CN114343473B - A ground brush and its cleaning equipment - Google Patents

Abstract

The present invention relates to a ground brush and cleaning equipment thereof. The ground brush comprises: a ground brush main body provided with a first accommodating space and a second accommodating space; The first roller brush is installed in the first accommodation space for rotation and abuts against the follower; the second roller brush is arranged in the second accommodation space for rotation; and the driving assembly is arranged on the main body of the ground brush ; The follower is connected to the drive assembly; wherein, the first roller brush includes at least two roller brush bodies arranged at intervals and coaxially and a support between adjacent roller brush bodies; the support is connected to the main body of the ground brush, so that the other end of the first roller brush can be at least partially exposed from the first accommodating space; wherein, there is a gap area between two adjacent roller brush bodies, and the second roller brush is configured to clean at least the The area corresponds to the surface to be cleaned. Through the above method, the present invention has the advantages of convenient use, high cleaning efficiency and good cleaning effect.

Description

A ground brush and its cleaning equipment

【Technical field】

The invention relates to the technical field of cleaning equipment, in particular to a ground brush and a cleaning equipment having the same.

【Background technique】

With the development of science and technology and the improvement of people's living standards, cleaning equipment such as vacuum cleaners and floor washing machines release people from the complicated cleaning work, which can not only keep the home, office and other environments clean, but also allow people to enjoy more. Free time, while being favored by people.

The floor brushes of existing vacuum cleaners and floor scrubbers generally have narrow installation areas on both sides of the roller brushes due to the need for transmission and positioning. Due to the existence of the above-mentioned installation area, when the floor brush is cleaning the edge of the wall, the end of the roller brush cannot be attached to the edge of the wall for cleaning, and there will always be corner residues, which cannot be cleaned along the edge. On the market, most of the roller brushes capable of cleaning along the edges are arranged in segments, and there are gaps between the roller brush segments. Due to the existence of the gaps, there will be residual areas that are not cleaned in place. Therefore, it is necessary to improve the prior art to overcome the defects in the prior art.

【Content of invention】

The object of the present invention is to provide a floor brush and its cleaning equipment, which can achieve edge cleaning and seamless cleaning effect, and has the advantages of convenient use, high cleaning efficiency and good cleaning effect.

In order to solve the problems of the technologies described above, a technical solution adopted in the present invention is:

A ground brush, used to clean the surface to be cleaned, comprising: a ground brush main body, provided with a first accommodation space and a second accommodation space independent of each other, and a follower is rotatably provided on the ground brush main body; The first rolling brush is rotatably arranged in the first accommodating space, and one end of the first rolling brush is in contact with the follower, so that one end of the first rolling brush is accommodated in the In the first accommodating space; the second rolling brush is arranged in the second accommodating space for rotation, and the second rolling brush is arranged substantially parallel to the first rolling brush; and the driving assembly is arranged on the ground The brush body is used to drive the first rolling brush and the second rolling brush to rotate; the follower is connected to the driving assembly and is used to transmit the driving force of the driving assembly to the first rolling brush. Rolling brush; wherein, the first rolling brush includes at least two rolling brush bodies arranged at intervals and coaxially and a support arranged between adjacent rolling brush bodies; the support and the ground brush main body connected, used to support the first roller brush together with the follower, so that the other end of the first roller brush can be at least partially exposed from the first accommodating space; wherein, the adjacent There is a space area between the two rolling brush bodies, and the second rolling brush is configured to clean at least the surface to be cleaned corresponding to the space area.

In one of the embodiments, the support is provided with a rotating shaft, and the two ends of the rotating shaft are respectively connected to the ends of the adjacent rolling brush bodies, so that one of the rolling brush bodies is driven After that, all the other said rolling brush bodies can rotate synchronously.

In one of the embodiments, the support also includes a ring-shaped support provided on the main body of the ground brush, and the rotation shaft is rotatably provided on the support; wherein, the support is non-circular to avoid The bracket rotates following the rolling brush body.

In one embodiment, the main body of the ground brush is provided with a clamping structure, the clamping structure is located in the first accommodation space, and the main body of the ground brush is connected to the support through the clamping structure.

In one of the embodiments, the clamping structure includes a lower rib set on the ground brush main body for supporting the bracket from the bottom, and a lower rib set on the ground brush main body and capable of connecting with the lower rib Cooperated upper ribs; wherein, the lower ribs and the upper ribs can surround and form a limiting hole for limiting the bracket in the axial direction of the first roller brush.

In one of the embodiments, the structure of the second rolling brush is the same as that of the first rolling brush, and is symmetrically distributed relative to the center of the main body of the ground brush; wherein, the The interval area and the interval area on the second rolling brush are distributed in a staggered manner; wherein, the end of the first rolling brush exposed from the first accommodating space is the same as that of the second rolling brush from the second rolling brush. The exposed ends in the accommodation space are distributed in a staggered manner.

In one embodiment, the second rolling brush includes: at least one main rolling brush body, including a support frame and a main brush sleeve sleeved on the outer periphery of the support frame and capable of rotating on the support frame and at least one slave brush body, connected to the main brush body, so that when the main brush sleeve rotates, the slave brush body can rotate synchronously; wherein, along the second In the longitudinal direction of the rolling brush, the main rolling brush body and the secondary rolling brush body are seamlessly arranged; wherein, the main body of the ground brush is provided with a connecting piece, and the connecting piece is located in the second accommodating space Inside, the connecting piece is connected with the support frame for supporting the second rolling brush; the second rolling brush has a first end and a second end in the longitudinal direction, and the first end The first end and the second end are respectively located on opposite sides of the connecting piece, so that the first end and the second end of the second rolling brush can be exposed from the main body of the floor brush.

In one of the embodiments, the main rolling brush body is provided with an input shaft connected to the output end of the drive assembly, and the input shaft is rotatably arranged on the support frame; wherein, the input shaft is connected to the The main brush sleeve is connected to transmit the driving force of the driving assembly to the main brush sleeve.

In one embodiment, a transmission unit is accommodated inside the main brush body, and the input shaft is connected to the main brush sleeve through the transmission unit.

In one of the embodiments, an output shaft is also rotated on the support frame, and the output shaft is connected to the slave roller brush body; wherein, the output shaft is connected to the main brush cover through the transmission unit The barrel is connected so that the input shaft, the main brush sleeve and the slave roller brush body rotate synchronously.

In one embodiment, the transmission unit includes an inner ring gear fixed on the main brush sleeve, a first gear meshed with the inner ring gear and arranged on the input shaft, and The ring gear meshes with a second gear disposed on the output shaft.

In one embodiment, the diameter of the main rolling brush body is larger than that of the slave rolling brush body, and the bottom edge of the main rolling brush body is flush with the bottom edge of the slave rolling brush body.

In order to solve the problems of the technologies described above, another solution proposed by the present invention is:

A floor brush, used to clean the surface to be cleaned, comprising: a floor brush main body, provided with a first accommodation space and a second accommodation space independent of each other; a first roller brush, which is rotatably arranged in the first accommodation space Inside; the second rolling brush is rotatably arranged in the second accommodation space, and a connecting piece is arranged in the second accommodating space, and the second rolling brush is rotatably set on the connecting piece, and the first rolling brush is arranged on the connecting piece. The second rolling brush is arranged roughly parallel to the first rolling brush; and the driving assembly is arranged on the main body of the ground brush and is used to drive the first rolling brush and the second rolling brush to rotate; wherein, the first rolling brush The two rolling brushes include at least one main rolling brush body and at least one secondary rolling brush body, the main rolling brush body is connected with the secondary rolling brush body, and the connecting piece is located at the end of the main rolling brush body for In order to support the main rolling brush body, along the longitudinal direction of the second rolling brush, the main rolling brush body and the secondary rolling brush body are seamlessly arranged; wherein, the second rolling brush has a first end and a second end in the longitudinal direction, and the first end and the second end are respectively located on opposite sides of the connecting piece, so that the first end of the second rolling brush One end and a second end can be exposed from within the floor brush body.

In one of the embodiments, the main rolling brush body includes a support frame connected to the connecting piece and a main brush sleeve sleeved on the outer periphery of the support frame and rotatably arranged on the support frame, wherein , the slave roller brush body rotates synchronously with the main brush sleeve.

In one of the embodiments, the main brush body is provided with an input shaft, and the input shaft is rotatably installed on the support frame; wherein, the input shaft connects the main brush sleeve and the drive An assembly for transmitting the driving force of the driving assembly to the main brush sleeve.

In one embodiment, a transmission unit is accommodated inside the main brush body, and the input shaft is connected to the main brush sleeve through the transmission unit.

In one of the embodiments, an output shaft is also rotated on the support frame, and the output shaft is connected to the slave roller brush body; wherein, the output shaft is connected to the main brush cover through the transmission unit The barrel is connected so that the input shaft, the main brush sleeve and the slave roller brush body rotate synchronously.

In one embodiment, the transmission unit includes an inner ring gear fixed on the main brush sleeve, a first gear meshed with the inner ring gear and arranged on the input shaft, and The ring gear meshes with a second gear disposed on the output shaft.

In one embodiment, the diameter of the main rolling brush body is larger than that of the slave rolling brush body, and the bottom edge of the main rolling brush body is flush with the bottom edge of the slave rolling brush body.

In one embodiment, the first rolling brush and the second rolling brush have the same structure.

In one of the embodiments, the first roller brush includes at least two roller brush bodies arranged at intervals and coaxially and a support arranged between the adjacent roller brush bodies; the main body of the ground brush can be rotated A follower is provided on the ground, and the follower is connected with the drive assembly for transmitting the driving force of the drive assembly to the first roller brush; wherein, one end of the first roller brush is connected to the first roller brush The follower abuts so that one end of the first rolling brush is accommodated in the first accommodation space; the support is connected to the main body of the ground brush so as to be connected with the follower together The first rolling brush is supported, so that the other end of the first rolling brush can be at least partially exposed from the first accommodating space.

In one of the embodiments, the support is provided with a rotating shaft, and the two ends of the rotating shaft are respectively connected to the ends of the adjacent rolling brush bodies, so that one of the rolling brush bodies is driven After that, all the other said rolling brush bodies can rotate synchronously.

In one of the embodiments, the support also includes a ring-shaped support provided on the main body of the ground brush, and the rotation shaft is rotatably provided on the support; wherein, the support is non-circular to avoid The bracket rotates following the rolling brush body.

In one embodiment, the main body of the ground brush is provided with a clamping structure, the clamping structure is located in the first accommodation space, and the main body of the ground brush is connected to the support through the clamping structure.

In one of the embodiments, the clamping structure includes a lower rib set on the ground brush main body for supporting the bracket from the bottom, and a lower rib set on the ground brush main body and capable of connecting with the lower rib Cooperated upper ribs; wherein, the lower ribs and the upper ribs can surround and form a limiting hole for limiting the bracket in the axial direction of the first roller brush.

In order to solve the problems of the technologies described above, another solution proposed by the present invention is:

A cleaning device includes the aforementioned floor brush.

Compared with the prior art, the present invention has the following beneficial effects:

In the ground brush provided by the present invention and the cleaning equipment thereof, at least one end of the first roller brush and/or the second roller brush can be exposed from the main body of the ground brush, so that the edge cleaning of the ground brush can be realized; at the same time, the floor brush During the cleaning process, the brush can realize seamless cleaning, and has the advantages of convenient use, high cleaning efficiency and good cleaning effect.

【Description of drawings】

Fig. 1 is a perspective view of the floor brush provided by the present invention in Embodiment 1.

Fig. 2 is a schematic diagram of the positional relationship between the first rolling brush and the cover plate in Fig. 1 .

Fig. 3 is a schematic structural view of the first rolling brush in Fig. 1 .

FIG. 4 is a schematic cross-sectional structure diagram of FIG. 3 .

FIG. 5 is a schematic diagram of an enlarged structure of the O region in FIG. 4 .

FIG. 6 is a schematic diagram of the exploded structure of FIG. 3 .

Fig. 7 is a schematic structural diagram of the support in Fig. 1 .

Fig. 8 is a schematic cross-sectional structure diagram of the bracket in Fig. 7

FIG. 9 is a schematic diagram of the positional relationship between the support, the follower and the locking structure in FIG. 1 .

FIG. 10 is a schematic diagram of the cover plate in FIG. 9 after being turned over.

FIG. 11 is a schematic diagram of an enlarged structure of the P region in FIG. 10 .

FIG. 12 is a schematic structural view of the cover plate in FIG. 1 .

FIG. 13 is a schematic cross-sectional structure diagram of FIG. 2 .

Fig. 14 is a perspective view of the second embodiment of the ground brush provided by the present invention.

Fig. 15 is a schematic diagram of an exploded structure between the main body of the ground brush and the second rolling brush in Fig. 14 .

Fig. 16 is a schematic diagram of the exploded structure of the second rolling brush in Fig. 14 .

Fig. 17 is a schematic cross-sectional structure diagram of the second rolling brush in Fig. 14 .

Fig. 18 is a schematic diagram of an exploded structure of the main rolling brush body in Fig. 14 .

Fig. 19 is a schematic cross-sectional structure diagram of the main rolling brush body in Fig. 14 .

Fig. 20 is a schematic diagram of the exploded structure of the main brush sleeve in Fig. 19 .

Fig. 21 is a schematic diagram of an exploded structure of the slave roller brush body in Fig. 17 .

Fig. 22 is a schematic diagram of the second rolling brush in Fig. 14 in another distribution form.

Fig. 23 is a schematic diagram of the second rolling brush in Fig. 14 in another distribution form.

Fig. 24 is a perspective view of the third embodiment of the ground brush provided by the present invention.

【Detailed ways】

In order to make the above objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the present invention, but not to limit the present invention. In addition, it should be noted that, for the convenience of description, only some structures related to the present invention are shown in the drawings but not all structures. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The terms "including" and "having" and any variations thereof in the present invention are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally further includes For other steps or units inherent in these processes, methods, products or apparatuses.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present invention. The occurrences of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

Embodiment 1, please refer to Fig. 1, the present invention provides a ground brush for cleaning the surface to be cleaned, including: a ground brush main body 300, which is provided with a first accommodating space and a second accommodating space independent of each other; A rolling brush 100 is arranged in the first accommodation space for rotation; a second rolling brush 200 is arranged in the second accommodation space for rotation, and the second rolling brush 200 is arranged approximately parallel to the first rolling brush 100; and the driving assembly ( (not shown in the figure) is arranged on the ground brush main body 300 and is used to drive the first rolling brush 100 and the second rolling brush 200 to rotate. The driving assembly can be driven with the first rolling brush 100 and the second rolling brush 200 through a belt or a gear. Of course, the transmission form includes but not limited to a belt or a gear transmission, and other forms of transmission are also possible, and the form is not limited.

In this embodiment, a follower 310 is rotatably provided on the ground brush main body 300. Please refer to FIG. 2 in conjunction with FIG. 9 and FIG. One end of the first roller brush 100 abuts against the follower 310 so that one end of the first roller brush 100 is accommodated in the first accommodation space. The follower 310 is connected with the driving assembly for transmitting the driving force of the driving assembly to the first roller brush 100 . 3 to 6, the first roller brush 100 includes at least two roller brush bodies 110 spaced and coaxially arranged and a support 120 between adjacent roller brush bodies 110; the support 120 is connected to the ground brush body 300 connection, used to support the first roller brush 100 together with the follower 310, so that the other end of the first roller brush 100 can be at least partially exposed from the first accommodating space, thereby realizing the edge cleaning of the ground brush, The utility model has the advantages of convenient use and good cleaning effect. During use, the rolling brush body 110 abuts against the surface to be cleaned, and is used to scrape the surface to be cleaned, thereby removing dirt on the surface to be cleaned. The support 120 is used to support the roller brush body 110 and transmit power. Compared with the edge installation area in the prior art, the support 120 is offset to the inside of the first accommodating space, thus, the first roller brush 100 The other end of the can be at least partially exposed from the first accommodating space.

Specifically, the first rolling brush 100 includes two rolling brush bodies 110 , and the two rolling brush bodies 110 are connected by a support 120 . The lengths of the two rolling brush bodies 110 in the axial direction may be the same or different. Preferably, the lengths of the two rolling brush bodies 110 are not equal, and the length of the rolling brush body 110 near the follower 310 is greater than the length of the roll brush body 110 away from the follower 310 . For ease of illustration, the brush body 110 near the follower 310 is defined as the first brush body, and the brush body 110 away from the follower 310 is defined as the second brush body. The end of the first rolling brush body close to the side of the follower 310 is one end of the first rolling brush 100 , and the end of the second rolling brush body away from the side of the follower 310 is the other end of the first rolling brush 100 . The other end of the first roller brush 100 can be flush with the shell of the ground brush body 300 or extend to the outside of the shell of the ground brush body 300 , so as to realize unidirectional edge cleaning. Both the first rolling brush body and the second rolling brush body include an inner sleeve 113 , a bristle sleeve 112 and end caps 111 arranged on both ends of the inner sleeve 113 . The inner sleeve 113 is in the shape of a cylinder, and the inner sleeve 113 is hollow and has openings at both ends. The bristle sleeve 112 is sheathed on the outer periphery of the inner sleeve 113 and rotates with the rotation of the inner sleeve 113 . The end cap 111 can realize the axial limit of the bristle sleeve 112 relative to the inner sleeve 113 . Wherein, the end cover 111 of the first roller brush body near the follower 310 is recessed to form an abutting groove matching with the follower 310 .

Further, please continue to refer to FIG. 5 in combination with FIG. 7 and FIG. 8 , the support 120 includes a ring-shaped support 121 disposed on the ground brush body 300 and a rotating shaft 122 disposed on the support 121 through the rotation of the insert 123 . The two ends of the rotating shaft 122 are respectively connected to the ends of the adjacent rolling brush bodies 110, so that after one of the rolling brush bodies 110 is driven, the other rolling brush bodies 110 can rotate synchronously. In this embodiment, the rotating shaft 122 and the insert 123 are integrated, and the two ends of the rotating shaft 122 are fixedly connected to the end cover 111 respectively. The insert 123 is preferably a bearing, and the inner ring of the bracket 121 is provided with an insert 123 Axially positioned limiting flange 1212 . One end surface of the insert 123 abuts against the above-mentioned limiting flange 1212, and the opposite end surface of the insert 123 abuts against the end cover 111 on one side to ensure the axial positioning of the insert 123, so that the rotating shaft 122, The end cap 111 and the sleeve 113 only have the freedom of axial rotation, and have the advantages of stable and reliable movement.

Considering the convenience of disassembly and assembly of the first roller brush 100 and the stability and reliability of the connection, the first roller brush 100 is provided on the floor brush main body 300 in a clamping manner. Please refer to the figure, the ground brush main body 300 is provided with a clamping structure 320 , the clamping structure 320 is located in the first accommodating space, and the ground brush main body 300 is connected with the support 120 of the first roller brush 100 through the clamping structure 320 . The clamping structure 320 includes a lower rib 321 disposed on the ground brush body 300 for supporting the bracket 121 from the bottom, and an upper rib 322 capable of cooperating with the lower rib 321 . After the upper rib 322 and the lower rib 321 cooperate, the lower rib 321 and the upper rib 322 can surround and form a limiting hole for limiting the bracket 121 in the axial direction of the roller brush body 110 . In order to prevent the support 121 from following the rotation of the roller brush body 110, the support 121 is arranged in a non-circular shape, and the limiting hole is a non-circular hole. Preferably, the outer ring of the bracket 121 can be a square ring, an elliptical ring or a circular ring formed with a non-rotating surface, which can be determined according to actual usage conditions.

Referring to Figures 9 to 13, a cover plate 230 is pivotally connected to the ground brush main body 300, and the area covered by the cover plate 340 is the first accommodation space. The upper rib plate 322 is fixed on the inner wall of the cover plate 340, and the cover A pivot axis X is provided on the end of the plate 340 near the side of the follower 310 , and the cover plate 340 is pivotally connected to the ground brush body 300 through the pivot axis X. As shown in FIG. The cover plate 340 is also floatingly provided with a movable block 341 for clamping with the floor brush main body 300, and a compression spring cavity is also formed on the cover plate 340, and the compression spring cavity is used to accommodate the compression spring 342, and the movable block 341 passes through the compression spring 342. The floating structure is disposed on the cover plate 340 . The ground brush main body 300 is provided with a fastening groove 350 opposite to the movable block 341 , and the movable block 341 is provided with a buckle 3411 matched with the fastening groove 350 . When the buckle 3411 is engaged with the engaging groove 350, the cover plate 340 is engaged with the ground brush body 300. At this time, the cover plate 340 is located above the first roller brush 100, and the upper rib plate 322 and the lower rib plate 321 The cover plate 340 is clamped on the outer periphery of the bracket 121 . In this state, the cover plate 340 can limit the position of the first roller brush 100 in the axial direction, radial direction and circumferential direction of the first roller brush 100 . In order to make the clamping structure 320 have a better position-limiting effect, the inner ring of the lower rib 321 and the inner ring of the upper rib 322 are provided with a card edge 323 protruding toward the direction of the bracket 121, and the outer ring of the bracket 121 is formed There is an annular locking groove 1211 matched with the locking edge 323 . Therefore, after the first roller brush 100 is installed, the first roller brush 100 has a good position-limiting effect in the axial direction, circumferential direction and radial direction, so that the first roller brush 100 is not easy to get off the ground brush body 300 It has the advantages of stable and reliable connection and convenient use. When the movable block 341 is pushed to make the buckle 3411 disengage from the fastening groove 350, the cover plate 340 can turn around the pivot axis X direction away from the ground brush body 300 under the action of an external force. At this time, the upper rib plate 322 and the lower rib plate 321 It is impossible to form a complete ring structure, and the user can remove the first rolling brush 100 from the floor brush main body 300 along the radial direction of the first rolling brush 100 .

In order to improve the connection stability and reliability of the cover plate 340, the upper rib plate 322 and the lower rib plate 321 are clamped by the snap tongue 324, please continue to refer to Figure 10 and Figure 11, the end of the lower rib plate 321 pivots upward A snap tongue 324 is connected, and a snap tongue groove 325 matching with the snap tongue 324 is formed between the upper rib plate 322 and the inner wall of the cover plate 340 , and the snap tongue 324 is inserted into the snap tongue groove 325 . Thus, the cover plate 340 is connected to the floor brush main body 300 through the pivotal connection at the pivotal axis X and the snap connection between the tongue 324 and the tongue groove 325 , which has the advantage of stable and reliable connection.

Considering that the first roller brush 100 adopts a segmented structure, there is an interval M between two adjacent roller brush bodies 110, and the second roller brush 200 is configured to clean at least the surface to be cleaned corresponding to the interval M . Therefore, when the ground brush cleans the surface to be cleaned, there will be no residual area not cleaned in place on the surface to be cleaned. In this embodiment, the structure of the second rolling brush 200 is the same as that of the first rolling brush 100 , and the center of the brush main body 300 is symmetrically distributed. Thus, the interval area M on the first roller brush 100 and the interval area M on the second roller brush 200 are distributed in a staggered manner, and the joint use of the first roller brush 100 and the second roller brush 200 can realize seamless cleaning, and the user does not need to worry about the interval Because of the existence of area M, the same area is cleaned repeatedly many times. In this embodiment, the structure of the second roller brush 200 and the structure of the first roller brush 100 adopt another advantage of center-symmetric distribution: the end of the first roller brush 100 exposed from the first accommodating space is in the same position as the first roller brush 100. The ends of the second rolling brushes 200 exposed from the second accommodating space are distributed in a staggered manner, thereby realizing bidirectional edge-side cleaning, which has the advantages of high cleaning efficiency and good cleaning effect.

Embodiment 2, please refer to FIG. 14 , the present invention provides a ground brush for cleaning the surface to be cleaned, including: a ground brush main body 300a, which is provided with a first accommodation space and a second accommodation space independent of each other; A rolling brush 100a is installed in the first accommodation space for rotation; a second rolling brush 200a is installed in the second accommodation space for rotation, and the second rolling brush 200a is arranged approximately parallel to the first rolling brush 100a; and the drive assembly ( (not shown in the figure) is arranged on the ground brush main body 300a, and is used to drive the first rolling brush 100a and the second rolling brush 200a to rotate. The driving assembly can be driven with the first roller brush 100a and the second roller brush 200a through a belt or a gear. Of course, the transmission form includes but not limited to a belt or a gear transmission, and other forms of transmission are also possible, and the form is not limited.

The only difference between it and the first embodiment is that the structure of the second rolling brush 200a is different from that of the second rolling brush 200 in the first embodiment. In this embodiment, please refer to FIG. 15 to FIG. 17 , the second rolling brush 200a includes: at least one main rolling brush body 210a, including a support frame 211a and sleeved on the outer periphery of the support frame 211a and can be rotatably arranged on the support frame 211a The main brush sleeve 212a; and at least one slave brush body 220a, which is connected to the main brush body 210a, so that when the main brush sleeve 212a rotates, the slave brush body 220a can rotate synchronously; wherein, in Along the longitudinal direction of the second rolling brush 200a, the main rolling brush body 210a and the secondary rolling brush body 220a are seamlessly arranged; wherein, the ground brush main body 300a is provided with a connecting piece 330a, and the connecting piece 330a is located in the second accommodating In the space, the connecting piece 330a is connected to the support frame 211a for supporting the second rolling brush 200a; the second rolling brush 200a has a first end and a second end in the longitudinal direction, and the first end and the second end The parts are located on opposite sides of the connecting piece 330a, so that the first end and the second end of the second roller brush 200a can be exposed from the ground brush main body 300a. Thus, after the second roller brush 200a cooperates with the first roller brush 100a, it can realize seamless cleaning and two-way edge cleaning.

In this embodiment, the diameter of the main rolling brush body 210a is larger than that of the secondary rolling brush body 220a, and the bottom edge of the main rolling brush body 210a is flush with the bottom edge of the secondary rolling brush body 220a. The connector 330a is fixed in the second accommodating space, please refer to Figure 18 and Figure 19, the support frame 211a includes a first end cover 2111a and a second end cover 2112a oppositely arranged, the first end cover 2111a, the second end cover 2112a and the connector 330a are generally disc-shaped. The first end cover 2111a is provided with a first connecting column protruding toward the second end cover 2112a along the axial direction of the main roller brush body 210a, and the second end cover 2112a is provided with a The second connecting post protrudes toward the first end cover 2111a, and the first connecting post and the second connecting post are connected by bolts, so as to realize the detachable connection between the first end cover 2111a and the second end cover 2112a. The first end cover 2111a and the second end cover 2112a can be regarded as two end covers of the main brush body 110a, and the connecting member 330a is connected to the first end cover 2111a or the second end cover 2112a.

Further, the main roller brush body 210a also includes an input shaft 215a rotatably arranged on the support frame 211a, a transmission unit 213a housed in the space surrounded by the main brush sleeve 212a and the support frame 211a, and a transmission unit 213a rotatably arranged on the support frame 211a. The output shaft 214a on the frame 211a and connected with the slave brush body 220a. The input shaft 215a is used to input power, the output shaft 214a is used to output power, and the function of the transmission unit 213a is to make the main brush sleeve 212a and the output shaft 214a rotate synchronously. In this embodiment, the input shaft 215a is connected to the main brush sleeve 212a through the transmission unit 213a to drive the main brush sleeve 212a to rotate; the output shaft 214a is connected to the main brush sleeve 212a through the transmission unit 213a to The input shaft 215a, the main brush sleeve 212a and the slave brush body 220a are rotated synchronously. The driving assembly transmits the power to the transmission unit 213a through the input shaft 215a, and then transmits the power to the main brush sleeve 212a by the transmission unit 213a, so as to make the main brush sleeve 212a rotate. After the main brush sleeve 212a rotates, the power is transmitted to the output shaft 214a through the transmission unit 213a, and the two ends of the output shaft 214a pass through the first end cover 2111a and the second end cover 2112a respectively, and then connect with the slave roller brush body 220a , to drive the rotation of the roller brush body 220a.

There are various distribution forms between the main rolling brush body 210a and the secondary rolling brush body 220a. In one distribution form, please refer to FIG. 15, the number of the main rolling brush body 210a is one, and the number of the secondary rolling brush body 220a is two The slave brush bodies 220a are distributed on opposite sides of the main brush body 210a, and two slave brush bodies 220a are driven to rotate by one main brush body 210a at the same time, and the output shaft 214a extends along the axial direction of the main brush body 210a, The opposite ends of the output shaft 214a respectively extend out of the support frame 211a and are connected to the slave brush body 220a to drive the slave brush body 220a to rotate. In another distribution form, referring to Fig. 22, there are two main roller brush bodies 210a ₁ , one slave roller brush body 220a ₁ , and the main roller brush body 210a ₁ is arranged on the opposite two sides of the slave roller brush body 220a ₁ . At the ends, the output shafts 214a ₁ of the two main roller brush bodies 210a ₁ are respectively connected to the two ends of the slave roller brush bodies 220a ₁ . In yet another distribution form, please refer to Fig. 23, one main rolling brush body 210a ₂ is provided, one is provided with from the rolling brush body 220a ₂ , and the output shaft 214a ₂ of the main rolling brush body 210a ₂ is connected to the secondary rolling brush body 220a ₂ at the end. It can be understood that the distribution mode between the main roller brush body 210a and the slave roller brush body 220a includes but is not limited to the above-mentioned several situations, which will not be repeated here. In the subsequent discussion process, the distribution structure of the second rolling brush 200a with one main rolling brush body 210a and two secondary rolling brush bodies 220a is taken as the discussion object.

In this embodiment, the axial length of the main brush sleeve 212a is greater than or equal to the axial length of the support frame 211a, so that the main brush sleeve 212a can completely cover the axial direction of the second roller brush 200a The support frame 211a can prevent the support frame 211a from being exposed. When the axial length of the main brush sleeve 212a is greater than the axial length of the support frame 211a, a housing space for accommodating the connector 330a can be formed; the axial length of the main brush sleeve 212a is equal to the axis of the support frame 211a As for the length, a receiving groove for receiving the connecting piece 330a is formed on the first end cover 2111a or the second end cover 2112a. Of course, when the axial length of the main brush sleeve 212a is greater than the axial length of the supporting frame 111a, the above-mentioned receiving groove can also be formed on the first end cover 2111a or the second end cover 2112a.

Further, the main brush sleeve 2112a includes a main sleeve 2121a which is hollow inside and open at both ends, and a main bristle cover 2122a which is arranged on the outer periphery of the main sleeve 2121a and rotates with the main sleeve 2121a. The main bristle cover 2122a also has an internal It is hollow and has openings at both ends. The axial length of the main bristle sleeve 2122a is greater than that of the main sleeve 2121a. The first end cover 2111a is arranged at one end opening of the main sleeve 2121a, and the second end cover 2112a is arranged at the other end opening of the main sleeve 2121a. The first end cover 2111a and the second end cover 2112a realize the main sleeve 2121a For limiting in the axial direction, the main sleeve 2121a is rotatably disposed on the support frame 211a through the first bearing 216a. The transmission unit 213a includes a ring gear 2131a fixed on the main brush sleeve 212a, a first gear 2132a meshing with the ring gear 2131a and set on the input shaft 215a, and a first gear 2132a meshing with the ring gear 2131a and set on the output shaft Second gear 2133a on 214a. In order to simplify the assembly relationship, the first gear 2132a is integrally formed with the input shaft 215a, the second gear 2133a is integrally formed with the output shaft 214a, the input shaft 215a is rotated on the second end cover 2112a through the second bearing 217a, and the output shaft 214a is passed through the second end cover 2112a. The three bearings 218a are rotatably disposed on the supporting frame 211a.

In order to facilitate the connection between the main sleeve 2121a and the main bristle cover 2122a, please refer to FIG. The arc groove B engaged with the arc clip A. When the main sleeve 2121a and the main bristle cover 2122a are installed, it is only necessary to apply an external force in the axial direction to snap the arc-shaped clip A into the arc-shaped groove B, which has the advantages of convenient connection and stable and reliable connection . In this embodiment, please refer to FIG. 21 , the slave brush body 220a includes a slave sleeve 221a and a slave bristle cover 222a, and a receiving cavity 2221a for accommodating the slave sleeve 221a is formed in the slave bristle cover 222a, and the slave sleeve 221a Locked in the accommodating cavity 2221a, the end of the output shaft 214a extends into the accommodating cavity 2221a and is connected with the slave sleeve 221a by bolts, so that the slave bristle cover 222a follows the slave sleeve 221a to rotate.

Embodiment 3, please refer to FIG. 24 , the present invention provides a ground brush for cleaning the surface to be cleaned, including: a ground brush main body 300b, which is provided with a first accommodation space and a second accommodation space independent of each other; A rolling brush 100b is installed in the first accommodation space for rotation; a second rolling brush 200b is installed in the second accommodation space for rotation, and the second rolling brush 200b is arranged approximately parallel to the first rolling brush 100b; and the driving assembly ( (not shown in the figure) is arranged on the ground brush main body 300b, and is used to drive the first rolling brush 100b and the second rolling brush 200b to rotate.

In this embodiment, the first rolling brush 100b and the second rolling brush 200b have the same structure, and are the same as the second rolling brush 200a in the second embodiment. Both the first accommodating space and the second accommodating space are provided with connecting pieces 330b for supporting. The driving assembly can be driven with the first roller brush 100b and the second roller brush 200b through a belt or a gear. Of course, the transmission form includes but is not limited to a belt or gear transmission, and other forms of transmission are also possible, and the form is not limited.

It can be understood that the floor brush in the present invention can be applied to different usage scenarios, which will be described with examples below.

The ground brush in the present invention can be applied to cleaning equipment. Wherein, the cleaning equipment includes the ground brush as mentioned above. The cleaning equipment may be a vacuum cleaner, a floor washing machine and the like.

It can be understood that the above-mentioned specific application is only an example of the ground brush in the present invention, and those skilled in the art can make adaptive adjustments according to the actual situation, so details will not be repeated here.

To sum up, the present invention realizes the edge cleaning and seamless cleaning of the ground brush by setting the first rolling brush and the second rolling brush, and through the cooperation between the first rolling brush and the second rolling brush, and has the advantages of convenient use, The advantages of high cleaning efficiency and good cleaning effect; further, the first roller brush is detachably arranged on the main body of the floor brush through a clamping structure, which has the advantages of convenient disassembly and assembly, and stable and reliable connection; further, the second roller brush The first end and the second end can be exposed from the main body of the ground brush and each section of the second roller brush is seamlessly connected, so as to realize two-way edge cleaning and seamless cleaning at the same time, with high cleaning efficiency, Good cleaning effect.

The above is only a specific embodiment of the present invention, and any other improvements made on the premise of the concept of the present invention are regarded as the protection scope of the present invention.

Claims (26)

1. A floor brush for cleaning a surface to be cleaned, comprising:

the floor brush main body is provided with a first accommodating space and a second accommodating space, and a driven piece is rotatably arranged on the floor brush main body;

the first rolling brush is rotationally arranged in the first accommodating space and is connected with the driven piece;

the second rolling brush is rotationally arranged in the second accommodating space and is approximately parallel to the first rolling brush; and

the driving assembly is arranged on the ground brush main body and used for driving the first rolling brush and the second rolling brush to rotate; the driven piece is connected with the driving assembly and used for transmitting the driving force of the driving assembly to the first rolling brush;

the first rolling brush comprises at least two rolling brush bodies which are arranged at intervals and coaxially and a support saddle arranged between the adjacent rolling brush bodies; the support is connected with the ground brush main body and used for supporting the first rolling brush so that the end part of the first rolling brush can be at least partially exposed out of the first accommodating space;

Wherein a spacing area exists between two adjacent rolling brush bodies, and the second rolling brush is configured to clean at least the surface to be cleaned corresponding to the spacing area;

wherein, the support includes annular form support, the support is the non-circular setting, in order to avoid when the round brush body rotates the support follows the rotation.

2. The floor brush of claim 1, wherein an end of the first roller brush abuts the driven member and is accommodated in the first accommodating space; the driven piece is used for supporting the first rolling brush with the support seat, so that the other end portion of the first rolling brush is a free end.

3. The floor brush according to claim 2, wherein a rotating shaft is provided on the support, and both ends of the rotating shaft are respectively connected to the ends of the adjacent rolling brush bodies, so that after one of the rolling brush bodies is driven, the remaining rolling brush bodies can synchronously rotate.

4. A floor brush according to claim 3, wherein the rotating shaft is rotatably provided on the bracket.

5. The floor brush of claim 4, wherein the floor brush body is provided with a clamping structure, the clamping structure is located in the first accommodating space, and the floor brush body is connected with the support through the clamping structure.

6. The floor brush of claim 5, wherein said clamping structure comprises a lower rib plate provided on said floor brush body for supporting said bracket from the bottom and an upper rib plate provided on said floor brush body and capable of mating with said lower rib plate;

the lower rib plate and the upper rib plate can enclose to form a limiting hole for limiting the support in the axial direction of the first rolling brush.

7. The floor brush of claim 1, wherein the second roller brush has the same structure as the first roller brush and is centrally and symmetrically distributed with respect to the center of the floor brush body;

the interval areas on the first rolling brush and the interval areas on the second rolling brush are distributed in a staggered mode;

the end parts of the first rolling brush exposed from the first accommodating space and the end parts of the second rolling brush exposed from the second accommodating space are distributed in a staggered mode.

8. The floor brush of claim 1, wherein the second roller brush comprises:

the main brush body comprises a support frame and a main brush sleeve which is sleeved on the periphery of the support frame and can be rotatably arranged on the support frame; and

At least one secondary rolling brush body connected to the main rolling brush body to make the secondary rolling brush body synchronously rotate when the main brush sleeve rotates;

the ground brush comprises a ground brush main body, and is characterized in that a connecting piece is arranged on the ground brush main body and is located in a second accommodating space, the connecting piece is connected with the supporting frame and used for supporting the second rolling brush, a first end and a second end are arranged on the second rolling brush in the longitudinal direction, the first end and the second end are respectively located on two opposite sides of the connecting piece, and at least one of the first end and the second end of the second rolling brush can be at least partially exposed out of the ground brush main body.

9. The floor brush of claim 8, wherein the main roller brush body is provided with an input shaft connected with the output end of the driving assembly, and the input shaft is rotatably arranged on the supporting frame; wherein the input shaft is connected with the main brush sleeve for transmitting the driving force of the driving assembly to the main brush sleeve.

10. The floor brush of claim 9, wherein a transmission unit is accommodated inside the main roll brush body, and the input shaft is connected with the main brush sleeve through the transmission unit.

11. The floor brush of claim 10, wherein the support frame is further rotatably provided with an output shaft, and the output shaft is connected with the secondary rolling brush body; the output shaft is connected with the main brush sleeve through the transmission unit so as to enable the input shaft, the main brush sleeve and the auxiliary rolling brush body to synchronously rotate.

12. The floor brush of claim 11, wherein the transmission unit comprises an inner gear ring fixedly arranged on the main brush sleeve, a first gear meshed with the inner gear ring and arranged on the input shaft, and a second gear meshed with the inner gear ring and arranged on the output shaft.

13. The floor brush of claim 9, wherein the diameter of the master roll brush body is greater than the diameter of the slave roll brush body and the bottom edge of the master roll brush body is flush with the bottom edge of the slave roll brush body.

14. A floor brush for cleaning a surface to be cleaned, comprising:

the floor brush main body is provided with a first accommodating space and a second accommodating space which are mutually independent;

the first rolling brush is rotationally arranged in the first accommodating space;

the second rolling brush is rotationally arranged in the second accommodating space, a connecting piece is arranged in the second accommodating space, the second rolling brush is rotationally arranged on the connecting piece, and the second rolling brush and the first rolling brush are approximately parallel; and

The driving assembly is arranged on the ground brush main body and used for driving the first rolling brush and the second rolling brush to rotate;

the second rolling brush comprises at least one main rolling brush body and at least one auxiliary rolling brush body, the main rolling brush body is connected with the auxiliary rolling brush body, and the connecting piece is positioned at the end part of the main rolling brush body and used for supporting the main rolling brush body;

the first end part and the second end part are respectively positioned at two opposite sides of the connecting piece, and at least one of the first end part and the second end part of the second rolling brush can be at least partially exposed from the second accommodating space;

the first rolling brush comprises at least two rolling brush bodies which are arranged at intervals and coaxially and a support saddle arranged between the adjacent rolling brush bodies; the ground brush main body is rotatably provided with a driven piece, and the driven piece is connected with the driving assembly and is used for transmitting the driving force of the driving assembly to the first rolling brush;

the support is connected with the ground brush main body and used for supporting the first rolling brush so that the end part of the first rolling brush can be at least partially exposed out of the first accommodating space;

The second rolling brush is configured to clean at least the surface to be cleaned corresponding to the interval area, and the support comprises an annular support which is arranged in a non-circular mode so as to prevent the support from following rotation when the rolling brush rotates.

15. The floor brush of claim 14, wherein said main rolling brush body comprises a supporting frame connected to said connecting member and a main brush sleeve fitted around the outer periphery of said supporting frame and rotatably provided on said supporting frame, and wherein said sub rolling brush body rotates in synchronization with said main brush sleeve.

16. The floor brush of claim 15, wherein the main roller brush body is provided with an input shaft, and the input shaft is rotatably arranged on the support frame; wherein the input shaft is connected with the main brush sleeve and the driving assembly and is used for transmitting the driving force of the driving assembly to the main brush sleeve.

17. The floor brush of claim 16, wherein a transmission unit is accommodated inside the main roll brush body, and the input shaft is connected to the main brush sleeve through the transmission unit.

18. The floor brush of claim 17, wherein an output shaft is further rotatably arranged on the support frame and is connected with the secondary rolling brush body; the output shaft is connected with the main brush sleeve through the transmission unit so as to enable the input shaft, the main brush sleeve and the auxiliary rolling brush body to synchronously rotate.

19. The floor brush of claim 18, wherein the transmission unit comprises an annulus gear fixedly provided on the main brush sleeve, a first gear meshed with the annulus gear and provided on the input shaft, and a second gear meshed with the annulus gear and provided on the output shaft.

20. The floor brush of claim 14, wherein the diameter of the master roll brush body is greater than the diameter of the slave roll brush body and the bottom edge of the master roll brush body is flush with the bottom edge of the slave roll brush body.

21. The floor brush of claim 14, wherein an end of the first roller brush is in contact with the follower and is received in the first receiving space; the driven piece is used for supporting the first rolling brush with the support seat, so that the other end portion of the first rolling brush is a free end.

22. The floor brush of claim 21, wherein a rotating shaft is provided on the support, and both ends of the rotating shaft are respectively connected to the ends of the adjacent rolling brush bodies, so that after one rolling brush body is driven, the remaining rolling brush bodies can synchronously rotate.

23. The floor brush of claim 22, wherein said rotating shaft is rotatably disposed on said support.

24. The floor brush of claim 23, wherein the floor brush body is provided with a clamping structure, the clamping structure is located in the first accommodating space, and the floor brush body is connected with the support through the clamping structure.

25. The floor brush of claim 24, wherein said clamping structure comprises a lower rib plate provided on said floor brush body for bottom supporting said bracket and an upper rib plate provided on said floor brush body and capable of mating with said lower rib plate; the lower rib plate and the upper rib plate can enclose to form a limiting hole for limiting the support in the axial direction of the first rolling brush.

26. A cleaning appliance comprising a floor brush as claimed in any one of claims 1 to 25.