JPH1043116A - Cleaning tool handle - Google Patents

Abstract

(57) [Problem] To improve the cleaning workability of a cleaning tool by locking the length and rotation of the handle of a telescopic cleaning tool. SOLUTION: In a handle 11 of a cleaning tool 10, a plurality of tubular bodies 31 to 33 are fitted to be extendable and contractable, and a length lock for locking the stretchable length between the mutually expanding and contracting tubular bodies. Means (for example, the engagement groove 31B and the engagement protrusion 35B) and a rotation locking means (for example, the guide protrusion 31C and the guided slit 35C) for locking the rotation thereof.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a handle of a cleaning tool.

[0002]

2. Description of the Related Art Conventionally, as described in Japanese Utility Model Publication No. Hei 5-6069, as a handle of a cleaning tool, an extendable and retractable type having a head provided with a cleaning cloth has been proposed. This cleaning tool
By extending the handle for a high cleaning position and contracting the handle for a low cleaning position, cleaning workability can be improved, or compactness can be reduced during storage to improve storage.

[0003] In this prior art handle, an inner tube and an outer tube are fitted so as to be able to expand and contract, and a locking means for locking the length of expansion and contraction is provided between the inner tube and the outer tube.

[0004]

However, although the locking means provided on the handle of the prior art can lock the expansion and contraction length of the inner tube and the outer tube, the rotation of the inner tube and the outer tube (the tube shaft) can be achieved. (Rotation around) cannot be locked. This means
For example, when a cleaning operation is performed by gripping an outer tube serving as a grip portion of a handle, a head provided with a cleaning cloth may cause unexpected rotation with respect to the grip portion (outer tube) together with the inner tube. I do. At this time, if the head has a cleaning direction, for example, if the wiping surface of the cleaning cloth applied to the head is along the flat surface of the flat head, the unexpected rotation of the head causes the cleaning cloth to be removed. The wiping surface may suddenly change at a right angle to the object to be cleaned during the cleaning operation, which may cause inconvenience such as not being able to clean the object to be cleaned or damaging the object to be cleaned.

An object of the present invention is to lock the length and rotation of a handle of an extendable cleaning tool to improve the cleaning workability of the cleaning tool.

[0006]

According to the first aspect of the present invention, in a handle of an extendable cleaning tool provided with a head on which a cleaning cloth is provided, a plurality of tubular bodies are fitted so as to extend and contract. A length locking means for locking the length of expansion and contraction and a rotation locking means for locking the rotation thereof are provided between the cylindrical bodies that expand and contract.

According to a second aspect of the present invention, in the first aspect of the present invention, the length locking means further includes an engagement portion provided at a specific position in the axial direction of one of the cylindrical bodies; An engagement portion provided at a specific position in the axial direction of the other cylindrical body is configured to be disengageable.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the rotation locking means further comprises a guide portion provided along an axial direction of one of the cylindrical bodies.
This is configured to engage with a guided portion provided at a specific position in the circumferential direction of the other cylindrical body.

The present invention described in claim 4 provides the present invention according to claims 1 to 3.
In the invention according to any one of the above, the head has a cleaning direction.

According to a fifth aspect of the present invention, in the fourth aspect of the present invention, the cleaning cloth further includes a wiping portion attached to the head, and a lapping portion coupled to the wiping portion. It is made to consist of.

According to the present invention, there are the following effects. A length locking means for locking the extension length of the handle is provided.
Thereby, in this cleaning tool, the handle can be extended for a high cleaning position, and the handle can be contracted for a low cleaning position, thereby improving the cleaning workability, or can be compactly stored during storage to improve storageability. .

[0012] A rotation lock means for locking the rotation of the handle is provided. Therefore, when the cleaning operation is performed while grasping the base-side tubular body which is the handle grip portion, the head provided with the cleaning cloth is moved together with the distal-side tubular body together with the grip portion (the base-side tubular body). )
No unexpected rotation occurs. Therefore, the head has a cleaning direction, for example, even when the wiping surface of the cleaning cloth adhered to the head is along the plane of the flat head, because there is no unexpected rotation of the head, The wiping surface of the cleaning cloth does not change its angle with respect to the object to be cleaned during the cleaning operation, so that the cleaning operability can be improved by always maintaining the proper cleaning direction.

When the cleaning cloth comprises a wiping portion attached to the head and a hitting portion coupled to the wiping portion, the cleaning direction (wiping directionality) of the wiping portion of the cleaning cloth, and The cleaning operability can be improved by always properly maintaining the cleaning direction (flap direction) of the beating portion.

[0014]

FIG. 1 is a schematic view showing an example of a cleaning tool, FIG. 2 is a schematic view showing a head, FIG. 3 is a schematic view showing an attached state of a cleaning cloth, and FIG. 4 is a removed state of the cleaning cloth. 5 is an exploded view showing a handle, FIG. 6 is a schematic view showing an extended state of the handle, FIG. 7 is a schematic view showing a contracted state of the handle, and FIG. 8 is a schematic view showing a slider.

The cleaning tool 10 is constructed by attaching a cleaning cloth 13 having a wiping portion 14 and a knocking portion 15 to a head 12 provided at the tip of a handle 11.

The cleaning cloth 13 is made of a fiber material, and the wiping section 14 and the tapping section 15 can be of various forms. For example, the wiping unit 14 has a flat shape,
5 may be in the form of a strip provided on the peripheral edge of the wiping unit 14 or may be in the form of a pile provided on the back surface of the wiping unit 14.

The fiber material constituting the cleaning cloth 13 is a woven cloth,
It includes not only a sheet-like fiber material such as a nonwoven fabric and a thin paper, but also a cord-like fiber material such as a pile used for the beater 15. When a non-woven fabric is used as the fiber material, a non-woven fabric made of a fiber material having excellent dust-absorbing properties and excellent wear resistance is particularly preferably used. Preferred nonwoven fabrics having such properties include, for example, spunlaced nonwoven fabric, spunbonded nonwoven fabric, suction bonded nonwoven fabric, suction heat bonded nonwoven fabric, melt blown nonwoven fabric, and the like.

The wiping portion 14 of the cleaning cloth 13 is a bag 1 having an insertion space 16A therein.
For example, two sheet-like fiber materials are overlapped and further sewn or heat-sealed (sewed portion 17) so as to form the peripheral surface of No. 6, or one sheet-like fiber material is bent. And an insertion space 16A corresponding to the form of the head.
It can be provided so as to form the peripheral surface portion of the bag portion 16 having the following.

When the cleaning cloth 13 is made of only the sheet-like fiber material, the tapping portion 15 of the cleaning cloth 13 is formed into a strip shape by cutting the fiber material from its peripheral edge to the vicinity of the wiping portion 14. Alternatively, a perforated cut line may be provided in advance, and the strip may be formed by tearing along the cut line during use. Examples of the form of the cut (or cut line) include various forms such as a linear shape, a zigzag shape, and a wavy line shape.

The tapping portion 15 of the cleaning cloth 13
In the case where the cleaning cloth 13 is made of the sheet-like fiber material and the cord-like fiber material, the sheet-like fiber material forming the wiping portion 14 is replaced with the cord-like fiber forming the knocking portion 15. It is preferable to form the hitting portion 15 on the peripheral portion or the back surface side of the wiping portion 14 by sewing or heat sealing the material.

The handle 11 includes two or more cylindrical bodies, in this embodiment, a large cylindrical body 31, a middle cylindrical body 32, and a small cylindrical body 3.
It is composed mainly of three cylindrical bodies (3) and can be expanded and contracted. The cross-sectional shape of each of the cylindrical bodies 31 to 33 is not limited to a circle,
The shape may be an ellipse, a polygon, or the like. In addition, each tubular body 31
Constituent materials of ~ 33 are vinyl chloride, ABS, PE, P
P, PET, aluminum or alloys thereof are preferred.

As shown in FIGS. 5 to 8, the handle 11 is formed by a press-fit projection 34A of an end cap 34 into a large-diameter groove 31A provided on one end opening side of a large cylindrical body 31 serving as a grip portion.
Is press-fitted, and the press-fit projection 35A of the middle slider 35 (FIG. 8) is press-fitted into the enlarged-diameter groove 32A provided on one end opening side of the middle cylindrical body 32, and is provided on one end opening side of the small cylindrical body 33. Expanded groove 33
A press-fit projection 36A of the small slider 36 is press-fitted into A.
The middle slider 35 press-fitted into the middle cylindrical body 32 from the other end opening of the large cylindrical body 31 is fitted, and the small slider 35 press-fitted into the small cylindrical body 33 from the other end opening of the middle cylindrical body 32. Slider 36
Are fitted to each other so that the tubular bodies 31 to 33 can expand and contract with each other. Further, the head 12 is connected to a female screw member provided at the other end opening of the small cylindrical body 33 through the finger hook 37.
Is connected to a male screw member of an attachment 19 described later.
Note that the end cap 34 has a hook hole 34B so that the cleaning tool 10 can be hooked on a fastener such as a hook.

(A) Length locking means and rotation locking means are provided between the large cylindrical body 31 and the middle cylindrical body 32.

The length locking means includes an engaging groove 31B provided on the other end opening side of the large cylindrical body 31 and an engaging protrusion 35B of the middle slider 35 provided on one end opening of the middle cylindrical body 32. The engagement protrusion 35B is engaged with the engagement groove 31B at the time of maximum extension (FIG. 6), so that the two cylindrical bodies 3 can be disengaged.
Lock the length of 1,32.

The rotation lock means includes a guide projection 31 C provided along the entire axial direction at each of two positions at 180 degrees in the circumferential direction on the inner surface of the large cylindrical body 31, and one end opening of the middle cylindrical body 32. 180 in the circumferential direction on the outer surface of the middle slider 35
Guided slits 3 provided at each of the two positions
5C and the guided slit 3
5C is guided by the guide projection 31C, and the two cylindrical bodies 31,
32 is rotationally locked.

An engaging projection 35B for locking the length is provided at each of two positions at 180 degrees in the circumferential direction on the outer surface of the middle slider 35 provided at one end opening of the middle cylindrical body 32.
When the two cylindrical bodies 31 and 32 are expanded and contracted by being guided by the above-mentioned guide projections 31C, the engagement projections 35B and the sliding projections 35D become large cylinders. The inner surfaces of the cylindrical bodies 31 are slid in contact with each other to prevent the cylindrical bodies 31 and 32 from oscillating. Due to the presence of the guided slit 35C, the middle slider 35 is reduced in diameter in a state of sliding contact with the large cylindrical body 31, and is provided with a diametrically resilient expanding behavior. The engaging projection 35B and the sliding contact projection 35D are
1 can be stably brought into sliding contact with the inner surface with a constant pressure. When the large cylindrical body 31 and the middle cylindrical body 32 are set in the most contracted state (FIG. 7), the engagement protrusion 35B and the sliding contact protrusion 35D of the middle slider 35 are opened at one end of the large cylindrical body 31. The above-mentioned resilient expanding behavior is temporarily lost in the expanded-diameter groove 31A provided on the side, and the above-described resilient expanding behavior is temporarily lost. It is possible to prevent sag due to maintaining the reduced diameter.

The middle slider 35 has a press-fit projection 35B.
There are slits 35E at each of two positions forming 180 degrees in the circumferential direction in which the press-fitting protrusion 35A is temporarily inserted into the large-diameter groove 32A of the middle cylindrical body 32 when the press-fitting protrusion 35A is temporarily inserted. The diameter can be reduced in size, and the assemblability can be improved.

(B) Length locking means and rotation locking means are also provided between the middle cylindrical body 32 and the small cylindrical body 33.

The length locking means includes an engaging groove 32B provided on the other end opening side of the middle cylindrical body 32 and an engaging protrusion 36B of a small slider 36 provided on one end opening of the small cylindrical body 33. The engagement protrusion 36B is engaged with the engagement groove 32B at the time of maximum extension (FIG. 6), so that the two cylindrical bodies 3 can be disengaged.
Lock the length of 2,33.

The rotation locking means includes a guide projection 32 C provided along the entire axial direction at each of two positions at 180 degrees in the circumferential direction on the inner surface of the middle cylindrical body 32, and one end of the small cylindrical body 33. 180 degrees in the circumferential direction on the outer surface of the small slider 36 provided in the opening.
Guided slits 3 provided at each of the two positions
6C and the guided slit 3
6C is guided by the guide projection 32C,
33 rotation lock.

An engaging projection 36B for locking the length is provided at each of two positions at 180 degrees in the circumferential direction on the outer surface of the small slider 36 provided at one end opening of the small cylindrical body 33.
When the two cylindrical bodies 32 and 33 are expanded and contracted by being guided by the above-mentioned guide projections 32C, the engagement projections 36B and the sliding contact projections 36D are set in the middle. The inner surfaces of the tubular bodies 32 are slid in contact with each other to prevent the tubular bodies 32 and 33 from oscillating. Due to the presence of the guided slit 36C, the small slider 36 is reduced in diameter in a state of sliding contact with the middle cylindrical body 32, and is provided with a diametrically resilient expanding behavior. The engaging projection 36B and the sliding contact projection 36D are
Can be stably brought into sliding contact with the inner surface of the substrate with a constant pressure. When the middle tubular body 32 and the small tubular body 33 are set to the most contracted state (FIG. 7), the engaging protrusion 36B and the sliding contact protrusion 36D of the small slider 36 are connected to one end of the middle tubular body 32. It is stored in the enlarged diameter groove 32A provided on the opening side in the enlarged diameter state, and temporarily loses the above-described elastic diameter expansion behavior, whereby the engagement protrusion 36B and the sliding contact protrusion 36D are removed. The generation of sag due to unnecessary reduction in diameter can be prevented.

The small slider 36 has a press-fit projection 36A.
There are slits 36E at each of two positions forming 180 degrees in the circumferential direction in which the press-fitting protrusion 36A is temporarily inserted into the large-diameter groove 33A of the small cylindrical body 33 when the press-fitting protrusion 36A is temporarily inserted. The diameter can be reduced in size, and the assemblability can be improved.

The head 12 is made of a flexible elastic member. As the elastic member, a sponge-like porous elastic member, artificial leather or cloth made of cloth, and a fibrous material such as felt or cotton are used. Preferably, a cushion-like elastic member including the above or an elastic member such as rubber is used.

When the head 12 is made of a sponge-like porous elastic member, a porous elastic member made of a soft foamed synthetic resin having excellent durability is particularly preferably used. Preferable porous elastic members having such properties include, for example, foamed polyethylene and foamed polyurethane.

When the head 12 is made of a porous elastic member made of synthetic resin as described above, the cleaning cloth 1 may be used.
It is preferable that the surface has good lubricity so that the mounting and dismounting of the surface 3 can be performed smoothly. As a method of improving the surface lubricity, for example, a melt-tome process (for example, Processing method for improving the quality) and in-mold coating.

The form of the head 12 is the cleaning cloth 1.
3, can be changed as appropriate. For example, as in the head 12 of the embodiment shown in FIG. 2, a flat shape with a tapered tip portion so as to have a substantially U-shaped contour in plan view, or The flat shape may be a rectangular shape. By adopting such a flat shape, the head 12 has a cleaning direction, and the wiping portion 14 of the cleaning cloth 13 attached to the head 12 is wiped. The stripping surface is along the plane of the flat head 12 (wiping directionality), and the strip-shaped knocking portion 15 on the periphery of the wiping portion 14 or the pile-shaped knocking portion 15 on the back surface side of the wiping portion 14 is flattened. Therefore, it is possible to easily clean corners, narrow gaps, and the like along the flat surface of the head 12 (flap direction). The thickness of the head 12 can be set to a constant thickness, tapered so as to become thinner toward the tip, or tapered so as to become thinner outward in the width direction. In particular, providing a taper as described above is effective in facilitating cleaning of a corner portion and facilitating cleaning of a narrow gap.

It is preferable that a core member 18 made of an ABS leaf spring (plate-like elastic member) or the like is provided in the head 12 to give the head 12 a desired rigidity. The arrangement of the core material 18 in the head 12 is as follows.
This is particularly effective when the head 12 is made of the porous elastic member or the cushion-shaped member. The embodiment of the core 18 can be appropriately changed according to the form of the head 12. The core 18 is preferably made of a synthetic resin such as polypropylene, ABS, or polycarbonate, or a metal such as stainless steel or spring steel. It is preferable that an attachment 19 (for example, a male screw member (see FIG. 2)) for attaching the head 12 to the handle 11 is provided at a lower end portion of the core 18.

When the head 12 is made of a porous elastic member or a cushion-like member, it is preferable to dispose the core material 18 inside. However, when the head 12 is made of a relatively hard elastic member such as rubber. May have a configuration excluding the core material 18.

The cleaning cloth 13 attached to the head 12
Is held in the opening 21 (FIG. 3) provided at the base of the head 12 as follows. That is, a pair of cuts 2 are formed at the lower end of the bag 16 in the wiping unit 14 of the cleaning cloth 13.
A tab 22 sandwiched between 2A and 22A is formed (FIG. 1). Thereby, in the cleaning tool 10, the cleaning tool 1
The head 12 of the cleaning cloth 13 is inserted into the insertion space 16A of the bag portion 16 of the cleaning cloth 13 (FIG. 3A).
Is inserted into the opening 21 of the head 12, and the cleaning cloth 13 is held by the head 12 (FIG. 3B).

When using the cleaning tool 10, first, the handle 11
The head 12 is screwed into the head. Next, as shown in FIGS. 3A and 3B, the cleaning cloth 13 is mounted on the head 12 so as to cover the cleaning cloth 13, and the tab 22 is folded and fixed in the opening 21 of the head 12. 10 assembly is completed.

A table having a relatively large area, for example,
The dust is mainly wiped using the wiping unit 14 of the cleaning cloth 13. Further, when used as a flapping, dust is sucked using the flapping portion 15. Also, the handle 11 is used in a contracted state (FIG. 7) for wiping and cleaning, and when performing wiping cleaning of a high place or a deep gap, the handle 11 is used in an extended state (FIG. 6).

When the cleaning cloth 13 becomes very dirty, the tab 22 is wiped from the opening 21 of the head 12 as shown in FIG. 4A, and further, as shown in FIG. The tip of the cleaning cloth 13 is pinched and pulled out, and the head 12 is removed.
Is separated from the cleaning cloth 13. Then, if necessary, the cleaning cloth is replaced with a new cleaning cloth.

Therefore, according to the present embodiment, the following operations are provided. A length locking means for locking the extendable length of the handle 11 is provided. Thereby, in this cleaning tool, the handle can be extended for a high cleaning position, and the handle can be contracted for a low cleaning position, thereby improving the cleaning workability, or can be compactly stored during storage to improve storageability. .

A rotation lock means for locking the rotation of the handle 11 is provided. Therefore, when the cleaning operation is performed by gripping the large cylindrical body 31 serving as the handle grip portion, the head 12 provided with the cleaning cloth 13 together with the small cylindrical body 33 is attached to the grip portion (the base-side cylindrical body). In contrast, no unexpected rotation occurs. Therefore, the head 12 has a cleaning direction, for example, the head 12
Head 12 having a flat wiping surface of cleaning cloth 13 attached to
In this case, the wiping surface of the cleaning cloth 13 does not change its angle with respect to the object to be cleaned during the cleaning operation. The cleaning workability can be improved by maintaining a proper cleaning direction.

A cleaning cloth 13 is attached to the head 12 by a wiping unit 14 and a swab unit 1 coupled to the wiping unit 14.
5, the cleaning direction (wiping direction) of the wiping unit 14 of the cleaning cloth 13 and the cleaning direction (flap direction) of the tapping unit 15 are always properly maintained to improve the cleaning workability. Can be improved.

Although the embodiments of the present invention have been described in detail with reference to the drawings, the specific configuration of the present invention is not limited to the embodiments, and the design can be changed within a range not departing from the gist of the present invention. The present invention is also included in the present invention. For example, the shapes, dimensions, shapes, materials, and the like of the handle 11, the head 12, and the cleaning cloth 13 that constitute the cleaning tool 10 can be appropriately changed.

Further, a specific configuration of the handle length locking means,
The specific configuration of the rotation locking means is not limited to this embodiment, but can be changed as appropriate.

The length locking means is not limited to, for example, the maximum extension position of the expansion / contraction length range of the large tubular body 31 and the middle tubular body 32.
It may be provided at the minimum expansion / contraction position and the intermediate expansion / contraction position (single position or plural positions), so that the length of the handle 11 can be locked in multiple stages. The length locking means is, for example, the large cylindrical body 3.
1 and the middle cylindrical body 32, not only the engagement and disengagement of the engagement groove 31B on the large cylindrical body 31 side and the engagement protrusion 35B on the middle cylindrical body 32 side, but also the protrusion on the large cylindrical body 31 side. It may be due to engagement and disengagement between the groove and the groove on the side of the middle cylindrical body 32.

The rotation locking means is not limited to, for example, providing the guide projection 31C over the entire area of the large cylindrical body 31 in the axial direction.
A guide projection 31C may be provided on a part of the large cylindrical body 31 in the axial direction. In addition, the rotation locking means is not limited to the engagement between the guide projection 31C on the large cylindrical body 31 side and the slit 35C on the middle cylindrical body 32 side, for example, between the large cylindrical body 31 and the middle cylindrical body 32. It may be formed by engagement between the slit on the large cylindrical body 31 side and the guide projection on the middle cylindrical body 32 side. Further, the rotation locking means is not limited to the one using the guide projection, but may be a means for restricting the rotation by the square fitting of the square cylindrical bodies.

[0050]

As described above, according to the present invention, the length and rotation of the handle of the telescopic cleaning tool can be locked,
The cleaning workability of the cleaning tool can be improved.

[Brief description of the drawings]

FIG. 1 is a schematic diagram illustrating an example of a cleaning tool.

FIG. 2 is a schematic diagram showing a head.

FIG. 3 is a schematic diagram showing a state in which a cleaning cloth is attached.

FIG. 4 is a schematic diagram showing a state in which a cleaning cloth is removed.

FIG. 5 is an exploded view showing a handle.

FIG. 6 is a schematic diagram showing an extended state of a handle.

FIG. 7 is a schematic diagram showing a contracted state of a handle.

FIG. 8 is a schematic diagram showing a slider.

[Explanation of symbols]

 REFERENCE SIGNS LIST 10 cleaning tool 11 handle 12 head 13 cleaning cloth 14 wiping part 15 hammering part 31 large cylindrical body 31B, 32B engaging groove part 31C, 32C guide protrusion 32 middle cylindrical body 33 small cylindrical body 35B, 36B engaging protrusion 35C, 36C Guided slit

Claims (5)

[Claims] An extensible cleaning tool provided with a cleaning cloth is provided with a head provided with a cleaning cloth. A handle of a cleaning tool, comprising: length locking means for locking the length; and rotation locking means for locking their rotation. 2. The method according to claim 1, wherein the length locking means includes an engaging portion provided at a specific position in the axial direction of one of the cylindrical members and an engaging portion provided at a specific position in the axial direction of the other cylindrical member. The handle of the cleaning tool according to claim 1, wherein the handle is detachable. 3. The rotation lock means engages a guide portion provided along an axial direction of one cylindrical body with a guided portion provided at a specific position in a circumferential direction of the other cylindrical body. The handle of the cleaning tool according to claim 1, wherein the handle is closed. 4. The handle of the cleaning tool according to claim 1, wherein the head has a cleaning direction. 5. The handle of the cleaning tool according to claim 4, wherein the cleaning cloth includes a wiping portion attached to the head and a hitting portion coupled to the wiping portion.