CN202497975U - Triggered spray device - Google Patents

Abstract

The utility model discloses a trigger spray device, which can reduce the number of components, save production costs and improve product productivity. The technical solution is: the device includes: a connection part with a negative pressure hole for air movement and a liquid supply pipeline for liquid movement; an outer cover part that communicates with the liquid supply pipeline, has an inner groove, and surrounds the upper side of the connection part; The inner groove, variable in length, communicated with the liquid supply pipeline, receives the supplied liquid, and ejects the communicating piston through the inner hole; together with the communicating piston, moves along the inner groove, communicates with the inner hole and A connecting flange part having a central hole; a lid part surrounding and installed on the outside of the communicating flange part and the outer cover part;

Description

trigger spray device

technical field

The utility model relates to a spray device, in particular to a trigger spray device which can reduce the number of components, save production costs and improve productivity. the

Background technique

In general, a trigger spray device is a device that uses the pressure generated when the handle material is pulled to spray the liquid stored in the container. the

When the handle material is released, the liquid in the container is filled into the housing by the pressure generated during the return of the handle material to its original position. the

The trigger spray device uses a lot of parts to spray the liquid under the action of the pump, so the manufacturing process is relatively complicated, and the product cost will also increase. the

Utility model content

The purpose of the utility model is to solve the above problems and provide a trigger spray device, which can reduce the number of components, save production costs and improve product productivity. the

The technical solution of the utility model is: the utility model discloses a trigger spray device, comprising:

There is a negative pressure hole for air movement and a connection part of the liquid supply pipeline for liquid movement;

An outer cover part communicating with the liquid supply pipeline, having an inner groove part and surrounding the upper side of the connecting part;

A connecting piston part inserted into the inner groove, variable in length, communicated with the liquid supply pipeline, receiving the provided liquid, and ejected outward through the inner hole;

Together with the communication piston, a communication flange part with a central hole that moves along the inner groove and communicates with the inner hole;

enclosing a cover portion mounted on the outside of the communication flange portion and the housing portion; and

A hinged connection on one side of the cover part, and an engaging groove part handle part snap-fitted on the communicating flange part. the

According to an embodiment of the trigger spray device of the present invention, the connection part includes:

a connecting body associated with the container portion in combination with the neck; and

A protruding piping material that protrudes toward the upper side of the connecting body and forms the liquid supply piping inside. the

According to an embodiment of the trigger spray device of the present utility model, the outer cover part includes:

a housing body surrounding the upper side of the connecting body;

a pipeline body communicating with the inner side of the housing body and surrounding the protruding pipeline material;

A support member that communicates with the inner side of the pipeline main body through a connection hole, forms the inner groove portion on the inner side, is installed in a direction intersecting with the pipeline main body, and has an opening on one side; and

An inner support bar protruding inward of the support member and passing through the inner hole of the communication piston part. the

According to an embodiment of the trigger spray device of the present invention, a ball part capable of controlling the flow of the liquid is provided in the isolation space formed between the upper side of the protruding pipeline part and the main body of the pipeline. the

According to an embodiment of the trigger spray device of the present invention, the communication piston part is mainly made of rubber. the

According to an embodiment of the trigger spray device of the present invention, the communication piston part includes:

A joint installed in contact with the support member;

extending from the junction to form a variable body capable of storing the liquid storage space;

an inner member forming said inner hole in the middle, mounted in a form transverse to said variable body to enable movement of said inner support bar; and

The coupling part protrudes from the inner part and is inserted into the communication flange part. the

According to an embodiment of the trigger spray device of the present invention, the connection part includes:

An engaging part that protrudes on the joint and engages the inner protruding support;

a first part extending from the inside of the snap part protruding inwardly; and

A second member that protrudes outward from the engaging member toward the inner side, communicates with the negative pressure hole on the lower side of the cover portion, and alternately opens or closes the connecting hole. the

According to an embodiment of the trigger spray device of the present invention, the communicating flange part includes:

having a mounting groove portion capable of being inserted into the coupling member, a flange main body formed inside the central hole; and

The connecting protrusion protrudes toward both sides of the flange main body and engages in the engaging groove. the

Compared with the prior art, the utility model has the following beneficial effects: the trigger spray device of the utility model includes: a connection part with a negative pressure hole for air movement and a liquid supply pipeline for liquid movement; communicated with the liquid supply pipeline, with The inner groove part, the cover part surrounding the upper side of the connection part; the communication piston part inserted into the inner groove part, variable in length, communicated with the liquid supply pipeline, receiving the supplied liquid, and sprayed out through the inner hole; and the communication piston part together, move along the inner side groove, communicate with the inner hole and have a communication flange part with a central hole; surround the cover part installed on the outside of the communication flange part and the outer cover part; and hinge connection on one side of the cover part, Connect to the handle part of the snap groove part snap mounted on the flange part. Compared with the prior art, the utility model can return the handle to the original position by connecting the elastic restoring force of the piston without using other devices, thereby reducing the number of components, saving manufacturing costs and improving productivity. the

Description of drawings

Fig. 1 is a disassembled diagram schematically showing an embodiment of the trigger spray device of the present invention. the

Fig. 2 is a schematic diagram schematically showing an embodiment of the trigger spray device of the present invention. the

Fig. 3 is a cross-sectional view schematically showing an embodiment of the trigger spray device of the present invention. the

Fig. 4 is an enlarged cross-sectional view showing "A" of Fig. 3 . the

Fig. 5 is a cross-sectional view schematically showing a liquid spraying state in an embodiment of the trigger spray device according to the present invention. the

Fig. 6 is a sectional view enlargedly showing Fig. 5 "A"

Fig. 7 is an exploded sectional view schematically showing the trigger spray device of the present invention. the

Fig. 8 is a schematic diagram of the cutaway of the trigger spray device of the present invention showing the connecting parts. the

Fig. 9 is a cutaway schematic diagram showing the outer cover of the trigger spray device of the present invention. the

Fig. 10 is a cutaway schematic diagram showing the part communicating with the piston of the trigger spray device of the present invention. the

【Description of symbols in main parts of drawings】

1: Trigger spray device

10: container part 11: joint part 12: liquid

13: Air 20: Neck 21: Neck body

22: Upper part 30: Connection part 31: Connection body

32: Side protrusions 33: Protruding piping components 34: Liquid supply piping

35: Negative pressure hole 36: Connecting pipe 40: Ball part

50: Outer cover part 51: Outer cover main body 52: Pipeline main body

53: Connection hole 54: Support member 55: Inner groove

56: Inner protrusion 57: Inner support bar 58: Lower side hole

60: Connecting piston part 61: Variable main body 62: Storage space

63: joint 64: occlusal part 65: first part

66: Second part 67: Inner part 68: Inner hole

69: Connecting parts 70: Connecting flange part 71: Flange main body

72: Connection protrusion 73: Mounting groove 74: Central hole

80: handle part 81: handle main body 82: rotating protrusion

83: Connecting hole 84: Engagement groove part 90: Nozzle part

100: Cover part 101: Combined hole

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described. the

Please refer to Fig. 1 to Fig. 10 at the same time, trigger type spraying device 1 is, by having the negative pressure hole 35 that air 13 can move and the connection part 30 of the liquid supply pipeline 34 that can flow for liquid 12; The inner groove portion 55 communicated with the passage 34 surrounds the outer cover portion 50 on the upper part of the connecting portion 30; and is inserted into the inner groove portion 55, and communicates with the liquid supply pipeline 34 during the length change process to obtain the supply of the liquid 12 through the inner The communication piston part 60 of the hole 68 ejecting the liquid 12; and the communication flange part 70 with the central hole 74 connected with the inner hole 68, which moves along the inner groove part 55 together with the communication piston part 60; and the communication flange part 70 surrounding the communication flange The cover part 100 installed on the outside of the cover part 70 and the cover part 50 and flanged on one side of the cover part 100 is installed on the communicating flange part 70 and engages the handle part 80 of the groove part 84, etc. the

The liquid 12 housed in the container part 10 is capable of containing various liquids, and can also store various liquids 12 of cosmetics. On the upper side of the container part 10 (hereinafter referred to as FIG. 1 ), there is a joint part 11 provided with a male screw on the outside, and the joint neck 20 is fixed to this joint part 11 . the

The neck 20 includes a neck main body 21 mounted so as to surround the outside of the coupling portion 11 and an upper member 22 bent from the upper side of the neck main body 21 to the inner side. Inside the neck body 21 there is a female screw connected to the male screw of the coupling part 11 . the

The connection part 30 installed between the upper part 22 of the neck 20 and the container part 10 is a negative pressure hole 35 through which the air 13 moves and a liquid supply line 34 through which the liquid 12 moves. Within the scope of the technical idea, various different forms. the

The connecting part 30 of this embodiment includes: a connecting body 31 connected to the container part 10 and connected to the neck 20, and a protruding pipeline member 33 protruding to the upper side of the connecting body 31 to form a liquid supply pipeline 34 inside, etc. . the

The connection body 31 adopts a cylindrical structure, and along the outer circumference of the connection body 31 , side protrusions 32 protrude to form. The side protrusion 32 is installed between the upper part 22 and the joint part 11 to fix the joint part 30 on the neck 20 . the

Inside the protruding pipe member 33 protruding to the upper side of the connection body 31, there is a liquid supply pipe 34, and the movement of the liquid 12 is formed through this liquid supply pipe 34. the

At the lower part of the protruding pipe part 33 , a connecting pipe 36 is installed, through which the liquid 12 stored in the container part 10 will move upward through the liquid supply pipe 34 . the

There is a negative pressure hole 35 at a position isolated from the liquid supply line 34, and according to the amount of the liquid 12 leaving the container part 10 through the connection part 30, the external air 13 will move to the container part 10 through the negative pressure hole 35, so it can Deformation of the container portion 10 is prevented. the

In the isolated space formed between the upper side of the protruding piping member 33 and the piping main body 52 of the housing portion 50, the ball member 40 capable of controlling the flow of the liquid 12 is installed. the

In order to stabilize the positioning of the ball component 40 , the upper side of the liquid supply pipe 34 is installed in a shape that becomes wider and wider, so as to achieve stable positioning of the ball component 40 . the

When the pressure of the liquid 12 moving upward through the liquid supply line 34 is greater than the weight of the ball member 40, the liquid 12 moving through the liquid supply line 34 will lift the ball member 40 and pass through the main body 52 of the line to the support member 54. The inner groove portion 55 moves and is finally sent to the storage space 62 communicating with the piston portion 60 . the

If the pressure of the liquid 12 moving upward through the liquid supply line 34 is smaller than the own weight of the ball member 40 , the movement of the liquid 12 is restricted by the ball member 40 . the

In communication with the liquid supply line 34, there is an inner groove portion 55 and an outer cover portion 50 surrounding the upper side of the connection portion 30. Within the scope of the technical idea that the liquid 12 provided through the connection portion 30 is provided to the communication piston portion 60, different methods can be used. Variations of shape. the

Include in the cover part 50 of present embodiment, surround the cover main body 51 of connecting main body 31 upper side; And communicate with the inner side of cover main body 51, comprise the pipeline main body 52 of protruding pipeline part 33; The inner groove portion 55 communicating with the inner side of the pipeline main body 52 is installed in a crossing direction with the pipeline main body 52 . The support member 54 with one side opening protrudes to the inner side of the support member 54 and passes through the inner side of the inner hole 68 of the piston part 60 . Support bar 57. the

The cover main body 51 is attached in a cylindrical shape capable of surrounding the side surface and the upper side of the connection main body 31 . Because the upper side of the housing body 51 protrudes from the pipeline body 52 , the inside of the pipeline body 52 communicates with the inside of the housing body 51 , and the protruding pipeline component 33 protruding to the upper side of the connection body 31 will be introduced into the pipeline body 52 . the

The upper side of the protruding pipe part 33 and the inner side of the pipe main body 52 are installed in isolation, and the liquid 12 moving upward through the liquid supply pipe 34 of the protruding pipe part 33 will pass through the inner side of the pipe main body 52 to the supporting part 54 move. the

On the upper side of the cover main body 51, a pipeline main body 52 and a support member 54 are installed, wherein the cover main body 51 is opened downward, and the support member 54 is opened sideways (rightward direction based on FIG. 1 ). the

Inside the cylindrical support member 54, an inner groove portion 55 for receiving the communicating piston portion 60 is formed, and an inner support bar 57 protrudes laterally from the center of the support member 54. the

The inner groove 55 is connected to the inner side of the pipeline main body 52 through the connecting hole 53 , so the liquid 12 rising inside the pipeline main body 52 moves to the inner groove 55 through the connecting hole 53 . the

An arc-shaped inner protrusion 56 protrudes from the peripheral surface of the inner support bar 57 , and a joint portion 63 communicating with the piston portion 60 is engaged with the inner protrusion 56 . the

As for the liquid 12 moving to the cover portion 50 through the connection portion 30, the moving direction of the liquid 12 is changed from the vertical direction to the lateral direction while the support member 54 having the inner groove portion 55 in the pipe main body 52 moves. the

A lower hole 58 is provided on the lower side of the inner groove portion 55 , and the upper and lower holes 58 communicate with the negative pressure hole 35 of the connecting portion 30 . the

As for the variable-length communication piston part 60 inserted into the inner groove part 55 of the support member 54, since it communicates with the liquid supply line 34 through the connection hole 53, various types can be adopted within the scope of the technical idea of receiving the liquid 12. Variations of different shapes. the

The communication piston part 60 of this embodiment is mainly made of rubber material, so it has a certain degree of elasticity. When subjected to external pressure, the shape of the communication piston part 60 will be deformed. When the shape of the communicating piston part 60 changes under the action of external force, if the external pressure is removed, it will return to its original position, and the handle part 80 can also return to its original position, so there is no need to use a spring structure here. the

The communication piston part 60 of the present embodiment includes a joint part 63 connected and installed on the support member 54; and a variable main body 61 extending from the joint part 63 to form a storage space 62 for storing the liquid 12; The main body 61 , an inner member 67 forming a movable inner hole 68 of the inner support bar 57 , and a connecting member 69 protruding from the inner member 67 and inserted into the communicating flange portion 70 . the

The engaging portion 63 is snap-fitted on the inner protrusion 56 inside the supporting member 54, and the connecting hole 53 communicating with the liquid supply line 34 and the lower hole 58 communicating with the negative pressure hole 35 alternately through the shape change of the communicating piston portion 60. On and off, and can take many different forms within the scope of the technical idea. the

The engaging part 63 of the present embodiment includes: an engaging part 64 protruding from the engaging part 63 and snapped and supported on the inner protrusion 56; The inner protrusion 56 extends outward, and alternately opens or closes the lower hole 58 of the cover portion 50 communicating with the negative pressure hole 35 , the second member 66 of the connecting hole 53 , and the like. the

The cross-sectional shape of the joint part 63 should be in the shape of an "in". According to the change of the shape of the connecting piston part 60, the shape of the second part 66 will also change, and the connecting hole 53 and the lower side hole 58 are alternately opened or closed. the

The variable body 61 connected to the joint portion 63 is in the shape of a cylinder, and a storage space 62 capable of storing the liquid 12 is formed inside the variable body 61 . the

On one side of the storage space 62 (based on FIG. 7 ), an inner member 67 having an inner hole 68 is installed, while the other side of the storage space 62 is in the form of an opening. the

The connection member 69 protruding along the periphery of the inner member 67 is to be inserted into the mounting groove 73 formed on the communication flange part, thereby realizing the coupling of the communication flange and the communication piston part 60 . the

The communication flange part 70 moves under the action of the rotation of the handle part 80, and applies pressure to the communication piston part 60, so that the liquid 12 ejected to the left side of the reference in FIG. 7 moves through the inner hole 68 of the communication piston part 60. The central hole 74 is formed inside, and various forms can be adopted within the scope of this technical idea. the

The connecting flange part 70 of this embodiment includes: a mounting groove part 73 that can be inserted into the connecting part 69, a flange main body 71 with a central hole 74 opened on the inside and protruding to both sides of the flange main body 71, and snapped in The connection protrusion 72 on the engaging groove portion 84 of the handle portion 80 . the

The flange main body 71 adopts a cylindrical structure, and has a central hole 74 for moving the liquid 12 inside. The side of the flange main body 71 combined with the communication piston part 60 has a mounting groove part 73 into which the connecting part 69 can be inserted. the

Cylindrical connecting protrusions 72 protrude from both sides of the flange main body 71 , and the connecting protrusions 72 will engage with the engaging grooves 84 on the side of the handle portion 80 and move together. the

The communication flange part moves along the inner groove part 55 together with the communication piston part 60 by the action of the handle part 80 , and has a central hole 74 communicating with the inner hole 68 . the

The cover part 100 is installed around the outside of the communication flange part 70 and the outer cover part 50, and the rotation protrusion 82 of the handle part 80 is inserted into the coupling hole 101 on the cover part 100 and is rotatably installed. the

The handle portion 80 includes: a handle main body 81 having a rotating protrusion 82 on one side (the upper side based on FIG. 1 ) and an engaging groove portion 84 that can be inserted into the groove portion of the connecting protrusion 72 formed on the side surface of the handle main body 81. And the communication hole 83 which communicates with the flange part 70 is installed in the penetrating state. the

The nozzle portion 90 is connected to the communication flange portion 70 protruding forward through the communication hole 83 . the

The working state of the trigger spray device 1 according to this embodiment will be described in detail below with reference to the accompanying drawings. the

As shown in FIGS. 1 to 4 and 7, when the handle portion 80 applies pressure to the connecting flange portion 70, the liquid 12 is sprayed outward through the nozzle portion 90, and the connecting flange portion 70 will be subjected to the original restoring force. down, the handle portion 80 is restored to its original position. the

Simultaneously, the storage space 62 formed on the inner side of the communicating flange portion 70 will become wider and wider, and the pressure will become smaller and smaller. At this time, the liquid 12 in the container part 10 will move upward through the connection pipe 36 and the liquid supply line 34 of the protruding line part 33, and lift the ball part 40 upward. the

After the ball part 40 is lifted, the liquid 12 will move to the engaging part 64 communicating with the piston part 60 through the connecting hole 53. At this time, the first part 65 will move to the inside of the storage space 62 under the pressure of the liquid 12, so the liquid 12 will move to the inside of the storage space 62. It is filled in the storage space 62 communicating with the piston part 60 . the

On the one hand, the second member 66 isolates the lower hole 58 communicating with the negative pressure hole 35 , and isolates the flow of the air 13 moving to the inside of the container part 10 through the negative pressure hole 35 . the

As shown in FIGS. 5 , 6 and 7 , when the user pulls the handle body 81 , the handle portion 80 will rotate around the rotation protrusion 82 . the

Because the connecting protrusion 72 of the communication flange part 70 is inserted into the engaging groove part 84 of the handle part 80, the communication flange part 70 also moves to the rear of the pressurization communication piston part 60 as the rotation of the handle part 80 (Fig. 5 is a reference). to the right of the ) direction. the

The communication piston part 60 that is pressurized through the communication flange part 70 means that as the length of the variable body 61 decreases, the volume of the storage space 62 will also decrease, so the pressure of the liquid 12 in the storage space 62 will also increase. the

The communicating piston part 60 that moves with the inner support bar 57 is to spray forward through the inner hole 68 installed in connection with the inner support bar 57. At the same time, the first part 65 of the joint part 63 contacts the inner protrusion 56, This prevents the liquid 12 in the storage space 62 from flowing back to the inside of the pipeline body 52 through the connecting hole 53 again. the

The liquid 12 that has moved through the inner hole 68 to the central hole 74 communicating with the flange portion 70 is sprayed out through the nozzle portion 90 . the

On the one hand, the communication piston part 60 deformed under the pressure of the communication flange part 70 is because the second part 66 opens the lower side hole 58, and the air 13 outside the container part 10 will pass through the lower side hole 58 and the negative pressure hole. 35 moves to the inside of the container part 10, thereby preventing deformation of the container part 10. the

Due to the change of the shape of the communication piston part 60, the shapes of the first part 65 and the second part 66 of the joint part 63 will also change to open or close the connection hole 53 and the lower side hole 58, so in the case of omitting the ball part 40 Down, the flow of the liquid 12 can also be effectively controlled. the

The material of the communication piston part 60 is mainly rubber, so it can prevent product damage caused by rust when contacting the liquid 12 .

According to the above-mentioned structure and the trigger spray device 1 of an example, without using other spring materials, the handle part 80 can be returned to the original position only by connecting the elastic restoring force of the piston part 60, which can Effectively reduce the number of product components used, save manufacturing costs, and improve productivity. the

At the same time, the liquid 12 that moves to the inside of the communication piston part 60 through the liquid supply pipeline 34 is sprayed after moving in a straight line through the communication flange part 70 and the nozzle part 90, so the moving path of the liquid 12 is effectively shortened and the movement of the liquid 12 is reduced. The friction that occurs when the liquid 12 is sprayed more smoothly. the

At the same time, because the connecting portion 63 of the communicating flange portion 70 is deformed under the action of pressure, the connection hole 53 for supplying the liquid 12 and the negative pressure hole 35 for supplementing the air 13 are alternately opened or closed, effectively reducing the number of parts used and saving manufacturing. cost and increase productivity. the

Although the present invention has been described by the examples in the drawings, these are only one of examples, and those with common knowledge can carry out many different deformations and other equivalent examples in this technical field. It should be understandable. the

Simultaneously, although the product of example is household trigger type spray device, this is only one of a kind of example, also can adopt the trigger type spray device of the present invention in the multiple different liquid injection products such as enterprise use or industrial use . the

The above-mentioned embodiments are provided for those of ordinary skill in the art to implement and use the utility model, and those of ordinary skill in the art can make various modifications or changes to the above-mentioned embodiments without departing from the inventive idea of the present utility model, Therefore, the scope of the invention of the present utility model is not limited by the above-mentioned embodiments, but should be the maximum scope consistent with the innovative features mentioned in the claims. the

Claims (8)

1. A trigger spray device, characterized in that, comprising: Connecting part with negative pressure hole for air movement and liquid supply pipeline for liquid movement; a cover part communicating with the liquid supply pipeline, having an inner groove part, and surrounding the upper side of the connecting part; a communication piston part inserted into the inner groove, variable in length, communicated with the liquid supply pipeline, receiving the supplied liquid, and ejected outward through the inner hole; a communication flange portion having a central hole, which moves along the inner groove portion together with the communication piston, communicates with the inner hole; enclosing a cover portion installed outside the communication flange portion and the housing portion; and A hinged connection on one side of the cover part, and an engaging groove part handle part snap-fitted on the communicating flange part. 2. The trigger spray device according to claim 1, wherein the connecting part comprises: a connecting body connected to the container portion coupled with the neck; and A protruding piping material that protrudes toward the upper side of the connecting body and forms the liquid supply piping inside. 3. The trigger spray device according to claim 2, wherein the outer cover portion comprises: a housing body surrounding the upper side of the connecting body; a piping body communicating with the inner side of the housing body and surrounding the protruding piping material; a supporting member that communicates with the inner side of the pipeline main body through a connection hole, forms the inner groove portion on the inner side, is installed in a direction intersecting the pipeline main body, and is open on one side; and An inner support bar protruding inward of the support member and passing through the inner hole of the communication piston part. 4. The trigger spray device according to claim 3, characterized in that, in the isolation space formed between the upper side of the protruding pipeline part and the pipeline body, there is a device capable of controlling the flow of the liquid. ball parts. 5 . The trigger spray device according to claim 1 , wherein the connecting piston part is mainly made of rubber. 6 . 6. The trigger spray device according to claim 3, wherein the communicating piston part comprises: a joint installed in contact with the support member; a variable body extending from the joint to form a storage space capable of storing the liquid; an inner member forming the inner hole in the middle formed in a form mounted across the variable body to enable movement of the inner support bar; and The coupling part protrudes from the inner part and is inserted into the communication flange part. 7. The trigger spray device according to claim 6, wherein the connecting part comprises: an engaging part protruding from the joint part and engaging the inner protruding support; a first part protruding inwardly from the engaging part toward the inner side; and A second member that protrudes outward from the engaging member toward the inner side, communicates with the negative pressure hole on the lower side of the cover portion, and alternately opens or closes the connecting hole. 8. The trigger spray device according to claim 6, wherein the connecting flange part comprises: a flange main body formed inside the central hole having a mounting groove portion capable of being inserted into the coupling member; and The connecting protrusion protrudes toward both sides of the flange main body and engages in the engaging groove.

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