A lever button sprayer

Abstract

The utility model discloses a lever formula button sprayer, including the valve body and setting on the valve cup seat of valve body button, be provided with the spray channel on the button, the spray channel with the top end of valve stem on the valve body intercommunication, be provided with the stop gear that limits its own movement on the button. The utility model discloses through setting the stop gear on the button, when not using, control stop gear and limit the depression of button, thereby prevent the aerosol and appear the situation of misoperation, so, even if the child of low age stage contacts the aerosol jar, also cannot normally spray medicament, so can improve the security of aerosol use, avoid the harm to the health of children.

Description

Technical Field

[0001] This utility model relates to the field of aerosol valve technology, specifically to a lever-type button sprayer. Background Technology

[0002] Aerosols are formulations that disperse liquid or solid drugs or chemicals into tiny particles through a pressurized container and release them in the form of a spray. They are widely used in medical, daily chemical, and industrial fields. In our daily lives, we often use aerosols, such as insecticides and medicines. Among them, lever-operated button sprayers are a common spray component. When using these sprayers, you only need to open the can and press the sprayer to spray the liquid. However, this type of sprayer lacks a safety mechanism. Some young children may accidentally touch the aerosol sprayer when unsupervised. If the sprayed liquid gets on a child's face, it may be inhaled through the mouth and nose or sprayed into the eyes. These situations can harm children's health and are very unsafe. Utility Model Content

[0003] The purpose of this invention is to address the shortcomings of existing technologies by providing a lever-type button sprayer to solve the aforementioned technical problems.

[0004] The present invention adopts the following technical solution: a lever-type button sprayer, comprising a valve body and a button disposed on a valve cup seat of the valve body, wherein a spray channel is provided on the button and the spray channel is connected to the top end of a valve stem on the valve body;

[0005] The button is equipped with a limiting mechanism to restrict its own movement.

[0006] Furthermore, the button includes an annular connector at the bottom, with an annular retaining edge on the outer wall of its upper end, and a pressing plate on the inner wall of its upper end. There is a movable gap between the pressing plate and the inner wall of the connector. One side of the pressing plate is movably connected to the inner wall of the connector via a connecting rib. A spray column is provided at the upper end of the pressing plate, and the spray channel is located within the spray column. The top end of the valve stem communicates with the spray column, and a spray nozzle is provided at the top end of the spray column. The spray nozzle and the connecting rib are located on the same side. A pressing plate is also provided at the top of the spray column, extending away from the connecting rib. The limiting mechanism is located on one side of the pressing plate.

[0007] Furthermore, the limiting mechanism includes a mounting block disposed on one side of the pressing plate. The mounting block has a sliding opening in the vertical direction, and a vertical limiting rod is disposed in the sliding opening. The mounting block also has a horizontal sliding groove at a position corresponding to the front side of the sliding opening. The rear side of the sliding groove is connected to the front side of the sliding opening. An operating plate that can automatically reset is disposed on both sides of the sliding groove. The operating plates on both sides extend outward to the sides of the sliding groove, and an movable gap is provided between the ends of the operating plates located in the sliding groove. The operating plates can restrict the limiting rod from sliding up and down along the sliding opening.

[0008] Furthermore, the limiting rod has a vertical movable groove in the middle facing the operating plate. The end of the operating plate located inside the mounting block has a limiting head on the side facing the limiting rod. The limiting rod has a slot communicating with the movable groove at both its upper and lower ends. The slots are located on both sides of the upper and lower ends of the movable groove. The limiting heads on both sides are clamped in the slots. The limiting heads on both sides can move into the movable groove at the same time and move up and down along the movable groove.

[0009] Furthermore, a mounting platform is provided in the sliding groove at the movable gap between the corresponding two sides of the operating plate. Spring seats are provided on both sides of the mounting platform. One end of the spring seat is fixedly connected to the mounting platform, and the other end of the spring seat is fixedly connected to the end of the operating plate located in the sliding groove.

[0010] Furthermore, the upper surface of the pressing plate is provided with an arc-shaped groove that matches the shape of the fingertip.

[0011] Furthermore, the arc-shaped groove is provided with anti-slip texture.

[0012] The above-mentioned technical solution of this utility model has the following beneficial effects: By setting a limiting mechanism on the button, this utility model controls the limiting mechanism to restrict the downward pressure of the button when not in use, thereby preventing misoperation of the aerosol. In this way, even if young children come into contact with the aerosol can, they will not be able to spray the medicine normally, thus improving the safety of aerosol use and avoiding harm to children's health. Attached Figure Description

[0013] The accompanying drawings, which are included to provide a further understanding of the present invention and constitute a part of this invention, illustrate exemplary embodiments of the present invention and, together with the description thereof, serve to explain the present invention and do not constitute an undue limitation thereof. In the drawings:

[0014] Figure 1 This is a schematic diagram of the main plan view structure of an embodiment of this utility model;

[0015] Figure 2 This is a three-dimensional structural diagram of the button in an embodiment of the present utility model;

[0016] Figure 3 This is a partial three-dimensional structural diagram of the limiting mechanism according to an embodiment of the present utility model;

[0017] Figure 4 for Figure 3 Schematic diagram of a localized explosion structure. Detailed Implementation

[0018] To better understand the above-mentioned objectives, features and advantages of this utility model, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that, unless otherwise specified, the embodiments and features in the embodiments of this application can be combined with each other.

[0019] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the scope of protection of the present invention is not limited to the specific embodiments disclosed below.

[0020] like Figure 1-4 As shown, this utility model embodiment provides a lever-type button sprayer, including a valve body 1 and a button 2 disposed on a valve cup seat 1a of the valve body 1. The button 2 is provided with a spray channel, which is connected to the top end of the valve stem 1b on the valve body 1.

[0021] Button 2 is equipped with a limiting mechanism 11 that restricts its own movement.

[0022] Button 2 includes an annular connector 3 at the bottom. The connector 3 has an annular retaining edge 4 on its upper outer wall. The connector 3 has a pressing piece 5 on its upper inner wall. There is a movable gap 6 between the pressing piece 5 and the inner wall of the connector 3. One side of the pressing piece 5 is movably connected to the inner wall of the connector 3 through a connecting rib 7. A spray column 8 is provided at the upper end of the pressing piece 5. The spray channel is provided in the spray column 8. The top of the valve stem 1b is connected to the spray column 8. A spray nozzle 9 is provided at the top of the spray column 8. The spray nozzle 9 and the connecting rib 7 are located on the same side. A pressing plate 10 is also provided at the top of the spray column 8. The pressing plate 10 extends away from the connecting rib 7. A limiting mechanism 11 is provided on one side of the pressing plate 10.

[0023] The limiting mechanism 11 includes a mounting block 12 disposed on one side of the pressing plate 10. A sliding opening is provided on the mounting block 12 in the vertical direction. A vertical limiting rod 13 is disposed in the sliding opening. A sliding groove 14 is also horizontally disposed on the mounting block 12 at the position corresponding to the front side of the sliding opening. The rear side of the sliding groove 14 is connected to the front side of the sliding opening. An operating plate 15 that can be automatically reset is provided on both sides of the sliding groove 14. The two operating plates 15 extend outwards on both sides of the sliding groove 14 respectively. An movable gap 16 is provided between the ends of the operating plates 15 located in the sliding groove 14. The operating plates 15 can restrict the limiting rod 13 from sliding up and down along the sliding opening.

[0024] The limiting rod 13 has a vertical movable groove 17 in the middle facing the operating plate 15. The end of the operating plate 15 located in the mounting block 12 has a limiting head 18 on the side facing the limiting rod 13. The limiting rod 13 has a slot 19 at both its upper and lower ends that communicates with the movable groove 17. The slot 19 is located on both sides of the upper and lower ends of the movable groove 17. The limiting heads 18 on both sides are clamped in the slot 19. The limiting heads 18 on both sides can move into the movable groove 17 at the same time and move up and down along the movable groove 17.

[0025] A mounting platform 20 is provided in the sliding groove 14 at the movable gap 16 between the corresponding two operating plates 15. A spring seat 21 is provided on both sides of the mounting platform 20. One end of the spring seat 21 is fixedly connected to the mounting platform 20, and the other end of the spring seat 21 is fixedly connected to the end of the operating plate 15 located in the sliding groove 14.

[0026] Preferably, the upper end surface of the pressing plate 10 is provided with an arc-shaped groove that matches the shape of the fingertip.

[0027] Preferably, the arc-shaped groove is provided with anti-slip texture 22.

[0028] In use, firstly, press the operating plates 15 on both sides to move the portion with the limiting head 18 into the movable groove 17 of the limiting rod 13. At this time, the restriction on the limiting rod 13 can be released. Press the operating plate 15 and pull the limiting rod 13 upward, so that the limiting rod 13 moves upward along the mounting block 12. While moving, the pressure on the operating plate 15 can be released. At this time, the limiting heads 18 on both sides are located in the movable groove 17, and the limiting rod 13 moves freely within the mounting block 12. When the slots 19 on both sides of the lower end of the limiting rod 13 move to the position of the corresponding limiting head 18, under the drive of the spring seat 21, the limiting heads 18 on both operating plates 15 will enter the slots 19 on both sides of the lower end of the limiting rod 13 respectively. At this time, the limiting rod 13 is lifted upward, and the button 2 can be operated normally. Press the pressing plate 10 with your finger to make the button 13 move upward. The pressure plate 5 can move downwards along the connecting rib 7 and press the valve stem 1b, causing the liquid in the can to spray out. After use, press the operating plates 15 on both sides again, causing the limiting heads 18 on the operating plates 15 to move out of the slots 19 and simultaneously move into the movable slots 17. At this time, the limiting rod 13 can be driven to move downwards along the mounting block 12. When the lower end of the limiting rod 13 abuts against the stop 4, the limiting heads 18 on both sides of the operating plate 15 correspond to the slots 19 on the upper end of the limiting rod 13. Under the action of the spring seat 21, the limiting heads 18 move into the slots 19 on both sides of the upper end of the limiting rod 13. Under the restriction of the limiting heads 18, the limiting rod 13 cannot move. Under the restriction of the limiting rod 13, the button 2 cannot be pressed down, thereby preventing children from accidentally operating it and improving the safety of aerosol use.

[0029] The embodiments of this utility model are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the utility model to the forms disclosed. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described in order to better illustrate the principles and practical applications of this utility model, and to enable those skilled in the art to understand this utility model and design various embodiments with various modifications suitable for a particular purpose.

Claims

1. A lever-operated button sprayer, characterized in that: It includes a valve body and a button disposed on a valve cup seat on the valve body. The button is provided with a spray channel, and the spray channel is connected to the top of the valve stem on the valve body. The button is equipped with a limiting mechanism to restrict its own movement; The button includes a ring-shaped connector at the bottom, with an annular retaining edge on the outer wall of its upper end and a pressing plate on the inner wall of its upper end. There is a movable gap between the pressing plate and the inner wall of the connector. One side of the pressing plate is movably connected to the inner wall of the connector via a connecting rib. A spray column is provided at the upper end of the pressing plate, and a spray channel is provided inside the spray column. The top end of the valve stem communicates with the spray column, and a spray nozzle is provided at the top end of the spray column. The spray nozzle and the connecting rib are located on the same side. A pressing plate is also provided at the top of the spray column, extending away from the connecting rib. The limiting mechanism is provided on one side of the pressing plate. The limiting mechanism includes a mounting block disposed on one side of the pressing plate. The mounting block has a sliding opening in the vertical direction, and a vertical limiting rod is disposed in the sliding opening. The mounting block also has a horizontal sliding groove at the position corresponding to the front side of the sliding opening. The rear side of the sliding groove is connected to the front side of the sliding opening. The two sides of the sliding groove are provided with an automatically reset operating plate. The two operating plates extend outward to the sides of the sliding groove respectively. There is an movable gap between the ends of the operating plates located in the sliding groove. The operating plates can restrict the limiting rod from sliding up and down along the sliding opening.

2. The lever-operated button sprayer according to claim 1, characterized in that: The limiting rod has a vertical movable groove in the middle facing the operating plate. The end of the operating plate located inside the mounting block has a limiting head on the side facing the limiting rod. The limiting rod has a slot communicating with the movable groove at both its upper and lower ends. The slots are located on both sides of the upper and lower ends of the movable groove. The limiting heads on both sides are clamped in the slots. The limiting heads on both sides can move into the movable groove at the same time and move up and down along the movable groove.

3. A lever-operated button sprayer according to claim 2, characterized in that: An installation platform is provided in the sliding groove at the movable gap between the corresponding two sides of the operation plate. A spring seat is provided on both sides of the installation platform. One end of the spring seat is fixedly connected to the installation platform, and the other end of the spring seat is fixedly connected to the end of the operation plate located in the sliding groove.

4. A lever-operated button sprayer according to claim 1, characterized in that: The upper surface of the pressing plate is provided with an arc-shaped groove that matches the shape of the fingertip.

5. A lever-operated button sprayer according to claim 4, characterized in that: The arc-shaped groove is provided with anti-slip texture.

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