Automobile door handle key switch

Abstract

The utility model belongs to the field of door handle key switches, and particularly relates to an automobile door handle key switch which comprises a shell, a key shell body is arranged at the upper end of the shell, a PCBA board is fixedly installed in the middle of the inner side of the shell, a microswitch is fixedly installed at the upper end of the PCBA board, a connecting base is fixedly connected to the lower end of the PCBA board, and the connecting base is fixedly connected to the upper end of the PCBA board. A first electric wire is welded to the outer side of the connecting base, and a copper wire is fixedly connected to the end, away from the shell, of the first electric wire. According to the utility model, the pouring sealant, the flexible glue, the key shell and other structures are additionally arranged on the shell, so that the overall appearance effect of the product is consistent and gapless, the pressing force and the pressing stroke of the key switch can be adjusted to be optimal, and the waterproof and dustproof structure achieves the optimal effect through the integrated molding process of the flexible glue and the key shell; therefore, the product has excellent waterproof and dustproof performance, so that the waterproof and dustproof grade requirement of the door handle key switch is met.

Description

Technical Field

[0001] The utility model relates to the technical field of door handle key switches, in particular to an automobile door handle key switch. Background Art

[0002] With the improvement of people's living standards and the continuous development of electronic technology, people use more and more electronic auxiliary devices with efficient and convenient functions. In addition to having higher and higher requirements for the performance of these auxiliary devices, people also put forward more requirements for the service life of these auxiliary devices. At present, all door handle key switches on the market adopt ordinary key shells and rubber (soft rubber) installed and stacked together with the door handle. The disadvantage of this method is that the pressing force and pressing stroke cannot be adjusted, and the micro switch cannot be completely fixed. The existing product structure cannot meet the requirements of waterproof and dustproof levels. And during the installation of the switch, the length of the switch wire is fixed, but the thickness of the sound insulation material inside the car door is different, resulting in the wire length being too short to be stably installed. These problems bring many inconveniences to the popularization of the product. Therefore, it is necessary to improve the existing technology. Content of the Utility Model

[0003] The purpose of the utility model is to provide an automobile door handle key switch, which solves the problems that the pressing force cannot be adjusted, the waterproof and dustproof effect of the switch is poor, and the length of the power cord is not easy to be adjusted.

[0004] To achieve the above purpose, the utility model provides the following technical solution: an automobile door handle key switch, including a housing, a key housing is arranged at the upper end of the housing, a PCBA board is fixedly installed in the middle of the inner side of the housing, a micro switch is fixedly installed at the upper end of the PCBA board, a connecting seat is fixedly connected to the lower end of the PCBA board, a wire one is welded to the outside of the connecting seat, one end of the wire one away from the housing is fixedly connected to a copper wire, one end of the copper wire away from the wire one is fixedly connected to a conductive slider, a flexible conductive sleeve is slidably connected to the outside of the conductive slider, an end cover is fixedly connected to one end of the flexible conductive sleeve close to the wire one, a sealing tube is slidably connected to the outside of the flexible conductive sleeve, a spring is arranged outside the copper wire, a wire two is fixedly connected to the left end of the flexible conductive sleeve, and sealing rings are fixedly connected to the inside of the left and right ends of the sealing tube.

[0005] Preferably, a soft rubber is arranged on the outside of the key housing, and the soft rubber is fixedly connected to the housing. The soft rubber can increase the elasticity of the key housing.

[0006] Preferably, the wire one is fixedly connected to the housing, and potting glue is poured into the lower part of the inner side of the housing. The potting glue can seal the housing.

[0007] Preferably, one end of the spring is fixedly connected to the conductive slider, and the other end of the spring is fixedly connected to the end cap. The spring can drive the conductive slider to automatically reset through its elastic force.

[0008] Preferably, the end cap is slidably connected to the copper wire and the end cap is slidably connected to the sealing tube. The end cap can limit the spring.

[0009] Preferably, a connector is fixedly connected to one end of the second wire away from the flexible conductive sleeve. The sealing ring is made of rubber material, and the rubber material has good elasticity and can wrap the wire.

[0010] Preferably, the sealing ring at the right end of the sealing tube is slidably connected to the first wire, and the sealing ring at the left end of the sealing tube is slidably connected to the second wire. The sealing ring can improve the sealing performance of the sealing tube.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. By adding structures such as potting glue, soft glue, and button housing to the outer shell of the present utility model, the overall appearance effect of the product is consistent without gaps, and the pressing force and pressing stroke of the button switch can be adjusted to the optimal state. After the soft glue and the button housing are integrally formed, the waterproof and dustproof structure reaches the best effect, enabling the product to have excellent waterproof and dustproof performance, thus meeting the waterproof and dustproof grade requirements of the door handle button switch.

[0013] 2. By adding structures such as a sealing tube, a flexible conductive sleeve, and a copper wire to the wire of the present utility model, when the switch needs to be installed, the distance between the connector and the outer shell can be increased by the sliding between the flexible conductive sleeve and the copper wire, so that the installation range can be more conveniently adjusted, making the switch more convenient to install. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional view of the overall structure of the present utility model;

[0015] Figure 2 is the Figure 1 exploded view of the outer shell of the present utility model;

[0016] Figure 3 is the Figure 1 front view sectional enlarged view of the outer shell of the present utility model;

[0017] Figure 4 is the Figure 1 front view sectional enlarged view of the sealing tube of the present utility model.

[0018] In the figure: 1. Outer shell; 2. Button housing; 3. PCBA board; 4. Micro switch; 5. Soft glue; 6. Potting glue; 7. Connector; 8. Wire 1; 9. Copper wire; 10. Conductive slider; 11. Flexible conductive sleeve; 12. Sealing tube; 13. End cover; 14. Spring; 15. Wire 2; 16. Sealing ring; 17. Connector. Detailed implementation manners

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0020] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , an automotive door handle key switch, comprising an outer shell 1, a button housing 2 is arranged at the upper end of the outer shell 1, a PCBA board 3 is fixedly installed in the middle of the inner side of the outer shell 1, a micro switch 4 is fixedly installed at the upper end of the PCBA board 3, a connector 7 is fixedly connected to the lower end of the PCBA board 3, a wire 1 8 is welded to the outside of the connector 7, one end of the wire 1 8 away from the outer shell 1 is fixedly connected to a copper wire 9, one end of the copper wire 9 away from the wire 1 8 is fixedly connected to a conductive slider 10, a flexible conductive sleeve 11 is slidably connected to the outside of the conductive slider 10, an end cover 13 is fixedly connected to one end of the flexible conductive sleeve 11 close to the wire 1 8, a sealing tube 12 is slidably connected to the outside of the flexible conductive sleeve 11, a spring 14 is arranged outside the copper wire 9, one end of the flexible conductive sleeve 11 is fixedly connected to a wire 2 15, and sealing rings 16 are fixedly connected to the inside of the left and right ends of the sealing tube 12.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , a soft glue 5 is arranged on the outside of the button housing 2, the soft glue 5 is fixedly connected to the outer shell 1, and the soft glue 5 can increase the elasticity of the button housing 2. The wire 1 8 is fixedly connected to the outer shell 1, and potting glue 6 is poured into the lower part of the inner side of the outer shell 1. The potting glue 6 can seal the outer shell 1. One end of the spring 14 is fixedly connected to the conductive slider 10, and the other end of the spring 14 is fixedly connected to the end cover 13. The spring 14 can drive the conductive slider 10 to automatically reset through the elastic force.

[0022] Please refer to Figure 1 , Figure 4, the end cap 13 is slidably connected to the copper wire 9, the end cap 13 is slidably connected to the sealing tube 12, the end cap 13 can limit the spring 14, and the end of the second wire 15 away from the flexible conductive sleeve 11 is fixedly connected to the connector 17. The sealing ring 16 is made of rubber material, and the rubber material has good elasticity and can wrap the wire. The sealing ring 16 at the right end of the sealing tube 12 is slidably connected to the first wire 8, and the sealing ring 16 at the left end of the sealing tube 12 is slidably connected to the second wire 15. The sealing ring 16 can increase the sealing performance of the sealing tube 12.

[0023] The specific implementation process of the present utility model is as follows: When in use, the housing 1 is installed inside the handle, and then the connector 17 is pulled. The connector 17 drives the flexible conductive sleeve 11 to move through the second wire 15 and compresses the spring 14 through the end cap 13. When the connector 17 contacts the socket, the connector 17 can be inserted. At the same time, the elastic force generated by the spring 14 can tighten the first wire 8, the sealing tube 12, and the second wire 15 through the elastic force, so that the switch can be installed more stably.

[0024] During the production process of the housing 1, after the PCBA board 3 is installed inside the housing 1, the lower part of the housing 1 is sealed with potting glue 6. After sealing, the gas inside the housing 1 can support the integrally formed button housing 2 and the soft rubber 5, so that the pressing force and the pressing stroke can be adjusted to the optimal state.

[0025] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A car door handle push button switch, comprising a housing (1), characterized in that: A button housing (2) is arranged at the upper end of the shell (1), a PCBA board (3) is fixedly mounted in the middle of the inner side of the shell (1), a micro switch (4) is fixedly mounted on the upper end of the PCBA board (3), a connecting seat (7) is fixedly connected to the lower end of the PCBA board (3), an electric wire (8) is welded to the outer side of the connecting seat (7), an end of the electric wire (8) away from the shell (1) is fixedly connected to a copper wire (9), and an end of the copper wire (9) away from the electric wire (8) is fixedly connected to a conductive wire (9). An electric slider (10), wherein a flexible conductive sleeve (11) is slidably connected to the outer side of the conductive slider (10), an end cap (13) is fixedly connected to the end of the flexible conductive sleeve (11) close to the first wire (8), a sealing tube (12) is slidably connected to the outer side of the flexible conductive sleeve (11), a spring (14) is arranged on the outer side of the copper wire (9), a second wire (15) is fixedly connected to the left end of the flexible conductive sleeve (11), and sealing rings (16) are fixedly connected to the inside of both left and right ends of the sealing tube (12).

2. The automobile door handle push button switch according to claim 1, characterized in that: The outer side of the button housing (2) is provided with soft glue (5), and the soft glue (5) is fixedly connected to the outer shell (1).

3. The automobile door handle push button switch according to claim 1, characterized in that: The wire 1 (8) is fixedly connected to the housing (1), and the lower inner part of the housing (1) is filled with potting glue (6).

4. The automobile door handle push button switch according to claim 1, characterized in that: One end of the spring (14) is fixedly connected to the conductive slider (10), and the other end of the spring (14) is fixedly connected to the end cover (13).

5. The automobile door handle push button switch according to claim 1, characterized in that: The end cover (13) is slidably connected to the copper wire (9), and the end cover (13) is slidably connected to the sealing tube (12).

6. The automobile door handle push button switch according to claim 1, characterized in that: One end of the second wire (15) away from the flexible conductive sleeve (11) is fixedly connected to a joint (17), and the sealing ring (16) is made of rubber material.

7. The automobile door handle push button switch according to claim 1, characterized in that: The sealing ring (16) located at the right end of the sealing tube (12) is slidably connected to the first wire (8), and the sealing ring (16) located at the left end of the sealing tube (12) is slidably connected to the second wire (15).

Images