A waterproof structure of a car push-button switch
By designing a waterproof structure in the car button switch, including the shell, inner protective case, water-through hole, leakage hole and baffle, the problem of water flow not being easy to discharge after water inlet is solved, and the sealing performance is improved through the sealing plate and sealing strip, achieving the waterproof effect and best use effect of the button.
Patent Information
- Application Number
- CN202421479520.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-26
- Publication Date
- 2025-04-08
- Estimated Expiration
- 2034-06-26
AI Technical Summary
The existing car button switches are not easy to discharge after water inlet, resulting in button failure and not tight enough to easily inlet water, affecting the use effect.
A waterproof structure of a car button switch is designed, including a shell, an inner protective case, a water duct, a water leakage hole, a baffle and a sealing plate. Through the arrangement of these components, the water flow is smooth and sealing improved.
It effectively avoids water flow and stays inside the button for a long time, prevents malfunction, and improves the sealing of the wire interface through the setting of the sealing plate and sealing strip, and avoids water inlet, thereby achieving the best use effect.
Smart Images
Figure CN222734872U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of automobile switches, in particular to a waterproof structure of an automobile push-button switch. Background Art
[0002] With the development of automobile technology, push-button switches, as important automotive electrical components, control the realization of the electrical functions of the entire vehicle. If water enters, it will affect the normal function of the entire vehicle. If the buttons involve the safety of the entire vehicle, it may even cause harm to personal safety. Therefore, the push-button switches of the entire vehicle are gradually developing towards safety and reliability.
[0003] However, in the existing automobile push-button switch, when water enters the button, the residual water inside is not easy to be discharged, and the water stored inside the button for a long time is likely to cause the button failure. In addition, the seal at the interface of the button connecting wire is not tight enough, and water is easy to enter, thereby failing to achieve the best use effect. Utility Model Content
[0004] 1. Technical issues to be solved
[0005] In view of the deficiencies in the prior art, the utility model provides a waterproof structure for a car push-button switch, which solves the problem that the car push-button switch proposed in the above background technology is that when water enters the inside of the key, the residual water inside the key is not easy to be discharged, and when the water is stored in the key for a long time, it is easy to cause key failure, and the seal at the interface of the key connection wire is not tight enough, which is easy to get water, thereby failing to achieve the best use effect.
[0006] (II) Technical solution
[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a waterproof structure of a car push-button switch, comprising a shell, the outer wall of the shell is fixedly mounted with two sets of buckles, and water holes are provided on both sides of the bottom end of the inner wall of the shell, an inner protective shell is fixedly mounted on the inner wall of the shell, and a circuit board mounting groove is provided on the inner wall of the inner protective shell, a baffle is fixedly mounted around the top of the circuit board mounting groove, a positioning plate is fixedly mounted around the outer wall of the top of the inner protective shell, and a water leakage hole is provided on the inner wall of the positioning plate, a transmission mechanism is provided at the bottom end of the shell, and a sealing plate is fixedly connected to the top of the shell, a switch button is provided on the inner wall of the sealing plate, and a sealing strip is fitted around the outer wall of the switch button.
[0008] Furthermore, the top end of the baffle is fixedly connected to the inner wall of the sealing plate, and the baffle is arranged around the outer wall of the circuit board installation groove.
[0009] Furthermore, the upper surface of the positioning plate fits with the bottom ends of both sides of the outer wall of the sealing plate.
[0010] Furthermore, the water leakage holes are provided in N groups, and the water leakage holes are connected to the shell.
[0011] Furthermore, the transmission mechanism includes a conduit, and a gasket is provided on the inner wall of the conduit.
[0012] Furthermore, the top end of the conduit is connected through the bottom of the shell.
[0013] (III) Beneficial effects
[0014] The utility model provides a waterproof structure of a car push-button switch, which has the following beneficial effects:
[0015] By setting the water hole, the inner protective shell, the circuit board installation groove, the baffle, the positioning plate and the leakage hole, the circuit board is installed through the circuit board installation groove, and the inner protective shell is used to protect the circuit board. The baffle can be set to block the four sides of the opening of the circuit board installation groove to prevent water from entering. The water hole and the leakage hole are set to facilitate water flow when water seeps into the shell, and it is avoided as much as possible that water stays inside the button for a long time.
[0016] Through the setting of conduits and gaskets, the transmission line is carried out through the conduit, and the gasket is used to clamp the line, so as to avoid leaving a gap between the conduit and the line, causing water to flow into the shell, so that the interface of the wire is sealed more tightly, and water ingress is avoided as much as possible, thereby achieving the best use effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the structure of the utility model;
[0018] Figure 2 It is an enlarged view of the bottom end of the inner part of the shell in the utility model;
[0019] Figure 3 It is an enlarged view of the interior of the housing in the utility model;
[0020] Figure 4 It is a structural schematic diagram of the transmission mechanism in the utility model.
[0021] In the figure: 1. Shell; 2. Buckle; 3. Water hole; 4. Inner protective shell; 5. Circuit board mounting slot; 6. Baffle; 7. Positioning plate; 8. Leakage hole; 9. Transmission mechanism; 91. Conduit; 92. Gasket; 10. Sealing plate; 11. Switch button; 12. Sealing strip. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] See also Figures 1 to 4 The utility model provides a technical solution: a waterproof structure of a car push-button switch, comprising a shell 1, two sets of buckles 2 are fixedly installed on the outer wall of the shell 1, and water holes 3 are opened on both sides of the bottom end of the inner wall of the shell 1, an inner protective shell 4 is fixedly installed on the inner wall of the shell 1, the inner protective shell 4 is used to protect the circuit board, and the inner wall of the inner protective shell 4 is opened with a circuit board mounting groove 5, the circuit board is installed through the circuit board mounting groove 5, and a baffle 6 is fixedly installed around the top of the circuit board mounting groove 5. Through the setting of the baffle 6, the opening of the circuit board mounting groove 5 can be blocked to prevent water from entering, and a positioning plate 7 is fixedly installed around the outer wall of the top of the inner protective shell 4. A water leakage hole 8 is provided on the inner wall of the positioning plate 7. Through the arrangement of the water through hole 3 and the water leakage hole 8, water can flow easily when water seeps into the shell 1, and water can be avoided from being retained inside the button for a long time. A transmission mechanism 9 is provided at the bottom end of the shell 1, and a sealing plate 10 is fixedly connected to the top of the shell 1. A switch button 11 is provided on the inner wall of the sealing plate 10, and a sealing strip 12 is fitted around the outer wall of the switch button 11. The top of the baffle 6 is fixedly connected to the inner wall of the sealing plate 10, and the baffle 6 is arranged around the outer wall of the circuit board mounting groove 5. The upper surface of the positioning plate 7 fits with the bottom ends of both sides of the outer wall of the sealing plate 10. N groups of water leakage holes 8 are provided, and the water leakage holes 8 are communicated with the shell 1.
[0024] The transmission mechanism 9 includes a conduit 91, the inner wall of which is provided with a gasket 92. The top of the conduit 91 is connected to the bottom of the shell 1. The transmission line is transmitted through the conduit 91, and the gasket 92 is used to clamp the line to avoid a gap between the conduit 91 and the line, which would cause water to flow into the shell 1. This makes the interface of the wire more tightly sealed to avoid water ingress.
[0025] The specific implementation methods disclosed in the present invention omit detailed descriptions of known functions and known components. To ensure the compatibility of the equipment, the operating methods adopted are consistent with the parameters of commercially available equipment.
[0026] In summary, the operating steps of the waterproof structure of the automotive push-button switch are as follows:
[0027] When in use, the circuit board is installed through the circuit board mounting groove 5, and the inner protective shell 4 is used to protect the circuit board. The baffle 6 can be set to block the four sides of the opening of the circuit board mounting groove 5 to prevent water from entering. The water holes 3 and the leakage holes 8 are set to facilitate water flow when water seeps into the shell 1, and try to avoid water staying in the button for a long time. The transmission line is carried out through the conduit 91, and the line is clamped with the gasket 92 to try to avoid a gap between the conduit 91 and the line, which causes water to enter the shell 1, so that the interface of the wire is sealed more tightly to avoid water ingress.
[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A waterproof structure of a push-button switch for an automobile, comprising a housing (1), characterized in that: Two groups of buckles (2) are fixedly mounted on the outer wall of the shell (1), and water holes (3) are provided on both sides of the bottom end of the inner wall of the shell (1). An inner protective shell (4) is fixedly mounted on the inner wall of the shell (1), and a circuit board mounting groove (5) is provided on the inner wall of the inner protective shell (4). A baffle (6) is fixedly mounted around the top of the circuit board mounting groove (5). A positioning plate (7) is fixedly mounted around the outer wall of the top of the inner protective shell (4), and a water leakage hole (8) is provided on the inner wall of the positioning plate (7). A transmission mechanism (9) is provided at the bottom end of the shell (1), and a sealing plate (10) is fixedly connected to the top end of the shell (1). A switch button (11) is provided on the inner wall of the sealing plate (10), and a sealing strip (12) is attached to the outer wall of the switch button (11).
2. The waterproof structure of a push-button switch for an automobile according to claim 1, characterized in that: The top end of the baffle (6) is fixedly connected to the inner wall of the sealing plate (10), and the baffle (6) is arranged around the outer wall of the circuit board installation groove (5).
3. The waterproof structure of a push-button switch for an automobile according to claim 1, characterized in that: The upper surface of the positioning plate (7) fits the bottom ends of both sides of the outer wall of the sealing plate (10).
4. The waterproof structure of a push-button switch for an automobile according to claim 1, characterized in that: The water leakage holes (8) are provided in N groups, and the water leakage holes (8) are connected to the housing (1).
5. The waterproof structure of a push-button switch for an automobile according to claim 1, characterized in that: The transmission mechanism (9) comprises a conduit (91), and a gasket (92) is provided on the inner wall of the conduit (91).
6. The waterproof structure of a push-button switch for an automobile according to claim 5, characterized in that: The top end of the conduit (91) is connected through the bottom of the shell (1).