Key waterproof structure

Abstract

The utility model relates to the technical field of interphone structures, in particular to a key waterproof structure, which comprises a key, a waterproof silica gel pad and a surface shell, the key is inserted on the waterproof silica gel pad, and the key and the waterproof silica gel pad are connected and combined into a whole and are arranged on the surface shell together. According to the key waterproof structure, the soft waterproof silica gel pad with the structure is arranged at the bottom of the key, so that the pressing sensitivity of the key is not affected, the bottom of the key can be completely wrapped, and the phenomenon that rainwater and other water sources on the outer wall flow into an electronic element through a gap between the key and a face shell to cause short circuit is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of intercom structures, in particular to a button waterproof structure. Background Art

[0002] Walkie-talkie is a communication tool that does not require external cables and networks. It has special communication channels, stable communication, and strong environmental adaptability. Therefore, it is often used in various outdoor working environments. Due to the instability of the outdoor environment, the device often needs to be directly exposed to various adverse weather conditions that are not conducive to the use of electronic components. Among them, rainy days are a common factor that causes damage to the device.

[0003] China Patent Network discloses a waterproof walkie-talkie CN211406013U. This utility model isolates the inside of the walkie-talkie from rain by applying a waterproof sealing ring on one side of the outer shell of the walkie-talkie. This method is not only waterproof but also has a certain impact resistance. However, the walkie-talkie itself also has many gap structures that can let water in, such as various buttons, and a special button structure needs to be designed. Utility Model Content

[0004] The purpose of the utility model is to provide a key waterproof structure, which has the characteristics of good waterproof performance and stable use, so as to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a button waterproof structure, including a button, a waterproof silicone pad, and a surface shell, the button is inserted on the waterproof silicone pad, the button and the waterproof silicone pad are connected and combined into a whole, and are installed on the surface shell together.

[0006] When in use, insert the button plug of the button into the button mounting hole of the waterproof silicone pad, adjust the position so that the buffer structure fits the bottom of the button, install the button and the waterproof silicone pad together in the button slot, insert the pressing contact into the trigger hole, and use the button buckle to fix the button.

[0007] Preferably, the button includes a button buckle, a button column and a button protrusion. The button is a thick sheet structure with a rounded rectangular shape. The button buckle is arranged on the left and right sides of the bottom surface of the button, and a buckle structure with an inclined surface extends outward. The button column is a circular columnar structure arranged in the center of the bottom surface of the button, and the button protrusion is a plurality of hemispherical protrusion structures arranged in an array on the top surface of the button.

[0008] The hollow circular column structure of the button column can reduce the overall weight of the button, and the button protrusions on the surface can increase the feel of the button and improve the stability when the button is pressed.

[0009] Preferably, the waterproof silicone pad includes a buffer structure, a push contact, a button mounting hole, and a water barrier. The waterproof silicone pad is a rounded rectangular rubber pad structure with a groove structure and a cylinder in the center. The buffer structure is arranged on both sides of the waterproof silicone pad, and is a trapezoidal protrusion structure facing upward. The push contact is arranged at the bottom of the center cylinder, the button mounting hole is arranged at the center of the center cylinder, and the water barrier is arranged on the inner side of the buffer structure, and is a multi-row downward partition barrier structure.

[0010] Preferably, the button plug column can be installed in the button installation hole, the buffer structure is in contact with the bottom surface of the button, and the entire area of ​​the waterproof silicone pad is covered by the button.

[0011] The setting of the buffer structure can reduce the wear of the buttons on the waterproof silicone pad, and the control of the area can improve the waterproof effect of the buttons without affecting the pressing flexibility of the buttons themselves.

[0012] Preferably, the face shell includes a key slot and a trigger hole, the key slot is a rectangular groove structure, and the trigger hole is a through hole structure arranged inside the center of the key slot and connected to the electronic components inside the device.

[0013] Preferably, the button buckle is clamped on the face shell through the button slot, and the trigger hole can be used to install the central cylindrical structure of the waterproof silicone pad and connect the pressing contact with the internal circuit of the device.

[0014] It is used to fix the combination of buttons and waterproof silicone pads, and locate the button's own circuit trigger function.

[0015] Compared with the prior art, the utility model provides a key waterproof structure, which has the following beneficial effects: the key waterproof structure is provided with a soft waterproof silicone pad with a structure at the bottom of the key. This structure can not only not affect the pressing sensitivity of the key, but also completely wrap the bottom of the key, thereby preventing rainwater and other water sources on the outer wall from flowing into the interior of the electronic component through the gap between the key and the surface shell, causing a short circuit. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional demonstration diagram of the structure of the utility model;

[0017] Figure 2 This is a three-dimensional demonstration diagram of the key structure of the utility model;

[0018] Figure 3 It is a three-dimensional half-section diagram of the key structure of the utility model.

[0019] Among them: 1. button; 101. button buckle; 102. button plug column; 103. button protrusion; 2. waterproof silicone pad; 201. buffer structure; 202. press contact; 203. button installation hole; 204. water barrier; 3. cover; 301. button slot; 302. trigger hole. DETAILED DESCRIPTION

[0020] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0021] See also Figure 1-3 The utility model provides a technical solution: a button waterproof structure, including a button 1, a waterproof silicone pad 2, and a surface shell 3. The button is inserted on the waterproof silicone pad 2. The button 1 and the waterproof silicone pad 2 are connected and combined into a whole and installed on the surface shell 3 together.

[0022] When in use, insert the button plug 102 of the button 1 into the button mounting hole 203 of the waterproof silicone pad 2, adjust the position so that the buffer structure 201 fits the bottom of the button 1, install the button 1 and the waterproof silicone pad 2 together in the button groove 301, insert the pressing contact 202 into the trigger hole 302, and use the button buckle 101 to fix the button 1.

[0023] Specifically, the key 1 includes a key buckle 101, a key column 102 and a key protrusion 103. The key 1 is a thick sheet structure with a rounded rectangular shape. The key buckle 101 is arranged on the left and right sides of the bottom surface of the key 1, and extends outwardly to form a buckle structure with an inclined surface. The button column 102 is a circular columnar structure arranged in the center of the bottom surface of the key 1, and the key protrusion 103 is a hemispherical protrusion structure arranged in an array on the top surface of the key 1.

[0024] Through the above technical solution, the hollow circular column structure of the button column 102 can reduce the overall weight of the button 1, and the button protrusion 103 on the surface can increase the feel of the button 1 and improve the stability of the button 1 when it is pressed.

[0025] Specifically, the waterproof silicone pad 2 includes a buffer structure 201, a pressing contact 202, a button mounting hole 203, and a water barrier 204. The waterproof silicone pad 2 is a rounded rectangular rubber pad structure with a groove structure and a cylinder in the center. The buffer structure 201 is arranged on both sides of the waterproof silicone pad 2, and is a trapezoidal protrusion structure upward. The pressing contact 202 is arranged at the bottom of the central cylinder, the button mounting hole 203 is arranged at the center of the central cylinder, and the water barrier 204 is arranged on the inner side of the buffer structure 201, which is a multi-row downward partition bar structure.

[0026] Specifically, the button plug 102 can be installed in the button installation hole 203, the buffer structure 201 is in contact with the bottom surface of the button 1, and the entire area of ​​the waterproof silicone pad 2 is covered by the button 1.

[0027] Through the above technical solution, the setting of the buffer structure 201 can reduce the wear of the button on the waterproof silicone pad 2, and the control of the area can improve the waterproof effect of the button 1 without affecting the pressing flexibility of the button 1 itself.

[0028] Specifically, the cover 3 includes a key slot 301 and a trigger hole 302 . The key slot 301 is a rectangular groove structure, and the trigger hole 302 is a through hole structure arranged inside the center of the key slot 301 , which is connected to the electronic components inside the device.

[0029] Specifically, the button buckle 101 is clamped on the surface shell 3 through the button groove 301, and the trigger hole 302 can be used to install the central cylindrical structure of the waterproof silicone pad 2 and connect the pressing contact 202 with the internal circuit of the device.

[0030] Through the above technical solution, the assembly of the button 1 and the waterproof silicone pad 2 is fixed, and the button's own circuit trigger function is located.

[0031] Although the 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 thereof, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A button waterproof structure, comprising a button (1), a waterproof silicone pad (2), and a cover (3), characterized in that: The button is inserted on the waterproof silicone pad (2); the button (1) and the waterproof silicone pad (2) are connected and combined into a whole and are installed together on the cover (3); the button (1) comprises a button buckle (101), a button plug column (102) and a button protrusion (103); the button (1) is a thick sheet structure with rounded corners and a rectangular shape; the button buckle (101) is arranged on the left and right sides of the bottom surface of the button (1) and extends outwardly to form a buckle structure with an inclined surface; the button plug column (102) is a circular columnar structure arranged at the center of the bottom surface of the button (1); and the button protrusion (103) is a plurality of hemispherical protrusion structures arranged in an array and arranged on the top surface of the button (1).

2. A button waterproof structure according to claim 1, characterized in that: The waterproof silicone pad (2) includes a buffer structure (201), a pressing contact (202), a button mounting hole (203), and a water barrier (204). The waterproof silicone pad (2) is a rounded rectangular rubber pad structure with a groove structure and a cylinder in the center. The buffer structure (201) is arranged on both sides of the waterproof silicone pad (2) and is a trapezoidal protrusion structure facing upward. The pressing contact (202) is arranged at the bottom of the central cylinder. The button mounting hole (203) is arranged at the center of the central cylinder. The water barrier (204) is arranged on the inner side of the buffer structure (201) and is a multi-row downward partition structure. The button plug column (102) can be installed in the button mounting hole (203). The buffer structure (201) contacts the bottom surface of the button (1), and the entire area of ​​the waterproof silicone pad (2) is covered by the button (1).

3. A button waterproof structure according to claim 1, characterized in that: The cover (3) comprises a key slot (301) and a trigger hole (302); the key slot (301) is a rectangular groove structure; the trigger hole (302) is a through-hole structure arranged inside the center of the key slot (301) and connected to the electronic components inside the device.

4. A button waterproof structure according to claim 3, characterized in that: The button buckle (101) is clamped on the cover (3) through the button slot (301), and the trigger hole (302) can be used to install the central cylindrical structure of the waterproof silicone pad (2) and connect the pressing contact (202) to the internal circuit of the device.

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