Waterproof structure of button indicating lamp

Abstract

A waterproof structure of a button indicating lamp comprises a circuit board, a button electronic component, button silica gel, a sealing ring, a face shell and a button. Key electronic elements are welded on the circuit board; the key silica gel is arranged above the key electronic element and covers the key electronic element, a layer of sealing ring is arranged on the upper circumference of the key silica gel, and the key silica gel surrounded by the sealing ring is in interference fit with the surface shell; and the keys are arranged above the surface shell. Through the lamp bead, the button silica gel and the corresponding sealing ring structure, the waterproof requirement of the button is realized, the IP22 waterproof standard is reached, the button has the indicating lamp effect, and the light is uniform; the structural layout is simple, the cost is low, and the market competitiveness of the product is greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of electronic devices, and particularly relates to a waterproof structure for a key indicator light. Background Art

[0002] Key indicator lights are applied to keyboards, remote controls, game controllers or other electronic devices. When a user presses a certain key, the corresponding indicator light will light up to indicate that the key has been activated, and it can also help the user identify the key and its corresponding function in the dark or under poor visibility conditions, improving the user experience.

[0003] The existing waterproof structure design of key indicator lights is insufficient, resulting in a lack of waterproof tightness. Once water enters, it will seriously affect the performance and service life of electronic devices; moreover, the light of the existing key indicator lights is directly exported through the key light guide column, resulting in uneven indicator light. Summary of the Utility Model

[0004] The purpose of this application is to provide a waterproof structure for a key indicator light to solve the technical problems described in the background art.

[0005] The technical solution adopted in this application is as follows:

[0006] A waterproof structure for a key indicator light includes: a circuit board, key electronic components, key silicone, a sealing ring, a front shell, and a key; the key electronic components are soldered on the circuit board; the key silicone is arranged above the key electronic components to cover the key electronic components, and there is a sealing ring around the key silicone, and the key silicone with the sealing ring is in interference fit with the front shell; the key is arranged above the front shell.

[0007] Preferably, the circuit board is any one or more of circuit boards such as a PCBA board, a rigid circuit board, a flexible circuit board, a rigid-flexible combined circuit board, a metal-based circuit board, a ceramic-based circuit board, etc.; a lamp bead is also soldered on the circuit board, and the key silicone covers the lamp bead and the key electronic components.

[0008] Preferably, a sealing groove is provided on the key silicone for installing the sealing ring.

[0009] Preferably, the bottom shell is used to carry the circuit board structure.

[0010] Preferably, the key is arranged above the key silicone and in contact with the key silicone, and the key is made of a transparent or semi-transparent material.

[0011] Specifically, a lens is arranged on the outside, and the key is fixed between the front shell and the lens.

[0012] A waterproof structure for a key indicator light involved in the present application. The advantages and positive effects of the present application are as follows: Through the key silicone and the corresponding sealing ring structure, the waterproof requirement of the key is achieved, meeting the IP22 waterproof standard, and at the same time, the key has an indicator light effect with uniform light; the structural layout is simple and the cost is low, greatly improving the market competitiveness of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings, as part of the present application, are used to provide a further understanding of the present utility model. The schematic embodiments and descriptions thereof of the present utility model are used to explain the present utility model, but do not constitute an improper limitation to the present utility model. Obviously, the accompanying drawings in the following description are only some embodiments, and those of ordinary skill in the art can obtain other drawings based on these drawings without creative efforts.

[0014] Figure 1 It is an exploded view of the structure of an embodiment of a waterproof structure for a key indicator light.

[0015] Figure 2 It is a schematic diagram of the structure of an embodiment of a waterproof structure for a key indicator light.

[0016] Figure 3 It is a schematic diagram of the sealing ring structure of an embodiment of a waterproof structure for a key indicator light.

[0017] Figure 4 It is a schematic diagram of the key structure of an embodiment of a waterproof structure for a key indicator light. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

[0019] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "top", "bottom", "axial", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0020] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation" and "connection" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] In the description of the present utility model, unless otherwise clearly defined, terms such as "arrangement", "installation", and "connection" shall be understood in a broad sense, and those skilled in the relevant technical field can reasonably determine the specific meanings of the above terms in the present utility model in combination with the specific content of the technical solution.

[0022] As shown in the attached Figures 1-4 instructions:

[0023] A waterproof structure for a key indicator light includes: a circuit board 200, a key electronic component 210, a key silicone 230, a sealing ring 232, a front shell 300, and a key 310; the key electronic component 210 is soldered on the circuit board 200; the key silicone 230 is arranged above the key electronic component 210 to cover the key electronic component 210, and there is a sealing ring 232 around the circumference of the key silicone 230, and the key silicone 230 with the sealing ring 232 around it is in interference fit with the front shell 300; the key 310 is arranged above the front shell 300.

[0024] The working principle of a waterproof structure for a key indicator light: The key electronic component is soldered on the circuit board, which is fixed to the bottom shell by screws and will not short-circuit under the IP22 waterproof test conditions, and the light can be evenly conducted to the key. There is a sealing ring around the circumference of the core component, the key silicone pad, which is in interference fit with the front shell to achieve waterproofing; the silicone is a translucent material with certain light-guiding properties and can evenly disperse the light.

[0025] In this embodiment, a waterproof structure for a key indicator light realizes the waterproof requirements of the key through the key silicone and the corresponding sealing ring structure, reaches the IP22 waterproof standard. At the same time, it can also meet the requirement of having an indicator light effect on the key and the light is uniform; the structural layout is simple and the cost is low, greatly improving the market competitiveness of the product.

[0026] Specifically, the circuit board 200 is any one or more of circuit boards such as a PCBA board, a rigid circuit board, a flexible circuit board, a rigid-flexible combined circuit board, a metal-based circuit board, and a ceramic-based circuit board; a lamp bead 220 is also soldered on the circuit board 200, and the key silicone 230 covers the lamp bead 220 and the key electronic component 210, and the light emitted by the lamp bead 220 is evenly exported through the key silicone 230.

[0027] Specifically, a sealing groove 231 is provided on the button silicone 230 for installing the sealing ring 232. A layer of sealing ring is installed on the button silicone pad and assembled with the square hole of the front shell. Through the elastic deformation of the sealing ring, the effect of sealing and waterproofing is achieved. The button silicone 230 is fixed between the front shell and the circuit board up and down. The lamp beads on the circuit board are built inside the button silicone to effectively collect light and conduct it towards the button direction.

[0028] Specifically, the bottom shell 100 is used to carry the structure of the circuit board 200, hold relevant components, and protect the internal components of the electronic device.

[0029] Specifically, the button 310 is arranged above the button silicone 230 and contacts the button silicone 230. The button is made of transparent or semi-transparent material with good light transmission performance and has an installation spring arm to effectively transmit the button feel.

[0030] Specifically, the lens 320 is arranged on the outside, and the button 310 is fixed between the front shell 300 and the lens 320.

[0031] The content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0032] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A waterproof structure for a button indicator light, characterized in that: include: A circuit board (200), a key electronic component (210), a key silica gel (230), a sealing ring (232), a cover (300), and a key (310); the circuit board (200) is welded with the key electronic component (210); the key silica gel (230) is arranged above the key electronic component (210) to cover the key electronic component (210); a sealing ring (232) is arranged around the key silica gel (230); the key silica gel (230) with the sealing ring (232) is interference-fitted with the cover (300); the key (310) is arranged above the cover (300); a lamp bead (220) is welded with the circuit board (200), and the key silica gel (230) covers the lamp bead (220) and the key electronic component (210).

2. The button indicator waterproof structure according to claim 1, characterized in that: The circuit board (200) is any one of a PCBA board, a rigid circuit board, a flexible circuit board, a rigid-flexible circuit board, a metal-based circuit board, and a ceramic-based circuit board.

3. The button indicator waterproof structure according to any one of claims 1 or 2, characterized in that: A sealing groove (231) is provided on the key silica gel (230), and the key silica gel (230) is fixed vertically between the surface shell (300) and the circuit board (200).

4. The button indicator waterproof structure according to any one of claims 1 or 2, characterized in that: The bottom shell (100) is used to support the circuit board (200) structure.

5. The button indicator waterproof structure according to any one of claims 1 or 2, characterized in that: The key (310) is arranged above the key silica gel (230) and is in contact with the key silica gel (230). The key (310) is made of a transparent or translucent material.

6. The button indicator waterproof structure according to any one of claims 1 or 2, characterized in that: The lens (320) is arranged on the outside, and the button (310) is fixed between the face shell (300) and the lens (320).

7. The button indicator waterproof structure according to claim 3, characterized in that: The key (310) is arranged above the key silica gel (230) and is in contact with the key silica gel (230). The key (310) is made of a transparent or translucent material.

8. The button indicator waterproof structure according to claim 4, characterized in that: The key (310) is arranged above the key silica gel (230) and is in contact with the key silica gel (230). The key (310) is made of a transparent or translucent material.

9. The button indicator waterproof structure according to claim 3, characterized in that: The lens (320) is arranged on the outside, and the button (310) is fixed between the face shell (300) and the lens (320).

10. The button indicator waterproof structure according to claim 4, characterized in that: The lens (320) is arranged on the outside, and the button (310) is fixed between the face shell (300) and the lens (320).

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