CN216818155U - Waterproof structure of lamp key and lamp applying same - Google Patents

Abstract

The utility model relates to a waterproof structure of a lamp key and a lamp applying the structure, and the waterproof structure comprises a front shell group, a rear shell group, a key ejector rod, a circuit board, a button and a key sleeve, wherein the key is positioned at the joint of the front shell group and the rear shell group, the button is arranged on the circuit board, one end of the key ejector rod is connected with the key, the other end of the key ejector rod is connected with the button, the button ejector rod is pushed by pressing the key to press the button so as to control the switching of the lamp, and the key sleeve is arranged on one side of the circuit board and wraps the key ejector rod, so that liquid is prevented from permeating into the circuit board through the key. The waterproof rib position is arranged in the key of the main shell, so that the problem that the main shell cannot be waterproof due to the fact that 3 parts are overlapped in an intersecting mode is avoided, and the waterproof performance of the whole lamp is improved.

Description

Waterproof structure of lamp key and lamp applying same

Technical Field

The utility model relates to the field of professional lighting, in particular to a waterproof structure of a lamp key and a lamp applying the structure.

Background

The working lamp is a common lighting tool, and may be in contact with water or oil in the using process; if the product has no waterproof function, the circuit part of the product is damaged if the water is slightly introduced, and fire or other accidents can be caused seriously. The appearance of the existing product needs to be divided into an upper shell and a lower shell, and the key is positioned on the side surface, so that the waterproof problem at the intersection of 3 parts is caused, the waterproof effect of the intersection of 3 parts is combined with the existing technology, and only waterproof glue is applied reliably; but here is a key structure, requiring movement; the keys cannot perform this function if glued. If not gluing, the 3 waterproof positions are unreliable with the sealing washer, and the risk of leaking certainly can exist at the junction of three parts. Therefore, a waterproof structure for intersecting 3 parts needs to be designed to perfect the waterproof performance of the lamp.

Disclosure of Invention

The utility model aims to provide a waterproof structure of a lamp key.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a waterproof construction of lamps and lanterns button, includes preceding shell assembly, backshell assembly, button ejector pin, circuit board, button and key sleeve, the button is located the junction of preceding shell assembly and backshell assembly, the button sets up on the circuit board, button ejector pin one end is connected the button other end is connected the button is pushed through pressing the button ejector pin is pressed the button and then control the switching of lamps and lanterns, the key sleeve sets up in circuit board one side and parcel the button ejector pin to prevent that liquid from permeating into the circuit board through the button.

Preferably, the key is a silicone key.

Preferably, the silica gel button outer lane has a round of recess and is used for the location and waterproof with the casing.

Preferably, a step is arranged at the key top rod for controlling the pressing stroke of the key.

Preferably, the outer ring of the key sleeve and the silica gel key achieve a waterproof effect through interference fit.

Preferably, the board edge of the circuit board supports against the key sleeve to prevent the key sleeve from axially falling off.

A lamp is provided, which applies the waterproof structure of the lamp key.

The utility model has the following beneficial effects: the waterproof rib position is arranged in the key of the main shell, so that the problem that the main shell cannot be waterproof due to the fact that 3 parts are overlapped in an intersecting mode is avoided, and the waterproof performance of the whole lamp is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an exploded perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view taken at a-a in fig. 2.

Illustration of the drawings: 1-silica gel key; 2-push button top rod; 3-a key sleeve; 4-front shell group; 5-rear shell group; 6-a circuit board; 7-a button; 8-interference area.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

The following are only preferred embodiments of the present invention, and the scope of the present invention is not limited to the following examples, and all technical solutions falling within the spirit of the present invention belong to the scope of the present invention.

Referring to the attached drawings 1-3 of the specification, a waterproof structure of lamp key, including preceding shell assembly 4, backshell group 5, silica gel button 1, button ejector pin 2, circuit board 6, button 7 and key sleeve 3, silica gel button 1 is located the junction of preceding shell assembly 4 and backshell group 5 (being the lateral part of whole lamp promptly), button 7 sets up on circuit board 6, 2 one ends of button ejector pin are connected 1 other end of silica gel button is connected button 7, promotes through pressing silica gel button 1 button ejector pin 7 presses button 7 and then the switching of control lamps and lanterns, key sleeve 3 sets up in one side of circuit board 6 and parcel button ejector pin 2 to prevent that liquid from permeating into circuit board 6 through the button.

The upper and lower 2 shells of the front shell assembly 4 and the rear shell assembly 5 are in a concave-convex matching structure in a parting manner; the key hole is made on the case of the convex part (to avoid the problem that the main case part can not be waterproof because 3 parts are overlapped; the setting mode of the silica gel key 1 is as follows: firstly, a silica gel key 1 is arranged in a shell (composed of a front shell group 4 and a rear shell group 5) with a key hole, a circle of groove is arranged on the outer ring of the silica gel key 1 for positioning and preventing water of the shell, then a key top rod 2 is arranged in a key sleeve 3 and then arranged in the key hollow part from the inner side of the shell provided with the silica gel key, the key top rod 2 is in clearance fit with the key sleeve 3, and a step is arranged at the key top rod 2 for controlling the pressing stroke of the silica gel key 1; the waterproof effect is achieved by interference fit of the outer ring of the key sleeve 3 and the silica gel key, and the annular waterproof effect is very stable like an O-shaped ring; finally, the circuit board 6 is arranged in the shell, and the edge of the circuit board 6 can be propped against the key sleeve 3 to prevent the key sleeve 3 from axially separating.

Claims (7)

1. The utility model provides a waterproof construction of lamps and lanterns button, its characterized in that, includes preceding shell assembly, backshell group, button ejector pin, circuit board, button and button sleeve, the button is located the junction of preceding shell assembly and backshell group, the button sets up on the circuit board, button ejector pin one end is connected the button other end is connected the button promotes through pressing the button ejector pin is pressed the button and then control the switching of lamps and lanterns, the button sleeve sets up in circuit board one side and parcel the button ejector pin to prevent that liquid from permeating into the circuit board through the button.

2. The waterproof structure of the lamp key according to claim 1, wherein the key is a silicone key.

3. The waterproof structure of the lamp key according to claim 2, wherein the silicone key has a groove for positioning and waterproofing the housing.

4. The waterproof structure of the lamp key according to claim 1, wherein a step is provided at the key top bar for controlling the pressing stroke of the key.

5. The waterproof structure of the lamp key as claimed in claim 2, wherein the outer ring of the key sleeve and the silicone key are in interference fit to achieve a waterproof effect.

6. The waterproof structure of the lamp key according to claim 1, wherein the board edge of the circuit board abuts against the key sleeve to prevent the key sleeve from being axially removed.

7. A lamp, characterized in that it employs the waterproof structure of the lamp key set according to any one of claims 1-6.

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