CN210837537U

CN210837537U - Dustproof buckle mechanism

Info

Publication number: CN210837537U
Application number: CN201922250252.0U
Authority: CN
Inventors: 李学广; 吴国标; 曾志坚
Original assignee: Sanco New Energy Technology Co Ltd
Current assignee: Shunke Zhilian Technology Co.,Ltd.
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-06-23
Anticipated expiration: 2029-12-13

Abstract

The utility model relates to the technical field of dustproof mechanisms, and provides a dustproof buckle mechanism, which comprises a seat body and a dustproof cover which is detachably covered on the seat body; the outer side wall of the seat body is provided with a concave part; the inner side wall of the dustproof cover is provided with a convex part clamped in the concave part; the concave part is provided with a first inner wall which is a plane, the convex part is provided with a stop outer wall which is a plane and is used for abutting against the first inner wall, and the first inner wall is positioned on a moving path of the stop outer wall when the dust cover is detached. Installing the dustproof cover, namely only covering the dustproof cover on the seat body and clamping the convex part into the concave part; when the bellying card was gone into in the depressed part, if when dismantling the shield, because on the depressed part first inner wall was located the bellying and stops on the removal route of outer wall, it can in close contact with to be planar backstop outer wall and first inner wall respectively, first inner wall can effectively hinder the bellying, has promoted the fastness of shield.

Description

Dustproof buckle mechanism

Technical Field

The utility model belongs to the technical field of dustproof mechanism, more specifically say, relate to a dustproof buckle mechanism.

Background

The existing power switch is inevitably polluted by dust in the process of long-time use. The dust cover is usually directly covered on the base body of the switch, but the dust cover and the base body are generally not firm and are easy to loosen.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustproof buckle mechanism to insecure technical problem between the shield that exists among the solution prior art and the pedestal.

In order to achieve the above object, the utility model adopts the following technical scheme: the dustproof buckle mechanism comprises a base body and a dustproof cover detachably arranged on the base body; a concave part is arranged on the outer side wall of the seat body; the inner side wall of the dustproof cover is provided with a convex part clamped in the concave part; the concave part is provided with a first inner wall which is a plane, the convex part is provided with a stop outer wall which is a plane and is used for abutting against the first inner wall, and the first inner wall is located on a moving path of the stop outer wall when the dust cover is detached.

Further, the protruding portion has a guide surface for guiding the protruding portion to be caught in the recessed portion when the dust cover is set on the base body.

Further, the guide surface is a flat surface.

Further, the guide surface is connected with the stop outer wall through a transition surface in a cambered surface.

Further, in the disassembly direction of the dust cover, the first inner wall and the stop outer wall are perpendicular to the disassembly direction respectively.

Furthermore, the number of the concave parts and the number of the convex parts are respectively multiple, and the concave parts and the convex parts are in one-to-one correspondence.

Further, the number of the concave portions and the convex portions is four.

Further, the depressed part still includes to be planar second inner wall, first inner wall with second inner wall parallel arrangement.

Furthermore, the depressed part also comprises a third inner wall and a fourth inner wall which are respectively in a plane, and the first inner wall, the second inner wall, the third inner wall and the fourth inner wall enclose to form the depressed part; and a preset included angle is formed between the third inner wall and the fourth inner wall.

Furthermore, injection molding holes are formed in the dustproof cover.

The utility model provides a dustproof buckle mechanism's beneficial effect lies in: compared with the prior art, the dustproof buckle mechanism provided by the utility model is provided with the dustproof cover, and only the dustproof cover is covered on the seat body, and the convex part is clamped into the concave part; when the bellying card was gone into in the depressed part, if when dismantling the shield, because on the depressed part first inner wall was located the bellying and stops on the removal route of outer wall, it can in close contact with to be planar backstop outer wall and first inner wall respectively, first inner wall can effectively hinder the bellying, has promoted the fastness of shield.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic perspective view of a dustproof buckle mechanism provided in an embodiment of the present invention;

fig. 2 is a schematic perspective view of a seat body according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2;

fig. 4 is a schematic perspective view of a seat body according to an embodiment of the present invention;

FIG. 5 is an enlarged view of the point B in FIG. 4;

fig. 6 is a schematic perspective view of a dust cap according to an embodiment of the present invention;

FIG. 7 is an enlarged view of FIG. 6 at C;

fig. 8 is a schematic perspective view of a second dust cap according to an embodiment of the present invention;

fig. 9 is an enlarged schematic view of fig. 8 at D.

Wherein, in the figures, the respective reference numerals:

1-a seat body; 11-a recess; 111-a first inner wall; 112-a second inner wall; 113-a third inner wall; 114-a fourth inner wall; 2-a dust cover; 21-a boss; 211-a stop outer wall; 212-a guide surface; 213-a transition surface; 22-injection molded hole.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the 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 implicitly indicating 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 limited otherwise.

Referring to fig. 1 to 9, the dustproof buckle mechanism of the present invention will now be described. The dustproof buckle mechanism comprises a base body 1 and a dustproof cover 2 which is detachably covered on the base body 1; a concave part 11 is arranged on the outer side wall of the seat body 1; the inner side wall of the dustproof cover 2 is provided with a convex part 21 clamped in the concave part 11; the recessed portion 11 has a first inner wall 111 with a flat surface, the protruding portion 21 has a stop outer wall 211 with a flat surface and abutting against the first inner wall 111, and the first inner wall 111 is located on a moving path of the stop outer wall 211 when the dust cover 2 is detached.

Thus, the dust-proof cover 2 is installed by only covering the dust-proof cover 2 on the seat body 1 and clamping the convex part 21 into the concave part 11; when the protruding portion 21 is clamped into the recessed portion 11, if the dust cover 2 is to be detached, since the first inner wall 111 on the recessed portion 11 is located on the moving path of the stop outer wall 211 on the protruding portion 21, the stop outer wall 211 and the first inner wall 111 which are planar can be in close contact with each other, the first inner wall 111 can effectively obstruct the protruding portion 21, and the firmness of the dust cover 2 is improved.

Further, referring to fig. 1 to 9, as an embodiment of the dustproof buckle mechanism provided by the present invention, the protruding portion 21 has a guiding surface 212 for guiding the protruding portion 21 to be clamped into the recessed portion 11 when the dustproof cover 2 is covered on the seat body 1. In this way, the convex portion 21 can be easily caught in the concave portion 11 by the guide surface 212.

Further, referring to fig. 1 to 9, as an embodiment of the dustproof buckle mechanism of the present invention, the guiding surface 212 is a plane. Thus, the flat surface is easily processed, and the guide surface 212 which is a flat surface is easily slid along the surface of the seat body 1.

Further, referring to fig. 1 to 9, as an embodiment of the dustproof buckle mechanism of the present invention, the guide surface 212 is connected to the stop outer wall 211 through a transition surface 213 having an arc shape. In this way, the transition surface 213 having a curved surface makes the protrusion 21 less likely to get stuck during the process of the protrusion 21 being caught in the recess 11 by the guide surface 212.

Further, referring to fig. 1 to 9, as a specific embodiment of the dustproof buckle mechanism provided by the present invention, in the detaching direction of the dustproof cover 2, the first inner wall 111 and the stop outer wall 211 are perpendicular to the detaching direction respectively. So, when dismantling shield 2, backstop outer wall 211 butt back on first inner wall 111, shield 2 is difficult to dismantle and gets off, has promoted shield 2's fastness.

Further, referring to fig. 1 to 9, as a specific embodiment of the dustproof fastening mechanism of the present invention, the number of the concave portions 11 and the number of the convex portions 21 are plural, and the plurality of concave portions 11 correspond to the plurality of convex portions 21 one to one. In this way, the cooperation of the plurality of protrusions 21 and the recesses 11 enables the dust cap 2 to be more firmly fixed to the housing 1.

Further, referring to fig. 1 to 9, as a specific embodiment of the dustproof buckle mechanism of the present invention, the number of the concave portion 11 and the convex portion 21 is four.

Further, referring to fig. 1 to 9, as a specific embodiment of the dustproof fastening mechanism of the present invention, the recess 11 further includes a second inner wall 112 that is a plane, and the first inner wall 111 and the second inner wall 112 are disposed in parallel. Thus, the first inner wall 111 and the second inner wall 112 parallel to each other are easily processed; and the first inner wall 111 and the second inner wall 112 parallel to each other can facilitate the confinement of the boss 21 between the first inner wall 111 and the second inner wall 112.

Further, referring to fig. 1 to 9, as a specific embodiment of the dustproof fastening mechanism of the present invention, the recessed portion 11 further includes a third inner wall 113 and a fourth inner wall 114, which are planar, respectively, and the first inner wall 111, the second inner wall 112, the third inner wall 113, and the fourth inner wall 114 enclose and form the recessed portion 11; the third inner wall 113 and the fourth inner wall 114 are at a predetermined angle. Thus, the first inner wall 111, the second inner wall 112, the third inner wall 113 and the fourth inner wall 114 which are respectively plane are convenient to process; the convex portion 21 is not easily scratched when contacting the first inner wall 111, the second inner wall 112, the third inner wall 113 and the fourth inner wall 114.

Further, referring to fig. 1 to 9, as a specific embodiment of the dustproof buckle mechanism of the present invention, an injection hole 22 is formed on the dustproof cover 2. In this way, the dust cap 2 can be positioned by the injection hole 22 when the boss portion 21 on the inner side of the dust cap 2 is injected.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The dustproof buckle mechanism comprises a base body and a dustproof cover which is detachably covered on the base body; the method is characterized in that: a concave part is arranged on the outer side wall of the seat body; the inner side wall of the dustproof cover is provided with a convex part clamped in the concave part; the concave part is provided with a first inner wall which is a plane, the convex part is provided with a stop outer wall which is a plane and is used for abutting against the first inner wall, and the first inner wall is located on a moving path of the stop outer wall when the dust cover is detached.

2. The dust-resistant latch mechanism according to claim 1, wherein: the raised part is provided with a guide surface for guiding the raised part to be clamped into the recessed part when the dustproof cover is arranged on the base body.

3. The dust-resistant latch mechanism according to claim 2, wherein: the guide surface is a flat surface.

4. The dust-resistant latch mechanism according to claim 2, wherein: the guide surface is connected with the stop outer wall through a transition surface in an arc surface.

5. The dust-resistant latch mechanism according to claim 1, wherein: in the disassembly direction of the dust cover, the first inner wall and the stop outer wall are respectively perpendicular to the disassembly direction.

6. The dust clip mechanism of any one of claims 1 to 5, further comprising: the quantity of depressed part with the bellying is a plurality ofly respectively, and is a plurality of depressed part is with a plurality of the bellying one-to-one.

7. The dust clip mechanism of claim 6, wherein: the number of the concave parts and the number of the convex parts are four respectively.

8. The dust clip mechanism of any one of claims 1 to 5, further comprising: the depressed part still includes to be planar second inner wall, first inner wall with second inner wall parallel arrangement.

9. The dust clip mechanism of claim 8, wherein: the depressed part also comprises a third inner wall and a fourth inner wall which are respectively in a plane, and the first inner wall, the second inner wall, the third inner wall and the fourth inner wall enclose to form the depressed part; and a preset included angle is formed between the third inner wall and the fourth inner wall.

10. The dust clip mechanism of any one of claims 1 to 5, further comprising: and the dustproof cover is provided with an injection molding hole.