SUMMERY OF THE UTILITY MODEL
In view of the deficiencies of the prior art, an object of the present invention is to provide a dustproof switch panel, which can effectively prevent dust and facilitate heat dissipation of a switch.
The embodiment of the utility model is realized by the following technical scheme:
a dustproof switch panel comprises a front plate and a mounting seat, wherein the front plate is embedded in the mounting seat in a sliding manner; a dust removal assembly is arranged between the front plate and the mounting seat; the dust removal assembly comprises a corrugated hose, the first end of the corrugated hose is connected to the mounting seat, the second end of the corrugated hose is connected to the front plate, the inner wall of the corrugated hose, the mounting seat and the front plate define a first power air cavity, and the outer wall of the corrugated hose, the mounting seat and the front plate define a second power air cavity; the first power air cavity is communicated with the second power air cavity, and the second power air cavity is communicated with the external space through a gap between the mounting seat and the front plate.
According to a preferred embodiment, the inner wall of the mounting seat is provided with a mounting step; a bolt for fixing the mounting seat to the concealed wire box is arranged on the mounting step in a penetrating manner; the mounting step, the mounting seat, the outer wall of the corrugated hose and the front plate define the second power air cavity; the rear end of the bolt extends to the second power air cavity; a first air passage is formed in the bolt, a second air passage communicated with the first air passage is formed in the side wall of the bolt, and a third air passage penetrates through the side wall of the mounting seat; the first power air cavity is communicated with the second power air cavity sequentially through the third air passage, the second air passage and the first air passage.
According to a preferred embodiment, the first end of the bellows is provided with a fixing flange; a clamp ring is sleeved outside the corrugated hose, the fixing flange is attached to the mounting step, and the fixing flange is distributed between the mounting step and the clamp ring; the front end of the bolt penetrates through the compression ring, the fixing flange and the mounting step in sequence.
According to a preferred embodiment, a plurality of first fixing holes are arranged on the mounting step in a penetrating manner, a plurality of second fixing holes corresponding to the first fixing holes one to one are arranged on the fixing flange in a penetrating manner, and a plurality of third fixing holes corresponding to the first fixing holes one to one are arranged on the compression ring in a penetrating manner; when the mounting seat, the fixing flange and the compression ring are assembled, the front end of the bolt sequentially penetrates through the third fixing hole, the second fixing hole and the first fixing hole and is connected to the concealed wire box in a threaded mode.
According to a preferred embodiment, the second end of the bellows is provided with a securing ring; and a screw is arranged on the front plate in a penetrating manner and is connected to the fixing ring in a threaded manner.
According to a preferred embodiment, the end of the mounting block near the front plate is provided with a mounting flange.
According to a preferred embodiment, the bottom of the mounting seat is provided with a threading hole in a penetrating manner.
The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:
(1) the front plate arranged in the utility model is embedded in the mounting seat in a sliding way, and the mounting structure can prevent dust from attaching to the front plate to a certain extent.
(2) The user of the utility model realizes the operation of the switch by pressing the front plate, at the moment, the front plate is stressed to slide in the mounting groove, so that the corrugated hose is compressed, further, the air in the first power air cavity is compressed to the second power air cavity, and finally, the air is discharged to the external space through the gap between the mounting seat and the front plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
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 step based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that are usually placed when the products of the present invention are used, the description is merely for convenience of description and simplification, and it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 2, a dustproof switch panel includes a front plate 1 and a mounting seat 2, wherein the front plate 1 is slidably embedded in the mounting seat 2; a dust removal component is arranged between the front plate 1 and the mounting seat 2; the dust removal assembly comprises a corrugated hose 3, a first end of the corrugated hose 3 is connected to the mounting seat 2, a second end of the corrugated hose 3 is connected to the front plate 1, the inner wall of the corrugated hose 3, the mounting seat 2 and the front plate 1 define a first power air cavity, and the outer wall of the corrugated hose 3, the mounting seat 2 and the front plate 1 define a second power air cavity; the first power air cavity is communicated with the second power air cavity, and the second power air cavity is communicated with the external space through a gap between the mounting seat 2 and the front plate 1. As shown in fig. 1, the passage of dust into the panel of the switch in use is mainly the gap between the front plate 1 and the mounting seat 2, in this embodiment, the front plate 1 is slidably embedded in the mounting seat 2, and this mounting structure can prevent dust from attaching to the front plate 1 to some extent. When using, the user realizes the operation of switch through pressing front bezel 1, at this moment, front bezel 1 atress slides in the mounting groove, thereby compression corrugated pipe 3, and then make the air in the first power air cavity compressed to second power air cavity, arrange to the exterior space through the clearance between mount pad 2 and front bezel 1 finally, at this in-process, outer air is on the one hand can be with being in the dust in the clearance between mount pad 2 and front bezel 1 to blow to the exterior space, the outer air of on the other hand can be with the heat in the switch discharge. After use, the front plate 1 is repositioned under the influence of the bellows 3. In this embodiment, the corrugated hose 3 may be made of elastic rubber.
Further, in order to facilitate the communication between the first power air cavity and the second power air cavity, the inner wall of the mounting seat 2 is provided with a mounting step 22; a bolt 5 for fixing the mounting seat 2 to the concealed wire box is arranged on the mounting step 22 in a penetrating manner; the mounting step 22, the mounting seat 2, the outer wall of the corrugated hose 3 and the front plate 1 define a second power air cavity; the rear end of the bolt 5 extends to the second power air cavity; a first air passage 52 is formed in the bolt 5, a second air passage 51 communicated with the first air passage 52 is formed in the side wall of the bolt 5, and a third air passage 23 penetrates through the side wall of the mounting seat 2; the first power air chamber is communicated with the second power air chamber sequentially through a third air passage 23, a second air passage 51 and a first air passage 52. In this embodiment, the bolt 5 is used to fix the mounting base 2 to the concealed wire box to complete the assembly of the switch, and is used to communicate the first and second power air chambers through the first and second air passages 52 and 51.
In order to facilitate the fixing of the corrugated hose 3, the first end of the corrugated hose 3 is provided with a fixing flange 32; the corrugated hose 3 is sleeved with the clamp ring 4, the fixing flange 32 is attached to the mounting step 22, and the fixing flange 32 is distributed between the mounting step 22 and the clamp ring 4; the front end of the bolt 5 penetrates through the compression ring 4, the fixing flange 32 and the mounting step 22 in sequence. When the corrugated hose fixing device is used, the bolt 5 is used for connecting the mounting base 2 to the concealed wire box, and the fixing flange 32 is pressed and fixed through the pressing ring 4, so that the corrugated hose 3 and the mounting base 2 are fixed. In the present embodiment, the fixing flange 32 is made of soft rubber, and is integrally formed with the corrugated hose 3.
In this embodiment, a plurality of first fixing holes are formed through the mounting step 22, a plurality of second fixing holes 321 corresponding to the plurality of first fixing holes one by one are formed through the fixing flange 32, and a plurality of third fixing holes corresponding to the plurality of first fixing holes one by one are formed through the clamp ring 4; when the mount 2, the fixing flange 32 and the clamp ring 4 are assembled, the front end of the bolt 5 penetrates through the third fixing hole, the second fixing hole 321 and the first fixing hole in sequence, and is connected to the concealed wire box in a threaded manner. The number of the first fixing holes can be set according to the size of the switch, and is not limited herein.
As shown in fig. 1 and 2, the second end of the bellows hose 3 is provided with a fixing ring 31; a screw 11 is provided through the front plate 1, and the screw 11 is screwed to the fixing ring 31. In use, after the corrugated hose 3 is fixed to the mounting base 2, the front plate 1 is fixed to the fixing ring 31 by the screws 11, so that the switch can be assembled. Preferably, the fixing ring 31 is provided with a screw hole 311 adapted to the screw 11.
In this embodiment, the mounting base 2 is provided with a mounting flange 21 near one end of the front plate 1. The assembling flange 21 is used for limiting the mounting base 2, the assembling flange 21 can be attached to a wall body, the appearance is attractive, and external dust can be prevented from entering a cavity for mounting the concealed wire box on the wall body.
In this embodiment, a threading hole 24 is formed through the bottom of the mounting base 2. The electric wires are used for passing through the concealed wire box, so that the electric wires are convenient to connect and install with the front plate 1.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.