CN216873518U - Dust screen for electronic equipment - Google Patents

Abstract

The utility model relates to the technical field of electronic equipment accessories, in particular to a dust screen for electronic equipment, which comprises an equipment shell, wherein a groove is formed in the equipment shell, heat dissipation holes are formed in the bottom wall of the groove, a dust protection device is arranged on the equipment shell and comprises a bottom fixing ring for plugging the hole openings of the heat dissipation holes, a compression ring is hinged to the bottom fixing ring through hinges, mesh pads are arranged on the inner walls of the bottom fixing ring and the compression ring, the dust screen is arranged between the two mesh pads, clamping holes communicated with the outside are formed in the compression ring, and a limiting convex column is fixedly arranged on the bottom fixing ring. The dustproof net is convenient to mount and dismount, and convenient to clean and replace and use.

Description

Dust screen for electronic equipment

Technical Field

The utility model relates to the technical field of electronic equipment accessories, in particular to a dust screen for electronic equipment.

Background

The dust screen is the part that can play dustproof effect, most electronic equipment is when using, can set up the through-hole on equipment housing usually in order to guarantee the radiating effect, in order to prevent that the dust from getting into along the through-hole position, can install the dust screen at the through-hole position usually, but conventional dust screen when using, has the defect of being not convenient for dismantle, and it is inconvenient all to have brought for follow-up dust screen of changing and the dust of clearance dust screen, influences user's normal use effect.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a dust screen for electronic devices, which solves the above-mentioned drawbacks of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a dust screen for electronic equipment, includes equipment housing, the last recess that is provided with of equipment housing, be provided with the louvre on the diapire of recess, be provided with dustproof protection device on the equipment housing, dustproof protection device is in including the shutoff the solid fixed ring in bottom of louvre drill way position department, it has the clamp ring to articulate through the hinge on the solid fixed ring in bottom, the solid fixed ring in bottom with all be provided with the mesh pad net on the inner wall of clamp ring, two be provided with the dust screen between the mesh pad net.

Preferably, the bottom fixing ring is fixedly mounted on the bottom wall of the groove through a plurality of fastening screws, so that the bottom fixing ring is conveniently fixedly mounted and dismounted.

Preferably, be provided with the card hole that is linked together with the external world in the clamp ring, the solid fixed ring of bottom goes up fixed mounting has spacing projection, be provided with the rectangular channel that is linked together with the external world on the top cylinder of spacing projection, fixed mounting has the spacing fixture block of controlling two mutual symmetries on the cell wall of rectangular channel, spacing projection with spacing fixture block all passes the card hole, the bottom surface of spacing fixture block supports on the upper surface of clamp ring, be convenient for fix the clamp ring is spacing on the solid fixed ring of bottom, simultaneously because the joint cooperation between spacing fixture block and the card hole, conveniently open the clamp ring, take out the dust screen and clear up it or change the operation.

Preferably, the mesh mat net is of a porous net structure, so that air can normally circulate along through holes in the mesh mat net.

Preferably, the size of the dust screen is matched with the size of the through hole in the bottom fixing ring, the outer diameter of the dust screen is larger than the aperture of the heat dissipation hole, the dust screen can be stably installed in the bottom fixing ring, and meanwhile the dust screen can be comprehensively covered on the heat dissipation hole.

Preferably, the bottom of the bottom fixing ring is further provided with a heat dissipation device, the heat dissipation device comprises a micro motor arranged below the bottom fixing ring, the micro motor is fixedly connected with the bottom fixing ring through a plurality of fixing frames, a fan is fixedly mounted on an output shaft of the micro motor, the micro motor is convenient to work, the fan is driven to rotate, and heat dissipation operation is carried out.

Compared with the prior art, the utility model has the beneficial effects that:

according to the dustproof device, the dustproof operation can be carried out by using the dustproof net through the dustproof protection device, the dustproof net is protected through the mesh pad nets, so that the dustproof net is not easy to damage, finally, the dustproof net is tightly pressed between the two mesh pad nets, the limiting clamping blocks are matched with the clamping holes in a clamping mode, the clamping ring is conveniently opened, the dustproof net is taken out to be replaced or cleaned, the dustproof net is convenient to use, the defect that the conventional dustproof net is inconvenient to disassemble when in use is overcome, inconvenience is brought to subsequent replacement of the dustproof net and cleaning of dust on the dustproof net, and the problem that the normal use effect of a user is influenced.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

fig. 2 is an exploded view of the dust-proof protection device in embodiment 1 of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 in example 1 of the present invention;

FIG. 4 is a schematic structural view of example 2 of the present invention;

fig. 5 is a schematic structural diagram of a heat dissipation device in embodiment 2 of the present invention.

The meaning of the individual reference symbols in the figures is: 1. an equipment housing; 10. a groove; 11. heat dissipation holes; 2. a dust-proof protection device; 20. a bottom fixing ring; 21. a compression ring; 22. a mesh pad net; 23. a clamping hole; 24. a dust screen; 25. a limiting convex column; 26. a rectangular groove; 27. a limiting clamping block; 3. a heat sink; 30. a micro motor; 31. a fixed mount; 32. a fan.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope 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.

Example 1

Referring to fig. 1 to fig. 3, the present embodiment provides a technical solution: a dust screen for electronic equipment comprises an equipment shell 1, wherein a groove 10 is formed in the equipment shell 1, heat dissipation holes 11 are formed in the bottom wall of the groove 10, a dust protection device 2 is arranged on the equipment shell 1, the dust protection device 2 comprises a bottom fixing ring 20 which is plugged at the hole opening positions of the heat dissipation holes 11, the bottom fixing ring 20 is fixedly installed on the bottom wall of the groove 10 through a plurality of fastening screws, and the bottom fixing ring 20 is convenient to fixedly install and detach;

specifically, the bottom fixing ring 20 is hinged with the compression ring 21 through a hinge, the mesh pad nets 22 are integrally formed on the inner walls of the bottom fixing ring 20 and the compression ring 21, the mesh pad nets 22 are of a porous net structure, so that air can normally circulate along through holes in the mesh pad nets 22, the dust screen 24 is arranged between the two mesh pad nets 22, and the dust screen 24 can play a role in dust protection; in addition, mesh rim 22 adopts the steel wire material to make, does benefit to the hardness that improves mesh rim 22, makes mesh rim 22 not fragile, in addition, utilizes mesh rim 22 to protect dust screen 24 inside, can prevent that dust screen 24 from directly colliding with external object and damaging.

In the embodiment, a clamp hole 23 communicated with the outside is formed in the compression ring 21, a limiting convex column 25 is integrally formed on the bottom fixing ring 20, a rectangular groove 26 communicated with the outside is formed in a top cylinder of the limiting convex column 25, a left limiting fixture block 27 and a right limiting fixture block 27 which are symmetrical to each other are fixedly mounted on a groove wall of the rectangular groove 26, the limiting fixture blocks 27 are integrally formed on the limiting convex column 25, the limiting fixture blocks 27 are made of rubber materials, so that certain elasticity of the limiting fixture blocks 27 is ensured, and the limiting fixture blocks 27 can deform to a certain extent when the limiting fixture blocks 27 are extruded; spacing projection 25 and spacing fixture block 27 all pass card hole 23, and the bottom surface of spacing fixture block 27 supports on the upper surface of clamp ring 21, are convenient for fix clamp ring 21 spacing on the solid fixed ring 20 in bottom, simultaneously because the cooperation of joint between spacing fixture block 27 and the card hole 23, conveniently open clamp ring 21, take out dust screen 24 and clear up it or change the operation.

Further, the size of the dust screen 24 and the size of the through hole in the bottom fixing ring 20 are matched, the outer diameter of the dust screen 24 is larger than the aperture of the heat dissipation hole 11, the dust screen 24 can be stably installed in the bottom fixing ring 20, meanwhile, the dust screen 24 can be comprehensively covered on the heat dissipation hole 11, and the heat dissipation hole 11 is protected from dust.

In the specific use process of the embodiment, the bottom fixing ring 20 is fixedly mounted on the bottom wall of the groove 10 by using fastening screws, the heat dissipation holes 11 are ensured to be positioned at the bottom center position of the bottom fixing ring 20, then the dust screen 24 is placed between the two mesh backing nets 22, then the compression ring 21 is closed, then the limiting fixture block 27 is extruded towards the inside of the rectangular groove 26, the limiting fixture block 27 is ensured to normally pass through the fixture holes 23 and abut against the upper surface of the compression ring 21, and the dust screen 24 is fixedly mounted;

when dismantling, towards the inside spacing fixture block 27 of extrusion of rectangular channel 26, guarantee that spacing fixture block 27 can normally pass card hole 23 and break away from in calorie hole 23, open clamp ring 21 again, take out dust screen 24 and clear up or change facilitate the use.

Example 2

Referring to fig. 4-5, the difference between the present embodiment and embodiment 1 is: the heat dissipation device 3 is further arranged at the bottom of the bottom fixing ring 20, the heat dissipation device 3 comprises a micro motor 30 arranged below the bottom fixing ring 20, the micro motor 30 is fixedly connected with the bottom fixing ring 20 through a plurality of fixing frames 31, the fixing frames 31 are tightly welded on a shell of the micro motor 30, and the fixing frames 31 are fixedly arranged on the bottom surface of the bottom fixing ring 20 through a plurality of fastening screws, so that the micro motor 30 is conveniently and fixedly arranged; the output shaft of the micro motor 30 is fixedly provided with a fan 32, so that the micro motor 30 can work conveniently to drive the fan 32 to rotate for heat dissipation operation.

It should be noted that the micro motor 30 in the present embodiment is a conventional technology, and is not described herein again.

In the specific use process of the embodiment, the micro motor 30 is connected with an external power supply and works, the micro motor 30 works, the output shaft on the micro motor rotates to drive the fan 32 to rotate, the heat dissipation operation can be performed, and the use is convenient.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A dust screen for an electronic device, comprising a device housing (1), characterized in that: be provided with recess (10) on equipment shell (1), be provided with louvre (11) on the diapire of recess (10), be provided with dustproof protection device (2) on equipment shell (1), dustproof protection device (2) are in including the shutoff solid fixed ring (20) in bottom of louvre (11) drill way position department, it has clamp ring (21) to articulate through the hinge on the solid fixed ring (20) in bottom, the solid fixed ring in bottom (20) with all be provided with mesh rim mat net (22) on the inner wall of clamp ring (21), two be provided with dust screen (24) between mesh rim mat net (22).

2. The dust screen for electronic equipment according to claim 1, characterized in that: the bottom fixing ring (20) is fixedly mounted on the bottom wall of the groove (10) through a plurality of fastening screws.

3. The dust screen for electronic equipment according to claim 1, characterized in that: the clamp is characterized in that a clamp hole (23) communicated with the outside is formed in the compression ring (21), a limiting convex column (25) is fixedly mounted on the bottom fixing ring (20), a rectangular groove (26) communicated with the outside is formed in a top cylinder of the limiting convex column (25), two limiting clamping blocks (27) which are symmetrical to each other in the left and right directions are fixedly mounted on the groove wall of the rectangular groove (26), the limiting convex column (25) and the limiting clamping blocks (27) penetrate through the clamp hole (23), and the bottom surface of each limiting clamping block (27) is abutted to the upper surface of the compression ring (21).

4. The dust screen for electronic equipment according to claim 1, characterized in that: the mesh pad net (22) is a porous net structure.

5. The dust screen for electronic equipment according to claim 1, characterized in that: the size of the dust screen (24) is matched with the size of a through hole in the bottom fixing ring (20), and the outer diameter of the dust screen (24) is larger than the aperture of the heat dissipation hole (11).

6. The dust screen for electronic equipment according to claim 5, characterized in that: the bottom of the bottom fixing ring (20) is further provided with a heat dissipation device (3), the heat dissipation device (3) comprises a micro motor (30) arranged below the bottom fixing ring (20), the micro motor (30) is fixedly connected with the bottom fixing ring (20) through a plurality of fixing frames (31), and a fan (32) is fixedly mounted on an output shaft of the micro motor (30).

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