CN218516307U

CN218516307U - Rear plate dust screen structure

Info

Publication number: CN218516307U
Application number: CN202222402278.4U
Authority: CN
Inventors: 邢志峰
Original assignee: Shandong Huimin Yuequnhua Rope And Mesh Products Co ltd
Current assignee: Shandong Huimin Yuequnhua Rope And Mesh Products Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-02-24
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a back plate dust screen structure relates to dust screen technical field, including dust screen device main part, dust screen device main part is including the fixed plate, the inner wall swing joint of fixed plate has rotary device, one side of fixed plate is provided with fixing device. The utility model discloses an adopt the fixing base, the set casing, the elasticity post, the elasticity ring, the extrusion piece, cooperation between flexible post and the fixed slot, through the inside with the set casing insert the fixed slot, utilize the extrusion of elasticity post and elasticity ring, extrude fixedly through the extrusion piece to the inside of fixed slot, inside one side of fixed slot is removed to the set casing, through extruding flexible post, extrude elasticity ring and elasticity post through flexible post, cushion when removing the set casing, support to the both sides extrusion of set casing through the extrusion piece, fix fixing base and fixed plate, it is clean to convenient dismantlement to the fixed plate.

Description

Rear plate dust screen structure

Technical Field

The utility model relates to a dust screen technical field, concretely relates to back plate dust screen structure.

Background

In order to prolong the service life of a whole machine, particularly a radiating fan, and reduce product quality complaints of semiconductor products in the market, a dustproof net is usually arranged outside an air inlet of the radiating fan on a rear plate, dust in air is filtered through the dustproof net, dust entering radiating fan blades and a fan bearing is reduced, and the dustproof net and the rear plate are usually assembled in a screw or buckle mode. The following problems exist in the prior art:

1. the existing device is provided with the vent holes on the layout, and when the internal blowing equipment stops operating, external dust enters the device through air and is difficult to clean;

2. the installation mode through the screw fixation is inefficient, and the screw rust is difficult to take off after a long time, influences the use of device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a back plate dust screen structure to solve the problem that exists among the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a backplate dust screen structure, includes dust screen device main part, dust screen device main part is including the fixed plate, the inner wall swing joint of fixed plate has rotary device, one side of fixed plate is provided with fixing device, rotary device is including the wind-guiding shell, the outer wall of wind-guiding shell and the inner wall swing joint of fixed plate, one side of wind-guiding shell is provided with rotating device, fixing device is including the fixing base, one side fixedly connected with set casing of fixing base, the inside of set casing is provided with elastic column, extrusion piece.

The utility model discloses technical scheme's further improvement lies in: one side of the air guide shell is fixedly connected with one side of the rotating device, the other side of the rotating device is fixedly connected with the inner wall of the fixed plate, one side of the air guide shell is provided with an air inlet, and the other side of the air guide shell is provided with an air outlet.

The utility model discloses technical scheme's further improvement lies in: rotating device is including the retainer plate, the inner wall fixedly connected with fixed column of retainer plate, the outer wall swing joint of fixed column has the rotation post, the one end of rotating the post and one side fixed connection of wind-guiding shell.

The utility model discloses technical scheme's further improvement lies in: the wind guide shell structure is characterized in that a first rotating rod is fixedly connected to one side of the outer wall of the rotating column, a balancing weight is fixedly connected to one end of the first rotating rod, a first blocking rod is fixedly connected to the top of the inner wall of the fixing ring, a second blocking rod is fixedly connected to the bottom of the inner wall of the fixing ring, a second rotating rod is fixedly connected to one side of the outer wall of the rotating column, an elastic rod is fixedly connected to one end of the second rotating rod, and the other end of the elastic rod is fixedly connected with the inner wall of the wind guide shell.

The utility model discloses technical scheme's further improvement lies in: one end of the fixing seat is fixedly connected with the outer wall of the fixing plate, the inner wall of the fixing shell is fixedly connected with one end of the elastic column, and the other end of the elastic column is fixedly connected with the extrusion block.

The utility model discloses technical scheme's further improvement lies in: the extrusion die is characterized in that an elastic ring is fixedly connected to the bottom of one side of the extrusion block, the other end of the elastic ring is fixedly connected with one end of the telescopic column, the outer wall of the telescopic column is movably connected with the inner wall of one end of the fixed shell, and the outer wall of the fixed shell is movably connected with a fixed groove.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a backplate dust screen structure, adopt the wind-guiding shell, the air outlet, the air intake, rotating device, the retainer plate, the fixed column, the rotation post, shelves pole one, shelves pole two, dwang one, the cooperation between balancing weight and the shelves pole two, when the inboard heat dissipation fan of fixed plate dispels the heat, blow off inside air, because atmospheric pressure gets into the inside of wind-guiding shell with the air through the air intake of wind-guiding shell one side, because of pressure, make the wind-guiding shell utilize the rotation post to pass through the fixed column and rotate at the inside of retainer plate, make rotation post pulling dwang one and balancing weight rotate, make the air pass through inside the air outlet access arrangement, after heat abstractor stops the function, utilize the gravity of balancing weight and the elasticity of elastic rod, drive rotation post counter-clockwise turning, it rotates to drive the wind-guiding shell, close the ventilation hole of fixed plate through the wind-guiding shell, prevent the inside of dust access arrangement, influence the subsequent use of device.

2. The utility model provides a back plate dust screen structure, adopt the fixing base, the set casing, the elasticity post, the elasticity ring, the extrusion piece, cooperation between flexible post and the fixed slot, through the inside with the set casing insert the fixed slot, utilize the extrusion of elasticity post and elasticity ring, extrude fixedly through the extrusion piece to the inside of fixed slot, move inside one side of fixed slot when the set casing, through the flexible post of extrusion, extrude elasticity ring and elasticity post through flexible post, cushion when moving the set casing, support to the both sides extrusion of set casing through the extrusion piece, fix fixing base and fixed plate, it is clean to dismantle the fixed plate conveniently, the practicality of improving device.

Drawings

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

fig. 2 is a schematic cross-sectional view of the structure rotating device of the present invention;

fig. 3 is a schematic cross-sectional view of the structure rotating device of the present invention;

fig. 4 is a schematic cross-sectional view of the structure fixing device of the present invention.

In the figure: 1. a dust screen device main body; 2. a rotating device; 3. a fixing device; 4. a fixing plate; 21. a wind guide shell; 22. an air outlet; 23. an air inlet; 24. a rotating device; 241. a stationary ring; 242. fixing the column; 243. rotating the column; 244. a first gear lever; 245. a second gear lever; 246. rotating the first rod; 247. a counterweight block; 248. rotating the second rod; 249. an elastic rod; 31. a fixed seat; 32. a stationary housing; 33. an elastic column; 34. an elastic ring; 35. extruding the block; 36. a telescopic column; 37. and fixing the grooves.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1-4, the utility model provides a backplate dust screen structure, including dust screen device main part 1, dust screen device main part 1 is including fixed plate 4, the inner wall swing joint of fixed plate 4 has rotary device 2, one side of fixed plate 4 is provided with fixing device 3, rotary device 2 is including wind-guiding shell 21, the outer wall of wind-guiding shell 21 and the inner wall swing joint of fixed plate 4, one side of wind-guiding shell 21 is provided with rotating device 24, fixing device 3 is including fixing base 31, one side fixedly connected with set casing 32 of fixing base 31, the inside of set casing 32 is provided with elastic column 33, extrusion block 35, one side of wind-guiding shell 21 and one side fixed connection of rotating device 24, the opposite side of rotating device 24 and the inner wall fixed connection of fixed plate 4, air intake 23 has been seted up to one side of wind-guiding shell 21, air outlet 22 has been seted up to the opposite side of wind-guiding shell 21, when the inboard heat dissipation fan of fixed plate 4 dispels the heat, blow off the inside air, because big air gets into the inside of wind-guiding shell 21 through air intake 23 of wind-guiding shell 21, after heat abstractor stop the function, utilize elastic column 249 and elastic rod, the follow-up air pressure of elastic column comes to drive the rotary wind-guiding shell 21 to drive the internal dust, the rotary air pressure of air-proof shell 21 and use the dust-proof device to drive the internal rotation, prevent dust-proof shell from getting into the internal rotation of rotating device from the rotary device from getting into the internal portion, the rotary device from getting into the rotary device.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the rotating device 24 includes a fixed ring 241, a fixed column 242 is fixedly connected to an inner wall of the fixed ring 241, a rotating column 243 is movably connected to an outer wall of the fixed column 242, one end of the rotating column 243 is fixedly connected to one side of the air guide shell 21, a rotating rod 246 is fixedly connected to one side of an outer wall of the rotating column 243, a balancing weight 247 is fixedly connected to one end of the rotating rod 246, a first stopper 244 is fixedly connected to an inner wall top of the fixed ring 241, a second stopper 245 is fixedly connected to an inner wall bottom of the fixed ring 241, a second rotating rod 248 is fixedly connected to one side of an outer wall of the rotating column 243, an elastic rod 249 is fixedly connected to one end of the second rotating rod 248, the other end of the elastic rod 249 is fixedly connected to an inner wall of the air guide shell 21, and under pressure, the air guide shell 21 is rotated inside the fixed ring 241 through the fixed column 243, so that the rotating column pulls the first rotating rod 246 and the balancing weight 247 to rotate, and air enters the device through the air outlet 22.

Example 3

As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: preferably, one end of the fixing seat 31 is fixedly connected with an outer wall of the fixing plate 4, an inner wall of the fixing shell 32 is fixedly connected with one end of the elastic column 33, another end of the elastic column 33 is fixedly connected with an extrusion block 35, one side bottom of the extrusion block 35 is fixedly connected with the elastic ring 34, another end of the elastic ring 34 is fixedly connected with one end of the telescopic column 36, an outer wall of the telescopic column 36 is movably connected with one end inner wall of the fixing shell 32, an outer wall of the fixing shell 32 is movably connected with the fixing groove 37, the fixing shell 32 is inserted into the fixing groove 37, the elastic column 33 and the elastic ring 34 are extruded by the extrusion block 35, the inside of the fixing groove 37 is extruded and fixed through the extrusion block 35, when the fixing shell 32 moves to one side of the fixing groove 37, the telescopic column 36 is extruded, the elastic ring 34 and the elastic column 33 are extruded through the telescopic column 36, the fixing shell 32 is buffered when moving, the fixing shell 32 is extruded and supported to two sides of the fixing shell 32 through the extrusion block 35, the fixing seat 31 and the fixing plate 4 are fixed, the fixing plate 4 is convenient to disassemble and clean the fixing plate 4, and the practicability of the device is improved.

The working principle of the dust screen structure of the back plate will be described in detail below.

As shown in fig. 1 to 4, when the heat dissipation fan inside the fixing plate 4 dissipates heat, the air inside the fixing plate is blown out, the air enters the inside of the air guiding housing 21 through the air inlet 23 on one side of the air guiding housing 21 due to the atmospheric pressure, the air guiding housing 21 rotates inside the fixing ring 241 through the fixing column 242 by using the rotating column 243, the rotating column 243 pulls the rotating rod 246 and the balancing weight 247 to rotate, the air enters the inside of the device through the air outlet 22, after the heat dissipation device stops operating, the rotating column 243 is driven to rotate counterclockwise by using the gravity of the balancing weight 247 and the elastic force of the elastic rod 249, the air guiding housing 21 is driven to rotate, the ventilation hole of the fixing plate 4 is closed by the air guiding housing 21, the dust is prevented from entering the inside of the device, the fixing housing 32 is inserted into the inside of the fixing groove 37 by using the elastic column 33 and the elastic ring 34 to extrude and fix the inside of the fixing groove 37 by the extruding block 35, when the fixing housing 32 moves inside of the fixing groove 37, the fixing housing 32 is extruded and the fixing housing 32 is moved to the fixing groove 32, thereby facilitating the detachment of the fixing plate 4 and the fixing device.

The present invention has been described in general terms, but it will be apparent to those skilled in the art that modifications and improvements can be made based on the present invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. The utility model provides a back plate dust screen structure, includes dust screen device main part (1), dust screen device main part (1) is including fixed plate (4), its characterized in that: the inner wall of the fixed plate (4) is movably connected with a rotating device (2), and one side of the fixed plate (4) is provided with a fixing device (3);

the rotating device (2) comprises an air guide shell (21), the outer wall of the air guide shell (21) is movably connected with the inner wall of the fixed plate (4), and a rotating device (24) is arranged on one side of the air guide shell (21);

fixing device (3) are including fixing base (31), one side fixedly connected with set casing (32) of fixing base (31), the inside of set casing (32) is provided with elasticity post (33), extrusion piece (35).

2. The backplate dust screen structure of claim 1, wherein: one side of the air guide shell (21) is fixedly connected with one side of a rotating device (24), the other side of the rotating device (24) is fixedly connected with the inner wall of the fixed plate (4), one side of the air guide shell (21) is provided with an air inlet (23), and the other side of the air guide shell (21) is provided with an air outlet (22).

3. The backplate dust screen structure of claim 2, wherein: the rotating device (24) comprises a fixing ring (241), a fixing column (242) is fixedly connected to the inner wall of the fixing ring (241), a rotating column (243) is movably connected to the outer wall of the fixing column (242), and one end of the rotating column (243) is fixedly connected with one side of the air guide shell (21).

4. The backplate dust screen structure of claim 3, wherein: rotate outer wall one side fixedly connected with dwang (246) of post (243), the one end fixedly connected with balancing weight (247) of dwang (246), the inner wall top fixedly connected with shelves pole one (244) of retainer plate (241), the inner wall bottom fixedly connected with shelves pole two (245) of retainer plate (241), the outer wall one side fixedly connected with dwang two (248) of post (243) rotates, the one end fixedly connected with elastic rod (249) of dwang two (248), the other end of elastic rod (249) and the inner wall fixed connection of wind-guiding shell (21).

5. The backplate dust screen structure of claim 1, wherein: the one end of fixing base (31) and the outer wall fixed connection of fixed plate (4), the inner wall of set casing (32) and the one end fixed connection of elasticity post (33), the other end fixedly connected with extrusion piece (35) of elasticity post (33).

6. The backplate dust screen structure of claim 5, wherein: one side bottom fixedly connected with elasticity ring (34) of extrusion piece (35), the other end of elasticity ring (34) and the one end fixed connection of flexible post (36), the outer wall of flexible post (36) and the one end inner wall swing joint of set casing (32), the outer wall swing joint of set casing (32) has fixed slot (37).