CN209990672U

CN209990672U - Computer exhaust fan

Info

Publication number: CN209990672U
Application number: CN201920749842.5U
Authority: CN
Inventors: 黄富生
Original assignee: Dongguan Jin Bo Network Technology Co Ltd
Current assignee: Dongguan Jin Bo Network Technology Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-01-24
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a computer exhaust fan, which comprises a box body, a fan, a damping device, an air inlet, a motor, an air outlet and a controller, wherein the bottom of the box body is fixedly connected with the damping device, the damping device comprises a bottom plate, a top plate, a first cylinder, a second cylinder, a support rod, a first spring group, a second spring group, a first push plate, a second push plate, a first box body and a second box body, the two sides of the box body are respectively provided with the air inlet, the lower end of the left side of the box body is fixedly provided with a machine box, the bottom of the machine box is fixedly provided with the motor, an output shaft of the motor is fixedly connected with a screw rod, the screw rod penetrates through the left side of the box body and extends to the inner cavity of the box body, the surface of the screw rod is sleeved with a threaded sleeve, the top of the threaded sleeve is fixedly connected with, an air outlet is arranged on the cover plate, and a protective net is arranged in the air outlet.

Description

Computer exhaust fan

Technical Field

The utility model relates to a computer exhaust fan technical field, concretely relates to computer exhaust fan.

Background

As the manufacturing technology of notebook computers becomes more and more exquisite, the quality and the application convenience thereof are also improved. In addition, compared with desktop computers, notebook computers are more portable, and are more popular among business workers, students and other people. However, in hot summer, the notebook computer has a defect of poor heat dissipation performance, so people usually purchase the notebook computer with an exhaust fan to achieve the purpose of reducing the working temperature of the notebook computer. Generally, an exhaust fan comprises a base for supporting a notebook computer and a heat dissipation fan installed in the base, and the existing fan is generally fixed in installation position and cannot move left and right to dissipate heat and cool the computer.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the computer exhaust fan is provided for solving the problems that the existing computer exhaust fan cannot move left and right in the using process to dissipate heat and cool a computer and a damping device is not arranged to reduce vibration generated when the fan works and the like.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a computer exhaust fan, which comprises a box body, a fan, a damping device, an air inlet, a case, a motor, a bearing, a screw rod, a thread bush, an air outlet and a controller, wherein the bottom of the box body is fixedly connected with the damping device, the damping device comprises a bottom plate, a top plate, a first cylinder body, a second cylinder body, a support rod, a first spring group, a second spring group, a first push plate, a second push plate, a first box body and a second box body, the bottom plate and the top plate are arranged into cuboid structures with the same size, the upper surface of the bottom plate is provided with the first cylinder body, the first cylinder body is arranged into four cylinder bodies which are respectively and symmetrically arranged at four corners of the upper surface of the bottom plate, the lower surface of the top plate is provided with the second cylinder body, the second cylinder bodies are arranged into four cylinder bodies which are respectively and symmetrically arranged at four corners of, the box body II is of a cuboid structure, a spring group I and a push plate II are arranged in the box body II, the spring group I is arranged at the bottom of the push plate II, a box body I is arranged on the lower surface of the top plate, a push plate I is arranged in the box body I, a support rod is riveted between the push plate I and the push plate II and penetrates through the box body I and the box body II respectively, the spring group II is further wound on the part of the support rod positioned between the box body I and the box body II, air inlets are formed in two sides of the box body respectively, a dust screen I is installed in each air inlet, a box case is fixedly installed at the lower end of the left side of the box body, a motor is fixedly installed at the bottom in the box body, a screw rod is fixedly connected with an output shaft of the motor and penetrates through the left side of the box body and extends to an inner, the top fixedly connected with fan of thread bush, the spout has been seted up to the bottom of box body inner chamber, the inner chamber sliding connection of spout has the slider, one side and the thread bush fixed connection of spout inner chamber are kept away from to the slider, the top swing joint of box body has the apron, be provided with the air outlet on the apron, install the protection network in the air outlet, the inside upper end of box body can be dismantled and be connected with dust screen two, and the dust screen two is located the top of fan, the right side lower extreme fixed mounting of box body has the controller, the controller respectively with motor and fan electric connection.

Furthermore, the interiors of the first column body and the second column body are hollow, and the hollow size of the interiors of the first column body and the second column body is the same as that of the telescopic rod.

Furthermore, the first spring group is provided with two groups of four springs which are respectively and symmetrically arranged at the bottom of the second push plate.

Furthermore, the supporting rods are arranged into three pairs of six supporting rods and are vertically and symmetrically arranged between the first push plate and the second push plate.

Furthermore, a rubber layer I is further arranged at the contact position of the top of the box body I and the top plate.

Furthermore, a rubber layer II is further arranged on the upper surface of the first push plate.

Furthermore, the inner wall of the case is provided with a sound absorption plate layer.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) because the motor is a forward and reverse rotation motor, the motor and the fan are started by the controller, the output shaft of the motor drives the screw to rotate forward and reverse, and the threaded sleeve drives the fan to move left and right to blow air while the screw rotates forward and reverse, so that heat of the computer is dissipated.

2) Because motor and fan during operation can produce vibrations, vibrations transmit damping device, set up rubber layer one in box one, rubber layer two, the winding spring assembly two around the bracing piece and install under the spring assembly common effect of box two bottoms, the effectual influence that vibrations brought to it that has reduced is provided with on the inner wall of machine case and inhales the sound sheet layer, the noise that can effectual reduction motor during operation produced.

Drawings

FIG. 1 is a schematic view of a ventilating fan according to the present invention;

FIG. 2 is a schematic structural view of the shock absorbing device of the present invention;

fig. 3 is a schematic structural view of the sound absorbing sheet layer of the present invention;

in the figure: the device comprises a box body 1, a fan 2, a damping device 3, an air inlet 4, a chassis 5, a motor 6, a bearing 7, a screw rod 8, a threaded sleeve 9, an air outlet 10, a controller 11, a bottom plate 12, a top plate 13, a first column 14, a second column 15, a supporting rod 16, a first spring group 17, a second spring group 18, a first push plate 19, a second push plate 20, a first box 21, a second box 22, a telescopic rod 23, a first dustproof net 24, a sliding groove 25, a sliding block 26, a cover plate 27, a protective net 28, a second dustproof net 29, a first rubber layer 30, a second rubber layer 31 and a sound absorption plate layer 32.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, a computer exhaust fan comprises a box body 1, a fan 2, a damping device 3, an air inlet 4, a case 5, a motor 6, a bearing 7, a screw 8, a thread bushing 9, an air outlet 10 and a controller 11, wherein the damping device 3 is fixedly connected to the bottom of the box body 1, the damping device 3 comprises a bottom plate 12, a top plate 13, a first cylinder 14, a second cylinder 15, a supporting rod 16, a first spring group 17, a second spring group 18, a first push plate 19, a second push plate 20, a first box 21 and a second box 22, the bottom plate 12 and the top plate 13 are arranged in a cuboid structure with the same size, the first cylinder 14 is arranged on the upper surface of the bottom plate 12, the first cylinder 14 is arranged in four positions and symmetrically arranged at four corners of the upper surface of the bottom plate 12 respectively, the second cylinder 15 is arranged on the lower surface of the top plate 13, the second cylinder 15 is arranged in four positions and, a telescopic rod 23 is arranged between the first column 14 and the second column 15, a second box 22 is arranged in the middle of the upper surface of the bottom plate 12, the second box 22 is of a cuboid structure, a first spring group 17 and a second push plate 20 are arranged inside the second box 22, the first spring group 17 is arranged at the bottom of the second push plate 20, a first box 21 is arranged on the lower surface of the top plate 13, a first push plate 19 is arranged inside the first box 21, a supporting rod 16 is riveted between the first push plate 19 and the second push plate 20, the supporting rod 16 respectively penetrates through the first box 21 and the second box 22, a second spring group 18 is further wound on the part of the supporting rod 16 positioned between the first box 21 and the second box 22, air inlets 4 are formed in both sides of the box 1, a first dust screen 24 is installed in the air inlets 4, a case 5 is fixedly installed at the lower end of the left side of the box 1, and a, the output shaft of the motor 6 is fixedly connected with a screw 8, the screw 8 penetrates through the left side of the box body 1 and extends to the inner cavity of the box body 1 and is movably connected with the inner wall of the box body 1 through a bearing 7, a threaded sleeve 9 is sleeved on the surface of the screw 8, a fan 2 is fixedly connected with the top of the threaded sleeve 9, a sliding groove 25 is formed in the bottom of the inner cavity of the box body 1, a sliding block 26 is slidably connected with the inner cavity of the sliding groove 25, one side, away from the inner cavity of the sliding groove 25, of the sliding block 26 is fixedly connected with the threaded sleeve 9, a cover plate 27 is movably connected with the top of the box body 1, an air outlet 10 is formed in the cover plate 27, a protective net 28 is installed in the air outlet 10, a second dustproof net 29 is detachably connected with the upper end in the box body 1, the, the controller 11 is electrically connected with the motor 6 and the fan 2 respectively.

Further, the interiors of the first column body 14 and the second column body 15 are hollow, and the hollow size of the first column body and the hollow size of the second column body are the same as that of the telescopic rod 23.

Furthermore, the first spring groups 17 are two groups of four and are respectively and symmetrically arranged at the bottom of the second push plate 20.

Further, the support rods 16 are arranged into three pairs of six and vertically and symmetrically arranged between the first push plate 19 and the second push plate 20.

Further, a rubber layer I30 is arranged at the contact position of the top of the box body I21 and the top plate 13.

Further, the upper surface of the first push plate 19 is also provided with a second rubber layer 31.

Further, a sound absorption plate layer 32 is arranged on the inner wall of the case 5; the noise generated when the motor 6 works can be effectively reduced.

The working principle is as follows: during the use, because motor 6 is the motor that just reverses, utilize controller 11 to start motor 6 and fan 2, the output shaft of motor 6 drives 8 positive and negative rotations of screw rod, threaded sleeve 9 drives 2 side-to-side movement of fan and blows when 8 positive and negative rotations of screw rod, thereby dispel the heat to the computer, because motor 6 and fan 2 during operation can produce vibrations, vibrations transmit damping device 3, rubber layer one 30 of setting in box 21, rubber layer two 31, spring assembly two 18 of winding around bracing piece 16 and install under the spring assembly one 17 combined action in box two 22 bottoms, the effectual influence that brings to it that has reduced vibrations, be provided with on the inner wall of machine case 5 and inhale sound sheet layer 32, the noise that can effectual reduction motor 6 during operation produced.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. A computer exhaust fan is characterized by comprising a box body (1), a fan (2), a damping device (3), an air inlet (4), a case (5), a motor (6), a bearing (7), a screw rod (8), a threaded sleeve (9), an air outlet (10) and a controller (11), wherein the damping device (3) is fixedly connected to the bottom of the box body (1), the damping device (3) comprises a bottom plate (12), a top plate (13), a first cylinder (14), a second cylinder (15), a supporting rod (16), a first spring group (17), a second spring group (18), a first push plate (19), a second push plate (20), a first box body (21) and a second box body (22), the bottom plate (12) and the top plate (13) are arranged into cuboid structures with the same size, the first cylinder (14) is arranged on the upper surface of the bottom plate (12), the first cylinders (14) are arranged into four parts and are symmetrically arranged at four corners of the upper surface of the bottom plate (12) respectively, the lower surface of the top plate (13) is provided with a second cylinder (15), the second cylinder (15) is arranged into four and symmetrically arranged at four corners of the lower surface of the top plate (13) respectively, a telescopic rod (23) is arranged between the first cylinder (14) and the second cylinder (15), a second box body (22) is arranged in the middle of the upper surface of the bottom plate (12), the second box body (22) is arranged into a cuboid structure, a first spring group (17) and a second push plate (20) are arranged inside the second box body (22), the first spring group (17) is arranged at the bottom of the second push plate (20), the first box body (21) is arranged on the lower surface of the top plate (13), a first push plate (19) is arranged inside the first box body (21), a support rod (16) is riveted between the first push plate (19) and the second push plate (20), and the support rod (16) passes through the first box body (21) and, the supporting rod (16) is positioned between the first box body (21) and the second box body (22) and is further wound with a second spring group (18), air inlets (4) are formed in two sides of the box body (1), a first dust screen (24) is installed in the air inlets (4), a case (5) is fixedly installed at the lower end of the left side of the box body (1), a motor (6) is fixedly installed at the bottom in the case (5), a screw rod (8) is fixedly connected with an output shaft of the motor (6), the screw rod (8) penetrates through the left side of the box body (1) and extends to the inner cavity of the box body (1), and is movably connected with the inner wall of the box body (1) through a bearing (7), a threaded sleeve (9) is sleeved on the surface of the screw rod (8), a fan (2) is fixedly connected with the top of the threaded sleeve (9), a sliding groove (25) is, the inner chamber sliding connection of spout (25) has slider (26), one side and thread bush (9) fixed connection of spout (25) inner chamber are kept away from in slider (26), the top swing joint of box body (1) has apron (27), be provided with air outlet (10) on apron (27), install protection network (28) in air outlet (10), the inside upper end of box body (1) can be dismantled and be connected with two (29) of dust screen, and two (29) of dust screen are located the top of fan (2), the right side lower extreme fixed mounting of box body (1) has controller (11), controller (11) respectively with motor (6) and fan (2) electric connection.

2. A computer fan according to claim 1, characterized in that the first (14) and second (15) cylinders are hollow inside and have the same dimensions as the telescopic rods (23).

3. A computer exhaust fan in accordance with claim 1 wherein the first spring set (17) is arranged in two sets of four and symmetrically arranged at the bottom of the second push plate (20).

4. A computer exhaust fan according to claim 1, characterized in that the support rods (16) are arranged in three pairs of six and vertically symmetrically arranged between the first (19) and the second (20) push plates.

5. A computer exhaust fan according to claim 1, characterized in that the contact position of the top of the first box body (21) and the top plate (13) is further provided with a first rubber layer (30).

6. A computer exhaust fan in accordance with claim 1 wherein the upper surface of the push plate one (19) is further provided with a rubber layer two (31).

7. A computer exhaust fan according to claim 1, characterized in that the inner wall of the cabinet (5) is provided with a sound absorbing sheet layer (32).