CN109548338B - Computer host computer protection device that prevents dust - Google Patents

Abstract

The invention discloses a computer host dust protection device, which belongs to the field of computer equipment. However, due to the long-term exposure of the existing computer host to the indoor environment, not only is it easy to fall ash, which affects the service life of the host, but also cannot automatically clean up the falling ash and other problems. The present invention is provided with an adjustment device and a transmission device. In the process of the door, the transmission device drives the adjustment device to move, and the adjustment device drives the adjustment baffle to move left and right and move up and down, so as to realize the opening or closing of the box. When the baffle is placed on the top of the box, the reciprocating motor can be turned on, and the reciprocating device can be used to drive the vacuuming device to vacuum the main unit back and forth. Vacuum up and down.

Description

A computer host dust protection device

technical field

The invention relates to the field of computer equipment, in particular to a dust-proof protection device for a computer host.

Background technique

Computer, commonly known as computer, is an electronic computing machine used for high-speed computing. It is a modern intelligent electronic device that can run according to the program and process massive data automatically and at high speed. Computer is one of the most advanced scientific and technological inventions in the 20th century, which has had an extremely important impact on human production and social activities, and has developed rapidly with strong vitality. Its application field has expanded from the initial military scientific research application to various fields of society, and has formed a huge computer industry, driving technological progress on a global scale, and thus triggering profound social changes. Institutions have entered the homes of ordinary people and become an indispensable tool in the information society.

Computer maintenance refers to the maintenance measures for the performance of the computer, which is an important measure to improve the efficiency of computer use and prolong the service life of the computer. Computer maintenance is mainly reflected in two aspects: one is hardware maintenance, and the other is software maintenance. One aspect of computer hardware maintenance is to always pay attention to cleaning the dust inside the machine and wiping the keyboard and the surface of the case, and cover the dust cover when the computer is not in use. In our daily life and working environment, dust in the air is an important factor affecting the service life of computer mainframes, and the existing computer mainframes are not only prone to falling dust due to long-term exposure to the indoor environment, but also affect the service life of the mainframe. And can not automatically clean up the ash.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the problem that the existing computer mainframe is not only easy to fall ash and affects the service life of the mainframe because of being exposed to the indoor environment for a long time, but also cannot automatically clean up the falling ash and other problems. Dust protection device.

In order to achieve the above object, the present invention adopts the following technical solutions:

A dust-proof protection device for a computer host, comprising a supporting bottom plate, a top plate and a box door, and an adjusting device, the four corners of the bottom of the supporting bottom plate are fixedly connected with the upper end of a roller shaft, and a positioning roller is movably installed at the bottom of the roller shaft, and the The middle part of the upper surface of the support base plate is provided with a host placement slot on which a computer host is movably installed; , the top end of the baffle A is fixedly connected to the lower end of the front side of the top plate, the lower end of the rear side of the top plate is fixedly connected to the top end of the baffle B, the bottom end of the baffle B is fixedly connected to the rear end of the upper surface of the supporting bottom plate, and the baffle A support sliding plate is fixedly installed in the middle of the front side of B, the right side of the baffle B is movably connected with the left side of the box door, a transmission device is arranged between the baffle B and the box door, and the right end of the box door is fixedly installed has a handle;

An adjustment baffle is arranged on the lower side of the top plate, a reciprocating device is arranged in the middle of the bottom of the adjustment baffle, a dust suction device is arranged at the bottom of the reciprocating device, and a line connection port is arranged on the wall surface of the adjustment baffle. The right side of the bottom of the baffle is movably connected to the upper surface of the support slide, the left side of the bottom of the adjusting baffle is movably connected to the upper end of the adjustment device, the right side of the adjustment device is movably connected to the left side of the transmission device, and the lower end of the adjustment device is connected to the connecting shaft The middle part of A is fixedly connected, one end of the connecting shaft A is provided with a limiting block A, the other end of the connecting shaft A is fixedly connected to the front side of the fixing block A, and the rear side of the fixing block A is fixedly connected to the lower end of the front side of the baffle B.

Preferably, the upper end of the left side of the box door is fixedly connected to the right side of the bearing B, the left side of the bearing B is fixedly connected to the upper end of the right side of the baffle B, and the axis position of the bottom of the bearing B is rotatably connected to the top end of the rotating shaft A, so The bottom end of the rotating shaft A is rotatably connected to the top axis of the bearing A, the left side of the bearing A is fixedly connected to the lower end of the right side of the baffle B, and the lower end of the right side of the bearing A is fixedly connected to the lower end of the left side of the box door. Use the rotating shaft A to connect the box door with the overall box body. When the computer is not in use, the box door can be closed directly to provide a sealed installation environment for the computer host, which can effectively prevent dust from falling on the host.

Preferably, the left side of the bottom of the adjustment baffle is fixedly connected to the upper end of the fixing block B, the axial center position of the lower side of the fixing block B is fixedly connected to one end of the connecting shaft B, and the other end of the connecting shaft B is internally movable with the upper end of the connecting rod The lower end of the connecting rod is movably connected with the upper end of the adjusting device. By providing the fixing block B, the adjusting baffle can be connected with the adjusting device, and when the computer is in use, the adjusting baffle can be supported above the host without affecting the normal heat dissipation of the computer host.

Preferably, the right side of the bottom of the adjusting baffle is fixedly connected to the upper end of the fixing block C, the lower end of the fixing block C is fixedly connected to one end of the connecting shaft C, and the other end of the connecting shaft C is fixedly connected to the shaft center of the pulley. , the outer surface of the pulley is slidably connected with the upper surface of the support slide. By arranging a fixing block C on the right side of the bottom of the adjusting baffle, and setting a pulley on the lower side of the fixing block C, the sliding connection between the pulley and the supporting slide plate can be used to move and adjust the adjusting baffle.

Preferably, the adjusting device includes an end force spring, the lower end of the end force spring is fixedly connected with the middle part of the connecting shaft A, the upper end of the end force spring is fixedly connected with the middle part of the connecting shaft D, and a limit block B is set at one end of the connecting shaft D, so The other end of the connecting shaft D is fixedly connected with the axial center of the connecting big head, the lower end of the connecting large head is fixedly connected with the upper end of the driven wheel, the axial position of the driven wheel is fixedly connected with one end of the rotating shaft B, and the other end of the rotating shaft B is fixedly connected with the transmission gear Axle position fixed connection. By being provided with an adjusting device, when the computer host needs to be protected from dust when the computer is not in use, the adjusting device can be used to move the adjusting baffle to the rear side of the box, so that the rear side of the computer host can be protected from dust. .

Preferably, the transmission device includes a worm gear, the right side of the worm gear is meshed with the middle part of the left side of the rotating shaft A, the axial position of the worm gear is fixedly connected to one end of the rotating shaft C, and the other end of the rotating shaft C is fixed to the axial center of the driving gear. The driving gear is movably connected with the transmission gear through the transmission chain. There is a transmission device. During the process of closing or opening the box door, the transmission device between the box door and the baffle B starts to run. open and closed.

Preferably, the reciprocating device comprises a reciprocating motor and a transmission rod, the middle part of the reciprocating motor is fixedly connected to one end of the motor shaft, the other end of the motor shaft is fixedly connected to the left end of the transmission rod, and the right end of the transmission rod is fixedly connected to one end of the transmission shaft , the other end of the transmission shaft is fixedly connected to the middle of the connecting plate, the left and right ends of the connecting plate are fixedly connected to the middle of the gear, the upper end of the gear is meshed with the lower end of the fixed rack, and the top of the fixed rack is connected to the bottom surface of the adjusting baffle The middle part is fixedly connected, the lower end of the gear is engaged with the upper end of the movable rack, and the lower end of the movable rack is fixedly connected with the upper end of the dust suction device. By being provided with a reciprocating device, and a dust collecting device is arranged at the bottom of the reciprocating device, the computer host is easy to accumulate dust when used for a long time. Excessive dust will block the electrical components in the computer host and affect the service life of the host. When the adjusting baffle is placed on the top of the box, the reciprocating motor can be turned on, and the reciprocating device can be used to drive the vacuuming device to vacuum the main unit back and forth. Vacuum up and down.

Compared with the prior art, the present invention provides a computer host dust protection device, which has the following beneficial effects:

(1) A dust-proof protection device for a computer host, which is provided with a support base plate, and a positioning roller at the bottom of the support base plate. The positioning roller can drive the entire dust-proof protection device to move, which is convenient for handling and saves manpower. There is a host placement slot, which can be used to place the computer host. The computer host does not need to directly contact the ground, which can play a good role in dust prevention. At the same time, it can also effectively prevent the ground from being wet and damage the computer host. A baffle is set on the front side of the support base plate. A. A heat dissipation screen is set in the middle of the baffle A. The computer needs to be dissipated when it is working. The heat dissipation screen can solve the problem that the host is placed in the box and the heat dissipation effect is poor. Whether the baffle is retracted or put down does not affect the connection of various lines of the computer host, and the present invention has a humanized design, which can not only protect the computer host from dust, but also does not affect the normal operation of the computer host;

(2) A dust-proof protection device for a computer host, which is provided with a box door. The box door and the baffle B are movably connected through a rotating shaft A, and the rotating shaft A can be used to connect the box door and the dust-proof protection device as a whole. When the computer is used, the box door can be closed directly to provide a sealed installation environment for the computer host, which can effectively prevent dust from falling on the host. There is a fixing block B on the left side of the bottom of the adjustment baffle, which can connect the adjustment baffle and the adjustment device. To connect, when using the computer, the adjusting baffle can be supported above the computer mainframe without affecting the normal heat dissipation of the computer mainframe. A fixing block C is set on the right side of the bottom of the adjusting baffle, and a pulley is set on the lower side of the fixing block C. , the sliding connection between the pulley and the support slide plate can be used, and the adjustment baffle can be moved and adjusted;

(3) A dust-proof protection device for a computer host, which is provided with an adjustment device and a transmission device. During the process of closing or opening the box door, the rotating shaft A starts to rotate, and the worm gear engaged with the left side of the rotating shaft A starts to rotate. The rotating shaft C drives the driving gear to start to rotate, and the driving gear drives the transmission gear on the adjusting device to start to rotate through the transmission chain, so that the rotating shaft B starts to rotate, and the rotating shaft B drives the driven wheel to start to rotate. During the rotation, the connecting head will drive the connecting rod to rotate in an arc shape, and the adjusting device is movably connected with the lower end of the baffle B by the best-effort spring. Due to the telescopic function of the best-effort spring, the connection can be realized when the adjusting device is used. The rotation of the rod, because the upper end of the connecting rod is fixedly connected with the left side of the bottom of the adjusting baffle, so the connecting rod can drive the adjusting baffle to move during the rotation process. During the process, the pulley slides left and right on the upper surface of the support slide plate. When using the present invention, the adjusting baffle will move left and right and move up and down, so as to realize the opening or closing of the box. When the computer is not used, it is necessary to When the host is protected from dust, the adjusting baffle can be moved to the rear side of the box by the adjusting device, so as to play a dust-proof role on the rear side of the computer host. It is easy to accumulate dust during use, and too much dust will block the electrical components in the computer host and affect the service life of the host;

(4) A dust-proof protection device for a computer host, which is provided with a reciprocating device. By arranging a dust suction device at the bottom of the reciprocating device, the computer host is easy to accumulate dust when used for a long time. Excessive dust will block the electrical components in the computer host. Affects the service life of the host. By setting the reciprocating device, when the adjusting baffle is placed on the top of the box, the reciprocating motor can be turned on, and the reciprocating device is used to drive the dust collector to vacuum the host back and forth. When the adjusting baffle is put down Afterwards, the reciprocating device can be used to drive the vacuuming device to perform up and down vacuuming on the main unit.

Description of drawings

1 is a schematic diagram of the overall structure of a computer host dust protection device proposed by the present invention;

Fig. 2 is a perspective structural schematic diagram of a computer host dust protection device proposed by the present invention;

3 is a schematic structural diagram of a closed state of an adjusting baffle of a computer host dust protection device proposed by the present invention;

4 is a schematic structural diagram of the open state of the adjusting baffle of a computer host dust protection device proposed by the present invention;

5 is a partial structural schematic diagram of an adjusting device of a computer host dust protection device proposed by the present invention;

6 is a schematic structural diagram of a transmission device of a computer host dust protection device proposed by the present invention;

7 is a schematic structural diagram of a reciprocating device of a computer host dust-proof protection device proposed by the present invention.

Description of the labels in the figure:

1 Supporting bottom plate, 2 roller shaft, 3 positioning roller, 4 baffle plate A, 5 cooling screen plate, 6 top plate, 7 box door, 8 handle, 9 adjustment baffle plate, 10 computer main engine, 11 baffle plate B, 12 main engine placement slot , 13 fixed block A, 14 connecting shaft A, 15 limit block A, 16 best effort spring, 17 connecting rod, 18 connecting shaft B, 19 fixed block B, 20 fixed block C, 21 pulley, 22 connecting shaft C, 23 support Skateboard, 24 line connection port, 25 adjustment device, 26 bearing A, 27 rotating shaft A, 28 transmission device, 29 bearing B, 30 connecting head, 31 limit block B, 32 connecting shaft D, 33 driven wheel, 34 transmission chain, 35 shaft B, 36 transmission gear, 37 driving gear, 38 worm gear, 39 shaft C, 40 reciprocating device, 41 dust collector, 42 reciprocating motor, 43 motor shaft, 44 transmission rod, 45 transmission shaft, 46 connecting plate, 47 gear , 48 fixed racks, 49 movable racks.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", " The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation are therefore not to be construed as limitations of the present invention.

Embodiment 1: a computer host dust protection device, comprising a supporting bottom plate 1, a top plate 6 and a box door 7, and also an adjusting device 25, the bottom four corners of the supporting bottom plate 1 are all fixedly connected with the upper end of the roller shaft 2, and the bottom of the roller shaft 2 is movable A positioning roller 3 is installed, a host placement slot 12 is arranged in the middle of the upper surface of the support base 1, a computer host 10 is movably installed on the host placement slot 12, the front end of the upper surface of the support base 1 is fixedly connected with the bottom of the baffle A4, and the middle of the baffle A4 is fixed A cooling screen 5 is installed, the top of the baffle A4 is fixedly connected to the lower end of the front side of the top plate 6, the lower end of the rear side of the top plate 6 is fixedly connected to the top of the baffle B11, and the bottom end of the baffle B11 is fixedly connected to the rear end of the upper surface of the support base plate 1. A support slide plate 23 is fixedly installed in the middle of the front side of the plate B11, the right side of the baffle B11 is movably connected with the left side of the box door 7, a transmission device 28 is arranged between the baffle plate B11 and the box door 7, and the right end of the box door 7 is fixedly installed There are handle 8.

The lower side of the top plate 6 is provided with an adjustment baffle 9 , a reciprocating device 40 is arranged in the middle of the bottom of the adjustment baffle 9 , a dust suction device 41 is arranged at the bottom of the reciprocating device 40 , and a line connection port 24 is arranged on the wall of the adjustment baffle 9 . , the bottom right side of the adjusting baffle 9 is movably connected with the upper surface of the support slide 23, the bottom left side of the adjusting baffle 9 is movably connected with the upper end of the adjusting device 25, the right side of the adjusting device 25 is movably connected with the left side of the transmission device 28, and the lower end of the adjusting device 25 is movably connected It is fixedly connected with the middle of the connecting shaft A14, one end of the connecting shaft A14 is provided with a limit block A15, the other end of the connecting shaft A14 is fixedly connected with the front side of the fixing block A13, and the rear side of the fixing block A13 is fixedly connected with the lower end of the front side of the baffle B11.

The present invention is provided with a support base plate 1, and a positioning roller 3 is arranged at the bottom of the support base plate 1. The positioning roller 3 can drive the entire dustproof protection device to move, which is convenient for handling and saves manpower. 12. It can be used to place the computer host. The computer host does not need to directly contact the ground, which can play a good role in dust prevention. At the same time, it can also effectively prevent the ground from being wet and damage the computer host. The heat dissipation mesh plate 5 is set in the middle of the baffle A4, and the computer needs to be dissipated when it is working. The heat dissipation mesh plate 5 can solve the problem that the host is placed in the box and the heat dissipation effect is poor. Whether the adjusting baffle 9 is retracted or put down does not affect the connection of various lines of the computer host, and the present invention has a humanized design, which not only protects the computer host from dust, but also does not affect the normal operation of the computer host.

Example 2: Based on Example 1, but the difference is that the upper left end of the box door 7 is fixedly connected to the right side of the bearing B29, the left side of the bearing B29 is fixedly connected to the upper end of the right side of the baffle B11, and the axis position of the bottom of the bearing B29 is the same as The top of the shaft A27 is rotatably connected, the bottom end of the shaft A27 is rotatably connected to the top axis of the bearing A26, the left side of the bearing A26 is fixedly connected to the lower end of the right side of the baffle B11, and the lower end of the right side of the bearing A26 is fixedly connected to the lower end of the left side of the box door 7. Adjustment The left side of the bottom of the baffle plate 9 is fixedly connected with the upper end of the fixing block B19, the axial center position of the lower side of the fixing block B19 is fixedly connected with one end of the connecting shaft B18, the other end of the connecting shaft B18 is movably sleeved with the upper end of the connecting rod 17, and the lower end of the connecting rod 17 is connected with the upper end of the connecting rod 17. The upper end of the adjusting device 25 is movably connected, the bottom right side of the adjusting baffle 9 is fixedly connected to the upper end of the fixing block C20, the lower end of the fixing block C20 is fixedly connected to one end of the connecting shaft C22, and the other end of the connecting shaft C22 is fixedly connected to the shaft center of the pulley 21. , the outer surface of the pulley 21 is slidably connected with the upper surface of the support slide 23 .

The present invention is provided with a box door 7, and the box door 7 and the baffle B11 are movably connected by a rotating shaft A27, the box door 7 and the dust protection device can be integrally connected by the rotating shaft A27, and the box can be directly closed when the computer is not used. The door 7 provides a sealed installation environment for the computer host, which can effectively prevent dust from falling on the host. A fixing block B19 is provided on the left side of the bottom of the adjustment baffle 9, which can connect the adjustment baffle 9 with the adjustment device 25. When using the computer, the adjusting baffle 9 can be supported above the computer mainframe 10 without affecting the normal heat dissipation of the computer mainframe. A fixed block C20 is set on the right side of the bottom of the adjusting baffle 9, and a pulley is set on the lower side of the fixed block C20. 21. The sliding connection between the pulley 21 and the support slide plate 23 can be used to adjust the movement of the adjusting baffle 9.

Embodiment 3: Based on Embodiments 1 and 2, the adjustment device 25 includes an effort spring 16, the lower end of the effort spring 16 is fixedly connected to the middle of the connecting shaft A14, and the upper end of the effort spring 16 is fixedly connected to the middle of the connecting shaft D32. One end of the shaft D32 is provided with a limiting block B31, the other end of the connecting shaft D32 is fixedly connected with the axial center position of the connecting head 30, the lower end of the connecting head 30 is fixedly connected with the upper end of the driven wheel 33, and the axial position of the driven wheel 33 is fixedly connected with one end of the rotating shaft B35. The other end of B35 is fixedly connected to the axial position of the transmission gear 36. The transmission device 28 includes a worm gear 38. The right side of the worm gear 38 is meshed with the left middle part of the rotating shaft A27. The axial position of the worm gear 38 is fixedly connected to one end of the rotating shaft C39, and the other end of the rotating shaft C39 is The axial center of the driving gear 37 is fixedly connected, and the driving gear 37 is movably connected with the transmission gear 36 through the transmission chain 34 .

The present invention is provided with an adjusting device 25 and a transmission device 28. During the process of closing or opening the box door 7, the rotating shaft A27 starts to rotate, and the worm gear 38 engaged with the left side of the rotating shaft A27 starts to rotate, and the worm gear 38 drives the driving gear through the rotating shaft C39. 37 starts to rotate, the driving gear 37 drives the transmission gear 36 on the adjustment device 25 to start to rotate through the transmission chain 34, and causes the rotating shaft B35 to start to rotate, and the rotating shaft B35 drives the driven wheel 33 to start to rotate, followed by the connecting head that is fixedly connected to the upper end of the driven wheel 33. 30 rotates in an arc shape, and the connecting head 30 will drive the connecting rod 17 to rotate in an arc shape during the rotation process, and the adjustment device 25 is movably connected with the lower end of the baffle B11 by the best effort spring 16. When the adjusting device 25 is used, the connecting rod 17 can be rotated. Since the upper end of the connecting rod 17 is fixedly connected to the bottom left side of the adjusting baffle 9, the connecting rod 17 can drive the adjusting baffle 9 to move during the rotation of the adjusting baffle. A pulley 21 is provided on the right side of the bottom of the plate 9. During the movement of the adjusting baffle 9, the pulley 21 slides left and right on the upper surface of the support slide 23. When using the present invention, the adjusting baffle 9 will move left and right and up and down. Movement trend, so as to realize the opening or closing of the box. When the computer host is not in use and needs to be dust-proofed, the adjustment baffle 9 can be moved to the rear side of the box by using the adjusting device 25, so that the computer host can be protected against dust. The rear side of the computer plays the role of dustproof. By being provided with the automatic dust collector 40, the computer host is easy to accumulate dust when used for a long time. Excessive dust will block the electrical components in the computer host and affect the service life of the host computer.

Embodiment 4: Based on Embodiments 1, 2 and 3, but the difference is that the reciprocating device 40 includes a reciprocating motor 42 and a transmission rod 44. The middle part of the reciprocating motor 42 is fixedly connected to one end of the motor shaft 43, and the other end of the motor shaft 43 is connected to the transmission rod. The left end of the rod 44 is fixedly connected, the right end of the transmission rod 44 is fixedly connected with one end of the transmission shaft 45, the other end of the transmission shaft 45 is fixedly connected with the middle part of the connecting plate 46, the left and right ends of the connecting plate 46 are fixedly connected with the middle part of the gear 47, and the upper end of the gear 47 is fixedly connected with the fixed tooth The lower end of the rack 48 is meshed and connected, the top of the fixed rack 48 is fixedly connected to the middle of the bottom surface of the adjusting baffle 9 , the lower end of the gear 47 is engaged with the upper end of the movable rack 49 , and the lower end of the movable rack 49 is fixedly connected to the upper end of the dust collector 41 .

A dust-proof protection device for a computer host is provided with a reciprocating device 40. By arranging a dust suction device 41 at the bottom of the reciprocating device 40, the computer host is easy to accumulate dust when used for a long time. Excessive dust will block the electrical components in the computer host. Affecting the service life of the main engine, by being provided with a reciprocating device 40, when the adjusting baffle 9 is placed on the top of the box, the reciprocating motor 42 can be turned on, and the reciprocating device 40 can be used to drive the dust collector 41 to vacuum the main engine back and forth. After the adjusting baffle 9 is put down, the reciprocating device 40 can be used to drive the dust collecting device 41 to perform the cleaning process of the main unit up and down.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (2)

1. A computer host dust protection device, comprising a supporting bottom plate (1), a top plate (6) and a box door (7), characterized in that: further comprising an adjusting device (25), the bottom four corners of the supporting bottom plate (1) Both are fixedly connected to the upper end of the roller shaft (2), a positioning roller (3) is movably installed at the bottom of the roller shaft (2), and a host placement groove (12) is arranged in the middle of the upper surface of the supporting base plate (1). A computer host (10) is movably installed on the placement groove (12), the front end of the upper surface of the support base plate (1) is fixedly connected with the bottom of the baffle A (4), and a heat dissipation net is fixedly installed in the middle of the baffle A (4). Plate (5), the top of the baffle A (4) is fixedly connected to the lower end of the front side of the top plate (6), and the lower end of the rear side of the top plate (6) is fixedly connected to the top of the baffle B (11), the baffle B (11) The bottom end is fixedly connected to the rear end of the upper surface of the support base plate (1), the right side of the baffle B (11) is movably connected to the left side of the box door (7), and the upper end of the left side of the box door (7) is connected to the left side of the box door (7). The right side of the bearing B (29) is fixedly connected, the left side of the bearing B (29) is fixedly connected to the upper end of the right side of the baffle B (11), and the axial center position of the bottom of the bearing B (29) is connected to the top of the rotating shaft A (27) Rotationally connected, the bottom end of the shaft A (27) is rotatably connected to the top axis of the bearing A (26), the left side of the bearing A (26) is fixedly connected to the lower end of the right side of the baffle B (11), the bearing The lower end of the right side of A (26) is fixedly connected to the lower end of the left side of the box door (7); A transmission device (28) is arranged between the baffle B (11) and the box door (7), and a handle (8) is fixedly installed at the right end of the box door (7); An adjustment baffle (9) is arranged on the lower side of the top plate (6), a reciprocating device (40) is arranged in the middle of the bottom of the adjustment baffle (9), and a dust suction device (41) is arranged at the bottom of the reciprocating device (40). ), a line connection port (24) is provided on the wall of the adjustment baffle (9), a support slide plate (23) is fixedly installed in the middle of the front side of the baffle B (11), and the bottom of the adjustment baffle (9) The right side is movably connected to the upper surface of the support slide (23), the bottom left side of the adjustment baffle (9) is movably connected to the upper end of the adjustment device (25), and the right side of the adjustment device (25) is connected to the left side of the transmission device (28). The lower end of the adjusting device (25) is fixedly connected with the middle part of the connecting shaft A (14), one end of the connecting shaft A (14) is provided with a limit block A (15), and the other end of the connecting shaft A (14) One end is fixedly connected to the front side of the fixing block A (13), and the rear side of the fixing block A (13) is fixedly connected to the lower end of the front side of the baffle B (11); The bottom right side of the adjusting baffle (9) is fixedly connected with the upper end of the fixing block C (20), and the axial center position of the lower end of the fixing block C (20) is fixedly connected with one end of the connecting shaft C (22), and the connecting shaft C (22) The other end is fixedly connected to the axis of the pulley (21), and the outer surface of the pulley (21) is slidably connected to the upper surface of the support slide (23); The bottom left side of the adjusting baffle plate (9) is fixedly connected to the upper end of the fixing block B (19), and the axial center position of the lower side of the fixing block B (19) is fixedly connected to one end of the connecting shaft B (18). The other end of B (18) is internally movably sleeved with the upper end of the connecting rod (17), and the lower end of the connecting rod (17) is movably connected with the upper end of the adjusting device (25); The adjusting device (25) includes an effort spring (16), the lower end of the effort spring (16) is fixedly connected to the middle part of the connecting shaft A (14), and the upper end of the effort spring (16) is fixed to the middle part of the connecting shaft D (32) Connection, one end of the connecting shaft D (32) is provided with a limiting block B (31), the other end of the connecting shaft D (32) is fixedly connected with the axial center position of the connecting head (30), and the lower end of the connecting head (30) It is fixedly connected to the upper end of the driven wheel (33), the axial center position of the driven wheel (33) is fixedly connected to one end of the rotating shaft B (35), and the other end of the rotating shaft B (35) is fixedly connected to the axial center position of the transmission gear (36). ; The connecting big head (30) will drive the connecting rod (17) to rotate in an arc shape during the rotation; The transmission device (28) includes a worm gear (38), the right side of the worm gear (38) is meshed with the middle part of the left side of the rotating shaft A (27), and the axial position of the worm gear (38) is fixed to one end of the rotating shaft C (39). connection, the other end of the rotating shaft C (39) is fixedly connected to the axial center of the driving gear (37), and the driving gear (37) is movably connected to the transmission gear (36) through the transmission chain (34). 2. A computer host dust protection device according to claim 1, characterized in that: the reciprocating device (40) comprises a reciprocating motor (42) and a transmission rod (44), and the middle part of the reciprocating motor (42) It is fixedly connected to one end of the motor shaft (43), the other end of the motor shaft (43) is fixedly connected to the left end of the transmission rod (44), and the right end of the transmission rod (44) is fixedly connected to one end of the transmission shaft (45). The other end of the shaft (45) is fixedly connected to the middle of the connecting plate (46), the left and right ends of the connecting plate (46) are fixedly connected to the middle of the gear (47), and the upper end of the gear (47) is connected to the lower end of the fixed rack (48). Meshing connection, the top of the fixed rack (48) is fixedly connected to the middle of the bottom surface of the adjusting baffle (9), the lower end of the gear (47) is meshed with the upper end of the movable rack (49), and the movable rack (49) The lower end is fixedly connected with the upper end of the dust suction device (41).

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