CN210986832U

CN210986832U - Dustproof exhaust fan for machine room server

Info

Publication number: CN210986832U
Application number: CN201921996913.8U
Authority: CN
Inventors: 王娅峰; 梁波
Original assignee: Nanjing Kezhihai Automation Equipment Co ltd
Current assignee: Nanjing Kezhihai Automation Equipment Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-10
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a dustproof exhaust fan for computer lab server relates to exhaust fan technical field, specifically is a dustproof exhaust fan for computer lab server, including fixed shell, the left inside movable mounting of fixed shell has four loose axles, and the left side fixed mounting of loose axle has and is located the left baffle of fixed shell, the external fixation of loose axle has cup jointed and is located the outside drive gear of fixed shell, drive gear's outside activity has cup jointed driving belt. This a dustproof exhaust fan for computer lab server, when dustproof blade during operation, the controller control electro-magnet outage removes the absorption to the baffle to make a plurality of baffles can open along the loose axle to the outside, realize taking a breath of inside and outside, when dustproof blade stop work, the baffle is because action of gravity rotates inside along the loose axle, and controller control electro-magnet circular telegram simultaneously adsorbs the baffle of below.

Description

Dustproof exhaust fan for machine room server

Technical Field

The utility model relates to an exhaust fan technical field specifically is a dustproof exhaust fan for computer lab server.

Background

The exhaust fan is a type of air conditioning electric appliance which drives fan blades to rotate by a motor to drive airflow, and the interior of the exhaust fan can be always in a negative pressure state by utilizing air convection to form a suction force, so that the interior air is continuously sucked, and the interior sultry air is discharged, thereby achieving the purpose of exchanging the inside air and the outside air.

For power improvement dustproof efficiency of taking a breath, current server adds usually and is equipped with the exhaust fan, and current part exhaust fan is open structure usually, when the exhaust fan is out of work, and the dust gets into server machine incasement portion easily, and dustproof effect is not good, has reduced the life of server, simultaneously, after exhaust fan work a period, a large amount of dusts can be gathered on the exhaust fan surface, and exhaust fan self is clean effectual, has reduced the device's life.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a dustproof exhaust fan for computer lab server has dustproof effectual, self-purification can the reinforce, advantages such as long service life, has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

For dustproof effectual, self-purification ability reinforce, long service life purpose more than realizing, the utility model discloses a following technical scheme realizes: a dustproof exhaust fan for a machine room server comprises a fixed shell, wherein four movable shafts are movably mounted inside the left side of the fixed shell, a baffle positioned on the left side of the fixed shell is fixedly mounted on the left side of the movable shaft, a transmission gear positioned outside the fixed shell is sleeved on the outer portion of the movable shaft, a transmission belt is sleeved on the outer portion of the transmission gear in a movable mode, the transmission gear is connected with the transmission shaft in a transmission mode through the transmission belt, a driving motor is fixedly mounted on the front side of the fixed shell, a driving rod is fixedly sleeved on an output shaft of the driving motor, an eccentric wheel positioned inside the fixed shell is fixedly sleeved on the top end of the driving rod, a fixed frame is fixedly mounted inside the fixed shell, a fixed bearing is fixedly sleeved in the middle of the fixed frame, a driving shaft is sleeved on the middle of the fixed bearing in a, the utility model discloses a fixed support of fixing frame, including the fixed shell, the fixed shell is fixed on the fixed.

Preferably, the number of the transmission belts is three, the three transmission belts are respectively positioned at the left side and the right side of the fixed shell, and the outer edges of the two transmission gears are meshed with the transmission belts.

Preferably, four baffle array distributes in the left inside of fixed shell, and the surface of baffle has seted up the bleeder vent, the fixed surface of baffle installs the dust screen.

Preferably, the eccentric wheel is located on the right side of the movable plate, and the distance between the two limiting blocks is the same as the width of the movable plate.

Preferably, the outer portion of the driving shaft is provided with a clamping block, the middle portion of the dustproof blade is provided with a clamping groove matched with the clamping block, and the movable plate is provided with a cylindrical hole matched with the driving shaft.

Preferably, the electromagnet is located in the middle of the right side of the baffle, a fixing block matched with the electromagnet is fixedly mounted on the back of the baffle, and the diameter of the reset spring is smaller than that of the limiting ring at the top end of the driving shaft.

(III) advantageous effects

The utility model provides a dustproof exhaust fan for computer lab server possesses following beneficial effect:

1. the dustproof exhaust fan for the machine room server has the advantages that when the dustproof blades work, the controller controls the electromagnet to be powered off and removes adsorption on the baffle plates, so that the baffle plates can be opened outwards along the movable shafts to realize ventilation inside and outside, when the dustproof blades stop working, the baffle plates rotate inwards along the movable shafts under the action of gravity, the controller controls the electromagnet to be powered on to adsorb the lowest baffle plate, the movable shafts are fixedly arranged at the top ends of the outer parts of the movable shafts and are in transmission connection through the upper movable shaft and the lower movable shaft, so that the baffle plates are driven to rotate inwards to seal the device, the dust entering amount is reduced, the problem that the return of the traditional open structure easily affects the server is solved, the service life of the server is prolonged, meanwhile, the surface of the baffle plates are provided with air holes and are additionally provided with the dustproof net, when the air flow blockage during the work of the dustproof blade is reduced, the entering amount of dust after the dustproof blade stops working is reduced, and the service life of the server is further prolonged.

2. This a dustproof exhaust fan for computer lab server, drive the actuating lever through driving motor and rotate, and then drive the eccentric wheel and rotate, because the eccentric wheel is inhomogeneous squarely circular, when the eccentric wheel rotates, interval fixed time carries out the roof pressure to the fly leaf, thereby the dustproof blade of roof pressure removes, because reset spring has elastic potential energy, when the fly leaf moves to the right side, make dustproof blade resume to initial position, thereby make dustproof blade produce the vibration, make the adnexed dust in dustproof blade surface drop, the influence of dust to dustproof blade has been reduced, the problem that dust accumulated reduction life in the past has been solved, the device's life has further been improved.

Drawings

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

FIG. 2 is a schematic structural view of the vibration dust removal of the present invention;

fig. 3 is a schematic structural diagram of the driving device of the present invention.

In the figure: 1. fixing the housing; 2. a movable shaft; 3. a baffle plate; 4. a transmission gear; 5. a drive belt; 6. a drive motor; 7. a drive rod; 8. an eccentric wheel; 9. a fixed mount; 10. a drive shaft; 11. a dust removal motor; 12. a movable plate; 13. a dust-proof blade; 14. a return spring; 15. an electromagnet; 16. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: a dustproof exhaust fan for a machine room server comprises a fixed shell 1, four movable shafts 2 are movably arranged inside the left side of the fixed shell 1, a baffle 3 positioned on the left side of the fixed shell 1 is fixedly arranged on the left side of each movable shaft 2, a transmission gear 4 positioned outside the fixed shell 1 is fixedly sleeved outside each movable shaft 2, a transmission belt 5 is movably sleeved outside each transmission gear 4, the two transmission gears 4 are in transmission connection through the transmission belt 5, a driving motor 6 is fixedly arranged on the front side of the fixed shell 1, a driving rod 7 is fixedly sleeved on an output shaft of the driving motor 6, an eccentric wheel 8 positioned inside the fixed shell 1 is fixedly sleeved at the top end of the driving rod 7, a fixed frame 9 is fixedly arranged inside the fixed shell 1, a fixed bearing is fixedly sleeved at the middle part of the fixed frame 9, and a driving shaft 10 is movably sleeved at, the top fixed mounting of drive shaft 10 has the dust removal motor 11 that is located the mount 9 right side, the external fixation of mount 9 has cup jointed the dustproof blade 13 that is located the left of mount 9, and the outside activity of mount 9 has cup jointed the fly leaf 12 that is located between dustproof blade 13 and the drive shaft 10, the inboard bottom fixed mounting of fixed casing 1 has the stopper 16 that is located fly leaf 12 both sides, the other end fixed mounting of drive shaft 10 has the spacing ring, and the outside activity of drive shaft 10 has cup jointed the reset spring 14 that is located between spacing ring and the dustproof blade 13, the inboard bottom fixed mounting of fixed casing 1 has the electro-magnet 15 that is located the left of stopper 16.

Wherein, driving belt 5's quantity is three, and three driving belt 5 is located the left and right sides of fixed shell 1 respectively, two drive gear 4 outer along with driving belt 5 intermeshing, when dustproof blade 13 during operation, 15 outage of controller control electro-magnet, remove the absorption to baffle 3 to make a plurality of baffles 3 can open to the outside along loose axle 2, realize taking a breath of inside and outside, guarantee that the device can take a breath to server inside smoothly, and then improved the life of server.

Wherein, four baffles 3 are distributed in the left inner part of the fixed shell 1 in an array manner, air holes are arranged on the surfaces of the baffles 3, a dustproof net is fixedly arranged on the surface of each baffle 3, when the dustproof blades 13 stop working, the baffles 3 rotate inwards along the movable shafts 2 under the action of gravity, meanwhile, the controller controls the electromagnet 15 to be electrified to adsorb the lowermost baffle 3, the movable shafts 2 are fixedly arranged at the top ends of the outer parts of the movable shafts 2, and the upper movable shaft 2 and the lower movable shaft 2 are in transmission connection through the transmission belt 5, so that the baffles 3 are driven to rotate inwards to seal the device, the dust entering amount is reduced, the problem that the return of the conventional open structure easily affects the server is solved, the service life of the server is prolonged, meanwhile, the air holes are arranged on the surfaces of the baffles 3 and the dustproof net is additionally arranged, when the air flow blockage of the dustproof blades 13 during working is, the entering amount of dust after the dustproof blades 13 stop working is reduced, and the service life of the server is further prolonged.

Wherein, eccentric wheel 8 is located the right side of fly leaf 12, the distance between two stopper 16 is the same with the width of fly leaf 12, drive actuating lever 7 through driving motor 6 and rotate, and then drive eccentric wheel 8 and rotate, because eccentric wheel 8 is inhomogeneous squareness, when eccentric wheel 8 rotates, interval fixed time carries out the roof pressure to fly leaf 12, thereby roof pressure dustproof blade 13 removes, because reset spring 14 has elastic potential energy, when fly leaf 12 moves to the right side, make dustproof blade 13 resume to initial position, thereby make dustproof blade 13 produce the vibration, make the dust that dustproof blade 13 surface adheres to drop, the influence of dust to dustproof blade 13 has been reduced, the problem that dust accumulated and reduced life in the past has been solved, the device's life has further been improved.

Wherein, the fixture block has been seted up to the outside of drive shaft 10, and the middle part of dustproof blade 13 seted up with fixture block matched with draw-in groove, the performance of fly leaf 12 is seted up with drive shaft 10 matched with cylinder hole, guarantees that fly leaf 12 can remove along the outside of drive shaft 10 to promote dustproof blade 13 and remove, and then guarantee this vibration dust collector's validity, further improved the device's life.

Wherein, electro-magnet 15 is located the middle part on the right side of baffle 3, and the back fixed mounting of baffle 3 has the fixed block with electro-magnet 15 matched with, and reset spring 14's diameter is less than the diameter of drive shaft 10 top spacing ring, prescribes a limit to reset spring 14 through the spacing ring, guarantees that reset spring 14 can promote dustproof blade 13 all the time and resume to initial position to guarantee this dust collector's validity, further improved the device's life.

In conclusion, when the dustproof exhaust fan for the machine room server is used, when the dustproof blades 13 work, the controller controls the electromagnet 15 to be powered off to remove the adsorption on the baffle plates 3, so that the baffle plates 3 can be opened outwards along the movable shafts 2 to realize the air exchange between the inside and the outside, when the dustproof blades 13 stop working, the baffle plates 3 rotate inwards along the movable shafts 2 due to the action of gravity, meanwhile, the controller controls the electromagnet 15 to be powered on to adsorb the baffle plates 3 at the lowest part, because the movable shafts 2 are fixedly arranged at the top ends of the outer parts of the movable shafts 2, and the upper movable shafts 2 and the lower movable shafts 2 are in transmission connection through the transmission belt 5, so that the baffle plates 3 are driven to rotate inwards to seal the device, the entering amount of dust is reduced, meanwhile, the surface of the baffle plates 3 is provided with air holes and additionally provided with a dustproof net, when the airflow blockage of the dustproof blades 13 during, the entering amount of dust after the dust-proof blades 13 stop working is reduced, the driving rod 7 is driven to rotate through the driving motor 6, the eccentric wheel 8 is driven to rotate, the eccentric wheel 8 is uneven square and round, when the eccentric wheel 8 rotates, jacking and pressing are carried out on the movable plate 12 at fixed intervals, and therefore the jacking and dust-proof blades 13 move, the reset spring 14 has elastic potential energy, when the movable plate 12 moves towards the right side, the dust-proof blades 13 are restored to the initial position, vibration is generated on the dust-proof blades 13, the dust attached to the surfaces of the dust-proof blades 13 falls off, the influence of the dust on the dust-proof blades 13 is reduced, and the device is periodically overhauled.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a dustproof exhaust fan for computer lab server, includes fixed shell (1), its characterized in that: the left inside movable mounting of fixed shell (1) has four loose axles (2), and the left side fixed mounting of loose axle (2) has baffle (3) that are located fixed shell (1) left, the external fixation of loose axle (2) has cup jointed drive gear (4) that are located fixed shell (1) outside, drive gear's (4) outside activity has cup jointed driving belt (5), two drive gear (4) are connected through driving belt (5) transmission, the positive fixed mounting of fixed shell (1) has driving motor (6), and fixed cover on the output shaft of driving motor (6) has cup jointed actuating lever (7), the top of actuating lever (7) is fixed to cup joint and is located eccentric wheel (8) inside fixed shell (1), the inside fixed mounting of fixed shell (1) has mount (9), and the middle part of mount (9) is fixed to cup joint fixing bearing, a driving shaft (10) is movably sleeved in the middle of the fixed bearing, a dust removal motor (11) positioned on the right side of the fixed frame (9) is fixedly installed at the top end of the driving shaft (10), the outer part of the fixed frame (9) is fixedly sleeved with a dustproof blade (13) positioned on the left side of the fixed frame (9), and a movable plate (12) positioned between the dustproof blade (13) and the driving shaft (10) is movably sleeved outside the fixed frame (9), the bottom of the inner side of the fixed shell (1) is fixedly provided with limit blocks (16) positioned at two sides of the movable plate (12), the other end of the driving shaft (10) is fixedly provided with a limit ring, and the outside of the driving shaft (10) is movably sleeved with a return spring (14) positioned between the limiting ring and the dustproof blade (13), the bottom of the inner side of the fixed shell (1) is fixedly provided with an electromagnet (15) positioned on the left side of the limiting block (16).

2. The dustproof exhaust fan for the machine room server according to claim 1, wherein: the number of the transmission belts (5) is three, the three transmission belts (5) are respectively positioned at the left side and the right side of the fixed shell (1), and the outer edges of the two transmission gears (4) are meshed with the transmission belts (5).

3. The dustproof exhaust fan for the machine room server according to claim 1, wherein: four baffle (3) array distribution is in the left inside of fixed shell (1), and the bleeder vent has been seted up on the surface of baffle (3), the fixed surface of baffle (3) installs the dust screen.

4. The dustproof exhaust fan for the machine room server according to claim 1, wherein: the eccentric wheel (8) is positioned on the right side of the movable plate (12), and the distance between the two limiting blocks (16) is the same as the width of the movable plate (12).

5. The dustproof exhaust fan for the machine room server according to claim 1, wherein: the outer part of the driving shaft (10) is provided with a clamping block, the middle part of the dustproof blade (13) is provided with a clamping groove matched with the clamping block, and the movable plate (12) is provided with a cylindrical hole matched with the driving shaft (10).

6. The dustproof exhaust fan for the machine room server according to claim 1, wherein: the electromagnet (15) is located in the middle of the right side of the baffle (3), the fixing block matched with the electromagnet (15) is fixedly installed on the back of the baffle (3), and the diameter of the reset spring (14) is smaller than that of the limiting ring at the top end of the driving shaft (10).