CN214146026U

CN214146026U - High-speed magnetic suspension fan casing with high-efficient heat dissipation heat transfer function

Info

Publication number: CN214146026U
Application number: CN202022596827.7U
Authority: CN
Inventors: 周峰; 许宜峰
Original assignee: Jiangsu Yougeman Aviation Technology Co ltd
Current assignee: Jiangsu Yougeman Aviation Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-09-07
Anticipated expiration: 2030-11-11

Abstract

The utility model provides a high-speed magnetic suspension fan casing with high-efficient heat dissipation heat transfer function, which comprises a housing shell, the heat dissipation inner shell, the heat dissipation shell, circulation heat abstractor, quick heat abstractor and controller, the stator lateral surface at high-speed magnetic suspension fan is connected in the laminating of heat dissipation inner shell, be equipped with radiating fin group on the heat dissipation inner shell lateral surface, radiating fin group includes radiating fin and cloth liquid passageway, run through on the radiating fin and be equipped with a plurality of tube holes, heat dissipation shell sealed cowling connects in the heat dissipation inner shell outside, the heat dissipation shell up end is equipped with fixed platform, circulation heat abstractor includes the coolant liquid, the transfer pump, the cloth liquid pipe, drawing liquid pump and heat dissipation row, quick heat abstractor includes two sets of shape water distribution pipes that return. In a word, the utility model has the advantages of novel structure, convenient to use, radiating efficiency height.

Description

High-speed magnetic suspension fan casing with high-efficient heat dissipation heat transfer function

Technical Field

The utility model belongs to the technical field of mechanical equipment, specifically be a high-speed magnetic suspension fan casing with high-efficient heat dissipation heat transfer function is related to.

Background

The magnetic suspension fan is a mechanical device for conveying gas, and adopts core technologies such as a magnetic suspension bearing, a three-dimensional flow impeller, a high-speed permanent magnet synchronous motor, a high-efficiency frequency converter speed regulation, intelligent monitoring control and the like, when the magnetic suspension fan is started, the magnetic suspension fan is suspended firstly and then rotates, no friction and no lubrication are needed, the three-dimensional flow impeller and a rotor are directly connected, and zero transmission loss is realized. Is a high-tech green energy-saving environment-friendly product. The magnetic suspension fan adopts a magnetic suspension bearing without contact and mechanical friction and a high-speed high-power permanent magnet synchronous motor to directly drive the high-efficiency fluid impeller, overcomes the defects of the traditional air blower and the air suspension air blower, has the advantages of high efficiency, low noise, less faults, no need of a lubricating system and the like, and can still enable a rotor rotating at a high speed to be safely stopped by depending on a protection bearing in the system even if the magnetic suspension bearing breaks down, so that the equipment cannot be seriously damaged.

The magnetic suspension air blower is directly driven by a high-speed motor, the speed is regulated by a frequency converter, an active magnetic suspension bearing system is utilized, the magnetic suspension bearing rotating inside is subjected to non-contact and non-abrasion suspension support through controllable electromagnetic force, the magnetic suspension bearing is directly connected with an impeller, and zero transmission loss is realized, so that the effects of successfully conveying gas, no abrasion inside a machine, low noise, no need of lubrication and the like are achieved. The magnetic suspension bearing has the function of realizing the suspension of the rotating shaft. The position sensor detects the position signal of the rotating shaft, the signal is sent to the magnetic suspension bearing controller to be conditioned, operated and amplified to obtain control current, and the control current is input into the magnetic bearing to generate controllable suction to the rotor, so that the suspension of the rotating shaft is realized. The function of a synchronous permanent magnet machine is to drive the rotation of the rotor shaft. The variable frequency power supply generates alternating current with adjustable frequency, and the alternating current is input into a motor stator to generate a rotating magnetic field to drive a rotating shaft to rotate at a high speed. The function of the fan is to realize air blowing. The impeller rotating at high speed along with the rotating shaft drives air to enter from the air inlet of the volute, the air becomes gas with certain flow velocity and pressure under the guiding and pressurizing effects of the volute, and finally the gas is blown out from the air outlet of the volute, so that the blowing of the fan is realized.

Although the magnetic suspension fan has reduced the friction heat production of bearing, but the magnetic suspension fan is still because high-speed rotatory a large amount of heats of production in the operation process, how high-efficient will produce the heat conversion and discharge, this is the problem that the magnetic suspension fan need solve, the utility model discloses a high-speed magnetic suspension fan casing with high-efficient heat dissipation heat transfer function.

SUMMERY OF THE UTILITY MODEL

To the problem that exists, the utility model provides a high-speed magnetic suspension fan casing with high-efficient heat dissipation heat transfer function.

The technical scheme of the utility model is that: a high-speed magnetic suspension fan casing with high-efficiency heat dissipation and heat exchange functions mainly comprises a casing body, a heat dissipation inner casing, a heat dissipation outer casing, a circulating heat dissipation device, a rapid heat dissipation device and a controller,

the radiating inner shell is attached to the outer side surface of the stator of the high-speed magnetic suspension fan, a radiating fin group is arranged on the outer side surface of the radiating inner shell and comprises radiating fins which are uniformly connected to the radiating inner shell, a liquid distribution channel is reserved at the upper end of each radiating fin group, a micro liquid channel is reserved between every two adjacent radiating fins, and a plurality of pipe holes are formed in the radiating fins in a penetrating mode,

the heat dissipation outer shell is hermetically covered on the outer side of the heat dissipation inner shell, a hollow cavity is arranged between the heat dissipation outer shell and the heat dissipation inner shell, a fixed platform is arranged on the upper end face of the heat dissipation outer shell,

the circulating heat radiation device comprises cooling liquid filled in the hollow cavity and used for conducting heat of the heat radiation fins, an infusion pump arranged above the left side of the heat radiation shell and used for conveying the cooling liquid to the hollow cavity, a liquid distribution pipe arranged in the liquid distribution channel and communicated with the infusion pump, a liquid pump arranged below the right side of the heat radiation shell and used for taking out the cooling liquid at the bottom of the hollow cavity, and a heat radiation row arranged on the fixed platform at intervals,

the rapid heat dissipation device comprises two groups of water distribution pipes in a shape of Chinese character 'hui', each group of water distribution pipes in a shape of Chinese character 'hui' comprises a plurality of water distribution pipes which are respectively arranged in the pipe holes in a penetrating way, the water distribution pipes in the same group are mutually connected, a water inlet valve is arranged at the water inlet of the water distribution pipe at the uppermost end of the two groups of water distribution pipes in a shape of Chinese character 'hui', the water inlet valve is connected with an external water source, the water outlet of the water distribution pipe at the lowermost end of the two groups of water distribution pipes in a shape of Chinese character 'hui' is connected with a hot water recovery device,

the controller sets up in the heat dissipation shell front side, and the controller is including setting up the temperature sensor who is used for monitoring the coolant liquid temperature on the cavity inside wall for start quick heat abstractor through the controller and cool down the heat dissipation when coolant liquid temperature is higher than the upper limit value, the controller still through the relay with circulation heat abstractor connects.

Furthermore, a space is reserved between the outer side edge of the radiating fin group and the inner wall of the radiating shell, so that the radiating fins are prevented from contacting with the radiating shell, and heat is directly conducted to the radiating shell.

Further, the liquid distribution pipe downside is equipped with two rows of cloth liquid mouths that little liquid way corresponds, the liquid outlet of cloth liquid mouth is located little liquid way for evenly let in the coolant liquid in the little liquid way, make every little liquid way homoenergetic by evenly adding the coolant liquid, avoid the little liquid way of distal end to obtain the coolant liquid.

Furthermore, a plurality of radiating pipes connected in a zigzag shape are arranged in the radiating row, radiating fins are arranged on the outer side of each radiating pipe in a surrounding manner, liquid inlets of the radiating pipes are connected with the liquid pump through liquid outlet pipes, suction fans used for sucking hot air in the radiating fins are arranged on the outer side surfaces of the radiating rows,

furthermore, the surface of the controller is provided with a display screen for displaying the temperature of the cooling liquid in the hollow cavity, and the temperature of the cooling liquid in the hollow cavity is known during monitoring or overhauling.

The utility model discloses a theory of operation is: the casing is arranged outside a stator of the high-speed magnetic suspension fan, the front side and the rear side of the casing are respectively connected with the volute and the rear cover in a sealing manner, heat generated by the magnetic suspension fan in the operation process is absorbed and conducted by the radiating inner shell, the heat is conducted to cooling liquid in the hollow cavity through radiating fins of the radiating inner shell, the cooling liquid moves from top to bottom in the micro liquid channel, the heat on the radiating fins is absorbed in the moving process, the cooling liquid after absorbing the heat is pumped into a radiating row by a liquid pump, the cooling liquid moves in the radiating tube, the heat is absorbed and dispersed by the radiating fins, then the heat of the radiating fins is taken away by cooling air transmitted by the suction fan, the cooling liquid after primary radiating is circularly transmitted into the hollow cavity through the liquid pump for circular radiating, and when a temperature sensor detects that the internal cooling in the hollow cavity is increased to the upper limit value, a detection signal is transmitted to the controller, the controller controls the water inlet valve of the quick heat dissipation device to open, the water inlet valve leads cooling water into the zigzag water distribution pipe from top to bottom, and the cooling water removes heat of cooling liquid to carry out quick heat dissipation.

The utility model has the advantages that: the utility model provides a high-speed magnetic suspension fan casing with high-efficient heat dissipation heat transfer function, be particularly useful for the magnetic suspension fan heat dissipation that is in operating condition for a long time, through installing the heat dissipation inner shell outside the stator of magnetic suspension fan, and set up a plurality of radiating fins on the heat dissipation inner shell, conduct the heat in the magnetic suspension fan inside to the cavity through the heat dissipation inner shell, full of coolant liquid in the cavity, after the coolant liquid absorbs the heat that the magnetic suspension fan conducts in the cavity, transmit to the heat dissipation row by the circulation heat abstractor that sets up, dispel the heat that the coolant liquid absorbs through the air that flows, the coolant liquid after the cooling circulates again to the cavity and absorbs heat, set up the shape of a circle water distributor of quick heat abstractor in the cavity simultaneously, can cool when rising to the upper limit in the cavity, and cooling water is introduced into the hollow cavity through the water inlet valve, and high-temperature cooling liquid in the hollow cavity is efficiently radiated through the cooling water. In a word, the utility model has the advantages of novel structure, convenient to use, radiating efficiency height.

Drawings

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

fig. 2 is a schematic perspective view of the heat dissipation inner shell of the present invention;

fig. 3 is a left side view of the heat dissipation inner casing of the present invention;

fig. 4 is a schematic structural view of the fixing platform of the present invention;

FIG. 5 is a schematic view of the structure of the liquid distribution tube of the present invention;

fig. 6 is a schematic view of the heat dissipation bar of the present invention;

FIG. 7 is a left side view of the three-dimensional structure of the square water distributor of the present invention;

FIG. 8 is a right side view of the three-dimensional structure of the square water distributor of the present invention;

fig. 9 is a schematic view of the position structure of the heat dissipation fin and the water distribution pipe of the present invention.

The heat dissipation device comprises a machine shell 1, a heat dissipation inner shell 2, a heat dissipation fin group 21, a heat dissipation fin 211, a micro liquid channel 212, a liquid distribution channel 22, a pipe hole 23, a heat dissipation outer shell 3, a hollow cavity 31, a fixed platform 32, a 4-circulation heat dissipation device 41, cooling liquid 42, a liquid delivery pump 43, a liquid distribution pipe 431, a liquid distribution nozzle 44, a liquid pumping pump 45, a heat dissipation exhaust 451, a heat dissipation pipe 452, a heat dissipation fin 46, a suction fan 47, a liquid outlet pipe 48, a liquid delivery pipe 5, a quick heat dissipation device 51, a water distribution pipe 511, a water distribution pipe 52, a water inlet valve 52, a controller 6, a temperature sensor 61 and a display screen 62.

Detailed Description

In order to facilitate understanding of the technical solution of the present invention, the present invention is further explained with reference to the accompanying fig. 1 to 9 and the specific embodiments, which do not constitute a limitation to the protection scope of the present invention.

Example (b): as shown in figure 1, a high-speed magnetic suspension fan casing with high-efficiency heat dissipation and heat exchange functions mainly comprises a casing body 1, a heat dissipation inner casing 2, a heat dissipation outer casing 3, a circulating heat dissipation device 4, a rapid heat dissipation device 5 and a controller 6,

the heat dissipation inner shell 2 is attached to the outer side surface of the stator of the high-speed magnetic suspension fan, as shown in fig. 2-3, a heat dissipation fin group 21 is arranged on the outer side surface of the heat dissipation inner shell 2, the heat dissipation fin group 21 comprises heat dissipation fins 211 uniformly connected to the heat dissipation inner shell 2, a liquid distribution channel 22 is left at the upper end of the heat dissipation fin group 21, a micro liquid channel 212 is left between adjacent heat dissipation fins 211, and a plurality of tube holes 23 are arranged on the heat dissipation fins 211 in a penetrating manner,

the heat dissipation outer shell 3 is hermetically covered on the outer side of the heat dissipation inner shell 2, a hollow cavity 31 is arranged between the heat dissipation outer shell 3 and the heat dissipation inner shell 2, a space is left between the outer edge of the heat dissipation fin group 21 and the inner wall of the heat dissipation outer shell 3, a fixed platform 32 is arranged on the upper end surface of the heat dissipation outer shell 3, as shown in figure 4,

the circulation heat sink 4 includes a cooling liquid 41 filled in the hollow cavity 31 for conducting heat of the heat dissipating fins 211, an infusion pump 42 disposed above the left side of the heat dissipating housing 3 for delivering the cooling liquid to the hollow cavity 31, a liquid distribution pipe 43 disposed in the liquid distribution passage 22 and communicated with the infusion pump 42, a liquid pumping pump 44 disposed below the right side of the heat dissipating housing 3 for pumping out the cooling liquid at the bottom of the hollow cavity 31, and heat dissipating rows 45 mounted on the fixed platform 32 at intervals,

as shown in fig. 5, two rows of liquid distribution nozzles 431 corresponding to the micro liquid channel 212 are disposed at the lower side of the liquid distribution pipe 43, the liquid outlets of the liquid distribution nozzles 431 are located in the micro liquid channel 212, and are used for uniformly introducing the cooling liquid 41 into the micro liquid channel 212,

as shown in fig. 6, a plurality of heat dissipation pipes 451 connected in a zigzag shape are disposed in the heat dissipation bar 45, heat dissipation fins 452 are disposed around the outside of the heat dissipation pipes 451, liquid inlets of the heat dissipation pipes 451 are connected to the liquid pump 44 through liquid outlets 47, suction fans 46 for sucking out hot air inside the heat dissipation fins 452 are disposed on the outside of the heat dissipation bar 45,

as shown in fig. 7-8, the rapid heat dissipation device 5 includes two sets of water distribution pipes 51, each set of water distribution pipes 51 includes a plurality of water distribution pipes 511 respectively penetrating through the pipe holes 23, as shown in fig. 9, the water distribution pipes 511 of the same set are connected with each other, a water inlet valve 52 is installed at a water inlet of the water distribution pipe 511 at the uppermost end of each set of water distribution pipes 51, the water inlet valve 52 is connected with an external water source, a water outlet of the water distribution pipe 511 at the lowermost end of each set of water distribution pipes 51 is connected with a hot water recycling device,

the controller 6 is arranged at the front side of the heat dissipation shell 3, the controller 6 comprises a temperature sensor 61 which is arranged on the inner side wall of the hollow cavity 31 and used for monitoring the temperature of the cooling liquid 41, the temperature sensor is used for starting the rapid heat dissipation device 5 through the controller 6 to dissipate heat and reduce temperature when the temperature of the cooling liquid 41 is higher than an upper limit value, the controller 6 is also connected with the circulating heat dissipation device 4 through a relay, a display screen 62 used for displaying the temperature of the cooling liquid 41 in the hollow cavity 31 is arranged on the surface of the controller 6,

the electronic components are not specially designated, and common products sold in the market can be selected as long as the use requirements of the electronic components can be met.

The working method of the above embodiment is as follows: the casing 1 is installed outside the stator of the high-speed magnetic suspension fan, the front side and the rear side of the casing 1 are respectively connected with the volute and the rear cover in a sealing manner, heat generated by the magnetic suspension fan in the operation process is absorbed and conducted by the radiating inner shell 2, the heat is conducted to the cooling liquid 41 in the hollow cavity 31 through the radiating fins 211 of the radiating inner shell 2, the cooling liquid 41 moves from top to bottom in the micro liquid channel 212, the heat on the radiating fins 211 is absorbed in the moving process, the cooling liquid 41 after absorbing the heat is pumped into the radiating row 45 by the liquid pump 44, the cooling liquid 41 moves in the radiating pipe 451, the heat is absorbed and dispersed by the radiating fins 452, then the heat of the radiating fins 452 is taken away by cooling air transmitted by the suction fan 46, the cooling liquid 41 after primary heat radiation is circularly transmitted into the hollow cavity 31 through the liquid pump 42 for circular heat radiation, when the temperature sensor 62 detects that the temperature of the cooling liquid 41 in the hollow cavity 31 rises to the upper limit value, the detection signal is transmitted to the controller 6, the controller 6 controls the opening of the water inlet valve 52 of the rapid heat dissipation device 5, the water inlet valve 52 leads cooling water into the water distribution pipe 51 from top to bottom, and the heat of the cooling liquid 41 is taken away by the cooling water to perform rapid heat dissipation.

Claims

1. A high-speed magnetic suspension fan casing with high-efficiency heat dissipation and heat exchange functions is characterized by mainly comprising a casing body (1), a heat dissipation inner casing (2), a heat dissipation outer casing (3), a circulating heat dissipation device (4), a rapid heat dissipation device (5) and a controller (6),

the radiating inner shell (2) is attached to the outer side surface of a stator of the high-speed magnetic suspension fan, a radiating fin group (21) is arranged on the outer side surface of the radiating inner shell (2), the radiating fin group (21) comprises radiating fins (211) which are uniformly connected to the radiating inner shell (2), a liquid distribution channel (22) is reserved at the upper end of the radiating fin group (21), micro liquid channels (212) are reserved between adjacent radiating fins (211), and a plurality of tube holes (23) are arranged on the radiating fins (211) in a penetrating manner,

the heat dissipation outer shell (3) is hermetically covered on the outer side of the heat dissipation inner shell (2), a hollow cavity (31) is arranged between the heat dissipation outer shell (3) and the heat dissipation inner shell (2), a fixed platform (32) is arranged on the upper end face of the heat dissipation outer shell (3),

the circulation heat dissipation device (4) comprises cooling liquid (41) filled in the hollow cavity (31) and used for conducting heat of the heat dissipation fins (211), an infusion pump (42) arranged above the left side of the heat dissipation shell (3) and used for conveying the cooling liquid to the hollow cavity (31), a liquid distribution pipe (43) arranged in the liquid distribution channel (22) and communicated with the infusion pump (42), a liquid pumping pump (44) arranged below the right side of the heat dissipation shell (3) and used for pumping the cooling liquid at the bottom of the hollow cavity (31) out, and a heat dissipation row (45) arranged on the fixed platform (32) at intervals,

controller (6) set up in heat dissipation shell (3) front side, and controller (6) are used for monitoring temperature sensor (61) of coolant liquid (41) including setting up on cavity (31) inside wall for start quick heat abstractor (5) through controller (6) when coolant liquid (41) temperature is higher than the upper limit value and dispel the heat the cooling, controller (6) still through the relay with circulation heat abstractor (4) are connected.

2. The casing of the high-speed magnetic suspension fan with the function of efficient heat dissipation and heat exchange as claimed in claim 1, wherein a distance is left between the outer edge of the heat dissipation fin group (21) and the inner wall of the heat dissipation casing (3).

3. The casing of the high-speed magnetic suspension blower with high-efficiency heat dissipation and heat exchange functions as claimed in claim 1, wherein a plurality of heat dissipation pipes (451) connected in a zigzag manner are arranged in the heat dissipation bar (45), heat dissipation fins (452) are arranged on the outer sides of the heat dissipation pipes (451) in a surrounding manner, liquid inlets of the heat dissipation pipes (451) are connected with the liquid pump (44) through liquid outlet pipes (47), and suction fans (46) for sucking out hot air inside the heat dissipation fins (452) are arranged on the outer side surfaces of the heat dissipation bar (45).

4. The casing of the high-speed magnetic suspension fan with high-efficiency heat dissipation and heat exchange functions as claimed in claim 1, wherein the fast heat dissipation device (5) comprises two sets of water distribution pipes (51), each set of water distribution pipes (51) comprises a plurality of water distribution pipes (511) respectively penetrating through the pipe holes (23), the water distribution pipes (511) of the same set are connected with each other, a water inlet valve (52) is installed at a water inlet of the water distribution pipe (511) at the uppermost end of the two sets of water distribution pipes (51), the water inlet valve (52) is connected with an external water source, and a water outlet of the water distribution pipe (511) at the lowermost end of the two sets of water distribution pipes (51) is connected with a hot water recovery device.

5. The casing of the high-speed magnetic suspension fan with the function of efficient heat dissipation and heat exchange as claimed in claim 1, wherein the surface of the controller (6) is provided with a display screen (62) for displaying the temperature of the cooling liquid (41) in the hollow cavity (31).