CN218301103U

CN218301103U - Water-cooled permanent magnet motor for hydrogen compressor

Info

Publication number: CN218301103U
Application number: CN202222834610.4U
Authority: CN
Inventors: 肖明胜; 王毅; 王磊
Original assignee: Fubo Jieen Hydrogen Compressor Technology Beijing Co ltd
Current assignee: Fubo Jieen Hydrogen Compressor Technology Beijing Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-13
Anticipated expiration: 2032-10-26

Abstract

The utility model relates to a permanent-magnet machine technical field just discloses a hydrogen compressor water-cooling permanent-magnet machine, the on-line screen storage device comprises a base, the top surface fixed mounting of base has the supporting seat, the top surface fixed mounting of supporting seat has the casing, the front end movable mounting of casing has the aircraft bonnet. The utility model discloses an let in the cooling water in the feed liquor pipe, and accomplish the inside cooling of motor in entering into the cooling jacket, and add the rear end cap in the rear end of casing, make the internally mounted of rear end cap and the multiunit cooling tube that the intercommunication cover communicates mutually, utilize the baffle in the cooling jacket, make hydrogen compressor recirculated cooling water get into half position in the back cooling motor, and circulate when the cooling tube after the heat transfer, it is rotatory to utilize the pivot to drive the blade, realize the cooling of liquid in the cooling tube, circulate the cooling water of secondary cooling to another half space of cooling jacket, accomplish the cooling of second half space in the motor, through the mode of air-cooled cooling water in the middle of increasing, improve the cooling effect.

Description

Water-cooled permanent magnet motor for hydrogen compressor

Technical Field

The utility model relates to a permanent-magnet machine technical field, more specifically say, the utility model relates to a water-cooling permanent-magnet machine for hydrogen compressor.

Background

The permanent magnet motor provides excitation by the permanent magnet, so that the structure of the motor is simpler, the processing and assembly cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, and the running reliability of the motor is improved; and because excitation current and excitation loss are not needed, the efficiency and the power density of the motor are improved, and the driving motor in the hydrogen compressor industry is basically a three-phase asynchronous motor at present.

Three-phase asynchronous motor for hydrogen compressor among the prior art, in the use, it is rotatory to adopt inside pivot to drive fan blade usually, carry out the forced air cooling, because of the cooling effect is not good, cause the motor to move under high temperature for a long time, the work efficiency is low and life has been shortened, carry out inside cooling from motor one end inhaled air, however when actually inhaling the cooling, inside the dust in the environment is inhaled into the motor easily, make inside dirty, and then influence three-phase asynchronous motor's job stabilization.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a water-cooling permanent magnet motor for a hydrogen compressor, which has the advantages of high-efficiency water cooling and improved energy utilization rate.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a water-cooling permanent magnet motor for hydrogen compressor, includes the base, the top surface fixed mounting of base has the supporting seat, the top surface fixed mounting of supporting seat has the casing, the front end movable mounting of casing has the aircraft bonnet, the pivot has been cup jointed in the inside activity of aircraft bonnet and casing, the outer fixed surface of pivot has been cup jointed the rotor, the fixed cover in inside of casing has stator winding, the internal surface fixed connection of casing has cup jointed the cooling jacket, the rear end face fixedly connected with rear end cap of casing, the internal surface fixed connection of rear end cap has the intercommunication cover, the quantity of intercommunication cover is two, two fixed intercommunication has the cooling tube between the intercommunication cover, the external surface fixed connection of pivot has cup jointed the blade, fixed intercommunication has the connecting pipe between cooling jacket and the intercommunication cover, the through-hole has all been seted up to the surface of casing and the surface of cooling jacket, the inner chamber has been seted up to the inside of cooling jacket, the inside fixedly connected with baffle of cooling jacket, the external surface fixed intercommunication of casing has the intercommunication ring, the both sides of intercommunication ring surface are fixed intercommunication respectively has feed liquor pipe and drain pipe, the internal surface fixed connection of intercommunication ring has the intermediate lamella.

As a preferred technical scheme of the utility model, the venthole has been seted up to the terminal surface of rear end cap, the inlet port has been seted up to the top surface of rear end cap surface.

Through the venthole and the inlet port that utilize both sides to distribute for when the blade was rotatory along with the pivot, suction air and blow to the multiunit cooling tube in the environment, realize the intercooling of cooling tube, improve the time cooling capacity, thereby improve the inside heat transfer cooling effect of motor.

As an optimized technical scheme of the utility model, the fixed bearing housing that has cup jointed of terminal surface of aircraft bonnet, the interior envelope surface and the pivot activity of bearing housing are cup jointed.

The bearing sleeve is movably sleeved with the rotating shaft, so that the rotating shaft has a stable rotating effect.

As an optimized technical scheme of the utility model, the quantity of baffle is two, two the baffle distributes in the inside of cooling jacket from top to bottom.

Through the baffle that distributes from top to bottom, space division in with the cooling jacket is two spaces, and wherein one side lets in first cooling water, accomplishes the inside one side heat transfer cooling of motor, and the inside opposite side space of cooling jacket lets in intercooling's cooling water, increases the cooling capacity from the centre, improves total cooling effect.

As an optimal technical scheme of the utility model, the fixed surface of aircraft bonnet is connected with the mounting panel, the fixed surface of casing has cup jointed the collar, the bolt has been cup jointed in the inside activity of collar and mounting panel, the surface screw thread of bolt has cup jointed the locking cap.

The bolt movably sleeved in the mounting ring and the mounting plate is sleeved with the locking cap through threads, so that the fixed mounting of the hood and the shell is completed.

As an optimized technical scheme of the utility model, the quantity of intermediate lamella is two, two the intermediate lamella longitudinal symmetry distributes in the inside of intercommunication ring.

The inner part of the communication ring is divided into a left space and a right space by using two intermediate plates positioned in the communication ring, and the left space and the right space are respectively used for introducing cooling water and discharging the cooling water.

As a preferred technical scheme of the utility model, the annular has been seted up to the internal surface of casing, the internal surface and the cooling jacket of annular are fixed cup joints.

The cooling sleeve is fixedly sleeved by the annular groove, the inner side surface of the cooling sleeve is in good contact with the stator winding, and the contact heat dissipation effect is improved.

As another cooling mode, the cooling water circulation system comprises a water cooler, and the water cooler is communicated with the liquid inlet pipe and the liquid outlet pipe.

As an optimal technical scheme of the utility model, the cooling jacket is including encircleing the spiral water-cooling passageway that sets up in the casing, the both ends of spiral water-cooling passageway link to each other with feed liquor pipe, drain pipe respectively.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an internal surface fixing at the casing cup joints the cooling jacket, and open and establish the inner chamber in the cooling jacket, and make casing surface fixed mounting intercommunication ring, make intercommunication ring's surface respectively fixed intercommunication feed liquor pipe and drain pipe, cool off through utilizing hydrogen compressor recirculated cooling water, abundant utilization cooling water conduction effect, let in the cooling water in the feed liquor pipe, and accomplish the inside cooling of motor in entering the cooling jacket, and add the rear end cap in the rear end of casing, make the internally mounted of rear end cap and the multiunit cooling tube that the intercommunication cover communicates, utilize the baffle in the cooling jacket, make hydrogen compressor recirculated cooling water get into half position in the back cooling motor, and circulate after the heat transfer when to the cooling tube, it is rotatory to utilize the pivot to drive the blade, realize the cooling of liquid in the cooling tube, circulate the cooling water of secondary cooling to another half space of cooling jacket, accomplish the other half space in the motor, through the mode of air-cooled cooling water in the middle of increasing, improve the cooling effect.

2. The utility model discloses an utilize hydrogen compressor recirculated cooling water to cool off, the cooling capacity of rational utilization hydrogen compressor recirculated cooling water to the rotation effect of the rotatory in-process of cooperation motor shaft drives the blade rotation, accomplishes the middle cooling of cooling water behind the heat transfer, improves the cooling capacity, and the turning force of rational utilization pivot and the cooling capacity of hydrogen compressor recirculated cooling water have improved energy efficiency greatly, excellent in use effect.

Drawings

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

fig. 2 is a rear end schematic view of the present invention;

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

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

FIG. 5 is a schematic view of the connection between the connecting pipe and the cooling jacket according to the present invention;

FIG. 6 is a schematic cross-sectional view of the cooling jacket of the present invention;

fig. 7 is a schematic view of the housing of the present invention;

FIG. 8 is a schematic cross-sectional view of the communication ring of the present invention;

fig. 9 is a schematic view of the structure of the spiral water-cooling channel.

In the figure: 1. a base; 2. a supporting seat; 3. a housing; 4. a hood; 5. a bearing housing; 6. a rotating shaft; 7. a rotor; 8. a stator winding; 9. a cooling jacket; 10. a rear end cap; 11. a blade; 12. a communicating sleeve; 13. a cooling tube; 14. a connecting pipe; 15. an inner cavity; 16. a partition plate; 17. a through hole; 18. an air outlet; 19. a communication ring; 20. a liquid inlet pipe; 21. mounting a plate; 22. a mounting ring; 23. a bolt; 24. a locking cap; 25. a liquid outlet pipe; 26. an air inlet; 27. a middle plate; 28. a ring groove; 29. and a spiral water cooling channel.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 8, the utility model provides a water-cooling permanent magnet motor for hydrogen compressor, which comprises a base 1, base 1's top surface fixed mounting has supporting seat 2, supporting seat 2's top surface fixed mounting has casing 3, casing 3's front end movable mounting has aircraft bonnet 4, pivot 6 has been cup jointed to the inside activity of aircraft bonnet 4 and casing 3, rotor 7 has been cup jointed to pivot 6's external fixed surface, casing 3's inside fixed cover has stator winding 8, casing 3's internal surface fixed has cooling jacket 9, casing 3's rear end face fixedly connected with rear end cap 10, the internal surface fixed connection of rear end cap 10 has intercommunication cover 12, the quantity of intercommunication cover 12 is two, fixed intercommunication has cooling tube 13 between two intercommunication covers 12, the external fixed surface of pivot 6 has cup jointed blade 11, the fixed intercommunication has connecting pipe 14 between cooling jacket 9 and the intercommunication cover 12, through-hole 17 has all been seted up to casing 3's the surface and cooling jacket 9's surface, inner chamber 15 has been seted up to cooling jacket 9's inside fixed connection has baffle 16, casing 3's external fixed surface has intercommunication ring 19, the both sides of intercommunication ring 19 have liquid outlet pipe and the intercommunication 20 respectively, internal surface intercommunication plate intercommunication 27 has connected with intercommunication.

Wherein, the end surface of the rear end cover 10 is provided with an air outlet 18, and the top surface of the outer surface of the rear end cover 10 is provided with an air inlet 26.

Through utilizing the venthole 18 and the inlet port 26 that both sides distribute for when blade 11 followed pivot 6 rotation, from the environment suction air and blow to multiunit cooling tube 13, realize the intercooling of cooling tube 13, improve the time cooling capacity, thereby improve the inside heat transfer cooling effect of motor.

Wherein, the end face of the hood 4 is fixedly sleeved with a bearing sleeve 5, and the inner wrapping surface of the bearing sleeve 5 is movably sleeved with a rotating shaft 6.

The bearing sleeve 5 and the rotating shaft 6 are movably sleeved, so that the rotating shaft 6 has a stable rotating effect.

The number of the partition plates 16 is two, and the two partition plates 16 are vertically distributed in the cooling jacket 9.

Through the baffle 16 that utilizes upper and lower distribution, space division in with cooling jacket 9 is two spaces, and wherein one side lets in first cooling water, accomplishes the inside one side heat transfer cooling of motor, and the inside opposite side space of cooling jacket 9 lets in intercooling's cooling water, increases the cooling capacity from the centre, improves total cooling effect.

Wherein, the outer fixed surface of aircraft bonnet 4 is connected with mounting panel 21, and the outer fixed surface of casing 3 has cup jointed collar 22, and the inside activity of collar 22 and mounting panel 21 has cup jointed bolt 23, and the surface screw thread of bolt 23 has cup jointed locking cap 24.

The fixed installation of the hood 4 and the housing 3 is completed by the threaded socket of the bolt 23 movably sleeved in the mounting ring 22 and the locking cap 24 by the mounting plate 21.

The number of the intermediate plates 27 is two, and the two intermediate plates 27 are vertically and symmetrically distributed inside the communication ring 19.

The inside of the communication ring 19 is divided into two spaces of the left and right sides by using two intermediate plates 27 located in the communication ring 19 for introducing and discharging cooling water, respectively.

Wherein, the inner surface of the shell 3 is provided with a ring groove 28, and the inner surface of the ring groove 28 is fixedly sleeved with the cooling jacket 9.

The fixed sleeve joint of the cooling jacket 9 is completed by the annular groove 28, and the inner side surface of the cooling jacket 9 is in good contact with the stator winding 8, so that the contact heat dissipation effect is improved.

The utility model discloses a theory of operation and use flow: when the cooling is carried out, the motor is kept to rotate, circulating cooling water of the hydrogen compressor is introduced into the liquid inlet pipe 20, then the entering cooling liquid flows to a space on one side of the communicating ring 19 and enters the cooling jacket 9 through the through hole 17, the cooling liquid entering the cooling jacket 9 is filled with the space on one side of the cooling jacket 9 and is subjected to heat exchange and temperature rise, the warmed cooling water flows into the cooling pipe 13 through the connecting pipe 14 on one side and is cooled by the air volume blown out by the blades 11 in the cooling pipe, the cooled cooling water enters the cooling jacket 9 again through the connecting pipe 14 on the other side and is filled with the space on the other side of the cooling jacket 9, and the cooling water is circulated to the space on the other side of the communicating ring 19 through the through hole 17 after being heated by the heat exchange during cooling and is discharged through the liquid outlet pipe 25.

Wherein as another kind of cooling methods, cooling water circulation system includes the cold water machine, and the cold water machine is linked together with feed liquor pipe and drain pipe, and wherein the cooling jacket is including encircleing the spiral water-cooling channel who sets up in the casing, and the both ends of spiral water-cooling channel link to each other with feed liquor pipe, drain pipe respectively, utilize spiral cold water channel can increase the area in the inside water-cooling region of motor casing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a water-cooling permanent-magnet machine for hydrogen compressor, includes base (1), its characterized in that: the utility model discloses a cooling water circulation system, including base (1), top surface fixed mounting of base (1) has supporting seat (2), the top surface fixed mounting of supporting seat (2) has casing (3), the front end movable mounting of casing (3) has aircraft bonnet (4), pivot (6) have been cup jointed in the inside activity of aircraft bonnet (4) and casing (3), rotor (7) have been cup jointed to the external fixed surface of pivot (6), stator winding (8) have been cup jointed to the internal fixed of casing (3), cooling jacket (9) have been cup jointed to the internal surface fixed mounting of casing (3), the rear end face fixedly connected with rear end cap (10) of casing (3), shown cooling jacket is connected with cooling water circulation system, through-hole (17) have all been seted up to the surface of casing (3) and the surface of cooling jacket (9), inner chamber (15) have been seted up to the inside of cooling jacket (9), the internal fixed connection of cooling jacket (16) of casing (3), the external surface fixed connection of casing (3) has intercommunication ring (19), the both sides of intercommunication ring (19) surface are fixed respectively and are communicated feed liquor pipe (20) and drain pipe (25), the internal surface (27) of fixed connection has.

2. The water-cooled permanent magnet motor for a hydrogen compressor according to claim 1, characterized in that: cooling water circulation system is including the intercommunication cover, the intercommunication cover sets up the internal surface in rear end cap (10), the quantity of intercommunication cover (12) is two, two fixed intercommunication has cooling tube (13) between intercommunication cover (12), the fixed cover in surface of pivot (6) has connected blade (11), fixed intercommunication has connecting pipe (14) between cooling jacket (9) and intercommunication cover (12).

3. The water-cooled permanent magnet motor for a hydrogen compressor according to claim 1, wherein: the end face of the rear end cover (10) is provided with an air outlet hole (18), and the top surface of the outer surface of the rear end cover (10) is provided with an air inlet hole (26).

4. The water-cooled permanent magnet motor for a hydrogen compressor according to claim 1, wherein: the end face of the hood (4) is fixedly sleeved with a bearing sleeve (5), and the inner wrapping surface of the bearing sleeve (5) is movably sleeved with the rotating shaft (6).

5. The water-cooled permanent magnet motor for a hydrogen compressor according to claim 2, wherein: the number of the partition plates (16) is two, and the two partition plates (16) are vertically distributed in the cooling jacket (9).

6. The water-cooled permanent magnet motor for a hydrogen compressor according to claim 1, characterized in that: the outer fixed surface of aircraft bonnet (4) is connected with mounting panel (21), the outer fixed surface of casing (3) has cup jointed collar (22), bolt (23) have been cup jointed in the inside activity of collar (22) and mounting panel (21), the surface screw thread of bolt (23) has cup jointed locking cap (24).

7. The water-cooled permanent magnet motor for a hydrogen compressor according to claim 2, wherein: the number of the middle plates (27) is two, and the two middle plates (27) are vertically and symmetrically distributed in the communication ring (19).

8. The water-cooled permanent magnet motor for a hydrogen compressor according to claim 1, wherein: and the inner surface of the shell (3) is provided with a ring groove (28), and the inner surface of the ring groove (28) is fixedly sleeved with the cooling jacket (9).

9. The water-cooled permanent magnet motor for a hydrogen compressor according to claim 1, wherein: the cooling water circulation system comprises a water cooler which independently runs outside the machine, and the water cooler is communicated with the liquid inlet pipe (20) and the liquid outlet pipe (25).

10. The water-cooled permanent magnet motor for a hydrogen compressor as claimed in claim 9, wherein: the cooling jacket comprises a spiral water-cooling channel arranged in the shell in a surrounding mode, and two ends of the spiral water-cooling channel are connected with the liquid inlet pipe and the liquid outlet pipe respectively.