CN203896115U - Magnetic-suspension high-energy density motor - Google Patents

Magnetic-suspension high-energy density motor Download PDF

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Publication number
CN203896115U
CN203896115U CN201420318159.3U CN201420318159U CN203896115U CN 203896115 U CN203896115 U CN 203896115U CN 201420318159 U CN201420318159 U CN 201420318159U CN 203896115 U CN203896115 U CN 203896115U
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China
Prior art keywords
cooling
water pipe
cooling water
motor
outlet
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Expired - Fee Related
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CN201420318159.3U
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Chinese (zh)
Inventor
刘强
曹建树
叶郭波
焦向东
王得田
王满贺
张海业
魏强
赵倩
刘铱杨
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Beijing Institute of Petrochemical Technology
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Beijing Institute of Petrochemical Technology
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Abstract

The utility model discloses a magnetic-suspension high-energy density motor comprising a rotor assembly arranged in a stator assembly and a liquid cooling device communicated with the stator assembly. Two cooling liquid channels are arranged in a stator assembly housing; the inlet and the outlet of each cooling liquid channel are respectively arranged at the two ends of the stator assembly housing; and the inlets and outlets f the two cooling liquid channels have opposite setting directions. The liquid cooling device is provided with a cooling liquid box and two cooling liquid driving circulating channels communicated to the inside of the cooling liquid box; the outlet of the cooling liquid driving circulating channel I is connected with the inlet of the cooling liquid channel I in a sealing mode; the inlet of the cooling liquid driving circulating channel I is connected with the outlet of the cooling liquid channel I in a sealing mode; the outlet of the cooling liquid driving circulating channel II is connected with the inlet of the cooling liquid channel II in a sealing mode; and the outlet of the cooling liquid driving circulating channel I is connected with the inlet of the cooling liquid channel II in a sealing mode. On the basis of bidirectional cooling, a problem of large motor temperature gradient is effectively solved.

Description

Magnetic suspension high-energy-density motor
Technical field
The utility model relates to high-energy-density machine field, particularly relates to a kind of magnetic suspension high-energy-density motor.
Background technology
The rotating speed of high-energy-density motor is several times or the decades of times of common electric machine, during the high-energy-density motor High Rotation Speed of standard machinery bearing supporting, the larger heat of fretting wear generation because of mechanical bearing, cause mechanical bearing and lubricating oil temperature rise thereof very fast, temperature drift, causes lubrication oil consumption very fast, has further accelerated the wearing and tearing of mechanical bearing, cause the increase of bearing friction power, reduced the operating efficiency of motor.Magnetic suspension high-energy-density motor adopts magnetic suspension bearing supporting, has avoided motor stator to contact with the direct of rotor, without lubricated, has improved machine operation rotating speed.Motor speed is higher, and current of electric is larger, thereby cause that the motor feels hot, amount is larger, and motor temperature is higher.Motor temperature is too high, may cause the fusing of motor winding insulation paint, makes motor short circuit in winding, thereby burn out motor, makes its inefficacy.Therefore, will to adopt Control device of liquid cooling to carry out cooling for magnetic suspension high-energy-density motor.
At present the conventional Control device of liquid cooling of high-energy-density motor has two kinds of air-cooled and water-cooleds.Air-cooled at motor internal provided with fan, during motor high speed rotating, utilize rotor to drive fan to rotate, make air at a high speed through motor internal, heat is taken away and distributed.Water-cooled is utilized cooling fluid to flow through motor surface band and is walked the heat energy that motor produces, and reaches the object of cooling motor.
The disclosed air cooling means of dynamo of number of patent application 200620026531.9, utilizes cooling motor to drive fan blade to rotate, and by blade cover, air is blown into motor internal work drive motor internal heat is taken away, and reaches cooling object.But when work drive motor energy density is larger compared with golf calorific value, the heat that moving air is taken away is limited, cause work drive motor temperature higher, can not to work drive motor, carry out cooling well.The disclosed motor water of number of patent application 201110284797.9 Control device of liquid cooling, receives cooling water and from water inlet, flows into the cooling water channel of electric machine casing, then flow out from delivery port, and the heat that utilizes cooling water to take away electric machine casing surface reaches the object of cooling motor.While flowing in water channel due to cooling fluid, cooling water and electric machine casing heat conduction time near water inlet are short, cooling water temperature is relatively low, cooling water and electric machine casing heat conduction time near delivery port are long, cooling water temperature is relatively high, thereby causes the temperature of water inlet position of electric machine casing lower, and the temperature of delivery port position is higher, make motor have larger temperature gradient, can reduce the performance of motor.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of magnetic suspension high-energy-density motor, can overcome the deficiencies in the prior art, and its radiating rate is fast, motor bulk temperature gradient is low, simple in structure, reliability is high.
For solving the problems of the technologies described above, the utility model provides a kind of magnetic suspension high-energy-density motor, comprising: rotor assembly, stator module and Control device of liquid cooling, and described rotor assembly is arranged in described stator module; In described stator module shell, be provided with two cooling passages, the entrance and exit of every cooling passage divides the two ends that are located at described stator module shell, and the entrance and exit of described two cooling passages arranges opposite direction;
Described Control device of liquid cooling is provided with tank for coolant and drives peripheral passage with two cooling fluids that are communicated with in described tank for coolant, wherein, the outlet of cooling fluid driving peripheral passage one is connected with the inlet seal of the cooling passage one in described two cooling passages, and described cooling fluid drives the entrance of peripheral passage one to be connected with the exit seal of described cooling passage one; The outlet of cooling fluid driving peripheral passage two is connected with the inlet seal of the cooling passage two in described two cooling passages, and described cooling fluid drives the outlet of peripheral passage one to be connected with the inlet seal of described cooling passage two.
The beneficial effects of the utility model are: by setting, have two cooling fluids and drive the Control device of liquid cooling of peripheral passage to coordinate with two cooling passages, at motor housing, form cooling fluid bidirectional circulating cooling, compare with the unidirectional type of cooling, greatly reduce high-energy-density motor self temperature gradient, make motor internal Temperature Distribution more even, thereby improved the performance of high-energy-density motor.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain other accompanying drawings according to these accompanying drawings.
The three-dimensional structure schematic diagram of the magnetic suspension high-energy-density motor that Fig. 1 provides for the utility model embodiment;
The motor cover front view of the motor that Fig. 2 provides for the utility model embodiment;
The motor cabinet three-dimensional structure schematic diagram of the motor that Fig. 3 provides for the utility model embodiment;
The Control device of liquid cooling three-dimensional structure schematic diagram of the motor that Fig. 4 provides for the utility model embodiment;
The rotor assembly schematic cross-section of the motor that Fig. 5 a provides for the utility model embodiment;
The rotor assembly three-dimensional structure schematic diagram of the motor that Fig. 5 b provides for the utility model embodiment;
The stator module schematic cross-section of the motor that Fig. 6 a provides for the utility model embodiment;
The stator module three-dimensional structure schematic diagram of the motor that Fig. 6 b provides for the utility model embodiment.
Embodiment
Below the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on embodiment of the present utility model, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to protection range of the present utility model.
Figure 1 shows that a kind of magnetic suspension high-energy-density motor that the utility model embodiment provides, comprising: rotor assembly, stator module and Control device of liquid cooling, rotor assembly is arranged in stator module; In stator module shell, be provided with two cooling passages, the entrance and exit of every cooling passage divides the two ends that are located at stator module shell, and the entrance and exit of two cooling passages arranges opposite direction;
Control device of liquid cooling is provided with tank for coolant and drives peripheral passage with two cooling fluids that are communicated with in tank for coolant, wherein, the outlet of cooling fluid driving peripheral passage one is connected with the inlet seal of the cooling passage one in two cooling passages, and cooling fluid drives the entrance of peripheral passage one to be connected with the exit seal of cooling passage one; The outlet of cooling fluid driving peripheral passage two is connected with the inlet seal of the cooling passage two in two cooling passages, and cooling fluid drives the outlet of peripheral passage one to be connected with the inlet seal of cooling passage two.
As shown in Figure 2,3, in above-mentioned magnetic suspension high-energy-density motor, in stator module shell, be provided with two cooling passages and be:
Shell is comprised of the motor cabinet that is arranged on the motor cover of stator module outside and is sealed and coated on motor cover outside; Preferably, motor cover 7 is fixedly connected with by high-temperature soldering with motor cabinet 8 two ends;
Article two, cooling passage column wrap are arranged on motor cover outer surface, and the entrance and exit of two cooling passages is arranged on motor cabinet and through motor cabinet and is communicated with outside.Preferably, two cooling passages are two helicitic texture guiding gutters, and the cooling fluid of being more convenient for like this flows along motor cover surface, realizes and better cooling.
In above-mentioned magnetic suspension high-energy-density motor, article two, the entrance and exit of cooling passage arranges opposite direction and is: the entrance of the cooling passage one in two cooling passages and the outlet of cooling passage two are arranged on one end of stator module shell, and the outlet of the cooling passage one in two cooling passages and the entrance of cooling passage two are arranged on the other end of stator module shell.The cooling duct that makes two cooling passages form two-way flow is set like this, guarantees to motor body, to carry out cooling from two-way.
As shown in Figure 4, in above-mentioned magnetic suspension high-energy-density motor, two cooling fluids that Control device of liquid cooling is provided with drive peripheral passage to be:
Article two, cooling fluid drives the cooling fluid in peripheral passage to drive peripheral passage one to comprise: the first suction pump 15A, the first cooling water pipe 14A and the second cooling water pipe 14B; Wherein, the outlet of the first suction pump 15A and the first cooling water pipe 14A is all arranged in tank for coolant, the entrance of the first cooling water pipe 14A is arranged on the outer entrance that drives peripheral passage one as cooling fluid of tank for coolant, the entrance of the second cooling water pipe 14B is connected with the outlet of the first suction pump 15A, and the outlet of the first cooling water pipe 14B is arranged on the outer outlet that drives peripheral passage one as cooling fluid of tank for coolant;
Article two, cooling fluid drives the cooling fluid in peripheral passage to drive peripheral passage two to comprise: the second suction pump 15B, the 3rd cooling water pipe 14C and the 4th cooling water pipe 14D; Wherein, the outlet of the second suction pump 15A and the 3rd cooling water pipe 14C is all arranged in tank for coolant, the entrance of the 3rd cooling water pipe 14C is arranged on the outer entrance that drives peripheral passage two as cooling fluid of tank for coolant, the entrance of the 4th cooling water pipe 14D is connected with the outlet of the second suction pump 15B, and the outlet of the 4th cooling water pipe 14D is arranged on the outer outlet that drives peripheral passage two as cooling fluid of tank for coolant.
Above-mentioned cooling fluid drives peripheral passage one also to comprise: through the first cooling water pipe sealing ring 12A, be connected to the first cooling water pipe joint 11A on the first cooling water pipe 14A entrance, and be connected to the second cooling water pipe joint 11B in the second cooling water pipe 14B outlet through the second cooling water pipe sealing ring 12B;
Above-mentioned cooling fluid drives peripheral passage two also to comprise: through the 3rd cooling water pipe sealing ring 12C, be connected to the 3rd cooling water pipe joint 11C on the 3rd cooling water pipe 14C entrance, and be connected to the 4th cooling water pipe joint 11D in the 4th cooling water pipe 14D outlet through the 4th cooling water pipe sealing ring 12D.
In above-mentioned magnetic suspension high-energy-density motor, the structure of rotor assembly is referring to Fig. 5 a, 5b, and the structure of stator module, referring to Fig. 6 a, 6b, is specifically described in embodiment below.
Below in conjunction with specific embodiment, magnetic suspension high-energy-density motor of the present utility model is described further.
As shown in Figure 1, the magnetic suspension high-energy-density motor of the utility model embodiment, mainly by rotor assembly, stator module and Control device of liquid cooling, formed, wherein, rotor component construction, as shown in Fig. 5 a, 5b, mainly comprises: turbo blade 1, motor shaft 2, left radial direction magnetic bearing 3A rotor, right radial direction magnetic bearing 3B rotor, left pressure ring 4A, right pressure ring 4B, motor 5 rotors and axial magnetic bearing 6 rotors;
In rotor assembly, turbo blade 1 is arranged on motor shaft 2 by screw thread, and left radial direction magnetic bearing 3A rotor and right radial direction magnetic bearing 3B rotor are positioned at motor shaft 2 radial outsides, and are arranged on motor shaft 2 left ends and right-hand member by interference fit;
Left pressure ring 4A, right pressure ring 4B, motor 5 rotors are positioned at motor shaft 2 middle part radial outsides;
Motor 5 rotors, between left pressure ring 4A and right pressure ring 4B, and are fixed on motor shaft 2 by left pressure ring 4A, right pressure ring 4B;
Axial magnetic bearing 6 rotors are positioned at motor shaft 2 right-hand member radial outsides, and are arranged on motor shaft 2 by interference fit;
Left radial direction magnetic bearing 3A stator is positioned at left radial direction magnetic bearing 3A rotor radial outside, and by interference fit, is arranged on motor and overlaps 7 radially inner sides;
Right radial direction magnetic bearing 3B stator is positioned at right radial direction magnetic bearing 3B rotor radial outside, and by interference fit, is arranged on motor and overlaps 7 radially inner sides.
Concrete, Fig. 5 a is the rotor assembly schematic cross-section of the utility model motor, Fig. 5 b is the rotor assembly three-dimensional structure schematic diagram of the utility model motor, rotor assembly mainly comprises turbo blade 1, motor shaft 2, left radial direction magnetic bearing 3A rotor, right radial direction magnetic bearing 3B rotor, left pressure ring 4A, right pressure ring 4B, motor 5 rotors and axial magnetic bearing 6 rotors, turbo blade 1 is arranged on motor shaft 2 by screw thread, left radial direction magnetic bearing 3A rotor and right radial direction magnetic bearing 3B rotor are positioned at motor shaft 2 radial outsides, and be arranged on motor shaft 2 left ends and right-hand member by interference fit, left pressure ring 4A, right pressure ring 4B and motor 5 rotors are positioned at motor shaft 2 middle part radial outsides, motor 5 rotors are between left pressure ring 4A and right pressure ring 4B, and be fixed on motor shaft 2 by left pressure ring 4A and right pressure ring 4B, axial magnetic bearing 6 rotors are positioned at motor shaft 2 right-hand member radial outsides, and be arranged on motor shaft 2 by interference fit.
Stator module structure, as shown in Fig. 6 a, 6b, mainly comprises: left radial direction magnetic bearing 3A stator, right radial direction magnetic bearing 3B stator, motor 5 stators, axial magnetic bearing 6 stators, motor cover 7, motor cabinet 8, left end cap 9 and right end cap 10;
In stator module, motor 5 stators are positioned at motor 5 rotor radials outsides, and by interference fit, are arranged on motor and overlap 7 radially inner sides;
Axial magnetic bearing 6 stators are positioned at axial magnetic bearing 6 rotors left sides and right sides, and by interference fit, are arranged on motor and overlap 7 radially inner sides;
Motor cabinet 8 is positioned at motor and overlaps 7 radial outsides, and motor cabinet 8 overlaps 7 interference fits with motor, and is arranged on motor cover 7 by the scolding tin seal welding at two ends;
Left end cap 9 is positioned at motor cover 7 and motor cabinet 8 left ends, and is arranged on motor cabinet 8 by trip bolt, and right end cap 10 is positioned at motor cover 7 and motor cabinet 8 right-hand members, and is arranged on motor cabinet 8 by trip bolt.
Concrete, Fig. 6 a is the stator module schematic cross-section of the utility model motor, Fig. 6 b is the stator module three-dimensional structure schematic diagram of the utility model motor, stator module mainly comprises left radial direction magnetic bearing 3A stator, right radial direction magnetic bearing 3B stator, motor 5 stators, axial magnetic bearing 6 stators, motor cover 7, motor cabinet 8, left end cap 9 and right end cap 10, left radial direction magnetic bearing 3A stator is positioned at left radial direction magnetic bearing 3A rotor radial outside, and by interference fit, be arranged on motor and overlap 7 radially inner sides, right radial direction magnetic bearing 3B stator is positioned at right radial direction magnetic bearing 3B rotor radial outside, and by interference fit, be arranged on motor and overlap 7 radially inner sides, motor 5 stators are positioned at motor 5 rotor radial outsides, and by interference fit, be arranged on motor and overlap 7 radially inner sides, axial magnetic bearing 6 stators are positioned at axial magnetic bearing 6 rotor left side and right sides, and by interference fit, be arranged on motor and overlap 7 radially inner sides, motor cabinet 8 is positioned at motor and overlaps 7 radial outsides, motor cabinet 8 overlaps 7 interference fits with motor, and be arranged on motor cover 7 by the scolding tin seal welding at two ends, left end cap 9 is positioned at motor cover 7 and motor cabinet 8 left ends, and be arranged on motor cabinet 8 by trip bolt, right end cap 10 is positioned at motor cover 7 and motor cabinet 8 right-hand members, and be arranged on motor cabinet 8 by trip bolt.
Fig. 2 is that the motor of the utility model motor overlaps 7 front views, its material is low magnetic stainless steel 1Cr18Ni9Ti material, left welding cylindrical face 71 and backhand welding junction 78 are for installing with motor cabinet 8 seal weldings, prevent that cooling fluid from overflowing between motor cover 7 and motor cabinet 8 gaps, left guiding gutter 72 and right guiding gutter 73 form double helix guiding gutter, and be surrounded on the external cylindrical surface of motor cover 7, left circulating cooling liquid flows into left guiding gutter 73 from left loop head 75, from left loop exit 77, flow out again, right circulating cooling liquid flows out right guiding gutter 72 from right loop head 76, from right loop exit 74, flow out again.
Fig. 3 is the motor cabinet 8 three-dimensional structure schematic diagrames of the utility model motor, its material is low magnetic stainless steel 1Cr18Ni9Ti material, the first cooling water pipe jiont treatment groove 81 is for the first cooling water pipe joint 11A location and installation, the second cooling water pipe jiont treatment groove 82 is for the second cooling water pipe joint 11B location and installation, the 3rd cooling water pipe jiont treatment groove 83 is for the 3rd cooling water pipe joint 11C location and installation, the 4th cooling water pipe jiont treatment groove 84 is for the 4th cooling water pipe joint 11D location and installation, and pedestal is installed via hole 85 and installed for magnetic suspension high-energy-density motor and pedestal.
Control device of liquid cooling structure as shown in Figure 4, mainly comprises: the first cooling water pipe joint 11A, the second cooling water pipe joint 11B, the 3rd cooling water pipe joint 11C, the 4th cooling water pipe joint 11D, the first cooling water pipe sealing ring 12A, the second cooling water pipe sealing ring 12B, the 3rd cooling water pipe sealing ring 12C, the 4th cooling water pipe sealing ring 12D, tank for coolant 13, the first cooling water pipe 14A, the second cooling water pipe 14B, the 3rd cooling water pipe 14C, the 4th cooling water pipe 14D, the first suction pump 15A and the second suction pump 15B;
In Control device of liquid cooling, tank for coolant 13 is positioned at motor cabinet 8 rear sides; The first suction pump 15A is connected with the 4th cooling water pipe 14D, and is immersed in tank for coolant 13, and the second suction pump 15B is connected with the second cooling water pipe 14B, and is immersed in tank for coolant 13; The first cooling water pipe 14A is positioned at the first cooling water pipe joint 11A upper end, and its one end is connected with the first cooling water pipe joint 11A by the first cooling water pipe sealing ring 12A, and the other end inserts in tank for coolant 13; The 3rd cooling water pipe 14C is positioned at the 3rd cooling water pipe joint 11C upper end, and its one end is connected with the 3rd cooling water pipe joint 11C by the 3rd cooling water pipe sealing ring 12C, and the other end inserts in tank for coolant 13; The second cooling water pipe 14B is positioned at the second cooling water pipe joint 11B upper end, and its one end is connected with the second cooling water pipe joint 11B by the second cooling water pipe sealing ring 12B, and the other end is connected with the second suction pump 15B; The 4th cooling water pipe 14D is positioned at the 4th cooling water pipe joint 11D upper end, and its one end is connected with the 4th cooling water pipe joint 11D by the 4th cooling water pipe sealing ring 12D, and the other end is connected with the first suction pump 15A;
The first cooling water pipe joint 11A, the second cooling water pipe joint 11B, the 3rd cooling water pipe joint 11C, the 4th cooling water pipe joint 11D are positioned at motor cabinet 8 tops, and are arranged on motor cabinet 8 by trip bolt; The first cooling water pipe joint 11A and the 4th cooling water pipe joint 11D are positioned at motor cabinet 8 right-hand members; The second cooling water pipe joint 11B and the 3rd cooling water pipe joint 11C are positioned at motor cabinet 8 left ends;
The first cooling water pipe sealing ring 12A is threaded connection and is arranged on the first cooling water pipe joint 11A; The second cooling water pipe sealing ring 12B is threaded connection and is arranged on the second cooling water pipe joint 11B; The 3rd cooling water pipe sealing ring 12C is threaded connection and is arranged on the 3rd cooling water pipe joint 11C; The 4th cooling water pipe sealing ring 12D is threaded connection and is arranged on the 4th cooling water pipe joint 11D;
Concrete, Fig. 4 is the Control device of liquid cooling three-dimensional structure schematic diagram of the utility model motor, and Control device of liquid cooling mainly comprises the first cooling water pipe joint 11A, the second cooling water pipe joint 11B, the 3rd cooling water pipe joint 11C, the 4th cooling water pipe joint 11D, the first cooling water pipe sealing ring 12A, the second cooling water pipe sealing ring 12B, the 3rd cooling water pipe sealing ring 12C, the 4th cooling water pipe sealing ring 12D, tank for coolant 13, the first cooling water pipe 14A, the second cooling water pipe 14B, the 3rd cooling water pipe 14C, the 4th cooling water pipe 14D, the first suction pump 15A and the second suction pump 15B.In the Control device of liquid cooling course of work, the second suction pump 15B sends into cooling fluid the second cooling water pipe 14B from tank for coolant 13, through the second cooling water pipe sealing ring 12B and the second cooling water pipe joint 11B, enter motor and overlap 7 left guiding gutters, by the first cooling water pipe joint 11A, flowed out again, through the first cooling water pipe sealing ring 12A and the first cooling water pipe 14A, flow in tank for coolant 13, the first suction pump 15A sends into cooling fluid the 4th cooling water pipe 14D from tank for coolant 13, through the 4th cooling water pipe sealing ring 12D and the 4th cooling water pipe joint 11D, enter motor and overlap 7 right guiding gutters, by the 3rd cooling water pipe joint 11C, flowed out again, through the 3rd cooling water pipe sealing ring 12C and the 3rd cooling water pipe 14C, flow in tank for coolant 13.
Magnetic suspension high-energy-density machine operation process is as shown in Figure 1, after adjusting magnetic bearing magnetic gap and motor gas-gap, radial direction magnetic bearing, motor and axial magnetic bearing three's the hot interference of stator is arranged in motor cover, subsequently motor cabinet is enclosed within on motor cover external cylindrical surface, by high-temperature soldering, motor is overlapped and the sealed at both ends welding of motor cabinet again, prevent that cooling fluid from flowing out between both gaps.In the motor suspension course of work, utilize two-way water-cooling system to carry out cooling to magnetic suspension high-energy-density motor.The second cooling water pipe sent into cooling fluid by the second suction pump from tank for coolant, through the second cooling water pipe sealing ring and the second cooling water pipe joint, enter motor and overlap left guiding gutter, then flowed out by the first cooling water pipe joint, through the first cooling water pipe sealing ring and the first cooling water pipe, flow in tank for coolant.The 4th cooling water pipe sent into cooling fluid by the first suction pump from tank for coolant, through the 4th cooling water pipe sealing ring and the 4th cooling water pipe joint, enter motor and overlap right guiding gutter, then flowed out by the 3rd cooling water pipe joint, through the 3rd cooling water pipe sealing ring and the 3rd cooling water pipe, flow in tank for coolant.Due to the left and right both direction inflow and outflow of cooling fluid from motor cover, greatly reduce motor and overlap surperficial temperature gradient, make the Temperature Distribution of motor internal more even, improved machine operation Performance And Reliability.
The content not being described in detail in the utility model specification belongs to the known prior art of professional and technical personnel in the field.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claims.

Claims (7)

1. a magnetic suspension high-energy-density motor, comprising: rotor assembly, stator module and Control device of liquid cooling, and described rotor assembly is arranged in described stator module; It is characterized in that, in described stator module shell, be provided with two cooling passages, the entrance and exit of every cooling passage divides the two ends that are located at described stator module shell, and the entrance and exit of described two cooling passages arranges opposite direction;
Described Control device of liquid cooling is provided with tank for coolant and drives peripheral passage with two cooling fluids that are communicated with in described tank for coolant, wherein, the outlet of cooling fluid driving peripheral passage one is connected with the inlet seal of the cooling passage one in described two cooling passages, and described cooling fluid drives the entrance of peripheral passage one to be connected with the exit seal of described cooling passage one; The outlet of cooling fluid driving peripheral passage two is connected with the inlet seal of the cooling passage two in described two cooling passages, and described cooling fluid drives the outlet of peripheral passage one to be connected with the inlet seal of described cooling passage two.
2. magnetic suspension high-energy-density motor according to claim 1, is characterized in that, is provided with two cooling passages to be in described stator module shell:
Shell is comprised of the motor cabinet that is arranged on the motor cover of stator module outside and is sealed and coated on described motor cover outside;
Described two cooling passages column wrap are arranged on described motor cover outer surface, and the entrance and exit of described two cooling passages is arranged on described motor cabinet and through described motor cabinet and is communicated with outside.
3. magnetic suspension high-energy-density motor according to claim 1 and 2, is characterized in that, described two cooling passages are two helicitic texture guiding gutters.
4. magnetic suspension high-energy-density motor according to claim 2, is characterized in that, described motor cover (7) is fixedly connected with by high-temperature soldering with motor cabinet (8) two ends.
5. magnetic suspension high-energy-density motor according to claim 1 and 2, is characterized in that, the entrance and exit of described two cooling passages arranges opposite direction and is:
The entrance of cooling passage one in described two cooling passages and the outlet of cooling passage two are arranged on one end of described stator module shell, and the outlet of cooling passage one in described two cooling passages and the entrance of cooling passage two are arranged on the other end of described stator module shell.
6. magnetic suspension high-energy-density motor according to claim 1 and 2, is characterized in that, two cooling fluids that described Control device of liquid cooling is provided with drive peripheral passage to be:
Article two, cooling fluid drives the cooling fluid in peripheral passage to drive peripheral passage one to comprise: the first suction pump (15A), the first cooling water pipe (14A) and the second cooling water pipe (14B); Wherein, the outlet of described the first suction pump (15A) and described the first cooling water pipe (14A) is all arranged in described tank for coolant, the entrance of described the first cooling water pipe (14A) is arranged on the outer entrance that drives peripheral passage one as described cooling fluid of described tank for coolant, the entrance of described the second cooling water pipe (14B) is connected with the outlet of described the first suction pump (15A), and the outlet of described the first cooling water pipe (14B) is arranged on the outer outlet that drives peripheral passage one as described cooling fluid of described tank for coolant;
Article two, cooling fluid drives the cooling fluid in peripheral passage to drive peripheral passage two to comprise: the second suction pump (15B), the 3rd cooling water pipe (14C) and the 4th cooling water pipe (14D); Wherein, the outlet of described the second suction pump (15A) and described the 3rd cooling water pipe (14C) is all arranged in described tank for coolant, the entrance of described the 3rd cooling water pipe (14C) is arranged on the outer entrance that drives peripheral passage two as described cooling fluid of described tank for coolant, the entrance of described the 4th cooling water pipe (14D) is connected with the outlet of described the second suction pump (15B), and the outlet of described the 4th cooling water pipe (14D) is arranged on the outer outlet that drives peripheral passage two as described cooling fluid of described tank for coolant.
7. magnetic suspension high-energy-density motor according to claim 6, it is characterized in that, described cooling fluid drives peripheral passage one also to comprise: through the first cooling water pipe sealing ring (12A), be connected to the first cooling water pipe joint (11A) on described the first cooling water pipe (14A) entrance, and be connected to the second cooling water pipe joint (11B) in described the second cooling water pipe (14B) outlet through the second cooling water pipe sealing ring (12B);
Described cooling fluid drives peripheral passage two also to comprise: through the 3rd cooling water pipe sealing ring (12C), be connected to the 3rd cooling water pipe joint (11C) on described the 3rd cooling water pipe (14C) entrance, and be connected to the 4th cooling water pipe joint (11D) in described the 4th cooling water pipe (14D) outlet through the 4th cooling water pipe sealing ring (12D).
CN201420318159.3U 2014-06-13 2014-06-13 Magnetic-suspension high-energy density motor Expired - Fee Related CN203896115U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104009587A (en) * 2014-06-13 2014-08-27 北京石油化工学院 Magnetic levitation high-energy-density motor
CN105337452A (en) * 2015-12-09 2016-02-17 南京磁谷科技有限公司 Immersion type liquid cooling structure of isolation rotor in magnetic levitation motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104009587A (en) * 2014-06-13 2014-08-27 北京石油化工学院 Magnetic levitation high-energy-density motor
CN105337452A (en) * 2015-12-09 2016-02-17 南京磁谷科技有限公司 Immersion type liquid cooling structure of isolation rotor in magnetic levitation motor

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