CN110165834A - A kind of fountain cooling device for magnetic suspension compressor - Google Patents
A kind of fountain cooling device for magnetic suspension compressor Download PDFInfo
- Publication number
- CN110165834A CN110165834A CN201910595691.7A CN201910595691A CN110165834A CN 110165834 A CN110165834 A CN 110165834A CN 201910595691 A CN201910595691 A CN 201910595691A CN 110165834 A CN110165834 A CN 110165834A
- Authority
- CN
- China
- Prior art keywords
- magnetic suspension
- suspension compressor
- cooling
- electric machine
- machine casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 67
- 239000000725 suspension Substances 0.000 title claims abstract description 40
- 239000002826 coolant Substances 0.000 claims abstract description 23
- 239000007921 spray Substances 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims 1
- 238000005507 spraying Methods 0.000 abstract description 5
- 238000004804 winding Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract description 2
- 238000000889 atomisation Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/5846—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling by injection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The present invention provides a kind of fountain cooling devices for magnetic suspension compressor, including condenser, flow controller, evaporator and electric machine casing；The first cooling vent and third cooling vent are successively arranged at the top of electric machine casing；Electric machine casing bottom is equipped with the second discharge outlet；Impeller gas outlet is connect with condenser air inlet, and condenser coolant outlet is separately connected the first cooling vent, third cooling vent and flow controller one end, and the flow controller other end connects evaporator inlet.A kind of fountain cooling device for magnetic suspension compressor of the present invention, with the use of condenser, flow controller, evaporator and spray apertures, dispersion spraying cooling can be carried out to the motor stator winding end inside magnetic suspension compressor, realize that each spot temperature distribution tends to be uniform inside magnetic suspension compressor, promote the working efficiency of magnetic suspension compressor, the operational reliability for increasing magnetic suspension compressor, prolongs the service life, and reduces maintenance and repair frequency.
Description
Technical field
The invention belongs to magnetic suspension compressor cooling fields, more particularly, to a kind of fountain for magnetic suspension compressor
Cooling device.
Background technique
Under the conditions of the prior art, magnetic suspension compressor can have higher turn due to using magnetic suspension bearing control technology
Speed, therefore important means magnetic suspension compressor inside being cooled in order to guarantee magnetic suspension compressor performance, due to magnetic suspension
The performance requirement of magnetic suspension compressor has been not achieved in the cooling structure of the special construction of compressor, existing common compressor,
It is easy to cause to make magnetic material lose magnetism due to magnetic suspension compressor internal high temperature, carry out seriously affecting magnetic suspension compressor
Working performance.
Summary of the invention
In view of this, the present invention is directed to propose a kind of fountain cooling device for magnetic suspension compressor, is used cooperatively
Condenser, flow controller, evaporator and spray apertures can divide the motor stator winding end inside magnetic suspension compressor
Spraying cooling is dissipated, while coolant can also fill rotor by the air gap between motor stator and rotor
Divide cooling, realize that each spot temperature distribution tends to be uniform inside magnetic suspension compressor, promotes the working efficiency of magnetic suspension compressor,
The operational reliability for increasing magnetic suspension compressor, prolongs the service life, and reduces maintenance and repair frequency.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of fountain cooling device for magnetic suspension compressor, including condenser, flow controller, evaporator and motor casing
Body；The first cooling vent and third cooling vent are successively arranged at the top of electric machine casing；Electric machine casing bottom is equipped with the second discharge outlet；Impeller
Gas outlet is connect with condenser air inlet, and condenser coolant outlet is separately connected the first cooling vent, third cooling vent and throttling
Device one end, the flow controller other end connect evaporator inlet, and the gas outlet of evaporator connects impeller air inlet；Second discharge outlet connects
Connect evaporator inlet；Annular groove, front end magnetic bearing and rear end magnetic axis are equipped on front end magnetic bearing and rear end magnetic bearing side wall
It holds and is equipped with spray apertures on the bearing face in opposite motor stator direction, two spray apertures connect with adjacent corresponding annular groove respectively
Logical, two annular grooves are respectively corresponded to be connected to the first cooling vent and third cooling vent, is equipped between motor stator and rotor
Air gap.
Further, electric machine casing inner wall and motor stator contact position are equipped with helicla flute；The is equipped at the top of electric machine casing
Two cooling vents, electric machine casing bottom are equipped with first discharge port；Second cooling vent connects the coolant outlet of condenser, helicla flute one
The second cooling vent of end connection, the helicla flute other end connect first discharge port, and first discharge port is connected to the second discharge outlet.
Further, impeller rear is sealed equipped with wheel disc, and wheel disc seals rear and is equipped with the 4th along rotor axial direction direction
Cooling vent.
Further, spray apertures are uniformly arranged 3-6 on the magnetic bearing of front end.
Further, spray apertures are uniformly arranged 3-6 on the magnetic bearing of rear end.
Compared with the existing technology, a kind of fountain cooling device for magnetic suspension compressor of the present invention has following excellent
Gesture:
A kind of fountain cooling device for magnetic suspension compressor of the present invention, is used cooperatively condenser, flow controller, evaporation
Device and spray apertures can carry out dispersion spraying cooling to the motor stator winding end inside magnetic suspension compressor, while cold
But agent can also be fully cooled rotor by the air gap between motor stator and rotor, realize magnetic suspension
Each spot temperature distribution tends to uniformly, promote the working efficiency of magnetic suspension compressor inside compressor, increases magnetic suspension compressor
Operational reliability, prolong the service life, reduce maintenance and repair frequency.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.
In the accompanying drawings:
Fig. 1 is a kind of fountain cooling device structural schematic diagram for magnetic suspension compressor of the embodiment of the present invention；
Fig. 2 is that a kind of fountain cooling device magnetic bearing first structure for magnetic suspension compressor of the embodiment of the present invention is shown
It is intended to；
Fig. 3 is that a kind of fountain cooling device the second structure of magnetic bearing for magnetic suspension compressor of the embodiment of the present invention is shown
It is intended to.
Description of symbols:
1- rotor；The front end 2- magnetic bearing；3- electric machine casing；4- motor stator；The rear end 5- magnetic bearing；6- impeller；7-
Wheel disc sealing；8- impeller gas outlet；9- impeller air inlet；The first cooling vent of 10-；The second cooling vent of 20-；201- helicla flute；
202- annular groove；203- bearing face；204- spray apertures；30- third cooling vent；The 4th cooling vent of 40-；50- first discharge port；
The second discharge outlet of 60-；70- condenser；80- flow controller；90- evaporator；100- air gap.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1-3, a kind of fountain cooling device for magnetic suspension compressor, including condenser 70, flow controller
80, evaporator 90 and electric machine casing 3；The first cooling vent 10 and third cooling vent 30 are successively arranged at the top of electric machine casing 3；Motor casing
3 bottom of body is equipped with the second discharge outlet 60；Impeller gas outlet 8 is connect with 70 air inlet of condenser, 70 coolant outlet of condenser point
80 one end of the first cooling vent 10, third cooling vent 30 and flow controller is not connected, and 80 other end of flow controller connects 90 feed liquor of evaporator
Mouthful, the gas outlet of evaporator 90 connects impeller air inlet 9；Second discharge outlet 60 connects 90 inlet of evaporator；Front end magnetic bearing 2
And annular groove 202 is equipped on 5 side wall of rear end magnetic bearing, front end magnetic bearing 2 and rear end magnetic bearing 5 are with respect to 4 direction of motor stator
Bearing face 203 on be equipped with spray apertures 204, two spray apertures 204 are connected to adjacent corresponding annular groove 202 respectively, two
A annular groove 202 is respectively corresponded to be connected to the first cooling vent 10 and third cooling vent 30, between motor stator 4 and rotor 1
Equipped with air gap 100.
As shown in Figure 1-3,3 inner wall of electric machine casing and 4 contact position of motor stator are equipped with helicla flute 201；Electric machine casing 3 pushes up
Portion is equipped with the second cooling vent 20, and 3 bottom of electric machine casing is equipped with first discharge port 50；Second cooling vent 20 connects the cold of condenser 70
But agent exports, and 201 one end of helicla flute connects the second cooling vent 20, and 201 other end of helicla flute connects first discharge port 50, first row
Mouth 50 is put to be connected to the second discharge outlet 60.
As shown in Figure 1-3,6 rear of impeller is equipped with wheel disc sealing 7, wheel disc seals 7 rears and sets along 1 axial direction of rotor
There is the 4th cooling vent 40.
As shown in Figure 1-3, spray apertures 204 are uniformly arranged 3-6 on front end magnetic bearing 2.
As shown in Figure 1-3, spray apertures 204 are uniformly arranged 3-6 on rear end magnetic bearing 5.
In the present embodiment, magnetic suspension compressor successively include: from front to back impeller 1, wheel disc sealing 7, rotor 1,
Front end magnetic bearing 2, motor stator 4 and rear end magnetic bearing 5.
As shown in Figure 1, condenser 70 exports three road coolants:
First via coolant is entered by the first cooling vent 10, and coolant enters by being arranged on front end magnetic bearing 2 at this time
In the ring seal cavity of annular groove 202 and 3 inner wall of electric machine casing composition, further coolant flows in ring seal cavity
To at the spray apertures 204 being arranged on bearing face 203, the coolant of 204 jet atomization of spray apertures to the front end of motor stator 4
Winding overhang carries out spraying cooling.
Second road coolant is entered by third cooling vent 30, and coolant enters by being arranged on rear end magnetic bearing 5 at this time
In the ring seal cavity of annular groove 202 and 3 inner wall of electric machine casing composition, further coolant flows in ring seal cavity
To at the spray apertures 204 being arranged on bearing face 203, the coolant of 204 jet atomization of spray apertures to the rear end of motor stator 4
Winding overhang carries out spraying cooling.
Third road coolant is entered by the second cooling vent 20, and coolant enters by being arranged on 3 inner wall of electric machine casing at this time
In the helical cavity room that helicla flute 201 and motor stator 4 form, independent cooling is carried out to motor stator 4, coolant is finally by spiral
The cavity bottom connection outflow of first discharge port 50 enters in evaporator 90.
4th cooling vent 40 receives the coolant gas to be come by 7 leakage of wheel disc sealing, carries out to front end magnetic bearing 2 cold
But, the atomization coolant that the spray apertures 204 of further coolant gas and front end magnetic bearing 2 are sprayed mutually converges, through motor stator 4
Air gap 100 between rotor 1 flows backward, after being sufficiently cooled to rotor 1, further with rear end magnetic axis
The atomization coolant for holding 5 injection of spray apertures 204 converges again, is finally discharged in evaporator 90 by the second discharge outlet 60.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of fountain cooling device for magnetic suspension compressor, it is characterised in that: including condenser (70), flow controller
(80), evaporator (90) and electric machine casing (3)；The first cooling vent (10) and third are successively arranged at the top of the electric machine casing (3)
Cooling vent (30)；Electric machine casing (3) bottom is equipped with the second discharge outlet (60)；Impeller gas outlet (8) and the condenser
(70) air inlet connects, and it is cold that condenser (70) coolant outlet is separately connected first cooling vent (10), the third
But mouth (30) and the flow controller (80) one end, flow controller (80) other end connect evaporator (90) inlet, institute
State gas outlet connection impeller air inlet (9) of evaporator (90)；Second discharge outlet (60) connect the evaporator (90) into
Liquid mouth；Be equipped with annular groove (202) on front end magnetic bearing (2) and rear end magnetic bearing (5) side wall, the front end magnetic bearing (2) and
It is equipped with spray apertures (204) on the bearing face (203) in opposite motor stator (4) direction of the rear end magnetic bearing (5), two institutes
It states spray apertures (204) to be connected to the adjacent corresponding annular groove (202) respectively, two annular grooves (202) respectively correspond
It is connected to first cooling vent (10) and the third cooling vent (30), between the motor stator (4) and rotor (1)
Equipped with air gap (100).
2. a kind of fountain cooling device for magnetic suspension compressor according to claim 1, it is characterised in that: described
Electric machine casing (3) inner wall and the motor stator (4) contact position are equipped with helicla flute (201)；It is set at the top of the electric machine casing (3)
Have the second cooling vent (20), electric machine casing (3) bottom is equipped with first discharge port (50)；Second cooling vent (20) connection
The coolant outlet of the condenser (70), described helicla flute (201) one end connect second cooling vent (20), the spiral
Slot (201) other end connects the first discharge port (50), and the first discharge port (50) and second discharge outlet (60) are even
It is logical.
3. a kind of fountain cooling device for magnetic suspension compressor according to claim 1, it is characterised in that: impeller
(6) rear is equipped with wheel disc sealing (7), and wheel disc sealing (7) rear is cold equipped with the 4th along the rotor (1) axial direction
But mouth (40).
4. a kind of fountain cooling device for magnetic suspension compressor according to claim 1, it is characterised in that: described
Spray apertures (204) are uniformly arranged 3-6 on the front end magnetic bearing (2).
5. a kind of fountain cooling device for magnetic suspension compressor according to claim 1, it is characterised in that: described
Spray apertures (204) are uniformly arranged 3-6 on the rear end magnetic bearing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910595691.7A CN110165834A (en) | 2019-07-03 | 2019-07-03 | A kind of fountain cooling device for magnetic suspension compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910595691.7A CN110165834A (en) | 2019-07-03 | 2019-07-03 | A kind of fountain cooling device for magnetic suspension compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110165834A true CN110165834A (en) | 2019-08-23 |
Family
ID=67637903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910595691.7A Pending CN110165834A (en) | 2019-07-03 | 2019-07-03 | A kind of fountain cooling device for magnetic suspension compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110165834A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794991A (en) * | 2020-09-08 | 2020-10-20 | 山东天瑞重工有限公司 | Magnetic suspension double round air-blower |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203702592U (en) * | 2014-02-21 | 2014-07-09 | 珠海格力电器股份有限公司 | Compressor and cold water type air conditioning unit comprising same |
| CN206195555U (en) * | 2016-10-31 | 2017-05-24 | 山东智恒磁浮科技有限公司 | DC magnetoelectric machine's cooling system among magnetic suspension refrigerant compressor |
| CN206555186U (en) * | 2016-10-31 | 2017-10-13 | 山东智恒磁浮科技有限公司 | A kind of bearing runner cooling structure in magnetic suspension cold medium compressor |
| CN108270324A (en) * | 2018-03-15 | 2018-07-10 | 山东天瑞重工有限公司 | A kind of novel magnetically levitated compressor cooling device |
| CN210111789U (en) * | 2019-07-03 | 2020-02-21 | 天津飞旋科技有限公司 | A fountain cooling device for magnetic suspension compressor |
-
2019
- 2019-07-03 CN CN201910595691.7A patent/CN110165834A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203702592U (en) * | 2014-02-21 | 2014-07-09 | 珠海格力电器股份有限公司 | Compressor and cold water type air conditioning unit comprising same |
| CN206195555U (en) * | 2016-10-31 | 2017-05-24 | 山东智恒磁浮科技有限公司 | DC magnetoelectric machine's cooling system among magnetic suspension refrigerant compressor |
| CN206555186U (en) * | 2016-10-31 | 2017-10-13 | 山东智恒磁浮科技有限公司 | A kind of bearing runner cooling structure in magnetic suspension cold medium compressor |
| CN108270324A (en) * | 2018-03-15 | 2018-07-10 | 山东天瑞重工有限公司 | A kind of novel magnetically levitated compressor cooling device |
| CN210111789U (en) * | 2019-07-03 | 2020-02-21 | 天津飞旋科技有限公司 | A fountain cooling device for magnetic suspension compressor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794991A (en) * | 2020-09-08 | 2020-10-20 | 山东天瑞重工有限公司 | Magnetic suspension double round air-blower |
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| PB01 | Publication | ||
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| CB02 | Change of applicant information |
Address after: 300457 Block D, No. 90, 12th Avenue, Binhai New Area Development Zone, Tianjin Applicant after: Tianjin Feixuan Technology Co.,Ltd. Address before: 300457 Block D, No. 90, 12th Avenue, Binhai New Area Development Zone, Tianjin Applicant before: TIANJIN EMAGING TECHNOLOGY Co.,Ltd. |
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