CN109412340A - A kind of oily air-cooled structure of permanent magnet speed regulation device - Google Patents
A kind of oily air-cooled structure of permanent magnet speed regulation device Download PDFInfo
- Publication number
- CN109412340A CN109412340A CN201811274160.XA CN201811274160A CN109412340A CN 109412340 A CN109412340 A CN 109412340A CN 201811274160 A CN201811274160 A CN 201811274160A CN 109412340 A CN109412340 A CN 109412340A
- Authority
- CN
- China
- Prior art keywords
- hole
- permanent magnet
- speed regulation
- regulation device
- bearing frame
- 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.)
- Withdrawn
Links
- 230000033228 biological regulation Effects 0.000 title claims abstract description 39
- 239000004020 conductor Substances 0.000 claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 239000000498 cooling water Substances 0.000 claims abstract description 25
- 238000003466 welding Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 239000000446 fuel Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 241000233855 Orchidaceae Species 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 239000003921 oil Substances 0.000 description 35
- 230000000694 effects Effects 0.000 description 12
- 239000010687 lubricating oil Substances 0.000 description 10
- 239000002826 coolant Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/102—Magnetic gearings, i.e. assembly of gears, linear or rotary, by which motion is magnetically transferred without physical contact
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/104—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
-
- 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)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of oily air-cooled structures of permanent magnet speed regulation device, including mounting shell, bearing frame, oil liquid pipe and cooling water pipe, the mounting shell is internally provided with motor, the motor includes output shaft, and one end of output shaft is connected with conductor rotor, p-m rotor is connected in the conductor rotor, the output shaft has been bolted fixing sleeve close to the outer wall of the conductor rotor, the side wall of the fixing sleeve is provided with connecting rod, one end of the connecting rod is welded on bearing frame, there are four fixed blocks for the outer wall welding setting of the bearing frame, and through-hole is opened up on fixed block, oil liquid pipe is plugged in through-hole, one end side wall of the oil liquid pipe opens up through-hole and is welded with isocon, by water cooling and oil it is cold be combined with each other in the way of, it has fully played in such a way that oil is cold, the work of cooling is realized to permanent magnet speed regulation device With improving the working efficiency of permanent magnet speed regulation device during operation.
Description
Technical field
The present invention relates to permanent magnet speed regulation device technical field more particularly to a kind of oily air-cooled structures of permanent magnet speed regulation device.
Background technique
Permanent-magnet speed governor is to act on size by the mutual magnetic coupling adjusted between magnetizer and permanent magnet to turn round to transmit
Square, while realizing load speed regulation and electrical machine energy-saving.A kind of soft start equipment of no mechanical connection, main application apparatus be pump,
Blower, centrifugal load, belt conveyer and other mechanical device, are widely used.
The mode for generalling use water cooling at present cools down permanent-magnet speed governor.Using water-cooling pattern to permanent-magnet speed governor into
When row is cooling, usually cooling water channel is arranged in the casing of permanent-magnet speed governor in the structure of cooling conductor rotor and p-m rotor,
And the inlet and outlet positioned at cooling water channel both ends, cooling water flow into the cooling duct from water inlet, from water outlet stream
Out, and then realize cooling to permanent-magnet speed governor, but among the above it is found that using cooling water carry out it is cooling by the way of when, by
It can not be directly acted in conductor rotor and p-m rotor in cooling water, therefore reduce the cooling efficiency to permanent-magnet speed governor.
Therefore, it is proposed to which a kind of permanent magnet speed regulation device is solved the above problems with oily air-cooled structure.
Summary of the invention
The purpose of the present invention is to solve existing in the prior art present in existing governor, structure is complicated, speed regulation
Efficiency and effect are poor, are unable to satisfy the shortcomings that the problems such as powerful cooling requirements, and a kind of permanent magnet speed regulation device proposed
With oily air-cooled structure.
To achieve the goals above, present invention employs following technical solutions:
A kind of permanent magnet speed regulation device oily air-cooled structure, including mounting shell, bearing frame, oil liquid pipe and cooling water pipe, the peace
Dress shell is internally provided with motor, and the motor includes output shaft, and one end of output shaft is connected with conductor rotor, described to lead
P-m rotor is connected on body rotor, the output shaft is fixedly connected with fixing sleeve close to the outer wall of the conductor rotor,
The side wall of the fixing sleeve is provided with connecting rod, and one end of the connecting rod is welded on bearing frame, the outer wall weldering of the bearing frame
Connecing setting, there are four fixed blocks, and through-hole is opened up on fixed block, and oil liquid pipe, the one end of the oil liquid pipe are plugged in through-hole
Wall opens up through-hole and is welded with isocon, and the isocon grafting extends to the inside of the bearing frame, and the one of the isocon
End extends on connection shell, and one end side wall of the connection shell offers through-hole, and the side wall of through-hole is fixedly mounted by screw
There is sieve, the sieve is placed in the outside of the conductor rotor and the p-m rotor.
Preferably, the p-m rotor is connected with regulating mechanism, and the upside connection of the regulating mechanism by connecting shaft
There is Electric Actuator, the side of the regulating mechanism is connected with load by input shaft.
Preferably, the oil liquid pipe offers four through-holes, and the side wall of through-hole close to one end side wall of the bearing frame
Welding is provided with isocon, and one end of isocon is plugged on bearing frame, and the equal flange in one end of isocon is fixed on company
On body contact, connection shell is distributed in the inside of the bearing frame.
Preferably, first pump housing is connected on the oil liquid pipe, and the oil liquid pipe is close to one end of first pump housing
Side wall opens up through-hole flange and is fixed with oil fuel tube.
Preferably, the mounting shell is fixed with fixed plate by screw close to the bottom end side wall of the bearing frame, and fixed
It is fixed on plate to be glued there are two the cooling water pipe being vertically arranged, be connected with second pump housing on cooling water pipe, cooling water pipe it
Between flange be fixedly connected with circulation pipe.
Preferably, the upper end side wall of the mounting shell offers wiring hole, and mounting shell is close to the upper wall of the wiring hole
Through-hole is offered, the inside clamping of through-hole is provided with cover board.
Preferably, the output shaft has been bolted fixing sleeve, and the side of fixing sleeve close to the outer wall of the conductor rotor
There are four connecting rods for wall welding setting, and one end of connecting rod is welded on bearing frame.
The beneficial effects of the present invention are:
1, of the invention, in bearing frame rotation process, the oil liquid stored in connection shell is driven, is uniformly sprayed by sieve
Out, in the conductor rotor and p-m rotor for being sprayed at oil liquid on the inside of bearing frame, lubricating oil falls in conductor rotor and permanent magnetism turns
On son, lubricating oil will be made to flow in permanent magnet speed regulation device, realized to structure in permanent magnet speed regulation device under its continuous running effect
The cold cooling effect of oil of part.
2, of the invention, by the water filling port of cooling water pipe, coolant liquid is injected into cooling water pipe and circulation pipe, makes coolant liquid
Play the role of cooling down to speed regulation device, because cooling water pipe and circulation pipe dish are scheduled on the periphery of oil liquid pipe, in oil liquid pipe
Lubricating oil also function to cooling effect, improve the lubricating oil that is uniformly sprayed by sieve to the work of speed regulation device cooling and heat dissipation
With.
In conclusion of the invention, by water cooling and oil it is cold be combined with each other in the way of, fully played the side cold using oil
Formula realizes the effect of cooling to permanent magnet speed regulation device, improves the working efficiency of permanent magnet speed regulation device during operation.
Detailed description of the invention
Fig. 1 is a kind of forward sight structural schematic diagram of the oily air-cooled structure of permanent magnet speed regulation device proposed by the present invention；
Fig. 2 is a kind of side view structure of the undertaking frame connecting structure of the oily air-cooled structure of permanent magnet speed regulation device proposed by the present invention
Schematic diagram；
Fig. 3 is a kind of backsight structure of the undertaking frame connecting structure of the oily air-cooled structure of permanent magnet speed regulation device proposed by the present invention
Schematic diagram；
Fig. 4 is a kind of oily cooling water pipe of air-cooled structure of permanent magnet speed regulation device proposed by the present invention and the forward sight knot of oil liquid pipe
Structure schematic diagram.
In figure: 1 mounting shell, 2 fixing sleeves, 3 output shafts, 4 motors, 5 conductor rotors, 6 p-m rotors, 7 fixed plates, 8 load,
9 regulating mechanisms, 10 Electric Actuator, 11 oil fuel tubes, 12 cover boards, 13 connecting rods, 14 bearing frames, 15 sieves, 16 fixed blocks, 17 connect
Body contact, 18 isocons, 19 oil liquid pipes, 20 cooling water pipes, 21 circulation pipes, 22 first pump housings, 23 second pump housings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-4, the oily air-cooled structure of a kind of permanent magnet speed regulation device, mounting shell 1 are internally provided with motor 4, and motor 4 wraps
Output shaft 3 is included, and one end of output shaft 3 is connected with conductor rotor 5, p-m rotor 6 is connected in conductor rotor 5, forever
Magnet rotor 6 is connected with regulating mechanism 9 by connecting shaft, and Electric Actuator 10 is connected on the upside of adjustment structure, regulating mechanism 9
Side load 8 is connected with by input shaft.
Permanent magnet speed regulation device is the addition regulating mechanism 9 on the basis of permanent magnetic coupling, realizes the one of variable speed energy saving purpose
Kind speed-regulating mechanical, working principle are that one end rare metal oxide ferro-boron neodymium permanent magnet and the interaction of other end induced magnetic field produce
Raw torque can control the torque of transmitting by adjusting the air gap between permanent magnet and conductor, to realize 8 speed tune of load
The purpose of section, wherein permanent-magnet speed governor is made of conductor rotor 5, p-m rotor 6 and 9 three parts of regulating mechanism, and p-m rotor 6 exists
It in conductor rotor 5, is separated by air-gap, and is independently rotated with the rotary shaft of each self installation therebetween, regulating mechanism 9 is used to adjust forever
Magnet rotor 6 and conductor rotor 5 are in the relative position in axis horizontal direction, to change between conductor rotor 5 and p-m rotor 6 mutually
The area of effect realizes the size for changing and transmitting torque between conductor rotor 5 and p-m rotor 6, and conductor rotor 5 is by motor 4
Output shaft 3 drives rotation, and p-m rotor 6 drives rotation by the input shaft of load 8, when conductor rotor 5 rotates, conductor rotor 5
Generate relative motion with p-m rotor 6, permanent magnetic field generates vortex in conductor rotor 5, while be vortexed generation induced magnetic field again and
Permanent magnetism field interactions, to drive p-m rotor 6 to rotate along direction identical with conductor rotor 5, the result is that by output shaft 3
In torque transfer to input shaft, the output torque loaded on 8 axis is achieved that by adjusting the air gap between permanent magnet and conductor
Variation, to realize 8 rotation speed changes of load.
Output shaft 3 has been bolted fixing sleeve 2 close to the outer wall of conductor rotor 5, and the sidewall weld of fixing sleeve 2 is provided with
Four connecting rods 13, one end of connecting rod 13 are welded on bearing frame 14, and there are four solid for the outer wall welding setting of bearing frame 14
Determine block 16, and open up through-hole on fixed block 16, oil liquid pipe 19 is plugged in through-hole, the first pump is connected on oil liquid pipe 19
Body 22, and oil liquid pipe 19 opens up through-hole flange close to one end side wall of first pump housing 22 and is fixed with oil fuel tube 11, oil liquid pipe 19 leans on
One end side wall of nearly bearing frame 14 offers four through-holes, and the sidewall weld of through-hole is provided with isocon 18, isocon 18
One end is plugged on bearing frame 14, and the equal flange in one end of isocon 18 is fixed on connection shell 17, and connection shell 17 is distributed
In the inside of bearing frame 14, one end side wall for connecting shell 17 offers through-hole, and the side wall of through-hole is mounted by means of screws with
Sieve 15, sieve 15 are placed in the outside of conductor rotor 5 and p-m rotor 6.
Mounting shell 1 is fixed with fixed plate 7 by screw close to the bottom end side wall of bearing frame 14, and fixes glue in fixed plate 7
It connects there are two the cooling water pipe 20 that is vertically arranged, is connected with second pump housing 23 on cooling water pipe 20, between cooling water pipe 20
Flange is fixedly connected with circulation pipe 21, and the upper end side wall of mounting shell 1 offers wiring hole, and mounting shell 1 is close to the upper of wiring hole
Wall offers through-hole, and the inside clamping of through-hole is provided with cover board 12.
In permanent magnet speed regulation device use process, because in conductor rotor 5 and p-m rotor 6 during continuous running,
Heat will be generated, when needing the heat to generation to cool down using the cold mode of oil, at this time before speed regulation device is inactive, will be covered
Plate 12 is opened, and then by oil fuel tube 11, injects lubricating oil to the inside of oil fuel tube 11, lubricating oil is made to pass through isocon 18
It flows in connection shell 17, so that oil liquid is done temporary storage effect in connection shell 17, isocon 18 and oil liquid pipe 19, then will
Oil fuel tube 11 is blocked using piston；
By the water filling port of cooling water pipe 20, coolant liquid is injected into cooling water pipe 20 and circulation pipe 21, makes coolant liquid pair
Speed regulation device plays the role of cooling down, because cooling water pipe 20 and 21 disk of circulation pipe are scheduled on the periphery of oil liquid pipe 19, to oil liquid
Lubricating oil in pipe 19 also functions to cooling effect, improves the lubricating oil uniformly sprayed by sieve 15 and dissipates to speed regulation device cooling
The effect of heat, by water cooling and oil it is cold be combined with each other in the way of, fully played using oil it is cold in the way of, to permanent magnetic speed-adjusting dress
The effect for realizing cooling is set, the working efficiency of permanent magnet speed regulation device during operation is improved, also extends permanent magnetism tune
The service life of speed variator；
In permanent magnet speed regulation device starting operation process, motor 4 will drive the rotation of output shaft 3, rotate in output shaft 3
When, it will the rotation of fixing sleeve 2 is driven, therefore bearing frame 14 will be driven under the action of connecting rod 13 and move in a circle,
Therefore in 14 rotation process of bearing frame, the oil liquid stored in connection shell 17 is driven, is uniformly sprayed out, is made by sieve 15
Oil liquid is sprayed in the conductor rotor 5 and p-m rotor 6 of 14 inside of bearing frame, and lubricating oil falls in conductor rotor 5 and p-m rotor 6
On, lubricating oil will be made to flow in permanent magnet speed regulation device, realized to permanent magnet speed regulation device inner member under its continuous running effect
The cold cooling effect of oil.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of permanent magnet speed regulation device oily air-cooled structure, including mounting shell (1), bearing frame (14), oil liquid pipe (19) and cooling water
It manages (20), which is characterized in that the mounting shell (1) is internally provided with motor (4), and the motor (4) includes output shaft
(3), and one end of output shaft (3) is connected with conductor rotor (5), is connected with p-m rotor on the conductor rotor (5)
(6), outer wall of the output shaft (3) close to the conductor rotor (5) is fixedly connected with fixing sleeve (2), the fixing sleeve (2)
Side wall is provided with connecting rod (13), and one end of the connecting rod (13) is welded on bearing frame (14), outside the bearing frame (14)
There are four fixed block (16) for wall welding setting, and open up through-hole on fixed block (16), and oil liquid pipe (19), institute are plugged in through-hole
One end side wall for stating oil liquid pipe (19) opens up through-hole and is welded with isocon (18), and isocon (18) grafting extends to described hold
The inside of frame (14) is connect, and one end of the isocon (18) extends in connection shell (17), one end of connection shell (17)
Side wall offers through-hole, and the side wall of through-hole is mounted by means of screws with sieve (15), and the sieve (15) is placed in described lead
The outside of body rotor (5) and the p-m rotor (6).
2. a kind of oily air-cooled structure of permanent magnet speed regulation device according to claim 1, which is characterized in that the p-m rotor
(6) it is connected with regulating mechanism (9) by connecting shaft, and is connected with Electric Actuator (10), institute on the upside of the regulating mechanism (9)
The side for stating regulating mechanism (9) is connected with load (8) by input shaft.
3. a kind of oily air-cooled structure of permanent magnet speed regulation device according to claim 1, which is characterized in that the oil liquid pipe (19)
One end side wall close to the bearing frame (14) offers four through-holes, and the sidewall weld of through-hole is provided with isocon (18),
One end of isocon (18) is plugged on bearing frame (14), and the equal flange in one end of isocon (18) is fixed on connection shell
(17) on, connection shell (17) is distributed in the inside of the bearing frame (14).
4. a kind of oily air-cooled structure of permanent magnet speed regulation device according to claim 3, which is characterized in that the oil liquid pipe (19)
On be connected with first pump housing (22), and the oil liquid pipe (19) opens up through-hole method close to one end side wall of first pump housing (22)
Orchid is fixed with oil fuel tube (11).
5. a kind of oily air-cooled structure of permanent magnet speed regulation device according to claim 1, which is characterized in that the mounting shell (1)
Bottom end side wall close to the bearing frame (14) is fixed with fixed plate (7) by screw, and fixed splicing has two in fixed plate (7)
A cooling water pipe (20) being vertically arranged is connected with second pump housing (23) on cooling water pipe (20), cooling water pipe (20) it
Between flange be fixedly connected with circulation pipe (21).
6. a kind of oily air-cooled structure of permanent magnet speed regulation device according to claim 1, which is characterized in that the mounting shell (1)
Upper end side wall offer wiring hole, and mounting shell (1) offers through-hole, the inside card of through-hole close to the upper wall of the wiring hole
It connects and is provided with cover board (12).
7. a kind of oily air-cooled structure of permanent magnet speed regulation device according to claim 1, which is characterized in that the output shaft (3)
Outer wall close to the conductor rotor (5) has been bolted fixing sleeve (2), and there are four the sidewall weld settings of fixing sleeve (2)
Connecting rod (13), one end of connecting rod (13) are welded on bearing frame (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811274160.XA CN109412340A (en) | 2018-10-30 | 2018-10-30 | A kind of oily air-cooled structure of permanent magnet speed regulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811274160.XA CN109412340A (en) | 2018-10-30 | 2018-10-30 | A kind of oily air-cooled structure of permanent magnet speed regulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109412340A true CN109412340A (en) | 2019-03-01 |
Family
ID=65469998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811274160.XA Withdrawn CN109412340A (en) | 2018-10-30 | 2018-10-30 | A kind of oily air-cooled structure of permanent magnet speed regulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109412340A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110971082A (en) * | 2020-01-02 | 2020-04-07 | 重庆浦仁达磁动力技术有限公司 | Cooling system of permanent magnet speed regulator |
| CN113179002A (en) * | 2021-05-17 | 2021-07-27 | 芜湖锦程永磁技术有限公司 | Cylindrical permanent magnet speed regulator and assembling method thereof |
-
2018
- 2018-10-30 CN CN201811274160.XA patent/CN109412340A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110971082A (en) * | 2020-01-02 | 2020-04-07 | 重庆浦仁达磁动力技术有限公司 | Cooling system of permanent magnet speed regulator |
| CN113179002A (en) * | 2021-05-17 | 2021-07-27 | 芜湖锦程永磁技术有限公司 | Cylindrical permanent magnet speed regulator and assembling method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106411051B (en) | Motor controller integral structure water-cooling system | |
| GB2497716A (en) | Permanent magnet motor with a closed cooling system | |
| CN109412340A (en) | A kind of oily air-cooled structure of permanent magnet speed regulation device | |
| WO2021227262A1 (en) | Permanent magnet direct drive slurry pump having water cooling circulation structure | |
| CA2871364A1 (en) | Versatile cooling housing for an electrical motor | |
| CN114337107B (en) | Outer circulative cooling formula new forms of energy motor | |
| CN106936290A (en) | A kind of permanent-magnet coupler for improving conductor disc | |
| CN111969736A (en) | High-efficient water-cooling hydroelectric generator structure | |
| CN105634243B (en) | Liquid-cooling type permanent-magnet speed governor | |
| CN111969768B (en) | Three-phase motor with heat abstractor | |
| CN107359721A (en) | A kind of switched reluctance machines with damping and fixing function | |
| WO2021036082A1 (en) | Permanent magnet motor with heat dissipation structure | |
| JP2008031937A (en) | Auxiliary machine driving device | |
| JP5305870B2 (en) | Vacuum pump | |
| JP2008032135A (en) | Auxiliary machine driving device | |
| CN206569619U (en) | A kind of ribbon conveyer with soft start and overload protection | |
| KR20140027638A (en) | Electric motor-driven compressor for vehicle | |
| CN207117459U (en) | Half side self-excitation type permanent-magnet speed governor | |
| CN210405061U (en) | Composite speed-regulating shaft-cylinder type magnetic coupler | |
| JP3235100U (en) | Motor equipped with speed control function as standard equipment | |
| CN112217341B (en) | Motor cooling assembly with temperature detection device | |
| CN207715325U (en) | A kind of serial power gas compression unit | |
| KR20140038088A (en) | Electric motor-driven compressor for vehicle | |
| CN208238585U (en) | A kind of heat sink of efficient refrigeration equipment | |
| CN219124055U (en) | Hydraulic generator rotor with fan structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190301 |