CN108448819A - A kind of long-life conical rotor machine being quickly cooled down - Google Patents
A kind of long-life conical rotor machine being quickly cooled down Download PDFInfo
- Publication number
- CN108448819A CN108448819A CN201810552023.1A CN201810552023A CN108448819A CN 108448819 A CN108448819 A CN 108448819A CN 201810552023 A CN201810552023 A CN 201810552023A CN 108448819 A CN108448819 A CN 108448819A
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- Prior art keywords
- shell
- heat
- shaft
- cooled down
- long
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
-
- 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
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- 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
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of long-life conical rotor machines being quickly cooled down, belong to technical field of motors, it solves the problems, such as that conical rotor machine easy tos produce amount of heat in the prior art to be difficult to be quickly cooled down, the present invention includes shell and shaft, the shaft is set to enclosure interior, it is connected with stator on the inner wall of shell, the inner cavity of the stator is taper, rotor is installed in shaft, the shape of the rotor is taper, the front end of shaft is equipped with drive end bearing bracket, it is characterized in that, the rear end of shaft is connected with fan braked wheel, angled end heat conduction head is connected on shell around the fan braked wheel, the rear end of shell is connected with braking radiator, exhausting blade is installed in braking radiator, braking radiator is also associated with liquid cooling pipe.Good heat dissipation effect of the present invention, rapid heat dissipation, it is stable and reliable in work, service life is long.
Description
Technical field
The invention belongs to technical field of motors, and in particular to a kind of long-life conical rotor machine being quickly cooled down.
Background technology
Conic rotor braking motor is a kind of threephase asynchronous that the rotor from strap brake is tapered.Its stator
Inner cavity and all tapered motor of rotor profile, it has ability of power failure self-retention, is widely used in electric block, elevator
The lifting equipments such as machine.Its working principle is that：After stator is powered, rotating excitation field is generated, while generating axial magnetic pull, make armature spindle
To mobile and compressed spring, the conical ring on fan braked wheel is set to be left with brake stator ring, rotor starts to rotate.Stator powers off
Afterwards, axial magnetic pull disappears.Rotor under the action of the spring, is resetted together with fan braked wheel, and dynamic and static brake hoop is made to contact,
Moment of friction is generated, motor is forced to stall immediately, to prevent the weight-drop of lifting, ensures safety.
Since starting torque is big, motor Inside coil will produce more resistance heat, simultaneously because motor mounted inside is tight
It is close, therefore its heat is easy accumulation, if serious, in some instances it may even be possible to cause failure, and conical rotor machine compares more common electricity
Machine, using mechanical braking rather than electromagnetic braking, fan braked wheel generates friction when being in contact with brake hoop and also will produce
A large amount of heat, if this partial heat cannot quickly be discharged and fan braked wheel and brake hoop is made to be in the high temperature difference of cycle for a long time
It works in environment, the service life of motor will shorten significantly.
Current common electric machine radiator is to have a fan in electric machine built-in, and interior separate ventilation, but this side are carried out to motor
The heat dissipation effect that method can play is extremely limited, and motor must be communicated with external environment, and dust or water is caused to enter electricity
Inside machine, to reduce the service life of motor.
Invention content
It is an object of the invention to：
The present invention is to solve the problems, such as that conical rotor machine easy tos produce amount of heat in the prior art to be difficult to be quickly cooled down,
And provide a kind of long-life conical rotor machine being quickly cooled down.
The technical solution adopted by the present invention is as follows：
A kind of long-life conical rotor machine being quickly cooled down, including shell and shaft, the shaft are set in shell
Portion is connected with stator on the inner wall of shell, and the inner cavity of the stator is taper, is equipped with rotor in shaft, the rotor it is outer
Shape is taper, and the front end of shaft is equipped with drive end bearing bracket, which is characterized in that the rear end of shaft is connected with fan braked wheel, described
Angled end heat conduction head is connected on shell around fan braked wheel, the rear end of shell is connected with braking radiator, braking heat dissipation
Exhausting blade is installed, braking radiator is also associated with liquid cooling pipe in device.
Further, it is described braking radiator inside include top upper sap cavity and lower section lower sap cavity, it is described on
Exhausting blade is installed, upper sap cavity and lower sap cavity are connected with liquid cooling pipe between sap cavity and lower sap cavity.
Further, heat-dissipating pipe is connected between the upper sap cavity and lower sap cavity, the heat-dissipating pipe, which is vertically arranged, to be fitted in
On shell, brakes and heat dissipating housing is installed in one side of the radiator far from shell, the pumping is installed between heat-dissipating pipe and heat dissipating housing
Air blade is provided with heat emission hole on heat dissipating housing.
Further, the angle end heat conduction head includes the arc heat absorbing sheet of bottom, and the arc heat absorbing sheet is set to shell
Around internal fan braked wheel, the heat transition layer in inner walls, the heat transition layer are connected with above arc heat absorbing sheet
Top is connected with thermally conductive sheet, and the inside of angle end heat conduction head is divided into a plurality of cavities by the thermally conductive sheet, and the top of thermally conductive sheet is formed
Thermal conductive cavity.
Further, the liquid cooling pipe is layed in surface of shell, and the rear end of liquid cooling pipe is connected on braking radiator, liquid
The front end of cold pipe comes together on the surface of drive end bearing bracket and is interconnected.
Further, it is connected with radiating ribs mounting base in front of the drive end bearing bracket, is equipped in the radiating ribs mounting base
Around the front end radiating ribs of shaft arranged, the radiating ribs are triangular plate, height of the radiating ribs close to the side of shaft
Less than the height far from shaft side.
Further, it is connected with damping base below the shell, multiple shock structures is installed in the damping base.
Further, the damping base is made of multiple splicing blocks, and the stitching portion of splicing block is equipped with rubber ring, rubber
The installation shock structure in circle.
Further, the outer diameter of the stator is 280mm, and the height of stator is 150mm-180mm, and the slot number of stator is 48
The slot number of slot, rotor is 44 slots.
Working principle of the present invention is as follows：
The present invention brakes the exhausting blade rotation in radiator, heat derived from heat-dissipating pipe is dissipated when motor works
It is sent in air, heat conduction also is carried out to motor inside with hour angle end heat conduction head, accelerate radiation processes, liquid cooling pipe is then to shell entirety
It is cooled down, when motor braking stops, since friction generates amount of heat at fan braked wheel, and because of angle end heat conduction head and system
Dynamic radiator is all closely located with fan braked wheel, therefore heat can quickly be taken away by double-radiation function after motor braking, avoid
Motor temperature is excessively high.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1. the present invention is provided with braking radiator in the side of motor rear end fan braked wheel, braking position is carried out close
It radiates apart from specific aim, enhances the heat dissipation effect at braking position, angled end heat conduction header structure is also set up, compared to existing
Motor only have side that can radiate, heat conduction head in angle end not only increases the heat dissipation effect of motor rear end, while the position of its setting
Also further braking position has been carried out reinforcing heat dissipation, to effectively improve the speed of motor braking postcooling, has been extended
The service life of the present invention.
2. being equipped with exhausting blade in the braking radiator of the present invention, can quickly be divulged information to motor rear end, and by
It is arranged outside motor in radiator, is not limited by internal structure of motor and space, it is more preferable that exhausting blade can choose heat dissipation effect
Blade, fan assembly enhance the applicability of the present invention to meet the work under a variety of environment, also set up in radiator
The upper and lower sap cavity for having negotiable coolant liquid, by the connection of liquid cooling pipe, it can be achieved that faster radiating rate.
3. the present invention braking radiator in be also equipped with heat-dissipating pipe so that even if motor under closed structure, the inside
Heat also can quickly be exported by heat-dissipating pipe, and cooling is aerated by exhausting blade, avoids dust and water enters in motor
Inner components are destroyed, while heat dissipating housing can protect exhausting blade, preferably use heat dissipation made of metal thermal conductive material
Cover, it is ensured that the effect of heat dissipation.
4. the arc heat absorbing sheet of the angle end heat conduction head bottom of the present invention is set in shell, since its arcuate structure makes arc
Shape heat absorption leaf length is shorter, facilitates installation and does not influence the internal structure of motor, while arcuate structure also increases and air
Contact area accelerates endothermic process, enhances endothermic effect, and heat can be transferred to through heat transition layer in thermally conductive sheet, final to dissipate
In air outside to shell, this structure overcomes the defect for being difficult to increase conductive structure inside motor, and its other than side
Its direction radiates to motor, extends the service life of fan braked wheel or even entire motor.
5. the liquid cooling pipe of the present invention can utilize liquid absorption heat, accelerate the heat dissipation of braking radiator, while making whole
A shell is provided with heat sinking function, and liquid cooling pipe can absorb the heat of shell in circulating, integrally cooled down to motor,
Further ensure heat dissipation effect.
6. the radiating ribs of the present invention are mounted on housing forward end, heat conduction can be carried out to front end and is radiated, while close to shaft
Place's radiating ribs height is preferably minimized, and the other connection structures for influencing shaft are also avoided while not influencing heat dissipation effect, are fitted
It is strong with property.
7. being equipped with multiple shock structures in the damping base of the present invention, vibration damping can be integrally carried out to motor, avoid motor long
The vibration of phase large amplitude high-frequency leads to damage of components, extends the service life of the present invention.
8. the rubber ring and splicing block structure of the present invention allow damping base to carry out a certain range of deformation, can bear more
The load of high intensity ensure that the stability and reliability of the present invention.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the structure chart that radiator is braked in Fig. 1；
Fig. 4 is the structure chart of heat conduction head in angle end in Fig. 1；
Fig. 5 is the structure chart of damping base in Fig. 1.
Reference sign：
1- shafts, 2- drive end bearing brackets, 3- rotors, 4- stators, 5- shells, 6- tripping springs, 7- rear end caps, 8- brake hoops, 9-
Angle end heat conduction head, 10- braking radiators, 11- fan braked wheels, 12- damping bases, the front ends 13- radiating ribs, the upper sap cavities of 14-,
15- heat dissipating housings, 16- heat-dissipating pipes, 17- exhausting blades, sap cavity under 18-, 19- shock structures, 20- rubber rings, 21- thermal conductive cavities, 22- heat
Transition zone, 23- thermally conductive sheets, 24- arc heat absorbing sheets.
Specific implementation mode
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It elaborates to the present invention with reference to Fig. 1-Fig. 5.
Embodiment 1
The embodiment basic as one：
A kind of long-life conical rotor machine being quickly cooled down, including shell 5 and shaft 1, the shaft 1 are set to shell
Inside 5, stator 4 is connected on the inner wall of shell 5, the inner cavity of the stator 4 is taper, and rotor 3 is equipped in shaft 1, described
The shape of rotor 3 is taper, and the front end of shaft 1 is equipped with drive end bearing bracket 2, which is characterized in that the rear end of shaft 1 is connected with fan
Braked wheel 11, connection angled end heat conduction head 9 on the shell 5 around the fan braked wheel 11, the rear end of shell 5 is connected with braking
Radiator 10 is braked and is equipped with exhausting blade 17 in radiator 10, and braking radiator 10 is also associated with liquid cooling pipe.
5 outer wall of shell that braking radiator 10 is covered is equipped with multiple through-holes, to brake in radiator 10
Conductive structure can be come into full contact with the air in shell 5, and after being mounted with braking radiator 10, it is sealed inside motor
It closes, water and dust is avoided to enter.Angle end heat conduction head 9 is installed on constant slope on the corner of shell 5, heat dissipation direction equally with
Setting angle and change, can with braking radiator 10 hot wind be staggered, reinforce with surrounding air heat transmit.Exhausting blade
It is connected with driving device, the driving device is preferably motor.
Embodiment 2
The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation
In example, the inside of the braking radiator 10 includes the lower sap cavity 18 of the upper sap cavity 14 and lower section of top, the upper sap cavity 14
Exhausting blade 17 is installed between lower sap cavity 18, upper sap cavity 14 and lower sap cavity 18 are connected with liquid cooling pipe.
Further, heat-dissipating pipe 16 is connected between the upper sap cavity 14 and lower sap cavity 18, the heat-dissipating pipe 16 is arranged vertically
Row fit on shell 5, brake and are equipped with heat dissipating housing 15 in one side of the radiator 10 far from shell 5, heat-dissipating pipe 16 and heat dissipation
The exhausting blade 17 is installed between cover 15, heat emission hole is provided on heat dissipating housing 15.
Upper sap cavity 14 and lower sap cavity 18 can be separately connected same water storage device, are not only recycled and radiate for shell 5, while
Can accelerate the heat dissipation of braking radiator 10, heat-dissipating pipe 16 also can horizontal cross arrangement, and stretch into a part in shell 5, dissipate
Heat pipe 16 is preferably heat-conducting copper pipe.
Embodiment 3
The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation
In example, the angle end heat conduction head 9 includes the arc heat absorbing sheet 24 of bottom, and the arc heat absorbing sheet 24 is set to 5 internal fan of shell
Around braked wheel 11,24 top of arc heat absorbing sheet is connected with the heat transition layer 22 on 5 inner wall of shell, the heat transition layer
22 tops are connected with thermally conductive sheet 23, and the inside of angle end heat conduction head 9 is divided into a plurality of cavities by the thermally conductive sheet 23, thermally conductive sheet 23
Top forms thermal conductive cavity 21.
The cavity being separated out can make even heat distribution wherein, to ensure that thermally conductive sheet 23 can be quick with maximum effective area
Heat is exported, arc heat absorbing sheet 24 needs the thickness for having certain, prevents from deforming at high temperature and be caused to the movable part in motor
Interference even damages.
Embodiment 4
The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation
In example, the liquid cooling pipe is layed in 5 surface of shell, and the rear end of liquid cooling pipe is connected on braking radiator 10, before liquid cooling pipe
End comes together on the surface of drive end bearing bracket 2 and is interconnected.
Toroidal also can be used as one kind preferably mode, liquid cooling pipe for being layed in 5 surface of shell.
Embodiment 5
The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation
In example, the front of the drive end bearing bracket 2 is connected with radiating ribs mounting base, is equipped in the radiating ribs mounting base around 1 row of shaft
The front end radiating ribs 13 of arrangement are arranged, the radiating ribs are triangular plate, and height of the radiating ribs close to the side of shaft 1 is less than separate
The height of 1 side of shaft.Radiating ribs can carry out front end heat conduction and radiate, while be dropped to close to radiating ribs height at shaft 1
It is minimum, the other connection structures for influencing shaft 1, strong applicability are also avoided while not influencing heat dissipation effect.
Embodiment 6
The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation
In example, the damping base 12 is made of multiple splicing blocks, and the stitching portion of splicing block is equipped with rubber ring 20, pacifies in rubber ring 20
Fill the shock structure 19.
Damping base 12 can integrally carry out vibration damping to motor, and the long-term large amplitude high-frequency vibration of motor is avoided to lead to parts
Damage, extends the service life of the present invention, and rubber ring 20 and splicing block structure allow damping base 12 to carry out in a certain range
Deformation, the load of higher intensity can be born, ensure that the present invention stability and reliability.
Claims (9)
1. a kind of long-life conical rotor machine being quickly cooled down, including shell (5) and shaft (1), the shaft (1) are set to
Shell (5) is internal, stator (4) is connected on the inner wall of shell (5), the inner cavity of the stator is taper, and shaft is equipped on (1)
The shape of rotor (3), the rotor (3) is tapered, and the front end of shaft (1) is equipped with drive end bearing bracket (2), which is characterized in that shaft
(1) rear end is connected with fan braked wheel (11), and connection angled end is led on the shell (5) around the fan braked wheel (11)
The rear end of thermal head (9), shell (5) is connected with braking radiator (10), and exhausting blade is equipped in braking radiator (10)
(17), braking radiator (10) is also associated with liquid cooling pipe.
2. a kind of long-life conical rotor machine being quickly cooled down according to claim 1, which is characterized in that the braking
The inside of radiator (10) includes the lower sap cavity (18) of the upper sap cavity (14) and lower section of top, the upper sap cavity (14) and lower liquid
Exhausting blade (17) is installed, upper sap cavity (14) and lower sap cavity (18) are connected with liquid cooling pipe between chamber (18).
3. a kind of long-life conical rotor machine being quickly cooled down according to claim 2, which is characterized in that the upper liquid
Heat-dissipating pipe (16) is connected between chamber (14) and lower sap cavity (18), the heat-dissipating pipe (16), which is vertically arranged, to be fitted on shell (5),
Braking radiator (10) is equipped with heat dissipating housing (15) in the one side far from shell (5), heat-dissipating pipe (16) and heat dissipating housing (15) it
Between the exhausting blade (17) is installed, heat dissipating housing is provided with heat emission hole on (15).
4. a kind of long-life conical rotor machine being quickly cooled down according to claim 1, which is characterized in that the angle end
Heat conduction head (9) includes the arc heat absorbing sheet (24) of bottom, and the arc heat absorbing sheet (24) is set to shell (5) internal fan braked wheel
(11) around, the heat transition layer (22) on shell (5) inner wall, the heat transition are connected with above arc heat absorbing sheet (24)
It is connected with thermally conductive sheet (23) above layer (22), the inside of angle end heat conduction head (9) is divided into a plurality of cavities by the thermally conductive sheet (23),
The top of thermally conductive sheet (23) in angle end heat conduction head (9) forms thermal conductive cavity (21).
5. a kind of long-life conical rotor machine being quickly cooled down according to claim 1, which is characterized in that the liquid cooling
Pipe is layed in shell (5) surface, and the rear end of liquid cooling pipe is connected on braking radiator (10), before the front end of liquid cooling pipe comes together in
On the surface of end cap (2) and it is interconnected.
6. a kind of long-life conical rotor machine being quickly cooled down according to claim 1, which is characterized in that the front end
It is connected with radiating ribs mounting base in front of lid (2), is equipped in the radiating ribs mounting base before shaft (1) arranged
It is triangular plate to hold radiating ribs (13), the radiating ribs, and height of the radiating ribs close to the side of shaft (1) is less than far from shaft
(1) height of side.
7. a kind of long-life conical rotor machine being quickly cooled down according to claim 1, which is characterized in that the shell
(5) lower section is connected with damping base (12), and multiple shock structures (19) are equipped in the damping base (12).
8. a kind of long-life conical rotor machine being quickly cooled down according to claim 7, which is characterized in that the vibration damping
Pedestal (12) is made of multiple splicing blocks, and the stitching portion of splicing block is equipped with rubber ring (20), in rubber ring (20) described in installation
Shock structure (19).
9. a kind of long-life conical rotor machine being quickly cooled down according to claim 1, which is characterized in that the stator
(4) outer diameter is 280mm, and the height of stator (4) is 150mm-180mm, and the slot number of stator (4) is 48 slots, the slot number of rotor (3)
For 44 slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810552023.1A CN108448819A (en) | 2018-05-31 | 2018-05-31 | A kind of long-life conical rotor machine being quickly cooled down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810552023.1A CN108448819A (en) | 2018-05-31 | 2018-05-31 | A kind of long-life conical rotor machine being quickly cooled down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108448819A true CN108448819A (en) | 2018-08-24 |
Family
ID=63206251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810552023.1A Pending CN108448819A (en) | 2018-05-31 | 2018-05-31 | A kind of long-life conical rotor machine being quickly cooled down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108448819A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606334A (en) * | 2018-12-27 | 2019-04-12 | 六安江淮电机有限公司 | Hydraulic braking formula brake motor |
| CN113922590A (en) * | 2021-10-11 | 2022-01-11 | 江苏恒驰电机科技有限公司 | High-efficient heat dissipation motor |
| CN116317317A (en) * | 2023-05-17 | 2023-06-23 | 佛山市顺德龙佳微电机实业有限公司 | Low-noise direct-current permanent magnet motor and juicer |
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| CN206753860U (en) * | 2017-05-17 | 2017-12-15 | 上海施依洛风机有限公司 | Compressor cooling fan |
| CN207053274U (en) * | 2017-07-28 | 2018-02-27 | 郑州建通机械制造有限公司 | A kind of conical rotor machine |
| CN208835934U (en) * | 2018-05-31 | 2019-05-07 | 河南泓之泰实业有限公司 | A kind of long-life conical rotor machine of rapid cooling |
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|---|---|---|---|---|
| CN202183687U (en) * | 2011-08-22 | 2012-04-04 | 杭州嘉尔力电机有限公司 | Variable frequency motor |
| CN202260855U (en) * | 2011-10-31 | 2012-05-30 | 永济新时速电机电器有限责任公司 | Motor with axial flow fan capable of efficiently cooling |
| CN206753860U (en) * | 2017-05-17 | 2017-12-15 | 上海施依洛风机有限公司 | Compressor cooling fan |
| CN207053274U (en) * | 2017-07-28 | 2018-02-27 | 郑州建通机械制造有限公司 | A kind of conical rotor machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606334A (en) * | 2018-12-27 | 2019-04-12 | 六安江淮电机有限公司 | Hydraulic braking formula brake motor |
| CN113922590A (en) * | 2021-10-11 | 2022-01-11 | 江苏恒驰电机科技有限公司 | High-efficient heat dissipation motor |
| CN116317317A (en) * | 2023-05-17 | 2023-06-23 | 佛山市顺德龙佳微电机实业有限公司 | Low-noise direct-current permanent magnet motor and juicer |
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