CN109861496A - A kind of energy saving and environment friendly permanent magnet speed regulation device - Google Patents
A kind of energy saving and environment friendly permanent magnet speed regulation device Download PDFInfo
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- CN109861496A CN109861496A CN201910302591.0A CN201910302591A CN109861496A CN 109861496 A CN109861496 A CN 109861496A CN 201910302591 A CN201910302591 A CN 201910302591A CN 109861496 A CN109861496 A CN 109861496A
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Abstract
The present invention relates to driving speed adjusting technique fields, and disclose a kind of energy saving and environment friendly permanent magnet speed regulation device, including shell, a left side for shell is slid laterally by rectangular through-hole is socketed with rectangular tube, output shaft is equipped in rectangular tube, first axis of rolling there are two being fixedly connected on the axial wall of output shaft, the outer ring of two the first rolling bearings is fixedly connected with the inner wall of rectangular tube, one end of output shaft passes through rectangular tube and is fixedly connected with mounting blocks, the right side opening of mounting blocks is equipped with annular groove, and the side of annular groove is uniformly fixed with multiple first magnets, multiple first magnets are distributed in a ring, the left side lower end of shell is fixedly connected with transverse slat.The present invention can effectively increase the driving torque between the p-m rotor and conductor rotor in speed regulation device, driving device is made to be not easy to dally, and save electric energy, and the clothing for being not easy to wind worker when permanent magnet speed regulation device work is caused danger.
Description
Technical field
The present invention relates to driving speed adjusting technique field more particularly to a kind of energy saving and environment friendly permanent magnet speed regulation devices.
Background technique
Speed regulation device is used to reduce the self-checking device of certain machine aperiodic speed fluctuations.Machine rotational speed can be made to protect
Hold definite value or close to setting value.The hydraulic turbine, steam turbine, gas turbine and internal combustion engine etc. are different from motor, the torque of output
The load change of itself cannot be adapted to automatically, thus when load variations, the unit driven by them will loss of stability.This
Class unit must be provided with governor, can change with conditions such as load, establish between load and energy supply at any time
Conformity relation, to guarantee that unit runs well.The theory and design problem of governor are the research contents of mechanical kinetics,
Permanent magnetic speed-adjusting (permanent magnet transmission) is a revolution being driven in history, and simple, reliable for operation, the energy-saving feature of structure is fine
Be applied to modernization industry in, permanent-magnet speed governor is mainly made of three p-m rotor, conductor rotor and speed adjusting gear components.
In the prior art, although when permanent magnet speed regulation device use can change driving torque, the output of speed regulation device
When axle load is larger, p-m rotor and conductor rotor in speed regulation device are easy to happen idle running between each other, so that driving
Device cannot effectively transmit torque, waste electric energy, and permanent magnet speed regulation device is exposed, and the clothing of winding worker is easy when rotation
Object is caused danger.
Summary of the invention
The purpose of the present invention is to solve in speed regulation device in the prior art p-m rotor and conductor rotor mutually it
Between be easy to happen idle running so that driving device cannot effectively transmit torque, waste electric energy, and permanent magnet speed regulation device
It is exposed, it is easy the problem of clothing of winding worker is caused danger when rotation, and a kind of energy saving and environment friendly permanent magnetic speed-adjusting dress proposed
It sets.
To achieve the goals above, present invention employs following technical solutions:
A kind of energy saving and environment friendly permanent magnet speed regulation device, including shell, a left side for the shell are slid laterally by rectangular through-hole
It is socketed with rectangular tube, output shaft is equipped in the rectangular tube, be fixedly connected with that there are two first to roll on the axial wall of the output shaft
The outer ring of axis, two first rolling bearings is fixedly connected with the inner wall of rectangular tube, and one end of the output shaft passes through square
Shape pipe is simultaneously fixedly connected with mounting blocks, and the right side opening of the mounting blocks is equipped with annular groove, and uniformly fixation connects for the side of annular groove
There are multiple first magnets, multiple first magnets are distributed in a ring, and the left side lower end of the shell is fixedly connected with transverse slat, institute
The upper end of transverse slat is stated by adjusting the connection of the tube wall of mechanism and rectangular tube, the right side of the shell is rotated by the second rolling bearing
It is connected with input shaft, one end of the input shaft extends in shell and be fixed with disk, and the left side of the disk is uniformly solid
Surely it is connected with multiple second magnets, multiple second magnets are distributed in a ring and are fixedly connected with jointly casing, and described second
The left end of magnet extends in annular groove.
Preferably, the adjustment mechanism includes the column being fixed on transverse slat, and the side of the column is fixedly connected with electricity
Machine, the output end of the motor run through the side wall of column and are fixedly connected with screw rod, be threaded on the bar wall of the screw rod
Screw shell, the upper end of the screw shell are fixedly connected with U-shaped frame, two vertical portions of the U-shaped frame respectively with rectangular tube
Opposite two sides tube wall is fixedly connected.
Preferably, first gear is fixedly connected on the axial wall of the input shaft, inner wall passes through third on the right side of the shell
For the connection of rolling bearing lateral rotation there are two shaft, two shafts are fixedly connected to fan far from one end of inner walls
Leaf is fixedly connected with second gear on the axial wall of the shaft, and the first gear is engaged with second gear, a left side for the shell
It holds two sides up and down and right end to offer heat release hole in two sides up and down, and is fixedly connected with filter screen in heat release hole.
Preferably, the annular groove side opposite with the first magnet offers multiple equally distributed grooves, Duo Gesuo
It states and is slidably socketed connecting plate in groove, the side wall of the mounting blocks is connected to multiple equally distributed T-types by through-hole sliding sleeve
Bar, multiple T-bars are each passed through through-hole and are fixedly connected with the side of connecting plate, on the vertical portion bar wall of the T-bar
Sliding sleeve is connected to spring, and one end of the spring is fixedly connected with the horizontal part bar wall of T-bar, the other end and peace of the spring
The side of dress block is fixedly connected.
Preferably, it is symmetrically opened up on the tube wall of the rectangular tube there are two symmetrical sliding slot, in the rectangular through-hole
It is fixedly connected there are two symmetrical sliding block, two sliding blocks are matched with two sliding slots respectively.
Preferably, rectangular aperture is offered on the left of the upper and lower ends of the shell, it is solid in two rectangular apertures
Surely it is connected with heat-conducting plate, and the side of heat-conducting plate is fixedly connected with multiple equally distributed radiating fins.
Preferably, the edge of the disk is fixedly connected with ring baffle, and the upper and lower ends inner wall of the shell is solid
Surely it is connected with support rod, the side of two support rods is fixedly connected to idler wheel, and the one of idler wheel and ring baffle flanks
Touching connection.
Preferably, the one end of the screw rod far from motor is connected by the left pivot movement of the 4th rolling bearing and shell.
Preferably, the output shaft is fixedly connected with splined shaft, the left end pipe of the rectangular tube far from one end of mounting blocks
Along sealing plate is fixed at mouthful, the sealing plate on the axial wall of circular hole and output shaft by being slidably socketed.
Preferably, the front side of the shell is equipped with windowing, and acrylic board is fixedly connected at windowing.
Compared with prior art, the present invention provides a kind of energy saving and environment friendly permanent magnet speed regulation devices, have following beneficial to effect
Fruit:
1, the energy saving and environment friendly permanent magnet speed regulation device, by the motor being arranged on column, motor rotation drives screw rod to make
Screw shell is mobile, and screw shell is mobile to drive U-shaped frame to keep rectangular tube mobile, and it is defeated that rectangular tube movement drives the first rolling bearing to make
Shaft is mobile, and output shaft is mobile to drive mounting blocks to keep the first magnet mobile, and then increases the suction of the first magnet and the second magnet
Driving device is adjusted the speed, while the second magnet attracts connecting plate and casing-contact, so that the effective transmission force of speed regulation device
Square, and electric energy can be saved.
2, energy saving and environment friendly permanent magnet speed regulation device, by the first gear being arranged on input shaft, when input shaft rotates
First gear drives second gear rotation, and second gear rotation drives shaft to rotate flabellum, and fan blade rotating kinetic energy is enough to turn permanent magnetism
Son and conductor rotor carry out cooling and heat dissipation, and p-m rotor and conductor rotor are arranged in static shell, avoid permanent magnetism
The clothing of speed regulation device shaft during operation worker is caused danger.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the present invention, energy
Driving torque between enough effective p-m rotors increased in speed regulation device and conductor rotor, makes driving device be not easy to dally,
Electric energy is saved, and the clothing for being not easy to wind worker when permanent magnet speed regulation device work is caused danger.
Detailed description of the invention
Fig. 1 is that the internal structure of shell and rectangular tube is shown in a kind of energy saving and environment friendly permanent magnet speed regulation device proposed by the present invention
Meaning；
Fig. 2 is a kind of figure structural schematic diagram of energy saving and environment friendly permanent magnet speed regulation device proposed by the present invention；
Fig. 3 is the schematic enlarged-scale view in Fig. 1 at A；
Fig. 4 is the schematic enlarged-scale view in Fig. 1 at B.
In figure: 1 splined shaft, 2 output shafts, 3 rectangular tubes, 4 sealing plates, 5 filter screens, 6 shells, 7 radiating fins, 8 heat-conducting plates,
9 motors, 10 support rods, 11 idler wheels, 12 second gears, 13 first gears, 14 input shafts, 15 flabellums, 16 disks, 17 second magnetic
Body, 18 first magnets, 19 mounting blocks, 20 transverse slats, 21 screw rods, 22 screw shells, 23U type frame, 24 columns, 25T type bar, 26 bullets
Spring, 27 connecting plates, 28 sliding slots, 29 sliding blocks, 30 casings.
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.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-4, a kind of energy saving and environment friendly permanent magnet speed regulation device, including shell 6, a left side for shell 6 pass through rectangular through-hole
It slides laterally and is socketed with rectangular tube 3, symmetrically opened up on the tube wall of rectangular tube 3 there are two symmetrical sliding slot 28, rectangular through-hole
It is inside fixedly connected there are two symmetrical sliding block 29, two sliding blocks 29 are matched with two sliding slots 28 respectively, are increased transverse tube and are moved
Stability when dynamic is equipped with output shaft 2 in rectangular tube 3, is fixedly connected on the axial wall of output shaft 2 there are two first axis of rolling, two
The outer ring of a first rolling bearing is fixedly connected with the inner wall of rectangular tube 3, and one end of output shaft 2 passes through rectangular tube 3 and fixes
Mounting blocks 19 are connected with, the right side opening of mounting blocks 19 is equipped with annular groove, and the side of annular groove is uniformly fixed with multiple first
Magnet 18, multiple first magnets 18 are distributed in a ring, and the left side lower end of shell 6 is fixedly connected with transverse slat 20, the upper end of transverse slat 20
It being connect by adjusting mechanism with the tube wall of rectangular tube 3, adjustment mechanism includes the column 24 being fixed on transverse slat 20, and the one of column 24
Side is fixedly connected with motor 9, and the power input end of motor 9 is electrically connected by conducting wire and control switch and external power supply, this skill
Art is widely used in life, those skilled in the art should know, Gu no longer do it is excessive repeat, the output of motor 9
End runs through the side wall of column 24 and is fixedly connected with screw rod 21, is threaded with screw shell 22, screw thread on the bar wall of screw rod 21
The upper end of sleeve 22 is fixedly connected with U-shaped frame 23, two vertical portions of U-shaped frame 23 two sides tube wall opposite with rectangular tube 3 respectively
It is fixedly connected, is conveniently adjusted the transmission speed and driving torque of driving device, the right side of shell 6 is rotated by the second rolling bearing
It is connected with input shaft 14, one end of input shaft 14 extends in shell 6 and be fixed with disk 16, and the left side of disk 16 is uniformly solid
Surely multiple second magnets 17 are connected with, multiple second magnets 17 are distributed in a ring and are fixedly connected with jointly casing 30, casing 30
Left end for irony, the second magnet 17 extends in annular groove, and the annular groove side opposite with the first magnet 18 offers multiple
Equally distributed groove is slidably socketed connecting plate 27 in multiple grooves, and connecting plate 27 is irony, and the side wall of mounting blocks 19 passes through
Through-hole sliding sleeve is connected to multiple equally distributed T-bars 25, and multiple T-bars 25 are each passed through through-hole and the side with connecting plate 27
It is fixedly connected, sliding sleeve is connected to spring 26 on the vertical portion bar wall of T-bar 25, and the elastic force of spring 26 is right slightly larger than the first magnet 18
In the suction of connecting plate 27, connecting plate 27 is avoided to contact with the first magnet 18, one end of spring 26 and the horizontal part bar of T-bar 25
Wall is fixedly connected, and the other end of spring 26 is fixedly connected with the side of mounting blocks 19, when the second magnet 17 is moved in annular groove
When, the second magnet 17 and the first magnet 18 attract connecting plate to contact with casing 30 jointly, are effectively increased mounting blocks 19 and circle
Frictional force between disk 16, first gear 13 is fixedly connected on the axial wall of input shaft 14, and 6 right side inner wall of shell passes through third and rolls
For the connection of dynamic bearing lateral rotation there are two shaft, two shafts are fixedly connected to flabellum 15 far from one end of 6 inner wall of shell, turn
Second gear 12 is fixedly connected on the axial wall of axis, first gear 13 is engaged with second gear 12, two sides above and below the left end of shell 6
Heat release hole is offered with two sides above and below right end, and is fixedly connected with filter screen 5 in heat release hole, is conducive to permanent magnet speed regulation device
It radiates, offers rectangular aperture on the left of the upper and lower ends of shell 6, be fixedly connected to heat-conducting plate in two rectangular apertures
8, and the side of heat-conducting plate 8 is fixedly connected with multiple equally distributed radiating fins 7, the edge of disk 16 is fixedly connected with ring
Shape baffle, the upper and lower ends inner wall of shell 6 are fixedly connected to support rod 10, and the side of two support rods 10 is fixedly connected to
Idler wheel 11, and the side of idler wheel 11 and ring baffle connects, and increases the stability of disk 16, screw rod 21 is far from motor 9
One end is connect by the 4th rolling bearing with the left pivot movement of shell 6, and stability when screw rod stress is increased, and is reduced to motor shaft
The abrasion of component, output shaft 2 are fixedly connected with splined shaft 1 far from one end of mounting blocks 19, the flower being used cooperatively with splined shaft 1
Key gauge is fixed, and splined shaft 1 enables to output shaft 2 that can move with spline rule cooperation how on the input shaft of engineering machinery, is convenient for
Change driving torque and transmission speed, interior edge is fixed with sealing plate 4 at the left end nozzle of rectangular tube 3, and sealing plate 4 passes through circular hole
It is slidably socketed on the axial wall of output shaft 2, the front side of shell 6 is equipped with windowing, and acrylic board is fixedly connected at windowing, is convenient for
Permanent magnet speed regulation device is overhauled.
In the present invention, in use, starting motor 9, the rotation of motor 9 drives screw rod 21 to keep screw shell 22 mobile, thread bush
Cylinder 22 is mobile to drive U-shaped frame 23 to keep rectangular tube 3 mobile, and rectangular tube 3 is mobile to drive the first rolling bearing to keep output shaft 2 mobile, defeated
Shaft 2 is mobile to drive mounting blocks 19 to keep the first magnet 18 mobile, and then increases the suction pair of the first magnet 18 and the second magnet 17
Driving device is adjusted the speed, while the second magnet 17 attracts connecting plate 27 to contact with casing 30, so that speed regulation device effectively passes
Torque to be passed, and electric energy can be saved, first gear 13 drives second gear 12 to rotate when input shaft 14 rotates, and 12 turns of second gear
Dynamic that shaft is driven to rotate flabellum 15, the rotation of flabellum 15 can carry out cooling and heat dissipation, and permanent magnetic speed-adjusting to permanent magnet speed regulation device
The p-m rotor and conductor rotor of device are arranged in static shell 6, avoid permanent magnet speed regulation device shaft during operation worker
Clothing cause danger.
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 (10)
1. a kind of energy saving and environment friendly permanent magnet speed regulation device, including shell (6), which is characterized in that a left side for the shell (6) passes through square
Shape through-hole, which slides laterally, to be socketed with rectangular tube (3), is equipped with output shaft (2) in the rectangular tube (3), the axis of the output shaft (2)
It is fixedly connected on wall there are two first axis of rolling, the outer ring of two first rolling bearings is solid with the inner wall of rectangular tube (3)
Fixed connection, one end of the output shaft (2) pass through rectangular tube (3) and are fixedly connected with mounting blocks (19), the mounting blocks (19)
Right side opening be equipped with annular groove, and the side of annular groove is uniformly fixed with multiple first magnets (18), multiple first magnetic
Body (18) is distributed in a ring, and the left side lower end of the shell (6) is fixedly connected with transverse slat (20), and the upper end of the transverse slat (20) is logical
It crosses adjustment mechanism to connect with the tube wall of rectangular tube (3), the right side of the shell (6) is rotatably connected to defeated by the second rolling bearing
Enter axis (14), one end of the input shaft (14) extends in shell (6) and is fixed with disk (16), the disk (16)
Left side is uniformly fixedly connected with multiple second magnets (17), and multiple second magnets (17) are distributed in a ring and fixation connects jointly
It is connected to casing (30), the left end of second magnet (17) extends in annular groove.
2. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 1, which is characterized in that the adjustment mechanism packet
The column (24) being fixed on transverse slat (20) is included, the side of the column (24) is fixedly connected with motor (9), the motor (9)
Output end through column (24) side wall and be fixedly connected with screw rod (21), be threaded on the bar wall of the screw rod (21)
The upper end of screw shell (22), the screw shell (22) is fixedly connected with U-shaped frame (23), and two of the U-shaped frame (23) are perpendicular
The two sides tube wall opposite with rectangular tube (3) is fixedly connected respectively in straight portion.
3. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 1, which is characterized in that the input shaft (14)
Axial wall on be fixedly connected with first gear (13), inner wall passes through third rolling bearing lateral rotation company on the right side of the shell (6)
It connects there are two shaft, two shafts are fixedly connected to flabellum (15) far from one end of shell (6) inner wall, the shaft
It is fixedly connected on axial wall second gear (12), the first gear (13) is engaged with second gear (12), the shell (6)
Two sides and right end offer heat release hole in two sides up and down up and down for left end, and filter screen (5) are fixedly connected in heat release hole.
4. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 1, which is characterized in that the annular groove and
The opposite side of one magnet (18) offers multiple equally distributed grooves, is slidably socketed connecting plate in multiple grooves
(27), the side wall of the mounting blocks (19) is connected to multiple equally distributed T-bars (25), multiple T by through-hole sliding sleeve
Type bar (25) is each passed through through-hole and is fixedly connected with the side of connecting plate (27), on the vertical portion bar wall of the T-bar (25)
Sliding sleeve is connected to spring (26), and one end of the spring (26) is fixedly connected with the horizontal part bar wall of T-bar (25), the spring
(26) the other end is fixedly connected with the side of mounting blocks (19).
5. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 1, which is characterized in that the rectangular tube (3)
Tube wall on symmetrically open up there are two symmetrical sliding slot (28), be fixedly connected with that there are two symmetrical in the rectangular through-hole
Sliding block (29), two sliding blocks (29) match with two sliding slots (28) respectively.
6. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 1, which is characterized in that the shell (6)
Rectangular aperture is offered on the left of upper and lower ends, is fixedly connected in two rectangular apertures heat-conducting plate (8), and heat-conducting plate
(8) side is fixedly connected with multiple equally distributed radiating fins (7).
7. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 1, which is characterized in that the disk (16)
Edge is fixedly connected with ring baffle, and the upper and lower ends inner wall of the shell (6) is fixedly connected to support rod (10), and two
The side of the support rod (10) is fixedly connected to idler wheel (11), and the side of idler wheel (11) and ring baffle connects.
8. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 2, which is characterized in that the screw rod (21) is remote
One end from motor (9) is connect by the 4th rolling bearing with the left pivot movement of shell (6).
9. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 1, which is characterized in that the output shaft (2)
One end far from mounting blocks (19) is fixedly connected with splined shaft (1), and interior edge is fixed at the left end nozzle of the rectangular tube (3)
Sealing plate (4), the sealing plate (4) on circular hole and the axial wall of output shaft (2) by being slidably socketed.
10. a kind of energy saving and environment friendly permanent magnet speed regulation device according to claim 1, which is characterized in that the shell (6)
Front side is equipped with windowing, and acrylic board is fixedly connected at windowing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302591.0A CN109861496B (en) | 2019-04-16 | 2019-04-16 | Energy-saving environment-friendly permanent magnet speed regulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302591.0A CN109861496B (en) | 2019-04-16 | 2019-04-16 | Energy-saving environment-friendly permanent magnet speed regulation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109861496A true CN109861496A (en) | 2019-06-07 |
| CN109861496B CN109861496B (en) | 2020-08-04 |
Family
ID=66889107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910302591.0A Active CN109861496B (en) | 2019-04-16 | 2019-04-16 | Energy-saving environment-friendly permanent magnet speed regulation device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109861496B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112202291A (en) * | 2020-10-09 | 2021-01-08 | 安徽沃弗永磁科技有限公司 | Water-cooled permanent magnet speed regulator |
| CN112421881A (en) * | 2020-11-02 | 2021-02-26 | 合肥珺安机电设备有限公司 | External rotor electric machine with heat dissipation function |
| CN113114007A (en) * | 2021-04-13 | 2021-07-13 | 硕维科技（杭州）有限公司 | Alternating current variable frequency speed regulation motor with internal circulation heat dissipation |
| CN115133712A (en) * | 2022-08-26 | 2022-09-30 | 中山市启胜电器有限公司 | Motor with from heat dissipation function |
| CN115342134A (en) * | 2022-10-19 | 2022-11-15 | 西北工业大学 | Transmission protection device for motor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591988A (en) * | 2017-09-18 | 2018-01-16 | 安徽沃弗电力科技有限公司 | It is a kind of can brake hard high-precision permanent magnet coupling speed regulator |
-
2019
- 2019-04-16 CN CN201910302591.0A patent/CN109861496B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591988A (en) * | 2017-09-18 | 2018-01-16 | 安徽沃弗电力科技有限公司 | It is a kind of can brake hard high-precision permanent magnet coupling speed regulator |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112202291A (en) * | 2020-10-09 | 2021-01-08 | 安徽沃弗永磁科技有限公司 | Water-cooled permanent magnet speed regulator |
| CN112421881A (en) * | 2020-11-02 | 2021-02-26 | 合肥珺安机电设备有限公司 | External rotor electric machine with heat dissipation function |
| CN113114007A (en) * | 2021-04-13 | 2021-07-13 | 硕维科技（杭州）有限公司 | Alternating current variable frequency speed regulation motor with internal circulation heat dissipation |
| CN113114007B (en) * | 2021-04-13 | 2022-03-29 | 硕维科技（杭州）有限公司 | Alternating current variable frequency speed regulation motor with internal circulation heat dissipation |
| CN115133712A (en) * | 2022-08-26 | 2022-09-30 | 中山市启胜电器有限公司 | Motor with from heat dissipation function |
| CN115133712B (en) * | 2022-08-26 | 2022-11-25 | 中山市启胜电器有限公司 | Motor with from heat dissipation function |
| CN115342134A (en) * | 2022-10-19 | 2022-11-15 | 西北工业大学 | Transmission protection device for motor |
| CN115342134B (en) * | 2022-10-19 | 2023-02-03 | 西北工业大学 | Transmission protection device for motor |
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| Publication number | Publication date |
|---|---|
| CN109861496B (en) | 2020-08-04 |
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