CN108768078B - Crankshaft heat dissipation type permanent magnet torque motor - Google Patents
Crankshaft heat dissipation type permanent magnet torque motor Download PDFInfo
- Publication number
- CN108768078B CN108768078B CN201810985860.3A CN201810985860A CN108768078B CN 108768078 B CN108768078 B CN 108768078B CN 201810985860 A CN201810985860 A CN 201810985860A CN 108768078 B CN108768078 B CN 108768078B
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- Prior art keywords
- casing
- air
- heat dissipation
- rotation
- axis
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 26
- 230000006835 compression Effects 0.000 claims abstract description 32
- 238000007906 compression Methods 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 7
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/10—Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing
- H02K9/12—Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing wherein the cooling medium circulates freely within the casing
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention discloses a crankshaft heat dissipation type permanent magnet torque motor, which comprises a casing, wherein a base is arranged at the bottom of the casing, a jet is arranged on the left end face of the casing, a rotating shaft is arranged in the middle position in the casing, a rotor is arranged on the rotating shaft, a stator is arranged on the inner wall of the casing, an air guide cavity is arranged in the rotating shaft, a plurality of air holes are formed in the surface of the air guide cavity, the jet is arranged on the rotating shaft between rotor units, a buffer box is penetrated at the right end of the rotating shaft, a rotary sealing structure matched with the rotating shaft is arranged at the left end and the right end of the buffer box, an air vent is arranged at the outer side of the rotating shaft, the right end of the rotating shaft penetrates through the right end of the casing, a crankshaft is arranged at the right end of the rotating shaft, and compression heat exchange mechanisms are symmetrically arranged at the right ends of the upper side and the lower side of the crankshaft.
Description
Technical Field
The invention relates to the technical field of motor equipment, in particular to a crankshaft heat dissipation type permanent magnet torque motor.
Background
The permanent magnet motor has the advantages of high efficiency, high power density, large power factor, large starting torque, wide speed regulation range and the like, and has gradually replaced induction motors and switched reluctance motors, so that the permanent magnet motor is increasingly widely applied in various fields of industrial production and daily life. However, the permanent magnets are arranged on the rotor, heat dissipation is difficult, the permanent magnets can be irreversibly demagnetized due to the temperature rise caused by the heat dissipation, the motor output is limited, and potential safety hazards are increased.
The traditional permanent magnet motor ventilation and heat dissipation structure utilizes a fan to provide air flowing power, so that electric energy is wasted.
Disclosure of Invention
The invention aims to provide a crankshaft heat dissipation type permanent magnet torque motor so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides a bent axle heat dissipation formula permanent magnet torque motor, includes the casing, the casing bottom is equipped with the base, and the casing left end face is equipped with the jet, intermediate position is equipped with the axis of rotation in the casing, and the axis of rotation is equipped with the rotor, and the rotor adopts the rotor unit that a plurality of clearances set up to constitute, be equipped with the stator on the casing inner wall, the inside air guide chamber that is equipped with of axis of rotation, the air guide chamber surface is equipped with a plurality of exhaust hole, and the jet sets up in the axis of rotation between the rotor unit, the buffer tank is worn to be equipped with by the axis of rotation right-hand member, and both ends are equipped with the rotary seal structure with axis of rotation matched with about the buffer tank, and the axis of rotation outside that the buffer tank is located is equipped with the air vent, the axis of rotation right-hand member passes the casing right-hand member, and the axis of rotation right-hand member is equipped with the bent axle, the casing right-hand member symmetry of both sides is equipped with compression heat transfer mechanism about the bent axle.
As a further scheme of the invention: the compression heat exchange mechanism comprises a compression cylinder, the compression cylinder is fixedly connected with the casing through the connecting rod, the compression cylinder right side is equipped with the intake pipe, be equipped with the check valve that admits air in the intake pipe, still be equipped with the blast pipe on the compression cylinder, be equipped with the exhaust check valve on the blast pipe, the check valve that admits air passes through communicating pipe and connects the buffer memory case, the communicating pipe passes the water-cooling case that is located the casing outside, be equipped with inlet tube and outlet pipe on the water-cooling case, inlet tube and outlet pipe connection water exchange tank, be equipped with in the water exchange tank with advancing water piping connection's circulating pump, sliding fit has the piston piece in the compression cylinder, piston piece outer tip rotates and is connected with the transmission connecting rod, rotate on the bent axle and be connected with the cover, transmission connecting rod and rotate cover fixed surface connection, under the drive of axis of rotation, the bent axle drives the piston piece through rotating cover and transmission connecting rod and reciprocating sliding in the compression cylinder, when the piston piece is inhaled the stroke, external air can thereby the intake pipe gets into the compression cylinder, when the piston piece compresses the stroke, air can be compressed, can lead self temperature to rise after the air compression, can get into the buffer memory case along with the air, then along with getting into the leading-in, again, get out from the guide hole, at last, from the gas jet, and when the air is compressed air can be compressed, and the air can be cooled down by the air cavity, and further, the air can be cooled down, and the air case when the air is cooled down, and the air case is cooled down.
As a further scheme of the invention: the rotary sealing structure comprises a sealing sleeve positioned on the buffer storage box, a rotating bearing and a sealing ring which are matched with the rotating shaft are arranged on the sealing sleeve, and the sealing ring is positioned on the outer side of the rotating bearing.
As a further scheme of the invention: the air jet is provided with four air jet openings, the air jet openings are distributed on the left end face of the shell, and the outer surface of each air jet opening is provided with a heat dissipation grid.
As a further scheme of the invention: the buffer memory case is fixed on the inner wall of the right end of the shell through bolts.
As a further scheme of the invention: and the surface of the communicating pipe is provided with radiating fins which are positioned inside the water cooling box, so that the radiating effect is improved.
Compared with the prior art, the invention has the beneficial effects that: the invention has simple and reasonable structure, the crankshaft drives the piston block to slide back and forth in the compression cylinder through the rotating sleeve and the transmission connecting rod under the drive of the rotating shaft, when the piston block performs the suction stroke, the external air can enter the compression cylinder through the air inlet pipe, when the piston block performs the compression stroke, the air in the compression cylinder can be compressed, the temperature of the air can rise after the air is compressed, the compressed air can enter the buffer tank along the communicating pipe, then enters the air guide cavity along the air vent, finally, the air is sprayed out from the air vent, when the air passes through the water cooling tank, the compressed high-temperature air can be cooled, and when the air is sprayed out of the air vent, the air can expand to do work outwards, thereby further reducing the temperature of the air vent, further improving the heat dissipation effect on the shell, simultaneously, along with the rotation of the rotating shaft, improving the heat dissipation effect on the inner wall of the shell, eliminating the defect of poor heat dissipation effect of the existing permanent magnet motor, improving the service life of the motor, and having strong practicability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a left side view of the structure of the present invention.
Fig. 3 is a schematic structural view of a rotary seal structure according to the present invention.
Wherein: the heat dissipation device comprises a shell 1, a rotor 2, a heat dissipation grid 3, a rotating shaft 4, air injection holes 5, an air guide cavity 7, air injection ports 6, a base 8, a stator 9, a buffer tank 10, an air vent 11, a water cooling tank 12, a communicating pipe 13, an exhaust check valve 14, a compression cylinder 15, an air inlet check valve 16, an air inlet pipe 17, a piston block 18, a transmission connecting rod 19, a crankshaft 20, a rotating sleeve 21, a rotating bearing 22, a sealing sleeve 23 and a sealing ring 24.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-3, in the embodiment of the invention, a crankshaft heat dissipation type permanent magnet torque motor comprises a casing 1, a base 8 is arranged at the bottom of the casing 1, air nozzles 6 are arranged at the left end face of the casing 1, four air nozzles 6 are arranged at the left end face of the casing 1, an array is distributed at the left end face of the casing 1, a heat dissipation grid 3 is arranged on the outer surface of the air nozzles 6, a rotating shaft 4 is arranged at the middle position in the casing 1, a rotor 2 is arranged on the rotating shaft 4, the rotor 2 is formed by a plurality of rotor units arranged at intervals, a stator 9 is arranged on the inner wall of the casing 1, an air guide cavity 7 is arranged in the rotating shaft 4, a plurality of air exhaust holes 5 are arranged on the surface of the air guide cavity 7, the air nozzles 5 are arranged on the rotating shaft 4 between the rotor units, a buffer box 10 is penetrated at the right end of the rotating shaft 4, the buffer box 10 is fixed on the inner wall at the right end of the casing 1 through bolts, rotary sealing structures matched with the rotating shaft 4 are arranged at the left end and the right end of the buffer box 10, the outside of the rotating shaft 4 where the buffer tank 10 is positioned is provided with an air vent 11, the right end of the rotating shaft 4 passes through the right end of the casing 1, the right end of the rotating shaft 4 is provided with a crankshaft 20, the right ends of the casing 1 on the upper side and the lower side of the crankshaft 20 are symmetrically provided with compression cylinders 15, the compression cylinders 15 are fixedly connected with the casing 1 through connecting rods, the right side of the compression cylinders 15 is provided with an air inlet pipe 17, the air inlet pipe 17 is provided with an air inlet one-way valve 16, the compression cylinders 15 are also provided with an exhaust pipe 14, the exhaust pipe 14 is provided with an exhaust one-way valve 14, the exhaust one-way valve 14 is connected with the buffer tank 10 through a communicating pipe 13, the communicating pipe 13 passes through a water cooling tank 12 positioned outside the casing 1, the water cooling tank 12 is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are connected with a water exchanging tank, a circulating liquid pump connected with the water inlet pipe is arranged in the water exchanging tank, a piston block 18 is in sliding fit in the compression cylinders 15, the outer end of the piston block 18 is rotationally connected with a transmission connecting rod 19, the crankshaft 20 is rotationally connected with a rotation sleeve 21, the transmission connecting rod 19 is fixedly connected with the surface of the rotation sleeve 21, the crankshaft 20 drives the piston block 18 to slide back and forth in the compression cylinder 15 through the rotation sleeve 21 and the transmission connecting rod 19 under the drive of the rotation shaft 4, when the piston block 18 performs an air suction stroke, external air can enter the compression cylinder 15 through the air inlet pipe 17, when the piston block 18 performs a compression stroke, air in the compression cylinder 15 can be compressed, the temperature of the air can rise after the air is compressed, the compressed air can enter the cache box 10 along the communication pipe 13, then enters the air guide cavity 7 along the air vent 11, finally is sprayed out from the air vent 5, when the air passes through the water cooling box 12, the compressed high-temperature air can be cooled, and when the air is sprayed out of the air vent 5, the air can expand to the outside, thereby further reducing the temperature of the air vent 1, thereby further improving the heat dissipation effect of the machine shell 1, and simultaneously the air vent 5 rotates along with the rotation of the rotation shaft 4, thereby improving the heat dissipation effect of the inner wall of the machine shell 1.
The rotary sealing structure comprises a sealing sleeve 23 positioned on the buffer tank 10, a rotary bearing 22 and a sealing ring 24 matched with the rotary shaft 4 are arranged on the sealing sleeve 23, and the sealing ring 24 is positioned outside the rotary bearing 22.
Example 2
The difference from example 1 is that: the surface of the communicating pipe 13 is provided with radiating fins which are positioned inside the water cooling tank 12, so that the radiating effect is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The utility model provides a bent axle heat dissipation formula permanent magnet torque motor, includes casing (1), casing (1) bottom is equipped with base (8), and casing (1) left end face is equipped with jet (6), intermediate position is equipped with axis of rotation (4) in casing (1), and axis of rotation (4) are equipped with rotor (2), and rotor (2) adopt the rotor unit constitution that a plurality of clearances set up, be equipped with stator (9) on casing (1) inner wall, characterized in that, axis of rotation (4) inside is equipped with air guide chamber (7), and air guide chamber (7) surface is equipped with a plurality of jet (5), and jet (5) set up on axis of rotation (4) between the rotor unit, buffer tank (10) are worn to be equipped with by the right-hand member of axis of rotation (4), and buffer tank (10) left and right sides are equipped with the rotary seal structure with axis of rotation (4) matched with, and the outside axis of rotation (4) at buffer tank (10) place is equipped with air vent (11), axis of rotation (4) right-hand member pass casing (1) right-hand member, and axis of rotation (4) right-hand member are equipped with bent axle (20), casing (1) right-hand member are equipped with symmetrical compression mechanism of bent axle (20) both sides of bent axle (1);
The compression heat exchange mechanism comprises a compression cylinder (15), the compression cylinder (15) is fixedly connected with a shell (1) through a connecting rod, an air inlet pipe (17) is arranged on the right side of the compression cylinder (15), an air inlet one-way valve (16) is arranged on the air inlet pipe (17), an exhaust pipe is further arranged on the compression cylinder (15), an exhaust one-way valve (14) is arranged on the exhaust pipe, the exhaust one-way valve (14) is connected with a cache box (10) through a communicating pipe (13), the communicating pipe (13) penetrates through a water cooling box (12) positioned on the outer side of the shell (1), a water inlet pipe and a water outlet pipe are arranged on the water cooling box (12), the water inlet pipe and the water outlet pipe are connected with a water exchange box, a circulating liquid pump connected with the water inlet pipe is arranged in the water exchange box, a piston block (18) is slidingly matched in the compression cylinder (15), a transmission connecting rod (19) is rotationally connected to the outer end part of the piston block (18), a rotating sleeve (21) is rotationally connected to the crankshaft (20), and the transmission connecting rod (19) is fixedly connected with the surface of the rotating sleeve (21).
The rotary sealing structure comprises a sealing sleeve (23) positioned on the buffer box (10), a rotating bearing (22) and a sealing ring (24) which are matched with the rotating shaft (4) are arranged on the sealing sleeve (23), and the sealing ring (24) is positioned on the outer side of the rotating bearing (22).
2. The crankshaft heat dissipation type permanent magnet torque motor according to claim 1, wherein four air jet ports (6) are arranged and distributed on the left end face of the machine shell (1), and heat dissipation grids (3) are arranged on the outer surface of each air jet port (6).
3. The crankshaft heat dissipation type permanent magnet torque motor according to claim 1, wherein the buffer tank (10) is fixed on the inner wall of the right end of the casing (1) through bolts.
4. A crankshaft heat dissipation type permanent magnet torque motor according to any one of claims 1-3, wherein heat dissipation fins are arranged on the surface of the communicating pipe (13), and the heat dissipation fins are located inside the water cooling tank (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810985860.3A CN108768078B (en) | 2018-08-28 | 2018-08-28 | Crankshaft heat dissipation type permanent magnet torque motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810985860.3A CN108768078B (en) | 2018-08-28 | 2018-08-28 | Crankshaft heat dissipation type permanent magnet torque motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108768078A CN108768078A (en) | 2018-11-06 |
| CN108768078B true CN108768078B (en) | 2024-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810985860.3A Active CN108768078B (en) | 2018-08-28 | 2018-08-28 | Crankshaft heat dissipation type permanent magnet torque motor |
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| CN (1) | CN108768078B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112087094B (en) * | 2020-09-10 | 2021-08-17 | 淮阴工学院 | Polarization heat dissipation type unit permanent magnet motor and working method thereof |
| CN114039455B (en) * | 2022-01-10 | 2022-04-08 | 江苏智远智能驱动技术研究院有限公司 | Motor cooling heat abstractor |
| CN114618824A (en) * | 2022-03-17 | 2022-06-14 | 湖南亿胜新材料有限公司 | Acid pickling purification device for refined quartz sand |
| CN116404810B (en) * | 2023-02-20 | 2024-01-12 | 深圳艾史比特电机有限公司 | Permanent magnet brushless motor structure and method based on water pump |
| CN118300330B (en) * | 2024-03-20 | 2024-08-30 | 超昇速科技(无锡)有限公司 | Multi-rotor hybrid motor |
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| CN107061224A (en) * | 2016-12-23 | 2017-08-18 | 无锡五洋赛德压缩机有限公司 | A kind of novel heat pump compressor |
| CN107508422A (en) * | 2017-10-20 | 2017-12-22 | 南京泓凯动力系统科技有限公司 | A kind of outer circulation cools down automobile permanent magnet synchronous motor |
| CN107689710A (en) * | 2017-10-20 | 2018-02-13 | 南京泓凯动力系统科技有限公司 | A kind of piston exhaust gas heat exchanging formula automobile permanent magnet synchronous motor |
| CN208508710U (en) * | 2018-08-28 | 2019-02-15 | 包头长安永磁电机有限公司 | A kind of crankshaft heat radiating type permanent magnet torque motor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1014161A (en) * | 1996-06-19 | 1998-01-16 | Yaskawa Electric Corp | Bearing cooling device of fully closed rotary electric machine |
| CN107181365A (en) * | 2017-05-03 | 2017-09-19 | 江苏华源防爆电机有限公司 | A kind of compressor servomotor and its control method |
-
2018
- 2018-08-28 CN CN201810985860.3A patent/CN108768078B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061224A (en) * | 2016-12-23 | 2017-08-18 | 无锡五洋赛德压缩机有限公司 | A kind of novel heat pump compressor |
| CN107508422A (en) * | 2017-10-20 | 2017-12-22 | 南京泓凯动力系统科技有限公司 | A kind of outer circulation cools down automobile permanent magnet synchronous motor |
| CN107689710A (en) * | 2017-10-20 | 2018-02-13 | 南京泓凯动力系统科技有限公司 | A kind of piston exhaust gas heat exchanging formula automobile permanent magnet synchronous motor |
| CN208508710U (en) * | 2018-08-28 | 2019-02-15 | 包头长安永磁电机有限公司 | A kind of crankshaft heat radiating type permanent magnet torque motor |
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| CN108768078A (en) | 2018-11-06 |
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