CN114513065B - Intelligent ventilation structure of semi-driven permanent magnet motor - Google Patents
Intelligent ventilation structure of semi-driven permanent magnet motor Download PDFInfo
- Publication number
- CN114513065B CN114513065B CN202210123013.2A CN202210123013A CN114513065B CN 114513065 B CN114513065 B CN 114513065B CN 202210123013 A CN202210123013 A CN 202210123013A CN 114513065 B CN114513065 B CN 114513065B
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- China
- Prior art keywords
- inner cavity
- stator
- machine base
- fixedly connected
- heat absorption
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/185—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to outer stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/145—Stator cores with salient poles having an annular coil, e.g. of the claw-pole type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
-
- 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
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses an intelligent ventilation structure of a semi-driven permanent magnet motor, which comprises a horizontally arranged machine seat, wherein a stator is arranged in an inner cavity of the machine seat, the outer side of the stator is attached to the inner side wall of the machine seat, a plurality of circularly arranged windings are arranged in the inner cavity of the stator, a rotor is arranged in the inner cavity of the stator, and a plurality of circularly arranged mounting ports are formed in the rotor.
Description
Technical Field
The invention relates to the technical field of permanent magnet motors, in particular to an intelligent ventilation structure of a semi-driven permanent magnet motor.
Background
The permanent magnet motor is composed of a stator, a rotor, an end cover and other parts, so that a collector ring and an electric brush which are easy to cause problems are omitted, and the running reliability of the motor is improved; and because exciting current is not needed, exciting loss is avoided, and the efficiency and the power density of the motor are improved.
However, the existing permanent magnet motor has serious temperature rise due to high power density, narrow installation space and other reasons, the reliability of the motor is directly affected by the temperature rise of the motor, the service life of the motor is prolonged, and the risk of failure of the winding and the permanent magnet is caused by overheating. Therefore, a good cooling structure is designed for the motor, the temperature rise of the motor is reduced, and the motor cooling structure has important significance.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an intelligent ventilation structure of half-driven permanent magnet machine, includes the frame that the level set up, the frame inner chamber is provided with the stator, the stator outside is laminated with the frame inside wall, the stator inner chamber is provided with a plurality of annular arrangement's winding, the stator inner chamber is provided with the rotor, a plurality of annular arrangement's installing port has been seted up on the rotor, a plurality of annular arrangement's installing port inner chamber all installs the permanent magnet, and a plurality of the winding is laminated with the rotor, frame inner chamber center department has the center pin, the center pin runs through the stator inner chamber, the frame front side has the end cover, end cover and frame outside all are provided with four annular arrangement's bolts, the end cover passes through a plurality of bolt swing joint with the frame, the end cover is run through to the center pin, the fan housing is installed to the frame rear side, the frame outside is provided with a plurality of annular arrangement's fin, the frame bottom is installed and is born the seat.
Preferably, a plurality of heat absorbing copper plates are arranged between every two adjacent windings, the front sides of the heat absorbing copper plates are fixedly connected with fixing plates together, the rear sides of the heat absorbing copper plates are fixedly connected with mounting plates together, the fixing plates are located in the inner cavities of the end covers, and the mounting plates are located in the inner cavities of the wind shields.
Preferably, the cavity is all offered to a plurality of heat absorption copper inner chamber, a plurality of the equal fixedly connected with of heat absorption copper rear side catchments the frame, a plurality of the common fixedly connected with catchment board of catchment frame rear side, center pin rear end fixedly connected with transfer line, transfer line outside fixedly connected with a plurality of annular arrangement's air extraction fan.
Preferably, the pump body is installed to the fan housing inner chamber, the pump body top is pegged graft and is had the outlet pipe, the pump body bottom is pegged graft and is had the inlet tube, the outlet pipe is all pegged graft in water collecting plate rear side department with the one end that the pump body was kept away from to the inlet tube.
Preferably, a plurality of circulation frames are installed on the fixed plate, and a plurality of circulation frame inner cavities are all mutually communicated with adjacent cavities, a plurality of circulation frame front sides are jointly provided with a water tank, and a plurality of circulation frame front sides are all spliced at the water tank rear sides.
Preferably, two sealing rings for shafts are arranged on the outer side of the central shaft, and the sealing rings for shafts on the front side are arranged at the circle center of the end cover.
Preferably, the sizes of the exhaust fans are smaller than the circle center of the water collecting plate, and the temperature sensor is arranged on the mounting plate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the temperature sensor, when the temperature inside the engine base is normal, no reaction can be realized, at the moment, the central shaft drives the exhaust fans to rotate through the transmission rod, the exhaust fans are discharged from the rear side of the fan housing, when the temperature inside the engine base is higher, the temperature sensor can start the pump body, the pump body pumps out cooling liquid inside the water tank through the water inlet pipe, the windings, the rotor and the stator are cooled through the heat absorption copper plate, and the cooling liquid is sprayed out through the water outlet pipe, so that the circulating cooling is realized.
Drawings
FIG. 1 is a front elevational view of the structure of the present invention;
FIG. 2 is a rear elevational view of the structure of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a rear elevational view of the internal structure of the present invention;
fig. 5 is a front view of the internal structure of the present invention.
Reference numerals in the drawings: 1. a base; 2. a fan housing; 3. an end cap; 4. a bolt; 5. a central shaft; 6. a bearing seat; 7. a pump body; 8. a water inlet pipe; 9. a water outlet pipe; 10. a water collection sheet; 11. a water collecting frame; 12. an exhaust fan; 13. a temperature sensor; 14. a transmission rod; 15. a rotor; 16. a permanent magnet; 17. a stator; 18. a winding; 19. sealing rings for shafts; 20. a mounting plate; 21. a heat absorbing copper plate; 22. a fixing plate; 23. a circulation frame; 24. a water tank.
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.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an intelligent ventilation structure of semi-driven permanent magnet machine, including the frame 1 that the level set up, frame 1 inner chamber is provided with stator 17, stator 17 outside and the laminating of frame 1 inside wall, stator 17 inner chamber is provided with a plurality of annular arrangement's winding 18, stator 17 inner chamber is provided with rotor 15, a plurality of annular arrangement's installing port has been seted up on the rotor 15, permanent magnet 16 is all installed to a plurality of annular arrangement's installing port inner chamber, and a plurality of winding 18 and rotor 15 laminating, frame 1 inner chamber center department has center pin 5, center pin 5 runs through stator 17 inner chamber, frame 1 front side has end cover 3, end cover 3 and frame 1 outside all are provided with four annular arrangement's bolt 4, end cover 3 and frame 1 pass through a plurality of bolt 4 swing joint, center pin 5 runs through end cover 3, fan housing 2 is installed to frame 1 outside is provided with a plurality of annular arrangement's fin, frame 1 bottom is installed and is born seat 6, center pin 5 outside is provided with two sealing washer 19 for the axle, the axle that is located the front side is installed in end cover 3 centre of a circle.
Every two adjacent windings 18 are provided with heat absorption copper plates 21, the front sides of the heat absorption copper plates 21 are fixedly connected with fixing plates 22 together, the rear sides of the heat absorption copper plates 21 are fixedly connected with mounting plates 20 together, the fixing plates 22 are located in the inner cavities of the end covers 3, and the mounting plates 20 are located in the inner cavities of the wind hoods 2.
The cavity has all been seted up to a plurality of heat absorption copper 21 inner chambers, the equal fixedly connected with of a plurality of heat absorption copper 21 rear sides catchments frame 11, a plurality of catchments frame 11 rear sides are fixedly connected with catchment board 10 jointly, center pin 5 rear end fixedly connected with transfer line 14, transfer line 14 outside fixedly connected with a plurality of annular exhaust fan 12 of arranging, the pump body 7 is installed to fan housing 2 inner chamber, the outlet pipe 9 is pegged graft at pump body 7 top, inlet tube 8 has been pegged graft to pump body 7 bottom, the one end that pump body 7 was kept away from to outlet pipe 9 and inlet tube 8 all peg graft in catchment board 10 rear side department, install a plurality of circulation frame 23 on the fixed plate 22, and a plurality of circulation frame 23 inner chambers all link up the setting for each other with adjacent cavity, a plurality of circulation frame 23 front sides are equipped with water tank 24 jointly, and a plurality of circulation frame 23 front sides all peg graft in water tank 24 rear side department, a plurality of exhaust fan 12 size all are less than catchment board 10 centre of a circle, install temperature sensor 13 on the mounting panel 20.
Working principle: firstly, a user welds a plurality of heat absorption copper plates 21 corresponding to adjacent circulation frames 23 on a fixed plate 22 and inserts the heat absorption copper plates between a plurality of windings 18, then a mounting plate 20 is fixedly arranged at the rear side of the heat absorption copper plates 21, then a plurality of water collection frames 11 at the front side of a water collection plate 10 are inserted into adjacent cavities, and a plurality of circulation frames 23 are inserted into a water tank 24, when a permanent magnet motor is started, a transmission rod 14 can be driven to rotate through a central shaft 5, the transmission rod 14 can drive a plurality of exhaust fans 12 to rotate, the exhaust fans 12 can cooperate with a fan housing 2 to perform primary heat dissipation, when the internal temperature of the machine base 1 is higher, a pump body 7 can be started through a temperature sensor 13, cooling liquid in the water tank 24 is pumped out through a water inlet pipe 8, the windings 18, a rotor 15 and a stator 17 are cooled through the heat absorption copper plates 21, and the circulation cooling is realized through the water outlet pipe 9.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides an intelligent ventilation structure of half-driven permanent magnet machine, includes frame (1) that the level set up, its characterized in that: the novel heat exchanger comprises a machine base (1), and is characterized in that a stator (17) is arranged in an inner cavity of the machine base (1), the outer side of the stator (17) is attached to the inner side wall of the machine base (1), a plurality of annularly arranged windings (18) are arranged in the inner cavity of the stator (17), a rotor (15) is arranged in the inner cavity of the stator (17), a plurality of annularly arranged mounting openings are formed in the rotor (15), permanent magnets (16) are arranged in the inner cavities of the annularly arranged mounting openings, the windings (18) are attached to the rotor (15), a central shaft (5) is arranged in the center of the inner cavity of the machine base (1), the central shaft (5) penetrates through the inner cavity of the stator (17), end covers (3) are arranged on the front side of the machine base (1), four annularly arranged bolts (4) are arranged on the outer sides of the end covers (3) and the machine base (1), the central shaft (5) penetrates through the end covers (3), a fan cover (2) is arranged on the rear side of the machine base (1), and a plurality of annular arranged radiating fins are arranged on the outer side of the machine base (1), and a bearing base (6) is arranged on the bottom of the machine base (1).
A heat absorption copper plate (21) is arranged between every two adjacent windings (18), a plurality of heat absorption copper plates (21) are fixedly connected with a fixing plate (22) together, a plurality of heat absorption copper plates (21) are fixedly connected with a mounting plate (20) together on the rear side, the fixing plate (22) is positioned in the inner cavity of the end cover (3), and the mounting plate (20) is positioned in the inner cavity of the fan housing (2);
the inner cavities of the heat absorption copper plates (21) are provided with cavities, the rear sides of the heat absorption copper plates (21) are fixedly connected with water collecting frames (11), the rear sides of the water collecting frames (11) are fixedly connected with water collecting plates (10) together, the rear ends of the central shafts (5) are fixedly connected with transmission rods (14), and the outer sides of the transmission rods (14) are fixedly connected with a plurality of annular exhaust fans (12);
the inner cavity of the fan housing (2) is provided with a pump body (7), the top of the pump body (7) is inserted with a water outlet pipe (9), the bottom of the pump body (7) is inserted with a water inlet pipe (8), and one ends of the water outlet pipe (9) and the water inlet pipe (8), which are far away from the pump body (7), are inserted at the rear side of the water collecting plate (10);
a plurality of circulation frames (23) are arranged on the fixed plate (22), the inner cavities of the circulation frames (23) are communicated with the adjacent cavities, a water tank (24) is arranged on the front sides of the circulation frames (23), and the front sides of the circulation frames (23) are spliced at the rear sides of the water tank (24);
the sizes of the exhaust fans (12) are smaller than the circle center of the water collecting plate (10), and the temperature sensor (13) is arranged on the mounting plate (20).
2. The intelligent ventilation structure of a semi-driven permanent magnet motor of claim 1, wherein: two sealing rings (19) for shafts are arranged on the outer side of the central shaft (5), and the sealing rings (19) for shafts on the front side are arranged at the circle center of the end cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210123013.2A CN114513065B (en) | 2022-02-09 | 2022-02-09 | Intelligent ventilation structure of semi-driven permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210123013.2A CN114513065B (en) | 2022-02-09 | 2022-02-09 | Intelligent ventilation structure of semi-driven permanent magnet motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114513065A CN114513065A (en) | 2022-05-17 |
| CN114513065B true CN114513065B (en) | 2023-10-10 |
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ID=81552632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210123013.2A Active CN114513065B (en) | 2022-02-09 | 2022-02-09 | Intelligent ventilation structure of semi-driven permanent magnet motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN114513065B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710079A (en) * | 2012-05-29 | 2012-10-03 | 赵晓东 | Permanent magnet synchronous motor with dual annular rotation heat tube for cooling rotor |
| CN105914983A (en) * | 2016-04-25 | 2016-08-31 | 电子科技大学中山学院 | Embedded heat dissipation type permanent magnet synchronous motor and use method thereof |
| WO2016206342A1 (en) * | 2015-06-23 | 2016-12-29 | 戴杰 | Self-circulation liquid-cooled permanent magnet motor |
| CN206077155U (en) * | 2016-09-29 | 2017-04-05 | 周易 | A kind of motor with intelligent heat dissipation protection |
| CN214959147U (en) * | 2021-06-26 | 2021-11-30 | 合肥荣叙科技有限公司 | Energy-conserving formula water cooling plant circulates based on permanent-magnet machine |
| CN215420031U (en) * | 2021-04-19 | 2022-01-04 | 浙江磐龙机电有限公司 | High heat dissipation type PMSM stator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711964B (en) * | 2018-06-13 | 2020-02-14 | 哈尔滨理工大学 | Permanent magnet motor with built-in multistage fan type double-path self-circulation ventilation cooling system |
-
2022
- 2022-02-09 CN CN202210123013.2A patent/CN114513065B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710079A (en) * | 2012-05-29 | 2012-10-03 | 赵晓东 | Permanent magnet synchronous motor with dual annular rotation heat tube for cooling rotor |
| WO2016206342A1 (en) * | 2015-06-23 | 2016-12-29 | 戴杰 | Self-circulation liquid-cooled permanent magnet motor |
| CN105914983A (en) * | 2016-04-25 | 2016-08-31 | 电子科技大学中山学院 | Embedded heat dissipation type permanent magnet synchronous motor and use method thereof |
| CN206077155U (en) * | 2016-09-29 | 2017-04-05 | 周易 | A kind of motor with intelligent heat dissipation protection |
| CN215420031U (en) * | 2021-04-19 | 2022-01-04 | 浙江磐龙机电有限公司 | High heat dissipation type PMSM stator |
| CN214959147U (en) * | 2021-06-26 | 2021-11-30 | 合肥荣叙科技有限公司 | Energy-conserving formula water cooling plant circulates based on permanent-magnet machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114513065A (en) | 2022-05-17 |
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Effective date of registration: 20230908 Address after: No. 7-1 Guangzao Road, Guangde Economic Development Zone, Xuancheng City, Anhui Province, 242200 Applicant after: Anhui Senlima Drive Technology Co.,Ltd. Address before: 331100 No. 24, Hetang village, Fengcheng City, Yichun City, Jiangxi Province Applicant before: Chen Bo |
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