CN116317353A - Permanent magnet integrated machine - Google Patents
Permanent magnet integrated machine Download PDFInfo
- Publication number
- CN116317353A CN116317353A CN202310077816.3A CN202310077816A CN116317353A CN 116317353 A CN116317353 A CN 116317353A CN 202310077816 A CN202310077816 A CN 202310077816A CN 116317353 A CN116317353 A CN 116317353A
- Authority
- CN
- China
- Prior art keywords
- motor
- diversion screen
- heat dissipation
- motor casing
- permanent magnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- 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
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- 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
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- 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
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- 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
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The invention relates to the technical field of permanent magnet motors and provides a permanent magnet integrated all-in-one machine, which comprises a motor shell, a motor controller main board, a motor rotor, a motor stator, a motor extension shaft, a motor front cover, a motor rear cover, a heat dissipation plate, fan blades and a diversion screen cover, wherein the heat dissipation plate is arranged at the rear part of the motor shell and divides the motor shell into two cavities, the motor controller main board is arranged on the heat dissipation plate, the motor controller main board is positioned between the heat dissipation plate in the motor shell and the motor rear cover, the motor extension shaft extends to form a free end part, the fan blades are fixedly arranged on the free end part of the motor extension shaft, the fan blades face the heat dissipation plate and are far away from the surface where the motor controller main board is arranged, the diversion screen cover is arranged in the motor shell, the diversion screen cover is arranged between the fan blades and the heat dissipation plate, and a plurality of air inlets are arranged between the diversion screen cover and the heat dissipation plate. The invention solves the problems of large whole volume and unsatisfactory heat dissipation effect of the existing permanent magnet integrated all-in-one machine.
Description
Technical Field
The invention relates to the technical field of permanent magnet motors, in particular to a permanent magnet integrated machine.
Background
The permanent magnet integrated machine uses the permanent magnet to provide excitation, so that the motor structure is simpler, the processing and assembly cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, and the operation reliability of the motor is improved; the permanent magnet integrated machine is composed of a stator, a rotor, an end cover and other parts, and the stator is basically the same as a common induction motor. In the prior art, in actual use, the permanent magnet integrated machine has high operation efficiency, so that the heat dissipation capacity is huge, and in order to better reduce the heat dissipation capacity, the existing permanent magnet integrated machine is basically provided with a centrifugal fan for dissipating heat, and the centrifugal fan is arranged to greatly increase the volume of the permanent magnet integrated machine and simultaneously generate larger noise, and the problem that the controller is overheated is easily caused when the centrifugal fan breaks down.
Disclosure of Invention
Therefore, aiming at the problems, the invention provides the permanent magnet integrated machine which has simple and reasonable structure, can realize heat dissipation without adding a centrifugal fan, effectively reduces the whole volume and has low operation noise.
In order to solve the technical problem, the invention adopts the following scheme: the utility model provides an integrated all-in-one of permanent magnetism, includes motor casing, motor controller mainboard, motor rotor, motor stator, motor extension shaft, motor protecgulum and motor back cover set firmly respectively in motor casing's front end and rear end, motor extension shaft rotationally wears to locate in the motor casing and the motor protecgulum is worn out to one end, motor rotor fixed cover locates motor extension epaxial and is located motor casing, motor stator locates in the motor casing and is located the motor rotor outside, motor controller mainboard connection and control motor stator, still includes heating panel, fan blade and water conservancy diversion screen panel, the heating panel is located motor casing rear portion and is separated into two cavitys with motor casing, motor controller mainboard locates on the heating panel and motor controller mainboard is located between heating panel and the motor back cover of motor casing, motor extension shaft rear portion extends to constitute free end, the fan blade is located on the free end tip of motor extension shaft and the fan blade is kept away from the one side that sets up motor controller mainboard towards the orientation, the water conservancy diversion screen panel locates in motor casing and locates between motor casing and the fan blade and the water conservancy diversion screen panel, be equipped with between the heating panel and the air intake and the water conservancy diversion screen panel, be equipped with between the heating panel and the heating panel.
Further, the inner wall of the motor shell is provided with an inward-sinking groove, the circumference outer diameter of the diversion screen is provided with an annular raised line matched with the inward-sinking groove of the motor shell, and the diversion screen is detachably clamped with the inward-sinking groove of the motor shell through the annular raised line.
Further, a plurality of radiating blades are arranged on one surface of the radiating plate, which faces the diversion screen.
Further, the air inlet of the motor shell is an annular air inlet which is arranged between the heat dissipation plate and the diversion screen at intervals in a plurality of circles.
By adopting the technical scheme, the invention has the beneficial effects that: through the rear end backward extension with motor extension axle and fixed the setting fan blade on motor extension axle's rear end free end for permanent magnetism integrated all-in-one relies on self motor extension axle to rotate and drives the fan blade and directly gives motor controller mainboard and motor self and dispel the heat simultaneously, simple structure is reasonable, need not to add centrifugal fan and can realize the heat dissipation, effectively reduce whole volume, running noise is low, set up water conservancy diversion screen panel cooperation air intake between fan blade and heating panel, make cold wind can not the blowback go out after entering through the air intake, improve whole radiating effect. Through further setting, the water conservancy diversion screen panel makes its dismouting maintenance convenient through the removable joint of annular sand grip and motor casing's invagination recess, and the multi-disc fin setting of heating panel increases the heat dissipation panel and accelerates the heat dissipation, can extensively popularize and apply.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention.
Description of the embodiments
The invention will now be further described with reference to the drawings and detailed description.
Referring to fig. 1, the permanent magnet integrated machine of the preferred invention comprises a motor shell 1, a motor controller main board 2, a motor rotor 3, a motor stator 4, a motor extension shaft 5, a motor front cover 6, a motor rear cover 7, a heat dissipation plate 8, fan blades 9 and a diversion screen 10, wherein the motor front cover 6 and the motor rear cover 7 are respectively fixedly arranged at the front end and the rear end of the motor shell 1, the motor extension shaft 5 is rotatably arranged in the motor shell 1 in a penetrating way, one end of the motor extension shaft penetrates out of the motor front cover 6, the motor rotor 3 is fixedly sleeved on the motor extension shaft 5 and is positioned in the motor shell 1, the motor stator 4 is arranged in the motor shell 1 and is positioned at the outer side of the motor rotor 3, the motor controller main board 2 is connected with and controls the motor stator 4, the heat dissipation plate 8 is arranged at the rear part of the motor shell 1 and divides the motor shell 1 into two cavities, the motor controller main board 2 is arranged on the heat radiation board 8, the motor controller main board 2 is arranged between the heat radiation board 8 and the motor rear cover 7 in the motor shell 1, the motor extension shaft 5 extends towards the rear part of the motor shell 1 to form a free end part, the fan blade 9 is fixedly arranged on the free end part of the motor extension shaft 5, the fan blade 9 faces the heat radiation board 8 and is far away from the surface on which the motor controller main board 2 is arranged, an inward recess is arranged between the fan blade 9 and the heat radiation board 8 on the inner wall of the motor shell 1, the circumference outer diameter of the guide screen 10 is provided with an annular raised line matched with the inward recess of the motor shell 1, the guide screen 10 is detachably clamped with the inward recess of the motor shell 1 through the annular raised line, a plurality of heat radiation blades are arranged on the surface of the heat radiation board 8 facing the guide screen 10, the motor shell 1 is positioned between the diversion screen 10 and the heat dissipation plate 8 and is provided with a plurality of circles of annular air inlets 101 with intervals.
In the invention, the diversion screen and the motor shell are detachably clamped, so that the diversion screen is convenient to be quickly disassembled and maintained, and the diversion screen can be fixed in other modes, such as a structure that screws penetrate through the motor shell to lock the diversion screen.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides an integrated all-in-one of permanent magnetism, includes motor casing, motor controller mainboard, motor rotor, motor stator, motor extension shaft, motor protecgulum and motor back cover set firmly respectively in motor casing's front end and rear end, motor extension shaft rotationally wears to locate in the motor casing and motor protecgulum is worn out to one end, motor rotor fixed cover is located motor casing on the motor extension shaft, motor stator locates in the motor casing and is located the motor rotor outside, motor controller mainboard connection and control motor stator, its characterized in that: still include heating panel, fan blade and water conservancy diversion screen panel, the heating panel is located motor casing rear portion and is separated into two cavitys with motor casing, motor controller mainboard is located on the heating panel and motor controller mainboard is located between heating panel and the motor back cover in the motor casing, the motor stretches out axial motor casing rear portion and extends and constitute free end, the fan blade sets firmly on the free end tip of motor extension axle and the fan blade is kept away from the one side that sets up motor controller mainboard towards the heating panel, water conservancy diversion screen panel is located in the motor casing and the water conservancy diversion screen panel cover is located between fan blade and the heating panel, the motor casing is located and is equipped with a plurality of air intakes between water conservancy diversion screen panel and the heating panel.
2. The permanent magnet integrated machine according to claim 1, wherein: the motor casing inner wall is equipped with the recess, water conservancy diversion screen panel circumference external diameter is equipped with the annular sand grip with motor casing recess looks adaptation, water conservancy diversion screen panel is through annular sand grip and the removable joint of recess of motor casing.
3. The permanent magnet integrated machine according to claim 1, wherein: and a plurality of radiating blades are arranged on one surface of the radiating plate, which faces the diversion screen.
4. The permanent magnet integrated machine according to claim 1, wherein: the air inlet of the motor shell is an annular air inlet which is arranged between the heat dissipation plate and the diversion screen at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310077816.3A CN116317353A (en) | 2023-02-01 | 2023-02-01 | Permanent magnet integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310077816.3A CN116317353A (en) | 2023-02-01 | 2023-02-01 | Permanent magnet integrated machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116317353A true CN116317353A (en) | 2023-06-23 |
Family
ID=86785914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310077816.3A Pending CN116317353A (en) | 2023-02-01 | 2023-02-01 | Permanent magnet integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116317353A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117175826A (en) * | 2023-11-03 | 2023-12-05 | 浙江麦迪制冷科技股份有限公司 | EC motor |
-
2023
- 2023-02-01 CN CN202310077816.3A patent/CN116317353A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117175826A (en) * | 2023-11-03 | 2023-12-05 | 浙江麦迪制冷科技股份有限公司 | EC motor |
| CN117175826B (en) * | 2023-11-03 | 2024-02-13 | 浙江麦迪制冷科技股份有限公司 | EC motor |
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