CN112234744B - Heat radiation structure of motor casing - Google Patents
Heat radiation structure of motor casing Download PDFInfo
- Publication number
- CN112234744B CN112234744B CN202011169616.3A CN202011169616A CN112234744B CN 112234744 B CN112234744 B CN 112234744B CN 202011169616 A CN202011169616 A CN 202011169616A CN 112234744 B CN112234744 B CN 112234744B
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- CN
- China
- Prior art keywords
- heat dissipation
- shell
- motor
- rear end
- gear
- 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.)
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Links
- 230000005855 radiation Effects 0.000 title claims description 3
- 230000017525 heat dissipation Effects 0.000 claims abstract description 94
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 24
- 238000007790 scraping Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 239000002826 coolant Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 241000883990 Flabellum Species 0.000 claims 1
- 239000000110 cooling liquid Substances 0.000 abstract description 5
- 239000000446 fuel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- -1 graphite alkene Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- 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
Abstract
The invention discloses a heat dissipation structure of a motor shell, which comprises a heat dissipation shell with a front opening and a rear opening, wherein a front end cover and a rear end cover are respectively arranged at the front end and the rear end of the heat dissipation shell, a motor installation shell is arranged in the heat dissipation shell, the motor installation shell is installed on the rear end cover, a shaft hole is arranged on the front end cover, an annular heat dissipation cavity for storing cooling liquid is formed between the heat dissipation shell and the motor installation shell, a first sealing ring is arranged on the front end cover, a second sealing ring is arranged on the rear end cover, the heat dissipation shell is clamped on the first sealing ring and the second sealing ring and can rotate relative to the first sealing ring and the second sealing ring, outwards convex heat dissipation parts are uniformly distributed on the circumferential wall surface of the motor installation shell, the heat dissipation parts are hollowed inside and connected with the annular heat dissipation cavity, a heat dissipation assembly is arranged between the two heat dissipation parts, and scraping plates are arranged on the outer wall of the motor installation shell and the inner wall of the heat dissipation shell in a staggered manner, and the rear end cover is provided with a rotating assembly capable of driving the heat dissipation shell to rotate.
Description
Technical Field
The invention relates to a heat dissipation structure of a motor casing.
Background
The new energy automobile adopts unconventional automobile fuel as the energy of the automobile, and combines advanced technologies in the aspects of a power control system and a driving system of the automobile, so as to form a new structure automobile with advanced technical principle and high and new technology, wherein the new energy automobile comprises four types of hybrid electric automobiles, pure electric automobiles, fuel cell electric automobiles, other new energy automobiles and the like. The new energy automobile is also called as low-pollution automobile and alternative fuel automobile.
Traditional motor is in long-time use, and electric motor rotor's rotation can produce a large amount of heats, and current motor casing often does not possess the function of independently dispelling the heat, and thermal a large amount of piles up can produce a large amount of influences and seriously influence the life-span of motor to the performance of motor.
Disclosure of Invention
The invention aims to provide a heat dissipation structure of a motor casing.
The heat dissipation structure of the motor shell comprises a heat dissipation shell with a front opening and a rear opening, wherein a front end cover and a rear end cover are respectively arranged at the front end and the rear end of the heat dissipation shell, a motor installation shell is arranged in the heat dissipation shell, the motor installation shell is installed on the rear end cover, a shaft hole is formed in the front end cover, an annular heat dissipation cavity for storing cooling liquid is formed between the heat dissipation shell and the motor installation shell, a first sealing ring is arranged on the front end cover, a second sealing ring is arranged on the rear end cover, the heat dissipation shell is connected with the first sealing ring and the second sealing ring in a clamping manner and can rotate relative to the first sealing ring and the second sealing ring, outwards-protruding heat dissipation parts are uniformly distributed on the circumferential wall surface of the motor installation shell, the heat dissipation parts are internally hollowed and connected with the annular heat dissipation cavity, a heat dissipation assembly is arranged between the two heat dissipation parts, and scrapers are arranged on the outer wall of the motor installation shell and the inner wall of the heat dissipation shell in a staggered manner, and the rear end cover is provided with a rotating assembly capable of driving the heat dissipation shell to rotate.
The heat radiating assembly comprises a shaft seat arranged between the two heat radiating parts, the shaft seat is fixed on the wall surface of the heat radiating shell, a rotating shaft is inserted into the shaft seat, fan blades are uniformly distributed on the rotating shaft, a transmission assembly is arranged on the rear end cover, and the transmission assembly drives the rotating shaft to rotate in the heat radiating shell.
Further, the runner assembly is including setting up the mounting bracket on the rear end lid install the motor on the mounting bracket install first gear on the motor shaft of motor the rear of heat dissipation casing is equipped with ring gear be connected with the connecting rod on ring gear and the heat dissipation casing, ring gear sets up with the same axle center of first gear be equipped with a plurality of drive gear between ring gear and the first gear, drive gear meshes ring gear and first gear respectively be equipped with first pivot on the drive gear, first pivot is pegged graft on the rear end lid.
Furthermore, the transmission assembly comprises a fixed ring-shaped gear arranged on the rear end cover, the fixed ring-shaped gear is fixed on the rear end cover, a second gear is arranged on the rotating shaft, and the second gear is meshed with the fixed ring-shaped gear.
Furthermore, a support frame is arranged on the front end face of the rear end cover and is pressed against the rear wall face of the motor installation shell, a plurality of support blocks are uniformly distributed on the front end face of the rear end cover along the axis of the motor installation shell, and the outer wall of the motor installation shell is attached to the inner walls of the support blocks.
Furthermore, a plurality of radiating rods are inserted into the heat radiating part, one end of each radiating rod is located inside the heat radiating part, the other end of each radiating rod is located outside the heat radiating part, and the radiating rods are made of aluminum.
The heat dissipation shell has the characteristics of simple and reasonable structure and good heat dissipation effect, compared with the prior art, the heat dissipation shell is clamped on the first sealing ring and the second sealing ring and can rotate relative to the first sealing ring and the second sealing ring, the heat dissipation parts which protrude outwards are uniformly distributed on the circumferential wall surface of the motor installation shell, the heat dissipation parts are hollowed out and connected with the annular heat dissipation cavity, the heat dissipation component is arranged between the two heat dissipation parts, the scraping plates are arranged on the outer wall of the motor installation shell and the inner wall of the heat dissipation shell in a staggered mode, the rotating component capable of driving the heat dissipation shell to rotate is arranged on the rear end cover, the scraping plates are driven by the heat dissipation shell to move, cooling liquid can flow, heat dissipation is facilitated, and meanwhile, the heat dissipation efficiency of the heat dissipation shell is higher than that of the traditional heat dissipation shell through the heat dissipation parts, so that the normal operation of the motor is guaranteed.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
fig. 3 is an exploded view of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1 to 3, a heat dissipation structure of a motor casing includes a heat dissipation casing 12 with a front opening and a rear opening, a front end cover 1 and a rear end cover 21 are respectively disposed at front and rear ends of the heat dissipation casing 12, a motor installation casing 10 is disposed in the heat dissipation casing 12, the motor casing 10 and the heat dissipation casing 12 are made of aluminum, the motor installation casing 10 is installed on the rear end cover 21, a shaft hole 11 is disposed on the front end cover 1, an annular heat dissipation cavity 14 for storing cooling liquid is formed between the heat dissipation casing 12 and the motor installation casing 10, a first sealing ring 100 is disposed on the front end cover 1, a second sealing ring 20 is disposed on the rear end cover 21, the heat dissipation casing 12 is fastened to the first sealing ring 100 and the second sealing ring 20 and can rotate relative to each other, heat dissipation parts 13 protruding outward are uniformly disposed on a circumferential wall surface of the motor installation casing 10, and the heat dissipation parts 13 are made of aluminum, scribble graphite alkene layer in heat emission portion 13, graphite alkene can increase thermal conduction, the inside fretwork of heat emission portion 13 just is connected with ring type heat dissipation chamber 14, and its heat radiating area can be increased to bellied heat emission portion 13, two heat emission portion 13 between be equipped with radiator unit 3, radiator unit can be to the heat emission portion 13 rapid cooling heat dissipation of both sides the outer wall of motor installation shell 10 and the dislocation of heat dissipation casing 12 inner wall are equipped with scraper blade 15 be equipped with on the rear end cap 21 and order about heat dissipation casing 12 pivoted runner assembly 4, runner assembly 4 drives heat dissipation casing area and drives the scraper blade and remove, enables the coolant liquid and flows, and the heat of being convenient for gives off.
Referring to fig. 1 to 3, the heat dissipating assembly 3 includes a shaft seat 36 disposed between the two heat dissipating portions 13, the shaft seat 36 is fixed on a wall surface of the heat dissipating housing 12, a rotating shaft 35 is inserted into the shaft seat 36, fan blades 30 are uniformly distributed on the rotating shaft 35, a transmission assembly 4 is disposed on the rear end cover 21, the transmission assembly 4 rotates the rotating shaft 35 to rotate on the heat dissipating housing 12, and when the rotating assembly 14 drives the heat dissipating housing to rotate, the transmission assembly 4 drives the rotating shaft 35 to rotate, thereby driving the fan blades 30 to rotate, accelerating air circulation to take away heat from the heat dissipating portions, and improving heat dissipating efficiency.
Referring to fig. 1 to 3, the rotating assembly 4 includes a mounting bracket 42 disposed on the rear end cap 21, a motor 41 is mounted on the mounting bracket 42, a first gear 43 is mounted on a motor shaft of the motor 41, a ring gear 32 is disposed behind the heat dissipating housing 12, the ring gear 32 and the heat dissipating housing 12 are connected to a connecting rod 31, the ring gear 32 and the first gear 43 are disposed on the same axis, a plurality of transmission gears 44 are disposed between the ring gear 32 and the first gear 43, the transmission gears 44 are respectively engaged with the ring gear 32 and the first gear 43, a first rotating shaft 45 is disposed on the transmission gears 44, the first rotating shaft 45 is inserted into the rear end cap 21, the first motor is started to drive the first gear to rotate, the first gear and the transmission gears are in matched transmission, the transmission gears are driven to rotate, the transmission gears drive the ring gear 32 to drive the heat dissipating housing 12 to rotate, simple structure, the transmission is stable and orders about the convenience, accords with the user demand.
Referring to fig. 1-3, the transmission assembly 4 includes a fixed ring gear 33 disposed on the rear end cover 21, the fixed ring gear 33 is fixed on the rear end cover 21, a second gear 34 is disposed on the rotation shaft 35, the second gear 34 is engaged with the fixed ring gear 33, when the heat dissipation housing rotates, the second gear rotates around the fixed ring gear, and the fixed ring gear is fixedly disposed, so that the second gear rotates to drive the rotation shaft 35 to rotate, thereby driving the fan blades 30 to rotate, accelerating air circulation to take away heat of the heat dissipation portion, and improving heat dissipation efficiency.
Referring to fig. 1 to 3, a support frame 22 is arranged on the front end face of the rear end cover 21, the support frame 22 is pressed against the rear wall face of the motor mounting shell 10, a plurality of support blocks 23 are uniformly distributed on the front end face of the rear end cover 21 along the axis of the motor mounting shell 10, the outer wall of the motor mounting shell 10 is attached to the inner walls of the support blocks 23, and the support frame is connected with the motor mounting shell, so that a gap can be formed between the rear end cover and the motor mounting shell, a cooling liquid can flow through the gap, and the heat dissipation effect is better.
Referring to fig. 1-3, a plurality of heat dissipation rods are inserted into the heat dissipating portion 13, one end of each heat dissipation rod is located inside the heat dissipating portion 13, the other end of each heat dissipation rod is located outside the heat dissipating portion 13, the heat dissipation rods are made of aluminum, the heat dissipation rods can rapidly absorb heat inside the heat dissipating portion 13, the heat is rapidly conducted to the outside and is simultaneously rotated through the rotating shaft 35, so that the fan blades 30 are driven to rotate, the heat of the heat dissipating portion is taken away through air circulation, and the heat dissipation efficiency is improved.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for the convenience of description and simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a heat radiation structure of motor casing, including open-ended heat dissipation casing (12) around heat dissipation casing (12) both ends are equipped with front end housing (1) and rear end cap (21) respectively be equipped with motor installation shell (10) in heat dissipation casing (12), install on rear end cap (21) motor installation shell (10) be equipped with shaft hole (11) on front end housing (1), form annular heat dissipation chamber (14) of storage coolant liquid between heat dissipation casing (12) and motor installation shell (10), its characterized in that: the motor heat dissipation structure is characterized in that a first sealing ring (100) is arranged on the front end cover (1), a second sealing ring (20) is arranged on the rear end cover (21), the heat dissipation shell (12) is connected to the first sealing ring (100) and the second sealing ring (20) in a clamping mode and can rotate relative to the first sealing ring and the second sealing ring, heat dissipation parts (13) protruding outwards are uniformly distributed on the circumferential wall surface of the heat dissipation shell (12), the heat dissipation parts (13) are hollow and connected with an annular heat dissipation cavity (14), a heat dissipation assembly (3) is arranged between the two heat dissipation parts (13), scraping plates (15) are arranged on the outer wall of the motor installation shell (10) and the inner wall of the heat dissipation shell (12) in a staggered mode, and a transmission assembly (4) capable of driving the heat dissipation shell (12) to rotate is arranged on the rear end cover (21); the motor mounting structure is characterized in that a support frame (22) is arranged on the front end face of the rear end cover (21), the support frame (22) is pressed on the rear wall face of the motor mounting shell (10), a plurality of supporting blocks (23) are uniformly distributed on the front end face of the rear end cover (21) along the axis of the motor mounting shell (10), and the outer wall of the motor mounting shell (10) is attached to the inner wall of each supporting block (23).
2. The heat dissipation structure of a motor case according to claim 1, wherein: radiating component (3) is including setting up two heat radiating part (13) between axle bed (36), axle bed (36) are fixed on radiating shell (12) wall axle bed (36) are gone up to peg graft and are had rotation axis (35) the equipartition has flabellum (30) on rotation axis (35) be equipped with drive assembly (4) on rear end cover (21), drive assembly (4) rotate at radiating shell (12) and drive rotation axis (35) and rotate.
3. The heat dissipation structure of a motor case according to claim 2, wherein: drive assembly (4) is including setting up mounting bracket (42) on rear end cap (21) install motor (41) on mounting bracket (42) install first gear (43) on the motor shaft of motor (41) the rear of heat dissipation casing (12) is equipped with ring gear (32) be connected with connecting rod (31) on ring gear (32) and heat dissipation casing (12), ring gear (32) and the same axle center setting of first gear (43) be equipped with a plurality of drive gear (44) between ring gear (32) and first gear (43), drive gear (44) mesh ring gear (32) and first gear (43) respectively be equipped with first pivot (45) on drive gear (44), first pivot (45) are pegged graft on rear end cap (21).
4. The heat dissipation structure of a motor case according to claim 3, wherein: the transmission assembly (4) comprises a fixed ring gear (33) arranged on the rear end cover (21), the fixed ring gear (33) is fixed on the rear end cover (21), a second gear (34) is arranged on the rotating shaft (35), and the second gear (34) is meshed with the fixed ring gear (33).
5. The heat dissipation structure of a motor case according to any one of claims 1 to 4, wherein: the heat radiating part (13) is spliced with a plurality of heat radiating rods, one end of each heat radiating rod is located inside the heat radiating part (13), the other end of each heat radiating rod is located on the outer side of the heat radiating part (13), and the heat radiating rods are made of aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011169616.3A CN112234744B (en) | 2020-10-28 | 2020-10-28 | Heat radiation structure of motor casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011169616.3A CN112234744B (en) | 2020-10-28 | 2020-10-28 | Heat radiation structure of motor casing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112234744A CN112234744A (en) | 2021-01-15 |
| CN112234744B true CN112234744B (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011169616.3A Active CN112234744B (en) | 2020-10-28 | 2020-10-28 | Heat radiation structure of motor casing |
Country Status (1)
| Country | Link |
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| CN (1) | CN112234744B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000309038A (en) * | 1999-04-28 | 2000-11-07 | Sumitomo Heavy Ind Ltd | Ejector motor |
| CN204858827U (en) * | 2015-07-27 | 2015-12-09 | 天津市陆航电机技术有限公司 | Brushless torque motor of limited corner |
| CN106787442A (en) * | 2016-12-30 | 2017-05-31 | 天津施英宝科技有限公司 | A kind of cooling device for motor |
| CN208608852U (en) * | 2018-07-31 | 2019-03-15 | 郑州智驱科技有限公司 | New-type electric machine outer shell cooling system |
| CN211296471U (en) * | 2020-01-25 | 2020-08-18 | 无锡艾诺特精密机械有限公司 | Frequency conversion speed regulation motor beneficial to heat dissipation |
| CN211606276U (en) * | 2020-04-28 | 2020-09-29 | 德阳恒动伺服电机科技有限责任公司 | Cooling type servo motor |
| CN211655931U (en) * | 2020-03-16 | 2020-10-09 | 青岛国纺电机股份有限公司 | Motor waterproof case convenient to maintenance |
| CN111835125A (en) * | 2020-08-07 | 2020-10-27 | 电子科技大学中山学院 | New energy automobile motor casing |
-
2020
- 2020-10-28 CN CN202011169616.3A patent/CN112234744B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000309038A (en) * | 1999-04-28 | 2000-11-07 | Sumitomo Heavy Ind Ltd | Ejector motor |
| CN204858827U (en) * | 2015-07-27 | 2015-12-09 | 天津市陆航电机技术有限公司 | Brushless torque motor of limited corner |
| CN106787442A (en) * | 2016-12-30 | 2017-05-31 | 天津施英宝科技有限公司 | A kind of cooling device for motor |
| CN208608852U (en) * | 2018-07-31 | 2019-03-15 | 郑州智驱科技有限公司 | New-type electric machine outer shell cooling system |
| CN211296471U (en) * | 2020-01-25 | 2020-08-18 | 无锡艾诺特精密机械有限公司 | Frequency conversion speed regulation motor beneficial to heat dissipation |
| CN211655931U (en) * | 2020-03-16 | 2020-10-09 | 青岛国纺电机股份有限公司 | Motor waterproof case convenient to maintenance |
| CN211606276U (en) * | 2020-04-28 | 2020-09-29 | 德阳恒动伺服电机科技有限责任公司 | Cooling type servo motor |
| CN111835125A (en) * | 2020-08-07 | 2020-10-27 | 电子科技大学中山学院 | New energy automobile motor casing |
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| Publication number | Publication date |
|---|---|
| CN112234744A (en) | 2021-01-15 |
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Effective date of registration: 20230309 Address after: 317100 No.333, Guangming Middle Road, Haiyou Street, Sanmen County, Taizhou City, Zhejiang Province Patentee after: TAIZHOU TONGDA ELECTROMECHANICAL Co.,Ltd. Address before: 528402, Xueyuan Road, 1, Shiqi District, Guangdong, Zhongshan Patentee before: University OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA, ZHONGSHAN INSTITUTE |
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