CN110556974A - large-scale direct current motor with outside high-efficient circulative cooling structure - Google Patents
large-scale direct current motor with outside high-efficient circulative cooling structure Download PDFInfo
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- CN110556974A CN110556974A CN201910819372.XA CN201910819372A CN110556974A CN 110556974 A CN110556974 A CN 110556974A CN 201910819372 A CN201910819372 A CN 201910819372A CN 110556974 A CN110556974 A CN 110556974A
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- device shell
- cooling structure
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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
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a large direct current motor with an external efficient circulating cooling structure, which comprises a motor body and a main shaft, wherein the main shaft is horizontally distributed on the motor body, the motor body is arranged in a device shell, a first transverse shaft is arranged at the side of the device shell, the first transverse shaft and the main shaft are mutually parallel, the rotating shaft is rotatably arranged on the top wall of a conveying box, the top end of the rotating shaft is connected with a driving motor, a vertical shaft is arranged at the side of the rotating shaft, the vertical shaft which is vertically distributed is rotatably arranged on the top wall of the conveying box, the driving motor is arranged at the top end of the device shell, and the side of the device shell is connected with a side plate. This large-scale direct current motor with high-efficient circulative cooling structure in outside, the rotation of main shaft among the usable direct current motor, the air-cooled structure synchronous operation among the drive arrangement to the liquid cooling structure among the usable device concentrates the heat dissipation to direct current motor's high fever region, and the cooling effect is better.
Description
Technical Field
the invention relates to the technical field of direct current motors, in particular to a large direct current motor with an external efficient circulating cooling structure.
background
The electric current generally divide into direct current and interchange, and direct current motor is the mechanical equipment who converts direct current into mechanical kinetic energy, belong to one of numerous motors, different from ordinary alternating current motor, when direct current motor is used in industrial production, its volume is great generally, wherein large-scale direct current motor is when the operation is used, can produce a large amount of heats, and because the inside mechanical structure of motor is comparatively inseparable, it is inconvenient to add corresponding cooling structure in inside, consequently current large-scale direct current motor need add corresponding cooling structure in outside when in-service use, but the cooling structure who has now among the large-scale direct current motor has following shortcoming when in-service use:
1. The continuity of cooling is poor, a complete circulation structure cannot be formed, and the existing water-cooling or oil-cooling structure needs to use other comprehensive equipment to provide power or heat exchange for the circulation of cooling media on the basis of the cooling structure, so that the use cost is high, and the cooling efficiency is low;
2. The cooling method is single, the existing cooling method is mostly single wind power cooling or liquid cooling oil cooling and the like, and because the different positions of the direct current motor generate different heat temperatures, the cooling structure with single mode and installation position can not carry out more accurate and efficient cooling on the large direct current motor.
Disclosure of Invention
The invention aims to provide a large direct current motor with an external high-efficiency circulating cooling structure, which aims to solve the problems that the prior art proposes that the cooling continuity is poor and a complete circulating structure cannot be formed; the cooling method is single, the existing cooling method is mostly single wind power cooling or liquid cooling oil cooling and the like, and because the different positions of the direct current motor have different heating temperatures, the cooling structure with single mode and installation position cannot carry out more accurate and efficient cooling on the large direct current motor.
In order to achieve the purpose, the invention provides the following technical scheme: a large direct current motor with an external efficient circulating cooling structure comprises a motor body and a main shaft, wherein the main shaft is horizontally distributed on the motor body, the motor body is arranged inside a device shell, a first transverse shaft is arranged at the side of the device shell, the first transverse shaft and the main shaft are mutually distributed in parallel, first fan blades are arranged inside the side wall of the device shell, and the first fan blades are arranged on the first transverse shaft;
The top end of the motor body is provided with a conveying box, a conveying cavity is arranged in the conveying box, the conveying box is located in the device shell, impellers which are horizontally distributed are arranged in the conveying cavity and are connected with a rotating shaft, the rotating shaft is vertically distributed, the rotating shaft is rotatably arranged on the top wall of the conveying box, the top end of the rotating shaft is connected with a driving motor, a vertical shaft is arranged on the side of the rotating shaft, the vertical shaft which is vertically distributed is rotatably arranged on the top wall of the conveying box, the bottom end of the vertical shaft extends into the conveying box, the driving motor is arranged on the top end of the device shell, and the side of the device shell is connected with a side plate;
The curb plate is located motor body's avris, and the internal surface of curb plate is provided with the third flabellum to the third flabellum is located inside the frame, the sliding ring is installed at the back of frame, and the sliding ring is installed on the montant, and the lantern ring is all installed to the top and the bottom of montant to 2 lantern rings are installed respectively on horizontal pole and the reciprocal lead screw of single-rotation, the right-hand member head department at the second cross axle is installed to the third flabellum, and the second cross axle of horizontal distribution rotates the avris center department of connecting at the frame, and the left end of second cross axle coincide in the guiding groove.
Preferably, the first transverse shaft is located in the first cavity, one end of the first transverse shaft is connected with the main shaft through the first belt pulley mechanism, the first cavity is communicated with the second cavity, and the cylindrical first cavity is formed in the side wall of the device shell.
Preferably, the second cavities are equidistantly arranged on the inner wall of the device shell and the outer wall of the motor body, the second cavities are distributed in a downward inclined mode, the heads and the tails of the adjacent 2 second cavities are communicated through the third cavity, and the tail end of the second cavity located at the bottom end extends to the outside.
Preferably, the avris and the bottom in transport chamber are linked together with the both ends of cooling tube respectively, and the middle section of cooling tube passes through the pipe buckle and installs on motor body's lateral wall to be located the inside cooling tube top second flabellum of transport box and the second flabellum is installed in vertical axis bottom simultaneously.
Preferably, the top end of the vertical shaft is provided with a first gear, the first gear and the second gear which are horizontally distributed are meshed, the diameter of the first gear is smaller than that of the second gear, and the second gear which is also horizontally distributed is fixed on the rotating shaft.
preferably, the single-rotation reciprocating screw rod and the cross rod are respectively in threaded connection and sliding connection with the lantern ring, and the end of the single-rotation reciprocating screw rod is connected with the main shaft through a second belt pulley mechanism.
preferably, the guide groove is seted up on the inner wall of holding tank, and both are seted up on the curb plate lateral wall to the guide groove is oval column structure.
Preferably, the side wall of the inner side of the accommodating groove is welded with a tooth block, the tooth block is meshed with the driving gear, and the driving gear which is vertically distributed is fixedly arranged at the left section of the second transverse shaft.
Compared with the prior art, the invention has the beneficial effects that: according to the large direct current motor with the external high-efficiency circulating cooling structure, the air cooling structure in the driving device can synchronously run by utilizing the rotation of the main shaft in the direct current motor, and the liquid cooling structure in the device can be utilized to intensively dissipate heat of a high-heat area of the direct current motor, so that the cooling effect is better;
1. The first transverse shaft and the first belt pulley mechanism are matched for use, so that the fan on the right side of the direct current motor body is driven to rotate by utilizing the running rotation of the direct current motor main shaft, and the aim of uniform heat dissipation is fulfilled by the high-speed flow of air flow in the cavity;
2. The mode that uses liquid cooling and forced air cooling structure to combine together in the left side of direct current motor body can carry out more efficient heat dissipation to the left side of direct current motor itself to the removal of this department forced air cooling structure and the rotation power source of flabellum self all come from the pivot of main shaft, and structural design is more reasonable.
drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a left side view of the motor body according to the present invention;
FIG. 4 is a schematic top view of the transport box of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 6 is a schematic diagram of the side panel of the present invention.
In the figure: 1. a motor body; 2. a main shaft; 3. a device housing; 4. a first lateral axis; 41. a first pulley mechanism; 42. a first cavity; 43. a second cavity; 44. a third cavity; 45. a first fan blade; 5. A transport box; 6. a delivery lumen; 61. a cooling tube; 62. pipe buckling; 63. a second fan blade; 7. an impeller; 8. A rotating shaft; 9. a drive motor; 10. a vertical axis; 101. a first gear; 102. a second gear; 11. a third fan blade; 12. an outer frame; 13. a slip ring; 14. a vertical rod; 15. a collar; 16. a cross bar; 17. a single-rotation reciprocating screw rod; 18. a second pulley mechanism; 19. a second lateral axis; 191. a guide groove; 192. accommodating grooves; 193. a tooth block; 194. a drive gear; 20. side plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a large-scale direct current motor with an external high-efficiency circulating cooling structure comprises a motor body 1, a main shaft 2, a device shell 3, a first transverse shaft 4, a first belt wheel mechanism 41, a first cavity 42, a second cavity 43, a third cavity 44, a first fan blade 45, a conveying box 5, a conveying cavity 6, a cooling pipe 61, a pipe buckle 62, a second fan blade 63, an impeller 7, a rotating shaft 8, a driving motor 9, a vertical shaft 10, a first gear 101, a second gear 102, a third fan blade 11, an outer frame 12, a slip ring 13, a vertical rod 14, a lantern ring 15, a transverse rod 16, a single-rotation reciprocating screw rod 17, a second belt wheel mechanism 18, a second transverse shaft 19, a guide groove 191, a containing groove 192, a tooth block 193, a driving gear 194 and a side plate 20, wherein the main shaft 2 which is horizontally distributed is installed on the motor body 1, the motor body 1 is installed inside the device shell 3, and the first transverse shaft 4 is installed at the side of the device shell, meanwhile, the first cross shaft 4 and the main shaft 2 are distributed in parallel, the first fan blades 45 are arranged inside the side wall of the device shell 3, and the first fan blades 45 are arranged on the first cross shaft 4;
the top end of the motor body 1 is provided with a conveying box 5, a conveying cavity 6 is arranged inside the conveying box 5, the conveying box 5 is located inside the device shell 3, impellers 7 which are horizontally distributed are arranged inside the conveying cavity 6, the impellers 7 are connected with a rotating shaft 8, the rotating shaft 8 is vertically distributed, the rotating shaft 8 is rotatably arranged on the top wall of the conveying box 5, the top end of the rotating shaft 8 is connected with a driving motor 9, the side of the rotating shaft 8 is provided with a vertical shaft 10, the vertical shaft 10 which is vertically distributed is rotatably arranged on the top wall of the conveying box 5, the bottom end of the vertical shaft 10 extends into the conveying box 5, the driving motor 9 is arranged on the top end of the device shell 3, and the side of the device shell 3 is connected with a side plate 20;
the side plate 20 is located the avris of the motor body 1, and the internal surface of the side plate 20 is provided with the third fan blade 11, and the third fan blade 11 is located inside the frame 12, the sliding ring 13 is installed at the back of the frame 12, and the sliding ring 13 is installed on the montant 14, and the lantern ring 15 is all installed to the top and the bottom of montant 14, and 2 lantern rings 15 are installed respectively on horizontal pole 16 and single-turn reciprocating screw 17, the right-hand member head department at the second cross axle 19 is installed to the third fan blade 11, and the second cross axle 19 of horizontal distribution rotates to be connected in the avris center department of frame 12, and the left end of the second cross axle 19 coincide in the guide groove 191.
The first horizontal shaft 4 is located in the first cavity 42, one end of the first horizontal shaft 4 is connected with the main shaft 2 through the first belt pulley mechanism 41, the first cavity 42 is communicated with the second cavity 43, the first cylindrical cavity 42 is opened on the side wall of the device housing 3, the second cavities 43 are opened on the inner wall of the device housing 3 and the outer wall of the motor body 1 at equal intervals, the second cavities 43 are all distributed in a downward inclination manner, the adjacent 2 second cavities 43 are communicated with each other end to end through the third cavity 44, and the tail end of the second cavity 43 at the bottom end extends to the outside, firstly as shown in fig. 1 and fig. 2, when the motor body 1 is in a running state, the main shaft 2 rotates correspondingly, under the driving of the first belt pulley mechanism 41, the first horizontal shaft 4 in the first cavity 42 is in a rotating state synchronously, so that the first fan blades 45 in fig. 2 are driven by the first horizontal shaft 4 to rotate synchronously, therefore, in fig. 2, the air flow is generated inside the first cavity 42 and enters the second cavity 43 along the first cavity 42, and the air flow flows in the second cavity 43 and the third cavity 44 at a higher speed and finally flows out from the second cavity 43 at the lowest end, thereby achieving the purpose of air cooling and heat dissipation.
the side and the bottom of the conveying cavity 6 are respectively communicated with two ends of the cooling pipe 61, the middle section of the cooling pipe 61 is installed on the side wall of the motor body 1 through a pipe buckle 62, the second fan blade 63 above the cooling pipe 61 and the second fan blade 63 are installed at the bottom of the vertical shaft 10 inside the conveying box 5, the top of the vertical shaft 10 is installed with a first gear 101, the first gear 101 and the second gear 102 which are horizontally distributed are engaged, the diameter of the first gear 101 is smaller than that of the second gear 102, and the second gear 102 which is also horizontally distributed is fixed on the rotating shaft 8, the operation of the driving motor 9 can drive the rotating shaft 8 in fig. 3 to synchronously operate, the impeller 7 at the bottom of the rotating shaft 8 can correspondingly rotate in the conveying cavity 6, the high-speed rotation of the impeller 7 can generate a certain pressure difference in the conveying cavity 6, so that the liquid in the conveying cavity 6 can correspondingly flow and correspondingly circulate in the cooling pipe 61, when the rotating shaft 8 in fig. 3 and 4 is driven by the driving motor 9 to rotate, the second gear 102 on the rotating shaft 8 will rotate synchronously, and the vertical shaft 10 will rotate synchronously under the meshing transmission action of the second gear 102 and the first gear 101, so that the second fan blade 63 at the bottom end of the vertical shaft 10 will rotate correspondingly, thereby performing heat dissipation treatment on the heat-absorbing coolant flowing back from the cooling pipe 61.
the single-rotation reciprocating screw rod 17 and the cross rod 16 are respectively in threaded connection and sliding connection with the lantern ring 15, the end of the single-rotation reciprocating screw rod 17 is connected with the main shaft 2 through a second belt pulley mechanism 18, the guide groove 191 is formed in the inner wall of the accommodating groove 192, both the guide groove 191 and the accommodating groove are formed in the side wall of the side plate 20, the guide groove 191 is in an elliptical structure, a tooth block 193 is welded on the side wall of the inner side of the accommodating groove 192, the tooth block 193 is meshed with the driving gear 194, and the vertically distributed driving gear 194 is fixedly arranged on the left section of the second transverse shaft 19, as shown in fig. 1, the main shaft 2 can drive the single-rotation reciprocating screw rod 17 to synchronously rotate through the second belt pulley mechanism 18 when rotating, under the threaded transmission effect of the single-rotation reciprocating screw rod 17 and the lantern ring 15, the lantern ring 15 can drive the vertical rod 14 to synchronously rotate when moving horizontally, as shown in fig, under the guiding action of the guiding groove 191, the second horizontal shaft 19 moves in an elliptical shape along the distribution track of the guiding groove 191, and in the moving process, under the meshing transmission action of the tooth block 193 and the driving gear 194, the second horizontal shaft 19 synchronously rotates and drives the third fan blade 11 to synchronously rotate, so that the cooling purpose of combining efficient air cooling and liquid cooling heat dissipation is performed on the left side of the motor body 1.
The working principle is as follows: firstly, as shown in fig. 1 and fig. 2, when the motor body 1 is in an operating state, the main shaft 2 itself rotates correspondingly, and under the driving of the first belt pulley mechanism 41, the first horizontal shaft 4 in the first cavity 42 is in a rotating state synchronously, so that the first fan blade 45 in fig. 2 rotates synchronously under the driving of the first horizontal shaft 4, and accordingly, an air flow is generated correspondingly inside the first cavity 42 in fig. 2 and enters the second cavity 43 along the first cavity 42, and the air flow flows in the second cavity 43 and the third cavity 44 at a higher speed and finally flows out from the second cavity 43 at the bottom end, thereby achieving the purpose of air cooling and heat dissipation;
the operation of the driving motor 9 will drive the rotating shaft 8 in fig. 3 to rotate synchronously, the impeller 7 at the bottom end of the rotating shaft 8 will rotate correspondingly in the conveying cavity 6, the high-speed rotation of the impeller 7 will generate a certain pressure difference in the conveying cavity 6, so that the liquid in the conveying cavity 6 will flow correspondingly and flow correspondingly in the cooling pipe 61 circularly, when the rotating shaft 8 in fig. 3 and 4 is driven by the driving motor 9 to rotate, the second gear 102 on the rotating shaft 8 will rotate synchronously, under the meshing transmission action of the second gear 102 and the first gear 101, the vertical shaft 10 will be in a rotating state synchronously, so that the second fan blade 63 at the bottom end of the vertical shaft 10 will rotate correspondingly, so as to perform heat dissipation treatment on the heat-absorbed cooling liquid flowing back in the cooling pipe 61;
As shown in fig. 1, the main shaft 2 drives the single-rotation reciprocating screw rod 17 to synchronously rotate through the second belt pulley mechanism 18 when rotating, the lantern ring 15 drives the vertical rod 14 to synchronously rotate while moving horizontally and left and right under the screw transmission action of the single-rotation reciprocating screw rod 17 and the lantern ring 15 in fig. 6, as shown in fig. 5 and fig. 6, when the outer frame 12 moves along with the vertical rod 14, the second cross shaft 19 moves elliptically along the distribution track of the guide groove 191 under the guide action of the guide groove 191, and in the moving process, the second cross shaft 19 synchronously rotates and drives the third fan blade 11 to synchronously rotate under the meshing transmission action of the gear block 193 and the drive gear 194, so as to perform the cooling purpose of combining high-efficiency air cooling and liquid cooling heat dissipation on the left side of the motor body 1.
It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a large-scale direct current motor with outside high-efficient circulative cooling structure, includes motor body (1) and main shaft (2), its characterized in that: the motor comprises a motor body (1), a main shaft (2) and a first cross shaft (4), wherein the main shaft (2) is horizontally distributed on the motor body (1), the motor body (1) is arranged inside a device shell (3), the first cross shaft (4) is arranged at the side of the device shell (3), the first cross shaft (4) and the main shaft (2) are distributed in parallel, a first fan blade (45) is arranged inside the side wall of the device shell (3), and the first fan blade (45) is arranged on the first cross shaft (4);
A conveying box (5) is arranged at the top end of the motor body (1), a conveying cavity (6) is arranged inside the conveying box (5), the conveying box (5) is positioned inside the device shell (3), impellers (7) which are horizontally distributed are arranged inside the conveying cavity (6), the impellers (7) are connected with a rotating shaft (8), the rotating shafts (8) are vertically distributed, the rotating shafts (8) are rotatably arranged on the top wall of the conveying box (5), the top ends of the rotating shafts (8) are connected with a driving motor (9), and the side of the rotating shaft (8) is provided with a vertical shaft (10), and the vertical shafts (10) which are vertically distributed are rotatably arranged on the top wall of the conveying box (5), the bottom end of the vertical shaft (10) extends into the conveying box (5), the driving motor (9) is installed at the top end of the device shell (3), and the side of the device shell (3) is connected with the side plate (20);
Curb plate (20) are located the avris of motor body (1), and the internal surface of curb plate (20) is provided with third flabellum (11) to third flabellum (11) are located inside frame (12), sliding ring (13) are installed to the back of frame (12), and sliding ring (13) install on montant (14), and lantern ring (15) are all installed to the top and the bottom of montant (14), and 2 lantern ring (15) are installed respectively on horizontal pole (16) and single-turn reciprocating screw rod (17), right-hand member head department at second cross axle (19) is installed in third flabellum (11), and second cross axle (19) of horizontal distribution rotate to be connected in the avris center department of frame (12), and the left end of second cross axle (19) coincide in guiding groove (191).
2. A large-sized dc motor having an external high-efficiency circulation cooling structure according to claim 1, wherein: the first transverse shaft (4) is positioned in the first cavity (42), one end of the first transverse shaft (4) is connected with the main shaft (2) through the first belt pulley mechanism (41), the first cavity (42) is communicated with the second cavity (43), and the first cylindrical cavity (42) is formed in the side wall of the device shell (3).
3. A large-sized dc motor having an external high-efficiency circulation cooling structure according to claim 2, wherein: the second cavities (43) are arranged on the inner wall of the device shell (3) and the outer wall of the motor body (1) at equal intervals, the second cavities (43) are distributed in a downward inclined mode, the heads and the tails of the adjacent 2 second cavities (43) are communicated through a third cavity (44), and the tail ends of the second cavities (43) located at the bottom ends extend to the outside.
4. A large-sized dc motor having an external high-efficiency circulation cooling structure according to claim 1, wherein: the avris and the bottom of carrying chamber (6) are linked together with the both ends of cooling tube (61) respectively, and the middle section of cooling tube (61) passes through pipe buckle (62) and installs on the lateral wall of motor body (1) to be located inside cooling tube (61) top second flabellum (63) of carrying box (5) and second flabellum (63) are installed in vertical axis (10) bottom simultaneously.
5. A large-sized dc motor having an external high-efficiency circulation cooling structure according to claim 1, wherein: the top end of the vertical shaft (10) is provided with a first gear (101), the first gear (101) and a second gear (102) which are horizontally distributed are meshed, the diameter of the first gear (101) is smaller than that of the second gear (102), and meanwhile the second gear (102) which is also horizontally distributed is fixed on the rotating shaft (8).
6. A large-sized dc motor having an external high-efficiency circulation cooling structure according to claim 1, wherein: the single-rotation reciprocating screw rod (17) and the cross rod (16) are respectively in threaded connection and sliding connection with the lantern ring (15), and the end of the single-rotation reciprocating screw rod (17) is connected with the main shaft (2) through a second belt pulley mechanism (18).
7. a large-sized dc motor having an external high-efficiency circulation cooling structure according to claim 1, wherein: the guide groove (191) is formed in the inner wall of the accommodating groove (192), the guide groove and the accommodating groove are formed in the side wall of the side plate (20), and the guide groove (191) is of an oval structure.
8. a large-sized dc motor having an external high-efficiency circulation cooling structure according to claim 7, wherein: the side wall of the inner side of the accommodating groove (192) is welded with a tooth block (193), the tooth block (193) is meshed with a driving gear (194), and the driving gear (194) which is vertically distributed is fixedly arranged at the left section of the second transverse shaft (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910819372.XA CN110556974B (en) | 2019-08-31 | 2019-08-31 | Large-scale direct current motor with outside high-efficient circulative cooling structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910819372.XA CN110556974B (en) | 2019-08-31 | 2019-08-31 | Large-scale direct current motor with outside high-efficient circulative cooling structure |
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| CN110556974A true CN110556974A (en) | 2019-12-10 |
| CN110556974B CN110556974B (en) | 2021-01-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113067433A (en) * | 2021-02-23 | 2021-07-02 | 张远 | High-efficient refrigerated cooling device for explosion-proof motor shell |
| CN114071969A (en) * | 2021-11-18 | 2022-02-18 | 赵文龙 | Converter water cooling system |
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| CN109494933A (en) * | 2018-11-10 | 2019-03-19 | 彭青珍 | A kind of generator that radiating efficiency is high |
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| US20050225184A1 (en) * | 2004-04-09 | 2005-10-13 | Yoshitaka Akiba | Motor-fan assembly and combustion-type power tool employing the same |
| CN205356057U (en) * | 2016-03-16 | 2016-06-29 | 方大电机有限公司 | Energy -saving electrical machine |
| CN106981949A (en) * | 2017-05-06 | 2017-07-25 | 深圳市贝优通新能源技术开发有限公司 | A kind of New energy automobile motor with high-efficient radiating function |
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| CN114071969A (en) * | 2021-11-18 | 2022-02-18 | 赵文龙 | Converter water cooling system |
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| Publication number | Publication date |
|---|---|
| CN110556974B (en) | 2021-01-26 |
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