CN108990371B - Case heat dissipation device for new energy automobile - Google Patents
Case heat dissipation device for new energy automobile Download PDFInfo
- Publication number
- CN108990371B CN108990371B CN201810723428.7A CN201810723428A CN108990371B CN 108990371 B CN108990371 B CN 108990371B CN 201810723428 A CN201810723428 A CN 201810723428A CN 108990371 B CN108990371 B CN 108990371B
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- heat dissipation
- pipe
- welded
- dissipation box
- coil pipe
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims description 36
- 238000001802 infusion Methods 0.000 claims description 18
- 238000003466 welding Methods 0.000 claims description 6
- 239000000110 cooling liquid Substances 0.000 abstract description 19
- 238000001816 cooling Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 5
- 239000002826 coolant Substances 0.000 description 15
- 230000005855 radiation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20863—Forced ventilation, e.g. on heat dissipaters coupled to components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20872—Liquid coolant without phase change
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a chassis heat dissipation device for a new energy automobile, which comprises an aluminum plate, wherein mounting plates are welded at four corners of the aluminum plate, step holes are formed in the mounting plates, a water channel is formed in the aluminum plate, a water inlet pipe and a water outlet pipe are respectively welded on the inner walls of two outlets of the water channel, and the water inlet pipe is positioned on one side of the water outlet pipe. The cooling device is simple in structure, the cooling liquid is added into the water channel and the coil pipe, the gear pump can enable the cooling liquid to flow in the water channel and the coil pipe all the time, the driving motor can drive the cooling fan to move transversely, when the half gear is not in contact with the rack, the spring can pull the cooling fan to move transversely, the cooling fan can move transversely in a reciprocating mode, the coil pipe is cooled, the cooling liquid in the water channel flows back into the water channel after being cooled by the coil pipe, the cooling effect is good, electronic components are prevented from being damaged due to high temperature, and the cooling device is convenient to use.
Description
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to a chassis heat dissipation device for a new energy automobile.
Background
The invention with the bulletin number of CN201872630U discloses an electric automobile integrated controller; the system comprises a motor inverter, a direct current converter and a vehicle control unit which are integrated together; the motor inverter, the direct current converter and the vehicle controller use the same microcontroller; the vehicle control unit outputs torque requirements of an engine and a motor thereof; the inverter controls the running of the motor according to the control requirement of the vehicle control unit and feeds back information to the vehicle control unit in real time; and the direct current converter controls the charging and discharging of the low-voltage battery according to the command of the vehicle control unit. The distributed control mode can be integrated, so that the system is more compact and organized; saving a large amount of resources and reducing a large amount of cost.
Because the integration level of the integrated controller of the electric automobile is high, the heat productivity is high, and if the heat cannot be discharged in time, electronic components can be damaged, a chassis heat dissipation device for a new energy automobile is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a chassis heat dissipation device for a new energy automobile.
In order to achieve the purpose, the invention adopts the following technical scheme:
a chassis heat dissipation device for a new energy automobile comprises an aluminum plate, mounting plates are welded at four corners of the aluminum plate, step holes are formed in the mounting plates, a water channel is formed in the aluminum plate, a water inlet pipe and a water outlet pipe are welded on the inner walls of two outlets of the water channel respectively, the water inlet pipe is located on one side of the water outlet pipe, a chassis is fixedly mounted at the top of the aluminum plate, a heat dissipation box is arranged on one side of the aluminum plate, a coil pipe is arranged in the heat dissipation box, two ends of the coil pipe penetrate through the heat dissipation box and extend to the upper portion of the heat dissipation box, two ends of the coil pipe are welded with the top of the heat dissipation box, a second infusion pipe and a liquid outlet pipe are welded at two ends of the coil pipe respectively, the second infusion pipe and the liquid outlet pipe are communicated with the coil pipe, one end of the, a gear pump is fixedly arranged at the top of the heat dissipation box, a liquid outlet of the gear pump is in threaded connection with one end of the liquid outlet pipe, a first infusion tube is connected with the liquid inlet of the gear pump through threads, one end of the first infusion tube is welded with one end of the water outlet tube, and the first infusion tube is communicated with the water outlet tube, the inner wall of the bottom of the heat dissipation box is connected with symmetrically arranged vertical plates in a sliding way, one side of the two vertical plates close to each other is welded with the same supporting plate, the top of the supporting plate is fixedly provided with a heat radiation fan, the bottom of the supporting plate is welded with a rack, a driving motor is fixedly arranged on the inner wall of the bottom of the heat dissipation box and is positioned between the two vertical plates, a half gear is welded on an output shaft of the driving motor and meshed with the rack, and the same spring is welded on one side, close to the heat dissipation box, of the vertical plate.
Preferably, the inner walls of the two sides of the heat dissipation box are provided with heat dissipation holes, and the outer wall of the coil pipe is welded with heat dissipation fins.
Preferably, the welding of driving motor's bottom has first fixed plate, first bolt hole has all been seted up to the four corners position of first fixed plate, first bolt hole female connection has first bolt, driving motor is through first bolt and first bolt hole fixed mounting on the bottom inner wall of heat dissipation box.
Preferably, the bottom welding of gear pump has the second fixed plate, the second bolt hole has all been seted up to the four corners position of second fixed plate, second bolt hole female connection has the second bolt, the gear pump passes through second bolt and second bolt hole fixed mounting at the top of heat dissipation box.
Preferably, a third fixing plate is welded at the bottom of the radiating fan, third bolt holes are formed in four corners of the third fixing plate, third bolts are connected to the third bolt holes in an internal thread mode, and the radiating fan is fixedly installed at the top of the supporting plate through the third bolts and the third bolt holes.
Preferably, a sliding groove is formed in the inner wall of the bottom of the heat dissipation box, and the bottom end of the vertical plate extends into the sliding groove and is in sliding connection with the sliding groove.
Compared with the prior art, the invention has the beneficial effects that: add the coolant liquid in water course and coil pipe, the gear pump can be taken the coolant liquid in the water course out through first transfer line, arrange the coolant liquid to the coil pipe through the drain pipe simultaneously in, and the coolant liquid in the coil pipe carries to the water course again through the second transfer line in, the heat of quick-witted case can be absorbed to the coolant liquid, driving motor can drive the pinion and rotate, the pinion can drive radiator fan and carry out lateral shifting to the direction of keeping away from the spring, when the pinion does not contact with the rack, the spring can drive radiator fan and carry out lateral shifting.
The cooling device is simple in structure, the cooling liquid is added into the water channel and the coil pipe, the gear pump can enable the cooling liquid to flow in the water channel and the coil pipe all the time, the driving motor can drive the cooling fan to move transversely, when the half gear is not in contact with the rack, the spring can pull the cooling fan to move transversely, the cooling fan can move transversely in a reciprocating mode, the coil pipe is cooled, the cooling liquid in the water channel flows back into the water channel after being cooled by the coil pipe, the cooling effect is good, electronic components are prevented from being damaged due to high temperature, and the cooling device is convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of a chassis heat dissipation device for a new energy vehicle according to the present invention;
fig. 2 is a top view of a chassis heat dissipation device for a new energy vehicle according to the present invention;
fig. 3 is a schematic structural diagram of an aluminum plate of the chassis heat dissipation device for the new energy automobile according to the present invention.
In the figure: 1 heat dissipation box, 2 springs, 3 vertical plates, 4 racks, 5 driving motors, 6 half gears, 7 heat dissipation fans, 8 supporting plates, 9 water inlet pipes, 10 mounting plates, 11 aluminum plates, 12 cases, 13 first liquid conveying pipes, 14 second liquid conveying pipes, 15 coil pipes, 16 gear pumps, 17 liquid outlet pipes, 18 water outlet pipes and 19 water channels.
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.
Referring to fig. 1-3, a chassis heat dissipation device for a new energy automobile includes an aluminum plate 11, mounting plates 10 are welded at four corners of the aluminum plate 11, stepped holes are formed in the mounting plates 10, a water channel 19 is formed in the aluminum plate 11, a water inlet pipe 9 and a water outlet pipe 18 are welded on inner walls of two outlets of the water channel 19 respectively, the water inlet pipe 9 is located at one side of the water outlet pipe 18, a chassis 12 is fixedly mounted at the top of the aluminum plate 11, a heat dissipation box 1 is arranged at one side of the aluminum plate 11, a coil pipe 15 is arranged in the heat dissipation box 1, two ends of the coil pipe 15 penetrate through the heat dissipation box 1 and extend to the upper side of the heat dissipation box 1, two ends of the coil pipe 15 are welded with the top of the heat dissipation box 1, a second infusion pipe 14 and a liquid outlet pipe 17 are welded at two ends of the coil pipe 15 respectively, the second infusion pipe, and the second infusion tube 14 is communicated with the water inlet tube 9, the top of the heat dissipation box 1 is fixedly provided with a gear pump 16, the liquid outlet of the gear pump 16 is in threaded connection with one end of a liquid outlet tube 17, the liquid inlet of the gear pump 16 is in threaded connection with a first infusion tube 13, one end of the first infusion tube 13 is welded with one end of a water outlet tube 18, the first infusion tube 13 is communicated with the water outlet tube 18, the inner wall of the bottom of the heat dissipation box 1 is in sliding connection with symmetrically arranged vertical plates 3, one side of the two vertical plates 3 close to each other is welded with a same support plate 8, the top of the support plate 8 is fixedly provided with a heat dissipation fan 7, the bottom of the support plate 8 is welded with a rack 4, the inner wall of the bottom of the heat dissipation box 1 is fixedly provided with a driving motor 5, the driving motor 5 is positioned between the two vertical plates 3, an output shaft of the, the cooling liquid is added into the water channel 19 and the coil pipe 15, the gear pump 16 can pump out the cooling liquid in the water channel 19 through the first liquid conveying pipe 13, meanwhile, the cooling liquid is discharged into the coil pipe 15 through the liquid outlet pipe 17, the cooling liquid in the coil pipe 15 is conveyed into the water channel 19 through the second liquid conveying pipe 14, the cooling liquid can absorb the heat of the case 12, the driving motor 5 can drive the half gear 6 to rotate, the half gear 6 can drive the cooling fan 7 to transversely move in the direction far away from the spring 2, when the half gear 6 is not in contact with the rack 4, the spring 2 can drive the cooling fan 7 to transversely move, the cooling liquid cooling device is simple in structure, the cooling liquid is added into the water channel 19 and the coil pipe 15, the gear pump 16 can enable the cooling liquid to always flow in the water channel 19 and the coil pipe 15, the driving motor 5 can drive the cooling fan 7 to transversely move, when the half gear 6 is not in, spring 2 can pull radiator fan 7 and carry out lateral shifting for radiator fan 7 can reciprocate lateral shifting, and cool off coil pipe 15, make the coolant liquid in the water course 19 after coil pipe 15 cools off, flow back in the water course 19 again, and the radiating effect is good, prevents that electronic components from damaging because of high temperature, convenient to use, and wherein the model of gear pump 16 is MDG-M2S100N, and driving motor 5' S model is 4IK25 RGN-C.
In the invention, heat dissipation holes are respectively formed in the inner walls of two sides of a heat dissipation box 1, heat dissipation fins are welded on the outer wall of a coil pipe 15, a first fixing plate is welded at the bottom of a driving motor 5, first bolt holes are respectively formed in the four corners of the first fixing plate, a first bolt is connected in the first bolt holes in a threaded manner, the driving motor 5 is fixedly installed on the inner wall of the bottom of the heat dissipation box 1 through the first bolt and the first bolt holes, a second fixing plate is welded at the bottom of a gear pump 16, second bolt holes are respectively formed in the four corners of the second fixing plate, a second bolt is connected in the second bolt holes in a threaded manner, the gear pump 16 is fixedly installed on the top of the heat dissipation box 1 through the second bolt and the second bolt holes, a third fixing plate is welded at the bottom of a heat dissipation fan 7, the heat radiation fan 7 is fixedly arranged at the top of the support plate 8 through a third bolt and a third bolt hole, a sliding groove is formed in the inner wall of the bottom of the heat radiation box 1, the bottom end of the vertical plate 3 extends into the sliding groove and is in sliding connection with the sliding groove, cooling liquid is added into the water channel 19 and the coil pipe 15, the gear pump 16 can pump out the cooling liquid in the water channel 19 through the first liquid conveying pipe 13, meanwhile, the cooling liquid is discharged into the coil pipe 15 through the liquid outlet pipe 17, the cooling liquid in the coil pipe 15 is conveyed into the water channel 19 through the second liquid conveying pipe 14, the cooling liquid can absorb the heat of the case 12, the driving motor 5 can drive the half gear 6 to rotate, the half gear 6 can drive the heat radiation fan 7 to transversely move in the direction far away from the spring 2, and when the half gear 6 is not in contact with the rack 4, the spring 2 can drive the heat radiation fan, add the coolant liquid in water course 19 and coil pipe 15, gear pump 16 can make the coolant liquid flow in water course 19 and coil pipe 15 always, driving motor 5 can drive radiator fan 7 and carry out lateral shifting, when half gear 6 is not contacted with rack 4, spring 2 can stimulate radiator fan 7 and carry out lateral shifting, make radiator fan 7 can reciprocate lateral shifting, and cool off coil pipe 15, make the coolant liquid in the water course 19 after coil pipe 15 cools off, flow back in the water course 19 again, the radiating effect is good, prevent that electronic components from damaging because of high temperature, high durability and convenient use.
The working principle is as follows: coolant is added into a water channel 19 and a coil pipe 15, a gear pump 16 pumps the coolant in the water channel 19 through a first liquid conveying pipe 13, the coolant is discharged into the coil pipe 15 through a liquid outlet pipe 17, the coolant in the coil pipe 15 is conveyed into the water channel 19 through a second liquid conveying pipe 14, the coolant can absorb heat of a case 12, a driving motor 5 drives a half gear 6 to rotate, the half gear 6 drives a rack 4 to transversely move towards a direction far away from a spring 2, the rack 4 drives a supporting plate 8 to transversely move towards a direction far away from the spring 2, the supporting plate 8 drives two vertical plates 3 to transversely slide towards a direction far away from the spring 2 on the inner wall of the bottom of a heat dissipation box 2, the vertical plates 3 pull the spring 2 and enable the spring 2 to deform, and the supporting plate 8 can drive a heat dissipation fan 7 to transversely move towards a direction far away from the spring 2, when the half gear 6 is not contacted with the rack 4, spring 2's elasticity can stimulate riser 3 and carry out lateral shifting to the direction that is close to spring 2, make radiator fan 7 and backup pad 8 also carry out lateral shifting to the direction that is close to spring 2, make radiator fan 7 can carry out reciprocal lateral shifting, and cool off coil pipe 15, make the coolant liquid in the water course 19 after coil pipe 15 cools off, in the water course 19 flows back again, the radiating effect is good, prevent that electronic components from damaging because of high temperature, high durability and convenient use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a quick-witted case heat abstractor for new energy automobile, includes aluminum plate (11), its characterized in that, mounting panel (10) have all been welded to the four corners position of aluminum plate (11), the step hole has been seted up on mounting panel (10), water course (19) have been seted up on aluminum plate (11), inlet tube (9) and outlet pipe (18) have been welded respectively on the inner wall of two exports of water course (19), inlet tube (9) are located one side of outlet pipe (18), the top fixed mounting of aluminum plate (11) has quick-witted case (12), one side of aluminum plate (11) is equipped with heat dissipation box (1), be equipped with coil pipe (15) in heat dissipation box (1), the both ends of coil pipe (15) all run through heat dissipation box (1) and extend to the top of heat dissipation box (1), the both ends of coil pipe (15) all weld mutually with the top of heat dissipation box (, the two ends of the coil pipe (15) are respectively welded with a second infusion pipe (14) and a liquid outlet pipe (17), the second infusion pipe (14) and the liquid outlet pipe (17) are communicated with the coil pipe (15), one end of the second infusion pipe (14) is welded with one end of the water inlet pipe (9), the second infusion pipe (14) is communicated with the water inlet pipe (9), the top of the heat dissipation box (1) is fixedly provided with a gear pump (16), the liquid outlet of the gear pump (16) is in threaded connection with one end of the liquid outlet pipe (17), the liquid inlet of the gear pump (16) is in threaded connection with a first infusion pipe (13), one end of the first infusion pipe (13) is welded with one end of the water outlet pipe (18), the first infusion pipe (13) is communicated with the water outlet pipe (18), and the inner wall of the bottom of the heat dissipation box (1) is connected with symmetrically-arranged vertical plates (3, one side welding that two riser (3) are close to each other has same backup pad (8), the top fixed mounting of backup pad (8) has radiator fan (7), the bottom welding of backup pad (8) has rack (4), fixed mounting has driving motor (5) on the bottom inner wall of heat dissipation box (1), driving motor (5) are located between two riser (3), the welding has half-gear (6) on the output shaft of driving motor (5), half-gear (6) mesh with rack (4), and the welding of one side that riser (3) and heat dissipation box (1) on right side are close to each other has same spring (2).
2. The chassis heat dissipation device for the new energy automobile according to claim 1, wherein heat dissipation holes are formed in inner walls of two sides of the heat dissipation box (1), and heat dissipation fins are welded to outer walls of the coil pipes (15).
3. The chassis heat dissipation device for the new energy automobile according to claim 1, wherein a first fixing plate is welded to a bottom of the driving motor (5), first bolt holes are formed in four corners of the first fixing plate, a first bolt is connected to each first bolt hole through a threaded connection, and the driving motor (5) is fixedly mounted on an inner wall of a bottom of the heat dissipation box (1) through the first bolts and the first bolt holes.
4. The chassis heat dissipation device for the new energy automobile as recited in claim 1, wherein a second fixing plate is welded to the bottom of the gear pump (16), second bolt holes are formed in four corners of the second fixing plate, a second bolt is connected to each of the second bolt holes through a female thread, and the gear pump (16) is fixedly mounted on the top of the heat dissipation box (1) through the second bolt and the second bolt holes.
5. The chassis heat dissipation device for the new energy automobile as recited in claim 1, wherein a third fixing plate is welded to a bottom of the heat dissipation fan (7), third bolt holes are formed in four corners of the third fixing plate, third bolts are connected to the third bolt holes through threads, and the heat dissipation fan (7) is fixedly mounted on the top of the support plate (8) through the third bolts and the third bolt holes.
6. The chassis heat dissipation device for the new energy automobile is characterized in that a sliding groove is formed in the inner wall of the bottom of the heat dissipation box (1), and the bottom end of the vertical plate (3) extends into the sliding groove and is in sliding connection with the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723428.7A CN108990371B (en) | 2018-07-04 | 2018-07-04 | Case heat dissipation device for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723428.7A CN108990371B (en) | 2018-07-04 | 2018-07-04 | Case heat dissipation device for new energy automobile |
Publications (2)
| Publication Number | Publication Date |
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| CN108990371A CN108990371A (en) | 2018-12-11 |
| CN108990371B true CN108990371B (en) | 2020-07-21 |
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| CN201810723428.7A Active CN108990371B (en) | 2018-07-04 | 2018-07-04 | Case heat dissipation device for new energy automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110544806B (en) * | 2019-09-06 | 2024-04-12 | 大同新成新材料股份有限公司 | Box type lithium battery heat dissipation device |
| CN111293614A (en) * | 2020-03-30 | 2020-06-16 | 昆明富宇信息科技有限公司 | High-efficient heat dissipation type distribution automation monitoring device |
| CN111485047B (en) * | 2020-06-16 | 2022-01-28 | 焦作金鑫恒拓新材料股份有限公司 | Reduction kiln equipment for directly reducing iron |
| CN112881595B (en) * | 2021-01-08 | 2022-06-14 | 郭锋 | Fixed firm building curtain wall automatic checkout device |
| CN113113219A (en) * | 2021-03-08 | 2021-07-13 | 安徽绿能技术研究院有限公司 | Copper-iron alloy cooling mechanism |
| CN113347862A (en) * | 2021-07-14 | 2021-09-03 | 南阳理工学院 | Heat radiator for electronic and electrical equipment |
| CN113783205B (en) * | 2021-09-26 | 2024-05-28 | 南京悦源电力研究院有限公司 | Vertical electric energy quality comprehensive compensation cabinet |
| CN115309247B (en) * | 2022-09-22 | 2023-05-12 | 深圳智锐通科技有限公司 | Industrial computer convenient to heat dissipation |
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| CN107979268A (en) * | 2017-12-29 | 2018-05-01 | 石狮市新卯自动化设备有限公司 | A kind of high-efficiency radiator applied on frequency converter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN206379439U (en) * | 2016-12-07 | 2017-08-04 | 北京军秀咨询有限公司 | A kind of battery heat dissipation device on New-energy electric vehicle |
| CN206797159U (en) * | 2017-05-24 | 2017-12-26 | 北京敬一科技有限公司 | A kind of automobile charging pile for maintaining internal component constant temperature |
| CN107426945A (en) * | 2017-06-26 | 2017-12-01 | 山东众志电子有限公司 | Server liquid-cooling system |
| CN207309538U (en) * | 2017-09-18 | 2018-05-04 | 苏州圣凡自动化科技有限公司 | A kind of numerically-controlled machine tool cleaning device |
| CN207519016U (en) * | 2017-11-20 | 2018-06-19 | 张国栋 | A kind of multi-functional communications cabinet |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979268A (en) * | 2017-12-29 | 2018-05-01 | 石狮市新卯自动化设备有限公司 | A kind of high-efficiency radiator applied on frequency converter |
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| CN108990371A (en) | 2018-12-11 |
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Effective date of registration: 20200610 Address after: 241000 6 Jinshan Road, Yijiang District, Wuhu, Anhui 5-1 Applicant after: WUHU WENQING MACHINERY EQUIPMENT DESIGN Co.,Ltd. Address before: 241000 room 2309, 1 Guanlan Road, Jinghu District, Wuhu, Anhui. Applicant before: Cheng Qiang |
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Effective date of registration: 20220908 Address after: No. 1815, 18th Floor, Block C, Greenland New Metropolis Office, Jinghu Century City, Jinghu District, Wuhu City, Anhui Province, 241000 Patentee after: Anhui Guangtai Automobile Service Co.,Ltd. Address before: 241000 6 Jinshan Road, Yijiang District, Wuhu, Anhui 5-1 Patentee before: WUHU WENQING MACHINERY EQUIPMENT DESIGN Co.,Ltd. |
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Denomination of invention: A cooling device for chassis of new energy vehicles Effective date of registration: 20230113 Granted publication date: 20200721 Pledgee: Wuhu Renmin Road sub branch of Huishang Bank Co.,Ltd. Pledgor: Anhui Guangtai Automobile Service Co.,Ltd. Registration number: Y2023980030941 |
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