CN112909372A - From heat dissipation formula lithium cell group for new energy automobile - Google Patents

From heat dissipation formula lithium cell group for new energy automobile Download PDF

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Publication number
CN112909372A
CN112909372A CN202110073312.5A CN202110073312A CN112909372A CN 112909372 A CN112909372 A CN 112909372A CN 202110073312 A CN202110073312 A CN 202110073312A CN 112909372 A CN112909372 A CN 112909372A
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CN
China
Prior art keywords
storage tank
heat
permanent magnet
new energy
liquid
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Pending
Application number
CN202110073312.5A
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Chinese (zh)
Inventor
周云
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Individual
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Individual
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Priority to CN202110073312.5A priority Critical patent/CN112909372A/en
Publication of CN112909372A publication Critical patent/CN112909372A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6554—Rods or plates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • 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
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Abstract

The invention discloses a self-heat-dissipation lithium battery pack for a new energy automobile, which comprises a battery box, wherein a plurality of lithium battery bodies are arranged in the battery box, the lithium battery bodies are fixedly connected to the inner bottom of the battery box through cushion blocks, the lower end of each lithium battery body is fixedly connected with an arc-shaped heat conducting plate, the inner bottom of the battery box is provided with a rotary groove, a rotary shaft is rotatably connected in the rotary groove, the side wall of the rotary shaft is fixedly connected with a plurality of sleeves, and a driving device for driving the rotary shaft to rotate is arranged in each sleeve. The driving device is operated by utilizing the heat energy generated by the lithium battery, so that the heat energy generated by the lithium battery is continuously dissipated.

Description

From heat dissipation formula lithium cell group for new energy automobile
Technical Field
The invention relates to the technical field of lithium battery related equipment, in particular to a self-heat-dissipation lithium battery pack for a new energy automobile.
Background
With the increasing maturity of battery technology, new energy vehicles including electric vehicles have entered thousands of households, and electric energy of the new energy vehicles is mainly provided by lithium batteries at present.
The lithium battery can also generate a large amount of heat during discharging as the traditional battery is the same, and the heat is dissipated in a water cooling mode that a liquid pump is used as power and is generally installed in a battery box at present in order to prevent the battery from being damaged due to overheating. However, the liquid pump needs to consume a large amount of electric energy in the continuous working process, the endurance mileage of the new energy automobile is greatly reduced, the electric energy drives the cooling liquid to flow, the driving part still generates a part of heat, and the heat dissipation effect is not ideal. Accordingly, this application file provides a from heat dissipation formula lithium cell group for new energy automobile.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a self-heat-dissipation lithium battery pack for a new energy automobile.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a from lithium cell group for heat dissipation formula new energy automobile, includes the battery box, install a plurality of lithium cell body in the battery box, lithium cell body passes through the interior bottom of cushion fixed connection at the battery box, lithium cell body's lower extreme fixedly connected with arc heat-conducting plate, the revolution groove has been seted up to the interior bottom of battery box, the revolution inslot internal rotation is connected with the pivot, a plurality of sleeves of lateral wall fixedly connected with of pivot, install drive pivot pivoted drive arrangement in the sleeve.
Preferably, the driving device comprises a balancing weight which is connected in the sleeve in a sliding manner, the balancing weight is elastically connected to the inner bottom of the sleeve through a memory alloy spring, and the side wall of the sleeve is provided with a ventilation hole.
Preferably, two opposite side walls of the battery box are respectively provided with a storage tank and a liquid storage tank, an elastic air bag is fixedly connected to the top of the storage tank, the elastic air bag is communicated with the liquid storage tank through a condensation pipe, a liquid return pipe is further communicated between the elastic air bag and the liquid storage tank, check valves are respectively installed in the condensation pipe and the liquid return pipe, cooling liquid is filled in the elastic air bag and the liquid storage tank, and a pushing device for pushing the cooling liquid to flow is installed in the storage tank.
Preferably, thrust unit is including rotating the first permanent magnet of connection on putting the thing groove inner wall, just first permanent magnet and one of them pivot fixed connection, the lower extreme fixedly connected with second permanent magnet of elasticity gasbag, just the synonym magnetic pole of first permanent magnet and second permanent magnet is relative.
Preferably, the one-way valve in the condenser tube allows the coolant to flow only from the flexible bladder to the reservoir, and the one-way valve in the return tube allows the coolant to flow only from the reservoir to the flexible bladder.
The invention has the following beneficial effects:
1. through arranging a plurality of sleeves, the memory alloy spring, the balancing weight and other components, when the sleeves are close to the arc-shaped plate heat-conducting plate, the memory alloy spring is heated and extended and pushes the balancing weight to move, so that the integral gravity center formed by the rotating shaft and the sleeves is shifted to generate unidirectional rotation, and the driving device can be operated by utilizing the heat energy generated by the lithium battery, thereby continuously dissipating the heat generated by the lithium battery;
2. through setting up parts such as first permanent magnet and second permanent magnet, can drive first permanent magnet circulation rotation in the pivot pivoted, so can make the elasticity gasbag constantly expand and contract under the effect of magnetic force to drive the one-way circulation flow of coolant liquid in circulating line, further improve the heat dispersion of this device.
Drawings
Fig. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 1;
fig. 4 is a schematic structural diagram of a second embodiment of the present invention.
In the figure: 1 battery box, 2 lithium cell bodies, 3 cushion, 4 revolving grooves, 5 arc heat-conducting plates, 6 pivots, 7 sleeves, 71 ventilation holes, 8 balancing weights, 9 memory alloy springs, 10 storage tanks, 11 first permanent magnets, 12 elastic airbags, 13 liquid return pipes, 14 condenser pipes, 15 liquid storage tanks, 16 second permanent magnets.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1-3, a from heat dissipation formula lithium cell group for new energy automobile, including battery box 1, install a plurality of lithium cell bodies 2 in the battery box 1, lithium cell body 2 passes through the interior bottom of cushion 3 fixed connection at battery box 1, lithium cell body 2's lower extreme fixedly connected with arc heat-conducting plate 5, the turn-around tank 4 has been seted up to the interior bottom of battery box 1, the 4 internal rotations in turn-around tank are connected with pivot 6, a plurality of sleeves 7 of the lateral wall fixedly connected with of pivot 6, install the drive arrangement of 6 pivoted of drive pivot in the sleeve 7.
The driving device comprises a balancing weight 8 which is connected in the sleeve 7 in a sliding manner, the balancing weight 8 is elastically connected to the inner bottom of the sleeve 7 through a memory alloy spring 9, specifically, the memory alloy spring 9 can be made of nickel-titanium alloy, and the deformation temperature of the memory alloy spring is about 40 degrees. It should be noted that the sleeve 7 is made of a metal material with good heat conduction, and the rotating shaft 6 is made of a heat insulating material such as a vacuum plate, so that it can be ensured that only the sleeve 7 in contact with the arc-shaped heat conducting plate 5 has a high temperature, and the memory alloy spring 9 in the sleeve 7 can be raised to a deformation temperature. The side wall of the sleeve 7 is provided with a vent hole 71.
Furthermore, when the automobile is installed, the rotary groove 4 can be exposed outside the automobile, and the sleeve 7 is long to ensure that the sleeve 7 below can extend out of the battery box 1, so that wind can continuously penetrate through the vent hole 71 of the sleeve 7 below when the automobile runs.
In the using process of the device, heat generated by the lithium battery body 2 can be transferred to the arc-shaped heat conducting plate 5, so that the temperature of the arc-shaped heat conducting plate 5 is higher, referring to fig. 3, the temperature of the sleeve 7 in contact with the arc-shaped heat conducting plate 5 rises along with the rise of the temperature, and the heat is transferred to the memory alloy spring 9 inside the sleeve, when the temperature of the memory alloy spring 9 rises to the deformation temperature, the memory alloy spring 9 extends and pushes the balancing weight 8 to move towards the arc-shaped heat conducting plate 5, so that the right side of the whole formed by the rotating shaft 6 and the sleeve 7 is heavier and can rotate clockwise, the sleeve 7 on the right side rotates to the lower side and extends out of the battery box 1, air flow continuously passes through the vent hole 71 with high temperature when an automobile is driven, the sleeve 7 and the memory alloy spring 9 can be cooled rapidly, the memory alloy spring 9 recovers and pulls the balancing weight 8 to reset, and after the rotating, and the temperature is raised again to push the rotating shaft 6 to rotate. Consequently, in the automobile driving process, the emergence that pivot 6 can last is clockwise rotated, and drive each sleeve 7 synchronous rotation, each sleeve 7 rotates the in-process, can constantly distribute away from lithium cell body 2 absorptive heat, can prevent effectively that lithium cell body 2 is overheated and impaired, compare traditional radiating mode, this device neither consumes extra electric energy, also can not produce extra heat simultaneously, it is more outstanding, the heat energy that this device's operation power main source and lithium cell body 2 produced, the heat that can the high-speed consumption lithium cell body 2 produced, the radiating efficiency is high.
Example two:
referring to fig. 4, different from the first embodiment, the two opposite side walls of the battery box 1 have been respectively provided with the storage tank 10 and the liquid storage tank 15, the top portion of the storage tank 10 is fixedly connected with the elastic airbag 12, the elastic airbag 12 is communicated with the liquid storage tank 15 through the condensation pipe 14, as shown in fig. 4, the condensation pipe 14 is wound between the lithium battery bodies 2 in a serpentine shape, so as to increase the heat dissipation area and improve the heat dissipation effect. Still communicate back liquid pipe 13 between elasticity gasbag 12 and the reservoir 15, and all install the check valve in condenser pipe 14 and the liquid pipe 13 that returns, all fill the coolant liquid in elasticity gasbag 12 and the reservoir 15, install the thrust unit that promotes the coolant liquid and flow in putting the thing groove 10, the check valve in condenser pipe 14 only allows the coolant liquid to flow to reservoir 15 from elasticity gasbag 12, the check valve in the liquid pipe 13 only allows the coolant liquid to flow to elasticity gasbag 12 from reservoir 15.
Thrust unit is including rotating the first permanent magnet 11 of connection on putting thing groove 10 inner wall, and first permanent magnet 11 and 6 fixed connection of one of them pivot, and the lower extreme fixedly connected with second permanent magnet 16 of elasticity gasbag 12, it needs to explain that, second permanent magnet 16 is more for inseparable slip in putting thing groove 10, puts thing groove 10 like this and can carry out the spacing of horizontal direction to second permanent magnet 16, prevents that second permanent magnet 16 from taking place to turn over and need not push-and-pull elasticity gasbag 12. And the unlike magnetic poles of the first permanent magnet 11 and the second permanent magnet 16 are opposed.
In this embodiment, the rotating shaft 6 drives the first permanent magnet 11 to rotate, and two magnetic poles of the first permanent magnet 11 are continuously opposite to the same magnetic pole of the second permanent magnet 16 in the rotating process, so that magnetic attraction and magnetic repulsion are intermittently generated between the two. When the first permanent magnet 11 and the second permanent magnet 16 generate attraction force, the second permanent magnet 16 can be pulled to move downwards and the elastic airbag 12 can be unfolded, the inner space of the elastic airbag 12 is increased to generate negative pressure, the cooling liquid in the liquid storage tank 15 is pumped into the elastic airbag 12 along the condensation pipe 14, and when the first permanent magnet 11 and the second permanent magnet 16 generate magnetic repulsion force, the second permanent magnet 16 can be pushed to move upwards and compress the elastic airbag 12, the cooling liquid in the elastic airbag 12 can be squeezed back into the liquid storage tank 15 along the liquid return pipe 13, so that the cooling liquid can be forced to flow in the condensation pipe 14 in a one-way circulating mode in the rotating process of the rotating shaft 6, and the heat dissipation efficiency of the device is improved.
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 (5)

1. The utility model provides a from lithium cell group for heat dissipation formula new energy automobile, includes battery box (1), install a plurality of lithium cell body (2) in battery box (1), its characterized in that, lithium cell body (2) are through the interior bottom of cushion (3) fixed connection in battery box (1), the lower extreme fixedly connected with arc heat-conducting plate (5) of lithium cell body (2), revolving groove (4) have been seted up to the interior bottom of battery box (1), revolving groove (4) internal rotation is connected with pivot (6), a plurality of sleeves (7) of lateral wall fixedly connected with of pivot (6), install drive pivot (6) pivoted drive arrangement in sleeve (7).
2. The lithium battery pack for the self-heat-dissipation new energy automobile as recited in claim 1, wherein the driving device comprises a weight block (8) slidably connected in the sleeve (7), the weight block (8) is elastically connected to the inner bottom of the sleeve (7) through a memory alloy spring (9), and a ventilation hole (71) is formed in a side wall of the sleeve (7).
3. The lithium battery pack for the self-heat-dissipation new energy automobile according to claim 2, wherein a storage tank (10) and a liquid storage tank (15) are respectively formed in two opposite side walls of the battery box (1), an elastic air bag (12) is fixedly connected to the inner top of the storage tank (10), the elastic air bag (12) is communicated with the liquid storage tank (15) through a condensation pipe (14), a liquid return pipe (13) is further communicated between the elastic air bag (12) and the liquid storage tank (15), check valves are respectively installed in the condensation pipe (14) and the liquid return pipe (13), cooling liquid is filled in the elastic air bag (12) and the liquid storage tank (15), and a pushing device for pushing the cooling liquid to flow is installed in the storage tank (10).
4. The lithium battery pack for the self-heat-dissipation new energy automobile as recited in claim 3, wherein the pushing device comprises a first permanent magnet (11) rotatably connected to the inner wall of the storage groove (10), the first permanent magnet (11) is fixedly connected with one of the rotating shafts (6), a second permanent magnet (16) is fixedly connected to the lower end of the elastic air bag (12), and the first permanent magnet (11) and the second permanent magnet (16) have different magnetic poles opposite to each other.
5. The lithium battery pack for the self-heat-dissipation new energy automobile as recited in claim 3, wherein the one-way valve in the condensation pipe (14) only allows the cooling liquid to flow from the elastic air bag (12) to the liquid storage tank (15), and the one-way valve in the liquid return pipe (13) only allows the cooling liquid to flow from the liquid storage tank (15) to the elastic air bag (12).
CN202110073312.5A 2021-01-20 2021-01-20 From heat dissipation formula lithium cell group for new energy automobile Pending CN112909372A (en)

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Application Number Priority Date Filing Date Title
CN202110073312.5A CN112909372A (en) 2021-01-20 2021-01-20 From heat dissipation formula lithium cell group for new energy automobile

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CN202110073312.5A CN112909372A (en) 2021-01-20 2021-01-20 From heat dissipation formula lithium cell group for new energy automobile

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CN112909372A true CN112909372A (en) 2021-06-04

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114356041A (en) * 2021-11-16 2022-04-15 维杰思科技(杭州)有限公司 Cloud server for automatic operation and maintenance system
CN116315375A (en) * 2023-03-27 2023-06-23 江苏天钧精密技术有限公司 New energy battery liquid cooling tray of built-in full package liquid cooling system
CN114356041B (en) * 2021-11-16 2024-04-12 维杰思科技(杭州)有限公司 Cloud server for automatic operation and maintenance system

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CN111741634A (en) * 2020-07-29 2020-10-02 余正清 Outdoor rain-proof accuse temperature formula regulator cubicle
CN111853559A (en) * 2020-08-06 2020-10-30 徐永金 5G intelligent LED lamp
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US20110200861A1 (en) * 2010-02-12 2011-08-18 Asia Vital Components Co., Ltd. Heat-dissipating modlue for automobile battery
CN106014712A (en) * 2015-03-27 2016-10-12 爱三工业株式会社 Intake air temperature control apparatus for vehicle engine
CN104847800A (en) * 2015-05-26 2015-08-19 宁波达奋精工轴承有限公司 Matching structure of bearing and bearing seat
CN104863973A (en) * 2015-05-26 2015-08-26 宁波达奋精工轴承有限公司 Matching structure of bearing and bearing pedestal
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CN111741634A (en) * 2020-07-29 2020-10-02 余正清 Outdoor rain-proof accuse temperature formula regulator cubicle
CN111853559A (en) * 2020-08-06 2020-10-30 徐永金 5G intelligent LED lamp
CN112133981A (en) * 2020-09-24 2020-12-25 许娟娣 New energy automobile lithium battery pack's heat dissipation protection auxiliary device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114356041A (en) * 2021-11-16 2022-04-15 维杰思科技(杭州)有限公司 Cloud server for automatic operation and maintenance system
CN114356041B (en) * 2021-11-16 2024-04-12 维杰思科技(杭州)有限公司 Cloud server for automatic operation and maintenance system
CN116315375A (en) * 2023-03-27 2023-06-23 江苏天钧精密技术有限公司 New energy battery liquid cooling tray of built-in full package liquid cooling system
CN116315375B (en) * 2023-03-27 2023-11-17 江苏天钧精密技术有限公司 New energy battery liquid cooling tray of built-in full package liquid cooling system

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Application publication date: 20210604