CN112382823B - Lithium battery thermal management control device - Google Patents

Lithium battery thermal management control device Download PDF

Info

Publication number
CN112382823B
CN112382823B CN202011363192.4A CN202011363192A CN112382823B CN 112382823 B CN112382823 B CN 112382823B CN 202011363192 A CN202011363192 A CN 202011363192A CN 112382823 B CN112382823 B CN 112382823B
Authority
CN
China
Prior art keywords
lithium battery
battery assembly
assembly shell
positioning
assembly
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.)
Active
Application number
CN202011363192.4A
Other languages
Chinese (zh)
Other versions
CN112382823A (en
Inventor
张贤文
缪友亮
朱健伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei University of Technology
Original Assignee
Hefei University of Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hefei University of Technology filed Critical Hefei University of Technology
Priority to CN202011363192.4A priority Critical patent/CN112382823B/en
Publication of CN112382823A publication Critical patent/CN112382823A/en
Application granted granted Critical
Publication of CN112382823B publication Critical patent/CN112382823B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/64Constructional details of batteries specially adapted for electric vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/613Cooling or keeping cold
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/62Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625Vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/655Solid structures for heat exchange or heat conduction
    • H01M10/6556Solid parts with flow channel passages or pipes for heat exchange
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567Liquids
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567Liquids
    • H01M10/6568Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00Batteries for particular applications
    • H01M2220/20Batteries in motive systems, e.g. vehicle, ship, plane
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses a lithium battery heat management control device, which comprises a first lithium battery assembly shell component and a second lithium battery assembly shell component, wherein the structure of the second lithium battery assembly shell component is consistent with that of the first lithium battery assembly shell component, a group of lithium battery heat management assembly shell structures are formed between the first lithium battery assembly shell component and the second lithium battery assembly shell component, when a plurality of groups of lithium batteries are assembled side by side, the plurality of groups of lithium battery heat management assembly shell structures are fixedly connected side by side, a shell furling and clamping structure with variable distance is formed between the first lithium battery assembly shell component and the second lithium battery assembly shell component by tightening a tension spring, the stability and the reliability when the distance between the first lithium battery assembly shell component and the second lithium battery assembly shell component is adjusted are ensured by an X-shaped guide expansion plate, when a plurality of battery monomers are integrated into a battery pack, the plurality of battery monomers are furled and clamped in the plurality of groups of lithium battery heat management assembly shell structures, thereby realizing the integration of a plurality of battery cells.

Description

Lithium battery thermal management control device
Technical Field
The invention belongs to the technical field of lithium batteries, and particularly relates to a lithium battery thermal management control device.
Background
The battery pack of the electric vehicle is formed by combining a plurality of monocells, however, the monocells have certain difference, the number of charging and discharging times is increased along with the increase of the service time, and the difference between the monocells is larger and larger.
The prior art has the following problems: according to the power demand of vehicle, need be integrated into the group battery with a plurality of battery monomers, the battery that performance lagged behind can show more and more the protrusion in the monocell, thereby influence the performance of whole group battery, the monocell that performance in the group battery seriously lagged behind needs in time to change, thereby guarantee that whole group battery can normal use, can lead to whole group battery temperature to all rise after single lithium cell generates heat simultaneously, thereby influence the performance of other lithium cells, lack a convenient mounting structure who is integrated into the group battery with a plurality of battery monomers, and be convenient for the independent heat radiation structure of a plurality of battery monomer thermal management, be unfavorable for the free integration of a plurality of batteries.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a lithium battery thermal management control device which has the characteristics of conveniently integrating a plurality of battery monomers into a battery pack and conveniently independently dissipating heat of the battery monomers.
In order to achieve the purpose, the invention provides the following technical scheme: a lithium battery thermal management control device comprises a first lithium battery assembly shell component and a second lithium battery assembly shell component, wherein thermal management heat dissipation components are elastically and tightly jacked on inner side surface shells of the first lithium battery assembly shell component and the second lithium battery assembly shell component through jacking buffer springs, a plurality of X-shaped guide expansion plates are rotatably arranged between bottom end surface shells of the first lithium battery assembly shell component and the second lithium battery assembly shell component, a plurality of tightening tension springs are hung between the bottom end surface shells of the first lithium battery assembly shell component and the second lithium battery assembly shell component, and an assembly interval positioning component is fixedly arranged at one end of the bottom end surface shells of the first lithium battery assembly shell component and the second lithium battery assembly shell component;
the first lithium battery assembly shell assembly comprises a lithium battery assembly shell, two guide sliding grooves are formed in the bottom of the lithium battery assembly shell, a supporting bottom plate is fixedly arranged on a shell on the bottom end face of the lithium battery assembly shell, and a plurality of ear loops are fixedly arranged on the inner side face of the supporting bottom plate;
the heat management radiating assembly comprises a heat management radiating plate, wherein a snake-shaped water-cooling radiating pipe is fixedly paved on the inner side surface of the heat management radiating plate, one end of the snake-shaped water-cooling radiating pipe is provided with a water-cooling pipe water inlet, and the other end of the snake-shaped water-cooling radiating pipe is provided with a water-cooling pipe water outlet;
the assembly interval positioning assembly comprises an assembly interval positioning inner rod, the assembly interval positioning inner rod is slidably mounted in an assembly interval positioning outer tube, end face positioning teeth are fixedly arranged on the front end face of the assembly interval positioning inner rod, two supporting lug plates and a positioning outer tube lug plate are symmetrically and fixedly arranged on a tube body of the front end face of the assembly interval positioning outer tube, a supporting slide rod is fixedly arranged between the two supporting lug plates, a supporting sleeve is sleeved on the supporting slide rod, a sleeve positioning tooth is fixedly arranged at one end of the supporting sleeve, a sleeve pressing plate is fixedly arranged at the other end of the supporting sleeve, the sleeve pressing plate is positioned right above the two positioning outer tube lug plates, and a positioning jacking spring is fixedly arranged between the positioning outer tube lug plates and the sleeve pressing plate;
when the heat management radiating assembly is assembled and used with the first lithium battery assembly shell assembly, a plate body of a heat management radiating plate on the heat management radiating assembly is fixedly connected with a shell body of the lithium battery assembly shell through a jacking buffer spring, the plate body of the heat management radiating plate elastically jacks and moves in the shell body of the lithium battery assembly shell through the jacking buffer spring, and tube bodies of a water inlet of a water-cooled tube and a water outlet of the water-cooled tube both slide on the bottom shell body of the lithium battery assembly shell in a guiding manner through a guiding sliding groove;
the second lithium battery assembly shell component has the same structure as the first lithium battery assembly shell component;
the tightening tension springs are hung between the bottom shells of the first lithium battery assembly shell component and the second lithium battery assembly shell component through the hanging ring, and in a natural state, a furling clamping structure is formed between the shells of the first lithium battery assembly shell component and the second lithium battery assembly shell component;
the rod body of the inner rod for assembling the interval positioning slides in the tube body of the outer tube for assembling the interval positioning, and the sleeve pressing plate is tightly pressed by the positioning and pressing spring, so that the plate body of the sleeve positioning teeth at one end of the supporting sleeve is positioned and meshed with the end face positioning teeth on the end face of the inner rod for assembling the interval positioning.
Preferably, the rod body of pole one end and the one end casing fixed connection of first lithium cell equipment shell subassembly bottom in the equipment interval location, the body of equipment interval location outer tube one end and the one end casing fixed connection of second lithium cell equipment shell subassembly bottom.
Preferably, a group of lithium battery heat management assembly shell structures are formed between the first lithium battery assembly shell component and the second lithium battery assembly shell component, and when the multiple groups of lithium batteries are assembled side by side, the multiple groups of lithium battery heat management assembly shell structures are fixedly connected side by side.
Preferably, the pipe orifices of the water inlet and the water outlet of the water-cooling pipe on the heat management radiating assembly are communicated with an external cooling water circulation system through a water delivery hose.
Preferably, through tighten up the extension spring, make it draws in clamping structure in to be the casing that the interval is changeable between first lithium battery equipment shell subassembly and the second lithium battery equipment shell subassembly, through X type direction expansion plate ensures steadiness and reliability when interval is adjusted between first lithium battery equipment shell subassembly and the second lithium battery equipment shell subassembly.
Compared with the prior art, the invention has the beneficial effects that: the structure of a second lithium battery assembly shell assembly is consistent with that of a first lithium battery assembly shell assembly, a group of lithium battery thermal management assembly shell structures are formed between the first lithium battery assembly shell assembly and the second lithium battery assembly shell assembly, when a plurality of groups of lithium batteries are assembled side by side, the plurality of groups of lithium battery thermal management assembly shell structures are fixedly connected side by side, a shell folding and clamping structure with variable space is formed between the first lithium battery assembly shell assembly and the second lithium battery assembly shell assembly through tightening a tension spring, and the stability and the reliability of the space adjustment between the first lithium battery assembly shell assembly and the second lithium battery assembly shell assembly are ensured through an X-shaped guide expansion plate The positioning assembly ensures the non-adjustability after the distance between the first lithium battery assembly shell assembly and the second lithium battery assembly shell assembly is fixed through the assembly distance positioning assembly, ensures the stability when the first lithium battery assembly shell assembly and the second lithium battery assembly shell assembly are used as a group of lithium battery thermal management assembly shell structures, simultaneously meets the integrated use of battery monomers with different sizes through the adjustability of the distance, the rod body of the assembly distance positioning inner rod slides in the tube body of the assembly distance positioning outer tube, and the plate body of the sleeve positioning tooth at one end of the supporting sleeve is tightly pressed by the positioning pressing spring to the sleeve positioning plate so as to be matched with the end surface positioning teeth on the end surface of the assembly distance positioning inner rod in a positioning and meshing manner, thereby facilitating the positioning operation and use of the assembly distance positioning assembly, and the thermal management heat dissipation assemblies are elastically and tightly pressed by the pressing buffer springs on the inner side surface shells of the first lithium battery assembly shell assembly and the second lithium battery assembly shell assembly, through the snake-shaped water-cooling radiating pipe on the inner side surface of the heat management radiating assembly, the radiating of each battery monomer is ensured, the performance and the service life of each battery monomer during use are ensured, meanwhile, the heat management radiating assembly is ensured to be tightly abutted to the contact of the battery monomers through the tightly-pushing buffer spring, the follow-up radiating is ensured, and meanwhile, when the battery monomer meets the impact, the battery monomer has certain buffering performance, and the damage caused by the impact is reduced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view from another perspective of the present invention;
FIG. 3 is an exploded view of the present invention;
fig. 4 is a perspective view of a first lithium battery pack case assembly according to the present invention;
FIG. 5 is a perspective view of a thermal management heat sink assembly of the present invention;
FIG. 6 is an exploded view of the assembled pitch positioning assembly of the present invention;
FIG. 7 is a perspective view of the assembled pitch positioning assembly of the present invention;
FIG. 8 is a perspective view of the thermal management assembly housing structures of multiple groups of lithium batteries fixedly connected side by side according to the present invention;
in the figure: 1. a first lithium battery pack case assembly; 101. a lithium battery assembling shell; 102. a guide chute; 103. a support base plate; 104. hanging an earring; 2. a second lithium battery pack case assembly; 3. the buffer spring is tightly propped; 4. a thermal management heat dissipation assembly; 401. a thermal management heat sink; 402. a snake-shaped water-cooling radiating pipe; 403. a water inlet of the water cooling pipe; 404. a water outlet of the water cooling pipe; 5. an X-shaped guide expansion plate; 6. the tension spring is tightened; 7. assembling the spacing positioning assembly; 701. assembling spacing positioning inner rods; 702. assembling the spacing positioning outer pipe; 703. end face positioning teeth; 704. a support ear plate; 705. supporting the sliding rod; 706. a support sleeve; 707. a sleeve positioning tooth; 708. a cannula pressing plate; 709. positioning the outer tube ear plate; 710. the spring is positioned and pressed tightly.
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. 1-8, the present invention provides the following technical solutions: a lithium battery thermal management control device comprises a first lithium battery assembly shell component 1 and a second lithium battery assembly shell component 2, wherein thermal management heat dissipation components 4 are elastically and tightly propped against the inner side surface shells of the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2 through propping buffer springs 3, a plurality of X-shaped guide expansion plates 5 are rotatably arranged between the bottom end surface shells of the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2, a plurality of tightening tension springs 6 are hung between the bottom end surface shells of the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2, and an assembly interval positioning component 7 is fixedly arranged at one end of the bottom end surface shells of the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2;
the first lithium battery assembly shell assembly 1 comprises a lithium battery assembly shell 101, two guide sliding grooves 102 are formed in the bottom of the lithium battery assembly shell 101, a supporting bottom plate 103 is fixedly arranged on a shell body on the bottom end face of the lithium battery assembly shell 101, and a plurality of ear loops 104 are fixedly arranged on the inner side face of the supporting bottom plate 103;
the heat management radiating assembly 4 comprises a heat management radiating plate 401, a snake-shaped water-cooling radiating pipe 402 is fixedly paved on the inner side surface of the heat management radiating plate 401, one end of the snake-shaped water-cooling radiating pipe 402 is provided with a water-cooling pipe water inlet 403, and the other end of the snake-shaped water-cooling radiating pipe 402 is provided with a water-cooling pipe water outlet 404;
the assembly spacing positioning assembly 7 comprises an assembly spacing positioning inner rod 701, the assembly spacing positioning inner rod 701 is slidably mounted in an assembly spacing positioning outer tube 702, an end face positioning tooth 703 is fixedly arranged on the front end face of the assembly spacing positioning inner rod 701, two supporting lug plates 704 and a positioning outer tube lug plate 709 are symmetrically and fixedly arranged on a tube body of the front end face of the assembly spacing positioning outer tube 702, a supporting slide rod 705 is fixedly arranged between the two supporting lug plates 704, a supporting sleeve 706 is sleeved on the supporting slide rod 705, a sleeve positioning tooth 707 is fixedly arranged at one end of the supporting sleeve 706, a sleeve pressing plate 708 is fixedly arranged at the other end of the supporting sleeve 706, the sleeve pressing plate 708 is positioned right above the two positioning outer tube lug plates 709, and a positioning jacking spring 710 is fixedly arranged between the positioning outer tube lug plates 709 and the sleeve pressing plate 708;
when the heat management radiating assembly 4 is assembled and used with the first lithium battery assembly shell assembly 1, a plate body of a heat management radiating plate 401 on the heat management radiating assembly 4 is fixedly connected with a shell of the lithium battery assembly shell 101 through a jacking buffer spring 3, the plate body of the heat management radiating plate 401 elastically jacks and moves in the shell of the lithium battery assembly shell 101 through the jacking buffer spring 3, and tube bodies of a water inlet 403 and a water outlet 404 of a water cooling tube both slide on the bottom shell of the lithium battery assembly shell 101 in a guiding mode through a guiding sliding groove 102;
the second lithium battery assembled shell component 2 and the first lithium battery assembled shell component 1 have the same structure;
the tension spring 6 is hung between the bottom shells of the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2 through the ear hanging ring 104, and in a natural state, a furled clamping structure is formed between the shells of the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2;
the rod body of the inner assembling interval positioning rod 701 slides in the pipe body of the outer assembling interval positioning pipe 702, and the sleeve pressing plate 708 is pressed tightly through the positioning pressing spring 710, so that the plate body of the sleeve positioning teeth 707 at one end of the support sleeve 706 is positioned and meshed with the end face positioning teeth 703 on the end face of the inner assembling interval positioning rod 701.
In this embodiment, preferably, the rod body at one end of the inner assembling interval positioning rod 701 is fixedly connected to the shell at one end of the bottom of the first lithium battery assembling casing component 1, and the pipe body at one end of the outer assembling interval positioning pipe 702 is fixedly connected to the shell at one end of the bottom of the second lithium battery assembling casing component 2.
In this embodiment, preferably, a group of lithium battery thermal management assembly shell structures is formed between the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2, and when multiple groups of lithium batteries are assembled side by side, the multiple groups of lithium battery thermal management assembly shell structures are fixedly connected side by side.
In this embodiment, preferably, the pipe orifices of the water inlet 403 and the water outlet 404 of the water cooling pipe on the thermal management heat dissipation assembly 4 are communicated with an external cooling water circulation system through a water delivery hose.
In this embodiment, preferably, the tension spring 6 is tightened, so that the first lithium battery assembly housing component 1 and the second lithium battery assembly housing component 2 are in a housing furling clamping structure with a variable distance therebetween, and the X-shaped guide expansion plate 5 ensures stability and reliability when the distance between the first lithium battery assembly housing component 1 and the second lithium battery assembly housing component 2 is adjusted.
The working principle and the using process of the invention are as follows: the structure of the second lithium battery assembly shell component 2 is consistent with that of the first lithium battery assembly shell component 1, a group of lithium battery heat management assembly shell structures are formed between the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2, when a plurality of groups of lithium batteries are assembled side by side, the plurality of groups of lithium battery heat management assembly shell structures are fixedly connected side by side, a shell furling and clamping structure with variable space is formed between the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2 by tightening a tension spring 6, the stability and the reliability when the space between the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2 is adjusted are ensured by an X-shaped guide expansion plate 5, when a plurality of battery monomers are integrated into a battery pack, the plurality of battery monomers are furled and clamped in the plurality of groups of lithium battery heat management assembly shell structures, so that the integration of the plurality of battery monomers is realized, an assembly distance positioning component 7 is fixedly arranged at one end of the shell body at the bottom end face of the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2, the assembly distance positioning component 7 ensures the non-adjustability of the fixed distance between the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2, ensures the stability of the first lithium battery assembly shell component 1 and the second lithium battery assembly shell component 2 when being used as a group of lithium battery thermal management assembly shell structure, simultaneously meets the integrated use of battery monomers with different sizes and specifications through the adjustment of the distance, a rod body of an assembly distance positioning inner rod 701 slides in a pipe body of an assembly distance positioning outer pipe 702, and a positioning jacking spring 710 is used for jacking a sleeve pressing plate 708, so that a plate body of a sleeve positioning tooth 707 at one end of a support sleeve 706 is positioned and meshed with an end face positioning tooth 703 on the end face of the assembly distance positioning inner rod 701, through this kind of mode, the location operation of convenient equipment interval locating component 7 is used, all tightly be provided with thermal management radiating component 4 through the tight buffer spring 3 elasticity top on the medial surface casing of first lithium battery equipment shell subassembly 1 and second lithium battery equipment shell subassembly 2, snake type water-cooling pipe 402 on through thermal management radiating component 4 medial surface, ensure the free heat dissipation of every battery, performance and life-span when guaranteeing every battery monomer to use, simultaneously through the tight buffer spring 3 in top, ensure thermal management radiating component 4 and the free contact of supporting of battery, guarantee follow-up heat dissipation, when meetting the striking simultaneously, make battery monomer possess certain shock-absorbing capacity, reduce the damage that the striking brought.
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 (4)

1. The utility model provides a lithium cell thermal management controlling means, includes first lithium cell equipment shell subassembly (1) and second lithium cell equipment shell subassembly (2), its characterized in that: the inner side shells of the first lithium battery assembly shell component (1) and the second lithium battery assembly shell component (2) are elastically propped up by a propping buffer spring (3) to be provided with a heat management heat dissipation component (4), a plurality of X-shaped guide expansion plates (5) are rotatably arranged between the bottom end surface shells of the first lithium battery assembly shell component (1) and the second lithium battery assembly shell component (2), a plurality of tightening tension springs (6) are hung between the bottom end surface shells of the first lithium battery assembly shell component (1) and the second lithium battery assembly shell component (2), and an assembly space positioning component (7) is fixedly arranged at one end of the bottom end surface shells of the first lithium battery assembly shell component (1) and the second lithium battery assembly shell component (2);
the first lithium battery assembly shell assembly (1) comprises a lithium battery assembly shell (101), two guide sliding grooves (102) are formed in the bottom of the lithium battery assembly shell (101), a supporting bottom plate (103) is fixedly arranged on a shell body on the bottom end face of the lithium battery assembly shell (101), and a plurality of ear loops (104) are fixedly arranged on the inner side face of the supporting bottom plate (103);
the heat management radiating assembly (4) comprises a heat management radiating plate (401), a snake-shaped water-cooling radiating pipe (402) is fixedly paved on the inner side surface of the heat management radiating plate (401), a water-cooling pipe water inlet (403) is formed in one end of the snake-shaped water-cooling radiating pipe (402), and a water-cooling pipe water outlet (404) is formed in the other end of the snake-shaped water-cooling radiating pipe (402);
the assembly distance positioning assembly (7) comprises an assembly distance positioning inner rod (701), the assembly distance positioning inner rod (701) is slidably mounted in an assembly distance positioning outer tube (702), an end face positioning tooth (703) is fixedly arranged on the front end face of the assembly distance positioning inner rod (701), two supporting lug plates (704) and a positioning outer tube lug plate (709) are symmetrically and fixedly arranged on a tube body of the front end face of the assembly distance positioning outer tube (702), a supporting slide rod (705) is fixedly arranged between the two supporting lug plates (704), a supporting sleeve (706) is sleeved on the supporting slide rod (705), one end of the supporting sleeve (706) is fixedly provided with a sleeve positioning tooth (707), the other end of the supporting sleeve (706) is fixedly provided with a sleeve pressing plate (708), and the sleeve pressing plate (708) is positioned right above the two positioning outer tube lug plates (709), a positioning and jacking spring (710) is fixedly arranged between the positioning outer tube ear plate (709) and the sleeve pressing plate (708);
when the heat management radiating assembly (4) is assembled and used with the first lithium battery assembly shell assembly (1), a plate body of a heat management radiating plate (401) on the heat management radiating assembly (4) is fixedly connected with a shell of the lithium battery assembly shell (101) through a jacking buffer spring (3), the plate body of the heat management radiating plate (401) elastically jacks and moves in the shell of the lithium battery assembly shell (101) through the jacking buffer spring (3), and pipe bodies of a water inlet (403) and a water outlet (404) of a water-cooling pipe both slide on the bottom shell of the lithium battery assembly shell (101) in a guiding mode through a guiding sliding groove (102);
the second lithium battery assembly shell component (2) and the first lithium battery assembly shell component (1) have the same structure;
the tightening tension springs (6) are hung between the bottom shells of the first lithium battery assembly shell component (1) and the second lithium battery assembly shell component (2) through the ear loops (104), and in a natural state, the shells of the first lithium battery assembly shell component (1) and the second lithium battery assembly shell component (2) are in a furled clamping structure;
the rod body of the inner assembling interval positioning rod (701) slides in the pipe body of the outer assembling interval positioning pipe (702), and the sleeve pressing plate (708) is pressed tightly through the positioning pressing spring (710), so that the plate body of the sleeve positioning teeth (707) at one end of the support sleeve (706) is positioned and meshed with the end face positioning teeth (703) on the end face of the inner assembling interval positioning rod (701).
2. The lithium battery thermal management control device of claim 1, characterized in that: the pole body of pole (701) one end and the one end casing fixed connection of first lithium cell equipment shell subassembly (1) bottom in the equipment interval location, the body of equipment interval location outer tube (702) one end and the one end casing fixed connection of second lithium cell equipment shell subassembly (2) bottom.
3. The lithium battery thermal management control device of claim 1, characterized in that: a set of lithium battery heat management assembly shell structure is formed between the first lithium battery assembly shell component (1) and the second lithium battery assembly shell component (2), and when the multiple groups of lithium batteries are assembled side by side, the multiple groups of lithium battery heat management assembly shell structures are fixedly connected side by side.
4. The lithium battery thermal management control device of claim 1, characterized in that: the pipe orifices of the water inlet (403) and the water outlet (404) of the water-cooling pipe on the heat management radiating assembly (4) are communicated with an external cooling water circulation system through a water delivery hose.
CN202011363192.4A 2020-11-27 2020-11-27 Lithium battery thermal management control device Active CN112382823B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011363192.4A CN112382823B (en) 2020-11-27 2020-11-27 Lithium battery thermal management control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011363192.4A CN112382823B (en) 2020-11-27 2020-11-27 Lithium battery thermal management control device

Publications (2)

Publication Number Publication Date
CN112382823A CN112382823A (en) 2021-02-19
CN112382823B true CN112382823B (en) 2022-06-21

Family

ID=74588796

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011363192.4A Active CN112382823B (en) 2020-11-27 2020-11-27 Lithium battery thermal management control device

Country Status (1)

Country Link
CN (1) CN112382823B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113675527B (en) * 2021-10-22 2022-02-15 潍柴新能源科技有限公司 Explosion-proof protection architecture of lithium cell
EP4187679A1 (en) * 2021-11-30 2023-05-31 Volocopter GmbH Adjustable structure and station for battery charging and cooling
US20230216131A1 (en) * 2022-01-05 2023-07-06 Solaredge Technologies Ltd. Battery Pack with Dynamic Cell Spacing
DE102022208233A1 (en) 2022-08-08 2024-02-08 Volkswagen Aktiengesellschaft Cell assembly for a battery system
CN117458071B (en) * 2023-11-07 2024-04-30 湖南沃尔顿新能源科技有限公司 High-density lithium ion battery structure convenient to detach

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010067515A (en) * 2008-09-11 2010-03-25 Sanyo Electric Co Ltd Battery pack
CN104518185A (en) * 2013-09-12 2015-04-15 通用汽车环球科技运作有限责任公司 Frame for battery module with heat exchanger insertion features
CN107240660A (en) * 2017-07-20 2017-10-10 合肥国轩高科动力能源有限公司 A kind of lithium battery module pressing device
CN109065778A (en) * 2018-07-20 2018-12-21 南京骁科信息科技有限公司 New energy car battery protective device
CN110311071A (en) * 2019-06-25 2019-10-08 陈明会 A kind of novel lithium battery installation case apparatus that can monitor cooling automatically
CN210516777U (en) * 2019-09-18 2020-05-12 昆山吉哲安模具科技有限公司 Anti-falling lithium battery pack shell
CN111987390A (en) * 2020-09-27 2020-11-24 陈玲玲 Energy-saving environment-friendly multifunctional power storage device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207559016U (en) * 2017-12-21 2018-06-29 安徽千航新能源科技有限公司 Lithium battery and lithium battery pack with self-protection function

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010067515A (en) * 2008-09-11 2010-03-25 Sanyo Electric Co Ltd Battery pack
CN104518185A (en) * 2013-09-12 2015-04-15 通用汽车环球科技运作有限责任公司 Frame for battery module with heat exchanger insertion features
CN107240660A (en) * 2017-07-20 2017-10-10 合肥国轩高科动力能源有限公司 A kind of lithium battery module pressing device
CN109065778A (en) * 2018-07-20 2018-12-21 南京骁科信息科技有限公司 New energy car battery protective device
CN110311071A (en) * 2019-06-25 2019-10-08 陈明会 A kind of novel lithium battery installation case apparatus that can monitor cooling automatically
CN210516777U (en) * 2019-09-18 2020-05-12 昆山吉哲安模具科技有限公司 Anti-falling lithium battery pack shell
CN111987390A (en) * 2020-09-27 2020-11-24 陈玲玲 Energy-saving environment-friendly multifunctional power storage device

Also Published As

Publication number Publication date
CN112382823A (en) 2021-02-19

Similar Documents

Publication Publication Date Title
CN112382823B (en) Lithium battery thermal management control device
CN107275716B (en) Air-cooled battery pack with high heat dissipation efficiency
CN109742282B (en) Micro-channel heat exchanger for cooling new energy battery
CN213522843U (en) Lithium battery protection plate with shock-absorbing function
CN211062829U (en) Heat radiation structure of lithium battery
CN111162350A (en) Battery box with PTC heating plate and heat pipe integrated structure
CN109786884B (en) Quick-charging lithium battery pack and heat management and cooling device thereof
CN209232843U (en) A kind of high-power battery group that radiating efficiency is high
CN219779006U (en) New energy battery package CTP liquid cooling system
CN219716995U (en) Balanced steady-flow high-heat-dissipation lithium battery pack
CN215378531U (en) Charging circuit board of zero voltage lithium cell group
CN218677384U (en) Small-size lithium cell is protective structure for group
CN112054266A (en) Threaded fastening heat management system for cylindrical battery
CN212625954U (en) Electrode connecting plate structure for battery pack
CN214411369U (en) Device of liquid cooling type square lithium battery pack
CN219513202U (en) Battery module
CN219499004U (en) Mobile power supply charging device
CN216850129U (en) Soft package battery pack
CN116799415B (en) Battery pack and electric equipment
CN218241993U (en) Combined structure of lithium battery pack
CN217426876U (en) Heat exchange piece and battery package
CN215377513U (en) Square power battery pack with heat dissipation and preheating structure
CN212033066U (en) Heat radiation structure of new forms of energy group battery
CN210778850U (en) High-safety lithium ion battery cell
CN112201805B (en) Frame type low-temperature fuel cell device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant