CN116435665A - Liquid thermal management system of new energy battery pack - Google Patents
Liquid thermal management system of new energy battery pack Download PDFInfo
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- CN116435665A CN116435665A CN202310706846.6A CN202310706846A CN116435665A CN 116435665 A CN116435665 A CN 116435665A CN 202310706846 A CN202310706846 A CN 202310706846A CN 116435665 A CN116435665 A CN 116435665A
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- 239000007788 liquid Substances 0.000 title claims abstract description 61
- 238000004804 winding Methods 0.000 claims abstract description 28
- 230000017525 heat dissipation Effects 0.000 claims abstract description 20
- 210000001503 joint Anatomy 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 239000011148 porous material Substances 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 abstract description 14
- 238000004891 communication Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007726 management method Methods 0.000 description 28
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 9
- 238000010030 laminating Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000007306 turnover Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
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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
- H01M10/65—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
- H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
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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
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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
- H01M10/615—Heating or keeping warm
-
- 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
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/647—Prismatic or flat cells, e.g. pouch cells
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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
- H01M10/65—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
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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
- H01M10/65—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
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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a liquid thermal management system of a new energy battery pack, which relates to the technical field of new energy battery packs and comprises an outer box, wherein an underframe is fixedly connected to the inner wall of the bottom of the outer box, plug holes are formed in the top of the underframe at equal intervals, battery plates are plugged in the inner parts of the plug holes, a first heat transfer component is arranged on the outer sides of a plurality of battery plates, the first heat transfer component comprises two flat winding pipes, the two flat winding pipes are sleeved on the outer sides of the battery plates, and communication holes are formed in the tops of the two flat winding pipes. The liquid thermal management system of the new energy battery pack disclosed by the invention has the advantages that when the heat dissipation and the heating of the battery plates are carried out, the flat winding pipes are wound on the outer sides of the battery plates, so that large-area contact is realized, the heat is quickly transmitted or absorbed through the liquid on the inner sides of the flat winding pipes, and the effect of quickly dissipating the heat or heating the battery plates is realized.
Description
Technical Field
The invention relates to the technical field of new energy battery packs, in particular to a liquid state thermal management system of a new energy battery pack.
Background
The New Energy (NE) is also called unconventional energy, and refers to various energy forms except traditional energy, namely energy which is just developed and utilized or is actively researched and is to be popularized, such as solar energy, geothermal energy, wind energy, ocean energy, biomass energy, nuclear fusion energy and the like; the battery packs are connected in series and in parallel, the voltage of each battery is required to be the same, the output voltage is equal to the voltage of one battery, and the parallel battery packs can provide stronger current.
In the use process of the liquid thermal management system of the existing new energy battery pack, a pipeline filled with circulating liquid is paved above the battery pack to be in contact with each battery pack, the contact area of the existing pipeline and the battery pack is only a local position above the battery pack, and therefore when the liquid thermal management system dissipates heat or heats the battery pack, the time required for the process is long due to the fact that the contact area is too small, and the use value of the liquid thermal management system is reduced.
Disclosure of Invention
The invention discloses a liquid thermal management system of a new energy battery pack, which aims to solve the technical problem that in the use process of the existing liquid thermal management system of the new energy battery pack, a pipeline filled with circulating liquid is paved above the battery pack to be contacted with each battery pack, the contact area of the existing pipeline and the battery pack is only a local position above the battery pack, and the problem that the time required in the process is longer because the contact area is too small when the liquid thermal management system dissipates heat or heats the battery pack is solved.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a liquid thermal management system of new forms of energy group battery, includes the outer box, the bottom inner wall fixedly connected with chassis of outer box, and the top equidistance of chassis leaves there is the spliced eye, and the inside of every spliced eye all is pegged graft there is the panel, and the outside of a plurality of panels is equipped with same heat transfer module, heat transfer module includes two flat winding pipes, and two flat winding pipes all cup joint in the outside of each panel, two the communication hole has all been opened at the top of flat winding pipe, and the inside fixedly connected with one and the same communicating pipe of two communication holes, one side fixedly connected with mount pad of outer box, and the top fixedly connected with heat transfer module of mount pad is close to one side fixedly connected with pump frame of heat transfer module, the top fixedly connected with circulating pump of pump frame, two link respectively fixedly connected with circulating pipe one and two of circulating pump, the other end of one is connected with the output of heat transfer module, and the other end of circulating pipe is pegged graft in the inside of one of them flat winding pipe.
Through being provided with heat transfer unit, when carrying out panel heat dissipation and heating, the outside in each panel of flat winding pipe wiring realizes the large tracts of land contact to quick liquid through flat winding pipe inboard is transmitted or is absorbed the heat, realizes the quick heat dissipation or the intensification of panel, improves the use value of this liquid thermal management system.
In a preferred embodiment, the first heat transfer assembly is replaced with a second heat transfer assembly comprising a top heat transfer tube, the top heat transfer tube being placed on top of each panel.
In a preferred scheme, the positive and negative rotation motor I of one side equidistance fixedly connected with that the top heat transfer pipe is close to the below, and positive and negative rotation motor I's output shaft passes through shaft coupling fixedly connected with pivot, the inner wall equidistance fixedly connected with contact frame of top heat transfer pipe, contact frame and the laminating of the inner wall of top heat transfer pipe, the other end of pivot is connected in one side inner wall of contact frame through the bearing, the outside fixedly connected with of pivot promotes the rotating piece, promote the inboard contact laminating of rotating piece and top heat transfer pipe, the laminating hole is opened at contact frame's top, and the contact frame is kept away from the bottom of laminating hole and is opened there is the engaging groove, promote rotating piece and engaging groove looks adaptation, the inboard fixedly connected with drainage arc board that the top heat transfer pipe is located laminating hole top.
In a preferred scheme, the top heat transfer pipe is located the outside equidistance fixedly connected with hoist and mount heat transfer post of face below between two rows of battery boards, and hoist and mount heat transfer post's both sides equal distance fixedly connected with deformation heat transfer pole, hoist and mount heat transfer post are located the outside between every adjacent two rows of deformation heat transfer pole and all fixedly connected with motor board, and hoist and mount heat transfer post and each deformation heat transfer pole here are high-performance heat conduction material, can realize the transfer of heat fast.
In a preferred scheme, one side fixedly connected with positive and negative rotation motor two of motor board, and positive and negative rotation motor two's output shaft passes through shaft coupling fixedly connected with drive shaft, the other end fixedly connected with of drive shaft rotates the combination frame, the both sides of rotating the combination frame all have the abduction board through hinged joint, the outside fixedly connected with installation piece that rotates the combination frame and is close to the abduction board, hinged joint has pneumatic cylinder one in the outside of installation piece, pneumatic cylinder one's output passes through hinged joint in the outside of corresponding abduction board, the outside fixedly connected with that the rotation combination frame was kept away from to the abduction board promotes the cylinder and is located between two rows of deformation heat transfer bars in hoist and mount heat transfer post one side.
Through being provided with No. two heat transfer components, when carrying out the heat dissipation or the heating operation of panel, with the top contact of each panel in the top heat transfer pipe, realize heating or the heat dissipation in the top within range, when carrying out the circulation of liquid, the circulating pump is in efficient operating condition, then start positive and negative rotation motor one, positive and negative rotation motor one is close to the liquid of below with the top heat transfer pipe and rotates to the top fast, and then shutoff to the space below, the reduction in space, accelerate the flow process of liquid, thereby reduce the required time of liquid when carrying out the heat transfer with heat transfer components, improve the efficiency of panel heat dissipation or heating, simultaneously, no. two heat transfer components working process, positive and negative rotation motor two starts, positive and negative rotation motor two drive rotation combination frame carries out positive and reverse, thereby drive the cylinder and extrude the deformation heat transfer pole, the pneumatic cylinder drives the expansion of outer board slowly, make the deformation heat transfer pole progressively laminate in the outside of each panel, realize large-area contact heat transfer, thereby further improve heat transfer efficiency.
In a preferred scheme, the inner walls of two sides of each plug hole are provided with mounting grooves, and each mounting groove is provided with a limiting component which comprises a clamping plate.
In a preferred scheme, the clamping plate is towards adjacent mounting groove one side equidistance fixedly connected with extrusion spring bar and spacing telescopic link, and the equal fixedly connected with in the inner wall of mounting groove of the other end of extrusion spring bar and spacing telescopic link, the top fixedly connected with water conservancy diversion arc board of clamping plate, the top equidistance fixedly connected with contact round bar of water conservancy diversion arc board, the in-process of contact round bar here is in the contact with the panel, reduces the friction damage to the panel, simultaneously, the existence of water conservancy diversion arc board gradually leads into the panel between two clamping plates.
In a preferred scheme, the grip block is close to two axle pieces of one side fixedly connected with of diversion arc board, and two opposite sides of axle pieces are connected with same turnover rod through the bearing, the outside equidistance fixedly connected with laminating friction lever of turnover rod, laminating friction lever is located between every adjacent two contact round bars, the one end fixedly connected with of turnover rod changes the handle, the grip block is close to the outside fixedly connected with supporting shoe of rotating the plate, the top fixedly connected with of supporting shoe is turned on, open the outside of changeing the handle has the perforation, the inside grafting of perforation has the butt joint pole, the outside of butt joint pole is equipped with friction tooth, butt joint pole and butt joint section of thick bamboo looks adaptation.
Through being provided with spacing subassembly, when carrying out the laying of panel, place it between two grip blocks on same spliced eye, the in-process that the panel was pushed down, each extrusion spring pole is compressed by, then the panel slowly between the grip blocks of impressing, in this group battery working process, weaken its vibrations range through extrusion spring pole, ensure the fastness of its installation, after the panel was blocked in the spliced eye completely, the manual work rotated the turnover rod for each laminating friction lever contacts with the outside of panel, further improves the stability of centre gripping.
In a preferred scheme, be equipped with the radiator unit on the outer container, and the radiator unit includes cavity shutoff cover, the bottom fixedly connected with loop frame of cavity shutoff cover, and loop frame fixedly connected with is in the outside of outer container, and the top equidistance of loop frame leaves there is the ventilation hole.
In a preferred scheme, the inside department of cavity shutoff top facing towards the outer box is opened there is the air vent, and the top fixedly connected with cavity blast plate of heat transfer module, and the outside that cavity blast plate kept away from the cavity shutoff cover is opened there is the blast hole, the top fixedly connected with aspiration pump of cavity blast plate, the air-extracting end fixedly connected with breathing pipe of aspiration pump, the other end grafting of breathing pipe is in the inside of cavity shutoff cover, the gas transmission end of aspiration pump passes through the inside of pipe connection in cavity blast plate.
Through being provided with the radiator unit, when carrying out group battery heat dissipation operation, start the aspiration pump, the aspiration pump is derived the inside hot gas of outer box through each air vent, and the hot gas of derivation is discharged through the blast hole on the hollow air blast board to blow heat exchange unit exhaust hot gas, accelerate it and keep away from the group battery, avoid it to get into the outer box inside through the air vent.
Therefore, the liquid thermal management system of the new energy battery pack has the technical effects that when the battery plates are used for radiating and heating, the flat winding pipes are wound on the outer sides of the battery plates, so that large-area contact is realized, heat is quickly transmitted or absorbed through liquid on the inner sides of the flat winding pipes, and the rapid radiating or heating of the battery plates is realized.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a liquid thermal management system of a new energy battery set according to the present invention.
Fig. 2 is a schematic diagram of a first heat transfer component of a liquid thermal management system for a new energy battery set according to the present invention.
Fig. 3 is a schematic diagram of a second heat transfer component of the liquid thermal management system of the new energy battery set according to the present invention.
Fig. 4 is a schematic diagram of a top heat transfer tube of a liquid thermal management system for a new energy battery set according to the present invention.
Fig. 5 is a cross-sectional view of a top heat transfer tube of a liquid thermal management system for a new energy battery according to the present invention.
Fig. 6 is a schematic diagram of a combined structure of a deformation heat transfer rod and a hoisting heat transfer column of a liquid thermal management system of a new energy battery pack.
Fig. 7 is a schematic diagram of a combined structure of a pushing cylinder and a driving motor of a liquid thermal management system of a new energy battery pack according to the present invention.
Fig. 8 is a schematic diagram of a combination structure of a chassis and a limiting component of a liquid thermal management system of a new energy battery set according to the present invention.
Fig. 9 is a schematic diagram of a limit component of a liquid thermal management system of a new energy battery set according to the present invention.
Fig. 10 is a schematic diagram of a heat dissipating component of a liquid thermal management system of a new energy battery set according to the present invention.
In the figure: 1. an outer case; 2. a circulating pipe I; 3. a heat exchange assembly; 4. a circulation pump; 5. a circulation pipe II; 6. a mounting base; 7. a heat dissipation assembly; 701. a hollow plugging cover; 702. an air extracting pump; 703. an air vent; 704. an air suction hole; 705. hollow air blast plate; 706. a blowing hole; 707. a ring frame; 708. an air suction pipe; 8. a chassis; 9. a battery panel; 10. a first heat transfer assembly; 1001. a flat winding tube; 1002. a communicating pipe; 11. a second heat transfer assembly; 1101. a top heat transfer tube; 1102. a first motor which rotates positively and negatively; 1103. a drainage arc plate; 1104. pushing the rotating piece; 1105. a contact frame; 1106. a fitting groove; 1107. a rotating shaft; 1108. hoisting a heat transfer column; 1109. a deformed heat transfer rod; 1110. a motor plate; 1111. a second motor is rotated in the forward direction and in the reverse direction; 1112. a drive shaft; 1113. rotating the combined frame; 1114. a mounting block; 1115. a first hydraulic cylinder; 1116. an abduction plate; 1117. pushing the cylinder; 12. a pump frame; 13. a mounting groove; 14. a plug hole; 15. a limit component; 1501. a clamping plate; 1502. extruding a spring rod; 1503. attaching a friction rod; 1504. a limiting telescopic rod; 1505. a support block; 1506. a butt joint barrel; 1507. friction teeth; 1508. a rotating handle; 1509. a butt joint rod; 1510. contacting the round bar; 1511. a diversion arc plate; 1512. a shaft block; 1513. and turning the rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
The invention discloses a liquid thermal management system of a new energy battery pack, which is mainly applied to a scene that a pipeline filled with circulating liquid is paved above the battery pack to be contacted with each battery pack in the use process of the liquid thermal management system of the existing new energy battery pack, and the contact area of the existing pipeline and the battery pack is only a local position above the battery pack, so that the liquid thermal management system can cause longer time required by the process due to the fact that the contact area is too small when the liquid thermal management system dissipates heat or heats the battery pack.
Embodiment 1, refer to fig. 1, fig. 2, fig. 8, fig. 9 and fig. 10, a liquid thermal management system of new energy battery pack, including outer case 1, the bottom inner wall fixedly connected with chassis 8 of outer case 1, and the top equidistance of chassis 8 leaves there is spliced eye 14, the inside of every spliced eye 14 all is pegged graft and is had panel 9, the outside of a plurality of panels 9 is equipped with same heat transfer module 10, heat transfer module 10 includes two flat winding pipes 1001, and two flat winding pipes 1001 all cup joint in the outside of each panel 9, the communication hole has all been opened at the top of two flat winding pipes 1001, and the inside fixedly connected with same communicating pipe 1002 of two communication holes, one side fixedly connected with mount pad 6 of outer case 1, and the top fixedly connected with heat transfer module 3 of mount pad 6 is close to one side fixedly connected with pump frame 12 of heat transfer module 3, the top fixedly connected with circulating pump 4 of pump frame 12, two link ends of circulating pump 4 are fixedly connected with circulating pipe 2 and two 5 respectively, the other end of one 2 and the other end of circulating pipe 5 of circulating pipe are connected with the inside flat winding pipe of circulating pipe 5 of two flat winding pipe.
When the panels 9 are cooled and heated, the flat winding tube 1001 is wound on the outer side of each panel 9, so as to realize large-area contact, and therefore, heat is quickly transferred or absorbed through the liquid on the inner side of the flat winding tube 1001, rapid cooling or heating of the panels 9 is realized, and the use value of the liquid thermal management system is improved.
Referring to fig. 1, fig. 2, fig. 8 and fig. 9, in a preferred embodiment, the inner walls of both sides of each jack 14 are respectively provided with a mounting groove 13, and a limit assembly 15 is provided on the mounting groove 13, the limit assembly 15 includes a clamping plate 1501, one side of the clamping plate 1501 facing the adjacent mounting groove 13 is equidistantly and fixedly connected with a compression spring rod 1502 and a limit telescopic rod 1504, and the other ends of the compression spring rod 1502 and the limit telescopic rod 1504 are respectively fixedly connected to the inner walls of the mounting groove 13, the top of the clamping plate 1501 is fixedly connected with a diversion arc 1511, the top of the diversion arc 1511 is fixedly connected with a contact circular rod 1510, one side of the clamping plate 1501, close to the diversion arc 1511, is fixedly connected with two shaft blocks 1512, and the opposite side of the two shaft blocks 1512 is connected with the same overturning rod 1513 through a bearing, the outer side of the overturning rod 1513 is fixedly connected with an attaching friction rod 1503, the attaching friction rod 1503 is located between each adjacent two contact circular rods 1510, one end of the overturning rod 1501 is fixedly connected with a rotating handle 1508, the outer side of the clamping plate is close to the outer side of the rotating plate 1505 is fixedly connected with a supporting block 1505, the inner side of the supporting block 1509 is connected with an abutting joint 1509, and the inner side of the abutting joint 1509 is provided with an abutting joint groove.
In a specific application scene, when the battery plate 9 is placed, the battery plate 9 is placed between two clamping plates 1501 on the same inserting hole 14, in the process of pressing down the battery plate 9, each extrusion spring rod 1502 is compressed passively, then the battery plate 9 is pressed between the clamping plates 1501 slowly, in the working process of the battery pack, the vibration amplitude of the battery plate 9 is weakened through the extrusion spring rod 1502, the installation firmness of the battery plate 9 is ensured, after the battery plate 9 is completely clamped into the inserting hole 14, the overturning rod 1513 is rotated manually, so that each lamination friction rod 1503 is contacted with the outer side of the battery plate 9, and the clamping stability is further improved.
Referring to fig. 1, 2 and 10, in a preferred embodiment, a heat dissipation assembly 7 is disposed on an outer case 1, and the heat dissipation assembly 7 includes a hollow plugging cover 701, a ring frame 707 is fixedly connected to the bottom of the hollow plugging cover 701, the ring frame 707 is fixedly connected to the outer side of the outer case 1, the top of the ring frame 707 is equidistantly separated from an air vent 703, an air suction hole 704 is formed in the position, facing the inner side of the outer case 1, of the hollow plugging cover 701, a hollow air blast plate 705 is fixedly connected to the top of the heat exchange assembly 3, an air blast hole 706 is formed in the outer side, facing the hollow plugging cover 701, of the hollow air blast plate 705, an air suction pump 702 is fixedly connected to the top of the hollow air blast plate 705, an air suction pipe 708 is fixedly connected to the air suction end of the air suction pipe 708, and the other end of the air suction pipe 708 is inserted into the hollow plugging cover 701, and the air delivery end of the air suction pump 702 is connected to the inner side of the hollow air blast plate 705 through a pipeline.
Specifically, when performing the heat dissipation operation of the battery pack, the air pump 702 is started, the air pump 702 guides out the hot air in the outer box 1 through each air suction hole 704, and the guided out hot air is discharged through the air blowing holes 706 on the hollow air blowing plate 705, so that the hot air discharged by the heat exchange assembly 3 is blown, is accelerated to be far away from the battery pack, and is prevented from entering the inner part of the outer box 1 through the air suction holes 703.
Working principle: when the battery plate 9 is installed, the battery plate 9 is placed between the two clamping plates 1501 on the same inserting hole 14, in the process of pressing down the battery plate 9, each extrusion spring rod 1502 is compressed passively, then the battery plate 9 is pressed between the clamping plates 1501 slowly, in the working process of the battery pack, the vibration amplitude of the battery plate 9 is weakened through the extrusion spring rods 1502, the installation firmness of the battery plate 9 is guaranteed, after the battery plate 9 is completely clamped into the inserting hole 14, the overturning rod 1513 is manually rotated, each attaching friction rod 1503 is in contact with the outer side of the battery plate 9, after the installation is completed, the hollow plugging cover 701 is placed at the top of the outer box 1, when the battery pack is in the working process, the heat exchange assembly 3 starts to operate, the circulating pump 4 circulates liquid inside the flat winding pipe 1001, the flat winding pipe 1001 is wound on the outer side of each battery plate 9, large-area contact is achieved, accordingly, heat is transmitted or absorbed through the liquid inside the flat winding pipe 1001, the heat is rapidly conducted or heated, meanwhile, the air suction pump 702 is started, the heat is discharged through the air exhaust hole 706 inside the air exhaust box 1, the air exhaust hole is prevented from being exhausted through the air exhaust hole 706, and the air exhaust hole is far away from the inner air exhaust hole 703, and the air exhaust hole is prevented from the inner air exhaust hole of the battery plate 1.
In example 2, referring to fig. 1 and 3-7, a liquid thermal management system of a new energy battery pack is disclosed, a first heat transfer component 10 is replaced by a second heat transfer component 11, the second heat transfer component 11 comprises a top heat transfer pipe 1101, the top heat transfer pipe 1101 is placed at the top of each battery plate 9, a forward and reverse motor 1102 is fixedly connected to one side of the top heat transfer pipe 1101 close to the lower side at equal distance, an output shaft of the forward and reverse motor 1102 is fixedly connected with a rotating shaft 1107 through a coupling, an inner wall of the top heat transfer pipe 1101 is fixedly connected with a contact frame 1105 at equal distance, the contact frame 1105 is attached to the inner wall of the top heat transfer pipe 1101, the other end of the rotating shaft 1107 is connected to one side inner wall of the contact frame 1105 through a bearing, an outer side of the rotating shaft 1107 is fixedly connected with a pushing rotating plate 1104, the pushing rotating plate 1104 is attached to the inner side of the top heat transfer pipe 1101 at equal distance, an attaching hole is formed in the top of the contact frame 1105, and the bottom of the contact frame 1105 far away from the attaching hole is provided with an engaging groove 1106, the pushing rotary plate 1104 is matched with the engaging groove 1106, the inner side of the top heat transfer pipe 1101 above the attaching hole is fixedly connected with a drainage arc plate 1103, the outer sides of the top heat transfer pipe 1101 between two rows of battery plates 9 facing downwards are fixedly connected with lifting heat transfer columns 1108 at equal distances, the two sides of the lifting heat transfer columns 1108 are fixedly connected with deformation heat transfer rods 1109 at equal distances, the outer sides of the lifting heat transfer columns 1108 between every two adjacent rows of deformation heat transfer rods 1109 are fixedly connected with motor plates 1110, one side of the motor plates 1110 is fixedly connected with a forward and reverse rotary motor two 1111, the output shaft of the forward and reverse rotary motor two 1111 is fixedly connected with a driving shaft 1112 through a coupling, the other end of the driving shaft is fixedly connected with a rotary combined frame 1113, the two sides of the rotary combined frame 1113 are connected with outer display plates 1116 through hinges, the outer side of the rotating combination frame 1113, which is close to the outer panel 1116, is fixedly connected with a mounting block 1114, the outer side of the mounting block 1114 is connected with a first hydraulic cylinder 1115 through a hinge, the output end of the first hydraulic cylinder 1115 is connected with the outer side of the corresponding outer panel 1116 through a hinge, the outer side of the outer panel 1116, which is far away from the rotating combination frame 1113, is fixedly connected with a pushing cylinder 1117, and the pushing cylinder 1117 is positioned between two rows of deformation heat transfer rods 1109 at one side of the lifting heat transfer column 1108.
It should be noted that, when performing heat dissipation or heating operation of the panels 9, the top heat transfer tube 1101 contacts with the top of each panel 9, so as to achieve heating or heat dissipation within an upper range, when performing circulation of liquid, the circulation pump 4 is in an efficient working state, the first forward/reverse motor 1102 is started, the first forward/reverse motor 1102 rapidly rotates the top heat transfer tube 1101 close to the liquid below to the upper side, and then seals the space below, spatially reduces, accelerates the flowing process of the liquid, thereby reducing the time required by the liquid when exchanging heat with the heat exchange assembly 3, improving the heat dissipation or heating efficiency of the panels 9, and meanwhile, the second forward/reverse motor 1111 is started, the second forward/reverse motor 1111 drives the rotating assembly 1113 to perform forward/reverse rotation, so as to drive the pushing cylinder 1117 to squeeze the deformed heat transfer rod 1109, the first hydraulic cylinder 1115 drives the abduction plate 1116 to slowly expand, so that the deformed heat transfer rod 1109 gradually adheres to the outer side of each panel 9, and achieves large-area contact, thereby further improving the heat transfer efficiency.
Referring to fig. 1, 3, 8 and 9, in a preferred embodiment, the inner walls of both sides of each jack 14 are respectively provided with a mounting groove 13, and a limit assembly 15 is disposed on the mounting groove 13, the limit assembly 15 includes a clamping plate 1501, one side of the clamping plate 1501 facing the adjacent mounting groove 13 is equidistantly and fixedly connected with a compression spring rod 1502 and a limit telescopic rod 1504, and the other ends of the compression spring rod 1502 and the limit telescopic rod 1504 are respectively fixedly connected to the inner walls of the mounting groove 13, the top of the clamping plate 1501 is fixedly connected with a diversion arc 1511, the top of the diversion arc 1511 is equidistantly and fixedly connected with a contact round bar 1510, one side of the clamping plate 1501, close to the diversion arc 1511, is fixedly connected with two shaft blocks 1512, and the opposite side of the two shaft blocks 1512 is connected with the same overturning rod 1513 through a bearing, the outer side of the overturning rod 1513 is fixedly connected with an attaching friction rod 1503, the attaching friction rod 1503 is located between each adjacent two contact round bars 1510, one end of the overturning rod 1501 is fixedly connected with a rotating handle 1508, the outer side of the clamping plate is close to the outer side of the supporting block 1505 is fixedly connected with a supporting block 1505, the inner side of the abutting joint 1509 is provided with a through hole 1509, and the inner side of the abutting joint 1509 is provided with an abutting joint hole 1509.
Referring to fig. 1, 3 and 10, in a preferred embodiment, a heat dissipation assembly 7 is disposed on an outer case 1, and the heat dissipation assembly 7 includes a hollow plugging cover 701, a ring frame 707 is fixedly connected to the bottom of the hollow plugging cover 701, the ring frame 707 is fixedly connected to the outer side of the outer case 1, the top of the ring frame 707 is equidistantly separated from an air vent 703, an air suction hole 704 is formed in the position, facing the inner side of the outer case 1, of the hollow plugging cover 701, a hollow air blast plate 705 is fixedly connected to the top of the heat exchange assembly 3, an air blast hole 706 is formed in the outer side, facing the hollow plugging cover 701, of the hollow air blast plate 705, an air suction pump 702 is fixedly connected to the top of the hollow air blast plate 705, an air suction pipe 708 is fixedly connected to the air suction end of the air suction pipe 708, and the other end of the air suction pipe 708 is inserted into the hollow plugging cover 701, and the air delivery end of the air suction pump 702 is connected to the inner side of the hollow air blast plate 705 through a pipeline.
In the present invention, compared with embodiment 1, the same heating or heat dissipation effect is achieved, and meanwhile, the first forward and reverse rotation motor 1102 is started, the first forward and reverse rotation motor 1102 rotates the liquid near the lower side of the top heat transfer tube 1101 to the upper side, then the lower space is blocked, the space is reduced, the flowing process of the liquid is accelerated, the time required by the liquid when the liquid exchanges heat with the heat transfer assembly 3 is reduced, and the heat dissipation or heating efficiency of the battery plate 9 is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a liquid thermal management system of new forms of energy group battery, includes outer case (1), its characterized in that, the bottom inner wall fixedly connected with chassis (8) of outer case (1), and the top equidistance of chassis (8) leaves there is spliced eye (14), and the inside of every spliced eye (14) all is pegged graft and is had panel (9), and the outside of a plurality of panel (9) is equipped with same heat transfer module (10), heat transfer module (10) include two flat winding pipe (1001) in the first place, and two flat winding pipe (1001) all cup joint in the outside of each panel (9), two the top of flat winding pipe (1001) all is opened and is had the intercommunicating pore, and the inside fixedly connected with same communicating pipe (1002) of two intercommunicating pore, one side fixedly connected with mount pad (6) of outer case (1), and the top fixedly connected with heat transfer module (3) of mount pad (6), one side fixedly connected with pump frame (12) near heat transfer module (3), the top fixedly connected with circulating pump (4) of pump frame (12) and circulating pump (4) are connected with circulating pump (2) and two circulating pipe (2) are connected with circulating pump (2) and circulating pump (2) output end (2) respectively, the other end of the circulating pipe II (5) is inserted into one of the flat winding pipes (1001).
2. A new energy battery pack liquid thermal management system according to claim 1, wherein the first heat transfer module (10) is replaced with the second heat transfer module (11), the second heat transfer module (11) comprising a top heat transfer tube (1101), the top heat transfer tube (1101) being placed on top of each panel (9).
3. The liquid thermal management system of the new energy battery pack according to claim 2, wherein one side of the top heat transfer tube (1101) close to the lower side is fixedly connected with a first forward-reverse rotation motor (1102), an output shaft of the first forward-reverse rotation motor (1102) is fixedly connected with a rotating shaft (1107) through a coupling, an inner wall of the top heat transfer tube (1101) is fixedly connected with a contact frame (1105), the contact frame (1105) is attached to the inner wall of the top heat transfer tube (1101), the other end of the rotating shaft (1107) is connected to one side inner wall of the contact frame (1105) through a bearing, an pushing rotating plate (1104) is fixedly connected to the outer side of the rotating shaft (1107), the pushing rotating plate (1104) is attached to the inner side of the top heat transfer tube (1101), an attaching hole is formed in the top of the contact frame (1105), a fitting groove (1106) is formed in the bottom of the contact frame (1105) away from the attaching hole, and an arc guiding plate (1103) is fixedly connected to the inner side of the top heat transfer tube (1101) above the attaching hole.
4. A liquid thermal management system of a new energy battery pack according to claim 3, wherein the top heat transfer tubes (1101) are located at the outer sides between two rows of battery plates (9) facing downwards and are fixedly connected with lifting heat transfer columns (1108) at equal distances, the two sides of each lifting heat transfer column (1108) are fixedly connected with deformation heat transfer rods (1109), and the outer sides of each lifting heat transfer column (1108) located between every two adjacent rows of deformation heat transfer rods (1109) are fixedly connected with motor plates (1110).
5. The system according to claim 4, wherein one side of the motor plate (1110) is fixedly connected with a forward and reverse rotation motor (1111), an output shaft of the forward and reverse rotation motor (1111) is fixedly connected with a driving shaft (1112) through a coupling, the other end of the driving shaft (1112) is fixedly connected with a rotating combined frame (1113), both sides of the rotating combined frame (1113) are respectively connected with an outer expansion plate (1116) through hinges, the outer sides of the rotating combined frame (1113) close to the outer expansion plates (1116) are fixedly connected with mounting blocks (1114), the outer sides of the mounting blocks (1114) are connected with first hydraulic cylinders (1115) through hinges, the output ends of the first hydraulic cylinders (1115) are connected to the outer sides of the corresponding outer expansion plates (1113) through hinges, the outer sides of the outer expansion plates (1116) away from the rotating combined frame (1117) are fixedly connected with pushing cylinders (1117), and the pushing cylinders (1117) are located between two rows of deformation heat transfer rods (1109) on one side of the lifting heat transfer columns (1108).
6. The liquid thermal management system of the new energy battery pack according to claim 1, wherein the inner walls of two sides of each plug hole (14) are provided with mounting grooves (13), the mounting grooves (13) are provided with limiting assemblies (15), and the limiting assemblies (15) comprise clamping plates (1501).
7. The liquid thermal management system of a new energy battery pack according to claim 6, wherein the clamping plate (1501) is fixedly connected with an extrusion spring rod (1502) and a limit telescopic rod (1504) at equal distances on one side of the clamping plate facing the adjacent mounting groove (13), the other ends of the extrusion spring rod (1502) and the limit telescopic rod (1504) are fixedly connected to the inner wall of the mounting groove (13), the top of the clamping plate (1501) is fixedly connected with a diversion arc plate (1511), and the top of the diversion arc plate (1511) is fixedly connected with a contact round rod (1510) at equal distances.
8. The liquid thermal management system of a new energy battery pack according to claim 7, wherein one side of the clamping plate (1501) close to the diversion arc plate (1511) is fixedly connected with two shaft blocks (1512), opposite sides of the two shaft blocks (1512) are connected with the same overturning rod (1513) through bearings, the outer sides of the overturning rods (1513) are fixedly connected with attaching friction rods (1503), the attaching friction rods (1503) are located between every two adjacent contact round rods (1510), one end of the overturning rods (1513) is fixedly connected with a rotating handle (1508), the outer sides of the clamping plate (1501) close to the rotating plate are fixedly connected with supporting blocks (1505), the tops of the supporting blocks (1505) are fixedly connected with butt joint, the outer sides of the rotating handles (1508) are provided with through holes, the inside of each through hole is connected with a butt joint rod (1509) in an inserted mode, friction teeth (1507) are arranged on the outer sides of the butt joint rods (1506), and the butt joint rods (1509) are matched with the butt joint cylinders (1509).
9. The liquid thermal management system of the new energy battery pack according to claim 1, wherein the heat dissipation assembly (7) is arranged on the outer box (1), the heat dissipation assembly (7) comprises a hollow plugging cover (701), a ring frame (707) is fixedly connected to the bottom of the hollow plugging cover (701), the ring frame (707) is fixedly connected to the outer side of the outer box (1), and ventilation holes (703) are formed in the top of the ring frame (707) in an equidistant mode.
10. The liquid thermal management system of a new energy battery pack according to claim 9, wherein the hollow plugging cover (701) is provided with an air suction hole (704) facing the inside of the outer box (1), the top of the heat exchange component (3) is fixedly connected with a hollow air blowing plate (705), the outer side of the hollow air blowing plate (705) away from the hollow plugging cover (701) is provided with an air blowing hole (706), the top of the hollow air blowing plate (705) is fixedly connected with an air suction pump (702), the air suction end of the air suction pump (702) is fixedly connected with an air suction pipe (708), the other end of the air suction pipe (708) is inserted into the inside of the hollow plugging cover (701), and the air conveying end of the air suction pump (702) is connected into the inside of the hollow air blowing plate (705) through a pipeline.
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| CN116435665B (en) | 2023-09-22 |
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