CN214013019U - Heat radiator for cylinder electricity core lithium cell - Google Patents
Heat radiator for cylinder electricity core lithium cell Download PDFInfo
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- CN214013019U CN214013019U CN202022794495.3U CN202022794495U CN214013019U CN 214013019 U CN214013019 U CN 214013019U CN 202022794495 U CN202022794495 U CN 202022794495U CN 214013019 U CN214013019 U CN 214013019U
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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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Abstract
The utility model discloses a heat abstractor of cylinder electricity core lithium cell, including parallel box and case lid, parallel box right side wall top rigid coupling connecting axle core one side, axle core opposite side rigid coupling case lid right side, the parallel box left side wall top of case lid left side joint, the embedded air cooling structure of parallel box lateral wall symmetry, the air cooling structure includes the condensation storehouse, the condensation storehouse outer wall inlays in the parallel box lateral wall, condensation storehouse inner chamber rigid coupling refrigeration piece. Compared with the prior art, the beneficial effects of the utility model are that: the utility model can effectively reduce the temperature of the battery in the parallel box under the matching action of the air cooling structure and the water cooling structure; meanwhile, the water cooling structure of the utility model adopts a circulating water system, which can effectively reduce the cooling cost and save resources; furthermore the utility model discloses an air cooling structure can control the temperature stability in the parallel connection case and be fit for the warm state to guarantee the high-efficient function of electric core.
Description
Technical Field
The utility model relates to a battery manufacture equipment technical field specifically is a heat abstractor of cylinder electricity core lithium cell.
Background
With the progressive progress of scientific technology, the research on the pure electric vehicle tends to be mature more and more, and the pure electric vehicle has the characteristics of high efficiency and environmental protection, so that the pure electric vehicle can gradually replace the traditional internal combustion engine vehicle in the next decades and becomes a main vehicle of traffic lines of various cities in the world. However, the development of the pure electric vehicle is greatly restricted by the performance of the power supply spring, i.e., the power battery, of the pure electric vehicle, and the service life, environmental protection and safety and reliability of the battery often determine the quality of the electric vehicle and the running condition of the new energy vehicle.
In general, a power battery needs to be charged and discharged at a high current in various applications, and an exothermic reaction is often generated in the process. The temperature has a crucial influence on the performance of the power battery, the power battery is very sensitive to the change of the temperature, the difference of the battery temperature determines the service life of the battery and the stability of the battery, and the optimum working environment temperature of the lithium ion battery is between 0 ℃ and 30 ℃. When the temperature is higher, the chemical reaction in the battery is obviously intensified, the reaction rate and the temperature form a series relation, and the chemical reaction speed is doubled when the temperature is increased by 10 ℃, so that the internal resistance of the battery is relatively reduced, and the battery efficiency is improved. However, higher temperatures also accelerate the rate of detrimental reactions, are prone to damage to the plates, are also prone to overcharge, severely affect the service life of the battery, and permanently damage the battery structure. Particularly, when the battery is used, a large amount of heat is accumulated and the temperature rises rapidly due to the influence of joule heat, reaction heat, polarization heat and the like, so that the service life and the cycle efficiency of the battery are influenced, and explosion is seriously caused even so that certain temperature limit is required.
Therefore, the heat dissipation device of the cylindrical cell lithium battery is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heat abstractor of cylinder electricity core lithium cell to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation device for a cylindrical battery cell lithium battery comprises a parallel box and a box cover, wherein the top of the right side wall of the parallel box is fixedly connected with one side of a shaft core, the other side of the shaft core is fixedly connected with the right side of the box cover, the left side of the box cover is clamped with the top of the left side wall of the parallel box, air cooling structures are symmetrically embedded in the side wall of the parallel box, each air cooling structure comprises a condensation bin, the outer wall of each condensation bin is embedded in the side wall of the parallel box, the inner cavity of each condensation bin is fixedly connected with a refrigeration sheet, the two ends of each condensation bin are fixedly connected and communicated with a cold air pipe, the cold air pipe is fixedly connected and communicated with one end of a diffusion cover, and the other end of the diffusion cover is communicated with the inner cavity of the parallel box;
the bottom surface of the inner cavity of the parallel box is fixedly connected with the bottom of a water cooling structure, the water cooling structure comprises a circulating pump, the bottom surface of the circulating pump is fixedly connected with the bottom surface of the inner cavity of the parallel box, the left end of the circulating pump is fixedly connected and communicated with one end of a flow guide pipe, the other end of the flow guide pipe is fixedly connected and communicated with a refrigerator, the bottom surface of the refrigerator is fixedly connected with the bottom surface of the inner cavity of the parallel box, the top of the refrigerator is fixedly connected and communicated with a water outlet pipe, the top end of the water outlet pipe is fixedly connected and communicated with a flow distribution pipe, the top of the flow distribution pipe is fixedly connected and communicated with a plurality of branch pipes, the bottoms of the branch pipes penetrate through a middle net, the middle part of each branch pipe is in clearance contact with the side surface of the cell, the tops of the branch pipes are fixedly connected and communicated with a flow collection pipe, and the middle part of the flow collection pipe is fixedly connected and communicated with the right end of the circulating pump;
preferably, the periphery of the middle-placed net is fixedly connected with the side wall of the inner cavity of the parallel box, and the top surface of the middle-placed net is movably contacted with the bottom of the battery core.
Preferably, diffusion cover inner chamber rigid coupling diffusion fan, the diffusion fan includes the link, link middle part rigid coupling motor, the motor rotates and connects the flabellum.
Preferably, the middle part of the box cover is provided with a plurality of heat dissipation cavities, the bottom of the inner wall of each heat dissipation cavity is fixedly connected with a heat dissipation fan, and the top of the inner wall of each heat dissipation cavity is provided with a filter box.
Preferably, the two ends of the bottom of the shunt pipe are fixedly connected with supporting seats, and the bottoms of the supporting seats are fixedly connected with the bottom surfaces of the inner cavities of the parallel boxes.
Preferably, the joints at the two ends of the flow guide pipe, the joint at the bottom of the water outlet pipe and the joint at the bottom of the return pipe are respectively sleeved with a sealing ring, and the outer ring of the sealing ring is sleeved with a pipe hoop.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model can effectively reduce the temperature of the battery in the parallel box under the matching action of the air cooling structure and the water cooling structure; meanwhile, the water cooling structure of the utility model adopts a circulating water system, which can effectively reduce the cooling cost and save resources; furthermore the utility model discloses an air cooling structure can control the temperature stability in the parallel connection case and be fit for the warm state to guarantee the high-efficient function of electric core.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the middle parallel box of the present invention;
fig. 3 is a schematic view of the structure of the middle diffusion fan of the present invention.
In the figure: 1 parallel connection box, 2 axle cores, 3 case lids, 4 air cooling structures: 40 condensation chamber, 41 refrigeration piece, 42 cold air pipe, 43 diffusion cover, 44 diffusion fan: 440 connecting frame, 441 motor, 442 fan blade; 5, a water cooling structure: 50 circulating pumps, 51 guide pipes, 52 refrigerators, 53 water outlet pipes, 54 shunt pipes, 55 branch pipes, 56 confluence pipes and 57 return pipes; 6 sealing rings, 7 pipe hoops, 8 supporting seats, 9 middle-placed nets, 10 heat dissipation cavities, 11 heat dissipation fans, 12 filter boxes and 13 electric cores.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a heat dissipation device of a cylindrical battery cell lithium battery comprises a parallel connection box 1 and a box cover 3, wherein the top of the right side wall of the parallel connection box 1 is fixedly connected with one side of a shaft core 2, the other side of the shaft core 2 is fixedly connected with the right side of the box cover 3, the left side of the box cover 3 is clamped and connected with the top of the left side wall of the parallel connection box 1, and the box cover 3 can prevent the battery cell 13 from accumulating dust to influence the service life of the battery cell 13 and can also stabilize the temperature in the parallel connection box 1; air cooling structures 4 are symmetrically embedded in the side walls of the parallel boxes 1, each air cooling structure 4 comprises a condensation bin 40, the outer wall of each condensation bin 40 is embedded in the side wall of the parallel box 1, a refrigerating sheet 41 is fixedly connected to the inner cavity of each condensation bin 40, two ends of each condensation bin 40 are fixedly connected and communicated with an air cooling pipe 42, the air cooling pipes 42 are fixedly connected and communicated with one end of a diffusion cover 43, and the other end of each diffusion cover 43 is communicated with the inner cavity of the parallel box 1; the refrigeration sheet 41 in the condensation bin 40 generates cold air, and the cold air is diffused into the parallel box 1 through the cold air pipe 42 and the diffusion cover 43, so that the electric core 13 is cooled.
The bottom surface of the inner cavity of the parallel box 1 is fixedly connected with the bottom of a water cooling structure 5, the water cooling structure 5 comprises a circulating pump 50, the bottom surface of the circulating pump 50 is fixedly connected with the bottom surface of the inner cavity of the parallel box 1, the left end of the circulating pump 50 is fixedly connected and communicated with one end of a flow guide pipe 51, the other end of the flow guide pipe 51 is fixedly connected and communicated with a refrigerator 52, the bottom surface of the refrigerator 52 is fixedly connected with the bottom surface of the inner cavity of the parallel box 1, the top of the refrigerator 52 is fixedly connected and communicated with a water outlet pipe 53, the top end of the water outlet pipe 53 is fixedly connected and communicated with a flow distribution pipe 54, the top of the flow distribution pipe 54 is fixedly connected and communicated with a plurality of branch pipes 55, the bottom of each branch pipe 55 penetrates through the middle net 9, gaps in the middle of each branch pipe 55 are contacted with the side surface of the electric core 13, the top of each branch pipe 55 is fixedly connected and communicated with a flow collection pipe 56, the middle of each flow distribution pipe 56 is fixedly connected and communicated with a return pipe 57, and the tail end of each return pipe 57 is fixedly connected and communicated with the right end of the circulating pump 50; starting the water cooling structure 5, introducing normal-temperature water into the refrigerator 52 through the flow guide pipe 51 by the circulating pump 50, pumping low-temperature water into the flow dividing pipe 54 and the branch pipe 55 through the water outlet pipe 53 by the refrigerator 52, and taking away heat generated by the battery cell 13 by the low-temperature water in the branch pipe 545 so as to cool the battery cell 13; then, the water with heat in the branch pipe 55 enters the collecting pipe 56 and the return pipe 57 and finally returns to the circulating pump 50, so that the electric core is cooled by the circulating water system.
The periphery of the middle net 9 is fixedly connected with the side wall of the inner cavity of the parallel box 1, and the top surface of the middle net 9 is movably contacted with the bottom of the battery cell 13. The heat dissipation of the battery cell 13 and the air flow in the box are facilitated.
The inner cavity of the diffusion cover 43 is fixedly connected with the diffusion fan 44, the diffusion fan 44 comprises a connecting frame 440 and the connecting frame 440, the middle part of the connecting frame 440 is fixedly connected with a motor 441, and the motor 441 is rotatably connected with a fan blade 442. The diffusion fan 44 can improve the diffusion efficiency and the diffusion range of the cool air, thereby increasing the cooling rate of the battery cell 13.
The middle part of the box cover 3 is provided with a plurality of heat dissipation cavities 10, the bottom of the inner wall of each heat dissipation cavity 10 is fixedly connected with a heat dissipation fan 11, and the top of the inner wall of each heat dissipation cavity 10 is provided with a filter box 12. The radiating of the hot air in the box is facilitated, and meanwhile, the phenomenon that the service life of the battery cell 13 is influenced due to the fact that the battery cell 13 accumulates dust is avoided.
The two ends of the bottom of the shunt tube 54 are fixedly connected with the supporting seats 8, and the bottom of the supporting seats 8 is fixedly connected with the bottom surface of the inner cavity of the parallel box 1, so that the stability of the shunt tube 54 is improved.
The joints at the two ends of the guide pipe 51, the joint at the bottom of the water outlet pipe 53 and the joint at the bottom of the return pipe 57 are all sleeved with sealing rings 6, and the outer rings of the sealing rings 6 are sleeved with pipe hoops 7. The sealing performance at the water pipe interface is improved.
The working principle is as follows: when the utility model is used, the battery cell 13 is firstly put into the parallel box, and then the box cover 3 is covered, so that the battery cell 13 is prevented from accumulating dust and the service life of the battery cell 13 is prevented from being influenced; the air cooling structure 4 is started again, the refrigerating plate 41 in the condensation bin 40 generates cold air, and the cold air is diffused into the parallel connection box 1 through the cold air pipe 42 and the diffusion cover 43, so that the electric core 13 is cooled, and the temperature in the box is kept to be suitable for the electric core 13 to operate; starting the water cooling structure 5, introducing normal-temperature water into the refrigerator 52 through the flow guide pipe 51 by the circulating pump 50, pumping low-temperature water into the flow dividing pipe 54 and the branch pipe 55 through the water outlet pipe 53 by the refrigerator 52, and taking away heat generated by the battery cell 13 by the low-temperature water in the branch pipe 545 so as to cool the battery cell 13; then the water with heat in the branch pipe 55 enters the collecting pipe 56 and the return pipe 57 and finally returns to the circulating pump 50, thereby realizing the recycling of water resources and saving the cooling cost.
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 (6)
1. The utility model provides a heat abstractor of cylinder electricity core lithium cell, includes and connects case (1) and case lid (3), axle core (2) one side is connected to and connects case (1) right side wall top rigid coupling, axle core (2) opposite side rigid coupling case lid (3) right side, case lid (3) left side joint and connects case (1) left side wall top, its characterized in that: air cooling structures (4) are symmetrically embedded in the side wall of the parallel box (1), each air cooling structure (4) comprises a condensation bin (40), the outer wall of each condensation bin (40) is embedded in the side wall of the parallel box (1), a refrigerating sheet (41) is fixedly connected to the inner cavity of each condensation bin (40), two ends of each condensation bin (40) are fixedly connected and communicated with an air cooling pipe (42), the air cooling pipes (42) are fixedly connected and communicated with one end of a diffusion cover (43), and the other end of the diffusion cover (43) is communicated with the inner cavity of the parallel box (1);
the parallel box (1) inner cavity bottom surface fixedly connected water cooling structure (5) bottom, the water cooling structure (5) comprises a circulating pump (50), the bottom surface fixedly connected parallel box (1) inner cavity bottom surface of the circulating pump (50), the left end of the circulating pump (50) is fixedly connected and communicated with one end of a flow guide pipe (51), the other end of the flow guide pipe (51) is fixedly connected and communicated with a refrigerator (52), the bottom surface fixedly connected parallel box (1) inner cavity bottom surface of the refrigerator (52), the top of the refrigerator (52) is fixedly connected and communicated with a water outlet pipe (53), the top of the water outlet pipe (53) is fixedly connected and communicated with a flow distribution pipe (54), the top of the flow distribution pipe (54) is fixedly connected and communicated with a plurality of branch pipes (55), the bottom of the branch pipe (55) penetrates through the middle net (9), the middle part of the branch pipe (55) is in clearance contact with the side surface of the electric core (13), the top of the branch pipe (55) is fixedly connected and communicated with a flow collection pipe (56), the middle part of the collecting pipe (56) is fixedly connected and communicated with a return pipe (57), and the tail end of the return pipe (57) is fixedly connected and communicated with the right end of the circulating pump (50).
2. The heat dissipation device of a cylindrical-cell lithium battery of claim 1, wherein: the periphery of the middle net (9) is fixedly connected with the side wall of the inner cavity of the parallel box (1), and the top surface of the middle net (9) is movably contacted with the bottom of the battery cell (13).
3. The heat dissipation device of a cylindrical-cell lithium battery of claim 1, wherein: diffusion cover (43) inner chamber rigid coupling diffusion fan (44), diffusion fan (44) are including link (440), link (440) middle part rigid coupling motor (441), motor (441) rotation connection flabellum (442).
4. The heat dissipation device of a cylindrical-cell lithium battery of claim 1, wherein: the box cover (3) is provided with a plurality of heat dissipation cavities (10) in the middle, the bottom of the inner wall of each heat dissipation cavity (10) is fixedly connected with a heat dissipation fan (11), and the top of the inner wall of each heat dissipation cavity (10) is provided with a filter box (12).
5. The heat dissipation device of a cylindrical-cell lithium battery of claim 1, wherein: the two ends of the bottom of the shunt pipe (54) are fixedly connected with the supporting seats (8), and the bottom of each supporting seat (8) is fixedly connected with the bottom surface of the inner cavity of the parallel box (1).
6. The heat dissipation device of a cylindrical-cell lithium battery of claim 1, wherein: sealing rings (6) are sleeved at the joints at the two ends of the flow guide pipe (51), the joint at the bottom of the water outlet pipe (53) and the joint at the bottom of the return pipe (57), and the outer ring of each sealing ring (6) is sleeved with a pipe hoop (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022794495.3U CN214013019U (en) | 2020-11-27 | 2020-11-27 | Heat radiator for cylinder electricity core lithium cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022794495.3U CN214013019U (en) | 2020-11-27 | 2020-11-27 | Heat radiator for cylinder electricity core lithium cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214013019U true CN214013019U (en) | 2021-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022794495.3U Active CN214013019U (en) | 2020-11-27 | 2020-11-27 | Heat radiator for cylinder electricity core lithium cell |
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| Country | Link |
|---|---|
| CN (1) | CN214013019U (en) |
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- 2020-11-27 CN CN202022794495.3U patent/CN214013019U/en active Active
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