CN218769756U - Cylindrical battery liquid cooling module - Google Patents
Cylindrical battery liquid cooling module Download PDFInfo
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- CN218769756U CN218769756U CN202223143180.8U CN202223143180U CN218769756U CN 218769756 U CN218769756 U CN 218769756U CN 202223143180 U CN202223143180 U CN 202223143180U CN 218769756 U CN218769756 U CN 218769756U
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- 239000007788 liquid Substances 0.000 title claims abstract description 59
- 238000001816 cooling Methods 0.000 title claims abstract description 36
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 13
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 238000009434 installation Methods 0.000 description 23
- 239000000110 cooling liquid Substances 0.000 description 11
- 239000002826 coolant Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010622 cold drawing Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
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Abstract
The utility model provides a cylindrical battery liquid cooling module, which comprises a first mounting component, a second mounting component and a plurality of cylindrical battery cores; a through hole penetrating through the cylindrical battery cell is formed in the axis of the cylindrical battery cell; the first mounting assembly comprises a first plate body, a first positioning part connected with one end of the cylindrical battery cell is arranged on the first plate body, and a first cavity communicated with the through hole is formed in the first plate body; the first mounting assembly comprises a second plate body, a first liquid through port communicated with the first cavity is further formed in the first plate body, a second positioning portion connected with the other end of the cylindrical battery cell is arranged on the second plate body, and a second cavity communicated with the through hole is formed in the second plate body; and a second liquid through port communicated with the second cavity is also formed in the second plate body. The utility model discloses can realize cooling the heat dissipation to all cylinder electricity core centers in the battery module, effectively prevent the emergence of thermal runaway.
Description
Technical Field
The utility model relates to a cylinder battery technical field especially relates to a cylindrical battery liquid cooling module.
Background
When the power battery is used, the power battery needs to be at a proper temperature to ensure the normal use of the power battery. At present, after batteries are grouped, the problems of serious heating, uneven internal temperature distribution and the like exist in large-rate charge and discharge, and the service life of the batteries is seriously influenced. Common battery structure can be divided into square, soft packet of and cylindrical battery, and square and soft packet of because its great surface, great area of contact when having guaranteed its and liquid cooling board heat transfer, and heat exchange efficiency is high. Cylindrical battery is because its special circular structure, and the liquid cooling board often can't effectively contact with it to derive the heat that electricity core produced.
For the heat dissipation scheme of the cylindrical battery, the common form is generally that heat conduction is carried out in a bottom cold plate tiled mode or a coiled pipe wound mode. The tiled cold drawing structure exchanges heat through contacting with the end part of the battery core, the temperature difference between the battery monomers is large, and the effect is poor. For example, chinese patent publication No. CN114050347a discloses a cylindrical battery module, which uses a serpentine liquid cooling pipe to wind around the battery module for heat conduction. Let snakelike liquid cooling pipe hug closely the side of cylindrical battery to alternate in the clearance between each cylindrical battery side, the positive pole and the negative pole of cylindrical battery are drawn forth from the top and the bottom of cylindrical battery respectively. Although the heat dissipation effect of the cylindrical battery can be improved by the heat dissipation mode, the contact area between the snake-shaped liquid cooling pipe and each cylindrical battery cell is limited, so that the heat dissipation effect is not ideal.
In addition, along with the bigger and bigger size of the cylindrical battery core at the present stage, the bigger the radius of the battery core is, and the higher the central temperature of the battery core is. The rise of the central temperature of the battery cell can cause the rise of the thermal runaway risk of the battery cell. Therefore, the heat dissipation of the center of the cylindrical battery cell cannot be realized by the bottom cold plate tiled or coiled pipe winding type heat dissipation scheme.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a cylindrical battery liquid cooling module solves the unable radiating problem in cylinder electricity core center.
The technical scheme of the utility model is realized like this: the utility model provides a cylindrical battery liquid cooling module, which comprises a first mounting component, a second mounting component and a plurality of cylindrical battery cells, wherein the first mounting component and the second mounting component are respectively connected with two ends of the cylindrical battery cells;
a through hole penetrating through the cylindrical battery cell is formed in the axis of the cylindrical battery cell;
the first mounting assembly comprises a first plate body, a first positioning part connected with one end of the cylindrical battery cell is arranged on the first plate body, a first cavity communicated with the through hole is formed in the first plate body, and a first liquid through port communicated with the first cavity is further formed in the first plate body;
the first mounting assembly comprises a second plate body, a second positioning portion connected with the other end of the cylindrical battery cell is arranged on the second plate body, a second cavity communicated with the through hole is formed in the second plate body, and a second liquid through hole communicated with the second cavity is further formed in the second plate body.
On the basis of the above technical solution, preferably, the first positioning portion is a circular groove formed along the surface of the first plate body in a concave manner or a cylinder fixedly arranged on the surface of the first plate body; the second positioning part is a circular groove formed along the surface of the second plate body in a concave mode or a cylinder fixedly arranged on the surface of the second plate body.
Preferably, a first connecting hole connected to the through hole is formed in a surface of the first plate corresponding to the first positioning portion, and a second connecting hole connected to the through hole is formed in a surface of the second plate corresponding to the second positioning portion.
Further, preferably, the first connection hole and the second connection hole are respectively provided with a sealing member which is hermetically connected with the through hole.
On the basis of the above technical solution, preferably, a first positioning groove is formed in a surface of the corresponding first plate in the first positioning portion, and the pole at one end of the cylindrical battery cell is inserted into the first positioning groove; and a second positioning groove is formed in the surface of a corresponding second plate body in the second positioning part, and a pole at the other end of the cylindrical battery cell is inserted into the second positioning groove.
Further, preferably, the first mounting assembly further includes a first busbar, a first mounting channel into which the first busbar is inserted is horizontally formed on the first positioning portion, the first positioning groove is communicated with the first mounting channel, and the first busbar is used for being connected with a pole of the cylindrical battery cell in the first positioning groove;
the second positioning groove is communicated with the second mounting channel, and the second busbar is used for being connected with a pole of a cylindrical battery cell in the second positioning groove;
the first plate body and the second plate body are made of insulating materials.
Further, preferably, two ends of the cylindrical battery cell are provided with bipolar columns.
On the basis of the technical scheme, preferably, the first mounting assembly further comprises a plurality of first connecting pieces, and the first connecting pieces are vertically fixed on the periphery of the first plate body at intervals; the second mounting assembly further comprises a plurality of second connecting pieces connected with the first connecting pieces, and the second connecting pieces are vertically fixed on the periphery of the second plate body at intervals and are in one-to-one correspondence with the first connecting pieces.
Further, preferably, a buckle is arranged at one end, far away from the first plate body, of the first connecting piece, and a clamping groove connected with the buckle is arranged at one end, far away from the second plate body, of the second connecting piece.
Preferably, a plurality of first liquid through ports are arranged on the first plate body at intervals; the second liquid through holes are formed in the second plate body at intervals.
The utility model discloses for prior art following beneficial effect has:
(1) The utility model discloses a cylindrical battery liquid cooling module, through set up first location portion on the first plate body, set up the second location portion on the second plate body, can make the both ends of cylinder electricity core insert respectively in first location portion and second location portion, realize the axial positioning of cylinder electricity core, and then realize the fixed mounting of first installation component and second installation component to the battery module; the first cavity, the through hole and the second cavity can be sequentially communicated to form a liquid cooling channel, and cooling liquid can circularly flow in the liquid cooling channel through the arrangement of the first liquid through port and the second liquid through port, so that the centers of all cylindrical battery cores in the battery module are cooled and radiated, and the occurrence of thermal runaway is effectively prevented;
(2) The first positioning part is set to be a circular groove or a cylinder body, and the second positioning part is set to be a circular groove or a cylinder body, so that on one hand, the axial positioning of the cylindrical battery cells can be realized, and on the other hand, the horizontal positioning of all the cylindrical battery cells in the battery module can be realized;
(3) The first connecting hole connected with the through hole is formed in the first plate body, and the second connecting hole connected with the through hole is formed in the second plate body, so that the first cavity and the second cavity can be respectively communicated with the through holes in the plurality of cylindrical battery cells in parallel, the cooling liquid can synchronously carry out cooling and heat exchange on all the cylindrical battery cells, and the temperature uniformity of each cylindrical battery cell of the battery module is ensured;
(4) By arranging the sealing pieces which are hermetically connected with the through holes on the first connecting hole and the second connecting hole respectively, the cooling liquid can be prevented from leaking at the connecting parts of the cylindrical battery cell and the first plate body and the second plate body, and the safety and stability of the battery module are improved;
(5) By arranging the first positioning groove and the second positioning groove, on one hand, the pole of the cylindrical battery cell can be positioned, and on the other hand, the pole is connected with the first positioning groove and the second positioning groove, so that the cylindrical battery cell can be prevented from rotating in the battery module;
(6) Through setting up a plurality of first connecting pieces all around of first plate body, set up the second connecting piece all around of second plate body, after the battery module installation is accomplished between first plate body and second plate body, through the connection of first connecting piece and second connecting piece, can realize mutually supporting through first installation component and second installation component and realize the firm connection to the battery module, keep the assembly stability of cylindrical battery module.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a liquid cooling module for a cylindrical battery according to the present invention;
fig. 2 is an exploded schematic view of a cylindrical battery liquid cooling module according to the present invention;
fig. 3 is a schematic perspective view of a first mounting assembly of the present invention;
fig. 4 is a schematic perspective view of a second mounting assembly disclosed in the present invention;
fig. 5 is a schematic plane structure diagram of the liquid cooling module of the cylindrical battery disclosed in the present invention;
reference numerals:
1. the electric core group; 2. a first mounting assembly; 3. a second mounting assembly; 11. a cylindrical cell; 111. a through hole; 112. a pole column; 21. a first plate body; 22. a first positioning portion; 211. a first chamber; 212. a first liquid through port; 31. a second plate body; 32. a second positioning portion; 311. a second chamber; 312. a second liquid passage; 213. a first connection hole; 313. a second connection hole; s, sealing elements; 214. a first positioning groove; 314. a second positioning groove; 23. a first bus bar; 221. a first mounting channel; 33. a second bus bar; 321. a second mounting channel; 24. a first connecting member; 34. a second connecting member; 241. buckling; 341. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 efforts all belong to the protection scope of the present invention.
As shown in fig. 1, combine fig. 2 and 5, the embodiment of the utility model discloses a cylindrical battery liquid cooling module, including first installation component 2, second installation component 3 and a plurality of cylinder electricity core 11.
Wherein, a plurality of cylinder electric cores 11 arrange and constitute electric core group 1, crisscross the arranging between the cylinder electric core 11 in the electric core group 1 to can improve cylinder electric core 11 and arrange space utilization, and then improve electric core group 1's energy density.
In the present embodiment, the cylindrical cells 11 in the cell group 1 are vertically upward. First installation component 2 and second installation component 3 are used for fixed mounting electric core group 1, and is concrete, and first installation component 2 is located electric core group 1 top, and second installation component 3 is located electric core group 1 below, and first installation component 2 and second installation component 3 are connected with the both ends of cylinder electricity core 11 respectively.
In the prior art, the battery cell group 1 needs to dissipate heat in the working process, and the battery cell radius is larger and larger along with the increasing size of the cylindrical battery cell 11 at the present stage, so that the central temperature of the battery cell is higher. The rise of the central temperature of the battery cell can cause the rise of the thermal runaway risk of the battery cell. In the prior art, the conventional cooling plate tiled or coiled pipe wound heat dissipation scheme cannot realize heat dissipation of the center of the cylindrical battery cell 11.
In order to solve the above problem, the present embodiment adopts the following technical solutions.
The axis of the cylindrical battery cell 11 of the present embodiment is provided with a through hole 111 penetrating through the cylindrical battery cell 11, and the cross section of the through hole 111 may be square, circular, oval, polygonal, and the like, and preferably, the cross section of the through hole 111 in the present embodiment is circular, which is to adapt to a winding core structure in the cylindrical battery cell 11.
The first mounting assembly 2 includes a first plate 21, a first positioning portion 22 is disposed on the first plate 21, the first positioning portion is connected to one end of the cylindrical battery cell 11, a first cavity 211 communicated with the through hole 111 is disposed in the first plate 21, and a first liquid through port 212 communicated with the first cavity 211 is further disposed on the first plate 21.
The first mounting assembly 2 includes a second plate 31, a second positioning portion 32 connected to the other end of the cylindrical battery cell 11 is disposed on the second plate 31, a second cavity 311 communicated with the through hole 111 is disposed in the second plate 31, and a second liquid through port 312 communicated with the second cavity 311 is further disposed on the second plate 31.
By adopting the above technical scheme, the first positioning part 22 is arranged on the first plate body 21, and the second positioning part 32 is arranged on the second plate body 31, so that two ends of the cylindrical battery cell 11 can be respectively inserted into the first positioning part 22 and the second positioning part 32, thereby realizing axial positioning of the cylindrical battery cell 11, and further realizing fixed installation of the first installation component 2 and the second installation component 3 on the battery cell group 1; set up first cavity 211 in through first plate body 21, set up second cavity 311 in the second plate body 31, the through-hole 111 that cylindrical battery cell 11 was run through in 11 axis departments of cylindrical battery cell sets up, can make first cavity 211, through-hole 111 and second cavity 311 communicate in order and constitute the liquid cooling passageway, through the setting of first liquid through port 212 and second liquid through port 312, can flow in above-mentioned liquid cooling passageway with the coolant liquid circulation, thereby realize carrying out cooling heat dissipation to all cylindrical battery cell 11 hearts in the battery pack 1, effectively prevent the emergence of thermal runaway.
As an implementation manner, in an actual use process, the second liquid inlet 312 is defined as a liquid inlet, the first liquid inlet 212 is defined as a liquid outlet, the cooling liquid enters the second chamber 311 through the second liquid inlet 312, the cooling liquid in the second chamber 311 enters the through holes 111 of the cylindrical battery cells 11, heat generated at the centers of the cylindrical battery cells 11 in the working process is taken away by the cooling liquid in the through holes 111, the cooling liquid after heat exchange flows upwards and merges into the first chamber 211, and finally flows out through the first liquid inlet 212, so that the heat exchange cooling of the centers of the cylindrical battery cells 11 by the cooling liquid is realized. The cooling liquid flows from bottom to top from the through hole 111 in the middle of the cylindrical battery cell 11, so that the flowing stability of the cooling liquid can be ensured, and the reliability of the liquid cooling is improved.
In order to realize the positioning of the two ends of the cylindrical battery cell 11, the embodiment shows an implementation manner of the first positioning portion 22 and the second positioning portion 32, referring to fig. 3 and 4, the first positioning portion 22 is a cylinder body fixedly disposed on the surface of the first plate body 21, the second positioning portion 32 is a cylinder body fixedly disposed on the surface of the second plate body 31, the first positioning portion 22 is perpendicular to the first plate body 21, the second positioning portion 32 is perpendicular to the second plate body 31, and by setting the cylinder body, the two ends of the cylindrical battery cell 11 can be positioned, so as to ensure the position of the cylindrical battery cell 11 between the first plate body 21 and the second plate body 31.
In another embodiment, the first positioning portion 22 is a circular groove formed along the surface of the first plate 21, and the second positioning portion 32 is a circular groove formed along the surface of the second plate 31.
In the above two embodiments, the two ends of the cylindrical battery cell 11 are respectively inserted into the first positioning portion 22 and the second positioning portion 32, so that on the one hand, the axial positioning of the cylindrical battery cell 11 can be realized, and on the other hand, the horizontal positioning of each cylindrical battery cell 11 in the battery pack 1 can be realized.
In order to connect the first cavity 211 and the through hole 111, a first connection hole 213 connected to the through hole 111 is formed on a surface of the first plate 21 corresponding to the first positioning portion 22, and in order to connect the second cavity 311 and the through hole 111, a second connection hole 313 connected to the through hole 111 is formed on a surface of the second plate 31 corresponding to the second positioning portion 32. From this setting, through set up the first connecting hole 213 that is connected with through-hole 111 on first plate body 21, set up the second connecting hole 313 that is connected with through-hole 111 on the second plate body 31, can realize that first cavity 211 and second cavity 311 carry out parallelly connected intercommunication with through-hole 111 on a plurality of cylinder electricity core 11 respectively, realize that the coolant liquid cools off the heat transfer in step to all cylinder electricity cores 11, guarantee each cylinder electricity core 11 temperature homogeneity of electricity core group 1.
As some preferred embodiments, the first connection hole 213 and the second connection hole 313 are respectively provided with a sealing member S which is hermetically connected to the through hole 111, so as to prevent the coolant from leaking at the connection position between the cylindrical battery cell 11 and the first plate 21 and the second plate 31, and improve the safety and stability of the battery cell pack 1. In the present embodiment, the sealing member S is preferably an O-ring, which is disposed on the outer peripheral side of the first connection hole 213 and the outer peripheral side of the second connection hole 313.
Since the terminal post 112 protrudes from the end surface of the cylindrical electrical core 11, in order to ensure that the through hole 111 can be connected with the first connection hole 213 and the second connection hole 313 after the end surface of the cylindrical electrical core 11 contacts with the surfaces of the first plate body 21 and the second plate body 31, in this embodiment, a first positioning groove 214 is formed in the surface of the corresponding first plate body 21 in the first positioning portion 22, and the terminal post 112 at one end of the cylindrical electrical core 11 is inserted into the first positioning groove 214; a second positioning groove 314 is formed in the surface of the corresponding second plate 31 in the second positioning portion 32, and the pole 112 at the other end of the cylindrical battery cell 11 is inserted into the second positioning groove 314. From this setting, through first constant head tank 214 and second constant head tank 314, on the one hand, can fix a position the utmost point post 112 of cylinder electricity core 11, and on the other hand, utmost point post 112 is connected with first constant head tank 214 and second constant head tank 314, can avoid cylinder electricity core 11 to take place rotatoryly in the electric core group 1.
In order to realize the electrical connection among the plurality of cylindrical battery cells 11, the first mounting assembly 2 of this embodiment further includes a first bus bar 23, a first mounting channel 221 for the first bus bar 23 to be inserted is horizontally opened on the first positioning portion 22, the first positioning groove 214 is communicated with the first mounting channel 221, and the first bus bar 23 is used for being connected with the pole 112 of the cylindrical battery cell 11 in the first positioning groove 214; the second mounting assembly 3 further includes a second bus bar 33, a second mounting channel 321 for the second bus bar 33 to be inserted is horizontally opened on the second positioning portion 32, the second positioning groove 314 is communicated with the second mounting channel 321, and the second bus bar 33 is used for being connected with the pole 112 of the cylindrical battery cell 11 in the second positioning groove 314.
By this arrangement, through the arrangement of the first bus bar 23 in the first installation channel 221, and at the same time, the first installation channel 221 is communicated with the first positioning groove 214, the first bus bar 23 can be made to extend into the first positioning groove 214, so that the terminal 112 at one end of the cylindrical battery cell 11 can be connected with the first bus bar 23, in this embodiment, one first bus bar 23 is arranged in each first positioning portion 22, the first bus bars 23 can be connected in series or in parallel, when parallel connection is required, the polarities of the plurality of cylindrical battery cells 11 are made to be on the same side, and when series connection is required, the polarities of the plurality of cylindrical battery cells 11 are made to be opposite to each other. In the same way, the pole 112 at the other end of the cylindrical battery cell 11 is connected with the second busbar 33, and under the cooperation of the first busbar 23, series-parallel connection among a plurality of cylindrical battery cells 11 in the battery cell group 1 is realized.
It should be noted that the first bus bar 23 and the second bus bar 33 are made of conductive material, and the first board 21 and the second board 31 are made of insulating material, so as to avoid short circuit.
In this embodiment, the two ends of the cylindrical battery cell 11 are both provided with the bipolar columns 112, and the two poles 112 of the cylindrical battery cell 11 can be conveniently connected through the bus bar by the arrangement of the bipolar columns 112.
In order to fix the electric core assembly 1 in the axial direction, the first mounting assembly 2 of the present embodiment further includes a plurality of first connecting pieces 24, and the plurality of first connecting pieces 24 are vertically fixed around the first plate 21 at intervals; the second mounting assembly 3 further includes a plurality of second connecting members 34 connected to the first connecting members 24, and the plurality of second connecting members 34 are vertically fixed around the second plate 31 at intervals and are in one-to-one correspondence with the first connecting members 24. From this setting, after the installation of electric core group 1 is accomplished between first plate body 21 and second plate body 31, through the connection of first connecting piece 24 and second connecting piece 34, can realize mutually supporting through first installation component 2 and second installation component 3 and realize the firm connection to electric core group 1, keep cylindrical electric core group 1's assembly stability.
In some preferred embodiments, a buckle 241 is disposed at an end of the first connector 24 away from the first plate 21, and a slot 341 is disposed at an end of the second connector 34 away from the second plate 31, where the buckle 241 is connected to the end of the second connector. Through buckle 241 connected mode, make things convenient for first installation component 2 and second installation component 3 to connect. Of course, the connection manner of the first and second connection members 24 and 34 is not limited thereto, and for example, a bolt housing for mutual connection is provided between the first and second connection members 24 and 34, and opposite external threads are provided on the first and second connection members 24 and 34, respectively, whereby mutual connection with the first and second connection members 24 and 34 is achieved by the bolt housing.
Preferably, a plurality of first liquid passing ports 212 are provided at intervals on the first plate 21; the second liquid passage ports 312 are provided in plurality at intervals in the second plate 31. Therefore, the flow of the cooling liquid can be increased, and the heat exchange efficiency of the electric core assembly 1 is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A cylindrical battery liquid cooling module comprises a first mounting assembly (2), a second mounting assembly (3) and a plurality of cylindrical battery cores (11), wherein the first mounting assembly (2) and the second mounting assembly (3) are respectively connected with two ends of each cylindrical battery core (11);
the method is characterized in that: a through hole (111) penetrating through the cylindrical battery cell (11) is formed in the axis of the cylindrical battery cell (11);
the first mounting assembly (2) comprises a first plate body (21), a first positioning part (22) connected with one end of the cylindrical battery cell (11) is arranged on the first plate body (21), a first cavity (211) communicated with the through hole (111) is formed in the first plate body (21), and a first liquid through port (212) communicated with the first cavity (211) is further formed in the first plate body (21);
the first mounting assembly (2) comprises a second plate body (31), a second positioning portion (32) connected with the other end of the cylindrical battery cell (11) is arranged on the second plate body (31), a second cavity (311) communicated with the through hole (111) is arranged in the second plate body (31), and a second liquid through hole (312) communicated with the second cavity (311) is further arranged on the second plate body (31).
2. The cylindrical battery liquid cooling module of claim 1, wherein: the first positioning part (22) is a circular groove formed along the surface of the first plate body (21) in a concave mode or a cylinder fixedly arranged on the surface of the first plate body (21); the second positioning part (32) is a circular groove formed along the surface of the second plate body (31) in a concave mode or a cylinder fixedly arranged on the surface of the second plate body (31).
3. The cylindrical battery liquid cooling module of claim 2, wherein: a first connecting hole (213) connected with the through hole (111) is formed on the surface of the first plate body (21) corresponding to the first positioning part (22), and a second connecting hole (313) connected with the through hole (111) is formed on the surface of the second plate body (31) corresponding to the second positioning part (32).
4. The cylindrical battery liquid cooling module of claim 3, wherein: and sealing pieces (S) which are hermetically connected with the through holes (111) are respectively arranged on the first connecting hole (213) and the second connecting hole (313).
5. The cylindrical battery liquid cooling module of claim 2, wherein: a first positioning groove (214) is formed in the surface of the corresponding first plate body (21) in the first positioning part (22), and a pole column (112) at one end of the cylindrical battery cell (11) is inserted into the first positioning groove (214); a second positioning groove (314) is formed in the surface of the corresponding second plate body (31) in the second positioning portion (32), and the pole (112) at the other end of the cylindrical battery cell (11) is inserted into the second positioning groove (314).
6. The cylindrical battery liquid cooling module of claim 5, wherein: the first mounting assembly (2) further comprises a first bus bar (23), a first mounting channel (221) for the first bus bar (23) to be inserted into is horizontally formed in the first positioning portion (22), the first positioning groove (214) is communicated with the first mounting channel (221), and the first bus bar (23) is used for being connected with a pole (112) of the cylindrical battery core (11) in the first positioning groove (214);
the second mounting assembly (3) further comprises a second bus bar (33), a second mounting channel (321) for the second bus bar (33) to be inserted is horizontally formed in the second positioning portion (32), the second positioning groove (314) is communicated with the second mounting channel (321), and the second bus bar (33) is used for being connected with a pole (112) of the cylindrical battery cell (11) in the second positioning groove (314);
the first plate body (21) and the second plate body (31) are made of insulating materials.
7. The cylindrical battery liquid cooling module of claim 5, wherein: two ends of the cylindrical battery cell (11) are provided with bipolar columns (112).
8. The cylindrical battery liquid cooling module of claim 1, wherein: the first mounting assembly (2) further comprises a plurality of first connecting pieces (24), and the first connecting pieces (24) are vertically fixed on the periphery of the first plate body (21) at intervals; the second mounting assembly (3) further comprises a plurality of second connecting pieces (34) connected with the first connecting pieces (24), and the second connecting pieces (34) are vertically fixed on the periphery of the second plate body (31) at intervals and are in one-to-one correspondence with the first connecting pieces (24).
9. The cylindrical battery liquid cooling module of claim 8, wherein: a buckle (241) is arranged at one end, away from the first plate body (21), of the first connecting piece (24), and a clamping groove (341) connected with the buckle (241) is arranged at one end, away from the second plate body (31), of the second connecting piece (34).
10. The cylindrical battery liquid cooling module of claim 1, wherein: a plurality of first liquid through openings (212) are arranged on the first plate body (21) at intervals; the second liquid through holes (312) are formed in the second plate body (31) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223143180.8U CN218769756U (en) | 2022-11-25 | 2022-11-25 | Cylindrical battery liquid cooling module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223143180.8U CN218769756U (en) | 2022-11-25 | 2022-11-25 | Cylindrical battery liquid cooling module |
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| Publication Number | Publication Date |
|---|---|
| CN218769756U true CN218769756U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223143180.8U Active CN218769756U (en) | 2022-11-25 | 2022-11-25 | Cylindrical battery liquid cooling module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218769756U (en) |
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2022
- 2022-11-25 CN CN202223143180.8U patent/CN218769756U/en active Active
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