CN218242093U - Battery, power supply system and automobile - Google Patents
Battery, power supply system and automobile Download PDFInfo
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- CN218242093U CN218242093U CN202222120331.1U CN202222120331U CN218242093U CN 218242093 U CN218242093 U CN 218242093U CN 202222120331 U CN202222120331 U CN 202222120331U CN 218242093 U CN218242093 U CN 218242093U
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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 provides a battery, electrical power generating system and car relates to car technical field, and the battery includes the casing and sets up the electric core unit in the casing, and the biggest area lateral wall of casing is used for the biggest area lateral wall of pole piece perpendicular to with the parallel arrangement of outside liquid cooling board and butt, electric core unit. The biggest area lateral wall through the casing contacts with outside liquid cooling board, can improve the area of contact of whole battery and liquid cooling board, and the pole piece perpendicular to the biggest area lateral wall setting of the inside electric core unit of casing, the heat of the production of every pole piece can both be transmitted to the biggest area lateral wall along the direction of the biggest area lateral wall of perpendicular to on, that is to say, the heat that every pole piece produced can both be transmitted to the biggest area lateral wall along self, the thermal transmission of pole piece self is hardly hindered by diaphragm between other pole pieces and the pole piece, make final battery have good radiating effect.
Description
Technical Field
The utility model relates to the field of automotive technology, particularly, relate to a battery, electrical power generating system and car.
Background
With the rapid development of new energy vehicles, the technology of batteries is gradually updated as core components of new energy vehicles, and various performance indexes of the batteries are obviously improved, such as energy density and safety, but the charging capacity of the batteries is always a bottleneck restricting the further development of the new energy vehicles. The auto industry is all paying close attention to and how to promote new energy automobile's energy supply efficiency, and wherein the research of big multiplying power charging scheme is hot technological direction, has the phenomenon that the inside electric core of battery case produced the obvious increase of heat among the big multiplying power charging process, but the electric core structure in the current battery is difficult to have a good heat exchange efficiency with outside cooling structure.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the current not good problem of battery radiating effect.
In order to solve the problem, the utility model provides a battery, including the casing and set up in electric core unit in the casing, the maximum area lateral wall of casing is used for parallel arrangement and butt with outside liquid cooling plate, the pole piece perpendicular to of electric core unit maximum area lateral wall.
The utility model provides a pair of battery compares in prior art, has but not be limited to following beneficial effect:
the biggest area lateral wall through the casing contacts with outside liquid cooling board, can improve the area of contact of whole battery and liquid cooling board, and the pole piece perpendicular to the biggest area lateral wall through the inside electric core unit of casing sets up, the heat of the production of every pole piece can both be transmitted to the biggest area lateral wall along the direction of the biggest area lateral wall of perpendicular to on, that is to say, the heat that every pole piece produced can both be transmitted to the biggest area lateral wall along self, the thermal transmission of pole piece self is hardly hindered by other pole pieces and the diaphragm between the pole piece, make final battery have good radiating effect.
Further, the battery cell unit has a plurality of, a plurality of battery cell unit along being parallel to the direction of the biggest area lateral wall and piling up in proper order arranges in the casing.
Furthermore, the casing still has with the first lateral wall of maximum area lateral wall adjacent setting, the outside of first lateral wall is provided with battery positive post and battery negative pole post respectively, and is a plurality of the electric core positive pole of electric core unit is parallelly connected the back with the battery positive post is electrically conductively connected, and is a plurality of the electric core negative pole of electric core unit is parallelly connected the back with the battery negative pole post is electrically conductively connected.
Furthermore, the casing still have with the adjacent first lateral wall that sets up of maximum area lateral wall, the outside of first lateral wall is provided with battery positive post and battery negative pole post respectively, and is along a plurality of the direction of arranging of electric core unit is a plurality of electric core unit establishes ties in proper order, and one end electric core positive pole of electric core unit with battery positive post electrically conducts and connects, the other end electric core negative pole of electric core unit with battery negative pole post electrically conducts and connects.
Further, the battery further comprises a first busbar, a second busbar and a third busbar;
in two adjacent battery cell units along the arrangement direction of the plurality of battery cell units, a battery cell positive electrode of one battery cell unit and a battery cell positive electrode of the other battery cell unit are located at different sides, and a battery cell negative electrode of the one battery cell unit and a battery cell negative electrode of the other battery cell unit are located at different sides;
in two adjacent cell units, a cell positive electrode of one cell unit is electrically connected with a cell negative electrode of the other cell unit through the first busbar;
along a plurality of the direction of arranging of electric core unit, one end the electric core negative pole of electric core unit pass through the second busbar with battery negative pole electrically conductive connection, the other end the electric core positive pole of electric core unit pass through the third busbar with battery positive pole electrically conductive connection.
Further, the battery further comprises a first busbar, a second busbar and a third busbar;
in two adjacent battery cell units along the arrangement direction of the plurality of battery cell units, a battery cell positive electrode of one battery cell unit and a battery cell positive electrode of the other battery cell unit are located at different sides, and a battery cell negative electrode of the one battery cell unit and a battery cell negative electrode of the other battery cell unit are located at different sides;
in two adjacent battery cell units, a battery cell positive electrode of one battery cell unit is electrically connected with a battery cell negative electrode of the other battery cell unit through the first busbar in a conducting manner;
the shell is made of a conductive material, and along the arrangement direction of the plurality of battery cell units, the battery cell negative pole of the battery cell unit at one end is conductively connected with the battery negative pole column through the second busbar, the battery cell positive pole of the battery cell unit at the other end is conductively connected with the shell through the third busbar, the shell is made of a conductive material, the battery positive pole column is conductively connected with the shell, and the battery negative pole column is in insulated connection with the shell; or, along a plurality of the direction of arranging of electric core unit, the electric core negative pole of electric core unit passes through the second busbar with the casing is electrically conductively connected, the other end the electric core positive pole of electric core unit pass through the third busbar with the anodal post of battery is electrically conductively connected, the battery negative pole post with the casing is electrically conductively connected, the anodal post of battery with the casing is insulating to be connected.
Furthermore, the battery also comprises an insulating mounting seat, and the first busbar and the second busbar which are positioned on the same side are connected through the insulating mounting seat, or the first busbar and the third busbar which are positioned on the same side are connected through the insulating mounting seat.
Furthermore, the battery cell unit is of a stacked battery cell structure.
The utility model also provides a power supply system, include as before the battery, the battery has a plurality ofly, and is a plurality of the battery is established ties or connects in parallel in order to form power supply system.
Since the technical improvements and advantageous effects of the power supply system are at least the same as those of the battery, the power supply system will not be described in detail.
The utility model also provides an automobile, include as before the battery or as before electrical power generating system.
Since the technical improvements and advantageous effects of the automobile are at least the same as those of the battery, the automobile is not described in detail.
Drawings
Fig. 1 is a first schematic structural diagram of a battery according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram ii of a battery according to an embodiment of the present invention;
fig. 3 is a third schematic structural diagram of a battery according to an embodiment of the present invention;
fig. 4 is a fourth schematic structural diagram of a battery according to an embodiment of the present invention.
Description of reference numerals:
1. a housing; 11. a maximum area sidewall; 12. a first side wall; 2. a cell unit; 3. a battery positive post; 4. a battery negative pole; 51. a first bus bar; 52. a second bus bar; 53. a third bus bar.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left" and "right" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Also, the Y-axis in the drawings indicates the lateral, i.e., left-right, position, and the positive direction of the Y-axis (i.e., the arrow direction of the Y-axis) indicates the left, and the negative direction of the Y-axis (i.e., the direction opposite to the positive direction of the Y-axis) indicates the right; in the drawings, the Z-axis represents the vertical, i.e., up-down position, and the positive direction of the Z-axis (i.e., the arrow of the Z-axis is directed) represents up and the negative direction of the Z-axis (i.e., the direction opposite to the positive direction of the Z-axis) represents down.
It should also be noted that the foregoing Y-axis and Z-axis are meant only to facilitate description of the invention and to simplify description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Referring to fig. 1-4, the embodiment of the present invention provides a battery, which includes a housing 1 and a battery cell unit 2 disposed in the housing 1, a maximum area side wall 11 of the housing 1 is parallel to and abutted against an external liquid cooling plate, and a pole piece of the battery cell unit 2 is perpendicular to the maximum area side wall 11.
In this embodiment, the largest area side wall 11 through the casing 1 contacts with the external liquid cooling plate, the contact area between the whole battery and the liquid cooling plate can be increased, and the pole piece perpendicular to the largest area side wall 11 through the electric core unit 2 inside the casing 1 is set, the heat generated by each pole piece can be transferred to the largest area side wall 11 along the direction perpendicular to the largest area side wall 11, that is, the heat generated by each pole piece can be transferred to the largest area side wall 11 along the pole piece, the heat transfer of the pole piece is hardly obstructed by other pole pieces and diaphragms between the pole pieces, so that the final battery has a good heat dissipation effect.
In this embodiment, the cell unit 2 may be a winding cell structure, wherein when the cell unit 2 is a winding cell structure, the winding cell structure is wound into a plate structure, and the plate structure is perpendicular to the maximum area side wall 11, so that it is ensured that each pole piece is perpendicular to the maximum area side wall 11 even if there is a winding factor, and further high thermal conductivity is ensured.
Alternatively, the cell unit 2 is preferably a stacked cell structure. Therefore, compared with a winding type battery cell structure, the pole piece stacking type structure has the advantages that the pole piece is not wound, a bending area does not exist, and the heat conductivity to the side wall 11 with the largest area is higher.
Referring to fig. 1 to 4, optionally, the cell unit 2 has a plurality of cell units 2, and the plurality of cell units 2 are sequentially stacked and arranged in the casing 1 along a direction parallel to the maximum area side wall 11.
In this embodiment, under the condition that has a plurality of electric core units 2 in casing 1, a plurality of electric core units 2 stack in proper order and arrange, that is to say, a plurality of electric core units 2 are all not on the coplanar, and the pole piece of every electric core unit 2 all is perpendicular to maximum area lateral wall 11, guarantees that the thermal transmission of pole piece self is hardly hindered by other pole pieces and the diaphragm between the pole piece, makes final battery have good radiating effect. As can be seen from fig. 1 to 4, the largest area side wall 11 is a left side wall, and the stacking direction of the plurality of cell units 2 is a vertical direction.
Referring to fig. 1, optionally, the casing 1 further has a first side wall 12 disposed adjacent to the maximum area side wall 11, a positive battery post 3 and a negative battery post 4 are respectively disposed on outer sides of the first side wall 12, the positive battery posts 3 of the plurality of battery cells 2 are electrically connected in parallel and then electrically connected to the positive battery post 3, and the negative battery posts 4 of the plurality of battery cells 2 are electrically connected in parallel and then electrically connected to the negative battery post 4.
In this embodiment, the plurality of cell units 2 in the casing 1 may be connected in parallel, that is, the positive electrodes of the cells of the plurality of cell units 2 are connected in parallel and then electrically connected to the positive electrode posts 3 of the battery outside the first side wall 12 (upper side wall), and the negative electrodes of the cells of the plurality of cell units 2 are connected in parallel and then electrically connected to the negative electrode posts 4 of the battery outside the upper side wall, so that the increase of the capacitance of a single battery is realized.
In this embodiment, the electric core positive poles of a plurality of electric core units 2 are located the homonymy, the electric core negative pole is also located the homonymy, as shown in fig. 1, all electric core positive poles all are located the right side promptly, all electric core negative poles all are located the left side, so, the parallelly connected of electric core negative pole can not be disturbed in the parallelly connected of the electric core positive pole of a plurality of electric core units 2, the material of less parallelly connected busbar also reduces the occupation to casing 1 space, so, the occupation rate of electric core unit 2 to casing 1 space can be improved as far as, the energy density of single battery is increased.
Referring to fig. 2 to 4, optionally, the casing 1 further has a first side wall 12 disposed adjacent to the maximum area side wall 11, a positive battery post 3 and a negative battery post 4 are respectively disposed on an outer side of the first side wall 12, in an arrangement direction of the plurality of battery cell units 2, the plurality of battery cell units 2 are sequentially connected in series, a battery cell positive electrode of the battery cell unit 2 at one end is electrically connected to the positive battery post 3, and a battery cell negative electrode of the battery cell unit 2 at the other end is electrically connected to the negative battery post 4.
In this embodiment, in the arrangement direction of the plurality of battery cell units 2, that is, in the vertical direction, the plurality of battery cell units 2 are sequentially connected in series, and the battery cell positive electrode of the battery cell unit 2 at the bottom end or the top end is conductively connected to the battery positive post 3, and the battery cell negative electrode of the battery cell unit 2 at the top end or the bottom end is conductively connected to the battery negative post 4, so that the pressurization of a single battery can be realized.
Referring to fig. 2-4, the battery optionally further includes a first busbar 51, a second busbar 52, and a third busbar 53;
in two adjacent battery cell units 2 along the arrangement direction of the plurality of battery cell units 2, a battery cell positive electrode of one battery cell unit 2 and a battery cell positive electrode of the other battery cell unit 2 are located at different sides, and a battery cell negative electrode of the one battery cell unit 2 and a battery cell negative electrode of the other battery cell unit 2 are located at different sides;
in two adjacent cell units 2, a cell positive electrode of one cell unit 2 and a cell negative electrode of the other cell unit 2 are electrically connected through the first busbar 51;
along a plurality of arrangement directions of the battery cell units 2, the battery cell negative pole of the battery cell unit 2 at one end is electrically connected with the battery negative pole post 4 through the second bus bar 52, and the battery cell positive pole of the battery cell unit 2 at the other end is electrically connected with the battery positive pole post 3 through the third bus bar 53.
In this embodiment, as illustrated in fig. 2, the number of the cell units 2 is odd, for example, three cell units are illustrated, which are respectively recorded as a first cell unit, a second cell unit and a third cell unit from bottom to top, a cell positive electrode of the first cell unit is located on the right side, a cell negative electrode of the first cell unit is located on the left side, a cell positive electrode of the second cell unit is located on the left side, a cell negative electrode of the second cell unit is located on the right side, a cell positive electrode of the third cell unit is located on the right side, and a cell negative electrode of the third cell unit is located on the left side, so that the cell negative electrode of the first cell unit is electrically connected to the cell positive electrode of the second cell unit through the first bus bar 51 arranged on the left side, the cell positive electrode of the second cell unit is electrically connected to the cell negative electrode of the third cell unit through the first bus bar 51 arranged on the right side, so as to implement series connection of the plurality of cell units 2, and then, the cell positive electrode of the first cell unit on the bottom end is electrically connected to the positive pole column 3 through the second bus bar 53 arranged on the left side, and the negative electrode of the third cell unit is electrically connected to the negative pole column 4 through the second bus bar 52 arranged on the left side.
Referring to fig. 2-4, the battery optionally further includes a first busbar 51, a second busbar 52, and a third busbar 53;
in two adjacent battery cell units 2 along the arrangement direction of the plurality of battery cell units 2, a battery cell positive electrode of one battery cell unit 2 and a battery cell positive electrode of the other battery cell unit 2 are located at different sides, and a battery cell negative electrode of the one battery cell unit 2 and a battery cell negative electrode of the other battery cell unit 2 are located at different sides;
in two adjacent cell units 2, a cell positive electrode of one cell unit 2 and a cell negative electrode of the other cell unit 2 are electrically connected through the first busbar 51;
along the arrangement direction of the plurality of the battery cell units 2, the battery cell negative pole of the battery cell unit 2 at one end is electrically connected with the battery negative pole column 4 through the second busbar 52, the battery cell positive pole of the battery cell unit 2 at the other end is electrically connected with the shell 1 through the third busbar 53, the shell 1 is made of an electrically conductive material, the battery positive pole column 3 is electrically connected with the shell 1, and the battery negative pole column 4 is in insulated connection with the shell 1; or, in a plurality of the arrangement direction of the battery cell units 2, the battery cell negative pole of the battery cell unit 2 at one end passes through the second busbar 52 and the casing 1, and the battery cell positive pole of the battery cell unit 2 at the other end passes through the third busbar 53 and the battery positive post 3, the casing 1 is made of a conductive material, the battery negative post 4 and the casing 1 are electrically connected, and the battery positive post 3 and the casing 1 are in insulating connection.
In this embodiment, as illustrated in fig. 3, the number of the cell units 2 is odd, for example, three cell units are illustrated, and are respectively denoted as a first cell unit, a second cell unit and a third cell unit from bottom to top, which is different from the example illustrated in fig. 2, the case 1 is made of a conductive material, for example, an aluminum shell, the battery positive post 3 is conductively connected to the case 1, the battery negative post 4 is conductively connected to the case 1, at this time, the third bus bar 53 is directly and laterally conductively connected to the case 1, and further, the conductive connection is indirectly achieved through the conductivity of the case 1 and the battery positive post 3. Therefore, the consumables of the third bus bar 53 can be reduced, the third bus bar 53 does not need to have a repeated area with the first bus bar 51 on the same side (right side) as shown in fig. 2, and therefore, the short circuit caused by the contact with the first bus bar 51 on the same side can be avoided, furthermore, the occupation of the third bus bar 53 on the space of the casing 1 can be reduced, and further, the greater utilization rate of the space in the casing 1 by the cell unit 2 can be realized as far as possible, and the energy density of a single battery can be improved.
In this embodiment, as illustrated in fig. 4, there may be an even number of units, for example, four units are illustrated, and from bottom to top, the units are respectively denoted as a fourth cell unit, a first cell unit, a second cell unit and a third cell unit, different from the examples illustrated in fig. 2 and 3, a cell negative electrode on the right side of the lowermost fourth cell unit is connected to a cell positive electrode on the right side of the first cell unit through a first bus bar 51, and a cell positive electrode on the left side of the fourth cell unit is directly and transversely electrically connected to the casing 1 through a third bus bar 53, where the casing 1 is also made of a conductive material, for example, an aluminum casing, the battery positive post 3 is electrically connected to the casing 1, and the battery negative post 4 is electrically connected to the casing 1 in an insulating manner. Therefore, the third bus bar 53 is indirectly electrically connected with the battery positive post 3 through the casing 1, the consumable material of the third bus bar 53 can be reduced, the third bus bar 53 is not connected with the battery positive post 3 by bypassing the right side, and then the short circuit caused by the contact with the first bus bar 51 on the same side can be avoided, in addition, the occupation of the third bus bar 53 on the space of the casing 1 can be reduced, and further, the greater utilization rate of the space in the casing 1 by the battery cell unit 2 can be realized as far as possible, and the energy density of a single battery is improved.
Optionally, the battery further includes an insulating mounting seat, through which the first bus bar 51 and the second bus bar 52 on the same side are connected, or through which the first bus bar 51 and the third bus bar 53 on the same side are connected.
In this embodiment, as shown in fig. 2, if the third bus bar 53 of the electric core unit 2 located at the bottom end is not directly electrically connected to the casing 1, the third bus bar 53 will have an overlapping region with the first bus bar 51 on the same side, and in order to avoid short circuit due to contact, an insulating mounting seat may be disposed between the first bus bar 51 and the third bus bar 53, so that firstly, the contact between the first bus bar 51 and the third bus bar is prevented, and secondly, the structural strength of the first bus bar and the third bus bar is improved.
The utility model discloses a power supply system of another embodiment, including as aforesaid the battery, the battery has a plurality ofly, and is a plurality of the battery is established ties or is parallelly connected in order to form power supply system.
Since the technical improvement and the beneficial effect of the power supply system are at least the same as those of a single battery, the power supply system is not described in detail.
The present invention provides an automobile, including the battery or the power supply system as described above.
Since the technical improvements and advantageous effects of the automobile are at least the same as those of the battery, the automobile is not described in detail.
The terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Without departing from the spirit and scope of the present disclosure, those skilled in the art can make various changes and modifications, which will fall into the scope of the present disclosure.
Claims (10)
1. The utility model provides a battery, including casing (1) and set up in electric core unit (2) in casing (1), its characterized in that, the biggest area lateral wall (11) of casing (1) are used for with outside liquid cooling board parallel arrangement and butt, the pole piece perpendicular to of electric core unit (2) biggest area lateral wall (11).
2. The battery according to claim 1, wherein the cell unit (2) has a plurality of cell units (2), and the plurality of cell units (2) are sequentially arranged in the casing (1) in a stacked manner along a direction parallel to the maximum-area side wall (11).
3. The battery according to claim 2, wherein the casing (1) further has a first side wall (12) disposed adjacent to the maximum area side wall (11), a positive battery post (3) and a negative battery post (4) are disposed on the outer side of the first side wall (12), the positive battery posts (3) are electrically connected to the positive battery posts (2) after the positive battery posts of the plurality of battery cell units (2) are connected in parallel, and the negative battery posts (4) are electrically connected to the negative battery posts (2) after the negative battery cells of the plurality of battery cell units (2) are connected in parallel.
4. The battery according to claim 2, wherein the casing (1) further has a first side wall (12) disposed adjacent to the maximum area side wall (11), and a positive battery post (3) and a negative battery post (4) are disposed on the outer side of the first side wall (12), and the plurality of cell units (2) are sequentially connected in series along the arrangement direction of the plurality of cell units (2), and the positive cell pole of the cell unit (2) at one end is electrically connected to the positive battery post (3), and the negative cell pole of the cell unit (2) at the other end is electrically connected to the negative battery post (4).
5. The battery according to claim 4, further comprising a first busbar (51), a second busbar (52), and a third busbar (53);
in two adjacent battery cell units (2) along the arrangement direction of the plurality of battery cell units (2), a battery cell positive electrode of one battery cell unit (2) and a battery cell positive electrode of the other battery cell unit (2) are located at different sides, and a battery cell negative electrode of the one battery cell unit (2) and a battery cell negative electrode of the other battery cell unit (2) are located at different sides;
in two adjacent cell units (2), a cell positive electrode of one cell unit (2) and a cell negative electrode of the other cell unit (2) are electrically connected through the first busbar (51);
along the arrangement direction of the plurality of battery cell units (2), the battery cell negative pole of the battery cell unit (2) at one end is in conductive connection with the battery negative pole column (4) through the second busbar (52), and the battery cell positive pole of the battery cell unit (2) at the other end is in conductive connection with the battery positive pole column (3) through the third busbar (53).
6. The battery according to claim 4, further comprising a first busbar (51), a second busbar (52), and a third busbar (53);
in two adjacent battery cell units (2) along the arrangement direction of the plurality of battery cell units (2), a battery cell positive electrode of one battery cell unit (2) and a battery cell positive electrode of the other battery cell unit (2) are located at different sides, and a battery cell negative electrode of the one battery cell unit (2) and a battery cell negative electrode of the other battery cell unit (2) are located at different sides;
in two adjacent cell units (2), a cell positive electrode of one cell unit (2) and a cell negative electrode of the other cell unit (2) are electrically connected through the first busbar (51);
the material of the shell (1) is a conductive material, and along the arrangement direction of the plurality of battery cell units (2), the battery cell negative pole of the battery cell unit (2) at one end is conductively connected with the battery negative pole column (4) through the second bus bar (52), the battery cell positive pole of the battery cell unit (2) at the other end is conductively connected with the shell (1) through a third bus bar (53), the battery positive pole column (3) is conductively connected with the shell (1), and the battery negative pole column (4) is in insulation connection with the shell (1); or, along a plurality of arrangement directions of the battery cell units (2), the battery cell negative pole of the battery cell unit (2) at one end is conductively connected with the shell (1) through the second busbar (52), the battery cell positive pole of the battery cell unit (2) at the other end is conductively connected with the battery positive pole (3) through the third busbar (53), the battery negative pole (4) is conductively connected with the shell (1), and the battery positive pole (3) is in insulated connection with the shell (1).
7. The battery according to claim 5 or 6, further comprising an insulating mounting seat through which the first bus bar (51) and the second bus bar (52) on the same side are connected, or through which the first bus bar (51) and the third bus bar (53) on the same side are connected.
8. The battery according to claim 1, wherein the cell unit (2) is a stacked cell structure.
9. A power supply system comprising a battery according to any one of claims 1 to 8.
10. An automobile comprising a battery according to any one of claims 1 to 8 or a power supply system according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222120331.1U CN218242093U (en) | 2022-08-12 | 2022-08-12 | Battery, power supply system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222120331.1U CN218242093U (en) | 2022-08-12 | 2022-08-12 | Battery, power supply system and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218242093U true CN218242093U (en) | 2023-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222120331.1U Active CN218242093U (en) | 2022-08-12 | 2022-08-12 | Battery, power supply system and automobile |
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| Country | Link |
|---|---|
| CN (1) | CN218242093U (en) |
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2022
- 2022-08-12 CN CN202222120331.1U patent/CN218242093U/en active Active
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