CN217823030U - Battery cover plate assembly and battery - Google Patents
Battery cover plate assembly and battery Download PDFInfo
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- CN217823030U CN217823030U CN202221953728.2U CN202221953728U CN217823030U CN 217823030 U CN217823030 U CN 217823030U CN 202221953728 U CN202221953728 U CN 202221953728U CN 217823030 U CN217823030 U CN 217823030U
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- cover plate
- hole
- battery
- battery cover
- insulating part
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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 relates to a battery technology field provides a battery cover plate subassembly and battery. The battery cover plate assembly includes: the cover plate is provided with a liquid injection hole; the insulating part, the insulating part sets up in one side of apron, the insulating part is provided with first portion of dodging and the second portion of dodging, first portion of dodging and the second portion of dodging are around the first diagonal direction of insulating part and the crossing point central symmetry setting of second diagonal direction, so that first portion of dodging or the second portion of dodging set up with annotating the liquid hole relatively, thereby can be in the equipment process that carries out the insulating part, need not consider the installation direction of insulating part, the insulating part can install by the rotation degree, guarantee that first portion of dodging or the second dodge the portion and annotate the relative setting of liquid hole, with this avoid sheltering from and annotate the liquid hole, not only can improve the packaging efficiency of battery cover plate subassembly, and can effectively guarantee to annotate the liquid hole and can reliably annotate the liquid, improve the performance of battery cover plate subassembly with this.
Description
Technical Field
The utility model relates to a battery technology field especially relates to a battery cover plate subassembly and battery.
Background
In the related art, an insulating part is arranged below a cover plate of a battery cover plate assembly for insulation protection, so that the insulating part is prevented from blocking a liquid injection hole in the cover plate, the insulating part is required to be accurately installed in place, and the assembly efficiency of the battery cover plate assembly is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a battery cover plate subassembly and battery to improve the performance of battery cover plate subassembly.
According to the utility model discloses a first aspect provides a battery cover plate subassembly, include:
the cover plate is provided with a liquid injection hole;
the insulating part, the insulating part sets up in one side of apron, and the insulating part is provided with first portion of dodging and the portion is dodged to the second, and the first portion of dodging and the portion is dodged to the second and is set up about the first diagonal direction of insulating part and the nodical central symmetry of second diagonal direction to make first portion of dodging or the second dodge the portion and annotate the relative setting of liquid hole.
The utility model discloses battery cover plate subassembly includes apron and insulating part, and the insulating part sets up in one side of apron to this realizes the insulation protection to the apron. Through being provided with on the apron and annotating the liquid hole, so that be used for the inside notes liquid of battery, and the insulating part is provided with first portion of dodging and the portion is dodged to the second, and first portion of dodging and the second of dodging dodge about the first diagonal direction of insulating part and the crossing point central symmetry setting of second diagonal direction, so as to can be in the equipment process that carries out the insulating part, need not consider the installation direction of insulating part, the insulating part can install by the rotation degree, guarantee first portion of dodging or the second portion of dodging and annotate the liquid hole and set up relatively, so as to avoid sheltering from and annotate the liquid hole, not only can improve the packaging efficiency of battery cover plate subassembly, and can effectively guarantee to annotate the liquid hole and can reliably annotate the liquid, so as to improve the performance of battery cover plate subassembly.
According to the utility model discloses a second aspect provides a battery, including foretell battery cover plate subassembly and electric core, the insulating part sets up between apron and electric core.
The utility model discloses battery includes battery cover plate subassembly and electric core, and battery cover plate subassembly includes apron and insulating part, and the insulating part sets up between apron and electric core, and the insulating part sets up in one side of apron to this realizes the insulation protection to the apron. Through being provided with on the apron and annotating the liquid hole with this for the inside notes liquid of battery, and the insulating part is provided with first portion of dodging and the second portion of dodging, and first portion of dodging and the second of dodging are dodged the first diagonal direction of portion about the insulating part and the crossing point central symmetry setting of second diagonal direction, thereby can be in the equipment process that carries out the insulating part, need not consider the installation direction of insulating part, the insulating part can install by the rotation degree, guarantee that first portion of dodging or the second of dodging set up with annotating the liquid hole relatively, with this avoid sheltering from annotating the liquid hole, not only can improve the packaging efficiency of battery cover plate subassembly, and can effectively guarantee to annotate the liquid hole and reliably annotate the liquid, use performance with this improvement battery.
Drawings
For a better understanding of the present disclosure, reference may be made to the embodiments illustrated in the following drawings. The components in the drawings are not necessarily to scale, and related elements may be omitted in order to emphasize and clearly illustrate the technical features of the present disclosure. In addition, the relevant elements or components may be arranged differently as is known in the art. Further, in the drawings, like reference characters designate the same or similar parts throughout the several views. Wherein:
FIG. 1 is a schematic diagram illustrating the construction of a battery cover plate assembly according to an exemplary embodiment;
FIG. 2 is an exploded schematic view of a battery cover plate assembly according to an exemplary embodiment;
fig. 3 is a schematic structural view illustrating an insulating member of a battery cover plate assembly according to an exemplary embodiment.
The reference numerals are illustrated below:
10. a cover plate; 11. an upper surface; 12. a lower surface; 13. a liquid injection hole; 20. an insulating member; 21. a first avoidance portion; 211. a first through hole; 212. a first shield; 22. a second avoidance portion; 221. a second through hole; 222. a second shield; 30. a pole assembly; 40. an explosion-proof valve.
Detailed Description
The technical solutions in the exemplary embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the exemplary embodiments of the present disclosure. The example embodiments described herein are for illustrative purposes only and are not intended to limit the scope of the present disclosure, so it should be understood that various modifications and changes may be made to the example embodiments without departing from the scope of the present disclosure.
In the description of the present disclosure, unless otherwise explicitly specified or limited, the terms "first", "second", and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more; the term "and/or" includes any and all combinations of one or more of the associated listed items. In particular, reference to "the" object or "an" object is also intended to mean one of many such objects possible.
The terms "connected," "secured," and the like are to be construed broadly and encompass, for example, a fixed connection, a removable connection, an integral connection, an electrical connection, or a signal connection; "connected" may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present disclosure can be understood by those skilled in the art as the case may be.
Further, in the description of the present disclosure, it is to be understood that the directional words "upper", "lower", "inner", "outer", etc., which are described in the exemplary embodiments of the present disclosure, are described at the angles shown in the drawings, and should not be construed as limiting the exemplary embodiments of the present disclosure. It will also be understood that, in this context, when an element or feature is referred to as being "on", "under", or "inner", "outer" with respect to another element(s), it can be directly on "," under ", or" inner "," outer "with respect to the other element(s), or indirectly on", "under", or "inner", "outer" with respect to the other element(s) via intervening elements.
An embodiment of the utility model provides a battery cover plate assembly, please refer to fig. 1 to fig. 3, battery cover plate assembly includes: the cover plate 10 is provided with a liquid injection hole 13; the insulating member 20, the insulating member 20 is arranged on one side of the cover plate 10, the insulating member 20 is provided with a first escape part 21 and a second escape part 22, and the first escape part 21 and the second escape part 22 are arranged symmetrically with respect to the center of the intersection point of the first diagonal direction and the second diagonal direction of the insulating member 20, so that the first escape part 21 or the second escape part 22 is arranged opposite to the liquid injection hole 13.
The utility model discloses a battery cover plate subassembly of an embodiment includes apron 10 and insulating part 20, and insulating part 20 sets up in one side of apron 10 to this realizes the insulation protection to apron 10. Through being provided with notes liquid hole 13 on apron 10 to this is used for the inside notes liquid of battery, and insulating part 20 is provided with first dodge portion 21 and second dodge portion 22, and first dodge portion 21 and second dodge portion 22 are central symmetry setting about the crossing point of the first diagonal direction of insulating part 20 and the second diagonal direction, thereby can be in the assembling process of carrying out insulating part 20, need not consider the installation direction of insulating part 20, insulating part 20 can rotate 180 degrees and install, guarantee first dodge portion 21 or second dodge portion 22 and annotate the relative setting of liquid hole 13, with this avoid sheltering from notes liquid hole 13, not only can improve the packaging efficiency of battery cover board subassembly, and can effectively guarantee to annotate liquid hole 13 and reliably annotate the liquid, with this performance that improves battery cover board subassembly.
It should be noted that the battery cover plate assembly can be used to connect with the casing, so as to seal the battery core, and the electrolyte injection hole 13 is used to inject the electrolyte.
As shown in fig. 2, the intersection point between the first diagonal direction a and the second diagonal direction B of the insulating member 20 is C, and the first escape portion 21 and the second escape portion 22 are disposed in central symmetry with respect to the intersection point C between the first diagonal direction a and the second diagonal direction B of the insulating member 20, that is, after the first escape portion 21 is rotated 180 degrees around the intersection point C, the first escape portion 21 and the second escape portion 22 substantially overlap with each other, so that in the process of assembling the lid plate 10 and the insulating member 20, the problem of shielding the liquid injection hole 13 does not occur regardless of the assembling direction of the insulating member 20 and the lid plate 10, and the liquid injection hole 13 is ensured to be used for injecting the electrolyte liquid regardless of the arrangement of the first escape portion 21 or the second escape portion 22 opposite to the liquid injection hole 13.
The insulating member 20 is disposed at one side of the cap plate 10, that is, at least a portion of the insulating member 20 may be disposed above the cap plate 10, or at least a portion of the insulating member 20 may be disposed below the cap plate 10, thereby achieving insulating protection of the cap plate 10. The first avoiding portion 21 or the second avoiding portion 22 is disposed opposite to the liquid injection hole 13, and it is necessary to ensure that the electrolyte can be injected into the battery through the liquid injection hole 13, for example, the insulating member 20 is disposed above the cover plate 10, at this time, the first avoiding portion 21 and the second avoiding portion 22 may include through holes, so that the electrolyte can enter the liquid injection hole 13 through the through holes, thereby achieving liquid injection. Alternatively, the insulating member 20 is provided below the cover plate 10, in which case the first escape portion 21 and the second escape portion 22 may include through holes so that the electrolyte discharged from the liquid inlet hole 13 can enter the battery through the through holes, or the first escape portion 21 and the second escape portion 22 may not include through holes but the electrolyte may be discharged into the battery through a structure other than the first escape portion 21 and the second escape portion 22, for example, the first escape portion 21 and the second escape portion 22 may be grooves, and the grooves may communicate with at least one through hole.
The first escape part 21 or the second escape part 22 is provided opposite to the pour hole 13, that is, an orthogonal projection of the first escape part 21 or the second escape part 22 on the plane of the pour hole 13 overlaps at least a part of the pour hole 13.
In one embodiment, as shown in FIG. 2, the upper surface 11 and the lower surface 12 are oppositely disposed.
In one embodiment, the insulating member 20 may be disposed on the upper surface 11 of the cap plate 10, thereby achieving insulation protection of the upper surface 11 of the cap plate 10.
In one embodiment, as shown in fig. 1 and 2, the insulating member 20 may be disposed on the lower surface 12, thereby achieving an insulating protection of the lower surface 12 of the cap plate 10.
In one embodiment, the insulating member 20 includes a first center line and a second center line, the first center line and the second center line extend along the length direction and the width direction of the insulating member 20, and the first avoiding portion 21 and the second avoiding portion 22 are symmetrically arranged with respect to the second center line, so that the first avoiding portion 21 and the second avoiding portion 22 can be arranged to deviate from the second center line, but when the insulating member 20 is installed by rotating 180 degrees, the first avoiding portion 21 or the second avoiding portion 22 can still be ensured to be arranged opposite to the liquid injection hole 13.
As shown in fig. 3, the insulating member 20 includes a first central line D and a second central line E, the first avoiding portion 21 and the second avoiding portion 22 are symmetrically disposed about the second central line E, at this time, the first avoiding portion 21 and the second avoiding portion 22 are respectively located at two opposite sides of the second central line E, and the first avoiding portion 21 and the second avoiding portion 22 intersect with the first central line D, so that the liquid injection hole 13 corresponding to the first avoiding portion 21 or the second avoiding portion 22 can be disposed to deviate from the center of the cover plate 10, and it is convenient to dispose other structures at the center of the cover plate 10, for example, the explosion-proof valve 40 is disposed at the center of the cover plate 10, so that the gas inside the battery can timely contact with the explosion-proof valve 40, and the safety performance of the battery is ensured.
In one embodiment, as shown in fig. 3, the first avoiding portion 21 includes a first through hole 211, and the second avoiding portion 22 includes a second through hole 221, so that when the liquid injection hole 13 is disposed opposite to the first avoiding portion 21 or the second avoiding portion 22, the electrolyte discharged from the liquid injection hole 13 can be directly discharged into the battery through the first through hole 211 or the second through hole 221, thereby improving the liquid injection efficiency of the battery.
In an embodiment, as shown in fig. 3, the first avoiding portion 21 further includes a first shielding member 212, the first shielding member 212 is disposed in the first through hole 211 and shields a portion of the first through hole 211, the second avoiding portion 22 includes a second shielding member 222, the second shielding member 222 is disposed in the second through hole 221 and shields a portion of the second through hole 221, so that an excessive pressure of the electrolyte impacting the battery cell due to an excessively large area of the first through hole 211 or the second through hole 221 can be avoided, thereby avoiding the damage to the battery cell by the electrolyte and also ensuring that the electrolyte can be normally discharged into the battery.
The first blocking member 212 may form at least one passage with the hole wall of the first through hole 211, and the first blocking member 212 may be provided with a passage, and as shown in fig. 3, the first blocking member 212 may form a plurality of passages with the hole wall of the first through hole 211, and the center of the first blocking member 212 also has a passage. Correspondingly, the second shielding member 222 and the wall of the second through hole 221 can form at least one channel, and the second shielding member 222 can be provided with a channel, and as shown in fig. 3, the second shielding member 222 and the wall of the second through hole 221 can form a plurality of channels, and the center of the second shielding member 222 also has one channel.
In one embodiment, one end of the first shielding member 212, which is away from the cover plate 10, protrudes out of the first through hole 211, and one end of the second shielding member 222, which is away from the cover plate 10, protrudes out of the second through hole 221, so that the first shielding member 212 or the second shielding member 222 can realize a stop on the internal structure of the battery, and prevent the first through hole 211 or the second through hole 221 from being blocked, for example, the first shielding member 212 or the second shielding member 222 can realize a stop on the tab of the battery cell, and prevent the tab from being plugged into the first through hole 211 or the second through hole 221.
In one embodiment, the other end of the first shielding member 212 facing the cap plate 10 may be positioned in the first through hole 211, and the other end of the second shielding member 222 facing the cap plate 10 may be positioned in the second through hole 221, so as to facilitate the electrolyte to enter into the first through hole 211 or the second through hole 221.
In one embodiment, a part of the structure forming the electrolyte injection hole 13 may be located in the first through hole 211 or the second through hole 221, which not only can achieve the positioning connection between the cover plate 10 and the insulating member 20, but also can enable the electrolyte to accurately enter the first through hole 211 or the second through hole 221, thereby improving the electrolyte injection efficiency.
In one embodiment, the battery cover plate assembly further comprises a blocking member for blocking the first through hole 211 or the second through hole 221 which is not opposite to the liquid injection hole 13, so that the connection of the internal structure of the battery with the cover plate 10 through the first through hole 211 or the second through hole 221 can be avoided, thereby ensuring the safety performance of the battery.
Annotate liquid hole 13 and can be relative with first through-hole 211 setting, at this moment, second through-hole 221 can realize the shutoff through the shutoff piece to when annotating liquid to carrying out the negative pressure to battery inside, can avoid the utmost point ear of electric core to be inhaled in the second through-hole 221, thereby form the contact with apron 10, with this security performance of guaranteeing the battery.
In one embodiment, the blocking member is detachably disposed on the insulating member 20, which not only facilitates the disposition of the blocking member, but also allows the blocking member to be detached or installed according to specific installation conditions. For example, the first through hole 211 and the second through hole 221 may be provided with a blocking member, and after the cover plate 10 and the insulating member 20 are mounted, the blocking member may be removed according to the conditions of the first through hole 211, the second through hole 221, and the liquid injection hole 13, for example, the liquid injection hole 13 is disposed opposite to the first through hole 211, and at this time, the blocking member blocked on the first through hole 211 may be removed, that is, the blocking member is blocked inside the second through hole 221.
In one embodiment, the cover plate 10 is clamped with the insulating member 20, so that the positioning connection between the cover plate 10 and the insulating member 20 can be quickly realized, thereby improving the assembly efficiency of the battery cover plate assembly.
In one embodiment, the cover plate 10 is provided with a first connecting portion, the insulating member 20 is provided with a second connecting portion, and the first connecting portion and the second connecting portion are clamped to ensure that the cover plate 10 and the insulating member 20 are quickly connected through the first connecting portion and the second connecting portion.
One of the first connecting portion and the second connecting portion may be a protrusion, the other one may be a groove, the protrusion and the groove may be clamped, and further, the protrusion and the groove may be clamped, so as to improve the connection stability of the cover plate 10 and the insulating member 20. Alternatively, the first and second connecting portions may be a snap and a connection structure of the snap.
In one embodiment, the first connecting portions are at least two and are arranged in a central symmetry manner with respect to an intersection point of a third diagonal direction and a fourth diagonal direction of the cover plate 10, so that after the insulating member 20 is rotated by 180 degrees and then is mounted, the second connecting portion can still be connected with one of the two first connecting portions, thereby facilitating the assembly of the insulating member 20 and improving the assembly efficiency of the battery cover plate assembly.
In one embodiment, the number of the second connecting portions is at least two, and the second connecting portions are arranged in a central symmetry manner about the intersection point of the first diagonal direction and the second diagonal direction of the insulating member 20, that is, after the insulating member 20 is rotated by 180 degrees and then is installed, one of the two second connecting portions can still be connected with the first connecting portion, so that the assembling of the insulating member 20 is facilitated, and the assembling efficiency of the battery cover plate assembly is improved.
It should be noted that the first receding portion 21 and the second receding portion 22 of the insulating member 20 are symmetrically disposed about the center of the intersection point of the first diagonal direction and the second diagonal direction of the insulating member 20, and in order to ensure that the first connecting portion of the cover plate 10 or the second connecting portion of the insulating member 20 can still realize the connection between the first connecting portion and the second connecting portion after the insulating member 20 is rotated by 180 degrees, in this case, it is required to ensure that the two first connecting portions are symmetrically disposed about the center of the intersection point of the third diagonal direction and the fourth diagonal direction of the cover plate 10, or that the two second connecting portions are symmetrically disposed about the center of the intersection point of the first diagonal direction and the second diagonal direction of the insulating member 20. In some embodiments, it is not excluded that two first connection portions are simultaneously and symmetrically arranged with respect to the intersection point of the third diagonal direction and the fourth diagonal direction of the cap plate 10, and two second connection portions are simultaneously and symmetrically arranged with respect to the intersection point of the first diagonal direction and the second diagonal direction of the insulating member 20, so as to ensure simultaneous connection of the two first connection portions and the two second connection portions, thereby improving the stability of connection of the cap plate 10 and the insulating member 20.
In one embodiment, the insulating member 20 is provided with a heat-melting column, and the heat-melting column is connected with the cover plate 10, so that the cover plate 10 and the insulating member 20 can be reliably and fixedly connected, the connection stability of the cover plate 10 and the insulating member 20 is ensured, and the problem that the cover plate 10 and the insulating member 20 are loosened after long-term use is avoided.
In one embodiment, the cover plate 10 is a metal member, and the insulating member 20 is a plastic member.
In one embodiment, as shown in fig. 1 and 2, the battery cover plate assembly further includes two pole assemblies 30 and an explosion-proof valve 40, the two pole assemblies 30 are spaced apart from each other on the cover plate 10, and the explosion-proof valve 40 is located between the two pole assemblies 30.
In one embodiment, the battery cover plate assembly is a prismatic battery cover plate assembly, i.e., the battery cover plate assembly is a quadrangular prism type battery cover plate assembly.
An embodiment of the utility model also provides a battery, including foretell battery cover plate subassembly and electric core, insulating part 20 sets up between apron 10 and electric core.
The utility model discloses a battery of embodiment includes battery cover plate assembly and electric core, and battery cover plate assembly includes apron 10 and insulating part 20, and insulating part 20 sets up in one side of apron 10 to this realizes the insulation protection to apron 10. Through being provided with notes liquid hole 13 on apron 10 to this is used for the inside notes liquid of battery, and insulating part 20 is provided with first dodge portion 21 and second dodge portion 22, and first dodge portion 21 and second dodge portion 22 are with regard to the crossing point central symmetry setting of the first diagonal direction of insulating part 20 and the second diagonal direction, thereby can be in the assembling process of carrying out insulating part 20, need not consider the installation direction of insulating part 20, insulating part 20 can rotate 180 degrees and install, guarantee first dodge portion 21 or second dodge portion 22 and annotate the relative setting of liquid hole 13, with this avoid sheltering from notes liquid hole 13, not only can improve the packaging efficiency of battery cover board subassembly, and can effectively guarantee to annotate liquid hole 13 and reliably annotate the liquid, with this performance that improves the battery.
The insulating member 20 is disposed between the cap plate 10 and the battery cell, so that the cap plate 10 and the battery cell can be protected from being insulated, thereby preventing the cap plate 10 and the battery cell from being electrically connected.
The battery further comprises a housing, a battery cover plate assembly is connected with the housing, and the cover plate 10 can be welded with the housing. The battery also comprises a battery cell which is arranged in the battery cover plate component and the shell. The battery can be a square battery, namely the battery can be a quadrangular prism battery which mainly refers to a prismatic shape, but whether each edge of the prism is a straight line in a strict meaning or not is not strictly limited, corners between the edges are not necessarily right angles, and the battery can be in arc transition.
The battery includes a cell and an electrolyte, and is a minimum unit capable of performing an electrochemical reaction such as charge/discharge. The cell refers to a unit formed by winding or laminating a stack including a first electrode, a separator, and a second electrode. When the first electrode is a positive electrode, the second electrode is a negative electrode. Wherein the polarities of the first and second electrodes may be interchanged.
In one embodiment, the batteries are laminated batteries, so that the batteries are convenient to pack and can be processed to obtain batteries with longer lengths.
Specifically, electric core is lamination formula electric core, and electric core has first pole piece that stacks up each other, with first pole piece opposite electric property's second pole piece and the diaphragm of setting between first pole piece and second pole piece to make many to pile up and form lamination formula electric core to first pole piece and second pole piece.
Optionally, the battery may be a wound battery, that is, a first pole piece, a second pole piece opposite to the first pole piece in electrical property, and a diaphragm sheet disposed between the first pole piece and the second pole piece are wound to obtain a wound battery core.
An embodiment of the utility model also provides a battery pack, including foretell battery.
The utility model discloses the battery of group battery of an embodiment includes battery cover plate assembly, and battery cover plate assembly includes apron 10 and insulating part 20, and insulating part 20 sets up in one side of apron 10 to this realizes the insulation protection to apron 10. Through being provided with notes liquid hole 13 on apron 10 to this is used for the inside notes liquid of battery, and insulating part 20 is provided with first dodge portion 21 and second dodge portion 22, and first dodge portion 21 and second dodge portion 22 are with regard to the crossing point central symmetry setting of the first diagonal direction of insulating part 20 and the second diagonal direction, thereby can be in the assembling process of carrying out insulating part 20, need not consider the installation direction of insulating part 20, insulating part 20 can rotate 180 degrees and install, guarantee first dodge portion 21 or second dodge portion 22 and annotate the relative setting of liquid hole 13, with this avoid sheltering from notes liquid hole 13, not only can improve the packaging efficiency of battery cover board subassembly, and can effectively guarantee to annotate liquid hole 13 and reliably annotate the liquid, with this performance that improves the group battery.
In one embodiment, the battery pack is a battery module or a battery pack.
The battery module includes a plurality of batteries, and the battery module may further include an end plate and a side plate for fixing the plurality of batteries.
It should be noted that a plurality of batteries can be arranged in the battery box after forming the battery module, and the plurality of batteries can be fixed through the end plate and the side plate. A plurality of batteries can directly set up in the battery box, need not to pack a plurality of batteries promptly, and at this moment, can get rid of end plate and curb plate.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This disclosure is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and example embodiments be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (11)
1. A battery cover plate assembly, comprising:
the cover plate (10), wherein the cover plate (10) is provided with a liquid injection hole (13);
the insulating part (20), the insulating part (20) set up in one side of apron (10), insulating part (20) are provided with first dodge portion (21) and second dodge portion (22), first dodge portion (21) and second dodge portion (22) about the first diagonal direction of insulating part (20) and the crossing point central symmetry of second diagonal direction set up, so that first dodge portion (21) or second dodge portion (22) with annotate liquid hole (13) and set up relatively.
2. The battery cover plate assembly according to claim 1, wherein the insulating member (20) includes a first center line and a second center line, the first center line and the second center line extend in a length direction and a width direction of the insulating member (20), respectively, and the first relief portion (21) and the second relief portion (22) are symmetrically disposed about the second center line.
3. The battery cover plate assembly according to claim 1, wherein the first escape portion (21) includes a first through hole (211), and the second escape portion (22) includes a second through hole (221).
4. The battery cover plate assembly according to claim 3, wherein the first escape portion (21) further includes a first shielding member (212), the first shielding member (212) is disposed in the first through hole (211) and shields a portion of the first through hole (211), and the second escape portion (22) includes a second shielding member (222), the second shielding member (222) is disposed in the second through hole (221) and shields a portion of the second through hole (221).
5. The battery cover plate assembly according to claim 4, wherein an end of the first shutter (212) facing away from the cover plate (10) protrudes out of the first through hole (211), and an end of the second shutter (222) facing away from the cover plate (10) protrudes out of the second through hole (221).
6. The battery cover plate assembly according to claim 3, further comprising a blocking member for blocking the first through-hole (211) or the second through-hole (221) which is not disposed opposite to the pour hole (13).
7. The battery cover plate assembly according to claim 6, wherein the blocking member is detachably provided to the insulating member (20).
8. The battery cover plate assembly according to any one of claims 1 to 7, wherein the cover plate (10) is snap-fitted with the insulating member (20).
9. The battery cover plate assembly according to claim 8, wherein a first connecting part is arranged on the cover plate (10), a second connecting part is arranged on the insulating member (20), and the first connecting part and the second connecting part are clamped;
the first connecting portions are at least two and are arranged in a center-symmetrical manner about the intersection point of the third diagonal direction and the fourth diagonal direction of the cover plate (10), or the second connecting portions are at least two and are arranged in a center-symmetrical manner about the intersection point of the first diagonal direction and the second diagonal direction of the insulating member (20).
10. The battery cover plate assembly according to any one of claims 1 to 7, wherein the insulating member (20) is provided with a heat-fusible column, and the heat-fusible column is connected with the cover plate (10).
11. A battery comprising a battery cover plate assembly according to any one of claims 1 to 10 and a cell, wherein the insulator (20) is disposed between the cover plate (10) and the cell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221953728.2U CN217823030U (en) | 2022-07-27 | 2022-07-27 | Battery cover plate assembly and battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221953728.2U CN217823030U (en) | 2022-07-27 | 2022-07-27 | Battery cover plate assembly and battery |
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CN217823030U true CN217823030U (en) | 2022-11-15 |
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Family Applications (1)
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CN202221953728.2U Active CN217823030U (en) | 2022-07-27 | 2022-07-27 | Battery cover plate assembly and battery |
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CN (1) | CN217823030U (en) |
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2022
- 2022-07-27 CN CN202221953728.2U patent/CN217823030U/en active Active
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