CN219843094U - End plate, battery core mounting structure and battery pack - Google Patents
End plate, battery core mounting structure and battery pack Download PDFInfo
- Publication number
- CN219843094U CN219843094U CN202321227410.0U CN202321227410U CN219843094U CN 219843094 U CN219843094 U CN 219843094U CN 202321227410 U CN202321227410 U CN 202321227410U CN 219843094 U CN219843094 U CN 219843094U
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- Prior art keywords
- output electrode
- output
- electrode connecting
- grooves
- battery
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000012983 electrochemical energy storage Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 9
- 239000012634 fragment Substances 0.000 description 2
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical group [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to the technical field of electrochemical energy storage, and discloses an end plate, which comprises a fixing piece, wherein the fixing piece is connected with an output pole bracket for placing output pole connecting pieces, and the utility model also discloses a battery cell mounting structure. The utility model solves the problems of easy deformation of the output electrode connecting sheet and easy short circuit of the wire harness in contact with the battery module in the prior art, so as to improve the safety of the electric wires of the battery pack.
Description
Technical Field
The utility model relates to the technical field of electrochemical energy storage, in particular to an end plate, a cell mounting structure and a battery pack.
Background
At present, a battery pack generally comprises a battery box, a battery module, an acquisition module and a fire extinguishing device, wherein the battery module, the acquisition module and the fire extinguishing device are positioned in the battery box, an electronic device is positioned on the battery box, an output electrode connecting sheet positioned on the battery module is directly welded with an anode connecting sheet and a cathode connecting sheet positioned on the battery box respectively, a wire harness group in the acquisition module is used for electrically connecting the battery module with the electronic device, and the wire harness group is distributed on the battery module.
However, during use, the following problems exist: 1. the output electrode connecting sheet is a copper-aluminum electrode sheet, is easy to deform and easily causes the problem of wire safety; 2. when the short circuit of the battery module fails, the output electrode connecting sheet is respectively welded with the positive electrode connecting sheet and the negative electrode connecting sheet, so that the battery module is inconvenient to maintain and replace; 3. when the wire harness is arranged on the battery module, the wire harness is easy to contact with the battery core, short circuit is easy to cause, and then fire is caused by heating.
Disclosure of Invention
In order to overcome the defects in the prior art, one of the purposes of the utility model is to provide an end plate which can ensure the safety of wires when a battery module discharges and prevent the problem of short circuit caused by the contact of a wire harness group and a battery core.
The technical scheme adopted by the utility model is as follows:
an end plate, includes mounting, its characterized in that: the mounting is connected with the output pole support that is used for placing the output pole connection piece.
Explanation: the battery pack comprises a battery box, a battery module, an acquisition module and a fire extinguishing device, wherein the battery module, the acquisition module and the fire extinguishing device are positioned in the battery box, one end of the battery module is connected with an output electrode connecting sheet and an acquisition end connecting sheet, and the battery pack is positioned on an electronic device on the battery box.
Compared with the prior art, the utility model has the beneficial effects that:
the output electrode support can provide support for the output electrode connecting sheet with one end connected with the battery module, so that the output electrode connecting sheet is prevented from deforming, the safety problem of the electric wire is further caused, the output electrode connecting sheet provides insulation protection, and the safety of the electric wire when the battery module discharges is ensured.
In a preferred embodiment of the utility model, the fixing member is provided with a through groove penetrating through the upper end surface and the lower end surface of the fixing member, two opposite side walls of the through groove are provided with clamping grooves communicated with the through groove, and the output electrode bracket is connected with a spring sheet capable of being clamped into the clamping grooves.
The beneficial effect of this scheme: the through groove can enable heat to be not accumulated on the fixing piece, the fixing piece can be guaranteed to dissipate heat rapidly, the through groove can be convenient for open the clamping groove, and then the elastic sheet is convenient for to clamp into the clamping groove, the elastic sheet and the first clamping groove act together, the output electrode support can be convenient to install on the fixing piece and detach from the fixing piece, and then the output electrode support can be convenient for change.
In a preferred embodiment of the present utility model, the upper end surface of the fixing member is provided with a first U-shaped groove communicated with the through groove, the through groove is provided with a plurality of connecting portions connecting two opposite inner side walls of the through groove, and the output pole support is symmetrically provided with supporting portions protruding along the width direction of the output pole support and capable of being attached to the connecting portions and the first U-shaped groove at the same time.
In the scheme, before the elastic piece is clamped into the clamping groove, the elastic piece is pressed firstly, so that the elastic piece moves towards a central shaft close to the width direction of the output pole bracket, after the supporting part is attached to the connecting part and the first U-shaped groove, the elastic piece moves to the clamping groove along the length direction of the through groove in the through groove, the elastic piece is released, part of the elastic piece is clamped into the clamping groove, and part of the elastic piece is positioned between the output pole bracket and the first U-shaped groove; the elastic sheet is taken out from the clamping groove, and the part, between the output pole support and the first U-shaped groove, of the elastic sheet is pressed firstly, so that the elastic sheet moves towards the central shaft close to the width direction of the output pole support, the part, in the clamping groove, of the elastic sheet is clamped into the clamping groove, is withdrawn from the clamping groove, and then the output pole support is directly taken upwards, so that the output pole support and the fixing piece are detached.
The beneficial effect of this scheme: the connecting portion can strengthen the supporting strength of mounting, and connecting portion and first U type groove combined action can provide the support for the supporting part, and first U type groove can also provide the direction for the supporting part when output pole support and mounting are connected, and the supporting part can make output pole support and first U type groove have the interval, can be convenient for operate the shell fragment, and then can make the shell fragment card go into the draw-in groove fast.
As a preferred embodiment of the utility model, the output pole support is provided with a second U-shaped groove for placing the output pole connecting piece.
The beneficial effect of this scheme: the second U-shaped groove can guide and limit the output electrode connecting sheet, so that the output electrode connecting sheet can be conveniently and rapidly placed on the output electrode support, and the output electrode connecting sheet can be conveniently and stably placed on the second U-shaped groove.
In a preferred embodiment of the utility model, the outer side surface of the fixing member is provided with a mounting hole which is communicated with the through groove and used for placing the battery module into the battery box.
The beneficial effect of this scheme: the mounting hole can be convenient for frock location, is convenient for lock and snatch the mounting.
The second purpose of the utility model is to provide a battery cell mounting structure, which comprises a plurality of groups of battery modules, an output electrode connecting sheet with one end connected with the battery modules, and the end plates, wherein the battery modules comprise a battery cell group, the end plates positioned at two ends of the battery cell group, and a binding belt for connecting the battery cell group with the end plates, wherein a plurality of grooves are formed at the connection part of the outer side surface of the fixing piece and the surface perpendicular to the outer side surface of the fixing piece, and the binding belt penetrates through the grooves and is attached to the bottoms of the grooves.
The beneficial effect of this scheme: the recess can be through guaranteeing that ribbon closely laminates all the time with the mounting, and then prevents that the ribbon from coming off in the transportation for end plate and battery module link together all the time.
As a preferred embodiment of the utility model, one end of the output electrode connecting piece, which is positioned on the second U-shaped groove, is respectively connected with the positive electrode connecting piece and the negative electrode connecting piece, the output electrode connecting piece and the positive electrode connecting piece are in threaded connection with the output electrode bracket, and the output electrode connecting piece and the negative electrode connecting piece are in threaded connection with the output electrode bracket.
The beneficial effect of this scheme: the second U-shaped groove can ensure that the output electrode connecting piece is stably placed on the output electrode support, prevents that the output electrode connecting piece from falling off from the output electrode support, and the output electrode connecting piece passes through threaded connection with positive electrode connecting piece and negative electrode connecting piece respectively, can be convenient for output electrode connecting piece and positive electrode connecting piece be connected and separate to and be convenient for output electrode connecting piece and negative electrode connecting piece be connected and separate, also be convenient for simultaneously when battery module short circuit is inefficacy, make things convenient for output electrode connecting piece and positive electrode connecting piece and negative electrode connecting piece separation, and then conveniently replace and maintain the battery module, threaded connection can further strengthen the stability of output electrode connecting piece and output electrode support connection.
As a preferred embodiment of the present utility model, the fixing member is connected to an adjacent fixing member by a bracket.
The beneficial effect of this scheme: the support can be connected mounting and adjacent mounting, and then makes the fixed relative slip of taking place between battery module and the adjacent battery module in the transportation, ensures transportation safety.
As a preferred embodiment of the utility model, the output pole support is provided with a plurality of second U-shaped grooves for placing output pole connecting pieces.
The beneficial effect of this scheme: the second U-shaped grooves can facilitate the simultaneous placement of the output pole connecting pieces and the collecting end connecting pieces by the output pole support, so that the wire harness is prevented from being contacted with the battery module, and the wire harness is directly connected with the collecting end connecting pieces.
It is still another object of the present utility model to provide a battery pack including the above-described battery cell mounting structure.
Drawings
FIG. 1 is a schematic view of the structure of an end plate of the present utility model;
fig. 2 is a schematic structural view of the cell mounting structure of the present utility model.
Detailed Description
Exemplary embodiments that embody features and advantages of the present utility model will be set forth in detail in the following description. It will be understood that the utility model is capable of various modifications in various embodiments, all without departing from the scope of the utility model, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the utility model.
In the description of the present utility model, the orientation or positional relationship indicated by the terms "first", "second", "one side", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the structure referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The present utility model will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The reference numerals include: mounting 101, output pole support 102, through groove 103, clamping groove 104, spring plate 105, first U-shaped groove 106, connecting portion 107, supporting portion 108, second U-shaped groove 109, mounting hole 110, battery module 111, output pole connection piece 112, end plate 113, cell group 114, ribbon 115, groove 116, positive pole connection piece 117, negative pole connection piece 118, support 119, cell mounting structure 120.
Examples
As shown in fig. 1 and 2, an end plate 113 includes a fixing member 101, where the fixing member 101 is connected to an output pole support 102 for placing an output pole connection piece 112, and a plurality of second U-shaped grooves 109 for placing the output pole connection piece 112 are formed on the output pole support 102.
The mounting 101 is provided with through grooves 103 penetrating through the upper end face and the lower end face of the mounting 101, two opposite side walls of the through grooves 103 are provided with clamping grooves 104 communicated with the through grooves 103, the output electrode support 102 is connected with elastic sheets 105 capable of being clamped into the clamping grooves 104, the upper end face of the mounting 101 is provided with first U-shaped grooves 106 communicated with the through grooves 103, the through grooves 103 are connected with a plurality of connecting portions 107 connecting two opposite inner side walls of the through grooves 103, the output electrode support 102 is symmetrically provided with supporting portions 108 protruding along the width direction of the output electrode support 102 and capable of being attached to the connecting portions 107 and the first U-shaped grooves 106 at the same time, and the outer side face of the mounting 101 is provided with mounting holes 110 communicated with the through grooves 103 and used for placing battery modules 111 into a battery box.
In this embodiment, four elastic sheets 105 are symmetrically and alternately arranged below the output electrode support 102.
The battery cell mounting structure 120 comprises a plurality of groups of battery modules 111 and output electrode connecting sheets 112, one ends of the output electrode connecting sheets are connected with the battery modules 111, the battery modules 111 comprise battery cell groups 114, end plates 113 positioned at two ends of the battery cell groups 114, binding tapes 115 for connecting the battery cell groups 114 with the end plates 113, a plurality of grooves 116 are formed in the outer side surface of the fixing piece 101 and the connecting position of the outer side surface of the fixing piece 101, and the binding tapes 115 penetrate through the grooves 116 and are attached to the bottoms of the grooves 116.
In this embodiment, an insulating cover is disposed between the battery core and the fixing member 101, and a CCS assembly (not shown in the drawings) is connected to the battery module 111, and the CCS assembly is connected to the output electrode connecting piece and the collecting end connecting piece, and the positive electrode connecting piece 117 and the negative electrode connecting piece 118 are connected to the positive electrode end and the negative electrode end on the battery box, respectively.
One end of the output electrode connecting piece 112, which is located on the second U-shaped groove 109, is respectively connected with the positive electrode connecting piece 117 and the negative electrode connecting piece 118, the output electrode connecting piece 112, the positive electrode connecting piece 117 and the output electrode bracket 102 are in threaded connection, and the output electrode connecting piece 112, the negative electrode connecting piece 118 and the output electrode bracket 102 are in threaded connection.
The fixing member 101 is connected to the adjacent fixing member 101 by a bracket 119, and the bracket 119 is screwed to the surface of the fixing member 101 to which the output electrode bracket 102 is connected.
A battery pack comprising a cell mounting structure 120 as described above.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (9)
1. An end plate, includes mounting, its characterized in that: the fixing piece is connected with an output electrode bracket for placing the output electrode connecting piece, the fixing piece is provided with through grooves penetrating through the upper end face and the lower end face of the fixing piece, clamping grooves communicated with the through grooves are formed in two opposite side walls of the through grooves, and the output electrode bracket is connected with an elastic sheet capable of being clamped into the clamping grooves.
2. An end plate according to claim 1, characterized in that: the utility model discloses a portable power source, including mounting, output pole support, connecting portion, first U type groove, connecting portion, output pole support, mounting up end, the mounting up end is equipped with the first U type groove with logical groove intercommunication, it is equipped with the connecting portion of a plurality of two inside walls that connect to put through the groove relatively to lead to the groove, output pole support is equipped with outstanding and can laminate with connecting portion, first U type groove simultaneously along output pole support width direction symmetry.
3. An end plate according to claim 1, characterized in that: the output electrode support is provided with a second U-shaped groove for placing the output electrode connecting sheet.
4. An end plate according to claim 1, characterized in that: the mounting hole communicated with the through groove and used for placing the battery module into the battery box is formed in the outer side face of the fixing piece.
5. The utility model provides a electricity core mounting structure, includes the output utmost point connection piece that multiunit battery module, one end and battery module are connected, its characterized in that: the battery module comprises a battery cell group, end plates positioned at two ends of the battery cell group, and a binding belt for connecting the battery cell group and the end plates, wherein a plurality of grooves are formed in the joint of the outer side surface of the fixing piece and the surface perpendicular to the outer side surface of the fixing piece, and the binding belt penetrates through the grooves and is attached to the bottoms of the grooves.
6. The cell mounting structure according to claim 5, wherein: one end of the output electrode connecting piece, which is positioned on the second U-shaped groove, is respectively connected with the positive electrode connecting piece and the negative electrode connecting piece, the output electrode connecting piece, the positive electrode connecting piece and the output electrode bracket are in threaded connection, and the output electrode connecting piece, the negative electrode connecting piece and the output electrode bracket are in threaded connection.
7. The cell mounting structure according to claim 5, wherein: the fixing pieces are connected with adjacent fixing pieces through brackets.
8. The cell mounting structure according to claim 5, wherein: the output electrode support is provided with a plurality of second U-shaped grooves which can be used for placing output electrode connecting sheets.
9. A battery pack, characterized in that: comprising the cell mounting structure of any one of claims 5-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321227410.0U CN219843094U (en) | 2023-05-19 | 2023-05-19 | End plate, battery core mounting structure and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321227410.0U CN219843094U (en) | 2023-05-19 | 2023-05-19 | End plate, battery core mounting structure and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219843094U true CN219843094U (en) | 2023-10-17 |
Family
ID=88304030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321227410.0U Active CN219843094U (en) | 2023-05-19 | 2023-05-19 | End plate, battery core mounting structure and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219843094U (en) |
-
2023
- 2023-05-19 CN CN202321227410.0U patent/CN219843094U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |