CN207753067U - The protective device of lithium battery group - Google Patents

The protective device of lithium battery group Download PDF

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Publication number
CN207753067U
CN207753067U CN201721828791.2U CN201721828791U CN207753067U CN 207753067 U CN207753067 U CN 207753067U CN 201721828791 U CN201721828791 U CN 201721828791U CN 207753067 U CN207753067 U CN 207753067U
Authority
CN
China
Prior art keywords
lithium battery
battery case
battery
protective device
removable cover
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721828791.2U
Other languages
Chinese (zh)
Inventor
曹长春
黄加胜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Qing Sheng Amperex Technology Ltd
Original Assignee
Hunan Qing Sheng Amperex Technology Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Qing Sheng Amperex Technology Ltd filed Critical Hunan Qing Sheng Amperex Technology Ltd
Priority to CN201721828791.2U priority Critical patent/CN207753067U/en
Application granted granted Critical
Publication of CN207753067U publication Critical patent/CN207753067U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model discloses the protective devices of lithium battery group, including battery case, it is equidistant on the roof of the battery case to offer multiple battery cases, the inside of each battery case is equipped with lithium battery, it is symmetrically installed with multiple first springs on bottom wall inside each battery case, the top of first spring is equipped with buffer board, the bottom end of each lithium battery is all provided with that there are two electrodes, and the two poles of the earth of lithium battery are electrically connected with two electrodes respectively, jack corresponding with electrode position there are two being opened up on each buffer board, installing port there are two symmetrically being opened up on bottom wall inside each battery case, the inside of two installing ports is mounted on second spring.The utility model is simple in structure, easy to operation, and the mounting means by changing conventional batteries makes single lithium battery be easier to be removable and replaceable, while not influencing its normal work and having certain pooling feature, efficiently convenient, is worthy to be popularized.

Description

The protective device of lithium battery group
Technical field
The utility model is related to the protective devices of technical field of lithium batteries more particularly to lithium battery group.
Background technology
In recent years, with the rapid proliferations such as portable electricity consuming products, small household appliance, electric tool, electric vehicle, lithium electricity Due to the advantages that capacity is high, have extended cycle life, memory-less effect, low and environmentally protective self-discharge rate, becoming many needs can in pond The electronics of charging cell, the power resources of electric product.In actual use, it usually needs more lithium battery serial or parallel connections make With.When multiple single lithium batteries are used in series, since the performance of each single lithium battery is difficult to accomplish completely the same, performance is most The battery of difference often becomes the bottleneck of whole group power supply.And due to " short -board effect ", the worst battery of performance is usually earlier than other electricity Pond is full of, and is also vented earlier than other batteries, among charge and discharge cycles repeatedly, this gap can be gradually expanded, and ultimately cause The deterioration of whole group battery performance.And existing battery pack is difficult to carry out demolition and replacement to single lithium battery after mounting, is needed Improvement is made to this.
Utility model content
Purpose of the utility model is to solve be not easy to replace when single battery in battery pack in the prior art damages The problem of, and the protective device of the lithium battery group proposed.
To achieve the goals above, the utility model uses following technical solution:
The protective device of lithium battery group, including battery case, it is equidistant on the roof of the battery case to offer multiple batteries The inside of slot, each battery case is equipped with lithium battery, is symmetrically installed on the bottom wall inside each battery case more The top of a first spring, first spring is equipped with buffer board, and the bottom end of each lithium battery is all provided with there are two electrode, And the two poles of the earth of lithium battery are electrically connected with two electrodes respectively, open up that there are two corresponding with electrode position on each buffer board Jack, symmetrically open up that there are two installing port, the inside of two installing ports on the bottom wall inside each battery case It is mounted on second spring, the top of two second springs is mounted on conductive sheet, and two conductive sheets and two electrodes Position corresponds to, and is inserted with removable cover on the lateral wall on the battery case top, the battery case is far from removable cover side It is symmetrically installed on roof there are two fixing screws, the removable cover is offered and fixed on the roof of fixing screws one end The mutually matched mounting hole of screw.
Preferably, the inside of the battery case offers mounting groove, and the inside of the mounting groove is equipped with wiring board, each The conductive sheet is electrically connected in the circuit board by electric wire.
Preferably, the both sides on each lithium battery top offer slope.
Preferably, junction pole there are two being symmetrically installed on the lateral wall of the battery case, and junction pole is made of copper material, Two junction poles pass through electric wire and circuit board electrical connection respectively.
Preferably, it is offered on the battery case and the mutually matched board slot of removable cover.
In the utility model, user opens removable cover, and lithium battery is bounced by buffer board, you can removes the lithium of damage Battery takes new lithium battery to be placed in battery case, so that electrode is inserted into jack, then pushes to removable cover again, due to lithium electricity Pond top offers slope, therefore lithium battery is got into battery case, and electrode is in close contact the connection for realizing circuit with conductive sheet, Removable cover can be fixed by screwing on fixing screws.The utility model is simple in structure, easy to operation, by changing conventional batteries Mounting means makes single lithium battery be easier to be removable and replaceable, while not influencing its normal work and having certain buffering Function, it is efficiently convenient, it is worthy to be popularized.
Description of the drawings
Fig. 1 be the utility model proposes lithium battery group protective device overall structure diagram;
Fig. 2 be the utility model proposes lithium battery group protective device part A structure enlarged drawing;
Fig. 3 be the utility model proposes lithium battery group protective device part B structure enlarged drawing.
In figure:1 battery case, 2 battery cases, 3 lithium batteries, 4 first springs, 5 buffer boards, 6 electrodes, 7 installing ports, 8 second bullets Spring, 9 conductive sheets, 10 removable covers, 11 mounting grooves, 12 board slots, 13 fixing screws, 14 mounting holes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.
In the description of the present invention, it should be understood that term "upper", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, the protective device of lithium battery group, including battery case 1, it is equidistant on the roof of battery case 1 to offer The inside of multiple battery cases 2, each battery case 2 is equipped with lithium battery 3, and the both sides on 3 top of each lithium battery offer slope, Convenient for pushing removable cover 12, and lithium battery 3 is pressed into battery case 2, is symmetrically installed on the bottom wall inside each battery case 2 There are multiple first springs 4, the top of the first spring 4 is equipped with buffer board 5, and the bottom end of each lithium battery 3 is all provided with that there are two electrodes 6, and the two poles of the earth of lithium battery 3 are electrically connected with two electrodes 6 respectively, opened up on each buffer board 5 there are two with 6 position pair of electrode The jack answered, symmetrically opens up that there are two installing ports 7 on the bottom wall inside each battery case 3, and the inside of two installing ports 7 is pacified Equipped with second spring 8, the top of two second springs 8 is mounted on conductive sheet 9, and two conductive sheets 9 and two 6 positions of electrode It is corresponding.
In the utility model, removable cover 10 is inserted on the lateral wall on 1 top of battery case, offered on battery case 1 with 10 mutually matched board slot 12 of removable cover, battery case 1 are symmetrically installed that there are two solid on the roof far from 10 side of removable cover Determine screw 13, removable cover 10 offers and 13 mutually matched fixation of fixing screws on the roof of 13 one end of fixing screws The inside in hole 14, battery case 1 offers mounting groove 11, and the inside of mounting groove 11 is equipped with wiring board, and each conductive sheet 9 passes through Electric wire is electrically connected in the circuit board, is symmetrically installed on the lateral wall of battery case 1 there are two junction pole, and junction pole uses copper material system At two junction poles are respectively by electric wire and circuit board electrical connection, convenient for being connected with external electric appliance.
In the utility model, user opens removable cover 10, and lithium battery 3 is bounced by buffer board 5, you can removes damage Lithium battery 3, take new lithium battery 3 to be placed in battery case 2, make electrode 6 be inserted into jack in, then push to removable cover again 10, since 3 top of lithium battery offers slope, lithium battery 3 is got into battery case 2, and electrode 6 closely connects with conductive sheet 9 The connection for realizing circuit is touched, removable cover 10 can be fixed by screwing on fixing screws 13.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (5)

1. the protective device of lithium battery group, including battery case(1), it is characterised in that:The battery case(1)Roof on it is equidistant Offer multiple battery cases(2), each battery case(2)Inside be equipped with lithium battery(3), each battery case(2) It is symmetrically installed with multiple first springs on internal bottom wall(4), first spring(4)Top buffer board is installed(5), Each lithium battery(3)Bottom end be all provided with there are two electrode(6), and lithium battery(3)The two poles of the earth respectively with two electrodes(6)Electricity Connection, each buffer board(5)On open up there are two and electrode(6)The corresponding jack in position, each battery case(2) Installing port there are two symmetrically being opened up on internal bottom wall(7), two installing ports(7)Inside be mounted on second spring (8), two second springs(8)Top be mounted on conductive sheet(9), and two conductive sheets(9)With two electrodes(6)Position Set correspondence, the battery case(1)It is inserted with removable cover on the lateral wall on top(10), the battery case(1)Far from removable cover Plate(10)Fixing screws there are two being symmetrically installed on the roof of side(13), the removable cover(10)Close to fixing screws(13) It is offered on the roof of one end and fixing screws(13)Mutually matched mounting hole(14).
2. the protective device of lithium battery group according to claim 1, it is characterised in that:The battery case(1)Inside open Equipped with mounting groove(11), the mounting groove(11)Inside wiring board is installed, each conductive sheet(9)Pass through electric wire electricity Connection is in the circuit board.
3. the protective device of lithium battery group according to claim 1, it is characterised in that:Each lithium battery(3)Top Both sides offer slope.
4. the protective device of lithium battery group according to claim 2, it is characterised in that:The battery case(1)Lateral wall On be symmetrically installed there are two junction pole, and junction pole is made of copper material, and two junction poles pass through electric wire and circuit respectively Plate is electrically connected.
5. the protective device of lithium battery group according to claim 1, it is characterised in that:The battery case(1)On offer With removable cover(10)Mutually matched board slot(12).
CN201721828791.2U 2017-12-25 2017-12-25 The protective device of lithium battery group Expired - Fee Related CN207753067U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721828791.2U CN207753067U (en) 2017-12-25 2017-12-25 The protective device of lithium battery group

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721828791.2U CN207753067U (en) 2017-12-25 2017-12-25 The protective device of lithium battery group

Publications (1)

Publication Number Publication Date
CN207753067U true CN207753067U (en) 2018-08-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721828791.2U Expired - Fee Related CN207753067U (en) 2017-12-25 2017-12-25 The protective device of lithium battery group

Country Status (1)

Country Link
CN (1) CN207753067U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110098359A (en) * 2019-04-17 2019-08-06 上海空间电源研究所 A kind of carrier rocket Li-ion batteries piles composite supporting layer structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110098359A (en) * 2019-04-17 2019-08-06 上海空间电源研究所 A kind of carrier rocket Li-ion batteries piles composite supporting layer structure

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180821

Termination date: 20181225