CN205900673U - No wire lithium cell subassembly - Google Patents

No wire lithium cell subassembly Download PDF

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Publication number
CN205900673U
CN205900673U CN201620780428.7U CN201620780428U CN205900673U CN 205900673 U CN205900673 U CN 205900673U CN 201620780428 U CN201620780428 U CN 201620780428U CN 205900673 U CN205900673 U CN 205900673U
Authority
CN
China
Prior art keywords
cells
lithium cell
electric wire
cell assembly
signal line
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
CN201620780428.7U
Other languages
Chinese (zh)
Inventor
朱俊胜
冯用祺
刘雅丽
苏腾铭
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.)
Qingyuan Tengfei Intelligent Technology Co Ltd
Original Assignee
Qingyuan Tengfei Intelligent Technology Co 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 Qingyuan Tengfei Intelligent Technology Co Ltd filed Critical Qingyuan Tengfei Intelligent Technology Co Ltd
Application granted granted Critical
Publication of CN205900673U publication Critical patent/CN205900673U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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

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  • Connection Of Batteries Or Terminals (AREA)

Abstract

The utility model discloses a no wire lithium cell subassembly, including a plurality of lithium cells and circuit board, a plurality of lithium cells constitute the group battery through a plurality of nickel pieces, the circuit board one side of being close to the group battery be equipped with integrated circuit and components and parts region, the circuit intralamellar part be equipped with with integrated circuit and the components and parts regional conducting wires that links to each other with be used for inputing the electric current of group battery and voltage signal's signal line, the group battery positive negative pole and conducting wire ferroelectric phase even, signal line and group battery ferroelectric phase even. An object of the utility model is to provide a no wire lithium cell subassembly, this subassembly can effectually prevent that the condition of battery short circuit from appearing.

Description

One kind no electric wire lithium cell assembly
Technical field
This utility model is related to electrokinetic cell field, specifically one kind no electric wire lithium cell assembly.
Background technology
In electric automobiles, battery passes through multiple cylindrical lithium cell compositions mostly, and multiple lithium cells pass through nickel sheet Multiple lithium cells are formed set of cells by form in parallel or in series, then pass through wire and connect nickel sheet and circuit board, finally Circuit board and multiple lithium cell are encapsulated in inside box.
But it has problems in that, easily wire is caused to extrude during encapsulation and use, cause battery short Road.
Utility model content
The purpose of this utility model is to provide one kind no electric wire lithium cell assembly, and this assembly can effectively prevent battery The situation of short circuit occurs.
Specific technical scheme of the present utility model is: one kind no electric wire lithium cell assembly, including multiple lithium cells and electricity Road plate, described multiple lithium cells constitute set of cells by multiple nickel sheet, and described circuit board is provided near the one side of set of cells Integrated circuit and components and parts region, are provided with the conducting wire being connected with integrated circuit and components and parts region inside described circuit board With for inputting the electric current of set of cells and the signal line of voltage signal, the described both positive and negative polarity of set of cells and conducting wire electricity phase Even, described signal line is electrically connected with set of cells.
In above-mentioned no electric wire lithium cell assembly, in described nickel sheet, position corresponding with lithium cell is provided with strip Flow-disturbing groove.
In above-mentioned no electric wire lithium cell assembly, it is arranged on the company of the nickel sheet on the both positive and negative polarity of set of cells and conducting wire The position connecing is provided with criss-cross first welding hole.
In above-mentioned no electric wire lithium cell assembly, every 3-6 lithium cell is in parallel to form battery group, and adjacent battery is little Group series connection forms set of cells.
In above-mentioned no electric wire lithium cell assembly, for connecting nickel sheet and the signal line of adjacent Liang Ge battery group Electrical connection.
In above-mentioned no electric wire lithium cell assembly, for connect in the nickel sheet of adjacent Liang Ge battery group with holding wire The position of road electrical connection is provided with the second welding hole of circle.
In above-mentioned no electric wire lithium cell assembly, described set of cells is rectangular structure.
Compared with prior art, the beneficial effects of the utility model are:
This utility model makes multiple lithium cells form set of cells and then weld on circuit boards by nickel sheet by nickel sheet, this electricity The electronic devices and components of road plate and integrated circuit are provided entirely in the side near battery and conducting wire is fully integrated into circuit The inside of plate, can prevent welding slag causes in welding process short circuit and welding slag to the damage of electronic devices and components it is also possible to keep away Exempt from traditional wire laying mode and wire is caused with extrusion damage and short circuit.
Brief description
Fig. 1 is the three-dimensional view of this utility model embodiment 1;
Fig. 2 is the partial enlarged drawing of this utility model embodiment 1;
Fig. 3 is the three-dimensional view of this utility model embodiment 1;
Fig. 4 is the part explosive view after the no electric wire lithium cell assembly of this utility model embodiment 1 and box body assembling.
Specific embodiment
With reference to specific embodiment, the technical solution of the utility model is described in further detail, but not structure Any restriction of the present utility model in pairs.
Embodiment 1
As shown in Figures 1 to 4, one kind no electric wire lithium cell assembly, including multiple lithium cells 1 and circuit board 2, described is multiple Lithium cell 1 constitutes set of cells by multiple nickel sheet 3, and described circuit board 2 is provided with integrated circuit and unit near the one side of set of cells Device area 21, is provided with the conducting wire 22 being connected with integrated circuit and components and parts region 21 and uses inside described circuit board 2 In the input electric current of set of cells and the signal line 23 of voltage signal, the described both positive and negative polarity of set of cells and conducting wire 22 electricity phase Even, described signal line 23 is electrically connected with set of cells.
In the present embodiment, in described nickel sheet 3, position corresponding with lithium cell 1 is provided with the flow-disturbing groove 31 of strip, disturbs The purpose of chute 31 is to prevent to puncture in high-frequency impulse pinpoint welding procedure nickel sheet 3 and causes battery core to damage and on fire.
In the present embodiment, the position that the nickel sheet 3 being arranged on the both positive and negative polarity of set of cells is connected with conducting wire 22 sets First welding hole 32 cruciferous, every 4 lithium cells 1 are in parallel to form battery group, and adjacent battery group series connection forms electricity Pond group, the nickel sheet 3 for connecting adjacent Liang Ge battery group is electrically connected with signal line 23, for connecting adjacent two electricity The position electrically connecting with signal line 23 in the nickel sheet 3 of pond group is provided with the second welding hole 33 of circle it is preferable that described electricity Pond group is rectangular structure.In the present embodiment, the link position with corresponding conducting wire 22 or signal line 23 in nickel sheet 3 It is provided with kink 34, the first welding hole 32 or the second welding hole 33 are arranged on this kink 34.First welding hole 32 is cross Shape and corresponding kink 34 width of the first welding hole 32 is larger, so can carry larger electric current, the second welding hole 33 is Circular and corresponding kink 34 width of the second welding hole 33 is less, it is suitable to transmit the very little electric current of set of cells of electric current and electricity Pressure signal.
In addition it is also necessary to there be individual box body 4 during actual installation, the side of this box body 4 is open surface, and open surface is provided with use In the draw-in groove 41 of engaging circuit board 2, there is the fixture 42 of fixing lithium cell 1 inside box body 4, first nickel sheet 3 is placed in box body 4 Interior predeterminated position, generally, is placed in fixture 42, then lithium cell 1 is installed in fixture 42, by circuit After plate 2 is fixed in draw-in groove 41, by nickel sheet 3 positive pole pad or negative pole welding spot welding, especially by the first welding hole 32 and the second welding hole 33 electric welding after connect.Then pass through flow-disturbing groove 31 and nickel sheet 3 and lithium cell 1 are passed through high-frequency electrical pulses flow point Weldering welds.
Above-described be only preferred embodiment of the present utility model, all of the present utility model spirit and spirit in Any modification, equivalent and improvement of being made etc., should be included within protection domain of the present utility model.

Claims (8)

1. one kind no electric wire lithium cell assembly, including multiple lithium cells and circuit board, described multiple lithium cells pass through multiple nickel Piece constitutes set of cells it is characterised in that described circuit board is provided with integrated circuit and components and parts region near the one side of set of cells, It is provided with the conducting wire being connected with integrated circuit and components and parts region and the electricity for inputting set of cells inside described circuit board Stream and the signal line of voltage signal, the described both positive and negative polarity of set of cells is electrically connected with conducting wire, described signal line and Set of cells is electrically connected.
2. no electric wire lithium cell assembly according to claim 1 is it is characterised in that corresponding with lithium cell in described nickel sheet Position be provided with the flow-disturbing groove of strip.
3. no electric wire lithium cell assembly according to claim 2 is it is characterised in that be arranged on the both positive and negative polarity of set of cells The position that nickel sheet is connected with conducting wire is provided with criss-cross first welding hole.
4. no electric wire lithium cell assembly according to claim 1 forms electricity it is characterised in that every 3-6 lithium cell is in parallel Pond group, adjacent battery group series connection forms set of cells.
5. no electric wire lithium cell assembly according to claim 4 is it is characterised in that for connect adjacent two battery little The nickel sheet of group is electrically connected with signal line.
6. no electric wire lithium cell assembly according to claim 5 is it is characterised in that for connect adjacent two battery little The position electrically connecting with signal line in the nickel sheet of group is provided with the second welding hole of circle.
7. according to the arbitrary described no electric wire lithium cell assembly of claim 1 to 6 it is characterised in that described set of cells just The position that negative pole and conducting wire are electrically connected is the side on circuit board away from set of cells, and described signal line is electric with set of cells Connected position is the side on circuit board away from set of cells.
8. no electric wire lithium cell assembly according to claim 7 is it is characterised in that described set of cells is tied for cuboid Structure.
CN201620780428.7U 2016-05-18 2016-07-22 No wire lithium cell subassembly Expired - Fee Related CN205900673U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201620453188X 2016-05-18
CN201620453188 2016-05-18

Publications (1)

Publication Number Publication Date
CN205900673U true CN205900673U (en) 2017-01-18

Family

ID=57774368

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620780428.7U Expired - Fee Related CN205900673U (en) 2016-05-18 2016-07-22 No wire lithium cell subassembly

Country Status (1)

Country Link
CN (1) CN205900673U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107221631A (en) * 2017-05-19 2017-09-29 东莞市巨星电池有限公司 A kind of battery pack and startup power supply based on high frequency pulse current welding
CN107240657A (en) * 2017-07-04 2017-10-10 系统电子科技(镇江)有限公司 A kind of high-performance electric core group
CN107946527A (en) * 2017-11-17 2018-04-20 中山市电赢科技有限公司 A kind of battery pack structure easy to assembly
CN108023043A (en) * 2017-12-01 2018-05-11 广州泰勒斯科技有限公司 Startup formula power supply
CN113991254A (en) * 2020-07-27 2022-01-28 Tvs电机股份有限公司 Energy storage device group
CN115064845A (en) * 2022-07-11 2022-09-16 浙江芯豪科技有限公司 Novel connection structure of battery Pack and BMS

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107221631A (en) * 2017-05-19 2017-09-29 东莞市巨星电池有限公司 A kind of battery pack and startup power supply based on high frequency pulse current welding
CN107240657A (en) * 2017-07-04 2017-10-10 系统电子科技(镇江)有限公司 A kind of high-performance electric core group
CN107946527A (en) * 2017-11-17 2018-04-20 中山市电赢科技有限公司 A kind of battery pack structure easy to assembly
CN108023043A (en) * 2017-12-01 2018-05-11 广州泰勒斯科技有限公司 Startup formula power supply
CN113991254A (en) * 2020-07-27 2022-01-28 Tvs电机股份有限公司 Energy storage device group
CN113991254B (en) * 2020-07-27 2024-05-24 Tvs电机股份有限公司 Energy storage device group
CN115064845A (en) * 2022-07-11 2022-09-16 浙江芯豪科技有限公司 Novel connection structure of battery Pack and BMS

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
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: 20170118

Termination date: 20170722