CN107240656B - Battery pack internal cell fixing structure - Google Patents
Battery pack internal cell fixing structure Download PDFInfo
- Publication number
- CN107240656B CN107240656B CN201710536045.4A CN201710536045A CN107240656B CN 107240656 B CN107240656 B CN 107240656B CN 201710536045 A CN201710536045 A CN 201710536045A CN 107240656 B CN107240656 B CN 107240656B
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- bracket
- plates
- plate
- walls
- base plates
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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
Abstract
The invention relates to an internal cell fixing structure of a battery pack, which comprises a base plate, a back plate, side plates and single cell supports, wherein the number of the base plates is one more than that of the single cell supports, the base plates are horizontally arranged, one single cell support is arranged between two adjacent base plates, the width L1 of each base plate is larger than the width L2 of each single cell support, the side plates comprise side plate main bodies, a plurality of second raised strips are arranged on the side plate main bodies, the side plates are vertically arranged, the second raised strips are arranged between the two base plates in an inserting mode, long rod bolts penetrate through the base plates and the second raised strips to fix the base plates and the side plates, the back plate is fixed on the base plates through the bolts and is positioned at the rear ends of the single cell supports, and a positioning column penetrates through the back plate and is locked and fixed with nuts.
Description
Technical Field
The invention belongs to a battery core fixing structure, and particularly relates to a battery pack internal battery core fixing structure for a soft pack power battery.
Background
With the deterioration of environment and the increasing decrease of resources, new energy plays an increasingly important role in the automotive field. The popular power battery for electric vehicles needs to be modularized, but the battery module has the following disadvantages due to the connection mode of the battery, consistency of parameters, difference of ambient temperature and the like: 1. when the battery is required to meet different requirements, the same module is difficult to be universal, more modules are required to be developed to meet different requirements, and development cost is greatly increased; 2. after a problem occurs in the production or use process of the battery, the cost for replacing or maintaining the battery increases.
The patent 201621220550.5 discloses a soft package power battery standard module, wherein the soft package battery module is used for fixing a battery core support, front and rear end plates of the support and the battery core support through a locating pin and a buckle, the structural strength of the module is increased, the structure is relatively simple, and the installation is simple; however, because the battery core is integrally fixed through the battery core bracket, when a single battery core has a problem, the battery core needs to be integrally unpacked for replacement, the other battery cores are easy to damage, the time and the labor are wasted, and the resource waste is caused.
Disclosure of Invention
Aiming at the problems, the invention provides a battery pack internal battery core fixing structure which is simple in structure, convenient to install, convenient to overhaul and replace the battery core, and cost is saved.
The specific technical scheme is as follows:
the battery pack internal cell fixing structure comprises a base plate, a back plate, side plates and a single cell bracket;
the single battery cell bracket comprises an upper bracket and a lower bracket, wherein the upper bracket and the lower bracket respectively comprise bracket side walls, bracket top plates, front retaining walls and rear retaining walls, the bracket side walls are of n-shaped structures, the number of the bracket top plates is at least 2, the top angle top plates are mutually parallel and fixed between the two bracket side walls, the number of the front retaining walls is 1, the front retaining walls are vertically fixed between the two bracket side walls and positioned at the front ends of the bracket side walls, the number of the rear retaining walls is two, the two rear retaining walls are respectively fixed on the inner walls of the two bracket side walls and positioned at the rear ends of the bracket side walls, the front retaining walls are provided with 2 first clamping blocks and 1 second clamping block, the second clamping blocks are positioned on the central axis of the front retaining walls, the 2 first clamping blocks are respectively fixed on two sides of the second clamping blocks, the rear retaining walls are provided with positioning columns of a cylinder structure, and the positioning columns are provided with external threads; the upper bracket and the lower bracket are oppositely arranged, a battery cell fixing cavity is formed between the upper bracket and the lower bracket, fixing holes which are communicated with each other are formed in the front retaining wall and the rear retaining wall of the upper bracket and the lower bracket, and bolts penetrate through the fixing holes to fix the upper bracket and the lower bracket into a whole;
the quantity of backing plate is more than monomer electric core support's quantity one, and the backing plate level sets up, sets up a monomer electric core support between two adjacent backing plates, the width L1 of backing plate is greater than monomer electric core support's width L2, and the curb plate includes the curb plate main part, is equipped with a plurality of second sand grip in the curb plate main part, and the curb plate sets up perpendicularly, and the setting of second sand grip male between two backing plates, and stock bolt passes backing plate and second sand grip and fixes backing plate and curb plate, and the backing plate passes through the bolt fastening on the backing plate, and is located monomer electric core support's rear end, and the reference column passes the backplate, and with nut locking is fixed.
Above-mentioned battery package inside electricity core fixed knot constructs, wherein, be equipped with a plurality of rectangular shape strengthening ribs on the support lateral wall axial.
The battery pack internal cell fixing structure comprises a first clamping block main body and a first protruding strip arranged on the first clamping block main body; the second fixture block includes the fixed plate of vertical fixation on preceding fender wall and the card line board of vertical fixation on the fixed plate, and the card line board is L shape structure, and the card line board on the upper bracket is central symmetry setting with the card line board on the lower carriage, and the card line board on the upper bracket and the card line board on the lower carriage splice each other and form first line chamber of walking, still are equipped with the second on the preceding fender wall and walk line chamber, and first line chamber and second are walked line chamber and all are used for walking the line.
Above-mentioned battery package inside electric core fixed knot constructs, wherein, all be equipped with a plurality of balls on the upper surface and the lower surface of backing plate, the position of ball corresponds with the lateral wall between.
The beneficial effects of the invention are as follows:
the invention has simple structure, convenient installation, convenient maintenance and replacement of the battery cells, and when a single battery cell fails, only the nuts on the corresponding positioning columns are required to be disassembled, the single battery cell bracket is pulled out, and the battery cells installed in the single battery cell bracket are maintained or replaced, thereby being convenient and quick and saving the cost;
the wire clamping plate on the upper bracket and the wire clamping plate on the lower bracket are mutually spliced to be used for wiring, so that the wire clamping device is convenient to assemble and disassemble and convenient to install.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a side view of a single cell holder of the present invention.
Fig. 4 is a top view of a single cell holder of the present invention.
Fig. 5 is a front exploded view of the single cell holder of the present invention.
FIG. 6 is a cross-sectional view of a shim plate of the present invention.
Detailed Description
In order to make the technical scheme of the invention clearer and more definite, the invention is further described below with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent substitution and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention.
Reference numerals
The battery pack internal cell fixing structure comprises a base plate 1, a back plate 2, side plates 3 and a single cell bracket;
the single-body battery cell bracket comprises an upper bracket 4 and a lower bracket 5, wherein the upper bracket and the lower bracket respectively comprise a bracket side wall 6, a bracket top plate 7, a front retaining wall 8 and a rear retaining wall 9, the bracket side wall is of an n-shaped structure, a plurality of strip-shaped reinforcing ribs 10 are axially arranged on the bracket side wall, the number of the bracket top plates is at least 2, the top angle top plates are mutually parallel and fixed between the two bracket side walls, the number of the front retaining walls is 1, the front retaining wall is vertically fixed between the two bracket side walls and positioned at the front ends of the bracket side walls, the number of the rear retaining walls is two, the two rear retaining walls are respectively fixed on the inner walls of the two bracket side walls and positioned at the rear ends of the bracket side walls, 2 first clamping blocks 11 and 1 second clamping block 12 are arranged on the front retaining wall, the 2 first clamping blocks are respectively fixed on two sides of the second clamping blocks, and the first clamping blocks comprise a first clamping block main body 13 and a first raised strip 14 arranged on the first clamping block main body; the second clamping block comprises a fixing plate 15 vertically fixed on the front retaining wall and a wire clamping plate 16 vertically fixed on the fixing plate, the wire clamping plate is of an L-shaped structure, the wire clamping plate on the upper bracket and the wire clamping plate on the lower bracket are arranged in a central symmetry manner, the wire clamping plate on the upper bracket and the wire clamping plate on the lower bracket are mutually spliced to form a first wire cavity 17, the front retaining wall is also provided with a second wire cavity 18, the first wire cavity and the second wire cavity are both used for wire feeding, the rear retaining wall is provided with a positioning column 19 of a cylinder structure, and the positioning column is provided with external threads; the upper bracket and the lower bracket are oppositely arranged, a battery cell fixing cavity is formed between the upper bracket and the lower bracket, fixing holes 20 which are communicated with each other are formed in the front retaining wall and the rear retaining wall of the upper bracket and the lower bracket, and bolts penetrate through the fixing holes to fix the upper bracket and the lower bracket into a whole;
the quantity of backing plate is more than monomer electric core support's quantity one, and the backing plate level sets up, sets up a monomer electric core support between two adjacent backing plates, the width L1 of backing plate is greater than monomer electric core support's width L2, and the curb plate includes curb plate main part 21, is equipped with a plurality of second sand grip 22 in the curb plate main part, and the curb plate sets up perpendicularly, and the setting of second sand grip male between two backing plates, and stock bolt passes backing plate and second sand grip and fixes backing plate and curb plate, and the backing plate passes through the bolt fastening on the backing plate, and is located monomer electric core support's rear end, and the reference column passes the backing plate and locks fixedly with the nut, all be equipped with a plurality of balls 23 on the upper surface and the lower surface of backing plate, the position of ball corresponds with the lateral wall between.
The invention has simple structure, convenient installation and convenient maintenance and replacement of the battery cells, when a single battery cell fails, the single battery cell bracket is pulled out by only disassembling the nuts on the corresponding positioning columns, the battery cells installed in the single battery cell bracket are maintained or replaced, the maintenance and replacement are convenient and quick, and the cost is saved.
Claims (1)
1. The battery pack internal cell fixing structure is characterized by comprising a base plate, a back plate, side plates and a single cell bracket; the single battery cell bracket comprises an upper bracket and a lower bracket, wherein the upper bracket and the lower bracket respectively comprise bracket side walls, bracket top plates, front retaining walls and rear retaining walls, the bracket side walls are of n-shaped structures, the number of the bracket top plates is at least 2, the bracket top plates are mutually parallel and fixed between the two bracket side walls, the number of the front retaining walls is 1, the front retaining walls are vertically fixed between the two bracket side walls and positioned at the front ends of the bracket side walls, the number of the rear retaining walls is two, the two rear retaining walls are respectively fixed on the inner walls of the two bracket side walls and positioned at the rear ends of the bracket side walls, 2 first clamping blocks and 1 second clamping block are arranged on the front retaining walls, the 2 first clamping blocks are respectively fixed on two sides of the second clamping blocks, positioning columns of a cylinder structure are arranged on the rear retaining walls, and external threads are arranged on the positioning columns; the upper bracket and the lower bracket are oppositely arranged, a battery cell fixing cavity is formed between the upper bracket and the lower bracket, fixing holes which are communicated with each other are formed in the front retaining wall and the rear retaining wall of the upper bracket and the lower bracket, and bolts penetrate through the fixing holes to fix the upper bracket and the lower bracket into a whole;
the number of the base plates is one more than that of the single cell supports, the base plates are horizontally arranged, one single cell support is arranged between two adjacent base plates, the width L1 of each base plate is larger than the width L2 of each single cell support, each side plate comprises a side plate main body, a plurality of second raised strips are arranged on each side plate main body, each side plate is vertically arranged, each second raised strip is arranged between two base plates in an inserted mode, long-rod bolts penetrate through the base plates and the second raised strips to fix the base plates and the side plates, the back plates are fixed on the base plates through bolts and are positioned at the rear ends of the single cell supports, and positioning columns penetrate through the back plates and are locked and fixed with nuts;
a plurality of strip-shaped reinforcing ribs are axially arranged on the side wall of the bracket, and the first clamping block comprises a first clamping block main body and a first raised strip arranged on the first clamping block main body; the second fixture block includes the fixed plate of vertical fixation on preceding fender wall and the card line board of vertical fixation on the fixed plate, and the card line board is L shape structure, and the card line board on the upper bracket is central symmetry setting with the card line board on the lower carriage, and the card line board on the upper bracket and the card line board on the lower carriage splice each other and form first line chamber of walking, still are equipped with the second on the preceding fender wall and walk line chamber, and first line chamber and second are walked line chamber and all are used for walking the line, all be equipped with a plurality of balls on the upper surface and the lower surface of backing plate, the position of ball is corresponding with the lateral wall between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710536045.4A CN107240656B (en) | 2017-07-04 | 2017-07-04 | Battery pack internal cell fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710536045.4A CN107240656B (en) | 2017-07-04 | 2017-07-04 | Battery pack internal cell fixing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107240656A CN107240656A (en) | 2017-10-10 |
| CN107240656B true CN107240656B (en) | 2023-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710536045.4A Active CN107240656B (en) | 2017-07-04 | 2017-07-04 | Battery pack internal cell fixing structure |
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| CN (1) | CN107240656B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005166570A (en) * | 2003-12-05 | 2005-06-23 | Matsushita Electric Ind Co Ltd | Battery pack |
| CN203325979U (en) * | 2013-06-14 | 2013-12-04 | 安徽江淮汽车股份有限公司 | Battery module structure |
| KR20160026509A (en) * | 2014-09-01 | 2016-03-09 | 에스케이이노베이션 주식회사 | Secondary battery module |
| CN205429046U (en) * | 2016-03-22 | 2016-08-03 | 宁德时代新能源科技股份有限公司 | Battery frame frame and battery frame frame subassembly and battery module |
| KR20160142663A (en) * | 2015-06-03 | 2016-12-13 | 주식회사 엘지화학 | Battery module |
| CN205881998U (en) * | 2016-05-12 | 2017-01-11 | 扬子江汽车集团有限公司 | Electricelectric motor car high voltage battery installing support system |
| CN206022451U (en) * | 2016-07-19 | 2017-03-15 | 深圳市沃特玛电池有限公司 | A kind of battery case |
| CN206293564U (en) * | 2016-12-19 | 2017-06-30 | 天津力神特种电源科技股份公司 | Most battery cores can Manual-disassembling filled type lithium battery group |
| CN207116525U (en) * | 2017-07-04 | 2018-03-16 | 系统电子科技（镇江）有限公司 | Battery core fixed structure inside a kind of battery bag |
| CN207183341U (en) * | 2017-07-04 | 2018-04-03 | 系统电子科技（镇江）有限公司 | Battery core fixed structure inside a kind of battery bag |
| CN108091791A (en) * | 2017-07-04 | 2018-05-29 | 系统电子科技（镇江）有限公司 | Battery core fixed structure inside a kind of battery pack |
-
2017
- 2017-07-04 CN CN201710536045.4A patent/CN107240656B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005166570A (en) * | 2003-12-05 | 2005-06-23 | Matsushita Electric Ind Co Ltd | Battery pack |
| CN203325979U (en) * | 2013-06-14 | 2013-12-04 | 安徽江淮汽车股份有限公司 | Battery module structure |
| KR20160026509A (en) * | 2014-09-01 | 2016-03-09 | 에스케이이노베이션 주식회사 | Secondary battery module |
| KR20160142663A (en) * | 2015-06-03 | 2016-12-13 | 주식회사 엘지화학 | Battery module |
| CN205429046U (en) * | 2016-03-22 | 2016-08-03 | 宁德时代新能源科技股份有限公司 | Battery frame frame and battery frame frame subassembly and battery module |
| CN205881998U (en) * | 2016-05-12 | 2017-01-11 | 扬子江汽车集团有限公司 | Electricelectric motor car high voltage battery installing support system |
| CN206022451U (en) * | 2016-07-19 | 2017-03-15 | 深圳市沃特玛电池有限公司 | A kind of battery case |
| CN206293564U (en) * | 2016-12-19 | 2017-06-30 | 天津力神特种电源科技股份公司 | Most battery cores can Manual-disassembling filled type lithium battery group |
| CN207116525U (en) * | 2017-07-04 | 2018-03-16 | 系统电子科技（镇江）有限公司 | Battery core fixed structure inside a kind of battery bag |
| CN207183341U (en) * | 2017-07-04 | 2018-04-03 | 系统电子科技（镇江）有限公司 | Battery core fixed structure inside a kind of battery bag |
| CN108091791A (en) * | 2017-07-04 | 2018-05-29 | 系统电子科技（镇江）有限公司 | Battery core fixed structure inside a kind of battery pack |
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| CN107240656A (en) | 2017-10-10 |
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