CN206179938U - Battery box structure - Google Patents

Battery box structure Download PDF

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Publication number
CN206179938U
CN206179938U CN201621163378.4U CN201621163378U CN206179938U CN 206179938 U CN206179938 U CN 206179938U CN 201621163378 U CN201621163378 U CN 201621163378U CN 206179938 U CN206179938 U CN 206179938U
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CN
China
Prior art keywords
fixed
transverse slat
double
deck
side plate
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Active
Application number
CN201621163378.4U
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Chinese (zh)
Inventor
冯朝棋
吴施荣
贾忠贵
许浩
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.)
Shenzhen OptimumNano Energy Co Ltd
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Shenzhen OptimumNano Energy Co Ltd
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Priority to CN201621163378.4U priority Critical patent/CN206179938U/en
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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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  • Battery Mounting, Suspending (AREA)

Abstract

The utility model provides a battery box structure, includes a plurality of battery modules, box, is fixed in case lid and a plurality of collection box on the box, the battery module includes a plurality of battery cell, the box includes individual layer module structure and double -deck module structure, individual layer module structure with double -deck module structure integrated into one piece, accommodate fixed one deck in the individual layer module structure the battery module, accommodate fixed two -layerly in the double -deck module structure the battery module, individual layer module structure includes the bottom plate, set up in a pair of first curb plate that is parallel to each other, connection on the bottom plate are a pair of a second curb plate of first curb plate, set up in first curb plate one side just is located the outer a pair of support that is parallel to each other of individual layer module structure be on a parallel with in the middle of the bottom plate the even a plurality of support columns that set up in first curb plate direction interval, be fixed in adjacent two a plurality of collection box fixed knot that are the inline between the support column construct.

Description

A kind of battery box structure
【Technical field】
This utility model is related to electric vehicle engineering field, more particularly to a kind of battery box structure.
【Background technology】
With growing stronger day by day for new-energy automobile market, the market proportion of new forms of energy battery also rapidly increases.For difference Vehicle, the requirement of new forms of energy Battery case fixed structure also corresponding different, increasingly huge for demand low chassis home vehicle For type, by being fixed on vehicle frame in battery case bottom welding bracket, bracket volume is more than electricity for existing battery case fixed structure Pond casing product, installation difficulty increased the volume and quality of battery case fixed structure;Fixed using band in battery case and confluxed Plate, is directly fixed on module end plate on antinose-dive leg, and stability is poor, troublesome poeration;Battery modules arrangement in battery case is empty Between arrange unreasonable, the energy density of whole battery case is low;For gathering the isoparametric collecting cassette peace of battery modules voltage, temperature Holding position is improper, gathers line length, and signals collecting is unstable, and error is big;Each collecting cassette fixed structure can only fix a collection Box is simultaneously fixed by increasing banking stop, and complex process is unfavorable cost-effective.
In consideration of it, real be necessary to provide a kind of new battery box structure to overcome disadvantages described above.
【Utility model content】
The purpose of this utility model be to provide one kind make full use of that battery case inner space, energy density are high, it is simple to install, Fastening structure, signals collecting are stable, the battery box structure that convenient disassembly, process is simple are attractive in appearance.
To achieve these goals, this utility model provides a kind of battery box structure, including multiple battery modules, casing, The case lid being fixed on casing and multiple collecting cassettes, the battery modules include multiple cells;The casing includes monolayer Modular structure and double-deck modular structure, the monolayer modular structure and the double-deck module structural integrity molding;The monolayer mould House in group structure and fix one layer of battery modules, battery modules described in fixed two-layer are housed in the double-deck modular structure;
The monolayer modular structure is in rectangular-shape;The monolayer modular structure includes base plate, is arranged on the base plate The first side plate being parallel to each other for a pair, second side plate of the first side plate described in a pair of connection, be arranged at first side Support, the base plate intermediate parallel that plate side and a pair outside the monolayer modular structure are parallel to each other is in described first Multiple support columns that side plate direction interval is uniformly arranged, multiple being arranged in a linear of being fixed between the two neighboring support column Collecting cassette fixed structure;Each described collecting cassette fixed structure houses two collecting cassettes, and each described collecting cassette is electrical One battery modules of correspondence in being connected to the monolayer modular structure or the double-deck modular structure.
In a preferred embodiment, the support is hollow rectangular structure, the stent length and described Side plate length is consistent;The support has top surface, bottom surface and connects the side of the top surface and the bottom surface;The support leads to Cross top surface and bottom surface to be fixed on first side plate away from one side of the side;Offer on the support through the top Face and multiple support screws of the bottom surface.
In a preferred embodiment, also including being arranged at the support column both sides and perpendicular to first side plate The electric-conductor of multiple module end plates, the multiple reinforcing strips being arranged on the module end plate and battery modules electric connection, Total binding post, communication connector and the relief valve being electrically connected with the electric-conductor;The monolayer modular structure and the double-mold A gap for housing the busbar that confluxes is formed between group structure.
In a preferred embodiment, the collecting cassette fixed structure is in rectangular-shape, and the collecting cassette has front And the back side, multiple fixed columns are provided with the back side;The collecting cassette fixed structure includes the first transverse slat, the second transverse slat, connects Connect the starting stave and the second riser of first transverse slat and second transverse slat, first transverse slat and the second transverse slat phase Mutually parallel, the starting stave and second riser are parallel to each other, and first transverse slat and second transverse slat are respectively perpendicular In the starting stave and second riser;First transverse slat, second transverse slat, the starting stave and described second Riser surrounds lock chamber;First transverse slat offers multiple first fixing holes being engaged with the fixed column, and described second Multiple second fixing holes being engaged with the fixed column are offered on transverse slat;Two collecting cassettes are contained in the lock chamber In and the back side recline respectively first transverse slat and second transverse slat, by the fixed column and first fixing hole And the cooperation of second fixing hole is fixed on first transverse slat and second transverse slat;Two collecting cassettes are described Lock chamber cathetus is arranged.
In a preferred embodiment, it is provided with brace rod on the starting stave and second riser, described Support muscle arranges jagged away from one end of the starting stave and second riser, offers on the support column and lacks with described The screw that mouth is engaged;The collecting cassette fixed structure through the breach and the screw with screw by being fixed on described Dagger.
In a preferred embodiment, the breach is U-shape structure.
In a preferred embodiment, the monolayer modular structure is near two module ends of the double-deck modular structure There are multiple buckles to the double-deck module structure setting on plate, be provided with the double-deck modular structure and be engaged with the buckle Multiple draw-in grooves;The busbar that confluxes is fixed on the base plate by the buckle with the cooperation of the draw-in groove.
In a preferred embodiment, the double-deck modular structure has a pair double-deck module side plates, double described in a pair Layer module side plate is arc and is connected to one end of the first side plate described in a pair;The double-deck module side plate, first side plate And offer blind hole on second side plate;The case lid screw corresponding with the blind hole, the case are offered on the case lid Lid through the case lid screw and the blind hole with screw by being fixed on the casing.
Compared to prior art, this novel battery box structure, battery case inner space, energy density height, peace are made full use of Fill simple, fastening structure, stable signals collecting, convenient disassembly, process is simple attractive in appearance.
【Description of the drawings】
The three-dimensional structure diagram of the battery box structure that Fig. 1 is provided for this utility model embodiment.
The part-structure figure of the battery box structure that Fig. 2 is provided for this utility model embodiment.
The front view of the case lid of the battery box structure that Fig. 3 is provided for this utility model embodiment.
The structure chart of the casing of the battery box structure that Fig. 4 is provided for this utility model embodiment.
Fig. 5 is the enlarged diagram of the region A shown in Fig. 4.
Fig. 6 is the enlarged diagram of the region B shown in Fig. 4.
The collecting cassette fixed structure of the battery box structure that Fig. 7 is provided for this utility model embodiment and collecting cassette combination are vertical Body figure.
The axonometric chart of the collecting cassette fixed structure of the battery box structure that Fig. 8 is provided for this utility model embodiment.
【Specific embodiment】
In order that the purpose of this utility model, technical scheme and Advantageous Effects become apparent from understanding, below in conjunction with Accompanying drawing in this utility model embodiment, is clearly and completely retouched to the technical scheme in this utility model embodiment State, it is clear that described embodiment is only a part of embodiment of this utility model, rather than the embodiment of whole. Based on the embodiment in this utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made Every other embodiment, belong to this utility model protection scope.
As shown in Figure 1, Figure 2 and shown in Fig. 6, this utility model provides a kind of battery box structure 100, including multiple battery modules 10th, casing 20, the case lid 30, multiple collecting cassettes 40 and the busbar 50 that confluxes that are fixed on casing 20.
Please refer to Fig. 4, the battery modules 10 include multiple cells.The casing 20 is tied including monolayer module Structure 21 and double-deck modular structure 22, the monolayer modular structure 21 is integrally formed with the double-deck modular structure 22.The monolayer House in modular structure 21 and fix one layer of battery modules 10, electricity described in fixed two-layer is housed in the double-deck modular structure 22 Pond module 10.Wherein one layer battery modules 10 refer to that the positive pole and negative pole of multiple cells are concordant respectively and are set up in parallel.
The battery box structure 100 that this utility model is provided, by adopting single, double layer battery modules 10 in the casing 20 Mixing arrangement, take full advantage of the space of casing 20, improve the energy density of whole battery box structure 100.
The monolayer modular structure 21 is substantially in rectangular-shape.The monolayer modular structure 21 includes base plate 211, is arranged at Second side of the first side plate 212 described in the first side plate 212 that a pair on the base plate 211 are parallel to each other, a pair of connection Plate 213, it is arranged at the support that the side of the first side plate 212 and a pair outside the monolayer modular structure 21 are parallel to each other 214th, the intermediate parallel of the base plate 211 is uniformly arranged in the direction of the first side plate 212 interval multiple support columns 215, fixation Multiple collecting cassette fixed structures 216 being arranged in a linear between the two neighboring support column 215, it is arranged at the support The both sides of post 215 and the multiple module end plates 217 perpendicular to first side plate 212, be arranged at it is many on the module end plate 217 What the electric-conductor 219 and the electric-conductor 219 that individual reinforcing strip 218 and the battery modules 10 are electrically connected with was electrically connected with always connects Terminal 501, communication connector 502 and relief valve 503.
Fig. 5 is referred to, the support 214 is hollow rectangular structure.The support 214 has top surface 2141, bottom surface 2142 and connect the side 2143 of the top surface 2141 and the bottom surface 2142.The support 214 is by top surface 2141 and bottom surface 2142 are fixed on first side plate 212 away from one side of the side 2143.Offer through described on the support 214 Top surface 2141 and multiple support screws 2144 of bottom surface 2142.The battery box structure 100 with screw by passing through support screw 2144 and vehicle frame (not shown) on screw be fixed on vehicle frame.In present embodiment, the length of the support 214 and described first The length of side plate 212 is consistent.
The battery box structure 100 that this utility model is provided, is directly fixed on vehicle frame by the support 214, installs easy, Safeguard simple;The support 214 is arranged to hollow rectangular structure reduces the quality and volume of the entirety of battery box structure 100.
The reinforcing strip 218 is hollow rectangular structure.Offer in the reinforcing strip 218 through a pair relative sides The reinforcing screw 2181 in face, offers the end plates screw hole (figure corresponding with the reinforcing screw 2181 on the module end plate 217 Do not show).With screw through the reinforcing screw 2181 and the end plates screw hole, the reinforcing strip 218 is fixed on into the module On end plate 217.In present embodiment, the reinforcing strip 218 is made up of aluminium.
The battery box structure 100 that this utility model is provided, reinforcing strip 218 is fixed on the module end plate 217, is increased The lifting surface area of module end plate 217, enhances the fixing intensity of module end plate 217 and base plate 211, the institute of buffer battery module 10 The external shock being subject to.
Fig. 6 is referred to, one is formed between the monolayer modular structure 21 and the double-deck modular structure 22 and is housed the remittance The gap of stream busbar 50;The monolayer modular structure 21 on two module end plates 217 of the double-deck modular structure 22 to The double-deck modular structure 22 is provided with multiple buckles 201, is provided with the double-deck modular structure 22 and the phase of the buckle 201 The multiple draw-in grooves 202 for coordinating.The busbar 50 that confluxes is fixed on described by the buckle 201 and the cooperation of the draw-in groove 202 On base plate 211.It is described to conflux busbar 50 for the battery modules 10 and the double-deck modular structure of the monolayer modular structure 21 Series connection between 22 battery modules 10.
The battery box structure 100 that this utility model is provided, the busbar 50 that confluxes is by the buckle 201 and the draw-in groove 202 cooperation is fixed on the base plate 211, easy to operate, is electrically connected with stable.
The electric-conductor 219 is used to collect the voltage output of the battery modules 10 to total binding post 501.
Total binding post 501, communication connector 502 and relief valve 503 are arranged on second side plate 213.Specifically, Second side plate 213 also includes that two ends and second side plate 213 connect and have the attached of space between second side plate 213 Plate 2131.Total binding post 501, communication connector 502 and relief valve 503 are fixed in the attached plate 2131, and the communication connects 502 are disposed adjacent respectively with total binding post 501 and relief valve 503.
The double-deck modular structure 22 has a pair double-deck module side plates 221.Double-deck module side plate 221 is arc described in a pair Shape is simultaneously connected to one end of the first side plate 212 described in a pair.It is the double-deck module side plate 221, first side plate 212, described Blind hole 203 is offered in second side plate 213 and the attached plate 2131.Offer on the case lid 30 relative with the blind hole 203 The case lid screw 31 (as shown in Figure 3) answered.With screw the case lid 30 is consolidated through the case lid screw 31 and the blind hole 203 On the casing 20.
The battery box structure 100 that this utility model is provided, by the double-deck module side plate 221, first side plate 212nd, second side plate 213 and the attached plate 2131 open up blind hole 203, screw when can prevent case lid 30 from fixing with casing 20 The leak at place.
In present embodiment, the collecting cassette fixed structure 216 in the monolayer modular structure 21, in the base plate 211 Between linearly arrange, each collecting cassette fixed structure 216 be located at two support columns 215 between.The collecting cassette 40 is fixed In the collecting cassette fixed structure 216.
The battery box structure 100 that this utility model is provided, the collecting cassette fixed structure 216 in the monolayer modular structure 21 In the arrangement of the middle straight line of the base plate 211, distribution is concentrated, and gathering line is short, saves collection wire material, and signals collecting is more stable.
Specifically, as illustrated in the schematic views of figures 7 and 8, the collecting cassette fixed structure 216 is substantially in rectangular-shape.The collecting cassette is consolidated Fixed structure 216 includes the first transverse slat 2161, the second transverse slat 2162, connects first transverse slat 2161 and second transverse slat 2162 The riser 2164 of starting stave 2163 and second.First transverse slat 2161 and second transverse slat 2162 are parallel to each other, described Starting stave 2163 and second riser 2164 are parallel to each other, and first transverse slat 2161 and second transverse slat 2162 are distinguished Perpendicular to the starting stave 2163 and second riser 2164.First transverse slat 2161, second transverse slat 2162, institute State starting stave 2163 and second riser 2164 surrounds lock chamber 2165.The lock chamber 2165 houses two collections Box 40.The collecting cassette 40 has front 41 and the back side 42.Multiple fixed columns 421 are provided with the back side 42.Described first Transverse slat 2161 offers multiple first fixing holes 21611 being engaged with the fixed column 421, opens on second transverse slat 2162 It is provided with multiple second fixing holes 21621 being engaged with the fixed column 421.Two collections in the lock chamber 2165 The back side 42 of box 40 relative recline respectively first transverse slat 2161 and second transverse slat 2162, by the fixed column 421 are fixed on first transverse slat 2161 and institute with the cooperation of first fixing hole 21611 and second fixing hole 21621 State on the second transverse slat 2162.Two collecting cassettes 40 are arranged in the cathetus of the lock chamber 2165.
The battery box structure 100 that this utility model is provided, each described collecting cassette fixed structure 216 is housed to be adopted described in two Collection box 40, the collecting cassette 40 of adjacent cell module 10 is linearly arranged, and each collecting cassette 40 is electrically connected to monolayer modular structure Battery modules 10 in 21 or double-deck modular structures 22 and voltage, temperature and electric current for gathering one battery modules 10 of correspondence Etc. parameter.
Brace rod 21631 is provided with the starting stave 2163 and second riser 2164.The brace rod 21631 Jagged 21632 are arranged away from one end of the starting stave 2163 and second riser 2164.It is described in present embodiment Breach 21632 is U-shape structure.The screw being engaged with the breach 21632 is offered on the support column 215.Worn with screw Cross the corresponding screw on the breach 21632 and the support column 215 and the collecting cassette fixed structure 216 is fixed on into institute State support column 215.
The battery box structure 100 that this utility model is provided, by passing through the breach 21632 and the support column with screw The corresponding screw is fixed on the collecting cassette fixed structure 216 on the support column 215 on 215, process is simple, structure It is firm.
This utility model is not restricted to described in description and embodiment, therefore for the personnel of familiar field For be easily achieved additional advantage and modification, therefore in the general concept limited without departing substantially from claim and equivalency range Spirit and scope in the case of, this utility model be not limited to specific details, representational equipment and shown here as with retouch The examples shown stated.

Claims (8)

1. a kind of battery box structure, including multiple battery modules, casing, the case lid being fixed on casing and multiple collecting cassettes, its It is characterised by:The battery modules include multiple cells;The casing includes monolayer modular structure and double-deck modular structure, The monolayer modular structure and the double-deck module structural integrity molding;House in the monolayer modular structure and fix described in one layer Battery modules described in fixed two-layer are housed in battery modules, the double-deck modular structure;
The monolayer modular structure is in rectangular-shape;The monolayer modular structure includes base plate, be arranged on the base plate To be parallel to each other the first side plate, connection a pair described in the first side plate second side plate, be arranged at first side plate one Support, the base plate intermediate parallel that side and a pair outside the monolayer modular structure are parallel to each other is in first side plate Direction interval be uniformly arranged multiple support columns, be fixed between the two neighboring support column it is multiple be arranged in a linear adopt Collection box fixed structure;Each described collecting cassette fixed structure houses two collecting cassettes, and each described collecting cassette is electrically connected with One battery modules of correspondence to the monolayer modular structure or the double-deck modular structure.
2. battery box structure as claimed in claim 1, it is characterised in that:The support is hollow rectangular structure, described Stent length is consistent with the first side plate length;The support has top surface, bottom surface and connects the top surface and the bottom surface Side;The support is fixed on first side plate by top surface and bottom surface away from one side of the side;The support On offer multiple support screws through the top surface and the bottom surface.
3. battery box structure as claimed in claim 2, it is characterised in that:Also include being arranged at support column both sides and vertical Multiple module end plates in first side plate, the multiple reinforcing strips being arranged on the module end plate and the battery modules Total binding post, communication connector and relief valve that the electric-conductor of electric connection and the electric-conductor are electrically connected with;The monolayer module A gap for housing the busbar that confluxes is formed between structure and the double-deck modular structure.
4. battery box structure as claimed in claim 3, it is characterised in that:The collecting cassette fixed structure is in rectangular-shape, institute State collecting cassette and there is front and the back side, multiple fixed columns are provided with the back side;The collecting cassette fixed structure includes first Transverse slat, the second transverse slat, the starting stave and the second riser for connecting first transverse slat and second transverse slat, first transverse slat And second transverse slat is parallel to each other, the starting stave and second riser are parallel to each other, first transverse slat and described Second transverse slat is respectively perpendicular to the starting stave and second riser;First transverse slat, second transverse slat, described One riser and second riser surround lock chamber;First transverse slat offers multiple first be engaged with the fixed column Fixing hole, offers multiple second fixing holes being engaged with the fixed column on second transverse slat;Two collecting cassettes It is contained in the lock chamber and the back side reclines respectively first transverse slat and second transverse slat, by the fixed column It is fixed on first transverse slat and second transverse slat with the cooperation of first fixing hole and second fixing hole;Two The collecting cassette is arranged in the lock chamber cathetus.
5. battery box structure as claimed in claim 4, it is characterised in that:Arrange on the starting stave and second riser There is brace rod, the brace rod arranges jagged, the support column away from one end of the starting stave and second riser On offer the screw being engaged with the breach;The collecting cassette fixed structure by with screw through the breach and described Screw is fixed on the support column.
6. battery box structure as claimed in claim 5, it is characterised in that:The breach is U-shape structure.
7. battery box structure as claimed in claim 4, it is characterised in that:The monolayer modular structure is near the double-deck module There are multiple buckles to the double-deck module structure setting on two module end plates of structure, be provided with the double-deck modular structure The multiple draw-in grooves being engaged with the buckle;The busbar that confluxes is fixed on described by the buckle and the cooperation of the draw-in groove On base plate.
8. battery box structure as claimed in claim 4, it is characterised in that:The double-deck modular structure has a pair double-deck modules Side plate, double-deck module side plate is arc and is connected to one end of the first side plate described in a pair described in a pair;The double-deck module side Blind hole is offered on plate, first side plate and second side plate;Offer on the case lid corresponding with the blind hole Case lid screw, the case lid through the case lid screw and the blind hole with screw by being fixed on the casing.
CN201621163378.4U 2016-10-25 2016-10-25 Battery box structure Active CN206179938U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621163378.4U CN206179938U (en) 2016-10-25 2016-10-25 Battery box structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621163378.4U CN206179938U (en) 2016-10-25 2016-10-25 Battery box structure

Publications (1)

Publication Number Publication Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107732061A (en) * 2017-09-29 2018-02-23 凌云工业股份有限公司 A kind of integrated water-cooling housing of power cell for new-energy automobile
CN111725450A (en) * 2019-03-22 2020-09-29 丰田自动车株式会社 Electricity storage device
CN114567039A (en) * 2022-03-04 2022-05-31 山东核电设备制造有限公司 Plate-type energy storage device, energy storage system and application

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107732061A (en) * 2017-09-29 2018-02-23 凌云工业股份有限公司 A kind of integrated water-cooling housing of power cell for new-energy automobile
CN111725450A (en) * 2019-03-22 2020-09-29 丰田自动车株式会社 Electricity storage device
CN114567039A (en) * 2022-03-04 2022-05-31 山东核电设备制造有限公司 Plate-type energy storage device, energy storage system and application

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