CN109004110B - Bonding laminate polymer battery module - Google Patents
Bonding laminate polymer battery module Download PDFInfo
- Publication number
- CN109004110B CN109004110B CN201810778392.2A CN201810778392A CN109004110B CN 109004110 B CN109004110 B CN 109004110B CN 201810778392 A CN201810778392 A CN 201810778392A CN 109004110 B CN109004110 B CN 109004110B
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- Prior art keywords
- side plate
- plate
- battery module
- module body
- outer side
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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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
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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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/147—Lids or covers
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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 discloses a bonded soft package battery module, which comprises a battery module body, a housing, a negative side plate, a positive side plate, a left side end plate, a right side end plate and a bottom plate, wherein the battery module body is composed of a plurality of vertically stacked battery modules, the plurality of battery modules are bound and fixed into the battery module body with an integral structure by rubber belts, the negative side plate and the positive side plate are respectively covered at two ends of the battery module body, the left side end plate is connected with the outer side of the negative side plate, the right side end plate is connected with the outer side of the positive side plate, and the housing covers the upper end surface, the front end surface and the rear end surface of the battery module body. According to the invention, the cover shell, the negative side plate, the positive side plate, the left side end plate, the right side end plate and the bottom plate are adopted to seal and protect the battery module body, so that the integrated connection structure of the battery module is ensured, the connection mode is simple and rapid, and the connected structure is stable.
Description
Technical Field
The invention relates to the field of battery modules, in particular to a bonded soft package battery module.
Background
With the increasing environmental pollution, the use of the traditional fuel vehicle will be less and less, and the new energy electric vehicle without pollution and with low noise is more and more popular with governments and people in all countries during the use process. With the support of policies and the improvement of technologies, the occupation ratio of new energy vehicles in the whole vehicle market is larger and larger. But the energy density of the battery is not high, the grouping efficiency of the battery system is low, the endurance mileage of the electric vehicle is short, the electric vehicle cannot adapt to the use of continuous long mileage, and the popularization and the use of the new energy vehicle are directly influenced. To solve this problem, battery modules are beginning to be applied to the field of electric vehicles. However, there are many technical problems to be solved in the battery module itself, and how to assemble the battery module to generate the battery module meeting the working standard is an important problem.
Disclosure of Invention
The invention aims to provide a bonded soft package battery module, which can improve the production yield of the battery module, strengthen the protection of the battery module and prolong the service life of the battery module.
The technical scheme of the invention is as follows:
a bonded soft package battery module comprises a battery module body, a housing, a negative side plate, a positive side plate, a left side end plate, a right side end plate and a bottom plate, wherein the battery module body is composed of a plurality of vertically stacked battery modules, and the plurality of battery modules are bound and fixed into the battery module body with an integral structure by adopting rubber belts;
the battery module comprises a battery module body, a housing, a cover, a plurality of vertical parts and a plurality of elastic pieces, wherein the housing is of a U-shaped plate structure, the inner side surfaces of the two vertical parts of the housing and two ends adjacent to the housing are respectively provided with a limiting convex strip, the housing is covered on the battery module body, the horizontal part of the housing covers the upper end surface of the battery module body, the two vertical parts of the housing respectively cover the front end surface and the rear end surface of the battery module body, and two ends of the battery module body are respectively in contact;
the anode side plate and the cathode side plate respectively comprise an upper side plate, a lower side plate, a front side plate, a rear side plate and an outer side plate, the upper side plate and the lower side plate are horizontally arranged, the front side plate, the rear side plate and the outer side plate are vertically connected between the upper side plate and the lower side plate, the front side plate and the rear side plate are parallel to each other, the outer side plate is vertically connected between the front side plate and the rear side plate, the front side plate and the rear side plate are both in a step plate structure, the step plate structure comprises an inner plate, an outer plate arranged on the inner side of the inner plate and a step transition plate connected between the inner plate and the outer plate, the inner plate and the step transition plate are connected to form an internal corner, a row of bottom plate clamping grooves are arranged on the upper end surface of the lower side plate and positioned at the inner side of the corresponding outer side plate, the positive side plate and the negative side plate are respectively covered at two ends of the battery module body, and the outer side plate of the positive side plate and the outer side plate of the negative side plate are respectively parallel to the left side surface and the right side surface of the battery module body;
the anode side plate and the cathode side plate are respectively formed by connecting an upper part and a lower part, the upper part is formed by connecting an upper side plate, the upper part of a front side plate, the upper part of a rear side plate and the upper part of an outer side plate, the lower part is formed by connecting a lower side plate, the lower part of the front side plate, the lower part of the rear side plate and the lower part of the outer side plate, the upper part of the front side plate and the upper part of the rear side plate are respectively provided with a bayonet, the outer side surface of the lower part of the front side plate and the outer side surface of the lower part of the rear side plate are respectively provided with a convex clamping block, the part of the upper part of the front side plate, which is provided with the bayonet, is positioned at the outer side of the lower part of the rear side plate, the bayonet at the upper part of the front side plate is connected with the clamping block at the lower, the upper part of the outer side plate is positioned at the outer side of the lower part of the outer side plate;
the left side end plate and the right side end plate respectively comprise a sealing plate which is vertically arranged and clamping columns which are connected to the inner end face of the sealing plate, the left side end plate is positioned on the outer side of the positive side plate, the two clamping columns of the left side end plate are respectively clamped into the internal corner of the front side plate and the internal corner of the rear side plate in the positive side plate, the right side end plate is positioned on the outer side of the negative side plate, and the two clamping columns of the right side end plate are respectively clamped into the internal corner of the front side plate and the internal corner of the rear side plate in the negative side plate;
the both ends of bottom plate all be provided with a plurality of lugs that extend outward, the bottom of battery module body bonds on the up end of bottom plate, the positive pole curb plate on a plurality of lugs of bottom plate draw-in groove and bottom plate one end connect the block, the negative pole curb plate on a plurality of lugs of bottom plate draw-in groove and the bottom plate other end connect the block.
The left and right end faces of the battery module body are all bonded with foam, and the battery module body is provided with rubber rings which are bound at the adjacent left and right ends.
The front end and the rear end of the bottom plate are both connected with vertically arranged limit baffles.
The two vertical parts of the housing are provided with strip-shaped heat dissipation holes.
The invention has the advantages that:
the cover casing can be used for sealing and protecting the battery module body, and the limiting convex strips on the cover casing can limit the battery module body to ensure accurate positioning connection of the battery module; the battery module body adopts a structure of binding a rubber belt, and the end part of the battery module body is provided with the foam and the rubber ring, so that the connecting structure is simple, the connection is quick, and the battery module body has a good protection effect; according to the invention, the cover shell, the negative side plate, the positive side plate, the left side end plate, the right side end plate and the bottom plate are adopted to seal and protect the battery module body, so that the integrated connection structure of the battery module is ensured, the connection mode is simple and rapid, and the connected structure is stable.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a perspective view of a battery module body according to the present invention.
Fig. 3 is a schematic view of the construction of the housing of the present invention.
Fig. 4 is an outer side perspective view of the negative electrode side plate or the positive electrode side plate of the present invention.
Fig. 5 is an inside perspective view of the negative electrode side plate or the positive electrode side plate of the present invention.
Fig. 6 is a schematic view of the left and right end plates of the present invention.
Fig. 7 is a schematic structural view of the base plate of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, a bonded soft package battery module comprises a battery module body 1, a housing 2, an anode side plate 3, a cathode side plate 4, a left side end plate, a right side end plate 5 and a bottom plate 6, wherein the battery module body 1 is composed of a plurality of vertically stacked battery modules, the plurality of battery modules are bound and fixed into the battery module body 1 of an integral structure by adopting adhesive tapes 11, foam cotton 12 is bonded on the left end surface and the right end surface of the battery module body, and rubber rings 13 are bound on the battery module body 1 and are close to the left end and the right end;
referring to fig. 3, the housing is a U-shaped plate structure, the two vertical portions of the housing 2 are both provided with strip-shaped heat dissipation holes 21, the inner side surfaces of the two vertical portions of the housing 2 and the two ends adjacent to the housing 2 are both provided with limit protruding strips 22, the housing 2 is covered on the battery module body 1, the horizontal portion of the housing 2 covers the upper end surface of the battery module body 1, the two vertical portions of the housing 2 respectively cover the front end surface and the rear end surface of the battery module body 1, and the two ends of the battery module body 1 are respectively in contact with the limit protruding strips 22 on the housing 2 for limiting;
referring to fig. 4 and 5, each of the anode side plate 3 and the cathode side plate 4 includes an upper side plate 31, a lower side plate 32, a front side plate 33, a rear side plate 34, and an outer side plate 35, the upper side plate 31 and the lower side plate 32 are both horizontally disposed, the front side plate 33, the rear side plate 34, and the outer side plate 35 are both vertically connected between the upper side plate 31 and the lower side plate 32, the front side plate 33 and the rear side plate 34 are parallel to each other, the outer side plate 35 is vertically connected between the front side plate and the rear side plate, the front side plate 33 and the rear side plate 34 are both step plate structures, each step plate structure includes an inner plate 41, an outer plate 42 disposed inside the inner plate 41, and a step transition plate 43 connected between the inner plate 41 and the outer plate 42, the inner plate 41 and the step transition plate 43 are connected to form a negative angle, a row of bottom plate slots 36 are disposed on the inner side of the corresponding to the outer side plate 35 on the upper end surface, the outer side plate 35 of the positive side plate 3 and the outer side plate 35 of the negative side plate 4 are parallel to the left and right side surfaces of the battery module body 1;
referring to fig. 4 and 5, the positive side plate and the negative side plate are respectively formed by connecting an upper portion 44 and a lower portion 45, the upper portion 44 is formed by connecting an upper side plate 31, an upper portion of a front side plate 33, an upper portion of a rear side plate 34 and an upper portion of an outer side plate 35, the lower portion 45 is formed by connecting a lower side plate 32, a lower portion of the front side plate 33, a lower portion of the rear side plate 34 and a lower portion of the outer side plate 35, the upper portion of the front side plate 33 and the upper portion of the rear side plate 34 are respectively provided with a bayonet, a convex fixture block 46 is respectively arranged on an outer side surface of the lower portion of the front side plate 33 and an outer side surface of the lower portion of the rear side plate 34, a portion of the upper portion of the front side plate 33 provided with the bayonet is positioned outside a portion of the lower portion of the front side plate 33 provided with the fixture block, the bayonet at the upper part of the rear side plate 34 is connected with the fixture block 46 at the lower part of the rear side plate 34 in a clamping way, and the upper part of the outer side plate 35 is positioned at the outer side of the lower part of the outer side plate 35;
referring to fig. 6, each of the left and right end plates 5 includes a sealing plate 51 vertically disposed and a clamping column 52 connected to an inner end surface of the sealing plate 51, the left end plate is located outside the positive side plate 3, two clamping columns 52 of the left end plate are respectively clamped into an internal corner of the front side plate 33 and an internal corner of the rear side plate 34 of the positive side plate 3, the right end plate 5 is located outside the negative side plate 4, and two clamping columns 52 of the right end plate 5 are respectively clamped into an internal corner of the front side plate 33 and an internal corner of the rear side plate 34 of the negative side plate 4;
see fig. 7, the front and back end of bottom plate 6 all is connected with the limit baffle 61 of vertical setting, and the both ends of bottom plate 6 all are provided with four outside lugs 62 that extend, and the bottom of battery module body 1 bonds on the up end of bottom plate 6, and bottom plate draw-in groove 36 on the positive pole curb plate 3 is connected the block with four lugs 62 of bottom plate 6 one end, and bottom plate draw-in groove 36 on the negative pole curb plate 4 is connected the block with four lugs 62 of the bottom plate 6 other end.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a bonding laminate polymer battery module which characterized in that: the battery module comprises a battery module body, a housing, a negative pole side plate, a positive pole side plate, a left side end plate, a right side end plate and a bottom plate, wherein the battery module body consists of a plurality of vertically stacked battery modules, and the plurality of battery modules are bound and fixed into the battery module body with an integral structure by adopting rubber belts;
the battery module comprises a battery module body, a housing, a cover, a plurality of vertical parts and a plurality of elastic pieces, wherein the housing is of a U-shaped plate structure, the inner side surfaces of the two vertical parts of the housing and two ends adjacent to the housing are respectively provided with a limiting convex strip, the housing is covered on the battery module body, the horizontal part of the housing covers the upper end surface of the battery module body, the two vertical parts of the housing respectively cover the front end surface and the rear end surface of the battery module body, and two ends of the battery module body are respectively in contact;
the anode side plate and the cathode side plate respectively comprise an upper side plate, a lower side plate, a front side plate, a rear side plate and an outer side plate, the upper side plate and the lower side plate are horizontally arranged, the front side plate, the rear side plate and the outer side plate are vertically connected between the upper side plate and the lower side plate, the front side plate and the rear side plate are parallel to each other, the outer side plate is vertically connected between the front side plate and the rear side plate, the front side plate and the rear side plate are both in a step plate structure, the step plate structure comprises an inner plate, an outer plate arranged on the inner side of the inner plate and a step transition plate connected between the inner plate and the outer plate, the inner plate and the step transition plate are connected to form an internal corner, a row of bottom plate clamping grooves are arranged on the upper end surface of the lower side plate and positioned at the inner side of the corresponding outer side plate, the positive side plate and the negative side plate are respectively covered at two ends of the battery module body, and the outer side plate of the positive side plate and the outer side plate of the negative side plate are respectively parallel to the left side surface and the right side surface of the battery module body;
the anode side plate and the cathode side plate are respectively formed by connecting an upper part and a lower part, the upper part is formed by connecting an upper side plate, the upper part of a front side plate, the upper part of a rear side plate and the upper part of an outer side plate, the lower part is formed by connecting a lower side plate, the lower part of the front side plate, the lower part of the rear side plate and the lower part of the outer side plate, the upper part of the front side plate and the upper part of the rear side plate are respectively provided with a bayonet, the outer side surface of the lower part of the front side plate and the outer side surface of the lower part of the rear side plate are respectively provided with a convex clamping block, the part of the upper part of the front side plate, which is provided with the bayonet, is positioned at the outer side of the lower part of the rear side plate, the bayonet at the upper part of the front side plate is connected with the clamping block at the lower, the upper part of the outer side plate is positioned at the outer side of the lower part of the outer side plate;
the left side end plate and the right side end plate respectively comprise a sealing plate which is vertically arranged and clamping columns which are connected to the inner end face of the sealing plate, the left side end plate is positioned on the outer side of the positive side plate, the two clamping columns of the left side end plate are respectively clamped into the internal corner of the front side plate and the internal corner of the rear side plate in the positive side plate, the right side end plate is positioned on the outer side of the negative side plate, and the two clamping columns of the right side end plate are respectively clamped into the internal corner of the front side plate and the internal corner of the rear side plate in the negative side plate;
the both ends of bottom plate all be provided with a plurality of lugs that extend outward, the bottom of battery module body bonds on the up end of bottom plate, the positive pole curb plate on a plurality of lugs of bottom plate draw-in groove and bottom plate one end connect the block, the negative pole curb plate on a plurality of lugs of bottom plate draw-in groove and the bottom plate other end connect the block.
2. The bonding laminate polymer battery module of claim 1, which is characterized in that: the left and right end faces of the battery module body are all bonded with foam, and the battery module body is provided with rubber rings which are bound at the adjacent left and right ends.
3. The bonding laminate polymer battery module of claim 1, which is characterized in that: the front end and the rear end of the bottom plate are both connected with vertically arranged limit baffles.
4. The bonding laminate polymer battery module of claim 1, which is characterized in that: the two vertical parts of the housing are provided with strip-shaped heat dissipation holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810778392.2A CN109004110B (en) | 2018-07-16 | 2018-07-16 | Bonding laminate polymer battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810778392.2A CN109004110B (en) | 2018-07-16 | 2018-07-16 | Bonding laminate polymer battery module |
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| Publication Number | Publication Date |
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| CN109004110A CN109004110A (en) | 2018-12-14 |
| CN109004110B true CN109004110B (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810778392.2A Active CN109004110B (en) | 2018-07-16 | 2018-07-16 | Bonding laminate polymer battery module |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112397826A (en) * | 2020-11-12 | 2021-02-23 | 上海兰钧新能源科技有限公司 | Module frame, secondary battery and car |
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| Publication number | Publication date |
|---|---|
| CN109004110A (en) | 2018-12-14 |
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