CN205488284U - Can dismantle laminate polymer battery module safely - Google Patents
Can dismantle laminate polymer battery module safely Download PDFInfo
- Publication number
- CN205488284U CN205488284U CN201620091072.6U CN201620091072U CN205488284U CN 205488284 U CN205488284 U CN 205488284U CN 201620091072 U CN201620091072 U CN 201620091072U CN 205488284 U CN205488284 U CN 205488284U
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- Prior art keywords
- battery module
- safety
- busbar
- utmost point
- battery
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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
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Abstract
The utility model discloses a can dismantle laminate polymer battery module safely, including battery module shell, the soft packet of lithium ion secondary cell who is located the battery module shell, utmost point ear busbar and safe utmost point ear, the front end of battery module shell is provided with the battery module apron, it has utmost point ear groove, utmost point ear fixed orifices and busbar connecting hole to open on the utmost point ear busbar, utmost point ear busbar and battery module cover connection, this battery module through reasonable construction improvement, especially through the optimization of the utmost point ear busbar on the battery module apron with safe utmost point ear structure, can fix and dismantle soft packet of lithium ion secondary battery cell of plastic -aluminum membrane through the fixation nut and the utmost point ear fixed orifices on the utmost point ear busbar of safety utmost point preauricular end according to lithium battery module's work needed, makes things convenient for the battery to dismantle and changes, can not harm the group battery.
Description
Technical field
This utility model relates to technical field of lithium ion secondary, particularly a kind of detachable soft package battery module of safety.
Background technology
Aluminum plastic film Soft Roll lithium rechargeable battery is widely used in consumer electronics product, power and accumulation power supply.But soft package lithium battery is in use, in order to meet electrical equipment space requirement, battery pole ear Design of length must be shorter.Battery pole ear is typically welded on power-supply device, particularly on electric powered motor power supply.Being not suitable as electrokinetic cell once aluminum plastic film Soft Roll lithium rechargeable battery to use, soft package lithium battery power supply is difficult to dismounting and cycling and reutilization, causes the wasting of resources and environmental pollution.Additionally, aluminum plastic film Soft Roll lithium ion secondary single battery pole ears sealing station and four R angles of battery easily cause and rupture leakage, cause battery catches fire combustion completion accident.When New-energy electric vehicle is under the conditions of colliding, and power box is squeezed, battery case housing punctures and enters aluminum plastic film Soft Roll lithium rechargeable battery, battery short circuit catching fire can be caused to explode, cause casualties and property loss.
Summary of the invention
In order to overcome the deficiencies in the prior art, this utility model provides a kind of safety detachable soft package battery module.
This utility model solves its technical problem and be the technical scheme is that
The detachable soft package battery module of a kind of safety, including battery module enclosure, it is positioned at the Soft Roll lithium rechargeable battery of battery module enclosure, lug busbar and safety tab, the front end of described battery module enclosure is provided with battery module cover plate, having lug groove, lug fixing hole and busbar connecting hole on described lug busbar, described lug busbar is connected with battery module cover plate.
As a preference, the rear end of described safety tab is welded with the battery core pole piece within Soft Roll lithium rechargeable battery, described safety tab stretches out Soft Roll lithium rechargeable battery outer portion and is provided with overcurrent fuse wire, the front end of described safety tab is provided with fixing nut, and described safety tab stretches out the outer surface of Soft Roll lithium rechargeable battery outer portion and is coated with the waterproof sealing layer that transparent insulating plastic is made.
As a preference, at the upside of described battery module enclosure, downside, left side and right side inner wall position, it is provided with the fire extinguishing layer of built-in extinguishing chemical.
As a preference, being tightly connected at place, and Soft Roll lithium rechargeable battery bottom position between described Soft Roll lithium rechargeable battery top and safety tab is respectively arranged with insulating heat-conductive waterproof polymer sealant.
As a preference, the material of described battery module cover plate is polyethylene, polypropylene, polymethyl methacrylate or heat conductive insulating silica gel.
As a preference, the material of described insulating heat-conductive waterproof polymer sealant is ethylene, polypropylene, polymethyl methacrylate or heat conductive insulating silica gel.
As a preference, the material of described waterproof sealing layer is Merlon, polyethylene, polypropylene or silica gel.
As a preference, described fire extinguishing layer includes low melting point polymer outer layer and is filled in interior highly effective flame-retardant extinguishing chemical.
As a preference, described battery module enclosure has radiating groove and module fixing hole.
The beneficial effects of the utility model are: this battery module is according to the job demand of lithium battery module, by rational structural improvement, especially by the lug busbar on battery module cover plate and the optimization of safety tab structure, can fix and dismantle aluminum plastic film Soft Roll lithium ion secondary cell by the lug fixing hole on the fixing nut of safety tab front end and lug busbar, battery roll is facilitated to change, set of cells will not be damaged, safety tab overcurrent fuse wire designs, can under short-circuit and big current condition timely fuse protection battery, radiating groove design can improve battery availability factor and battery security.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of Soft Roll lithium rechargeable battery part in this utility model；
Fig. 3 is the structural representation of battery module deck portion in this utility model；
Fig. 4 is the structural representation of safety tab part in this utility model.
Detailed description of the invention
In order to make the purpose of the application, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.For the thorough explanation present invention, following description can relate to some specific detail.And when not having these specific detail, the present invention then may still can realize, i.e. technical staff in art uses these descriptions herein and statement others skilled in the art in art effectively to introduce their work essence.In addition it should be noted that; the word " front end ", " rear end ", " upside " and " downside " used in describing below refers to the direction in accompanying drawing; word " interior " and " outward " refer respectively to the direction towards or away from particular elements geometric center, and person skilled should not be construed as the technology beyond the application protection domain in the adjustment that above-mentioned direction is made simply, be need not creativeness.Should be appreciated that specific embodiment described herein, only in order to explain the application, is not used to limit real protection scope.And for avoiding confusion the purpose of the present invention, owing to the technology of the manufacture method known, control program, part dimension etc. is not it will be understood that therefore they are described in detail.With reference to Fig. 1, Fig. 2, Fig. 3, the detachable soft package battery module of a kind of safety, including battery module enclosure 1, it is positioned at the Soft Roll lithium rechargeable battery 2 of battery module enclosure 1, lug busbar 3 and safety tab 4, the front end of described battery module enclosure 1 is provided with battery module cover plate 5, lug groove 31, lug fixing hole 32 and busbar connecting hole 33 is had on described lug busbar 3, lug groove 31 and lug fixing hole 32 effect are through lug groove 31 by soft-package battery lug, are fixedly connected on lug busbar 3 by the fixing nut 42 on safety tab 4 by nut.Described lug busbar 3 is connected with battery module cover plate 5, facilitates the disassembling, assembling and replacing of lug busbar 3, concrete lug busbar 3 and battery module cover plate 5 that injection can be used fixing.Wherein the material of lug busbar 3 is generally copper, rustless steel or nickel.By the busbar connecting hole 33 on connecting tab busbar 3, battery module connection in series-parallel can be formed different capacity power supply.
Further embodiment, with reference to the detachable soft package battery module of a kind of safety of Fig. 1, Fig. 2, Fig. 3, " embodiment " the most referred to herein refers to may be included in special characteristic, structure or the characteristic at least one implementation of the application.Different in this manual local " in the embodiments " occurred not refer both to same embodiment, are not single or the most mutually exclusive with other embodiments embodiment.Embodiment includes battery module enclosure 1, is positioned at the Soft Roll lithium rechargeable battery 2 of battery module enclosure 1, lug busbar 3 and safety tab 4, the front end of described battery module enclosure 1 is provided with battery module cover plate 5, having lug groove 31, lug fixing hole 32 and busbar connecting hole 33 on described lug busbar 3, described lug busbar 3 is connected with battery module cover plate 5.With reference to Fig. 4, the rear end of described safety tab 4 is welded with the battery core pole piece within Soft Roll lithium rechargeable battery 2, described safety tab 4 stretches out Soft Roll lithium rechargeable battery 2 outer portion and is provided with overcurrent fuse wire 41, and the front end of described safety tab 4 is provided with fixing nut 42.The alloy that the trace element such as bismuth that overcurrent fuse wire 41 can use fusing point to be 138 DEG C, antimony, stannum are made.Work as battery short circuit; temperature is more than predetermined temperature; such as the when of 138 DEG C; overcurrent fuse wire 41 just can fuse in time; power supply is played open circuit effect; avoid power supply, due to short circuit and the big electric current of over loading, explosion safety accident on fire occurs, protect power supply, electrical appliance and operator's personal safety in time.Described safety tab 4 stretches out the outer surface of Soft Roll lithium rechargeable battery 2 outer portion and is coated with the waterproof sealing layer 43 that transparent insulating plastic is made, and reduces electric leakage, short-circuit risks further.As preference, the material of described waterproof sealing layer 43 is Merlon, polyethylene, polypropylene or silica gel.
Further embodiment, the detachable soft package battery module of a kind of safety with reference to Fig. 1, Fig. 2, Fig. 3, including battery module enclosure 1, it is positioned at the Soft Roll lithium rechargeable battery 2 of battery module enclosure 1, lug busbar 3 and safety tab 4, the front end of described battery module enclosure 1 is provided with battery module cover plate 5, having lug groove 31, lug fixing hole 32 and busbar connecting hole 33 on described lug busbar 3, described lug busbar 3 is connected with battery module cover plate 5.The fire extinguishing layer 6 of built-in extinguishing chemical it is provided with at the upside of described battery module enclosure 1, downside, left side and right side inner wall position.As preference, described fire extinguishing layer 6 includes low melting point polymer outer layer and is filled in interior highly effective flame-retardant extinguishing chemical.Such as fire extinguishing layer 6 can use fusing point 180 DEG C insulation high polymer material, extinguishing chemical can use organic solvent extinguishing chemical, such as carbon tetrachloride, when the battery core internal temperature of battery unit 2 is higher than rated temperature, such as when 180 DEG C, fire extinguishing layer 6 fusing ruptures, extinguishing chemical in fire extinguishing layer 6 covers on battery core inner pole piece surface, stop the internal active substance of battery core to burn further, play the effect stoping and reducing cells burst explosion danger, be greatly improved safety.
Further embodiment, the detachable soft package battery module of a kind of safety with reference to Fig. 1, Fig. 2, Fig. 3, including battery module enclosure 1, it is positioned at the Soft Roll lithium rechargeable battery 2 of battery module enclosure 1, lug busbar 3 and safety tab 4, the front end of described battery module enclosure 1 is provided with battery module cover plate 5, having lug groove 31, lug fixing hole 32 and busbar connecting hole 33 on described lug busbar 3, described lug busbar 3 is connected with battery module cover plate 5.Being tightly connected at place, and Soft Roll lithium rechargeable battery 2 bottom position between described Soft Roll lithium rechargeable battery 2 top and safety tab 4 is respectively arranged with insulating heat-conductive waterproof polymer sealant 7, reduces electric leakage risk.Soft Roll lithium rechargeable battery 2 and insulating heat-conductive waterproof polymer sealant 7 can use Shooting Technique integral sealing to fix.As preference, the material of described insulating heat-conductive waterproof polymer sealant 7 is ethylene, polypropylene, polymethyl methacrylate or heat conductive insulating silica gel.The material of described battery module cover plate 5 is polyethylene, polypropylene, polymethyl methacrylate or heat conductive insulating silica gel.Radiating groove 11 and module fixing hole 12 is had on described battery module enclosure 1.
According to above-mentioned principle, this utility model can also carry out suitable change and amendment to above-mentioned embodiment.Therefore, this utility model is not limited to detailed description of the invention disclosed and described above, should also be as falling in scope of the claims of the present utility model to modifications and changes more of the present utility model.
Claims (9)
1. the detachable soft package battery module of safety, including battery module enclosure (1), it is positioned at the Soft Roll lithium rechargeable battery (2) of battery module enclosure (1), lug busbar (3) and safety tab (4), it is characterized in that: the front end of described battery module enclosure (1) is provided with battery module cover plate (5), having lug groove (31), lug fixing hole (32) and busbar connecting hole (33) on described lug busbar (3), described lug busbar (3) is connected with battery module cover plate (5).
The detachable soft package battery module of a kind of safety the most according to claim 1, it is characterized in that: the rear end of described safety tab (4) is welded with the battery core pole piece of Soft Roll lithium rechargeable battery (2) inside, described safety tab (4) stretches out Soft Roll lithium rechargeable battery (2) outer portion and is provided with overcurrent fuse wire (41), the front end of described safety tab (4) is provided with fixing nut (42), described safety tab (4) stretches out the outer surface of Soft Roll lithium rechargeable battery (2) outer portion and is coated with the waterproof sealing layer (43) that transparent insulating plastic is made.
The detachable soft package battery module of a kind of safety the most according to claim 1, it is characterised in that: it is provided with the fire extinguishing layer (6) of built-in extinguishing chemical at the upside of described battery module enclosure (1), downside, left side and right side inner wall position.
The detachable soft package battery module of a kind of safety the most according to claim 1, it is characterized in that: being tightly connected at place, and Soft Roll lithium rechargeable battery (2) bottom position between described Soft Roll lithium rechargeable battery (2) top and safety tab (4) is respectively arranged with insulating heat-conductive waterproof polymer sealant (7).
The detachable soft package battery module of a kind of safety the most according to claim 1, it is characterised in that: the material of described battery module cover plate (5) is polyethylene, polypropylene, polymethyl methacrylate or heat conductive insulating silica gel.
The detachable soft package battery module of a kind of safety the most according to claim 4, it is characterised in that: the material of described insulating heat-conductive waterproof polymer sealant (7) is ethylene, polypropylene, polymethyl methacrylate or heat conductive insulating silica gel.
The detachable soft package battery module of a kind of safety the most according to claim 2, it is characterised in that: the material of described waterproof sealing layer (43) is Merlon, polyethylene, polypropylene or silica gel.
The detachable soft package battery module of a kind of safety the most according to claim 3, it is characterised in that: described fire extinguishing layer (6) includes low melting point polymer outer layer and is filled in interior highly effective flame-retardant extinguishing chemical.
The detachable soft package battery module of a kind of safety the most according to claim 1, it is characterised in that: have radiating groove (11) and module fixing hole (12) on described battery module enclosure (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620091072.6U CN205488284U (en) | 2016-01-29 | 2016-01-29 | Can dismantle laminate polymer battery module safely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620091072.6U CN205488284U (en) | 2016-01-29 | 2016-01-29 | Can dismantle laminate polymer battery module safely |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205488284U true CN205488284U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620091072.6U Expired - Fee Related CN205488284U (en) | 2016-01-29 | 2016-01-29 | Can dismantle laminate polymer battery module safely |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205488284U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203072A (en) * | 2019-06-18 | 2019-09-06 | 华霆（合肥）动力技术有限公司 | Thermal runaway protective device, power supply device and thermal runaway means of defence |
| CN114207921A (en) * | 2020-01-15 | 2022-03-18 | 株式会社Lg新能源 | Battery module including flame-retardant sheet, and battery holder and energy storage system including the same |
-
2016
- 2016-01-29 CN CN201620091072.6U patent/CN205488284U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203072A (en) * | 2019-06-18 | 2019-09-06 | 华霆（合肥）动力技术有限公司 | Thermal runaway protective device, power supply device and thermal runaway means of defence |
| CN114207921A (en) * | 2020-01-15 | 2022-03-18 | 株式会社Lg新能源 | Battery module including flame-retardant sheet, and battery holder and energy storage system including the same |
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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 |
Granted publication date: 20160817 Termination date: 20190129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |