CN111162216A - Soft package power lithium ion battery pack for new energy automobile - Google Patents
Soft package power lithium ion battery pack for new energy automobile Download PDFInfo
- Publication number
- CN111162216A CN111162216A CN201911342065.3A CN201911342065A CN111162216A CN 111162216 A CN111162216 A CN 111162216A CN 201911342065 A CN201911342065 A CN 201911342065A CN 111162216 A CN111162216 A CN 111162216A
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- Prior art keywords
- lithium ion
- ion battery
- bottom plate
- soft
- plate
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
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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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the technical field of lithium ion batteries, in particular to a flexible package power lithium ion battery pack for a new energy automobile, which comprises a bottom plate, an upper plate and a shell positioned between the bottom plate and the upper plate, wherein through holes for fixing rods to pass through are formed in four corners of the bottom plate and the upper plate, the upper ends and the lower ends of the fixing rods are respectively positioned at the upper end and the lower end of the upper plate and are respectively in threaded connection with a fastening nut, first grooves for placing flexible package lithium ion battery monomers are formed in the upper end of the bottom plate at equal intervals, and second grooves for inserting and connecting partition plates are formed in the upper end of the bottom plate and between two adjacent groups. According to the invention, the soft package lithium ion battery monomer, the partition plate, the bottom plate, the upper plate and the shell are convenient to assemble and disassemble, so that the maintenance is more convenient, and the soft package lithium ion battery monomer is convenient to replace; the air in the shell can flow faster through the air inlet hole and the suction fan, the heat dissipation effect is better, and the normal use of the lithium ion battery pack is ensured.
Description
Technical Field
The invention relates to the technical field of lithium ion batteries, in particular to a flexible package power lithium ion battery pack for a new energy automobile.
Background
At present, domestic new energy application is continuously popularized, and lithium ion batteries are applied to the field of new energy electric automobiles in batches. The soft package lithium ion battery is a polymer shell on which a liquid lithium ion battery is sleeved, and is structurally packaged by an aluminum plastic film, so that the soft package battery can be blown and cracked at most under the condition of potential safety hazard, and cannot explode, therefore, the safety performance is good, and the liquid lithium ion battery is widely applied. Traditional flexible package power lithium ion battery group dismouting is inconvenient, is not convenient for change the maintenance, and because flexible package power lithium ion battery monomer during operation easily generates heat, if can not in time dispel the heat, has the potential safety hazard. Therefore, the flexible package power lithium ion battery pack for the new energy automobile is provided.
Disclosure of Invention
The invention aims to provide a flexible package power lithium ion battery pack for a new energy automobile, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a soft package power lithium ion battery pack for a new energy automobile comprises a base plate, an upper plate and a shell positioned between the base plate and the upper plate, wherein through holes for allowing fixing rods to pass through are formed in four corners of the base plate and the upper plate, the upper end and the lower end of each fixing rod are positioned at the upper end and the lower end of the upper plate and are in threaded connection with fastening nuts, first grooves for placing soft package lithium ion battery monomers are formed in the upper end of the base plate at equal intervals, second grooves for inserting partition plates are formed in the upper end of the base plate and positioned between two adjacent groups of first grooves, the left side surface and the right side surface of each partition plate are in equal intervals and are integrally formed with convex strips, silica gel sheets are bonded on the outer side surfaces of the convex strips, heat dissipation grooves are formed between two adjacent groups of convex strips, first bulges and second bulges matched with the soft package lithium ion battery monomers and the, the air inlet box all has seted up the fresh air inlet all around, the side about, just be located on the bottom plate and evenly seted up first ventilation hole between first recess and the second recess, just be located on the upper plate and evenly seted up the second ventilation hole between first arch and the second arch, upper plate upper end fixedly connected with air exhaust box, the mounting hole has been seted up to air exhaust box upper end, install the suction fan in the mounting hole.
As a further optimization of the technical scheme, the left side and the right side of the shell are fixedly connected with handles.
As the further optimization of this technical scheme, the equal equidistance fixedly connected with reference column in both ends about the casing, the constant head tank that is used for the reference column of pegging graft is all offered to terminal surface under bottom plate up end and the upper plate.
As a further optimization of the technical scheme, foot pads are bonded at four corners of the air inlet box body and four corners of the air exhaust box body.
As a further optimization of the technical scheme, the soft package lithium ion battery monomers are connected in series through the composite conducting strips.
As a further optimization of the technical scheme, the partition plates and the convex strips are made of metal materials.
As a further optimization of the technical scheme, the air inlet and the suction fan are both provided with filter cotton.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the soft package lithium ion battery monomer is inserted into the first groove, the partition plate is inserted into the second groove, the partition plate and the raised strips can separate the soft package lithium ion battery monomer and limit and fix the soft package lithium ion battery monomer, so that the soft package lithium ion battery monomer is prevented from shaking left and right, the bottom plate is arranged at the upper end of the shell, the first bulge and the second bulge are respectively pressed at the upper ends of the soft package lithium ion battery monomer and the partition plate, the soft package lithium ion battery monomer and the partition plate are fixed, the fixing rod is inserted into the through holes on the bottom plate and the upper plate, and then the fastening nuts are in threaded connection at the upper end and the lower end of the fixing rod, so that the bottom plate, the upper plate and the shell are fixed, the assembly and disassembly among the bottom plate, the upper plate and the; can be with the partial heat transfer to sand grip and the baffle that produces on the soft packet of lithium ion battery monomer through the silica gel piece, cool down soft packet of lithium ion battery monomer, outside fresh air enters into the air inlet box from the fresh air inlet, then enter into the radiating groove in the casing from first ventilation hole, the heat that produces soft packet of lithium ion battery monomer is broken away, at last, inhale away the heat in the casing through the suction fan, make the air flow faster in the casing, the radiating effect is better, guarantee lithium ion battery group's normal use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a schematic view of the connection structure of the partition board, the raised strips and the silicone sheet according to the present invention.
In the figure: 1 bottom plate, 2 upper plates, 3 casings, 4 fixed rods, 5 fastening nuts, 6 soft package lithium ion battery monomers, 7 first grooves, 8 partition plates, 9 raised lines, 10 silica gel sheets, 11 first bulges, 12 second bulges, 13 air inlet boxes, 14 air inlet holes, 15 air exhaust boxes, 16 suction fans, 17 handles, 18 positioning columns, 19 positioning grooves, 20 foot pads and 21 second grooves.
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. 1-4, the present invention provides a technical solution: the utility model provides a soft-packing power lithium ion battery group for new energy automobile, comprising a base plate 1, upper plate 2 and the casing 3 that is located between bottom plate 1 and upper plate 2, the equal equidistance fixedly connected with reference column 18 in both ends about the casing 3, constant head tank 19 that is used for pegging graft reference column 18 is all seted up to bottom plate 1 up end and upper plate 2 lower extreme, peg graft in constant head tank 19 through reference column 18, can fix a position casing 3 with bottom plate 1 and upper plate 2, the through-hole that is used for supplying dead lever 4 to pass is all seted up in bottom plate 1 and upper plate 2 four corners, the equal threaded connection of both ends about dead lever 4 is located upper plate 2 upper end and bottom plate 1 lower extreme has fastening nut 5, install casing 3 in bottom plate 1 upper end, upper plate 2 installs the upper end of casing 3, insert dead lever 4 in the through-hole on bottom plate 1 and upper plate 2, then equal threaded connection fastening nut 5 in both ends, The upper plate 2 and the shell 3 are fixed, so that the three are convenient to assemble and disassemble.
The utility model discloses a bottom plate 1 lower extreme fixedly connected with air inlet box 13, air inlet 14 has all been seted up to the side all around of air inlet box 13, first ventilation hole has evenly been seted up on the bottom plate 1 and lie in between first recess 7 and the second recess 21, second ventilation hole has evenly been seted up on the upper plate 2 and lie in between first arch 11 and the second arch 13, upper plate 2 upper end fixedly connected with air exhaust box 15, the mounting hole has been seted up to air exhaust box 15 upper end, install suction fan 16 in the mounting hole, air inlet 14 and suction fan 16 department all install the filter pulp, can filter the air that enters into in the casing 3, prevent that impurity in the air from getting into in the casing 3, cause the short circuit of casing 3 inner member, and the safety is improved. Fresh air enters the air inlet box body 13 from the air inlet hole 14, then enters the heat dissipation groove in the shell 3 from the first air inlet hole, the heat generated by the soft package lithium ion battery monomer 6 is dissipated, and finally the heat in the shell 3 is absorbed through the suction fan 16, so that the air in the shell 3 flows faster, the heat dissipation effect is better, and the normal use of the lithium ion battery pack is ensured.
The equal fixedly connected with handle 17 of the 3 left and right sides of casing, handle 17 make things convenient for the transport, air inlet box 13 and the box 15 four corners of airing exhaust all bond there is callus on the sole 20, support the protection to lithium ion battery group.
Specifically, when the lithium ion battery pack is used, the shell 3 is arranged at the upper end of the bottom plate 1, the soft package lithium ion battery monomer 6 is inserted into the first groove 7, the partition plate 8 is inserted into the second groove 21, the partition plate 8 and the raised strips 9 can separate the soft package lithium ion battery monomer 6 and limit and fix the soft package lithium ion battery monomer 6 to prevent the soft package lithium ion battery monomer 6 from shaking left and right, the bottom plate 1 is arranged at the upper end of the shell 3, so that the first bulge 11 and the second bulge 12 are respectively pressed on the upper ends of the soft package lithium ion battery monomer 6 and the separator 8, the soft package lithium ion battery monomer 6 and the clapboard 8 are fixed, the fixing rod 4 is inserted into the through holes on the bottom plate 1 and the upper plate 2, then, fastening nuts 5 are connected to the upper end and the lower end of the fixing rod 4 in a threaded mode, so that the bottom plate 1, the upper plate 2 and the shell 3 are fixed, assembly and disassembly among the bottom plate, the upper plate and the shell are convenient, and internal replacement and maintenance are convenient; can be with the partial heat transfer to sand grip 9 and the baffle 8 that produces on the soft packet of lithium ion battery monomer 6 through silica gel piece 10, cool down soft packet of lithium ion battery monomer 6, outside fresh air enters into air inlet box 13 from air inlet 14 in, then enter into the radiating groove in the casing 3 from first ventilation hole, the heat that produces soft packet of lithium ion battery monomer 6 is dispersed, at last, the heat in with the casing 3 is siphoned away through suction fan 16, make the air flow in the casing 3 faster, the radiating effect is better, guarantee the normal use of lithium ion battery group.
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 (7)
1. The utility model provides a soft-packing power lithium ion battery group for new energy automobile, includes bottom plate (1), upper plate (2) and is located casing (3) between bottom plate (1) and upper plate (2), its characterized in that: the bottom plate (1) and the upper plate (2) are provided with through holes for the fixing rods (4) to pass through, the upper ends and the lower ends of the fixing rods (4) are positioned at the upper end of the upper plate (2) and the lower end of the bottom plate (1) and are in threaded connection with fastening nuts (5), first grooves (7) for placing soft package lithium ion battery monomers (6) are arranged at equal intervals at the upper end of the bottom plate (1), second grooves (21) for inserting the partition plates (8) are arranged at the upper end of the bottom plate (1) and between two adjacent groups of the first grooves (7), convex strips (9) are integrally formed at equal intervals at the left side and the right side of each partition plate (8), silica gel sheets (10) are bonded at the outer side of each convex strip (9), heat dissipation grooves are formed between two adjacent groups of the convex strips (9), first bulges (11) and second bulges (12) matched with the soft package lithium ion battery monomers (6) and the partition plates (8) are integrally formed at the middle, bottom plate (1) lower extreme fixedly connected with air inlet box (13), air inlet hole (14) have all been seted up to the side all around to air inlet box (13), evenly seted up first ventilation hole on bottom plate (1) and between being located first recess (7) and second recess (21), evenly seted up second ventilation hole on upper plate (2) and between being located first arch (11) and second arch (13), upper plate (2) upper end fixedly connected with air exhaust box (15), the mounting hole has been seted up to air exhaust box (15) upper end, install suction fan (16) in the mounting hole.
2. The soft-package power lithium ion battery pack for the new energy automobile according to claim 1, characterized in that: handles (17) are fixedly connected to the left side and the right side of the shell (2).
3. The soft-package power lithium ion battery pack for the new energy automobile according to claim 1, characterized in that: equal equidistance fixedly connected with reference column (18) in both ends about casing (3), constant head tank (19) that are used for grafting reference column (18) are all offered to terminal surface under bottom plate (1) up end and upper plate (2).
4. The soft-package power lithium ion battery pack for the new energy automobile according to claim 1, characterized in that: foot pads (20) are bonded at four corners of the air inlet box body (13) and the air exhaust box body (15).
5. The soft-package power lithium ion battery pack for the new energy automobile according to claim 1, characterized in that: the soft package lithium ion battery monomers (6) are connected in series through the composite conducting strips.
6. The soft-package power lithium ion battery pack for the new energy automobile according to claim 1, characterized in that: the partition plates (8) and the convex strips (9) are made of metal materials.
7. The soft-package power lithium ion battery pack for the new energy automobile according to claim 1, characterized in that: the air inlet hole (14) and the suction fan (16) are both provided with filter cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911342065.3A CN111162216A (en) | 2019-12-23 | 2019-12-23 | Soft package power lithium ion battery pack for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911342065.3A CN111162216A (en) | 2019-12-23 | 2019-12-23 | Soft package power lithium ion battery pack for new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111162216A true CN111162216A (en) | 2020-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911342065.3A Pending CN111162216A (en) | 2019-12-23 | 2019-12-23 | Soft package power lithium ion battery pack for new energy automobile |
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| Country | Link |
|---|---|
| CN (1) | CN111162216A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259827A (en) * | 2020-10-23 | 2021-01-22 | 傲普(上海)新能源有限公司 | Energy storage container battery cooling system |
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|---|---|---|---|---|
| CN205429117U (en) * | 2016-03-13 | 2016-08-03 | 安徽华希电力科技有限公司 | Explosion -proof lithium battery box |
| CN207818812U (en) * | 2018-01-09 | 2018-09-04 | 惠州市凯业盛能源有限公司 | A kind of high efficiency and heat radiation soft package lithium battery module |
| CN208422995U (en) * | 2018-06-02 | 2019-01-22 | 河南融基新能源有限公司 | A kind of lithium battery storage box |
| CN209029493U (en) * | 2018-11-06 | 2019-06-25 | 深圳市拜特新能源有限公司 | A kind of high capacity lithium ion battery group |
| CN110379967A (en) * | 2019-07-04 | 2019-10-25 | 广东迪度新能源有限公司 | A kind of base station 5U cabinet large-capacity lithium iron phosphate battery pack |
-
2019
- 2019-12-23 CN CN201911342065.3A patent/CN111162216A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205429117U (en) * | 2016-03-13 | 2016-08-03 | 安徽华希电力科技有限公司 | Explosion -proof lithium battery box |
| CN207818812U (en) * | 2018-01-09 | 2018-09-04 | 惠州市凯业盛能源有限公司 | A kind of high efficiency and heat radiation soft package lithium battery module |
| CN208422995U (en) * | 2018-06-02 | 2019-01-22 | 河南融基新能源有限公司 | A kind of lithium battery storage box |
| CN209029493U (en) * | 2018-11-06 | 2019-06-25 | 深圳市拜特新能源有限公司 | A kind of high capacity lithium ion battery group |
| CN110379967A (en) * | 2019-07-04 | 2019-10-25 | 广东迪度新能源有限公司 | A kind of base station 5U cabinet large-capacity lithium iron phosphate battery pack |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259827A (en) * | 2020-10-23 | 2021-01-22 | 傲普(上海)新能源有限公司 | Energy storage container battery cooling system |
| CN112259827B (en) * | 2020-10-23 | 2022-01-28 | 傲普(上海)新能源有限公司 | Energy storage container battery cooling system |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200515 |