CN107221615B - A kind of battery pack with bottom fixed plastics battery case - Google Patents
A kind of battery pack with bottom fixed plastics battery case Download PDFInfo
- Publication number
- CN107221615B CN107221615B CN201710320822.1A CN201710320822A CN107221615B CN 107221615 B CN107221615 B CN 107221615B CN 201710320822 A CN201710320822 A CN 201710320822A CN 107221615 B CN107221615 B CN 107221615B
- Authority
- CN
- China
- Prior art keywords
- battery
- battery case
- baffle
- fixed
- fixation hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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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- 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
-
- 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
- H01M50/256—Carrying devices, e.g. belts
-
- 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 present invention discloses a kind of battery pack with bottom fixed plastics battery case, including battery, static housing and baffle, the battery includes rectangular shelly-shaped battery case, the bottom of the battery case is equipped with bottom fixing structure, the bottom of the static housing is equipped with bottom fixation hole and bottom bolts, and the battery is fixedly connected by the bottom fixing structure of battery case with bottom fixation hole；The baffle is equipped with side wall and upper flap and lower flap along side wall bending, and the both ends of upper flap are equipped with bracket fixation hole, and the lower flap is equipped with bolt fixing hole, and the bottom bolts are arranged in bolt fixing hole.Battery can be made quickly to assemble and fix with static housing with the fixed plastic battery shell in bottom, be reinforced with baffle, simplify process, labor intensity is reduced, retaining element is reduced, reduces battery group weight, the specific energy of battery modules is improved, while improving the reliability after battery group.
Description
Technical field
The present invention relates to power battery technology fields, and in particular to a kind of battery with bottom fixed plastics battery case
Group.
Background technique
Lithium ion battery can be broadly divided into rectangular, cylinder, Soft Roll three categories according to shape at present, wherein rectangular cell, it
Have many advantages, such as to have a safety feature, is light-weight, battery capacity is big, flexible design.Now with consumer battery, new-energy automobile, storage
The fast development in energy field, the following rectangular lithium ion battery will be more advantageous, and development prospect is also very extensive.
But existing rectangular cell shell is usually when battery is fixed in cabinet usually without fixed structure currently on the market
Extruding fixation is carried out using steel profile or other parts above battery, surrounding stops to fix using thin plate.This fixed form
Complex procedures, part is numerous, operating difficulties, waste of manpower, while increasing overall weight.
Accordingly, it is desirable to provide a kind of battery pack with bottom fixed plastics battery case, the battery case be by plastic shaping,
The rectangular shelly-shaped part of one kind with shell and bottom fixed connection structure.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of battery packs with bottom fixed plastics battery case, make battery
An entirety can be quickly known as when in groups, and can be directly fixedly connected with cabinet.
In order to solve the above technical problems, the present invention adopts the following technical solutions:
A kind of battery pack with bottom fixed plastics battery case, including battery, static housing and baffle, the battery pack
Rectangular shelly-shaped battery case is included, the bottom of the battery case is equipped with bottom fixing structure, and the bottom of the static housing is set
There are bottom fixation hole and bottom bolts, the fixed company of bottom fixing structure and bottom fixation hole that the battery passes through battery case
It connects；The baffle is equipped with side wall and upper flap and lower flap along side wall bending, and the both ends of upper flap are equipped with bracket fixation hole,
The lower flap is equipped with bolt fixing hole, and the bottom bolts are arranged in bolt fixing hole.
Preferably, the battery case is plastic shaping.
Preferably, the side wall of the static housing is equipped with the fixed bracket of side wall, and the fixed bracket of the side wall is equipped with screw hole,
The bracket fixation hole of the support bracket fastened screw hole of the side wall and baffle is run through with screw is fixed together static housing and baffle.
Preferably, it is bottom stepped cylindrical, the bottom ladder that the bottom of the battery case, which is equipped with bottom fixing structure,
The Upper cylindrical diameter of cylinder is less than lower cylindrical diameter.
Preferably, the bottom fixation hole matches with the shape of bottom stepped cylindrical and position.
Preferably, the bottom of the battery case be equipped with bottom fixing structure be bottom plate rabbet, the bottom plate rabbet be to
Battery case indent it is trapezoidal, the trapezoidal upper bottom edge is long, and to be greater than bottom long.
Preferably, the shape and position of the bottom fixation hole and bottom plate rabbet match.
Preferably, the bottom of the battery case be equipped with bottom fixing structure be bottom bayonet, the bottom bayonet it is upper
Portion is cylinder, and lower part is back taper, and stress slot is provided in the middle part of the bottom bayonet.
Preferably, the shape and position of the bottom fixation hole and bottom bayonet match.
Beneficial effects of the present invention are as follows:
A kind of battery pack with bottom fixed plastics battery case of the invention, due to using above technical scheme, tool
The plastic battery shell for having bottom fixed can be such that battery quickly assembles and fix with static housing, be reinforced with baffle, simplify process,
Labor intensity is reduced, retaining element is reduced, battery group weight is reduced, improves the specific energy of battery modules, while improving battery
Reliability after in groups.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
Fig. 1 shows a kind of battery group structure signal of battery pack with bottom fixed plastics battery case of the invention
Figure.
Fig. 2 shows a kind of static housing structural representations of battery pack with bottom fixed plastics battery case of the invention
Figure.
Fig. 3 shows a kind of baffle arrangement schematic diagram of battery pack with bottom fixed plastics battery case of the invention.
Fig. 4 shows a kind of 1 structural schematic diagram of embodiment of battery pack with bottom fixed plastics battery case of the invention.
Fig. 5 shows a kind of 2 structural schematic diagram of embodiment of battery pack with bottom fixed plastics battery case of the invention.
It inserts the 3 shell side of embodiment that Fig. 6 shows a kind of battery pack with bottom fixed plastics battery case of the invention
Enter the structural schematic diagram of part.
It is respectively marked in figure as follows: 1 battery, 2 static housings, 21 bottom fixation holes, the fixed bracket of 22 side walls, 23 bottom spiral shells
Bolt, 3 baffles, 31 bracket fixation holes, 32 bolt fixing holes, 4 screws, 5 battery cases, 51 bottom stepped cylindricals, 52 bottom plate rabbets,
53 bottom bayonets.
Specific embodiment
In order to illustrate more clearly of the present invention, the present invention is done further below with reference to preferred embodiments and drawings
It is bright.Similar component is indicated in attached drawing with identical appended drawing reference.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
As shown in figs 1 to 6, a kind of battery pack with bottom fixed plastics battery case, including battery 1, static housing 2,
Baffle 3 and screw 4, the battery 1 include rectangular shelly-shaped battery case 5, and the bottom of the battery case 5 is fixed equipped with bottom
Structure.The battery case 5 is plastic shaping.
The bottom of the static housing 2 is equipped with bottom fixation hole 21 and bottom bolts 23, and the battery 1 passes through battery case
5 bottom fixing structure is fixedly connected with bottom fixation hole 21.
The baffle 3 is equipped with side wall and upper flap and lower flap along side wall bending, and the both ends of upper flap are equipped with bracket
Fixation hole 31, the lower flap are equipped with bolt fixing hole 32, and the bottom bolts 23 are arranged in bolt fixing hole 32.
The side wall of the static housing 2 is equipped with the fixed bracket 22 of side wall, and the fixed bracket 22 of the side wall is equipped with screw hole, institute
The bracket fixation hole (31) of the screw hole and baffle 3 of stating the fixed bracket 22 of side wall is run through with screw 4 consolidates static housing 2 and baffle 3
It is connected together.
Embodiment 1
As shown in figure 4, it is bottom stepped cylindrical 51, the bottom that the bottom of the battery case 5, which is equipped with bottom fixing structure,
The Upper cylindrical diameter of portion's stepped cylindrical 51 is less than lower cylindrical diameter.
The quantity of the bottom stepped cylindrical 51 is two.
The bottom fixation hole 21 matches with the shape of bottom stepped cylindrical 51 and position.
Embodiment 2
As shown in figure 5, it is bottom plate rabbet 52, the base channel that the bottom of the battery case 5, which is equipped with bottom fixing structure,
Mouth 52 is, to the trapezoidal of 5 indent of battery case, the trapezoidal upper bottom edge is long long greater than bottom.
The quantity of the bottom plate rabbet 52 is two.
The bottom fixation hole 21 matches with the shape of bottom plate rabbet 52 and position.
Embodiment 3
As shown in fig. 6, it is bottom bayonet 53, the bottom card that the bottom of the battery case 5, which is equipped with bottom fixing structure,
The top of mouth 53 is cylinder, and lower part is back taper, and the middle part of the bottom bayonet 53 is provided with stress slot.
The quantity of the bottom bayonet 53 is two.
The bottom fixation hole 21 matches with the shape of bottom bayonet 53 and position.
A kind of assemble method of battery pack with bottom fixed plastics battery case of the invention:
Each battery 1 is passed through into the bottom of the bottom fixing structure control insertion static housing 2 of 5 bottom of battery case when assembly
In portion's fixation hole 21, then battery along Fig. 2 X-direction promotion be fixed on battery 1 in bottom fixation hole 21, and so on will
All fixations of battery 1 finish, and squeeze battery 1 using baffle 3 on the outside of last row's battery 1 and fix, make battery 1 in X-direction
It is fixed, baffle 3 fixes it by bracket fixation hole 31 on static housing 2 and bolt fixing hole 32, finally by battery 1
In a row fixation in column becomes an entirety.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention may be used also on the basis of the above description for those of ordinary skill in the art
To make other variations or changes in different ways, all embodiments can not be exhaustive here, it is all to belong to this hair
Bright technical solution changes and variations that derived from are still in the scope of protection of the present invention.
Claims (7)
1. a kind of battery pack with bottom fixed plastics battery case, it is characterised in that: if including dry cell (1), static housing
(2) and baffle (3), the battery (1) include rectangular shelly-shaped battery case (5), and the bottom of the battery case (5) is equipped with bottom
The bottom of portion's fixed structure, the static housing (2) is equipped with bottom fixation hole (21) and bottom bolts (23), the battery (1)
It is fixedly connected by the bottom fixing structure of battery case (5) with bottom fixation hole (21)；
The baffle (3) is equipped with side wall and upper flap and lower flap along side wall bending, and the both ends of upper flap are solid equipped with bracket
Determine hole (31), the lower flap is equipped with bolt fixing hole (32), and the bottom bolts (23) are arranged in bolt fixing hole (32)
It is interior；
Each battery (1) is inserted into static housing (2) by the bottom fixing structure control of battery case (5) bottom when assembly
In bottom fixation hole (21), then battery (1) is pushed to be fixed on battery (1) in bottom fixation hole (21), and so on by institute
There is battery (1) fixation to finish, battery (1) is squeezed using baffle (3) on the outside of last row battery (1) and is fixed, baffle (3) is logical
The bracket fixation hole (31) and bolt fixing hole (32) crossed on static housing (2) fix it, finally that battery (1) is in a row in column
Fixation become an entirety.
2. a kind of battery pack with bottom fixed plastics battery case according to claim 1, it is characterised in that: the electricity
Pond shell (5) is plastic shaping.
3. a kind of battery pack with bottom fixed plastics battery case according to claim 1, it is characterised in that: described solid
The side wall for determining cabinet (2) is equipped with side wall and fixes bracket (22), and the side wall fixed bracket (22) is equipped with screw hole, and the side wall is solid
The screw hole of fixed rack (22) and the bracket fixation hole (31) of baffle (3) are run through with screw (4) by static housing (2) and baffle (3)
It is fixed together.
4. a kind of battery pack with bottom fixed plastics battery case according to claim 3, it is characterised in that: the electricity
It is bottom stepped cylindrical (51), the top of the bottom stepped cylindrical (51) that the bottom of pond shell (5), which is equipped with bottom fixing structure,
Body diameter is less than lower cylindrical diameter.
5. a kind of battery pack with bottom fixed plastics battery case according to claim 4, it is characterised in that: the bottom
Portion's fixation hole (21) matches with the shape of bottom stepped cylindrical (51) and position.
6. a kind of battery pack with bottom fixed plastics battery case according to claim 3, it is characterised in that: the electricity
It is bottom bayonet (53) that the bottom of pond shell (5), which is equipped with bottom fixing structure, and the top of the bottom bayonet (53) is cylinder,
Lower part is back taper, is provided with stress slot in the middle part of the bottom bayonet (53).
7. a kind of battery pack with bottom fixed plastics battery case according to claim 6, it is characterised in that: the bottom
Portion's fixation hole (21) matches with the shape of bottom bayonet (53) and position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710320822.1A CN107221615B (en) | 2017-05-09 | 2017-05-09 | A kind of battery pack with bottom fixed plastics battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710320822.1A CN107221615B (en) | 2017-05-09 | 2017-05-09 | A kind of battery pack with bottom fixed plastics battery case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107221615A CN107221615A (en) | 2017-09-29 |
| CN107221615B true CN107221615B (en) | 2019-09-27 |
Family
ID=59944133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710320822.1A Active CN107221615B (en) | 2017-05-09 | 2017-05-09 | A kind of battery pack with bottom fixed plastics battery case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107221615B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203085664U (en) * | 2013-03-14 | 2013-07-24 | 青岛乾程电子科技有限公司 | Storage battery fixing device for electric power cabinet |
| CN105161647A (en) * | 2015-09-25 | 2015-12-16 | 江苏峰谷源储能技术研究院有限公司 | Battery pack clamp |
| CN105280855A (en) * | 2015-02-12 | 2016-01-27 | 实联长宜淮安科技有限公司 | Combination tool and combination method for packing cylindrical power lithium ion batteries |
| KR20160118061A (en) * | 2015-04-01 | 2016-10-11 | 주식회사 엘지화학 | Battery Module |
| CN206893651U (en) * | 2017-05-09 | 2018-01-16 | 河南新太行电源股份有限公司 | A kind of battery pack with bottom fixed plastics battery case |
-
2017
- 2017-05-09 CN CN201710320822.1A patent/CN107221615B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203085664U (en) * | 2013-03-14 | 2013-07-24 | 青岛乾程电子科技有限公司 | Storage battery fixing device for electric power cabinet |
| CN105280855A (en) * | 2015-02-12 | 2016-01-27 | 实联长宜淮安科技有限公司 | Combination tool and combination method for packing cylindrical power lithium ion batteries |
| KR20160118061A (en) * | 2015-04-01 | 2016-10-11 | 주식회사 엘지화학 | Battery Module |
| CN105161647A (en) * | 2015-09-25 | 2015-12-16 | 江苏峰谷源储能技术研究院有限公司 | Battery pack clamp |
| CN206893651U (en) * | 2017-05-09 | 2018-01-16 | 河南新太行电源股份有限公司 | A kind of battery pack with bottom fixed plastics battery case |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107221615A (en) | 2017-09-29 |
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