CN109860451A - A kind of battery pack based on tubular column shape battery assembly module - Google Patents
A kind of battery pack based on tubular column shape battery assembly module Download PDFInfo
- Publication number
- CN109860451A CN109860451A CN201811332306.1A CN201811332306A CN109860451A CN 109860451 A CN109860451 A CN 109860451A CN 201811332306 A CN201811332306 A CN 201811332306A CN 109860451 A CN109860451 A CN 109860451A
- Authority
- CN
- China
- Prior art keywords
- battery pack
- battery
- fixing piece
- column
- assembly module
- 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.)
- Granted
Links
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- 239000000178 monomer Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The present invention relates to automobile power cell packet technology fields, provide a kind of battery pack based on tubular column shape battery assembly module, the battery pack includes positive terminal and negative pole end, if further including includes dry cell batteries, the battery pack is stacked in ranks, same column battery pack synchronizes parallel connection, and adjacent column battery pack is sequentially connected in series.The battery pack specifically includes tube column and several single batteries, and each single battery is sequentially connected in series, and tube column is socketed on outside single battery, and each concatenated single battery is fixed.In addition, battery pack is in parallel to the realization of same column battery pack by first end face fixing piece, adjacent column battery pack is set to realize series connection by second end face fixing piece, and realize parallel connection to same column battery pack, the two plays fixed function to battery pack simultaneously.Not only structural strength is high by the present invention, good rigidity, but also heat dissipation effect is obvious, has a safety feature, and can be assembled into the battery pack of different voltages grade and power according to demand, has stronger versatility.
Description
Technical field
The present invention relates to automobile power cell packet technology fields, are based on tubular column shape battery pack list more particularly, to one kind
The battery pack of member.
Background technique
With the deterioration of environment and the worsening shortages of energy resources, new-energy automobile, especially pure electric automobile, increasingly by
To the attention and favor of people.Power battery pack is one of three electric systems of electric car, is the energy core of electric car.Mesh
Before, for many existing power battery packs using the design pattern of low-voltage and high-current, versatility is high.Moreover, in order to mention
The energy density of high power battery pack, many battery packs are reduced as far as material, affect the stability of battery pack structure, lead
Actuating power battery pack decreasing insulating, is easy to happen safety accident under high temperature, impact conditions.
Summary of the invention
The present invention in order to overcome at least one of the drawbacks of the prior art described above, provides a kind of based on tubular column shape battery pack list
The battery pack of member, not only structural strength is high, good rigidity, but also heat dissipation effect is obvious, has a safety feature, and can be freely combined, and has
There is stronger versatility.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of battery pack based on tubular column shape battery assembly module, including positive terminal and negative pole end, it is described if further including dry cell batteries
Battery pack is stacked in ranks, and same column battery pack synchronizes parallel connection, and adjacent column battery pack is sequentially connected in series；The battery pack includes tube column
With several single batteries, each single battery is sequentially connected in series, and the tube column is socketed on outside single battery, by each concatenated monomer electricity
Pond is fixed.Wherein, after the completion of connecting between single battery, by being sequentially placed into tube column, a battery pack is formed, electricity
Between the group of pond by horizontal alignment, be vertically aligned in the way of stacked, the battery pack S type of adjacent column moves towards sequential series.
Battery pack further includes first end face fixing piece and second end face fixing piece, and first end face fixing piece, second end face are solid
Determining part has electrical connection and fixed function to battery pack；The first end face fixing piece is set to the battery pack of positive terminal and bears
Extreme battery pack is realized same column battery pack in parallel；The second end face fixing piece is set between adjacent column battery pack, makes phase
Adjacent column battery pack realizes series connection, and realizes to same column battery pack in parallel.Wherein, the positive terminal, negative pole end of battery pack are located at
Two column battery pack from beginning to end, first end face fixing piece are used for the extreme of two column battery packs of fixed head and the tail, serve fixed and parallel connection.
The mode that second end face fixing piece takes dislocation connected, on the one hand plays fixed battery pack, on the other hand plays in parallel and string
The effect of connection.
Further, the first end face fixing piece, second end face fixing piece are integrally formed foldable structure, and with
Each tube column is mutually clamped.First end face fixing piece, second end face fixing piece material be brass, meet intensity, rigidity and lead
Electrical requirement.Fold domain is mainly used for being clamped the corresponding joint face of tube column, reinforces fixed effect.
Further, the battery pack further includes several series connection parts, and series connection part is set to each single battery positive and negative end, real
Series connection between existing single battery.Part of connecting is set between single battery two-by-two and the single battery end face of front and back end, realizes
Series connection.
Further, the series connection part includes elastic slice, fuse, nut and pcb board, and nut-welding is at the center of pcb board
Position, the elastic slice are welded on pcb board in cross, and the pcb board another side is welded with annulus tin layers.Pcb board is epoxy
Resin material has high-intensitive, good flame resistance characteristic.In addition, fuse is the patch type fuse of SMD form, pass through tin
The mode of weldering is welded on pcb board, and it is in cross knot that elastic slice and nut, which then pass through tinol and be welded on pcb board with scaling powder,
Structure.And annulus tin layers are embedded in the other side of pcb board, cooperate with battery end-face, pole stream of the battery current from a single battery
Out, by the tin layers on concatenation part the preceding paragraph face, it is then passed through the fuse of built-in pcb board, then by concatenating the nut of part,
Reach the pole of another single battery.
Further, the tube column is in rectangle, and four side surfaces are all provided with fluted；The inner wall of tube column is equipped with for list
Body battery, series connection part realize guiding and fixed rib.Tube column is rectangular tube by polymer insulation fire proofing extrusion forming
Material.Wherein, the rib of tube column inner wall has guide-localization and fixed function to single battery and concatenation part.
Further, the anode of the single battery is welded with screw, and the screw is matched with the nut in series connection part.
Single battery anode one end by screw and the nut cooperation connected on part, cathode one end by with the annulus tin layers connected on part
Welding, to realize series connection.
Further, the battery pack further includes several parts in parallel, and part in parallel includes straight elastic slice and unit of plastic, the straight bullet
Piece both ends are connected to respectively on the series connection part elastic slice of neighbouring single battery, are realized in parallel between neighbouring single battery；Institute
It states unit of plastic to be placed on straight elastic slice and play it fixed function, unit of plastic is matched with the groove on tube column surface.Wherein, in parallel
Part is used for the parallel connection of single battery up and down of same column battery pack, and straight elastic slice connects with the elastic slice in upper and lower series connection part respectively, battery
Battery current voltage from the pole of a single battery by the tin layers of concatenation part, using the straight elastic slice of elastic slice and part in parallel,
The pole for reaching the single battery of parallel connection therewith, to realize parallel connection.Unit of plastic is then mainly sandwiched on tube column groove, to straight bullet
Piece is fixed.
Further, the top and bottom of the tube column are additionally provided with the through-hole for interspersed part in parallel.Through-hole on tube column
Part in parallel is mainly facilitated to install.
Further, the connection type of the first end face fixing piece, second end face fixing piece and each battery pack is spiral shell
Line connection.
It further, further include front and rear cover for each battery pack to be fixed and fixed bracket, front and rear cover is set
In battery pack rear and front end, fixed bracket is uniformly set in the middle part of battery pack and fixes in three faces；Front and rear cover, fixed bracket and electricity
The connection type of Chi Bao is to be threadedly coupled.Wherein, front and rear cover is molded by high molecular material, meet anti-flammability, intensity,
Rigidity requirement.Fixed bracket is process by aluminium alloy, light weight, and intensity is good.Front and rear cover and battery pack rear and front end phase
Contact is fixed, and fixed bracket is fixed in the middle part of battery pack, plays fixed and positioning action.
Compared with prior art, the beneficial effects of the present invention are: 1) structural strength is high, good rigidity, it is solid using first end face
Determine part, second end face fixing piece places each tubular column shape battery assembly module series, parallel, overall stiffness is good, while fixed bracket
Using the preferable aluminum alloy materials of intensity, meet intensity requirement；2) tube column of battery pack is directly connected to battery pack both ends, is led to
Wind good heat dissipation effect；3) battery pack is flexibly series-parallel, in parallel between column, can in the ranks realize in parallel or series, according to automobile power need
It asks, is freely combined, there is stronger versatility；4) battery pack easily according to demand, is assembled into different voltages grade and power demand；
5) tube column, front and rear cover, series connection part are all made of the high high molecular material of anti-flammability, and performance is stablized at high temperature, guarantees battery
The insulation safety performance of packet；6) battery pack tube column is preferable using intensity using high molecular material, the fixed bracket of good flame resistance
Aluminum alloy materials, preferably mitigation battery pack overall weight, reach lightweight requirements.
Detailed description of the invention
Fig. 1 is partial structure diagram of the present invention.
Fig. 2 is overall structure of the present invention.
Fig. 3 is tubular column shape battery assembly module structural schematic diagram.
Fig. 4 is first end face fixing piece, second end face anchor structure schematic diagram.
Fig. 5 is battery assembly module schematic cross-section.
Fig. 6 is monomer battery structure schematic diagram.
Fig. 7 is that each column battery pack is connected and fixed mode schematic diagram.
Wherein, 10 positive terminal, 20 negative pole ends, 1 tube column, 2 single batteries, 3 first end face fixing pieces, 4 second end faces are solid
Determine part, 5 series connection parts, 6 parts in parallel, 7 front and rear covers, 8 fixed brackets, 11 grooves, 12 ribs, 13 through-holes, 21 screws, 51 elastic slices,
52 nuts, 53 pcb boards, 61 straight elastic slices, 62 unit of plastics.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable.Being given for example only property of positional relationship is described in attached drawing
Illustrate, should not be understood as the limitation to this patent.
Embodiment
As shown in Figs. 1-2, a kind of battery pack based on tubular column shape battery assembly module, including positive terminal are present embodiments provided
10 and negative pole end 20, it further include front and rear cover 7, fixed bracket 8 and 55 group battery pack.The height high using anti-flammability of front and rear cover 7
Molecular material is set to battery pack rear and front end.Fixed bracket 8 uses the preferable aluminum alloy materials of intensity, is uniformly set to battery pack
It middle part and fixes in three faces.Front and rear cover 7, fixed bracket 8 are threadedly coupled with battery pack, and each battery pack is fixed.
Wherein, battery pack is stacked in ranks, is divided into 5 layers, 11 column, same column battery pack synchronizes parallel connection, adjacent column battery pack S type
Move towards sequential series.
Battery pack includes 1,10 single battery 2 of tube column, several series connection parts 5 and several parts 6 in parallel.
As shown in figure 3, specifically, the high molecular material high using anti-flammability of tube column 1, is in rectangle, four side surfaces are all provided with
Fluted 11, the inner wall of tube column 1 is equipped with for realizing guiding and fixed rib 12 to single battery 2, series connection part 5, such as Fig. 5
It is shown.
As shown in fig. 6, specifically, series connection part 5 includes elastic slice 51, fuse, nut 52 and pcb board 53, nut 52 is welded
In the center of pcb board 53, elastic slice 51 is welded on pcb board 53 in cross, and 53 another side of pcb board is welded with annulus tin
Layer.Fuse is the patch type fuse of SMD form, is welded on pcb board 53 by way of soldering, elastic slice 51 and nut 52
It is then welded on pcb board 53 by tinol and scaling powder, is in cross-shaped configuration.And annulus tin layers are embedded in the another of pcb board 53
Side cooperates with battery end-face, and battery current is flowed out from the pole of a single battery 2, by the tin on concatenation part the preceding paragraph face
Layer, the fuse for being then passed through built-in pcb board 53 reach the pole of another single battery 2 then by the nut 52 of concatenation part
Column.Part 5 of connecting is set to each 2 positive and negative end of single battery, realizes the series connection between single battery 2.
As shown in fig. 6, specifically, part 6 in parallel includes straight elastic slice 61 and unit of plastic 62, and straight 61 both ends of elastic slice are connected to respectively
On 5 elastic slice 51 of series connection part of lower neighboring unit cell 2, realize in parallel between neighbouring single battery 2.Part 6 in parallel is used for will
The single battery up and down 2 of same column battery pack is in parallel, and straight elastic slice 61 connects with the elastic slice 51 in upper and lower series connection part 5 respectively, battery
Battery current voltage passes through the tin layers of concatenation part from the pole of a single battery 2, using the straight elastic slice of elastic slice 51 and part 6 in parallel
61, reach the pole of the single battery 2 of parallel connection therewith, to realize parallel connection.Unit of plastic 62 is placed on straight elastic slice 61 and rises and fixes
Effect, unit of plastic 62 are matched with the groove 11 on 1 surface of tube column.In addition, the top and bottom of tube column 1 are additionally provided with for interting simultaneously
Join the through-hole 13 of part 6, as shown in Figure 3.
Specifically, the anode of single battery 2 is welded with screw 21, and screw 21 is matched with the nut 52 in series connection part 5.Respectively
Single battery 2 is sequentially connected in series by part 5 of connecting, and by being sequentially placed into tube column 1, forms a battery pack.Tube column 1 is socketed
In outside single battery 2, each concatenated single battery 2 is fixed.
As shown in Fig. 1,4, battery pack includes first end face fixing piece 3 and second end face fixing piece 4, first end face fixing piece
3, second end face fixing piece 4 is brass material, and the foldable structure being integrally formed, the 11 phase card of groove with each tube column 1
It connects.The two plays fixed function using fixation is threadedly coupled, to battery pack.Wherein, first end face fixing piece 3 is set to positive terminal 10
The battery pack of battery pack and negative pole end 20 is realized same column battery pack in parallel.Second end face fixing piece 4 is set to adjacent column battery pack
Between, on the one hand the mode for taking dislocation connected plays fixed battery pack, on the other hand plays a part of in parallel and serial,
As shown in Figure 7.
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.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of battery pack based on tubular column shape battery assembly module, including positive terminal (10) and negative pole end (20), it is characterised in that:
If further including dry cell batteries, the battery pack is stacked in ranks, and same column battery pack synchronizes parallel connection, and adjacent column battery pack is successively gone here and there
Connection；The battery pack includes tube column (1) and several single batteries (2), and each single battery (2) is sequentially connected in series, the tube column
(1) it is socketed on single battery (2) outside, each concatenated single battery (2) is fixed；
Battery pack further includes first end face fixing piece (3) and second end face fixing piece (4), first end face fixing piece (3), second end
Face fixing piece (4) has electrical connection and fixed function to battery pack；The first end face fixing piece (3) is set to positive terminal (10)
Battery pack and negative pole end (20) battery pack, same column battery pack is realized in parallel；The second end face fixing piece (4) is set to
Between adjacent column battery pack, adjacent column battery pack is made to realize series connection, and same column battery pack is realized in parallel.
2. a kind of battery pack based on tubular column shape battery assembly module according to claim 1, it is characterised in that: described first
End face fixing piece (3), second end face fixing piece (4) are integrally formed foldable structure, and are mutually clamped with each tube column (1).
3. a kind of battery pack based on tubular column shape battery assembly module according to claim 1, it is characterised in that: the battery
Group further includes several series connection parts (5), series connection part (5) be set to each single battery (2) positive and negative end, realize single battery (2) it
Between series connection.
4. a kind of battery pack based on tubular column shape battery assembly module according to claim 3, it is characterised in that: the series connection
Part (5) includes elastic slice (51), fuse, nut (52) and pcb board (53), and nut (52) is welded on the centre bit of pcb board (53)
It sets, the elastic slice (51) is welded on pcb board (53) in cross, and pcb board (53) another side is welded with annulus tin layers.
5. a kind of battery pack based on tubular column shape battery assembly module according to claim 4, it is characterised in that: the tubing string
Body (1) is in rectangle, and four side surfaces are all provided with fluted (11)；The inner wall of tube column (1) is equipped with for single battery (2), series connection
Part (5) realizes guiding and fixed rib (12).
6. a kind of battery pack based on tubular column shape battery assembly module according to claim 4, it is characterised in that: the monomer
The anode of battery (2) is welded with screw (21), and the screw (21) matches with the nut (52) in series connection part (5).
7. a kind of battery pack based on tubular column shape battery assembly module according to claim 5, it is characterised in that: the battery
Group further includes several parts (6) in parallel, and part (6) in parallel includes straight elastic slice (61) and unit of plastic (62), straight elastic slice (61) both ends
It is connected on series connection part (5) elastic slice (51) of neighbouring single battery (2), is realized between neighbouring single battery (2) respectively
It is in parallel；The unit of plastic (62) is placed on straight elastic slice (61) and rises to it fixed function, unit of plastic (62) and tube column (1) surface
Groove (11) match.
8. a kind of battery pack based on tubular column shape battery assembly module according to claim 7, it is characterised in that: the tubing string
The top and bottom of body (1) are additionally provided with the through-hole (13) for interspersed part (6) in parallel.
9. a kind of battery pack based on tubular column shape battery assembly module according to claim 1 or 2, it is characterised in that: described
First end face fixing piece (3), second end face fixing piece (4) are to be threadedly coupled with the connection type of each battery pack.
10. a kind of battery pack based on tubular column shape battery assembly module according to claim 1, it is characterised in that: further include
Front and rear cover (7) and fixation bracket (8) for each battery pack to be fixed, front and rear cover (7) are set to two before and after battery pack
End, fixed bracket (8) are uniformly set in the middle part of battery pack and fix in three faces；Front and rear cover (7), fixed bracket (8) and battery pack
Connection type be threadedly coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332306.1A CN109860451B (en) | 2018-11-09 | 2018-11-09 | Battery pack based on tubular column type battery pack unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332306.1A CN109860451B (en) | 2018-11-09 | 2018-11-09 | Battery pack based on tubular column type battery pack unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109860451A true CN109860451A (en) | 2019-06-07 |
| CN109860451B CN109860451B (en) | 2020-10-23 |
Family
ID=66889945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811332306.1A Active CN109860451B (en) | 2018-11-09 | 2018-11-09 | Battery pack based on tubular column type battery pack unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109860451B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206767A (en) * | 2015-09-02 | 2015-12-30 | 东莞中山大学研究院 | Structurized battery pack based on battery tube unit |
| CN107507947A (en) * | 2017-08-28 | 2017-12-22 | 湖南科霸汽车动力电池有限责任公司 | Automobile 48V start stop systems Ni-MH power cell bag |
| CN107910487A (en) * | 2017-11-08 | 2018-04-13 | 中山大学 | A kind of battery connecting piece, battery and array |
-
2018
- 2018-11-09 CN CN201811332306.1A patent/CN109860451B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206767A (en) * | 2015-09-02 | 2015-12-30 | 东莞中山大学研究院 | Structurized battery pack based on battery tube unit |
| CN107507947A (en) * | 2017-08-28 | 2017-12-22 | 湖南科霸汽车动力电池有限责任公司 | Automobile 48V start stop systems Ni-MH power cell bag |
| CN107910487A (en) * | 2017-11-08 | 2018-04-13 | 中山大学 | A kind of battery connecting piece, battery and array |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109860451B (en) | 2020-10-23 |
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