CN107275716A - A kind of air-cooled battery bag of high cooling efficiency - Google Patents
A kind of air-cooled battery bag of high cooling efficiency Download PDFInfo
- Publication number
- CN107275716A CN107275716A CN201710536063.2A CN201710536063A CN107275716A CN 107275716 A CN107275716 A CN 107275716A CN 201710536063 A CN201710536063 A CN 201710536063A CN 107275716 A CN107275716 A CN 107275716A
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- Prior art keywords
- plate
- square
- battery core
- hole
- groove
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Classifications
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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
-
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention provides a kind of air-cooled battery bag of high cooling efficiency, the present invention can be moved using the second side plate along the first installing plate, realize the opening of the first heat emission hole and closure on the first side plate, it can be moved using the second shrouding along the second installing plate, realize the opening of the second heat emission hole and closure on the second shrouding, both the thermal diffusivity of battery bag had been ensure that, the seal of battery bag is also ensure that；By being respectively provided with fan on battery core four direction, cross-ventilation is strengthened, quick heat radiating is realized；Realize flexibly being connected for multiple battery core bracket units, by setting pressure release piece, pressure release piece between two neighboring battery core bracket unit is provided with spacing, occurs explosion time in battery core, heat and pressure can effectively be discharged, loss of the explosion time to battery core around is reduced, the safety coefficient of module, module and whole battery bag is improved；Reduce the maintenance cost of battery bag；Increase and the contact area of air, a part of heat produced during release battery core work.
Description
Technical field
The present invention relates to cell art, and in particular to a kind of air-cooled battery bag of high cooling efficiency.
Background technology
Certain electricity is constituted by multiple cells or ultracapacitor connection in series-parallel comprising modules, then by multiple module connection in series-parallel
The battery pack of pressure and capacity, is placed on a sealed box house formation battery bag.Battery bag in use, can be produced big
The heat of amount, causes the temperature of battery bag to rise, particularly in summer, and it is hidden that the safety such as the on fire, blast of high temperature easily occur for battery bag
Suffer from.Battery bag heat dissipation technology is a great problem, and battery bag seal request and battery bag radiating in security consideration are individual relative
The problem of contradiction, battery bag majority uses wind-cooling heat dissipating and liquid-cooling heat radiation, and two kinds of radiating modes are relatively common.Wind-cooling heat dissipating is empty
Gas directly allows air through module to reach the purpose of cooling, heating as heat transfer medium.It is by motion to force air cooling
The wind of generation takes away the heat of battery by air ejector fan, simple in construction to safeguard simple and convenient.But it is air-cooled exist shortcoming with not
It is enough：Radiating effect is poor, to Duct design, and Structural assignments have very high requirement, and module temperature uniformity is difficult to ensure that, is especially existed
Close to the battery of air outlet position, heat has accumulative, although safeguards simple, but does not reach preferable radiating effect.Liquid is cold to be dissipated
Heat is big using the cold specific heat of liquid, and heat absorption is strong.Heat is taken away by thermal source by the flowing of liquid, due to liquid physical characteristic, this
The radiating effect of the mode of kind will be much better than wind-cooling heat dissipating.But the shortcoming and deficiency of the cold presence of liquid are：Radiating effect is preferable, and water route is set
Meter is complicated, and water route connection is intricate between module especially in battery case, due to fixation of the different modules in Battery case
Mode differs, and is run under long-term road conditions complex situations, and water route connection span is big between module and module, and the probability of leakage is also same
Shi Zengjia.If some parts damages in cooling system during long-term use, need to dismantle integral heat sink system,
Maintenance maintenance is highly inconvenient.
The content of the invention
In order to solve problems of the prior art, the invention provides a kind of air-cooled battery bag of high cooling efficiency,
With radiating efficiency it is high, it is safe the characteristics of.
Technical proposal that the invention solves the above-mentioned problems is：A kind of air-cooled battery bag of high cooling efficiency, including casing, case
Lid, battery core bracket, battery core, casing are hollow structure, and casing includes side plate, shrouding, bottom plate, and two shroudings are separately fixed at bottom plate
The left and right sides, two side plates are separately fixed at the front and rear sides of bottom plate；Side plate includes the first side plate, the second side plate, the first side
Plate is sequentially provided with the first radiating area, the first operating groove, the first installing plate from top to bottom, and it is in matrix distribution that the first radiating area, which is provided with,
The first heat emission hole, the first heat emission hole be in pentagon；Second side plate is provided with the second radiating area, the first operation post, the first operation
Post is located at below the second radiating area, and the first operation post is cylinder, and the second radiating area is provided with the first radiating in matrix distribution
Hole；Second side plate is slidably connected with the first installing plate, and the first operation post passes through the first operating groove；
Shrouding includes the first shrouding, the second shrouding, and the first shrouding is sequentially provided with the 3rd radiating area, the second operation from top to bottom
Groove, the second installing plate, the 3rd radiating area are provided with the second heat emission hole in matrix distribution, and the second heat emission hole assumes diamond in shape；Second envelope
Plate is provided with the 4th radiating area, the second operation post, and the second operation post is located at below the 4th radiating area, and the second operation post is cylinder
Body, the 4th radiating area is provided with the second heat emission hole in matrix distribution；Second shrouding is slidably connected with the second installing plate, the second behaviour
Make post through the second operating groove；
Battery core bracket, battery core bracket is in matrix distribution, including multiple battery core bracket units, link；
Battery core bracket unit includes underframe, pressure release piece, support chip；Underframe includes the first plate, the second plate, the 3rd plate, the 4th
Plate, the first plate is rectangular frame structure, and center position is provided with square through hole, and the both sides up and down of square through hole are respectively equipped with one
Installing zone, installing zone includes the first installing zone, the second installing zone, the first installing zone provided with four square grooves, four square grooves
Height increases successively along the first plate horizontal direction, and the second installing zone is provided with four square grooves, and the height of four square grooves is along first
Plate horizontal direction is sequentially reduced；
Second plate is rectangular frame structure, and center position is provided with square through hole, and the both sides up and down of square through hole are set respectively
There is a land areas, land areas includes first boss area, second boss area, and first boss area is provided with four square boss, four
The height of square boss increases successively along the first plate horizontal direction, and second boss area is provided with four square boss, and four square convex
The height of platform is sequentially reduced along the first plate horizontal direction；
3rd plate is rectangular frame structure, and center position is provided with square through hole, and the left and right sides of square through hole is provided with one
Individual fixing groove, fixing groove is located at the top of square through hole；Fixing groove includes the first groove, the second groove, the first groove to be square,
Second groove is square, and two the second grooves are located in the first groove, and two the second grooves are symmetrical on the first groove；
4th plate is rectangular frame structure, and center position is provided with square through hole, and the left and right sides of square through hole is provided with one
Individual fixture, fixture is located at the top of square through hole；Fixture includes fixed station, the 3rd groove, and fixture is square, and the 3rd
Groove is around the upper surface of fixture, left side wall, right side wall distribution；
Pressure release piece is square, and pressure release piece is provided with relief hole, and relief hole is equally distributed in a ring around pressure release piece center, phase
Angle between adjacent two relief holes is equal, and each relief hole center of circle is multiple with being respectively equipped with the straight line where pressure release piece center
Pressure release is stitched, and the distance between two neighboring pressure release seam is equal on same straight line；
Link includes first support, second support, and two first supports or so mirror image, second support is located at two first
Between support, the two ends of second support are fixedly linked with two first supports respectively；
First plate, the second plate, the 3rd plate, it is respectively fixed with a pressure release piece, the central shaft of four pressure release pieces on the 4th plate
The square opening central shaft with four plates aligns respectively；3rd plate, the 4th plate or so are alignd face-to-face, and the first plate, the second plate are placed in
Between 3rd plate and the 4th plate, the first plate two ends are fixedly connected with the 3rd plate, the 4th plate respectively, the second plate two ends respectively with
Three plates, the 4th plate are fixedly connected, and form cube frame, and four support chips are fixed on cube frame bottom, four support chips
It is located at four angles of cube frame bottom respectively；
Multiple battery core bracket unit alignments, in multiple lines and multiple rows matrix distribution, adjacent rows battery core bracket unit passes through
Square boss is connected with the cooperation of square groove, and the battery core bracket unit of adjacent two row is connected by link；
Case lid is fixed on casing top, and wall box is provided with an electrode connector, and casing is interior to be provided with work nest, work
Groove is upper end open, the hollow structure of lower end closure, and work nest is in the rectangle that is projected as of horizontal plane, and work nest lower end is consolidated with bottom plate
Fixed, work nest is located at the center of bottom plate, and the four direction all around of work nest is equipped with a ventilating fan, and ventilating fan leads to
Support bar is crossed to be fixed on bottom plate；Battery core bracket is fixed in work nest, and a battery core is equipped with each battery core bracket unit,
In the battery case that one end of battery core is placed on to a battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, battery core
The other end be placed in the battery case of another battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, nickel strap weldering
At the slot electrode for being connected to battery core bracket unit.
The height of first side plate is H1, and the height of the second side plate is 0.5H1.
The height of first shrouding is H2, and the height of the second shrouding is 0.5H2.
First plate is highly L1, and the second plate is highly L2, and the 3rd plate is highly L3, and the 4th plate is highly L4, L1=
L2=L3=L4.
The first plate length, width are respectively P1, P2, and the second plate length, width are respectively P3, P4, P1=P3, P2=
P4。
The 3rd plate length, width are respectively M1, M2, and the 4th plate length, width are respectively M3, M4, M1=M3, M2=
M4。
The support chip is isosceles triangle shape.
The present invention has beneficial effect：
(1) present invention can be moved using the second side plate along the first installing plate, realize the first radiating on the first side plate
The opening in hole and closure, can be moved using the second shrouding along the second installing plate, realize the second heat emission hole on the second shrouding
Opening and closure, both ensure that the thermal diffusivity of battery bag, and also ensure that the seal of battery bag；By in battery core four direction
On be respectively provided with fan, strengthen cross-ventilation, realize quick heat radiating.
(2) present invention utilizes the cooperation of square boss and square groove, link to realize the spirit of multiple battery core bracket units
It is living to be connected, the efficiency of battery core replacing is improved, it is simple in construction, while battery core is separated two-by-two using battery core bracket unit, it is to avoid
The short-circuit risks that battery core broken skin etc. is caused；By setting the pressure release piece between pressure release piece, two neighboring battery core bracket unit to be provided with
Spacing, occurs explosion time in battery core, can effectively discharge heat and pressure, and loss of the reduction explosion time to battery core around is improved
The safety coefficient of module, module and whole battery bag；Reduce the maintenance cost of battery bag；Increase and the contact area of air,
A part of heat produced during release battery core work, plays thermolysis.
Brief description of the drawings
Fig. 1 is left view of the present invention.
Fig. 2 is to be of the invention along A-A directions sectional view.
Fig. 3 is lateral plate structure schematic diagram of the present invention.
Fig. 4 is the second lateral plate structure schematic diagram of the invention.
Fig. 5 is closing plate structure schematic diagram of the present invention.
Fig. 6 is the second closing plate structure schematic diagram of the invention.
Fig. 7 is battery core bracket structural representation of the present invention.
Fig. 8 is battery core bracket cellular construction schematic diagram of the present invention.
Fig. 9 is the first plate structure schematic diagram of the invention.
Figure 10 is the second plate structure schematic diagram of the invention.
Figure 11 is the 3rd plate structure schematic diagram of the invention.
Figure 12 is the 4th plate structure schematic diagram of the invention.
Figure 13 is pressure release part structural representation of the present invention.
Figure 14 is link structural representation of the present invention.
Figure 15 is that battery core bracket installs the structural representation after battery core.
In figure：1- battery core bracket units, 2- links, 3- underframe, 4- pressure release pieces, 5- support chips, the plates of 6- first, 7- second
Plate, the plates of 8- the 3rd, 9- square openings, the installing zones of 10- first, the installing zones of 11- second, 12- square grooves, 13- first boss area, 14-
Second boss area, 15- square boss, 16- fixtures, 17- fixed stations, the grooves of 18- the 3rd, 19- fixing grooves, the grooves of 20- first,
The grooves of 21- second, 22- first supports, 23- second supports, 24- relief holes, 25- pressure releases seam, the plates of 26- the 4th, 27- battery cores, 28-
Nickel strap, 101- casings, 102- case lids, 103- side plates, 104- bottom plates, 105 shroudings, the side plates of 106- first, the side plates of 107- second,
The shroudings of 108- first, the shroudings of 109- second, the radiating areas of 110- first, the operating grooves of 111- first, the installing plates of 112- first, 113-
One heat emission hole, the radiating areas of 114- second, the operation posts of 115- first, the radiating areas of 116- the 3rd, the operating grooves of 117- second, 118- second
Installing plate, the heat emission holes of 119- second, the radiating areas of 120- the 4th, the operation posts of 121- second, 122- electrode connectors, 123- work
Groove, 124- ventilating fans, 125- support bars, 126- battery core brackets.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention is further illustrated.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
A kind of air-cooled battery bag of high cooling efficiency, including casing, case lid, battery core bracket, battery core, casing are hollow knot
Structure, casing includes side plate, shrouding, bottom plate, and two shroudings are separately fixed at the left and right sides of bottom plate, and two side plates are separately fixed at
The front and rear sides of bottom plate；Side plate include the first side plate, the second side plate, the first side plate be sequentially provided with from top to bottom the first radiating area,
First operating groove, the first installing plate, the first radiating area are provided with the first heat emission hole in matrix distribution, and the first heat emission hole is in five sides
Shape；Second side plate is provided with the second radiating area, the first operation post, and the first operation post is located at below the second radiating area, the first operation
Post is cylinder, and the second radiating area is provided with the first heat emission hole in matrix distribution；Second side plate and the first installing plate, which are slided, to be connected
Connect, the first operation post passes through the first operating groove；
Shrouding includes the first shrouding, the second shrouding, and the first shrouding is sequentially provided with the 3rd radiating area, the second operation from top to bottom
Groove, the second installing plate, the 3rd radiating area are provided with the second heat emission hole in matrix distribution, and the second heat emission hole assumes diamond in shape；Second envelope
Plate is provided with the 4th radiating area, the second operation post, and the second operation post is located at below the 4th radiating area, and the second operation post is cylinder
Body, the 4th radiating area is provided with the second heat emission hole in matrix distribution；Second shrouding is slidably connected with the second installing plate, the second behaviour
Make post through the second operating groove；
Battery core bracket, battery core bracket is in matrix distribution, including multiple battery core bracket units, link, battery core bracket unit
Including underframe, pressure release piece, support chip；Underframe includes the first plate, the second plate, the 3rd plate, the 4th plate, and the first plate is rectangular frame knot
Structure, center position is provided with square through hole, and the both sides up and down of square through hole are respectively equipped with an installing zone, and installing zone includes first
Installing zone, the second installing zone, the first installing zone provided with four square grooves, the height of four square grooves along the first plate horizontal direction according to
Secondary increase, the second installing zone is sequentially reduced provided with four square grooves, the height of four square grooves along the first plate horizontal direction；
Second plate is rectangular frame structure, and center position is provided with square through hole, and the both sides up and down of square through hole are set respectively
There is a land areas, land areas includes first boss area, second boss area, and first boss area is provided with four square boss, four
The height of square boss increases successively along the first plate horizontal direction, and second boss area is provided with four square boss, and four square convex
The height of platform is sequentially reduced along the first plate horizontal direction；
3rd plate is rectangular frame structure, and center position is provided with square through hole, and the left and right sides of square through hole is provided with one
Individual fixing groove, fixing groove is located at the top of square through hole；Fixing groove includes the first groove, the second groove, the first groove to be square,
Second groove is square, and two the second grooves are located in the first groove, and two the second grooves are symmetrical on the first groove；
4th plate is rectangular frame structure, and center position is provided with square through hole, and the left and right sides of square through hole is provided with one
Individual fixture, fixture is located at the top of square through hole；Fixture includes fixed station, the 3rd groove, and fixture is square, and the 3rd
Groove is around the upper surface of fixture, left side wall, right side wall distribution；
Pressure release piece is square, and pressure release piece is provided with relief hole, and relief hole is equally distributed in a ring around pressure release piece center, phase
Angle between adjacent two relief holes is equal, and each relief hole center of circle is multiple with being respectively equipped with the straight line where pressure release piece center
Pressure release is stitched, and the distance between two neighboring pressure release seam is equal on same straight line；
Link includes first support, second support, and two first supports or so mirror image, second support is located at two first
Between support, the two ends of second support are fixedly linked with two first supports respectively；
First plate, the second plate, the 3rd plate, it is respectively fixed with a pressure release piece, the central shaft of four pressure release pieces on the 4th plate
The square opening central shaft with four plates aligns respectively；3rd plate, the 4th plate or so are alignd face-to-face, and the first plate, the second plate are placed in
Between 3rd plate and the 4th plate, the first plate two ends are fixedly connected with the 3rd plate, the 4th plate respectively, the second plate two ends respectively with
Three plates, the 4th plate are fixedly connected, and form cube frame, and four support chips are fixed on cube frame bottom, four support chips
It is located at four angles of cube frame bottom respectively；
Multiple battery core bracket unit alignments, in multiple lines and multiple rows matrix distribution, adjacent rows battery core bracket unit passes through
Square boss is connected with the cooperation of square groove, and the battery core bracket unit of adjacent two row is connected by link；
Case lid is fixed on casing top, and wall box is provided with an electrode connector, and casing is interior to be provided with work nest, work
Groove is upper end open, the hollow structure of lower end closure, and work nest is in the rectangle that is projected as of horizontal plane, and work nest lower end is consolidated with bottom plate
Fixed, work nest is located at the center of bottom plate, and the four direction all around of work nest is equipped with a ventilating fan, and ventilating fan leads to
Support bar is crossed to be fixed on bottom plate；Battery core bracket is fixed in work nest, and a battery core is equipped with each battery core bracket unit,
In the battery case that one end of battery core is placed on to a battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, battery core
The other end be placed in the battery case of another battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, nickel strap weldering
At the slot electrode for being connected to battery core bracket unit.
The height of first side plate is H1, and the height of the second side plate is 0.5H1.
The height of first shrouding is H2, and the height of the second shrouding is 0.5H2.
First plate is highly L1, and the second plate is highly L2, and the 3rd plate is highly L3, and the 4th plate is highly L4, L1=
L2=L3=L4.
The first plate length, width are respectively P1, P2, and the second plate length, width are respectively P3, P4, P1=P3, P2=
P4。
The 3rd plate length, width are respectively M1, M2, and the 4th plate length, width are respectively M3, M4, M1=M3, M2=
M4。
The support chip is isosceles triangle shape.
Nickel strap is welded at the slot electrode of battery core bracket unit, is realized and is connected the positive pole and negative pole of battery core with electric conductor nickel strap
Connect, realize the energy output of battery；Electrode connector is used to the communication line of battery drawing outer case；When battery bag work one
The section time, the first operation post on mobile side plate made the second side plate be moved on the first installing plate, it is necessary to the when of radiating, so that the
The first heat emission hole on side plate is opened；The second operation post in mobile closing plate, makes the second shrouding be moved on the second installing plate,
So as to which the second heat emission hole on the first shrouding is opened, four electric fans are opened, and strengthen cross-ventilation, and heat is arranged by heat emission hole
Go out, reach the effect of fast cooling.When need not radiate, fan is closed, while mobile first operation post, the second operation post, make
First heat emission hole, the second heat emission hole are in sealed condition.
Many other changes and remodeling can be made by not departing from the spirit and scope of the present invention.It should be appreciated that the present invention is not
It is limited to specific embodiment, the scope of the present invention is defined by the following claims.
Claims (7)
1. the air-cooled battery bag of a kind of high cooling efficiency, it is characterised in that including casing, case lid, battery core bracket, battery core, casing
For hollow structure, casing includes side plate, shrouding, bottom plate, and two shroudings are separately fixed at the left and right sides of bottom plate, two side plates point
The front and rear sides of bottom plate are not fixed on；Side plate includes the first side plate, the second side plate, and the first side plate is sequentially provided with first from top to bottom
Radiating area, the first operating groove, the first installing plate, the first radiating area are provided with the first heat emission hole in matrix distribution, the first radiating
Hole is in pentagon；Second side plate is provided with the second radiating area, the first operation post, and the first operation post is located at below the second radiating area,
First operation post is cylinder, and the second radiating area is provided with the first heat emission hole in matrix distribution；Second side plate and first is installed
Plate is slidably connected, and the first operation post passes through the first operating groove；
Shrouding include the first shrouding, the second shrouding, the first shrouding be sequentially provided with from top to bottom the 3rd radiating area, the second operating groove,
Second installing plate, the 3rd radiating area is provided with the second heat emission hole in matrix distribution, and the second heat emission hole assumes diamond in shape；On second shrouding
Provided with the 4th radiating area, the second operation post, the second operation post is located at below the 4th radiating area, and the second operation post is cylinder, the
Four radiating areas are provided with the second heat emission hole in matrix distribution；Second shrouding is slidably connected with the second installing plate, the second operation post
Through the second operating groove；
Battery core bracket, battery core bracket includes in matrix distribution, including multiple battery core bracket units, link, battery core bracket unit
Underframe, pressure release piece, support chip；Underframe includes the first plate, the second plate, the 3rd plate, the 4th plate, and the first plate is rectangular frame structure,
Center position is provided with square through hole, and the both sides up and down of square through hole are respectively equipped with an installing zone, and installing zone includes the first peace
Fill area, the second installing zone, the first installing zone provided with four square grooves, the height of four square grooves along the first plate horizontal direction successively
Increase, the second installing zone is sequentially reduced provided with four square grooves, the height of four square grooves along the first plate horizontal direction；
Second plate is rectangular frame structure, and center position is provided with square through hole, and the both sides up and down of square through hole are respectively equipped with one
Individual land areas, land areas includes first boss area, second boss area, and first boss area is provided with four square boss, and four square
The height of boss increases successively along the first plate horizontal direction, second boss area provided with four square boss, four square boss
Height is sequentially reduced along the first plate horizontal direction；
3rd plate is rectangular frame structure, and center position is provided with square through hole, and the left and right sides of square through hole is solid provided with one
Determine groove, fixing groove is located at the top of square through hole；Fixing groove includes the first groove, the second groove, and the first groove is square, and second
Groove is square, and two the second grooves are located in the first groove, and two the second grooves are symmetrical on the first groove；
4th plate is rectangular frame structure, and center position is provided with square through hole, and the left and right sides of square through hole is solid provided with one
Determine part, fixture is located at the top of square through hole；Fixture includes fixed station, the 3rd groove, and fixture is square, the 3rd groove
Around the upper surface of fixture, left side wall, right side wall distribution；
Pressure release piece is square, and pressure release piece is provided with relief hole, and relief hole is equally distributed in a ring around pressure release piece center, and adjacent two
Angle between individual relief hole is equal, and each relief hole center of circle on the straight line where pressure release piece center with being respectively equipped with multiple pressure releases
The distance between two neighboring pressure release seam is equal on seam, same straight line；
Link includes first support, second support, and two first supports or so mirror image, second support is located at two first supports
Between, the two ends of second support are fixedly linked with two first supports respectively；
First plate, the second plate, the 3rd plate, a pressure release piece, the central shaft difference of four pressure release pieces are respectively fixed with the 4th plate
Alignd with the square opening central shaft of four plates；3rd plate, the 4th plate or so align face-to-face, and the first plate, the second plate are placed in the 3rd
Between plate and the 4th plate, the first plate two ends are fixedly connected with the 3rd plate, the 4th plate respectively, the second plate two ends respectively with the 3rd
Plate, the 4th plate are fixedly connected, and form cube frame, and four support chips are fixed on cube frame bottom, four support chips point
Not Wei Yu cube frame bottom four angles；
Multiple battery core bracket unit alignments, in multiple lines and multiple rows matrix distribution, adjacent rows battery core bracket unit passes through square
Boss is connected with the cooperation of square groove, and the battery core bracket unit of adjacent two row is connected by link；
Case lid is fixed on casing top, and wall box is provided with an electrode connector, and casing is interior to be provided with work nest, and work nest is
Upper end open, the hollow structure of lower end closure, work nest is in the rectangle that is projected as of horizontal plane, and work nest lower end fixes with bottom plate,
Work nest is located at the center of bottom plate, and the four direction all around of work nest is equipped with a ventilating fan, and ventilating fan passes through
Support bar is fixed on bottom plate；Battery core bracket is fixed in work nest, and a battery core is equipped with each battery core bracket unit, will
One end of battery core is placed in the battery case of a battery core bracket unit, and the electrode at the battery core end is spilt outside slot electrode, battery core
The other end is placed in the battery case of another battery core bracket unit, and the electrode at the battery core end is spilt outside slot electrode, nickel strap welding
At the slot electrode of battery core bracket unit.
2. a kind of air-cooled battery bag of high cooling efficiency as claimed in claim 1, it is characterised in that the height of first side plate
Spend for H1, the height of the second side plate is 0.5H1.
3. a kind of air-cooled battery bag of high cooling efficiency as claimed in claim 1, it is characterised in that the height of first shrouding
Spend for H2, the height of the second shrouding is 0.5H2.
4. a kind of air-cooled battery bag of high cooling efficiency as claimed in claim 1, it is characterised in that first plate is highly
L1, the second plate is highly L2, and the 3rd plate is highly L3, and the 4th plate is highly L4, L1=L2=L3=L4.
5. a kind of air-cooled battery bag of high cooling efficiency as claimed in claim 1, it is characterised in that the first plate length,
Width is respectively P1, P2, and the second plate length, width are respectively P3, P4, P1=P3, P2=P4.
6. a kind of air-cooled battery bag of high cooling efficiency as claimed in claim 1, it is characterised in that the 3rd plate length,
Width is respectively M1, M2, and the 4th plate length, width are respectively M3, M4, M1=M3, M2=M4.
7. the air-cooled battery bag of a kind of high cooling efficiency as claimed in claim 1, it is characterised in that the support chip is isosceles
It is triangular shaped.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710536063.2A CN107275716B (en) | 2017-07-04 | 2017-07-04 | Air-cooled battery pack with high heat dissipation efficiency |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710536063.2A CN107275716B (en) | 2017-07-04 | 2017-07-04 | Air-cooled battery pack with high heat dissipation efficiency |
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| CN107275716A true CN107275716A (en) | 2017-10-20 |
| CN107275716B CN107275716B (en) | 2023-03-24 |
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| CN112736355A (en) * | 2020-12-31 | 2021-04-30 | 华兴通信技术有限公司 | Intelligent energy storage battery pack for 5G communication |
| CN113659234A (en) * | 2021-08-09 | 2021-11-16 | 江苏同芯电气科技有限公司 | Air-cooled high-rate charging and discharging battery pack |
| CN114361653A (en) * | 2022-03-03 | 2022-04-15 | 武汉理工大学 | Electric automobile battery deflagration emergency treatment device and electric automobile |
| CN114374027A (en) * | 2022-01-18 | 2022-04-19 | 苏州思运航电子科技有限公司 | Battery pack with integrated protection and control |
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| CN113659234B (en) * | 2021-08-09 | 2023-12-26 | 江苏同芯电气科技有限公司 | Air-cooled high-rate charge-discharge battery pack |
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| CN114361653B (en) * | 2022-03-03 | 2022-06-21 | 武汉理工大学 | Electric automobile battery detonation emergency treatment device and electric automobile |
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|---|---|
| CN107275716B (en) | 2023-03-24 |
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