CN208014748U - Closed assembly automobile batteries - Google Patents
Closed assembly automobile batteries Download PDFInfo
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- CN208014748U CN208014748U CN201721892891.1U CN201721892891U CN208014748U CN 208014748 U CN208014748 U CN 208014748U CN 201721892891 U CN201721892891 U CN 201721892891U CN 208014748 U CN208014748 U CN 208014748U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a kind of closed assembly automobile batteries, including exterior protection component, the fixing sleeve of battery core module and battery core module is provided in the exterior protection component, the battery core module is made of the consistent battery core unit closed assembly of at least two nested structures, and the battery core module is inserted into the fixing sleeve；The fixing sleeve is that four walls surround up and down, front and back hatch frame is disposed with electrical control circuit wherein the upper wall upper surface of the fixing sleeve is equipped with PCB electric-controlled plates on the PCB electric-controlled plates；The battery core unit is three layers, and wherein interbed is heat-dissipating aluminium plate, and the heat-dissipating aluminium plate both sides are respectively the consistent battery core of structure, and all battery cores are connected after connection in series-parallel with the electrical control circuit.Advantageous effect：Ingenious in design, integrated level is high, compact-sized, and compact, power reservoir capacity is strong, and safety coefficient is high, and service life is long, and portability is splendid, has high market application value.
Description
Technical field
The utility model is related to new-energy automobile power battery technical fields, specifically, being a kind of closed assembly automobile batteries.
Background technology
New-energy automobile especially pure electric automobile has become the hot spot of automobile industry exploitation, and existing pure electric automobile is equal
Using power battery as power source.Difference of the existing pure electric automobile based on charging modes is broadly divided into plug-in and quick change
Formula.Wherein, plug-in pure electric automobile causes the continual mileage of pure electric automobile limited due to power battery limited amount, when
Pure electric automobile needs to travel longer fare register, it is necessary to repeatedly be charged on the way.However, existing plug-in pure electric vehicle vapour
Vehicle is once fully charged generally to be taken at one more than hour, and the low problem of charge efficiency is slowly unable to get solution, to driving
Member brings inconvenience, it has also become restricts the key factor that pure electric automobile is promoted and used.
Thus there has been proposed a kind of power battery quick-change formula pure electric automobile, quick change battery pack can be existed by driver
It independently replaces and completes in a few minutes, substantially identical to an even better than refueling time of conventional fuel oil automobile.It is this to improve
The ease of use of electric vehicle is not only needed to replace website in each place setting quick change battery pack, but also is wanted to
Spare quick change battery pack is placed on vehicle, to cope with the possible period of want or need at any time.
Therefore, the storage either for the ease of quick change battery pack on pure electric vehicle, or in order to meet vehicle space
The requirement being designed and arranged, urgent need design the quick change battery pack that a compact, structure are reliable, safety coefficient is high.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of closed assembly automobile batteries, and integrated level is high, and structure is tight
It gathers, compact can monitoring state, safety coefficient be high in real time.
To achieve the above object, technical solution of the present invention is as follows：
A kind of closed assembly automobile batteries, key are：Including exterior protection component, electricity is provided in the exterior protection component
The fixing sleeve of core model group and battery core module, the battery core module are made of the consistent battery core unit closed assembly of at least two nested structures, institute
Battery core module is stated to be inserted into the fixing sleeve；The fixing sleeve be up and down four walls surround, front and back hatch frame, wherein institute
The upper wall upper surface for stating fixing sleeve is equipped with PCB electric-controlled plates, and electrical control circuit is disposed on the PCB electric-controlled plates；The battery core unit
It it is three layers, wherein interbed is heat-dissipating aluminium plate, and the heat-dissipating aluminium plate both sides are respectively the consistent battery core of structure, all battery core warps
It is connected with the electrical control circuit after crossing connection in series-parallel.
Using the above scheme, battery compact and be in integral structure, first, exterior protection component can be to internal
Battery core module plays the role of sealing and protection, improves the safety used.Battery core module realizes power supply power supply.PCB is automatically controlled
Plate realizes charge control.Inside battery is strong with Exterior capsule, is suitable for frequently replacement, dismounting and movement, effectively avoids often
Movement causes to damage.
Further, have and its integrally formed electric cabinet, institute on one of described exterior protection component side
Battery pack connecting line arrangement area, connection installing zone, high-voltage fuse protection will be separated by subregion partition board by stating electric cabinet inside it
Area and low pressure arrangement area；
The battery pack connecting line arrangement area is for installing charging socket and battery pack inlet wire arrangement；
The connection installing zone is used to install positive and negative anodes that battery is connect with vehicle body for plug pair；
The high-voltage fuse protection zone is for arranging battery anode high voltage device and fuse protection equipment；
The low pressure arrangement area arranges low-voltage signal line and supply line for installing low voltage component.
Electric cabinet controls the connection of battery charging process and charge power supply, by the fuse protection of power supply,
Low pressure high pressure connects up and power supply connection control concentrates in electric cabinet, small, powerful.By battery charge control electricity
Road is integrated in electric cabinet, and is divided into four mutually isolated sections by subregion partition board, and each section is mutually isolated, mutually not shadow
It rings, and overall space occupancy is small.Wherein, high-voltage fuse protection is realized by high voltage protective area；Connected by connecting installing zone power supply
It connects, and realizes that power supply connects intelligent control；By battery pack connecting line arrangement area, reasonable Arrangement power cord is mutually independent of each other；
Light current line layout is realized by low pressure arrangement area again, is made rational planning for.
It further describes, battery pack connecting line arrangement area's side wall is equipped with charging socket, the charging socket
Connecting line row penetrates the battery case, and the electrode line in the connecting line row connects with the line row in the high-voltage fuse protection zone
It connects；It is provided with fuse in the high-voltage fuse protection zone, which guides the electrode line into the connection installing zone
Interior battery case anode connecting pole；The battery case anode connecting pole, magnetic protective relay are provided in the connection installing zone
With battery case cathode connecting pole, the magnetic protective relay is connect with the battery case cathode connecting pole, and the magnetic protects relay
Device is also connect with the negative line of connecting line row, and the coil connecting line of the magnetic protective relay stretches into the low pressure arrangement
Area.
Removing the work sets power cord, is mutually independent of each other；Light current line layout is realized by low pressure arrangement area, is made rational planning for.Low
Pressure cloth area is additionally provided with electric cabinet pressure detector, real-time to be carried out to temperature for detecting the air pressure inside electric cabinet
Detection carries out air pressure inside adjusting when realizing that temperature is increased or reduced.
It further describes, battery voltage detection of the connecting line row through low current fuse respectively with PCB electric-controlled plates patches
The positive and negative balanced detection connector connection of part, battery core；It is provided with high-pressure column temperature sensing on the battery case anode connecting pole e32
Device e34, be provided on battery case cathode connecting pole e33 lower pressure column temperature sensor e35, high-pressure column temperature sensor e34 and
The signal wire of lower pressure column temperature sensor e35 stretches into low pressure arrangement area e1, the high-pressure column temperature sensor e34 and described
Lower pressure column temperature sensor e35 is also connect with the PCB electric-controlled plates temperature detection plug-in unit；It is also set up on the PCB electric-controlled plates
There is reserved plug-in unit.
Using the above scheme, by the way that plug-in unit is arranged on PCB electric-controlled plates, data acquisition and charge control are realized.And it sets
It is equipped with reserved plug-in unit, is connected up convenient for further battery system update, is prepared for further battery upgrading.
It further describes, battery core unit further includes two battery core brackets being oppositely arranged, and two battery core brackets clamp
Two stiles of aluminum heat conducting plate and two pieces of battery cores, aluminum heat conducting plate are fixedly connected with corresponding battery core bracket respectively, upper and lower widthwise edge
Outer rim is bent to form heat-conducting part respectively, and two heat-conducting parts are in close contact with fixing sleeve；
All have pole eye on two opposite stiles of battery core, the opposite bending of two poles eye of battery core unit one end, and mutually
Overlap joint, the opposite bending of two poles eye of the other end, respectively at the pole of adjacent battery core unit, eye mutually overlaps.
Battery core unit side by side is connected with each other by connection structure, reliable and stable, and aluminum heat conducting plate can export two pieces simultaneously
The heat that battery core is sent out prevents the battery core temperature in battery pack excessively high, also, the clinch of the aluminum heat conducting plate of a battery core unit
It can be overlapped on the clinch of the aluminum heat conducting plate of adjacent battery core unit, both realize whole heat conduction, improve heat transfer efficiency, and energy
Enough prevent certain some battery core units temperature due to heat conduction is unsmooth in battery pack excessively high；By the connection type of battery core pole eye, both
So that two battery cores in same battery core unit is realized series connection, and each battery core of adjacent battery core unit is made to realize series connection, simplifies
The arrangement of circuit.
The battery core bracket includes anode portion and cathode portion, and forming first after the middle part bending of the anode portion connects
Socket part and the first function part form second connecting portion and the second function part, first connection after the middle part bending of cathode portion
The one side of portion and second connecting portion combines, and first function part and the adjacent side outer rim fitting of the second function part make just
Pole part and the section of cathode portion collectively form T-shaped structure；
The both sides stile of the aluminum heat conducting plate is separately fixed at the first connecting portion and second connecting portion of corresponding battery core bracket
Between, the connection structure is located on the first function part and the second function part.
Using the above structure, section, which is T-shaped structure, keeps overall structure compacter, first connecting portion and the second connection
Portion can be securely fixed aluminum heat conducting plate, and the connection structure on the first function part and the second function part is for adjacent battery core unit
The connection and combination of battery core bracket.
It further describes, confluence slice mounting structure and position is formed on adjacent first function part and the second function part
Gathering line fixed structure in the confluence slice mounting structure both ends is equipped with confluence piece, position on the confluence slice mounting structure
Be overlapped on the confluence on piece in the pole eye of the battery core of confluence piece both sides, the pole eye by the acquired line fixed structure of gathering line with
Data acquisition is connected with the wireless transport module on PCB electric-controlled plates.
Using the above scheme, confluence piece can support pole eye, so that each battery core is reliablely and stablely cascaded, gathering line
The wired connection of formula is reliable and stable, also, gathering line fixed structure can rationally, be securely fixed gathering line and guide gathering line
Cabling.
It further describes, total cupric is separately installed in outermost two battery core brackets of battery core module the same side
Row and always negative copper bar, total positive copper bar and always negative copper bar are fixed on by least two installation clamps in corresponding battery core bracket, and
It is overlapped with corresponding pole eye, installation clamp is integrally formed with corresponding battery core bracket respectively.
Using the above scheme, total positive copper bar and total negative copper bar can be securely fixed in corresponding battery core bracket, make electric cabinet
Compact-sized with battery core module connection in series-parallel, integrated level is high.
It further describes, the exterior protection component includes using the cover body of plastic material and using metal material
The babinet outline border of pedestal and metal material；
The cover body lid closes on pedestal, and the babinet dustproof and waterproof structure to form cuboid is surrounded with pedestal, described
Babinet outline border at least coats the partial outer face of cover body, and the babinet outline border bottom varus is simultaneously interlocked with pedestal bottom,
And it is fixed through screw.
Using the above scheme, cover body uses plastic material, and the cover body of plastic material is not only light-weight, meets light-weighted set
Meter requires and structure is reliable, easy to processing, of low cost, the metal material that babinet outline border is high using intensity, wearability is good, energy
Enough protective enclosure, reduce the abrasion of cover body, while coordinating pedestal to play the battery core module of its inside and reliably protecting effect, prolong
Service life is grown.Compact-sized, support strength is high.
Compared with prior art, the beneficial effects of the invention are as follows：Using quick change battery pack assembly provided by the invention, design
Ingenious, integrated level is high, compact-sized, and compact, power reservoir capacity is strong, and safety coefficient is high, and service life is long, portability pole
It is good, there is high market application value.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram that Fig. 1 removes exterior protection component and electric cabinet；
Fig. 3 is the structural schematic diagram of fixing sleeve；
Fig. 4 is the structural schematic diagram at one visual angle of battery core unit；
Fig. 5 is the structural schematic diagram at another visual angle of battery core unit；
Fig. 6 is the internal structure schematic diagram of battery core unit；
Fig. 7 is the structural schematic diagram of aluminum heat conducting plate；
Fig. 8 is the structural schematic diagram of battery core；
Fig. 9 is the structural schematic diagram at one visual angle of battery core bracket；
Figure 10 is the structural schematic diagram at another visual angle of battery core bracket；
Figure 11 is the structural schematic diagram of anode portion；
Figure 12 is the structural schematic diagram of cathode portion；
Figure 13 is the connection relationship diagram of pedestal and babinet outline border；
Figure 14 is the structural schematic diagram of cover body；
Figure 15 is the structural schematic diagram of babinet outline border；
Figure 16 is the structural schematic diagram of pedestal；
Figure 17 is the connection relationship diagram of pedestal and O-ring seal；
Figure 18 is the mounting structure schematic diagram of electric cabinet；
Figure 19 is electric cabinet circuit and pcb board connection diagram.
Specific implementation mode
Specific embodiment of the present utility model and operation principle are described further below in conjunction with the accompanying drawings.
As shown in Figs. 1-3, a kind of closed assembly automobile batteries, including exterior protection component f, the interior settings of exterior protection component f
There are the fixing sleeve b of battery core module 2 and battery core module 2, the battery core module 2 to be folded by the consistent battery core unit a of at least two nested structures
Dress composition, the battery core module 2 are inserted into the fixing sleeve b；The fixing sleeve b is that four walls are surrounded, front and back opened up and down
Mouth structure is disposed with automatically controlled electricity wherein the upper wall upper surface of the fixing sleeve b is equipped with PCB electric-controlled plates 4 on the PCB electric-controlled plates 4
Road；The battery core unit a is three layers, and it is respectively that structure is consistent that wherein interbed, which is the both sides heat-dissipating aluminium plate a2, the heat-dissipating aluminium plate a2,
Battery core a3, all battery core a3 are connected after connection in series-parallel with the electrical control circuit.
In the present embodiment, battery core a3 is connected after series connection with the electrical control circuit.
In the present embodiment, battery core module 2 is longitudinal is inserted into fixing sleeve b.
Fig. 4~Fig. 6 is referred to, battery core unit a includes aluminum heat conducting plate a2, two pieces of battery core a3 and two battery cores being oppositely arranged
Holder a1.Wherein, battery core bracket a1 is strip structure, and connection structure is all had on battery core bracket a1.Aluminum heat conducting plate a2 is solid
It is scheduled between two battery core bracket a1, i.e. the wherein both sides outer rim of aluminum heat conducting plate a2 is separately fixed at corresponding battery core bracket a1
On, in addition both sides outer rim is bent to form clinch a21 respectively.Two pieces of battery core a3 are located at the both sides aluminum heat conducting plate a2, the battery core
Both sides outer rim adjacent with corresponding battery core bracket a1 a3 all has pole eye a33, is located at the two of the wherein one end two pieces of battery core a3
A pole eye a33 be combined with each other after passing through one of battery core bracket a1, is located at two poles eye of two pieces of battery core a3 other ends
A33 is separated from each other after passing through another battery core bracket a1.
Two poles eye a33 of wherein one end two pieces of battery core a3 of same battery core unit a passes through one of battery core bracket a1
It bends and is mutually overlapped respectively inwards afterwards, two poles eye a33 of the other end distinguishes bent outward after another battery core bracket a1
Folding, and the corresponding pole eye a33 overlap joints of battery core unit a adjacent with both sides respectively, had both made two battery core a3 in same battery core unit a
It realizes series connection, and each battery core a3 of adjacent battery core unit a is made to realize series connection.
Fig. 9 and Figure 10 are referred to, battery core bracket a1 includes combined anode portion a11 and cathode portion a12, should
Anode portion a11 and cathode portion a12 are all made of plastic material, and stable structure is reliable, easily processed into type, of low cost, and
Meet light-weighted design requirement.
Refer to Fig. 9 and Figure 10, anode portion a11 and cathode portion a12 are strip structure, anode portion a11 and
Cathode portion a12 is preferably fixedly connected by the way of laser welding in the present embodiment.Wherein, the middle part of anode portion a11
The second connection is formed after forming the middle part bending of first connecting portion a111 and the first function part a112, cathode portion a12 after bending
Portion a121 and the one side of the second function part a122, first connecting portion a111 and second connecting portion a121 combine, also, the first work(
Side outer rim fitting adjacent energy portion a112 and the second function part a122, keeps the section of anode portion a11 and cathode portion a12 total
With the T-shaped structure of composition.Section is that the anode portion a11 and cathode portion a12 of T-shaped structure be both convenient for the peace of battery core a3
It fills and fixed, and convenient for the connection and combination between adjacent battery core bracket a1, keeps overall structure compacter.
Figure 11 and Figure 12 are referred to, first connecting portion a111 has first to subtract on the one side of second connecting portion a121
Baking soda a111a has the first reinforcing rib structure a111c in first weight loss groove a111a.Second connecting portion a121 is close to first
There is the second weight loss groove a121a on the one side of interconnecting piece a111, there is the second reinforcing rib knot in second weight loss groove a121a
Structure a121c.The above structure makes first connecting portion a111 and second connecting portion a121 meets the requirement of light-weight design, meanwhile, knot
Structure intensity is high.In addition, n cylindrical deep gouge a111b is provided in the first weight loss groove a111a, in the second weight loss groove a121a
It is provided with n cylindrical pillar a121b being adapted with deep gouge a111b, wherein n is positive integer, as first connecting portion a111
When being combined with second connecting portion a121, each pillar a121b is embedded in corresponding deep gouge a111b, on aluminum heat conducting plate a2 respectively with
There is the connecting hole being adapted with pillar a121b on the side that corresponding first connecting portion a111 and second connecting portion a121 are combined
A24 is embedded in corresponding deep gouge a111b after each pillar a121b is each passed through corresponding connecting hole a24, makes battery core branch again
Frame a1 can be securely fixed aluminum heat conducting plate a2.
Fig. 9 and Figure 10 are referred to, there is confluence in side outer rims of the first function part a112 far from the second function part a122
One a113 of piece installation gap, active snap-in structure one and driven snap-in structure one.Wherein, one a113 of confluence piece installation gap is located at
The middle part of first function part a112, active snap-in structure one and driven snap-in structure one are distributed in one a113 of confluence piece installation gap
Both ends.
Fig. 9 and Figure 10 are referred to, there is confluence in side outer rims of the second function part a122 far from the first function part a112
Two a123 of piece installation gap, active snap-in structure two and driven snap-in structure two.Wherein, two a123 of confluence piece installation gap is located at
The middle part of second function part a122, and be oppositely arranged with confluence one a113 of piece installation gap, active snap-in structure two and driven card
The both ends that structure two is distributed in two a123 of confluence piece installation gap are closed, active snap-in structure two and driven snap-in structure one are set relatively
It sets, driven snap-in structure two and active snap-in structure one are oppositely arranged, that is, converge one a113 of piece installation gap and confluence piece installation
Two a123 of notch, active snap-in structure one and driven snap-in structure two and driven snap-in structure one and active snap-in structure two divide
It is not symmetrically distributed in the both sides of the first function part a112 and the second function part a122 binding faces.
Refer to Fig. 2, Fig. 6 and Fig. 4, when two neighboring battery core bracket a1 connections, the confluence piece peace of a battery core bracket a1
Dress one a113 of notch surrounds to form one and be used for two a123 of confluence piece installation gap of a battery core bracket a1 adjacent thereto
The installing port of fixed confluence piece mounting bracket a4, two a23 of installation gap of battery core bracket a1 it is adjacent with its other side one
One a113 of confluence piece installation gap of a battery core bracket a1 surround to be formed one for fixation converge the installation of piece mounting bracket a4
Mouthful.The active snap-in structure one of one battery core bracket a1 and the driven snap-in structure two of another battery core bracket a1 combine, the electricity
The driven snap-in structure one of core support a1 and the active snap-in structure two of another battery core bracket a1 combine.The above structure makes multiple
Battery core bracket a1 is reliably connected side by side, and battery core a3 is made to realize modular installation.
Fig. 2 and Fig. 9~Figure 10 is referred to, active snap-in structure one and active snap-in structure two include clamping head
A151 and connection bump a152, head a151 and connection bump a152 is from the first function part a112 or the second function part for clamping
The outer rim of a122 extends outwardly, and driven snap-in structure one and driven snap-in structure two include bayonet part a153 and link slot
A154, bayonet part a153 and link slot a154 extend internally from the outer rim of the first function part a112 or the second function part a122,
Clamping head a151 can be embedded in corresponding bayonet part a153, and connection bump a152 can be embedded in corresponding link slot a154
In, made by the cooperation of clamping head a151 and bayonet part a153 and the cooperation of connection bump a152 and link slot a154 adjacent
Battery core bracket a1 can quick assembling and dismounting, meanwhile, the connection structure of " dual fail-safe " formula more is stablized, is reliable.In addition, even
It is semi-cylindrical to meet raised a152, and link slot a154 is cylindric, can effectively be reduced under the premise of ensureing connection reliability
Assembling difficulty between adjacent battery core bracket a1.
Refer to Fig. 1 and Fig. 8~Figure 11, the first function part a112 and the second function part a122 be collectively formed there are one converge
Flow mounting structure a13, confluence slice mounting structure a13 are located at one a113 of confluence piece installation gap and confluence piece installation gap two
Between a123.The slice mounting structure a13 that converges includes two positioning protrusion a131 and four positioning checkpoint a132, two positioning protrusion
A131 and four positioning checkpoint a132 is outwardly protruded from the surface of corresponding first function part a112 and the second function part a122 respectively.
Two of which positioning checkpoint a132 is located on the first function part a112, other two positioning checkpoint a132 is located at the second function part
On a122, the line of four positioning checkpoint a132 is rectangle, and two positioning protrusion a131 are along the first function part a112 and the second work(
The length direction of energy portion a122 is distributed between four positioning checkpoint a132, passes through two positioning protrusion a131 and four positioning cards
The cooperation of sub- a132 can stablize, reliably install and fixed confluence piece a5, specifically, there are two confluence piece a5 is upper with it is right
The location hole for answering positioning protrusion a131 adaptable, when corresponding location hole on two positioning protrusion a131 insertion confluence pieces a5,
The both ends of confluence piece a5 are respectively positioned by two positioning checkpoint a132.It should be pointed out that in confluence slice mounting structure a13 or remittance
Confluence piece a5 can be installed, part pole eye 33 is overlapped on the confluence fixed confluences of slice mounting structure a13 on flow mounting bracket a4
On piece a5, part pole eye 33 is overlapped on the fixed confluence piece a5 of confluence slice mounting structure a13.
Fig. 9~Figure 12 is referred to, positioning protrusion a131 protrudes from the second function part a122 close to the first function part a112's
Side outer rim, the first function part a112 close to the second function part a122 side outer rim have with positioning protrusion a131 be adapted
The surface of arc-shaped groove a114, positioning protrusion a131 are respectively embedded into corresponding groove a114, positioning protrusion a131
Cooperation with groove a114 not only plays the role of positioning to the assembling of anode portion a11 and cathode portion a12, effectively improves group
Efficiency is filled, and there is mistake proofing effect in assembling.Not only the machine-shaping of anode portion a11 and cathode portion a12 it be easy to, but also to just
Positioning is played the role of in the assembling of pole part a11 and cathode portion a12, effectively improves packaging efficiency.
Fig. 2 and Fig. 9~Figure 12, the first function part a112 and the second function part a122 is referred to be collectively formed there are two adopting
Line concentration fixed structure a14, two gathering line fixed structure a14 are located at the both ends of confluence slice mounting structure a13.Specifically
It says, the gathering line deck a142 that two gathering line fixed structure a14 are adapted including cabling channel a141 and with cabling channel a141,
Wherein, two cabling channel a141 are respectively from the both ends of confluence slice mounting structure a13 along the first function part a112 and the second function part
The length direction of a122 extends outwardly, i.e., each cabling channel a141 respectively between two adjacent positioning checkpoint a132 along first
The length direction of function part a112 and the second function part a122 extend outwardly.Wherein, cabling channel a141 is by the first function part a112
The edge adjacent with the second function part a122, which is recessed, to be formed.Gathering line deck a142 includes being oppositely arranged on corresponding cabling channel
The outer end in the claw portion of the both sides a141, two claw portions all has unci, the unci face in two claw portions.More than
It is simple and reliable for structure, it is easy to process, further improve the fixed effect to gathering line d.Further, the first function part a112
Two block-shaped protrusion a143 are respectively provided with the surface of the second function part a122, block-shaped protrusion a143 is distributed in correspondence in pairs
The both sides of cabling channel a141 can play gathering line d better position-limiting action by two block-shaped protrusion a143.
Refer to Fig. 4~Fig. 7, aluminum heat conducting plate a2 includes being the main part a22 of plate and being located at main part a22 two
The clinch a21 at end, clinch a21 are recessed inwardly to form step a23 perpendicular to main part a22 at main part a22.
The front end of the clinch a21 of aluminum heat conducting plate a2 can be overlapped on the step a23 of adjacent aluminum heat conducting plate a2, make multiple aluminum heat conducting plates
A2 collectively forms a reliable and stable overall structure, realizes whole heat conduction, improves heat transfer efficiency.
Fig. 4~Fig. 6 and Fig. 8 is referred to, battery core a3 includes solar panel a31 and is separately fixed at the both sides solar panel a31
The both sides of two pieces of battery a32, solar panel a31 are respectively fixed with pole eye a33, and " sandwich " structure is collectively formed in three.Wherein one
One sides of the block battery a32 far from solar panel a31 is bonded with aluminum heat conducting plate a2, and solar panel a31 is along battery core bracket a1 length directions
The both ends of extension are bent to form a311 points of two fixed parts of fixed part a311, the solar panel a31 of one of battery core a3 respectively
It is not bonded with corresponding clinch a21.Solar panel a31 plays the role of supporting and fixing battery a32, one of solar panel
A31 is fixed on aluminum heat conducting plate a2, another solar panel a31 is fixed on adjacent aluminum heat conducting plate a2.
Fig. 2, Fig. 4, Fig. 5 and Fig. 8 are referred to, pole eye a33 is sheet, and the adjacent pole eye a33 of two of which, which is passed through, to be corresponded to
It bends inwards after battery core bracket a1, pole eye a33 is supported by the confluence piece a5 on confluence slice mounting structure a13 at this time, and is passed through
Welding procedure makes three fix, other two adjacent pole eye a33 passes through outward bending after corresponding battery core bracket a1, at this time pole eye
A33 is equipped with confluence piece a5 support by answering remittance respectively on flow mounting bracket a4, confluence piece a5 is upper overlapped two poles
A33 is respectively from two neighboring battery core unit.
Fig. 2 and Fig. 3 are referred to, battery core module 2 further includes that module firm banking b1 and module fix top plate b2, fixing sleeve b
Setting is between module firm banking b1 and module fix top plate b2.
Module firm banking b1 includes the base plate b11 of a rectangle, side plate b12 two long and two short side plate portions
B13, side plate b12 two long and two short side plate portion b13 are respectively oppositely arranged two-by-two, and respectively from the outer rim of base plate b11
It upwardly extends, specifically, side plate b12 two long and two short side plate portion b13 are turned over by the different sides of base plate b11 respectively
It rolls over.
The height of long side plate b12 is higher than the height of short side plate portion b13, after the upper limb of the long side plate b12 bends inwards
It is folded upward to form limit interconnecting piece b121 again, wherein limit interconnecting piece b121 first bends inwards can be to each battery core unit
A, then be folded upward at and connect to fix top plate b2 with module.Also, on long side plate b12 equal array distribution it is outwardly convex go out
Strengthening groove b123, strengthening groove b123 extend along short transverse, effectively increase the branch of module firm banking b1 long side plates b12
Support intensity.
Fig. 2 and Fig. 3 are referred to, module is fixed top plate b2 both sides outer rims corresponding with side plate b12 two long and is folded upward at
Installation interconnecting piece b21 is formed, which is fixedly connected with corresponding limit interconnecting piece b121, specifically, installation
Interconnecting piece b21 is fixedly connected with corresponding limit interconnecting piece b121 by screw.Module fixes top plate b2 and two short side plate portions
The corresponding both sides outer rims of b13 bend downward to form battery core limited section b22, and battery core limited section b22 can coordinate limit interconnecting piece
B121 reliably limits the position of each battery core unit a.In addition, the module close to one of installation interconnecting piece b21 fixes top
At least one support base b24 protruding upward is formed on plate b2 through the stamping process, the phases such as gathering line d can be elastically supported
Component is closed, it is simple and reliable for structure, it is easy to accomplish, without additionally preparing other parts.Also, it is fixed in module fixed on top plate b2
There are four the fixed column b23, each fixed column b23 that are oppositely arranged two-by-two to be upwardly extended from module fixation top plate b2, in order to
Connection and fixed data acquisition and wireless transport module c.
The upper limb of two two short side plate portion b13 turns down the pedestal interconnecting piece for being formed and being overlapped on the upper limb of pedestal f3 outward
B131, the lower part of side plate b12 two long is washed open through the stamping process respectively forms multiple be overlapped on pedestal f3 upper limbs
Pedestal clinch b122.At least one screw installation gap is all had on pedestal clinch b122 and pedestal interconnecting piece b131, it should
Screw installation gap is corresponding with the threaded connection hole f17 of pedestal f3 respectively, make pedestal f3 pass through screw respectively with pedestal clinch
B122 is fixedly connected with pedestal interconnecting piece b131.
Fig. 1, Figure 13~Figure 17 are referred to, exterior protection component f includes using the cover body f2 of plastic material and using gold
Belong to the babinet outline border f3 of the pedestal f1 and metal material of material；
Cover body f2 lids close on pedestal f1, and the babinet dustproof and waterproof structure to form cuboid, case are surrounded with pedestal f1
External frame f3 at least coats the partial outer face of cover body f2, and babinet outline border f3 bottom varuss are simultaneously interlocked with the bottoms pedestal f1, and
It is fixed through screw.
And the intensity of babinet outline border f3 is more than the intensity of cover body f2.
Figure 13 and Figure 16 are referred to, pedestal f1 is aluminum alloy material, and not only the intensity of itself is high, but also wear rate is small, resistance to
Mill property is good and light-weight, meets the requirement of vehicle light-weight design.Pedestal f1 is the rectangular box-shaped structure of upper opening,
The lower end outer rim of pedestal f1 has the annular convex platform f13 outwardly protruded, and the side that the two of which of bottom wall f12 is opposite all has
Heavy platform f14, along pedestal f1 each side wall f11 processing there are two annular sealing ring mounting groove f15, two sealing ring mounting grooves
F15 is arranged side by side along the short transverse of side wall f11, and O-ring seal f4 is equipped in each sealing ring mounting groove f15, O-shaped close
Seal f4 is interference fitted with pedestal f1 and cover body f2, can play effective sealing effect, prevent the impurity such as water, dust into
Enter, protects internal battery core, prolong the service life.Also, it is machined on each side wall f11 of pedestal f1 and in heavy platform f14
Threaded hole f16, in order to be securely fixed by screw with cover body f2 and babinet outline border f3.
Fig. 1, Figure 13 and Figure 14 are referred to, cover body f2 is plastic material, not only light-weight, but also structure is reliable, easy to add
It is work, of low cost.Cover body f2 is the shell-like structure of cuboid, after cover body f2 lids close on pedestal f1, each side f22's
Lower end is abutted with annular convex platform f13, then, is machined on each side f22 of cover body f2 and the screw thread on corresponding side wall f11
Hole f16 relative to threaded hole, in order to be connected by screw between each side wall f11 of pedestal f1, at this point, pedestal f1
Each side wall f11 be located at the inside of corresponding side surface f22.Also, the inner surface of cover body f2 is with reinforcing rib f24, each
Reinforcing rib f24 is vertically arranged, and can effectively improve cover body f2 wherein on two opposite side f22 side by side
Support strength.The upper end of each reinforcing rib f24 all has through-thickness and outwardly protrudes to form protrusion f241, protrusion
Protrusion heights of the f241 close to the top surface parts f21 is more than the protrusion height far from the top surface parts f21.Improve the branch to top surface f21
Intensity and load-bearing capacity are supportted, preferably to protect internal component.
Handle rope installation through-hole f23, each handle rope installation through-hole f23 are oppositely arranged two-by-two there are four being opened up on cover body f2
The one end open of four edges on the tops cover body f2, handle rope installation through-hole f23 is located at the top surface f21 of cover body f2, another
End opening is located at an adjacent side f22 of cover body f2, and each handle rope installation through-hole f23 is located at the openings of sizes of top surface f21
Less than the openings of sizes positioned at side f22, small one and large one openings of handle rope installation through-hole f23 can effectively limit handle rope
The position of h knots prevents handle rope h from slipping.By installing handle rope h in handle rope installation through-hole f23, in order to operating personnel
Move quick change battery pack.
Refer to Fig. 3, have on one of cover body f2 side f22 with its integrally formed electric cabinet f25, this is automatically controlled
There is opening f251, electric cabinet f25 upper covers to close the side cover f25a for being useful for sealing opening f251, the side cover in the outside of case f25
F25a is slab construction, can should and on electric cabinet f25, and completely enclosed opening f251.The outer rim of electric cabinet f25 is outside
Fold forms joint face f252, and ring type seal, also, joint face are provided between joint face f252 and side cover f25a
F252, ring type seal and side cover f25a are fastened by the screw of array distribution.It is convenient in electric cabinet f25 by open f251
Install and safeguard electrical equipment, and ring type seal can play more preferably water proof and dust proof performance, prevent electric elements inside into
Water covers dirt.Electric cabinet f25 has positive terminal installing port f253 and anode connector installing port f254, positive terminal installing port
F253 is for installing battery case anode connecting pole e32, anode connector installing port f254 for installing battery case cathode connecting pole
e33.In addition, being provided with balanced valve f5 on electric cabinet f25, the effect of balance inner and outer air pressure is played.
Fig. 1 and Figure 15 are referred to, babinet outline border f3 is stainless steel, and not only the intensity of itself is high, but also corrosion-resistant, resistance to
Mill property is good, and reliable support effect is played with the internal part to battery pack.Babinet outline border f3 is in the platy structure of " door " shape, and
The top surface f21 and the side f22 that any two is opposite, babinet outline border f3 for coating cover body f2 have hollow-out parts f32, are engraved by this
Empty portion f32 makes the portion top surface f21 of cover body f2 expose, and the parts side f22 for also making two of which opposite are exposed, to prevent gold
Belong to the wireless signal that electric elements receive or emit in the babinet outline border f3 shielding cover bodies f2 of material.Four handle rope installation through-holes
F23 is respectively positioned on the inside of babinet outline border f3, has to install correspondingly with handle rope installation through-hole f23 on babinet outline border f3 and open
Mouthful f31, the shapes and sizes of each construction opening f31 and the opening shape of corresponding handle rope installation through-hole f23 and in the same size,
So that babinet outline border f3 is played certain support effect to handle rope h, reduces the abrasion of cover body f2.It is pointed out that case
Embedded corresponding heavy platform f14 after bending inwards after two side f22 of two side f33 cladding cover bodies f2 of external frame f3,
And it is fixedly connected with pedestal f1 by screw.
Fig. 1 and Figure 18 are referred to, is had and its integrally formed electricity on one of exterior protection component f side f22
Case f25 is controlled, electric cabinet f25 will be separated into battery pack connecting line arrangement area e2 by subregion partition board f256 inside it, connection is installed
Area e3, high-voltage fuse protection zone e4 and low pressure arrangement area e1.
Wherein, battery pack connecting line arrangement area e2 connects installing zone for installing charging socket and battery pack inlet wire arrangement
E3 is used to install positive and negative anodes that battery is connect with vehicle body for plug pair, and high-voltage fuse protection zone e4 is used to arrange battery anode
High voltage device and fuse protection equipment, low pressure arrangement area e1 arrange low-voltage signal line and supply line for installing low voltage component.
Battery pack connecting line arrangement area's e2 side walls are equipped with charging socket e22, and the connecting line row e21 of charging socket e22 is worn
Enter battery case, connecting line is arranged the electrode line in e21 and connected with the line row in the e4 of high-voltage fuse protection zone.In high-voltage fuse protection zone
Fuse e41 is provided in e4, electrode line is guided into the battery case anode connecting pole in connection installing zone e3 by fuse e41
e32。
Preferably, battery case anode connecting pole e32, magnetic protective relay e31 and battery are provided in connection installing zone e3
Case cathode connecting pole e33, magnetic protective relay e31 are connect with battery case cathode connecting pole e33, magnetic protective relay e31 also with
Connecting line arranges the negative line connection of e21, and the coil connecting line of magnetic protective relay e31 stretches into low pressure arrangement area e1.
As can be seen from Figure 19, connecting line row e21 is examined with the cell voltage of PCB electric-controlled plates 4 respectively through low current fuse
Survey the positive and negative balanced detection connector connection of connector, battery core；
It is provided with high-pressure column temperature sensor e34 on battery case anode connecting pole e32, in battery case cathode connecting pole
The signal of lower pressure column temperature sensor e35, high-pressure column temperature sensor e34 and lower pressure column temperature sensor e35 is provided on e33
Line stretch into low pressure arrangement area e1, high-pressure column temperature sensor e34 and lower pressure column temperature sensor e35 also with 4 temperature of PCB electric-controlled plates
Detect plug-in unit connection；Reserved plug-in unit is additionally provided on PCB electric-controlled plates 4.
In the present embodiment, it is provided with high-pressure column temperature sensor e34 on battery case anode connecting pole e32, in battery
It is provided with lower pressure column temperature sensor e35, high-pressure column temperature sensor e34 on case cathode connecting pole e33 and low pressure column temperature passes
The signal wire of sensor e35 stretches into low pressure arrangement area e1.By temperature detection, safe power supply is realized.
It is provided with conflux disk e36 in connection installing zone e3, conflux disk e36 is arranged in battery case anode connecting pole e32
On connecting pin.Conflux disk e36 flocks together all electrode lines, realizes power supply aggregation, is powered, high pressure resistant, knot
Temperature detection and fuse protection are closed, charging reliability is improved.
It in carrying out power supply link control procedure, needs that the power supply to be connected is identified and is controlled, be installed in connection
Radio-frequency module e37 is provided in area e3.Signal identification, transmission and determination are realized by radio-frequency module e37.Carry out intelligent power company
Connect control.In the present embodiment, battery case anode connecting pole e32, battery case cathode connecting pole e33 and radio-frequency module e37 installations
On the same side wall of electric cabinet f25, and radio-frequency module e37 is located at battery case anode connecting pole e32 and is connected with battery case cathode
Between column e33.By battery case anode connecting pole e32, battery case cathode connecting pole e33 settings in the same side, facilitates connection and tear open
It unloads, radio-frequency module e37 is positioned close at connecting pin, realize close distance radio frequency signal identification, shorten recognition time, enhancing is known
Level signal facilitates signal transmission.In the present embodiment, all harness in low pressure arrangement area e1 stretch into battery case.Realize circuit
Rationally arrangement.Preferably, divider wall is PP material walls, realizes high quality shielding and isolation features.
As can be seen from Figure 19, confluence piece installation knot is formed on adjacent first function part a112 and the second function part a122
Structure a13 and gathering line fixed structure a14 positioned at the both ends confluence slice mounting structure a13 pacifies on confluence slice mounting structure a13
It is overlapped on confluence piece a5 equipped with confluence piece a5, the pole eye a33 positioned at the battery core a3 of the both sides confluence piece a5, pole eye a33 passes through
The acquired line fixed structure a14 of gathering line d are acquired with data to be connected with the wireless transport module c on PCB electric-controlled plates 4.
The operation principle of electric cabinet：
Electrode line passes through battery pack connecting line arrangement area e2 to stretch into high-voltage fuse protection zone e4, by fuse e41 to electricity
Source circuit carries out real-time guard；The electrode line is assembled through conflux disk e36, realizes that electrode line connects with battery case anode connecting pole e32
It is logical.Magnetic protective relay e31 is set in the negative line being connect with battery case cathode connecting pole e33, passes through the magnetic protective relay
E31 realizes the break-make to negative line, to control the connection and disconnection of power supply.Realize intelligent control.It is connected in battery case anode
It is provided with high-pressure column temperature sensor e34 on column e32, lower pressure column temperature sensing is provided on battery case cathode connecting pole e33
Device e35 realizes charging temperature detection and alarm, improves power supply connection reliability.
Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the common skill of this field
Art personnel under the inspiration of the present invention, under the premise of without prejudice to the utility model aims and claim, can make a variety of
Similar expression, such transformation are each fallen within protection scope of the present invention.
Claims (9)
1. a kind of closed assembly automobile batteries, it is characterised in that：Including exterior protection component (f), it is arranged in the exterior protection component (f)
There is the fixing sleeve (b) of battery core module (2) and battery core module (2), the battery core module (2) is by the consistent battery core of at least two nested structures
Unit (a) closed assembly forms, and the battery core module (2) is inserted into the fixing sleeve (b)；
The fixing sleeve (b) be up and down four walls surround, front and back hatch frame, wherein the upper wall upper end of the fixing sleeve (b)
Face is equipped with PCB electric-controlled plates (4), and electrical control circuit is disposed on the PCB electric-controlled plates (4)；
The battery core unit (a) is three layers, and wherein interbed is heat-dissipating aluminium plate (a2), and heat-dissipating aluminium plate (a2) both sides are respectively to tie
The consistent battery core of structure (a3), all battery cores (a3) are connected after connection in series-parallel with the electrical control circuit.
2. closed assembly automobile batteries according to claim 1, it is characterised in that：Wherein the one of the exterior protection component (f)
Have on a side (f22) and passes through subregion partition board (f256) with its integrally formed electric cabinet (f25), the electric cabinet (f25)
Battery pack connecting line arrangement area (e2), connection installing zone (e3), high-voltage fuse protection zone (e4) and low pressure will be separated into inside it
It arranges area (e1)；
Battery pack connecting line arrangement area (e2) is for installing charging socket and battery pack inlet wire arrangement；
The connection installing zone (e3) is used to install positive and negative anodes that battery is connect with vehicle body for plug pair；
The high-voltage fuse protection zone (e4) is for arranging battery anode high voltage device and fuse protection equipment；
Low pressure arrangement area (e1) arranges low-voltage signal line and supply line for installing low voltage component.
3. closed assembly automobile batteries according to claim 2, it is characterised in that：Battery pack connecting line arrangement side area (e2)
Wall is equipped with charging socket (e22), and the connecting line row (e21) of the charging socket (e22) penetrates battery case, the connecting line row
(e21) electrode line in is connected with the line row in the high-voltage fuse protection zone (e4)；
It is provided with fuse (e41) in the high-voltage fuse protection zone (e4), which guides the electrode line into
Battery case anode connecting pole (e32) in the connection installing zone (e3)；
It is provided with the battery case anode connecting pole (e32), magnetic protective relay (e31) and electricity in the connection installing zone (e3)
Pond case cathode connecting pole (e33), the magnetic protective relay (e31) connect with the battery case cathode connecting pole (e33), described
The negative line that magnetic protective relay (e31) also arranges (e21) with the connecting line is connect, the line of the magnetic protective relay (e31)
Circle connecting line stretches into low pressure arrangement area (e1).
4. closed assembly automobile batteries according to claim 3, it is characterised in that：The connecting line row (e21) is molten through low current
Disconnected device is connected with the battery voltage detection connector of the PCB electric-controlled plates (4), the positive and negative balanced detection connector of battery core respectively；
It is provided with high-pressure column temperature sensor (e34) on the battery case anode connecting pole (e32), in the battery case cathode
Lower pressure column temperature sensor (e35), the high-pressure column temperature sensor (e34) and the low pressure are provided on connecting pole (e33)
The signal wire of column temperature sensor (e35) stretches into low pressure arrangement area (e1), the high-pressure column temperature sensor (e34) and institute
Lower pressure column temperature sensor (e35) is stated also to connect with PCB electric-controlled plates (4) the temperature detection plug-in unit；
It is additionally provided with reserved plug-in unit on the PCB electric-controlled plates (4).
5. closed assembly automobile batteries according to claim 1, it is characterised in that：The battery core unit (a) further includes two phases
To the battery core bracket (a1) of setting, connection structure is all had in the battery core bracket (a1), two battery core brackets (a1) clamp and lead
Two stiles of hot aluminium sheet (a2) and two pieces of battery cores (a3), the aluminum heat conducting plate (a2) are fixed with corresponding battery core bracket (a1) respectively
The outer rim of connection, upper and lower widthwise edge is bent to form heat-conducting part (a21) respectively, and two heat-conducting parts (a21) are tight with the fixing sleeve (b)
Contiguity is touched；
Pole eye (a33), two poles eye of battery core unit (a) one end are all had on two opposite stiles of the battery core (a3)
(a33) opposite bending, and mutually overlap, two poles eye (a33) opposite bending of the other end, respectively at adjacent battery core unit (a)
Pole eye (a33) mutually overlap.
6. closed assembly automobile batteries according to claim 5, it is characterised in that：The battery core bracket (a1) includes anode portion
(a11) and cathode portion (a12) first connecting portion (a111) and first, are formed after the middle part bending of the anode portion (a11)
Function part (a112) forms second connecting portion (a121) and the second function part after the middle part bending of the cathode portion (a12)
(a122), the one side of the first connecting portion (a111) and second connecting portion (a121) combines, first function part
(a112) and the adjacent side outer rim fitting of the second function part (a122), make section of anode portion (a11) and cathode portion (a12)
Face collectively forms T-shaped structure；
Two stiles of the aluminum heat conducting plate (a2) are separately fixed at the first connecting portion (a111) and of corresponding battery core bracket (a1)
Between two interconnecting pieces (a121), the connection structure is located on the first function part (a112) and the second function part (a122).
7. closed assembly automobile batteries according to claim 6, it is characterised in that：Adjacent first function part (a112) and
Confluence slice mounting structure (a13) and adopting positioned at the confluence slice mounting structure both ends (a13) are formed on two function parts (a122)
Line concentration fixed structure (a14) is equipped with confluence piece (a5) on the confluence slice mounting structure (a13), is located at confluence piece (a5)
The pole eye (a33) of the battery core (a3) of both sides is overlapped on the confluence piece (a5), and the pole eye (a33) passes through gathering line (d)
Acquired line fixed structure (a14) acquires with data to be connected with the wireless transport module (c) on PCB electric-controlled plates (4).
8. closed assembly automobile batteries according to claim 5, it is characterised in that：Described battery core module (2) the same side most
Total positive copper bar (e51) and always negative copper bar (e52), total cupric are separately installed on two battery core brackets (a1) of outer layer
Row (e51) and always negative copper bar (e52) are installed clamps (a6) by least two and are fixed in corresponding battery core bracket (a1), and with
Corresponding pole eye (a33) overlap joint, the installation clamp (a6) are integrally formed with corresponding battery core bracket (a1) respectively.
9. closed assembly automobile batteries according to claim 1, it is characterised in that：The exterior protection component (f) includes using
The babinet outline border (f3) of the cover body (f2) of plastic material and the pedestal (f1) and metal material of use metal material；
Cover body (f2) lid closes on pedestal (f1), and the babinet dustproof and waterproof knot to form cuboid is surrounded with pedestal (f1)
Structure, the babinet outline border (f3) at least coat the partial outer face of cover body (f2), the babinet outline border (f3) go to the bottom varus and with
Pedestal (f1) bottom is interlocked, and is fixed through screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721892891.1U CN208014748U (en) | 2017-12-29 | 2017-12-29 | Closed assembly automobile batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721892891.1U CN208014748U (en) | 2017-12-29 | 2017-12-29 | Closed assembly automobile batteries |
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| Publication Number | Publication Date |
|---|---|
| CN208014748U true CN208014748U (en) | 2018-10-26 |
Family
ID=63882114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721892891.1U Active CN208014748U (en) | 2017-12-29 | 2017-12-29 | Closed assembly automobile batteries |
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| Country | Link |
|---|---|
| CN (1) | CN208014748U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3968447A1 (en) * | 2020-09-15 | 2022-03-16 | Lithium Power Inc. | Battery pack with a plurality of battery cells |
| CN114388966A (en) * | 2021-12-13 | 2022-04-22 | 北京北交新能科技有限公司 | High-power module for rail transit |
-
2017
- 2017-12-29 CN CN201721892891.1U patent/CN208014748U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3968447A1 (en) * | 2020-09-15 | 2022-03-16 | Lithium Power Inc. | Battery pack with a plurality of battery cells |
| CN114388966A (en) * | 2021-12-13 | 2022-04-22 | 北京北交新能科技有限公司 | High-power module for rail transit |
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