CN108389992A - A kind of power battery assembly - Google Patents
A kind of power battery assembly Download PDFInfo
- Publication number
- CN108389992A CN108389992A CN201810269834.0A CN201810269834A CN108389992A CN 108389992 A CN108389992 A CN 108389992A CN 201810269834 A CN201810269834 A CN 201810269834A CN 108389992 A CN108389992 A CN 108389992A
- Authority
- CN
- China
- Prior art keywords
- box
- lower box
- fixed
- battery assembly
- power battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005611 electricity Effects 0.000 claims abstract description 38
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 7
- 230000008439 repair process Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 14
- 238000001816 cooling Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- 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
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- 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
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
- H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/005—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric storage means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0416—Arrangement in the rear part of the vehicle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The present invention provides a kind of power battery assemblies, including:Upper box, lower box, first member plate, right end plate, electricity piece cover board, upper box and electricity piece cover board are separately positioned on the both sides of lower box and are connected to each other, and battery module is disposed between upper box and lower box, electricity piece is arranged between electricity piece cover board and lower box.The power battery assembly of the present invention both ensure that the distribution of weight of battery assembly was uniform, structure characteristics of compact layout, save battery assembly the space occupied size on vehicle, while avoiding the heat that battery module distributes in charge and discharge process and being had an impact to electricity piece.
Description
Technical field
The present invention relates to a kind of power battery assemblies, belong to new energy Hybrid Vehicle power battery assembly and integrate phase
Technical field is closed, the structure arrangement of power battery assembly internal battery module, electric component and cooling system is related generally to.
Background technology
In recent years, under low-carbon economy and energy-saving and environment-friendly background, new-energy automobile development dynamics continues to increase, but some
The key technology bottleneck for needing to be broken through is also following;Wherein, core assembly of the power battery as mixed power electric car,
General to be fixed on rear side of luggage case seat, structure and performance have directly the security reliability and power performance of vehicle
It influences;Battery assembly internal battery module, controller, electricity piece, structural member arrangement situation to the heat pipe of power battery
Reason, safety have great influence.
Therefore, how battery assembly internal battery module, controller, electricity piece, structural member are reasonably arranged, with
Battery space shared on vehicle is saved, and ensures that inside battery great heat radiation effect becomes project urgently to be resolved hurrily.
Invention content
In view of the above technical problems, the present invention provides power battery assembly, which passes through internal reasonable compact structure
Arrangement saves battery and is taken up space on vehicle, realizes fixed reliability and dismounting convenience, and ensure that inside battery is good
Good heat dissipation effect improves reliability and the safety of power battery.
The technical solution adopted by the present invention is:
The embodiment of the present invention provides a kind of power battery assembly, including:Upper box, lower box, first member plate, right end plate, electricity
Gas part cover board, the upper box and the electricity piece cover board are separately positioned on the both sides of the lower box and are connected to each other, described
First member plate and the right end plate are separately positioned on the both sides of the upper box and are connect with the lower box;Wherein, on described
It is provided with group of battery modules, the battery mould in the space that babinet, the first member plate, the right end plate and the lower box are formed
Block group includes multiple battery modules arranged side by side, and the multiple battery module is attached by electric connecting sheet and passes through compression
Component is compressed, and the upper box is total with the compacting part, the group of battery modules, the first member plate and the right end plate
With internal air intake passage is formed, the lower part of the group of battery modules forms internal air-out passage with the lower box;It is described electrical
It is provided with electricity piece in the space that part cover board is formed with the lower box.
Optionally, the electricity piece includes high voltage distribution box, insulated monitor, High voltage output pedestal and battery controller,
Wherein, the high voltage distribution box is fixed on the lower box and is connect with the group of battery modules, and the insulated monitor is solid
It is scheduled on the side of the first member plate, is connect with the high voltage distribution box, the High voltage output pedestal is fixed on the lower box
And connect with the high voltage distribution box, the battery controller is arranged on the inside of the electricity piece cover board, with the battery module
Group connection.
Optionally, further include:Wind turbine, air inlet duct, exhaust passage, service switch and service switch fixing bracket;
Wherein, the wind turbine is fixed on the top of the electricity piece cover board, is connected by the air inlet duct and the upper box
It connects, the air inlet duct is fixed on the upper box and is connected to the internal air intake passage;The exhaust passage is fixed on described
The lower section of lower box is simultaneously connected to the internal air-out passage;The service switch is fixed on the service switch fixing bracket
And it is fixed on the side of the electricity piece cover board together, the service switch is connect with the group of battery modules.
Optionally, the power battery assembly is arranged on rear side of chairs in rear rows of vehicles, and by the lower box with it is described
Vehicle is connected and fixed;Wherein, the lower box respectively with the left back overarm brace of vehicle, right rear cross beam holder, left front crossbeam branch
Frame is connected with right front beam holder.
Optionally, further include reinforcement structure, the reinforcement structure includes that side reinforcing plate, preceding web beam and rear reinforcement are horizontal
Beam;The left back overarm brace and the right rear cross beam holder are connect with the side reinforcing plate respectively, the side reinforcing plate and institute
Rear web beam is stated to connect and be fixed on together on the lower box, the left front overarm brace and the right front beam holder with
The preceding web beam is connected and is fixed on together on the lower box.
Optionally, the compacting part includes pull rod, end cap, upper gasket and lower seal pad, and the end cap is connected to institute
The left and right sides of pull rod is stated, the upper gasket and the lower seal pad are separately positioned on the both sides up and down of the pull rod;It is described
Compacting part is connect with the first member plate and the right end plate respectively by the end cap.
Optionally, the both sides of the end cap are formed with turned-out turnup structure.
Optionally, the upper surface of the upper box is formed as the inclined-plane tilted down.
Optionally, the angle of inclination on the inclined-plane is 5 °~10 °.
Power battery assembly provided in an embodiment of the present invention is arranged on rear side of vehicle back seat, and lower box carries whole
The weight of a battery assembly, is fixed on by the support construction of high intensity on lower body, and the wind turbine on battery assembly top passes through
Air duct takes wind from crew module;Whole reasonable structural arrangement, takes full advantage of the space between back seat and luggage case backplate;
Battery module is arranged in battery assembly both sides with electricity piece, is arranged so and both ensure that the distribution of weight of battery assembly is equal
Even, structure characteristics of compact layout saves battery assembly the space occupied size on vehicle, while avoiding battery module in charge and discharge
The heat distributed in the process has an impact electricity piece.
Description of the drawings
Fig. 1 is the exploded perspective view of power battery assembly structure provided in an embodiment of the present invention;
Fig. 2 and Fig. 3 is the internal structure schematic diagram of power battery assembly structure provided in an embodiment of the present invention;
Fig. 4 is the structural schematic diagram of the lower box of power battery assembly structure provided in an embodiment of the present invention;
Fig. 5 is the structural schematic diagram of the battery pull rod of power battery assembly structure provided in an embodiment of the present invention;
Fig. 6 is the external structure schematic diagram for installing power battery assembly structure provided in an embodiment of the present invention;
Fig. 7 is the cooling air duct schematic diagram of power battery assembly structure provided in an embodiment of the present invention;
Fig. 8 is the wind path schematic diagram between the battery module of power battery assembly structure provided in an embodiment of the present invention;
Fig. 9 is the wind path signal between the battery module and first member plate of power battery assembly structure provided in an embodiment of the present invention
Figure;
Figure 10 is that the wind path between the battery module and right end plate of power battery assembly structure provided in an embodiment of the present invention shows
It is intended to.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
Fig. 1 is the exploded perspective view of power battery assembly structure provided in an embodiment of the present invention;Fig. 2 and Fig. 3 is the present invention
The internal structure schematic diagram for the power battery assembly structure that embodiment provides;Fig. 4 is power battery provided in an embodiment of the present invention
The structural schematic diagram of the lower box of assembly structure;Fig. 5 is that the battery of power battery assembly structure provided in an embodiment of the present invention is drawn
The structural schematic diagram of bar;Fig. 6 is the external structure schematic diagram for installing power battery assembly structure provided in an embodiment of the present invention;Figure
7 be the cooling air duct schematic diagram of power battery assembly structure provided in an embodiment of the present invention;Fig. 8 is provided in an embodiment of the present invention
Wind path schematic diagram between the battery module of power battery assembly structure;Fig. 9 is power battery assembly provided in an embodiment of the present invention
Wind path schematic diagram between the battery module and first member plate of structure;Figure 10 is power battery assembly structure provided in an embodiment of the present invention
Battery module and right end plate between wind path schematic diagram.
As shown in Figure 1 to Figure 3, the embodiment of the present invention provides a kind of power battery assembly, including:Upper box 6, lower box 7,
First member plate 8, right end plate 9, electricity piece cover board 11, the electricity piece cover board 11 connect with the upper box 1 be separately positioned on it is described
The both sides of lower box 7 are simultaneously connected to each other, and the first member plate 8 and the right end plate 9 are separately positioned on the both sides of the upper box 6 simultaneously
It is connect with the lower box 7;Wherein, in the formation of the upper box 6, the first member plate 8, the right end plate 9 and the lower box 7
Space in be provided with group of battery modules, the group of battery modules 1 includes multiple multiple battery modules arranged side by side, described more
A battery module is attached by electric connecting sheet 18 and is compressed by compacting part 10, under the group of battery modules 1
Portion and the lower box 7 form internal air-out passage, the upper box 1 and the compacting part 10, the group of battery modules 1,
Internal air intake passage is collectively formed in the first member plate 8 and the right end plate 9.In this way, external wind is entered by internal air intake passage
In gap between battery module, after being cooled down to battery module, it is discharged by internal air-out passage.
It is provided with electricity piece in the space that the electricity piece cover board 11 is formed with the lower box 7.The electricity piece can wrap
Include high voltage distribution box 12, insulated monitor 17, High voltage output pedestal 16 and battery controller 2 etc..Wherein, the high voltage distribution box
12 are fixed on the lower box 7 and are connect with the group of battery modules 1 by high-voltage wiring harness 14 and low voltage wiring harness 15, described exhausted
Edge monitor 17 is fixed on the side of the first member plate 8, is connect with the high voltage distribution box 12 by high-voltage wiring harness 15, the height
Pressure output pedestal 16 is fixed on the lower box 7, for fixing High voltage output copper bar, is connect with vehicle high-tension connector, and
It is connect with the high voltage distribution box 12 by high-voltage wiring harness 15, the battery controller 2 is arranged in the electricity piece cover board 11
Side is connect by low voltage wiring harness 14 with the group of battery modules 1.
Specifically, first member plate 8 and right end plate 9 can be bonded by nut is fixed on above lower box 7, and group of battery modules 1 can
It is made of 9 battery modules, this 9 battery modules are arranged at a predetermined interval between first member plate 8 and right end plate 9, pass through nut
Fitting is fixed on the upper surface of lower box 7, is connected into horizontal high voltage by electric connecting sheet 18, and compressed by compacting part 10,
Outlet air circulation passage inside hybrid-power battery assembly is formed with lower box 7 at the lower part of group of battery modules 1;High voltage distribution box 12 is logical
It crosses nut fitting to be fixed on above lower box 7, (such as Fig. 2 is connect with group of battery modules 1 by high-voltage wiring harness 14 and low voltage wiring harness 15
Shown in Fig. 3);Insulated monitor 17 is fixed on the side of first member plate 8 by nut fitting, is matched with high pressure by high-voltage wiring harness 14
Electric box 12 connects;High voltage output pedestal 16 is fixed on by nut fitting on lower box 7, and high-voltage wiring harness 14 and high voltage power distribution are passed through
Box 12 connects;Battery controller 2 is fixed on 11 inside of electricity piece cover board by nut fitting, passes through low voltage wiring harness 15 and battery mould
Block group 1 connects;Electricity piece cover board 11 is bonded by nut with upper box 6 and is fixed on lower box, and electricity piece cover board 11 is overlapped on
On upper box 6, fitting fixation is carried out by bolt.
Further, power battery assembly provided in an embodiment of the present invention further includes:Wind turbine 3, air inlet duct 4, exhaust passage 5,
Service switch 13 and service switch fixing bracket 19.Wherein, the wind turbine 3 is fixed on the top of the electricity piece cover board 11, leads to
It crosses the air inlet duct 4 to connect with the upper box 6, the air inlet duct 4 is fixed on the upper box 6 and enters the wind with the inside
Channel is connected to;The exhaust passage 5 is fixed on the lower section of the lower box and is connected to the internal air-out passage;The repair is opened
Close 13 sides for being fixed on the service switch fixing bracket 19 and being fixed on together the electricity piece cover board 11, the repair
Switch 13 is connect by high-voltage wiring harness 14 with the group of battery modules 1.Specifically, wind turbine 3 can be fixed on electricity piece by nut
The top of cover board 11, air inlet duct 4 can be bonded by bolt and is fixed on upper box 6, and formed and sealed in joint place, exhaust passage 5
It is fixed on the lower section of lower box 7 by nut fitting, and is formed and is sealed in joint place.The position of the wind turbine 3 of the embodiment of the present invention
It is all close apart from battery air inlet and controller output end, both ensure that battery air inlet apart from it is short, there is no gas flow-disturbing, simultaneously
The length of wind turbine low voltage control harness is shortened again.Service switch 13 is fixed on by nut on service switch fixing bracket 19,
It is bolted on the side of electricity piece cover board 11 together.
Power battery assembly provided in an embodiment of the present invention is arranged on rear side of chairs in rear rows of vehicles, and it is dynamic to be specifically arranged in mixing
On rear side of the back seat of power vehicle, be connected and fixed by the lower box 7 and the vehicle, specifically can by 6 fixed points and
Vehicle lower body is connected and fixed, which may include the fixed point of front 4 and 2, rear portion fixed point.As shown in figure 4,
The lower box 7 respectively with before the left back overarm brace 702 of vehicle, right rear cross beam holder 703, left front overarm brace 704 and the right side
Overarm brace 705 connects, i.e. the fixed point of the front of lower box 74 is arranged in left back overarm brace 702 and right rear cross beam holder
On 703,2, rear portion fixed point is arranged on left front overarm brace 704 and right front beam holder 705.
In addition, lower box 7 can be fixedly connected by reinforcement structure and vehicle.As shown in figure 4, the reinforcement structure packet
Include side reinforcing plate 706, preceding web beam 708 and rear web beam 707;The left back overarm brace 702 and the right rear cross beam
Holder 703 is connect with the side reinforcing plate 706 respectively, the side reinforcing plate 706 with it is described after web beam 707 connect and together
It is fixed on the lower box 7, the left front overarm brace 704 and the right front beam holder 705 and the preceding web beam
708 connect and are fixed on together on the lower box 7.Specifically, left back overarm brace 702 is distinguished with right side overarm brace 703
It being welded in side reinforcing plate 706, side reinforcing plate 706 welds together with rear web beam 707, is welded on together on lower box 7,
Before left front overarm brace 704 is welded on right front beam holder 705 on web beam 708, it is welded on together on lower box 7.
As shown in figure 5, the compacting part 10 of the embodiment of the present invention includes pull rod 1001, end cap 1004, upper gasket 1002
With lower seal pad 1003, the end cap 1004 is connected to the left and right sides of the pull rod 1001, the upper gasket 1002 and institute
The both sides up and down that lower seal pad 1003 is separately positioned on the pull rod 1001 are stated, the compacting part 10 is divided by the end cap
It is not connect with the first member plate 8 and the right end plate 9.Specifically, pull rod 1001 is formed as the structure of side opening, to form wind
Road, 1001 both ends of pull rod weld together with end cap 1004, and upper gasket 1002 is pasted onto pull rod or more with lower seal pad 1003
The end cap 4 on surface, 10 both sides of compacting part is bolted on first member plate 8 and right end plate 9, to prevent compacting part 10 from existing
It rotates when fixed, turned-out turnup structure is designed in 1004 both sides of end cap;Upper box 7 and first member plate 8, right end plate 9, pressure
The tight overlap joint of component 10 forms sealing, and the front and back gap formed of group of battery modules 1, in one example, which can be 30~
50mm, with the arrangement slot milling for high-voltage wiring harness 14 and low voltage wiring harness 15, upper box 6 and compacting part 10, group of battery modules
1, air intake passage inside power battery is collectively formed in first member plate 8, right end plate 9.
In summary, power battery assembly provided in an embodiment of the present invention is arranged on rear side of vehicle back seat, such as Fig. 6 institutes
Showing, lower box 7 carries the weight of entire power battery assembly, is fixed on lower body by the support construction of high intensity,
The wind turbine 3 on battery assembly top takes wind by air duct from crew module;Whole reasonable structural arrangement, takes full advantage of back seat
With the space between luggage case backplate;Electricity pieces and the wind turbine such as group of battery modules 1 and high voltage distribution box 12, insulated monitor 17
3 are arranged in battery assembly both sides, and distribution of weight is uniform, structure characteristics of compact layout, save what battery assembly occupied on vehicle
Bulk.
Enter by upper box 6, compacting part 10 and battery module as shown in fig. 7, cooling wind flows through air inlet duct 4 from wind turbine 3
Air intake passage inside the battery assembly of 1 composition of group, to ensure to flow through the air mass flow consistency of each battery module, upper box 6
Upper surface is designed to the inclined-plane tilted down, and in one example, the angle of inclination on the inclined-plane can be 5 °~10 °, with formation " wedge
The air intake passage of shape ".Each battery module itself carries air duct, and air duct is formed (such as Fig. 8 institutes by shell mechanism between battery module
Show), while air duct (as shown in Figure 9 and Figure 10), battery are respectively formed between the battery module of both sides and first member plate 8, right end plate 9
Intermodule air channel gap can be 3~5mm in one example, to ensure that air flow method is uniform apart from identical.Cooling wind will
The heat of group of battery modules 1 is taken away, and flows through and forms air-out passage inside battery assembly by lower box 7 and group of battery modules 1, passes through
Exhaust passage 5 is discharged outside battery assembly, and " U-shaped " wind path is integrally formed so that pressure drop is less than 140Pa, inside battery flow field, temperature field
It is evenly distributed, the temperature difference is less than 5 DEG C between battery module 1.
Embodiment described above, only specific implementation mode of the invention, to illustrate technical scheme of the present invention, rather than
It is limited, scope of protection of the present invention is not limited thereto, although having been carried out with reference to the foregoing embodiments to the present invention detailed
Illustrate, it will be understood by those of ordinary skill in the art that:Any one skilled in the art the invention discloses
In technical scope, it can still modify to the technical solution recorded in previous embodiment or variation can be readily occurred in, or
Person's equivalent replacement of some of the technical features;And these modifications, variation or replacement, do not make corresponding technical solution
Essence is detached from the spirit and scope of technical solution of the embodiment of the present invention, should be covered by the protection scope of the present invention.Therefore,
The protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. a kind of power battery assembly, which is characterized in that including:Upper box, lower box, first member plate, right end plate, electricity piece lid
Plate, the upper box and the electricity piece cover board are separately positioned on the both sides of the lower box and are connected to each other, the first member plate
It is separately positioned on the both sides of the upper box with the right end plate and is connect with the lower box;
Wherein, it is provided with battery in the space that the upper box, the first member plate, the right end plate and the lower box are formed
Module group, the group of battery modules include multiple battery modules arranged side by side, and the multiple battery module passes through electric connecting sheet
It is attached and is compressed by compacting part, the upper box and the compacting part, the group of battery modules, the left side
Internal air intake passage is collectively formed in end plate and the right end plate, and the lower part of the group of battery modules forms inside with the lower box
Air-out passage;
It is provided with electricity piece in the space that the electricity piece cover board is formed with the lower box.
2. power battery assembly according to claim 1, which is characterized in that the electricity piece include high voltage distribution box, absolutely
Edge monitor, High voltage output pedestal and battery controller, wherein the high voltage distribution box be fixed on the lower box and with institute
Group of battery modules connection is stated, the insulated monitor is fixed on the side of the first member plate, is connect with the high voltage distribution box, institute
It states High voltage output pedestal to be fixed on the lower box and connect with the high voltage distribution box, the battery controller is arranged in institute
It states on the inside of electricity piece cover board, is connect with the group of battery modules.
3. power battery assembly according to claim 1, which is characterized in that further include:Wind turbine, air inlet duct, exhaust passage, dimension
Repair switch and service switch fixing bracket;
Wherein, the wind turbine is fixed on the top of the electricity piece cover board, is connect with the upper box by the air inlet duct, institute
Air inlet duct is stated to be fixed on the upper box and be connected to the internal air intake passage;The exhaust passage is fixed on the lower box
Lower section and be connected to the internal air-out passage;
The service switch is fixed on the service switch fixing bracket and is fixed on together the side of the electricity piece cover board,
The service switch is connect with the group of battery modules.
4. power battery assembly according to claim 1, which is characterized in that after the power battery assembly is arranged in vehicle
It arranges on rear side of seat, and is connected and fixed by the lower box and the vehicle;
Wherein, the lower box respectively with it is horizontal before the left back overarm brace of vehicle, right rear cross beam holder, left front overarm brace and the right side
Boom support connects.
5. power battery assembly according to claim 4, which is characterized in that further include reinforcement structure, the reinforcement structure
Including side reinforcing plate, preceding web beam and rear web beam;
The left back overarm brace and the right rear cross beam holder are connect with the side reinforcing plate respectively, the side reinforcing plate and institute
Rear web beam is stated to connect and be fixed on together on the lower box, the left front overarm brace and the right front beam holder with
The preceding web beam is connected and is fixed on together on the lower box.
6. power battery assembly according to claim 1, which is characterized in that the compacting part include pull rod, end cap, on
Gasket and lower seal pad, the end cap are connected to the left and right sides of the pull rod, the upper gasket and the lower seal pad
It is separately positioned on the both sides up and down of the pull rod;
The compacting part is connect with the first member plate and the right end plate respectively by the end cap.
7. power battery assembly according to claim 6, which is characterized in that the both sides of the end cap are formed with turned-out
Turnup structure.
8. power battery assembly according to claim 1, which is characterized in that the upper surface of the upper box is formed as downward
Inclined inclined-plane.
9. power battery assembly according to claim 8, which is characterized in that the angle of inclination on the inclined-plane is 5 °~10 °.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810269834.0A CN108389992A (en) | 2018-03-29 | 2018-03-29 | A kind of power battery assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810269834.0A CN108389992A (en) | 2018-03-29 | 2018-03-29 | A kind of power battery assembly |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108389992A true CN108389992A (en) | 2018-08-10 |
Family
ID=63072393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810269834.0A Pending CN108389992A (en) | 2018-03-29 | 2018-03-29 | A kind of power battery assembly |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108389992A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020088536A1 (en) * | 2018-11-01 | 2020-05-07 | 宁德时代新能源科技股份有限公司 | Lower case body, battery case, and vehicle |
CN111987248A (en) * | 2019-05-21 | 2020-11-24 | 比亚迪股份有限公司 | Power battery package and vehicle |
CN112331936A (en) * | 2020-06-18 | 2021-02-05 | 东风汽车有限公司 | Battery system and car |
CN113488709A (en) * | 2021-06-04 | 2021-10-08 | 天津市捷威动力工业有限公司 | Power battery pack HEV system assembly |
CN115663338A (en) * | 2022-10-27 | 2023-01-31 | 厦门海辰储能科技股份有限公司 | Energy storage device and energy storage equipment |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101944579A (en) * | 2010-07-30 | 2011-01-12 | 湖南科霸汽车动力电池有限责任公司 | Method and device for assembling power batteries in square energy pack |
JP2011121387A (en) * | 2009-12-08 | 2011-06-23 | Mitsubishi Fuso Truck & Bus Corp | Vehicular battery mounting structure |
CN203218356U (en) * | 2013-04-15 | 2013-09-25 | 中国第一汽车股份有限公司 | Novel main structure of power battery |
CN207925560U (en) * | 2018-03-29 | 2018-09-28 | 中国第一汽车股份有限公司 | A kind of power battery assembly |
-
2018
- 2018-03-29 CN CN201810269834.0A patent/CN108389992A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011121387A (en) * | 2009-12-08 | 2011-06-23 | Mitsubishi Fuso Truck & Bus Corp | Vehicular battery mounting structure |
CN101944579A (en) * | 2010-07-30 | 2011-01-12 | 湖南科霸汽车动力电池有限责任公司 | Method and device for assembling power batteries in square energy pack |
CN203218356U (en) * | 2013-04-15 | 2013-09-25 | 中国第一汽车股份有限公司 | Novel main structure of power battery |
CN207925560U (en) * | 2018-03-29 | 2018-09-28 | 中国第一汽车股份有限公司 | A kind of power battery assembly |
Non-Patent Citations (1)
Title |
---|
董艳艳等主编: "《纯电动汽车动力电池及管理系统设计》", 31 May 2017, 北京:北京理工大学出版社, pages: 81 - 82 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020088536A1 (en) * | 2018-11-01 | 2020-05-07 | 宁德时代新能源科技股份有限公司 | Lower case body, battery case, and vehicle |
CN111204204A (en) * | 2018-11-01 | 2020-05-29 | 宁德时代新能源科技股份有限公司 | Lower box and battery box |
US11139527B2 (en) | 2018-11-01 | 2021-10-05 | Contemporary Amperex Technology Co., Limited | Lower box body and battery box |
US11456501B2 (en) | 2018-11-01 | 2022-09-27 | Contemporary Amperex Technology Co., Limited | Lower box body and battery box |
CN111987248A (en) * | 2019-05-21 | 2020-11-24 | 比亚迪股份有限公司 | Power battery package and vehicle |
CN112331936A (en) * | 2020-06-18 | 2021-02-05 | 东风汽车有限公司 | Battery system and car |
CN113488709A (en) * | 2021-06-04 | 2021-10-08 | 天津市捷威动力工业有限公司 | Power battery pack HEV system assembly |
CN115663338A (en) * | 2022-10-27 | 2023-01-31 | 厦门海辰储能科技股份有限公司 | Energy storage device and energy storage equipment |
CN115663338B (en) * | 2022-10-27 | 2023-12-15 | 厦门海辰储能科技股份有限公司 | Energy storage device and energy storage equipment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108389992A (en) | A kind of power battery assembly | |
CN113548117B (en) | Vehicle body floor assembly and vehicle | |
CN103068606A (en) | Electricity storage device and vehicle | |
CN107887536A (en) | Battery bag | |
CN212412507U (en) | Integrated traction high-pressure tank | |
CN211088415U (en) | Fuel cell engine assembly | |
CN208797084U (en) | A kind of power battery pack | |
CN207925560U (en) | A kind of power battery assembly | |
CN115107494A (en) | Chassis and vehicle | |
CN110492036A (en) | Power battery pack lower box component and its power battery pack | |
CN114497854A (en) | Battery package box structure | |
CN107878172A (en) | Vibration absorber for vehicle | |
CN111430589A (en) | Battery pack assembly | |
CN206362488U (en) | Upper shell for battery bag | |
KR20220000545A (en) | Fuel cell vehicle | |
CN105291800B (en) | Hybrid vehicle IPU fixed structures | |
CN217477097U (en) | Electric automobile energy conversion and distribution device and electric automobile | |
CN107887529A (en) | Battery module device for battery bag | |
CN115939584A (en) | Heat dissipation structure of vehicle battery pack | |
CN215705799U (en) | Vehicle-mounted energy system with replaceable battery box | |
CN215621360U (en) | Battery pack for vehicle and vehicle | |
CN206364155U (en) | Battery modules for battery bag | |
CN206116485U (en) | A lower shells assembly for battery package | |
CN206116480U (en) | A MSD subassembly for battery package | |
CN206116484U (en) | A tubulose additional strengthening for battery package |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |