CN103779518B - Battery component and the motor vehicles with this battery component - Google Patents

Battery component and the motor vehicles with this battery component Download PDF

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Publication number
CN103779518B
CN103779518B CN201310584948.1A CN201310584948A CN103779518B CN 103779518 B CN103779518 B CN 103779518B CN 201310584948 A CN201310584948 A CN 201310584948A CN 103779518 B CN103779518 B CN 103779518B
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CN
China
Prior art keywords
battery
bus
module
bar
battery component
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Application number
CN201310584948.1A
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Chinese (zh)
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CN103779518A (en
Inventor
K·豪格
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Samsung SDI Co Ltd
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Robert Bosch GmbH
Samsung SDI Co Ltd
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Publication of CN103779518A publication Critical patent/CN103779518A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/64—Constructional details of batteries specially adapted for electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0069—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to the isolation, e.g. ground fault or leak current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/505—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
    • 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
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
    • H01M50/529—Intercell connections through partitions, e.g. in a battery casing
    • 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Power Engineering (AREA)
  • Sustainable Energy (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Battery Mounting, Suspending (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

The present invention relates to a kind of battery component (400, 500) and a kind of with present invention battery component (400, 500) motor vehicles being associated, wherein, battery component (400, 500) battery module (200) that multiple edge at least first direction (x) stacks is included, wherein, each battery module (200) has at least one battery battery core (202), and, battery component (400, 500) base plate (102) is included, base plate arranges multiple battery module (200), and base plate (102) has the shell (102a) being made up of electrically insulating material, wherein, in the embedded shell (102a) of multiple single conductive bus-bars (103).

Description

Battery component and the motor vehicles with this battery component
Technical field
The present invention relates to a kind of battery component and a kind of and present invention battery component associated couplings Motor vehicles, wherein, battery component includes multiple battery module and base plate, on base plate The plurality of battery module is set.
Background technology
Known lithium ion battery bag is made up of the plastics incrustation with metal reinforcement, to ensure Mechanical strength.
Here, the high-pressure conductive between module connects by modular connector by the remittance insulated Stream row (bus) realizes, these bus-bars guide between the modules with different appearance and size.
Additionally, arrange the module typically with 6-12 battery core in each U-shaped shell, These modules are connected on incrustation at side bolt and additional utilize bow collector to fix.
First modular connector is directed through a module, then in side from this module process, And it is subsequently directed to next module.
" Battery Disconnect Unit, BDU " includes high-tension circuit (such as power protection), It can disconnect from the electric current flowing to high-tension battery.
Content of the invention
There is provided a kind of battery component according to the present invention, including the arrangement of multiple edge at least first direction Battery module, wherein, each battery module has at least one battery battery core, Yi Jiqi Middle battery component includes base plate, arranges the plurality of battery module, wherein, the end on base plate Plate has the shell being made up of electrically insulating material and multiple single conductive bus-bar embeds and is somebody's turn to do In shell.
In other words, bus-bar embeds in nonconducting part of the shell of base plate.
In the base plate of the incrustation that bus-bar is preferably embedded into battery component, and so undertake simultaneously The effect preferably with the incrustation of plastics strengthened by machinery, has and the steel in xoncrete structure The similar effect of muscle.
It is an advantage of the current invention that the incrustation that battery component can be avoided expensive, because removing Outside bus-bar, extra reinforcement need not be added in base plate, because bus-bar is also used for Mechanically firm bottom.
Another advantage is, cancels the bus-bar length manufacturing single and multiple types, because These bus-bars using on the base plate according to the present invention can be preferably with identical shape And automatically manufacture.
Having the advantage that equally, the present invention can use the shelling machine of modular.Battery core Or the change of the geometry of unit (Fach) therefore can be simpler.Elongated module is also Achieve improved lever geometry it is achieved that improved holding.
Therefore integrated by functionally, particularly in terms of material and assembly cost, due to Decrease the quantity of parts modification and cost-effective.
In a preferred embodiment, multiple bus-bars are parallel to each other and/or are placed equidistant.
Here, the preferred distance of the longitudinal axis of two adjacent bus-bars is at 5mm to 10mm Between.
Advantage is, fixing on base plate bus-bar of module or other elements can be more easily Automation is carried out.
Battery module is conductively connected with at least two bus-bar preferably respectively.
Consequent advantage is: the high-tension electricity of module connects and is mechanically fixed combination at one Functionally in transformable element；The different circuit of module couples and can pass through simplerly Variable installation realizes modular end plate with the conductive contact of bus-bar；And, connect electric bridge energy Enough arrange changeably.
In a kind of particularly preferred flexible program, bus-bar has multiple preferably same with phase The keeper that mutually the same distance is arranged.
Here, the preferred distance of the longitudinal axis of two adjacent positioned parts is at 5mm to 100mm Between, more preferably between 10mm to 50mm.
Advantageously, it is thus achieved that therefore the fixed matrix at a kind of right angle simultaneously obtains a kind of simple and can The fixed form of automation.
In a kind of decision design of battery component, keeper is as the female counterbore of tool Constitute.
The contact electrically and mechanically of leading of module is preferably carried out by being connected with the bolt of bus-bar. In addition to the conducting bolt for contact, for mechanical stability reasons, preferably have not Other bolt connection pieces of conductive material are also feasible.
Advantage thus achieved is that and rapidly and automatically disguise the possibility joined.Alternatively also may be used With riveting.
It in the another kind of preferred organization plan of battery component, is that each battery module divides respectively Joining the modular end plate of two conductions, these modular end plate are by each battery module and at least two Bus-bar is conductively connected and fixes in the first direction.
Preferably, each End terminations of modular end plate battery core adjacent with each is conductively connected, On the contrary, with remaining module electric insulation.
The modularization that can be achieved in proves favourable.The design of bus-bar and end plate is permissible For having the disparate modules of varying number and different types of battery core, thus improve identical portions The quantity of part, same type or closely similar parts.
In a kind of specific implementation, modular end plate has and is perpendicular to first direction and extends Through hole, wherein, vertical projection in bus-bar plane for the through hole respectively with positioning One of part overlap.End plate preferably has multiple hole on bottom surface, such that it is able to contact multiple remittance Stream row.Either become at material by this function integration realization significant cost advantage Present aspect is still in terms of assembly cost.Standard by bus-bar-design and end plate-design Changing, battery component can be constituted with modular, thus same design may be used for different battery core with The various product lines of different battery core quantity, such as " electric motor car ", " plug-in type is mixed Close power electric motor car " or " hybrid-power electric vehicle ".Also achieving equally, each is along The bus-bar one or many in the first direction that one direction extends is electrically disconnected.
Bus-bar also can disconnect with one or many, thus they are not in the whole length of base plate Upper extension (dual).Therefore bus-bar circuit may be used for more than two module, this The assembly with very multimode is particularly had the advantage that by point.
At least one battery module is preferably surrounded by module clip taut band, wherein, and module clip taut band Being made up of electrically insulating material, the plane being parallel to base plate extends and covers each battery module side The part in face.
Have the advantage that, the little position of fixing needs of this form beneficially battery core Conveniently replaced property.
According to another aspect of the present invention, open a kind of motor vehicles, it has by aforementioned power At least one profit requirement described battery component, wherein, motor vehicles conduct electricity with battery component With mechanically connected.
As advantage, provide the battery component use on the rolling stock according to the present invention, Wherein, mentioned advantage has spy due to cost pressure and manufacturing time short as far as possible Not important meaning.
Connect electric bridge and be preferably provided at the lower section of module.Slightly improve end plate for this, in order to Battery core shell is formed below until the small-gap suture of base plate.Then this gap may be used for bus-bar Between by connect electric bridge conductive attachment, and be not necessarily to single space.Here, outside battery core Distance between shell and base plate is preferably between 1mm to 25mm.
Preferably, by slightly improving end plate, cooling also can be assembled by side on the busbar Plate, the cooling effect of coldplate is distributed bottom battery core.Here, the raising of end plate is at 4mm Between 25mm.
Coldplate can be bolted on bus-bar with electric insulation, or several bus-bar is used Make to be conductively connected ground wire with coldplate to be grounded.
As battery core preferred lithium-ions battery battery core.
Also achieve, make according to other in the heavy current circuit in the battery component of the present invention Assembly is simply integrated by being connected with the conducting bolt of bus-bar, for example as safety device, Safeties, urgent power-off switch (Service-Disconnect) or current sensor.
Module preferably has 3-25 battery core.
Discerptible between end plate with bus-bar electrically connects and be mechanically connected preferably to have leads The bolt part of electricity.
Brief description
By accompanying drawing and following description book, embodiments of the invention are carried out specifically below Bright.Wherein:
Fig. 1 is shown according to the two-dimensional representation of a kind of base plate being preferable to carry out flexible program；
The two dimension vertical view that Fig. 2 is shown according to a kind of battery module being preferable to carry out flexible program is shown It is intended to；
The two-dimentional side-looking that Fig. 3 is shown according to the aforementioned battery module being preferable to carry out flexible program is shown It is intended to；
Fig. 4 is shown according to first and is preferable to carry out the base plate of flexible program together with being disposed thereon The two-dimensional representation of battery module；And
Fig. 5 is shown according to second and is preferable to carry out the base plate of flexible program together with being disposed thereon The two-dimensional representation of battery module.
Detailed description of the invention
Fig. 1 illustrates the subregion 100 interior also referred to as end according to a kind of preferred enforcement flexible program Two-dimentional schematic top plan view on shown direction x and y for the base plate 102 in portion.Subregion 101 shows Go out two-dimentional schematic side view on shown direction z and y for the base plate 102.
Figure showing, the bus-bar 103 of also referred herein as bus (Busbars) is positioned at electricity Design in the base plate 102 of pond assembly, this battery component referred to herein as battery bag or Modular assembly.Here can use different connection schemes, it is preferably whole that these couple scheme Set up according to identical principle: in bus-bar 103 embeds plate shell 102a and utilize plastics Encapsulating injection, from without the individually procedure of processing for being assemblied in incrustation. Here, the degree of depth that bus-bar 103 is slightly, between 1-2mm sinks to base plate 102 In shell 102a, even if thus on base plate 102 stack battery module in the case of, also not Can be with a bus-bar 103 or the direct electrical short of multiple bus-bar 103.
For making to pass through insulating barrier 106 as the bolt of fixture, in order to bus-bar 103 can be with The hole grid contact of keeper 104, insulating barrier 106 has in the region of keeper 104 and stays Sky portion 105, wherein, keeper 104 preferably has female hole.
" imbed " or " embedding " preferably refers to, at least the bottom surface of bus-bar 103 and side Surrounded by plate shell 102a.Shell 102a is upwards configured to make bus-bar 103 at least A part exposes.Preferably shell 102a exceeds the side of bus-bar 103, and preferred shell The non electrically conductive material of 102a covers the lateral parts of bus-bar 103 end face.Therefore preferably extremely The end face making base plate 102 shell 102a less has the flat contact surface being made up of electrically insulating material (being used for battery module 200).
Distance between the lower contact surface of base plate 102 and bus-bar 103 bottom surface is preferably at 1mm And between 10mm.
Distance between the upper contact surface of base plate 102 and bus-bar 103 end face is preferably at 1mm And between 5mm.
Non electrically conductive material (plastics being preferably molded) is not preferably to be coated with bus-bar completely 103, but as also can being other regions left a blank to the additional of the portion of leaving a blank 105.Preferably These regions left a blank are in the central area of bus-bar 103 bottom surface.Further preferably other stay Empty region is in the central area of bus-bar 103 end face.
It is also preferred that other regions left a blank are along the longitudinal direction extension of bus-bar 103.
Fig. 2 and Fig. 3 is shown according to a kind of battery module 200 being preferable to carry out flexible program Two-dimensional representation.Here, Fig. 2 illustrates battery module 200 on shown direction x and y Top view, Fig. 3 illustrates side view on shown direction x and z for the battery module 200.
In this preferred embodiment, battery module 200 includes six battery cores 202.Also referred to as Modular end plate 204 for module end side plate has through hole 205, for in base plate 102 Bus-bar 103 was both conductively connected, and was also mechanically connected.End plate 204 is relative to module 200 The shell 206 of battery battery core 202 is by insulator 207 electric insulation.Module clip taut band 203 Preferably non-conductive.By edgeboard connector 201, the end plate of module 200 204 and first or After battery core terminal 208 be conductively connected.With being conductively connected by even of next module 200 The end plate 204 receiving bus-bar 103 is carried out.For constitute module 200 and bus-bar 103 it Between conductive contact, end plate 204 by conducting bolt pass through multiple leave a blank in portion 205 one It individual is connected with bus-bar 103.Spacing on the y of direction for the portion 205 of leaving a blank is equivalent to direction y Distance between upper bus-bar.Leave a blank portion 205 on the x of direction between the spacing side of being equivalent to The distance between the keeper 104 in bus-bar 103 on x.Battery core shell 206 is in side On x spatially extended be preferably two adjacent positioned parts 104 be inserted vertically into base plate 102 Many times of the integer of the distance of the axis in plane, wherein, keeper 104 each has interior spiral shell Line.
Fig. 4 and Fig. 5 illustrates and is respectively provided with the battery component of six modules 200 the 400th, 500 Two preferred circuits couple flexible program.Module 200 is first with a row 401 along direction y simultaneously Bus-bar 103 conductive contact that row is arranged, in order between module 200 and bus-bar 103 Constitute conductive contact.5-8 row for the module 200 in 1-4 row up and lower section In module 200 between produce connect, be provided with connection electric bridge 405.Insert with the high pressure in circuit Head, high-tension current distributor, insurance or other unshowned elements connect through connector 402 are carried out.Mechanical connection additional between module 200 and bus-bar 103 can be by for example The electric insulation bolt with plastic bushing is carried out.The each of module can be realized in a straightforward manner The circuit of kind of various kinds couples: 6 block coupled in series (6s) in Fig. 4, or in Fig. 5 every 3 Individual module each in parallel and with other 3 block coupled in series (3P2S).
End plate 204 is conductively connected the bolt connection piece 406 by conduction with bus-bar 103 Carry out.

Claims (8)

1. battery component (the 400th, 500), comprising:
I battery module (200) that () multiple edge at least first direction (x) arranges, wherein, Each battery module (200) has at least one battery battery core (202)；And
(ii) base plate (102), arrange the plurality of battery module (200) on described base plate； It is characterized in that,
(iii) base plate (102) has the shell (102a) being made up of electrically insulating material, its In, in the embedded described shell (102a) of multiple single conductive bus-bars (103), wherein, Bus-bar (103) has multiple keeper (104), and described keeper (104) is for having The hole of internal thread.
2. the battery component as described in claim 1 (the 400th, 500), wherein, multiple remittances Stream row (103) is relative to each other parallel and/or is placed equidistant.
3. the battery component as described in claim 1 or 2 (the 400th, 500), wherein, electricity Pond module (200) is conductively connected with at least two bus-bar (103) respectively.
4. the battery component as described in claim 1 or 2 (the 400th, 500), wherein, be Each battery module (200) is respectively allocated the modular end plate (204) of two conductions, described Modular end plate is by each battery module (200) with at least two bus-bar (103) conduction even Connect and (x) fixes in the first direction.
5. the battery component as described in claim 4 (the 400th, 500), wherein, module end Plate (204) has a through hole (205) being perpendicular to first direction (x) and extending, wherein, Vertical projection (z) in the plane of bus-bar (103) for the through hole (205) respectively with One of keeper (104) overlap.
6. the battery component as described in claim 1 or 2 (the 400th, 500), wherein, respectively The bus-bar (103) (x) in the first direction that individual (x) in the first direction is distributed is once or many Secondary electrically disconnected.
7. the battery component as described in claim 1 or 2 (the 400th, 500), wherein, extremely A few battery module (200) is surrounded by module clip taut band (203), wherein, and module clip Taut band (203) is made up of electrically insulating material, and the plane being parallel to base plate (102) extends simultaneously Cover a part for each battery module (200) side.
8. motor vehicles, have by least one described battery component of aforementioned claim (the 400th, 500), wherein, described motor vehicles and described battery component (the 400th, 500) Conduct electricity and mechanically connected.
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