CN209169270U - A kind of power battery pack and the whole-control system based on the power battery pack - Google Patents
A kind of power battery pack and the whole-control system based on the power battery pack Download PDFInfo
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- CN209169270U CN209169270U CN201821968096.0U CN201821968096U CN209169270U CN 209169270 U CN209169270 U CN 209169270U CN 201821968096 U CN201821968096 U CN 201821968096U CN 209169270 U CN209169270 U CN 209169270U
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- Prior art keywords
- battery pack
- butt strip
- power battery
- flexible circuit
- electrically connected
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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
-
- 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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- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a kind of power battery pack and based on the whole-control system of the power battery pack, power battery pack includes shell, battery pack is equipped in the shell, it further include graphene flexible circuit, the two poles of the earth of the battery pack are equipped with butt strip, and more pieces of batteries are equipped in the battery pack, and the more pieces of batteries pass through butt strip parallel connection, the battery pack is connected by butt strip, and the graphene flexible circuit is electrically connected with butt strip.The utility model has the beneficial effects that sampling harness centralization cabling, patches quantity and greatly reduce, simple process, task difficulty is reduced；There is fool-proof design in graphene flexible circuit graphene flexible circuit road, reduces human error in assembling process；One side save the cost, on the other hand battery modules space also can farthest be efficiently used, reduce battery modules volume, to reduce the ratio that electrokinetic cell system occupies vehicle, graphene flexible circuit has the insulating layer of anti-short circuit, and it is equipped with line protecting fuse, promotes the safety of entire electrokinetic cell system.
Description
Technical field
The application belongs to battery technology field, specifically, being related to a kind of power battery pack and based on the power battery pack
Whole-control system.
Background technique
Today's society, as the improvement of people's living standards, the ownership of automobile is also in cumulative year after year.Due to fuel vehicle band
The exhaust emissions problem come is to lead to a key factor of current environmental pollution.Therefore, electric car or hybrid electric vehicle etc.
New-energy automobile comes into being, they represent a developing direction of future automobile.
Core the most is exactly electrokinetic cell system as a source of power in new-energy automobile, it is for electronic vapour
The driving of vehicle provides a kind of energy accumulating device of energy, by more than one or multiple battery modules and battery management system group
At.Currently, lithium ion battery has many advantages, such as that high-energy density is big, security performance is strong, small in size and be widely used in due to it
In power battery pack.Power battery module is formed by serial or parallel connection between each single battery of power battery, to reach electricity
Pressure and capacity requirement standard, be as many battery cores it is series-parallel made of total member.And harness is the network of electrokinetic cell system
Circuit is also just not present without harness in main body, and harness is divided into high-low pressure, wherein neural network of the sampling harness such as vehicle,
All kinds of detection signals of real-time Transmission and control information sufficiently play the protective effect to battery charging and discharging to battery management system.
Current sampling harness, cabling mode are to begin by conducting wire by battery module to extend to pole measurement point
Connector, then connect by connector with battery management system.Sampling beam distance is long, it is a little more to patch and does not design overcurrent fusing
Mechanism easily causes the short circuit of harness various aspects or transmits message delay or tracking if do not thought in terms of connector
A possibility that information is inconsistent, for another example short circuit between different voltages, short circuit of chip interior etc..Furthermore the electrical connection of this structure
Device is very cumbersome in assembling, and cost of installation and maintenance is high.
Another way is that positive and negative anodes are led to bolt between battery modules on busbar connector using conducting wire, with sampling harness
On ring terminal by nut connect, be wherein provided with hole on ring terminal, tightened with the bolt on busbar connector by nut.It should
There is the security risk of several points in the nut of connection structure: in the assembling process of battery modules if on the one hand deposited in installation process
In artificial maloperation, nut is easy to be fallen into battery modules, and route release causes short circuit accident；On the other hand in electronic vapour
In the use process of vehicle, nuts and bolt is in long-term vibration and squeezes environment, also easily loosens sliding, has very big danger
Property；In addition, the bolt of above structure need to draw cabling from busbar connector, this virtually increases battery modules height, makes battery
The volume of case increases, and is unfavorable for vehicle compactedness and light-weighted design requirement.
Utility model content
In view of this, the technical problem to be solved by the application is to provide a kind of power battery pack and being based on the power electric
The whole-control system of pond group, the sampling harness quantity for efficiently solving current battery mould group is more, sampled distance is long, patches node
More, complex process is easy to cause and occurs wiring fault and battery modules when assembling and occupy the larger problem in vehicle space.
In order to solve the above-mentioned technical problem, it this application discloses a kind of power battery pack, including shell, is set in the shell
There is battery pack, further include graphene flexible circuit, the two poles of the earth of the battery pack are equipped with butt strip, are equipped in the battery pack more
Piece battery, the more pieces of batteries are connected by butt strip parallel connection, the battery pack by butt strip, the graphene flexibility
Circuit is electrically connected with butt strip.
More preferably: the graphene flexible circuit includes graphene substrate and winding displacement, and the shell is equipped with from plate, described
Butt strip is electrically connected with winding displacement with from plate.
More preferably: the butt strip includes positive butt strip and cathode butt strip, and the butt strip is equipped with connection sheet, institute
Positive butt strip is stated to be fixedly connected with connection sheet with cathode butt strip.
More preferably: the connection sheet is equipped with installation bolt, and the winding displacement is electrically connected by installing bolt with connection sheet.
More preferably: the graphene flexible circuit further includes temperature sampler and fuse, the temperature sampler and molten
Disconnected device is electrically connected with winding displacement.
More preferably: one end of the winding displacement is connect with from plate, and the other end is equipped with mounting ring, and the installation bolt passes through installation
Ring is electrically connected with connection sheet.
Present invention also provides a kind of whole-control systems based on above-mentioned power battery pack: including control unit, executing
Unit and power battery pack, described control unit, execution unit are electrically connected with power battery pack.
More preferably: described control unit includes mainboard, entire car controller, power supply unit and high-tension distribution box, described to hold
Row unit includes motor and microcontroller, and the mainboard, high-tension distribution box are electrically connected with from plate, the battery pack and microcontroller
Device electrical connection.
Compared with prior art, the application can be obtained including following technical effect:
1) harness centralization cabling is sampled, quantity is patched and greatly reduces, simple process, task difficulty reduces；Graphene
There is fool-proof design in flexible circuit graphene flexible circuit road, reduces human error in assembling process.
2) harness centralization cabling is sampled, substitutes conventional wires, one side save the cost on the other hand also can be utmostly
Ground efficiently uses battery modules space, reduces battery modules volume, to reduce the ratio that electrokinetic cell system occupies vehicle.
3) graphene flexible circuit has the insulating layer of anti-short circuit, and is equipped with line protecting fuse, promotes entire power battery
The safety of system, is not susceptible to short circuit accident；Temperature sampler can easily be directly integrated in graphene flexible circuit
On.
Certainly, implement any product of the application it is not absolutely required to and meanwhile reach all the above technical effect.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the power battery pack general structure schematic diagram of the embodiment of the present application；
Fig. 2 is the whole-control system structural schematic diagram of the embodiment of the present application.
Description of symbols in figure: 1, shell, 2, battery pack, 3, graphene flexible circuit, 4, butt strip, 5, from plate, 6, connection
Piece, 7, installation bolt, 8, temperature sampler, 9, fuse, 11, control unit, 12, execution unit, 111, mainboard, 112, vehicle
Controller, 113, power supply unit, 114, high-tension distribution box, 121, motor, 122, microcontroller, 31, graphene substrate, 32,
Winding displacement, 33, mounting ring, 41, positive butt strip, 42, cathode butt strip.
Specific embodiment
Presently filed embodiment is described in detail below in conjunction with accompanying drawings and embodiments, how the application is applied whereby
Technological means solves technical problem and reaches the realization process of technical effect to fully understand and implement.
As shown in Figure 1, 2, a kind of power battery pack of the embodiment of the present application, including shell 1, shell 1 is interior to be equipped with battery pack
2, battery pack 2 is interior to be equipped with docking at the two poles of the earth of battery pack 2 specifically, more pieces of batteries are transversely arranged equipped with more pieces of batteries
Piece 4, butt strip 4 include positive butt strip 41 and cathode butt strip 42, and positive butt strip 41 connects the anode of more pieces of batteries, are born
Pole butt strip 42 connects the cathode of more pieces of batteries, realizes the parallel connection between more pieces of batteries by the installation of butt strip 4, in parallel
After the completion of operation, multiple rows of battery is connected, i.e., the positive butt strip 41 of front-seat cathode butt strip 42 and heel row is successively
Connection, the multiple rows of battery i.e. battery pack 2 after ultimately forming series connection, in order to increase positive butt strip 41 and cathode butt strip 42
Bonding strength, positive butt strip 41 are fixedly connected with cathode butt strip 42 by connection sheet 6, and connection sheet 6 is by metal or alloy
Support, and play conductive effect.
Graphene flexible circuit 3 is equipped in battery pack 2, graphene flexible circuit 3 includes graphene substrate 31 and winding displacement
32, winding displacement 32 is embedded in graphene substrate 31, this graphene substrate 31 plays the role of mutually insulated between each winding displacement 32,
The outside of shell 1 is equipped with from plate 5, and one end of winding displacement 32 is connect with from plate 5, the other end equipped with mounting ring 33, mounting ring 33 also by
Metal is made and mainly serves conduction, specifically when installation, installation bolt 7 is equipped in the mounting ring 33 of winding displacement 32, is installed
Bolt 7 is threadedly coupled with corresponding connecting plate 6, and the internal diameter of mounting ring 33 need to be less than the outer diameter of installation 7 butt end of bolt, so as to more
The good effect for playing fastening.
Graphene flexible circuit 3 further includes temperature sampler 8 and fuse 9, for acquiring battery pack temperature and protection
Battery pack, temperature sampler 8 are electrically connected with winding displacement 32 with fuse 9.
The present embodiment additionally provides the whole-control system based on above-mentioned power battery module, including control unit 11, holds
Row unit 12 and power battery pack, control unit 11 include mainboard 111, entire car controller 112, power supply unit 113 and high pressure
Distribution box 114, execution unit 12 include motor 121 and microcontroller 122, and mainboard 111, high-tension distribution box 114 are and from 5 electricity of plate
Connection, battery pack 2 are electrically connected with microcontroller 122.
Specific working method is as follows: when graphene flexible circuit 3 monitors the voltage of battery, temperature, by obtaining from plate 5
Data are transmitted to mainboard 111, and mainboard 111 is controlled by entire car controller 112 and executed, and entire car controller 112 is supplied by 24V power supply
Device 113 provides power initiation, under the premise of control of the mainboard 111 by entire car controller 112, the starting control high voltage power distribution of mainboard 111
Case 114 is arrived from plate 5 by voltage of the graphene flexible circuit 3 to battery pack 2, temperature real-time monitoring.High-tension distribution box 114 need to be
The cathode of the anode and entire car controller 112 of 24V power supply unit 113 is started to control high-tension distribution box 114, motor
121 are used as power device dependent on battery pack 2, and motor 121 is controlled by microcontroller 122, and battery pack 2 passes through microcontroller
122 control the decision of motor 121.
Several preferred embodiments of the present invention have shown and described in above description, but as previously described, it should be understood that this
Utility model is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various
Other combinations, modification and environment, and above-mentioned introduction or related fields can be passed through within the scope of the inventive concept described herein
Technology or knowledge be modified.And changes and modifications made by those skilled in the art do not depart from the spirit and model of the utility model
It encloses, then it all should be in the protection scope of the appended claims for the utility model.
Claims (8)
1. a kind of power battery pack, including shell (1), the shell (1) is interior to be equipped with battery pack (2), it is characterised in that: further includes
The two poles of the earth of graphene flexible circuit (3), the battery pack (2) are equipped with butt strip (4), and more pieces are equipped in the battery pack (2)
Battery, the more pieces of batteries are in parallel by butt strip (4), and the battery pack (2) is connected by butt strip (4), the stone
Black alkene flexible circuit (3) is electrically connected with butt strip (4).
2. power battery pack according to claim 1, it is characterised in that: the graphene flexible circuit (3) includes graphite
Alkenyl plate (31) and winding displacement (32), the shell (1) are equipped with from plate (5), the butt strip (4) with from plate (5) and winding displacement
(32) it is electrically connected.
3. power battery pack according to claim 2, it is characterised in that: the butt strip (4) includes positive butt strip
(41) with cathode butt strip (42), the butt strip (4) is equipped with connection sheet (6), the anode butt strip (41) and cathode pair
Contact pin (42) is fixedly connected with connection sheet (6).
4. power battery pack according to claim 3, it is characterised in that: the connection sheet (6) is equipped with installation bolt
(7), the winding displacement (32) is electrically connected by installing bolt (7) with connection sheet (6).
5. power battery pack according to claim 4, it is characterised in that: the graphene flexible circuit (3) further includes temperature
Collector (8) and fuse (9) are spent, the temperature sampler (8) is electrically connected with winding displacement (32) with fuse (9).
6. power battery pack according to claim 5, it is characterised in that: one end of the winding displacement (32) connects with from plate (5)
It connects, the other end is equipped with mounting ring (33), and the installation bolt (7) is electrically connected by mounting ring (33) with connection sheet (6).
7. a kind of whole-control system based on power battery pack as claimed in claim 6, it is characterised in that: including control unit
(11), execution unit (12) and power battery pack, described control unit (11), execution unit (12) are electrically connected with power battery pack
It connects.
8. whole-control system according to claim 7, it is characterised in that: described control unit (11) includes mainboard
(111), entire car controller (112), power supply unit (113) and high-tension distribution box (114), the execution unit (12) include electricity
Machine (121) and microcontroller (122), the mainboard (111), high-tension distribution box (114) are electrically connected with from plate (5), the electricity
Pond group (2) is electrically connected with microcontroller (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821968096.0U CN209169270U (en) | 2018-11-27 | 2018-11-27 | A kind of power battery pack and the whole-control system based on the power battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821968096.0U CN209169270U (en) | 2018-11-27 | 2018-11-27 | A kind of power battery pack and the whole-control system based on the power battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209169270U true CN209169270U (en) | 2019-07-26 |
Family
ID=67340515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821968096.0U Active CN209169270U (en) | 2018-11-27 | 2018-11-27 | A kind of power battery pack and the whole-control system based on the power battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209169270U (en) |
-
2018
- 2018-11-27 CN CN201821968096.0U patent/CN209169270U/en active Active
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