CN111703305A - Split type battery pack system - Google Patents
Split type battery pack system Download PDFInfo
- Publication number
- CN111703305A CN111703305A CN202010568069.XA CN202010568069A CN111703305A CN 111703305 A CN111703305 A CN 111703305A CN 202010568069 A CN202010568069 A CN 202010568069A CN 111703305 A CN111703305 A CN 111703305A
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- Prior art keywords
- battery
- sub
- battery compartment
- vehicle
- battery pack
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Classifications
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- 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
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- 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
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Human Computer Interaction (AREA)
- Combustion & Propulsion (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention belongs to the technical field of automobile batteries and discloses a split battery pack system.A sub-battery pack is placed in a battery compartment, and a plurality of sub-battery packs in different battery compartments are connected with a power supply circuit through parallel connection; a temperature sensor is fixed in the battery compartment through a bolt; the battery compartment bottom is fixed with a plurality of springs through the bolt, and the battery compartment outside is connected with the protective cover through the spring hinge, and the protective cover other end is provided with the electric control lock of mutually supporting respectively with the battery compartment. According to the invention, the small battery packs are placed into the single battery bins, the temperature data of each small battery pack can be monitored in real time through the temperature sensors, when the temperature of the sub-battery pack in one battery bin is monitored to be rapidly increased, the vehicle-mounted control system immediately starts the electromagnetic valve of the electric control lock to automatically open the battery bin door, and the battery pack is automatically and rapidly ejected out of the vehicle by 2 meters under the spring elasticity in the battery bin, so that the whole vehicle is prevented from being burned and scrapped, the safety is high, and the economic loss is reduced.
Description
Technical Field
The invention belongs to the technical field of automobile batteries, and particularly relates to a split type battery pack system.
Background
At present: new energy automobiles run by driving a motor through a lithium battery, and the lithium battery is easy to explode, so that the phenomenon of spontaneous combustion of the electric automobiles is often caused when the automobiles run or are parked.
The existing electric vehicle is mainly supplied with electric energy by forming a battery pack after a plurality of groups of batteries are combined, but the traditional electric vehicle can effectively prevent fire and avoid the batteries after partial batteries are spontaneously combusted in the using process, so that the spontaneous combustion batteries can ignite the surrounding batteries, the spontaneous combustion of the whole electric vehicle is caused, and personnel harm and property loss are caused.
Through the above analysis, the problems and defects of the prior art are as follows:
when one battery in the lithium battery pack of the conventional electric vehicle spontaneously ignites, other battery packs and the whole vehicle easily ignite, and the safety is poor.
Disclosure of Invention
The invention provides a split type battery pack system aiming at the problems in the prior art.
The present invention is achieved as such, and a split battery pack system includes:
a battery compartment;
the battery compartment is provided with a plurality of sequentially arranged battery compartments, the battery compartment is provided with an iron shell, the battery compartment is internally provided with sub-battery packs, and the plurality of sub-battery packs in different battery compartments are connected with a power supply circuit through parallel connection;
a temperature sensor is fixed in the battery compartment through a bolt and is connected with a vehicle-mounted control system through a connecting circuit;
the battery compartment bottom is fixed with a plurality of springs through the bolt, the battery compartment outside is connected with the protective cover through the spring hinge axle, the protective cover other end is provided with the electric control lock of mutually supporting respectively with the battery compartment, the electric control lock passes through connecting circuit and is connected with on-vehicle control system.
Further, every sub battery is connected with the electric quantity detection module through interconnecting link, the electric quantity detection module is connected with on-vehicle control system through interconnecting link.
Furthermore, every sub-battery is connected with power supply circuit through the circuit breaker respectively, the circuit breaker passes through interconnecting link and is connected with on-vehicle control system.
Furthermore, the outer ends of the springs are connected with a bearing plate through bolts, and the sub-battery pack is placed on the outer side of the bearing plate.
Further, the vehicle-mounted control system comprises:
the state display module is used for displaying the temperature, the electric quantity and the use state information of each sub battery pack in real time;
the parameter setting module is used for setting parameters of the detection range of the temperature sensor;
the alarm module is used for carrying out alarm reminding through an audible and visual alarm when the temperature is detected to be abnormal;
the data processing module is used for processing the acquired temperature data information in real time by a user and judging whether the temperature data is in a preset range or not;
and the control module is used for controlling each controlled device through the processing result and the preset parameters.
Furthermore, a groove is formed in the side face inside the battery bin, and the temperature sensor is fixed in the groove through a bolt.
Further, a heat insulation layer is filled between the outer walls of the adjacent battery bins.
Further, the battery compartment is embedded outside the rear side of the vehicle, so that the sub-battery pack can be conveniently ejected out, the battery can be conveniently taken out and replaced, and the sub-battery pack can be taken out and also can be independently charged.
By combining all the technical schemes, the invention has the advantages and positive effects that:
according to the invention, the whole lithium battery pack is divided into N small battery packs to be connected in parallel, each battery pack can independently drive a vehicle to use, the small battery packs are placed into the independent battery bins, the temperature data of each small battery pack can be monitored in real time through the temperature sensors, when the temperature of the sub-battery pack in one battery bin is monitored to be rapidly increased, the vehicle-mounted control system immediately starts the electromagnetic valve of the electric control lock to automatically open the battery bin door, the battery pack is automatically and rapidly ejected out of the vehicle by 2 meters under the spring elasticity in the battery bin, the whole vehicle is prevented from being burned and scrapped, the safety is high, and the economic loss is reduced. Through setting up temperature sensor in the recess, can prevent that temperature sensor from leading to the fact the influence to popping out of sub battery group, the insulating layer can avoid the temperature in adjacent battery compartment to influence each other, guarantees the accuracy that the temperature detected.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a split battery pack system according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a groove structure provided in an embodiment of the present invention.
Fig. 3 is a block diagram of a vehicle-mounted control system according to an embodiment of the present invention.
In the figure: 1. a battery compartment; 2. a sub-battery pack; 3. a temperature sensor; 4. a groove; 5. a spring; 6. a spring hinge shaft; 7. a protective cover; 8. an electrically controlled lock; 9. a support plate; 10. a thermal insulation layer; 11. a status display module; 12. a parameter setting module; 13. an alarm module; 14. a data processing module; 15. and a control module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In view of the problems in the prior art, the present invention provides a split battery pack system, and the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, a plurality of battery compartments 1 in a split battery pack system provided by the embodiment of the present invention are sequentially arranged, each battery compartment 1 is provided with an iron shell, a sub-battery pack 2 is placed inside each battery compartment 1, and a plurality of sub-battery packs 2 in different battery compartments 1 are connected in parallel to a power supply circuit; a temperature sensor 3 is fixed in the battery compartment 1 through a bolt, and the temperature sensor 3 is connected with a vehicle-mounted control system through a connecting circuit; a plurality of springs 5 are fixed at the bottom of the battery bin 1 through bolts, the outer ends of the springs 5 are connected with a bearing plate 9 through bolts, and the sub-battery pack 2 is placed on the outer side of the bearing plate 9. The outside of the battery compartment 1 is connected with a protective cover 7 through a spring hinge shaft 6, the other end of the protective cover 7 and the battery compartment 1 are respectively provided with an electric control lock 8 which is matched with each other, and the electric control lock 8 is connected with an on-vehicle control system through a connecting circuit.
The outer walls of the adjacent battery chambers 1 in the embodiment of the invention are filled with the heat insulation layer 10.
In the embodiment of the invention, each sub-battery pack 2 is connected with an electric quantity detection module through a connecting circuit, and the electric quantity detection module is connected with a vehicle-mounted control system through the connecting circuit.
In the embodiment of the invention, each sub-battery pack is respectively connected with the power supply circuit through a circuit breaker, and the circuit breaker is connected with the vehicle-mounted control system through a connecting circuit.
As shown in fig. 2, a groove 4 is formed in the side surface of the interior of the battery compartment 1 in the embodiment of the present invention, and the temperature sensor 3 is fixed in the groove 4 by a bolt.
As shown in fig. 3, the vehicle-mounted control system in the embodiment of the present invention includes:
the state display module 11 is used for displaying the temperature, the electric quantity and the use state information of each sub battery pack in real time;
the parameter setting module 12 is used for setting parameters of the detection range of the temperature sensor;
the alarm module 13 is used for alarming and reminding through an audible and visual alarm when the temperature is detected to be abnormal;
the data processing module 14 is used for processing the acquired temperature data information in real time by a user and judging whether the temperature data is in a preset range;
and the control module 15 is used for controlling each controlled device through the processing result and preset parameters.
According to the invention, the whole lithium battery pack is divided into N small battery packs to be connected in parallel, and the circuit breaker of each sub-battery pack 2 is controlled to be switched on and off by the vehicle-mounted control system, so that each battery pack can independently drive a vehicle to use. Through putting into independent battery compartment with the little group battery, can carry out real-time supervision to the temperature data and the residual capacity data of every little group battery 2 through temperature sensor 3 and electric quantity detection module to transmit the monitoring data in real time to on-vehicle monitored control system and show, handle. When the temperature of the sub-battery pack 2 in one of the battery bins is monitored to rise rapidly, the vehicle-mounted control system immediately starts the electromagnetic valve of the corresponding electric control lock 8 of the battery bin 1 to automatically open the battery bin door, the battery pack is automatically and rapidly ejected out of the vehicle by 2 meters under the elastic force of the spring 5 in the battery bin 1, the whole vehicle is prevented from being burned and scrapped, the safety is high, and the economic loss is reduced. The battery compartment is embedded outside the rear side of the vehicle, so that the sub-battery pack can be popped up conveniently, the battery can be taken out and replaced conveniently, and the sub-battery pack can be taken out and also can be charged independently.
Through setting up temperature sensor 3 in recess 2, can prevent that temperature sensor from leading to the fact the influence to popping out of sub battery group, the temperature that the insulating layer can avoid adjacent battery compartment influences each other, guarantees the accuracy that the temperature detected.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made by those skilled in the art within the technical scope of the present invention disclosed herein, which is within the spirit and principle of the present invention, should be covered by the present invention.
Claims (7)
1. A split battery system, comprising:
a battery compartment;
the battery compartment is provided with a plurality of sequentially arranged battery compartments, the battery compartment is provided with an iron shell, the battery compartment is internally provided with sub-battery packs, and the plurality of sub-battery packs in different battery compartments are connected with a power supply circuit through parallel connection;
a temperature sensor is fixed in the battery compartment through a bolt and is connected with a vehicle-mounted control system through a connecting circuit;
the battery compartment bottom is fixed with a plurality of springs through the bolt, the battery compartment outside is connected with the protective cover through the spring hinge axle, the protective cover other end is provided with the electric control lock of mutually supporting respectively with the battery compartment, the electric control lock passes through connecting circuit and is connected with on-vehicle control system.
2. The split battery system according to claim 1, wherein each sub-battery is connected to a power detection module through a connection line, and the power detection module is connected to the vehicle-mounted control system through the connection line.
3. The split battery system according to claim 1, wherein each of the sub-battery packs is connected to the power supply circuit through a circuit breaker, respectively, and the circuit breaker is connected to the vehicle-mounted control system through a connection line.
4. The split battery system of claim 1, wherein the outer ends of the plurality of springs are each bolted to a support plate, and the sub-battery is placed outside the support plate.
5. The split battery system of claim 1, wherein the onboard control system comprises:
the state display module is used for displaying the temperature, the electric quantity and the use state information of each sub battery pack in real time;
the parameter setting module is used for setting parameters of the detection range of the temperature sensor;
the alarm module is used for carrying out alarm reminding through an audible and visual alarm when the temperature is detected to be abnormal;
the data processing module is used for processing the acquired temperature data information in real time by a user and judging whether the temperature data is in a preset range or not;
and the control module is used for controlling each controlled device through the processing result and the preset parameters.
6. The split battery system of claim 1, wherein a groove is formed in the inner side of the battery compartment, and the temperature sensor is fixed in the groove by a bolt.
7. The split battery system of claim 1, wherein an insulation layer is filled between the outer walls of the adjacent battery compartments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010568069.XA CN111703305B (en) | 2020-06-19 | 2020-06-19 | Split type battery pack system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010568069.XA CN111703305B (en) | 2020-06-19 | 2020-06-19 | Split type battery pack system |
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| Publication Number | Publication Date |
|---|---|
| CN111703305A true CN111703305A (en) | 2020-09-25 |
| CN111703305B CN111703305B (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010568069.XA Active CN111703305B (en) | 2020-06-19 | 2020-06-19 | Split type battery pack system |
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| CN (1) | CN111703305B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112208332A (en) * | 2020-10-13 | 2021-01-12 | 赵平平 | Battery compartment throwing-off structure of battery-replacing type electric automobile |
| CN112895901A (en) * | 2021-01-29 | 2021-06-04 | 北京海纳川汽车部件股份有限公司 | Protection system of vehicle and vehicle that has it |
| CN114204624A (en) * | 2021-11-15 | 2022-03-18 | 国网安徽省电力有限公司检修分公司 | Three-dimensional multi-position inspection system for transformer substation |
| DE102021120073A1 (en) | 2021-08-03 | 2023-02-09 | Audi Aktiengesellschaft | Motor vehicle with a battery arrangement and method for dropping a battery unit from a motor vehicle |
| CN116315344A (en) * | 2023-05-11 | 2023-06-23 | 长江三峡集团实业发展(北京)有限公司 | Battery container and battery energy storage system |
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| CN210040324U (en) * | 2019-07-15 | 2020-02-07 | 江苏元瑞新能源科技有限公司 | Plug-in battery cabinet with fireproof emergency treatment function |
| CN110880567A (en) * | 2019-09-29 | 2020-03-13 | 台州学院 | Spontaneous combustion system is prevented to hot drop formula electric motor car |
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| CN102310829A (en) * | 2011-09-06 | 2012-01-11 | 浙江万安科技股份有限公司 | Emergency safe disengagement device for power battery of electric automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112208332A (en) * | 2020-10-13 | 2021-01-12 | 赵平平 | Battery compartment throwing-off structure of battery-replacing type electric automobile |
| CN112208332B (en) * | 2020-10-13 | 2022-01-18 | 江苏美奥新能源科技有限公司 | Battery compartment throwing-off structure of battery-replacing type electric automobile |
| CN112895901A (en) * | 2021-01-29 | 2021-06-04 | 北京海纳川汽车部件股份有限公司 | Protection system of vehicle and vehicle that has it |
| DE102021120073A1 (en) | 2021-08-03 | 2023-02-09 | Audi Aktiengesellschaft | Motor vehicle with a battery arrangement and method for dropping a battery unit from a motor vehicle |
| CN114204624A (en) * | 2021-11-15 | 2022-03-18 | 国网安徽省电力有限公司检修分公司 | Three-dimensional multi-position inspection system for transformer substation |
| CN114204624B (en) * | 2021-11-15 | 2024-01-26 | 国网安徽省电力有限公司检修分公司 | Three-dimensional multi-position inspection system for transformer substation |
| CN116315344A (en) * | 2023-05-11 | 2023-06-23 | 长江三峡集团实业发展(北京)有限公司 | Battery container and battery energy storage system |
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|---|---|
| CN111703305B (en) | 2021-08-17 |
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