CN112332012A - Battery pack for new energy automobile - Google Patents

Battery pack for new energy automobile Download PDF

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Publication number
CN112332012A
CN112332012A CN201910658081.7A CN201910658081A CN112332012A CN 112332012 A CN112332012 A CN 112332012A CN 201910658081 A CN201910658081 A CN 201910658081A CN 112332012 A CN112332012 A CN 112332012A
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CN
China
Prior art keywords
box
shell
battery
water
cooling
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Pending
Application number
CN201910658081.7A
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Chinese (zh)
Inventor
赵臻
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Zhuji Maguqin Technology Co ltd
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Zhuji Maguqin Technology Co ltd
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Priority to CN201910658081.7A priority Critical patent/CN112332012A/en
Publication of CN112332012A publication Critical patent/CN112332012A/en
Pending legal-status Critical Current

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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
    • 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
    • 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
    • B60L58/27—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 heating
    • 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
    • H01M10/61—Types of temperature control
    • H01M10/615—Heating or keeping warm
    • 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
    • H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
    • 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
    • H01M10/65—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
    • H01M10/6567—Liquids
    • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • 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
    • H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
    • H01M10/6571—Resistive heaters
    • 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
    • H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
    • H01M10/6572—Peltier elements or thermoelectric devices
    • 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
    • H01M10/663—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The invention discloses a battery pack for a new energy automobile, which comprises a heating rod, a cooling box, a water pump, a water outlet pipe, an exhaust pipe, an air pump, a box cover, a PCB (printed circuit board), a box body, an explosion-proof layer, a rubber base, a supporting block, a partition plate, a battery body, a cavity, a shell, a temperature sensor, a plug board, a water filling port, a water inlet pipe, a first semiconductor refrigerating sheet, a top cover, an air inlet pipe, a condensing box, a second semiconductor refrigerating sheet, a tin paper layer and a shell door. The shell of the battery pack is provided with the cavity, the cooling box and the water pump are arranged on the top surface of the shell, the water pump can be started in summer, water in the cooling box can circularly flow in the cavity under the action of the water pump, the spontaneous combustion condition of the battery due to high temperature in summer is greatly reduced, the service life of the battery is greatly prolonged, the explosion-proof layer can effectively reduce the explosion range of the battery when the battery is exploded due to careless combustion, and the damage caused by battery explosion is effectively reduced.

Description

Battery pack for new energy automobile
Technical Field
The invention relates to a battery pack, in particular to a battery pack for a new energy automobile, and belongs to the technical field of new energy automobile part application.
Background
The pure electric automobile is an automobile which adopts a single storage battery as an energy storage power source, utilizes the storage battery as the energy storage power source, provides electric energy for a motor through a battery, drives the motor to run so as to push the automobile to run, and the battery pack is the heart of the pure electric automobile and provides medium power for the pure electric automobile.
However, the battery pack for the existing pure electric vehicle mostly adopts the simple shell to coat a plurality of battery bodies, the cooling effect is poor, the leakage is easy to generate, in summer, the battery is easy to overheat to cause the spontaneous combustion, and the battery pack for the existing pure electric vehicle mostly does not have an explosion-proof function, so that the potential safety hazard exists. Therefore, a battery pack for a new energy automobile is proposed to solve the above problems.
Disclosure of Invention
The present invention is directed to solving the above problems and to providing a battery pack for a new energy vehicle.
The invention achieves the aim through the following technical scheme, and the battery pack for the new energy automobile comprises a cooling mechanism, a shell, a battery body, a box cover and a heat dissipation mechanism, wherein the battery body is arranged in the shell, the cooling mechanism is arranged on the bottom surface of the shell, the shell is arranged in the box body, slots are formed in the periphery of the top surface of the box body, inserting plates are fixedly connected to the periphery of the bottom end of the box cover, and the inserting plates of the box cover are clamped in the slots of the box body; the inner walls of the box body and the box door are respectively adhered with a tin paper layer, and the centers of the surfaces of the box cover and the box body are respectively provided with an explosion-proof layer;
the battery comprises a shell and a battery body, wherein a cavity is formed in a shell clamping plate of the shell, a plurality of partition plates are vertically and fixedly connected to the bottom surface of the shell, the battery body is installed in the shell and is partitioned by the partition plates, a temperature sensor is installed in the center of the top surface in the shell, and a PCB is installed on the top surface of the shell; a shell door is arranged on one side surface of the shell through a bolt;
the cooling mechanism comprises a cooling box, a water inlet pipe, a water outlet pipe and a water pump, wherein the cooling box and the water pump are both arranged on the top surface of the shell, the two side surfaces of the cooling box, which correspond to each other, are respectively provided with a water inlet end and a water outlet end, the inner wall of the cooling box is attached and provided with a plurality of second semiconductor refrigerating sheets, a heating rod is vertically arranged at the center of a top plate in the cooling box, one end of the water outlet pipe is hermetically connected with the output end of the water pump, the other end of the water outlet pipe extends into the cavity of the shell, the input end of the water pump is hermetically connected with the water outlet end of the cooling box, one end of the water inlet pipe is hermetically connected with the input end;
the heat dissipation mechanism comprises a condensation box, an air inlet pipe, an exhaust pipe and an air pump, wherein the air pump is installed on the top surface of the shell, the top surface of the box cover is installed on the cooling box, the air inlet pipe penetrates through the condensation box and the box cover to extend out of the box cover, one end of the exhaust pipe penetrates through the box door and the output end of the exhaust pump and is connected with the top cover in a sealing mode, the top surface of the condensation box is connected with the top cover in a clamping mode, a through hole is formed in the center of the top cover.
Preferably, the supporting blocks are uniformly and equidistantly arranged in the cavity of the shell, the top surface of the cooling box is provided with a water injection port, and the cap is sleeved on the water injection port.
Preferably, many fastening bolts are installed to the screw thread all around of box, the one end of fastening bolt is passed in the box extends to the picture peg, just the chamber door is installed the rubber strip with box contact department.
Preferably, a liquid level observation window is arranged on one side face of the cooling box, a temperature controller is installed on the top face of the cooling box, and the temperature controller is connected with the heating rod.
Preferably, the explosion-proof layer of box and chamber door is wire net and asbestos board mixture and makes, just the tin paper layer of chamber door and box inner wall is the laminating of multi-disc tin paper and forms.
Preferably, the bottom surface of box is installed the rubber base, just the rubber base is arranged in the bottom surface of box by base center department is the font of returning.
The invention has the beneficial effects that:
1. the shell of the battery pack is provided with the cavity, the cooling box and the water pump are arranged on the top surface of the shell, the water pump can be started in summer, and water in the cooling box circularly flows in the cavity under the action of the water pump, so that the occurrence of spontaneous combustion of the battery due to high temperature in summer is greatly reduced, and the service life of the battery is greatly prolonged;
2. the plurality of second refrigerating sheets are attached to the inner wall of the cooling box, so that the temperature of water in the cooling box can be effectively kept in a lower temperature range, and the capacity of cooling the interior of the battery pack shell is greatly improved;
3. the explosion-proof battery box comprises a box body, wherein the box body is provided with an explosion-proof layer, when the battery is burnt carelessly to generate explosion, the explosion-proof layer can effectively reduce the explosion range of the battery, effectively reduce the harm generated when the battery explodes and is beneficial to the life and property safety of people;
4. the heating rod is arranged in the cooling box, so that water in the cooling box can be heated by heating the heating rod in winter, the cavity of the shell is heated, the working temperature of the battery body in the shell is higher, the energy consumption of the battery is reduced, and the continuation of the journey of the pure electric vehicle is prolonged;
5. the battery box comprises the air pump, so that the temperature in the box body can be further reduced through the air pump, the environment of the battery is further improved, and the battery box is favorable for use of a pure electric vehicle.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a top view of the housing of the present invention;
FIG. 3 is a circuit control diagram of the present invention.
In the figure: 1. heating rod, 2, cooler bin, 3, water pump, 4, the outlet pipe, 5, blast pipe, 6, aspiration pump, 7, the case lid, 8, PCB board, 9, the box, 10, explosion-proof layer, 11, rubber base, 12, the supporting shoe, 13, the baffle, 14, battery body, 15, the cavity, 16, the casing, 17, temperature sensor, 18, the picture peg, 19, the filler, 20, the inlet tube, 21, first semiconductor refrigeration piece, 22, the top cap, 23, the intake pipe, 24, the condensing box, 25, second semiconductor piece, 26, the tin paper layer, 27, the shell door.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a battery pack for a new energy automobile includes a cooling mechanism, a housing 16, a battery body 14, a box 9, a box cover 7 and a heat dissipation mechanism, wherein the battery body 14 is installed in the housing 16, the cooling mechanism is installed on the bottom surface of the housing 16, the housing 16 is installed in the box 9, slots are formed around the top surface of the box 9 to facilitate connection between the box 9 and the box cover 7, plug boards 13 are fixedly connected around the bottom end of the box cover 7, and the plug boards 13 of the box cover 7 are clamped in the slots of the box 9; the tin paper layers 26 are attached to the inner walls of the box body 9 and the box door, so that the situation that batteries leak out of a battery pack to corrode a vehicle body is avoided, and the explosion-proof layers 10 are arranged at the centers of the plate surfaces of the box cover 7 and the box body 9, so that damage caused by accidental explosion of the batteries is reduced;
a cavity 15 is formed in a shell clamping plate of the shell 16, so that the temperature in the shell 16 can be conveniently reduced, a plurality of partition plates 13 are vertically and fixedly connected to the bottom surface of the shell 16, a battery body 14 can be conveniently separated, the use of the battery body 14 is facilitated, the battery body 14 is installed in the shell 16 and is separated by the partition plates 13, a temperature sensor 17 is installed in the center of the top surface in the shell 16, so that the use of the device is facilitated, and a PCB 8 is installed on the top surface of the shell 16; a single chip microcomputer is embedded and mounted on the PCB 8, so that automatic control of the device is facilitated, a shell door 27 is mounted on one side face of the shell 16 through a bolt, the sealing performance of the shell 16 is improved conveniently, and dust is prevented from entering the shell 16;
the cooling mechanism comprises a cooling box 2, a water inlet pipe 20, a water outlet pipe 4 and a water pump 3, wherein the cooling box 2 and the water pump 3 are both arranged on the top surface of a shell 16, two side surfaces of the cooling box 2 corresponding to each other are respectively provided with a water inlet end and a water outlet end, a plurality of second semiconductor refrigerating sheets 25 are attached to the inner wall of the cooling box 2, the cooling speed is convenient to increase, and the cooling effect is ensured, a heating rod 1 is vertically arranged at the center of a top plate in the cooling box 2, the water in the cooling box 2 is convenient to heat in winter, the energy consumption of a battery used in winter is convenient to reduce, one end of the water outlet pipe 4 is hermetically connected with the output end of the water pump 3, the other end of the water outlet pipe 4 extends into a cavity 15 of the shell 16, the input end of the water pump 3 is hermetically connected with the water outlet end of the cooling box 2, the other end of the water inlet pipe 20 extends into the cavity 15 of the shell 16, and the top surface of the cooling tank 2 is provided with a water filling port 19;
the heat dissipation mechanism includes condenser box 24, intake pipe 23, blast pipe 5 and aspiration pump 6, the top surface at casing 16 is installed to aspiration pump 6, is convenient for discharge the steam in the box 9, condenser box 24 is installed at the top surface of case lid 7, is convenient for to getting into the reduction of box 9 in the air temperature, intake pipe 23 passes condenser box 24 and case lid 7 and extends outside case lid 7, the one end of blast pipe 5 is passed the output sealing connection of chamber door and air discharge pump, the top surface joint of condenser box 24 has top cap 22, and the center department of top cap 22 opens there is the through-hole, intake pipe 23 passes top cap 22's through-hole.
The supporting blocks 12 are uniformly and equidistantly arranged in the cavity 15 of the shell 16, the top surface of the cooling tank 2 is provided with water injection ports, cap covers are sleeved on the water injection ports, the supporting blocks 12 are convenient for improving the strength of the shell 16, and the water injection ports are convenient for adding water into the cooling tank 2; a plurality of fastening bolts are arranged on the periphery of the box body 9 in a threaded manner, so that the box body 9 and the box cover 7 can be fixedly connected conveniently, one end of each fastening bolt penetrates through the box body 9 and extends into the inserting plate 13, and a rubber strip is arranged at the contact position of the box door and the box body 9, so that the sealing property of the box body 9 can be improved conveniently; a liquid level observation window is arranged on one side surface of the cooling box 2, so that the liquid level of the cooling box 2 can be observed conveniently, a temperature controller is arranged on the top surface of the cooling box 2, and the temperature controller is connected with the heating rod 1, so that the heating temperature can be controlled conveniently; the explosion-proof layer 10 of the box body 9 and the box door is made by mixing a steel wire mesh and an asbestos plate, so that damage caused by battery explosion is reduced conveniently, and the tin paper layer 26 of the box door and the inner wall of the box body 9 is formed by laminating a plurality of tin papers, so that the battery leakage is avoided, and the vehicle body is prevented from being corroded; rubber base 11 is installed to the bottom surface of box 9, just rubber base 11 is the font by base center department and arranges in the bottom surface of box 9, the installation of the device of being convenient for.
When the invention is used, the electric elements appearing in the application are connected with the battery pack and are provided with the control switch when in use, the battery bodies 14 are arranged in the shell 16 from the side surface of the shell 16, each battery body 14 is separated by the partition plate 13, then the shell door 27 is connected on the shell 16 through the bolt, then cold water is added into the cavity 15 of the shell 16 through the water adding port 19 of the shell 16, meanwhile, the cold water is injected into the cooling tank 2 through the water injecting port of the cooling tank 2, the PCB 8 is programmed, then the inserting plate 13 of the tank cover 7 is clamped into the inserting slot of the tank body 9, then the tank door and the tank body 9 are fixed together by the fastening bolt, then the device is arranged at the battery pack installation position of a new energy automobile, meanwhile, a proper amount of water is injected into the condensing tank 24, the top cover 22 is clamped with the condensing tank 24, when the temperature is higher in summer, when the new energy automobile is used, the battery body 14 can generate heat, when the temperature in the shell 16 reaches a set maximum value, the temperature sensor 17 transmits a signal to the PCB 8, the PCB 8 controls the water pump 3 to work and the second semiconductor refrigeration piece 25 to work, at this time, under the action of the water pump 3, water in the cavity 15 of the shell 16 flows into the cooling box 2 through the water inlet pipe 20 and then flows back into the cavity 15 through the water outlet pipe 4 through the water pump 3, so as to achieve the purpose of circular flow, after the water in the shell 16 enters the cooling box 2, the water with higher temperature in the cavity 15 is cooled under the action of the second semiconductor refrigeration piece 25, so that the heat generated by the battery body 14 in the shell 16 is dissipated rapidly, the spontaneous combustion condition of the battery is greatly reduced, when the weather is hotter, a driver can manually control the air extracting pump 6 and the first semiconductor refrigeration piece 21 through the control switch to work, at the moment, the air pump 6 enables hot air in the box body 9 to be pumped out by the exhaust pipe 5, under the action of air pressure balance, external air enters the box body 9 through the air inlet pipe 23, when the external air passes through the condensing box 24, the temperature of the external air is absorbed by water in the condensing box 24, so that the temperature of the gas entering the box body 9 is lower, the temperature reduction of the battery pack is assisted, when the temperature is lower in winter, the PCB 8 controls the heating rod 1 to work, so that the water temperature in the cooling box 2 is increased, under the action of the water pump 3, the water temperature in the cavity 15 of the shell 16 is increased, so that the temperature in the shell 16 is increased, the energy consumption of the battery body 14 when the temperature is lower for use is effectively reduced, the endurance mileage of the pure electric vehicle is further prolonged, when spontaneous combustion explosion happens due to careless explosion of the battery, at the moment, because the box body 9 and the box cover 7 have the layer 10, is beneficial to the life and property safety of people.
The heating rod 1 adopts a single-end heating pipe purchased by Suzhong electric heating accessory Taobao, and a matched power circuit of the heating rod is provided by a manufacturer.
The first semiconductor refrigerating piece 21 and the second semiconductor refrigerating piece 25 are made of TEC1-12710 type semiconductor refrigerating pieces purchased from Wan Ant science and technology Limited in Shenzhen, and a matching power circuit of the semiconductor refrigerating pieces is provided by a manufacturer.
The water pump 3 is a TL-B10-A/11 type water pump purchased from Changsha Jiapu pump company Limited, and a matched power circuit is provided by a manufacturer.
The air pump 6 is a WP15 air pump purchased from Xiamen micro-energy electronic technology Co., Ltd, and its matching power supply circuit is provided by the manufacturer.
The temperature sensor 17 is a TP04-1114-1N type temperature sensor purchased by Shanghai catalpine Automation technology Co., Ltd, and a matching power circuit thereof is provided by a manufacturer.
It is well within the skill of those in the art to implement and protect the present invention without undue experimentation and without undue experimentation that the present invention is directed to software and process improvements.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a battery package for new energy automobile which characterized in that: the battery cooling device comprises a cooling mechanism, a shell (16), a battery body (14), a box body (9), a box cover (7) and a heat dissipation mechanism, wherein the battery body (14) is installed in the shell (16), the cooling mechanism is installed on the bottom surface of the shell (16), the shell (16) is installed in the box body (9), slots are formed in the periphery of the top surface of the box body (9), inserting plates (13) are fixedly connected to the periphery of the bottom end of the box cover (7), and the inserting plates (13) of the box cover (7) are clamped in the slots of the box body (9); the inner walls of the box body (9) and the box door are respectively adhered with a tin paper layer (26), and the centers of the surfaces of the box cover (7) and the box body (9) are respectively provided with an explosion-proof layer (10);
a cavity (15) is formed in a shell clamping plate of the shell (16), a plurality of partition plates (13) are vertically and fixedly connected to the bottom surface of the shell (16), the battery body (14) is installed in the shell (16) and is partitioned by the partition plates (13), a temperature sensor (17) is installed in the center of the top surface of the shell (16), and a PCB (8) is installed on the top surface of the shell (16); a shell door (27) is mounted on one side surface of the shell (16) through a bolt;
the cooling mechanism comprises a cooling box (2), a water inlet pipe (20), a water outlet pipe (4) and a water pump (3), wherein the cooling box (2) and the water pump (3) are both installed on the top surface of the shell (16), two side surfaces of the cooling box (2) corresponding to each other in position are respectively provided with a water inlet end and a water outlet end, a plurality of second semiconductor refrigerating sheets (25) are installed on the inner wall of the cooling box (2) in an attaching manner, a heating rod (1) is vertically installed at the center of a top plate in the cooling box (2), one end of the water outlet pipe (4) is connected with the output end of the water pump (3) in a sealing manner, the other end of the water outlet pipe (4) extends into a cavity (15) of the shell (16), the input end of the water pump (3) is connected with the water outlet end of the cooling box (2) in a sealing manner, one end of the, the other end of the water inlet pipe (20) extends into the cavity (15) of the shell (16);
the heat dissipation mechanism comprises a condensation box (24), an air inlet pipe (23), an exhaust pipe (5) and an air pump (6), wherein the air pump (6) is installed on the top surface of the shell (16), the top surface of the box cover (7) is installed on the cooling box (2), the air inlet pipe (23) penetrates through the condensation box (24) and the box cover (7) to extend out of the box cover (7), one end of the exhaust pipe (5) penetrates through the output end of the box door and the air pump and is connected with the output end of the air pump in a sealing mode, a top cover (22) is connected to the top surface of the condensation box (24) in a clamping mode, a through hole is formed in the center of the top cover (22), and the air inlet.
2. The battery pack for the new energy automobile according to claim 1, wherein: the supporting blocks (12) are uniformly and equidistantly arranged in the cavity (15) of the shell (16), the top surface of the cooling tank (2) is provided with a water injection port, and a cap is sleeved on the water injection port.
3. The battery pack for the new energy automobile according to claim 1, wherein: many fastening bolts are installed to the screw all around of box (9), the one end of fastening bolt is passed in box (9) extends to picture peg (13), just the rubber strip is installed with box (9) contact department to the chamber door.
4. The battery pack for the new energy automobile according to claim 1, wherein: a side face of the cooling box (2) is provided with a liquid level observation window, a temperature controller is installed on the top face of the cooling box (2), and the temperature controller is connected with the heating rod (1).
5. The battery pack for the new energy automobile according to claim 1, wherein: the box body (9) and the explosion-proof layer (10) of the box door are made by mixing a steel wire mesh and an asbestos board, and the tin paper layer (26) on the inner wall of the box door and the box body (9) is formed by laminating a plurality of tin papers.
6. The battery pack for the new energy automobile according to claim 1, wherein: rubber base (11) are installed to the bottom surface of box (9), just rubber base (11) are the font by base center department and arrange in the bottom surface of box (9).
7. The utility model provides an application of battery package for new energy automobile which characterized in that: the shell of the battery pack is provided with the cavity, the cooling box and the water pump are arranged on the top surface of the shell, the water pump can be started in summer, water in the cooling box circularly flows in the cavity under the action of the water pump, the occurrence of spontaneous combustion of the battery due to high temperature in summer is greatly reduced, and the service life of the battery is greatly prolonged.
CN201910658081.7A 2019-07-20 2019-07-20 Battery pack for new energy automobile Pending CN112332012A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910658081.7A CN112332012A (en) 2019-07-20 2019-07-20 Battery pack for new energy automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910658081.7A CN112332012A (en) 2019-07-20 2019-07-20 Battery pack for new energy automobile

Publications (1)

Publication Number Publication Date
CN112332012A true CN112332012A (en) 2021-02-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910658081.7A Pending CN112332012A (en) 2019-07-20 2019-07-20 Battery pack for new energy automobile

Country Status (1)

Country Link
CN (1) CN112332012A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113517506A (en) * 2021-07-13 2021-10-19 深圳市海川伟业科技有限公司 Power supply with temperature protection control function
CN113659271A (en) * 2021-08-20 2021-11-16 张更生 Protective cover of electric vehicle battery jar

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113517506A (en) * 2021-07-13 2021-10-19 深圳市海川伟业科技有限公司 Power supply with temperature protection control function
CN113517506B (en) * 2021-07-13 2023-04-25 深圳市海川伟业科技有限公司 Power supply with temperature protection control function
CN113659271A (en) * 2021-08-20 2021-11-16 张更生 Protective cover of electric vehicle battery jar

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Application publication date: 20210205