CN108666677A - A kind of power output battery pack - Google Patents

A kind of power output battery pack Download PDF

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Publication number
CN108666677A
CN108666677A CN201710193649.3A CN201710193649A CN108666677A CN 108666677 A CN108666677 A CN 108666677A CN 201710193649 A CN201710193649 A CN 201710193649A CN 108666677 A CN108666677 A CN 108666677A
Authority
CN
China
Prior art keywords
power
battery
battery case
battery pack
output
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710193649.3A
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Chinese (zh)
Inventor
高勇
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.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201710193649.3A priority Critical patent/CN108666677A/en
Publication of CN108666677A publication Critical patent/CN108666677A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • H01M10/635—Control systems based on ambient temperature
    • 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
    • H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
    • 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
    • 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
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Automation & Control Theory (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

A kind of power output battery pack, including battery case, power battery and cooling device, the power battery is located at the center position of battery case, the cooling device includes water-cooling system and air cooling system, the air cooling system includes draft fan and temperature controller, draft fan is connected by temperature controller with power supply, the water-cooling system includes water pump and water flow circuits, water pump is communicated with one end of water flow circuits, after the bottom of the sinuous drawing-in power battery of the other end of water flow circuits, it is communicated again with water pump, a plurality of cooling fin is evenly arranged at the top of power battery, it is covered with heat-insulation noise-reduction protective layer on the side wall and bottom wall of battery case.Not only cooling-down effect is stronger by the design, but also the degree of automation is higher.

Description

A kind of power output battery pack
Technical field
The present invention relates to a kind of power battery equipment more particularly to a kind of power output battery packs, and it is particularly applicable to enhance Cooling-down effect, to ensure the temperature uniformity of power battery surrounding enviroment.
Background technology
With the quick development of electric vehicle, electrokinetic cell system is as the core for directly affecting electric vehicle working performance The requirement of center portion part, performance is also higher and higher.Currently used electrokinetic cell system is lithium ion battery, has high-energy The advantages of density, excellent power out-put characteristic and long lifespan, but it is higher to the temperature requirement of surrounding enviroment, temperature it is excessively high or The too low reliability and security that can be all used for causes large effect.It exists in the prior art and power battery is dropped The design of temperature, but cooling-down effect is all weaker, it is difficult to meet existing requirement.
Invention content
The purpose of the present invention is overcome the problems, such as the weaker defect of cooling-down effect existing in the prior art and, a kind of drop is provided The stronger power output battery pack of temp effect.
In order to achieve the above object, technical solution of the invention is：A kind of power output battery pack, including battery case, Power battery and cooling device, the power battery are located at the center position of battery case, and cooling dress is provided on battery case It sets；
The cooling device includes water-cooling system and air cooling system, and the air cooling system includes that draft fan is controlled with temperature Device, and draft fan is connected by temperature controller with power supply；
The temperature controller includes metal shell, input power cord, output power line, electrical piece, insulated column and item One end of the thermal sensitive piece of shape, the input power cord is connected with draft fan, and the other end of input power cord passes through metal shell Left wall after extend to the inside of metal shell, one end of output power line is connected with power supply, the other end of output power line Extend to the inside of metal shell after the right wall of metal shell, the other end of output power line and input power cord it is another Rectify to setting, there are one electrical piece, the electrical pieces for the surface suspension of the output power line other end, the input power cord other end Area be more than output power line, the spacing of input power cord, the middle part phase that the back of electrical piece passes through insulated column and thermal sensitive piece The both ends of connection, thermal sensitive piece are embedded in the roof mouth opened up on metal shell roof.
The insulated column is T-type structure, including the column base and mast being vertically connected with, and the top of column base is connected with thermal sensitive piece It connects, the bottom of column base and the top vertical connection of mast, the bottom of mast and the top vertical connection of electrical piece, the bottom of electrical piece Portion's hovering is in output power line, the surface of input power cord.
The top setting of the thermal sensitive piece is fluted, and the junction face of the groove and insulated column, thermal sensitive piece is arranged.
Position on the side wall of the battery case positioned at draft fan back offers air inlet, on the side wall of battery case with it is logical The position of fan face offers air outlet, and air inlet and outlet face is arranged.
The water-cooling system includes water pump and water flow circuits, and water pump is communicated with one end of water flow circuits, water flow circuits it is another One end wriggle drawing-in power battery bottom and then communicated with water pump.
The meandering manner of the water flow circuits is Back Word type, snakelike or Z-shaped of turning back.
A plurality of cooling fin is evenly arranged at the top of the power battery, and adjacent cooling fin is arranged in parallel.
It is covered with heat-insulation noise-reduction protective layer on the side wall and bottom wall of the battery case, the heat-insulation noise-reduction protective layer and battery case Connection type be bonding.
Compared with prior art, beneficial effects of the present invention are：
1, in a kind of power output battery pack of the present invention, the cooling device in battery case includes water-cooling system and air-cooled system System, in use, both can individually cool down using air cooling system or water-cooling system, can also use air cooling system, water simultaneously Cooling system cools down together, and cooling-down effect is notable.Therefore, cooling-down effect of the invention is stronger.
2, in a kind of power output battery pack of the present invention, air cooling system includes draft fan and temperature controller, and draft fan is logical Excess temperature controller is connected with power supply, in use, the heat that power battery operation distributes can to generate high temperature, the height in case Temperature meeting start-up temperature controller is with turn-on power, draft fan, to which to carrying out windchill in battery case, whole process is full-automatic Operation, cooling efficiency are higher.Therefore, not only cooling-down effect is stronger by the present invention, but also the degree of automation is higher.
3, in a kind of power output battery pack of the present invention, heat-insulation noise-reduction protection is covered on the side wall and bottom wall of battery case Layer, the heat-insulation noise-reduction protective layer and the connection type of battery case be it is Nian Jie, the heat-insulation noise-reduction protective layer can be to avoid battery case outside Environment the temperature inside the box is had an impact, it is ensured that case internal air-cooling system, water-cooling system effect normal performance, improve cooling effect Fruit.Therefore, cooling-down effect of the invention is preferable.
Description of the drawings
Fig. 1 is the structural schematic diagram of temperature controller in the present invention.
Fig. 2 is the structural schematic diagram of the present invention.
In figure：Battery case 1, heat-insulation noise-reduction protective layer 11, power battery 2, cooling fin 21, air inlet 3, air outlet 4, water pump 5, water flow circuits 51, temperature controller 6, metal shell 61, roof mouth 611, input power cord 62, output power line 63, energization Piece 64, insulated column 65, column base 651, mast 652, thermal sensitive piece 66, groove 661, draft fan 7.
Specific implementation mode
Below in conjunction with description of the drawings, the present invention is described in further detail with specific implementation mode.
Referring to Fig. 1 to Fig. 2, a kind of power output battery pack, including battery case 1, power battery 2 and cooling device, it is described Power battery 2 is located at the center position of battery case 1, and is provided with cooling device on battery case 1；
The cooling device includes water-cooling system and air cooling system, and the air cooling system includes that draft fan 7 is controlled with temperature Device 6, and draft fan 7 is connected by temperature controller 6 with power supply；
The temperature controller 6 includes metal shell 61, input power cord 62, output power line 63, electrical piece 64, insulation One end of column 65 and the thermal sensitive piece of bar shaped 66, the input power cord 62 is connected with draft fan 7, input power cord 62 it is another One end extends to the inside of metal shell 61 after the left wall of metal shell 61, and one end of output power line 63 is connected with power supply It connects, the other end of output power line 63 extends to the inside of metal shell 61, out-put supply after the right wall of metal shell 61 The other end of line 63 is arranged with the other end face of input power cord 62, and 63 other end of output power line, input power cord 62 are another There are one electrical piece 64, the areas of the electrical piece 64 to be more than output power line 63, input power cord 62 for the surface suspension of one end Spacing, the back of electrical piece 64 is connected by insulated column 65 with the middle part of thermal sensitive piece 66, the both ends insertion gold of thermal sensitive piece 66 Belong in the roof mouth 611 opened up on 61 roof of shell.
Position on the side wall of the battery case 1 positioned at 7 back of draft fan offers air inlet 3, on the side wall of battery case 1 Air outlet 4 is offered with the position of 7 face of draft fan, and air inlet 3,4 face of air outlet are arranged.
The water-cooling system includes water pump 5 and water flow circuits 51, and water pump 5 is communicated with one end of water flow circuits 51, and flow is returned The other end on road 51 wriggle drawing-in power battery 2 bottom and then communicated with water pump 5.
The meandering manner of the water flow circuits 51 is Back Word type, snakelike or Z-shaped of turning back.
The top of the power battery 2 is evenly arranged with a plurality of cooling fin 21, and adjacent cooling fin 21 is mutually parallel and sets It sets.
Be covered with heat-insulation noise-reduction protective layer 11 on the side wall and bottom wall of the battery case 1, the heat-insulation noise-reduction protective layer 11 with The connection type of battery case 1 is bonding.
In use, the high temperature that the operation of power battery 2 generates can increase the temperature in battery case 1, temperature reaches to a certain degree Afterwards, meeting start-up temperature controller 6,6 turn-on power of temperature controller, the draft fan 7 being activated realize the ventilation drop of draft fan 7 Temperature, to be reduced to the temperature in case, it is ensured that the normal use of power battery 2.Meanwhile water pump 5, water in water-cooling system Flow back to road 51 also can play preferable cooling-down effect to power battery 2.Finally, covered on the side wall and bottom wall of battery case 1 every Equipment in battery case 1 can be isolated by heat drop protective layer 11 of making an uproar with external environment, it is ensured that case internal air-cooling system, water-cooling system are made Normal performance improves cooling-down effect.
Embodiment 1：
A kind of power output battery pack, including battery case 1, power battery 2 and cooling device, the power battery 2 are located at The center position of battery case 1, and it is provided with cooling device on battery case 1；The cooling device include water-cooling system with it is air-cooled System, the air cooling system includes draft fan 7 and temperature controller 6, and draft fan 7 is connected by temperature controller 6 with power supply It connects；The temperature controller 6 includes metal shell 61, input power cord 62, output power line 63, electrical piece 64, insulated column 65 And the thermal sensitive piece 66 of bar shaped, one end of the input power cord 62 are connected with draft fan 7, the other end of input power cord 62 The inside of metal shell 61 is extended to after the left wall of metal shell 61, one end of output power line 63 is connected with power supply, The other end of output power line 63 extends to the inside of metal shell 61, output power line 63 after the right wall of metal shell 61 The other end face of the other end and input power cord 62 be arranged, 63 other end of output power line, 62 other end of input power cord Surface suspension there are one electrical piece 64, the area of the electrical piece 64 is more than between output power line 63, input power cord 62 Away from the back of electrical piece 64 is connected by insulated column 65 with the middle part of thermal sensitive piece 66, outside the both ends insertion metal of thermal sensitive piece 66 In the roof mouth 611 opened up on 61 roof of shell.
Embodiment 2：
Substance with embodiment 1, the difference is that：
Position on the side wall of the battery case 1 positioned at 7 back of draft fan offers air inlet 3, on the side wall of battery case 1 Air outlet 4 is offered with the position of 7 face of draft fan, and air inlet 3,4 face of air outlet are arranged.The top of the power battery 2 Portion is evenly arranged with a plurality of cooling fin 21, and adjacent cooling fin 21 is arranged in parallel.The side wall and bottom wall of the battery case 1 On be covered with heat-insulation noise-reduction protective layer 11, the heat-insulation noise-reduction protective layer 11 and the connection type of battery case 1 are Nian Jie.
Embodiment 3：
Substance with embodiment 1, the difference is that：
The water-cooling system includes water pump 5 and water flow circuits 51, and water pump 5 is communicated with one end of water flow circuits 51, and flow is returned The other end on road 51 wriggle drawing-in power battery 2 bottom and then communicated with water pump 5.The sinuous side of the water flow circuits 51 Formula is Back Word type, snakelike or Z-shaped of turning back.
The foregoing is merely the better embodiment of the present invention, protection scope of the present invention is not with the above embodiment Limit, as long as those of ordinary skill in the art should all be included in power according to equivalent modification or variation made by disclosed content In protection domain described in sharp claim.

Claims (8)

1. a kind of power output battery pack, including battery case (1), power battery (2) and cooling device, the power battery (2) Positioned at the center position of battery case (1), and cooling device is provided on battery case (1), it is characterised in that：
The cooling device includes water-cooling system and air cooling system, and the air cooling system includes draft fan (7) and temperature controller (6), and draft fan (7) is connected by temperature controller (6) with power supply；
The temperature controller (6) includes metal shell (61), input power cord (62), output power line (63), electrical piece (64), insulated column (65) and the thermal sensitive piece (66) of bar shaped, one end of the input power cord (62) are connected with draft fan (7) It connects, the other end of input power cord (62) extends to the inside of metal shell (61) after the left wall of metal shell (61), defeated The one end for going out power cord (63) is connected with power supply, and the other end of output power line (63) is after the right wall of metal shell (61) The inside of metal shell (61) is extended to, the other end face of the other end and input power cord (62) of output power line (63) is set It sets, there are one electrical pieces (64) for the surface suspension of output power line (63) other end, input power cord (62) other end, this is logical The area of electric piece (64) is more than output power line (63), the spacing of input power cord (62), and the back of electrical piece (64) passes through exhausted It is connected in the middle part of edge column (65) and thermal sensitive piece (66), is opened up on both ends insertion metal shell (61) roof of thermal sensitive piece (66) In roof mouth (611).
2. a kind of power output battery pack according to claim 1, it is characterised in that：On the side wall of the battery case (1) Air inlet (3) is offered positioned at the position at draft fan (7) back, the position on the side wall of battery case (1) with draft fan (7) face Air outlet (4) is offered, and air inlet (3), air outlet (4) face are arranged.
3. a kind of power output battery pack according to claim 1 or 2, it is characterised in that：The water-cooling system includes water (5) and water flow circuits (51) are pumped, water pump (5) is communicated with one end of water flow circuits (51), and the other end of water flow circuits (51) wriggles It the bottom of drawing-in power battery (2) and then is communicated with water pump (5).
4. a kind of power output battery pack according to claim 3, it is characterised in that：The water flow circuits (51) are wriggled Mode is Back Word type, snakelike or Z-shaped of turning back.
5. a kind of power output battery pack according to claim 1, it is characterised in that：The top of the power battery (2) It is evenly arranged with a plurality of cooling fin (21), and adjacent cooling fin (21) is arranged in parallel.
6. a kind of power output battery pack according to claim 1, it is characterised in that：The side wall of the battery case (1) and Heat-insulation noise-reduction protective layer (11) is covered on bottom wall, the connection type of the heat-insulation noise-reduction protective layer (11) and battery case (1) is viscous It connects.
7. a kind of power output battery pack according to claim 1, it is characterised in that：The insulated column (65) is T junction Structure, including the column base (651) being vertically connected with and mast (652), the top of column base (651) are connected with thermal sensitive piece (66), column base (651) the top vertical connection of bottom and mast (652), the bottom of mast (652) is vertical with the top of electrical piece (64) to be connected It connects, the bottom hovering of electrical piece (64) is in output power line (63), the surface of input power cord (62).
8. a kind of power output battery pack according to claim 1, it is characterised in that：It is set at the top of the thermal sensitive piece (66) It is equipped with groove (661), the junction face of the groove (661) and insulated column (65), thermal sensitive piece (66) is arranged.
CN201710193649.3A 2017-03-28 2017-03-28 A kind of power output battery pack Pending CN108666677A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710193649.3A CN108666677A (en) 2017-03-28 2017-03-28 A kind of power output battery pack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710193649.3A CN108666677A (en) 2017-03-28 2017-03-28 A kind of power output battery pack

Publications (1)

Publication Number Publication Date
CN108666677A true CN108666677A (en) 2018-10-16

Family

ID=63785862

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710193649.3A Pending CN108666677A (en) 2017-03-28 2017-03-28 A kind of power output battery pack

Country Status (1)

Country Link
CN (1) CN108666677A (en)

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Application publication date: 20181016

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