CN111063841A - New energy automobile power battery box body bottom plate and single-side blowing process thereof - Google Patents
New energy automobile power battery box body bottom plate and single-side blowing process thereof Download PDFInfo
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- CN111063841A CN111063841A CN201911322507.8A CN201911322507A CN111063841A CN 111063841 A CN111063841 A CN 111063841A CN 201911322507 A CN201911322507 A CN 201911322507A CN 111063841 A CN111063841 A CN 111063841A
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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
- 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
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
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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
- H01M10/60—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
- H01M10/6554—Rods or plates
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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
- H01M10/60—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
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
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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
- H01M10/60—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
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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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
Abstract
The invention relates to the related technical field of power batteries, in particular to a new energy automobile power battery box body bottom plate and a single-side blowing process thereof. The invention has novel design, adopts the single-side blowing technology to form a cooling flow channel on one side of the lower substrate, and sends cooling liquid to the bottom of the box body after being connected with the battery box body to take away heat, thereby realizing high-efficiency and rapid cooling and having good cooling effect.
Description
Technical Field
The invention relates to the technical field of power batteries, in particular to a new energy automobile power battery box body bottom plate and a single-side inflation process thereof.
Background
The power battery is a power source for providing power source for the tool, and is a storage battery for providing power for electric automobiles, electric trains, electric bicycles and golf carts.
Which is mainly distinguished from a starting battery for starting an engine of an automobile. Valve-port sealed lead-acid batteries, open tubular lead-acid batteries and lithium iron phosphate batteries are mostly used.
Current power battery places and deposits in the battery box, and easy to assemble, but power battery can produce the heat in the course of the work, consequently need adopt cooling device to carry out cooling treatment, and current box generally is with forced air cooling or water cooling, and the cooling effect is not good, generally establishes independent cooling system in addition, and the structure is great, lets the volume of box great.
Disclosure of Invention
The invention aims to provide a new energy automobile power battery box body bottom plate and a single-side blowing process thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an aluminum alloy new energy automobile power battery box bottom plate, aluminum alloy new energy automobile power battery box bottom plate includes upper substrate and infrabasal plate, the upper substrate is fixed with the infrabasal plate, the infrabasal plate is kept away from one side of upper substrate is provided with the cooling runner that adopts the inflation to form, and cooling runner and the air inlet intercommunication of setting at the infrabasal plate side, the both sides end of infrabasal plate is provided with the extension, is provided with connecting portion on the extension, connecting portion are used for connecting the battery box.
As a further scheme of the invention: the connecting part comprises a mounting hole arranged on the extending part and a fixing hole penetrating through the side wall of the mounting hole, and the mounting hole is used for inserting and placing a connecting piece at the bottom of the battery box body.
As a still further scheme of the invention: and a protruding part is arranged on one side of the upper substrate, which is far away from the lower substrate, and the horizontal area of the protruding part is smaller than that of the upper substrate.
As a still further scheme of the invention: the upper substrate and the lower substrate are both made of aluminum materials.
A single-side blowing process for a bottom plate of a power battery box body of an aluminum alloy new energy automobile comprises the following steps:
s1, cutting and forming two aluminum plates with different thicknesses, roughening one surfaces of the two aluminum plates by using a roughening device, cleaning the aluminum plates, and cooling the aluminum plates to room temperature;
s2, forming a graphite circuit on the roughened surface of the thick aluminum plate by a graphite printing method;
s3, attaching the roughened surface of the thin aluminum plate and the surface, provided with the graphite circuit, of the thick aluminum plate, and fixing to form a composite substrate;
s4, placing the composite substrate into a heating furnace for heating for 10-20min, and taking out the thick composite substrate for hot rolling to form a composite aluminum plate;
s5, performing softening degradation treatment on the composite aluminum plate, rapidly cooling the composite aluminum plate in a water circulation cooling mode, then performing drilling treatment on the position of the graphite line on the composite aluminum plate, and prying up the air inlet pipe orifice;
s6, placing the composite aluminum plate into a blowing die, and blowing the composite aluminum plate by high-pressure gas to form the composite aluminum plate with one flat surface and the other surface provided with a raised cooling flow channel;
and S7, welding extension plates at two ends of one surface, provided with the cooling flow channels 4, of the composite aluminum plate, and drilling the extension plates to form mounting holes and fixing holes.
As a still further scheme of the invention: the heating time of the composite substrate in the heating furnace is 12-16 min.
As a still further scheme of the invention: the heating time of the composite substrate in the heating furnace is 14 min.
Compared with the prior art, the invention has the beneficial effects that: the invention has novel design, adopts the single-side blowing technology to form a cooling flow channel on one side of the lower substrate, and sends cooling liquid to the bottom of the box body after being connected with the battery box body to take away heat, thereby realizing high-efficiency and quick cooling, having good cooling effect and small occupied space.
Drawings
FIG. 1 is a schematic structural diagram of a power battery box body bottom plate of an aluminum alloy new energy automobile.
In the figure: 1-lug boss, 2-upper substrate, 3-lower substrate, 4-cooling flow channel, 5-air inlet, 6-mounting hole and 7-fixing hole.
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, in an embodiment of the present invention, the aluminum alloy new energy automobile power battery box bottom plate includes an upper substrate 2 and a lower substrate 3, the upper substrate 2 and the lower substrate 3 are fixed, a cooling flow channel 4 formed by inflation is disposed on one side of the lower substrate 3 away from the upper substrate 2, the cooling flow channel 4 is communicated with an air inlet 5 disposed at a side end of the lower substrate 3, two side ends of the lower substrate 3 are provided with extending portions, and the extending portions are provided with connecting portions for connecting a battery box.
In the embodiment of the invention, a cooling flow channel is formed on one surface of the lower substrate 3 by adopting a single-surface blowing technology, and after the lower substrate is connected with the battery box body, cooling liquid is sent to the bottom of the box body to take away heat, so that efficient and rapid cooling is realized, and the cooling effect is good.
In the embodiment of the invention, the arranged extension part and the connecting part can facilitate the installation of the battery box body and have high stability.
As an embodiment of the invention, the connecting part comprises a mounting hole 6 arranged on the extending part and a fixing hole 7 penetrating through the side wall of the mounting hole 6, and the mounting hole 6 is used for inserting and placing a connecting piece at the bottom of the battery box body.
In the embodiment of the invention, it can be understood that the connecting piece at the bottom of the battery box body can be preset and directly matched with the mounting hole 6 to facilitate the mounting of the battery box body, and the fixing hole 7 is used for inserting and placing a bolt to realize the fixing of the connecting piece after the connecting piece is inserted and placed in the mounting hole 6.
As an embodiment of the present invention, a side of the upper substrate 2 away from the lower substrate 3 is provided with a protrusion 1, and a horizontal area of the protrusion 1 is smaller than a horizontal area of the upper substrate 2.
In the embodiment of the invention, the horizontal area of the bulge part 1 is smaller, and a step is formed with the upper substrate 2, so that the battery box body can be clamped.
As an embodiment of the present invention, the upper substrate 2 and the lower substrate 3 are made of aluminum material.
As an embodiment of the invention, a single-side blowing process of a bottom plate of a power battery box body of an aluminum alloy new energy automobile comprises the following steps:
s1, cutting and forming two aluminum plates with different thicknesses, roughening one surfaces of the two aluminum plates by using a roughening device, cleaning the aluminum plates, and cooling the aluminum plates to room temperature;
s2, forming a graphite circuit on the roughened surface of the thick aluminum plate by a graphite printing method;
s3, attaching the roughened surface of the thin aluminum plate and the surface, provided with the graphite circuit, of the thick aluminum plate, and fixing to form a composite substrate;
s4, placing the composite substrate into a heating furnace for heating for 10-20min, and taking out the thick composite substrate for hot rolling to form a composite aluminum plate;
s5, performing softening degradation treatment on the composite aluminum plate, rapidly cooling the composite aluminum plate in a water circulation cooling mode, then performing drilling treatment on the position of the graphite line on the composite aluminum plate, and prying up the air inlet pipe orifice;
s6, placing the composite aluminum plate into a blowing die, and blowing the composite aluminum plate by high-pressure gas to form the composite aluminum plate with one flat surface and the other surface provided with the raised cooling flow channel 4;
s7, welding extension plates to both ends of one surface of the composite aluminum plate having the cooling flow channels 4, and drilling the extension plates to form the mounting holes 6 and the fixing holes 7.
In the embodiment of the present invention, the operation of the roughening device is mainly realized by the cooperation of the steel wire roller and the driving mechanism, and the detailed description of the present invention is omitted.
As an embodiment of the invention, a single-side blowing process of a bottom plate of a power battery box body of an aluminum alloy new energy automobile comprises the following steps:
s1, cutting and forming two aluminum plates with different thicknesses, roughening one surfaces of the two aluminum plates by using a roughening device, cleaning the aluminum plates, and cooling the aluminum plates to room temperature;
s2, forming a graphite circuit on the roughened surface of the thick aluminum plate by a graphite printing method;
s3, attaching the roughened surface of the thin aluminum plate and the surface, provided with the graphite circuit, of the thick aluminum plate, and fixing to form a composite substrate;
s4, placing the composite substrate into a heating furnace for heating for 12-16min, and taking out the thick composite substrate for hot rolling to form a composite aluminum plate;
s5, performing softening degradation treatment on the composite aluminum plate, rapidly cooling the composite aluminum plate in a water circulation cooling mode, then performing drilling treatment on the position of the graphite line on the composite aluminum plate, and prying up the air inlet pipe orifice;
s6, placing the composite aluminum plate into a blowing die, and blowing the composite aluminum plate by high-pressure gas to form the composite aluminum plate with one flat surface and the other surface provided with the raised cooling flow channel 4;
s7, welding extension plates to both ends of one surface of the composite aluminum plate having the cooling flow channels 4, and drilling the extension plates to form the mounting holes 6 and the fixing holes 7.
As an embodiment of the invention, a single-side blowing process of a bottom plate of a power battery box body of an aluminum alloy new energy automobile comprises the following steps:
s1, cutting and forming two aluminum plates with different thicknesses, roughening one surfaces of the two aluminum plates by using a roughening device, cleaning the aluminum plates, and cooling the aluminum plates to room temperature;
s2, forming a graphite circuit on the roughened surface of the thick aluminum plate by a graphite printing method;
s3, attaching the roughened surface of the thin aluminum plate and the surface, provided with the graphite circuit, of the thick aluminum plate, and fixing to form a composite substrate;
s4, placing the composite substrate into a heating furnace for heating for 14min, and taking out the thick composite substrate for hot rolling to form a composite aluminum plate;
s5, performing softening degradation treatment on the composite aluminum plate, rapidly cooling the composite aluminum plate in a water circulation cooling mode, then performing drilling treatment on the position of the graphite line on the composite aluminum plate, and prying up the air inlet pipe orifice;
s6, placing the composite aluminum plate into a blowing die, and blowing the composite aluminum plate by high-pressure gas to form the composite aluminum plate with one flat surface and the other surface provided with the raised cooling flow channel 4;
s7, welding extension plates to both ends of one surface of the composite aluminum plate having the cooling flow channels 4, and drilling the extension plates to form the mounting holes 6 and the fixing holes 7.
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 an aluminum alloy new energy automobile power battery box bottom plate, a serial communication port, aluminum alloy new energy automobile power battery box bottom plate includes upper substrate (2) and infrabasal plate (3), upper substrate (2) are fixed with infrabasal plate (3), infrabasal plate (3) are kept away from one side of upper substrate (2) is provided with cooling runner (4) that adopt the inflation to form, and cooling runner (4) and air inlet (5) the intercommunication of setting at infrabasal plate (3) side, the both sides end of infrabasal plate (3) is provided with the extension, is provided with connecting portion on the extension, connecting portion are used for connecting the battery box.
2. The aluminum alloy new energy automobile power battery box body bottom plate is characterized in that the connecting portion comprises a mounting hole (6) formed in the extending portion and a fixing hole (7) penetrating through the side wall of the mounting hole (6), and the mounting hole (6) is used for inserting and placing a connecting piece at the bottom of the battery box body.
3. The aluminum alloy new energy automobile power battery box bottom plate according to claim 1, characterized in that a protruding portion (1) is arranged on one side of the upper substrate (2) far away from the lower substrate (3), and the horizontal area of the protruding portion (1) is smaller than that of the upper substrate (2).
4. The aluminum alloy new energy automobile power battery box bottom plate as claimed in claim 1, wherein the upper base plate (2) and the lower base plate (3) are both made of aluminum material.
5. The single-side blowing process of the aluminum alloy new energy automobile power battery box body bottom plate according to any one of claims 1 to 4, characterized by comprising the following steps:
s1, cutting and forming two aluminum plates with different thicknesses, roughening one surfaces of the two aluminum plates by using a roughening device, cleaning the aluminum plates, and cooling the aluminum plates to room temperature;
s2, forming a graphite circuit on the roughened surface of the thick aluminum plate by a graphite printing method;
s3, attaching the roughened surface of the thin aluminum plate and the surface, provided with the graphite circuit, of the thick aluminum plate, and fixing to form a composite substrate;
s4, placing the composite substrate into a heating furnace for heating for 10-20min, and taking out the thick composite substrate for hot rolling to form a composite aluminum plate;
s5, performing softening degradation treatment on the composite aluminum plate, rapidly cooling the composite aluminum plate in a water circulation cooling mode, then performing drilling treatment on the position of the graphite line on the composite aluminum plate, and prying up the air inlet pipe orifice;
s6, placing the composite aluminum plate into a blowing die, and blowing the composite aluminum plate by high-pressure gas to form the composite aluminum plate with one flat surface and the other surface provided with the raised cooling flow channel (4);
and S7, welding extension plates at two ends of one surface, provided with the cooling flow channels (4), of the composite aluminum plate, and drilling the extension plates to form mounting holes (6) and fixing holes (7).
6. The single-side blowing process of the aluminum alloy new energy automobile power battery box body bottom plate is characterized in that the composite substrate is heated in a heating furnace for 12-16 min.
7. The single-side blowing process of the aluminum alloy new energy automobile power battery box body bottom plate is characterized in that the composite substrate is heated in a heating furnace for 14 min.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201911322507.8A CN111063841A (en) | 2019-12-20 | 2019-12-20 | New energy automobile power battery box body bottom plate and single-side blowing process thereof |
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CN201911322507.8A CN111063841A (en) | 2019-12-20 | 2019-12-20 | New energy automobile power battery box body bottom plate and single-side blowing process thereof |
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CN111063841A true CN111063841A (en) | 2020-04-24 |
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CN201911322507.8A Pending CN111063841A (en) | 2019-12-20 | 2019-12-20 | New energy automobile power battery box body bottom plate and single-side blowing process thereof |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103464966A (en) * | 2013-08-21 | 2013-12-25 | 浙江嘉熙光电设备制造有限公司 | Pure aluminum plate single-side blow-up process |
CN207690957U (en) * | 2017-12-15 | 2018-08-03 | 广东亿纬赛恩斯新能源系统有限公司 | A kind of cooling device and battery system |
CN109786893A (en) * | 2019-02-01 | 2019-05-21 | 苏州安靠电源有限公司 | Inflation type temperature-uniforming plate and battery pack |
CN209312826U (en) * | 2018-11-15 | 2019-08-27 | 宁德时代新能源科技股份有限公司 | Cabinet and battery pack for battery pack |
CN110224204A (en) * | 2019-03-22 | 2019-09-10 | 苏州安靠电源有限公司 | Water-cooled plate and the battery pack for configuring the water-cooled plate |
CN110430736A (en) * | 2019-08-13 | 2019-11-08 | 常州恒创热管理有限公司 | A kind of inflation molding phase transformation temperature-uniforming plate and processing method, electronic equipment |
-
2019
- 2019-12-20 CN CN201911322507.8A patent/CN111063841A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103464966A (en) * | 2013-08-21 | 2013-12-25 | 浙江嘉熙光电设备制造有限公司 | Pure aluminum plate single-side blow-up process |
CN207690957U (en) * | 2017-12-15 | 2018-08-03 | 广东亿纬赛恩斯新能源系统有限公司 | A kind of cooling device and battery system |
CN209312826U (en) * | 2018-11-15 | 2019-08-27 | 宁德时代新能源科技股份有限公司 | Cabinet and battery pack for battery pack |
CN109786893A (en) * | 2019-02-01 | 2019-05-21 | 苏州安靠电源有限公司 | Inflation type temperature-uniforming plate and battery pack |
CN110224204A (en) * | 2019-03-22 | 2019-09-10 | 苏州安靠电源有限公司 | Water-cooled plate and the battery pack for configuring the water-cooled plate |
CN110430736A (en) * | 2019-08-13 | 2019-11-08 | 常州恒创热管理有限公司 | A kind of inflation molding phase transformation temperature-uniforming plate and processing method, electronic equipment |
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Application publication date: 20200424 |