CN111613844B - Lithium battery with temperature monitoring function - Google Patents
Lithium battery with temperature monitoring function Download PDFInfo
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- CN111613844B CN111613844B CN202010500607.1A CN202010500607A CN111613844B CN 111613844 B CN111613844 B CN 111613844B CN 202010500607 A CN202010500607 A CN 202010500607A CN 111613844 B CN111613844 B CN 111613844B
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- lower channel
- channels
- temperature monitoring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4285—Testing apparatus
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- 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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- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a lithium battery with a temperature monitoring function, which comprises a storage battery body and heat dissipation units fixed on the side surfaces of the storage battery body, wherein the heat dissipation units are arranged on two opposite side surfaces of the storage battery, each heat dissipation unit comprises a lower channel unit and an upper channel unit positioned above the lower channel unit, a horizontal measurement channel is formed between the lower channel unit and the upper channel unit, a sliding unit is arranged in each horizontal measurement channel, and each sliding unit comprises a temperature sensor. The storage battery has good heat dissipation and temperature monitoring functions.
Description
Technical Field
The invention relates to the field of storage batteries, in particular to a lithium battery with a temperature monitoring function.
Background
A "lithium battery" is a type of battery using a nonaqueous electrolyte solution, which uses lithium metal or a lithium alloy as a positive/negative electrode material. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. At 70 s of the 20 th century, m.s. whittingham proposed and began to study lithium ion batteries. The chemical characteristics of lithium metal are very active, so that the processing, storage and use of lithium metal have very high requirements on environment. With the development of science and technology, lithium batteries have become the mainstream. Lithium batteries have a large amount of stored electricity and are lightweight, and have many advantages over lead-acid batteries, but have disadvantages such as easily increased temperature and unstable performance. And therefore requires more processing for temperature monitoring and heat dissipation.
Disclosure of Invention
The invention aims to: the invention aims to overcome the defects of the prior art and provides a lithium battery with a temperature monitoring function.
The technical scheme is as follows: the utility model provides a lithium battery with temperature monitoring function, includes the battery body and is fixed in the radiating element of battery body side, two of them opposite sides of battery install radiating element, radiating element includes lower channel unit and is located the upper channel unit of lower channel unit top, form the horizontal measurement passageway between lower channel unit and the upper channel unit, and have between upper channel unit and the lower channel unit and shelter from horizontal measurement passageway's horizontal cover portion, upper channel unit has a plurality of upper channels, lower channel unit has a plurality of lower channels, the quantity of upper channel and lower channel equals and both one-to-one, the top of a lower channel is aimed at to the bottom of every upper channel, the bottom of lower channel unit is fixed with the horizontal pipe, the fan is installed to the tip of horizontal pipe, the horizontal pipe all communicates with the bottom of all lower channels; a bearing mounting plate is arranged at one end of the horizontal measuring channel, a motor seat is arranged at the other end of the horizontal measuring channel, a bearing is arranged at the bearing mounting plate, a motor is arranged at the motor seat, a screw rod is connected between a motor shaft of the motor and the bearing, and a sliding unit positioned in the horizontal measuring unit is arranged on the screw rod in a penetrating manner; the sliding unit comprises a sliding block and an outer shell connected with the sliding block, the sliding block is provided with a threaded hole meshed with the screw rod, the outer shell is connected with a first movable sealing plate through a first spring, the outer shell is connected with a second movable sealing plate through a second spring, the first movable sealing plate is used for sealing the top end of the lower channel, the second movable sealing plate is used for sealing the bottom end of the upper channel, an inner shell is further arranged in the outer shell, the inner shell is connected with the outer shell through a third spring, and a temperature sensor is arranged in the inner shell.
Further, the opening edge of the inner shell is also provided with a sealing gasket.
Further, the inner housing is a cylindrical housing.
Further, the horizontal measuring channel is provided with a sliding rail, and the outer shell is provided with a sliding groove matched with the sliding block.
Further, the number of the sliding rails and the number of the sliding grooves are 2; the two slide rails are parallel to each other.
Further, the number of the upper channels and the lower channels is 6 or more.
Further, the storage battery body is internally provided with a plurality of electric cores, and the electric cores are arranged in a row; the number of the upper channels is greater than or equal to the number of the battery cells; the length direction of the horizontal measurement channel is the same as the arrangement direction of the plurality of electric cores.
Further, the lower channel and the upper channel are both cuboid, and the sections of the lower channel and the upper channel are equal; the first movable plate and the second movable plate are rectangular and have the same area; the area of the first movable plate is larger than the area of the top opening of the lower channel and smaller than 1.5 times of the area of the top opening of the lower channel.
The beneficial effects are that: the storage battery can effectively dissipate heat of the storage battery body, and can effectively monitor the temperature of the outer sides of the plurality of battery cores, so that the heat dissipation and the temperature monitoring of the storage battery are more comprehensive, and the stable use of the storage battery is facilitated.
Drawings
FIG. 1 is a schematic view of a first view of a battery;
FIG. 2 is a schematic view of a second view of the battery (with the horizontal cover hidden);
FIG. 3 is a schematic view of a first view of a sliding unit;
fig. 4 is a schematic view of a second view of the sliding unit.
Detailed Description
Reference numerals: 1, a storage battery body; 1.1 pole; 2.1 lower channel unit; 2.2 upper channel units; 2.3 a horizontal cover portion; 3.1 a motor; 3.2 bearing mounting plates; 3.3 screw rods; 3.4 sliding rails; 4 a sliding unit; 4.1 a first movable plate; 4.2 a second movable plate; 4.3 an outer shell; 4.4 sliding blocks; 4.5 inner housing; 4.6 sealing gaskets; 4.7 a temperature sensor; 4.8 sliding grooves; 5.1 a fan; 5.2 horizontal tubes.
As shown in the figure: the lithium battery with the temperature monitoring function comprises a storage battery body 1 and a heat radiating unit fixed on the side surface of the storage battery body 1, wherein two opposite side surfaces of the storage battery are provided with the heat radiating unit, the heat radiating unit comprises a lower channel unit 2.1 and an upper channel unit 2.2 positioned above the lower channel unit 2.1, a horizontal measuring channel is formed between the lower channel unit 2.1 and the upper channel unit 2.2, a horizontal cover part 2.3 for shielding the horizontal measuring channel is arranged between the upper channel unit 2.2 and the lower channel unit 2.1, the upper channel unit 2.2 is provided with a plurality of upper channels, the lower channel unit 2.1 is provided with a plurality of lower channels, the upper channels and the lower channels are equal in number and are in one-to-one correspondence, the bottom end of each upper channel is aligned with the top end of one lower channel, a horizontal pipe 5.2 is fixed at the bottom end of the lower channel unit 2.1, a fan 5.1 is arranged at the end of the horizontal pipe 5.2, and the horizontal pipe 5.2 is communicated with the bottom ends of all lower channels; a bearing mounting plate 3.2 is arranged at one end of the horizontal measuring channel, a motor seat is arranged at the other end of the horizontal measuring channel, a bearing is arranged at the bearing mounting plate, a motor 3.1 is arranged at the motor seat, a screw rod 3.3 is connected between a motor shaft of the motor 3.1 and the bearing, and a sliding unit 4 positioned in the horizontal measuring unit is arranged on the screw rod in a penetrating manner; the sliding unit comprises a sliding block 4.4 and an outer shell 4.3 connected with the sliding block 4.4, the sliding block 4.4 is provided with a threaded hole meshed with a screw rod 3.3, the outer shell 4.3 is connected with a first movable sealing plate 4.1 through a first spring, the outer shell 4.3 is connected with a second movable sealing plate 4.2 through a second spring, the first movable sealing plate 4.1 is used for sealing the top end of a lower channel, the second movable sealing plate 4.2 is used for sealing the bottom end of an upper channel, an inner shell 4.5 is further installed in the outer shell 4.3, the inner shell 4.5 is connected with the outer shell 4.3 through a third spring, and a temperature sensor 4.7 is arranged in the inner shell 4.5.
The opening edge of the inner housing 4.5 is also provided with a gasket 4.6. The inner housing 4.5 is a cylindrical housing. The horizontal measuring channel is provided with a sliding rail 3.4, and the outer shell 4.3 is provided with a sliding groove matched with the sliding block. The sliding rail 3.4 and the sliding groove 4.8 are respectively provided with 2 parts; the two slide rails 3.4 are parallel to each other. The number of the upper channels and the number of the lower channels are more than or equal to 6. The storage battery body is internally provided with a plurality of electric cores, and the electric cores are arranged in a row; the number of the upper channels is greater than or equal to the number of the battery cells; the length direction of the horizontal measurement channel is the same as the arrangement direction of the plurality of electric cores. The lower channel and the upper channel are both cuboid, and the sections of the lower channel and the upper channel are equal; the first movable plate and the second movable plate are rectangular and have the same area; the area of the first movable plate is larger than the area of the top opening of the lower channel and smaller than 1.5 times of the area of the top opening of the lower channel.
As shown in the figure, the air flow generated by the fan passes through the horizontal pipe, passes through the lower channel and enters the upper channel, so that the outer side wall of the storage battery is cooled, and in the cooling process, the motor can drive the sliding unit to reciprocate intermittently, and the air flow stays between the upper channel and the lower channel of each group (for example, stays for 10 minutes) once and stays between the upper channel and the lower channel of each group, when stays between the upper channel and the lower channel of a certain group, the first movable plate seals the lower channel, the second movable plate seals the upper channel, so that the air-cooled air flow of the upper channel and the lower channel of the group is stopped. (more preferably, each group of upper and lower channels corresponds to one cell, and the number of the groups of upper and lower channels is equal to the number of the cells); and sealing gasket and horizontal measurement passageway are sealed to temperature sensor carries out the temperature measurement, and the temperature of measuring is mainly just the temperature of the lateral wall of this position battery, has discharged the influence of forced air cooling air current, thereby the detection to the outside temperature of battery is more objective accurate, and can detect the temperature of the lateral wall of each electric core in proper order.
While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the scope of the invention as defined in the following claims.
Claims (6)
1. The lithium battery with the temperature monitoring function is characterized by comprising a storage battery body and heat dissipation units fixed on the side surfaces of the storage battery body, wherein the heat dissipation units are arranged on two opposite side surfaces of the storage battery, each heat dissipation unit comprises a lower channel unit and an upper channel unit positioned above the lower channel unit, a horizontal measuring channel is formed between the lower channel unit and the upper channel unit, a horizontal cover part for shielding the horizontal measuring channel is arranged between the upper channel unit and the lower channel unit, the upper channel unit is provided with a plurality of upper channels, the lower channel unit is provided with a plurality of lower channels, the upper channels and the lower channels are equal in number and are in one-to-one correspondence, the bottom end of each upper channel is aligned with the top end of one lower channel, a horizontal pipe is fixed at the bottom end of each lower channel unit, a fan is arranged at the end of each horizontal pipe, and the horizontal pipe is communicated with the bottom ends of all lower channels; a bearing mounting plate is arranged at one end of the horizontal measuring channel, a motor seat is arranged at the other end of the horizontal measuring channel, a bearing is arranged at the bearing mounting plate, a motor is arranged at the motor seat, a screw rod is connected between a motor shaft of the motor and the bearing, and a sliding unit positioned in the horizontal measuring unit is arranged on the screw rod in a penetrating manner; the sliding unit comprises a sliding block and an outer shell connected with the sliding block, the sliding block is provided with a threaded hole meshed with the screw rod, the outer shell is connected with a first movable sealing plate through a first spring, the outer shell is connected with a second movable sealing plate through a second spring, the first movable sealing plate is used for sealing the top end of the lower channel, the second movable sealing plate is used for sealing the bottom end of the upper channel, an inner shell is further arranged in the outer shell, the inner shell is connected with the outer shell through a third spring, and a temperature sensor is arranged in the inner shell; the storage battery body is internally provided with a plurality of electric cores, and the electric cores are arranged in a row; the number of the upper channels is greater than or equal to the number of the battery cells; the length direction of the horizontal measurement channel is the same as the arrangement direction of the plurality of electric cores; the lower channel and the upper channel are both cuboid, and the sections of the lower channel and the upper channel are equal; the first movable sealing plate and the second movable sealing plate are rectangular and have the same area; the area of the first movable sealing plate is larger than the area of the top opening of the lower channel and smaller than 1.5 times of the area of the top opening of the lower channel.
2. The lithium battery with a temperature monitoring function according to claim 1, wherein the opening edge of the inner case further has a gasket.
3. The lithium battery with temperature monitoring function according to claim 1, wherein the inner case is a cylindrical case.
4. The lithium battery with temperature monitoring function according to claim 1, wherein the horizontal measuring channel is provided with a sliding rail, and the outer shell is provided with a sliding groove matched with the sliding block.
5. The lithium battery with temperature monitoring function according to claim 4, wherein the sliding rail and the sliding groove are 2; the two slide rails are parallel to each other.
6. The lithium battery with a temperature monitoring function according to claim 1, wherein the number of the upper channels and the lower channels is 6 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010500607.1A CN111613844B (en) | 2020-06-04 | 2020-06-04 | Lithium battery with temperature monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010500607.1A CN111613844B (en) | 2020-06-04 | 2020-06-04 | Lithium battery with temperature monitoring function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111613844A CN111613844A (en) | 2020-09-01 |
| CN111613844B true CN111613844B (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010500607.1A Active CN111613844B (en) | 2020-06-04 | 2020-06-04 | Lithium battery with temperature monitoring function |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207637878U (en) * | 2018-01-02 | 2018-07-20 | 江苏正崴新能源科技有限公司 | A kind of lithium battery group with heat sinking function |
| CN109713398A (en) * | 2019-01-24 | 2019-05-03 | 风帆（扬州）有限责任公司 | A kind of energy storage battery based on novel internal structure |
| CN109904556A (en) * | 2019-01-31 | 2019-06-18 | 扬州市永达电源有限公司 | A kind of energy storage battery based on radiating structure |
| CN109920948A (en) * | 2019-01-31 | 2019-06-21 | 扬州市永达电源有限公司 | A kind of high-strength anti-seismic new-energy automobile lithium battery |
-
2020
- 2020-06-04 CN CN202010500607.1A patent/CN111613844B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207637878U (en) * | 2018-01-02 | 2018-07-20 | 江苏正崴新能源科技有限公司 | A kind of lithium battery group with heat sinking function |
| CN109713398A (en) * | 2019-01-24 | 2019-05-03 | 风帆（扬州）有限责任公司 | A kind of energy storage battery based on novel internal structure |
| CN109904556A (en) * | 2019-01-31 | 2019-06-18 | 扬州市永达电源有限公司 | A kind of energy storage battery based on radiating structure |
| CN109920948A (en) * | 2019-01-31 | 2019-06-21 | 扬州市永达电源有限公司 | A kind of high-strength anti-seismic new-energy automobile lithium battery |
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| Publication number | Publication date |
|---|---|
| CN111613844A (en) | 2020-09-01 |
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