CN111987260A - Safe energy storage device of battery pack - Google Patents
Safe energy storage device of battery pack Download PDFInfo
- Publication number
- CN111987260A CN111987260A CN202010894678.4A CN202010894678A CN111987260A CN 111987260 A CN111987260 A CN 111987260A CN 202010894678 A CN202010894678 A CN 202010894678A CN 111987260 A CN111987260 A CN 111987260A
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- battery
- battery pack
- plate
- pressure measuring
- 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
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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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
-
- 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
- H01M10/65—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
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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
Abstract
The invention discloses a safe energy storage device of a battery pack, which comprises a bottom plate, heat dissipation fans and partition plates, wherein the heat dissipation fans are symmetrically arranged on the central axis of the upper side of the bottom plate, the partition plates are arranged in the center of the upper side of the bottom plate, single batteries are symmetrically arranged on two sides of each partition plate, fixing grooves are symmetrically arranged on one sides of the single batteries up and down, and heat dissipation plates are arranged between the fixing grooves. Has the advantages that: according to the invention, through the arranged heat dissipation plate, the fixing groove, the clamping and fixing strip, the heat dissipation fan, the fan blade and the isolation grid, the heat of the single battery can be conducted to the heat dissipation plate, and the heat dissipation fan is used for cooling and dissipating heat, so that the heat dissipation efficiency is improved, the safety performance of the battery pack is ensured, the voltage difference between the battery pack or the single battery is measured through the arranged block battery temperature and pressure measuring sensor and the battery pack temperature and pressure measuring sensor, and different currents are adopted for balanced adjustment according to the measured values, so that the energy utilization efficiency is improved.
Description
Technical Field
The invention relates to the field of battery pack energy storage, in particular to a safe energy storage device of a battery pack.
Background
When the battery pack is charged, the energy storage device is needed to ensure that the battery pack obtains effective safe and stable stored electric energy, so that the safe and stable operation of the battery pack is ensured, and the working performance of the battery pack is improved.
When the safety energy storage device of the existing battery pack is used, the heat dissipation of the single battery is performed through the surface of the outer side of the battery, the heat dissipation efficiency is low, and the safety performance of the battery pack is affected.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a safe energy storage device of a battery pack, which has the characteristics of high heat dissipation efficiency of single batteries, current equalization according to the voltage difference between the battery pack or the single batteries and energy utilization efficiency improvement.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention is realized by the following technical scheme: the invention provides a safe energy storage device of a battery pack, which comprises a bottom plate, a heat dissipation fan and a partition plate, the heat dissipation fans are symmetrically arranged on the central axis of the upper side of the bottom plate, the partition plate is arranged in the center of the upper side of the bottom plate, the two sides of the partition board are symmetrically provided with single batteries, one side of each single battery is vertically and symmetrically provided with fixing grooves, a heat dissipation plate is arranged between the fixing grooves, a clamping and fixing strip is arranged at the other side of the single battery corresponding to the fixing groove, a clamping groove is integrally formed on the bottom plate between the heat dissipation fans, a sleeve is arranged on the outer ring side of each heat dissipation fan, the inner side of the upper end of the sleeve is provided with an isolation grid, the upper end of the heat dissipation fan is provided with fan blades, the two sides of the upper end of the separation plate are symmetrically provided with top plates, a battery temperature and pressure measuring sensor is arranged on the upper edge side of the top plate, and a battery pack temperature and pressure measuring sensor is arranged on one side of the battery temperature and pressure measuring sensor.
Furthermore, charging connectors are symmetrically arranged at the upper end of the single battery, a compression laminate is arranged at the center of the lower side of the bottom plate, and the charging connectors are connected with the single battery through riveting.
By adopting the technical scheme, the single battery can be charged through the charging connector, the compressed laminate can compress and cool the extracted air of the heat dissipation fan, and the heat dissipation effect of the heat dissipation fan on the heat dissipation plate is improved.
Furthermore, the compression layer plate is connected with the bottom plate through a buckle, the bottom plate is connected with the top plate through the separation plate, and the separation plate is welded with the top plate.
By adopting the technical scheme, the single battery can be divided into two battery pack modules by the partition plate, so that the heat dissipation and the charging of the single battery are facilitated.
Furthermore, the partition plate is connected with the clamping groove through a clamping groove, the single batteries are connected with the fixing groove through the clamping strip, and the fixing groove is connected with the clamping strip in a sliding mode.
By adopting the technical scheme, the partition plate can be fixed by the clamping groove, and the single batteries can be connected with each other by the connection between the clamping strip and the fixing groove.
Furthermore, the heat dissipation plate is formed on the outer side of the single battery, and the fixing groove and the clamping strip are both glued with the single battery.
By adopting the technical scheme, the heat dissipation plate can dissipate the heat generated by the single battery, so that the heat dissipation efficiency of the single battery is improved.
Furthermore, the block battery temperature and pressure measuring sensor is connected with the top plate through screws, the battery pack temperature and pressure measuring sensor is connected with the top plate through screws, and the lower end of the block battery temperature and pressure measuring sensor is connected with all the single batteries on one side of the partition plate.
By adopting the technical scheme, the block battery temperature and voltage measuring and measuring sensor can measure the temperature and the voltage of each single block battery, and the battery pack temperature and voltage measuring and measuring sensor can measure the temperature and the voltage of the whole battery pack on the two sides of the partition plate.
In conclusion, the invention has the following beneficial effects:
1. in order to solve the problems that when the safety energy storage device of the existing battery pack is used, the heat dissipation of a single battery is performed through the surface of the outer side of the battery, the heat dissipation efficiency is low, and the safety performance of the battery pack is influenced, the heat dissipation device of the invention enables the heat of the single battery to be conducted to the heat dissipation plate through the arranged heat dissipation plate, the fixing groove, the clamping and fixing strip, the heat dissipation fan, the fan blades and the isolation grids, and performs air cooling heat dissipation through the heat dissipation fan, so that the heat dissipation efficiency is improved, and the safety performance of;
2. in order to solve the problems that the current balance cannot be effectively carried out according to the voltage difference between the battery pack or the single battery and the energy utilization efficiency is low when the conventional safe energy storage device is used, the voltage difference between the battery pack or the single battery is measured by the block battery temperature and pressure measuring sensor and the battery pack temperature and pressure measuring sensor, and different currents are adopted for balance adjustment according to the measured values, so that the energy utilization efficiency is improved.
Drawings
Fig. 1 is an exploded view of a safety energy storage device of a battery pack according to the present invention;
fig. 2 is a front view of a single battery in the safety energy storage device of the battery pack according to the present invention;
fig. 3 is a front sectional view of a heat dissipation fan in the safety energy storage device of the battery pack according to the present invention;
fig. 4 is a front view of a base plate in a safety energy storage device of a battery pack according to the present invention;
fig. 5 is an enlarged view of a portion a of the safety energy storage device of the battery pack according to the present invention.
In the figure:
1. a base plate; 2. a single cell; 3. a partition plate; 4. a top plate; 5. a temperature and pressure measuring sensor of the block battery; 6. a battery pack temperature and pressure measuring sensor; 7. a charging connector; 8. a clamping groove; 9. fixing grooves; 10. a heat dissipation plate; 11. clamping and fixing the strip; 12. a heat dissipation fan; 13. a fan blade; 14. an isolation gate; 15. a sleeve; 16. the laminate is compressed.
Detailed Description
The present invention is described in further detail below with reference to figures 1-5.
Referring to fig. 1-5, the present invention provides a technical solution: a safe energy storage device of a battery pack comprises a bottom plate 1, heat dissipation fan 12 and division board 3, 1 upside central axis symmetry of bottom plate is provided with heat dissipation fan 12, 1 upside center of bottom plate is provided with division board 3, 3 bilateral symmetry of division board is provided with monolithic battery 2, monolithic battery 2 one side longitudinal symmetry is provided with fixed slot 9, be provided with heating panel 10 between the fixed slot 9, monolithic battery 2 opposite side is provided with the card solid strip 11 with fixed slot 9 corresponding position, integrated into one piece has card solid groove 8 on the bottom plate 1 between the heat dissipation fan 12, 12 outer loop sides of heat dissipation fan are provided with sleeve pipe 15, 15 upper end inboards of sleeve pipe are provided with barrier 14, 12 upper ends of heat dissipation fan are provided with flabellum 13, 3 upper end bilateral symmetry of division board is provided with roof 4, roof 4 higher authority side is provided with a piece battery temperature measurement pressure measurement sensor 5.
Referring to fig. 1, 2 and 5, the upper end of the single battery 2 is symmetrically provided with a charging connector 7, the center of the lower side of the bottom plate 1 is provided with a compression laminate 16, and the charging connector 7 is connected with the single battery 2 through riveting.
It is worth further explaining that the single battery 2 can be charged through the charging connector 7, and the compression laminate 16 can compress and cool the air extracted by the heat dissipation fan 12, so as to improve the heat dissipation effect of the heat dissipation fan 12 on the heat dissipation plate 10.
Referring to fig. 1, 4 and 5, the compression laminate 16 is connected to the bottom plate 1 by snap fit, the bottom plate 1 is connected to the top plate 4 by the partition plate 3, and the partition plate 3 is welded to the top plate 4.
It should be further noted that the partition plate 3 can divide the single battery 2 into two battery modules, so as to facilitate heat dissipation and charging of the single battery 2.
Referring to fig. 1 and 2, the partition plate 3 is connected to the clamping groove 8 through a clamping groove, the single batteries 2 are connected to each other through a clamping bar 11 and a fixing groove 9, and the fixing groove 9 is slidably connected to the clamping bar 11.
It should be further noted that the clamping groove 8 can fix the partition plate 3, and the connection between the clamping strip 11 and the fixing groove 9 can connect the single batteries 2.
Referring to fig. 2, the heat radiating plate 10 is formed outside the single battery 2, and the fixing grooves 9 and the fastening strips 11 are glued to the single battery 2.
It should be further noted that the heat dissipation plate 10 can dissipate heat generated by the single battery 2, thereby improving the heat dissipation efficiency of the single battery 2.
Referring to fig. 2, the block battery temperature and pressure measuring sensor 5 is connected with the top plate 4 through screws, the battery pack temperature and pressure measuring sensor 6 is connected with the top plate 4 through screws, and the lower end of the block battery temperature and pressure measuring sensor 5 is connected with all single batteries 2 on one side of the partition plate 3.
It is worth further explaining that the block battery temperature and voltage measuring and measuring sensor 5 can measure the temperature and the voltage of each single battery 2, and the battery pack temperature and voltage measuring and measuring sensor 6 can measure the temperature and the voltage of the whole battery pack on the two sides of the partition plate 3.
Through adopting above-mentioned technical scheme, heating panel 10 can in time give off the heat that monoblock battery 2 produced to being blown away by the wind-force that heat dissipation fan 12 produced, and then making monoblock battery 2's radiating efficiency improve greatly, guaranteeing monoblock battery 2's working property, connecting between card solid strip 11 and the fixed slot 9, can be so that firm in connection between the monoblock battery 2, guarantee monoblock battery 2's fixed effect.
The working principle is as follows: when in use, the single batteries 2 are connected and fixed through the fixing grooves 9 and the clamping and fixing strips 11, then the temperature and pressure measuring sensors 5 of the battery blocks on the top plate 4 are connected with the charging connector 7 at the upper end of each single battery 2, the temperature and pressure measuring sensor 6 of the battery pack is electrically connected with the whole battery pack, through the arrangement of the heat dissipation plate 10, the fixing groove 9, the clamping strip 11, the heat dissipation fan 12, the fan blades 13 and the isolation grids 14, the heat of the single battery 2 can be conducted to the heat dissipation plate 10, and the heat dissipation fan 12 is used for air cooling heat dissipation, thereby improving the heat dissipation efficiency, ensuring the safety performance of the battery pack, the voltage difference between the battery pack or the single battery 2 is measured by the arranged block battery temperature and voltage measuring sensor 5 and the battery pack temperature and voltage measuring sensor 6, and different currents are adopted for balance adjustment according to the measured values, so that the energy utilization efficiency is improved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (6)
1. A safe energy storage device of group battery, its characterized in that: the heat dissipation fan comprises a bottom plate (1), heat dissipation fans (12) and a partition plate (3), wherein the heat dissipation fans (12) are symmetrically arranged on the center axis of the upper side of the bottom plate (1), the partition plate (3) is arranged at the center of the upper side of the bottom plate (1), single batteries (2) are symmetrically arranged on two sides of the partition plate (3), fixing grooves (9) are symmetrically arranged on one side of each single battery (2) in an up-and-down manner, a heat dissipation plate (10) is arranged between the fixing grooves (9), clamping fixing strips (11) are arranged at the corresponding positions of the other side of each single battery (2) and the fixing grooves (9), clamping grooves (8) are integrally formed on the bottom plate (1) between the heat dissipation fans (12), a sleeve (15) is arranged on the outer ring side of each heat dissipation fan (12), an isolation grid (14) is arranged, the battery pack temperature and pressure measuring device is characterized in that top plates (4) are symmetrically arranged on two sides of the upper end of the partition plate (3), a block battery temperature and pressure measuring sensor (5) is arranged on the upper side of each top plate (4), and a battery pack temperature and pressure measuring sensor (6) is arranged on one side of each block battery temperature and pressure measuring sensor (5).
2. A safe energy storage device of a battery pack according to claim 1, characterized in that: the charging connector (7) is symmetrically arranged at the upper end of the single battery (2), the compression laminate (16) is arranged at the center of the lower side of the bottom plate (1), and the charging connector (7) is connected with the single battery (2) through riveting.
3. A safe energy storage device of a battery pack according to claim 2, characterized in that: the compression layer plate (16) is connected with the bottom plate (1) through a buckle, the bottom plate (1) is connected with the top plate (4) through the partition plate (3), and the partition plate (3) is welded with the top plate (4).
4. A safe energy storage device of a battery pack according to claim 3, characterized in that: the partition plate (3) is connected with the clamping groove (8) through a clamping groove, the single batteries (2) are connected with the fixing groove (9) through the clamping strip (11), and the fixing groove (9) is in sliding connection with the clamping strip (11).
5. A safe energy storage device of a battery pack according to claim 4, characterized in that: the heat dissipation plate (10) is formed on the outer side of the single battery (2), and the fixing groove (9) and the clamping and fixing strip (11) are both glued with the single battery (2).
6. A safe energy storage device of a battery pack according to claim 5, characterized in that: the battery pack temperature and pressure measuring device is characterized in that the block battery temperature and pressure measuring sensor (5) is connected with the top plate (4) through screws, the battery pack temperature and pressure measuring sensor (6) is connected with the top plate (4) through screws, and the lower end of the block battery temperature and pressure measuring sensor (5) is connected with all the single batteries (2) on one side of the partition plate (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010894678.4A CN111987260A (en) | 2020-08-31 | 2020-08-31 | Safe energy storage device of battery pack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010894678.4A CN111987260A (en) | 2020-08-31 | 2020-08-31 | Safe energy storage device of battery pack |
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CN111987260A true CN111987260A (en) | 2020-11-24 |
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CN202010894678.4A Pending CN111987260A (en) | 2020-08-31 | 2020-08-31 | Safe energy storage device of battery pack |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1949559A (en) * | 2005-10-11 | 2007-04-18 | 戴尔维动力系统有限公司 | Universal battery module and controller therefor |
CN102110797A (en) * | 2011-01-26 | 2011-06-29 | 崔荣龙 | Valve-controlled sealed lead-acid accumulator for electric vehicle |
JP2012164463A (en) * | 2011-02-04 | 2012-08-30 | Mitsubishi Heavy Ind Ltd | Battery module |
CN103701163A (en) * | 2013-12-06 | 2014-04-02 | 深圳市大疆创新科技有限公司 | Battery, aircraft with battery and battery control method |
CN106252536A (en) * | 2016-08-29 | 2016-12-21 | 东莞力朗电池科技有限公司 | The thermal balance data acquisition battery case of replaceable units battery |
CN209804779U (en) * | 2019-11-12 | 2019-12-17 | 深圳小木科技有限公司 | New forms of energy power safety battery |
CN110832668A (en) * | 2017-07-24 | 2020-02-21 | 工机控股株式会社 | Battery pack and electric device using the same |
CN210778714U (en) * | 2019-09-06 | 2020-06-16 | 无锡旭浦能源科技有限公司 | Safe energy storage system of battery pack |
-
2020
- 2020-08-31 CN CN202010894678.4A patent/CN111987260A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1949559A (en) * | 2005-10-11 | 2007-04-18 | 戴尔维动力系统有限公司 | Universal battery module and controller therefor |
CN102110797A (en) * | 2011-01-26 | 2011-06-29 | 崔荣龙 | Valve-controlled sealed lead-acid accumulator for electric vehicle |
JP2012164463A (en) * | 2011-02-04 | 2012-08-30 | Mitsubishi Heavy Ind Ltd | Battery module |
CN103701163A (en) * | 2013-12-06 | 2014-04-02 | 深圳市大疆创新科技有限公司 | Battery, aircraft with battery and battery control method |
CN106252536A (en) * | 2016-08-29 | 2016-12-21 | 东莞力朗电池科技有限公司 | The thermal balance data acquisition battery case of replaceable units battery |
CN110832668A (en) * | 2017-07-24 | 2020-02-21 | 工机控股株式会社 | Battery pack and electric device using the same |
CN210778714U (en) * | 2019-09-06 | 2020-06-16 | 无锡旭浦能源科技有限公司 | Safe energy storage system of battery pack |
CN209804779U (en) * | 2019-11-12 | 2019-12-17 | 深圳小木科技有限公司 | New forms of energy power safety battery |
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Application publication date: 20201124 |