CN212085178U - Low-temperature automatic heating lithium battery - Google Patents
Low-temperature automatic heating lithium battery Download PDFInfo
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- CN212085178U CN212085178U CN202020354967.0U CN202020354967U CN212085178U CN 212085178 U CN212085178 U CN 212085178U CN 202020354967 U CN202020354967 U CN 202020354967U CN 212085178 U CN212085178 U CN 212085178U
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- box body
- battery
- heating
- fixedly connected
- oil
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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 utility model is suitable for the technical field of lithium batteries, and provides a low-temperature automatic heating lithium battery, which comprises a battery assembly, a heat exchange assembly and a heating assembly; through setting up the controller, temperature sensor and electrothermal tube, make temperature sensor can real-time detection this battery service environment's temperature, and real-time transmission to controller, when the temperature is less than the temperature of predetermineeing in the controller, controller control electrothermal tube and motor circular telegram work, the heat that produces can transmit to the heat transfer oil of oil pocket inner chamber through the box body when electrothermal tube circular telegram work, heat the battery by inside wall and the baffle of heat transfer oil through the box body again, the motor passes through driving gear and driven gear and takes impeller to rotate simultaneously, and then make the heat transfer oil of oil pocket inner chamber constantly flow, make the more even to the battery heating, traditional lithium cell does not have the heating function, use under the lower environment of temperature, cause the electric capacity to descend easily, the slow problem of charging.
Description
Technical Field
The utility model belongs to the technical field of the lithium cell, especially, relate to a low temperature self-heating's lithium cell.
Background
The lithium battery is a primary battery using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, unlike a lithium ion battery, which is a rechargeable battery, and a lithium ion polymer battery. The inventor of lithium batteries was edison. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. Therefore, lithium batteries have not been used for a long time. With the development of microelectronic technology at the end of the twentieth century, miniaturized equipment is increasing day by day, high requirements are put on power supplies, and lithium batteries enter a large-scale practical stage;
the electrolyte used in lithium batteries, as an organic liquid, like grease, becomes viscous and even coagulates at low temperatures. At this time, the activity of the conductive lithium salt inside is greatly limited, so that the charging efficiency is low, and the lithium battery is slow to charge and insufficient at low temperature, and the discharging is also the same.
SUMMERY OF THE UTILITY MODEL
The utility model provides a low temperature self-heating's lithium cell aims at solving traditional lithium cell and does not have the heating function, uses under the lower environment of temperature, causes the electric capacity to descend easily, charges slow problem.
The utility model is realized in such a way, a low-temperature self-heating lithium battery comprises a battery assembly, a heat exchange assembly and a heating assembly, wherein the battery assembly comprises a box body, an end cover, a fan, a motor, a driving gear, a controller, a temperature sensor and a battery, the end cover is detachably connected with the box body, the end cover is arranged at one end of the box body, the fan is fixedly connected with the box body, the fan is arranged at two sides of one end of the box body away from the end cover, the motor is fixedly connected with the box body, the motor is arranged at the opposite side adjacent to the fan, the driving gear is fixedly connected with the motor, the driving gear is arranged at the output end of the motor, the controller is fixedly connected with the box body, the controller is arranged at one side of the box body, the temperature sensor is fixedly connected with the box body, the temperature sensor is positioned between the adjacent fans, the temperature sensor and the motor are both electrically connected with the controller, the battery is fixedly connected with the box body, and the battery is positioned in the inner cavity of the box body;
the heat exchange component comprises an oil cavity, a partition plate, an isolated oil cavity, heat exchange oil, an isolation plate, an impeller cylinder, an impeller and a driven gear, the oil cavity is arranged in the inner cavity of the peripheral side wall of the box body, the baffle plate is fixedly connected with the box body, and the baffle plates are arranged in a plurality of groups, the baffle plates are uniformly arranged in the inner cavity of the box body at equal intervals, the oil isolating cavities are arranged in the inner cavity of the baffle plates, the oil isolating cavity is communicated with the oil cavity, the impeller cylinder and the box body are integrally formed, the impeller cylinders are positioned at the two sides of the box body, the driven gear is rotationally connected with the impeller cylinders, the heat exchange oil is sleeved in the impeller cylinder, the heat exchange oil is positioned in the oil cavity and the inner cavity of the partition plate, the driven gear is fixedly connected with the impeller, the driven gear is positioned at one end, far away from the end cover, of the impeller, and the driven gear is meshed with the driving gear;
the heating element includes heating jacket, electrothermal tube, charging power line and discharge power line, the heating jacket with box body fixed connection, just the heating jacket is located the both sides wall of box body, the electrothermal tube with heating jacket fixed connection, just the electrothermal tube cover is located the inner chamber of heating jacket, the charging power line with the discharge power line all with battery electric connection, just the charging power line with the discharge power line all runs through the end cover extremely the outside of box body.
Preferably, the battery assembly further comprises supporting legs, the supporting legs are fixedly connected with the end cover, and the supporting legs are located on one side, far away from the box body, of the end cover.
Preferably, the heat exchange assembly further comprises a partition plate, the partition plate is fixedly connected with the partition plates, and the partition plate is located between the adjacent partition plates.
Preferably, the heating assembly further comprises a heat insulation cotton sleeve, the heat insulation cotton sleeve is fixedly connected with the heating sleeve, and the heat insulation cotton sleeve is located on one side, far away from the electric heating tube, of the heating sleeve.
Preferably, the heating assembly further comprises fins, the fins are fixedly connected with the box body, and the fins are located on two side walls of the oil cavity.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a low temperature self-heating's lithium cell, through setting up the controller, temperature sensor and electrothermal tube, make temperature sensor can real-time detection this battery service environment's temperature, and real-time transmission to controller, when the temperature is less than the preset temperature in the controller, controller control electrothermal tube and motor circular telegram work, the heat that produces when electrothermal tube circular telegram work can be through the box body transmission to the heat transfer oil of oil pocket inner chamber, inside wall and the baffle that passes through the box body by heat transfer oil again heat the battery, the motor passes through the driving gear and driven gear drives movable pulley rotation, and then the heat transfer oil that makes oil pocket inner chamber can flow, make more even to the battery heating, traditional lithium cell does not have the heating function constantly, use under the lower environment of temperature, cause the electric capacity to descend easily, charge slow problem.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a sectional view of the structure of the present invention.
In the figure: 1-battery component, 11-box body, 12-end cover, 13-supporting foot, 14-fan, 15-motor, 16-driving gear, 17-controller, 18-temperature sensor, 19-battery, 2-heat exchange component, 21-oil chamber, 22-clapboard, 23-isolated oil chamber, 24-heat exchange oil, 25-clapboard, 26-impeller cylinder, 27-impeller, 28-driven gear, 3-heating component, 31-heating jacket, 32-electric heating tube, 33-heat insulation cotton sleeve, 34-charging power line, 35-fin and 36-discharging power line.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-2, the present invention provides a technical solution: the solar battery pack comprises a battery pack 1, a heat exchange assembly 2 and a heating assembly 3, wherein the battery pack 1 comprises a box body 11, an end cover 12, a fan 14, a motor 15, a driving gear 16, a controller 17, a temperature sensor 18 and a battery 19, the end cover 12 is detachably connected with the box body 11, the end cover 12 is positioned at one end of the box body 11, the fan 14 is fixedly connected with the box body 11, the fan 14 is positioned at two sides of one end, away from the end cover 12, of the box body 11, the motor 15 is fixedly connected with the box body 11, the motor 15 is positioned at the opposite side of the adjacent fan 14, the driving gear 16 is fixedly connected with the motor 15, the driving gear 16 is positioned at the output end of the motor 15, the controller 17 is fixedly connected with the box body 11, the controller 17 is positioned at one side of the box body 11, the temperature sensor 18 is fixedly connected with the box body 11, the temperature sensor, the battery 19 is fixedly connected with the box body 11, and the battery 19 is positioned in the inner cavity of the box body 11;
the heat exchange assembly 2 comprises an oil cavity 21, a partition plate 22, an isolation oil cavity 23, heat exchange oil 24, a partition plate 25, an impeller cylinder 26, an impeller 27 and a driven gear 28, wherein the oil cavity 21 is formed in an inner cavity of the peripheral side wall of the box body 11, the partition plate 22 is fixedly connected with the box body 11, a plurality of groups of partition plates 22 are arranged on the partition plate 22, the partition plates 22 are uniformly arranged in the inner cavity of the box body 11 at equal intervals, the isolation oil cavity 23 is formed in the inner cavity of the partition plate 22, the isolation oil cavity 23 is communicated with the oil cavity 21, the impeller cylinder 26 is integrally formed with the box body 11, the impeller cylinder 26 is positioned on two sides of the box body 11, the driven gear 28 is rotatably connected with the impeller cylinder 26 and sleeved in the impeller cylinder 26, the heat exchange oil 24 is positioned in the inner cavities of the oil cavity 21 and the partition plate 22, the driven gear 28;
the heating assembly 3 comprises a heating jacket 31, an electric heating tube 32, a charging power line 34 and a discharging power line 36, the heating jacket 31 is fixedly connected with the box body 11, the heating jacket 31 is located on two side walls of the box body 11, the electric heating tube 32 is fixedly connected with the heating jacket 31, the electric heating tube 32 is sleeved in an inner cavity of the heating jacket 31, the charging power line 34 and the discharging power line 36 are both electrically connected with the battery 19, the charging power line 34 and the discharging power line 36 both penetrate through the end cover 12 to the outer side of the box body 11, the temperature sensor 18 is selected to be of pt100, and the controller 17 is selected to be of FX1N-40 MT-001.
In the embodiment, by arranging the oil chamber 21, the impeller 27, the motor 15 and the electric heating tube 32, and filling the heat exchanging oil 24 in the oil chamber 21 and the inner cavity of the oil isolating chamber 23, when the oil isolating chamber 23 works normally, the generated heat can be transferred to the heat exchanging oil 24 in the inner cavity of the oil chamber 21 through the box body 11, and transferred to the battery 19 through the inner wall of the box body 11, thereby avoiding the problem of low charging speed and capacity reduction of the lithium battery caused by low temperature, meanwhile, the motor 15 can drive the impeller 27 to rotate when working in a power-on state, and further drive the heat exchanging oil 24 in the oil chamber 21 to continuously circulate in the inner cavities of the oil isolating chamber 23 and the oil chamber 21, so as to stably heat the lithium battery, by arranging the fan 14, when the lithium battery is used in a high temperature environment, the fan 14 can be connected with a power supply, thereby timely dissipating heat of the, when the temperature sensor 18 works, the temperature of the using environment of the storage battery can be sensed in real time and transmitted to the controller 17, and then the controller 17 controls the fan 14 or controls the motor 15 and the electric heating tube 32 to work, so that the lithium battery can be heated or cooled in time.
Further, the battery assembly 1 further includes a supporting leg 13, the supporting leg 13 is fixedly connected to the end cover 12, and the supporting leg 13 is located on one side of the end cover 12 away from the box body 11.
In this embodiment, the support legs 13 are provided, and the support legs 13 are provided at four corners of the end cap 12, thereby effectively supporting the lithium battery.
Further, the heat exchange assembly 2 further comprises a partition plate 25, the partition plate 25 is fixedly connected with the partition plates 22, and the partition plate 25 is located between the adjacent partition plates 22.
In the present embodiment, the partition plates 25 are provided, and the partition plates 25 are provided on both sides of the partition 22, so that the inner cavity of the case 11 is divided into a plurality of chambers with the partition 22, so that each chamber can store one battery 19 independently, thereby reducing influence between the sets of batteries 19.
Further, the heating assembly 3 further comprises a heat insulation cotton sleeve 33, the heat insulation cotton sleeve 33 is fixedly connected with the heating sleeve 31, and the heat insulation cotton sleeve 33 is located on one side of the heating sleeve 31 far away from the electric heating tube 32.
In the embodiment, the heat insulation cotton sleeve 33 is arranged on the outer side of the heating sleeve 31, and the heat insulation performance of the heat insulation cotton is utilized, so that the heat loss generated when the electric heating tube 32 works can be effectively reduced from the outer side wall of the heating sleeve 31, and the heat utilization efficiency is improved.
Further, the heating assembly 3 further includes fins 35, the fins 35 are fixedly connected with the box body 11, and the fins 35 are located on two side walls of the oil chamber 21.
In the present embodiment, the fins 35 are provided on both sides of the oil chamber 21, so that the surface area of the inner wall of the oil chamber 21 is increased, the heat transfer effect of the case 11 is improved, and the heating efficiency of the battery 34 is improved.
The utility model discloses a theory of operation and use flow: after the utility model is installed, the controller 17 is connected with the battery 34, so that the controller 17 is electrified to work, meanwhile, the temperature sensor 18 detects the temperature of the service environment of the battery in real time and transmits the temperature to the controller 17 in real time, when the temperature is lower than the preset temperature in the controller 17, the controller 17 controls the electric heating tube 32 and the motor 15 to be electrified to work, the heat generated when the electric heating tube 32 is electrified to work can be transmitted to the heat exchange oil 24 in the inner cavity of the oil cavity 21 through the box body 11, then the heat exchange oil 24 heats the battery 19 through the inner side wall of the box body 11 and the partition plate 22, the problem that the electric capacity is reduced and the charging is slow is solved, meanwhile, the motor 15 drives the impeller 27 to rotate through the driving gear 16 and the driven gear 28, further, the heat exchange oil 24 in the inner cavity of the oil cavity 21 can continuously flow, so that the battery 19 is heated more uniformly, when the temperature sensor 18 detects that the ambient temperature of the lithium battery is higher than the preset temperature in the controller 17, the controller 17 may control the fan 14 to operate, so as to dissipate heat of the lithium battery.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a low temperature self-heating's lithium cell which characterized in that: the solar battery pack comprises a battery pack (1), a heat exchange assembly (2) and a heating assembly (3), wherein the battery pack (1) comprises a box body (11), an end cover (12), a fan (14), a motor (15), a driving gear (16), a controller (17), a temperature sensor (18) and a battery (19), the end cover (12) is detachably connected with the box body (11), the end cover (12) is located at one end of the box body (11), the fan (14) is fixedly connected with the box body (11), the fan (14) is located at two sides of one end, far away from the end cover (12), of the box body (11), the motor (15) is fixedly connected with the box body (11), the motor (15) is located at the opposite side of the adjacent fan (14), the driving gear (16) is fixedly connected with the motor (15), and the driving gear (16) is located at the output end of the motor (15), the controller (17) is fixedly connected with the box body (11), the controller (17) is located on one side of the box body (11), the temperature sensor (18) is fixedly connected with the box body (11), the temperature sensor (18) is located between the adjacent fans (14), the temperature sensor (18) and the motor (15) are both electrically connected with the controller (17), the battery (19) is fixedly connected with the box body (11), and the battery (19) is located in an inner cavity of the box body (11);
the heat exchange assembly (2) comprises an oil cavity (21), a partition plate (22), an isolation oil cavity (23), heat exchange oil (24), a partition plate (25), an impeller cylinder (26), an impeller (27) and a driven gear (28), wherein the oil cavity (21) is formed in the inner cavity of the peripheral side wall of the box body (11), the partition plate (22) is fixedly connected with the box body (11), the partition plate (22) is provided with a plurality of groups, the partition plate (22) is uniformly and equidistantly arranged in the inner cavity of the box body (11), the isolation oil cavity (23) is formed in the inner cavity of the partition plate (22), the isolation oil cavity (23) is communicated with the oil cavity (21), the impeller cylinder (26) is integrally formed with the box body (11), the impeller cylinder (26) is positioned on two sides of the box body (11), and the driven gear (28) is rotatably connected with the impeller cylinder (26), the heat exchange oil is sleeved in the impeller cylinder (26), the heat exchange oil (24) is positioned in the oil cavity (21) and the inner cavity of the partition plate (22), the driven gear (28) is fixedly connected with the impeller (27), the driven gear (28) is positioned at one end of the impeller (27) far away from the end cover (12), and the driven gear (28) is meshed with the driving gear (16);
heating element (3) are including heating jacket (31), electrothermal tube (32), charging power line (34) and discharging power line (36), heating jacket (31) with box body (11) fixed connection, just heating jacket (31) are located the both sides wall of box body (11), electrothermal tube (32) with heating jacket (31) fixed connection, just electrothermal tube (32) cover is located the inner chamber of heating jacket (31), charging power line (34) with discharging power line (36) all with battery (19) electric connection, just charging power line (34) with discharging power line (36) all run through end cover (12) extremely the outside of box body (11).
2. A low temperature self-heating lithium battery as claimed in claim 1, wherein: the battery component (1) further comprises supporting legs (13), the supporting legs (13) are fixedly connected with the end cover (12), and the supporting legs (13) are located on one side, far away from the box body (11), of the end cover (12).
3. A low temperature self-heating lithium battery as claimed in claim 1, wherein: the heat exchange assembly (2) further comprises partition plates (25), the partition plates (25) are fixedly connected with the partition plates (22), and the partition plates (25) are located between the adjacent partition plates (22).
4. A low temperature self-heating lithium battery as claimed in claim 1, wherein: heating element (3) still include heat preservation cotton cover (33), heat preservation cotton cover (33) with heating jacket (31) fixed connection, just battery (19) are located heating jacket (31) are kept away from one side of electrothermal tube (32).
5. A low temperature self-heating lithium battery as claimed in claim 1, wherein: the heating assembly (3) further comprises fins (35), the fins (35) are fixedly connected with the box body (11), and the fins (35) are located on two side walls of the oil cavity (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020354967.0U CN212085178U (en) | 2020-03-19 | 2020-03-19 | Low-temperature automatic heating lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020354967.0U CN212085178U (en) | 2020-03-19 | 2020-03-19 | Low-temperature automatic heating lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212085178U true CN212085178U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020354967.0U Expired - Fee Related CN212085178U (en) | 2020-03-19 | 2020-03-19 | Low-temperature automatic heating lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212085178U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114597541A (en) * | 2022-03-11 | 2022-06-07 | 安徽易科新能源科技有限公司 | Preheating lithium battery pack used in low-temperature environment and preheating method |
| CN117497913A (en) * | 2024-01-03 | 2024-02-02 | 深圳市科瑞隆科技有限公司 | Polymer lithium battery pack in low-temperature environment |
-
2020
- 2020-03-19 CN CN202020354967.0U patent/CN212085178U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114597541A (en) * | 2022-03-11 | 2022-06-07 | 安徽易科新能源科技有限公司 | Preheating lithium battery pack used in low-temperature environment and preheating method |
| CN117497913A (en) * | 2024-01-03 | 2024-02-02 | 深圳市科瑞隆科技有限公司 | Polymer lithium battery pack in low-temperature environment |
| CN117497913B (en) * | 2024-01-03 | 2024-03-12 | 深圳市科瑞隆科技有限公司 | Polymer lithium battery pack in low-temperature environment |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201204 |