CN211629264U - Lithium ion battery pack working under low temperature condition - Google Patents
Lithium ion battery pack working under low temperature condition Download PDFInfo
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- CN211629264U CN211629264U CN202020472502.5U CN202020472502U CN211629264U CN 211629264 U CN211629264 U CN 211629264U CN 202020472502 U CN202020472502 U CN 202020472502U CN 211629264 U CN211629264 U CN 211629264U
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- ion battery
- battery
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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 discloses a lithium ion battery pack working under low temperature, which comprises a stabilizing base and a battery shell, wherein the middle part of the top end of the stabilizing base is fixedly provided with a mounting seat, a lithium battery framework is fixedly arranged inside the battery module, a lithium battery unit is fixedly arranged in a space unit of the lithium battery framework, two sides of the mounting seat are both fixedly provided with silica gel heating sheets, and the heat radiation holes on the front surface and the back surface of the battery shell are both hinged with air vent plates. The charging and discharging performance is better, and the battery efficiency and the energy storage capacity are guaranteed.
Description
Technical Field
The utility model relates to a lithium ion battery group, in particular to lithium ion battery group who works under low temperature condition.
Background
A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. In the 70 s of the 20 th century, m.s.whittingham proposed and began to study lithium ion batteries. 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. With the development of science and technology, lithium batteries have become mainstream, and the lithium batteries can be roughly divided into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable.
The lithium ion batteries are mainly required to be combined for use when in specific use, however, the existing combined lithium ion batteries have some defects, because the ion batteries are sensitive to the temperature of the use environment, when the combined lithium ion batteries are operated under the conditions of required high power density and closed packaged battery unit structure, the batteries generate obvious and unevenly distributed waste heat, so that the reliability and the service life are greatly reduced, and meanwhile, under the condition of low temperature, the performance of the lithium ion batteries can be seriously reduced by charging and discharging, so that the battery efficiency and the energy storage capacity are changed, and the normal use of the lithium ion batteries is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lithium ion battery group of work under the low temperature condition to solve the relatively poor and unable normal problem of working under the low temperature condition of thermal diffusivity that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a lithium ion battery pack working under a low temperature condition comprises a stabilizing base and a battery shell, wherein the bottom end of the battery shell is fixedly connected with the top end of the stabilizing base, a mounting seat is fixedly arranged at the middle part of the top end of the stabilizing base, a battery module is connected with the middle part of the top end of the mounting seat in a sliding manner through a sliding groove, a lithium battery framework is fixedly arranged inside the battery module, a lithium battery unit is fixedly arranged in a space unit of the lithium battery framework, silica gel heating sheets are fixedly arranged on two sides of the mounting seat, the two silica gel heating sheets are electrically connected with an external power supply, a charging and discharging circuit board is arranged at the top end of the battery module, a charging interface is fixedly arranged on one side of the top end of the charging and discharging circuit board, a discharging interface is fixedly arranged on the other side of the top end of, the display end of the liquid crystal display screen is embedded at the corner of the top end of the battery shell, and the heat dissipation holes on the front side and the back side of the battery shell are both hinged with air hole plates.
As an optimal technical scheme of the utility model, temperature sensor is installed to battery module inner chamber's bottom, temperature sensor and liquid crystal display electric connection.
As an optimized technical scheme of the utility model, battery module's both sides respectively with two the contact of silica gel heating plate is connected.
As a preferred technical scheme of the utility model, the square groove has all been seted up, two to the both sides on battery case top the inside in square groove corresponds with the interface that charges and the interface that discharges respectively and is connected.
As an optimal technical scheme of the utility model, two the equal swing joint of avris in square groove has the apron.
As an optimized technical scheme of the utility model, battery case's surface cover is established and is connected with a plurality of thermal-insulated heat preservation areas.
As an optimized technical scheme of the utility model, the middle part fixed mounting on battery case top has the elasticity handle.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model relates to a lithium ion battery pack working under low temperature condition, through the silica gel heating plate that is equipped with, through adopting the silica gel heating plate to heat the battery module both sides, through the mode of heat conduction, make the lithium cell unit in the battery pack heat, and utilize temperature sensor control heating temperature and time, make lithium ion battery pack can satisfy the performance of heavy current output at low temperature; meanwhile, the battery shell and the heat insulation belt can further keep the ambient temperature of the lithium battery unit unchanged, so that the heat loss is reduced, the lithium ion battery pack can be used in a relatively stable temperature range, the charging and discharging performance is better, and the battery efficiency and the energy storage capacity are guaranteed.
2. The utility model relates to a lithium ion battery group of work under low temperature condition through articulated some gas pocket boards, is convenient for adjust the degree of opening and shutting of louvre, guarantees the radiating efficiency for the reliability and the life of lithium ion battery group obtain improving.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the battery module and the charge/discharge circuit board according to the present invention;
fig. 3 is a schematic structural diagram of the battery case of the present invention.
In the figure: 1. a stabilizing base; 2. a battery case; 3. a mounting seat; 4. a silica gel heating plate; 5. a chute; 6. a battery module; 7. a lithium battery cell; 8. a lithium battery framework; 9. a temperature sensor; 10. a charging and discharging circuit board; 11. a charging interface; 12. a discharge interface; 13. a liquid crystal display screen; 14. a square groove; 15. a cover plate; 16. a heat insulation belt; 17. a gas hole plate; 18. an elastic handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution of a lithium ion battery pack working under low temperature condition:
according to the drawings shown in fig. 1-3, the battery comprises a stabilizing base 1 and a battery case 2, the bottom end of the battery case 2 is fixedly connected with the top end of the stabilizing base 1, a mounting base 3 is fixedly arranged at the middle part of the top end of the stabilizing base 1, a battery module 6 is slidably connected with the middle part of the top end of the mounting base 3 through a sliding groove 5, a lithium battery framework 8 is fixedly arranged inside the battery module 6, a lithium battery unit 7 is fixedly arranged in a space unit of the lithium battery framework 8, silica gel heating sheets 4 are fixedly arranged on both sides of the mounting base 3, the two silica gel heating sheets 4 are electrically connected with an external power supply, a charging circuit board 10 is arranged at the top end of the battery module 6, a charging interface 11 is fixedly arranged on one side of the top end of the charging circuit board 10, a discharging interface 12 is fixedly arranged on the other side, the display end of the liquid crystal display 13 is embedded at the corner of the top end of the battery shell 2, and the air hole plates 17 are hinged at the heat dissipation hole on the front side and the heat dissipation hole on the back side of the battery shell 2.
Preferably, the bottom of the inner cavity of the battery module 6 is provided with a temperature sensor 9, the temperature sensor 9 is electrically connected with a liquid crystal display 13, so as to control and display the temperature around the battery module 6 in real time, two sides of the battery module 6 are respectively in contact connection with two silica gel heating sheets 4, so as to limit the battery module 6, and ensure the stability of the operation of the lithium battery unit 7, two sides of the top end of the battery shell 2 are respectively provided with a square groove 14, the interiors of the two square grooves 14 are respectively correspondingly connected with a charging interface 11 and a discharging interface 12, so as to facilitate the connection of a charging plug and a discharging plug, the use is convenient, the lateral sides of the two square grooves 14 are respectively movably connected with a cover plate 15, so as to cover the charging interface 11 and the discharging interface 12 and prevent ash falling, the outer surface of the battery shell 2 is sleeved with a plurality of heat, the middle part of the top end of the battery shell 2 is fixedly provided with an elastic handle 18, so that the lithium ion battery pack can be conveniently lifted and taken conveniently.
When the lithium ion battery pack works under the low temperature condition, the external power supply is connected with the two silica gel heating sheets 4, so that the two silica gel heating sheets 4 are electrified to generate heat, the surrounding environment of the lithium battery unit 7 in the lithium ion battery pack is heated in a heat conduction mode, the using environment of the lithium battery unit 7 is ensured to be good, the temperature sensor 9 detects temperature information in real time and transmits the temperature information to the liquid crystal display 13 so as to control the heating temperature and time, the lithium ion battery pack can meet the performance of heavy current output at the low temperature, meanwhile, the battery shell 2 and the heat insulation and preservation belt 16 can further keep the temperature around the lithium battery unit 7 unchanged, reduce the heat loss, save energy, ensure that the lithium ion battery pack can be used in a relatively stable temperature range, and has better charging and discharging performance, guarantee battery efficiency and energy storage capacity, and when liquid crystal display 13 shows that the temperature is too high, through the position of adjusting gas pocket board 17, and then adjust the degree of opening and shutting of louvre, guarantee the radiating efficiency of lithium cell 7 charge-discharge process for the reliability and the life of lithium ion battery group obtain improving.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The lithium ion battery pack working under the low-temperature condition comprises a stabilizing base (1) and a battery shell (2), and is characterized in that the bottom end of the battery shell (2) is fixedly connected with the top end of the stabilizing base (1), a mounting seat (3) is fixedly arranged at the middle part of the top end of the stabilizing base (1), a battery module (6) is slidably connected with the middle part of the top end of the mounting seat (3) through a sliding groove (5) formed in the middle part of the top end of the mounting seat, a lithium battery framework (8) is fixedly arranged inside the battery module (6), a lithium battery unit (7) is fixedly arranged in a space unit of the lithium battery framework (8), silica gel heating sheets (4) are fixedly arranged on two sides of the mounting seat (3), the two silica gel heating sheets (4) are electrically connected with an external power supply, and a charging and discharging circuit board (10) is installed at, the fixed interface (11) that charges that are equipped with in one side on charge and discharge circuit board (10) top, the fixed interface (12) that discharges that are equipped with of opposite side on charge and discharge circuit board (10) top, the fixed liquid crystal display (13) that is equipped with in edge on charge and discharge circuit board (10) top, the demonstration end of liquid crystal display (13) inlays the edge of establishing on battery housing (2) top, battery housing (2) positive radiating hole department and the radiating hole department at the back all articulate has gas pocket board (17).
2. The lithium ion battery pack according to claim 1, wherein the lithium ion battery pack is characterized in that: temperature sensor (9) are installed to the bottom of battery module (6) inner chamber, temperature sensor (9) and liquid crystal display (13) electric connection.
3. The lithium ion battery pack according to claim 1, wherein the lithium ion battery pack is characterized in that: the two sides of the battery module (6) are respectively in contact connection with the two silica gel heating sheets (4).
4. The lithium ion battery pack according to claim 1, wherein the lithium ion battery pack is characterized in that: square grooves (14) have all been seted up to the both sides on battery case (2) top, two the inside of square groove (14) corresponds with interface (11) and the interface (12) of discharging of charging respectively and is connected.
5. The lithium ion battery pack according to claim 4, wherein the lithium ion battery pack is characterized in that: the sides of the two square grooves (14) are movably connected with cover plates (15).
6. The lithium ion battery pack according to claim 1, wherein the lithium ion battery pack is characterized in that: the outer surface of the battery shell (2) is sleeved with a plurality of heat insulation belts (16).
7. The lithium ion battery pack according to claim 1, wherein the lithium ion battery pack is characterized in that: an elastic handle (18) is fixedly arranged in the middle of the top end of the battery shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020472502.5U CN211629264U (en) | 2020-04-03 | 2020-04-03 | Lithium ion battery pack working under low temperature condition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020472502.5U CN211629264U (en) | 2020-04-03 | 2020-04-03 | Lithium ion battery pack working under low temperature condition |
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| CN211629264U true CN211629264U (en) | 2020-10-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051079A (en) * | 2022-08-15 | 2022-09-13 | 江苏时代新能源科技有限公司 | Heating device, battery, and power consumption device |
| 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
- 2020-04-03 CN CN202020472502.5U patent/CN211629264U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051079A (en) * | 2022-08-15 | 2022-09-13 | 江苏时代新能源科技有限公司 | Heating device, battery, and power consumption device |
| CN115051079B (en) * | 2022-08-15 | 2022-11-29 | 江苏时代新能源科技有限公司 | Heating device, battery, and power consumption device |
| 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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