CN214203807U - Lithium iron phosphate battery with low-temperature-resistant protective shell - Google Patents
Lithium iron phosphate battery with low-temperature-resistant protective shell Download PDFInfo
- Publication number
- CN214203807U CN214203807U CN202120075981.1U CN202120075981U CN214203807U CN 214203807 U CN214203807 U CN 214203807U CN 202120075981 U CN202120075981 U CN 202120075981U CN 214203807 U CN214203807 U CN 214203807U
- Authority
- CN
- China
- Prior art keywords
- iron phosphate
- lithium iron
- phosphate battery
- box
- side wall
- 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.)
- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 47
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 title claims abstract description 42
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 9
- 229920000742 Cotton Polymers 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 230000002238 attenuated effect Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Images
Classifications
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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
Landscapes
- Battery Mounting, Suspending (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model is suitable for the technical field of lithium iron phosphate batteries, and provides a lithium iron phosphate battery with a low temperature resistant protective shell, wherein a protective cover is arranged on a protective box, a first mounting groove is arranged on the right side wall of the protective box, a second mounting groove is arranged on the bottom of the protective box, the first mounting groove is connected with a first spring, the second mounting groove is connected with a second spring, a fixing piece is connected with the first spring and the second spring, the lithium iron phosphate battery is arranged on the fixing piece, a left heating device is arranged on the left side wall of the protective box, a right heating device is arranged on the right side wall of the protective box, a bottom, because the heating device and the temperature sensor are arranged, the temperature in the protective box can be regulated and controlled in real time, therefore, the problem that the performance of the lithium iron phosphate battery is attenuated when the electric vehicle works in a low-temperature environment is avoided, the service life of the electric vehicle is prolonged, and the electric vehicle is promoted to be popularized in alpine regions.
Description
Technical Field
The utility model belongs to the technical field of lithium iron phosphate battery, especially, relate to a lithium iron phosphate battery with anti low temperature protecting sheathing.
Background
The lithium iron phosphate battery is a lithium ion battery using lithium iron phosphate as a positive electrode material and carbon as a negative electrode material, has the advantages of high working voltage, large energy density, long cycle life, good safety performance, small self-discharge rate and no memory effect, and is widely applied to passenger cars, logistics cars, low-speed electric vehicles and the like.
It is well known that low temperature environments have some impact on battery performance. The lithium iron phosphate battery works in a low-temperature environment, the performance of the lithium iron phosphate battery is attenuated, the voltage and the capacity of the lithium iron phosphate battery are greatly reduced, and the lithium iron phosphate battery is abnormal generally below 10 ℃, so that the electric automobile has obstacles to popularization in the big north, the alpine regions and the like in China.
Based on the above problems, it is necessary to design a lithium iron phosphate battery with a low temperature resistant protective housing.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lithium iron phosphate battery with anti low temperature protection shell aims at solving the problem that present current lithium iron phosphate battery works under low temperature environment and has the decay of lithium iron phosphate battery performance.
The utility model discloses a realize like this, a lithium iron phosphate battery with anti low temperature protection shell, its characterized in that includes protective cover and hexagon socket head cap screw group one, the protective cover is installed on the protecting box, is equipped with mounting groove one on the protecting box right side wall, is equipped with mounting groove two on the protecting box bottom, and mounting groove one is connected with spring one, and mounting groove two is connected with spring two, and the mounting is connected with spring one and spring two, and the lithium iron phosphate battery is installed on the mounting, is equipped with left heating device on the protecting box left side wall, is equipped with right heating device on the protecting box right side wall, is equipped with end heating device and temperature-sensing ware on the protecting box bottom.
Furthermore, the protective cover is provided with a third mounting groove, the protective cover is provided with a through hole, the upper fixing piece is mounted in the through hole, the first rubber ring is mounted on the upper fixing piece, and the first rubber ring is connected with the lithium iron phosphate battery.
Furthermore, the left side wall of the protection box is provided with the mounting groove structure and the fixing piece structure which are the same as those of the right side wall.
Further, the first socket head cap bolt set is mounted on the protecting cover and the protecting box.
Furthermore, the protection box is connected with a mounting structural member through a bolt group, the mounting structural member is provided with mounting holes, the mounting structural member has four same structures, and the four same structures are symmetrically mounted on two side faces of the protection box.
Furthermore, the shell forming the protective cover and the protective box is of a cavity structure, and the interior of the shell is filled with heat insulation cotton.
About implementing the utility model discloses a beneficial technological effect does: owing to set up heating device and temperature-sensing ware, can carry out real-time regulation and control to the temperature in the protection box to avoid working under low temperature environment and have the problem of lithium iron phosphate battery performance decay, prolong its life, promote the popularization of electric motor car in alpine region.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
fig. 2 is a top sectional view of the structure of the present invention.
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.
It should be noted that, in the present embodiment, the right heating device 3, the bottom heating device 12, the left heating device 13, the temperature sensor 11, and the lithium iron phosphate battery 16 are prior art, and are common general knowledge of those skilled in the art, and are not described herein again.
Referring to fig. 1-2, the utility model provides a lithium iron phosphate battery with anti low temperature protection shell, include: the device comprises a protective cover 1, a first hexagon socket head cap screw group 2, a right heating device 3, a protective box 4, a first mounting groove 401, a second mounting groove 402, a first spring 5, a bolt group 6, a mounting structural member 7, a mounting hole 8, a second spring 9, a fixing member 10, a temperature sensor 11, a bottom heating device 12, a left heating device 13, a first rubber ring 14, an upper fixing member 15 and a lithium iron phosphate battery 16.
A lithium iron phosphate battery with a low temperature resistant protective shell is characterized in that a protective cover 1 is arranged on a protective box 4, a first mounting groove 401 is arranged on the right side wall of the protective box 4, a second mounting groove 402 is arranged on the bottom of the protective box 4, the first mounting groove 401 is connected with a first spring 5, the second mounting groove 402 is connected with a second spring 9, a fixing piece 10 is connected with the first spring 5 and the second spring 9, a lithium iron phosphate battery 16 is arranged on the fixing piece 10, a left heating device 13 is arranged on the left side wall of the protective box 4, a right heating device 3 is arranged on the right side wall of the protective box 4, a bottom heating device 12 and a temperature sensor 11 are arranged on the bottom of the protective box 4, because the heating device and the temperature sensor are arranged, the temperature in the protective box can be regulated and controlled in real time, therefore, the problem that the performance of the lithium iron phosphate battery is attenuated when the electric vehicle works in a low-temperature environment is avoided, the service life of the electric vehicle is prolonged, and the electric vehicle is promoted to be popularized in alpine regions.
Be equipped with mounting groove three 101 on the protective cover 1, be equipped with through-hole 102 on the protective cover 1, go up mounting 15 and install in through-hole 102, rubber circle 14 is installed on last mounting 15, rubber circle 14 and lithium iron phosphate battery 16 are connected, have the mounting groove structure and the mounting structure the same with the right side wall on the left side wall of protection box 4, set up mounting and two mountings, can slow down the vibrations that the lithium iron phosphate battery received, improve its working property.
The hexagon socket head cap screw group 2 is installed on protective cover 1 and protection box 4, makes protective cover 1 and protection box 4 form airtight whole, and the casing that constitutes protective cover 1 and protection box 4 is the cavity structure, and inside packing has the heat preservation cotton, can reduce inside and external temperature exchange, reduces the energy consumption.
The protection box 4 is connected with the installation structure member 7 through the bolt group 6, is equipped with the mounting hole 8 on the installation structure member 7, and the installation structure member 7 has four looks isostructures, and the symmetry is installed on two sides of protection box 4, can install the protection box in different work occasions through the installation structure member that can dismantle and change the size, improve equipment's suitability.
The utility model discloses a theory of operation does: to this kind of lithium iron phosphate battery that has anti low temperature protection shell, when using, install the lithium iron phosphate battery in the protection box, install the protective cover on the protection box, screw the mounting downwards, make four rubber circle one and lithium iron phosphate battery in close contact with, make spring two be in the micro-compression state, install the protection box at operating position through the erection structure spare again.
When the temperature sensor detects that the temperature in the box is lower than the proper working temperature of the lithium iron phosphate battery, the right heating device, the bottom heating device and the left heating device start to heat, so that the temperature in the box rises.
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 (6)
1. The utility model provides a lithium iron phosphate battery with anti low temperature protection shell which characterized in that: the protection box comprises a protection cover (1) and a first hexagon socket head cap screw group (2), wherein the protection cover (1) is installed on a protection box (4), a first installation groove (401) is formed in the right side wall of the protection box (4), a second installation groove (402) is formed in the bottom of the protection box (4), the first installation groove (401) is connected with a first spring (5), the second installation groove (402) is connected with a second spring (9), a fixing piece (10) is connected with the first spring (5) and the second spring (9), a lithium iron phosphate battery (16) is installed on the fixing piece (10), a left heating device (13) is arranged on the left side wall of the protection box (4), a right heating device (3) is arranged on the right side wall of the protection box (4), and a bottom heating device (12) and a temperature sensor (11) are arranged at the bottom of the protection box (4).
2. The lithium iron phosphate battery with a low temperature resistant protective housing of claim 1, wherein: be equipped with mounting groove three (101) on protective cover (1), be equipped with through-hole (102) on protective cover (1), go up mounting (15) and install in through-hole (102), rubber circle one (14) are installed go up on mounting (15), rubber circle one (14) with lithium iron phosphate battery (16) are connected.
3. The lithium iron phosphate battery with a low temperature resistant protective housing of claim 1, wherein: the left side wall of the protection box (4) is provided with an installation groove structure and a fixing piece structure which are the same as those of the right side wall.
4. The lithium iron phosphate battery with a low temperature resistant protective housing of claim 1, wherein: the first hexagon socket head cap screw group (2) is installed on the protective cover (1) and the protective box (4).
5. The lithium iron phosphate battery with a low temperature resistant protective housing of claim 1, wherein: the protective box (4) is connected with a mounting structural member (7) through a bolt group (6), a mounting hole (8) is formed in the mounting structural member (7), the mounting structural member (7) is provided with four same structures, and the four same structures are symmetrically arranged on two side faces of the protective box (4).
6. The lithium iron phosphate battery with a low temperature resistant protective housing of claim 1, wherein: the shell of the protective cover (1) and the protective box (4) is of a cavity structure, and heat insulation cotton is filled inside the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120075981.1U CN214203807U (en) | 2021-01-12 | 2021-01-12 | Lithium iron phosphate battery with low-temperature-resistant protective shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120075981.1U CN214203807U (en) | 2021-01-12 | 2021-01-12 | Lithium iron phosphate battery with low-temperature-resistant protective shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214203807U true CN214203807U (en) | 2021-09-14 |
Family
ID=77634792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120075981.1U Expired - Fee Related CN214203807U (en) | 2021-01-12 | 2021-01-12 | Lithium iron phosphate battery with low-temperature-resistant protective shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214203807U (en) |
-
2021
- 2021-01-12 CN CN202120075981.1U patent/CN214203807U/en not_active Expired - Fee Related
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Legal Events
| 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: 20210914 |