CN219564781U - New energy automobile with charge-discharge protection function - Google Patents
New energy automobile with charge-discharge protection function Download PDFInfo
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- CN219564781U CN219564781U CN202320819288.XU CN202320819288U CN219564781U CN 219564781 U CN219564781 U CN 219564781U CN 202320819288 U CN202320819288 U CN 202320819288U CN 219564781 U CN219564781 U CN 219564781U
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- fixedly connected
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The utility model relates to the technical field of new energy automobiles and discloses a new energy automobile with a charging and discharging protection function, which comprises an automobile body, wherein a chassis is arranged at the bottom of the automobile body, a protective box is arranged at the top of the chassis, a protective cover is arranged at the top of the protective box, two sliding grooves are formed in two sides of the inner wall of the protective box, a sliding block is slidably arranged in each sliding groove, one side of each sliding block is fixedly connected with a connecting plate, the other side of each connecting plate is fixedly connected with a connecting cylinder, and a first spring is arranged in each connecting cylinder; according to the utility model, through the arrangement of the connecting cylinder, the first spring of the connecting column, the second spring, the fixing plate and the limiting plate, the lithium battery is prevented from deforming when the automobile is in strong collision, the positive and negative poles of the electric wires in the lithium battery are easily short-circuited, a large amount of heat is accumulated together, explosion and fire are caused, and the lithium battery is protected.
Description
Technical Field
The utility model relates to the technical field of new energy automobiles, in particular to a new energy automobile with a charge-discharge protection function.
Background
The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel automobile-mounted power device) and integrates the advanced technology in the aspects of power control and driving of the automobile, and the formed technical principle is advanced, and the automobile has a new technology and a new structure. [1] The new energy automobile comprises a pure electric automobile, a range-extended electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like.
In general, a lithium battery on a new energy automobile is usually fixedly connected with an electric box, and because the electric box is not provided with a buffer mechanism, when the automobile is in strong collision, the lithium battery can deform, so that the positive and negative poles of an internal electric wire of the lithium battery are easily shorted, and a large amount of heat is accumulated together, so that the internal electric currents are released. Under high temperature environment, explosion due to expansion can occur, and electric spark and fire can also be caused.
Therefore, it is necessary to provide a new energy automobile with charge and discharge protection function to solve the above technical problems.
Disclosure of Invention
The utility model aims to provide a new energy automobile with a charge-discharge protection function, which has a protection effect.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a new energy automobile with charge-discharge protect function, includes the automobile body, the bottom of automobile body is provided with the chassis, the top of chassis is provided with the protective housing, the top of protective housing is provided with the protective cover, two spouts have all been seted up to the both sides of protective housing inner wall, sliding mounting has the slider in the spout, one side fixedly connected with connecting plate of slider, the opposite side fixedly connected with connecting plate, the inside of connecting cylinder is provided with first spring, the one end and the inner wall fixed connection of connecting cylinder of first spring, the other end fixedly connected with spliced pole of first spring, spliced pole and connecting cylinder sliding connection, the one end fixedly connected with fixed plate of connecting cylinder is kept away from to the spliced pole, the bottom inner wall fixedly connected with second spring of protective housing, the top fixedly connected with limiting plate of second spring, the top of limiting plate is provided with lithium cell.
Through adopting above-mentioned technical scheme, through the setting of connecting cylinder, spliced pole first spring, second spring, fixed plate and limiting plate, when preventing to take place strong collision, the lithium cell can warp, leads to the inside electric wire positive negative pole short circuit of lithium cell easily, and a large amount of heat gathers together, arouses explosion and conflagration, has the effect of protection.
The utility model is further provided with: the bottom fixedly connected with clamp plate of shield, the both sides of clamp plate are provided with the fixed block, fixed block and shield fixed connection, the roof threaded connection of shield has a plurality of bolts, and is a plurality of the bottom of bolt all runs through the shield, the screw thread groove has been seted up to the roof of protective housing, bolt and screw thread groove looks adaptation.
By adopting the technical scheme, the top of the lithium battery is fixed, and when the automobile is prevented from being impacted strongly, the lithium battery is deformed to cause explosion or fire.
The utility model is further provided with: the fixed block is matched with the chute.
Through adopting above-mentioned technical scheme, fix the slider, prevent that the slider from removing the skew, lead to the lithium cell to take place the skew.
The utility model is further provided with: the bottom of the pressing plate is provided with a fan.
By adopting the technical scheme, the lithium battery is prevented from expanding due to overhigh temperature when being charged and discharged, so that explosion occurs.
The utility model is further provided with: a radiating hole is formed in one side wall of the protective box, and radiating fins are arranged on one side of the protective box.
Through adopting above-mentioned technical scheme, conveniently lead out the inside heat of protective housing.
The utility model is further provided with: the top of chassis is provided with the heating panel.
By adopting the technical scheme, the heat of the chassis is led out.
In summary, the utility model has the following beneficial effects: through the setting of connecting cylinder, spliced pole first spring, second spring, fixed plate and limiting plate, when preventing that the car from taking place strong collision, lithium cell can warp, leads to the inside electric wire positive negative pole short circuit of lithium cell easily, and a large amount of heat gathers together, arouses explosion and conflagration, has the effect of protection to the lithium cell.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present utility model;
FIG. 2 is a schematic three-dimensional structure of the protective case of the present utility model;
FIG. 3 is a schematic view of the three-dimensional structure of the interior of the protective case of the present utility model;
FIG. 4 is a schematic cross-sectional view of a protective case according to the present utility model;
fig. 5 is a schematic three-dimensional structure of the protective cover of the present utility model.
In the figure: 1. an automobile body; 2. a chassis; 3. a heat dissipation plate; 4. a heat radiation hole; 5. radiating fins; 6. a protective box; 7. a lithium battery; 8. a bolt; 9. a thread groove; 10. a slide block; 11. a connecting plate; 12. a connecting cylinder; 13. a connecting column; 14. a first spring; 15. a fixing plate; 16. a fixed block; 17. a pressing plate; 18. a fan; 19. a protective cover; 20. a limiting plate; 21. and a second spring.
Detailed Description
The present utility model will be further described with reference to the drawings in the embodiments of the present utility model.
Referring to fig. 1 to 5, in the embodiment of the utility model, a new energy automobile with a charge and discharge protection function comprises an automobile body 1, a chassis 2 is arranged at the bottom of the automobile body 1, a protective box 6 is arranged at the top of the chassis 2, a protective cover 19 is arranged at the top of the protective box 6, two sliding grooves are formed in two sides of the inner wall of the protective box 6, a sliding block 10 is slidably mounted in the sliding grooves, a connecting plate 11 is fixedly connected to one side of the sliding block 10, a connecting cylinder 12 is fixedly connected to the other side of the connecting plate 11, a first spring 14 is arranged in the connecting cylinder 12, one end of the first spring 14 is fixedly connected with the inner wall of the connecting cylinder 12, a connecting column 13 is fixedly connected to the other end of the first spring 14, the connecting column 13 is in sliding connection with the connecting cylinder 12, one end of the connecting column 13, which is far away from the connecting cylinder 12, a second spring 21 is fixedly connected to the inner wall of the bottom of the protective box 6, a limiting plate 20 is fixedly connected to the top of the second spring 21, and a limiting plate 7 is arranged at the top of the limiting plate 20; when the lithium battery protection device is used, the sliding block 10 is slid into the sliding groove, the fixing plate 15, the connecting cylinder 12 and the connecting column 13 are placed into the protection box 6, the lithium battery 7 is placed on the limiting plate 20 in the protection box 6, and then the lithium battery 7 can have certain pressure on the second spring 21 at the bottom of the limiting plate 20 until the spring does not move; meanwhile, the lithium battery 7 applies certain force to the fixing plate 15 to drive the connecting column 13 to move, the connecting column 13 applies pressure to the spring in the connecting cylinder 12 to enable part of the connecting column 13 to shrink into the connecting cylinder 12, at the moment, the left and right sides of the lithium battery 7 are fixed, then the protective cover 19 is clamped and covered on the protective box 6, the pressing plate 17 extrudes the lithium battery 7, meanwhile, the fixing block 16 is clamped into the sliding groove, and the fixing sliding block 10 does not move in the sliding groove; finally, the bolt 8 is screwed into the thread groove 9; the temperature sensor is arranged in the protective box 6, when the temperature of the lithium battery 7 reaches a certain height, the fan 18 is started to radiate the heat in the protective box 6, so that the lithium battery 7 can be protected during charging and discharging, and the damage of the lithium battery 7 caused by overhigh temperature is avoided; through the setting of connecting cylinder 12, spliced pole 13 first spring 14, second spring 21, fixed plate 15 and limiting plate 20, when preventing that the car from taking place strong collision, lithium cell 7 can warp, leads to the inside electric wire positive negative pole short circuit of lithium cell 7 easily, and a large amount of heat gathers together, arouses explosion and conflagration, has the effect of protection.
In this embodiment, preferably, the bottom of the protective cover 19 is fixedly connected with a pressing plate 17, two sides of the pressing plate 17 are provided with fixing blocks 16, the fixing blocks 16 are fixedly connected with the protective cover 19, the top wall of the protective cover 19 is in threaded connection with a plurality of bolts 8, the bottoms of the bolts 8 penetrate through the protective cover 19, the top wall of the protective box 6 is provided with a thread groove 9, and the bolts 8 are matched with the thread groove 9; the top of the lithium battery 7 is fixed, so that the lithium battery 7 is prevented from deforming to cause explosion or fire when the automobile is impacted strongly.
In this embodiment, preferably, the fixing block 16 is adapted to the chute; the slide block 10 is fixed, so that the slide block 10 is prevented from moving and shifting, and the lithium battery 7 is prevented from shifting.
In this embodiment, preferably, a fan 18 is disposed at the bottom of the pressing plate 17, and a temperature sensor is disposed in the protection box 6, and when the temperature reaches a certain height, the fan 18 at the bottom of the pressing plate 17 is started to cool the lithium battery 7; the lithium battery 7 is prevented from expanding due to the excessively high temperature during charge and discharge, and explosion occurs.
In this embodiment, preferably, a side wall of the protection box 6 is provided with a heat dissipation hole 4, and one side of the protection box 6 is provided with a heat dissipation fin 5; the heat inside the protective box 6 is conveniently led out.
In this embodiment, preferably, a heat dissipation plate 3 is disposed on the top of the chassis 2; the heat of the chassis 2 is conveniently led out.
Working principle: when the lithium battery protection device is used, the sliding block 10 is slid into the sliding groove, the fixing plate 15, the connecting cylinder 12 and the connecting column 13 are placed into the protection box 6, the lithium battery 7 is placed on the limiting plate 20 in the protection box 6, and then the lithium battery 7 can have certain pressure on the second spring 21 at the bottom of the limiting plate 20 until the spring does not move; meanwhile, the lithium battery 7 applies certain force to the fixing plate 15 to drive the connecting column 13 to move, the connecting column 13 applies pressure to the spring in the connecting cylinder 12 to enable part of the connecting column 13 to shrink into the connecting cylinder 12, at the moment, the left and right sides of the lithium battery 7 are fixed, then the protective cover 19 is clamped and covered on the protective box 6, the pressing plate 17 extrudes the lithium battery 7, meanwhile, the fixing block 16 is clamped into the sliding groove, and the fixing sliding block 10 does not move in the sliding groove; finally, the bolt 8 is screwed into the thread groove 9; the temperature sensor is arranged in the protective box 6, when the temperature of the lithium battery 7 reaches a certain height, the fan 18 is started to radiate heat in the protective box 6, so that the lithium battery 7 can be protected during charging and discharging, and damage to the lithium battery 7 caused by overhigh temperature is avoided.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.
Claims (6)
1. The utility model provides a new energy automobile with charge-discharge protect function, includes car body (1), its characterized in that: the bottom of car body (1) is provided with chassis (2), the top of chassis (2) is provided with protective housing (6), the top of protective housing (6) is provided with protective cover (19), two spouts have all been seted up to the both sides of protective housing (6) inner wall, sliding fit has slider (10) in the spout, one side fixedly connected with connecting plate (11) of slider (10), the opposite side fixedly connected with connecting plate (11) connecting cylinder (12), the inside of connecting cylinder (12) is provided with first spring (14), the one end of first spring (14) and the inner wall fixed connection of connecting cylinder (12), the other end fixedly connected with spliced pole (13) of first spring (14), the one end fixedly connected with fixed plate (15) of connecting cylinder (12) are kept away from to spliced pole (13), the bottom inner wall fixedly connected with second spring (21) of protective housing (6), the top fixedly connected with limiting plate (20) of second spring (21), limit battery (20) are provided with top (20).
2. The new energy automobile with charge and discharge protection function according to claim 1, wherein: the bottom fixedly connected with clamp plate (17) of shield (19), the both sides of clamp plate (17) are provided with fixed block (16), fixed block (16) and shield (19) fixed connection, roof threaded connection of shield (19) has a plurality of bolts (8), shield (19) are run through to the bottom of bolt (8), screw thread groove (9) have been seted up to the roof of protective housing (6), bolt (8) and screw thread groove (9) looks adaptation.
3. The new energy automobile with charge and discharge protection function according to claim 2, characterized in that: the fixed block (16) is matched with the chute.
4. The new energy automobile with charge and discharge protection function according to claim 2, characterized in that: a fan (18) is arranged at the bottom of the pressing plate (17).
5. The new energy automobile with charge and discharge protection function according to claim 1, wherein: a radiating hole (4) is formed in one side wall of the protective box (6), and radiating fins (5) are arranged on one side of the protective box (6).
6. The new energy automobile with charge and discharge protection function according to claim 1, wherein: the top of the chassis (2) is provided with a heat dissipation plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320819288.XU CN219564781U (en) | 2023-04-13 | 2023-04-13 | New energy automobile with charge-discharge protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320819288.XU CN219564781U (en) | 2023-04-13 | 2023-04-13 | New energy automobile with charge-discharge protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219564781U true CN219564781U (en) | 2023-08-22 |
Family
ID=87646949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320819288.XU Active CN219564781U (en) | 2023-04-13 | 2023-04-13 | New energy automobile with charge-discharge protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219564781U (en) |
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2023
- 2023-04-13 CN CN202320819288.XU patent/CN219564781U/en active Active
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