CN209904729U - Quick replacement device for power battery pack of electric automobile - Google Patents
Quick replacement device for power battery pack of electric automobile Download PDFInfo
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- CN209904729U CN209904729U CN201920368553.0U CN201920368553U CN209904729U CN 209904729 U CN209904729 U CN 209904729U CN 201920368553 U CN201920368553 U CN 201920368553U CN 209904729 U CN209904729 U CN 209904729U
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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
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model provides a quick replacement device for a power battery pack of an electric automobile, which comprises a first plate, a second plate, a third plate, a fourth plate, a fifth plate, a sixth plate and a seventh plate, wherein the first plate is arranged on a bottom plate; the second plate is arranged on the bottom plate through a lifting device; the third plate block is connected with a first transverse sliding rail on the bottom plate in a sliding manner; the fifth plate is connected with the first vertical slide rail on the bottom plate in a sliding manner; the sixth plate is connected with the first sliding plate through a lifting device, and the first sliding plate is connected with a second vertical sliding rail on the bottom plate; the seventh plate is connected with a second transverse slide rail on the second sliding plate in a sliding manner, and the second sliding plate is connected with a third vertical slide rail on the bottom plate; the fourth plate is positioned between the second plate and the sixth plate and is installed on the third sliding plate through a lifting device, the third sliding plate is connected with a fourth vertical sliding rail on the fourth sliding plate in a sliding manner, and a third transverse sliding rail of the fourth sliding plate on the bottom plate is connected. The utility model discloses can improve battery package and change efficiency.
Description
Technical Field
The utility model relates to an electric automobile power battery wraps quick replacement device belongs to an electric automobile power battery wraps quick replacement technical field.
Background
With the continuous popularization and implementation of the national new energy automobile policy, the new energy automobile industry which takes lithium batteries as a main energy storage mode has the unprecedented rapid improvement of the yield and the sales volume. However, the replacement of the power battery pack of the new energy automobile is still a relatively delicate problem at present, and no advanced universal equipment provides good help for the work, so that the replacement efficiency of the battery pack is very low, and the battery pack is very inconvenient to use in a maintenance or battery replacement mode, so that the problem that the provision of the quick replacement equipment for the battery pack, which is convenient, quick and simple to use, is very urgently needed to be solved for a 4s shop of the new energy automobile, an automobile maintenance shop and a battery pack replacement station.
SUMMERY OF THE UTILITY MODEL
The utility model provides a car power battery package change technical problem that efficiency is very low.
The utility model is provided for solving the problems in the prior art, and the technical proposal is as follows,
a quick replacement device for a power battery pack of an electric automobile comprises a first plate, a second plate, a third plate, a fourth plate, a fifth plate, a sixth plate and a seventh plate, wherein the first plate is fixedly arranged on a bottom plate; the second plate is arranged on the bottom plate through a lifting device and is tightly attached to the rear end of the first plate; the third plate block is connected with a first transverse sliding rail arranged on the bottom plate in a sliding manner, and the third plate block transversely moves behind the second plate block; the fifth plate is slidably connected with a first vertical sliding rail arranged on the bottom plate, and the fifth plate corresponds to the first plate in position; the sixth plate is arranged on a first sliding plate through a lifting device, the first sliding plate is connected with a second vertical sliding rail arranged on the bottom plate in a sliding mode, and the sixth plate corresponds to the second plate in position; the seventh plate is slidably connected with a second transverse sliding rail arranged on the second sliding plate, the second sliding plate is slidably connected with a third vertical sliding rail arranged on the bottom plate, and the seventh plate transversely and longitudinally moves behind the sixth plate; the fourth plate is positioned between the second plate and the sixth plate, the fourth plate is installed on a third sliding plate through a lifting device, the third sliding plate is slidably connected with a fourth vertical sliding rail arranged on the fourth sliding plate, and the fourth sliding plate is slidably connected with a third transverse sliding rail arranged on the bottom plate.
Preferably, the third plate, the fifth plate, the seventh plate, the first sliding plate, the second sliding plate, the third sliding plate and the fourth sliding plate are slidably connected with the first transverse sliding rail, the first vertical sliding rail, the second transverse sliding rail, the second vertical sliding rail, the third vertical sliding rail, the fourth vertical sliding rail and the third transverse sliding rail through rollers arranged at the bottom ends.
Preferably, the first plate, the second plate, the third plate, the fourth plate, the fifth plate, the sixth plate and the seventh plate are all square,
a first telescopic device capable of transversely stretching is arranged inside the third plate, one end of the first telescopic device is hinged with the rear wall of the third plate, the other end of the first telescopic device is hinged with the bottom plate, and a preformed hole for the first telescopic device to move is formed in the bottom of the third plate;
the bottom of the third sliding plate is hinged with a second telescopic device capable of vertically stretching, and the other end of the second telescopic device is hinged with a fourth sliding plate;
the bottom of the fourth sliding plate is hinged with a third telescopic device which can be transversely telescopic, and the other end of the third telescopic device is hinged with the bottom plate;
a fourth telescopic device capable of vertically stretching is installed inside the fifth plate, one end of the fourth telescopic device is hinged with the side wall of the fifth plate, the other end of the fourth telescopic device is hinged with the bottom plate, and a preformed hole for the fourth telescopic device to move is formed in the bottom of the fifth plate;
the bottom of the first sliding plate is hinged with a fifth telescopic device which can be vertically telescopic, and the other end of the fifth telescopic device is hinged with the bottom plate;
a sixth telescopic device capable of transversely stretching is installed inside the seventh plate, the rear wall of the seventh plate is hinged to one end of the sixth telescopic device, the other end of the sixth telescopic device is hinged to the second sliding plate, and a reserved hole for the sixth telescopic device to move is formed in the seventh plate; the bottom of the second sliding plate is hinged with a seventh telescopic device capable of vertically telescoping, and the other end of the seventh telescopic device is hinged with the bottom plate.
Preferably, the first plate and the fifth plate are provided with limiting blocks for limiting the position of the vehicle.
Preferably, the lifting device, the first telescopic device, the second telescopic device, the third telescopic device, the fourth telescopic device, the fifth telescopic device, the sixth telescopic device and the seventh telescopic device are hydraulic telescopic devices or electric telescopic devices.
The utility model discloses a mutually support between first plate, second plate, third plate, fourth plate, fifth plate, sixth plate and the seventh plate, improve battery package and change efficiency, convenient and fast.
Drawings
Fig. 1 is the utility model relates to an electric automobile power battery package quick replacement device's spatial structure schematic diagram.
Fig. 2 is a schematic view of a connection structure between the fourth plate and the bottom plate of the present invention.
Fig. 3 is a front view of a scissor support according to another embodiment of the present invention.
Fig. 4 is a right side view of a scissor stand according to another embodiment of the present invention.
In the figure: 1. a first plate; 2. a second plate; 3. a third plate; 4. a fourth plate; 5. a fifth plate; 6. a sixth plate; 7. a seventh plate; 8. a base plate; 9. a first transverse slide rail; 10. a first vertical slide rail; 11. a lifting device; 12. a first sliding plate; 13. a second vertical slide rail; 14. a second sliding plate; 15. a second transverse slide rail; 16. a third vertical slide rail; 17. a third sliding plate; 18. a fourth sliding plate; 19. a fourth vertical slide rail; 20. a third transverse slide rail; 21. a roller; 22. a second telescoping device; 23. a third telescoping device; 24. a limiting block; 25. a first link; 26. a second link; 27. a third link; 28. a fourth link; 29. a cross bar.
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.
As shown in fig. 1 and 2, a device for rapidly replacing a power battery pack of an electric vehicle comprises a first plate 1, a second plate 2, a third plate 3, a fourth plate 4, a fifth plate 5, a sixth plate 6 and a seventh plate 7, wherein the first plate 1 is fixedly mounted on a bottom plate 8; the second plate 2 is arranged on the bottom plate 8 through a lifting device 11 and is tightly attached to the rear end of the first plate 1; the third plate 3 is slidably connected with a first transverse sliding rail 9 arranged on a bottom plate 8, and the third plate 3 transversely moves behind the second plate 2; the fifth plate 5 is slidably connected with a first vertical slide rail 10 arranged on the bottom plate 8, and the fifth plate 5 corresponds to the first plate 1 in position; the sixth plate 6 is installed on a first sliding plate 12 through a lifting device 11, the first sliding plate 12 is slidably connected with a second vertical sliding rail 13 arranged on the bottom plate 8, and the sixth plate 6 corresponds to the second plate 2; the seventh plate 7 is slidably connected to a second transverse slide rail 15 arranged on a second slide plate 14, the second slide plate 14 is slidably connected to a third vertical slide rail 16 arranged on the bottom plate 8, and the seventh plate 7 moves transversely and longitudinally behind the sixth plate 6; the fourth plate 4 is located between the second plate 2 and the sixth plate 6, the fourth plate 4 is installed on a third sliding plate 17 through a lifting device 11, the third sliding plate 17 is slidably connected with a fourth vertical sliding rail 19 arranged on a fourth sliding plate 18, and the fourth sliding plate 18 is slidably connected with a third horizontal sliding rail 20 arranged on the bottom plate 8.
The third plate 3, the fifth plate 5, the seventh plate 7, the first sliding plate 12, the second sliding plate 14, the third sliding plate 17 and the fourth sliding plate 18 are respectively connected with the first transverse slide rail 9, the first vertical slide rail 10, the second transverse slide rail 15, the second vertical slide rail 13, the third vertical slide rail 16, the fourth vertical slide rail 19 and the third transverse slide rail 20 in a sliding manner through rollers 21 arranged at the bottom ends.
The first plate 1, the second plate 2, the third plate 3, the fourth plate 4, the fifth plate 5, the sixth plate 6 and the seventh plate 7 are square bodies, a first telescopic device capable of transversely stretching is installed inside the third plate 3, one end of the first telescopic device is hinged to the rear wall of the third plate 3, the other end of the first telescopic device is hinged to a bottom plate 8, and a reserved hole for the first telescopic device to move is formed in the bottom of the third plate 3; the bottom of the third sliding plate 17 is hinged with a second telescopic device 22 which can be vertically telescopic, and the other end of the second telescopic device 22 is hinged with the fourth sliding plate 18; the bottom of the fourth sliding plate 18 is hinged with a third telescopic device 23 which can be transversely telescopic, and the other end of the third telescopic device 23 is hinged with the bottom plate 8; a fourth telescopic device capable of vertically stretching is installed inside the fifth plate 5, one end of the fourth telescopic device is hinged with the side wall of the fifth plate 5, the other end of the fourth telescopic device is hinged with the bottom plate 8, and a reserved hole for the fourth telescopic device to move is formed in the bottom of the fifth plate 5; the bottom of the first sliding plate 12 is hinged with a fifth telescopic device which can be vertically telescopic, and the other end of the fifth telescopic device is hinged with the bottom plate 8; a sixth telescopic device capable of transversely stretching is installed in the seventh plate 7, one end of the sixth telescopic device is hinged with the rear wall of the seventh plate 7, the other end of the sixth telescopic device is hinged with the second sliding plate 14, and a reserved hole for the sixth telescopic device to move is formed in the seventh plate 7; the bottom of the second sliding plate 14 is hinged with a seventh telescopic device which can be vertically telescopic, and the other end of the seventh telescopic device is hinged with the bottom plate 8.
And the first plate 1 and the fifth plate 5 are provided with limiting blocks 24 for limiting the position of a vehicle. The lifting device 11, the first telescopic device, the second telescopic device 22, the third telescopic device 23, the fourth telescopic device, the fifth telescopic device, the sixth telescopic device and the seventh telescopic device are hydraulic telescopic devices or electric telescopic devices, and can be one or more according to the situation. The upper surfaces of the first plate 1, the third plate 3, the fifth plate 5 and the seventh plate 7 are on the same plane, and the heights of the second plate 2, the fourth plate 4 and the sixth plate 6 can be adjusted by the lifting device 11, so that the upper surfaces of the second plate, the fourth plate and the sixth plate are on the same horizontal plane with other plates.
The working principle of the utility model is as follows:
the disassembling process comprises the following steps: the electric automobile enters from the right end of the battery pack quick replacement device, before entering, the width and the length of the battery pack quick replacement device are adjusted according to the wheel track and the wheel base of the automobile type, the fifth plate 5 vertically moves on the first vertical slide rail 10 through the stretching of the fourth stretching device, the first sliding plate 12 drives the sixth plate 6 to vertically move on the second vertical slide rail 13 through the stretching of the fifth stretching device, the second sliding plate 14 drives the seventh plate 7 to vertically move on the third vertical slide rail 16 through the stretching of the seventh stretching device, and the width of the battery pack quick replacement device is adjusted through the vertical movement of the fifth plate 5, the sixth plate 6 and the seventh plate 7; the third plate 3 moves transversely on the first transverse slide rail 9 through the extension and retraction of the first telescopic device, the second sliding plate 14 drives the seventh plate 7 to move transversely on the second transverse slide rail 15 through the extension and retraction of the sixth telescopic device, and the width of the quick battery pack replacement device is adjusted through the transverse movement of the third plate 3 and the seventh plate 7; meanwhile, keeping the first plate 1, the second plate 2, the third plate 3, the fifth plate 5, the sixth plate 6 and the seventh plate 7 on the same plane, then the electric vehicle enters the battery pack quick replacement device, so that the front wheels of the electric vehicle stop at the position of the limiting blocks 24 of the first plate 1 and the third plate 3, then the second plate 2 and the fourth plate 4 are lowered through the lifting device 11, a working space is created, meanwhile, the fourth sliding plate 18 drives the fourth plate 4 to move transversely on the third transverse slide rail 20 through the third telescopic device 23, after the electric vehicle moves to the battery pack positioning point, the third sliding plate 17 drives the fourth plate 4 to move vertically on the fourth vertical slide rail 19 through the second telescopic device 22, finally, the fourth plate 4 is positioned right below the corresponding position of the battery pack positioning point, the fourth plate 4 is lifted through the lifting device 11, so that the fourth plate 4 supports the weight of the battery pack, then the staff begins to carry out the battery package and changes the operation in second plate 2 and sixth plate 6 department through pneumatic/electric tool, accomplishes the dismantlement of all bolts and reinforcing bar, and after the battery package bolt dismantlement was accomplished, make fourth plate 4 whereabouts through elevating gear 11 to make fourth plate 4 lateral motion on third transverse sliding rail 20 through third telescoping device 23, finally remove fourth plate 4 to the rightmost, accomplish the dismantlement process.
The assembling process comprises the following steps: a repaired or replaced battery pack is placed on the fourth plate 4, the fourth sliding plate 18 drives the fourth plate 4 to move transversely on the third transverse sliding rail 20 through the third telescopic device 23, after the fourth plate 4 moves to a battery pack positioning point, the third sliding plate 17 drives the fourth plate 4 to move vertically on the fourth vertical sliding rail 17 through the second telescopic device 22, finally the fourth plate 4 is positioned right below a position corresponding to the battery pack positioning point, the battery pack installation position of the electric automobile is lifted through the lifting device 11, then a worker starts battery pack assembling operation at the second plate 2 and the sixth plate 6 through a pneumatic/electric tool to complete assembling work of all bolts and reinforcing strips, after the assembling is completed, the worker leaves a working platform, the fourth plate 4 descends through the lifting device 11, the second plate 2 and the sixth plate 6 are lifted through the lifting device 11 to be matched with the first plate 1, The third plate 3, the fifth plate 5 and the seventh plate 7 are on the same horizontal plane, the electric automobile drives away from the quick battery pack replacing device, and the battery pack assembling process is completed.
As shown in fig. 3 and 4, in order to enhance the stability of the second plate 2, the fourth plate 4 and the sixth plate 6 and reduce the number of the lifting devices 11, the lifting devices 11 may be supported on a scissor-type support frame, and the scissor-type support frame is used for stabilizing; the scissor type support comprises a first connecting rod 25, a second connecting rod 26, a third connecting rod 27, a fourth connecting rod 28 and a cross rod 29, wherein the first connecting rod 25 is hinged with the second connecting rod 26, the third connecting rod 27 is hinged with the fourth connecting rod 28 and is in an X shape, one end of the cross rod 29 is fixedly connected to a hinged shaft of the first connecting rod 25 and the second connecting rod 26, and the other end of the cross rod 29 is fixedly connected to a hinged shaft of the third connecting rod 27 and the fourth connecting rod 28; the upper end and the lower end of each of the first connecting rod 25, the second connecting rod 26, the third connecting rod 27 and the fourth connecting rod 28 are respectively provided with a roller 21, the bottoms of the second plate 2, the fourth plate 4 and the sixth plate 6 are respectively provided with a fourth transverse sliding rail, the third sliding plate 17 is provided with a fifth transverse sliding rail, the first sliding plate 12 is provided with a sixth transverse sliding rail, the roller 21 at the upper end of the shear type supporting frame is arranged in the fourth transverse sliding rail, and the roller 21 at the lower end slides along the bottom plate 8; the rollers 21 at the upper ends of the scissor-type support frames are arranged in the fifth transverse slide rail and the sixth transverse slide rail at the bottoms of the fourth plate 4 and the sixth plate 6, and the rollers 21 at the lower ends of the scissor-type support frames are respectively arranged in the fifth transverse slide rail on the third sliding plate 17 and the sixth transverse slide rail on the first sliding plate 12; the top end of the lifting device 11 is fixedly connected to the middle position of the cross bar 29, and the bottom end of the lifting device 11 is fixedly connected to the bottom plate 8, the third sliding plate 17 and the first sliding plate 12 respectively.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides an electric automobile power battery package quick replacement device, includes first plate (1), second plate (2), third plate (3), fourth plate (4), fifth plate (5), sixth plate (6) and seventh plate (7), its characterized in that: the first plate (1) is fixedly arranged on the bottom plate (8); the second plate (2) is arranged on the bottom plate (8) through a lifting device (11) and is tightly attached to the rear end of the first plate (1); the third plate (3) is slidably connected with a first transverse sliding rail (9) arranged on the bottom plate (8), and the third plate (3) transversely moves behind the second plate (2); the fifth plate (5) is slidably connected with a first vertical sliding rail (10) arranged on the bottom plate (8), and the fifth plate (5) corresponds to the first plate (1); the sixth plate (6) is installed on a first sliding plate (12) through a lifting device (11), the first sliding plate (12) is connected with a second vertical sliding rail (13) arranged on the bottom plate (8) in a sliding mode, and the sixth plate (6) corresponds to the second plate (2) in position; the seventh plate (7) is slidably connected with a second transverse sliding rail (15) arranged on a second sliding plate (14), the second sliding plate (14) is slidably connected with a third vertical sliding rail (16) arranged on the bottom plate (8), and the seventh plate (7) transversely and longitudinally moves behind the sixth plate (6); the fourth plate (4) is located between the second plate (2) and the sixth plate (6), the fourth plate (4) is installed on the third sliding plate (17) through the lifting device (11), the third sliding plate (17) is slidably connected with a fourth vertical sliding rail (19) arranged on the fourth sliding plate (18), and the fourth sliding plate (18) is slidably connected with a third transverse sliding rail (20) arranged on the bottom plate (8).
2. The device for rapidly replacing the power battery pack of the electric automobile according to claim 1, is characterized in that: the third plate (3), the fifth plate (5), the seventh plate (7), the first sliding plate (12), the second sliding plate (14), the third sliding plate (17) and the fourth sliding plate (18) are respectively in sliding connection with the first transverse sliding rail (9), the first vertical sliding rail (10), the second transverse sliding rail (15), the second vertical sliding rail (13), the third vertical sliding rail (16), the fourth vertical sliding rail (19) and the third transverse sliding rail (20) through rollers (21) arranged at the bottom ends.
3. The device for rapidly replacing the power battery pack of the electric automobile according to claim 1, is characterized in that: the first plate (1), the second plate (2), the third plate (3), the fourth plate (4), the fifth plate (5), the sixth plate (6) and the seventh plate (7) are all square bodies,
a first telescopic device capable of transversely stretching is arranged in the third plate (3), one end of the first telescopic device is hinged with the rear wall of the third plate (3), the other end of the first telescopic device is hinged with the bottom plate (8), and a preformed hole for the first telescopic device to move is formed in the bottom of the third plate (3);
the bottom of the third sliding plate (17) is hinged with a second telescopic device (22) which can be vertically telescopic, and the other end of the second telescopic device (22) is hinged with a fourth sliding plate (18);
the bottom of the fourth sliding plate (18) is hinged with a third telescopic device (23) which can be transversely telescopic, and the other end of the third telescopic device (23) is hinged with the bottom plate (8);
a fourth telescopic device capable of vertically stretching is installed inside the fifth plate (5), one end of the fourth telescopic device is hinged with the side wall of the fifth plate (5), the other end of the fourth telescopic device is hinged with the bottom plate (8), and a preformed hole for the fourth telescopic device to move is formed in the bottom of the fifth plate (5);
the bottom of the first sliding plate (12) is hinged with a fifth telescopic device which can be vertically telescopic, and the other end of the fifth telescopic device is hinged with the bottom plate (8);
a sixth telescopic device capable of transversely stretching is installed inside the seventh plate (7), the rear wall of the seventh plate (7) is hinged to one end of the sixth telescopic device, the other end of the sixth telescopic device is hinged to the second sliding plate (14), and a reserved hole for the sixth telescopic device to move is formed in the seventh plate (7); the bottom of the second sliding plate (14) is hinged with a seventh telescopic device capable of vertically telescoping, and the other end of the seventh telescopic device is hinged with the bottom plate (8).
4. The device for rapidly replacing the power battery pack of the electric automobile according to claim 1, is characterized in that: and the first plate (1) and the fifth plate (5) are provided with limiting blocks (24) for limiting the position of a vehicle.
5. The device for rapidly replacing the power battery pack of the electric automobile according to claim 1, is characterized in that: the lifting device (11), the first telescopic device, the second telescopic device (22), the third telescopic device (23), the fourth telescopic device, the fifth telescopic device, the sixth telescopic device and the seventh telescopic device are hydraulic telescopic devices or electric telescopic devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920368553.0U CN209904729U (en) | 2019-03-22 | 2019-03-22 | Quick replacement device for power battery pack of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920368553.0U CN209904729U (en) | 2019-03-22 | 2019-03-22 | Quick replacement device for power battery pack of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209904729U true CN209904729U (en) | 2020-01-07 |
Family
ID=69033400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920368553.0U Active CN209904729U (en) | 2019-03-22 | 2019-03-22 | Quick replacement device for power battery pack of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209904729U (en) |
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2019
- 2019-03-22 CN CN201920368553.0U patent/CN209904729U/en active Active
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