CN113735014A - New energy automobile driving system part's dismouting equipment - Google Patents
New energy automobile driving system part's dismouting equipment Download PDFInfo
- Publication number
- CN113735014A CN113735014A CN202111029759.9A CN202111029759A CN113735014A CN 113735014 A CN113735014 A CN 113735014A CN 202111029759 A CN202111029759 A CN 202111029759A CN 113735014 A CN113735014 A CN 113735014A
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- China
- Prior art keywords
- connecting plate
- fixedly connected
- new energy
- plate
- motor
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0608—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0641—Single levers, e.g. parallel links
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F2700/00—Lifting apparatus
- B66F2700/12—Lifting platforms for vehicles or motorcycles or similar lifting apparatus
- B66F2700/123—Details concerning the support members or devices not related to the lifting itself
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention relates to the technical field of new energy vehicles, in particular to a new energy vehicle power system component dismounting device which comprises a bottom plate, a support, a two-way screw, a first motor, two guide rods, two connecting blocks, four connecting rods and a first connecting plate. This dismouting equipment of new energy automobile driving system part can conveniently carry out lift adjustment and rotation regulation to the car to can conveniently carry out the dismouting to the driving system part on the vehicle chassis.
Description
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to a new energy automobile power system component dismounting device.
Background
The power system component of the new energy automobile taking the power battery as the power source is different from the traditional automobile in that the power system component has more motors or no engine, so the power component dismounting device and method are greatly different from the traditional automobile; at present, no mature, reliable and convenient equipment is provided for dismounting the power parts of the automobiles. At present, the power parts of the new energy automobile are complex to disassemble and assemble, more manpower is needed, and the safety and the stability are poor. In the prior art, the lifting equipment is adopted to lift the automobile, then the worker carries out dismounting work on the chassis part of the automobile, but the lifted automobile is troublesome in lifting adjustment of the automobile, the stability of the automobile is poor in the adjusting process, the automobile is not convenient to rotate and adjust, the worker is required to adjust the position of the automobile back and forth, and great inconvenience is brought to the dismounting process of the worker.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, the lifting adjustment and the rotation adjustment of an automobile are inconvenient, and great inconvenience is brought to the dismounting process of workers, and provides dismounting equipment for a new energy automobile power system component.
In order to achieve the purpose, the invention adopts the following technical scheme:
designing a new energy automobile power system component's dismouting equipment, including bottom plate, support, two-way screw rod, first motor, two guide bars, two connecting blocks, four connecting rods and first connecting plate, support fixed connection is in the bottom plate upper surface, two-way screw rod rotate to be connected in among the support, first motor fixed connection is in one side of support, and be fixed connection between the output shaft one end of first motor and the one end of two-way screw rod, two the guide bar all fixed connection in among the support, and two the guide bar is located respectively the both sides of two-way screw rod, two the connecting block is equallyd divide respectively threaded connection on two-way screw rod, and is relative setting between two the connecting block, two the guide bar is equallyd divide and is do not run through the setting at two the both ends of connecting block, the lower extreme of four connecting rods articulates respectively at two the both ends of connecting block upper surface, the first connecting plate sets up four the upper end of connecting rod, and four the upper end of connecting rod articulates respectively the lower surface of first connecting plate, the second opening has been seted up on the first connecting plate, first connecting plate upper surface is provided with bears the weight of the mechanism.
Preferably, it includes slewing mechanism, second connecting plate, first opening and two fixed establishment to bear the weight of the mechanism, slewing mechanism connects first connecting plate upper surface, the second connecting plate is connected the slewing mechanism upper end, first opening is seted up on the second connecting plate, just first opening with link up between the second opening mutually, two the equal fixed connection of fixed establishment is in second connecting plate upper surface, and two for relative setting, two between the fixed establishment is located respectively the both sides of first opening.
Preferably, slewing mechanism includes second motor, circular gear, ring gear and supports slide mechanism, second motor fixed connection be in one side of first connecting plate lower surface, circular gear rotates to be connected one side of first connecting plate upper surface, just the output shaft one end of second motor with be fixed connection between the circular gear, the ring gear passes through it sets up to support slide mechanism first connecting plate upper surface, just ring gear fixed connection be in second connecting plate lower surface, first opening ring gear inner circle and link up mutually between the second opening three, ring gear with mesh mutually between the circular gear.
Preferably, the supporting sliding mechanism comprises a plurality of supporting blocks, an annular slide way and a plurality of supporting wheels, the supporting blocks are all fixedly connected to the lower end of the annular gear, the annular slide way is arranged on the upper surface of the first connecting plate, the supporting wheels are respectively and fixedly connected to the lower ends of the supporting blocks, and the supporting wheels are all arranged in the annular slide way.
Preferably, fixed establishment includes backup pad, telescopic cylinder and splint, backup pad fixed connection be in the second connecting plate upper surface, telescopic cylinder fixed connection be in one side of backup pad, splint fixed connection be in telescopic cylinder is close to first opening one end.
Preferably, a lifting platform is arranged on the upper surface of the bottom plate and is located right below the second through hole.
Preferably, lift platform includes a plurality of electric telescopic handle and operation platform, a plurality of the equal fixed connection of electric telescopic handle is in the bottom plate upper surface, operation platform fixed connection is in a plurality of electric telescopic handle's upper end, just operation platform is located under the second entrance.
The dismounting device for the new energy automobile power system component provided by the invention has the beneficial effects that: the dismounting device for the new energy automobile power system component comprises a first motor, a second motor, a guide rod, a bearing mechanism and a second connecting rod, wherein the first motor can drive a bidirectional screw to rotate by starting the first motor, the two connecting rods can move close to each other or move away from each other by forward and reverse rotation adjustment of the first motor in the rotation process of the bidirectional screw, when the two connecting rods move close to each other, the first connecting rod can be pushed upwards by the four connecting rods, the bearing mechanism can be driven by the first connecting rod to ascend, and therefore an automobile can ascend; when two connecting blocks carried out the motion of keeping away from each other, four connecting rods will be with first connecting plate pulling downwards, and first connecting plate will drive and bear the weight of mechanism and descend to can make the car descend. Therefore, through the design, the automobile can be conveniently lifted and adjusted, so that workers can conveniently disassemble and assemble automobile power system components on the automobile; secondly, through starting the second motor, the second motor can drive the circular gear to rotate, the circular gear can drive the ring gear to rotate, the ring gear can drive the second connecting plate to rotate, and the second connecting plate can drive the automobile placed on the second connecting plate to rotate. Therefore, through the design, the automobile can be conveniently rotated and adjusted, and therefore the disassembly and the assembly of automobile power system parts on the automobile can be conveniently carried out by workers. To sum up, this design can conveniently carry out lift adjustment and rotation regulation to the car simultaneously, and the staff can conveniently carry out dismouting work to car driving system part in the chassis portion of car.
Drawings
Fig. 1 is a schematic perspective structure diagram of a mounting and dismounting device for a new energy automobile power system component according to the present invention.
Fig. 2 is a schematic perspective structure diagram of a mounting and dismounting device for a new energy automobile power system component according to the present invention.
Fig. 3 is a schematic partial perspective structure view of a mounting and dismounting device for a new energy automobile power system component according to the present invention.
Fig. 4 is a front structural sectional view of a new energy automobile power system component dismounting device provided by the invention.
Fig. 5 is an enlarged schematic view of the structure of the portion a in fig. 4.
In the figure: the device comprises a base plate 1, a support 2, a bidirectional screw 3, a first motor 4, a guide rod 5, a connecting block 6, a connecting rod 7, a first connecting plate 8, a bearing mechanism 9, a rotating mechanism 91, a second motor 911, a circular gear 912, a ring gear 913, a supporting block 914, a ring-shaped slideway 915, a supporting wheel 916, a second connecting plate 92, a first through hole 93, a fixing mechanism 94, a supporting plate 941, a telescopic cylinder 942, a clamping plate 943, an electric telescopic rod 10, an operating platform 11 and a second through hole 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-5, a new energy automobile power system component's dismouting equipment, comprising a base plate 1, support 2, two-way screw rod 3, first motor 4, two guide bars 5, two connecting blocks 6, four connecting rods 7 and first connecting plate 8, support 2 fixed connection is on bottom plate 1 upper surface, two-way screw rod 3 rotates and connects in support 2, first motor 4 fixed connection is in one side of support 2, and be fixed connection between the output shaft one end of first motor 4 and the one end of two-way screw rod 3, first motor 4 is connected with external storage battery through the wire, and fixedly connected with is used for controlling the switch of first motor 4 operation on the wire, what first motor 4 adopted is servo motor.
The two guide rods 5 are fixedly connected in the bracket 2, the two guide rods 5 are respectively positioned at two sides of the two-way screw rod 3, the two connecting blocks 6 are respectively connected on the two-way screw rod 3 in a threaded manner, the two connecting blocks 6 are oppositely arranged, the two guide rods 5 are respectively arranged at two ends of the two connecting blocks 6 in a penetrating manner, the lower ends of the four connecting rods 7 are respectively hinged at two ends of the upper surface of the two connecting blocks 6, the first connecting plate 8 is arranged at the upper ends of the four connecting rods 7, the upper ends of the four connecting rods 7 are respectively hinged at the lower surface of the first connecting plate 8, the first connecting plate 8 is provided with a second through hole 12, and through the arrangement of the second through hole 12, a worker can operate the chassis of an automobile placed on the bearing mechanism 9 under the second through hole 12, so that the automobile power system component can be disassembled and assembled from the chassis part of the automobile, the upper surface of the first connecting plate 8 is provided with a bearing mechanism 9, and the bearing mechanism 9 is used for bearing and placing an automobile.
When the automobile connecting device is used, the first motor 4 is started, the first motor 4 can drive the two-way screw 3 to rotate, in the rotating process of the two-way screw 3, under the limiting effect and the guiding effect of the guide rod 5, the two connecting blocks 6 can move close to each other or move away from each other through forward and reverse rotation adjustment of the first motor 4, when the two connecting blocks 6 move close to each other, the four connecting rods 7 can push the first connecting plate 8 upwards, the first connecting plate 8 can drive the bearing mechanism 9 to ascend, and therefore an automobile can ascend; when two connecting blocks 6 carry out the motion of keeping away from each other, four connecting rods 7 will be with first connecting plate 8 pulling downwards, and first connecting plate 8 will drive and bear mechanism 9 and descend to can make the car descend. Therefore, through the design, the automobile can be conveniently lifted and adjusted, and therefore the worker can conveniently disassemble and assemble the automobile power system component on the automobile.
Example 2
Referring to fig. 1-5, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the bearing mechanism 9 includes a rotating mechanism 91, a second connecting plate 92, a first through hole 93, and two fixing mechanisms 94, the rotating mechanism 91 is connected to the upper surface of the first connecting plate 8, the second connecting plate 92 is connected to the upper end of the rotating mechanism 91, the first through hole 93 is opened on the second connecting plate 92, and the first through hole 93 and the second through hole 12 are communicated, the two fixing mechanisms 94 are both fixedly connected to the upper surface of the second connecting plate 92, and are oppositely disposed between the two fixing mechanisms 94, the two fixing mechanisms 94 are respectively located at two sides of the first through hole 93, and the two fixing mechanisms 94 are used to fix the vehicle on the second connecting plate 92.
The rotating mechanism 91 comprises a second motor 911, a circular gear 912, a ring gear 913 and a supporting sliding mechanism, the second motor 911 is fixedly connected to one side of the lower surface of the first connecting plate 8, the second motor 911 is connected with an external battery pack through a lead, a switch for controlling the operation of the second motor 911 is fixedly connected to the lead, the circular gear 912 is rotatably connected to one side of the upper surface of the first connecting plate 8, one end of an output shaft of the second motor 911 is fixedly connected with the circular gear 912, the ring gear 913 is arranged on the upper surface of the first connecting plate 8 through the supporting sliding mechanism, the ring gear 913 is fixedly connected to the lower surface of the second connecting plate 92, the first through hole 93, the inner ring of the ring gear 913 and the second through hole 12 are communicated, the ring gear 913 is meshed with the circular gear 912, and through the arrangement of the first through hole 93, the inner ring gear 913 and the second through hole 12, the operator can operate the chassis of the vehicle placed on the support mechanism 9 directly below the second through opening 12, and can detach and mount the vehicle power system component from the chassis of the vehicle.
The supporting sliding mechanism comprises a plurality of supporting blocks 914, an annular slideway 915 and a plurality of supporting wheels 916, wherein the supporting blocks 914 are all fixedly connected with the lower end of the annular gear 913, the annular slideway 915 is arranged on the upper surface of the first connecting plate 8, the supporting wheels 916 are respectively fixedly connected with the lower ends of the supporting blocks 914, the supporting wheels 916 are all arranged in the annular slideway 915, under the action of the supporting blocks 914, the annular slideway 915 and the supporting wheels 916, not only the bearing function of the annular gear 913, the second connecting plate 92 and the automobile placed thereon can be effectively achieved, but also, since the support wheel 916 will roll along its circular path within the annular ramp 915, thereby reducing friction, further, the ring gear 913 can be made to rotate, so that the rotation adjustment of the second link plate 92 and the automobile placed thereon can be performed.
When the automobile connecting plate is used, the second motor 911 is started, the second motor 911 can drive the circular gear 912 to rotate, the circular gear 912 can drive the ring gear 913 to rotate, the ring gear 913 can drive the second connecting plate 92 to rotate, and the second connecting plate 92 can drive an automobile placed on the second connecting plate to rotate. Therefore, through the design, the automobile can be conveniently rotated and adjusted, and therefore the disassembly and the assembly of automobile power system parts on the automobile can be conveniently carried out by workers.
Example 3
Referring to fig. 1-4, as another preferred embodiment of the present invention, the difference from embodiment 1 is that a lifting platform is disposed on the upper surface of a base plate 1, and the lifting platform is located under a second opening 12, the lifting platform includes a plurality of electric telescopic rods 10 and an operating platform 11, the electric telescopic rods 10 are all fixedly connected to the upper surface of the base plate 1, the operating platform 11 is fixedly connected to the upper ends of the electric telescopic rods 10, and the operating platform 11 is located under the second opening 12, the electric telescopic rods 10 are connected to an external battery pack through wires, and the wires are provided with switches for controlling the operation of the electric telescopic rods 10, and by controlling the plurality of electric telescopic rods 10, the lifting adjustment of the operating platform 11 can be performed, since the operating platform 11 is used for standing workers, then, the lifting adjustment of the operating platform 11, thereby greatly facilitating the disassembly and assembly work of workers.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The dismounting device for the new energy automobile power system component comprises a bottom plate (1), a support (2), a two-way screw (3), a first motor (4), two guide rods (5), two connecting blocks (6), four connecting rods (7) and a first connecting plate (8), and is characterized in that the support (2) is fixedly connected to the upper surface of the bottom plate (1), the two-way screw (3) is rotatably connected into the support (2), the first motor (4) is fixedly connected to one side of the support (2), one end of an output shaft of the first motor (4) is fixedly connected with one end of the two-way screw (3), the two guide rods (5) are fixedly connected into the support (2), and the two guide rods (5) are respectively positioned at two sides of the two-way screw (3), two connecting block (6) are equallyd divide do not threaded connection and are in on two-way screw rod (3), and two be relative setting between connecting block (6), two guide bar (5) are equallyd divide and are do not run through the setting two the both ends of connecting block (6), four the lower extreme of connecting rod (7) articulates respectively two the both ends of connecting block (6) upper surface, first connecting plate (8) set up four the upper end of connecting rod (7), and four the upper end of connecting rod (7) articulates respectively the lower surface of first connecting plate (8), second opening (12) have been seted up on first connecting plate (8), first connecting plate (8) upper surface is provided with bearing mechanism (9).
2. The device for dismounting and mounting the new energy automobile power system component according to claim 1, characterized in that the bearing mechanism (9) comprises a rotating mechanism (91), a second connecting plate (92), a first through opening (93) and two fixing mechanisms (94), the rotating mechanism (91) is connected to the upper surface of the first connecting plate (8), the second connecting plate (92) is connected to the upper end of the rotating mechanism (91), the first through opening (93) is arranged on the second connecting plate (92), the first through hole (93) is communicated with the second through hole (12), the two fixing mechanisms (94) are fixedly connected to the upper surface of the second connecting plate (92), the two fixing mechanisms (94) are oppositely arranged, and the two fixing mechanisms (94) are respectively positioned on two sides of the first through hole (93).
3. The new energy automobile power system component dismounting device according to claim 2, wherein the rotating mechanism (91) comprises a second motor (911), a circular gear (912), a ring gear (913) and a supporting sliding mechanism, the second motor (911) is fixedly connected to one side of the lower surface of the first connecting plate (8), the circular gear (912) is rotatably connected to one side of the upper surface of the first connecting plate (8), one end of the output shaft of the second motor (911) is fixedly connected with the circular gear (912), the ring gear (913) is arranged on the upper surface of the first connecting plate (8) through the supporting sliding mechanism, the ring gear (913) is fixedly connected to the lower surface of the second connecting plate (92), and the first through hole (93), the inner ring of the ring gear (913) and the second through hole (12) are communicated with each other, the ring gear (913) is engaged with the circular gear (912).
4. The new energy automobile power system component dismounting device according to claim 3, wherein the supporting sliding mechanism comprises a plurality of supporting blocks (914), an annular slide way (915) and a plurality of supporting wheels (916), the supporting blocks (914) are all fixedly connected to the lower end of the annular gear (913), the annular slide way (915) is arranged on the upper surface of the first connecting plate (8), the supporting wheels (916) are respectively fixedly connected to the lower ends of the supporting blocks (914), and the supporting wheels (916) are all arranged in the annular slide way (915).
5. The dismounting device for the new energy automobile power system component according to claim 2, characterized in that the fixing mechanism (94) comprises a supporting plate (941), a telescopic cylinder (942) and a clamping plate (943), the supporting plate (941) is fixedly connected to the upper surface of the second connecting plate (92), the telescopic cylinder (942) is fixedly connected to one side of the supporting plate (941), and the clamping plate (943) is fixedly connected to one end of the telescopic cylinder (942) close to the first through opening (93).
6. The new energy automobile power system component dismounting device is characterized in that a lifting platform is arranged on the upper surface of the base plate (1) and is located right below the second opening (12).
7. The new energy automobile power system component dismounting device according to claim 6, wherein the lifting platform comprises a plurality of electric telescopic rods (10) and an operating platform (11), the plurality of electric telescopic rods (10) are all fixedly connected to the upper surface of the bottom plate (1), the operating platform (11) is fixedly connected to the upper ends of the plurality of electric telescopic rods (10), and the operating platform (11) is located right below the second opening (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111029759.9A CN113735014A (en) | 2021-09-03 | 2021-09-03 | New energy automobile driving system part's dismouting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111029759.9A CN113735014A (en) | 2021-09-03 | 2021-09-03 | New energy automobile driving system part's dismouting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113735014A true CN113735014A (en) | 2021-12-03 |
Family
ID=78735111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111029759.9A Withdrawn CN113735014A (en) | 2021-09-03 | 2021-09-03 | New energy automobile driving system part's dismouting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113735014A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09226538A (en) * | 1996-02-21 | 1997-09-02 | Ishikawajima Harima Heavy Ind Co Ltd | Working stand for disassembly of scrapped vehicle |
| JP2012106810A (en) * | 2010-11-15 | 2012-06-07 | Sugiyasu Corp | Lift for vehicle maintenance |
| CN112141934A (en) * | 2020-10-29 | 2020-12-29 | 万基控股集团运输有限公司 | Multifunctional equipment maintenance utensil |
| CN112296967A (en) * | 2020-10-30 | 2021-02-02 | 畅小飞 | Agricultural machine overhauls device with supporting |
| CN213354492U (en) * | 2020-10-27 | 2021-06-04 | 冯诰 | Automatic lifting equipment for repairing chassis of bullet train |
| CN216433541U (en) * | 2021-11-23 | 2022-05-03 | 张小红 | New energy automobile detects and uses strutting arrangement |
-
2021
- 2021-09-03 CN CN202111029759.9A patent/CN113735014A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09226538A (en) * | 1996-02-21 | 1997-09-02 | Ishikawajima Harima Heavy Ind Co Ltd | Working stand for disassembly of scrapped vehicle |
| JP2012106810A (en) * | 2010-11-15 | 2012-06-07 | Sugiyasu Corp | Lift for vehicle maintenance |
| CN213354492U (en) * | 2020-10-27 | 2021-06-04 | 冯诰 | Automatic lifting equipment for repairing chassis of bullet train |
| CN112141934A (en) * | 2020-10-29 | 2020-12-29 | 万基控股集团运输有限公司 | Multifunctional equipment maintenance utensil |
| CN112296967A (en) * | 2020-10-30 | 2021-02-02 | 畅小飞 | Agricultural machine overhauls device with supporting |
| CN216433541U (en) * | 2021-11-23 | 2022-05-03 | 张小红 | New energy automobile detects and uses strutting arrangement |
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Application publication date: 20211203 |