CN211444909U - Storage battery disassembling and assembling vehicle - Google Patents

Storage battery disassembling and assembling vehicle Download PDF

Info

Publication number
CN211444909U
CN211444909U CN202020013493.3U CN202020013493U CN211444909U CN 211444909 U CN211444909 U CN 211444909U CN 202020013493 U CN202020013493 U CN 202020013493U CN 211444909 U CN211444909 U CN 211444909U
Authority
CN
China
Prior art keywords
supporting
assembly
frame
legs
transverse moving
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.)
Active
Application number
CN202020013493.3U
Other languages
Chinese (zh)
Inventor
刘路
王泉文
常福军
王林
沈浩
高亚锋
刘楠楠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Crrc Tangche Railway Vehicles Co ltd
CRRC Tangshan Co Ltd
Original Assignee
Tianjin Crrc Tangche Railway Vehicles Co ltd
CRRC Tangshan Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianjin Crrc Tangche Railway Vehicles Co ltd, CRRC Tangshan Co Ltd filed Critical Tianjin Crrc Tangche Railway Vehicles Co ltd
Priority to CN202020013493.3U priority Critical patent/CN211444909U/en
Application granted granted Critical
Publication of CN211444909U publication Critical patent/CN211444909U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model provides a storage battery disassembling and assembling vehicle, which comprises a vehicle body and a translation frame, wherein the vehicle body comprises a table top and a lifting frame arranged at the bottom of the table top, and the lifting frame is used for adjusting the height of the table top; the translation frame is arranged on the upper surface of the table board, and a support plate is arranged above the translation frame and used for supporting the storage battery; the translation frame comprises a left transverse moving component, a right transverse moving component and a front telescopic component, the transverse moving component is used for adjusting the left position and the right position of the supporting plate, and the telescopic component is used for adjusting the front position and the rear position of the supporting plate. The storage battery dismounting and mounting vehicle provided by the invention is used for dismounting and mounting the storage battery of the electric passenger car, has a wider operation visual field compared with the traditional forklift, and is more convenient for an operator to quickly and accurately position and adjust the position of the pulley at the bottom of the storage battery car, so that the pulley is more easily aligned with the slideway at the bottom of the storage battery box.

Description

Storage battery disassembling and assembling vehicle
Technical Field
The invention belongs to the technical field of railway vehicles, and particularly relates to a storage battery disassembling and assembling vehicle.
Background
According to the regulations of the overhaul and repair processes such as the fixed repair, the frame repair and the like of the urban rail electric bus, in order to ensure the performance of the storage battery and prolong the service life, the storage battery of the electric bus needs to be subjected to a get-off charge and discharge test, at the moment, the storage battery trolley needs to be taken out from the storage battery box of the electric bus, and the storage battery trolley is installed back into the storage battery box of the electric bus after the charge and discharge test under the bus is finished.
Due to the limitation of height and the lack of flexibility of the traditional underground power station, the underground power station cannot realize the whole process of disassembling and assembling the whole storage battery. At present, the disassembly and assembly of the storage battery trolley of the electric passenger car are completed by operating a forklift by a forklift driver, but the method has strict requirements on personnel, needs rigid conditions of operation quality, requires rich experience of the forklift driver, is complex to operate and time-consuming, and also has the risk of collision between the storage battery trolley and the electric passenger car body and personnel crushing injury.
Disclosure of Invention
In view of the above, the invention aims to provide a storage battery dismounting and mounting vehicle, so as to simplify the dismounting and mounting work of a storage battery and avoid potential risks of vehicle body collision and personal injury.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a storage battery disassembling and assembling vehicle comprises a vehicle body and a translation frame, wherein the vehicle body comprises a table top and a lifting frame arranged at the bottom of the table top, and the lifting frame is used for adjusting the height of the table top;
the translation frame is arranged on the upper surface of the table board, and a support plate is arranged above the translation frame and used for supporting the storage battery;
the translation frame comprises a left transverse moving component, a right transverse moving component and a front telescopic component, the transverse moving component is used for adjusting the left position and the right position of the supporting plate, and the telescopic component is used for adjusting the front position and the rear position of the supporting plate.
Furthermore, the table top comprises two parallel channel steels, and the grooves of the channel steels face downwards;
the rear ends of the two channel steels are fixedly connected through a rear baffle;
the translation frame is erected between the two channel steels.
Furthermore, the lifting frame comprises a hinged frame, side legs and a jack; the hinge frame is of an H-shaped frame structure and comprises two inner supporting legs and a connecting beam for connecting the two inner supporting legs;
the two side legs are respectively arranged on the outer sides of the inner legs, and the middle positions of the inner legs are hinged with the middle positions of the side legs through hinge shafts;
the front end of each side leg is provided with a wheel I, and a wheel II is arranged between the rear ends of the two inner legs;
the rear ends of the side legs are hinged with the bottom of the rear end of the channel steel, the front end of the inner leg is provided with a sliding assembly, the bottom of the channel steel is provided with a sliding chute corresponding to the sliding assembly, and the front end of the inner leg is in sliding connection with the channel steel through the sliding assembly and the sliding chute;
the jack is installed at the rear end of the inner support and used for jacking the table top.
Furthermore, the two wheels comprise two wheels, the two wheels are connected through a connecting shaft, the two wheels are rotatably connected with the connecting shaft, and the bottom of the jack is fixedly connected with the middle position of the connecting shaft;
the jack is correspondingly provided with a fixed frame which is an inverse U-shaped frame, the bottoms of the two sides of the fixed frame are hinged with the rear end of the inner supporting leg, a transverse plate in the middle of the fixed frame is provided with a rotating bearing, the jack is arranged on the inner side of the rotating bearing, and the jack penetrates through the rotating bearing;
the top of the rear baffle extends transversely to the rear side to form a supporting part, a groove corresponding to a piston rod of the jack is formed in the bottom of the supporting part, and the top of the piston rod is arranged in the groove.
Furthermore, the outside of jack still fixed welding U-shaped piece, the U-shaped piece is articulated with the pull rod, the top of pull rod is equipped with the handle, through the pulling of handle or push the automobile body.
Furthermore, the outer side of the rear end of the inner supporting leg is also provided with an auxiliary supporting wheel.
Further, the telescopic assembly is arranged above the transverse moving assembly, and the transverse moving assembly is used for adjusting the left transverse position and the right transverse position of the telescopic assembly;
the transverse moving assembly and the telescopic assembly comprise supporting channel steel, slide rails, screw rods and slide blocks, the two slide rails are respectively arranged at the tops of side plates on two sides of the supporting channel steel, the slide blocks corresponding to the slide rails of the transverse moving assembly are arranged at the bottom of the channel steel of the telescopic assembly, the screw rods are arranged on the upper surface of the supporting channel steel through rotating shaft seats, the end parts of the screw rods are connected with hand wheels through couplings, and the screw rods are rotated through the hand wheels;
each screw rod is correspondingly provided with a sliding table, the sliding table is in threaded connection with the screw rod, and the sliding table of the transverse moving assembly is fixedly connected with the supporting channel steel of the telescopic assembly;
the bottom of the supporting plate is fixedly connected with the sliding table of the telescopic assembly.
Further, the slide rail of the transverse moving component is vertical to the slide rail of the telescopic component;
the screw rod of the transverse moving component is perpendicular to the screw rod of the telescopic component.
Compared with the prior art, the storage battery disassembling and assembling vehicle has the following advantages:
(1) the storage battery dismounting and mounting vehicle is used for dismounting and mounting the storage battery of the electric passenger car, the operation visual field is wider than that of a traditional forklift, an operator can quickly and accurately position and adjust the position of the pulley at the bottom of the storage battery car, and the storage battery car is easier to align with the slideway at the bottom of the storage battery box. Because the fork face is high from ground when traditional ground ox goes up and down has the limitation, can not satisfy the actual altitude requirement of present car necessarily, so utilized the design of jack, in addition, still increased three-dimensional moving mechanism than traditional ground ox, played the effect of removal regulation, jack-up, support, more nimble practical has the advantage of being convenient for operation and use, has improved work efficiency.
(2) The storage battery disassembling and assembling vehicle has the advantages that due to the limitation of operators operating forklift trucks, the development of the storage battery disassembling and assembling vehicle is very important for avoiding strict skill requirements of the operators, the use of the device can reduce the requirements on the operation proficiency and the operation precision of forklift trucks drivers, the staring and controlling commanders required in the operation process of the forklift trucks are reduced, the accident that storage battery trolleys collide with electric bus bodies due to improper operation is prevented, the potential risks of collision of the bus bodies and the devices and crowd injury of the staffs are avoided, and the concept of lean production and safe production is met.
(3) The storage battery disassembling and assembling vehicle has the advantages of ingenious structural design, simple processing technology, easiness in manufacturing, energy conservation, environmental protection, strong feasibility, low cost and high practical value.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:
FIG. 1 is an overall structure diagram of a vehicle for disassembling and assembling a storage battery according to an embodiment of the invention;
FIG. 2 is a bottom structure view of the storage battery disassembling and assembling vehicle according to the embodiment of the invention;
FIG. 3 is a view of the structure of the vehicle body according to the embodiment of the present invention;
fig. 4 is a structure diagram of a lifting frame according to the embodiment of the invention.
Description of reference numerals:
1. channel steel; 2. a tailgate; 21. a support block; 3. a side leg; 31. a first wheel; 4. an inner support leg; 41. an auxiliary support wheel; 42. a sliding assembly; 5. a second wheel; 6. a jack; 7. a U-shaped block; 8. a pull rod; 9. a handle; 10. a traversing assembly; 101. supporting channel steel; 102. a slide rail; 103. a screw; 104. a rotating shaft seat; 105. a hand wheel; 11. a telescoping assembly; 12. a support plate; 13. a fixing frame.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.
As shown in fig. 1 and 2, the storage battery disassembling and assembling vehicle comprises a vehicle body and a translation frame, wherein the vehicle body comprises a table top and a lifting frame arranged at the bottom of the table top, and the lifting frame is used for adjusting the height of the table top;
the translation frame is arranged on the upper surface of the table board, a support plate 12 is arranged above the translation frame, and the support plate 12 is used for supporting a storage battery;
the translation frame comprises a left transverse moving component 10, a right transverse moving component 10 and a front telescopic component 11, wherein the transverse moving component 10 is used for adjusting the left and right positions of a support plate 12, and the telescopic component 11 is used for adjusting the front and rear positions of the support plate 12.
As shown in fig. 1 to 3, the table top includes two parallel channel beams 1, and a groove of the channel beam 1 faces downward;
the rear ends of the two channel steels 1 are fixedly connected through a rear baffle 2;
the translation frame is erected between the two channel steel 1.
As shown in fig. 1 to 4, the lifting frame comprises a hinged frame, side legs 3 and a jack 6; the hinge frame is of an H-shaped frame structure and comprises two inner supporting legs 4 and a connecting beam for connecting the two inner supporting legs 4;
the two side legs 3 are respectively arranged at the outer sides of the inner legs 4, and the middle positions of the inner legs 4 are hinged with the middle positions of the side legs 3 through hinge shafts;
a wheel I31 is arranged at the front end of each side leg 3, and a wheel II 5 is arranged between the rear ends of the two inner legs 4; when the table top rises, the vehicle body can normally move due to the fact that the side legs 3 and the inner legs 4 are provided with wheels, then the positions of the supporting plates 12 are adjusted through the transverse moving assembly 10 and the telescopic assemblies 11, the storage battery is aligned, and finally the storage battery is detached.
The rear ends of the side legs 3 are hinged with the bottom of the rear end of the channel steel 1, the front end of the inner leg 4 is provided with a sliding assembly 42, the bottom of the channel steel 1 is provided with a sliding groove corresponding to the sliding assembly 42, and the front end of the inner leg 4 is in sliding connection with the channel steel 1 through the sliding assembly 42 and the sliding groove; the sliding assembly 42 can be a sliding rod, and aims to realize the sliding of the front end of the inner supporting leg 4 and the channel steel 1 without separation.
The jack 6 is arranged at the rear end of the inner support, and the jack 6 is used for jacking up the table top.
The second wheel 5 comprises two wheels, the two wheels are connected through a connecting shaft, the two wheels are rotatably connected with the connecting shaft, and the bottom of the jack 6 is fixedly connected with the middle position of the connecting shaft;
the lifting jack 6 is correspondingly provided with a fixed frame 13, the fixed frame 13 is an inverted U-shaped frame, the bottoms of the two sides of the fixed frame 13 are hinged with the rear end of the inner supporting leg 4, a transverse plate in the middle of the fixed frame 13 is provided with a rotating bearing, the lifting jack 6 is arranged on the inner side of the rotating bearing, and the lifting jack 6 penetrates through the rotating bearing; the jack 6 can be rotated through the pull rod 8, so that the running direction of the second wheel 5 at the bottom of the jack 6 is changed, and the running direction of the vehicle body is flexibly adjusted.
The top of the rear baffle 2 transversely extends towards the rear side to form a supporting part, the bottom of the supporting part is provided with a groove corresponding to a piston rod of the jack 6, and the top of the piston rod is arranged in the groove. Due to the structural design of the inner supporting legs 4 and the side supporting legs 3, when the jack 6 jacks up the table top, the table top can move horizontally upwards, and the lifting purpose is achieved.
The outside of jack 6 is the fixed welding U-shaped piece still, the U-shaped piece is articulated with pull rod 8, the top of pull rod 8 is equipped with handle 9, through the pulling of handle 9 or push the automobile body.
And an auxiliary supporting wheel 41 is also arranged on the outer side of the rear end of the inner supporting leg 4. When the vehicle body inclines, the auxiliary supporting wheels 41 on the side face play a certain supporting role, and the normal operation of the vehicle body can be ensured.
The telescopic assembly 11 is arranged above the traverse assembly 10, and the traverse assembly 10 is used for adjusting the left and right transverse positions of the telescopic assembly 11;
the transverse moving assembly 10 and the telescopic assembly 11 both comprise supporting channel steel 1011, slide rails 102, screw rods 103 and slide blocks, the number of the slide rails 102 is two, the two slide rails are respectively arranged at the tops of side plates on two sides of the supporting channel steel 1011, the bottom of the channel steel 1 of the telescopic assembly 11 is provided with the slide block corresponding to the slide rail 102 of the transverse moving assembly 10, the screw rods 103 are arranged on the upper surface of the supporting channel steel 1011 through rotating shaft seats 104, the end parts of the screw rods 103 are connected with hand wheels 105 through couplers, and the screw rods 103 are rotated through the hand wheels;
each screw 103 is correspondingly provided with a sliding table, the sliding table is in threaded connection with the screw 103, and the sliding table of the transverse moving assembly 10 is fixedly connected with a supporting channel steel 1011 of the telescopic assembly 11; the bottom of the supporting plate 12 is fixedly connected with a sliding table of the telescopic assembly 11.
The slide rail 102 of the traversing component 10 is vertical to the slide rail 102 of the telescopic component 11; the screw 103 of the traverse unit 10 is disposed perpendicular to the screw 103 of the telescopic unit 11.
The transverse moving component 10 is an adjusting mechanism of the storage battery disassembling and installing vehicle, can move along the x-axis direction within a certain range, provides a horizontal moving freedom degree parallel to the axis direction of the electric bus for the storage battery disassembling and installing vehicle, and is mainly used for aligning a pulley at the bottom of the storage battery trolley with a slideway at the bottom of a storage battery box body of the electric bus.
The telescopic assembly 11 is an adjusting mechanism of the storage battery disassembling and assembling vehicle, can move along the y-axis direction within a certain range, provides a horizontal movement freedom degree perpendicular to the axis direction of the electric bus for the storage battery disassembling and assembling vehicle, and is mainly used for eliminating the distance between the storage battery disassembling and assembling vehicle and a storage battery box body of the electric bus.
The crane is the guiding mechanism of battery dismantlement installation car, can remove along the z axle direction in certain extent, for battery dismantlement installation car provides the ascending degree of freedom of perpendicular ground direction, mainly used adjustment battery dolly the height, makes its bottom pulley and [ electric ] motor coach battery box bottom slide be in on the same horizontal plane.
Through the adjustment of above-mentioned dimension can be accurate, swift take out and put back the battery dolly from the electricity passenger train battery box.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.

Claims (8)

1. The utility model provides a battery dismantles installation car which characterized in that: the lifting frame is used for adjusting the height of the table top;
the translation frame is arranged on the upper surface of the table board, and a support plate is arranged above the translation frame and used for supporting the storage battery;
the translation frame comprises a left transverse moving component, a right transverse moving component and a front telescopic component, the transverse moving component is used for adjusting the left position and the right position of the supporting plate, and the telescopic component is used for adjusting the front position and the rear position of the supporting plate.
2. The battery disassembling and assembling vehicle according to claim 1, wherein: the table top comprises two parallel channel steels, and grooves of the channel steels face downwards;
the rear ends of the two channel steels are fixedly connected through a rear baffle;
the translation frame is erected between the two channel steels.
3. The battery disassembling and assembling vehicle according to claim 2, wherein: the lifting frame comprises a hinged frame, side legs and a jack; the hinge frame is of an H-shaped frame structure and comprises two inner supporting legs and a connecting beam for connecting the two inner supporting legs;
the two side legs are respectively arranged on the outer sides of the inner legs, and the middle positions of the inner legs are hinged with the middle positions of the side legs through hinge shafts;
the front end of each side leg is provided with a wheel I, and a wheel II is arranged between the rear ends of the two inner legs;
the rear ends of the side legs are hinged with the bottom of the rear end of the channel steel, the front end of the inner leg is provided with a sliding assembly, the bottom of the channel steel is provided with a sliding chute corresponding to the sliding assembly, and the front end of the inner leg is in sliding connection with the channel steel through the sliding assembly and the sliding chute;
the jack is installed at the rear end of the inner support and used for jacking the table top.
4. The battery disassembling and assembling vehicle according to claim 3, wherein: the two wheels comprise two wheels, the two wheels are connected through a connecting shaft, the two wheels are rotatably connected with the connecting shaft, and the bottom of the jack is fixedly connected with the middle position of the connecting shaft;
the jack is correspondingly provided with a fixed frame which is an inverse U-shaped frame, the bottoms of the two sides of the fixed frame are hinged with the rear end of the inner supporting leg, a transverse plate in the middle of the fixed frame is provided with a rotating bearing, the jack is arranged on the inner side of the rotating bearing, and the jack penetrates through the rotating bearing;
the top of the rear baffle extends transversely to the rear side to form a supporting part, a groove corresponding to a piston rod of the jack is formed in the bottom of the supporting part, and the top of the piston rod is arranged in the groove.
5. The battery disassembling and assembling vehicle according to claim 4, wherein: the outside of jack still fixed welding U-shaped piece, the U-shaped piece is articulated with the pull rod, the top of pull rod is equipped with the handle, through the handle pulling or push the automobile body.
6. The battery disassembling and assembling vehicle according to any one of claims 3 to 5, wherein: and auxiliary supporting wheels are further arranged on the outer sides of the rear ends of the inner supporting legs.
7. The battery disassembling and assembling vehicle according to claim 1, wherein: the telescopic assembly is arranged above the transverse moving assembly, and the transverse moving assembly is used for adjusting the left transverse position and the right transverse position of the telescopic assembly;
the transverse moving assembly and the telescopic assembly comprise supporting channel steel, slide rails, screw rods and slide blocks, the two slide rails are respectively arranged at the tops of side plates on two sides of the supporting channel steel, the slide blocks corresponding to the slide rails of the transverse moving assembly are arranged at the bottom of the channel steel of the telescopic assembly, the screw rods are arranged on the upper surface of the supporting channel steel through rotating shaft seats, the end parts of the screw rods are connected with hand wheels through couplings, and the screw rods are rotated through the hand wheels;
each screw rod is correspondingly provided with a sliding table, the sliding table is in threaded connection with the screw rod, and the sliding table of the transverse moving assembly is fixedly connected with the supporting channel steel of the telescopic assembly;
the bottom of the supporting plate is fixedly connected with the sliding table of the telescopic assembly.
8. The battery disassembling and assembling vehicle according to claim 7, wherein: the slide rail of the transverse moving component is vertical to the slide rail of the telescopic component;
the screw rod of the transverse moving component is perpendicular to the screw rod of the telescopic component.
CN202020013493.3U 2020-01-03 2020-01-03 Storage battery disassembling and assembling vehicle Active CN211444909U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020013493.3U CN211444909U (en) 2020-01-03 2020-01-03 Storage battery disassembling and assembling vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020013493.3U CN211444909U (en) 2020-01-03 2020-01-03 Storage battery disassembling and assembling vehicle

Publications (1)

Publication Number Publication Date
CN211444909U true CN211444909U (en) 2020-09-08

Family

ID=72296880

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020013493.3U Active CN211444909U (en) 2020-01-03 2020-01-03 Storage battery disassembling and assembling vehicle

Country Status (1)

Country Link
CN (1) CN211444909U (en)

Similar Documents

Publication Publication Date Title
CN204508704U (en) A kind of tire lifting travelling bogie
WO2013185519A1 (en) Compatible train lifting unit of pit-type train lifter
CN2923648Y (en) Dust-proof moveable four-column lifter
CN211444909U (en) Storage battery disassembling and assembling vehicle
CN106627514A (en) Chassis type battery replacing robot and battery replacing method
CN201545023U (en) Transferring device of assembly line trolley
CN111055667A (en) Storage battery disassembling and assembling vehicle
CN106672853B (en) A kind of full-bearing type car power assembly assembly method and tooling
CN107814329A (en) A kind of combined front suspension lifting platform
CN108726119B (en) Wheel set positioning mechanism for equipment on railway production maintenance line
RU144770U1 (en) TECHNICAL ASSISTANCE MACHINE FOR DEFECTIVE AND EMERGENCY Trams
CN108516494A (en) A kind of vehicle front correction-type lifting device
CN212947471U (en) Positioning device for assembling box-shaped beam
CN210478654U (en) New energy automobile power battery dismouting auxiliary platform
CN110211829B (en) Crank arm box assembling tool
CN210529388U (en) Milling and grinding vehicle body for highway and railway
CN210084755U (en) Be used for two roof beam hoist crane testing bridges to assemble equipment
CN209707117U (en) A kind of automatic straightening device of impact test vehicle
CN210944696U (en) Movable-dragging dual-purpose wheel dropping machine
CN210361134U (en) Device is changed to shaped steel roughing mill compensating beam
CN210595075U (en) Multi-position composite operation platform of motor car comprehensive falling system
CN213387625U (en) Device for separating bogie of straddle type monorail vehicle and moving bogie of vehicle body
CN211995565U (en) Track inspection vehicle
CN213106669U (en) Wheel set driving device maintenance workbench
CN210939036U (en) Instrument board assembly partial shipment platform truck

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant