CN215748970U - Motor car bottom bin equipment dismouting device - Google Patents
Motor car bottom bin equipment dismouting device Download PDFInfo
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- CN215748970U CN215748970U CN202120977651.1U CN202120977651U CN215748970U CN 215748970 U CN215748970 U CN 215748970U CN 202120977651 U CN202120977651 U CN 202120977651U CN 215748970 U CN215748970 U CN 215748970U
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Abstract
The utility model discloses a device for disassembling and assembling bottom cabin equipment of a bullet train. The automatic lifting device comprises a vehicle body and a wireless remote control system, wherein a conveying tray is arranged on the vehicle body, is arranged at the top of a lifting mechanism and is used for carrying vehicle bottom equipment; the lifting mechanism is positioned in the middle of the vehicle body and used for lifting and dropping the conveying tray and vehicle bottom equipment; the transverse moving roller ways are distributed on two sides of the lifting mechanism and used for bearing the conveying tray when the conveying tray descends to the transverse moving height; the rail clamping system is used for clamping the vehicle body on the rail bridge after the vehicle body is stably stopped; and the driving wheel system is used for driving the vehicle body to walk on the track bridge. The utility model is used for dismounting and mounting the parts under the train when the railway motor train unit is integrally erected and overhauled on the track bridge, and the existing track bridge is utilized, so that other reconstruction is not needed, and the cost is low.
Description
Technical Field
The utility model belongs to the technical field of bullet train equipment, and particularly relates to a bullet train bottom bin equipment dismounting device.
Background
When the motor car bottom bin equipment is disassembled and assembled at present, the following technology is adopted:
1. movable rail + pit type lifting replacement technology: (1) a track needs to be laid in the pit for the trolley to travel, the construction cost is high, and the conventional pit is designed to be integrally cast in place and cannot bear a heavy-load workpiece; (2) trolley storage spaces need to be reserved at the two ends of the track bridge, so that operation is not facilitated; (3) the movable track needs a motor train unit to fix a parking platform, and is suitable for the conditions of fewer overhaul vehicle types and fewer number; (4) the movable track needs to have extremely high safety locking performance; (5) the movable track adopts a swing arm opening structure, and the length is limited, so that the requirement of conveying large-scale workpieces cannot be met.
2. The technology for replacing the lifting track and the pit type rotary table comprises the following steps: (1) the movable track needs a motor train unit to fix a parking platform, and is suitable for the conditions of fewer overhaul vehicle types and fewer number; (2) the operation efficiency is not high;
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a device for dismounting and mounting the bottom cabin equipment of the bullet train, which realizes the dismounting, falling and quick moving-out of parts under the train under the track bridge and the movable train erecting line, and quickly lifts, positions and mounts the parts under the train which is well repaired.
The technical scheme adopted by the utility model is as follows: a motor car bottom bin equipment dismouting device, includes the automobile body, install on the automobile body and put
The conveying tray is arranged at the top of the lifting mechanism and is used for receiving vehicle bottom equipment;
the lifting mechanism is positioned in the middle of the vehicle body and used for lifting and dropping the conveying tray and vehicle bottom equipment;
the transverse moving roller ways are distributed on two sides of the lifting mechanism and used for bearing the conveying tray when the conveying tray descends to a transverse moving height, and the transverse moving height is the height of the transverse moving roller ways;
the rail clamping system is used for clamping the vehicle body on the rail bridge after the vehicle body is stably stopped;
and the driving wheel system is used for driving the vehicle body to walk on the track bridge.
Further, the lifting mechanism comprises a bottom plate, a top plate and a lifting mechanism arranged between the bottom plate and the top plate, the lifting mechanism comprises a scissor assembly, a rigid chain assembly and a first driving mechanism, the bottom of the scissor assembly is installed on the bottom plate, the top of the scissor assembly is installed on the top plate, the rigid chain assembly is installed on the bottom plate, the top of the rigid chain assembly is connected with the bottom surface of the top plate, the first driving mechanism is used for driving the rigid chain assembly to lift, a lifting adjusting platform capable of moving back and forth is arranged at the top of the top plate, and a bias telescopic arm capable of moving left and right is arranged on the lifting adjusting platform.
Further, lift adjustment platform includes platform body and second actuating mechanism, be equipped with two parallel arrangement's first guide rail on the roof, the platform body is installed on first guide rail, second actuating mechanism installs on the roof, and second actuating mechanism drives the platform body and slides along first guide rail.
Further, the offset telescopic arm comprises two second guide rails and a third driving mechanism, wherein the two second guide rails are arranged in parallel, a sliding rod is installed in each second guide rail, and the third driving mechanism drives the sliding rod to slide along the second guide rails.
Furthermore, the transverse moving roller way comprises two roller way grooves which are arranged in parallel, a plurality of rollers are arranged in the roller way grooves, the roller way grooves are arranged on the vehicle body, and the two roller way grooves are arranged along the direction perpendicular to the advancing direction of the vehicle body and are distributed on two sides of the lifting mechanism.
Furthermore, the rail clamping system comprises a plurality of rail clamping lock tongues, a hydraulic system and a pressure protection system, wherein the rail clamping lock tongues are arranged on the vehicle body, the rail clamping lock tongues are distributed on two sides along the advancing direction of the vehicle body and are positioned at the bottom of the transverse roller way, and the hydraulic system is used for driving the rail clamping lock tongues to extend out to abut against steel rails on two sides of the track bridge or retract to the original position.
Furthermore, four corners of the lower end of the vehicle body are respectively provided with a ground foot support, and the ground foot supports comprise a telescopic arm and an adjusting ground foot connected to the end part of the telescopic arm.
Furthermore, a cable reel is arranged on the vehicle body and used for winding and unwinding a power line for supplying power to the vehicle, and the cable reel is arranged at the front end of the vehicle body in the advancing direction of the vehicle body.
The utility model has the beneficial effects that:
the driving wheel system provided by the utility model enables the vehicle to have a walking function, and can directly run on the rail surface of the steel rail without laying a special rail, so that the cost is greatly reduced; the rail clamping system can clamp the train body on the rail bridge, so that the train can be parked at any position needing to be disassembled and assembled at the bottom of the motor train unit, and the maintenance of equipment is more convenient; and a flexible lifting adjusting mechanism is adopted, so that the requirements of vertical up-down, front-back, left-right position adjustment and vertical horizontal rotation operation in a narrow space in a field are met.
The utility model is suitable for the track bridge maintenance operation places, is used for dismantling and installing the parts under the train when the railway motor train unit is subjected to integral train erection maintenance of the track bridge, does not need other reconstruction by utilizing the existing track bridge, and saves the cost; the equipment is convenient to maintain in the later period, can be hoisted to other areas for maintenance, does not influence normal operation, and is low in later-period maintenance cost and convenient to operate; the remote control vehicle is adopted to travel on the track, safety and reliability are realized, the labor intensity is reduced, the fixed station operation is not needed, and the operation can be carried out at any parking position.
Drawings
Fig. 1 is a schematic perspective view of a viewing angle according to the present invention.
Fig. 2 is a schematic perspective view of another embodiment of the present invention.
Fig. 3 is a schematic plan view of the present invention.
Fig. 4 is a side view of fig. 3.
Fig. 5 is a top view of fig. 3.
FIG. 6 is a perspective view of the lifting mechanism of the present invention.
FIG. 7 is a plan view of the lifting mechanism of the present invention.
In the figure: 1-a vehicle body; 2-conveying the tray; 3-a lifting mechanism; 3.1-base plate; 3.2-top plate; 3.3-scissor assembly; 3.4-scissor arms; 3.5-a glide assembly; 3.5.1-sliding rail; 3.5.2-sliding block; 3.6-rigid chain component; 3.6.1-rigid chain; 3.6.2-Strand cassette; 3.7-first drive mechanism; 3.8-weighing sensor; 3.10-lifting the adjusting platform; 3.10.1-a platform body; 3.10.2-a second drive mechanism; 3.10.3-a first guide rail; 3.11-offset telescopic arm; 3.11.1-a second guide rail; 3.11.2-sliding bar; 3.11.3-third drive mechanism; 3.11.4-locating pins; 4-traversing the roller way; 4.1-roller way groove; 4.2-roller; 5-a rail clamping system; 5.1-a rail-clamping bolt; 5.2-hydraulic system; 6-a drive wheel system; 6.1-rubber wheel; 7-supporting the ground feet; 7.1-telescopic arm; 7.2-adjusting the ground feet; 8-a cable drum; 9-an electrical control box; 10-track bridge; 10.1-steel rail; 11-workpiece.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-7, the utility model provides a device for disassembling and assembling a bottom cabin device of a bullet train, which mainly comprises a train body 1, a conveying tray 2, a lifting mechanism 3, a traverse roller way 4, a rail clamping system 5, a driving wheel system 6, a foot support 7, a cable drum 8, a wireless remote control system (not shown in the figure), an electrical control box 9 and the like, wherein the functions and specific structures of the devices are respectively described as follows:
(1) vehicle body
The vehicle body 1 is composed of a vehicle body framework, the vehicle body framework is of a box-type structure and is formed by welding high-strength steel plates, and the vehicle body framework is used for bearing workpieces and self weight and is also a reference platform for installing a working operation and lifting mechanism. The front end of the vehicle body is provided with a hydraulic power device and an electric control box, and the rear end is provided with a cable drum. Alarm signals such as a buzzer alarm and a flashing light are arranged on the vehicle body, the buzzer alarm and the flashing light are always in a working state 2 seconds before the vehicle is started until the operation is finished, and safety operation of warning personnel during vehicle running is guaranteed. The two sides of the vehicle body 1 are provided with alignment grooves 1.1 for aligning with the AGV
(2) Conveying tray
The conveying tray 2 is used for receiving vehicle bottom equipment and is a conventional bearing tray.
(3) Lifting mechanism
The lifting mechanism 3 is a main mechanism for lifting and dropping a vehicle bottom workpiece 11, and consists of a scissor assembly 3.3, a rigid chain assembly 3.6, a weighing sensor 3.8, a stay wire sensor, a lifting adjusting platform 3.10, an offset load telescopic arm 3.11 and the like, wherein the designed lifting working stroke is 1250mm, the positioning precision is 1mm, and the rated load is 4000 kg.
When lifting, weighing sensor 3.8 check out test set weight, lift in-process equipment and push up behind the vehicle bottom, this detected value can increase a numerical value suddenly, and after the automobile body computer detected this variable, the action of stopping lifting prevents to lift the mechanism and overtop damage equipment. The stay wire sensor detects the height of the equipment, and the height information of the lifting mechanism can be conveniently mastered in real time.
The lifting adjusting platform 3.10 and the offset load telescopic arm 3.11 are main mechanisms for realizing the disassembly and assembly of the parts under the vehicle which are not in the center of the bottom of the vehicle. Lifting adjustment platform 3.10 can move 100mm, positioning accuracy 1mm around, the error of position direction around the compensation work piece installation, and the flexible arm of biasing 3.11 transversely stretches out 600mm, positioning accuracy 1mm for accept the vehicle bottom equipment of biasing, the error of position direction about the compensation work piece installation simultaneously.
Note that: when the load is more than 1000kg, the transverse extension of the offset telescopic arm is less than +/-100 mm.
The lifting mechanism 3 comprises a bottom plate 3.1, a top plate 3.2, a scissor assembly 3.3, a rigid chain assembly 3.6 and a first driving mechanism 3.7, wherein the bottom of the scissor assembly 3.3 is installed on the bottom plate 3.1, the top of the scissor assembly 3.3 is installed on the top plate 3.2, the rigid chain assembly 3.6 is installed on the bottom plate 3.1, the top of the rigid chain assembly 3.6 is connected with the bottom surface of the top plate 3.2, the first driving mechanism 3.7 is used for driving the top of the rigid chain assembly 3.6 to lift, the top of the top plate 3.2 is provided with a lifting adjusting platform 3.10 capable of moving back and forth, and the lifting adjusting platform 3.10 is provided with a bias telescopic arm 3.11 capable of moving left and right. The bottom of the top plate 3.2 is provided with a weighing sensor 3.8 for detecting the weight of the equipment, the bottom plate 3.1 is provided with a stay wire sensor for detecting the height of the equipment, and the stay wire sensor is positioned inside a structure formed by the scissor fork assembly and is blocked, so that the stay wire sensor is not shown in the figure.
The scissor assembly 3.3 comprises four scissor arms 3.4 and a plurality of sliding assemblies 3.5, the top and the bottom of one side of each scissor arm 3.4 are fixedly connected with the top plate 3.2 and the bottom plate 3.1 respectively, the top and the bottom of the other side of each scissor arm 3.4 are connected with the top plate 3.2 and the bottom plate 3.1 through the sliding assemblies 3.5 respectively, and the edges of the four sides of the four scissor arms 3.4, which are located on the bottom plate 3.1, form a square frame structure. The sliding component 3.5 comprises a sliding rail 3.5.1 and a sliding block 3.5.2, the sliding rail 3.5.1 is fixed on the top plate 3.2 or the bottom plate 3.1, the sliding block 3.5.2 is matched with the sliding rail 3.5.1, and one side of the scissor arm 3.4 is fixed on the sliding block 3.5.2.
The rigid chain component 3.6 comprises four rigid chains 3.6.1 and four chain boxes 3.6.2 used for respectively accommodating the four rigid chains, the four chain boxes 3.6.2 are fixed on the bottom plate 3.1, the tops of the four rigid chains 3.6.1 are respectively connected with the top plate 3.2 through movable joints, the four rigid chains 3.6.1 are symmetrically distributed at four corners of the bottom plate 3.1 and are positioned inside a square frame formed by the scissor fork components, and the first driving mechanism 3.7 drives the rigid chains to lift. The first driving mechanism is a conventional one, and may include a motor, a reducer, a coupling, and the like.
The four rigid chains 3.6.1 and the four scissor arms 3.4 are arranged to lift and bear equipment, the bearing weight is large, and the dismounting requirements of large train bottom and heavy equipment of the motor train unit can be met.
Lift adjustment platform 3.10 includes platform body 3.10.1 and second actuating mechanism 3.10.2, be equipped with two first guide rail 3.10.3 of parallel arrangement on roof 3.2, platform body 3.10.1 installs on first guide rail 3.10.3, second actuating mechanism 3.10.2 installs on roof 3.2, and second actuating mechanism 3.10.2 drives platform body 3.10.1 and slides along first guide rail 3.10.3. The second driving mechanism is prior art and may be an electric cylinder.
The offset telescopic arm 3.11 comprises two second guide rails 3.11 and a third driving mechanism 3.11.3 which are arranged in parallel, a sliding rod 3.11.2 is mounted on the second guide rail 3.11.1, the third driving mechanism 3.11.3 drives the sliding rod 3.11.2 to slide along the second guide rail 3.11.1, the first guide rail 3.10.3 and the second guide rail 3.11.1 are arranged perpendicular to each other, and the top surface of the sliding rod 3.11.2 is provided with at least one positioning pin 3.11.4 for positioning a tray. The third driving mechanism is prior art and may be a motor.
When the equipment to be disassembled and assembled is not positioned right above the tray, according to the position of the equipment, the platform body 3.10.1 can be driven by the second driving mechanism 3.10.2 to move for a certain distance along the first guide rail 3.10.3, the two sliding rods 3.11.2 are driven by the third driving mechanism 3.11.3 to move for a certain distance along the second guide rail 3.11.1, so that the tray at the top of the offset telescopic arm moves to the lower part of the equipment, and the offset vehicle bottom equipment is received.
(4) Traversing roller way
The transverse moving roller way 4 comprises two roller way grooves 4.1 which are arranged in parallel, a plurality of rollers 4.2 are arranged in the roller way grooves 4.1, the roller way grooves 4.1 are arranged on the upper part of the vehicle body 1, and the two roller way grooves 4.1 are arranged along the direction perpendicular to the advancing direction of the vehicle body and are distributed on two sides of the lifting mechanism 3. When the conveying tray 2 falls to the transverse moving height, the conveying tray 2 is borne on the transverse moving roller way 4, and the guide rail plate of the conveying tray 2 slides in the roller way groove 4.1 in a guiding way, so that the safe transverse moving can be realized.
(5) Rail clamping system
The rail clamping system 5 comprises a plurality of rail clamping lock tongues 5.1 and a hydraulic system 5.2 which are arranged on the vehicle body, the rail clamping lock tongues 5.1 are distributed on two sides along the advancing direction of the vehicle body and are positioned at the bottom of the transverse roller table 4, and the hydraulic system 5.2 is used for driving the rail clamping lock tongues 5.1 to extend out to abut against steel rails 10.1 on two sides of a rail bridge 10 or retract to the original position.
The rail clamping mechanism 5 is arranged on the upper portion of the car body, when the trolley is stopped stably, a group of four rail clamping lock tongues 5.1 extends out of every two of the four rail clamping lock tongues to abut against the inner arc surface of the steel rail 10.1, the car body is clamped on the rail bridge 10, and stability of the car body is guaranteed. The rail clamping mechanism comprises a rail clamping spring bolt, an oil cylinder, a pressure protection valve and the like, and when the rail clamping spring bolt extends to abut against the steel rail, the pressure protection valve can prevent the steel rail from being damaged by overlarge pressure. The hydraulic system 5.2 is prior art, comprises oil tank, motor, oil pump and valve block etc. installs at the automobile body front end, provides power supply and action signal for card rail mechanism, sets up on the valve block by the safety protection valve, prevents that system's pressure from too high damaging equipment.
(6) Drive wheel system
The driving wheel system 6 is a power layout with 2 wheels for independent driving and 2 wheels for driven, the 2 motor driving wheels are symmetrically arranged at the rear of the vehicle body and are independent stepless speed change power units, the four motor driving wheels are respectively arranged at four corners of the vehicle body, and the mechanism comprises a driving motor, a solid rubber wheel, a two-stage transmission gear reducer, an electromagnetic brake and the like. The motor driving wheel has a walking function. The width of the rubber wheel 6.1 is 100mm, and the rubber wheel is suitable for the standard rail surface running of a railway.
(7) Foundation support
The lower margin supports 7 and arranges in 1 lower part of automobile body, comprises a flexible arm 7.1 and an adjusting lower margin 7.2, and two liang of a set of lower margin supports arranges in the automobile body four corners, and two liang of a set of lower margin supports interval 360mm, is greater than track bridge stand's width 240mm, even so the stand shelters from a lower margin and supports, and another lower margin supports also can reliably stretch out, and four groups of lower margin supports support subaerial, provide four stable fulcrums for the automobile body, guarantee the stability of automobile body.
(8) Cable drum
The trolley is powered by the track bridge side power box, a 50-meter cable drum 8 is adopted for electric energy transmission, a cable drum winding roll can be used for winding and unwinding and shrinking a power line, the cable is prevented from being dragged along with the ground and being abraded and corroded and damaged, and the trolley is installed at the front end of the trolley body.
(9) Wireless remote control system
The wireless remote control system sends out control instructions to control the automatic action part on each device by operating the handle and the switch on the remote controller. The operating handle is divided into: forward/backward handles, lift/drop handles, forward/backward trim handles, left/right trim handles. The switch is divided into: the device comprises a horn switch, a signal state lamp, a power-on state lamp, a key switch, a working mode selection switch, a hydraulic station enabling button (standby button), a rail clamping mechanism extending/retracting switch, a high/low speed selection switch, a lighting lamp button, an emergency stop button and a reset button.
(10) Electric control box
The electric control box 9 is arranged at the front end of the vehicle body, a motor driver, a system controller, a traveling controller and the like are arranged in the electric control box, a cover of the electric control box is not required to be opened in the driving process, the power supply is required to be turned off in the process of maintenance, and articles such as water, oil, metal debris and the like are prevented from entering the electric control cabinet.
The process of disassembling the workpiece in the utility model is as follows:
(1) and (3) confirming that the train is in place, driving a motor train bottom bin equipment dismounting device (RGV) to the lower part of train bottom equipment to be overhauled, driving the dismounting vehicle by an independent motor, and keeping positioning by the motor with a brake.
(2) The rail clamping mechanism 5 and the ground foot support 7 of the RGV act simultaneously to prevent instability of the vehicle body and side turning of the tray caused by offset load.
(3) The lifting mechanism 3 of the RGV is lifted, and after the tray 2 to be conveyed is lifted to the vehicle bottom equipment, the connection between the vehicle bottom equipment and the vehicle bottom is removed.
(4) After connection of the train bottom equipment is confirmed to be detached, the lifting mechanism 3 begins to fall to a specified height, the conveying tray 2 falls onto the transverse moving roller way 4 and waits for the train bottom part conveying equipment AGV to transfer.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (7)
1. The utility model provides a motor car bottom storehouse equipment dismouting device which characterized in that: comprises a vehicle body (1), wherein the vehicle body (1) is provided with a
The conveying tray (2) is arranged at the top of the lifting mechanism (3) and is used for receiving vehicle bottom equipment;
the lifting mechanism (3) is positioned in the middle of the vehicle body (1) and is used for lifting and dropping the conveying tray and vehicle bottom equipment;
the transverse moving roller ways (4) are distributed on two sides of the lifting mechanism (3) and used for bearing the conveying tray (2) when the conveying tray (2) descends to the transverse moving height;
the rail clamping system (5) is used for clamping the vehicle body on the rail bridge after the vehicle body is stable;
and the driving wheel system (6) is used for driving the vehicle body to walk on the track bridge.
2. The device for disassembling and assembling a bullet train bottom cabin equipment according to claim 1, wherein: the lifting mechanism (3) comprises a bottom plate (3.1), a top plate (3.2) and a lifting mechanism arranged between the bottom plate (3.1) and the top plate (3.2), the lifting mechanism comprises a scissor assembly (3.3), a rigid chain assembly (3.6) and a first driving mechanism (3.7), the bottom of the scissor assembly (3.3) is installed on the bottom plate (3.1), the top of the scissor assembly is installed on the top plate (3.2), the rigid chain assembly (3.6) is installed on the bottom plate (3.1), the top of the rigid chain assembly (3.6) is connected with the bottom surface of the top plate (3.2), the first driving mechanism (3.7) is used for driving the rigid chain assembly (3.6) to lift, a lifting adjusting platform (3.10) capable of moving back and forth is arranged at the top of the top plate (3.2), and a bias telescopic arm (3.11) capable of moving left and right is arranged on the lifting adjusting platform (3.10).
3. The device for disassembling and assembling a bullet train bottom cabin equipment according to claim 2, wherein: lift adjustment platform (3.10) and include platform body (3.10.1) and second actuating mechanism (3.10.2), be equipped with two first guide rail (3.10.3) of parallel arrangement on roof (3.2), the platform body is installed on first guide rail (3.10.3), second actuating mechanism (3.10.2) are installed on roof (3.2), and second actuating mechanism (3.10.2) drive platform body slides along first guide rail (3.10.3).
4. The device for disassembling and assembling a bullet train bottom cabin equipment according to claim 2, wherein: the biased telescopic arm (3.11) comprises two second guide rails (3.11.1) and a third driving mechanism (3.11.3), wherein the two second guide rails (3.11.1) and the third driving mechanism (3.11.3) are arranged in parallel, a sliding rod (3.11.2) is installed in each second guide rail (3.11.1), and the third driving mechanism (3.11.3) drives the sliding rod to slide along the second guide rails (3.11.1).
5. The device for disassembling and assembling a bullet train bottom cabin equipment according to claim 1, wherein: the transverse moving roller way (4) comprises two roller way grooves (4.1) which are arranged in parallel, a plurality of rollers (4.2) are arranged in the roller way grooves (4.1), the roller way grooves (4.1) are installed on the vehicle body, and the two roller way grooves (4.1) are arranged along the direction perpendicular to the advancing direction of the vehicle body and are distributed on two sides of the lifting mechanism (3).
6. The device for disassembling and assembling a bullet train bottom cabin equipment according to claim 1, wherein: the rail clamping system (5) comprises a plurality of rail clamping lock tongues (5.1) and a hydraulic system (5.2), wherein the rail clamping lock tongues (5.1) are arranged on the vehicle body (1), the rail clamping lock tongues (5.1) are distributed on two sides along the advancing direction of the vehicle body and are positioned at the bottom of the transverse moving roller way (4), and the hydraulic system (5.2) is used for driving the rail clamping lock tongues (5.1) to extend out to abut against steel rails on two sides of a rail bridge or retract to an original position.
7. The device for disassembling and assembling a bullet train bottom cabin equipment according to claim 1, wherein: be equipped with the lower margin support (7) that are used for supporting the automobile body on four angles of automobile body (1) lower extreme respectively, lower margin support (7) are including flexible arm (7.1) and connect in the regulation lower margin (7.2) of flexible arm tip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120977651.1U CN215748970U (en) | 2021-05-08 | 2021-05-08 | Motor car bottom bin equipment dismouting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120977651.1U CN215748970U (en) | 2021-05-08 | 2021-05-08 | Motor car bottom bin equipment dismouting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116918603A (en) * | 2023-06-26 | 2023-10-24 | 浙江省农业科学院 | Automatic plant carrying assembly line system of intelligent plant factory |
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2021
- 2021-05-08 CN CN202120977651.1U patent/CN215748970U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116918603A (en) * | 2023-06-26 | 2023-10-24 | 浙江省农业科学院 | Automatic plant carrying assembly line system of intelligent plant factory |
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