CN210884363U

CN210884363U - Loading device of dangerous goods transport vehicle

Info

Publication number: CN210884363U
Application number: CN201921987115.9U
Authority: CN
Inventors: 宋伟利; 刘书锋; 陈振闯
Original assignee: Zhengzhou Tongcheng Transportation Technology Co ltd
Current assignee: Zhengzhou Tongcheng Transportation Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-06-30
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to a commodity circulation transportation equipment field, more specifically say, it relates to a hazardous articles transport vechicle loading attachment, including locomotive and the carriage of connection on the locomotive, loading attachment has been placed to carriage department, loading attachment includes the loading sweep, a transportation subassembly that the promotion subassembly that is used for promoting the goods carries out the transport with the goods that is used for promoting after, promotion subassembly and transportation subassembly all set up on the loading sweep, transportation subassembly butt is in the carriage, be provided with the elevating gear who is used for going up and down to the promotion subassembly on the loading sweep, and elevating gear is articulated with the promotion subassembly, be provided with the adjusting device who is used for going up and down to the transportation subassembly on the loading sweep, and adjusting device is articulated with the transportation subassembly. Through being provided with the loading device in automobile body department, carry out automatic loading and unloading operation to the goods that need load and lift off through the loading device, the simple operation, efficient, artifical intensity of labour are little.

Description

Loading device of dangerous goods transport vehicle

Technical Field

The utility model relates to a commodity circulation transportation equipment field, more specifically say, it relates to a hazardous articles transport vechicle loading device.

Background

The dangerous goods transport vehicle is a special vehicle which has an unsealed top of a container, a preposed exhaust pipe and a spark prevention device and transports dangerous goods such as petrochemical products, explosives, firecrackers and the like. The dangerous goods transport vehicle is provided with the ABS system device to carry out whole-course monitoring of the transport process, and is provided with anti-collision strips, anti-static facilities and the like, and is safe and reliable. The loading device of the dangerous goods transport vehicle is a device for loading and unloading the transport vehicle, so that the loading and unloading of the transport vehicle are more convenient.

Chinese patent with publication number CN209126595U discloses a hazardous articles anticollision structure in hazardous articles transport vechicle, including the box, the box is provided with along the inside wall of transport vechicle moving direction and places the board, places the board and keeps away from the one end of box inside wall and is provided with a plurality of rows of springs, and the one end that the lateral wall was kept away from to the spring is contradicted on the goods, and the transport vechicle during operation loads the goods into the box through the manual work and transports, transports the back, unloads the goods from the box in through the manual work. Although this dangerous goods anticollision structure in hazardous articles transport vechicle can carry out effectual transportation to the goods, in the transportation, the loading and the unloading of goods go on through the manual work, and the operation is not convenient, inefficiency, artifical intensity of labour are big, consequently, need improve it.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a hazardous articles transport vechicle loading attachment through being provided with the loading attachment in automobile body department, carries out automatic loading and discharge operation to the goods that need load and lift off through the loading attachment, simple operation, efficient, artifical intensity of labour is little.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a hazardous articles transport vechicle loading attachment, includes locomotive and the carriage of connection on the locomotive, loading attachment has been placed to carriage department, loading attachment includes the loading sweep, is used for carrying out the promotion subassembly that promotes and the transportation subassembly that is used for carrying out the goods after promoting to the goods, promotion subassembly and transportation subassembly all set up on the loading sweep, transportation subassembly butt in the carriage, be provided with the elevating gear that is used for going up and down to the promotion subassembly on the loading sweep, and elevating gear is articulated with the promotion subassembly, be provided with the adjusting device that is used for going up and down to the transportation subassembly on the loading sweep, and adjusting device is articulated with the transportation subassembly.

Through the technical scheme, the loading device has been placed in carriage department, carry out automatic loading and unloading operation to the goods that need load and lift off through the loading device, the simple operation, high efficiency, artifical intensity of labour is little, be provided with the elevating gear who is used for going up and down to the hoisting assembly on the loading sweep simultaneously, and elevating gear is articulated with the hoisting assembly, be provided with the adjusting device who is used for going up and down to the transportation assembly on the loading sweep, and adjusting device is articulated with the transportation assembly, through mutually supporting between adjusting device and the elevating gear, make the height of loading device can freely adjust, thereby can load and unload the goods operation to not co-altitude carriage, the simple operation.

The utility model discloses further set up to: the lifting assembly comprises a driving device, a rotating gear and a toothed chain, a fixing frame is arranged on the loading wagon plate, the driving device is fixedly arranged on the fixing frame, the rotating gear is coaxially fixed on an output shaft of the driving device, the toothed chain is sleeved on the rotating gear, a rotating roller penetrates through the rotating gear, and a conveying frame is fixedly arranged on the toothed chain.

Through the technical scheme, be provided with the mount on the loading truck board, drive arrangement is fixed to be set up on the mount, the transmitting gear is coaxial to be fixed on drive arrangement's output shaft, the running gear is located to the tooth chain cover, wear to be equipped with the live-rollers in the moving gear, when needing to carry out the loading to the goods, start drive arrangement, drive arrangement drives the transmitting gear and rotates, drive live-rollers and tooth chain rotate, thereby can drive the transportation frame and rotate, the goods that will transport the frame are transported, it is more convenient to make the transportation of goods, artifical low in labor strength.

The utility model discloses further set up to: the lifting device comprises a first hydraulic cylinder and a connecting lug plate, the connecting lug plate is fixedly arranged on the truck loading plate and the fixing frame, two ends of the first hydraulic cylinder are respectively arranged in the connecting lug plate, and two ends of the first hydraulic cylinder are hinged to the connecting lug plate.

Through the technical scheme, the connecting lug plate is fixedly arranged on the loading truck plate and the fixing frame, the two ends of the first hydraulic cylinder are respectively arranged in the connecting lug plate, the two ends of the first hydraulic cylinder are hinged to the connecting lug plate, the first hydraulic cylinder is started, and the first hydraulic cylinder can stretch out and draw back, so that the top end of the transportation frame and the height of the loading truck plate can be freely adjusted, and transportation requirements of carriages with different heights can be met.

The utility model discloses further set up to: the conveying assembly comprises a driving motor, a conveying roller and a fixed gear, a supporting frame is arranged on the loading wagon plate, the driving motor is fixedly arranged on the supporting frame, the fixed gear is coaxially fixed on an output shaft of the driving motor, the conveying roller is coaxially fixed in the fixed gear, and a conveying chain is sleeved on the fixed gear.

Through above-mentioned technical scheme, be provided with the support frame on the loading truck board, driving motor is fixed to be set up on the support frame, and fixed gear is coaxial to be fixed on driving motor's output shaft, and the conveying roller is coaxial to be fixed in the fixed gear, and the cover is equipped with the conveying chain on the fixed gear, supports the transportation subassembly in the carriage through the support frame, starts driving motor simultaneously, drives the fixed gear and rotates, drives the conveying roller and rotates, drives the conveying chain rotation simultaneously, carries the carriage in with the goods that promotes the subassembly transportation, the simple operation.

The utility model discloses further set up to: the support frame includes pars contractilis, supporting part and mounting panel, the mounting panel sets up on the loading wagon board, the pars contractilis sets up on the mounting panel, the supporting part sets up on the pars contractilis, and the supporting part is articulated with the pars contractilis, be provided with pneumatic cylinder two between supporting part and the pars contractilis.

Through the technical scheme, the mounting plate is arranged on the loading wagon plate, the telescopic part is arranged on the mounting plate, the supporting part is arranged on the telescopic part, the supporting part is hinged to the telescopic part, the hydraulic cylinder II is arranged between the supporting part and the telescopic part, the supporting part is more convenient to operate when the supporting part is abutted to the carriage through the arrangement of the hydraulic cylinder II, and meanwhile, the height of the supporting frame can be adjusted through the arrangement of the telescopic part, so that the transportation operation of cargoes in carriages with different heights can be met.

The utility model discloses further set up to: adjusting device includes motor, reduction gear and bevel gear group, motor and reduction gear are all fixed to be set up on the mounting panel, wear to locate in the reduction gear to the output shaft of motor, wear to be equipped with the dwang in the reduction gear, the bevel gear stack is located on the dwang, wear to be equipped with in the bevel gear group and be used for driving the pars contractilis to carry out elevating movement's rotation screw rod.

Through above-mentioned technical scheme, motor and reduction gear are all fixed to be set up on the mounting panel, and in the reduction gear was worn to locate by the output shaft of motor, wear to be equipped with the dwang in the reduction gear, on the dwang was located to the bevel gear stack, the bevel gear stack was worn to be equipped with in and is used for driving the pars contractilis to carry out elevating movement's rotation screw rod, starter motor, motor pass through the reduction gear and drive the dwang, drive bevel gear stack and rotate, drive the rotation screw rod and rotate to can the electronic pars.

The utility model discloses further set up to: the telescopic part comprises a fixed rod and a telescopic rod, the fixed rod is fixedly arranged on the mounting plate, the telescopic rod is arranged in the fixed rod in a penetrating mode, the telescopic rod is in sliding fit with the fixed rod, the rotary screw rod is arranged in the fixed rod in a penetrating mode, and the telescopic rod is in threaded connection with the rotary screw rod.

Through above-mentioned technical scheme, the dead lever is fixed to be set up on the mounting panel, and in the dead lever was worn to locate by the telescopic link, and telescopic link and dead lever sliding fit rotated in the screw rod was worn to locate the dead lever, and telescopic link and rotation screw rod threaded connection rotated the screw rod and when rotating, can drive the telescopic link and slide in the dead lever to make the telescopic link can carry out the elevating movement, adjust the height of support frame.

The utility model discloses further set up to: the loading wagon plate is provided with a chute, the mounting plate is embedded in the chute, the mounting plate is in sliding fit with the loading wagon plate, the loading wagon plate is fixedly provided with a third hydraulic cylinder, the fixed end of the third hydraulic cylinder is fixedly connected with the loading wagon plate, and the telescopic end of the third hydraulic cylinder is fixedly connected with the mounting plate.

Through the technical scheme, the spout has been seted up on the loading wagon board, the mounting panel inlays in the spout, mounting panel and loading wagon board sliding fit, stiff end and loading wagon board fixed connection of pneumatic cylinder three, flexible end and mounting panel fixed connection of pneumatic cylinder three, three during operations of pneumatic cylinder, its flexible end can drive the mounting panel and slide in the spout, thereby can drive the support frame and do the motion of being close to or keeping away from the mount, thereby can be when the mount goes up and down, the support frame cooperatees with the mount, transport the goods.

To sum up, the utility model discloses following beneficial effect has:

(1) the loading device is arranged at the vehicle body, and the loading device can be used for automatically loading and unloading the goods to be loaded and unloaded, so that the operation is convenient and fast, the efficiency is high, and the manual labor intensity is low;

(2) the lifting device used for lifting the lifting assembly is arranged on the loading truck plate and is hinged with the lifting assembly, the adjusting device used for lifting the transportation assembly is arranged on the loading truck plate and is hinged with the transportation assembly, and the height of the loading device can be freely adjusted through mutual matching of the adjusting device and the lifting device, so that loading and unloading operations can be performed on carriages with different heights, and the operation is convenient and fast;

(3) through having seted up the spout on the loading truck board, the mounting panel inlays in the spout, mounting panel and loading truck board sliding fit, stiff end and loading truck board fixed connection of pneumatic cylinder three, flexible end and mounting panel fixed connection of pneumatic cylinder three, three during operations of pneumatic cylinder, its flexible end can drive the mounting panel and slide in the spout, thereby can drive the support frame and be close to or keep away from the motion of mount, thereby can be when the mount goes up and down, the support frame cooperatees with the mount, transport the goods.

Drawings

Fig. 1 is an overall schematic view of the present invention;

fig. 2 is a schematic structural view of the loading device of the present invention;

fig. 3 is a schematic view of the connection relationship between the lifting assembly and the lifting device of the present invention;

FIG. 4 is a schematic view of the connection between the transportation unit and the adjustment device according to the present invention;

fig. 5 is a sectional view showing the adjusting device.

Reference numerals: 1. a headstock; 2. a carriage; 3. a loading device; 31. a loading bed plate; 311. a chute; 312. a hydraulic cylinder III; 32. a lifting assembly; 321. a drive device; 322. a rotating gear; 323. a toothed chain; 324. a fixed mount; 325. a rotating roller; 326. a transport rack; 33. a transport assembly; 330. a telescopic rod; 331. a drive motor; 332. a conveying roller; 333. fixing a gear; 334. a support frame; 335. a conveyor chain; 336. a telescopic part; 337. a support portion; 338. mounting a plate; 339. fixing the rod; 340. a second hydraulic cylinder; 34. a lifting device; 341. a first hydraulic cylinder; 342. connecting the ear plates; 35. an adjustment device; 351. an electric motor; 352. a speed reducer; 353. a bevel gear set; 354. rotating the rod; 355. the screw is turned.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a hazardous articles transport vechicle loading attachment, as shown in fig. 1 and 2, including locomotive 1 and the carriage 2 of connection on locomotive 1, loading attachment 3 has been placed to carriage 2 department, and loading attachment 3 includes loading sweep 31, is used for carrying out the promotion subassembly 32 that promotes and is used for carrying out the transportation subassembly 33 that carries with the goods after promoting to the goods, promotes subassembly 32 and transportation subassembly 33 and all sets up on loading sweep 31, and transportation subassembly 33 butt is in carriage 2. When needing to load the goods in the carriage 2, remove the transport vechicle department with loading device 3 to make transportation subassembly 33 butt in carriage 2, then place the goods on lifting means 32, open lifting means 32, make lifting means 32 promote the goods, and transport transportation subassembly 33 department, then start transportation subassembly 33, in transporting carriage 2 with the goods through transportation subassembly 33, the simple operation, efficient, artifical intensity of labour is little.

As shown in fig. 1 and 2, the loading vehicle plate 31 is provided with a lifting device 34 for lifting the lifting assembly 32, the lifting device 34 is hinged to the lifting assembly 32, the loading vehicle plate 31 is provided with an adjusting device 35 for lifting the transporting assembly 33, and the adjusting device 35 is hinged to the transporting assembly 33. Through starting elevating gear 34, make elevating gear 34 drive lifting means 32 and rotate, can make lifting means 32 highly carry out free regulation, drive transportation assembly 33 through adjusting component 35 simultaneously and go up and down, can highly adjust transportation assembly 33, through mutually supporting between adjusting device 35 and the elevating gear 34, make loading device 3 highly can freely adjust to can load and unload goods operation, the simple operation to not co-altitude carriage 2.

As shown in fig. 2 and 3, the lifting assembly 32 includes a driving device 321, a rotating gear 322 and a gear chain 323, a fixed frame 324 is disposed on the loading plate 31, the driving device 321 is fixedly disposed on the fixed frame 324, and the driving device 321 can be directly formed by a motor. The rotating gear 322 is coaxially fixed on an output shaft of the driving device 321, the gear chain 323 is sleeved on the rotating gear 322, a rotating roller 325 is arranged in the rotating gear 322 in a penetrating way, and a conveying frame 326 is fixedly arranged on the gear chain 323. When needing to load the goods, place the goods on transportation frame 326 earlier, then start drive arrangement 321, drive arrangement 321 drives the bull gear 322 and rotates, drives live-rollers 325 and toothed chain 323 and rotates to can drive transportation frame 326 and rotate, transport the goods on the transportation frame 326, make the transportation of goods more convenient, artifical low in labor strength.

As shown in fig. 2 and 4, the transportation assembly 33 includes a driving motor 331, a conveying roller 332 and a fixed gear 333, a support frame 334 is disposed on the loading vehicle plate 31, the driving motor 331 is fixedly disposed on the support frame 334, the fixed gear 333 is coaxially fixed on an output shaft of the driving motor 331, the conveying roller 332 is coaxially fixed in the fixed gear 333, and a conveying chain 335 is sleeved on the fixed gear 333. When the transportation assembly 33 department was transported with the freight of transportation to transportation frame 326, start driving motor 331, drive fixed gear 333 and rotate, drive conveying roller 332 and rotate, drive conveying chain 335 simultaneously and rotate, carry the carriage 2 through conveying roller 332 with the freight of transportation frame 326 transportation in, the simple operation, artifical intensity of labour is lower.

As shown in fig. 2 and 3, when the cars 2 of the transport vehicles with different heights need to be loaded, the height of the top end of the fixing frame 324 is adjusted by the lifting device 34. The lifting device 34 comprises a first hydraulic cylinder 341 and a first connecting lug plate 342, the first connecting lug plate 342 is fixedly arranged on the truck loading plate 31 and the fixing frame 324, two ends of the first hydraulic cylinder 341 are respectively arranged in the first connecting lug plate 342, and two ends of the first hydraulic cylinder 341 are hinged to the first connecting lug plate 342. When the height of the top end of the fixing frame 324 needs to be adjusted, the first hydraulic cylinder 341 is started, the telescopic end of the first hydraulic cylinder 341 drives the fixing frame 324 to rotate, so that the height of the top end of the transportation frame 326 is adjusted, and when the lower bottom surface of the uppermost end of the fixing frame 324 is parallel to the height of the inner wall of the bottom of the carriage 2, goods can be conveyed into the carriage 2, and then the first hydraulic cylinder 341 stops working.

As shown in fig. 4 and 5, after the height of the fixing frame 324 is adjusted, the height of the supporting frame 334 is adjusted, and the height of the supporting frame 334 is the same as the height of the fixing frame 324 with reference to fig. 2. The support frame 334 comprises a telescopic portion 336, a support portion 337 and a mounting plate 338, the mounting plate 338 is arranged on the loading truck plate 31, the telescopic portion 336 is arranged on the mounting plate 338, the support portion 337 is arranged on the telescopic portion 336, the support portion 337 is hinged to the telescopic portion 336, and a second hydraulic cylinder 340 is arranged between the support portion 337 and the telescopic portion 336.

As shown in fig. 4 and 5, the adjusting device 35 includes a motor 351, a reducer 352 and a bevel gear set 353, the motor 351 and the reducer 352 are both fixedly disposed on the mounting plate 338, an output shaft of the motor 351 penetrates through the reducer 352, a rotating rod 354 penetrates through the reducer 352, the bevel gear set 352 is sleeved on the rotating rod 354, and a rotating screw 355 for driving the telescopic portion 336 to move up and down is penetrated through the bevel gear set 352. When the height of the supporting frame 334 is adjusted, the motor 351 is started, the motor 351 drives the rotating rod 354 to rotate through the two mutually meshed bevel gears in the speed reducer 352, the rotating rod 354 drives the bevel gear set 353 to rotate, so that the two mutually meshed bevel gears of the bevel gear set 353 rotate, and the rotating screw 355 is driven to rotate. The second hydraulic cylinder 340 is activated at the same time as the electric motor 351 is activated, so that the hydraulic cylinder 340 can support the support portion 337.

As shown in fig. 4 and 5, the telescopic portion 336 includes a fixing rod 339 and a telescopic rod 330, the fixing rod 339 is fixedly disposed on the mounting plate 338, the telescopic rod 330 is disposed in the fixing rod 339, the telescopic rod 330 is slidably engaged with the fixing rod 339, the rotating screw 355 is disposed in the fixing rod 339, and the telescopic rod 330 is in threaded connection with the rotating screw 355. When the rotating screw 355 rotates, the electric telescopic rod 330 can slide in the fixing rod 339, so that the telescopic rod 330 drives the supporting portion 337 to move up and down. When the support portion 337 is flush with the inside of the vehicle compartment 2, the operation of the electric motor 351 and the second hydraulic cylinder 340 is stopped. With reference to fig. 1, the support portion 337 abuts against the inside of the cabin 2, completing the height adjustment of the lifting unit 33 and the transporting unit 32. After the adjustment is completed, the goods are transported by the lifting assembly 33 and the transport assembly 32.

As shown in fig. 2 and 4, when the first hydraulic cylinder 341 drives the fixing frame 324 to rotate, a horizontal distance between the fixing frame 324 and the supporting frame 334 is increased, in order to avoid an excessively large horizontal distance between the fixing frame 324 and the supporting frame 334, which causes goods to be unable to reach the conveying roller 332 from the transportation frame 326 for conveying the goods, the loading plate 31 is provided with a chute 311, the mounting plate 338 is embedded in the chute 311, the mounting plate 338 is in sliding fit with the loading plate 31, the loading plate 31 is fixedly provided with a third hydraulic cylinder 312, a fixed end of the third hydraulic cylinder 312 is fixedly connected with the loading plate 31, and a telescopic end of the third hydraulic cylinder 312 is fixedly connected with the mounting plate 338. When the distance between the fixing frame 324 and the supporting frame 334 is too large, the hydraulic cylinder three 312 is started, the telescopic end of the hydraulic cylinder three 312 can drive the mounting plate 338 to slide in the chute 311, so that the mounting plate 338 drives the supporting frame 334 to move in the direction close to the fixing frame 324, and when the horizontal distance between the fixing frame 324 and the supporting frame 334 can enable goods to pass through for conveying, the physical hydraulic cylinder three 312 is used. Then, the goods are conveyed by the lifting assembly 32 and the conveying assembly 33, and the goods loading operation is completed. When unloading, make conveying assembly 33 and lifting unit 32 with the direction of delivery work of above-mentioned mode direction, place the goods on conveying assembly 33, carry lifting unit 32 department, carry the goods through lifting unit 32, transport the goods through the manual work after carrying, the simple operation.

The implementation principle of the embodiment is as follows: when the goods need to be loaded, the goods are placed on the transportation frame 326, then the driving device 321 is started, the driving device 321 drives the rotating gear 322 to rotate, the rotating roller 325 and the toothed chain 323 are driven to rotate, and therefore the transportation frame 326 can be driven to rotate, and the goods on the transportation frame 326 are transported. When the transportation frame 326 transports the transported goods to the transportation component 33, the driving motor 331 is started to drive the fixed gear 333 to rotate, the conveying roller 332 is driven to rotate, the conveying chain 335 is driven to rotate at the same time, and the goods transported by the transportation frame 326 are conveyed into the carriage 2 through the conveying roller 332. Need make loading attachment 3 highly can freely adjust, thereby can load and unload goods operation to co-altitude carriage 2, through starting elevating gear 34, make elevating gear 34 drive lifting means 32 and rotate, can make lifting means 32 highly freely adjust, drive transportation assembly 33 through adjusting part 35 and go up and down simultaneously, can adjust transportation assembly 33's height, through mutually supporting between adjusting device 35 and the elevating gear 34, make supporting part 337, its setting such as the inner wall of mount 324 and carriage 2 bottom, adjust the completion back, carry the goods.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The loading device for the dangerous goods transport vehicle comprises a vehicle head (1) and a carriage (2) connected to the vehicle head (1), and is characterized in that the loading device (3) is placed at the position of the carriage (2), the loading device (3) comprises a loading vehicle plate (31), a lifting assembly (32) used for lifting goods and a transport assembly (33) used for conveying the lifted goods, the lifting assembly (32) and the transport assembly (33) are both arranged on the loading vehicle plate (31), the transport assembly (33) is abutted to the carriage (2), a lifting device (34) used for lifting the lifting assembly (32) is arranged on the loading vehicle plate (31), the lifting device (34) is hinged to the lifting assembly (32), an adjusting device (35) used for lifting the transport assembly (33) is arranged on the loading vehicle plate (31), and the adjusting device (35) is hinged with the transport assembly (33).

2. The loading device of the dangerous goods transport vehicle according to claim 1, wherein the lifting assembly (32) comprises a driving device (321), a rotating gear (322) and a toothed chain (323), a fixing frame (324) is arranged on the loading vehicle plate (31), the driving device (321) is fixedly arranged on the fixing frame (324), the rotating gear (322) is coaxially fixed on an output shaft of the driving device (321), the toothed chain (323) is sleeved on the rotating gear (322), a rotating roller (325) penetrates through the rotating gear (322), and a transport frame (326) is fixedly arranged on the toothed chain (323).

3. The loading device of the dangerous goods transport vehicle according to claim 2, wherein the lifting device (34) comprises a first hydraulic cylinder (341) and a connecting ear plate (342), the connecting ear plate (342) is fixedly arranged on the loading vehicle plate (31) and the fixed frame (324), two ends of the first hydraulic cylinder (341) are respectively arranged in the connecting ear plate (342), and two ends of the first hydraulic cylinder (341) are hinged with the connecting ear plate (342).

4. The loading device of the dangerous goods transport vehicle according to claim 3, wherein the transport assembly (33) comprises a driving motor (331), a conveying roller (332) and a fixed gear (333), a support frame (334) is arranged on the loading plate (31), the driving motor (331) is fixedly arranged on the support frame (334), the fixed gear (333) is coaxially fixed on an output shaft of the driving motor (331), the conveying roller (332) is coaxially fixed in the fixed gear (333), and a conveying chain (335) is sleeved on the fixed gear (333).

5. The cargo loading device of the dangerous goods transport vehicle according to claim 4, wherein the supporting frame (334) comprises a telescopic part (336), a supporting part (337) and a mounting plate (338), the mounting plate (338) is arranged on the cargo loading vehicle plate (31), the telescopic part (336) is arranged on the mounting plate (338), the supporting part (337) is arranged on the telescopic part (336), the supporting part (337) is hinged with the telescopic part (336), and a second hydraulic cylinder (340) is arranged between the supporting part (337) and the telescopic part (336).

6. The loading device of the dangerous cargo transport vehicle according to claim 5, wherein the adjusting device (35) comprises a motor (351), a reducer (352) and a bevel gear set (353), the motor (351) and the reducer (352) are both fixedly arranged on the mounting plate (338), an output shaft of the motor (351) penetrates through the reducer (352), a rotating rod (354) penetrates through the reducer (352), the bevel gear set (353) is sleeved on the rotating rod (354), and a rotating screw (355) for driving the telescopic part (336) to perform lifting motion penetrates through the bevel gear set (353).

7. The cargo loading device of the dangerous goods transport vehicle as claimed in claim 6, wherein said telescopic part (336) comprises a fixing rod (339) and a telescopic rod (330), said fixing rod (339) is fixedly arranged on the mounting plate (338), said telescopic rod (330) is arranged in the fixing rod (339) in a penetrating way, the telescopic rod (330) is in sliding fit with the fixing rod (339), said rotating screw rod (355) is arranged in the fixing rod (339) in a penetrating way, and the telescopic rod (330) is in threaded connection with the rotating screw rod (355).

8. The loading device of the dangerous cargo transport vehicle according to claim 7, wherein a chute (311) is formed in the loading vehicle plate (31), the mounting plate (338) is embedded in the chute (311), the mounting plate (338) is in sliding fit with the loading vehicle plate (31), a third hydraulic cylinder (312) is fixedly arranged on the loading vehicle plate (31), the fixed end of the third hydraulic cylinder (312) is fixedly connected with the loading vehicle plate (31), and the telescopic end of the third hydraulic cylinder (312) is fixedly connected with the mounting plate (338).