A transport vehicle for double spiral drum loading

Abstract

The present invention provides a transport vehicle for double-screw drum loading, comprising a traveling device, a loading device, a belt conveyor, a collecting device and a shoveling device, wherein the loading device is installed in front of the traveling device, the loading device comprises a support frame, and a spiral loading device is installed on the left and right sides of the support frame respectively; the collecting shovel is located at the lower part of the loading device and between the two loading drums, the collecting shovel is installed on the traveling device through the support arm, the belt conveyor is installed on the traveling device behind the loading device, the rear end of the belt conveyor is suspended at the tail of the traveling device, an inclined chute is provided between the discharge port and the belt conveyor, the chute is fixedly connected to the loading drum, and the shoveling device is installed at the rear of the traveling device. The technical problems of large space required and low loading efficiency for traditional loading machinery for loading or transporting operations can be solved.

Description

Technical Field

[0001] The invention relates to the technical field of engineering machinery, and in particular to a transport vehicle for double-screw drum loading. Background Art

[0002] In industrial or agricultural production, it is often necessary to use loading machinery to push fine particles or powdered materials (such as river sand, rice, feed, etc.) into piles and then send them to warehouses or load them into cargo boxes for storage. Traditional front loaders and excavators are not dedicated to loading fine particles or powdered materials. Moreover, most of the existing loaders use front buckets, so they occupy a large space and require a large space to turn the bucket materials into the car cargo box after loading. The loader needs to repeat the operation and transportation every time it loads, so it is not only complicated to operate, but also has a series of problems such as high fuel consumption and low work efficiency. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a transport vehicle with double spiral drum loading to solve the technical problems of large space required and low loading efficiency when traditional loading machinery performs loading operations.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: a transport vehicle with double spiral drum loading, comprising a walking device, a loading device, a belt conveyor, a collecting device and a shoveling device, the loading device is installed in front of the walking device, the loading device includes a loading rack, and a spiral loading device is installed on the left and right sides of the loading rack respectively, the spiral loading device includes a loading drum, a loading roller, a spiral blade and a first driving device, the loading drum is vertically fixed on the loading rack, the loading roller is provided in the loading drum, the spiral blade is fixed on the loading roller, the first driving device is installed on the top of the loading drum, and the upper end of the loading roller is The feeding cylinder is provided with a feeding port at the bottom thereof and a discharging port at the rear side of the upper part thereof; the collecting device comprises a collecting shovel and a supporting arm, the front part of the collecting shovel is wedge-shaped, the collecting shovel is located at the lower part of the feeding device and between the two feeding cylinders, the collecting shovel is mounted on the traveling device through the supporting arm, the belt conveyor is mounted on the traveling device at the rear of the feeding device, the rear end of the belt conveyor is suspended at the tail of the traveling device, an inclined slide groove is arranged between the discharging port and the belt conveyor, the slide groove is fixedly connected to the feeding cylinder, and the shoveling device is mounted at the rear of the traveling device.

[0005] Preferably, the shoveling device includes a shoveling bucket, a turning frame, a first hydraulic cylinder, and a second hydraulic cylinder. The upper end of the turning frame is hinged to the rear side of the traveling device, the rear bottom of the shoveling bucket is hinged to the lower end of the turning frame, the first hydraulic cylinder is provided between the lower part of the turning frame and the rear part of the traveling device, and the second hydraulic cylinder is provided between the rear top of the shoveling bucket and the turning frame.

[0006] Preferably, a connecting device is provided between the feeding device and the walking device, and the connecting device includes a connecting frame, a slide rail, a slider and a third hydraulic cylinder. The slide rail is vertically fixed to the front side of the connecting frame, the slider is slid on the slide rail, and the third hydraulic cylinder is vertically arranged between the connecting frame and the slider. The upper end of the third hydraulic cylinder is connected to the top of the connecting frame, and the lower end of the third hydraulic cylinder is connected to the slider. The rear side of the feeding frame is fixedly connected to the slider, and the connecting frame is installed in front of the walking device.

[0007] Preferably, a mounting frame is provided at the lower end of the loading barrel, the lower end of the loading roller is rotatably connected to the mounting frame, a plurality of feed ports are provided on the bottom side wall of the loading barrel, and the aggregate shovel includes a V-shaped push plate and a support plate, and the support plate is welded to the rear of the push plate and fixedly connected to the support arm.

[0008] Preferably, the belt conveyor device includes a support frame, a front roller, a rear roller, a conveyor belt and a second driving device. The support frame is fixedly installed above the walking device, the front roller is rotatably installed on the front of the support frame, the rear roller is rotatably installed on the rear of the support frame, the conveyor belt is installed between the front roller and the rear roller, and the second driving device is installed on the support frame, and the second driving device is transmission-connected to the rear roller.

[0009] Preferably, a support shaft is provided on the support frame between the front roller and the rear roller, and belt pressing rollers are respectively installed on the support frame at the upper and lower sides of the conveyor belt.

[0010] Preferably, a supporting mechanism is provided at the lower part of the connecting frame, and the supporting mechanism includes a fourth hydraulic cylinder and a supporting base, the cylinder body at the upper part of the fourth hydraulic cylinder is fixedly connected to the bottom of the connecting frame, and the piston rod end portion at the lower part of the fourth hydraulic cylinder is hinged to the supporting base.

[0011] The technical effects achieved by adopting the above technical solution are:

[0012] The present application is a mechanical device specially used for loading fine particles or powdery materials, which is suitable for loading fine particles or powdery materials (such as river sand, rice, feed, etc.) into warehouses or cargo boxes for storage. When the transport vehicle is performing loading operations, the collecting shovel collects the materials at the feed port below the upper barrel, and the spiral blades in the upper barrel rotate at high speed, so that the materials are rolled up along the upper barrel and slide from the upper chute to the belt conveyor device, and the materials are transported to the rear of the walking device through the belt conveyor device for packaging and storage. Since the loading and transportation process can be carried out continuously, and the materials are directly output from the rear of the conveyor belt without stopping for transportation in the middle, compared with the traditional loading vehicle that needs to transport materials one bucket at a time, the machine can continuously carry out loading operations and does not need to turn around during the work process to directly transport the materials to the rear for storage, thereby saving the time and cost of transportation. The present application adopts a double spiral barrel to roll and load the materials at the same time, making the loading process more efficient and convenient. Therefore, the loading vehicle has the characteristics of high work efficiency, simple operation, small working space, time saving and cost saving.

[0013] Since the shoveling device includes a shoveling bucket, a turning frame, a first hydraulic cylinder, and a second hydraulic cylinder, the upper end of the turning frame is hinged to the rear side of the traveling device, the rear bottom of the shoveling bucket is hinged to the lower end of the turning frame, the first hydraulic cylinder is arranged between the lower part of the turning frame and the rear part of the traveling device, and the second hydraulic cylinder is arranged between the rear top of the shoveling bucket and the turning frame. The lifting and lowering of the turning frame can be realized by controlling the extension and contraction of the first hydraulic cylinder, and the front and rear turning of the shoveling bucket can be realized by controlling the extension and contraction of the second hydraulic cylinder. By controlling the first hydraulic cylinder and the second hydraulic cylinder, the movements of the shoveling bucket and the turning frame are coordinated with each other to realize the stacking or dispersion of materials.

[0014] Since a mounting frame is provided at the lower end of the loading barrel, the lower end of the loading roller is rotatably connected to the mounting frame, and a plurality of feeding ports are provided on the side wall at the bottom of the loading barrel, the collecting shovel includes a V-shaped push plate and a support plate, and the support plate is welded to the rear of the push plate and fixedly connected to the support arm. The collecting shovel is a V-shaped structure, and multiple plates are welded in the middle to support the outer panel, making the structure lighter and low in cost. When the whole machine moves forward to push the collecting shovel forward, the stationary materials accumulate backward along the left and right sides of the collecting shovel, which is conducive to the rear loading barrel to transport and transmit the concentrated materials.

[0015] Since the belt conveyor device includes a support frame, a front roller, a rear roller, a conveyor belt and a second driving device, the support frame is fixedly installed above the walking device, the front part of the support frame is rotatably installed with the front roller, the rear part of the support frame is rotatably installed with the rear roller, the conveyor belt is installed between the front roller and the rear roller, the second driving device is installed on the support frame, and the second driving device is connected to the rear roller in a transmission manner. After the belt conveyor device receives the materials sliding down the chute, the conveyor belt transports the materials to the cargo compartment of a truck for collection.

[0016] Since the support frame is provided with a support shaft between the front roller and the rear roller, the support frame is provided with belt pressing rollers on the upper and lower sides of the conveyor belt. The support shaft supports the middle part of the conveyor belt, and the belt pressing rollers limit and press the conveyor belt, which has the functions of guiding, preventing slippage, and preventing the conveyor belt from shaking and becoming unstable.

[0017] Since a support mechanism is provided at the bottom of the connecting frame, the support mechanism includes a fourth hydraulic cylinder and a support base, the cylinder body at the top of the fourth hydraulic cylinder is fixedly connected to the connecting frame, and the piston rod end of the bottom of the fourth hydraulic cylinder is hinged to the support base. The support mechanism is used to support the connecting device to ensure its uniform force and working stability, prevent the entire device from tipping over due to unbalanced force when loading materials at the front, and avoid excessive load being transferred to the walking device during work to achieve the purpose of protecting the walking device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 It is a schematic diagram of the front structure of this application;

[0020] Figure 2 It is a schematic diagram of the rear structure of this application;

[0021] Figure 3 It is a structural schematic diagram of the spiral feeding device;

[0022] Figure 4 It is a schematic diagram of the structure of the feeding roller;

[0023] Figure 5 is a schematic diagram of the front structure of the connecting device;

[0024] Figure 6 is a schematic diagram of the rear structure of the connecting device;

[0025] Figure 7 It is the structural diagram of the shoveling device;

[0026] In the figure, 11, chassis assembly; 12, load-bearing wheels; 13, cab; 14, limiting boss; 15, frame; 21, connecting frame; 22 slide rail; 23, slider; 24, third hydraulic cylinder; 25, fourth hydraulic cylinder; 26, support base; 27, limiting rope; 31, loading rack; 32, loading barrel; 33, loading roller; 34, spiral blade; 35, first driving device; 36, mounting frame; 37, slide; 41, supporting frame; 42, front roller; 43, rear roller; 44, conveyor belt; 45, second driving device; 46, supporting shaft; 47, belt pressing roller; 51, left lifting ear; 52, right lifting ear; 53, upper lifting ear; 54, fifth hydraulic cylinder; 61, turning frame; 62, shovel bucket; 63, first hydraulic cylinder; 64, second hydraulic cylinder; 70, supporting plate; 71, aggregate shovel. DETAILED DESCRIPTION

[0027] like Figure 1~Figure 2 As shown, a double-screw drum loading transport vehicle includes a traveling device, a connecting device, a loading device, a belt conveying device, a collecting device and a shoveling device. The traveling device is preferably a four-wheel steering wheel traveling device.

[0028] The load-bearing wheels 12 of the walking device are symmetrical, with two on each side. Each load-bearing wheel 12 can be driven and steered individually by a hydraulic system, and the four wheels rotate synchronously. The fender cover is an inverted U-shaped structure, the upper part is a long plate structure close to the inner side of the wheel, and the outer side of the load-bearing wheel is a partially hollowed-out structure. The chassis assembly 11 integrates the engine, hydraulic system and speed change mechanism inside, and connects the load-bearing wheels 12 through corresponding transmission shafts to achieve power output and support the body. The main function of the walking device is to enable the feeding device and the belt conveyor device to move and walk, so the walking device can also be replaced by other mechanical devices with walking functions.

[0029] like Figure 7 As shown, the shoveling device is installed at the rear of the traveling device. The shoveling device includes a shoveling bucket 62, a turning frame 61, a first hydraulic cylinder 63 and a second hydraulic cylinder 64. The upper end of the turning frame 61 is hinged to the rear side of the traveling device, the rear bottom of the shoveling bucket 62 is hinged to the lower end of the turning frame 61, the first hydraulic cylinder 63 is arranged between the lower part of the turning frame 61 and the rear part of the traveling device, and the third hydraulic cylinder 64 is arranged between the rear top of the shoveling bucket 62 and the turning frame 61. The shoveling device can push the material into a pile or disperse the material.

[0030] like Figure 5~Figure 6As shown, a connecting device is provided between the feeding device and the traveling device, and the connecting device includes a connecting frame 21, a slide rail 22, a slider 23 and a third hydraulic cylinder 24. The slide rail 22 is vertically fixed to the front side of the connecting frame 21, the slider 23 is slid on the slide rail 22, the third hydraulic cylinder 24 is vertically arranged between the connecting frame 21 and the slider 23, the upper end of the third hydraulic cylinder 24 is connected to the top of the connecting frame 21, the lower end of the third hydraulic cylinder 24 is connected to the slider 23, and the connecting frame 21 is installed in front of the traveling device.

[0031] The connecting frame 21 is connected to the traveling device through a three-hanging point suspension structure, which includes a left hanging ear 51, a right hanging ear 52 and an upper hanging ear 53. The left hanging ear 51 and the right hanging ear 52 are installed side by side at the lower part of the rear side of the connecting frame 21. The upper hanging ear 53 is arranged on the connecting frame 21 and is located above the left hanging ear 51 and the right hanging ear 52. The left hanging ear 51 and the right hanging ear 52 are respectively hinged to the frame 15 through a pin shaft. A fifth hydraulic cylinder 54 is installed between the upper hanging ear 53 and the frame 15. One end of the piston rod of the fifth hydraulic cylinder 54 is hinged to the upper hanging ear through a pin shaft, and one end of the cylinder body of the fifth hydraulic cylinder 54 is hinged to the frame 15 through a pin shaft. The inclination angle of the connecting frame 21 can be adjusted through the three-hanging point suspension structure.

[0032] like Figure 1~Figure 4 As shown, the feeding device includes a feeding frame 31, and a spiral feeding device is installed on the left and right sides of the feeding frame 31, respectively. The spiral feeding device includes a feeding barrel 32, a feeding roller 33, a spiral blade 34, and a first driving device 35. The feeding barrel 32 is vertically fixed on the feeding frame 31. Preferably, the upper part of the feeding barrel 32 is tilted backward to facilitate the upward winding of the material. The upper end of the loading barrel 32 is closed and the lower end is open. A loading roller 33 is provided in the loading barrel 32. A spiral blade 34 is fixedly provided on the loading roller 33. A first driving device 35 is installed on the top of the loading barrel 32. The upper end of the loading roller 33 is transmission connected with the first driving device 35. A feeding port is provided at the bottom of the loading barrel 32. A mounting frame 36 is provided at the lower end of the loading barrel 32. The lower end of the loading roller 33 is rotatably connected with the mounting frame 36. A plurality of feeding ports are provided on the side wall at the bottom of the loading barrel 32. A discharge port is provided on the upper rear side of the loading barrel 32. The spiral blade 34 can rotate to push the material upward and transport it to the belt conveyor.

[0033] The material collecting device includes a material collecting shovel 71 and a support arm. The front part of the material collecting shovel 71 is wedge-shaped. The material collecting shovel 71 is located at the lower part of the feeding device and between the two feeding barrels 32. The material collecting shovel 71 is installed on the walking device through the support arm. The material collecting shovel 71 is spliced ​​by a left side plate, a right side plate and a rear side plate. The material collecting shovel 71 is a V-shaped structure, and multiple support plates 70 are welded in the middle to support the outer side panels to make the structure lighter and low in cost. When the whole machine moves forward to push the material collecting shovel 71 forward, the stationary materials accumulate backward along the left and right sides of the material collecting shovel 71, so as to facilitate the rear feeding barrel 32 to transport and transmit the concentrated materials.

[0034] The rear side of the loading rack 31 is fixedly connected to the front side of the slider 23. A belt conveyor is installed on the running device behind the loading device, and the rear end of the belt conveyor is suspended at the tail of the running device. An inclined chute 37 is provided between the discharge port and the belt conveyor, and the chute 37 is fixedly connected to the loading barrel 32.

[0035] The belt conveyor device includes a support frame 41, a front roller 42, a rear roller 43, a conveyor belt 44 and a second drive device 45. The support frame 41 is fixedly installed above the walking device. The front part of the support frame 41 is installed on the connecting frame 21 and the front roller 42 is installed. The rear part of the support frame 41 is a bilaterally symmetrical structure. The rear part of the support frame 41 is welded to the upper part of the frame 15 and each side is a triangular structure to provide a stable support force for the upper structure. The front part of the support frame 41 is rotatably installed with the front roller 42, and the rear part of the support frame 41 is rotatably installed with the rear roller 43. The conveyor belt 44 is installed between the front roller 42 and the rear roller 43, and flanges are provided on both sides of the conveyor belt 44 to prevent material leakage. The second drive device 45 is installed on the support frame 41, and the second drive device 45 is connected to the rear roller 43 in a transmission manner. After the belt conveyor device receives the material sliding down the chute 37, the conveyor belt 44 transports the material to the cargo compartment of the truck for collection.

[0036] A support shaft 46 is provided between the front roller 42 and the rear roller 43 on the support frame 41, and belt pressing rollers 47 are respectively installed on the upper and lower sides of the conveyor belt 44 on the support frame 41. The support shaft 46 supports the middle part of the conveyor belt 44, and the belt pressing roller 47 limits and presses the conveyor belt 44, which has the functions of guiding, preventing slippage, and preventing the conveyor belt 44 from shaking up and down and becoming unstable. A belt pressing roller 47 is also installed on the connecting frame 21, so that the front part of the conveyor belt 44 is tilted to facilitate the backward transportation of materials. A rack is fixed on the inner side wall of the conveyor belt 44, and gears are fixed on the front roller 42, the middle roller and the rear roller 43, respectively, and the gears are respectively engaged with the rack. The combination of the rack and the gear can prevent the conveyor belt 44 from slipping.

[0037] A support mechanism is provided at the bottom of the connecting frame 21, and the support mechanism includes a fifth hydraulic cylinder 54 and a support base 26. The cylinder body at the top of the fifth hydraulic cylinder 54 is fixedly connected to the connecting frame 21, and the piston rod end of the fifth hydraulic cylinder 54 is hinged with the support base 26. The support mechanism is used to support the connecting device to ensure its uniform force and working stability, prevent the entire device from tipping over due to unbalanced force when loading materials at the front, and avoid excessive load being transferred to the walking device during work to achieve the purpose of protecting the walking device. The support base 26 is a triangular structure. When the ground is uneven, the support base 26 can automatically press and fit along the ground, so that the fourth hydraulic cylinder 25 can achieve non-vertical angle support with the ground.

[0038] The chassis assembly 11 integrates components such as a hydraulic system and a speed change mechanism in the housing, and the chassis is provided with a hydraulic motor to drive the upper frame 15 to rotate. A limit boss 14 is provided between the chassis housing and the connecting frame 21. The limit boss 14 is fixed on the frame 15. The limit boss 14 is used to limit the limit position when the connecting frame 21 rotates to prevent the position of the connecting device from exceeding the limit position and causing an accidental danger.

[0039] The cab 13 is located above the vehicle frame 15. When the cab 13 is located at a lower position, a camera can be installed at the front of the whole machine, and a display for displaying the images captured by the camera can be installed inside the cab. The driver can observe the images captured by the camera through the display to avoid blind spots. A connecting limit rope 27 is provided between the traveling device and the connecting frame 21. The connecting limit rope 27 is a limit steel rope. The two ends of the limit rope 27 are provided with threaded connecting sleeves installed on the traveling device and the connecting frame 21 by bolts. When the hydraulic assembly of the connecting device is out of control or the connecting device is tilted to the ground around the left lifting lug 51 and the right lifting lug 52 due to oil leakage, the limit steel rope can tighten the connecting device and the feeding device thereon to limit the position to prevent accidents.

[0040] The first drive device 35 and the second drive device 45 each include a hydraulic motor and a reduction motor. The first hydraulic cylinder 63, the second hydraulic cylinder 64, the third hydraulic cylinder 24, the fourth hydraulic cylinder 25, the fifth hydraulic cylinder 54, the first drive device 35 and the second drive device 45 are respectively connected to the hydraulic pump of the hydraulic system through oil circuits to obtain driving force.

[0041] The working principle of the double-screw drum loading transport vehicle of this application is:

[0042] When the machine is working, the machine moves forward to push the front collecting shovel 71 to push the static material to the lower end of the upper barrel 32 at the rear of both sides of the V-shaped collecting shovel 71 bucket, and then the upper barrel 32 moves downward to roll up the material and flow out to the conveyor belt 44 at the upper discharge port, and the rotating conveyor belt 44 transports the material to the rear truck compartment, etc., so as to continuously carry out the material transmission work cycle. The lifting and lowering of the overturning frame 61 can be realized by controlling the extension and contraction of the first hydraulic cylinder 63, and the front and rear flipping of the shovel bucket 62 can be realized by controlling the extension and contraction of the second hydraulic cylinder 64. The movement of the shovel bucket 62 and the overturning frame 61 is coordinated by controlling the first hydraulic cylinder 63 and the second hydraulic cylinder 64 to realize the stacking or dispersion of the material. The walking device can drive the loading device to rotate so that the material can be fully rolled up in the left and right directions, and the material in the front and rear positions can be adjusted by the front and rear movement of the walking device, so that the material can be rolled up and transported by the machine in the front, rear, left and right directions, and the dispersed granular or powdery objects can also be pushed and collected into a pile by the front bucket and then rolled up and transported without the need for additional machinery.

Claims

1. A double-screw drum loading transport vehicle, characterized in that: It includes a walking device, a loading device, a belt conveyor, a collecting device and a shoveling device. The feeding device is installed in front of the walking device, and the feeding device includes a feeding frame, and a spiral feeding device is installed on the left and right sides of the feeding frame respectively, and the spiral feeding device includes a feeding barrel, a feeding roller, a spiral blade and a first driving device. The feeding barrel is vertically fixed on the feeding frame, and the feeding roller is provided in the feeding barrel, and the spiral blade is fixed on the feeding roller. The first driving device is installed on the top of the feeding barrel, and the upper end of the feeding roller is transmission-connected with the first driving device. A feeding port is provided at the bottom of the feeding barrel, and a discharging port is provided on the upper rear side of the feeding barrel. The material collecting device comprises a material collecting shovel and a support arm. The front part of the material collecting shovel is wedge-shaped. The material collecting shovel is located at the lower part of the feeding device and between the two feeding barrels. The material collecting shovel is installed on the walking device through the support arm. The belt conveyor is installed on the walking device behind the feeding device, and the rear end of the belt conveyor is suspended at the tail of the walking device. An inclined chute is provided between the discharge port and the belt conveyor, and the chute is fixedly connected to the feeding barrel. The shoveling device is installed behind the walking device. The shoveling device comprises a shoveling bucket, a turning frame, a first hydraulic cylinder and a second hydraulic cylinder. The upper end of the turning frame is hinged to the rear side of the walking device, the rear bottom of the shoveling bucket is hinged to the lower end of the turning frame, the first hydraulic cylinder is arranged between the lower part of the turning frame and the rear part of the walking device, and the second hydraulic cylinder is arranged between the rear top of the shoveling bucket and the turning frame. A connecting device is provided between the feeding device and the walking device, and the connecting device includes a connecting frame, a slide rail, a slider and a third hydraulic cylinder. The slide rail is vertically fixed to the front side of the connecting frame, the slider is slidably arranged on the slide rail, and the third hydraulic cylinder is vertically arranged between the connecting frame and the slider. The upper end of the third hydraulic cylinder is connected to the top of the connecting frame, and the lower end of the third hydraulic cylinder is connected to the slider. The rear side of the feeding frame is fixedly connected to the slider, and the connecting frame is installed in front of the walking device. The lower end of the feeding barrel is provided with a mounting frame, the lower end of the feeding roller is rotatably connected to the mounting frame, a plurality of feeding ports are provided on the side wall at the bottom of the feeding barrel, and the collecting shovel includes a V-shaped push plate and a support plate, the support plate is welded to the rear of the push plate and fixedly connected to the support arm, A supporting mechanism is provided at the lower part of the connecting frame, and the supporting mechanism includes a fourth hydraulic cylinder and a supporting base. The cylinder body at the upper part of the fourth hydraulic cylinder is fixedly connected to the bottom of the connecting frame, and the piston rod end head at the lower part of the fourth hydraulic cylinder is hinged to the supporting base. The connecting frame and the traveling device are connected by a three-hanging-point suspension structure, and the three-hanging-point suspension structure includes a left lifting ear, a right lifting ear and an upper lifting ear, the left lifting ear and the right lifting ear are arranged side by side at the lower part of the rear side of the connecting frame, and the upper lifting ear is arranged in the middle of the connecting frame and above the left lifting ear and the right lifting ear, the left lifting ear and the right lifting ear are respectively hinged to the traveling device by a pin shaft, and a fifth hydraulic cylinder is installed between the upper lifting ear and the traveling device, one end of the piston rod of the fifth hydraulic cylinder is hinged to the upper hanging point by a pin shaft, and one end of the cylinder body of the fifth hydraulic cylinder is hinged to the traveling device by a pin shaft.

2. The double-screw drum loading transport vehicle as claimed in claim 1, characterized in that: The belt conveyor device includes a support frame, a front roller, a rear roller, a conveyor belt and a second driving device. The support frame is fixedly installed above the walking device, the front roller is rotatably installed on the front of the support frame, the rear roller is rotatably installed on the rear of the support frame, the conveyor belt is installed between the front roller and the rear roller, and the second driving device is installed on the support frame, and the second driving device is transmission-connected to the rear roller.

3. The double-screw drum loading transport vehicle as claimed in claim 2, characterized in that: A support shaft is arranged on the support frame between the front roller and the rear roller, and belt pressing rollers are respectively installed on the support frame at the upper and lower sides of the conveyor belt.

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