CN218879367U - Ground idle carrying and conveying device capable of moving at multiple angles - Google Patents

Abstract

The utility model discloses a ground idle transportation device capable of moving at multiple angles, which comprises a walking component, a lifting component and a tray component, wherein the walking component is connected with one end of the lifting component, the other end of the lifting component is connected with the tray component, the walking component comprises a walking bracket, the front end and the rear end of the walking bracket are respectively provided with a walking wheel, the walking wheels can turn relative to the walking bracket so as to drive the tray component to move at multiple angles, and the tray component can bear goods; the lifting assembly can change the height of the tray assembly relative to the walking assembly, so that the tray assembly is erected above the cabin door ramp and can move towards the cabin door, and loading and unloading of cargoes are realized. The utility model discloses a but multi-angle movement's ground idle running shiies defeated device all is provided with on every walking wheel and turns to driving element, makes every gyro wheel all can turn to realized can change the effect of direction of motion in situ, improved the flexibility of heavy goods when uninstalling to the helicopter facial make-up.

Description

Ground idle carrying and conveying device capable of moving at multiple angles

Technical Field

The utility model relates to a helicopter transportation field especially relates to a but multi-angle movement's ground idle running shiies defeated device.

Background

The helicopter air transportation has the advantages and characteristics of high operation speed, strong obstacle crossing capability and high social and economic benefits, particularly can accurately realize point-to-point direct transportation at medium and short distances.

However, for the cargo transportation of the helicopter cabin, the loading and unloading environment has certain particularity, and the helicopter cabin has the characteristics of small loading and unloading entrance of the cabin door, low height of an empennage (limiting the action space of hoisting and transporting equipment), low bearing capacity of a ramp plate of a tail cabin door and the cabin, difficulty in wheel transportation and the like. Therefore, when heavy goods need to be transported to the helicopter, common lifting and transporting devices such as a general transportation forklift and a crane cannot meet loading and unloading requirements. Therefore, in order to ensure that heavy goods can be smoothly loaded to or unloaded from the helicopter cabin, the goods are generally transported into the helicopter by using a trolley, a traction support vehicle and the like, but the trolley, the traction support vehicle and the like are not flexible enough in actual use due to heavy goods, and particularly in some environments requiring frequent turning or 90-degree turning. In addition, it is inconvenient to align the door when approaching the helicopter cabin door, and steering is difficult. Therefore, the invention is urgently needed to provide a loading and unloading device of a helicopter, which solves the above significant technical problems and conveniently and reliably realizes loading, unloading and transportation of heavy goods on the helicopter.

SUMMERY OF THE UTILITY MODEL

The utility model provides a but multi-angle movement's ground idle running shiies defeated device has the effect of the nimble transportation goods of multi-angle. The specific technical scheme is as follows:

a ground idle carrying and conveying device capable of moving at multiple angles comprises a walking assembly, a lifting assembly and a tray assembly, wherein the walking assembly is connected with one end of the lifting assembly, the other end of the lifting assembly is connected with the tray assembly, the walking assembly comprises a walking bracket, the front end and the rear end of the walking bracket are respectively provided with a walking wheel, the walking wheels can turn relative to the walking bracket to drive the tray assembly to move at multiple angles, and the tray assembly can carry goods; the lifting assembly can change the height of the tray assembly relative to the walking assembly so as to form a cabin door accommodating space; when the goods are loaded into the helicopter, the cabin door ramp can be accommodated in the cabin door accommodating space, so that the tray assembly is erected above the cabin door ramp and can move towards the cabin door, and the loading and unloading of the goods are realized.

Furthermore, the two groups of walking assemblies are connected with the tray assembly through the lifting assembly respectively, and the distance between the two groups of walking assemblies is larger than the width of the cabin door, so that the walking assemblies can walk on two sides of the cabin door ramp and complete loading and unloading.

Furthermore, the front end and the rear end of the walking support are respectively provided with a steering driving element, the steering driving elements are connected with the walking wheels, and the steering driving elements can drive the walking wheels to steer relative to the walking support so as to change the walking direction.

Further, the steering driving element is a hydraulic rotating oil cylinder.

Further, the travelling wheel comprises a roller fixing frame, roller fixing lugs are formed by downward extending of two sides of the roller fixing frame and connected with a roller shaft, a roller is sleeved on the roller shaft, and the roller is arranged between the two roller fixing lugs; the center of the roller fixing frame is fixedly provided with a connecting shaft, the connecting shaft is connected with a steering driving element, and the steering driving element drives the roller fixing frame and the roller to integrally rotate through the connecting shaft.

Furthermore, one end of the roller shaft is connected with a walking driving element, and the walking driving element can drive the roller to rotate so as to realize the walking function.

Furthermore, the walking driving element comprises a motor and a speed reducer, the motor is connected with the speed reducer, and the speed reducer is connected with the roller shaft.

Furthermore, the walking driving element is connected with the motor support, and the motor support is connected with the roller fixing frame or the connecting shaft so as to realize the fixation of the walking driving element.

Furthermore, a first lifting containing groove is formed in the walking support, a second lifting containing groove is formed in the tray assembly, the two ends of the lifting assembly are arranged in the first lifting containing groove and the second lifting containing groove respectively, and the lifting assembly can be contained in the first lifting containing groove and the second lifting containing groove when being folded so as to reduce the occupied space of the lifting assembly.

Further, the lifting component comprises a first lifting arm, a second lifting arm and a lifting driving element, the first lifting arm is hinged to the second lifting arm, one end, far away from the second lifting arm, of the first lifting arm is hinged to the walking support, one end, far away from the first lifting arm, of the second lifting arm is hinged to the tray component, the lifting driving element is arranged on the walking support, an output shaft of the lifting driving element is connected with the second lifting arm, the stretching of the output shaft of the lifting driving element can drive the second lifting arm to move, and therefore the lifting component can be unfolded or folded.

The ground idle carrying and transporting device capable of moving at multiple angles has ingenious structural design, and greatly improves the flexibility of the device during transportation by utilizing the steerable walking component; each walking wheel is provided with a steering driving element, so that each roller can steer, the effect of changing the movement direction in situ is realized, and the flexibility is further improved. In addition, the lifting mechanism is adopted, so that the tray assembly is erected above the cabin door ramp, the load of the cabin door ramp is reduced, and the cabin door is effectively protected from being damaged; the loading, unloading and transportation of heavy goods on the helicopter are safely and reliably realized.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

Drawings

Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

FIG. 1 is a perspective view of the multi-angle movable ground idling carrying device of the present invention during vertical movement;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a perspective view of the multi-angle movable ground idling carrying device of the present invention during lateral movement;

FIG. 4 is an enlarged view of the portion B of FIG. 3;

FIG. 5 is a perspective view of the lifting assembly of the multi-angle movable idling-ground carrying and transporting device of the present invention;

FIG. 6 is a schematic view of the lifting assembly of the multi-angle movable idling carrying and transporting device of the present invention when folded;

FIG. 7 is a schematic view showing the operation status of the multi-angle movable ground idling carrying device of the present invention;

fig. 8 is a schematic view of the collision between the auxiliary wheel and the hatch ramp of the multi-angle movable ground idle transportation device of the present invention.

Detailed Description

In order to better understand the purpose, function and specific design scheme of the present invention, the multi-angle movable ground idle carrying device of the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-8, the multi-angle movable ground idle transportation device of the present invention comprises a walking component 1, a lifting component 2 and a tray component 3, wherein the walking component 1 is connected with one end of the lifting component 2, the other end of the lifting component 2 is connected with the tray component 3, the walking component 1 can drive the tray component 3 to move, and the tray component 3 can carry goods; the lifting assembly 2 can change the height of the tray assembly 3 relative to the walking assembly 1 to form a cabin door accommodating space; when loading cargos into the helicopter, the cabin door can be accommodated in the cabin door accommodating space, so that the tray assembly 3 is erected above the cabin door and can move towards the cabin door, and loading and unloading of the cargos are realized. Preferably, the tray assembly 3 is of a telescopic construction to facilitate the pushing of goods into the helicopter or the removal of goods from the helicopter by the tray assembly 3.

Specifically, as shown in fig. 1-4, the traveling assemblies 1 of the present embodiment are two sets, the two sets of traveling assemblies 1 are respectively connected to the tray assembly 3 through the lifting assembly 2, and the distance between the two sets of traveling assemblies 1 is greater than the width of the car door, so that the traveling assemblies 1 can travel on both sides of the car door ramp and complete loading and unloading. The walking assembly 1 comprises a walking bracket 11, the front end and the rear end of the walking bracket 11 are respectively provided with a walking wheel 12, and the walking wheels 12 can rotate relative to the walking bracket 11 to change the walking direction. The front end and the rear end of the walking bracket 11 are respectively provided with a steering driving element 13, and the steering driving elements 13 are connected with the walking wheels 12 to drive the walking wheels 12 to steer, so that the flexibility of the walking assembly 1 is improved, and the loading and unloading of cargoes are facilitated.

The travelling wheel 12 comprises a roller fixing frame 14, roller fixing lugs are formed by downward extending of two sides of the roller fixing frame 14, through holes are formed in the roller fixing lugs, the roller fixing lugs are connected with roller shafts, rollers 15 are sleeved on the roller shafts, and the rollers 15 are arranged between the two roller fixing lugs; a connecting shaft is fixedly arranged at the center of the roller fixing frame 14, the connecting shaft is connected with a steering driving element 13, and the steering driving element 13 drives the roller fixing frame 14 and the roller 15 to integrally rotate through the connecting shaft. The steering driving element 13 of the present embodiment can be selected from a hydraulic rotary cylinder, and it is understood that other commercially available high torque rotary driving elements, such as an electric motor, an air cylinder, an electric cylinder, etc., can also be selected.

One end of the roller shaft is connected with a walking driving element 16, and the walking driving element 16 can drive the roller 15 to rotate so as to realize the walking function. The travel driving element 16 of the present embodiment includes a motor and a speed reducer, the motor is connected to the speed reducer, and the speed reducer is connected to the roller shaft. The motor drives the roller 15 to rotate through the speed reducer. Preferably, the travel driving element 16 is connected to a motor bracket 17, and the motor bracket 17 is connected to the roller holder 14 or the connecting shaft to fix the travel driving element 16.

Be provided with first lift holding tank 18 on walking bracket 11, be provided with second lift holding tank 34 on the tray subassembly 3, the both ends of lifting unit 2 set up respectively in first lift holding tank 18 and second lift holding tank 34, but lifting unit 2 holding when folding is in first lift holding tank 18 and second lift holding tank 34 to reduce lifting unit 2's occupation space. Preferably, the number of the first lifting accommodating grooves 18 on the walking bracket 11 of the present embodiment is two, and the two first lifting accommodating grooves are respectively arranged at the front end and the rear end of the walking bracket 11, and the front end and the rear end of the walking bracket 11 are respectively connected with one lifting assembly 2, so as to improve the stability of the tray assembly 3 during lifting.

As shown in fig. 1, 3 and 6, the lifting assembly 2 includes a first lifting arm 21, a second lifting arm 22 and a lifting driving element 23, the first lifting arm 21 is hinged to the second lifting arm 22, one end of the first lifting arm 21, which is far away from the second lifting arm 22, is hinged to the traveling bracket 11, one end of the second lifting arm 22, which is far away from the first lifting arm 21, is hinged to the tray assembly 3, the lifting driving element 23 is disposed on the traveling bracket 11, an output shaft of the lifting driving element 23 is connected to the second lifting arm 22, and extension and retraction of the output shaft of the lifting driving element 23 can drive the second lifting arm 22 to move, so that the lifting assembly 2 is unfolded or folded to lift the tray assembly 3. The elevation driving means 23 of the present embodiment is a hydraulic cylinder, and it is understood that the elevation driving means 23 may be an electric cylinder or the like.

Preferably, the lifting driving member 23 is hinged in the first lifting accommodating groove 18, and both the lifting driving member 23 and the first lifting arm 21 can rotate relative to the walking frame 11, so that the lifting driving member 23 and the first lifting arm 21 can be accommodated in the first lifting accommodating groove 18 when the lifting assembly 2 is folded. Particularly, position department that is close to walking wheel 12 in first lift holding tank 18 is provided with first articulated post, and first lift arm 21 all articulates on first articulated post with lift drive element 23 to realize the rotation of first lift arm 21 and lift drive element 23 and walking bracket 11. Be provided with the articulated post of second in the second lift holding tank 34 on the tray subassembly 3, second lifing arm 22 is articulated mutually with the articulated post of second to realize being connected of second lifing arm 22 and tray subassembly 3.

The first lifting arm 21 and the second lifting arm 22 are plate-shaped, a cylinder receiving groove 24 is formed in the middle of the first lifting arm 21 and the second lifting arm 22, and the lifting driving element 23 can be received in the cylinder receiving groove 24, so as to prevent the lifting driving element 23 from interfering with the first lifting arm 21 or the second lifting arm 22 during the lifting process. A cylinder hinge column 25 is arranged in the cylinder accommodating groove 24 of the second lifting arm 22, and the lifting driving element 23 is hinged to the cylinder hinge column 25, so as to connect the lifting driving element 23 to the second lifting arm 22.

The tray assembly 3 comprises a tray, an auxiliary wheel 35 is arranged on the lower surface of the front end of the tray, the auxiliary wheel 35 can prevent the tray from directly colliding with a cabin door ramp, when the walking mechanism reaches the position of the cabin door ramp, the walking mechanism continues to move towards the helicopter, the auxiliary wheel 35 can roll on the cabin door ramp, and the tray is assisted to rise. In addition, the auxiliary wheels 35 can also tilt the pallet, so that the cargo is wholly tilted to avoid the interference between the top of the cargo with a higher height and the top wall (triangular area) of the cabin door. Because the goods slope, consequently the tray rear end is provided with the backstop portion to prevent that the goods from dropping because of gravity, can understand, also can adopt the mode of ligature to fix the goods.

The utility model discloses a but multi-angle movement's ground idle running shiies defeated device still includes the controller, and the controller links to each other with each driving element, and operating personnel can send out the instruction to the controller through wireless or wired mode to control each driving element.

The utility model discloses a but ground idle transport device of multi-angle movement is when loading goods to the helicopter, at first place the goods on bearing tray 33, then walking subassembly 1 drives tray subassembly and goods walking, until hatch door ramp position department, then turn to behind drive element angle of adjustment and the alignment hatch door ramp, walking subassembly 1 continues to advance, lifting unit 2 and auxiliary wheel 35 promote the height of tray subassembly 3 and goods jointly, until sending the goods to the cabin gate, utilize the uninstallation instrument to uninstall the goods to the helicopter cabin by the handler. The unloading tool can be a jack, a chain block or an electric block and the like, the chain block or the electric block is arranged on a hanging point mooring ring at the top of the helicopter cabin, the goods are hoisted through the chain block or the electric block, the goods can be jacked up by the aid of the jack when necessary, then the tray is drawn out, and then the goods are placed on a cabin floor or a loading plate which is specially used for placing the goods in the cabin, so that the loading of the goods is completed. When the goods need to be unloaded from the helicopter, the steps are reversed, which is not described herein.

The ground idle load carrying and conveying device capable of moving at multiple angles has ingenious structural design, and greatly improves the flexibility of the device during transportation by utilizing the steerable walking component; each walking wheel is provided with a steering driving element, so that each roller can steer, the effect of changing the movement direction in situ is realized, and the flexibility is further improved. In addition, the lifting mechanism is adopted, so that the tray assembly is erected above the cabin door ramp, the load of the cabin door ramp is reduced, and the cabin door is effectively protected from being damaged; the loading, unloading and transportation of heavy goods on the helicopter are safely and reliably realized.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A multi-angle movable ground idling carrying and conveying device is characterized by comprising a walking assembly, a lifting assembly and a tray assembly, wherein the walking assembly is connected with one end of the lifting assembly, the other end of the lifting assembly is connected with the tray assembly, the walking assembly comprises a walking bracket, the front end and the rear end of the walking bracket are respectively provided with a walking wheel, the walking wheels can turn relative to the walking bracket to drive the tray assembly to move in multiple angles, and the tray assembly can bear goods; the lifting assembly can change the height of the tray assembly relative to the walking assembly so as to form a cabin door accommodating space; when the goods are loaded into the helicopter, the cabin door ramp can be accommodated in the cabin door accommodating space, so that the tray assembly is erected above the cabin door ramp and can move towards the cabin door, and the loading and unloading of the goods are realized.

2. The ground idle transport device capable of moving at multiple angles according to claim 1, wherein the number of the walking assemblies is two, the two walking assemblies are respectively connected with the tray assembly through the lifting assembly, and the distance between the two walking assemblies is larger than the width of the cabin door, so that the walking assemblies can walk on two sides of the cabin door ramp and complete loading and unloading.

3. The multi-angle movable ground idling carrying and transporting device as claimed in claim 1, wherein a steering driving member is provided at each of front and rear ends of the walking frame, the steering driving member is connected to the walking wheels, and the steering driving member drives the walking wheels to turn with respect to the walking frame to change the walking direction.

4. The multi-angle movable earth-spinning carrier of claim 3, wherein the steering drive element is a hydraulic rotary cylinder.

5. The multi-angle movable ground idling carrying and transporting device as claimed in claim 3, wherein the travelling wheel comprises a roller fixing frame, roller fixing lugs are formed by downward extending of two sides of the roller fixing frame, the roller fixing lugs are connected with a roller shaft, a roller is sleeved on the roller shaft, and the roller is arranged between the two roller fixing lugs; the center of the roller fixing frame is fixedly provided with a connecting shaft, the connecting shaft is connected with a steering driving element, and the steering driving element drives the roller fixing frame and the roller to integrally rotate through the connecting shaft.

6. The multi-angle movable ground idling carrying device of claim 5, wherein one end of the roller shaft is connected to a walking driving element, and the walking driving element can drive the roller to rotate to realize a walking function.

7. The multi-angle movable ground idling carrying and transporting device as claimed in claim 6, wherein the traveling driving element comprises a motor and a reducer, the motor is connected with the reducer, and the reducer is connected with the roller shaft.

8. The multi-angle movable ground idling carrying and transporting device as claimed in claim 6, wherein the walking driving element is connected to a motor bracket, and the motor bracket is connected to the roller fixing bracket or the connecting shaft to fix the walking driving element.

9. The earth idling carrying and transporting device capable of moving at multiple angles as claimed in claim 1, wherein the traveling rack is provided with a first lifting and receiving groove, the tray assembly is provided with a second lifting and receiving groove, two ends of the lifting assembly are respectively arranged in the first lifting and receiving groove and the second lifting and receiving groove, and the lifting assembly can be received in the first lifting and receiving groove and the second lifting and receiving groove when folded, so as to reduce the occupied space of the lifting assembly.

10. The earth-spinning carrier device capable of moving at multiple angles according to claim 9, wherein the lifting assembly comprises a first lifting arm and a second lifting arm, the first lifting arm is hinged to the second lifting arm, one end of the first lifting arm far away from the second lifting arm is hinged to the traveling bracket, one end of the second lifting arm far away from the first lifting arm is hinged to the tray assembly, the lifting driving element is arranged on the traveling bracket, an output shaft of the lifting driving element is connected to the second lifting arm, and the second lifting arm can be driven to move by the extension and contraction of the output shaft of the lifting driving element, so that the lifting assembly can be unfolded or folded.

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