CN114044034B

CN114044034B - Dual-purpose multipurpose carrier for military and civil use

Info

Publication number: CN114044034B
Application number: CN202111415707.5A
Authority: CN
Inventors: 张晓�; 张天豫
Original assignee: Tiantao Beijing Intelligent Technology Co ltd
Current assignee: Tiantao Beijing Intelligent Technology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2023-03-03
Anticipated expiration: 2041-11-25
Also published as: CN114044034A

Abstract

The application provides dual-purpose multipurpose carrier of army and civilian, including back, supporting part and wheel portion, the back with the wheel portion respectively with the supporting part is connected, wherein, the back can set up with rotating on the supporting part, and can fix on predetermineeing the position, predetermine the position including folding position, the back is located during the folding position, the back with supporting part superpose. The utility model provides a dual-purpose multipurpose carrier of military and civilian can effectively reduce the space of carrier and occupy after folding, can avoid taking too much storage space, and then can realize the carrier of the storage more quantity simultaneously, also can vacate more space for other article. When the portable multifunctional table is carried, the use is convenient and fast, and the use experience is improved.

Description

Dual-purpose multipurpose carrier for military and civil use

Technical Field

The application belongs to the technical field of carrying equipment, and particularly relates to a dual-purpose carrier for military and civil use.

Background

When goods are transported on a daily basis, the goods are generally transported using a carrier. In the military field, it is also common to use vehicles to carry materials or wounded. But the whole of current carrier is fixed, can't warp, more can't fold, leads to the carrier to occupy great space when storing, also is difficult to carry simultaneously, has all brought great difficulty to storing and using.

Disclosure of Invention

Therefore, the technical problem to be solved by the present application is to provide a multipurpose carrier for military and civil use, which can be folded, reduce the occupied space, and is convenient for storage and carrying.

In order to solve the problem, the application provides a dual-purpose multipurpose carrier of military and civilian, including back, supporting part and wheel portion, the back with the wheel portion respectively with the supporting part is connected, wherein, the back can set up with rotating on the supporting part, and can fix on predetermineeing the position, predetermine the position including folding position, the back is located during the folding position, the back with supporting part superpose.

Optionally, the preset position further includes a seating position and a reclining position, when the backrest is located at the seating position, an angle formed by the backrest and the support portion is a, a is greater than or equal to 90 °, and when the backrest is located at the reclining position, an angle formed by the backrest and the support portion is b, b is greater than a.

Optionally, the backrest includes a first section and a second section, the first section is hinged to the second section, the second section is hinged to the supporting portion, when the backrest is located at the folding position, the first section is overlapped with the second section, the second section is overlapped with the supporting portion, and when the backrest is located at the seating position or the reclining position, the first section and the second section are arranged at an obtuse angle or a flat angle.

Optionally, the supporting part includes pedestal and tray, the pedestal sets up on the tray, the wheel portion sets up on the tray, dual-purpose multipurpose carrier of military and civilian still includes first distortion damping axle, the back passes through first distortion damping axle can set up with rotating pedestal or on the tray.

Optionally, the base has a telescopic structure, and the base can extend or retract in a direction parallel to the tray.

Optionally, the wheel portion includes two at least first wheels and two at least head rods, first wheel with the head rod one-to-one sets up, first wheel can set up with rotating on the head rod, the head rod articulates on the supporting part, first connecting piece is in first fixed position and second fixed position have on the supporting part, works as first connecting piece is located during first fixed position, first connecting piece with the supporting part is the obtuse angle setting, works as first connecting piece is located during the second fixed position, first connecting piece with the supporting part is the acute angle setting.

Optionally, the wheel portion further includes at least two second wheels and at least two second connecting rods, the second wheels and the second connecting rods are arranged in a one-to-one correspondence manner, the second wheels can be rotatably arranged on the second connecting rods, and the second connecting rods can be detachably arranged on the supporting portion.

Optionally, the dual-purpose carrier for military use and civil use further comprises a second torsional damping shaft and a third torsional damping shaft, when the support portion comprises a seat body and a tray, the tray is provided with vibration reduction legs, and the vibration reduction legs are arranged on one side of the tray, which is far away from the seat body; when the wheel portion includes a first connecting rod, the first connecting rod is rotatably disposed on the damper leg through the second torsion damping shaft; when the wheel portion includes a second connecting rod, the second connecting rod is rotatably disposed on the vibration reduction leg through the third torsion damping shaft.

Optionally, dual-purpose multipurpose carrier of military and civilian still includes examines accuse portion and drive division, examine accuse portion with drive division electric connection, it sets up to examine accuse portion on the wheel portion for detect the moment of torsion of wheel portion works as it detects to examine accuse portion when having the moment of torsion on the wheel portion, examine accuse portion control drive division rotates the wheel portion.

Optionally, dual-purpose multipurpose carrier of military and civilian still includes insurance portion and controlling means, insurance portion with the drive division is connected for locking or unblock the drive division, controlling means with insurance portion electric connection is used for controlling insurance portion locking or unblock the drive division, controlling means still with examine accuse portion electric connection, be used for controlling examine opening or closing of accuse portion.

Advantageous effects

The multipurpose carrier for military and civil use provided by the embodiment of the invention can effectively reduce the occupied space of the carrier after being folded, can avoid occupying excessive storage space, further can realize the simultaneous storage of a large number of carriers, and can also leave more space for other articles. When the portable multifunctional clothes rack is carried, the use is more convenient and faster, and the use experience is improved.

Drawings

Fig. 1 is a schematic structural view of a multipurpose vehicle for civil and military use according to an embodiment of the present application;

FIG. 2 is a top view of an embodiment of the present disclosure;

FIG. 3 is a schematic view of the foldable multipurpose vehicle for civil and military use according to the embodiment of the present application;

FIG. 4 is a schematic structural view of an embodiment of the multipurpose vehicle for civil and military use;

FIG. 5 is a schematic structural view of the multipurpose vehicle for civil and military use according to the embodiment of the present application;

FIG. 6 is a schematic view of a person riding a dual-purpose vehicle for military and civilian use according to an embodiment of the present disclosure;

fig. 7 is a schematic view of a person lying on the multipurpose vehicle for military and civilian use according to the embodiment of the present application.

The reference numerals are represented as:

1. a wearing assembly; 2. a backrest; 21. a first stage; 22. a second stage; 23. a storage bag; 3. a base body; 4. a tray; 41. a vibration damping leg; 42. a first torsional damping shaft; 43. a second torsional damping shaft; 44. a third torsional damping shaft; 51. a first wheel; 52. a first connecting rod; 53. a second wheel; 54. a second connecting rod; 55. a tire; 6. a drive section.

Detailed Description

In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and encompass, for example, both fixed and removable connections or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Referring to fig. 1 to 7 in combination, according to an embodiment of the present application, a dual-purpose vehicle for military use and civilian use includes a backrest 2, a support portion and a wheel portion, the backrest 2 and the wheel portion are respectively connected with the support portion, wherein the backrest 2 can be rotatably disposed on the support portion and can be fixed at a predetermined position, the predetermined position includes a folding position, when the backrest 2 is located at the folding position, the backrest 2 and the support portion are overlapped, and after folding, occupation of space of the vehicle can be effectively reduced, occupation of too much storage space can be avoided, and then a larger number of vehicles can be stored at the same time, and more space can be also left for other articles. When the portable multifunctional clothes rack is carried, the use is more convenient and faster, and the use experience is improved.

Furthermore, the support part is a main carrier for carrying materials or people, and the materials and people to be transported are positioned on the top of the support part.

Furthermore, the backrest 2 is made of hard material, so that the backrest 2 can support transported materials or people.

Further, the backrest 2 is provided at one end of the support portion, and the backrest 2 is substantially L-shaped with the support portion when opened.

Further, the wheel portion is arranged at the bottom of the supporting portion and used for supporting the supporting portion and driving the supporting portion to move.

Further, the backrest 2 is superposed on top of the support in the folded position.

Furthermore, a locking member is arranged on the backrest 2, and when the backrest 2 is located at the folding position, the locking member locks the backrest 2 at the folding position.

Furthermore, a storage bag 23 is arranged on the backrest 2, and the storage bag 23 is arranged on the side of the backrest 2 far away from the supporting part.

Furthermore, the backrest 2 has a telescopic structure, so that the length of the backrest 2 can be extended or shortened according to requirements, and meanwhile, the length of the backrest 2 can be shortened when the backrest is folded, and the occupied space is further reduced.

Furthermore, a wearing assembly 1 is arranged at one end of the backrest 2 far away from the supporting part, and the wearing assembly 1 can be worn or hung on the body of a user, so that the carrier can be pulled conveniently.

Further, wearing to be provided with the buckle on the subassembly 1, can realize wearing to take off fast and tie and hang, wearing subassembly 1 and back 2 and sewing together, after the user wore wearing subassembly 1, can make the carrier along with user's removal adjustment advancing direction or gesture.

Furthermore, the backrest 2 comprises a frame and a backrest arranged on the frame, and the backrest is made of mesh fabric, preferably nylon material.

Furthermore, the backrest 2 and the support part are made of plastic materials.

The preset position further comprises a sitting position and a lying position, when the backrest 2 is located at the sitting position, the angle formed by the backrest 2 and the supporting portion is a, a is larger than or equal to 90 degrees, when the backrest 2 is located at the lying position, the angle formed by the backrest 2 and the supporting portion is b, b is larger than a, the carrier can provide the sitting function and the lying function, the problem that the existing carrier cannot be used for people to sit and lie is solved, the functions of the carrier are increased, the use range of the carrier is improved, the carrier has multiple purposes of carrying people, carrying objects, sitting, lying, leaning and the like, and the use experience is also improved.

Further, with the backrest 2 in the seating position, a =90 °. With the backrest 2 in the reclined position, b =12 °.

Furthermore, a limiting part is arranged on the backrest 2, and the limiting part limits the backrest 2 to a position not exceeding the lying position, so that the support can be provided when the backrest is lying.

The backrest 2 comprises a first section 21 and a second section 22, the first section 21 is hinged with the second section 22, the second section 22 is hinged with the supporting part, when the backrest 2 is positioned at the folding position, the first section 21 is overlapped with the second section 22, the second section 22 is overlapped with the supporting part, and when the backrest 2 is positioned at the sitting position or the lying position, the first section 21 and the second section 22 form an obtuse angle or a flat angle. The multifunctional chair has the advantages that the occupied space is greatly reduced while the sitting function and the lying function are realized, the occupied space is greatly reduced, and the carrying convenience is improved.

Further, when the backrest 2 is in the folded position, the first section 21, the second section 22 and the support portion are stacked in order from top to bottom.

Further, when the backrest 2 is in the seating position, the angle formed by the second section 22 and the top surface of the supporting portion is a, and when the backrest 2 is in the reclining position, the angle formed by the second section 22 and the top surface of the supporting portion is b.

Further, the first section 21 is connected to the second section 22, the second section 22 is connected to the support portion, and the first section 21 is not directly connected to the support portion.

The supporting part comprises a seat body 3 and a tray 4, the seat body 3 is arranged on the tray 4, the wheel part is arranged on the tray 4, the dual-purpose carrier for military and civil use further comprises a first torsion damping shaft 42, and the backrest 2 can be rotatably arranged on the seat body 3 or the tray 4 through the first torsion damping shaft 42. Through setting up pedestal 3, provide the seat for the personnel, also provide the position of placing for the goods and materials. Through setting up first torsional damping axle 42 to make back 2 set up on pedestal 3 or tray 4 through first torsional damping axle 42 can rotate, provide the damping effect for back 2, avoid receiving great jolting because of the uneven personnel or goods and materials that lead to of road conditions.

Further, the first torsion damping shaft 42 is provided with an elastic member by which the backrest 2 can be returned from the reclining position to the seating position.

Further, the seat body 3 is used for people to sit, the seat body 3 is fixed on the top of the tray 4, and the tray 4 is used for providing support for the seat body 3.

Further, in the present embodiment, the backrest 2 is rotatably provided on the tray 4 via the first torsion damping shaft 42. That is, the end of the second section 22 remote from the first section 21 is rotatably disposed on the tray 4 by means of the first torsion damping shaft 42.

The base body 3 has a telescopic structure, the base body 3 can extend or retract in the direction parallel to the tray 4, the area of the base body 3 can be increased, further more materials can be borne, and a larger seat area can be provided for personnel.

Further, the seat body 3 can be extended or retracted in the direction in which the vehicle moves, and can also be extended or retracted in a horizontal plane perpendicular to the moving direction. That is, the seat body 3 can be extended or retracted in the front-rear direction in which the vehicle moves, and can also be extended or retracted on both the left and right sides in the direction in which the vehicle moves.

Specifically, in the present embodiment, the seat body 3 can be extended or retracted in the front-rear direction of the movement of the vehicle.

Specifically, pedestal 3 includes casing and expansion plate, and the expansion plate telescopic sets up in the casing, and the exit of casing still is provided with the stopper, avoids the expansion plate to break away from the casing.

The wheel portion includes two at least first wheels 51 and two at least first connecting rods 52, first wheel 51 and the setting of first connecting rod 52 one-to-one, first wheel 51 can set up on first connecting rod 52 with rotating, first connecting rod 52 articulates on the supporting part, first connecting piece has first fixed position and second fixed position on the supporting part, when first connecting piece is located first fixed position, first connecting piece is the obtuse angle setting with the supporting part, when first connecting piece is located the second fixed position, first connecting piece is the acute angle setting with the supporting part. Through setting up head rod 52, for first wheel 51 provides the mounted position, through articulating head rod 52 on the supporting part to make first connecting piece can switch between first fixed position and second fixed position, can make first wheel 51 and head rod 52 adapt to the carrier and move forward or backward, can guarantee that head rod 52 is the obtuse angle with the moving direction of carrier. For example, defining that the backrest 2 is disposed in front of the support, when the vehicle moves forward, the first link 52 deflects backward so that the first wheel 51 is located at the rear side of the hinge point of the first link 52 and the support, thereby preventing the first link from rigidly colliding with the obstacle of the first wheel 51 when the vehicle encounters the obstacle, and causing damage to the first link 52 and the first wheel 51. Similarly, when the vehicle moves backward, the first link rod 52 deflects forward, so that the first wheel 51 is located at the front side of the hinge point of the first link rod 52 and the support portion.

Further, the wheel portion includes two first wheels 51 and two first connecting rods 52, wherein one first wheel 51 and one first connecting rod 52 are disposed on the left side of the support portion in the advancing direction, and the other first wheel 51 and the other first connecting rod 52 are disposed on the right side of the support portion in the advancing direction.

Furthermore, when the first connecting member is located at the first fixing position, the first connecting member and the tray 4 are arranged at an obtuse angle, and when the first connecting member is located at the second fixing position, the first connecting member and the tray 4 are arranged at an acute angle, so that the first connecting rod 52 can also play a role in damping vibration.

The wheel portion further includes at least two second wheels 53 and at least two second connecting rods 54, the second wheels 53 and the second connecting rods 54 are arranged in a one-to-one correspondence, the second wheels 53 are rotatably arranged on the second connecting rods 54, the second connecting rods 54 are detachably arranged on the support portion, and an installation position is provided for the second wheels 53 by the arrangement of the second connecting rods 54. Moreover, the second wheels 53 and the second connecting rods 54 are arranged, so that the carrier is more stable, and meanwhile, the carrier can be stably arranged on the ground, and the sitting function and the lying function of the carrier are further realized. The second wheel 53 can be used as a rear wheel to provide more support for the support portion and to absorb shocks received during movement. By providing the second link 54 to be detachably connected to the support portion, the second link 54 and the second wheel 53 can be detached when the second link 54 and the second wheel 53 are not used, and the weight of the vehicle can be reduced.

Furthermore, by arranging the second wheel 53 and the second connecting rod 54, the vehicle can run stably or stand on the ground, and meanwhile, the vehicle is matched with the first connecting rod 52 and the first vehicle, so that the supporting part can be horizontally arranged, and the people can sit and lie on the vehicle.

Further, the wheel portion includes two second wheels 53 and two second links 54, one of the second wheels 53 and one of the second links 54 being disposed on the left side of the support portion in the forward direction, and the other of the second wheels 53 and the other of the second links 54 being disposed on the right side of the support portion in the forward direction. The first wheel 51 and the second wheel 53 are disposed opposite to each other in the traveling direction of the vehicle, and the first link 52 and the second link 54 are disposed opposite to each other in the traveling direction of the vehicle.

Further, the length of the second link 54 is greater than the length of the first link 52, so that the first wheel 51 and the second wheel 53 can be kept in contact with the ground simultaneously when the towing vehicle support is inclined in the forward direction, and a supporting force can be provided.

Furthermore, when the first connecting rod 52 is at the first fixing position, the first connecting rod 52 and the second connecting rod 54 are disposed in a splayed shape, so as to provide a stable support for the supporting portion. When the first connecting rod 52 is at the second fixing position and the second connecting rod 54 is connected to the supporting portion, the first connecting rod 52 and the second connecting rod 54 are disposed substantially in parallel, so as to ensure that the vehicle can move forward smoothly while being supported stably.

Further, the first wheel 51 and the second wheel 53 both comprise a hub and a tire 55, the tire 55 is sleeved on the hub, and the tire 55 is made of rubber, so that the vibration damping effect is further improved.

The dual-purpose carrier for military and civil use further comprises a second torsion damping shaft 43 and a third torsion damping shaft 44, when the supporting part comprises the seat body 3 and the tray 4, the tray 4 is provided with the vibration reduction legs 41, and the vibration reduction legs 41 are arranged on one side of the tray 4 far away from the seat body 3; when the wheel portion includes the first connecting rod 52, the first connecting rod 52 is rotatably provided on the damper leg 41 via the second torsion damping shaft 43; when the wheel portion includes the second connecting rod 54, the second connecting rod 54 is rotatably provided on the damper leg 41 via the third torsional damping shaft 44. Through setting up damping leg 41, further improve the damping effect, make first connecting rod 52 can set up on damping leg 41 through second torsional damping axle 43 with rotating, make second connecting rod 54 can set up on damping leg 41 through third torsional damping axle 44 with rotating, very big improvement the damping effect, avoid receiving great jolt because of the uneven personnel or goods and materials that lead to of road conditions.

Further, the second torsion damping shaft 43 is provided with an elastic member, the second connecting member can be rebounded to the first fixing position or the second fixing position by the elastic member, and the third torsion damping shaft 44 is provided with an elastic member, and the third torsion damping shaft 44 can be rebounded and reset by the elastic member. The elastic element can also absorb the vibration and impact on the wheel during the use of the vehicle.

Further, a first end of the damping leg 41 is disposed at a side of the tray 4 far from the seat body 3, a second end of the damping leg 41 extends obliquely downward toward a side of the backrest 2, and the first connecting rod 52 is hinged at the second end by the second torsion damping shaft 43.

Further, the vibration-damping legs 41 may be rotatably provided on the bottom surface of the tray 4 via the third torsion-damping shaft 44, further enhancing the vibration-damping effect.

Further, the second torsion damping shaft 43 and the third torsion damping shaft 44 are horizontally disposed along the width direction of the housing 3.

The dual-purpose carrier for military and civil use further comprises a detection and control part and a driving part 6, the detection and control part is electrically connected with the driving part 6, the detection and control part is arranged on the wheel part and used for detecting the torque of the wheel part, and when the detection and control part detects that the torque is arranged on the wheel part, the detection and control part controls the driving part 6 to drive the wheel part to rotate. The torque of the wheel part is detected by the detection and control part, so that whether the carrier drags or not is judged, and the motion state of the carrier, namely the carrier is in a static state or a forward moving state or a backward moving state, can be directly and accurately acquired. When dragging, the motor generates power output, and the carrier is driven to move. Through the acquired motion state, the driving part 6 is accurately controlled to output power to provide assistance, physical strength consumed by personnel in carrying personnel or materials is reduced, and carrying work is more time-saving and labor-saving.

Further, the detection and control unit includes a torque detection device provided on the wheel axle of the first wheel 51, and detects the motion state of the vehicle by detecting whether or not the wheel axle of the first wheel 51 has a torque.

Further, when the detection and control unit detects that the wheel portion has torque, the detection and control unit controls the driving unit 6 to apply a driving force to the first wheel 51 in the same direction as the rotation direction of the first wheel 51, and thus the vehicle is driven to move forward or backward.

Further, the driving portion 6 includes a motor, and the motor is in transmission connection with the first wheel 51.

Further, the first wheel 51 is rotatably disposed on the first connecting rod 52 in the horizontal direction, and the driving portion 6 can drive the first wheel 51 to rotate in the horizontal direction, so as to achieve steering of the vehicle.

The dual-purpose carrier for military and civil use further comprises a safety part and a control device, the safety part is connected with the driving part 6 and used for locking or unlocking the driving part 6, the control device is electrically connected with the safety part and used for controlling the safety part to lock or unlock the driving part 6, and the control device is also electrically connected with the detection and control part and used for controlling the detection and control part to be opened or closed. The safety part can be arranged to prevent the carrier from moving or stopping accidentally due to accidental touch, so that the carrier is prevented from scattering materials or falling down by personnel, and the use safety is improved. Through setting up controlling means, the personnel that can be convenient for operate the carrier, make the operation more convenient.

Furthermore, the safety part is connected with the motor and used for locking or unlocking the motor, and the control device is electrically connected with the safety part and used for controlling the safety part to lock or unlock the motor. By locking and unlocking the motor, the first wheel 51 can be locked and unlocked by locking the motor while the misoperation of the motor caused by mistaken touch is avoided. And when the carrier is required to be static, locking the motor. And when the carrier needs to travel, unlocking the motor.

Furthermore, the control device is a remote controller, the remote controller is in communication connection with the detection control part, the opening or closing of the motor is controlled through the remote controller, and the locking and unlocking of the safety part can be controlled. The rotation direction of the motor can be controlled by the remote controller, so that the rotation direction of the first wheel 51 is controlled, and the traveling direction of the vehicle is controlled. The rotating speed of the motor can be controlled through the remote controller, and further the advancing speed of the carrier is controlled.

Further, if the detection and control part detects the torque, the dragging action is judged to exist, and when the safety part is in the unlocking state, the motor outputs power.

Furthermore, the remote controller is connected with the detection and control part in a wireless communication way or a wired communication way, and when the device is used, a person holds the remote controller by hand to control the detection and control part and the safety part.

The embodiment of the invention provides a dual-purpose carrier for military and civil use, which can carry goods in daily life, can carry materials and personnel in military use, and can be used for resting and leaning of the personnel. The dual-purpose carrier for military use and civil use can effectively reduce the space occupation of the carrier after being folded, can avoid occupying excessive storage space, further can realize simultaneously storing a large number of carriers, and can also vacate more space for other articles. When the portable multifunctional table is carried, the use is convenient and fast, and the use experience is improved. Through set up wearing subassembly 1 on back 2, can realize drawing the carrier with the health, provide the delivery space for goods and materials or personnel through the carrier. By providing the vibration damping members such as the first torsional damping shaft 42, the second torsional damping shaft 43, the third torsional damping shaft 44, and the vibration damping legs 41, it is possible to absorb the impact and vibration received by the vehicle during movement in various terrains, and ensure safe and smooth cargo or people carrying. Through the control device, a control instruction can be sent to the motor, so that the movement of the carrier is controlled, and the burden of a user is reduced.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.

Claims

1. The utility model provides a dual-purpose multipurpose carrier of military and civilian, characterized in that, including back (2), supporting part and wheel portion, back (2) and wheel portion respectively with the supporting part is connected, wherein, back (2) can set up on the supporting part with rotating, and can fix on the preset position, the preset position includes the folding position, when back (2) were located the folding position, back (2) and supporting part superpose;

the support part comprises a seat body (3) and a tray (4), the seat body (3) is arranged on the tray (4), the wheel part is arranged on the tray (4), the dual-purpose vehicle for military and civil use further comprises a first torsion damping shaft (42), and the backrest (2) can be rotatably arranged on the seat body (3) or the tray (4) through the first torsion damping shaft (42);

the wheel part comprises at least two first wheels (51) and at least two first connecting rods (52), the first wheels (51) and the first connecting rods (52) are arranged in a one-to-one correspondence mode, the first wheels (51) can be rotatably arranged on the first connecting rods (52), the first connecting rods (52) are hinged to the supporting part, the first connecting rods (52) have a first fixing position and a second fixing position on the supporting part, when the first connecting rods (52) are located at the first fixing position, the first connecting rods (52) and the supporting part are arranged in an obtuse angle mode, and when the first connecting rods (52) are located at the second fixing position, the first connecting rods (52) and the supporting part are arranged in an acute angle mode;

the wheel part further comprises at least two second wheels (53) and at least two second connecting rods (54), the second wheels (53) and the second connecting rods (54) are arranged in a one-to-one correspondence mode, the second wheels (53) can be rotatably arranged on the second connecting rods (54), and the second connecting rods (54) can be detachably arranged on the supporting parts;

the dual-purpose carrier for military and civil use further comprises a second torsion damping shaft (43) and a third torsion damping shaft (44), wherein the tray (4) is provided with vibration reduction legs (41), and the vibration reduction legs (41) are arranged on one side, far away from the seat body (3), of the tray (4);

the first connecting rod (52) is rotatably arranged on the damping leg (41) via the second torsion damping shaft (43);

the second connecting rod (54) is rotatably arranged on the damping leg (41) via the third torsion damping shaft (44).

2. The utility vehicle for military and civilian use according to claim 1, wherein the predetermined positions further include a seating position and a reclining position, the angle between the backrest (2) and the support portion when the backrest (2) is in the seating position is a, a is not less than 90 °, and the angle between the backrest (2) and the support portion when the backrest (2) is in the reclining position is b, b > a.

3. Military and civil multipurpose vehicle according to claim 2, wherein the backrest (2) comprises a first section (21) and a second section (22), the first section (21) being hinged to the second section (22), the second section (22) being hinged to the support, the first section (21) being superposed to the second section (22) when the backrest (2) is in the folded position, the second section (22) being superposed to the support, the first section (21) and the second section (22) being arranged at an obtuse angle when the backrest (2) is in the sitting or reclining position.

4. A multipurpose vehicle for civil and military use according to claim 1, characterised in that said seat (3) has a telescopic structure, said seat (3) being able to be extended or retracted in a direction parallel to said tray (4).

5. The dual-purpose multipurpose carrier of military and civilian as claimed in claim 1, further comprising a detection and control part and a driving part (6), wherein the detection and control part is electrically connected with the driving part (6), the detection and control part is arranged on the wheel part and is used for detecting the torque of the wheel part, and when the detection and control part detects that the wheel part has the torque, the detection and control part controls the driving part (6) to drive the wheel part to rotate.

6. The dual-purpose vehicle for military and civilian use according to claim 5, further comprising a safety portion and a control device, wherein the safety portion is connected with the driving portion (6) for locking or unlocking the driving portion (6), the control device is electrically connected with the safety portion for controlling the safety portion to lock or unlock the driving portion (6), and the control device is also electrically connected with the detection and control portion for controlling the detection and control portion to be opened or closed.