CN218505721U

CN218505721U - Truck is jib for auto-control handling

Info

Publication number: CN218505721U
Application number: CN202220373850.6U
Authority: CN
Inventors: 张德平; 李建军
Original assignee: Hunan Xiangdangdang Logistics Technology Co ltd
Current assignee: Hunan Xiangdangdang Logistics Technology Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2023-02-21
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses a truck automatic loading and unloading lifting arm, which is used for lifting a loading device off the ground, wherein the lifting arm is installed on a truck body of the truck, the lifting arm comprises a lower support rod arranged in parallel with an upper support rod, the front end of the upper support rod is connected with the loading device, the rear end of the support part is hinged on the truck body and forms a hinge point A, the front end of the lower support rod is connected with the loading device, the rear end of the lower support rod is hinged on the truck body and forms a hinge point B, wherein the front end refers to the end far away from the truck head, and the rear end refers to the end close to the truck head; the crane boom further comprises a second connecting piece, two ends of the second connecting piece are hinged to the upper supporting rod and the lower supporting rod respectively, and the second connecting piece is parallel to a connecting line of a hinge point A and a hinge point B. The utility model discloses the structure is reliable, and the goods lifts to the target height from ground and loads in the goods railway carriage or compartment, realizes that the level of goods stably lifts.

Description

Truck is jib for auto-control handling

Technical Field

The utility model belongs to the technical field of the transportation, especially, relate to a freight train is hoisting arm for auto-control handling.

Background

With the progress of society, the logistics industry is vigorously developed. In various goods transport vehicles, large and medium trucks generally adopt large loading and unloading machines and appliances to load and unload goods due to large and concentrated goods quantity; the small mini-truck has small loading capacity and small space of the cargo compartment, and can not use loading machinery to load and unload cargos, so that the small mini-truck can only be loaded and unloaded manually. However, for the transportation of small mini-trucks, the profit is not high, so that it is difficult to bear the wagons of the loading and unloading personnel, the loading and unloading of the goods of the small mini-trucks only can be carried out by the driver, and along with the increase of the goods quantity, the loading and unloading of the goods of the small mini-trucks become a very difficult work, which wastes time and labor and has very low loading and unloading efficiency.

Chinese patent CN201811282048.0 discloses a logistics transport vehicle convenient for loading and unloading goods, which comprises a vehicle body and a cargo compartment arranged on the vehicle body, wherein a synchronous pulley and a synchronous belt matched with the synchronous pulley are arranged at the bottom of the cargo compartment along the length direction of the cargo compartment, and the synchronous pulley is driven by a driving device; the invention is characterized in that the upper part in the cargo compartment is provided with the pickup device, the pickup device can automatically transport the cargo into the cargo compartment or out of the cargo compartment, but the pickup device can not realize the automatic loading and unloading between the cargo on the ground and the cargo compartment, the cargo on the ground still needs to be lifted to the target height by manual operation of other machines or manual operation and loaded into the cargo compartment, the cargo loading and unloading are still inconvenient, and the loading and unloading efficiency is difficult to effectively improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a freight train is jib for auto-control handling, its structure is reliable, is applied to the level of goods and lifts, realizes that the goods stably lifts to target height from ground and loads in the goods railway carriage or compartment.

In order to achieve the above object, the utility model adopts the following specific technical scheme:

a lifting arm for automatic loading and unloading of a truck is used for lifting a loading device away from the ground, and is installed on a truck body of the truck, the lifting arm comprises an upper supporting rod and a lower supporting rod arranged in parallel with the upper supporting rod, the front end of the upper supporting rod is connected with the loading device, the rear end of the supporting part is hinged to the truck body and forms a hinge point A, the front end of the lower supporting rod is connected with the loading device, and the rear end of the lower supporting rod is hinged to the truck body and forms a hinge point B, wherein the front end refers to one end far away from a truck head, and the rear end refers to one end close to the truck head; the crane boom further comprises a second connecting piece, two ends of the second connecting piece are hinged to the upper supporting rod and the lower supporting rod respectively, and the second connecting piece is parallel to a connecting line of a hinge point A and a hinge point B.

Therefore, the utility model discloses a jib loading boom adopts the similar parallelogram link mechanism of shape, has realized carrying the horizontal lift of thing device, and on the thing device was carried in to the goods, can follow the ground level and lift and pack into the goods railway carriage or compartment after the target height, the skew of goods has been avoided in the horizontal lift, has guaranteed the stability of the in-process goods that lifts. The crane boom is arranged on the vehicle body, the vehicle body structure is stable, large load can be borne, and effective support is achieved for the crane boom.

Furthermore, the front end of the upper supporting rod is provided with a downward folding part, and an upper clamping groove is arranged at the joint of the downward folding part and the upper supporting rod; the front end of the lower supporting rod is provided with an upward folding part, and a lower clamping groove is arranged at the joint of the upward folding part and the lower supporting rod; the upper clamping groove and the lower clamping groove are connected with the object carrying device in a clamping mode. Simplify connection structure, make things convenient for the dismouting.

Furthermore, a stopping part is arranged on the lower supporting rod and used for preventing the carrying device from being separated from the lower clamping groove.

Furthermore, the number of the upper support rods is two, the two upper support rods are arranged in bilateral symmetry, and the two upper support rods are fixedly connected together through a first connecting piece; the number of the lower supporting rods is two, the two lower supporting rods are arranged in a bilateral symmetry mode, and the two lower supporting rods are fixedly connected together through a first connecting piece. The crane boom is of a hollow three-dimensional framework structure on the whole, so that the strength of the crane boom is ensured, and the weight of the crane boom is reduced.

Further, the crane arm is driven by a hydraulic oil cylinder to swing up and down; the piston end of the hydraulic oil cylinder is hinged with the crane boom, and the cylinder end of the hydraulic oil cylinder is hinged with the vehicle body, so that the crane boom is stably driven to swing up and down, and the object carrying device is further ensured to be stably lifted to a target height from the ground.

Preferably, the piston end of the hydraulic oil cylinder is hinged to the middle of the lower supporting rod, so that the effective traction of the hydraulic oil cylinder on the crane jib is guaranteed, the load capacity of the lower supporting rod can be improved by the hydraulic oil cylinder acting on the lower supporting rod, and the overall strength of the crane jib is guaranteed.

The utility model has the advantages of it is following:

1. the utility model discloses a jib loading boom adopts similar parallelogram's link structure, realizes that the level of goods lifts, and the flexible action guarantees the stability of goods by the lift in-process. The rear end of the cargo boom is hinged with the vehicle body, the structural strength of the vehicle body is high, the bearing capacity is strong, and the cargo boom can be effectively supported.

2. The utility model discloses a jib loading boom front end set up folding portion and go up/draw-in groove down, realize that the jib loading boom is connected with the block of carrying the thing device, can guarantee that the jib loading boom is connected with the reliable of carrying the thing device. Meanwhile, a stopping part is arranged on the lower supporting rod and used for preventing the loading device from being separated from the lower clamping groove.

3. The utility model discloses a jib loading boom has the three-dimensional skeleton texture of cavity for the middle part, on the basis of guaranteeing jib loading boom structural strength, has alleviateed the weight of jib loading boom, the dismouting of being convenient for. The hydraulic oil cylinder is adopted to control the boom to swing up and down, so that the bearing capacity is strong, the hydraulic oil cylinder can bear larger working pressure, and the application range is wide.

Drawings

FIG. 1 is a schematic view of a boom and a body of a truck for automatic loading and unloading of a truck according to the present embodiment;

FIG. 2 is a schematic view of the truck arm for automatic loading and unloading according to the present embodiment;

the notation in the figure is: 1. a carrying device; 2. a vehicle body; 21. a main beam; 22. a pillar; 3. an upper support rod; 4. a lower support bar; 5. a second connecting member; 6. a fold-down portion; 7. an upper clamping groove; 8. an upper folded part; 9. a lower clamping groove; 10. a stopper portion; 11. a first connecting member; 12. a hydraulic cylinder; 13. an upper clamping shaft; 14. and (5) clamping the shaft.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, the boom of the present embodiment is suitable for horizontally lifting and lowering goods in an automatic goods handling system of a truck, and is installed on a truck body 2 of the truck. The jib loading boom includes bracing piece 3, bottom suspension vaulting pole 4 and second connecting piece 5, go up bracing piece 3 and bottom suspension vaulting pole 4 parallel correspondence setting, the both ends of second connecting piece 5 are articulated with last bracing piece 3, bottom suspension vaulting pole 4 respectively, second connecting piece 5 can be one also can be a plurality of, can satisfy articulated intensity requirement can. One end of the upper support rod 3, which is far away from the vehicle head, is connected with the carrying device 1, and one end of the upper support rod 3, which is close to the vehicle head, is hinged on the vehicle body 2 to form a hinge point A; one end of the lower support rod 4, which is far away from the vehicle head, is connected with the object carrying device 1, and one end of the lower support rod 4, which is close to the vehicle head, is hinged on the vehicle body 2 to form a hinge point B. The second connecting piece 5 is parallel to a connecting line of the hinge point A and the hinge point B, so that a connecting rod structure similar to a parallelogram is formed, the structure is reliable, the horizontal lifting of the loading device 1 can be realized, the sliding, the deviation and the like of goods in the lifting process can be avoided, and the goods can be stably lifted to a target height. Specifically, the boom of the present embodiment is hinged to a support column 22 fixedly mounted on the main beam 21 of the vehicle body 2, and the support column 22 is preferably arranged perpendicular to the main beam 21 of the vehicle body 2 to facilitate the mounting of the boom. The vehicle body 2 has stable structure, can bear larger load and effectively support a crane boom

As shown in fig. 1, the jib of the present embodiment includes two upper support rods 3 and two lower support rods 4, a first connecting member 11 is disposed between the two upper support rods 3, and two ends of the first connecting member 11 are respectively fixedly connected to one upper support rod 3; also set up first connecting piece 11 between two lower support bars 4, two lower support bars 4 pass through first connecting piece 11 fixed connection together, first connecting piece 11 can be one or a plurality of, satisfy structural strength needs can. One end of the upper supporting rod 3, which is far away from the head of the vehicle, is provided with a downward-folded part 6, and the joint of the downward-folded part 6 and the upper supporting rod 3 is provided with the clamping groove 7. The front end of the lower supporting rod 4 is provided with an upward folding part 8, and a lower clamping groove 9 is formed at the joint of the upward folding part 8 and the lower rod body; the upper clamping groove 7 and the lower clamping groove 9 are connected with the carrying device 1 in a clamping manner, and preferably, an upper clamping shaft 13 and a lower clamping shaft 14 are correspondingly arranged on the carrying device 1. When the carrying device 1 is lifted horizontally, the upper supporting rod 3 plays a role in drawing the carrying device 1, and the lower supporting rod 4 plays a role in pushing the carrying device 1. A stopper portion 10 is provided on a side wall of the lower support bar 4 in the vehicle width direction, for preventing the loading device 1 from coming out of the lower engaging groove 9.

As shown in fig. 1 and 2, the boom for truck automatic loading and unloading of the present embodiment is driven by a hydraulic cylinder 12 to swing up and down, a piston end of the hydraulic cylinder 12 is hinged to the boom, and a cylinder head end of the hydraulic cylinder 12 is hinged to the vehicle body 2. Specifically, the head end of the hydraulic oil cylinder 12 is hinged to a main beam 21 of the vehicle body 2, and the piston end of the hydraulic oil cylinder 12 is hinged to the middle of the lower support rod 4, so that an optimal swing effect is achieved.

It is to be understood that the present invention has been described with reference to exemplary embodiments, and that various changes or equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention, as will be apparent to those skilled in the art. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. A lifting arm for automatic loading and unloading of a truck for lifting a loading device (1) off the ground, characterized in that:

the cargo boom is installed on a truck body (2) of a truck, the cargo boom comprises an upper support rod (3) and a lower support rod (4) arranged in parallel with the upper support rod (3), the front end of the upper support rod (3) is connected with a loading device (1), the rear end of the upper support rod (3) is hinged to the truck body (2) and forms a hinge point A, the front end of the lower support rod (4) is connected with the loading device (1), and the rear end of the lower support rod (4) is hinged to the truck body (2) and forms a hinge point B, wherein the front end refers to one end far away from a truck head, and the rear end refers to one end close to the truck head;

the crane boom further comprises a second connecting piece (5), two ends of the second connecting piece (5) are respectively hinged with the upper supporting rod (3) and the lower supporting rod (4), and the second connecting piece (5) is parallel to a connecting line of a hinge point A and a hinge point B.

2. The truck as recited in claim 1, wherein: the front end of the upper supporting rod (3) is provided with a lower folding part (6), and an upper clamping groove (7) is arranged at the joint of the lower folding part (6) and the upper supporting rod (3); the front end of the lower support rod (4) is provided with an upward folding part (8), and a lower clamping groove (9) is arranged at the joint of the upward folding part (8) and the lower support rod (4); the upper clamping groove (7) and the lower clamping groove (9) are connected with the object carrying device (1) in a clamping mode.

3. The truck as defined in claim 2, wherein: the lower supporting rod (4) is provided with a stopping part (10) for preventing the carrying device (1) from being separated from the lower clamping groove (9).

4. A truck auto-loading crane arm according to any one of claims 1 to 3, characterized in that: the number of the upper supporting rods (3) is two, the two upper supporting rods (3) are arranged in a bilateral symmetry manner, and the two upper supporting rods (3) are fixedly connected together through a first connecting piece (11); the number of the lower supporting rods (4) is two, the two lower supporting rods (4) are symmetrically arranged left and right, and the two lower supporting rods (4) are fixedly connected together through a first connecting piece (11).

5. A truck auto-loading crane arm according to any one of claims 1 to 3, characterized in that: the lifting arm is driven by a hydraulic oil cylinder (12) to swing up and down, the lifting arm at the piston end of the hydraulic oil cylinder (12) is hinged, and the cylinder head end of the hydraulic oil cylinder (12) is hinged with the vehicle body (2).

6. The truck as recited in claim 5, wherein: the piston end of the hydraulic oil cylinder (12) is hinged to the middle part of the lower supporting rod (4).