CN210029923U

CN210029923U - Truck-mounted forklift

Info

Publication number: CN210029923U
Application number: CN201921001299.7U
Authority: CN
Inventors: 陈龙; 杨鸥; 赵亮智; 杨涵; 李利
Original assignee: Hengyang Heli Industrial Vehicle Co Ltd
Current assignee: Hengyang Heli Industrial Vehicle Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-02-07
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a vehicle-mounted forklift, including frame, jack-up portal and portal rotating assembly. The truck-mounted forklift that this scheme provided, the jack-up portal leads to portal rotating assembly and realizes folding or erectting on the frame. After the lifting portal frame is folded on the frame, the lifting portal frame is connected with the motor vehicle through the traction assembly arranged at the upper end of the lifting portal frame, after the vehicle-mounted forklift is connected with the motor vehicle, the lifting portal frame is continuously folded under the action of the portal frame rotating assembly until a front axle of the vehicle-mounted forklift is lifted, only a rear axle of the vehicle-mounted forklift is in contact with the ground, and the vehicle-mounted forklift is pulled by the motor vehicle randomly.

Description

Truck-mounted forklift

Technical Field

The utility model relates to a vehicle-mounted forklift technical field, in particular to vehicle-mounted forklift.

Background

With the development of the logistics industry, the requirement for transferring goods is higher and higher so as to improve the logistics efficiency. The link of loading and unloading goods in the logistics industry is the key of safe and efficient logistics transportation.

Generally, a forklift is used for loading and unloading goods, and has the characteristics of good reliability, high operation efficiency and large bearing capacity, but the traditional forklift has poor maneuvering characteristics, can not carry and transport goods for a long distance, and can not randomly move a motor car.

In order to solve the problems, the forklift truck is capable of loading, unloading and carrying goods and transporting motor cars, but the forklift truck can only carry out motor car operation in a loading mode on a motor vehicle chassis, but cannot carry out motor car operation in a traction mode by the motor vehicle.

Therefore, how to realize the vehicle-mounted operation of the vehicle-mounted forklift through the traction of the motor vehicle becomes a technical problem to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a vehicle-mounted forklift to realize vehicle-mounted forklift and pass through the mode vehicle-mounted operation that the motor vehicle pull.

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

an on-board forklift comprising:

a frame;

the upper end of the hoisting portal is provided with a traction assembly which can be connected with a motor vehicle;

the portal rotating assembly, the portal rotating assembly with the lower extreme of jack-up portal is connected just the portal rotating assembly with the connected to frame, the portal rotating assembly includes:

the mounting table is fixed on the frame;

the number of the first telescopic cylinders is two, and the two first telescopic cylinders are symmetrically distributed on two sides of the mounting table;

the rotary frame is obliquely arranged relative to the hoisting portal frame, the oblique direction of the rotary frame is consistent with the folding direction of the hoisting portal frame, the upper end of the rotary frame is fixedly connected with the lower end of the hoisting portal frame, the lower end of the rotary frame is hinged to a piston rod of the first telescopic cylinder, the lower end of the rotary frame can abut against the frame, and the rotary frame is hinged to the upper end of the side wall of the mounting table.

Preferably, in the above truck-mounted forklift, the revolving frame includes:

the end part of the supporting rod is hinged with a piston rod of the first telescopic cylinder;

the first mounting plate is fixedly connected with the lower end of the hoisting portal and is parallel to the supporting rod;

l type mounting panel, the number of L type mounting panel is a plurality of and evenly distributed is in the length direction's of first mounting panel both ends, L type mounting panel with the length extending direction of first mounting panel is perpendicular, L type mounting panel include with first mounting panel fixed connection's second mounting panel and for the third mounting panel that the slope of second mounting panel was arranged, the incline direction of third mounting panel with the folding direction of jack-up portal is unanimous, keeping away from of second mounting panel one side of first mounting panel with the lateral wall upper end of mount table is articulated, the lower extreme of third mounting panel be provided with bracing piece complex mounting hole.

Preferably, in the above forklift truck, the number of the L-shaped mounting plates is four and is uniformly distributed at both ends of the first mounting plate in the length direction, and the two L-shaped mounting plates located at one end of the first mounting plate are connected by a connecting plate.

Preferably, in the above truck-mounted forklift, the gantry includes:

the lower end of the track is fixedly connected with the upper end of the rotating frame, and the upper end of the track is provided with the traction assembly;

the sliding frame is mounted on the track in a sliding mode, the sliding frame slides in a reciprocating mode along the track through a second telescopic cylinder, and rollers matched with the track are arranged on the sliding frame;

and one end of the suspension arm is hinged with the lower end of the sliding frame, the other end of the suspension arm is pulled up and down through a third telescopic cylinder, and a pull rope for lifting goods is arranged on the suspension arm.

Preferably, in the forklift truck, the frame is provided with an accommodating groove for accommodating the carriage.

Preferably, in the above truck-mounted forklift, further comprising a locking device for locking the lifting frame to the frame, the locking device includes:

a locking pin;

the first locking plate is arranged at the upper end of the hoisting portal frame, and a first pin hole matched with the locking pin is formed in the first locking plate;

the second locking plate is arranged at the front end of the frame, a second pin hole matched with the first pin hole is formed in the second locking plate, and the second pin hole is formed in the horizontal direction.

Preferably, in the above truck-mounted forklift, the towing assembly includes:

one end of the hinged plate is hinged with the upper end of the hoisting portal frame;

and one end of the hinge rod is hinged with the other end of the hinge plate, and the other end of the hinge rod is hinged with the motor vehicle.

According to the above technical scheme, the utility model provides a vehicle-mounted forklift, including frame, hoisting portal and portal rotating assembly. The truck-mounted forklift that this scheme provided, the jack-up portal leads to portal rotating assembly and realizes folding or erectting on the frame. After the lifting portal frame is folded on the frame, the lifting portal frame is connected with the motor vehicle through the traction assembly arranged at the upper end of the lifting portal frame, after the vehicle-mounted forklift is connected with the motor vehicle, the lifting portal frame is continuously folded under the action of the portal frame rotating assembly until a front axle of the vehicle-mounted forklift is lifted, only a rear axle of the vehicle-mounted forklift is in contact with the ground, and the vehicle-mounted forklift is pulled by the motor vehicle randomly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a truck-mounted forklift truck according to an embodiment of the present invention for transporting a motor vehicle;

fig. 2 is a schematic structural view of a forklift truck according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the truck-mounted forklift towed by a motor vehicle according to the embodiment of the present invention;

fig. 4 is a schematic diagram of the travel limit of the forklift truck provided by the embodiment of the utility model.

1. The crane comprises a frame, 2, a hoisting portal frame, 21, a track, 22, a sliding frame, 23, a suspension arm, 3, a portal frame rotating assembly, 31, a mounting table, 32, a first telescopic cylinder, 33, a rotating frame, 331, a support rod, 332, a first mounting plate, 333, an L-shaped mounting plate, 4, a locking device, 41, a first locking plate, 42, a second locking plate, 5, a traction assembly, 51, a hinge plate, 52 and a hinge rod.

Detailed Description

The utility model discloses a vehicle-mounted forklift to realize that vehicle-mounted forklift passes through the mode vehicle-mounted operation that the motor vehicle pull.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses a vehicle-mounted forklift, including frame 1, jack-up portal 2 and portal rotating assembly 3.

The upper end of the frame 1 is provided with a hoisting portal frame 2;

the upper end of the hoisting portal frame 2 is provided with a traction assembly 5 which can be connected with a motor vehicle;

the portal rotating assembly 3 is connected with the lower end of the hoisting portal 2, and the portal rotating assembly 3 is connected with the frame 1.

The mast rotating assembly 3 includes a mounting table 31, a first telescopic cylinder 32 and a rotating frame 33.

The mounting table 31 is fixed on the frame 1 to realize the connection between the gantry rotating assembly 3 and the frame 1, the mounting table 31 provides a fixed foundation for the mounting of the gantry rotating assembly 3 on the frame 1, in one specific embodiment of the scheme, the mounting table 31 is welded with the frame 1, or in another specific embodiment of the scheme, the mounting table 31 is bolted with the frame 1;

the first telescopic cylinders 32 provide power for the rotation of the rotating frame 33, specifically, the cylinder bodies of the first telescopic cylinders 32 are hinged with the frame 1, the piston rods of the first telescopic cylinders 32 are hinged with the rotating frame 33, the number of the first telescopic cylinders 32 is two, the two first telescopic cylinders are symmetrically distributed on two sides of the mounting table 31, and the two first telescopic cylinders can effectively act on the rotating frame 33;

the rotating frame 33 is obliquely arranged relative to the hoisting portal 2, the oblique direction of the rotating frame 33 is consistent with the folding direction of the hoisting portal 2, the upper end of the rotating frame 33 is fixedly connected with the lower end of the hoisting portal 2, the lower end of the rotating frame 33 is hinged with a piston rod of the first telescopic cylinder 32, the lower end of the rotating frame 33 can abut against the frame 1, and the rotating frame 33 is hinged with the upper end of the side wall of the mounting table 31.

As shown in fig. 1, the width of the rotating frame 33 is larger than the width of the mounting table 31, and both sides of the rotating frame 33 in the width direction are hinged to both side walls of the mounting table 31 in the width direction, respectively.

The piston rod of the first telescopic cylinder 32 extends out to push the lower end of the rotating frame 33 to rotate around a hinged point of the rotating frame 33 and the mounting table 31, the rotating frame 33 drives the lifting portal frame 2 to rotate towards the direction of the upper surface of the frame 1, and after the piston rod of the first telescopic cylinder 32 extends out to a first preset position, the lifting portal frame 2 is completely attached to the upper surface of the frame 1, so that the lifting portal frame 2 is folded on the frame 1; the piston rod of the first telescopic cylinder 32 retracts, the lower end of the rotating frame 33 is pulled to rotate around a hinged point of the rotating frame 33 and the mounting platform 31, the rotating frame 33 drives the hoisting portal frame 2 to rotate towards the direction far away from the upper surface of the frame 1, after the piston rod of the first telescopic cylinder 32 retracts to a second preset position, the hoisting portal frame 2 is perpendicular to the upper surface of the frame 1, the hoisting portal frame 2 is erected, the state is the working state of hoisting goods on the hoisting portal frame 2, and at the moment, the lower end of the rotating frame 33 abuts against the upper end face of the frame 1. As shown in fig. 4, the black filled triangles in fig. 4 represent fixed hinge points and the open triangles represent movable hinge points.

In the truck-mounted forklift provided by the scheme, after the piston rod of the first telescopic cylinder 32 extends to the first preset position, the piston rod of the first telescopic cylinder 32 continues to extend, the lower end of the rotating frame 33 is pushed upwards, the rotating frame 33 continues to drive the hoisting gantry 2 to rotate downwards, because the upper end of the hoisting portal frame 2 is connected with the motor vehicle through the traction component 5, the front end of the hoisting portal frame 2 can not move downwards continuously, the acting force of the piston rod of the first telescopic cylinder 32 on the rotating frame 33 can act on the vehicle frame 1 through the cylinder body of the first telescopic cylinder 32, so that the rear end of the vehicle frame 1 rotates downwards around the rear axle of the vehicle frame 1, the front end of the vehicle frame 1 also rotates upwards around the rear axle of the vehicle frame 1, the front axle of the vehicle frame 1 is lifted, under the action of stroke limit of the first telescopic cylinder 32, the vehicle-mounted forklift keeps the front axle lifted, and the motor vehicle pulls the vehicle-mounted forklift to move along with the vehicle.

The truck-mounted forklift that this scheme provided, 2 logical portal rotating assembly 3 of jack-up portal realize folding or erects on frame 1. After the hoisting portal frame 2 is folded on the frame 1, the hoisting portal frame 2 is fixedly connected with the motor vehicle through the traction assembly 5 arranged at the upper end of the hoisting portal frame 2, after the truck-mounted forklift is fixedly connected with the motor vehicle, the hoisting portal frame 2 is continuously folded under the action of the portal frame rotating assembly 3 until a front axle of the truck-mounted forklift is lifted, only a rear axle of the truck-mounted forklift is in contact with the ground, and the difficulty of the motor vehicle in traction of the truck-mounted forklift is reduced.

The vehicle-mounted forklift provided by the scheme can randomly pull the motor car without loading the chassis of the motor car, so that the transformation of the motor car is reduced, and the cost of the random motor car operation of the vehicle-mounted forklift is reduced.

In one embodiment of the present disclosure, the rotating frame 33 includes a support rod 331, a first mounting plate 332, and an L-shaped mounting plate 333.

As shown in fig. 1, the present embodiment provides a rectangular frame as the rotating frame 33.

Specifically, the end of the support rod 331 is hinged to the piston rod of the first telescopic cylinder 32, and is a lower frame of a rectangular frame;

the first mounting plate 332 is fixedly connected with the lower end of the hoisting gantry 2, and the first mounting plate 332 is parallel to the support rod 331 and is an upper frame of a rectangular frame;

the number of the L-shaped mounting plates 333 is plural and is uniformly distributed at both ends in the longitudinal direction of the first mounting plate 332, the L-shaped mounting plates 333 positioned at both ends in the longitudinal direction of the first mounting plate 332 are left and right frames of a rectangular frame,

the L-shaped mounting plate 333 is perpendicular to the length extending direction of the first mounting plate 332, specifically, the L-shaped mounting plate 333 includes a second mounting plate fixedly connected to the first mounting plate 332 and a third mounting plate arranged obliquely relative to the second mounting plate, an included angle between the second mounting plate and the third mounting plate is an obtuse angle, the oblique direction of the third mounting plate is consistent with the folding direction of the gantry 2, one side of the second mounting plate, which is far away from the first mounting plate 332, is hinged to the upper end of the side wall of the mounting table 31, and the lower end of the third mounting plate is provided with a mounting hole matched with the support rod 331. The end of the support rod 331 is engaged with the mounting hole of the third mounting plate and then hinged to the piston rod of the first telescopic cylinder 32.

The support rod 331 is fixedly connected with the L-shaped mounting plate 333, and the first mounting plate 332 is fixedly connected with the L-shaped mounting plate 333 to form a rigid rotating frame 33 with a determined shape.

In a specific embodiment of the present disclosure, the number of the L-shaped mounting plates 333 is four, and the L-shaped mounting plates 333 are uniformly distributed at two ends of the first mounting plate 332 in the length direction, that is, two L-shaped mounting plates 333 arranged in parallel are disposed at the end of the first mounting plate 332, and the two L-shaped mounting plates 333 located at the same end of the first mounting plate 332 are connected by a connecting plate.

The provision of two or more L-shaped mounting plates 333 at the end of the first mounting plate 332 serves to enhance the strength of use of the rotating frame 33.

In a particular embodiment of the solution, the gantry 2 comprises a rail 21, a carriage 22 and a boom 23.

The lower end of the track 21 is fixedly connected with the upper end of the rotating frame 33, the upper end of the track 21 is provided with the traction assembly 5, as shown in fig. 1 and 2, the track 21 comprises two guide rails which are arranged in parallel, and the two guide rails are fixedly connected to form a rectangular track 21;

the carriage 22 is a rectangular carriage 22, the rectangular carriage 22 is sleeved on the rail 21 and is in sliding fit with the rail 21, the carriage 22 slides back and forth along the rail 21 through a second telescopic cylinder, rollers matched with the rail 21 are arranged on the carriage 22, as shown in fig. 1 and 2, a cylinder body of the second telescopic cylinder is fixedly connected with the lower end of the rail 21, a piston rod of the second telescopic cylinder is fixedly connected with the carriage 22, and the height of the suspension arm 23 is adjusted through the extension and retraction of the piston rod of the second telescopic cylinder, so that the lifting of goods with different heights is realized;

one end of the suspension arm 23 is hinged with the lower end of the sliding frame 22, the other end of the suspension arm 23 is connected with the sliding frame 22 through a third telescopic cylinder, and a pull rope for lifting goods is arranged on the suspension arm 23.

Specifically, a piston rod of the third telescopic cylinder is always in a stretching state, the piston rod of the third telescopic cylinder stretches out to a first preset length, the boom 23 is in a horizontal state, the piston rod of the third telescopic cylinder continues to stretch out to a second preset length, and the boom 23 is attached to the rail 21, so that the boom 23 is folded. The second preset length represents a length value greater than the length value represented by the first preset length.

When the boom 23 is folded on the track 21, the piston rod of the second telescopic cylinder extends out to lift the carriage 22 to the highest position of the track 21.

Specifically, the first telescopic cylinder, the second telescopic cylinder and the third telescopic cylinder are all hydraulic cylinders.

As shown in fig. 2, the frame 1 is provided with a receiving groove for receiving the carriage 22. After the lifting portal frame 2 and the frame 1 are folded, the sliding frame 22 of the lifting portal frame 2 can be positioned in the accommodating groove of the frame 1, and the volume of the lifting portal frame 2 and the folded frame 1 is reduced to a certain extent.

Preferably, the receiving groove is integrally formed with the frame 1.

In order to further improve the stability of the lorry-mounted forklift to be dragged by the motor car, the lorry-mounted forklift provided by the scheme further comprises a locking device 4 for locking the hoisting gantry 2 on the frame 1.

After the front axle of the forklift truck is lifted, the lifting gantry 2 is locked on the truck frame 1 through the locking device 4, so that the lifting gantry 2 is prevented from shaking during the movement along with the truck, the locking of the first telescopic cylinder 32 is assisted, and the damage to the first telescopic cylinder 32 is reduced.

In a particular embodiment of the solution, the locking device 4 comprises a locking pin, a first locking plate 41 and a second locking plate 42.

The first locking plate 41 is arranged at the upper end of the hoisting gantry 2, as shown in fig. 1, 2 and 3, the first locking plate 41 is positioned between the traction assembly 5 and the carriage 22 of the hoisting gantry 2, and a first pin hole matched with the locking pin is formed in the first locking plate 41;

the second locking plate 42 is arranged at the front end of the frame 1, a second pin hole matched with the first pin hole is formed in the second locking plate 42, the second pin hole is formed along the horizontal direction, and the corresponding first pin hole is also formed along the horizontal direction.

After the first pin hole of the first locking plate 41 is matched with the second pin hole of the second locking plate 42, the locking pin is inserted into the first pin hole and the second pin hole, so that the hoisting portal 2 is locked on the frame 1.

In one particular embodiment of the present solution, the pulling assembly 5 comprises a hinged plate 51 and a hinged lever 52.

As shown in fig. 1 to 4, the number of the hinge plates 51 is two, and the two hinge plates 51 are arranged in parallel, and the two hinge plates 51 are connected by a hinge shaft, wherein one hinge shaft is hinged with the upper end of the hoisting portal frame 2, and the other hinge shaft is hinged with the hinge rod 52;

one end of the hinge lever 52 is hinged to the other hinge shaft of the hinge plate 51, and the other end of the hinge lever 52 is hinged to the vehicle. As shown in fig. 1 to 4, the hinge rod 52 includes a mounting block hinged to the other hinge shaft of the hinge plate 51, a mounting rod fixedly connected to the mounting block, and a ball head provided at an end of the mounting rod and hinged to the motor vehicle.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An on-board forklift, comprising:

a frame (1);

the lifting gantry comprises a lifting gantry (2), wherein the upper end of the lifting gantry (2) is provided with a traction assembly (5) which can be connected with a motor vehicle;

portal rotating assembly (3), portal rotating assembly (3) with the lower extreme of hoisting portal (2) is connected just portal rotating assembly (3) with frame (1) is connected, portal rotating assembly (3) include:

a mounting table (31) fixed on the frame (1);

the number of the first telescopic cylinders (32) is two, and the two telescopic cylinders are symmetrically distributed on two sides of the mounting table (31);

rotating frame (33), rotating frame (33) for hoisting portal (2) slope is arranged and the incline direction with the folding direction of hoisting portal (2) is unanimous, rotating frame's (33) upper end with the lower extreme fixed connection of hoisting portal (2), rotating frame's (33) lower extreme with the piston rod of first telescoping cylinder (32) is articulated, rotating frame's (33) lower extreme can with frame (1) offsets, rotating frame (33) with the lateral wall upper end of mount table (31) is articulated.

2. Truck as claimed in claim 1, characterized in that said revolving frame (33) comprises:

the end part of the supporting rod (331) is hinged with the piston rod of the first telescopic cylinder (32);

the first mounting plate (332) is fixedly connected with the lower end of the hoisting gantry (2), and the first mounting plate (332) is parallel to the support rod (331);

l type mounting panel (333), the number of L type mounting panel (333) is a plurality of and evenly distributed is in the length direction's of first mounting panel (332) both ends, L type mounting panel (333) with the length extending direction of first mounting panel (332) is perpendicular, L type mounting panel (333) include with first mounting panel (332) fixed connection's second mounting panel and for the third mounting panel that the second mounting panel slope was arranged, the incline direction of third mounting panel with the folding direction of jack-up portal (2) is unanimous, keeping away from of second mounting panel one side of first mounting panel (332) with the lateral wall upper end of mount table (31) is articulated, the lower extreme of third mounting panel be provided with bracing piece (331) complex mounting hole.

3. The forklift according to claim 2, wherein the number of the L-shaped mounting plates (333) is four and is uniformly distributed at both ends in the longitudinal direction of the first mounting plate (332), and the two L-shaped mounting plates (333) located at one end of the first mounting plate (332) are connected by a connecting plate.

4. Truck as claimed in claim 1, characterized in that said mast (2) comprises:

the lower end of the rail (21) is fixedly connected with the upper end of the rotating frame (33), and the traction assembly (5) is arranged at the upper end of the rail (21);

the sliding frame (22), the sliding frame (22) is installed on the track (21) in a sliding mode, the sliding frame (22) slides along the track (21) in a reciprocating mode through a second telescopic cylinder, and rollers matched with the track (21) are arranged on the sliding frame (22);

one end of the suspension arm (23) is hinged with the lower end of the sliding frame (22), the other end of the suspension arm (23) is pulled up and down through a third telescopic cylinder, and a pull rope for lifting goods is arranged on the suspension arm (23).

5. Truck as claimed in claim 4, characterized in that said frame (1) is provided with a housing for said carriage (22).

6. Truck-mounted forklift according to claim 4, further comprising locking means (4) for locking said mast (2) on said frame (1), said locking means (4) comprising:

a locking pin;

the first locking plate (41) is arranged at the upper end of the hoisting gantry (2), and a first pin hole matched with the locking pin is formed in the first locking plate (41);

the second locking plate (42) is arranged at the front end of the frame (1), a second pin hole matched with the first pin hole is formed in the second locking plate (42), and the second pin hole is formed in the horizontal direction.

7. Truck as claimed in claim 1, characterized in that said traction assembly (5) comprises:

one end of the hinged plate (51) is hinged with the upper end of the lifting gantry (2);

and one end of the hinge rod (52) is hinged with the other end of the hinge plate (51), and the other end of the hinge rod (52) is hinged with the motor vehicle.