CN217350608U

CN217350608U - Lifting forklift

Info

Publication number: CN217350608U
Application number: CN202221028181.5U
Authority: CN
Inventors: 纪世超
Original assignee: Faw Jiefang Dalian Diesel Engine Co ltd; FAW Jiefang Automotive Co Ltd
Current assignee: Faw Jiefang Dalian Diesel Engine Co ltd; FAW Jiefang Automotive Co Ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-09-02
Anticipated expiration: 2032-04-28

Abstract

The utility model belongs to fork truck equipment field discloses a jack-up fork truck. The forklift comprises a connecting seat, a plurality of load beams, handrails and an adjusting device, wherein the load beams are rotatably connected with the connecting seat, and each load beam is provided with at least two wheels; the handrail is fixedly connected with the connecting seat; the adjustment device is configured to drive the load beam to rotate about an axis of the load beam to move the wheel away from the ground and to move the load beam closer to the ground. This jack-up fork truck simple structure, convenient operation for operating personnel can laborsaving, conveniently promote the goods to the position of keeping away from ground and carry, have improved the efficiency of handling work.

Description

Lifting forklift

Technical Field

The utility model relates to a fork truck equipment technical field especially relates to a jack-up fork truck.

Background

Fork trucks are industrial handling vehicles, and refer to various wheeled handling vehicles that perform handling, stacking, and short-distance transport operations on piece pallet goods. The forklift plays an important role in a logistics system of an enterprise, is a main force in material handling equipment, is widely applied to ports, stations, airports, goods yards, factory workshops, warehouses, circulation centers, distribution centers and the like, carries out loading and unloading and handling operations of pallet goods in cabins, carriages and containers, and is essential equipment in pallet transportation and container transportation.

Fork truck is when carrying the object, need promote certain height with the object earlier, thereby remove from ground, fork truck among the prior art mainly has two kinds of modes when promoting the object, one is the cooperation of using motor and chain, uses the motion of motor drive chain, thereby drive load platform and promote the object, such electric fork truck needs motor and chain drive, its overall structure is complicated, the cost is higher, can't realize swift, lightweight jack-up action, and the motor damages easily, cause the maintenance cost to rise. The other lifting mode is that the pressing rod is manually operated, the object is lifted by using the jack, and due to the adoption of a manual driving mode, the lifting of the overweight object is very laborious, and even the condition that the object cannot be lifted by manpower appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a jack-up fork truck, its simple structure, convenient operation for operating personnel can be laborsaving, conveniently promote the goods and carry, has improved the efficiency of handling work.

To achieve the purpose, the utility model adopts the following technical proposal:

the forklift comprises a connecting seat, a plurality of load beams, handrails and an adjusting device, wherein the load beams are rotatably connected with the connecting seat, and each load beam is provided with at least two wheels; the handrail is fixedly connected with the connecting seat; the adjustment device is configured to drive the load beam to rotate about an axis of the load beam to move the wheel away from the ground and to move the load beam closer to the ground.

Optionally, the load beam is further provided with an auxiliary wheel configured to contact the ground when the wheel leaves the ground.

Optionally, the auxiliary wheel is provided in plurality, and the plurality of auxiliary wheels are distributed at intervals.

Optionally, the adjusting device comprises a push rod and a shaft sleeve, the shaft sleeve is fixedly arranged on the connecting seat, and the load beam is inserted into the shaft sleeve and is rotatably connected with the shaft sleeve; the push rod is fixedly connected to the load beam and can drive the load beam to rotate around the axis of the load beam.

Optionally, the adjusting device further includes a connecting rod and a plurality of connecting rod seats rotatably connected to the connecting rod, and the plurality of connecting rod seats are fixedly connected to the plurality of load beams in a one-to-one correspondence manner.

Optionally, the load beam is fixedly connected with a connecting shaft, the connecting shaft is inserted into the shaft sleeve and rotatably connected with the shaft sleeve, and the push rod is fixedly connected with the connecting shaft.

Optionally, the push rod is detachably connected with the connecting shaft.

Optionally, the push rod and the connecting shaft are connected by a bolt.

Optionally, the axle sleeve setting is all stretched out at connecting axle both ends, and the connecting axle both ends are provided with anti-disengaging structure respectively.

Optionally, the wheel is a cardan wheel.

Has the advantages that:

the utility model provides a jack-up fork truck, it is rotatory around the axis of load beam to drive the load beam through adjusting device, make the wheel that sets up on the load beam be driven and keep away from ground, thereby reduce the terrain clearance of load beam and make the load beam be close to ground, the load beam with jack-up fork truck stretches into the object below this moment, it is rotatory around the axis of load beam to drive the load beam once more afterwards, wheel contacts ground again this moment, and ground is kept away from to the load beam, thereby promote the object from subaerial, and subsequent transport operation. This jack-up fork truck simple structure for operating personnel utilizes adjusting device can promote and carry the object from subaerial easily, realizes laborsaving, promotes the object conveniently, improves the efficiency of handling work, and low cost, maintenance convenience are particularly suitable for the transportation of tray material in the mill.

Drawings

Fig. 1 is a front view of a forklift according to an embodiment of the present invention;

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

fig. 3 is a schematic diagram of the movement process of the push rod in the right view of the forklift according to the embodiment of the present invention;

FIG. 4 is a schematic view of the movement of the connecting rod and the connecting rod rest at section A-A of FIG. 1;

fig. 5 is a schematic view of a wheel mounted on a load beam according to an embodiment of the present invention;

fig. 6 is a schematic view of an auxiliary wheel mounted on a load-bearing beam according to an embodiment of the present invention;

fig. 7 is a schematic view of a connection position of the push rod and the connecting shaft according to an embodiment of the present invention.

In the figure:

100. a connecting seat;

200. a load beam; 210. a wheel; 220. an auxiliary wheel; 230. a connecting shaft;

300. a handrail;

410. a push rod; 411. connecting a gasket; 413. a connecting bolt; 412. fixing the bolt; 420. a shaft sleeve; 431. a connecting rod; 432. a connecting rod seat.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.

The following describes the forklift provided by the present invention in detail with reference to the accompanying drawings and embodiments.

Referring to fig. 1 and 2, in the present embodiment, the forklift includes a connecting base 100, a plurality of load beams 200, an armrest 300 and an adjusting device, wherein the load beams 200 are rotatably connected to the connecting base 100, and each load beam 200 is provided with at least two wheels 210; the armrest 300 is fixedly connected with the connecting seat 100; the adjustment device is configured to drive the load beam 200 to rotate about the axis of the load beam 200 to move the wheels 210 away from the ground and to move the load beam 200 closer to the ground. Specifically, in the present embodiment, two load beams 200 are provided, respectively disposed at two ends of the connecting seat 100, and meanwhile, two wheels 210 are provided on the load beams 200, respectively disposed at two ends of the load.

The utility model provides a jack-up fork truck, it is rotatory around the axis of load beam 200 to drive load beam 200 through adjusting device, make the wheel 210 that sets up on the load beam 200 driven keep away from ground, thereby reduce the terrain clearance of load beam 200 and make load beam 200 be close to ground, the load beam 200 with jack-up fork truck stretches into the object below this moment, it is rotatory around the axis of load beam 200 to drive load beam 200 again afterwards, wheel 210 contacts ground again this moment, and load beam 200 keeps away from ground, thereby promote the object from subaerial, and subsequent transport operation. This jack-up fork truck simple structure for operating personnel utilizes adjusting device can promote and carry the object from subaerial easily, realizes laborsaving, promotes the object conveniently, improves the efficiency of handling work, and low cost, maintenance convenience are particularly suitable for the transportation of tray material in the mill.

As a preferred embodiment, the load beam 200 is further provided with an auxiliary wheel 220, and the auxiliary wheel 220 is configured to contact the ground when the wheel 210 leaves the ground. Further, the auxiliary wheel 220 is provided in plurality, and the plurality of auxiliary wheels 220 are spaced apart. In the present embodiment, two auxiliary wheels 220 are provided, and the two auxiliary wheels 220 are respectively provided at both ends of the payload 200. When the wheels 210 are far away from the ground, the auxiliary wheels 220 can replace the wheels 210 to contact the ground, so that the load beam 200 can slide into the tray of an object under the condition of low friction, the workload of an operator for pushing the forklift is reduced, and the working efficiency is improved.

Referring to fig. 2 to 4, in particular, in the present embodiment, the adjusting device includes a push rod 410 and a shaft sleeve 420, the shaft sleeve 420 is fixedly disposed on the connecting seat 100, and the load beam 200 is inserted into the shaft sleeve 420 and rotatably connected with the shaft sleeve 420; the push rod 410 is fixed to the load beam 200 and can drive the load beam 200 to rotate around the axis of the load beam 200. The arrangement of the push rod 410 and the shaft sleeve 420 can reduce the workload of an operator by using a lever principle, so that the operator can rotate the load beam 200 under the condition of providing smaller thrust, the load beam 200 can lift an object in a labor-saving manner after stretching into a tray below the object, and the working efficiency is improved.

Further, the adjusting device further includes a connecting rod 431 and a plurality of connecting rod seats 432 rotatably connected to the connecting rod 431, and the plurality of connecting rod seats 432 are fixedly connected to the plurality of load beams 200 in a one-to-one correspondence. Through the connecting rod 431 and the connecting rod seat 432 fixedly arranged on the load beams 200, the other load beams 200 can be driven to rotate together under the condition that one load beam 200 is rotated, the structure of the lifting forklift is simplified, all the load beams 200 synchronously move, and therefore, objects are kept horizontal and stable all the time when lifted.

Optionally, the load beam 200 is fixedly connected with a connecting shaft 230, the connecting shaft 230 is inserted into the shaft sleeve 420 and rotatably connected with the shaft sleeve 420, and the push rod 410 is fixedly connected to the connecting shaft 230. The connecting shaft 230 is a cylindrical shaft, which can be integrally formed with the load beam 200 or formed by welding the two; the connecting shaft 230 can rotate in the shaft sleeve 420 with low friction, so that the load beam 200 can be made into a common square column, the load beam 200 can keep objects stable when carrying the objects, meanwhile, the cylindrical connecting shaft 230 reduces the friction force of the load beam 200 directly inserted in the shaft sleeve 420, the work load of operators is further reduced, and the work efficiency is improved. Further, the connecting shaft 230 is rotatably connected to the bushing 420 through a bearing, thereby further reducing the friction force therebetween.

Referring to fig. 3 and 4, in particular, in the present embodiment, the push rod 410 initially remains at the left side of the armrest 300 at a predetermined angle 41 ° with respect to the armrest 300, and the wheel 210 is horizontal and not in contact with the ground, while the auxiliary wheel 220 is in contact with the ground; when the object needs to be lifted, the push rod is pushed to the right to rotate by 82 degrees, so that the connecting rod 431 and the connecting rod seat 432 are driven to move, the auxiliary wheel 220 fixed on the load beam is far away from the ground, and the wheels 210 are in contact with the ground, so that the load beam 200 is lifted to lift the object off the ground, and the next carrying operation is carried out.

Optionally, the wheels 210 are universal wheels. Specifically, as shown in fig. 5 and 6, the wheel 210 and the auxiliary wheel 220 are each fixed to the load beam 200 using bolts. The wheels 210 and the auxiliary wheels 220 are made of wear-resistant polyurethane materials, and the diameters of the wheels are 70 mm. In other alternative embodiments, the wheel may be made of rubber, nylon, or the like, and any wear-resistant material may be used, and the embodiment is not particularly limited; the diameter of the wheels should also be determined by the height of the object tray from the ground, and the height required to lift the object, and is not particularly limited herein.

Referring to fig. 7, optionally, the push rod 410 is detachably connected to the connection shaft 230. Specifically, the push rod 410 and the connection shaft 230 are connected by a bolt. In this embodiment, the push rod 410 is first fixed to the connecting shaft 230 by using the fixing bolt, and the connecting gasket is placed under the fixing bolt, and then the other end of the connecting gasket is fixed to the push rod 410 by using the connecting bolt, so that the phenomena of slipping and loosening of threads between the push rod 410 and the connecting shaft 230 are prevented, and the mounting stability is improved. The push rod 410 and the connecting shaft 230 are detachably connected, so that after the lifting operation is completed, in order to prevent the push rod 410 from influencing the operation of the armrest 300 by a worker, the push rod 410 can be detached, and the bolt connection can conveniently and quickly realize the above functions.

Alternatively, both ends of the connecting shaft 230 extend out of the sleeve 420, and both ends of the connecting shaft 230 are respectively provided with a retaining structure (not shown). Specifically, the anti-dropping structures are stoppers fixedly disposed at two ends of the connecting shaft 230, respectively, and can prevent the load beam 200 from dropping from the sleeve 420 and affecting the carrying operation when carrying the article.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A lift truck, comprising:

a connecting seat (100);

the load-carrying beams (200) are rotatably connected with the connecting seats (100), and each load-carrying beam (200) is provided with at least two wheels (210);

the handrail (300), the said handrail (300) and said connecting seat (100) are firm;

an adjustment device configured to be able to drive the load beam (200) in rotation about the axis of the load beam (200) to bring the wheel (210) off the ground and lower the height of the load beam (200).

2. Jack truck according to claim 1, characterized in that an auxiliary wheel (220) is further arranged on the load beam (200), said auxiliary wheel (220) being configured to be able to contact the ground when the wheel (210) is off the ground.

3. Jack truck according to claim 2, characterized in that said auxiliary wheel (220) is provided in plurality, said auxiliary wheels (220) being distributed at intervals.

4. The forklift as recited in claim 1, wherein said adjusting means comprises a push rod (410) and a bushing (420), said bushing (420) is fixedly installed on said connecting base (100), said load beam (200) is inserted into said bushing (420) and rotatably connected with said bushing (420); the push rod (410) is fixedly connected to the load beam (200) and can drive the load beam (200) to rotate around the axis of the load beam (200).

5. Jack truck according to claim 4, characterized in that said adjustment means further comprise a connecting rod (431) and a plurality of rod seats (432) rotatably connected to said connecting rod (431), said plurality of rod seats (432) being affixed to said plurality of load beams (200) in a one-to-one correspondence.

6. Jack-lift truck according to claim 4, characterized in that a connecting shaft (230) is fastened to said load beam (200), said connecting shaft (230) being inserted in said bushing (420) and being rotatably connected to said bushing (420), said push rod (410) being fastened to said connecting shaft (230).

7. Jack truck according to claim 6, characterized in that the push rod (410) is detachably connected to the connecting shaft (230).

8. Jack truck according to claim 7, characterized in that the push rod (410) and the connecting shaft (230) are connected by means of bolts.

9. The forklift as claimed in claim 6, wherein both ends of the connecting shaft (230) extend out of the shaft sleeve (420), and anti-dropping structures are respectively arranged at both ends of the connecting shaft (230).

10. Jack-lift truck according to claim 1, characterized in that the wheels (210) are cardan wheels.