CN220056113U - Rigid arm fork crane - Google Patents

Abstract

The utility model provides a rigid arm fork crane, the effectual easy rock of in-process goods that has solved lifts by crane, the poor scheduling problem of security, it includes the factory building, sliding connection has the crane span structure about in the factory building, sliding connection has the dolly around on the crane span structure, the dolly includes dolly, hoisting mechanism, operating mechanism, lifting hook group and wire rope, the dolly lower extreme is fixed with the derrick, be equipped with the base in the derrick, be fixed with the frame on the base, lifting hook group cooperatees with the frame, be equipped with a plurality of fore-and-aft sliding first telescopic arms on the base, first telescopic arm top is equipped with fore-and-aft sliding second telescopic arm.

Description

Rigid arm fork crane

Technical Field

The utility model relates to the technical field of cranes, in particular to a rigid arm fork crane.

Background

The bridge crane is hoisting equipment for hoisting materials in workshops, warehouses and stock yards, and as the two ends of the bridge crane are seated on high cement columns or metal brackets, the bridge crane bridge is similar to a bridge in shape, and the bridge crane bridge runs longitudinally along rails paved on the two side frames, so that the space below the bridge crane bridge can be fully utilized for hoisting materials, the space is not blocked by ground equipment, and the bridge crane is the hoisting machine with the widest application range and the largest quantity.

The multi-action crane for vertically lifting and horizontally carrying heavy objects in a certain range is characterized by intermittent motion, namely corresponding mechanisms of taking, moving, unloading and the like in one working cycle work alternately, the bridge crane can shake the goods easily in the process of lifting the goods, the goods shake can collide with the crane, equipment is damaged, more serious goods can fall down, and the potential safety hazard is large.

Disclosure of Invention

Aiming at the situation, the utility model aims to overcome the defects of the prior art and provide the rigid arm forklift crane, which effectively solves the problems that goods are easy to shake, the safety is poor and the like in the lifting process.

The technical scheme that it solved is, including the factory building, sliding connection has the crane span structure about in the factory building, and sliding connection has the dolly around on the crane span structure, and the dolly includes dolly, hoisting mechanism, running gear, lifting hook group and wire rope, and the dolly lower extreme is fixed with the derrick, is equipped with the base in the derrick, is fixed with the frame on the base, and lifting hook group cooperatees with the frame, is equipped with a plurality of fore-and-aft sliding first flexible arms on the base, and first flexible arm top is equipped with fore-and-aft sliding second flexible arm.

Preferably, the number of the first telescopic arms is two.

Preferably, a plurality of groups of shelves are arranged in the factory building.

Preferably, a first cylinder is fixed on the base, and the first cylinder controls the first telescopic arm to slide in the front-back direction on the base.

Preferably, a second cylinder is fixed on the first telescopic arm, and the second cylinder controls the second telescopic arm to slide back and forth on the first telescopic arm.

Preferably, a tray is arranged in the factory building.

Preferably, the derrick is provided with a vertical sliding groove around, the base is fixed with a lug inserted into the sliding groove, and the lug slides up and down in the sliding groove.

Preferably, the lifting mechanism comprises a winding drum, the winding drum is connected with the lifting hook group through a steel wire rope, and lifting of the lifting hook group is controlled through rolling of the winding drum.

Compared with the traditional equipment, the utility model has the following advantages: 1) The first telescopic arm and the second telescopic arm are adopted to realize automatic picking and placing of cargoes, so that the operation is convenient and the flexibility is good; 2) By combining the derrick structure, the derrick plays a role in safety protection on lifted cargoes, has good stability, is safe and reliable, and is convenient and practical.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the present utility model.

Fig. 2 is a schematic diagram of a front view of the present utility model.

Fig. 3 is a schematic diagram of a top view of the present utility model.

Fig. 4 is a schematic diagram of a left side view of the present utility model.

Fig. 5 is a schematic view of the three-dimensional structure of the bridge and derrick of the present utility model.

Fig. 6 is a schematic view of the structure of the electric hoist and the base of the present utility model.

Fig. 7 is a schematic view of fig. 6 a partially enlarged.

Reference numerals: 1. a factory building; 2. a bridge; 3. a trolley; 4. a derrick; 5. a base; 6. a frame; 7. a hook group; 8. a first telescopic arm; 9. a second telescopic arm; 10. a goods shelf; 11. a tray; 12. a sliding groove; 13. and a bump.

Detailed Description

The following describes the embodiments of the present utility model in further detail with reference to the drawings.

Given by fig. 1 to 7, a rigid arm fork crane, including factory building 1, sliding connection has crane span structure 2 about in the factory building 1, sliding connection has dolly 3 around on the crane span structure 2, dolly 3 includes dolly frame, hoisting mechanism, operating mechanism, lifting hook group 7 and wire rope, and the dolly lower extreme is fixed with derrick 4, is equipped with base 5 in the derrick 4, is fixed with frame 6 on the base 5, and lifting hook group 7 cooperatees with frame 6, is equipped with a plurality of fore-and-aft sliding first telescopic arms 8 on the base 5, and first telescopic arms 8 top is equipped with fore-and-aft sliding second telescopic arms 9.

The number of the first telescopic arms 8 is two.

A plurality of groups of shelves 10 are arranged in the factory building 1.

The base 5 is fixed with a first cylinder, and the first cylinder controls the first telescopic arm 8 to slide on the base 5 in the front-back direction.

The first telescopic arm 8 is fixedly provided with a second air cylinder, and the second air cylinder controls the second telescopic arm 9 to slide back and forth on the first telescopic arm 8.

In order to facilitate the goods, a tray 11 is arranged in the factory building 1.

In order to ensure the stability of the vertical sliding of the base 5 in the derrick 4, the derrick 4 is provided with a vertical sliding groove 12 around, the base 5 is fixed with a protruding block 13 inserted into the sliding groove 12, and the protruding block 13 slides up and down in the sliding groove 12.

The lifting mechanism comprises a winding drum, the winding drum is connected with the lifting hook group 7 through a steel wire rope, and lifting of the lifting hook group 7 is controlled through rolling of the winding drum.

When the utility model is used, goods are placed on the tray 11, the bridge 2 is started, the bridge 2 moves left and right to the upper part of the goods in the factory building 1, the trolley 3 is started, the operating mechanism of the trolley 3 drives the derrick 4 and the base 5 to move back and forth to the proper position of the goods, the lifting mechanism controls the lifting hook group 7 to move downwards, the lifting hook group 7 and the base 5 move downwards to the proper height, the first cylinder is started, the first cylinder controls the first telescopic arm 8 to move upwards to the tray 11 along the base 5, the second cylinder is started again, the second cylinder controls the second telescopic arm 9 to move upwards to the bottom of the tray 11 along the first telescopic arm 8, when the second telescopic arm 9 fully stretches into the bottom of the tray 11, the lifting mechanism is started, the lifting hook group 7 and the base 5 are driven to move upwards by the rolling through the steel wire rope, the base 5 drives the first telescopic arm 8, the second telescopic arm 9, the tray 11 and the goods to move upwards, when the tray 11 is completely separated from the ground, the lifting mechanism stops moving, under the limiting action of the convex block 13 and the sliding groove 12, the base 5 is effectively prevented from tilting, the safety of the base 5 in the derrick 4 is ensured, at the moment, the first cylinder and the second cylinder are started, the first cylinder drives the first telescopic arm 8 to return to the initial position, the second cylinder drives the second telescopic arm 9 to return to the initial position, the second telescopic arm 9 drives the tray 11 and the goods to move into the derrick 4 and are positioned above the base 5, the cross beams are fixed on the periphery of the derrick 4, the stability of the derrick 4 is ensured, the lifting mechanism is started again, the wire rope drives the lifting hook group 7 to lift a certain distance, the periphery of the goods is surrounded by the cross beams of the derrick 4, and the stability and safety of the goods are ensured;

the crane span structure 2 drives dolly 3, derrick 4 and goods whole to the proper position of goods shelves 10, the hoisting mechanism of dolly 3 controls the goods and goes up and down to suitable height, start first cylinder and second cylinder, first telescopic boom 8 is drawn close to goods shelves 10 along base 5 on the first cylinder control, second cylinder control second telescopic boom 9 drives tray 11 and goods and moves in to goods shelves 10, when goods move to goods shelves 10 proper position, hoisting mechanism control lifting hook group 7 moves down, make tray 11 bottom and goods shelves 10 contact completely, then first telescopic boom 8 and second telescopic boom 9 reset, circulate in proper order, realize the safety of goods and lift and carry, under the protection of derrick 4, the security level is high, stability is good, prevent the goods emergence bump.

The present embodiment is not limited in any way by the shape, material, structure, etc. of the present utility model, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model are all included in the scope of protection of the technical solution of the present utility model.

Claims (8)

1. The utility model provides a rigid arm fork crane, a serial communication port, including factory building (1), sliding connection has crane span structure (2) about in factory building (1), sliding connection has dolly (3) around on crane span structure (2), dolly (3) are including dolly frame, hoisting mechanism, operating mechanism, lifting hook group (7) and wire rope, the dolly frame lower extreme is fixed with derrick (4), be equipped with base (5) in derrick (4), be fixed with frame (6) on base (5), lifting hook group (7) cooperate with frame (6), be equipped with a plurality of fore-and-aft sliding first telescopic arm (8) on base (5), first telescopic arm (8) top is equipped with fore-and-aft sliding second telescopic arm (9).

2. A rigid arm fork lift as claimed in claim 1, wherein the number of first telescopic arms (8) is two.

3. The rigid arm fork lift as claimed in claim 1, wherein a plurality of sets of shelves (10) are provided in the building (1).

4. The rigid arm fork lift as claimed in claim 1, wherein the base (5) is fixed with a first cylinder which controls the first telescopic arm (8) to slide in the fore-and-aft direction on the base (5).

5. The rigid arm fork crane according to claim 1, wherein the first telescopic arm (8) is fixed with a second cylinder, and the second cylinder controls the second telescopic arm (9) to slide back and forth on the first telescopic arm (8).

6. The rigid arm fork lift as claimed in claim 1, wherein a pallet (11) is provided in the plant (1).

7. The rigid arm fork crane according to claim 1, wherein the derrick (4) is provided with a vertical sliding groove (12) around, the base (5) is fixed with a lug (13) inserted into the sliding groove (12), and the lug (13) slides up and down in the sliding groove (12).

8. A rigid arm fork lift as claimed in claim 1, wherein the lifting mechanism comprises a spool connected to the hook group (7) by a wire rope and controlling the lifting of the hook group (7) by the spool's roll.