CN209957239U

CN209957239U - Lifting appliance for portal crane

Info

Publication number: CN209957239U
Application number: CN201920913384.4U
Authority: CN
Inventors: 陈浩兴; 张怀刚
Original assignee: WUXI XIEXING PORT MACHINERY CO Ltd
Current assignee: WUXI XIEXING PORT MACHINERY CO Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-01-17
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a hoist for high pedestal jib crane, including the jib, the one end of jib is connected with the lifting rope, the bottom of lifting rope is connected with first connecting plate, be connected with first wire rope in the positive centre of the bottom lateral wall of first connecting plate, first wire rope's bottom lateral wall is connected with first couple, the recess that the symmetry set up is all seted up at the both ends of first connecting plate, the top lateral wall sliding connection of recess has the slider, the bottom lateral wall of slider is fixed with the second connecting plate, the one end of second connecting plate extends to the recess external fixation and has second wire rope, the one end that the second connecting plate was kept away from to the second wire rope is fixed with the second couple, the limiting plate fixed with first connecting plate is installed to the top of second connecting plate. The utility model discloses can hoist through a plurality of couples simultaneously, improve the stability of hoisting the in-process, can improve the stability of lifting rope moreover hoisting the in-process.

Description

Lifting appliance for portal crane

Technical Field

The utility model relates to a hoist technical field especially relates to a hoist for high pedestal jib crane.

Background

When the existing crane is used, the lifting appliance is often used through a single hook, and the stability in the lifting process is poor, so that the lifting appliance for the portal crane is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a lifting appliance for a portal crane.

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

the utility model provides a hoist for high pedestal jib crane, includes the jib, the one end of jib is connected with the lifting rope, and the bottom of lifting rope is connected with first connecting plate, is connected with first wire rope in the middle of the bottom lateral wall of first connecting plate is positive, and first wire rope's bottom lateral wall is connected with first couple, the recess that the symmetry set up is all seted up at the both ends of first connecting plate, and the top lateral wall sliding connection of recess has the slider, and the bottom lateral wall of slider is fixed with the second connecting plate, and the one end of second connecting plate extends to the recess external fixation and has second wire rope, and the one end that the second connecting plate was kept away from to the second wire rope is fixed with the second couple, the limiting plate fixed with first connecting plate is installed.

Preferably, the top lateral wall of limiting plate has seted up the through-hole along vertical direction, and the inside slip cover of through-hole is equipped with the dead lever, and the one end of dead lever extends to the through-hole outside and is fixed with the arm-tie of perpendicular setting.

Preferably, a return spring is fixed between the pull plate and the inner side wall of the top end of the limiting plate, and the pull plate and the limiting plate are arranged in parallel.

Preferably, the two sides of the top end of the first connecting plate are fixed with symmetrically arranged reinforcing ropes, and the other ends of the reinforcing ropes are connected with the lifting ropes.

Preferably, a guide plate which is obliquely arranged is fixed on the side wall of one side of the hanging rod, and a guide hole is formed in the side wall of the top end of the guide plate.

Preferably, the guiding hole is passed to the one end of lifting rope, a plurality of fixed slots have been seted up along its length direction to the top lateral wall of second connecting plate, and the joint sets up between dead lever and the fixed slot.

The utility model has the advantages that:

1: through the matching among the first connecting plate, the second connecting plate, the limiting plate, the first hook, the second hook and the fixed rod, the lifting can be carried out through the plurality of hooks at the same time, and the stability in the lifting process is improved;

2: the stability of the lifting rope can be improved in the lifting process through the arranged guide plate and the guide hole;

the utility model discloses can hoist through a plurality of couples simultaneously, improve the stability of hoisting the in-process, can improve the stability of lifting rope moreover hoisting the in-process.

Drawings

Fig. 1 is a schematic structural diagram of a spreader for a gantry crane according to the present invention;

fig. 2 is an enlarged schematic structural view of a part a of a hanger for a gantry crane according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a part B of a spreader for a gantry crane according to the present invention.

In the figure: 1 jib, 2 lifting ropes, 3 first connecting plate, 4 first wire rope, 5 first couple, 6 recesses, 7 sliders, 8 second connecting plates, 9 second couple, 10 limiting plates, 11 dead levers, 12 arm-tie, 13 reset spring, 14 fixed slots, 15 reinforcing ropes, 16 deflector, 17 guiding holes.

Detailed Description

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.

In the description of the present invention, 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, and are only for convenience of description and to simplify the description, but 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 therefore should not be construed as limiting the present 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 limited otherwise.

Referring to fig. 1-3, a lifting appliance for a portal jib crane comprises a lifting rod 1, one end of the lifting rod 1 is connected with a lifting rope 2, the bottom end of the lifting rope 2 is connected with a first connecting plate 3, a first steel wire rope 4 is connected in the middle of the bottom side wall of the first connecting plate 3, the bottom side wall of the first steel wire rope 4 is connected with a first hook 5, two ends of the first connecting plate 3 are respectively provided with a groove 6 which is symmetrically arranged, the top side wall of the groove 6 is slidably connected with a sliding block 7, the bottom side wall of the sliding block 7 is fixed with a second connecting plate 8, one end of the second connecting plate 8 extends to the outside of the groove 6 and is fixed with a second steel wire rope, one end of the second steel wire rope, which is far away from the second connecting plate 8, is fixed with a second.

The through-hole has been seted up along vertical direction to the top lateral wall of limiting plate 10, the inside slip cap of through-hole is equipped with dead lever 11, the one end of dead lever 11 extends to the through-hole external fixation has the arm-tie 12 of perpendicular setting, be fixed with reset spring 13 between the top inside wall of arm-tie 12 and limiting plate 10, and parallel arrangement between arm-tie 12 and the limiting plate 10, the top both sides of first connecting plate 3 are fixed with the reinforcing rope 15 that the symmetry set up, and the other end and the lifting rope 2 of reinforcing rope 15 are connected, one side lateral wall of jib 1 is fixed with the deflector 16 that the slope set up, guiding hole 17 has been seted up to the top lateral wall of deflector 16, guiding hole 17 has been passed to the one end of lifting rope 2, a plurality of fixed slots 14 have been seted up along its length direction to the top lateral wall.

The working principle is as follows: when the utility model is used, the pulling plate 12 is pulled, the pulling plate 12 drives the fixing rod 11 to move, the fixing rod 11 is separated from the fixing groove 14, then the second connecting plate 8 is moved, the second connecting plate 8 drives the second hook 9 to move, the hanging position of the second hook 9 is adjusted, after the hanging position is adjusted to the required position, the pulling plate 12 is loosened, under the elastic force of the return spring 13, the fixing rod 11 is clamped with the fixing groove 14, fixing the position of the second hook 9, then hanging the object by using the first hook 5 and the second hook 9, finally pulling the lifting rope 2 by a driving mechanism of the crane, driving the first connecting plate 3 by the lifting rope 2, driving the object to move by the first connecting plate 3, this design is simple swift, can hoist through a plurality of couples simultaneously, has improved the stability of hoisting the in-process, can improve the stability of lifting rope moreover hoisting the in-process.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a hoist for high pedestal jib crane, includes the jib, its characterized in that, the one end of jib is connected with the lifting rope, and the bottom of lifting rope is connected with first connecting plate, is connected with first wire rope in the positive centre of the bottom lateral wall of first connecting plate, and first wire rope's bottom lateral wall is connected with first couple, the recess that the symmetry set up is all seted up at the both ends of first connecting plate, and the top lateral wall sliding connection of recess has the slider, and the bottom lateral wall of slider is fixed with the second connecting plate, and the one end of second connecting plate extends to the recess external fixation and has second wire rope, and the one end that the second connecting plate was kept away from to the second wire rope is fixed with the second couple, the limiting plate fixed with first connecting plate is installed.

2. The lifting appliance for the portal crane according to claim 1, wherein a through hole is formed in the side wall of the top end of the limiting plate in the vertical direction, a fixing rod is slidably sleeved in the through hole, and one end of the fixing rod extends to the outside of the through hole and is fixedly provided with a pull plate which is vertically arranged.

3. The lifting appliance for the portal crane according to claim 2, wherein a return spring is fixed between the pull plate and the inner side wall of the top end of the limiting plate, and the pull plate and the limiting plate are arranged in parallel.

4. The lifting appliance for the portal crane according to claim 1, wherein symmetrically arranged reinforcing ropes are fixed to two sides of the top end of the first connecting plate, and the other ends of the reinforcing ropes are connected with the lifting ropes.

5. The spreader for the portal crane according to claim 1, wherein a guide plate is fixed to a side wall of one side of the boom, the guide plate being disposed obliquely, and a guide hole is formed in a side wall of a top end of the guide plate.

6. The lifting appliance for the portal jib crane according to claim 1, wherein one end of the lifting rope passes through the guide hole, a plurality of fixing grooves are formed in the side wall of the top end of the second connecting plate along the length direction of the second connecting plate, and the fixing rod is clamped with the fixing grooves.