CN216971780U

CN216971780U - Steel wire rope force unloading device connecting system and gantry crane

Info

Publication number: CN216971780U
Application number: CN202123107280.0U
Authority: CN
Inventors: 李忠涛; 陈万忠; 李铁良; 张阳阳; 王晓明
Original assignee: Shougang Jingtang United Iron and Steel Co Ltd
Current assignee: Shougang Jingtang United Iron and Steel Co Ltd
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2022-07-15
Anticipated expiration: 2031-12-11

Abstract

The utility model discloses a steel wire rope force unloading device connecting system and a portal crane, relates to the technical field of steel wire rope force unloading, and solves the technical problem that potential safety hazards exist due to the fact that parts for connecting a force unloading device are too many in the related technology. Including rotatory power ware of unloading, open pyriform head and drift, rotatory power ware both ends of unloading are equipped with first journal stirrup and second journal stirrup respectively, first journal stirrup or the rotatable setting of second journal stirrup, open pyriform head one end is connected with the main rope, the other end is equipped with the third journal stirrup, the third journal stirrup passes through first round pin axle rotatable coupling with first journal stirrup, drift one end is connected with gib head wire rope, the other end is equipped with the fourth journal stirrup, the fourth journal stirrup passes through second round pin axle rotatable coupling with the second journal stirrup. Through simplifying the connection structure of the power unloader, the risk points at the position of the steel wire rope power unloader are greatly reduced, the occurrence of safety accidents is reduced, and the site replacement of the steel wire rope and the rotary power unloader are facilitated.

Description

Steel wire rope force unloading device connecting system and gantry crane

Technical Field

The utility model relates to the technical field of steel wire rope force unloading, in particular to a steel wire rope force unloading device connecting system and a portal crane.

Background

The gantry crane steel wire rope is provided with the force unloading device, and the force unloading device has the function of quickly unloading the torsional force on the steel wire rope, preventing the steel wire rope from being damaged and prolonging the service life of the steel wire rope. But the parts connected with the force unloading device are too many, so that potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The application provides a wire rope unloads power ware connected system and high pedestal jib crane, has solved among the correlation technique and has connected the part of unloading the power ware too much and have the technical problem of potential safety hazard.

The application provides a wire rope unloads power ware connected system, including rotatory power ware of unloading, open pyriform head and drift, rotatory power ware both ends of unloading are equipped with first journal stirrup and second journal stirrup respectively, first journal stirrup or the rotatable setting of second journal stirrup, open pyriform head one end is connected with the main rope, the other end is equipped with the third journal stirrup, the third journal stirrup passes through first round pin axle rotatable coupling with first journal stirrup, drift one end is connected with gib head wire rope, the other end is equipped with the fourth journal stirrup, the fourth journal stirrup passes through second round pin axle rotatable coupling with the second journal stirrup.

Optionally, the main rope, the open pear-shaped head, the rotary force-releasing device, the wedge and the hook steel wire rope are sequentially arranged along the vertical direction, and the first pin shaft and the second pin shaft are arranged along the horizontal direction.

Optionally, the rotary force unloading device comprises an outer barrel, and a first lug and a second lug which penetrate through two ends of the outer barrel, and the first lug and the second lug can be rotatably mounted on the outer barrel.

Optionally, a bearing is arranged between each of the first support lug and the outer cylinder and between each of the second support lug and the outer cylinder.

Optionally, one end of the open pear-shaped head, which is far away from the main rope, is provided with third lugs arranged in a pair at intervals, and the first lugs are arranged in the interval areas of the third lugs in a pair in a penetrating manner.

Optionally, one end of the wedge away from the hook steel wire rope is provided with a pair of spaced fourth lugs, and the second lugs are arranged in spaced areas of the pair of spaced fourth lugs in a penetrating manner.

Optionally, the rotary force unloader further comprises a limiting block, the limiting block is fixedly arranged in the outer barrel, the limiting block, the inner wall of the outer barrel and the first support lug jointly enclose an accommodating area for accommodating a bearing between the outer barrel and the first support lug, and the limiting block, the inner wall of the outer barrel and the second support lug jointly enclose an accommodating area for accommodating a bearing between the outer barrel and the second support lug.

Optionally, the outer cylinder is connected with the limiting block screw.

Optionally, the main rope comprises a gantry crane jib main rope.

A portal crane comprises the steel wire rope force unloading device connecting system.

The beneficial effect of this application is as follows: the application provides a wire rope unloads power ware connected system, the top of rotatory power ware of unloading is through first journal stirrup and open pear-shaped head's third journal stirrup through first round pin axle rotatable coupling, the fourth journal stirrup through second journal stirrup and drift is through second round pin axle rotatable coupling in the bottom, wholly adapting unit is succinct, the journal stirrup is compact with the assembly of round pin axle, it is stable to connect, it is little to satisfy rocking of connecting the position under size complex condition, through the rotation of itself of rotatory power ware of unloading, play the power of unloading effect to hook head wire rope, through simplifying the connection structure who unloads the power ware, the risk point at wire rope power ware position that unloads that significantly reduces, reduce the emergence of incident, and still do benefit to on-the-spot change wire rope and rotatory power ware of unloading.

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 will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

Fig. 1 is a schematic structural view of a steel wire rope force relief device connection system provided in the present application;

FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective;

fig. 3 is a schematic view showing a specific structure of the rotary force relief device of fig. 1.

The attached drawings are marked as follows: 100-rotary force unloading device, 110-first lug, 111-first pin shaft, 120-second lug, 121-second pin shaft, 130-outer cylinder, 140-bearing, 150-limiting block, 200-open pear-shaped head, 210-third lug, 300-main rope, 400-wedge iron, 410-fourth lug and 500-hook head steel wire rope.

Detailed Description

The embodiment of the application provides a steel wire rope force unloading device connecting system and a gantry crane, and solves the technical problem that potential safety hazards exist due to the fact that parts for connecting the force unloading device in the related technology are too many.

In order to solve the technical problems, the general idea of the embodiment of the application is as follows:

the utility model provides a wire rope unloads power ware connected system, including rotatory power ware of unloading, open pear shape head and drift, rotatory power ware both ends of unloading are equipped with first journal stirrup and second journal stirrup respectively, first journal stirrup or the rotatable setting of second journal stirrup, open pear shape head one end is connected with the main rope, the other end is equipped with the third journal stirrup, the third journal stirrup passes through first round pin axle rotatable coupling with first journal stirrup, drift one end is connected with gib head wire rope, the other end is equipped with the fourth journal stirrup, the fourth journal stirrup passes through second round pin axle rotatable coupling with the second journal stirrup.

In order to better understand the technical scheme, the technical scheme is described in detail in the following with reference to the attached drawings of the specification and specific embodiments.

Referring to fig. 1 to 3, the embodiment discloses a wire rope force unloading device connection system, which includes a rotary force unloading device 100, an open pear-shaped head 200 and a wedge 400, wherein a first support lug 110 and a second support lug 120 are respectively disposed at two ends of the rotary force unloading device 100, the first support lug 110 or the second support lug 120 is rotatably disposed, one end of the open pear-shaped head 200 is connected with a main rope 300, the main rope 300 includes a large arm main rope 300 of a gantry crane, the other end of the open pear-shaped head includes a third support lug 210, the third support lug 210 is rotatably connected with the first support lug 110 through a first pin shaft 111, one end of the wedge 400 is connected with a hook wire rope 500, the other end of the wedge is provided with a fourth support lug 410, and the fourth support lug 410 is rotatably connected with the second support lug 120 through a second pin shaft 121.

As shown in fig. 1 and 2, the top end of the rotary force relief device 100 is rotatably connected to the third lug 210 of the open pear-shaped head 200 through the first lug 110 via the first pin 111, and the bottom end thereof is rotatably connected to the fourth lug 410 of the wedge 400 through the second lug 120 via the second pin 121. In the steel wire rope force unloading device connecting system, the whole connecting part is simple, the assembly of the support lug and the pin shaft is compact, the connection is stable, the shaking of the connecting part is small under the basic condition of size matching, and the force unloading effect on the hook head steel wire rope 500 is realized through the rotation of the rotary force unloading device 100. Through simplifying the connection structure of the power unloader, the risk points at the position of the steel wire rope power unloader are greatly reduced, the occurrence of safety accidents is reduced, and the field replacement of the steel wire rope and the rotary power unloader 100 is facilitated.

Optionally, as shown in fig. 1 and fig. 2, the main rope 300, the open pear-shaped head 200, the rotary force relief device 100, the wedge 400, and the hook wire rope 500 are sequentially arranged in the vertical direction, and the first pin 111 and the second pin 121 are both arranged in the horizontal direction, so as to be beneficial to force balance.

Optionally, as shown in fig. 3, the rotary force relief device 100 includes an outer cylinder 130, and a first lug 110 and a second lug 120 penetrating through two ends of the outer cylinder 130, wherein both the first lug 110 and the second lug 120 are rotatably mounted on the outer cylinder 130.

As mentioned above, the first and

second lugs

110 and 120 are respectively disposed at two ends of the rotary force-releasing device 100, the first lug 110 or the second lug 120 can be rotatably disposed, and fig. 1 illustrates a manner that the second lug 120 can be rotatably disposed and the first lug 110 is fixedly disposed; as shown in fig. 3, the first lug 110 and the second lug 120 can be rotatably disposed; there are also possible embodiments in which the first lug 110 is rotatably arranged and the second lug 120 is fixedly arranged.

Optionally, as shown in fig. 3, a bearing 140 is disposed between each of the first lug 110 and the second lug 120 and the outer cylinder 130, and the bearing 140 facilitates rotation of the rotary force relief device 100 to save force and facilitate rotation of the wire rope to relieve force.

Optionally, as shown in fig. 1, an end of the open pear-shaped head 200 away from the main rope 300 is provided with a pair of spaced third lugs 210, and the first lugs 110 are arranged in spaced areas of the pair of third lugs 210. The third support lug 210 is arranged in a pair, which is beneficial to being connected with the first support lug 110 through the first pin shaft 111, the first pin shaft 111 penetrates through the support lug hole of the first support lug 110 and the support lug hole of the third support lug 210, and the third support lug 210 which is in a pair provides two interaction force points for the first pin shaft 111, which is beneficial to the connection strength and the balance stability.

Optionally, as shown in fig. 2, an end of the wedge 400 away from the hook wire rope 500 is provided with a pair of spaced fourth lugs 410, and the second lug 120 is inserted into a spaced area of the pair of fourth lugs 410. The second pin shaft 121 is disposed through the support hole of the second support lug 120 and the support hole of the fourth support lug 410, and the paired fourth support lugs 410 provide two interaction force points for the second pin shaft 121, which is beneficial to connection strength and balance stability.

Optionally, as shown in fig. 3, the rotary force relief device 100 further includes a limiting block 150, the limiting block 150 is fixedly disposed in the outer cylinder 130, the limiting block 150, the inner wall of the outer cylinder 130 and the first support lug 110 together enclose an accommodating region for accommodating the bearing 140 between the outer cylinder 130 and the first support lug 110, and the outer wall of the corresponding first support lug 110 is concave-convex configured to cooperate with the spatial position of the bearing 140; the limiting block 150, the inner wall of the outer cylinder 130 and the second support lug 120 together enclose to form an accommodating area for accommodating the bearing 140 between the outer cylinder 130 and the second support lug 120, and the outer wall of the corresponding second support lug 120 is concave-convex arranged to cooperate with the space position of the bearing 140.

Alternatively, as shown in fig. 3, the limiting block 150 may be connected with the outer cylinder 130 by a screw to be fixedly disposed in the outer cylinder 130.

The embodiment also provides a gantry crane, which applies the steel wire rope force unloading device connecting system to rotationally unload the steel wire rope, greatly reduces the risk points at the position of the steel wire rope force unloading device by simplifying the connecting structure of the force unloading device, reduces the occurrence of safety accidents, and is also favorable for replacing the steel wire rope and the rotational force unloading device 100 on site.

While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A wire rope force relief device connection system, comprising:

the rotary force unloading device is provided with a first lug and a second lug at two ends respectively, and the first lug or the second lug can be arranged in a rotating way;

one end of the open pear-shaped head is connected with the main rope, the other end of the open pear-shaped head is provided with a third lug, and the third lug is rotatably connected with the first lug through a first pin shaft; and

one end of the wedge iron is connected with the hook head steel wire rope, the other end of the wedge iron is provided with a fourth support lug, and the fourth support lug is rotatably connected with the second support lug through a second pin shaft.

2. The wire rope force reliever connection system of claim 1, wherein said main rope, said open pear head, said rotary force reliever, said wedge and said hook wire rope are arranged in vertical order, and said first pin and said second pin are arranged in horizontal direction.

3. The steel wire rope force unloading device connecting system according to claim 1, wherein the rotary force unloading device comprises an outer cylinder, and the first lug and the second lug which are arranged at two ends of the outer cylinder in a penetrating manner, and both the first lug and the second lug can be rotatably arranged on the outer cylinder.

4. The wire rope force reliever connection system of claim 3, wherein bearings are provided between each of said first and second lugs and said outer barrel.

5. The wire rope force reliever connection system of claim 1, wherein the end of the open pear-shaped head remote from the main rope is provided with the third lugs in a pair-spaced arrangement, the first lugs being disposed through spaced regions of the pair-spaced third lugs.

6. The wire rope force unloader connection system of claim 1, wherein an end of the wedge away from the knuckle wire rope is provided with the fourth lugs in a pair spaced apart arrangement, the second lugs being disposed in spaced apart regions of the pair of fourth lugs.

7. The wire rope force reliever connecting system according to claim 4, wherein said rotary force reliever further comprises a limiting block, said limiting block is fixedly disposed inside said outer cylinder, said limiting block, said inner wall of said outer cylinder and said first lug together enclose to form an accommodating region for accommodating said bearing between said outer cylinder and said first lug, said limiting block, said inner wall of said outer cylinder and said second lug together enclose to form an accommodating region for accommodating said bearing between said outer cylinder and said second lug.

8. The wire rope force reliever connection system of claim 7, wherein said outer barrel is in screw connection with said stop block.

9. The wire rope force unloader connection system of claim 1, wherein the main rope comprises a gantry crane jib main rope.

10. A gantry crane comprising a wire rope force reliever connection system according to any one of claims 1-9.