KR200177203Y1 - Apparatus for preventing seperation of crane main hook and movement of container - Google Patents

Abstract

The present invention relates to a crane sovereignty and container shake prevention device, the purpose of which is to more stably move the container, such as the steel ladle, slag pot and scrap metal chute.

Technical configuration for achieving the above object is installed to move up and down along both vertical bars 32 of the sovereignty hanger 30, one side is in close contact with the upper surface of the container (10) The moving block 40 which is integrally installed with the pressing block 42 and the vertical bar 32 of the sovereignty hanger 30 are installed above and below to adjust the up and down movement of the moving block 42. Characterized in that it is configured as a stopper (50).

Accordingly, the steel ladle, the slag port and the scrap scrap chute are moved more stably in a state where the shaking is minimized, thereby preventing the outflow of the melt, slag and scrap, etc. charged in each container, and at the same time It is effective to prevent large crane accidents such as falling of containers by effectively preventing crane sorrow from falling out of the container when charging the converter.

Description

Apparatus for preventing seperation of crane main hook and movement of container}

The present invention is a sovereign hanger connected to the lower side of the wire rope and relates to a crane for lifting and moving the sovereignty of a container such as a steel ladle or a slag port. More specifically, a container such as a ladle, a slag port and a scrap scrap chute. The movement of melt, slag and scrap in the container is minimized without falling, and the sovereignty of the crane is prevented from falling from the sovereignty of the container. The present invention relates to a device for preventing sovereignty and container shakeout of a crane to prevent an accident.

Generally, in the steel industry, containers such as steel ladles, slag pots, and scrap scrap chutes, which are loaded with molten steel, slag, and scrap metal for converter work, are usually moved using ceiling cranes installed in the factory. The crane is shown in FIG.

That is, as shown in Figure 1, on the body 110 of the crane 100 moving along the rail drum 120 is wound around the wire rope 140 is installed, the drum 120 is a crane Speaking to the drive motor 130 is installed on the body 110 is driven, the lower portion of the wire rope 140 is connected to the sovereign hook portion 150 is formed with a hook portion 160 of the lower side, this is necessary In some cases, the auxiliary hook 160 ′ connected to the other wire rope 140 ′ may be installed at one side of the sovereignty hook 150.

Thus, as shown in Fig. 2, the crane 100 is placed in a container, that is, the steel ladles 170 (Fig. 2a) and the slag port 180 (Fig. 2b) and the scrap scrap chute 190 (Fig. 2c). The hanger 160 of the sovereign hanger 150 is moved to the sovereign parts 172, 182, and 192 of the sock ladle 170 and the scrap scrap chute 190 into which a melt such as molten steel is loaded. In the case of), use the auxiliary hook (160 ') to facilitate the charging operation by walking the rear part.

However, in the movement of the containers 170, 180, 190 by the conventional crane 100 as described above, as shown in Figure 2, the hook portion 160 of the crane sovereign hook portion 150 simply And the auxiliary snow 160 'is moved to each of the sovereign 172, 182 and 192 installed protruding to both sides of the receiving ladle 170, the slag port 180 and the scrap scrap 190, the crane The misoperation of the operator during the movement of the 100, in particular during the sudden stop operation of the crane 100, the above-described vessels 170, 180, 190 are severely flown, which is charged into the vessels 170, 180, 190 The melt, slag, scrap metal, and the like that are easily released to the outside of the container, and there is a fear of a safety accident, such as a worker under the container burns.

In addition, other facilities around the moving containers 170, 180, 190 are not only damaged by fire, etc., but also when a heavy flow occurs, the crane sovereign hanger 160 and the auxiliary hanger 160 'of each container Sovereignty (172) (182) (192) is separated from, if such container sovereign (172) (182) (192) is separated from the crane sovereign hanger 150 and auxiliary hook (160 '), eventually large There were several problems, such as an accident.

The present invention has been devised to improve the above-mentioned problems, and its object is to move the vessel such as cranes, slag ports, and scrap scrap chutes that move as cranes more stably while minimizing shaking. As a result, external leakage of melts, slags, and scrap metals charged into the containers is prevented, and thus, the crane's sovereignty and container shake are prevented in advance to prevent safety accidents such as worker's burn and damage to other peripheral equipment. It is to provide a prevention device.

In addition, another object of the present invention is to securely load the scrap metal in the scrap chute into the converter, thereby effectively preventing the container from moving away from the container, as well as the sovereign hook portion of the crane when it is charged into the container. It is to provide a crane sovereignty and container shake prevention device to prevent the same large safety accident and improve the overall blast furnace workability.

1 is a perspective view showing a sovereign hanger for a general crane and ladle

(A)-(c) is a schematic perspective view showing the detachment of the sovereign hanger of a conventional crane and the shaking of a container such as a ladle or slag port, and the sovereign deviation of the scrap metal scrap chute.

3 is an installation state showing the sovereignty of the crane according to the present invention and the container shake prevention device

Figure 4 is an exploded perspective view showing a sovereignty departure and container shake prevention device of the present inventors

5 is a perspective view showing a sovereignty departure and container shake prevention device of the present inventors

Figure 6 (a) and (b) is a schematic perspective view showing the operating state of the ladle and slag port of the sovereign deviation and container shake prevention device of the present inventors

Explanation of symbols on the main parts of the drawings

1 .... Crane Sovereignty and Anti-shake Device

10 .... Courage 12 .... Courage Sovereignty

20 .... Crane 30 .... Crane Sovereign

32 .... Sovereign Hanger Vertical Bar 34 .... Hanger

40 .... Moving Block 42 .... Nurum Block

44 .. Fixing bracket 46 .... Cylinder

46 '.... Hydraulic Unit 48 .... Guide Block

50 .... stopper 52 .... limit switch

The present invention as a technical configuration for achieving the above object, in the crane sovereign hook portion to move on the container sovereignty of the steel ladle, slag port or scrap metal chute,

A moving block which is installed to move up and down along the vertical bars on both sides of the sovereignty hanger, and on one side thereof, a moving block integrally installed on the upper surface of the container;

The sovereignty hanger is installed on the upper and lower vertical bars, so as to provide a sovereign departure and shake prevention device of the crane configured as a stopper to adjust the up and down movement of the moving block.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 is an installation state diagram showing a sovereignty departure and container shake prevention device of the crane according to the present invention, Figure 4 is an exploded perspective view showing a sovereignty departure and shake prevention device of the crane of the present invention, Figure 5 Figure 6 is a perspective view showing a sovereignty departure and shake prevention device of the crane, Figure 6 (a) and (b) is a schematic perspective view showing the operating state of the ladle and slag port of the sovereign deviation and shake prevention device of the present inventors. , The sovereign detachment and container shake prevention device 1 of the crane of the present invention is configured as a moving block 40 and a stopper 50.

The movable block 40 which is installed to be movable on the sovereign hanger 30 of the crane 20 is hanged on the sovereign 12 of the container 10 such as a steel ladle, a slag pot or a scrap scrap chute. The ring-shaped hook portion 34 to be fixed is installed to move up and down along both vertical bars 32 of the crane 20 and the sovereign hook portion 30 formed downward, and one side surface of the movable block 40. In the press block 42 in close contact with the upper surface of the container 10 is integrally installed.

In addition, the movable block 40 is a rod 46a of the cylinder 46 which is vertically fixed as a fixing bracket 44 screwed to the sovereignty hanger vertical bar 32, the pressing block of the movable block 40. (42) It is seated in the integrally installed guide block 48 formed on the moving block 30 to the other side is installed to move up and down along the sovereign hook portion vertical bar 32 during the operation of the cylinder 46.

In addition, the stopper 50 for adjusting the vertical movement of the movable block 40 is installed on the vertical bar 32, the lower side of the sovereign hook portion 30, the upper, To adjust the lower movement, and the stopper 50 is made of upper and lower stoppers 50a and 50b spaced apart at regular intervals on the upper and lower sides of the moving block 40, and the upper and lower strippers 50a. 50b, the upper and lower limit switches 52a and 52b which are operated when the upper and lower moving blocks 40 are in contact with each other to control the operation of the cylinder 46 are installed. Is done.

Referring to the operation and effects of the present invention made of the above configuration as follows.

As shown in Figures 3 to 6, the steel ladle 10a containing the melt, such as molten steel, the slag port 10b containing the slag generated on the molten steel surface and the scrap metal scrap chute containing the scrap metal charged into the converter (not shown) When moving the crane 10 of the container 10, such as when moving the container 10 of the crane 20 is more stable fixed sovereign hook portion 30 is fixed to the sovereign 12a (12b) of the container 10 The sovereignty departure and shaking prevention device 1 of the crane to prevent the outflow of the contents in the container or detachment of the container sovereignty 12 and the hanger 34 of the crane sovereignty hanger 30 is as follows.

First, as shown in FIG. 3, when the driving motor 26 installed on the crane body 22 is driven, the driving motor 26 and the drum 24 protruded are rotated and thus the drum 24 is rotated. The wire rope 28 wound in) moves up and down.

At this time, the lower end of the wire rope 28 is connected to the sovereign hook portion 30 for moving the above-mentioned container 10 is integrally moved up and down.

On the other hand, as shown in Figures 4 and 5, at the lower end of the vertical bar 32 integrally installed on both sides of the sovereignty hook portion 30, a ring-shaped hook portion 34 is integrally formed so that the hook portion 34 is fixed to the sovereignty 12 of the container 10 while moving from bottom to top.

In addition, upper and lower stoppers 50a and 50b are respectively installed on the vertical bars 32 of the sovereignty hanger 30, and the vertical bars 32 are disposed between the stoppers 50a and 50b. The moving block 40 of the rectangular frame shape is passed through, and the guide block 48 is integrally screwed to one side of the moving block 40.

At this time, as shown in Figure 4, as the fixing bracket 44 screwed to the upper side of the vertical bar 32 to the inside of the guide block 48 vertically coupled along the vertical bar 32 ( When the rod 46a of the 46 is seated, the cylinder 46 moves forward and backward, that is, when it is operated in the up and down direction, the movable block 40 is integrally up and down along the vertical bar 32. Will be moved to.

Thus, as shown in Figs. 3 and 5, the crane hanger 30 is coupled to the lower end by the wire rope 28 which moves on the position of the container 10 to descend and rise. Is raised, the hook portion 34 of the sovereignty hook portion 30 is fixed to both sides sovereignty 12 of the container 10 from the bottom up, and then the cylinder 46 is operated to move the lower portion thereof. As the block 40 descends, the push block 42 coupled to the other side of the moving block 40, that is, to both sides of the main surface of the container, descends.

Eventually, the pressing block 42 is lowered to press the upper main surface of the container 10, the hook portion 34 of the sovereignty hanger 30 is pulled up from the bottom of the sovereign 12 of the container 10 from below Will lose.

That is, when the water ladles 10a and the slag port 10b shown in FIGS. 6A and 6B are moved, the pushing block 42 descending by the lowering of the moving block 40 in advance is the water ladle ( The container 10 is pressed by pressing the upper surface of the container 10 from both sides in a state in which the hook portion 34 of the crane 30 is fixed to the sovereigns 12a and 12b of the slag port 10b. They can move without shaking, and in particular, although not shown in the drawings, in the case of scrap scrap chute when firmly prevents the separation between the sovereign hanger 34 and the container sovereign 12 of the crane 30 when charging the converter. This is to prevent a large accident due to the container 10 falls.

Accordingly, the hook portion 34 and the container 10 of the sovereignty hanger 30 maintains a more stable state, even if the container 10 is moved integrally by the movement of the crane 20 Even if an external impact factor such as a sudden stop of a crane is generated, the container 10 is stably moved.

Subsequently, as shown in FIG. 5, the moving block 40 moving along the vertical bar 32 integrally by the forward and backward operations of the cylinder 46 is adjusted in its up and down moving distances, that is, Stoppers 50a and 50b fixedly coupled to the upper and lower moving blocks 40 of the vertical bar 32 adjust the movement of the moving block 40.

At this time, the upper and lower stoppers 50a and 50b are provided with upper and lower limit switches 52a and 52b, respectively, so that the stopper 50 moves when the moving block 40 is moved upward and downward. At the same time, the limit switch 52 is operated, and when the limit switch 52 is operated, the operation of the hydraulic unit 46 'installed on the upper side of the crane 20 is stopped and the movement is performed. It controls the operation of cylinder 46 that is spoken with block 40.

Accordingly, by holding the fixed state of the sovereignty hanger 30 of the container 10 as the pressing block 42 of the moving block 40, the movement of the vessel 10 by the crane sovereign hanger 30 It is more stable.

Thus, according to the sovereignty departure and shake prevention device of the crane of the present invention, the loading ladle, the slag port and the chute chute, etc. to move as a crane is moved more stably in a state where the shaking is minimized, it is charged in each container External spills such as melted, slag and scrap metals are prevented, which in turn prevents accidents such as worker burns and damage to other peripheral equipment.

In addition, by safely loading the scrap in the scrap chute into the converter, it is possible to effectively prevent the movement of the container and the sovereignty of the crane from falling out of the container when charging the converter, thereby preventing large safety accidents such as falling of the container. Therefore, it is effective to improve the workability of the whole blast furnace.

While the subject innovation has been shown and described with respect to specific embodiments, it will be apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit or scope of the subject innovation as provided by the following claims. I would like to clarify that knowledge is easy to know.

Claims (3)

In the sovereign hanger part 30 of the crane 20 which is moved by walking to the container 10 sovereignty 12, such as a steel ladle, a slag port, or a scrap scrap chute, Moving block which is installed to move up and down along the vertical bar 32 on both sides of the sovereign hook portion 30, the pressing block 42 is in close contact with the upper surface of the container 10 is integrally installed ( 40) and, Sovereign departure of the crane characterized in that it is installed on the vertical bar 32, the lower side of the sovereignty hanger 30 is configured as a stopper 50 to adjust the up and down movement of the moving block 40 and Anti-shake device According to claim 1, wherein the movable block 40, the rod 46a of the cylinder 46 which is vertically fixed as a fixing bracket 44 screwed to the sovereignty hanger vertical bar 34 is the movable block ( The push block 42 of the 40 is seated in the guide block 48 which is integrally installed on the other side is installed so as to move up and down along the sovereign hanger vertical bar 32 when the cylinder 46 is operated. Crane sovereignty and anti-shake device According to claim 1, wherein the stopper 50 is made of upper and lower stoppers (50a) (50b) spaced at regular intervals on the upper and lower sides of the moving block 40, the upper and lower strippers (50a) ( 50b), the upper and lower limit switches 52a and 52b which are operated when the upper and lower moving blocks 40 are in contact with each other to control the operation of the cylinder 46 are installed. Crane sovereignty and anti-shake device