CN214692881U - Hook head direction fixing device of crane hook - Google Patents
Hook head direction fixing device of crane hook Download PDFInfo
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- CN214692881U CN214692881U CN202023176798.5U CN202023176798U CN214692881U CN 214692881 U CN214692881 U CN 214692881U CN 202023176798 U CN202023176798 U CN 202023176798U CN 214692881 U CN214692881 U CN 214692881U
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- hook
- positioning piece
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- thrust bearing
- hook head
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Abstract
The utility model relates to a hook head direction fixing device of a crane hook, which comprises a movable pulley, a movable pulley cover, a first ear plate, a vertical shaft, a second ear plate and a hook head; the hook head direction fixing device comprises a first positioning piece, a second positioning piece and a connecting piece; the first positioning piece is fixedly arranged at the bottom of the thrust bearing seat, the second positioning piece is fixedly arranged on the second ear plate, and the first positioning piece and the second positioning piece are detachably and fixedly connected through a connecting piece. The steel slag turning device can realize quick and accurate hook during steel slag turning operation, not only ensures the time of steel slag turning operation, but also lightens the labor intensity of operators and improves the safety of people and equipment.
Description
Technical Field
The utility model relates to a jack-up technical field especially relates to a gib head direction fixing device of crane hook.
Background
In a steelmaking enterprise, a crane for continuous casting is mainly responsible for lifting a heavy molten steel tank for a continuous casting machine. In the continuous casting process, after the pouring of molten steel is finished, the steel slag turning operation of the molten steel tank needs to be carried out in time, so that the steel tank is prevented from being solidified, and meanwhile, the steel slag is recovered. At the moment, the auxiliary coil lifting hook of the crane is required to be matched for carrying out the steel slag turning operation.
As shown in fig. 1, the auxiliary winding hook of the crane consists of a crane hook, a movable pulley cover 1, a first lug plate 2, a vertical shaft 7, a second lug plate 5 and a hook head 6, wherein the movable pulley cover 1 is arranged on the outer side of the movable pulley, the first lug plate 2 in parallel is arranged at the bottom of the movable pulley cover 1, and the second lug plate 5 in parallel is arranged at the bottom of the vertical shaft 7; the top of the hook head 6 is hinged with the second lug plate 5 through a hinge shaft 9, a thrust bearing seat 3 is arranged in the middle of the vertical shaft 7, the thrust bearing seat 3 is connected with the vertical shaft 7 through a thrust bearing, and trunnions 8 are arranged on two sides of the thrust bearing seat 7 and connected with the first lug plate 2. Therefore, the hook head 6 can horizontally rotate around the axis of the vertical shaft 7 and can swing left and right around the axis of the hinge shaft 9.
When a molten steel tank is hung with a trunnion, the hook head can swing, so that the hook direction of the hook head is not necessarily towards the tank with the trunnion, and is skewed in most cases; at this time, the hook head is required to fall to 1 m high above the ground, a finger crane uses a tool to straighten the hook head, then a crane driver quickly lifts the auxiliary coil, and the auxiliary coil is hung on a trunnion of a tank belt through a lifting hook of the auxiliary coil to turn over the steel slag. The operation mode has low efficiency, influences the operation of turning over the steel slag, indicates that a crane approaches to the operation, and can cause serious safety accidents once residues on the edge and the wall of the molten steel tank fall off.
Disclosure of Invention
The utility model provides a gib head direction fixing device of crane hook can realize quick accurate couple when turning over the slagging scoria operation, has not only guaranteed the time of turning over the slagging scoria operation, has alleviateed operation workman's intensity of labour moreover, has improved the security of the person and equipment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a hook head direction fixing device of a crane hook is characterized in that the crane hook is composed of a movable pulley, a movable pulley cover, a first lug plate, a vertical shaft, a second lug plate and a hook head, wherein the movable pulley cover is arranged on the outer side of the movable pulley, 2 parallel first lug plates are arranged at the bottom of the movable pulley cover, and 2 parallel second lug plates are arranged at the bottom of the vertical shaft; the top of the hook head is hinged with the second lug plate through a hinge shaft, a thrust bearing seat is arranged in the middle of the vertical shaft and connected with the vertical shaft through a thrust bearing, and trunnions are arranged on two sides of the thrust bearing seat and connected with the first lug plate; the hook head direction fixing device is arranged between the thrust bearing seat and the lug plate II and comprises a first positioning piece, a second positioning piece and a connecting piece; the first positioning piece is fixedly arranged at the bottom of the thrust bearing seat, the second positioning piece is fixedly arranged on the second ear plate, and the first positioning piece and the second positioning piece are detachably and fixedly connected through a connecting piece.
The first positioning piece consists of a welding section, an extension section and a connection section, wherein the welding section is welded and fixed with the thrust bearing block, the extension section extends vertically and downwards, and the connection section is provided with a first connection hole; the positioning piece II is a plate-shaped piece, and is provided with a connecting hole II; and the connecting piece penetrates through the first connecting hole and the second connecting hole and then is locked and fixed.
The connecting piece comprises a pin shaft and a locking pin, wherein a locking pin hole is formed in one end of a shaft rod of the pin shaft, and the pin shaft penetrates through the connecting hole II and the connecting hole I and is locked and fixed through the locking pin.
The first positioning piece, the second positioning piece and the connecting piece are all forged steel pieces.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the steel slag turning device can realize quick and accurate hook during steel slag turning operation, not only ensures the time of steel slag turning operation, but also lightens the labor intensity of operators and improves the safety of people and equipment.
2) The first positioning piece and the second positioning piece are detachably connected through the connecting piece, when the first positioning piece and the second positioning piece are used for other operations, the connecting piece is detached, the hook head can still swing, and the operations of other occasions are not influenced.
Drawings
Fig. 1 is a schematic view of an installation position of a hook head direction fixing device of a crane hook of the present invention.
Fig. 2 is a schematic structural view of the hook direction fixing device of the present invention.
In the figure: 1. moving pulley cover 2, ear plate I3, thrust bearing seat 4, hook direction fixing device 41, positioning piece I411, welding section 412, extending section 413, connecting section 42, positioning piece II 43, pin shaft 44, locking pin 5, ear plate II 6, hook head 7, vertical shaft 8, trunnion 9, hinge shaft
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
the utility model relates to a gib head direction fixing device of crane hook, as shown in figure 1, the crane hook comprises a movable pulley, a movable pulley cover 1, a first ear plate 2, a vertical shaft 7, a second ear plate 5 and a gib head 6, the movable pulley cover 1 is arranged outside the movable pulley, the bottom of the movable pulley cover 1 is provided with the first ear plate 2 which is parallel to each other, the bottom of the vertical shaft 7 is provided with the second ear plate 5 which is parallel to each other; the top of the hook head 6 is hinged with the lug plate II 5 through a hinge shaft 9, the middle part of the vertical shaft 7 is provided with a thrust bearing seat 3, the thrust bearing seat 3 is connected with the vertical shaft 7 through a thrust bearing, and two sides of the thrust bearing seat 3 are provided with trunnions 8 which are connected with the lug plate I2; as shown in fig. 2, the hook direction fixing device 4 is disposed between the thrust bearing block 3 and the ear plate two 5, and includes a first positioning element 41, a second positioning element 42, and a connecting element; the first positioning piece 41 is fixedly arranged at the bottom of the thrust bearing seat 3, the second positioning piece 42 is fixedly arranged on the second ear plate 5, and the first positioning piece 41 and the second positioning piece 42 are detachably and fixedly connected through a connecting piece.
The first positioning element 41 consists of a welding section 411, an extension section 412 and a connection section 413, wherein the welding section 411 is welded and fixed with the thrust bearing block 3, the extension section 412 extends vertically downwards, and the connection section 413 is provided with a first connection hole; the second positioning piece 42 is a plate-shaped piece and is provided with a second connecting hole; and the connecting piece penetrates through the first connecting hole and the second connecting hole and then is locked and fixed.
The connecting piece comprises a pin shaft 43 and a locking pin 44, wherein a locking pin hole is formed in one end of a shaft rod of the pin shaft 43, and the pin shaft 43 penetrates through the connecting hole II and the connecting hole I and then is locked and fixed through the locking pin 44.
The first positioning piece 41 and the second positioning piece 42 are both forged steel pieces.
The following examples are carried out on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following examples. The methods used in the following examples are conventional methods unless otherwise specified.
[ examples ] A method for producing a compound
In this embodiment, the manufacturing and installation processes of the hook head direction fixing device of the crane hook are as follows:
1. forging the first positioning piece, wherein the length of the extending section is 180mm, the length of the welding section is 100mm, the length of the connecting section is 130mm, and the thickness of the connecting section is 30 mm.
2. The drill diameter at the position 50mm away from the outer edge of the connecting section is
Is connected with the first connecting hole.
3. And forging the second positioning piece, wherein the second positioning piece is a rectangular steel plate with the thickness of 30mm, the length of 300mm and the width of 180 mm.
4. The diameter of a drill at the position 50mm away from the edge of one end of the second positioning piece is
And (2) connecting hole II.
5. Lathing a workpiece with a length of 110mm and a diameter of
The diameter of one side of the pin shaft is
The head of the pin.
6. The diameter of the drill at the other end of the pin shaft is 10mm away from the edge
The locking shaft hole.
7. And welding the welding section of the first positioning piece at the bottom of one side of the thrust bearing seat.
8. And one end of the first positioning piece is welded on the upper part of the corresponding side ear plate II, the connecting section of the first positioning piece and the second positioning piece are horizontally arranged, and the distance between the connecting section of the first positioning piece and the second positioning piece is 20 mm.
9. And the pin shaft penetrates through the first connecting hole and the second connecting hole.
10. And the locking pin penetrates through a locking pin hole on the pin shaft to be locked and fixed.
When the molten steel tank is hung with the trunnion in the steel turnover operation, the positioning part I and the positioning part II in the hook head direction fixing device are connected, the vertical shaft and the thrust bearing seat do not rotate relatively, and the hook head cannot rotate horizontally, so that after the hook direction of the hook head is aligned, the hook head can always face the tank with the trunnion in the following operation, and the quick and accurate hook is realized.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.
Claims (4)
1. A hook head direction fixing device of a crane hook is characterized in that the crane hook is composed of a movable pulley, a movable pulley cover, a first lug plate, a vertical shaft, a second lug plate and a hook head, wherein the movable pulley cover is arranged on the outer side of the movable pulley, 2 parallel first lug plates are arranged at the bottom of the movable pulley cover, and 2 parallel second lug plates are arranged at the bottom of the vertical shaft; the top of the hook head is hinged with the second lug plate through a hinge shaft, a thrust bearing seat is arranged in the middle of the vertical shaft and connected with the vertical shaft through a thrust bearing, and trunnions are arranged on two sides of the thrust bearing seat and connected with the first lug plate; the device is characterized in that the hook head direction fixing device is arranged between the thrust bearing seat and the ear plate II and comprises a first positioning piece, a second positioning piece and a connecting piece; the first positioning piece is fixedly arranged at the bottom of the thrust bearing seat, the second positioning piece is fixedly arranged on the second ear plate, and the first positioning piece and the second positioning piece are detachably and fixedly connected through a connecting piece.
2. The device for fixing the hook head direction of the crane hook according to claim 1, wherein the first positioning member comprises a welding section, an extension section and a connection section, wherein the welding section is welded and fixed with the thrust bearing block, the extension section extends vertically and downwardly, and the connection section is provided with a first connection hole; the positioning piece II is a plate-shaped piece, and is provided with a connecting hole II; and the connecting piece penetrates through the first connecting hole and the second connecting hole and then is locked and fixed.
3. The device for fixing the hook head direction of the crane hook according to claim 1 or 2, wherein the connecting member comprises a pin shaft and a locking pin, one end of a shaft rod of the pin shaft is provided with a locking pin hole, and the pin shaft is locked and fixed by the locking pin after passing through the second connecting hole and the first connecting hole.
4. The device for fixing the hook head direction of a crane hook as claimed in claim 1 or 2, wherein the first positioning member and the second positioning member are both forged steel members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023176798.5U CN214692881U (en) | 2020-12-25 | 2020-12-25 | Hook head direction fixing device of crane hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023176798.5U CN214692881U (en) | 2020-12-25 | 2020-12-25 | Hook head direction fixing device of crane hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214692881U true CN214692881U (en) | 2021-11-12 |
Family
ID=78559645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023176798.5U Active CN214692881U (en) | 2020-12-25 | 2020-12-25 | Hook head direction fixing device of crane hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214692881U (en) |
-
2020
- 2020-12-25 CN CN202023176798.5U patent/CN214692881U/en active Active
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