CN212076163U

CN212076163U - Hook safety device for metallurgical plant

Info

Publication number: CN212076163U
Application number: CN202020535634.8U
Authority: CN
Inventors: 刘涛; 孙勤华; 王慧民; 庞庆峰; 张向斌; 夏鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-12-04
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a lifting hook safety device for a metallurgical plant, which belongs to the technical field of lifting hooks and comprises a bearing rod, wherein the top of the bearing rod is provided with a top connecting rod, the periphery of the top connecting rod is provided with installation threads, the periphery of the bearing rod is sleeved with a connecting ring, the bottom of the bearing rod is connected with a hook, the hook is connected with an anti-falling plate through the rotation of a pin shaft, the top of the right side of the hook is provided with a fixed rod seat, the bottom of the anti-falling plate is evenly provided with sawtooth strips, the top of the outer wall of the right side of the fixed rod seat is provided with a fastening plate I, the right side of the anti-falling plate is connected with a fastening plate II, the fastening plate I and the fastening plate II are movably connected with nuts through inserting bolts, the bottom of the connecting ring is provided with a telescopic rod, and cause property damage.

Description

Hook safety device for metallurgical plant

Technical Field

The utility model relates to a lifting hook technical field specifically is a metallurgical factory building is with lifting hook safety device.

Background

A hook is one of the most common lifting tools in lifting machinery. The hook is often suspended from the wire rope of the hoisting mechanism by means of a pulley block or the like.

In metallurgical factory building operation, often need the lifting hook to lift by crane work to the heavy object, the lifting hook is in very easily under the high load bearing state for a long time and makes the lifting hook take place to deform, causes to hang the tool to lock unhook, seriously threatens operating personnel personal safety, still can cause very big financial loss simultaneously, consequently, a hook safety device for metallurgical factory building has very much actual value.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metallurgical factory building is with lifting hook safety device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metallurgical factory building is with lifting hook safety device includes the bearing bar, the bearing bar top is provided with the top connecting rod, top connecting rod periphery is provided with the installation screw thread, the bearing bar periphery cup joints and is provided with the go-between, the bearing bar bottom is connected with the couple, the couple rotates through the round pin axle and is connected with the anticreep board, couple right side top is provided with the fixed rod seat, anticreep board bottom evenly is provided with the sawtooth strip, fixed rod seat right side outer wall top is provided with mounting plate one, the anticreep board right side is connected with mounting plate two, just mounting plate one and mounting plate two are crossed alternate bolt and nut swing joint, the go-between bottom is provided with the telescopic link, the telescopic link periphery cup.

Preferably, the connecting ring comprises a ring main body, a central through hole is arranged in the center of the ring main body in a penetrating mode, and screw holes are evenly arranged in the ring main body in a penetrating mode.

Preferably, the bearing rod is inserted and extends out of the inner cavity of the central through hole, a thread groove is formed in the inner wall of the central through hole, an external thread is arranged at the position, corresponding to the central through hole, of the bearing rod, and the ring main body is movably connected with the bearing rod through the external thread and the thread groove.

Preferably, the top of the fixed rod seat is provided with a sawtooth strip groove matched with the sawtooth strip, and the sawtooth strip is arranged in an inner cavity of the sawtooth strip groove at the top of the fixed rod seat.

Preferably, the top and the bottom of the telescopic rod are respectively movably connected with the connecting ring and the anti-falling plate through bolts.

Preferably, the periphery of the penetrating bolt is sleeved with a rubber soft ring, and the rubber soft ring is arranged between the nut and the second fastening plate.

Compared with the prior art, the beneficial effects of the utility model are that: a hook safety device for a metallurgical plant is characterized in that an anti-falling plate is lifted up through a fastening plate II, a rope to be lifted is hung on a hook through a gap between the anti-falling plate and a fixing rod seat, under the action of a spring, a telescopic rod downwards presses the anti-falling plate, preliminary safety reinforcement processing is achieved, and then reinforcing and fixing processing is conducted on the fastening plate I and the fastening plate II through inserting bolts and nuts, so that gaps between the anti-falling plate and the fixing rod seat are prevented from being generated, and hook operation safety is influenced;

the top of the fixing rod seat is provided with a sawtooth strip groove matched with the sawtooth strip, and the sawtooth strip is arranged in the inner cavity of the sawtooth strip groove, so that the sliding phenomenon between the bottom of the anti-falling plate and the fixing rod seat is prevented, and the stability is prevented from being influenced;

through set up the thread groove at central authorities' through-hole inner wall, the quick fixed mounting between ring main part and the bearing bar is realized to the external screw thread on the rethread bearing bar outer wall, and the top connecting rod passes through the installation screw thread to be connected with connection structure realization, passes through fastening bolt swing joint with connection structure with the screw in the ring main part again, realizes fastening once more and handles, and the enhancement of guarantee junction is fixed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the connection ring structure of the present invention.

In the figure: 1. hooking; 2. a pin shaft; 3. an anti-drop plate; 4. a sawtooth strip; 5. a fixed rod seat; 6. a first fastening plate; 7. a second fastening plate; 8. inserting bolts; 9. a nut; 10. a load-bearing bar; 11. a connecting ring; 111. a ring body; 112. a screw hole; 113. a central through hole; 12. a telescopic rod; 13. a spring; 14. a top connecting rod; 15. and (5) installing threads.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a hook safety device for a metallurgical plant comprises a bearing rod 10, a top connecting rod 14 is arranged at the top of the bearing rod 10, mounting threads 15 are arranged at the periphery of the top connecting rod 14, a connecting ring 11 is sleeved at the periphery of the bearing rod 10, a hook 1 is connected at the bottom of the bearing rod 10, the hook 1 is rotatably connected with an anti-falling plate 3 through a pin shaft 2, a fixing rod seat 5 is arranged at the top of the right side of the hook 1, saw tooth strips 4 are uniformly arranged at the bottom of the anti-falling plate 3, a fastening plate I6 is arranged at the top of the outer wall of the right side of the fixing rod seat 5, a fastening plate II 7 is connected at the right side of the anti-falling plate 3, the anti-falling plate 3 is lifted through the fastening plate II 7, a rope to be lifted is hung on the hook 1 through a gap between the anti-falling plate 3 and the fixing rod seat 5, the fastening plate I6 and the fastening plate II 7 are movably connected with a nut 9, prevent to produce the gap between anticreep board 3 and the fixed rod seat 5, influence couple operation safety, go-between 11 bottoms are provided with telescopic link 12, and telescopic link 12 periphery is cup jointed and is provided with spring 13, and under spring 13's effect, telescopic link 12 is to the effect of the downward roof pressure of anticreep board 3, realizes preliminary safe reinforcement processing.

Referring to fig. 2, the connection ring 11 includes a ring main body 111, a central through hole 113 is formed through the center of the ring main body 111, screw holes 112 are uniformly formed through the ring main body 111, and the screw holes 112 on the ring main body 111 are movably connected to the connection structure through fastening bolts, so as to fasten the connection portion and ensure the reinforced fixation of the connection portion.

Referring to fig. 1 and 2, the bearing rod 10 is inserted into and extends out of the inner cavity of the central through hole 113, a thread groove is formed in the inner wall of the central through hole 113, external threads are arranged at positions of the bearing rod 10 corresponding to the central through hole 113, the ring main body 111 and the bearing rod 10 are movably connected through the external threads and the thread groove, the thread groove is formed in the inner wall of the central through hole 113, then the ring main body 111 and the bearing rod 10 are quickly and fixedly mounted through the external threads on the outer wall of the bearing rod 10, and the top connecting rod 14 is connected with the connecting structure through the mounting threads 15.

Referring to fig. 1, a saw tooth bar groove matched with the saw tooth bar 4 is formed in the top of the fixing bar seat 5, the saw tooth bar 4 is arranged in an inner cavity of the saw tooth bar groove in the top of the fixing bar seat 5, the saw tooth bar groove matched with the saw tooth bar 4 is formed in the top of the fixing bar seat 5, and the saw tooth bar 4 is arranged in the inner cavity of the saw tooth bar groove, so that the problem that the stability is affected due to the sliding phenomenon between the bottom of the anti-falling plate 3 and the fixing bar seat 5 is solved.

Referring to fig. 1, the top and bottom of the telescopic rod 12 are movably connected to the connecting ring 11 and the anti-falling plate 3 through bolts.

Referring to fig. 1, a rubber soft ring is sleeved on the periphery of the inserting bolt 8, and the rubber soft ring is arranged between the nut 9 and the second fastening plate 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a metallurgical factory building is with lifting hook safety device, includes bearing bar (10), its characterized in that: the top of the bearing rod (10) is provided with a top connecting rod (14), the periphery of the top connecting rod (14) is provided with an installation thread (15), the periphery of the bearing rod (10) is sleeved with a connecting ring (11), the bottom of the bearing rod (10) is connected with a hook (1), the hook (1) is rotatably connected with an anti-falling plate (3) through a pin shaft (2), the top of the right side of the hook (1) is provided with a fixed rod seat (5), the bottom of the anti-falling plate (3) is uniformly provided with sawtooth strips (4), the top of the outer wall of the right side of the fixed rod seat (5) is provided with a fastening plate I (6), the right side of the anti-falling plate (3) is connected with a fastening plate II (7), the fastening plate I (6) and the fastening plate II (7) are movably connected with a nut (9) through penetrating bolts (8, the periphery of the telescopic rod (12) is sleeved with a spring (13).

2. The metallurgical factory building lifting hook safety device of claim 1, wherein: the connecting ring (11) comprises a ring main body (111), a central through hole (113) penetrates through the center of the ring main body (111), and screw holes (112) uniformly penetrate through the ring main body (111).

3. The metallurgical factory building lifting hook safety device of claim 2, wherein: the bearing rod (10) is connected in an inserted mode and extends out of an inner cavity of the central through hole (113), a thread groove is formed in the inner wall of the central through hole (113), external threads are arranged at positions, corresponding to the central through hole (113), of the bearing rod (10), and the ring main body (111) is movably connected with the bearing rod (10) through the external threads and the thread groove.

4. The metallurgical factory building lifting hook safety device of claim 1, wherein: the top of the fixed rod seat (5) is provided with a sawtooth strip groove matched with the sawtooth strip (4), and the sawtooth strip (4) is arranged in the inner cavity of the sawtooth strip groove at the top of the fixed rod seat (5).

5. The metallurgical factory building lifting hook safety device of claim 1, wherein: the top and the bottom of the telescopic rod (12) are respectively movably connected with the connecting ring (11) and the anti-falling plate (3) through bolts.

6. The metallurgical factory building lifting hook safety device of claim 1, wherein: the periphery of the penetrating bolt (8) is sleeved with a rubber soft ring, and the rubber soft ring is arranged between the nut (9) and the fastening plate II (7).