CN212455717U - Automatic unhooking device - Google Patents

Abstract

The utility model discloses an automatic unhooking device, including the lifting hook, there is drive arrangement on the top of lifting hook through round pin axle C swing joint, and drive arrangement's the end that stretches out has the actuating lever through round pin axle D swing joint, and the actuating lever is through round pin axle A swing joint at the lower extreme of lifting hook, and the one end of actuating lever is installed and is pushed away the hook, pushes away the hook card on the couple, and the couple is installed on the fixed block of arranging side by side, and the fixed block is provided with solid fixed ring through round pin axle B swing joint at the. The utility model discloses an automatic unhooking device, but remote control does not need the manual work at the on-the-spot actual operation of lifting hook, easy operation, and hoist and mount are stable, can make immediate response under emergency condition, prevents accident's emergence, does not need manpower reaction time, has guaranteed workman's safety simultaneously, and the material resources of using manpower sparingly have realized the automatic unhooking of heavy object when the system loses electricity, has saved the workman and has removed slide valve department and carry out manual operation, has improved operating efficiency, has avoided the emergence of incident.

Description

Automatic unhooking device

Technical Field

The utility model relates to a detacher technical field specifically is an automatic unhook device.

Background

In an industrial waste gas treatment system, a kiln flue needs to be closed to ensure that flue gas enters a newly-built waste gas treatment system, but when the waste gas treatment system is overhauled, is in a fault shutdown state or is in a power outage state in a factory, a valve in the kiln flue needs to be opened in time to ensure the safe production of a kiln; and accidents are prevented. In the existing flue valve system, the valve can be lifted while the heavy object falls down through the counterweight. However, when the hoist controlling the lifting of the heavy object in the flue valve system is in a power-off locking state, the valve cannot be lifted normally, so that the valve plate is required to fall automatically. In addition, when the valve is not lifted, the lifting hook for hanging the heavy object is often positioned at a higher position, and the heavy object is hung at the lower end of the lifting hook, so that manual operation is inconvenient, difficulty is high, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic unhook device, but remote control, do not need the manual work at the on-the-spot actual operation of lifting hook, and easy operation hoists stably, can make immediate response under emergency state, prevent accident's emergence, do not need manpower reaction time, workman's safety has been guaranteed simultaneously, the material resources of using manpower sparingly, the automatic unhook of heavy object when having realized the system loses electricity, it carries out manual operation to have saved the workman and has removed slide valve department, the operating efficiency is improved, the emergence of incident has been avoided, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic unhooking device, includes the lifting hook, there is drive arrangement the top of lifting hook through round pin axle C swing joint, there is the actuating lever drive arrangement's the end that stretches out through round pin axle D swing joint, the actuating lever is through round pin axle A swing joint at the lower extreme of lifting hook, the actuating lever is kept away from round pin axle D's one end and is installed and push away the hook, push away the hook card on the couple, the couple is installed on the fixed block of arranging side by side, the fixed block is through round pin axle B swing joint at the lower extreme of lifting hook, be provided with solid fixed ring on the couple.

Preferably, the middle end of the lifting hook is provided with a hanging hole, and the lifting hook is hung on a construction site through the hanging hole.

Preferably, the driving device is driven by power in the form of pneumatic power, electric power, hydraulic power and electric-hydraulic power.

Preferably, the hook is fixed at the upper ends of the two fixing blocks in a welding or casting mode, the tail end of the hook is clamped at the groove of the push hook, and the push hook is fixed on the driving rod in a welding or casting mode.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an automatic unhooking device, but remote control, do not need the manual work at the on-the-spot actual operation of lifting hook, and easy operation, hoist and mount are stable, can make immediate response under emergency condition, prevent accident's emergence, when system loses the electricity couple bottom heavy object and need fall down, this automatic unhooking device, can unhook the heavy object at once, do not need manpower reaction time, the workman's safety has been guaranteed simultaneously, the material resources of using manpower sparingly, the automatic unhooking of heavy object when having realized system loses the electricity, the workman has been saved and has moved gate valve department and carry out manual operation, the operation efficiency is improved, the emergence of incident has been avoided.

Drawings

Fig. 1 is a schematic view of the present invention with a heavy object suspended;

fig. 2 is a schematic view of the present invention with the weight in an unhooked state;

FIG. 3 is a side view of the hook of the present invention with a fixing ring;

fig. 4 is a schematic view of the hook of the present invention;

fig. 5 is a front view of the drive rod of the present invention;

fig. 6 is a side view of the drive rod of the present invention;

fig. 7 is a schematic view of the push hook of the present invention;

fig. 8 is a schematic view of the hook of the present invention;

fig. 9 is a schematic view of the fixing block of the present invention.

In the figure: 1. a drive device; 2. a hook; 21. a hanging hole; 3. a drive rod; 4. pushing a hook; 5. hooking; 6. a fixed block; 7. a fixing ring; 8. a pin shaft A; 9. a pin B; 10. a pin shaft C; 11. and (7) a pin shaft D.

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. 1-9, an automatic unhooking device comprises a hook 2, a hanging hole 21 is formed in the middle end of the hook 2, the hook 2 is hung on a construction site through the hanging hole 21, the hook 2 is convenient to hang on the construction site, the use environment is flexible, the top end of the hook 2 is movably connected with a driving device 1 through a pin shaft C10, the driving device 1 and the hook 2 can be ensured to rotate relatively, the driving device 1 is driven through power in a pneumatic, electric, hydraulic and electro-hydraulic mixed mode, a driving rod 3 connected with the driving device 1 can control the movement of the driving device 1 through power failure control, remote control and immediate response in a dangerous state are achieved, the remote control is achieved, manual actual operation on the site of the hook 2 is not needed, the operation is simple, the hoisting is stable, immediate response can be made in an emergency state, accidents are prevented, when a heavy object at the bottom of a system power failure hook 5 needs, the automatic unhooking device can unhook heavy objects at once, does not need manpower to respond for time, simultaneously ensures the safety of workers, saves manpower and material resources, realizes the automatic unhooking of the heavy objects when a system is in power failure, saves the manual operation when the workers move to a gate valve, improves the operation efficiency, avoids the occurrence of safety accidents, the extending end of the driving device 1 is movably connected with a driving rod 3 through a pin shaft D11, the driving rod 3 is movably arranged at the lower end of a lifting hook 2 through a pin shaft A8, can ensure that the driving rod 3 and the lifting hook 2 can relatively rotate, one end of the driving rod 3, which is far away from the pin shaft D11, is provided with a push hook 4, the push hook 4 is clamped on the hook 5, and when the heavy objects are hung, the push hook 4 and the hook 5 have the structural form characteristics, so that the heavy objects can be in proper positions under the matching action of the driving device 1, the hook 5 is arranged on the fixing blocks 6 which are arranged side by side, the hook 5 is fixed at the upper ends of the two fixing blocks 6 in a welding or casting mode, the tail end of the hook 5 is clamped at the groove of the push hook 4, the push hook 4 is fixed on the driving rod 3 in a welding or casting mode, when a heavy object is hung at the lower end of the hook 5, the push hook 4 and the hook 5 need to be locked, the driving device 1 is reset, the tail end of the hook 5 is clamped at the groove of the push hook 4, and the heavy object is kept lifted; when the system loses power, the driving device 1 can immediately react, the driving device is in an extending state and pushes the driving rod 3 to push the hook 5 away, a heavy object is separated from the hook 5 under the action of gravity and falls down, meanwhile, a gate valve at the other end is lifted, the fixing block 6 is movably connected to the lower end of the lifting hook 2 through a pin shaft B9, the hook 5 and the lifting hook 2 can be ensured to rotate relatively, the hook 5 is provided with a fixing ring 7, and the heavy object is suspended on the fixing ring 7.

The working principle is as follows: when the heavy object is hung, the push hook 4 and the hook 5 are structurally characterized in that the push hook 4 and the hook 5 can be located at proper positions under the matching action of the driving device 1, the heavy object is kept in the hook 5 and is in a suspension state, the driving device 1 works and pushes the driving rod 3 to rotate around the pin shaft A8, one end, close to the push hook 4, of the driving rod 3 moves upwards, the push hook 4 can poke the hook 5 at the moment, the push hook 4 and the hook 5 are separated, and the heavy object on the fixing ring 7 is automatically unhooked.

The manufacturing process of the automatic unhooking device comprises the following steps: the driving rod 3 and the push hook 4 are fixed together into a whole by welding, and are connected to the lifting hook 2 through a pin shaft A8, and can rotate around a pin shaft A8, the hook 5 matched with the push hook 4 is manufactured, the hook 5 is connected between the two fixing blocks 6 and is integrated by welding, and is connected to the lifting hook 2 through a pin shaft B9 and can rotate around a pin shaft B9, the upper end of the driving device 1 is fixed at the top end hole of the lifting hook 2 through a pin shaft C10, so that the driving device 1 and the lifting hook 2 can rotate relatively, the extending end of the driving device 1 is connected with the driving rod 3 through a pin shaft D11, a hanging hole 21 is reserved inside the lifting hook 2, the automatic unhooking device is convenient to hang in a working area and has a flexible working environment, and is hung above a gate valve and used for lifting the counter weight lifted by the gate.

To sum up, the utility model discloses an automatic unhook device, but remote control does not need the manual work at 2 on-the-spot actual operations of lifting hook, and easy operation hoists stably, can make immediate response under emergency condition, prevents the emergence of accident, when 5 bottom heavy objects of system's power-off couple need fall down, this automatic unhook device can unhook the heavy object at once, do not need manpower reaction time, workman's safety has been guaranteed simultaneously, the material resources of using manpower sparingly, the automatic unhook of heavy object when having realized system's power-off, it carries out manual operation to have saved the workman and removed slide valve department, and the operation efficiency is improved, the emergence of incident has been avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (4)

1. An automatic unhooking device, includes lifting hook (2), its characterized in that: the top of lifting hook (2) has drive arrangement (1) through round pin axle C (10) swing joint, the end that stretches out of drive arrangement (1) has actuating lever (3) through round pin axle D (11) swing joint, actuating lever (3) are through round pin axle A (8) swing joint at the lower extreme of lifting hook (2), actuating lever (3) are kept away from the one end of round pin axle D (11) and are installed and push away hook (4), push away hook (4) card on couple (5), install on fixed block (6) of arranging side by side couple (5), fixed block (6) are through round pin axle B (9) swing joint at the lower extreme of lifting hook (2), be provided with solid fixed ring (7) on couple (5), gu hang on fixed ring (7) and have the heavy object.

2. An automatic unhooking device according to claim 1, characterized in that: the middle end of the lifting hook (2) is provided with a hanging hole (21), and the lifting hook (2) is hung on a construction site through the hanging hole (21).

3. An automatic unhooking device according to claim 1, characterized in that: the driving device (1) is driven by power in a pneumatic, electric, hydraulic and electro-hydraulic hybrid mode.

4. An automatic unhooking device according to claim 1, characterized in that: the hook (5) is fixed at the upper ends of the two fixing blocks (6) in a welding or casting mode, the tail end of the hook (5) is clamped at the groove of the push hook (4), and the push hook (4) is fixed on the driving rod (3) in a welding or casting mode.

Images