CN212953869U

CN212953869U - Automatic unhooking device of crane

Info

Publication number: CN212953869U
Application number: CN202021331799.XU
Authority: CN
Inventors: 欧相学; 王腾飞
Original assignee: Henan Changfeng Crane Co ltd
Current assignee: Henan Changfeng Crane Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-04-13
Anticipated expiration: 2030-07-09

Abstract

The utility model discloses an automatic unhooking device of hoist, including the connecting block, open the inside of connecting block has the mounting groove, and the inside rotation of mounting groove is connected with the pulley, open the inside of connecting block has the constant head tank, and the inside of constant head tank rotates through the pivot and is connected with the connecting rod, the bottom welding of connecting rod has the couple, and the welding has the link on one side outer wall of couple, the welding has the mount table on the connecting block is close to one side outer wall of link, and rotate on one side outer wall of mount table and be connected with electric telescopic handle, electric telescopic handle's output rotates the inside of connecting at the link through the pivot, open the inside of connecting rod has the. The utility model discloses after the operation of accomplishing material handling, the hoist driver can open electric telescopic handle, and electric telescopic handle adjusts the opening part of couple to being close the horizontality for the rope that couple and material are connected drops from the couple is automatic, need not special personnel and takes off the rope from the couple, has saved the manpower.

Description

Automatic unhooking device of crane

Technical Field

The utility model relates to a hoist technical field especially relates to an automatic unhook device of hoist.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The main characteristics of the crane are: the running cab and the crane control cab are integrated into a whole and are formed by the evolution of a crawler crane, the crawler and the walking bracket part of the walking mechanism are changed into a chassis with tires, the defect that the crawler plate of the crawler crane damages the road surface is overcome, and the crawler crane belongs to material handling machinery.

The existing crane usually needs special personnel on the ground to take down the hook of the crane from the goods after completing the material handling, and then the operation of next material handling can be carried out again, thus consuming manpower. Therefore, it is desirable to design an automatic unhooking device of a crane to solve the above problems.

Disclosure of Invention

The utility model aims at solving the current hoist that exists among the prior art and accomplishing a material handling back, need subaerial special personnel to take off the couple of hoist from the goods usually, later just can carry out the operation of next material handling once more, comparatively expends the shortcoming of manpower, and the automatic unhooking device of a hoist that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an automatic unhooking device of hoist, includes the connecting block, open the inside of connecting block has the mounting groove, and the inside rotation of mounting groove is connected with the pulley, open the inside of connecting block has the constant head tank, and the inside of constant head tank rotates through the pivot and is connected with the connecting rod, the bottom welding of connecting rod has the couple, and welds on one side outer wall of couple and have the link, the welding has the mount table on the connecting block is close to one side outer wall of link, and rotates on one side outer wall of mount table and be connected with electric telescopic handle, electric telescopic handle's output rotates the inside of connecting at the link through the pivot.

The key concept of the technical scheme is as follows: through the electric telescopic handle who sets up, after accomplishing the operation of a material handling, the hoist driver can open electric telescopic handle, and electric telescopic handle adjusts the opening part of couple to being close the horizontality for the rope that couple and material are connected drops from the couple is automatic, need not special personnel and takes off the rope from the couple, has saved the manpower.

Furthermore, the inside of connecting rod is opened there is the spacing groove, and the inside of spacing groove is connected with the runner through the pivot rotation.

Furthermore, the welding has pin and the control lever that is the right angle structure and distributes on the side outer wall of runner, the one end joint of pin is on one side inner wall of couple.

Furthermore, the outer wall of one side of the connecting block is welded with a fixed magnet, the outer wall of one side of the control rod is welded with a movable magnet, and the movable magnet and the fixed magnet are mutually adsorbed.

Furthermore, a fixing table is fixedly installed on the outer wall of one side of the installing table through bolts, and one end of the electric telescopic rod is rotatably connected inside the fixing table.

Furthermore, the inside of mounting groove is connected with pressure sensor through the bearing rotation, and slides and cup joints the outside at pressure sensor through the parallel key.

The utility model has the advantages that:

1. through the electric telescopic handle who sets up, after accomplishing the operation of a material handling, the hoist driver can open electric telescopic handle, and electric telescopic handle adjusts the opening part of couple to being close the horizontality for the rope that couple and material are connected drops from the couple is automatic, need not special personnel and takes off the rope from the couple, has saved the manpower.

2. Through the pin that sets up, at the in-process of transport material, the one end contact of pin and couple for the opening of couple is closed, thereby can prevent to drop at material wobbling in-process rope, causes loss of property or personal accident.

3. Through the pressure sensor who sets up, pressure sensor can weigh the material at materials handling's in-process to need not to weigh once more after making the transport, saved the time of weighing once more greatly, improved production efficiency.

Drawings

Fig. 1 is a schematic view of a closed structure of an automatic unhooking device of a crane according to the present invention;

fig. 2 is a schematic view of an opening structure of an automatic unhooking device of a crane according to the present invention;

fig. 3 is a partial structural sectional view of an automatic unhooking device of a crane according to the present invention;

fig. 4 is a schematic diagram of a structure a of the automatic unhooking device of a crane according to the present invention.

In the figure: 1 connecting block, 2 fixed slots, 3 stoppers, 4 hooks, 5 connecting frames, 6 mounting tables, 7 fixed tables, 8 electric telescopic rods, 9 mounting slots, 10 pulleys, 11 positioning grooves, 12 connecting rods, 13 limiting grooves, 14 rotating wheels, 15 stop levers, 16 control rods, 17 pressure sensors, 18 moving magnets and 19 fixed magnets.

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.

Please refer to fig. 1 to 4 simultaneously, an automatic unhooking device of crane, including connecting block 1, open the inside of connecting block 1 has mounting groove 9, and the inside rotation of mounting groove 9 is connected with pulley 10, open the inside of connecting block 1 has constant head tank 11, and the inside of constant head tank 11 rotates through the pivot and is connected with connecting rod 12, the bottom welding of connecting rod 12 has couple 4, couple 4 is used for hoisting the material, and the welding has link 5 on the outer wall of one side of couple 4, the welding has mount table 6 on the outer wall of one side that connecting block 1 is close to link 5, and rotate on the outer wall of one side of mount table 6 and be connected with electric telescopic handle 8, electric telescopic handle 8's model is preferably the non-standard system type, be used for driving couple 4 motion, electric telescopic handle 8's output rotates through the pivot and.

As can be seen from the above description, the present invention has the following advantages: through the electric telescopic handle who sets up, after accomplishing the operation of a material handling, the hoist driver can open electric telescopic handle, and electric telescopic handle adjusts the opening part of couple to being close the horizontality for the rope that couple and material are connected drops from the couple is automatic, need not special personnel and takes off the rope from the couple, has saved the manpower.

Further, a limiting groove 13 is formed in the connecting rod 12, and a rotating wheel 14 is rotatably connected to the inside of the limiting groove 13 through a rotating shaft and is used for connecting and fixing a stop lever 15 and a control lever 16.

Further, the side outer wall of runner 14 is welded with pin 15 and the control lever 16 that is the right angle structure and distributes, and the one end joint of pin 15 is on the one side inner wall of couple 4 for block the rope, prevent that the in-process rope that the material was hoisted from droing.

Furthermore, a fixed magnet 19 is welded on the outer wall of one side of the connecting block 1, a moving magnet 18 is welded on the outer wall of one side of the control rod 16, and the moving magnet 18 and the fixed magnet 19 are mutually adsorbed and used for driving the control rod 16 to move.

Further, there is a fixed station 7 on the outer wall of one side of the mounting table 6 through bolt fixed mounting, so that the electric telescopic rod 8 is convenient to detach, and one end of the electric telescopic rod 8 is rotatably connected inside the fixed station 7.

Further, the inside of the mounting groove 9 is rotatably connected with a pressure sensor 17 through a bearing, the type of the pressure sensor 17 is preferably a BROSA pin shaft type weight sensor 0201 type, the pressure sensor is used for weighing the weight of the materials, and the pressure sensor 17 is sleeved outside the pressure sensor 17 in a sliding mode through a flat key.

By adopting the stop lever, in the process of carrying materials, the stop lever is contacted with one end of the hook, so that the opening of the hook is closed, and thus the rope can be prevented from falling off in the process of swinging the materials to cause property loss or personal accidents; the pressure sensor who sets up, pressure sensor can weigh the material at materials handling's in-process to need not to weigh once more after making the transport, saved the time of weighing once more greatly, improved production efficiency.

In the following, some preferred embodiments or application examples are listed to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention to the prior art:

example 1

The utility model provides an automatic unhooking device of hoist, including connecting block 1, open connecting block 1's inside has mounting groove 9, and the inside rotation of mounting groove 9 is connected with pulley 10, open connecting block 1's inside has constant head tank 11, and the inside of constant head tank 11 rotates through the pivot and is connected with connecting rod 12, the bottom welding of connecting rod 12 has couple 4, couple 4 is used for the hoist material, and the welding has link 5 on the outer wall of one side of couple 4, the welding has mount table 6 on connecting block 1 is close to one side outer wall of link 5, and rotate on one side outer wall of mount table 6 and be connected with electric telescopic handle 8, electric telescopic handle 8's model is preferably the non-standard system type, a motion for driving couple 4, electric telescopic handle 8's output rotates the inside of connecting at link.

Wherein, the inside of the connecting rod 12 is provided with a limit groove 13, and the inside of the limit groove 13 is rotatably connected with a rotating wheel 14 through a rotating shaft for connecting and fixing a stop lever 15 and a control lever 16; a stop lever 15 and a control lever 16 which are distributed in a right-angle structure are welded on the outer wall of the side surface of the rotating wheel 14, and one end of the stop lever 15 is clamped on the inner wall of one side of the hook 4 and used for stopping a rope to prevent the rope from falling off in the process of hoisting materials; a fixed magnet 19 is welded on the outer wall of one side of the connecting block 1, a moving magnet 18 is welded on the outer wall of one side of the control rod 16, and the moving magnet 18 and the fixed magnet 19 are mutually adsorbed and used for driving the control rod 16 to move; there is fixed station 7 through bolt fixed mounting on the one side outer wall of mount table 6 for 8 convenient to detach of electric telescopic handle, and the one end of electric telescopic handle 8 rotates the inside of connecting at fixed station 7.

The working principle is as follows: when the rope is used, an operator firstly hangs the rope on the hook 4, in the process of hanging the rope, the rope pushes the stop lever 15 inwards to enable one end of the stop lever 15 to be separated from the hook 4, at the moment, the rope enters the annular structure formed by the stop lever 15 and the hook 4 in a surrounding mode, when the rope shakes in the carrying process, the rope pushes the stop lever 15 from the inner side, the stop lever 15 is blocked by the inner wall of the limiting groove, and therefore the annular structure is maintained with the hook 4, and the rope is prevented from falling off; after accomplishing the transport, operating personnel opens electric telescopic handle 8, electric telescopic handle 8 drives couple 4 and connecting rod 12 and rotates along the pivot, the inner wall of spacing groove promotes control lever 16 this moment and rotates, when couple 4 moves to extreme position, the opening of couple 4 is approximately in horizontal position, the one end of control lever 16 moves near fixed magnet 19 this moment, fixed magnet 19 and moving magnet 18 inter attraction, moving magnet 18 drives control lever 16 and continues the motion, control lever 16 drives runner 14 and rotates, runner 14 drives the motion of pin 15, make the one end of pin 15 break away from with the inner wall of couple 4, the opening part of couple 4 this moment is opened, the rope just can be followed the opening part and is come off.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic unhooking device of hoist, includes connecting block (1), its characterized in that, open the inside of connecting block (1) has mounting groove (9), and the inside rotation of mounting groove (9) is connected with pulley (10), open the inside of connecting block (1) has constant head tank (11), and the inside of constant head tank (11) rotates through the pivot and is connected with connecting rod (12), the bottom welding of connecting rod (12) has couple (4), and welds on the outer wall of one side of couple (4) and have link (5), the welding has mount table (6) on the outer wall of one side that connecting block (1) is close to link (5), and rotates on the outer wall of one side of mount table (6) and be connected with electric telescopic handle (8), the output of electric telescopic handle (8) rotates the inside of connecting at link (5) through the pivot.

2. The automatic unhooking device of a crane according to claim 1, wherein a limiting groove (13) is formed in the connecting rod (12), and a rotating wheel (14) is rotatably connected to the inside of the limiting groove (13) through a rotating shaft.

3. The automatic unhooking device of a crane according to claim 2, wherein a stop lever (15) and a control lever (16) which are distributed in a right-angle structure are welded on the outer side wall of the rotating wheel (14), and one end of the stop lever (15) is clamped on the inner wall of one side of the hook (4).

4. The automatic unhooking device of a crane according to claim 3, wherein a fixed magnet (19) is welded on the outer wall of one side of the connecting block (1), a moving magnet (18) is welded on the outer wall of one side of the control rod (16), and the moving magnet (18) and the fixed magnet (19) are mutually attracted.

5. The automatic unhooking device of a crane according to claim 1, wherein a fixing table (7) is fixedly installed on the outer wall of one side of the installation table (6) through a bolt, and one end of the electric telescopic rod (8) is rotatably connected inside the fixing table (7).

6. The automatic unhooking device of a crane according to claim 1, wherein the inside of the mounting groove (9) is rotatably connected with a pressure sensor (17) through a bearing, and the sliding is sleeved outside the pressure sensor (17) through a flat key.