CN217808320U - Automatic unhooking device of crane - Google Patents

Abstract

The utility model discloses an automatic unhooking device of hoist, including the mount pad, the bottom of mount pad is rotated and is connected with the box, is equipped with rotary mechanism in the box, and rotary mechanism's bottom is equipped with the couple, is equipped with closing mechanism on the couple, is equipped with first motor on the mount pad, and the pivot end of first motor is equipped with the gear, and the surface of box is equipped with first ring gear, and the gear meshes with first ring gear mutually. The utility model discloses a be provided with first motor, first ring gear and gear, play the purpose of rotating the couple, do benefit to couple hoist and mount heavy object, the utility model discloses a be provided with closing mechanism, when the couple hoists the heavy object, play closed couple, prevent the purpose that the heavy object drops.

Description

Automatic unhooking device of crane

Technical Field

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

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, and is also called a crown block, a navigation crane and a crane.

An authorized public number is CN207645627U and discloses an automatic unhooking device of crane, including lifting hook and electronic hydraulic rod, electronic hydraulic rod's the terminal one end of articulated connecting plate II of telescopic link, the other end and the lifting hook of connecting plate II are articulated, the lifting hook top is provided with the lifting hook axle, and the lifting hook passes through the lifting hook axle and articulates with the frame. The frame is pulley yoke grillage, the right side fixed connection board's of pulley yoke grillage one end of I, and the other end of connecting plate I is fixed on the push rod base of electro-hydraulic push rod, and electro-hydraulic push rod's motor setting is in push rod base top. The utility model discloses an unhooking device realizes the automatic hooking of lifting hook and gets the function through electric putter's flexible, with traditional by crane operator with lifting hook gib head cover realize lifting by crane the heavy object by the hoisting hole or the hawser of heavy object in, practiced thrift the human cost, realized automaticly, improved the operational safety nature.

However, the design scheme has some defects that firstly, the lifting hook cannot rotate to cause inconvenience in use, and secondly, the lifting hook does not have a closing mechanism to cause the risk that heavy objects fall off easily, so that the automatic unhooking device of the crane is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic unhooking device of hoist to solve the unable adjustment lifting hook of the automatic unhooking device of hoist, and do not have the problem of closed lifting hook function.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an automatic unhooking device of hoist, includes the mount pad, the bottom of mount pad is rotated and is connected with the box, and the bottom of box is the opening setting, be equipped with rotary mechanism in the box, through being provided with rotary mechanism, play the purpose of deflection couple, do benefit to the automatic hook who realizes the couple and get the function to reach the purpose of practicing thrift the human cost and having improved operational safety, rotary mechanism's bottom is equipped with the couple, be equipped with closing mechanism on the couple, through being provided with closing mechanism, when couple hoist and mount heavy object, play closed couple, prevent the purpose that the heavy object drops, be equipped with first motor on the mount pad, the pivot end of first motor is equipped with the gear, the surface of box is equipped with first ring gear, the gear meshes with first ring gear mutually, through being provided with first motor, first ring gear and gear, plays the purpose of rotating the couple, does benefit to couple hoist and mount the heavy object.

Preferably, the rotating mechanism comprises a connecting rod which is rotatably connected to the inner wall of the box body.

Preferably, the bottom end of the connecting rod is fixedly connected with the hook, a semicircular disc is arranged at the top end of the connecting rod, and teeth are arranged on the semicircular disc.

Preferably, be equipped with the second motor in the box, the second motor has just reversing function, the pivot end of second motor is equipped with the second ring gear, the second ring gear meshes with the semicircle dish on tooth mutually, through being provided with second ring gear and semicircle dish, is convenient for drive the couple through the connecting rod and deflects, does benefit to the automatic hook that realizes the couple and gets the function.

Preferably, the closing mechanism comprises a support, the support is fixedly mounted on the hook, and the support is L-shaped.

Preferably, be equipped with electric telescopic handle on the support, electric telescopic handle's flexible rod end runs through the couple and is equipped with the inserted block, through being provided with electric telescopic handle, is convenient for drive the inserted block and removes.

Preferably, the hook is provided with a slot, and the insertion of the insertion block is facilitated by the slot, so that the purpose of closing the hook is achieved.

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

1. the utility model discloses a be provided with first motor, first ring gear and gear, play the purpose of rotating the couple, do benefit to couple hoist and mount heavy object.

2. The utility model discloses a be provided with closing mechanism, when the couple hoists the heavy object, play closed couple, prevent the purpose that the heavy object drops.

3. The utility model discloses a be provided with rotary mechanism, play the purpose of couple that deflects, do benefit to the automatic hook that realizes the couple and get the function to reach the purpose of practicing thrift the human cost and having improved operation security.

Drawings

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

FIG. 2 is a sectional view of the overall structure of the present invention;

fig. 3 is a schematic view of the ring gear of the present invention.

In the figure: 1. a mounting seat; 2. hooking; 3. inserting a block; 4. a support; 5. an electric telescopic rod; 6. a connecting rod; 7. a box body; 8. a gear; 9. a first motor; 10. a first ring gear; 11. a slot; 12. a semicircular disc; 13. a second ring gear; 14. a second motor.

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 efforts all belong to the protection scope of the present invention.

Example 1

Referring to fig. 1, 2 and 3, the illustrated automatic unhooking device for the crane includes a mounting base 1, a box 7 is rotatably connected to a bottom end of the mounting base 1, a bottom end of the box 7 is provided with an opening, a rotating mechanism is arranged in the box 7, and the rotating mechanism is arranged to deflect a hook 2, so that an automatic hooking function of the hook 2 is facilitated, and the purposes of saving labor cost and improving operation safety are achieved.

Wherein, closing mechanism includes support 4, and support 4 fixed mounting is on couple 2, and the shape of support 4 is L shape, is equipped with electric telescopic handle 5 on the support 4, and electric telescopic handle 5's flexible rod end runs through couple 2 and is equipped with inserted block 3, through being provided with electric telescopic handle 5, is convenient for drive inserted block 3 and removes, is equipped with slot 11 on the couple 2, through being provided with slot 11, is convenient for peg graft of inserted block 3 to reach closed couple 2's mesh.

When this automatic unhook device of hoist uses: when couple 2 uses, will insert piece 3 through electric telescopic handle 5 and shift out slot 11, play the purpose of opening couple 2, do benefit to couple 2's use, after 2 string dresses the heavy object in couple, insert piece 3 through electric telescopic handle 5 and peg graft in slot 11, play closed couple 2's purpose, prevent that the heavy object from unhooking.

Example 2

Referring to fig. 1, 2 and 3, in this embodiment, the embodiment is further described with respect to example 1, and an automatic unhooking device for a crane in the figure includes a mounting base 1, a box 7 is rotatably connected to a bottom end of the mounting base 1, a bottom end of the box 7 is provided with an opening, a rotating mechanism is arranged in the box 7, and the rotating mechanism is arranged to deflect a hook 2, so as to facilitate an automatic hooking function of the hook 2, thereby achieving the purposes of saving labor cost and improving operation safety, the bottom end of the rotating mechanism is provided with the hook 2, the hook 2 is provided with a closing mechanism, by providing the closing mechanism, when a heavy object is hoisted by the hook 2, the hook 2 is closed to prevent the heavy object from falling off, the mounting base 1 is provided with a first motor 9, a rotating shaft end of the first motor 9 is provided with a gear 8, a surface of the box 7 is provided with a first gear ring 10, the gear 8 is meshed with the first gear 10, and by providing the first motor 9, the first gear ring 10 and the gear 8, so as to facilitate hoisting of the hook 2.

Wherein, rotary mechanism includes connecting rod 6, connecting rod 6 rotates to be connected in the inner wall of box 7, the bottom and the couple 2 fixed connection of connecting rod 6, the top of connecting rod 6 is equipped with half-disk 12, be equipped with the tooth on the half-disk 12, be equipped with second motor 14 in the box 7, second motor 14 has the function of just reversing, the pivot end of second motor 14 is equipped with second ring gear 13, tooth meshing mutually on second ring gear 13 and the half-disk 12, through being provided with second ring gear 13 and half-disk 12, be convenient for drive couple 2 through connecting rod 6 and deflect, do benefit to the automatic hooking function that realizes couple 2.

In this embodiment, when a heavy object is hoisted, according to the hoisting direction requirement, the first motor 9 is started, the first motor 9 drives the gear 8 to rotate, the gear 8 is meshed with the first gear ring 10, the box body 7 is moved to rotate through the first gear ring 10, the box body 7 drives the hook 2 to rotate through the rotating mechanism until the hook 2 rotates to a proper direction, then the insert block 3 is moved out of the slot 11 through the electric telescopic rod 5, the second motor 14 is started again, the second motor 14 drives the connecting rod 6 to deflect through the second gear ring 13 and the semicircular disc 12, the connecting rod 6 drives the hook 2 to deflect until the hook 2 deflects to an angle capable of hanging the heavy object, then the hook 2 is moved through a crane until the hook 2 hangs the heavy object, then the hook 2 is restored to a vertical state through the reverse rotation of the second motor 14, the insert block 3 is inserted into the slot 11 through the electric telescopic rod 5, the closing work of the hook 2 is completed, and the heavy object is hoisted automatically.

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 (7)

1. An automatic unhooking device of a crane, comprising:

mount pad (1), the bottom of mount pad (1) is rotated and is connected with box (7), be equipped with rotary mechanism in box (7), rotary mechanism's bottom is equipped with couple (2), be equipped with closing mechanism on couple (2), be equipped with first motor (9) on mount pad (1), the pivot end of first motor (9) is equipped with gear (8), the surface of box (7) is equipped with first ring gear (10), gear (8) and first ring gear (10) mesh mutually.

2. The automatic unhooking device of the crane as claimed in claim 1, wherein: the rotating mechanism comprises a connecting rod (6), and the connecting rod (6) is rotatably connected to the inner wall of the box body (7).

3. The automatic unhooking device of the crane as claimed in claim 2, wherein: the bottom of connecting rod (6) and couple (2) fixed connection, the top of connecting rod (6) is equipped with semicircle dish (12), be equipped with tooth on the semicircle dish (12).

4. The automatic unhooking device of the crane as claimed in claim 3, wherein: a second motor (14) is arranged in the box body (7), a second gear ring (13) is arranged at the rotating shaft end of the second motor (14), and the second gear ring (13) is meshed with the upper teeth of the semicircular disc (12).

5. The automatic unhooking device of the crane as claimed in claim 1, wherein: the closing mechanism comprises a support (4), and the support (4) is fixedly arranged on the hook (2).

6. The automatic unhooking device of the crane as claimed in claim 5, wherein: an electric telescopic rod (5) is arranged on the support (4), and a telescopic rod end of the electric telescopic rod (5) penetrates through the hook (2) and is provided with an inserting block (3).

7. The automatic unhooking device of the crane as claimed in claim 1, wherein: the hook (2) is provided with a slot (11).

Images