CN210418949U

CN210418949U - Self-locking type lifting hook of clean crane

Info

Publication number: CN210418949U
Application number: CN201921101689.1U
Authority: CN
Inventors: 王宏斌
Original assignee: Guangzhou Xincheng Human Resources Service Co Ltd
Current assignee: Guangzhou Xincheng Human Resources Service Co Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-04-28
Anticipated expiration: 2029-07-15

Abstract

The utility model provides a clean hoist is from locking-type lifting hook relates to crane equipment field. This clean hoist is from locking-type lifting hook, including elevating gear, the center department swing joint at dead lever top has the spliced pole, and the bottom fixedly connected with fly leaf of spliced pole, the one end rotation that the locating piece was kept away from to the connecting axle is connected with the hinge bar, and the one end fixedly connected with spacing ring that the hinge bar was kept away from to the hinge bar, and the bottom of fly leaf is rotated and is connected with the rotary column. This clean hoist is from locking-type lifting hook, through setting up the fly leaf, the connecting axle, the hinge bar, the hinge post, the spacing ring rotary column, when the coupler body hoisted the object, can make the fixed plate descend to make the fly leaf descend, through connecting axle and fly leaf cooperation, thereby make the hinge bar motion, thereby make the spacing ring motion, mesh with the spacing ring through setting up the rotary column, thereby difficult rotation when making the coupler body rise, the problem that the heavy object that is hoisted when having solved the lifting hook and carrying out the operation can rotate along with the lifting hook is together.

Description

Self-locking type lifting hook of clean crane

Technical Field

The utility model relates to a crane equipment technical field specifically is a clean crane is from locking-type lifting hook.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. A hook is one of the most common spreaders in hoisting machinery. The hook is often suspended from the wire rope of the hoisting mechanism by means of a pulley block or the like.

The lifting hook is at the in-process of hoist and mount operation, if the lifting hook is rotatory, wears to twine very easily around the wire rope between lifting hook and davit top pulley block group together, and the lifting hook on the present market is for carrying out the heavy object of all directions and lifts by crane, designs the gib head of lifting hook for the structure that can freely rotate around vertical axis usually, and the heavy object that is lifted by when the lifting hook carries out the operation can rotate together along with the lifting hook, collides with other objects very easily, causes the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a clean hoist is from locking-type lifting hook has solved the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a self-locking type lifting hook of a clean crane comprises a lifting device, wherein the bottom of the lifting device is fixedly connected with a connecting plate, the bottom of the connecting plate is movably connected with a fixed plate, the bottom of the fixed plate is fixedly connected with a hook body, the front of the hook body is fixedly connected with a blocking device, the inside of the connecting plate is provided with an inner cavity, the bottom of the inner cavity is provided with a communication hole, the inner wall of the inner cavity is fixedly connected with a fixed rod, the center of the top of the fixed rod is movably connected with a connecting post, the top of the connecting post is fixedly connected with a limiting plate, the bottom of the limiting plate is fixedly connected with a spring in a bilateral symmetry mode through a self central line, the bottom of the connecting post is fixedly connected with a movable plate, the one end rotation that the locating piece was kept away from to the connecting axle is connected with the hinge bar, the inner wall of inner chamber is with self central line bilateral symmetry fixedly connected with pivot, the surface that the inner chamber was kept away from in the pivot rotates with the hinge bar to be connected, the one end that the pivot was kept away from to the hinge bar articulates there is the hinge post, the one end fixedly connected with spacing ring of hinge bar is kept away from to the hinge post, the bottom of pillar is rotated and is connected with the rotary column through running through the outside that the intercommunicating pore extended to the connecting plate, the bottom.

Preferably, the limiting ring is semicircular, and a tooth key is arranged on one side surface of the limiting ring close to the rotary column.

Preferably, the outer surface of the rotary column is provided with a toothed key, and the toothed key of the rotary column is meshed with the limiting ring.

Preferably, the bottom of the connecting column penetrates through the fixed rod to be fixedly connected with the movable plate, and the length of the connecting column is greater than that of the rotating column.

Preferably, the length of the through hole is larger than the moving distance of the limiting ring, and the bottom of the limiting ring is in sliding connection with the inner cavity.

Preferably, the rotation angle of the hinge rod and the hinge column is the same as the rotation angle of the hinge rod and the rotating shaft.

(III) advantageous effects

The utility model provides a clean hoist is from locking-type lifting hook. The method has the following beneficial effects:

1. this clean hoist is from locking-type lifting hook, through setting up the fly leaf, the connecting axle, the hinge bar, the hinge post, the spacing ring rotary column, when the coupler body hoisted the object, can make the fixed plate descend, thereby make the rotary column descend, thereby make the fly leaf descend, cooperate through connecting axle and fly leaf, thereby make the hinge bar motion, thereby make the hinge post move, thereby make the spacing ring motion, mesh with the spacing ring through setting up the rotary column, thereby make the rotary column fixed, thereby difficult rotation when making the coupler body rise, the problem that the heavy object that is hoisted when having solved the lifting hook and carrying out the operation can rotate together along with the lifting hook is together.

2. This clean hoist is from locking-type lifting hook through setting up the through-hole, can cooperate with the connecting axle, and when the coupler body descends, the rotary column can drive the fly leaf and descend to make the connecting axle move inside the through-hole, thereby make the hinge bar move, thereby make the hinge bar follow the hinge bar and move, thereby make that the spacing ring can be more convenient carry out the contact with the rotary column and fix, thereby it is more convenient when making the device use.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the local structure of the rotary column of the present invention.

Wherein, 1 elevating gear, 2 connecting plates, 3 fixed plates, 4 coupler bodies, 5 blocking devices, 6 inner cavities, 7 fixed rods, 8 connecting columns, 9 limiting plates, 10 springs, 11 movable plates, 12 through holes, 13 connecting shafts, 14 positioning blocks, 15 hinge rods, 16 rotating shafts, 17 hinge columns, 18 limiting rings, 19 rotating columns and 20 communicating holes.

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.

The embodiment of the utility model provides a self-locking type lifting hook of a clean crane, as shown in figures 1-4, the lifting hook comprises a lifting device 1, the lifting device 1 is driven by a motor, which belongs to the prior art, the bottom of the lifting device 1 is fixedly connected with a connecting plate 2, the bottom of the connecting plate 2 is movably connected with a fixing plate 3, the bottom of the fixing plate 3 is fixedly connected with a hook body 4, the front of the hook body 4 is fixedly connected with a blocking device 5, the blocking device 5 is the prior art, an inner cavity 6 is arranged inside the connecting plate 2, a communication hole 20 is arranged at the bottom of the inner cavity 6, a fixing rod 7 is fixedly connected with the inner wall of the inner cavity 6, a connecting column 8 is movably connected at the center of the top of the fixing rod 7, the bottom of the connecting column 8 passes through the fixing rod 7 to be fixedly connected with a movable plate 11, and the length, so that the rotary column 19 is not easy to block when descending, thereby the device is more convenient and faster when in use, the top of the connecting column 8 is fixedly connected with the limiting plate 9, the bottom of the limiting plate 9 is fixedly connected with the spring 10 in bilateral symmetry with the self central line, the spring 10 is fixedly connected with the fixed rod 7, the bottom of the connecting column 8 is fixedly connected with the movable plate 11, the front of the movable plate 11 is provided with the through hole 12 in bilateral symmetry with the self central line, the length of the through hole 12 is larger than the moving distance of the limiting ring 18, and the bottom of the limiting ring 18 is connected with the inner cavity 6 in a sliding way, the length of the through hole 12 is set, the rotary column 19 can be driven to descend by the hook body 4, thereby when the movable plate 11 moves, the connecting shaft 13 can move inside the movable plate 11, thereby the hinge rod 15 can move through the connecting shaft 13, thereby the hinge column, thereby the device is more stable and convenient when in use, the inside of the through hole 12 is movably connected with a connecting shaft 13, one end of the connecting shaft 13, which is positioned outside the through hole 12, is fixedly connected with a positioning block 14, one end of the connecting shaft 13, which is far away from the positioning block 14, is rotatably connected with a hinge rod 15, the rotation angle of the hinge rod 15 and a hinge column 17 is the same as the rotation angle of the hinge rod 15 and a rotating shaft 16, the rotation angle is set, the hinge rod 15 can drive the hinge column 17 to rotate, the rotation angle is not easy to generate blockage with the rotating shaft 16, so that the limit ring 18 is more quickly and conveniently contacted with a rotating column 19, the device is more conveniently and quickly used, the inner wall of the inner cavity 6 is fixedly connected with the rotating shaft 16 in a bilateral symmetry way by the center line of the rotating shaft 16, the outer surface of the rotating shaft 16, which is far away from the inner cavity 6, the limiting ring 18 is semicircular, a side surface of the limiting ring 18 close to the rotary column 19 is provided with a toothed key, the semicircular limiting ring 18 is arranged, when the movable plate 11 moves, the hinge rod 15 can move, so that the hinge column 17 moves, so that the limiting ring 18 can be more stable when being in contact with and fixed on the rotary column 19, so that the device is more stable and convenient when in use, the bottom of the movable plate 11 is rotatably connected with the rotary column 19, the outer surface of the rotary column 19 is provided with the toothed key, the toothed key of the rotary column 19 is meshed with the limiting ring 18, when the hook body 4 descends, the movable plate 11 descends, so that the hinge rod 15 drives the hinge column 17 to move, so that the limiting ring 18 moves, so that the rotary column 19 is not easy to rotate, so that the device is safer and more convenient to use, the bottom of the rotary column 19 extends to the outside of the connecting plate 2 through the through communication hole 20, and the bottom of the rotary column 19 is fixedly connected with the fixed plate 3.

The working principle is as follows: when the self-locking type lifting hook of the clean crane is used, an object is hung in the hook body 4 manually, when the lifting device 1 is started, the hook body 4 can be lifted, so that the fixed plate 3 can be lowered, the rotary column 19 can be lowered, so that the movable plate 11 can be lowered, so that the connecting column 8 can be lowered, through the through hole 12, when the movable plate 11 is lowered, the movable plate can be matched with the connecting shaft 13, so that the hinged rod 15 can move, so that the hinged column 17 can move, so that the limiting ring 18 can be driven to move, through the arrangement of the limiting ring 18 and the rotary column 19 which are meshed, the limiting ring 18 and the rotary column 19 are in contact fixation, so that the rotary column 19 is not easy to rotate when the hook body 4 is lifted, so that the device is safer and more convenient to use, through the arrangement of the spring 10, when the hook body 4 puts down the object, the spring 10 can drive the limiting plate, thereby raising the connection post 8 and thus the movable plate 11, and thus separating the stopper ring 18 from the rotation post 19, thereby enabling the hook body 4 to rotate the placed object.

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 clean hoist is from locking-type lifting hook, includes elevating gear (1), its characterized in that: the bottom of the lifting device (1) is fixedly connected with a connecting plate (2), the bottom of the connecting plate (2) is movably connected with a fixed plate (3), the bottom of the fixed plate (3) is fixedly connected with a hook body (4), the front of the hook body (4) is fixedly connected with a blocking device (5), an inner cavity (6) is formed in the connecting plate (2), a communication hole (20) is formed in the bottom of the inner cavity (6), a fixed rod (7) is fixedly connected to the inner wall of the inner cavity (6), a connecting column (8) is movably connected to the center of the top of the fixed rod (7), a limiting plate (9) is fixedly connected to the top of the connecting column (8), springs (10) are fixedly connected to the bottom of the limiting plate (9) in a bilateral symmetry manner through a self central line, the springs (10) are fixedly connected with the fixed rod (7), a movable plate (11) is fixedly, the inside swing joint of through-hole (12) has connecting axle (13), connecting axle (13) are located through-hole (12) outside one end fixedly connected with locating piece (14), the one end rotation that locating piece (14) were kept away from in connecting axle (13) is connected with hinge bar (15), the inner wall of inner chamber (6) is with self central line bilateral symmetry fixedly connected with pivot (16), the surface and the hinge bar (15) rotation of inner chamber (6) are kept away from in pivot (16) are connected, the one end that pivot (16) were kept away from in hinge bar (15) articulates there is hinge post (17), the one end fixedly connected with spacing ring (18) of hinge post (15) are kept away from in hinge post (17), the bottom of fly leaf (11) is rotated and is connected with rotary column (19), the bottom of rotary column (19) is through running through intercommunicating pore (20) and is extended to the outside of connecting plate (2), the.

2. The self-locking lifting hook of the clean crane according to claim 1, which is characterized in that: the limiting ring (18) is semicircular, and a toothed key is arranged on one side surface of the limiting ring (18) close to the rotary column (19).

3. The self-locking lifting hook of the clean crane according to claim 1, which is characterized in that: the outer surface of the rotary column (19) is provided with a toothed key, and the toothed key of the rotary column (19) is meshed with the limiting ring (18).

4. The self-locking lifting hook of the clean crane according to claim 1, which is characterized in that: the bottom of the connecting column (8) penetrates through the fixed rod (7) to be fixedly connected with the movable plate (11), and the length of the connecting column (8) is greater than that of the rotating column (19).

5. The self-locking lifting hook of the clean crane according to claim 1, which is characterized in that: the length of the through hole (12) is larger than the moving distance of the limiting ring (18), and the bottom of the limiting ring (18) is in sliding connection with the inner cavity (6).

6. The self-locking lifting hook of the clean crane according to claim 1, which is characterized in that: the rotation angle of the hinge rod (15) and the hinge column (17) is the same as that of the hinge rod (15) and the rotating shaft (16).