CN217838089U - Lifting hook anti-disengaging mechanism for crane - Google Patents
Lifting hook anti-disengaging mechanism for crane Download PDFInfo
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- CN217838089U CN217838089U CN202221735271.8U CN202221735271U CN217838089U CN 217838089 U CN217838089 U CN 217838089U CN 202221735271 U CN202221735271 U CN 202221735271U CN 217838089 U CN217838089 U CN 217838089U
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- lifting hook
- rotating
- fixedly connected
- hook
- crane
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Abstract
The utility model relates to the technical field of crane, specifically be a lifting hook anti-disengaging mechanism for crane, including the installing frame, the last fixed surface of installing frame is connected with two symmetrical mounting panels, and the mounting groove has all been seted up to the surface of two mounting panels, and the inside of installing frame is equipped with rotary mechanism, and rotary mechanism includes the connecting rod, and the outer fixed surface of connecting rod is connected with the fixed plate, the utility model relates to a rationally, it is through setting up stop gear, utilizes the stop gear of setting can improve lifting hook anti-disengaging mechanism's stability, has avoided the problem that the hawser can produce and drop in the use, has reached the purpose that improves lifting hook anti-disengaging mechanism security, utilizes the stop gear who sets up to also can easily take out the hawser simultaneously, avoids appearing needing workman one-hand operation anti-disengaging mechanism, takes out the hawser on the other hand, and is not convenient for the problem of having taken out, has reached the purpose of being convenient for taking out the hawser out, has realized the effect that improves lifting hook mechanism practicality.
Description
Technical Field
The utility model belongs to the technical field of the hoist, specifically speaking relates to a lifting hook anti-disengaging mechanism for crane.
Background
The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range. Also known as crown blocks, navigation cranes and cranes. An indispensable component is the lifting hook in the working process of the crane, and in order to improve the working efficiency of the crane, an anti-drop mechanism is usually arranged at the lifting hook to prevent the lifting hook and the mooring rope from dropping.
At present, the existing hook anti-drop mechanism has single structure and poor stability, is easy to drop off in the using process, reduces the safety of the hook anti-drop mechanism, and need workman's operation anti-disengaging mechanism on one hand often when getting the hawser, get the hawser on one hand, the workman of being not convenient for has an effect, takes out comparatively difficultly, and the practicality is lower, in view of this special the utility model discloses put forward.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model adopts the technical scheme that:
the utility model provides a lifting hook anti-disengaging mechanism for crane, includes the installing frame, the last fixed surface of installing frame is connected with two symmetrical mounting panels, two the mounting groove has all been seted up to the surface of mounting panel, the inside of installing frame is equipped with rotary mechanism, rotary mechanism includes the connecting rod, the outer fixed surface of connecting rod is connected with the fixed plate, the bottom surface fixedly connected with lifting hook of connecting rod, the inside of lifting hook is equipped with stop gear, stop gear includes the locating piece, the bottom surface of locating piece is connected with the outer fixed surface of lifting hook.
Furthermore, rotary mechanism includes first rotatory piece and two rotatory pieces of second, the surface of connecting rod rotates with the inside of first rotatory piece to be connected, the last fixed surface of connecting rod is connected with first dog.
Furthermore, one side face, close to each other, of each of the two second rotating blocks is fixedly connected with the outer surface of the first rotating block, the outer surface of each of the two second rotating blocks is rotatably connected with the inside of the mounting frame, and a blocking rod is fixedly connected inside each of the two second rotating blocks.
Furthermore, stop gear includes the threaded rod, the surface of locating piece rotates and is connected with the rotor plate, the draw-in groove has been seted up to the surface of rotor plate.
Furthermore, the upper surface fixed connection elastic component of rotor plate, the one end that the rotor plate was kept away from to the elastic component and the one end fixed connection of fixed plate, the surface of lifting hook and the surface of rotor plate all set up threaded hole.
Furthermore, the outer surface of the lifting hook is fixedly connected with a second baffle, and the outer surface of the threaded rod is in threaded connection with the inner part of the threaded hole.
Further, the one end fixedly connected with fixed block of threaded rod, a side fixedly connected with arc handle that the threaded rod was kept away from to the fixed block.
Compared with the prior art, the utility model following beneficial effect has:
1. the utility model discloses a set up stop gear, the stop gear who utilizes to set up can improve lifting hook anti-disengaging mechanism's stability, avoided the problem that the hawser can produce and drop in the use, the purpose of improving lifting hook anti-disengaging mechanism security has been reached, the stop gear who utilizes to set up simultaneously also can easily take out the hawser, avoid appearing needing workman one-hand operation anti-disengaging mechanism, get the hawser on the other hand, and the problem of being not convenient for to have an effect, reached the purpose of being convenient for take out the hawser, the effect of improvement lifting hook anti-disengaging mechanism practicality has been realized.
2. The utility model discloses a set up first rotatory piece, the rotatory piece of second, connecting rod and lifting hook, through rotating the connecting rod, drive first rotatory piece and the rotatory piece of second and rotate, with the lifting hook on the hawser, lifting by crane the back, the lifting hook can rotate under the inertia effect, makes the connecting rod carry out 360 degrees rotations in the inside of first rotatory piece, makes and keeps this some distance between the hoist throughout, can not twist and close together, has reached the purpose of avoiding producing the fracture accident of falling.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
fig. 1 is a schematic perspective view of a top view of the present invention;
fig. 2 is a schematic view of the rotating mechanism of the present invention;
FIG. 3 is a schematic view of a spacing mechanism of the present invention;
fig. 4 is a schematic view of a part of the structure of the limiting mechanism of the present invention.
In the figure: 1-installing a frame; 2-mounting the plate; 3, mounting a groove; 4-a rotating mechanism; 401 — a first rotation block; 402-a second rotating block; 403-a connecting rod; 404-a first stop; 405-a gear lever; 5, fixing a plate; 6-a hook; 7-a limiting mechanism; 701-positioning a block; 702-a rotating plate; 703-a card slot; 704-a resilient member; 705-threaded hole; 706-a second baffle; 707-a threaded rod; 708-fixed blocks; 709-arc handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.
As shown in fig. 1 to 4, a lifting hook anti-disengaging mechanism for a crane comprises an installation frame 1, wherein two symmetrical installation plates 2 are fixedly connected to the upper surface of the installation frame 1, and installation grooves 3 are formed in the outer surfaces of the two installation plates 2.
Here, the mounting plate 2 and the mounting groove 3 are provided for the convenience of mounting the hook 6 on the crane.
The inside of the mounting frame 1 is provided with a rotating mechanism 4, and the rotating mechanism 4 comprises a connecting rod 403.
The rotating mechanism 4 comprises a first rotating block 401 and two second rotating blocks 402, the outer surface of a connecting rod 403 is rotatably connected with the inside of the first rotating block 401, and the upper surface of the connecting rod 403 is fixedly connected with a first stopper 404.
Here, the arrangement is to increase the force-receiving area of the hook 6, and to achieve rotation of the hook 6.
One side face of the two second rotating blocks 402 close to each other is fixedly connected with the outer surface of the first rotating block 401, the outer surfaces of the two second rotating blocks 402 are rotatably connected with the inside of the mounting frame 1, and the inside of the two second rotating blocks 402 is fixedly connected with a stop rod 405.
Here, the stopper 405 is provided to prevent the second rotation block 402 from falling out of the mounting frame 1.
Through rotating connecting rod 403, drive first rotatory piece 401 and the rotatory piece 402 of second and rotate, with lifting hook 6 hook on the hawser, lifting by crane the back, lifting hook 6 can rotate under the inertial action, makes connecting rod 403 carry out 360 degrees rotations in the inside of first rotatory piece 401, makes and remains this some distance between the hoist all the time, can not twist and close together, has reached the purpose of avoiding producing the fracture accident of falling.
The outer fixed surface of connecting rod 403 is connected with fixed plate 5, and the bottom surface fixedly connected with lifting hook 6 of connecting rod 403, the inside of lifting hook 6 are equipped with stop gear 7, and stop gear 7 includes locating piece 701, and the bottom surface of locating piece 701 is connected with the outer fixed surface of lifting hook 6.
The limiting mechanism 7 comprises a threaded rod 707, and a rotating plate 702 is rotatably connected to the outer surface of the positioning block 701.
Here, the positioning block 701 and the rotating plate 702 are both made of a material having high hardness.
The outer surface of the rotating plate 702 is provided with a clamping groove 703.
An elastic member 704 is fixedly coupled to an upper surface of the rotating plate 702.
Here, the elastic member 704 is a tension spring.
One end of the elastic piece 704 far away from the rotating plate 702 is fixedly connected with one end of the fixing plate 5, and threaded holes 705 are formed in the outer surface of the hook 6 and the outer surface of the rotating plate 702.
The outer surface of the hook 6 is fixedly connected with a second baffle 706.
Here, the second stop 706 is provided to ensure that the hook 6 and the threaded hole 705 of the rotating plate 702 coincide when the rotating plate 702 abuts against the second stop 706.
The outer surface of threaded rod 707 is threadedly engaged with the interior of threaded bore 705.
One end of the threaded rod 707 is fixedly connected with a fixing block 708, and one side of the fixing block 708 far away from the threaded rod 707 is fixedly connected with an arc-shaped handle 709.
Here, the outer surface of the arc-shaped handle 709 is sleeved with a layer of hard rubber material.
When the mooring rope is required to be limited, the mooring rope is placed into the lifting hook 6, the rotating plate 702 is rotated, the elastic part 704 is made to generate elasticity, meanwhile, the threaded rod 707 is in threaded connection with the inside of the threaded hole 705, the limitation of the mooring rope in the lifting hook 6 is completed, the stability of the lifting hook anti-disengaging mechanism is improved, the problem that the mooring rope can fall off in the using process is avoided, the purpose of improving the safety of the lifting hook anti-disengaging mechanism is achieved, when the mooring rope is required to be taken out, the arc-shaped handle 709 is rotated, the threaded rod 707 is gradually kept away from the inside of the threaded hole 705 until the threaded rod is completely separated from the cable, under the elastic action of the elastic part 704, the rotating plate 702 is made to be away from the surface of the lifting hook 6 quickly, then a worker can take out the mooring rope easily, the problem that the anti-disengaging mechanism is required to be operated by one hand by the worker, the mooring rope is taken out by one hand, the anti-disengaging mechanism is inconvenient to take out is solved, the purpose of facilitating taking out of the mooring rope out is achieved, and the effect of improving the practicability of the lifting hook mechanism is achieved.
The working principle is as follows: when the cable is required to be limited, the cable is placed into the lifting hook 6, the rotating plate 702 is rotated to enable the elastic part 704 to generate elasticity, the threaded rod 707 is connected to the inside of the threaded hole 705 in a threaded manner, the limitation of the cable in the lifting hook 6 is completed, the stability of the anti-falling mechanism of the lifting hook is improved, the problem that the cable falls off in the using process is avoided, the purpose of improving the safety of the anti-falling mechanism of the lifting hook is achieved, when the cable is required to be taken out, the arc-shaped handle 709 is rotated to enable the threaded rod 707 to be gradually away from the inside of the threaded hole 705 until the cable is completely separated from the threaded rod, under the elastic action of the elastic part 704, the rotating plate 702 is enabled to be away from the surface of the lifting hook 6 quickly, then a worker can take out the cable easily, the problem that the cable is required to be operated by one hand and the cable is taken out by one hand, the problem that the force is inconvenient to be exerted is solved, the purpose of taking out the cable is achieved, and the effect of improving the practicability of the anti-falling mechanism of the lifting hook is achieved; through rotating connecting rod 403, drive first rotatory piece 401 and the rotatory piece 402 of second and rotate, with lifting hook 6 hook on the hawser, lifting by crane the back, lifting hook 6 can rotate under the inertial action, makes connecting rod 403 carry out 360 degrees rotations in the inside of first rotatory piece 401, makes and remains this some distance between the hoist all the time, can not twist and close together, has reached the purpose of avoiding producing the fracture accident of falling.
Claims (7)
1. The utility model provides a lifting hook anti-disengaging mechanism for crane, includes installing frame (1), its characterized in that, the last fixed surface of installing frame (1) is connected with two symmetrical mounting panel (2), two mounting groove (3) have all been seted up to the surface of mounting panel (2), the inside of installing frame (1) is equipped with rotary mechanism (4), rotary mechanism (4) are including connecting rod (403), the external fixed surface of connecting rod (403) is connected with fixed plate (5), the bottom surface fixedly connected with lifting hook (6) of connecting rod (403), the inside of lifting hook (6) is equipped with stop gear (7), stop gear (7) are including locating piece (701), the bottom surface of locating piece (701) and the external fixed surface of lifting hook (6) are connected.
2. The hook drop-preventing mechanism for the crane as claimed in claim 1, wherein the rotating mechanism (4) comprises a first rotating block (401) and two second rotating blocks (402), the outer surface of the connecting rod (403) is rotatably connected with the inner part of the first rotating block (401), and the upper surface of the connecting rod (403) is fixedly connected with a first stopper (404).
3. The hook anti-drop mechanism for the crane according to claim 2, wherein one side surface of the two second rotating blocks (402) close to each other is fixedly connected with the outer surface of the first rotating block (401), the outer surfaces of the two second rotating blocks (402) are rotatably connected with the inside of the mounting frame (1), and the inside of the two second rotating blocks (402) is fixedly connected with a stop rod (405).
4. The lifting hook anti-drop mechanism for the crane according to claim 1, wherein the limiting mechanism (7) comprises a threaded rod (707), the outer surface of the positioning block (701) is rotatably connected with a rotating plate (702), and the outer surface of the rotating plate (702) is provided with a clamping groove (703).
5. The hook anti-drop mechanism for the crane according to claim 4, wherein an elastic member (704) is fixedly connected to an upper surface of the rotating plate (702), one end of the elastic member (704) away from the rotating plate (702) is fixedly connected to one end of the fixed plate (5), and both the outer surface of the hook (6) and the outer surface of the rotating plate (702) are provided with threaded holes (705).
6. A hook anti-drop mechanism for a crane according to claim 5, characterized in that a second baffle (706) is fixedly connected to the outer surface of the hook (6), and the outer surface of the threaded rod (707) is in threaded connection with the inside of the threaded hole (705).
7. The hook anti-drop mechanism for the crane as claimed in claim 6, wherein a fixing block (708) is fixedly connected to one end of the threaded rod (707), and an arc-shaped handle (709) is fixedly connected to one side surface of the fixing block (708) far away from the threaded rod (707).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221735271.8U CN217838089U (en) | 2022-07-07 | 2022-07-07 | Lifting hook anti-disengaging mechanism for crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221735271.8U CN217838089U (en) | 2022-07-07 | 2022-07-07 | Lifting hook anti-disengaging mechanism for crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217838089U true CN217838089U (en) | 2022-11-18 |
Family
ID=84035269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221735271.8U Active CN217838089U (en) | 2022-07-07 | 2022-07-07 | Lifting hook anti-disengaging mechanism for crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217838089U (en) |
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2022
- 2022-07-07 CN CN202221735271.8U patent/CN217838089U/en active Active
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