CN215160294U - Anti-falling device for lifting hook - Google Patents
Anti-falling device for lifting hook Download PDFInfo
- Publication number
- CN215160294U CN215160294U CN202121172392.1U CN202121172392U CN215160294U CN 215160294 U CN215160294 U CN 215160294U CN 202121172392 U CN202121172392 U CN 202121172392U CN 215160294 U CN215160294 U CN 215160294U
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- China
- Prior art keywords
- lifting hook
- lifting
- anticreep
- bull stick
- anticreep card
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Abstract
The utility model discloses a lifting hook anticreep device, including the jib crane, the top of jib crane is equipped with a jack-up rings, the bottom of jib crane is equipped with a lifting hook, a fixing clip is installed to the upper end of jib crane, the terminal below of fixing clip has a bull stick through pole swing joint that hangs down, the lower extreme movable mounting of jib crane has an anticreep card, the afterbody of anticreep card is in the same place with the one end flexible connection of bull stick, the other end of bull stick then is connected with a steel wire stay cord. A lifting hook anticreep device, belong to the lifting hook field, through anticreep card of movable mounting on lifting hook, install a lever connection structure again on the lifting jib, the appearance structure of cooperation anticreep card and spacing dop for it is spacing to not need personnel manual release anticreep when lifting the heavy object, has not only realized convenient operation, has also improved the security.
Description
Technical Field
The utility model relates to a lifting hook field, in particular to lifting hook anticreep device.
Background
At present, the overhead traveling crane is widely applied to production hoisting, and the overhead traveling crane mainly uses a C-shaped lifting hook, so that the overhead traveling crane is easy to swing after hanging materials to cause unhooking, and the life safety of workers on the ground is greatly threatened. Therefore, a locking device needs to be arranged on the overhead travelling crane hook, and the existing locking anti-tripping device needs to lower the hook to a height which can be reached by people, so that a worker can open the release button by hand, the operation is inconvenient, and various potential safety hazards exist when the anti-tripping device is manually opened.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a lifting hook anti-disengaging device, which can effectively solve the problems mentioned in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a lifting hook anticreep device, includes the jib crane, the top of jib crane is equipped with a hoisting ring, the bottom of jib crane is equipped with a lifting hook, a fixing clip is installed to the upper end of jib crane, the terminal below of fixing clip has a bull stick through hanging down pole swing joint, the lower extreme movable mounting of jib crane has an anticreep card, the afterbody of anticreep card is in the same place with the one end flexible connection of bull stick, the other end of bull stick then is connected with a steel wire stay cord.
Preferably, the lifting boom, lifting eye and lifting hook are integrally formed components.
Preferably, one end of the fixing clamp is sleeved on the hoisting rod and is locked and fixed through a locking bolt, a vertical rod is fixedly welded below the other end of the fixing clamp, and the tail end of the bottom of the vertical rod is movably connected with the middle of the rotating rod.
Preferably, the bottom of the vertical rod is provided with a circular connector, a central shaft is arranged inside the connector, the middle of the rotating rod is provided with a connecting ring sleeve of an integrally formed structure, and the rotating rod freely rotates on the central shaft through the connecting ring sleeve.
Preferably, one end of the rotating rod is provided with a ring, the head of the steel wire pull rope is tied to the ring, and the other end of the rotating rod is connected with the tail of the anti-falling clamp through a connecting chain.
Preferably, the anti-falling clamp is movably installed at the joint of the hoisting hanging ring and the hoisting hook through a connecting shaft pin, the head of the anti-falling clamp is further provided with a limiting chuck, the anti-falling clamp and the limiting chuck are integrally formed components, the anti-falling clamp is movably wrapped outside the hoisting hook, and the head of the limiting chuck is clamped at the opening of the hoisting hook.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses in, through anticreep card of movable mounting on lifting hook, lifting hook through on the anticreep card plays the effect of jack-up anticreep, and simultaneously, install one by the fixing clip on the lifting boom, the pole that hangs down, the bull stick, connect the lever connection structure that chain and steel wire stay cord are constituteed, the appearance structure of cooperation anticreep card and spacing dop, thereby reach and stimulate the steel wire stay cord and can drive and connect the chain and come the pulling anticreep card action, make spacing dop relieve spacingly, go manual operation on the personnel, convenient operation has not only been realized, the security has also been improved.
Drawings
Fig. 1 is a schematic view of the overall structure of a lifting hook anti-drop device of the present invention;
fig. 2 is the schematic view of the structure of the swing joint between the rotating rod and the vertical rod of the anti-drop device of the lifting hook of the present invention.
In the figure: 1. a lifting boom; 2. lifting a lifting ring; 3. a lifting hook; 4. fixing the card; 5. locking the bolt; 6. a drop bar; 7. a connector; 8. a rotating rod; 9. connecting a chain; 10. a steel wire rope; 11. preventing the card from falling off; 12. connecting a shaft pin; 13. a limiting chuck; 14. a central shaft; 15. the connecting ring sleeve.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Example 1:
as shown in fig. 1, a lifting hook anti-drop device, including lifting boom 1, lifting boom 1's top is equipped with a lifting eye 2, lifting boom 1's bottom is equipped with a lifting hook 3, lifting boom 1, lifting eye 2 is integrated into one piece's component with lifting hook 3, lifting boom 1's lower extreme movable mounting has a anticreep card 11, anticreep card 11 is through a connecting pin 12 movable mounting in lifting eye 2 and lifting hook 3's junction, anticreep card 11's head still is equipped with a spacing dop 13, and anticreep card 11 and spacing dop 13 are integrated into one piece's component, anticreep card 11 activity parcel is in lifting hook 3's outside, spacing dop 13's head then blocks the opening part at lifting hook 3.
In this embodiment, the weight of the tail of the anti-slip clamp 11 is greater than the weight of the limit clamp 13 at the head, and a return spring is further conventionally disposed at the joint of the connecting shaft pin 12, so that the limit clamp 13 is normally clamped at the opening of the lifting hook 3 to play a role of preventing slipping, and when the anti-slip clamp 11 is rotated to rotate around the connecting shaft pin 12, the limit clamp 13 can be disengaged from the slipping-off limiting position.
Example 2:
as shown in fig. 1-2, the structure of the crane hook anti-drop device comprises a fixing clip 4, one end of the fixing clip 4 is sleeved on a crane boom 1 and is locked and fixed by a locking bolt 5, a hanging rod 6 is fixedly welded under the other end of the fixing clip 4, the bottom end of the hanging rod 6 is movably connected with the middle part of a rotating rod 8,
in this embodiment, the bottom of the hanging rod 6 is provided with a circular connector 7, the connector 7 is provided with a central shaft 14 inside, the middle of the rotating rod 8 is provided with a connecting ring sleeve 15 of an integrated structure, and the rotating rod 8 is sleeved on the central shaft 14 through the connecting ring sleeve 15 to rotate freely.
Further, one end of the rotating rod 8 is provided with a ring, the head of the steel wire pull rope 10 is tied on the ring, and the other end of the rotating rod 8 is connected with the tail of the anti-falling clamp 11 through a connecting chain 9.
In the in-service use, fixing clip 4 fixed mounting provides the base on lifting boom 1, when lifting hook 3 hoists the heavy object and is in higher position, anticreep card 11 is in anticreep limiting position with spacing dop 13 this moment, thereby make the one end perk of bull stick 8 connection steel wire stay cord 10, when the anticreep of spacing dop 13 is spacing to be relieved to needs, people only need stimulate steel wire stay cord 10 downwards, utilize lever principle to make the other end of bull stick 8 by the perk, under the drive of connecting lock chain 9, the afterbody of anticreep card 11 is pulled up, thereby make spacing dop 13 break away from anticreep limiting position, the purpose of convenient operation has been realized.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a lifting hook anticreep device which characterized in that: including lifting boom (1), the top of lifting boom (1) is equipped with a jack-up rings (2), the bottom of lifting boom (1) is equipped with a lifting hook (3), a fixing clip (4) is installed to the upper end of lifting boom (1), the terminal below of fixing clip (4) has a bull stick (8) through pole (6) swing joint that hangs down, the lower extreme movable mounting of lifting boom (1) has one anticreep card (11), the afterbody of anticreep card (11) is in the same place with the one end flexible coupling of bull stick (8), the other end of bull stick (8) then is connected with a steel wire stay cord (10).
2. The drop-preventing device for a lifting hook according to claim 1, wherein: the hoisting suspender (1), the hoisting hanging ring (2) and the hoisting hook (3) are integrally formed components.
3. The drop-preventing device for a lifting hook according to claim 1, wherein: one end of the fixing clamp (4) is sleeved on the hoisting rod (1) and is locked and fixed through a locking bolt (5), a vertical rod (6) is fixedly welded below the other end of the fixing clamp (4), and the bottom end of the vertical rod (6) is movably connected with the middle of the rotating rod (8).
4. The drop prevention device for a lifting hook according to claim 3, wherein: the bottom of pole (6) that hangs down is equipped with a circular shape connector (7), the inside of connector (7) is equipped with a center pin (14), the middle part of bull stick (8) is equipped with the connection ring cover (15) of an integrated into one piece structure, bull stick (8) are through connecting ring cover (15) cover free rotation on center pin (14).
5. The drop prevention device for a lifting hook according to claim 4, wherein: one end of the rotating rod (8) is provided with a ring, the head of the steel wire pull rope (10) is tied to the ring, and the other end of the rotating rod (8) is connected with the tail of the anti-falling clamp (11) through a connecting chain (9).
6. The drop-preventing device for a lifting hook according to claim 1, wherein: anticreep card (11) are through a connecting pin (12) movable mounting in the junction of hoisting rings (2) and lifting hook (3), the head of anticreep card (11) still is equipped with one spacing dop (13) to anticreep card (11) and spacing dop (13) are integrated into one piece's component, anticreep card (11) activity parcel is in the outside of lifting hook (3), the head of spacing dop (13) then blocks the opening part at lifting hook (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121172392.1U CN215160294U (en) | 2021-05-28 | 2021-05-28 | Anti-falling device for lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121172392.1U CN215160294U (en) | 2021-05-28 | 2021-05-28 | Anti-falling device for lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215160294U true CN215160294U (en) | 2021-12-14 |
Family
ID=79373143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121172392.1U Active CN215160294U (en) | 2021-05-28 | 2021-05-28 | Anti-falling device for lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215160294U (en) |
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2021
- 2021-05-28 CN CN202121172392.1U patent/CN215160294U/en active Active
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