CN218595898U - Prevent loop wheel machine couple of unhook - Google Patents
Prevent loop wheel machine couple of unhook Download PDFInfo
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- CN218595898U CN218595898U CN202223165502.9U CN202223165502U CN218595898U CN 218595898 U CN218595898 U CN 218595898U CN 202223165502 U CN202223165502 U CN 202223165502U CN 218595898 U CN218595898 U CN 218595898U
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- shaped
- bolt
- gag lever
- lever post
- connecting block
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Abstract
The utility model discloses a prevent loop wheel machine couple of unhook, including the coupler body, the open end of coupler body is provided with the connecting block, install the stop device who is used for playing the unhook of preventing on the connecting block, stop device includes the U-shaped gag lever post, the sleeve pipe, the bolt, locking device, sleeve pipe symmetrical arrangement is in the both sides of connecting block, the U-shaped gag lever post is located coupler body open-ended inside, the both ends of U-shaped gag lever post respectively with two sheathed tube bottom fixed connection, the commentaries on classics hole has been seted up on the connecting block, the bolt passes and passes commentaries on classics hole and another sleeve pipe in proper order from one of them sheathed tube one end, locking device's one end is located and plays limiting displacement between coupler body and the U-shaped gag lever post, bolt and locking device screw-thread fit the utility model discloses rational in infrastructure solves traditional couple unhook and prevents the problem that the security performance reduces because of droing of spring easily.
Description
Technical Field
The utility model relates to a hoist technical field, in particular to prevent loop wheel machine couple of unhook.
Background
The hook, known by the english name lifting hook, is the most common type of spreader in hoisting machinery. The hook is often suspended on the wire rope of the hoisting mechanism by means of a pulley block and other components, and the hook is very wide in classification and generally comprises: the shackle is applicable to factories, mines, petroleum, chemical engineering, ship wharf and the like. The safety is ensured, the quality safety factor is high, and the static load reaches 3 times. The lifting weight is from 5 tons to 150 tons.
The couple of current electric block, when using, in order to guarantee the safety of using, can be provided with the mousing-hook device at the couple opening part, current mousing-hook device adopts the spring to promote the mode that the dog blockked couple department mostly, but this kind of mousing-hook device often can lead to the phenomenon of mousing-hook because the spring drops in the in-service use, leads to the security performance to reduce, provides a solution to below the above problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prevent loop wheel machine couple of unhook solves traditional couple mousing device and leads to the problem that the security performance reduces because droing of spring easily.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a prevent loop wheel machine couple of unhook, includes the coupler body, the open end of coupler body is provided with the connecting block, install the stop device who is used for playing the unhook of preventing on the connecting block, stop device includes U-shaped gag lever post, sleeve pipe, bolt, locking device, the sleeve pipe symmetrical arrangement is in the both sides of connecting block, the U-shaped gag lever post is located coupler body open-ended inside, the both ends of U-shaped gag lever post respectively with two sheathed tube bottom fixed connection, seted up on the connecting block and changeed the hole, the bolt passes and passes commentaries on classics hole and another sleeve pipe in proper order from one of them sheathed tube one end, locking device's one end is located and plays limiting displacement between coupler body and the U-shaped gag lever post, bolt and locking device screw-thread fit.
Preferably, the locking device comprises an outer pipe, an insert block and a nut, the nut is in threaded fit with the bolt, the outer pipe is rotatably arranged at one end of the nut, the insert block is fixed on the outer side face of the outer pipe, one end of the insert block is located between the U-shaped limiting rod and the hook body, and two sides of the insert block are in contact with one sides of the hook body and the U-shaped limiting rod respectively.
Preferably, the hook body is sleeved with a U-shaped deflector rod, two ends of the U-shaped deflector rod are respectively welded with the side faces of the two sleeves, and an included angle between the plane where the U-shaped deflector rod is located and the plane where the U-shaped limiting rod is located is 45-75 degrees.
Preferably, the inner side surface of the outer pipe is provided with an annular guide groove, guide blocks are symmetrically and rotatably arranged in the guide groove, and one end of each guide block is welded with the corresponding nut.
Preferably, the included angle between the U-shaped limiting rod and the U-shaped deflector rod is 60 degrees, and the length of the U-shaped deflector rod is greater than that of the U-shaped limiting rod.
Preferably, the side faces, far away from each other, of the two sleeves are provided with gaskets, and the gaskets are sleeved on the bolts.
Preferably, the side surface of the connecting block is provided with a chamfer.
Has the beneficial effects that:
(1) The positions between the two sleeves and the connecting block are fixed through the thread matching of the bolt and the nut, so that the positions of the U-shaped limiting rod and the hook body are fixed, the unhooking is avoided, and meanwhile, the thread matching of the bolt and the nut is convenient to install and stable to install;
(2) When the nut is installed on the bolt, the inserting block is positioned between the U-shaped limiting rod and the hook body to play a further limiting role and prevent the U-shaped limiting rod from rotating;
(3) The nut and the outer pipe are in running fit, so that the bolt can still rotate when the insert block is inserted between the U-shaped limiting rod and the hook body, and the tightness of connection between the bolt and the nut is ensured;
(4) U-shaped driving lever conveniently rotates the U-shaped gag lever post, simultaneously because U-shaped driving lever and U-shaped gag lever are with the same diameter of material, the length of U-shaped driving lever is greater than the length of U-shaped gag lever post, and the quality of U-shaped driving lever is greater than the quality of U-shaped gag lever post promptly for when not applying force, the gravity of U-shaped driving lever can guarantee the laminating with the coupler body is guaranteed all the time with the U-shaped gag lever post perk, automatic re-setting makes things convenient for the workman to carry out follow-up fixedly, reduces the amount of manual labor.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic connection diagram of the embodiment for showing the hook body, the connection block and the limiting device;
FIG. 3 is a schematic view of an embodiment for showing a connecting block and a rotating hole;
FIG. 4 is a schematic view of an embodiment of a device for showing a position limiting device;
fig. 5 is a schematic cross-sectional view of the locking device.
Reference numerals: 1. a hook body; 2. connecting blocks; 3. a limiting device; 4. a U-shaped limiting rod; 5. a sleeve; 6. a bolt; 7. a locking device; 8. hole turning; 9. an outer tube; 10. inserting a block; 11. a nut; 12. a U-shaped deflector rod; 13. a guide groove; 14. a guide block; 15. and (6) a gasket.
Detailed Description
The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.
See fig. 1, fig. 2 and fig. 3, a prevent loop wheel machine couple of unhook, including coupler body 1, the open end of coupler body 1 is provided with connecting block 2, install stop device 3 that is used for playing and prevents the unhook on connecting block 2, stop device 3 includes U-shaped gag lever post 4, sleeve pipe 5, bolt 6, locking device 7, sleeve pipe 5 symmetric arrangement is in the both sides of connecting block 2, the side of connecting block 2 is provided with the chamfer, the design of chamfer is convenient for install sleeve pipe 5, U-shaped gag lever post 4 is located coupler body 1 open-ended inside, the both ends of U-shaped gag lever post 4 respectively with the bottom fixed connection of two sleeve pipes 5, rotating hole 8 has been seted up on connecting block 2, bolt 6 passes and passes rotating hole 8 and another sleeve pipe 5 in proper order from one end of one of them sleeve pipe 5, the side that two sleeve pipes 5 kept away from each other is provided with gasket 15, gasket 15 overlaps on bolt 6, gasket 15 plays the sealing action, avoid becoming flexible.
As shown in fig. 4 and 5, the locking device 7 includes an outer tube 9, an insert 10 and a nut 11, the nut 11 is in threaded fit with the bolt 6, an annular guide groove 13 is formed in the inner side surface of the outer tube 9, guide blocks 14 are symmetrically and rotatably arranged inside the guide groove 13, one end of each guide block 14 is welded to the nut 11, and the nut 11 is in rotational fit with the outer tube 9, so that the bolt 6 can still rotate when the insert 10 is inserted between the U-shaped stop rod 4 and the hook body 1, connection tightness between the bolt 6 and the nut 11 is ensured, the insert 10 is fixed on the outer side surface of the outer tube 9, one end of the insert 10 is located between the U-shaped stop rod 4 and the hook body 1, and two sides of the insert 10 are respectively in contact with the hook body 1 and one side of the U-shaped stop rod 4.
Screw-thread fit through bolt 6 and nut 11, thereby fix the position between two sleeve pipes 5 and connecting block 2, thereby fix U-shaped gag lever post 4 and coupler body 1's position, avoid unhooking, bolt 6 and nut 11's screw-thread fit conveniently installs and install stably simultaneously, when nut 11 installs when bolt 6, insert block 10 is located between U-shaped gag lever post 4 and the coupler body 1, play further limiting displacement, avoid U-shaped gag lever post 4 to take place to rotate.
As shown in figure 4, a U-shaped deflector rod 12 is sleeved on the hook body 1, two ends of the U-shaped deflector rod 12 are respectively welded with the side surfaces of the two sleeves 5, the included angle between the U-shaped limiting rod 4 and the U-shaped deflector rod 12 is 60 degrees, and the length of the U-shaped deflector rod 12 is greater than that of the U-shaped limiting rod 4.
U-shaped driving lever 12 conveniently rotates U-shaped gag lever post 4, simultaneously because U-shaped driving lever 12 and U-shaped gag lever post 4 are with the same diameter of material, the length of U-shaped driving lever 12 is greater than the length of U-shaped gag lever post 4, the quality of U-shaped driving lever 12 is greater than the quality of U-shaped gag lever post 4 promptly, make when not applying force, the gravity of U-shaped driving lever 12 can guarantee U-shaped gag lever post 4 with coupler body 1 assurance laminating all the time with U-shaped gag lever post 4 perk, automatic re-setting makes things convenient for the workman to follow-up fixedly, reduce the amount of manual labor.
The working principle is as follows: the bolt 6 and the nut 11 are loosened, the insert block 10 is withdrawn from between the U-shaped limiting rod 4 and the hook body 1, the U-shaped driving rod 12 is stirred, the U-shaped driving rod 12 drives the sleeve 5 and the U-shaped limiting rod 4 to rotate around the bolt 6, the U-shaped limiting rod 4 removes the limit of the hook body 1, the opening of the hook body 1 is opened to facilitate the hook body 1 to hang on an object, after hanging is completed, the U-shaped driving rod 12 is loosened, the U-shaped limiting rod 4 is driven to reset by the gravity of the U-shaped driving rod 12, the bolt 6 and the nut 11 are rotated, the U-shaped limiting rod 4 is fixed through the clamping force between the bolt 6 and the nut 11, and meanwhile, the insert block 10 can be inserted between the U-shaped limiting rod 4 and the hook body 1 to further achieve the limiting effect.
Claims (7)
1. The utility model provides a prevent loop wheel machine couple of unhook, includes coupler body (1), its characterized in that, the open end of coupler body (1) is provided with connecting block (2), install stop device (3) that are used for playing and prevent the unhook on connecting block (2), stop device (3) are including U-shaped gag lever post (4), sleeve pipe (5), bolt (6), locking device (7), sleeve pipe (5) symmetrical arrangement is in the both sides of connecting block (2), U-shaped gag lever post (4) are located coupler body (1) open-ended inside, the both ends of U-shaped gag lever post (4) respectively with the bottom fixed connection of two sleeve pipes (5), seted up on connecting block (2) and changeed hole (8), bolt (6) are passed and are passed commentaries on classics hole (8) and another sleeve pipe (5) in proper order from the one end of one of them sleeve pipe (5), the one end of locking device (7) is located and plays limiting displacement between coupler body (1) and U-shaped gag lever post (4), bolt (6) and locking device (7) screw-thread fit.
2. The unhooking-prevention crane hook according to claim 1, characterized in that the locking device (7) comprises an outer pipe (9), an insert (10) and a nut (11), the nut (11) is in threaded fit with the bolt (6), the outer pipe (9) is rotatably arranged at one end of the nut (11), the insert (10) is fixed on the outer side surface of the outer pipe (9), one end of the insert (10) is located between the U-shaped limiting rod (4) and the hook body (1), and two sides of the insert (10) are respectively in contact with one sides of the hook body (1) and the U-shaped limiting rod (4).
3. The unhooking-prevention crane hook according to claim 1, characterized in that a U-shaped deflector rod (12) is sleeved on the hook body (1), two ends of the U-shaped deflector rod (12) are respectively welded with the side surfaces of the two sleeves (5), and an included angle between a plane where the U-shaped deflector rod (12) is located and a plane where the U-shaped limiting rod (4) is located is 45-75 degrees.
4. The unhooking-prevention crane hook according to claim 2, characterized in that an annular guide groove (13) is formed in the inner side surface of the outer pipe (9), guide blocks (14) are symmetrically and rotatably arranged in the guide groove (13), and one end of each guide block (14) is welded to the nut (11).
5. The unhooking-prevention crane hook as claimed in claim 3, wherein the included angle between the U-shaped limiting rod (4) and the U-shaped driving rod (12) is 60 degrees, and the length of the U-shaped driving rod (12) is greater than that of the U-shaped limiting rod (4).
6. The hook of a crane for preventing unhooking as claimed in claim 1, wherein the side surfaces of the two sleeves (5) which are far away from each other are provided with a gasket (15), and the gasket (15) is sleeved on the bolt (6).
7. A unhooking-prevention crane hook as claimed in claim 1, characterized in that the side of the connection block (2) is provided with a chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223165502.9U CN218595898U (en) | 2022-11-25 | 2022-11-25 | Prevent loop wheel machine couple of unhook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223165502.9U CN218595898U (en) | 2022-11-25 | 2022-11-25 | Prevent loop wheel machine couple of unhook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218595898U true CN218595898U (en) | 2023-03-10 |
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ID=85409374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223165502.9U Active CN218595898U (en) | 2022-11-25 | 2022-11-25 | Prevent loop wheel machine couple of unhook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218595898U (en) |
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2022
- 2022-11-25 CN CN202223165502.9U patent/CN218595898U/en active Active
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