CN210001439U

CN210001439U - hook with anti-rotation locking structure

Info

Publication number: CN210001439U
Application number: CN201920973925.2U
Authority: CN
Inventors: 孙庆民; 刘尚方; 姬香菊; 冯淑静; 李占山
Original assignee: Changjiang River Xinxiang City Elevator Machinery Co Ltd
Current assignee: Changjiang River Xinxiang City Elevator Machinery Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-01-31
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses an lifting hook with prevent rotating locking structure, including curb plate, lifting boom and pulley shell, the perpendicular fixedly connected with installation diaphragm of medial surface of curb plate, lifting boom is located the inboard of wearing the groove, lifting boom's bottom style is connected with the jack-up couple, and the right-hand member of jack-up couple has been seted up and has been accepted the groove, the mounting groove has been seted up to the left end of jack-up couple, the inboard of mounting groove is provided with the anticreep board, and the second screw hole has been seted up on the top of anticreep board, pulley shell installs the upper surface at the curb plate this lifting hook with prevent rotating locking structure utilizes the block of lockplate and installation diaphragm to be connected and the gravitational effect by the jack-up thing, with lifting boom locking, the lifting hook that conveniently locks more, avoids the jib to rotate, can avoid limiting the rotation of anticreep board when the connecting rope is too thick for the anticreep.

Description

hook with anti-rotation locking structure

Technical Field

The utility model relates to a lifting hook technical field specifically is lifting hook with prevent rotating locking structure.

Background

When the goods are conveyed by the crane, the connection rope of the goods to be lifted or the goods to be lifted needs to be hung on the hook, the crane is connected with the goods through the hook, and along with the development of the lifting technology, the performance of the hook is continuously improved.

The existing lifting hook is easy to rotate in the moving process and inconvenient to lock, an anti-falling plate like is connected with the lifting hook in a rotating mode through a bolt, when a connecting rope is too thick, the thick connecting rope blocks the anti-falling plate and limits the rotation of the anti-falling plate, and therefore the lifting hook with the anti-rotating locking structure is provided so that the problem provided in the scheme can be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide lifting hook with prevent rotating locking structure to solve the inconvenient locking of current lifting hook that proposes in the above-mentioned background art, can not avoid connecting the too thick time restriction anticreep dropping board pivoted problem of rope.

lifting hook with prevent rotating locking structure, including curb plate, lifting jib and pulley shell, the perpendicular fixedly connected with installation diaphragm of medial surface of curb plate, and the inside of installing the diaphragm has seted up and has worn the groove, lifting jib is located the inboard of wearing the groove, and lifting jib's lateral surface has welded lockplate and limit baffle from top to bottom in proper order, lifting jib's bottom style is connected with lifting hook, and lifting hook's right-hand member has seted up and has accepted the groove, lifting hook's left end has seted up the mounting groove, and the front end of mounting groove is provided with the screw hole of seting up at lifting hook front end, the inboard of mounting groove is provided with the anticreep board, and the top of anticreep board has seted up the second screw hole, pulley shell installs the upper surface at the curb plate.

Preferably, the side plates are symmetrically arranged about a center line of the installation transverse plate, the top end of the installation transverse plate is provided with connecting grooves at equal angles, and the connecting grooves are located on the outer sides of the through grooves.

Preferably, the lifting boom is of a lifting structure on the inner side of the mounting transverse plate, the outer diameter of a limiting baffle welded to the outer surface of the lifting boom is larger than the inner diameter of the through groove, and the distance between the upper surface of the limiting baffle and the upper surface of the lifting boom is smaller than the distance between the lower surface of the mounting transverse plate and the lower surface of the pulley shell.

Preferably, the inner end of the lifting hook is of a sawtooth structure, and the anti-falling plate is fixedly arranged on the inner side of the lifting hook through a rivet.

Preferably, the longitudinal section of the anti-falling plate is of a T-shaped structure, and the bottom end of the anti-falling plate is connected with the right end of the hoisting hook in a clamping manner.

Preferably, the height of lockplate is less than the distance size between the inside upper surface of spread groove and the upper surface of installation diaphragm, and the lockplate passes through the spread groove block to be installed on the top of installation diaphragm.

Compared with the prior art, the beneficial effects of the utility model are that: according to the lifting hook with the anti-rotation locking structure, the clamping connection of the locking plate and the mounting transverse plate and the gravity action of a lifted object are utilized, the lifting boom is locked, the lifting boom is prevented from rotating, the lifting hook is convenient to lock, the phenomenon that the anti-falling plate is limited to rotate when the connecting rope is too thick can be avoided, the anti-falling plate loses effect, and the friction force between the connecting rope and the lifting hook can be increased;

1. the lifting hook is provided with an installation transverse plate, a lifting boom, a connecting groove and a locking plate, wherein the connecting groove is formed in the top end of the installation transverse plate at an equal angle, the lifting boom is of a lifting structure on the inner side of the installation transverse plate, and the locking plate fixed on the outer side of the lifting boom is limited on the inner side of the installation transverse plate under the action of gravity of a lifted object when the locking plate on the outer side of the lifting boom is clamped into the connecting groove, so that the rotation of the lifting boom can be avoided, the lifting boom is locked, and;

2. the anti-falling plate is fixed on the inner side of the hoisting hook through the rivet, so that the situation that the anti-falling plate is out of action due to the fact that the anti-falling plate is limited to rotate by the connecting rope or a hoisted object when the connecting rope is too thick can be avoided;

3. be provided with the jack-up couple, the inner of jack-up couple is serration structure, and when the connection rope of the article that need the jack-up was hung in the jack-up couple, can increase the frictional force between connection rope and the lifting hook.

Drawings

FIG. 1 is a front view of the cutting structure of the present invention;

FIG. 2 is a side view of the cutting structure of the present invention;

FIG. 3 is a schematic view of the top view structure of the installation transverse plate of the present invention;

fig. 4 is the schematic view of the connection structure of the anti-falling plate and the lifting hook of the present invention.

In the drawing, the lifting hook comprises 1 side plate, 2 mounting transverse plate, 3 lifting hanger rod, 4 limit baffle, 5 lifting hook, 6 bearing groove, 7 anti-falling plate, 8 mounting groove, 9 th th threaded hole, 10 th second threaded hole, 11 connecting groove, 12 locking plate, 13 pulley shell, 14 penetrating groove.

Detailed Description

The technical solution 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 , but not all embodiments.

Please refer to fig. 1-4, the utility model provides technical solutions, is a lifting hook with anti-rotation locking structure, including a side plate 1, an installation transverse plate 2, a lifting boom 3, a limit baffle 4, a lifting hook 5, a receiving groove 6, an anti-falling plate 7, an installation groove 8, a threaded hole 9, a second threaded hole 10, a connection groove 11, a locking plate 12, a pulley shell 13 and a through groove 14, an inner side surface of the side plate 1 is vertically and fixedly connected with the installation transverse plate 2, and the installation transverse plate 2 is provided with the through groove 14 inside, the lifting boom 3 is located inside the through groove 14, and the outer side surface of the lifting boom 3 is welded with the locking plate 12 and the limit baffle 4 from top to bottom in sequence, a bottom end of the lifting boom 3 is connected with the lifting hook 5 in a body-type, and the right end of the lifting hook 5 is provided with the receiving groove 6, the left end of the lifting hook 5 is provided with the installation groove 8, and the front end of the installation groove 8 is provided with a threaded hole 9 opened at the front end of the lifting hook 5, the inner side plate 8 is provided;

as shown in fig. 1 and 2, the inner side of the installation transverse plate 2 of the lifting boom 3 is of a lifting structure, the outer diameter of a limit baffle 4 welded on the outer surface of the lifting boom 3 is larger than the inner diameter of the through groove 14, the distance between the upper surface of the limit baffle 4 and the upper surface of the lifting boom 3 is smaller than the distance between the lower surface of the installation transverse plate 2 and the lower surface of the pulley shell 13, the lifting height of the lifting boom 3 is limited by the limit baffle 4, the longitudinal section of the anti-drop plate 7 is of a 'T' -shaped structure, the bottom end of the anti-drop plate 7 is connected with the right end of the lifting hook 5 in a clamping manner, the anti-drop plate 7 does not need to be rotated, the rotation of the anti-drop plate 7 can be prevented from being limited when the connecting rope is too thick, and;

as shown in fig. 1 and 3, the side plate 1 is symmetrically arranged about the center line of the installation transverse plate 2, the top end of the installation transverse plate 2 is provided with a connecting groove 11 at an equal angle, the connecting groove 11 is positioned outside the through groove 14, the connecting groove 11 is used for connecting the lifting boom 3, the height of the locking plate 12 is smaller than the distance between the inner upper surface of the connecting groove 11 and the upper surface of the installation transverse plate 2, the locking plate 12 is clamped and installed at the top end of the installation transverse plate 2 through the connecting groove 11, and the lifting boom 3 is connected with the installation transverse plate 2 through the locking plate 12, so that the rotation of the lifting boom 3.

The working principle is as follows: when the lifting hook with the anti-rotation locking structure is used, firstly, the lifting hanger rod 3 in the picture 1 is lifted upwards manually, so that the upper surface of the limit baffle plate 4 is attached to the lower surface of the installation transverse plate 2, then the lifting hook 5 is hooked on a connecting rope of an article to be lifted, the connecting rope of the article to be lifted is contacted with the lifting hook 5 with the inner end in a zigzag structure, then the lifting hanger rod 3 is rotated in the through groove 14, the locking plate 12 below the lifting hanger rod 3 is positioned above the connecting groove 11, the lifting hanger rod 3 is loosened, the locking plate 12 is clamped in the connecting groove 11, and under the action of the gravity of the lifted article, the locking plate 12 is fixed in the connecting groove 11;

then, the anti-falling plate 7 in fig. 1 is inserted through the mounting groove 8, so that the bottom end of the anti-falling plate 7 is clamped inside the receiving groove 6, at this time, the second threaded hole 10 on the anti-falling plate 7 coincides with the th threaded hole 9 on the lifting hook 5, rivets are inserted into the th threaded hole 9 and the second threaded hole 10, the connection of the lifting hook 5 and an object to be lifted is completed, and thus the series of operations of the lifting hook with the anti-rotation locking structure are completed, which is not described in detail in this specification and is well known by those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

The lifting hook with the anti-rotation locking structure comprises a side plate (1), a lifting boom (3) and a pulley shell (13), and is characterized in that an installation transverse plate (2) is fixedly connected to the inner side surface of the side plate (1) in a vertical mode, a through groove (14) is formed in the installation transverse plate (2), the lifting boom (3) is located on the inner side of the through groove (14), a locking plate (12) and a limiting baffle (4) are welded on the outer side surface of the lifting boom (3) from top to bottom in sequence, a lifting hook (5) is connected to the bottom of the lifting boom (3) in a split mode, a bearing groove (6) is formed in the right end of the lifting hook (5), a mounting groove (8) is formed in the left end of the lifting hook (5), a threaded hole (9) formed in the front end of the lifting hook (5) is formed in the front end of the mounting groove (8), a falling plate (7) is arranged on the inner side of the mounting groove (8), a second threaded hole (10) is formed in the top of the anti-falling plate (7), and.
2. lifting hook with anti-rotation locking structure, according to claim 1, characterized in that the side plates (1) are symmetrically arranged about the center line of the installation cross plate (2), the top end of the installation cross plate (2) is provided with connecting slots (11) at equal angles, and the connecting slots (11) are located outside the through slots (14).
3. lifting hook with anti-rotation locking structure, according to claim 1, characterized in that the lifting boom (3) is of lifting structure at the inner side of the installation cross plate (2), the outer diameter of the limit baffle (4) welded on the outer surface of the lifting boom (3) is larger than the inner diameter of the through groove (14), and the distance between the upper surface of the limit baffle (4) and the upper surface of the lifting boom (3) is smaller than the distance between the lower surface of the installation cross plate (2) and the lower surface of the pulley housing (13).
4. lifting hook with anti-rotation locking structure, according to claim 1, characterized in that the inner end of the lifting hook (5) is saw-toothed structure, and the anti-falling plate (7) is fixed inside the lifting hook (5) by rivets.
5. lifting hook with anti-rotation locking structure, as per claim 1, wherein the longitudinal section of the anti-falling plate (7) is T-shaped, and the bottom end of the anti-falling plate (7) is connected with the right end of the lifting hook (5) in a clamping manner.
6. lifting hook with anti-rotation locking structure, according to claim 2, characterized in that the height of the locking plate (12) is smaller than the distance between the inner upper surface of the connecting slot (11) and the upper surface of the installation cross plate (2), and the locking plate (12) is snap-fitted on the top end of the installation cross plate (2) through the connecting slot (11).