CN213622900U

CN213622900U - Convenient operation type unhooking mechanism of crane

Info

Publication number: CN213622900U
Application number: CN202022761876.1U
Authority: CN
Inventors: 马晓杰; 宋娟; 张解语; 赵轩; 杜学芳
Original assignee: Henan Institute of Technology
Current assignee: Henan Institute of Technology
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-06
Anticipated expiration: 2030-11-25

Abstract

The utility model relates to the technical field of cranes, in particular to a conveniently operated unhooking mechanism of a crane, which comprises a fixed plate, wherein the bottom of the fixed plate is symmetrically provided with vertical plates, one side of each vertical plate, which is close to each other, is provided with a movable groove, a cylinder is arranged between the two movable grooves, a through hole is arranged on the cylinder, a hook is arranged below the cylinder, the top end of the hook passes through the through hole and is provided with a disc, and a circular ring is sleeved on the hook and is positioned at the bottom of the cylinder; first screw hole has been seted up at the top in activity groove, sets up the first round hole that is linked together with first screw hole on the fixed plate, and the top of first round hole is equipped with spacing dish, the utility model discloses a cooperation between the activity groove that sets up, first screw hole, rectangular channel, spread groove, rotation hole, first rotor plate, first screw thread post, activity post, second screw hole, second rotor plate and the second screw thread post has solved the inconvenient taking off of impaired couple on present hoist, influences the couple problem that the staff renewed.

Description

Convenient operation type unhooking mechanism of crane

Technical Field

The utility model relates to a hoist technical field specifically is a convenient operation type unhook mechanism of hoist.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The crane has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the crane is more and more widely developed and used in the market.

In view of the fact that damaged hooks on a crane are inconvenient to take down and influence workers to replace new hooks, a conveniently-operated unhooking mechanism of the crane is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient operation type unhook mechanism of hoist to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a conveniently operated unhooking mechanism of a crane comprises a fixed plate, wherein vertical plates are symmetrically arranged at the bottom of the fixed plate, movable grooves are formed in one sides, close to the two vertical plates, of the two vertical plates, a cylinder is arranged between the two movable grooves, a through hole is formed in the cylinder, a hook is arranged below the cylinder, the top end of the hook penetrates through the through hole and is provided with a disc, a circular ring is sleeved on the hook, and the circular ring is located at the bottom of the cylinder; the top of the movable groove is provided with a first threaded hole, the fixed plate is provided with a first round hole communicated with the first threaded hole, the top of the first round hole is provided with a limiting disc, the upper side and the lower side of the limiting disc are respectively provided with a first rotating plate and a first threaded column, and the bottom end of the first threaded column penetrates through the first round hole and the first threaded hole and extends into the movable groove; one side of each movable groove is provided with a rectangular groove, one side of each rectangular groove, which is close to the corresponding rectangular groove, is provided with a connecting groove, and the connecting grooves are communicated with the movable grooves and the rectangular grooves; rotating holes are formed in the left side and the right side of the rectangular groove and below the connecting groove, movable columns are arranged in the rectangular groove, rotating shafts are arranged on the left side and the right side of each movable column, and the rotating shafts are located in the rotating holes; the rectangular groove is provided with a second round hole at one side far away from the connecting groove, one side of the movable column is provided with a second threaded hole communicated with the second round hole, one side of the vertical plate is provided with a second rotating plate, one side of the second rotating plate is provided with a second threaded column, and one end of the second threaded column penetrates through the second round hole and extends into the second threaded hole.

Preferably, the fixed plate and the vertical plate are of an integrally formed structure, the hook, the disc and the ring are of an integrally formed structure, the distance between the disc and the ring is equal to the diameter of the cylinder, and the hook is rotatably connected with the through hole.

Preferably, the limiting disc, the first rotating plate and the first threaded column are of an integrally formed structure, the first threaded column is rotatably connected with the first round hole, and the first threaded column is in threaded connection with the first threaded hole; the cylinder is movably connected with the movable groove.

Preferably, the movable column and the rotating shaft are of an integrally formed structure, and the second rotating plate and the second threaded column are of an integrally formed structure.

Preferably, the second threaded column is rotatably connected with the second round hole, and the second threaded column is rotatably connected with the second threaded hole.

Preferably, the rotating shaft is rotatably connected with the rotating hole, the movable column is movably connected with the movable groove, and the cylinder is slidably connected with the connecting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

according to the conveniently-operated unhooking mechanism of the crane, the second threaded column is taken out of the second round hole and the second threaded hole by rotating the second rotating plate, the movable column is rotated by 90 degrees, then the first rotating plate is rotated, the first threaded column is taken out of the first round hole and the first threaded hole, then the cylinder is lifted upwards, the cylinder can be moved upwards in the movable groove, the cylinder is pushed to move towards the connecting groove, the cylinder can be moved to the outside through the connecting groove, and a worker can conveniently replace a damaged hook; the problem of the impaired couple on the present hoist inconvenient takes off, influences the couple that the staff changed new is solved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is one of the structural schematic diagrams of partial explosion in the present invention;

FIG. 3 is a second schematic structural view of a partial explosion in the present invention;

fig. 4 is a third schematic structural diagram of partial explosion in the present invention.

The various reference numbers in the figures mean:

a fixing plate 1; a first circular hole 11; a vertical plate 2; a movable groove 21; a first threaded hole 22; a rectangular groove 23; a connecting groove 24; the rotation hole 25; a second circular hole 26; a cylinder 3; a through hole 31; a hook 4; a disc 41; the circular ring 42; a limiting disc 5; a first rotating plate 51; a first threaded post 52; a movable post 6; a rotating shaft 61; a second threaded hole 62; a second rotating plate 7; a second threaded post 72.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1-4, the present invention provides a technical solution:

a conveniently operated unhooking mechanism of a crane comprises a fixed plate 1, wherein vertical plates 2 are symmetrically arranged at the bottom of the fixed plate 1, movable grooves 21 are formed in one sides, close to the two vertical plates 2, of the two vertical plates, a cylinder 3 is arranged between the two movable grooves 21, a through hole 31 is formed in the cylinder 3, a hook 4 is arranged below the cylinder 3, the top end of the hook 4 penetrates through the through hole 31 and is provided with a disc 41, a ring 42 is sleeved on the hook 4, and the ring 42 is located at the bottom of the cylinder 3; the top of the movable groove 21 is provided with a first threaded hole 22, the fixed plate 1 is provided with a first round hole 11 communicated with the first threaded hole 22, the top of the first round hole 11 is provided with a limiting disc 5, the upper side and the lower side of the limiting disc 5 are respectively provided with a first rotating plate 51 and a first threaded column 52, and the bottom end of the first threaded column 52 penetrates through the first round hole 11 and the first threaded hole 22 and extends into the movable groove 21; one side of the movable groove 21 is provided with a rectangular groove 23, one side of each of the two rectangular grooves 23 close to each other is provided with a connecting groove 24, and the connecting grooves 24 are communicated with the movable groove 21 and the rectangular grooves 23; rotating holes 25 are formed in the left side and the right side of the rectangular groove 23 and below the connecting groove 24, a movable column 6 is arranged in the rectangular groove 23, rotating shafts 61 are arranged on the left side and the right side of the movable column 6, and the rotating shafts 61 are located in the rotating holes 25; one side of the rectangular groove 23 far away from the connecting groove 24 is provided with a second round hole 26, one side of the movable column 6 is provided with a second threaded hole 62 communicated with the second round hole 26, one side of the vertical plate 2 is provided with a second rotating plate 7, one side of the second rotating plate 7 is provided with a second threaded column 72, and one end of the second threaded column 72 penetrates through the second round hole 26 and extends into the second threaded hole 62.

Specifically, fixed plate 1 and vertical board 2 are the integrated into one piece structure, and couple 4 and disc 41 and ring 42 are the integrated into one piece structure, guarantee the stability of structure, and the distance between disc 41 and the ring 42 equals cylinder 3's diameter, and couple 4 rotates with through-hole 31 to be connected, makes couple 4 can rotate in through-hole 31, makes things convenient for couple 4 to turn to and colludes the article.

Furthermore, the limiting plate 5, the first rotating plate 51 and the first threaded column 52 are integrally formed, so that the stability of the structure is ensured, the first threaded column 52 is rotatably connected with the first circular hole 11, so that the first threaded column 52 can rotate in the first circular hole 11, and the first threaded column 52 is in threaded connection with the first threaded hole 22, so that the first threaded column 52 can be fixed in the first threaded hole 22; the cylinder 3 is movably connected with the movable groove 21, so that the cylinder 3 can rotate or move up and down in the movable groove 21, the hook 4 can hook an object conveniently, and the damaged hook 4 can be replaced conveniently.

Specifically, the movable column 6 and the rotating shaft 61 are integrally formed, and the second rotating plate 7 and the second threaded column 72 are integrally formed, so that the stability of the structure is ensured.

Further, the second screw column 72 is rotatably connected to the second circular hole 26, so that the second screw column 72 can rotate in the second circular hole 26, the second screw column 72 is rotatably connected to the second screw hole 62, so that the second screw column 72 can be fixed in the second screw hole 62, and by rotating the second rotary plate 7, the second screw column 72 can be taken out from the second circular hole 26 and the second screw hole 62, so that the movable column 6 can rotate in the rectangular groove 23, and the cylinder 3 can move to the outside from the connecting groove 24.

Furthermore, the rotating shaft 61 is rotatably connected with the rotating hole 25, so that the rotating shaft 61 can rotate in the rotating hole 25, the movable column 6 is movably connected with the movable groove 21, so that the movable column 6 can rotate or move up and down in the movable groove 21, and the column 3 is slidably connected with the connecting groove 24, so that the column 3 can move to the outside from the connecting groove 24.

It should be noted that, when the limiting plate 5 contacts the fixing plate 1, the bottom end of the first threaded post 52 contacts the column 3, so as to ensure that the column 3 does not move up and down in the movable groove 21 when the hook 4 is used.

When the crane unhooking mechanism convenient to operate in the embodiment is used, the second rotating plate 7 is rotated by hand, the second threaded column 72 is taken out of the second round hole 26 and the second threaded hole 62, the movable column 6 is rotated by hand again, the movable column 6 rotates in the rotating hole 25 by taking the rotating shaft 61 as an axis, the movable column 6 rotates by 90 degrees, then the first rotating plate 51 is rotated by hand again, the first threaded column 52 is taken out of the first round hole 11 and the first threaded hole 22, then the cylinder 3 is lifted by hand, the cylinder 3 moves upwards in the movable groove 21 until the cylinder 3 is in contact with the top of the movable groove 21, the cylinder 3 is pushed to move towards the connecting groove 24, the cylinder 3 moves to the outside through the connecting groove 24, and a worker can take off a damaged hook 4.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a convenient operation type unhook mechanism of hoist, includes fixed plate (1), its characterized in that: the bottom of the fixed plate (1) is symmetrically provided with vertical plates (2), one sides, close to the two vertical plates (2), of the two vertical plates are provided with movable grooves (21), a cylinder (3) is arranged between the two movable grooves (21), a through hole (31) is formed in the cylinder (3), a hook (4) is arranged below the cylinder (3), the top end of the hook (4) penetrates through the through hole (31) and is provided with a disc (41), a circular ring (42) is sleeved on the hook (4), and the circular ring (42) is located at the bottom of the cylinder (3); the top of the movable groove (21) is provided with a first threaded hole (22), the fixed plate (1) is provided with a first round hole (11) communicated with the first threaded hole (22), the top of the first round hole (11) is provided with a limiting disc (5), the upper side and the lower side of the limiting disc (5) are respectively provided with a first rotating plate (51) and a first threaded column (52), and the bottom end of the first threaded column (52) penetrates through the first round hole (11) and the first threaded hole (22) and extends into the movable groove (21); one side of each movable groove (21) is provided with a rectangular groove (23), one side of each rectangular groove (23) close to each other is provided with a connecting groove (24), and the connecting grooves (24) are communicated with the movable grooves (21) and the rectangular grooves (23); rotating holes (25) are formed in the left side and the right side of the rectangular groove (23) and below the connecting groove (24), a movable column (6) is arranged in the rectangular groove (23), rotating shafts (61) are arranged on the left side and the right side of the movable column (6), and the rotating shafts (61) are located in the rotating holes (25); one side of the rectangular groove (23) far away from the connecting groove (24) is provided with a second round hole (26), one side of the movable column (6) is provided with a second threaded hole (62) communicated with the second round hole (26), one side of the vertical plate (2) is provided with a second rotating plate (7), one side of the second rotating plate (7) is provided with a second threaded column (72), and one end of the second threaded column (72) penetrates through the second round hole (26) and extends into the second threaded hole (62).

2. The conveniently operated unhooking mechanism of a crane according to claim 1, wherein: fixed plate (1) and vertical board (2) are the integrated into one piece structure, couple (4) and disc (41) and ring (42) are the integrated into one piece structure, the distance between disc (41) and ring (42) equals the diameter of cylinder (3), couple (4) rotate with through-hole (31) and are connected.

3. The conveniently operated unhooking mechanism of a crane according to claim 1, wherein: the limiting disc (5), the first rotating plate (51) and the first threaded column (52) are of an integrally formed structure, the first threaded column (52) is rotatably connected with the first round hole (11), and the first threaded column (52) is in threaded connection with the first threaded hole (22); the cylinder (3) is movably connected with the movable groove (21).

4. The conveniently operated unhooking mechanism of a crane according to claim 1, wherein: the movable column (6) and the rotating shaft (61) are of an integrally formed structure, and the second rotating plate (7) and the second threaded column (72) are of an integrally formed structure.

5. The conveniently operated unhooking mechanism of a crane according to claim 1, wherein: the second threaded column (72) is rotatably connected with the second round hole (26), and the second threaded column (72) is rotatably connected with the second threaded hole (62).

6. The conveniently operated unhooking mechanism of a crane according to claim 1, wherein: pivot (61) rotate with rotation hole (25) and be connected, activity post (6) and activity groove (21) swing joint, cylinder (3) and spread groove (24) sliding connection.