CN217201651U

CN217201651U - Anti-slip crane hook

Info

Publication number: CN217201651U
Application number: CN202221191016.1U
Authority: CN
Inventors: 邓素亚; 王少奇; 史晓伟; 芮建兴; 单国祥
Original assignee: Changzhou Guoxiang Hoisting Machinery Co ltd
Current assignee: Changzhou Guoxiang Hoisting Machinery Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-08-16
Anticipated expiration: 2032-05-18

Abstract

The utility model discloses an anti-slip crane hook, which comprises a hook body and a stop rod; the gear rod is movably connected to the left side of the lifting hook body; further comprising: the bearing is connected above the lifting hook body, and a protective column convenient for rotating the threaded rod is fixed on the outer side of the threaded rod; the moving column is in threaded connection with the lower part of the threaded rod, and the inner part of the lower part of the moving column is hollow; the lifting column is clamped above the interior of the lifting hook body in a sliding mode, fixing columns are fixed to the left side and the right side of the lifting column, and contacts enabling the circuit to be conducted are clamped below the fixing columns in a sliding mode. This antiskid crane hook moves downwards through removing the cylindricality and makes the shelves pole rotate downwards, avoids the goods phenomenon that the landing appears, avoids forgetting through setting up of alarm and protects the goods, realizes connecting the spacing of rope through the gag lever post downstream to the goods, avoids connecting the rope and rocks on the hook body.

Description

Anti-slip crane hook

Technical Field

The utility model relates to a crane hook technical field specifically is an anti-skidding crane hook.

Background

The crane hook is a relatively common hanger, make the heavy object move to the appointed position through the crane hook, for example disclose a crawler crane hook assembly with CN211056524U, relate to crane hook technical field, it includes the coupler body, the coupler body includes the flexion, connect to the vertical portion on flexion, be provided with the spacing subassembly on the vertical portion, the spacing subassembly includes the first ring fixedly connected on the vertical portion, rotate the second ring that cup joints on the vertical portion and lie in the bottom of the first ring, connect the first spring between first ring and second ring, articulate the limiting plate connected on the upper portion of the second ring, the bottom fixedly connected with fixed plate of the second ring, connect with the second spring between fixed plate and the limiting plate, the utility model discloses when having and using, reduce and need the staff to move the baffle, result of use is higher; however, the hook device has problems in use:

1. although the crane is convenient to use, the crane is not well stressed and is easy to slide, and the crane can prevent sliding due to the fact that part of the crane is provided with the buckle, but the spring inside the crane is deformed for a long time, so that the normal use of the buckle is influenced, and an object above the crane is easy to slide;

2. in the process of lifting the object, the connecting rope on the object can slide on the lifting hook, so that the object is rocked above the object, and the stability of the lifting hook to the goods is reduced.

Therefore, the anti-slip crane hook is provided, and the problems can be well solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crane hook that antiskid is moved to the object that the landing appears easily in the present market that proposes in solving above-mentioned background art on the lifting hook phenomenon and the goods that rocks above easily.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-slip crane hook comprises a hook body and a stop lever;

the gear rod is movably connected to the left side of the lifting hook body;

further comprising:

the bearing is connected above the hook body, and a protective column convenient for rotating the threaded rod is fixed on the outer side of the threaded rod;

the moving column is in threaded connection with the lower part of the threaded rod, and the inner part of the lower part of the moving column is hollow;

the lifting column is clamped above the interior of the lifting hook body in a sliding mode, fixing columns are fixed to the left side and the right side of the lifting column, and contacts enabling the circuit to be conducted are clamped below the fixing columns in a sliding mode.

Preferably, the inside top of lifting hook body slides the block and has to carry out spacing gag lever post to connecting the rope, and is connected through the driving rope between gag lever post and the shelves pole, stimulates the gag lever post through the driving rope, and then realizes spacing connecting the rope, avoids connecting the rope and rocks on the lifting hook body.

Preferably, the inside of lifting hook body is provided with power and alarm, and connects through the electric wire between power, alarm and the contact to the inside slip block of lifting hook body has the division board that makes upper and lower both sides contact separation, makes upper and lower contact separation through the setting of division board, and then makes the alarm stop work.

Preferably, a pull rope for pulling the isolation plate is fixed to the left side of the isolation plate and the inner end of the sliding column, the sliding column is elastically clamped in the hook body in a sliding mode, and the isolation plate is pulled through the pull rope.

Preferably, the fixed column is provided with reset spring with the junction of top contact, the top left and right sides of lift post all is provided with places the ring, and places the inside of ring and be provided with extension spring, realizes carrying on spacingly to the connection rope of different thicknesses through placing ring and extension spring's setting, avoids connecting the rope and slides on the lifting hook body.

Preferably, be fixed with the fixed rope that carries out the pulling to the division board between division board and the lift post, and the displacement of division board is greater than the diameter of contact, makes the circuit switch on through the setting up of contact, makes the alarm carry out work, reminds the staff.

Compared with the prior art, the beneficial effects of the utility model are that: make the shelves pole rotate downwards through removing the downward removal of cylindricality, realize spacing to the goods, avoid the goods phenomenon that the landing appears, avoid forgetting through setting up of alarm and protect the goods, realize connecting the spacing of rope to the goods through gag lever post downstream, avoid connecting the rope and rock on the lifting hook body, concrete content is as follows:

1. the limiting rod moves downwards through the rotation of the blocking rod, so that the limiting of the connecting rope is realized, the connecting rope is prevented from shaking on the hook body, the phenomenon that goods shake is avoided, and the goods are more stable;

2. promote the shelves pole through the traveller downstream, and then the phenomenon of landing appears in the goods, makes the alarm carry out work through setting up of internal circuit, monitors the protection state through the state of alarm, avoids the goods not to protect it before the hoist, reduces accident's emergence, protects the goods simultaneously.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the main sectional structure of the present invention;

FIG. 3 is a schematic view of the main section structure of the movable column of the present invention;

FIG. 4 is a schematic structural view of the utility model after the limiting rod is moved;

fig. 5 is an enlarged schematic view of a portion of fig. 3 according to the present invention.

In the figure: 1. a hook body; 2. a threaded rod; 3. a protective column; 4. moving the column; 5. a gear lever; 6. a traveler; 7. a lifting column; 8. a power source; 9. an alarm; 10. a contact; 11. an electric wire; 12. a separator plate; 13. fixing a rope; 14. pulling a rope; 15. a limiting rod; 16. a drive rope; 17. a return spring; 18. fixing a column; 19. placing a ring; 20. a tension spring.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an anti-slip crane hook comprises a hook body 1 and a stop lever 5;

the gear rod 5 is movably connected to the left side of the lifting hook body 1; further comprising: the threaded rod 2 is connected above the hook body 1 through a bearing, and a protective column 3 convenient for rotating the threaded rod 2 is fixed on the outer side of the threaded rod 2; the moving column 4 is connected below the threaded rod 2 in a threaded manner, and the inside of the lower part of the moving column 4 is hollow;

as shown in fig. 1-2, when a connection rope of a cargo is placed on a hook body 1, a protection column 3 is rotated by a hand, the protection column 3 rotates to drive a threaded rod 2 to rotate synchronously, the threaded rod 2 is convenient to operate through the arrangement of the protection column 3, the contact between the outer side of the threaded rod 2 and the hand is avoided, the threaded rod 2 rotates to enable a moving column 4 which is slidably clamped in the hook body 1 to move downwards, the moving column 4 moves downwards to push a blocking rod 5, the blocking rod 5 further rotates downwards, the blocking rod 5 rotates to be in contact with the hook body 1, and at the moment, the blocking rod 5 rotates until the blocking rod 5 cannot rotate any more and does not rotate the protection column 3 any more;

the lifting column 7 is slidably engaged with the upper part inside the hook body 1, fixed columns 18 are fixed on the left and right sides of the lifting column 7, and contacts 10 for conducting a circuit are slidably engaged with the lower parts of the fixed columns 18.

A limiting rod 15 for limiting the connecting rope is clamped at the upper part of the inner part of the lifting hook body 1 in a sliding manner, and the limiting rod 15 is connected with the stop lever 5 through a transmission rope 16;

as shown in fig. 2, the gear lever 5 rotates downward and pulls the transmission rope 16, the transmission rope 16 pulls the limiting rod 15 to move downward, the limiting of the connection rope is realized through the arrangement of the limiting rod 15, the connection rope is prevented from sliding in the hook body 1, the connection rope is prevented from shaking goods, and the goods are stably lifted;

a power supply 8 and an alarm 9 are arranged in the lifting hook body 1, the power supply 8, the alarm 9 and the contacts 10 are connected through electric wires 11, and a partition plate 12 for separating the contacts 10 on the upper side and the lower side is clamped in the lifting hook body 1 in a sliding manner; a pull rope 14 for pulling the isolation plate 12 is fixed at the left side of the isolation plate 12 and the inner end of the sliding column 6, and the sliding column 6 is elastically clamped in the hook body 1 in a sliding manner; a fixed rope 13 for pulling the isolation plate 12 is fixed between the isolation plate 12 and the lifting column 7, and the moving distance of the isolation plate 12 is greater than the diameter of the contact 10;

referring to fig. 3-5, a connecting rope is placed inside the hook body 1, the lifting column 7 is pressed by the weight of the goods below the connecting rope, the lifting column 7 moves towards the inside of the hook body 1, the lifting column 7 moves downwards to drive the connected contacts 10 to move downwards synchronously, when the contacts 10 above move to the contacts 10 below to contact, the lifting column 7 moves to the lowest position, the internal electric wire 11 is in a conducting state, the alarm 9 works to give an alarm sound to remind a worker that the goods are not protected, the barrier rod 5 presses the sliding column 6 in the rotating process, the sliding column 6 slides towards the inside of the hook body 1, the sliding column 6 moves to pull the pull rope 14, the pull rope 14 pulls the isolation plate 12 to move towards the left side, the contacts 10 have elasticity, the isolation plate 12 moves towards the left side to press the contacts 10, the contacts 10 on the upper side and the lower side are separated, the alarm 9 does not work when the internal circuit is disconnected, after all goods are unloaded, the lifting column 7 moves upwards through the elasticity of the return spring 17, the lifting column 7 moves upwards and is pulled through the fixed rope 13, and the isolation plate 12 moves towards the right side;

a return spring 17 is arranged at the joint of the fixed column 18 and the upper contact 10, placing rings 19 are arranged on the left side and the right side above the lifting column 7, and an extension spring 20 is arranged inside the placing rings 19;

the in-process that gag lever post 15 moved down enters into the inside of placing ring 19, realizes carrying on spacingly to the connection rope of different thicknesses, avoids connecting the rope and slides on lifting hook body 1, realizes absorbing function through extension spring 20's elasticity, protects gag lever post 15.

The working principle is as follows: when the anti-slip crane hook is used, as shown in fig. 1-5, the connecting rope is limited by rotating the blocking rod 5, the phenomenon that the connecting rope slips is avoided, the upper contact 10 and the lower contact 10 are controlled by setting the partition plate 12, the protection state is monitored by the state of the alarm 9, the phenomenon that goods slip is avoided, the limiting of the connecting rope is realized by setting the limiting rod 15, the phenomenon that the connecting rope shakes is avoided, and the goods are more stable.

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

1. An anti-slip crane hook comprises a hook body (1) and a stop lever (5);

the gear rod (5) is movably connected to the left side of the lifting hook body (1);

it is characterized by also comprising:

the bearing is connected above the hook body (1), and a protective column (3) which is convenient for rotating the threaded rod (2) is fixed on the outer side of the threaded rod (2);

the moving column (4) is connected below the threaded rod (2) in a threaded manner, and the inside of the lower part of the moving column (4) is hollow;

and the lifting column (7) is clamped above the inside of the lifting hook body (1) in a sliding manner, fixing columns (18) are fixed on the left side and the right side of the lifting column (7), and contacts (10) for conducting a circuit are clamped below the fixing columns (18) in a sliding manner.

2. A slip-resistant crane hook as claimed in claim 1, wherein: the inside top slip block of lifting hook body (1) has and carries out spacing gag lever post (15) to connecting the rope, and is connected through driving rope (16) between gag lever post (15) and shelves pole (5).

3. A slip-resistant crane hook as claimed in claim 1, wherein: the inside of lifting hook body (1) is provided with power (8) and alarm (9), and connects through electric wire (11) between power (8), alarm (9) and contact (10) to the inside slip block of lifting hook body (1) has division board (12) that make upper and lower both sides contact (10) separation.

4. A slip-resistant crane hook as claimed in claim 3, wherein: a pull rope (14) for pulling the isolation plate (12) is fixed on the left side of the isolation plate (12) and the inner end of the sliding column (6), and the sliding column (6) is elastically clamped in the hook body (1) in a sliding manner.

5. A slip-resistant crane hook as claimed in claim 1, wherein: a reset spring (17) is arranged at the joint of the fixed column (18) and the upper contact (10), placing rings (19) are arranged on the left side and the right side of the upper portion of the lifting column (7), and an extension spring (20) is arranged inside the placing rings (19).

6. A slip-resistant crane hook as claimed in claim 3, wherein: a fixing rope (13) for pulling the isolation plate (12) is fixed between the isolation plate (12) and the lifting column (7), and the moving distance of the isolation plate (12) is greater than the diameter of the contact (10).