CN220351544U

CN220351544U - Anti-collision early warning device of crane hook

Info

Publication number: CN220351544U
Application number: CN202322108446.3U
Authority: CN
Inventors: 赵朝云; 刘文明; 王立建; 张晓艳
Original assignee: Henan Dongqi Machinery Co ltd
Current assignee: Henan Dongqi Machinery Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-01-16
Anticipated expiration: 2033-08-07

Abstract

The utility model relates to the technical field of cranes, in particular to an anti-collision early warning device of a crane hook, which comprises a bottom plate, a mounting plate and a mounting box, wherein a connecting rod is fixedly arranged at the top of the bottom plate, a linkage rod is movably arranged at the top of the connecting rod, a contraction rod is slidably arranged in the linkage rod, one end of the contraction rod is movably connected with a connecting block, and the outer side of the connecting block is fixedly provided with the mounting box. The utility model can conveniently scan and range the ground by using the distance sensor in the descending process of the connecting block by arranging the mounting box, the distance sensor, the signal receiving module and the audible and visual alarm, and can send out an alarm to the audible and visual alarm by using the signal receiving module when the distance is smaller than the height of the head top of the staff, thereby carrying out early warning operation to the staff and effectively increasing the safety.

Description

Anti-collision early warning device of crane hook

Technical Field

The utility model relates to the technical field of cranes, in particular to an anti-collision early warning device of a crane hook.

Background

The crane is a multi-action hoisting machine for vertically hoisting and horizontally carrying heavy objects in a certain range, also called crown block, aerial crane and crane, and the existing crane on the market is mostly used for hoisting large-scale equipment or parts and is used in factories.

The utility model discloses a novel anti-collision crane with a search publication number of CN210393479U, and relates to the technical field of cranes, in particular to a novel anti-collision crane which comprises a base, a cross beam, a mounting seat, an electric hoist, a steel rope, a lifting hook seat, a lifting hook frame, a lifting hook, a connecting rope, a rotating wheel, a rotating shaft, a disc, a bulge, a mounting block and a tension spring. The tension spring in the crane only plays a role in balancing deflection caused by uneven mass distribution, and does not directly bear the gravity of the goods and the lifting hook, the steel ropes are positioned on two sides of the lifting hook frame, the strength of the lifting hook frame is not affected, the lifting safety is ensured, meanwhile, the lifting hook seat is convenient to adjust and is hinged with the lifting hook frame, the lifting hook frame is enabled to rotate due to uneven distribution of the goods, stress concentration between the lifting hook frame and the lifting hook seat is avoided, the lifting safety is improved, in addition, one end of each steel rope is fixed with the rotating wheel, and inaccurate adjusting position caused by slipping of the steel ropes is avoided.

During the use of the crane, as the lifting hook descends and pulls out goods on the ground, the lifting hook is hung in the air and is very easy to collide with a worker, so that safety accidents are easily caused, and meanwhile, the counterweight can not be conveniently lifted up and down, so that the crane is inconvenient to use, and therefore, the anti-collision early warning device of the lifting hook of the crane is required to be designed.

Disclosure of Invention

The utility model aims to provide a crane with a crane hook, which is easy to cause safety accidents when the crane hook is hung in the air and is easy to collide with staff when the crane hook descends and pulls goods from the ground in the using process, and meanwhile, the crane hook cannot conveniently lift and lift a counterweight, so that the crane hook is inconvenient in the using process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-collision early warning device of a crane hook, comprising: bottom plate, mounting panel and install bin, the top fixed mounting of bottom plate has the connecting rod, the top movable mounting of connecting rod has the gangbar, the inside slidable mounting of gangbar has the shrink pole, the one end swing joint of shrink pole has the connecting block, the outside fixed mounting of connecting block has the install bin, the inside fixed mounting of install bin has distance sensor, the inside fixed mounting of install bin of distance sensor one side has signal receiving module, the bottom fixed mounting of install bin has the couple.

Preferably, a limiting block is movably arranged on the inner side of the hook, and the limiting block is movably connected with the hook through a spring.

Preferably, the outside fixed mounting of connecting rod has the mounting panel, and the top movable mounting of mounting panel has the electronic telescopic link of second.

Preferably, the mounting plate is movably connected with the second electric telescopic rod through a rotating seat, and the second electric telescopic rod is movably connected with the linkage rod through a mounting seat.

Preferably, the linkage rod and the contraction rod are fixedly installed through a sliding block, and a sliding groove matched with the sliding block is formed in the linkage rod.

Preferably, the linkage rod is movably connected with the contraction rod through a first electric telescopic rod, and the first electric telescopic rod is movably connected with the linkage rod through a connecting seat.

Preferably, the contraction rod is movably connected with the connecting block through a winding ring, and the winding ring is movably installed with the connecting block through a traction rope.

Preferably, the universal wheel is movably arranged at the bottom of the bottom plate, and the audible and visual alarm is fixedly arranged at one side of the connecting rod.

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

1. through being provided with the mutually supporting between mounting box, distance sensor, signal receiving module and the audible and visual alarm, the in-process that descends through the connecting block that can be convenient utilizes distance sensor to scan range finding to ground, and the audio-visual distance of detecting between lifting hook and the ground utilizes signal receiving module to send the alarm to the audible and visual alarm when the distance is less than the height of staff's overhead, carries out early warning operation to the staff, can effectually increase the security.

2. Through being provided with the electric telescopic handle of second, the gangbar, the shrink pole, mutually support between couple and the stopper, through the flexible effect of second electric telescopic handle, can make and rotate between shrink pole and the connecting rod, make the shrink pole can be convenient carry out the angle modulation, thereby can make the goods go up and down that can be convenient, simultaneously through the flexible effect of first electric telescopic handle, can be convenient remove the shrink pole along the inside of gangbar, make the sliding block slide along the inside of sliding tray, can be convenient lift up the goods, utilize the couple to hoist up and bear the goods that can be convenient, utilize the stopper to carry out spacing that can be convenient, it is more convenient when using.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is an enlarged schematic view of a partial structure of the portion A in FIG. 1 according to the present utility model;

fig. 4 is a schematic view of the internal structure of the installation box of the present utility model.

In the figure: 1. a bottom plate; 101. a universal wheel; 102. a connecting rod; 103. an audible and visual alarm; 104. a linkage rod; 105. a connecting seat; 106. a first electric telescopic rod; 107. a retracting lever; 108. winding the coil; 109. a connecting block; 2. a mounting plate; 201. a rotating seat; 202. a second electric telescopic rod; 203. a mounting base; 204. a sliding block; 205. a sliding groove; 3. a mounting box; 301. a distance sensor; 302. a signal receiving module; 303. a hook; 304. a limiting block; 305. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, an embodiment of the present utility model is provided: an anti-collision early warning device of a crane hook, comprising: the bottom plate 1, mounting panel 2 and mounting box 3, the top fixed mounting of bottom plate 1 has connecting rod 102, the top movable mounting of connecting rod 102 has gangbar 104, the inside slidable mounting of gangbar 104 has shrink pole 107, the one end swing joint of shrink pole 107 has connecting block 109, the outside fixed mounting of connecting block 109 has mounting box 3, the inside fixed mounting of mounting box 3 has distance sensor 301, the inside fixed mounting of mounting box 3 of distance sensor 301 one side has signal receiving module 302, the bottom fixed mounting of mounting box 3 has couple 303. The distance between the lifting hook and the ground is intuitively detected, and when the distance is smaller than the height of the head top of the staff, the signal receiving module 302 is used for sending out an alarm to the audible and visual alarm 103, and early warning operation is carried out on the staff, so that the safety can be effectively improved.

Further, a limiting block 304 is movably mounted on the inner side of the hook 303, and the limiting block 304 is movably connected with the hook 303 through a spring 305. The distance sensor 301 is used for scanning and ranging the ground, the distance between the lifting hook and the ground is intuitively detected, and the signal receiving module 302 is used for sending out an alarm to the audible and visual alarm 103 when the distance is smaller than the head top height of a worker.

Example two

In the anti-collision early warning device for a crane hook according to the present utility model, as compared with the first embodiment, referring to fig. 4, a mounting plate 2 is fixedly mounted on the outer side of a connecting rod 102, and a second electric telescopic rod 202 is movably mounted on the top of the mounting plate 2. The goods can be conveniently lifted, the goods can be conveniently lifted and carried by the hooks 303, and the limiting blocks 304 can be conveniently used for limiting, so that the use is more convenient.

Further, the mounting plate 2 is movably connected with the second electric telescopic rod 202 through a rotating seat 201, and the second electric telescopic rod 202 is movably connected with the linkage rod 104 through a mounting seat 203. Through the telescopic action of the first electric telescopic rod 106, the telescopic rod 107 can be conveniently moved along the inside of the linkage rod 104, the sliding block 204 can slide along the inside of the sliding groove 205, and the goods can be conveniently lifted.

Further, the link lever 104 and the retraction lever 107 are fixedly mounted by a sliding block 204, and a sliding groove 205 matched with the sliding block 204 is formed in the link lever 104. The sliding block 204 slides along the inside of the sliding groove 205, so that the goods can be conveniently lifted, the goods can be conveniently lifted and carried by the aid of the hooks 303, and the limiting block 304 can be conveniently limited, so that the sliding block is more convenient to use.

Example III

Compared with the first embodiment, referring to fig. 2, the anti-collision early warning device for the crane hook provided by the utility model has the advantages that the linkage rod 104 is movably connected with the retraction rod 107 through the first electric telescopic rod 106, and the first electric telescopic rod 106 is movably connected with the linkage rod 104 through the connecting seat 105. In the process of descending through the connecting block 109, the distance sensor 301 can be used for scanning and ranging the ground, and the distance between the lifting hook and the ground can be intuitively detected.

Further, the contraction rod 107 is movably connected with the connecting block 109 through a winding ring 108, and the winding ring 108 is movably installed with the connecting block 109 through a traction rope. Traction can be carried out between the connecting blocks 109 through the winding ring 108, so that the use process can be more convenient, and the goods can be conveniently lifted.

Further, universal wheels 101 are movably installed at the bottom of the bottom plate 1, and an audible and visual alarm 103 is fixedly installed on one side of the connecting rod 102. The distance sensor 301 is used for scanning and ranging the ground, the distance between the lifting hook and the ground is intuitively detected, and the signal receiving module 302 is used for sending out an alarm to the audible and visual alarm 103 when the distance is smaller than the head top height of a worker.

Working principle: in the process of descending through the connecting block 109, the distance sensor 301 is utilized to scan the ground, the distance between the lifting hook and the ground is visually detected, the signal receiving module 302 is utilized to send out an alarm to the audible and visual alarm 103 when the distance is smaller than the height of the head top of a worker, the early warning operation is carried out on the worker, the safety can be effectively improved, the telescopic action of the second electric telescopic rod 202 can enable the telescopic rod 107 and the connecting rod 102 to rotate, the telescopic rod 107 can conveniently conduct angle adjustment, accordingly, goods can conveniently lift, meanwhile, the telescopic rod 107 can conveniently move along the inside of the linkage rod 104 through the telescopic action of the first electric telescopic rod 106, the sliding block 204 slides along the inside of the sliding groove 205, the goods can be conveniently lifted, the hanging hook 303 can conveniently lift and bear the goods, the limiting block 304 can conveniently conduct limiting, and the use is more convenient.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An anti-collision early warning device of a crane hook, comprising: bottom plate (1), mounting panel (2) and install bin (3), the top fixed mounting of bottom plate (1) has connecting rod (102), the top movable mounting of connecting rod (102) has gangbar (104), the inside slidable mounting of gangbar (104) has shrink pole (107), the one end swing joint of shrink pole (107) has connecting block (109), the outside fixed mounting of connecting block (109) has install bin (3), the inside fixed mounting of install bin (3) has distance sensor (301), the inside fixed mounting of install bin (3) of distance sensor (301) one side has signal receiving module (302), the bottom fixed mounting of install bin (3) has couple (303).

2. The anti-collision early warning device of a crane hook according to claim 1, wherein: a limiting block (304) is movably arranged on the inner side of the hook (303), and the limiting block (304) is movably connected with the hook (303) through a spring (305).

3. The anti-collision early warning device of a crane hook according to claim 1, wherein: the outside of connecting rod (102) fixed mounting has mounting panel (2), and the top movable mounting of mounting panel (2) has second electric telescopic handle (202).

4. The anti-collision early warning device of a crane hook according to claim 3, wherein: the mounting plate (2) is movably connected with the second electric telescopic rod (202) through a rotating seat (201), and the second electric telescopic rod (202) is movably connected with the linkage rod (104) through a mounting seat (203).

5. The anti-collision early warning device of a crane hook according to claim 1, wherein: the linkage rod (104) and the shrinkage rod (107) are fixedly arranged through a sliding block (204), and a sliding groove (205) matched with the sliding block (204) is formed in the linkage rod (104).

6. The anti-collision early warning device of a crane hook according to claim 1, wherein: the linkage rod (104) is movably connected with the contraction rod (107) through a first electric telescopic rod (106), and the first electric telescopic rod (106) is movably connected with the linkage rod (104) through a connecting seat (105).

7. The anti-collision early warning device of a crane hook according to claim 1, wherein: the contraction rod (107) is movably connected with the connecting block (109) through a winding ring (108), and the winding ring (108) is movably installed with the connecting block (109) through a traction rope.

8. The anti-collision early warning device of a crane hook according to claim 1, wherein: the bottom of the bottom plate (1) is movably provided with a universal wheel (101), and one side of the connecting rod (102) is fixedly provided with an audible and visual alarm (103).