CN203568683U

CN203568683U - Novel crane hook

Info

Publication number: CN203568683U
Application number: CN201320760767.5U
Authority: CN
Inventors: 吴亚生
Original assignee: Shanghai University of Engineering Science
Current assignee: Shanghai University of Engineering Science
Priority date: 2013-11-26
Filing date: 2013-11-26
Publication date: 2014-04-30
Anticipated expiration: 2023-11-26

Abstract

The utility model discloses a novel crane hook, comprising a hook head and a hook head pulley block, wherein the hook head comprises a hook handle and a hook ring; the hook handle comprises an upper connecting rod, a middle horizontal rod and a lower connecting rod; the hook ring is connected with the lower part of the lower connecting rod by a hinge pin; an L-shaped swing-proof hanging buckle is arranged at the rear end of the upper connecting rod; a grab rail is connected to the swing-proof hanging buckle; fixed plates are arranged on two ends of the hook head pulley block; a weighting platform is arranged on the lower ends of the fixed plates; a weighting disc is fixed on the weighting platform; a platen is arranged on the weighting disc; the top end of the upper connecting rod penetrates through the weighting platform and the weighting disc to be fixedly connected with the platen; a plurality of pressure bearing contacts are arranged between the weighting disc and the platen; the pressure bearing contacts are connected with a wireless transmission assembly which is connected with a central displayer. By using the novel crane hook, the weighting precision is ensured, and the hoisting height of a crane is not affected.

Description

A kind of Novel crane suspension hook

Technical field

The utility model relates to a kind of Novel crane suspension hook, belongs to crane facility technical field.

Background technology

At present, the electronic crane scale that disclosed hoisting crane is used is mainly following structure: electronic crane scale is directly installed on the crossbeam of suspension hook, although the electronic hanger scale of this kind of structure is simple in structure, easy for installation, but owing to can not utilizing original suspension hook group, improvement cost is large, and high strength shackle and pulling type sensor in use exist certain potential safety hazard.In addition, because the lifting height loss of hoisting crane is larger, electronic scale with hook head lifting height loss more than general 20t is at 600mm～1200mm, and field of application is less.Although LOAD CELLS is arranged on the fixed pulley of hoisting crane, can not reduce the lifting height of hoisting crane, due to weighting error large (generally more than 7%), so can not be applicable to require strict occasion to use as Trade Measures utensil or to Process configuration.

Utility model content

The problems referred to above that exist for prior art, the utility model aims to provide and a kind ofly can guarantee weighing precision, can utilize again former lifting beam with hook assembly, does not lose strode of crane, is convenient to the Novel crane suspension hook of on-the-spot repacking.

For achieving the above object, the utility model adopts following technical scheme:

A Novel crane suspension hook, comprises gib head and gib head assembly pulley, and described gib head comprises the neck of hook and shackle; It is characterized in that: the described neck of hook comprises connecting rod, middle transverse rod and lower link, between described upper connecting rod, middle transverse rod and lower link, head and the tail are vertical successively connects; Described shackle is connected by bearing pin with the bottom of lower link, and the length of described lower link equates with the vertical distance of shackle internal ring wall with shackle open upper end; Anti-the waving that the rear end of described upper connecting rod is provided with a L-type buckles, described anti-wave to buckle be connected with a grab rail; Both sides at described gib head assembly pulley are provided with adapter plate, in the lower end of described adapter plate, be provided with a weighing platform, on described weighing platform, be fixed with a weighing pan, on described weighing pan, be provided with a platen, the top of upper connecting rod is fixedly connected with platen with weighing pan through weighing platform; Between described weighing pan and platen, be provided with several pressure load-bearing contacts, described pressure load-bearing contact is connected with transmission over radio assembly, and described transmission over radio assembly is connected with central display unit.

As a kind of preferred version, in the front side, lower end of described lower link, be provided with the annular buckle of an opening, on the bottom surface of described lower link, be provided with one with the suitable arc notch of shackle medial surface.

As a kind of preferred version, in the medial surface bottom of described shackle, be provided with a fixed gap that prevents suspended object slippage.

As a kind of preferred version, described gib head assembly pulley comprises some pulleys, between pulley, by sheave shaft, connects.

As further preferred version, described gib head assembly pulley at least comprises 4 pulleys.

As a kind of preferred version, described central display unit is arranged in crane cab or remote controller.

Compared with prior art, the utlity model has following beneficial effect:

The crane hook providing due to the utility model, weighing platform is arranged on to the adapter plate lower end of gib head assembly pulley both sides, only need on weighing platform, be fixedly installed a weighing pan, measure the pressure load-bearing contact that the weight on gib head can be reached on weighing pan by platen, on the one hand in lifting operation process, can keep stress balance, to guarantee weighing precision, owing to not increasing, hang link on the other hand, so can not lose the lifting height of hoisting crane, and its structure is very simple, can meet the requirement to the metering operation of the responsive highly especially occasion of lifting.

Accompanying drawing explanation

Fig. 1 is the structural representation of a kind of Novel crane suspension hook of providing of the utility model.

In figure: 1, gib head; 11, the neck of hook; 111, upper connecting rod; 112, middle transverse rod; 113, lower link; 12, shackle; 121, fixed gap; 13, anti-waving buckles; 14, grab rail; 15, annular buckle; 16, arc notch; 2, gib head assembly pulley; 21, pulley; 22, sheave shaft; 3, adapter plate; 4, weighing platform; 5, weighing pan; 6, platen; 7, pressure load-bearing contact; 8, transmission over radio assembly; 9, central display unit.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is further elaborated.

Embodiment 1

As shown in Figure 1: the Novel crane suspension hook that the utility model provides, comprise gib head 1 and gib head assembly pulley 2, described gib head 1 comprises the neck of hook 11 and shackle 12; The described neck of hook 11 comprises connecting rod 111, middle transverse rod 112 and lower link 113, and between described upper connecting rod 111, middle transverse rod 112 and lower link 113, head and the tail are vertical successively connects; Described shackle 12 is connected by bearing pin with the bottom of lower link 113, and the length of described lower link 113 equates with the vertical distance of shackle internal ring wall with shackle open upper end; Anti-the waving that the rear end of described upper connecting rod 111 is provided with a L-type buckles 13, described anti-wave to buckle on 13, be connected with a grab rail 14; In the front side, lower end of described lower link 113, be provided with the annular buckle 15 of an opening, on the bottom surface of described lower link 113, be provided with one with the suitable arc notch 16 of the medial surface of shackle 12, in the medial surface bottom of described shackle 12, be provided with a fixed gap 121 that prevents suspended object slippage.Described gib head assembly pulley 2 comprises some pulleys 21, between pulley 21, by sheave shaft 22, connects; Described gib head assembly pulley 2 at least comprises 4 pulleys 21.In the both sides of described gib head assembly pulley 2, be provided with adapter plate 3, in the lower end of described adapter plate 3, be provided with a weighing platform 4, on described weighing platform 4, be fixed with a weighing pan 5, on described weighing pan 5, be provided with a platen 6, the top of upper connecting rod 111 is fixedly connected with platen 6 with weighing pan 5 through weighing platform 4; Between described weighing pan 5 and platen 6, be provided with several pressure load-bearing contacts 7, described pressure load-bearing contact 7 is connected with transmission over radio assembly 8, and described transmission over radio assembly 8 is connected with central display unit 9.Described central display unit 9 is arranged in crane cab or remote controller.

The utility model is by being arranged on weighing platform the adapter plate lower end of gib head assembly pulley both sides, on weighing platform, be fixedly installed a weighing pan, measure the pressure load-bearing contact that the weight on gib head can be reached on weighing pan by platen, on the one hand in lifting operation process, can keep stress balance, to guarantee weighing precision, owing to not increasing, hang link on the other hand, so can not lose the lifting height of hoisting crane, and its structure is very simple, can meet the requirement to the metering operation of the responsive highly especially occasion of lifting.

Finally be necessary described herein: foregoing is only for being described in further detail the technical solution of the utility model; can not be interpreted as the restriction to the utility model protection domain, some nonessential improvement that those skilled in the art makes according to foregoing of the present utility model and adjustment all belong to protection domain of the present utility model.

Claims

1. a Novel crane suspension hook, comprises gib head and gib head assembly pulley, and described gib head comprises the neck of hook and shackle; It is characterized in that: the described neck of hook comprises connecting rod, middle transverse rod and lower link, between described upper connecting rod, middle transverse rod and lower link, head and the tail are vertical successively connects; Described shackle is connected by bearing pin with the bottom of lower link, and the length of described lower link equates with the vertical distance of shackle internal ring wall with shackle open upper end; Anti-the waving that the rear end of described upper connecting rod is provided with a L-type buckles, described anti-wave to buckle be connected with a grab rail; Both sides at described gib head assembly pulley are provided with adapter plate, in the lower end of described adapter plate, be provided with a weighing platform, on described weighing platform, be fixed with a weighing pan, on described weighing pan, be provided with a platen, the top of upper connecting rod is fixedly connected with platen with weighing pan through weighing platform; Between described weighing pan and platen, be provided with several pressure load-bearing contacts, described pressure load-bearing contact is connected with transmission over radio assembly, and described transmission over radio assembly is connected with central display unit.

2. Novel crane suspension hook as claimed in claim 1, is characterized in that: in the front side, lower end of described lower link, be provided with the annular buckle of an opening, on the bottom surface of described lower link, be provided with one with the suitable arc notch of shackle medial surface.

3. Novel crane suspension hook as claimed in claim 1, is characterized in that: the medial surface bottom at described shackle is provided with a fixed gap that prevents suspended object slippage.

4. Novel crane suspension hook as claimed in claim 1, is characterized in that: described gib head assembly pulley comprises some pulleys, between pulley, by sheave shaft, connects.

5. Novel crane suspension hook as claimed in claim 4, is characterized in that: described gib head assembly pulley at least comprises 4 pulleys.

6. Novel crane suspension hook as claimed in claim 1, is characterized in that: described central display unit is arranged in crane cab or remote controller.