CN209635730U - A kind of crane dropping-proof hook - Google Patents

Abstract

The utility model discloses a kind of crane dropping-proof hooks, belong to hanging device technical field.The utility model includes shell, the middle inside of the shell is fixedly installed with mounting blocks, the upper surface of mounting blocks is equidistantly fixedly installed with guide rod, the outer ring of guide rod is set with movable plate, and the outer ring of the guide rod is set with second spring, and the lower end of movable plate is fixedly installed with hook, slot is equipped at the crotch of hook, the lower end of the shell is equipped with bottom plate, and through-hole and limit hole are respectively equipped in the plate face of bottom plate, and the inside of the limit hole is provided through gag lever post.When the utility model slings weight by hook, hook drives movable plate, gag lever post integrally to move down, the lower end of gag lever post and slot cooperate, the left side opening of hook can be closed, device overall structure is simple and novel, uses stabilization, securely and reliably, effectively it can prevent weight from falling, practicability is stronger, is conducive to promote the use of.

Description

A kind of crane dropping-proof hook

Technical field

The utility model relates to hanging device technical fields, more specifically to a kind of crane dropping-proof hook.

Background technique

Crane can greatly save manpower and improve construction efficiency, crane generally passes through as a kind of common engineering equipment Hook hook block lifting rope lifts weight, and crane is linked up with when lifting weight, lifting rope obscission often occurs, cause the damage of weight, Cause weight to fall from high-altitude, cause the damage of weight or equipment, casualty accident is caused when serious, is hung currently, mostly using An Elastic buckle is arranged in the end of hook hook body, to avoid lifted weight from falling off, however, this mode not only needs biggish elastic force It prevents from falling off, and this structure causes space in hook body to reduce, lifted weight is limited to, when taking out weight also very not It is convenient, for above situation, it is proposed that a kind of crane dropping-proof hook.

Utility model content

1. utility model technical problems to be solved

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of crane dropping-proof hook, should Device enhances anti-dropout effect, improves safety and stability when lifting, improves using effect.

2. technical solution

In order to achieve the above objectives, technical solution provided by the utility model are as follows:

A kind of crane dropping-proof hook of the utility model, including shell, the fixed peace of the middle inside of the shell Equipped with mounting blocks, the upper surface of mounting blocks is equidistantly fixedly installed with guide rod, and the outer ring of multiple consistent guide rods of model is total With movable plate is set with, the outer ring of the guide rod is set with second spring, and the lower end of movable plate is fixedly installed with hook, hangs Slot is equipped at the crotch of hook, the lower end of the shell is equipped with bottom plate, is respectively equipped with through-hole and limit in the plate face of bottom plate Hole, the inside of the limit hole are provided through gag lever post, and the lower end of gag lever post and slot cooperate, the upper end of gag lever post and shifting Movable plate contradicts, and is fixed with limited block in the middle part of gag lever post, the outer ring of the gag lever post is further sleeved with the first spring, the first spring Upper and lower ends respectively with limited block, contacts baseplate, the upper end of shell is equipped with top plate.

Further, the upper end of the second spring resists the lower surface of movable plate, the lower end in contact peace of second spring Block is filled, guide rod is vertically arranged in the upper surface of mounting blocks.

Further, the shell is fixedly welded with mounting blocks, and guide rod is fixedly welded with mounting blocks.

Further, the bottom plate, top plate pass through bolt respectively and shell detachably assembles.

Further, the outer upper of the shell is equidistantly equipped with the consistent hangers of multiple groups model, the number of hangers Amount is 3 to 4.

Further, the limit hole and gag lever post are square structure.

Further, the upper end of the guide rod is less than or equal to the thickness of movable plate at a distance from top plate lower surface.

3. beneficial effect

Using technical solution provided by the utility model, compared with prior art, have the following beneficial effects:

When the utility model slings weight by hook, hook drives movable plate integrally to move down, movable plate synchronous belt Dynamic gag lever post moves down, and the lower end of gag lever post and slot cooperate, i.e., can close the left side opening of hook, can be effective Falling for weight is prevented, device overall structure is simple and novel, and using stabilization, securely and reliably, effectively it can prevent weight from falling, Practicability is stronger, is conducive to promote the use of.

Detailed description of the invention

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 is the floor structure figure of the utility model；

Fig. 3 is the top view of the utility model.

In figure: 1, guide rod；2, the first spring；3, shell；4, gag lever post；5, slot；6, it links up with；7, bottom plate；8, it limits Block；9, through-hole；10, mounting blocks；11, second spring；12, hangers；13, top plate；14, movable plate；15, limit hole.

Specific embodiment

The utility model will be further described with reference to the accompanying drawings and examples:

Embodiment 1

It can be seen that a kind of crane dropping-proof hook of the present embodiment, including shell 3, the outside of shell 3 from Fig. 1-3 Top is equidistantly equipped with the consistent hangers 12 of multiple groups model, and the quantity of hangers 12 is 3 to 4, convenient to be attached with crane, Guarantee that its stability, the middle inside of shell 3 are fixedly installed with mounting blocks 10 simultaneously, the upper surface of mounting blocks 10 is equidistantly fixed Guide rod 1 is installed, shell 3 is fixedly welded with mounting blocks 10, and guide rod 1 is fixedly welded with mounting blocks 10, to improve entirety The stability of device enhances bonding strength, improves stability in use, the outer ring of multiple consistent guide rods 1 of model is set with jointly There is movable plate 14, the outer ring of guide rod 1 is set with second spring 11, and the upper end of second spring 11 resists the following table of movable plate 14 Face, the lower end in contact mounting blocks 10 of second spring 11, guide rod 1 are vertically arranged in the upper surface of mounting blocks 10, movable plate 14 Lower end is fixedly installed with hook 6, links up with and is equipped with slot 5 at 6 crotch, the lower end of shell 3 is equipped with bottom plate 7, the plate face of bottom plate 7 On be respectively equipped with through-hole 9 and limit hole 15, limit hole 15 and gag lever post 4 are square structure, prevent 4 opposed bottom 7 of gag lever post It rotates, to avoid that there is a phenomenon where gag lever posts 4 and slot 5 to cooperate, the inside of limit hole 15 is provided through Gag lever post 4, the lower end of gag lever post 4 and slot 5 cooperate, and the upper end of gag lever post 4 and movable plate 14 contradict, and the middle part of gag lever post 4 is solid Surely have a limited block 8, the outer ring of gag lever post 4 is further sleeved with the first spring 2, the upper and lower ends of the first spring 2 respectively with limited block 8, Bottom plate 7 contacts, and the upper end of shell 3 is equipped with top plate 13, and bottom plate 7, top plate 13 are detachably assembled by bolt and shell 3 respectively, The upper end of guide rod 1 at a distance from 13 lower surface of top plate be less than or equal to movable plate 14 thickness, can prevent movable plate 14 from It falls off on guide rod 1, improves using effect.

When the utility model slings weight by hook 6,6 drive movable plate of hook, 14 entirety is moved down, movable plate 14 Synchronous drive gag lever post 4 moves down, and the lower end of gag lever post 4 and slot 5 cooperate, i.e., can close the left side opening for linking up with 6, Falling for weight can be effectively prevented, device overall structure is simple and novel, using stabilization, securely and reliably, can effectively prevent Only weight is fallen, and practicability is stronger, is conducive to promote the use of.

Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing Shown in be also one of the embodiments of the present invention, actual structure is not limited to this.So if this field Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.

Claims (7)

1. a kind of crane dropping-proof hook, including shell (3), it is characterised in that: the middle inside of the shell (3) is fixed It is equipped with mounting blocks (10), the upper surface of mounting blocks (10) is equidistantly fixedly installed with guide rod (1), and multiple models are consistent to be led It is set with jointly movable plate (14) to the outer ring of bar (1), the outer ring of the guide rod (1) is set with second spring (11), is moved The lower end of movable plate (14) is fixedly installed with hook (6), is linked up with and is equipped with slot (5) at the crotch of (6), under the shell (3) End is equipped with bottom plate (7), and through-hole (9) and limit hole (15) are respectively equipped in the plate face of bottom plate (7), the limit hole (15) Inside is provided through gag lever post (4), and the lower end and slot (5) of gag lever post (4) cooperate, the upper end of gag lever post (4) and movable plate (14) it contradicts, is fixed with limited block (8) in the middle part of gag lever post (4), the outer ring of the gag lever post (4) is further sleeved with the first spring (2), the upper and lower ends of the first spring (2) are contacted with limited block (8), bottom plate (7) respectively, and the upper end of shell (3) is equipped with top plate (13)。

2. a kind of crane dropping-proof hook according to claim 1, it is characterised in that: the second spring (11) Upper end resists the lower surface of movable plate (14), and the lower end in contact mounting blocks (10) of second spring (11), guide rod (1) is in mounting blocks (10) upper surface is vertically arranged.

3. a kind of crane dropping-proof hook according to claim 1, it is characterised in that: the shell (3) and installation Block (10) is fixedly welded, and guide rod (1) is fixedly welded with mounting blocks (10).

4. a kind of crane dropping-proof hook according to claim 1, it is characterised in that: the bottom plate (7), top plate (13) it is detachably assembled by bolt and shell (3) respectively.

5. a kind of crane dropping-proof hook according to claim 1, it is characterised in that: the outside of the shell (3) Top is equidistantly equipped with the consistent hangers of multiple groups model (12), and the quantity of hangers (12) is 3 to 4.

6. a kind of crane dropping-proof hook according to claim 1, it is characterised in that: the limit hole (15) and limit Position bar (4) is square structure.

7. a kind of crane dropping-proof hook according to claim 1, it is characterised in that: the guide rod (1) it is upper Hold the thickness for being less than or equal to movable plate (14) at a distance from top plate (13) lower surface.