CN219384489U - Automatic unhooking device for wood hoisting - Google Patents

Abstract

The application discloses automatic unhooking device for wood hoisting relates to the technical field of hoisting. The automatic unhooking device for wood hoisting comprises an automatic unhooking device, wherein the automatic unhooking device comprises a lifting hook, and the bottom of the lifting hook is provided with a hook; the connecting piece is arranged at the beginning of the hook of the lifting hook and is used for connecting a movable stop strip, the movable stop strip is vertically arranged in the hook, and the movable stop strip divides the hook into a fully-closed inner hook and a semi-closed outer hook; the steel wire rope is used for hoisting wood, hanging rings are arranged at two ends of the steel wire rope, one hanging ring is sleeved on the inner hook of the hook, and the other hanging ring is sleeved on the outer hook of the hook. Through increasing automatic unhooking device on crane couple, can realize through the crane that stock ground wood multilayer is piled high to be placed and need not personnel to tear open the hook, reduce personnel's work load and avoid the incident.

Description

Automatic unhooking device for wood hoisting

Technical Field

The application relates to hoisting technology, and more particularly relates to an automatic unhooking device for wood hoisting.

Background

In the timber industry, as timber is a large piece of cargo, both timber felling and transportation and loading can be carried out by using a lifting hook. In the normal lifting hook lifting process, after the timber is required to be stably landed, workers can approach the timber for unhooking, but in the actual lifting activity, the workers often stand below the timber for saving time to connect and unhook the timber, and the operation is very dangerous for the workers.

Disclosure of Invention

In view of this, in order to solve or improve the above-mentioned adverse phenomena in the prior art, the present application proposes an automatic unhooking device for wood hoisting.

In order to achieve the above object, the present application provides an automatic unhooking device, including a hook, wherein the bottom of the hook is a hook; the connecting piece is arranged at the beginning of the hook of the lifting hook and is used for connecting a movable stop strip, the movable stop strip is vertically arranged in the hook, and the movable stop strip divides the hook into a fully-closed inner hook and a semi-closed outer hook; the steel wire rope is used for hoisting wood, hanging rings are arranged at two ends of the steel wire rope, one hanging ring is sleeved on the inner hook of the hook, and the other hanging ring is sleeved on the outer hook of the hook.

Preferably, the connecting piece comprises a buckle and a pin, a through long groove is formed in the buckle, the pin penetrates through the long groove, and the movable stop strip is connected with two ends of the pin.

Preferably, the upper end and the lower end of the buckle are flat end surfaces which are horizontally arranged, one end, close to the opening of the hook, of the buckle is an inclined end surface, and the bottom of the inclined end surface is inclined inwards.

Preferably, the long groove is obliquely arranged along the inclined end face.

Preferably, the movable stop strip comprises two side baffles and an inclined baffle, the two side baffles are respectively arranged in parallel with openings at two ends of the long groove, the two side baffles are respectively connected with two ends of the pin, the inclined baffle is arranged in parallel with the inclined end face, the movable stop strip can rotate towards the inner hook direction of the hook at the lowest point of the long groove, and the movable stop strip can rotate towards the outer hook direction of the hook at the highest point of the long groove.

Preferably, a balancing weight is arranged at the bottom of the movable stop strip.

Preferably, the size of the hook gradually increases from the tail end to the head section, and the diameter size of the hanging ring sleeved on the inner hook of the hook on the steel wire rope is larger than that of the hanging ring sleeved on the outer hook of the hook.

The application also provides a timber hoist and mount automatic unhooking device, including the crane, be provided with the automatic unhooking device of any one of the above-mentioned.

Advantageous effects

Compared with the prior art, the technical scheme has the advantages that: through increase buckle and activity stop strip on crane couple, will hang the wire rope single-end of unloading wood and fix the interior hook department at the couple that the buckle separated, another one hangs in the outer hook department of couple after bypassing the wooden head, normally lifts by crane and puts down the back lifting hook and put the bottom perpendicularly, outside wire rope hangs the circle and can be pressed out the lifting hook because of its own rigidity, inboard hanging the circle and stopping keeping on the hook because of having the activity stop strip, the crane lifts back can take out wire rope, reach wire rope automatic unhook's effect, can realize through the crane that the wooden multilayer stack of stock yard is put and need not personnel to tear open the hook, reduce personnel work load and avoid the incident.

Drawings

FIG. 1 is a schematic structural view of an automatic unhooking device of the present application;

fig. 2 is a schematic structural view of the automatic unhooking device for wood lifting in the application.

The main reference numerals in the figures: 1. a lifting hook; 2. a hook; 3. a buckle; 4. a movable stop bar; 5. a wire rope; 6. hanging rings; 7. a long groove; 8. a pin; 9. side baffles; 10. a bevel baffle; 11. and (5) balancing weights.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

It should be noted that, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an azimuth or a positional relationship based on that shown in the drawings, or that the inventive product is commonly put in place when used, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1, the embodiment of the application discloses an automatic unhooking device, which comprises a lifting hook 1, wherein the bottom of the lifting hook 1 is provided with a hanging hook 2; the connecting piece is arranged at the beginning of the hook 2 of the lifting hook 1 and is used for connecting a movable stop strip 4, the movable stop strip 4 is vertically arranged in the hook 2, and the movable stop strip 4 divides the hook 2 into a totally-closed inner hook and a semi-closed outer hook; the steel wire rope 5 is used for hoisting wood, hanging rings 6 are arranged at two ends of the steel wire rope 5, one hanging ring 6 is sleeved on the inner hook of the hook 2, and the other hanging ring 6 is sleeved on the outer hook of the hook 2.

The hook 2 is an arc-shaped part with an opening, the inner side of the hook 2 is a bending plane, the outer side of the hook 2 is an outwards-protruding transition curved surface, the position on the hook 1, where the arc transition curved surface starts, is the beginning of the hook 2, the tail tip of the hook 2 is the tail end, the connecting piece is usually welded at the beginning of the hook 2 of the hook 1, also the opening of the hook 2, the connecting piece is movably connected with a movable stop strip 4, the movable stop strip 4 is vertically erected in the hook 2 under the action of gravity, the movable stop strip 4 is used for separating the hook 2 into a totally-enclosed inner hook and a semi-enclosed outer hook, the hook 2 is provided with a steel wire rope 5, two ends of the steel wire rope 5 are provided with hanging rings 6, one hanging ring 6 is sleeved on the inner hook of the hook 2, the other hanging ring 6 is sleeved on the outer hook of the hook 2, the movable stop strip 4 that vertical set up can firmly keep one of them link 6 on the inner hook, do not let one of them link 6 slide out couple 2, wire rope 5 can be fixed one of them link 6 in couple 2 inner hook, another one link 6 is hanging in hook 1 outer hook after bypassing wood, tie up good wood, hoist it, normally hoist and put down back lifting hook 1 and put the bottom perpendicularly, outside wire rope 5 link 6 can be pressed out lifting hook 1 because of its own rigidity, inboard link 6 keeps on the hook because of having the movable stop strip 4 stop, the crane lifts back can take out wire rope 5, reach the effect that wire rope 5 is automatic unhook, can realize through the crane that the place is not need personnel to tear open to put in the multilayer heap of stock ground wood, reduce personnel's work load and avoid the incident.

In this embodiment, the connecting piece includes buckle 3 and pin 8, is equipped with the elongated slot 7 that link up on the buckle 3, and pin 8 passes elongated slot 7 setting, and movable stop strip 4 is connected with the both ends of pin 8.

The movable stop strip 4 is connected with the bayonet through a pin 8, but not limited to the form of the pin 8, and can also be connected with a rod piece such as a screw rod, a bolt and the like or a connecting piece, one end of the long groove 7 is arranged at a position of the buckle 3, the other end of the long groove 7 is arranged at a position of the buckle 3, the width of the long groove 7 is matched with the radius of the pin 8, and the pin 8 can slide up and down in the long groove 7.

In this embodiment, the upper and lower ends of the buckle 3 are flat end surfaces which are horizontally arranged, one end of the buckle 3, which is close to the opening of the hook 2, is an inclined end surface, and the bottom of the inclined end surface is inclined inwards.

Wherein, the front and back two terminal surfaces of buckle 3 are vertical plane.

In this embodiment, the long groove 7 is disposed obliquely following the inclined end face.

The distance between the long groove 7 and the inclined end face is equal, namely, the long groove 7 and the inclined end face are arranged in parallel.

In this embodiment, the movable stop strip 4 includes two side baffles 9 and an inclined baffle 10, the two side baffles 9 are respectively parallel to openings at two ends of the long groove 7, the two side baffles 9 are respectively connected with two ends of the pin 8, the inclined baffle 10 is parallel to the inclined end surface, the movable stop strip 4 can rotate towards the inner hook direction of the hook 2 at the lowest point of the long groove 7, and the movable stop strip 4 can rotate towards the outer hook direction of the hook 2 at the highest point of the long groove 7.

The movable stop strip 4 can only rotate towards the inner hook direction of the hook 2 at the lowest point of the long groove 7, if the movable stop strip rotates towards the outer hook direction, the inclined baffle 10 can abut against the inclined end surface of the buckle 3 and cannot rotate, and the movable stop strip 4 can only rotate towards the outer hook direction by pulling the pin 8 and the movable stop strip 4 to the highest point of the long groove 7; the movable stop strip 4 can only rotate towards the outer hook direction of the hook 2 at the highest point of the long groove 7, if the movable stop strip rotates towards the inner hook direction, the inclined baffle plate 10 can abut against the inclined end surface of the buckle 3, and the movable stop strip 4 cannot rotate, and can only rotate towards the inner hook direction by pulling the pin 8 and the movable stop strip 4 to the lowest point of the long groove 7.

In this embodiment, the bottom of the movable stop bar 4 is provided with a weight 11.

The main function of the balancing weight 11 is that the movable stop strip 4 is kept at the lowest point of the long groove 7 and keeps the vertical posture.

In this embodiment, the size of the hook 2 gradually increases from the end to the head, and the diameter size of the hanging ring 6 sleeved on the inner hook of the hook 2 on the wire rope 5 is larger than the diameter size of the hanging ring 6 sleeved on the outer hook of the hook 2.

The diameter of the hanging ring 6 sleeved at the outer hook of the hook 2 is smaller, the hanging ring cannot be sleeved on the inner hook, entanglement with the hanging ring 6 sleeved at the inner hook of the hook 2 is avoided, and different uses of the hanging rings 6 at the two ends of the steel wire rope 5 are set.

As shown in fig. 2, the embodiment of the application also discloses a timber hoisting automatic unhooking device, which comprises a crane, wherein the crane is provided with the automatic unhooking device according to any one of the above.

The automatic unhooking device of any one of the above can be matched with any one of the wood lifting devices, or a plurality of automatic unhooking devices can be matched with any one of the wood lifting devices, can be used in the cutting of mountain woods, can be used in transportation lifting, and is not limited to a crane.

Principle of operation

The automatic unhooking device in this application is added on the crane, the wire rope 5 single head that will hang and unload wood is fixed in the interior hook department of the couple 2 that buckle 3 separated, another one is hung in the outer hook department of couple 2 after bypassing the wooden head, normally lift by crane and put down back lifting hook 1 and put the bottom perpendicularly, outside wire rope 5 is hung 6 and can be pressed out lifting hook 1 because of its own rigidity, inboard is hung 6 and is kept on the hook because of having the retaining of activity stop strip 4, the crane lifts back and can take out wire rope 5, reach the effect of wire rope 5 automatic unhooking, can realize through the crane that the wooden multilayer stack of stock ground is put and need not personnel to tear open the hook, reduce personnel work load and avoid the incident.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. An automatic unhooking device is characterized by comprising a lifting hook, wherein the bottom of the lifting hook is a hook;

the connecting piece is arranged at the beginning of the hook of the lifting hook and is used for connecting a movable stop strip, the movable stop strip is vertically arranged in the hook, and the movable stop strip divides the hook into a fully-closed inner hook and a semi-closed outer hook;

the steel wire rope is used for hoisting wood, hanging rings are arranged at two ends of the steel wire rope, one hanging ring is sleeved on the inner hook of the hook, and the other hanging ring is sleeved on the outer hook of the hook.

2. The automatic unhooking device according to claim 1, wherein the connecting piece comprises a buckle and a pin, a through long groove is formed in the buckle, the pin penetrates through the long groove, and the movable stop strip is connected with two ends of the pin.

3. The automatic unhooking device according to claim 2, wherein the upper end and the lower end of the buckle are flat end surfaces which are horizontally arranged, one end, close to the opening of the hook, of the buckle is an inclined end surface, and the bottom of the inclined end surface is inclined inwards.

4. The automatic unhooking apparatus according to claim 3, wherein the elongated slot is disposed obliquely following the inclined end surface.

5. The automatic unhooking device according to claim 4, wherein the movable stop bar comprises two side baffles and an inclined baffle, the two side baffles are respectively arranged in parallel with openings at two ends of the long groove, the two side baffles are respectively connected with two ends of the pin, the inclined baffle is arranged in parallel with the inclined end face, the movable stop bar can rotate towards the inner hook direction of the hook at the lowest point of the long groove, and the movable stop bar can rotate towards the outer hook direction of the hook at the highest point of the long groove.

6. The automatic unhooking device of claim 5, wherein a counterweight is provided at a bottom of the movable stop bar.

7. The automatic unhooking device according to claim 1, wherein the hook increases in size from the end to the head, and the diameter of the loop of the wire rope sleeved on the inner hook of the hook is larger than the diameter of the loop of the wire rope sleeved on the outer hook of the hook.

8. A timber hoisting automatic unhooking device comprising a crane provided with an automatic unhooking device according to any one of claims 1 to 7.