CN201801293U

CN201801293U - Automatically tightening lifting tool

Info

Publication number: CN201801293U
Application number: CN2010202738794U
Authority: CN
Inventors: 尹晨霞; 孙烽; 汤勤玉
Original assignee: Beijing Erqi Railway Transportation Equipment Co Ltd
Current assignee: Beijing Erqi Railway Transportation Equipment Co Ltd
Priority date: 2010-07-26
Filing date: 2010-07-26
Publication date: 2011-04-20
Anticipated expiration: 2020-07-26

Abstract

The utility model discloses an automatically tightening lifting tool, which comprises a lifting ring, at least one rope and a sleeve, wherein the lifting ring is used for connecting with a lifting hook of a crane; the lifting ring is connected with one end of the rope, and the other end of the rope is suspended; and the sleeve is sleeved on the rope in a sliding manner, and a fixing object is arranged on the sleeve for fixing the suspended end of the rope to bind an object to be lifted. The technical scheme adopted in the utility model is that a sleeve is additionally arranged on the steel wire rope, and a fixing object capable of fixedly connecting with the suspended end of the steel wire rope is arranged outside the sleeve, so as to enable that the object to be lifted can be automatically locked by the steel wire rope under the action of gravity along with the sleeve. Moreover, the automatically tightening lifting tool has simple structure, convenience in use, fastness in binding, and safety and reliability.

Description

The self-tightening type suspender

Technical field

The utility model relates to lifting technique, relates in particular to a kind of self-tightening type suspender.

Background technology

At present, the refitting that rises of the various tubing in China's machinery manufacturing industry, section bar in bulk etc. is hung generally in the following way: use tubing or the section bar in bulk that steel rope or nylon rope will be to be sling to tie, sling after being hooked by the suspension hook of hoisting crane again.

The mode that this refitting hung is very dangerous, and steel rope or nylon rope get loose in the process of slinging possibly.And also be to require great effort very much, and be not easy dismounting for the binding process of tubing to be sling or section bar in bulk.

The utility model content

The utility model provides a kind of self-tightening type suspender, in order to solve defective of the prior art, makes the dress process of hanging of hoisting crane to carry out easily, and by the self-tightening type design, for object binding to be sling firmly, safe and reliable.

The utility model provides a kind of self-tightening type suspender, comprising:

Suspension ring, described suspension ring are used for connecting with the suspension hook of hoisting crane;

At least one rope, an end of described rope is connected with described suspension ring, and the other end is unsettled;

Sleeve pipe, described sleeve pipe are set on the described rope slidably, and described sleeve pipe is provided with fixture, and described fixture is used for fixing the free end of described rope to tie object to be sling.

Aforesaid self-tightening type suspender, the free end of described rope are the osed top rope sling, and the fixture on the described sleeve pipe is a hook; Perhaps, the free end of described rope is provided with the collar, and the fixture on the described sleeve pipe is a hook.

Aforesaid self-tightening type suspender, the free end of described rope connects hook, and the fixture of described sleeve pipe is the osed top ring.

Aforesaid self-tightening type suspender, described suspender comprise two ropes, are arranged with described sleeve pipe on the every rope respectively.

The self-tightening type suspender that the utility model provides, by on steel rope, setting up a sleeve pipe, and one fixture that can be fixedly linked with the free end of steel rope is set in outside of sleeve, make hoisting crane in the process of will thing be sling slinging, steel rope can be followed sleeve pipe and be realized that under the effect of gravity auto lock waits the purpose of slinging thing.And this self-tightening type hanger structure is simple, easy to use, and binding firmly, and is safe and reliable.

Description of drawings

In order to be illustrated more clearly in the utility model or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other design plans and accompanying drawing according to these accompanying drawings.

The structural representation of the self-tightening type suspender that Fig. 1 provides for the utility model embodiment;

Second kind of structural representation of the self-tightening type suspender that Fig. 2 provides for the utility model embodiment;

Structural representation when the self-tightening type suspender that Fig. 3 provides for the utility model embodiment is worked.

The specific embodiment

For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with embodiment and accompanying drawing the technical solution of the utility model is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.

See also Fig. 1, present embodiment provides a kind of self-tightening type suspender, the difference of the suspender (ropes such as steel rope or nylon rope) that uses with the hoisting crane of routine is: increased the suspension ring that are used for connecting rope, and be set in sleeve pipe on the rope slidably, and sleeve pipe is provided with and can be fitted to each other with the free end of rope to tie the fixture of object to be sling.As shown in Figure 1, this self-tightening type suspender comprises: suspension ring 1, rope 2 and sleeve pipe 3.Wherein, for stablizing in the lifting process, rope 2 can be many, all is arranged with sleeve pipe 3 on the every rope 2.

Suspension ring 1 are used for connecting with the suspension hook of hoisting crane, and the shape of suspension ring 1 is not done concrete qualification, is preferably circle, also can be regular shapes such as square grade or irregularly shaped arbitrarily.Suspension ring 1 are preferred to use No. 20 forgings to make, need consider during design and the suspension hook of hoisting crane between matching relationship, and and object to be sling between the weight-matched relation, design about the associated safety regulation of crane hanger according to country.

One end of rope 2 is connected with suspension ring 1, and rope 2 can be to be set on the suspension ring 1, perhaps firmly is connected with suspension ring 1 in other way.Rope 2 is preferably steel rope.Can be during design according to the weight of object to be sling, according to the suitable steel rope of the relevant regulations Standard Selection of country.The end that rope 2 and suspension ring 1 connect preferably is inserted into steel wire loop according to the requirement of fitter process or the steel pipe crimping becomes steel wire loop.The unsettled setting of the other end of rope 2.

Sleeve pipe 3 is set on the rope 2 slidably, and sleeve pipe 3 is provided with fixture 4, and this fixture 4 is used for fixing the free end of rope 2 to tie object to be sling.Wherein, first kind of situation: the free end of rope 2 is the osed top steel wire loop or connects a collar etc., and the fixture 4 on the sleeve pipe 3 is preferably hook, and the direction of hook is upwards to guarantee can fix the free end of rope 2 in the process of upwards slinging.Second kind of situation: the free end of rope 2 can also be connected with hook, and the fixture 4 of sleeve pipe 3 can be the osed top ring.Suspender shown in Fig. 1 is first kind of structure under the situation, and the suspender shown in Fig. 2 is second kind of structure under the situation.

Hook preferably uses No. 20 forgings to cause type, carries out the machinework moulding then, and the edges and corners of sleeve pipe 3 and hook need lead angle with deburring, avoid scratch rope 2.The specification of sleeve pipe 3 and hook will be complementary with the weight of object to be sling, and meets the relevant security regulations of country about crane hanger.

Concrete, as shown in Figure 3, when stating the self-tightening type suspender in the use and carrying out crane lifting service, the free end of rope 2 is passed from the bottom of object to be sling (various tubing or section bar in bulk) 5, then the free end of rope 2 and the fixture 4 on the sleeve pipe 3 are connected, start hoisting crane, rope 2 just begins to bear the weight of object to be sling 5 along with the rising of crane hook, and sleeve pipe 3 slides along rope 2 under the effect of the gravity of object to be sling 5, up to tension object 5 to be sling, play the effect of auto lock, and then realize the safety lifting.

The self-tightening type suspender that the utility model provides, by on steel rope, setting up a sleeve pipe, and one fixture that can be fixedly linked with the free end of steel rope is set in outside of sleeve, make hoisting crane wait to sling in the process of thing slinging, steel rope can be followed sleeve pipe and be realized that under the effect of gravity auto lock waits the purpose of slinging thing.And this self-tightening type hanger structure is simple, easy to use, and binding firmly, and is safe and reliable.

It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.

Claims

1. a self-tightening type suspender is characterized in that, comprising:

2. self-tightening type suspender according to claim 1 is characterized in that, the free end of described rope is the osed top rope sling, and the fixture on the described sleeve pipe is a hook.

3. self-tightening type suspender according to claim 1 is characterized in that the free end of described rope is provided with the collar, and the fixture on the described sleeve pipe is a hook.

4. self-tightening type suspender according to claim 1 is characterized in that, the free end of described rope connects hook, and the fixture of described sleeve pipe is the osed top ring.

5. according to each described self-tightening type suspender in the claim 1 to 4, it is characterized in that described self-tightening type suspender comprises two ropes, be arranged with described sleeve pipe on the every rope respectively.