CN216918285U

CN216918285U - Acid-resistant corrosion-resistant chemical fiber sling

Info

Publication number: CN216918285U
Application number: CN202220557308.6U
Authority: CN
Inventors: 王志玉
Original assignee: Jiangsu Tianhua Rigging Co ltd
Current assignee: Jiangsu Tianhua Rigging Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-08
Anticipated expiration: 2032-03-15

Abstract

The utility model belongs to the technical field of slings, and discloses an acid-resistant corrosion-resistant chemical fiber sling which comprises a sling main body, wherein cable heads are arranged at two ends of the sling main body, the sling main body comprises a base layer and a protective sleeve, the base layer is arranged in the protective sleeve, a composite layer is arranged at the outer side of the protective sleeve, a buffer layer is connected between the protective sleeve and the base layer, the composite layer comprises a fire-resistant layer, a first anti-freezing layer is fixed at the outer side of the fire-resistant layer, and a second anti-freezing layer is connected at the inner side of the fire-resistant layer. The safety in use is greatly improved.

Description

Acid-resistant corrosion-resistant chemical fiber sling

Technical Field

The utility model belongs to the technical field of slings, and particularly relates to an acid-resistant corrosion-resistant chemical fiber sling.

Background

The sling is a rope made of steel wire rope or synthetic fiber and used for hoisting, also called as a lifting rope or a lifting rope and a rope buckle, used for connecting a crane hook and hoisted equipment, mainly divided into two categories of metal slings and synthetic fiber slings, and the synthetic fiber slings mainly comprise ropes and belt slings produced by using nylon, polypropylene fiber, terylene and polyethylene fiber as materials.

In chinese patent with patent number CN202121841692.4, an acid-resistant corrosion-resistant chemical fiber sling with a protective coating is disclosed, the device is through setting up the rope core isotructure that polyurethane PU layer and steel wire are constituteed, can make the sling have good acid-resistant corrosion resistance, thereby life has been prolonged greatly, but the device still has some defects when using, for example, the performance is comparatively single, high temperature resistance is poor, high temperature insolate is easily burnt, and freezing-resistant effect is not good, inside easy fracture under the cold environment, simultaneously easily produce static, thereby safety when having influenced the use greatly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an acid-resistant corrosion-resistant chemical fiber sling, which solves the problems of poor high temperature resistance, poor freezing resistance effect and easy generation of static electricity in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an acidproof corrosion resistant chemical fibre hoist cable, includes the hoist cable main part, the cable head is all installed at the both ends of hoist cable main part, and the hoist cable main part includes basic unit and lag, the basic unit sets up in the inside of lag, the composite bed is installed in the outside of lag, and is connected with the buffer layer between lag and the basic unit, the composite bed includes the flame retardant coating, the outside of flame retardant coating is fixed with first anti-freezing layer, and the inboard of flame retardant coating is connected with the anti-freezing layer of second.

Preferably, the anti-static layer is installed on the side, away from the protective sleeve, of the composite layer, the wear-resistant layer is connected to the side, away from the composite layer, of the anti-static layer, and the anti-fouling coating is arranged on the side, away from the anti-static layer, of the wear-resistant layer.

Preferably, the base layer is provided with a through hole inside, and a steel wire rope is installed inside the through hole.

Preferably, the outer side of the sling main body is sleeved with a tightening belt, and the inner side of the tightening belt is provided with magic tape.

Preferably, the interval between two adjacent steel wire ropes is equal, and the steel wire ropes are cylindrical.

Preferably, the first anti-freezing layer and the second anti-freezing layer are symmetrically arranged, and the thicknesses of the first anti-freezing layer and the second anti-freezing layer are the same.

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

(1) according to the utility model, the high temperature resistance of the sling rope can be greatly enhanced through the fire-resistant layer, and the brittleness caused by low temperature can be effectively relieved under the matching of the first anti-freezing layer and the second anti-freezing layer, so that the structure is kept stable, the anti-freezing effect is good, meanwhile, the bending resistance of the sling rope can be greatly enhanced through the buffer layer, thus the deformation and the breakage of the sling rope are effectively prevented, and the safety in use is greatly improved.

(2) According to the utility model, through the matching of the anti-static layer, the static interference can be effectively prevented, so that the anti-static performance of the sling is greatly enhanced, the wear resistance and corrosion resistance of the sling can be further improved through the wear-resistant layer, oil stains and dirt can be effectively prevented through the antifouling coating, and the service life of the sling is greatly prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the sling body of the present invention;

FIG. 3 is a schematic view of the internal structure of the composite layer according to the present invention;

in the figure: 1. a cable head; 2. a sling main body; 21. a base layer; 22. a protective sleeve; 3. a tightening strap; 4. compounding layers; 41. a refractory layer; 42. a first anti-freeze layer; 43. a second anti-freezing layer; 5. an antistatic layer; 6. a wear layer; 7. an antifouling coating; 8. a through hole; 9. a wire rope; 10. a buffer layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides an acidproof corrosion resistant chemical fibre hoist cable, includes hoist cable main part 2, rope head 1 is all installed at the both ends of hoist cable main part 2, and hoist cable main part 2 includes basic unit 21 and lag 22, basic unit 21 sets up in the inside of lag 22, and composite bed 4 is installed in the outside of lag 22, and is connected with buffer layer 10 between lag 22 and the basic unit 21, and composite bed 4 includes flame retardant coating 41, and the outside of flame retardant coating 41 is fixed with first anti-freezing layer 42, and the inboard of flame retardant coating 41 is connected with second anti-freezing layer 43.

Specifically, the protective cover 22 is made of polytetrafluoroethylene material, and has the characteristics of acid resistance, alkali resistance and various organic solvents resistance, so that the acid resistance and corrosion resistance of the sling can be greatly enhanced;

meanwhile, the fire-resistant layer 41 is a high-temperature-resistant and flame-retardant glass fiber filling layer and has excellent high-temperature-resistant and fireproof flame-retardant characteristics, so that the high-temperature resistance of the sling can be greatly enhanced, and the first anti-freezing layer 42 and the second anti-freezing layer 43 are both made of three-type polypropylene materials, so that the brittleness caused by low temperature can be effectively relieved under the double-layer matching condition, the structure is kept stable, the internal cracking of the sling is prevented, and the safety in use is greatly improved;

and the buffer layer 10 is made of polyester fiber, has excellent high elastic recovery rate, can greatly enhance the bending resistance of the sling, and effectively prevents the sling from deforming and breaking.

Further, the antistatic layer 5 is installed to the one side that lag 22 was kept away from to composite bed 4, and the one side that composite bed 4 was kept away from to antistatic layer 5 is connected with wearing layer 6, and the one side that antistatic layer 5 was kept away from to wearing layer 6 is provided with antifouling coating 7.

Specifically, the anti-static layer 5 is made of an anti-static polycarbonate material, and the anti-static layer 5 can effectively prevent static interference, so that the anti-static performance of the sling is greatly enhanced;

and wearing layer 6 is made by aramid fiber fabric, can further improve the wear-resisting corrosion resisting property of hoist cable, and antifouling coating 7 adopts fluorine system polymer three proofings finishing agent to make, and it has stronger grease proofing, antifouling function to can effectually prevent oil stain and dirt, prolonged the life of hoist cable greatly.

Further, a through hole 8 is formed in the base layer 21, and a steel wire rope 9 is installed in the through hole 8.

Specifically, the tensile property of the sling can be greatly improved by additionally arranging the steel wire rope 9.

Further, the outside cover of hoist cable main part 2 is equipped with lacing tape 3, and the inboard of lacing tape 3 is provided with the magic and pastes.

Specifically, the sling can be folded and stored by the tightening band 3.

Further, the interval between two adjacent steel wire ropes 9 is equal, and the steel wire ropes 9 are cylindrical.

Further, the first anti-freezing layer 42 and the second anti-freezing layer 43 are symmetrically arranged, and the thicknesses of the first anti-freezing layer 42 and the second anti-freezing layer 43 are the same.

Specifically, the first anti-freezing layer 42 and the second anti-freezing layer 43 have the functions of resisting cold and breaking.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an acidproof corrosion resistant chemical fibre hoist cable which characterized in that: including hoist cable main part (2), cable head (1) are all installed at the both ends of hoist cable main part (2), and hoist cable main part (2) include basic unit (21) and lag (22), basic unit (21) set up in the inside of lag (22), composite bed (4) are installed in the outside of lag (22), and are connected with buffer layer (10) between lag (22) and basic unit (21), composite bed (4) include flame retardant coating (41), the outside of flame retardant coating (41) is fixed with first anti-freezing layer (42), and the inboard of flame retardant coating (41) is connected with second anti-freezing layer (43).

2. The acid-resistant corrosion-resistant chemical fiber sling according to claim 1, which is characterized in that: the anti-static coating is characterized in that an anti-static layer (5) is installed on one side, away from the protective sleeve (22), of the composite layer (4), one side, away from the composite layer (4), of the anti-static layer (5) is connected with a wear-resistant layer (6), and an anti-fouling coating (7) is arranged on one side, away from the anti-static layer (5), of the wear-resistant layer (6).

3. The acid and corrosion resistant chemical fiber sling according to claim 2, wherein: through-hole (8) have been seted up to the inside of basic unit (21), and the internally mounted of through-hole (8) has wire rope (9).

4. The acid and corrosion resistant chemical fiber sling according to claim 3, wherein: the outside cover of hoist cable main part (2) is equipped with lacing tape (3), and the inboard of lacing tape (3) is provided with the magic and pastes.

5. The acid and corrosion resistant chemical fiber sling according to claim 4, wherein: the intervals of two adjacent steel wire ropes (9) are equal, and the steel wire ropes (9) are cylindrical.

6. The acid and corrosion resistant chemical fiber sling according to claim 5, wherein: the first anti-freezing layer (42) and the second anti-freezing layer (43) are symmetrically arranged, and the thicknesses of the first anti-freezing layer (42) and the second anti-freezing layer (43) are the same.