CN210777995U

CN210777995U - Oil-resistant and corrosion-resistant special cable for petrochemical engineering

Info

Publication number: CN210777995U
Application number: CN201921542540.7U
Authority: CN
Inventors: 李忠林; 陈赟; 胡永斌; 查竞桃; 翁志宝; 陈明军
Original assignee: Jiangsu Changcheng Cable Co ltd
Current assignee: Jiangsu Changcheng Cable Co ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-06-16
Anticipated expiration: 2029-09-17

Abstract

The utility model discloses a petrochemical occasion of cable technical field is with resistant oily anticorrosive special cable, which comprises a conductor, conductor outside cover is equipped with the internal shield layer, internal shield layer outside cover is equipped with the barrier layer, barrier layer outside cover is equipped with the rubber bed course, rubber bed course outside cover is equipped with the waterproof layer, waterproof layer outside cover is equipped with the anticorrosive coating, anticorrosive coating outside cover is equipped with butyronitrile polyvinyl chloride oversheath, butyronitrile polyvinyl chloride oversheath outer wall symmetry bonds and has two connection pads, two bond respectively on the connection pads and have first connecting piece and second connecting piece, the utility model discloses a setting of first connecting piece and second connecting piece has simplified the complicated operation of cable when installation is laid, has improved the efficiency of installation is laid, and the cable has good resistant oily corrosion protection, long service life.

Description

Oil-resistant and corrosion-resistant special cable for petrochemical engineering

Technical Field

The utility model relates to the technical field of cables, specifically be petrochemical occasion is with resistant anticorrosive special cable of oil.

Background

The cable is generally made of one or more conductors insulated from each other and a conductive wire covering an insulating protective layer to transmit power or information from one place to another, and the existing cables may be classified into various types including flame-retardant cables, etc. according to their properties.

When the cable is laid, the cable installed in a certain narrow space needs to be fixed, sometimes structures such as hoops need to be used, installation and laying become quite difficult, installation and laying efficiency is reduced, using effect is poor, and therefore the oil-resistant and corrosion-resistant special cable for petrochemical engineering occasions is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a petrochemical occasion is with anticorrosive special cable of resistant oil to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the oil-resistant and corrosion-resistant special cable for the petrochemical engineering site comprises a conductor, wherein an inner shielding layer is sleeved on the outer side of the conductor, a barrier layer is sleeved on the outer side of the inner shielding layer, a rubber cushion layer is sleeved on the outer side of the barrier layer, a waterproof layer is sleeved on the outer side of the rubber cushion layer, a corrosion-resistant layer is sleeved on the outer side of the waterproof layer, a butyronitrile polyvinyl chloride outer sheath is sleeved on the outer side of the corrosion-resistant layer, two connecting gaskets are symmetrically bonded on the outer wall of the butyronitrile polyvinyl chloride outer sheath, and a first connecting piece and a.

Furthermore, the first connecting piece comprises a connecting clamping block, a connecting hole is formed in the connecting clamping block, and two ends of the connecting clamping block are of an inner concave arc structure and an outer concave arc structure respectively.

Furthermore, the second connecting piece includes the dog, the spacing groove has been seted up to the dog lateral wall, be the even equidistant spacing of straight line and seted up spacing hole on the spacing groove cell wall, the dog both ends are concave arc type and outer concave arc type structure respectively.

Furthermore, the connecting holes and the limiting holes are the same in diameter, the connecting holes and the limiting holes are threaded holes, and the connecting clamping blocks are matched with the limiting grooves.

Furthermore, the anticorrosive coating is a PFA plastic layer, and the waterproof layer is a welding corrugated aluminum sleeve.

Furthermore, the rubber cushion layer is composed of a plurality of rubber particles and is tightly filled between the waterproof layer and the barrier layer, and the barrier layer is made of hard filling materials.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, reasonable in design, when the installation was laid to the cable, was close to two adjacent cables each other, made the first connecting piece of its outer wall and the second connecting piece interconnect on another cable, simple to operate is swift, has improved work efficiency, and the cable has good resistant oily corrosion resisting property simultaneously, cable long service life.

Drawings

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

FIG. 2 is a schematic view of a second connecting member according to the present invention;

fig. 3 is a schematic structural diagram of the first connecting member of the present invention.

In the figure: 1. a conductor; 2. an inner shield layer; 3. a barrier layer; 4. a rubber cushion layer; 5. a waterproof layer; 6. an anticorrosive layer; 7. a butyronitrile polyvinyl chloride outer sheath; 8. connecting a gasket; 9. a first connecting member; 91. connecting a clamping block; 92. connecting holes; 10. a second connecting member; 101. a stopper; 102. a limiting groove; 103. and a limiting hole.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a petrochemical occasion is with resistant oily anticorrosive special cable, through the setting of first connecting piece and second connecting piece, simplified the complicated operation of cable when the installation is laid, improved the efficiency of installation and laying, and the cable has good resistant oily corrosion resisting property, long service life.

Referring to fig. 1, an inner shielding layer 2 is sleeved outside a conductor 1, a barrier layer 3 is sleeved outside the inner shielding layer 2, the barrier layer 3 is used for improving the structural strength of the cable, a rubber cushion layer 4 is sleeved outside the barrier layer 3, and the rubber layer 4 is composed of a plurality of rubber particles, so that the damping and protection performance of the cable is enhanced;

referring to fig. 1, a waterproof layer 5 is sleeved on the outer side of a rubber cushion layer 4, an anticorrosive layer 6 is sleeved on the outer side of the waterproof layer 5, a butyronitrile polyvinyl chloride outer sheath 7 is sleeved on the outer side of the anticorrosive layer 6, and butyronitrile polyvinyl chloride is a compound of butyronitrile rubber (NBR) and polyvinyl chloride (PVC), has ozone resistance of PVC and oil resistance and crosslinkability of NBR, so that the oil resistance of the cable is good;

referring to fig. 1, two connecting gaskets 8 are symmetrically bonded to the outer wall of the butyronitrile polyvinyl chloride outer sheath 7, and the connecting gaskets 8 are made of hard aluminum sheets and bonded by strong glue;

referring to fig. 1, a first connecting piece 9 and a second connecting piece 10 are respectively bonded on two connecting pads 8, and the specific structures of the first connecting piece 9 and the second connecting piece 10 are described below, so that the cable is more convenient and faster to install and lay, and the installation and laying efficiency is improved.

Example (b): when the installation is laid to the cable, be close to two adjacent cables each other, make the first connecting piece 9 of its outer wall and the second connecting piece 10 interconnect on another cable, it is concrete, make in inserting the spacing groove 102 on the dog 101 to connect fixture block 91, let connecting hole 92 and spacing hole 103 coincide, rethread locking screw in addition fixed connection can, the distance between two cables can be adjusted according to actual conditions in the setting of a plurality of spacing holes 103, simple to operate is swift, the work efficiency is improved, the setting of anticorrosive coating 6 and butyronitrile polyvinyl chloride oversheath 7, make the cable have good resistant oily corrosion protection simultaneously, long service life of the cable.

Referring to fig. 3, the first connecting member 9 includes a connecting block 91, a connecting hole 92 is formed on the connecting block 91, and two ends of the connecting block 91 are respectively of an inner concave arc structure and an outer concave arc structure.

Referring to fig. 2, the second connecting member 10 includes a stopper 101, a limiting groove 102 is formed in a side wall of the stopper 101, a plurality of sets of limiting holes 103 are uniformly formed in a straight line on a groove wall of the limiting groove 102 at equal intervals, the distance between adjacent cables can be conveniently adjusted according to actual conditions by the aid of the plurality of sets of limiting holes 103, and two ends of the stopper 101 are respectively of an inner concave arc structure and an outer concave arc structure, so that the stopper can be conveniently adapted to the shape of the outer wall of the cable and can be conveniently connected with each other.

The connecting hole 92 and the limiting hole 103 have the same diameter, and the connecting hole 92 and the limiting hole 103 are both threaded holes and are fixed by locking screws, so that the connecting fixture block 91 and the limiting groove 102 are matched with each other.

The anticorrosive coating 6 is a PFA plastic layer, and the waterproof layer 5 is a welded corrugated aluminum sleeve.

The rubber cushion layer 4 is composed of a plurality of rubber particles and is tightly filled between the waterproof layer 5 and the barrier layer 3, and the barrier layer 3 is made of hard filling materials.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Petrochemical industry is resistant oily anticorrosive special cable for occasion, including conductor (1), its characterized in that: conductor (1) outside cover is equipped with internal shield layer (2), internal shield layer (2) outside cover is equipped with barrier layer (3), barrier layer (3) outside cover is equipped with rubber cushion layer (4), rubber cushion layer (4) outside cover is equipped with waterproof layer (5), waterproof layer (5) outside cover is equipped with anticorrosive coating (6), anticorrosive coating (6) outside cover is equipped with butyronitrile polyvinyl chloride oversheath (7), butyronitrile polyvinyl chloride oversheath (7) outer wall symmetry bonds and has two connecting pad (8), two bond respectively on connecting pad (8) have first connecting piece (9) and second connecting piece (10).

2. The special oil-resistant and corrosion-resistant cable for the petrochemical occasions as claimed in claim 1, wherein the special oil-resistant and corrosion-resistant cable comprises: the first connecting piece (9) comprises a connecting clamping block (91), a connecting hole (92) is formed in the connecting clamping block (91), and two ends of the connecting clamping block (91) are respectively of an inner concave arc structure and an outer concave arc structure.

3. The special oil-resistant and corrosion-resistant cable for the petrochemical occasions as claimed in claim 2, wherein: the second connecting piece (10) comprises a stop block (101), a limiting groove (102) is formed in the side wall of the stop block (101), limiting holes (103) are formed in the groove wall of the limiting groove (102) in a straight line and are evenly arranged at equal intervals, and two ends of the stop block (101) are of an inner concave arc structure and an outer concave arc structure respectively.

4. The special oil-resistant and corrosion-resistant cable for the petrochemical occasions as claimed in claim 3, wherein the special oil-resistant and corrosion-resistant cable comprises: the connecting hole (92) and the limiting hole (103) are the same in diameter, the connecting hole (92) and the limiting hole (103) are threaded holes, and the connecting clamping block (91) is matched with the limiting groove (102) mutually.

5. The special oil-resistant and corrosion-resistant cable for the petrochemical occasions as claimed in claim 1, wherein the special oil-resistant and corrosion-resistant cable comprises: the anticorrosive coating (6) is a PFA plastic layer, and the waterproof layer (5) is a welded corrugated aluminum sleeve.

6. The special oil-resistant and corrosion-resistant cable for the petrochemical occasions as claimed in claim 1, wherein the special oil-resistant and corrosion-resistant cable comprises: the rubber cushion layer (4) is composed of a plurality of rubber particles and is tightly filled between the waterproof layer (5) and the barrier layer (3), and the barrier layer (3) is made of hard filling materials.