CN218957445U

CN218957445U - High-temperature-resistant cable for steelmaking boiler

Info

Publication number: CN218957445U
Application number: CN202222439522.4U
Authority: CN
Inventors: 陈秀兰
Original assignee: Jiaxing Chuangqi Cable Co ltd
Current assignee: Jiaxing Chuangqi Cable Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-05-02
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a high-temperature-resistant cable for a steelmaking boiler, which comprises a cable main body, wherein a supporting component is detachably arranged on the periphery of the cable main body, the cable main body consists of steel strands, wire cores, extrusion-resistant wires, a filling layer, a first heat insulation layer and a second heat insulation layer, the inner periphery of the second heat insulation layer is connected with the first heat insulation layer through injection molding, the filling layer is filled in the first heat insulation layer, the steel strands and the wire cores distributed in an annular array relative to the steel strands are arranged in the central position in the filling layer in a penetrating manner, and extrusion-resistant wires penetrating through the filling layer are arranged between the wire cores. Can wrap up cable main body and fix it, prevent that cable main body from erectting the back position and remove and lead to both ends junction portion to appear rocking, stability when improving cable main body and use is provided the buffering for it when cable main body receives the extrusion, avoids the sinle silk to damage and appears the electric leakage phenomenon.

Description

High-temperature-resistant cable for steelmaking boiler

Technical Field

The utility model relates to the technical field of cables, in particular to a high-temperature-resistant cable for a steelmaking boiler.

Background

Cables are made of one or more mutually insulated conductors and an outer insulating protective layer, wires that transmit power or information from one place to another. The cable working environment temperature that steelmaking boiler used is higher, leads to the cable to be corroded by high temperature easily and impaired, reduces the life of cable.

Application number CN202122057568.5 discloses a high temperature resistant cable for wind power, relates to wind power technology field. This high temperature resistant cable for wind-powered electricity generation, including the cable protective sheath, the inner wall on cable protective sheath pastes and is fixed with the strengthening rib layer, and the inner wall on strengthening rib layer pastes and is fixed with the second insulating layer, and the inner wall on second insulating layer is provided with the heat-resisting layer, and the inner wall on heat-resisting layer is provided with the flame retardant coating, and the inside on flame retardant coating is provided with three sets of copper conductors, and the inner wall fixedly connected with on flame retardant coating is crossing the frame, and three sets of copper conductors all are located crossing the frame inside, can play fixed effect to three sets of copper conductors. The cable can enhance the heat resistance of the conductor, can play an effective heat insulation role when facing ultra-high temperature heat flow, also effectively avoids the damage to the conductor in the high temperature environment of wind blowing and sun drying, protects the smoothness of a power line, enhances the oxidation resistance and optimizes the service life of the cable to a certain extent.

The high-temperature-resistant cable for wind power has the following defects: the cable is directly placed and is not fixed, so that the cable is easy to shift, inconvenience is brought to use, and the cable shift easily causes shaking of a connecting part.

Therefore, we propose a high temperature resistant cable for steelmaking boilers.

Disclosure of Invention

The utility model mainly aims to provide the high-temperature-resistant cable for the steelmaking boiler, which is convenient to fix and install, can avoid shaking of joint parts caused by displacement of the cable, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a steelmaking is high temperature resistant cable for boiler, includes the cable main part, the support component is dismantled to the periphery of cable main part, the cable main part comprises steel strand wires, sinle silk, anti extrusion line, filling layer, first insulating layer and second insulating layer, the inner periphery of second insulating layer is connected with first insulating layer through injection molding integrated into one piece, the inside packing of first insulating layer has the filling layer, the inside central point of filling layer puts wears to be equipped with the steel strand wires and is the sinle silk that annular array distributes about the steel strand wires, all be provided with the anti extrusion line that runs through the filling layer between the sinle silk.

Further, the supporting component comprises a lower supporting ring, cylinders, supporting columns, cross rods and supporting blocks, wherein the lower supporting ring is attached to the bottom of the periphery of the cable main body, the cylinders which are symmetrically arranged are welded and fixed on the periphery of the lower supporting ring, the supporting columns are fixedly inserted between the end parts of the cylinders, the side walls of the supporting columns are in threaded connection with the cross rods which are distributed at equal intervals, and the supporting blocks are welded and fixed on the end parts of the cross rods.

Further, the top of lower backing ring is constructed with the dovetail, and peg graft in the dovetail has the dovetail, welded fastening has the snap ring between the lateral wall of dovetail, go up the snap ring laminating at the periphery top of cable main part.

Further, the bottom of the supporting block is flush with the bottom of the supporting column, and the cross section of the supporting column is configured in a U shape.

Further, the side walls of the support column are flush with the ends of the column.

Compared with the prior art, the utility model has the following beneficial effects: through the support component, the upper clamping ring and the dovetail strip, the cable main body can be wrapped and fixed, and the shaking of the connecting parts at the two ends caused by the position movement after the cable main body is erected is prevented, so that the stability of the cable main body in use is improved; through anti extrusion line and the filling layer that set up, receive the extrusion for it provides the buffering when cable main part, avoid the sinle silk to damage and appear the electric leakage phenomenon.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a high temperature resistant cable for a steelmaking boiler.

Fig. 2 is a cross-sectional view of a cable body of a high temperature resistant cable for a steel-making boiler according to the present utility model.

Fig. 3 is an enlarged view of the structure a in fig. 1 of a high temperature resistant cable for a steel-making boiler according to the present utility model.

In the figure: 1. a cable body; 11. steel strand; 12. a wire core; 13. an anti-extrusion line; 14. a filling layer; 15. a first insulating layer; 16. a second insulating layer; 2. a lower support ring; 3. a clamping ring is arranged; 4. dovetail strips; 5. a cylinder; 6. a support column; 7. a cross bar; 8. and a supporting block.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a high temperature resistant cable for steelmaking boiler comprises a cable main body 1, the periphery demountable installation of cable main body 1 has supporting component, cable main body 1 comprises steel strand wires 11, sinle silk 12, anti-extrusion line 13, filling layer 14, first insulating layer 15 and second insulating layer 16, and first insulating layer 15 and second insulating layer 16 all adopt high temperature resistant ethyl propionate rubber to make, and ethyl propionate rubber is a high performance special rubber that is heat-resisting, resistant oil, resistant ozone, can prevent that greasy dirt from permeating and causing inside corrosion, the inner periphery of second insulating layer 16 is connected with first insulating layer 15 through injection moulding integrated into one piece, and first insulating layer 15 and second insulating layer 16 all adopt high temperature resistant ethyl propionate rubber to make, and ethyl propionate rubber is a high performance rubber that is heat-resisting, resistant oil, resistant ozone, can prevent that greasy dirt from permeating and causing inside corrosion, the inside packing layer 14 is made with the elastic rubber that is glued each other, even after extrusion is good, and better elastic layer 16 is equipped with the ring-shaped wire core 12 and the periphery of extrusion line 11 is arranged at the periphery of the extrusion line core, and the periphery of the extrusion line 11 is equipped with anti-extrusion line core 12, and the anti-breakage of the anti-extrusion line 11 is arranged around the periphery of the extrusion line 11, and the periphery is prevented from being broken and is covered with the periphery 12.

In order to wrap the cable main body 1 and fix the cable main body 1, the connecting part is prevented from shaking and falling due to displacement in the using process, as shown in fig. 1 and 3, the supporting assembly comprises a lower supporting ring 2, a cylinder 5, supporting columns 6, a cross rod 7 and supporting blocks 8, the lower supporting ring 2 is attached to the bottom of the periphery of the cable main body 1, the symmetrically arranged cylinders 5 are welded and fixed on the periphery of the lower supporting ring 2, the supporting columns 6 are fixedly inserted between the ends of the cylinders 5, the side walls of the supporting columns 6 are in threaded connection with the cross rods 7 distributed at equal intervals, and the supporting blocks 8 are welded and fixed on the ends of the cross rods 7; the top of the lower supporting ring 2 is provided with a dovetail groove, a dovetail strip 4 is inserted in the dovetail groove, an upper clamping ring 3 is fixedly welded between the side walls of the dovetail strip 4, and the upper clamping ring 3 is attached to the top of the periphery of the cable main body 1; the bottom of the supporting block 8 is flush with the bottom of the supporting column 6, and the cross section of the supporting column 6 is U-shaped; the side walls of the support column 6 are flush with the ends of the column 5.

When the high-temperature-resistant cable for the steelmaking boiler is used, a supporting component is installed on a laying circuit of a cable main body 1, a supporting column 6 is fixed on the ground by using bolts through the supporting column 6, then a cross rod 7 is screwed into the side wall of the supporting column 6, the bottom of a supporting block 8 is kept to be attached to the ground, the cable main body 1 is erected between the inner circumferences of lower supporting rings 2, then dovetail strips 4 are horizontally inserted into dovetail grooves at the top of the lower supporting rings 2, the upper supporting rings are attached to the top of the outer circumference of the cable main body 1, and the cable main body 1 is wrapped and fixed by the upper supporting rings and the lower supporting rings 2.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a steelmaking is high temperature resistant cable for boiler, includes cable main part (1), its characterized in that, the periphery demountable installation of cable main part (1) has supporting component, cable main part (1) comprises steel strand wires (11), sinle silk (12), anti extrusion line (13), filling layer (14), first insulating layer (15) and second insulating layer (16), the inner periphery of second insulating layer (16) is connected with first insulating layer (15) through injection moulding integrated into one piece, the inside of first insulating layer (15) is filled with filling layer (14), the inside central point of filling layer (14) puts and wears to have steel strand wires (11) and is sinle silk (12) that annular array distributes about steel strand wires (11), all be provided with anti extrusion line (13) that run through filling layer (14) between sinle silk (12).

2. The high temperature resistant cable for steelmaking boiler as claimed in claim 1, wherein: the supporting component comprises a lower supporting ring (2), cylinders (5), supporting columns (6), cross rods (7) and supporting blocks (8), wherein the lower supporting ring (2) is attached to the bottom of the periphery of the cable main body (1), the cylinders (5) symmetrically arranged are fixedly welded on the periphery of the lower supporting ring (2), the supporting columns (6) are fixedly inserted between the end parts of the cylinders (5), the side walls of the supporting columns (6) are in threaded connection with the cross rods (7) distributed at equal intervals, and the supporting blocks (8) are fixedly welded on the end parts of the cross rods (7).

3. A high temperature resistant cable for a steelmaking boiler as claimed in claim 2, wherein: the top of lower backing ring (2) is constructed with the dovetail, and has pegged graft in the dovetail and have forked tail strip (4), welded fastening has snap ring (3) between the lateral wall of forked tail strip (4), go up snap ring (3) laminating at the periphery top of cable main body (1).

4. A high temperature resistant cable for a steelmaking boiler as claimed in claim 2, wherein: the bottom of the supporting block (8) is flush with the bottom of the supporting column (6), and the cross section of the supporting column (6) is U-shaped.

5. A high temperature resistant cable for a steelmaking boiler as claimed in claim 2, wherein: the side wall of the support column (6) is flush with the end of the cylinder (5).