CN211699791U

CN211699791U - No-dripping halogen-free steel armored cable

Info

Publication number: CN211699791U
Application number: CN202020204669.3U
Authority: CN
Inventors: 沈伟佳
Original assignee: Shenzhen Deep Cable Technology Co ltd
Current assignee: Shenzhen Deep Cable Technology Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-10-16
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses a there is not steamed steel armor cable of drippage, which comprises a sheath, be provided with built-in cable on the inner chamber wall of sheath, it has the filling layer to fill between sheath and the built-in cable, the circular slot has been seted up on the outer wall of built-in cable, and is two sets of the notch of circular slot is fixedly connected with opening tourus one and opening tourus two respectively, opening tourus one is the horizontal distribution with opening tourus two. The utility model discloses in, pack the plastic between the outer wall of insulating layer and inside lining wrapping sheet, realize that insulating layer and inside lining wrapping sheet are fixed between, install built-in cable on inside lining wrapping sheet outer wall, through the circular slot cooperation upper shed tourus two of seting up on the outer wall at built-in cable, can protect the inner chamber wall of built-in cable, avoid the mouse to sting.

Description

No-dripping halogen-free steel armored cable

Technical Field

The utility model belongs to the technical field of the cable scope, specifically be a there is not halogen-free steel armor cable of drippage.

Background

The steel tape armored power cable is a power cable or a control cable buried underground or laid in a cable trench in order to prevent damage from external factors or mouse bite. There is a layer of metal armor, now typically two layers of steel sheet, between the core insulation and the outer insulation jacket.

The existing steel armor cable is internally filled with iron wire yarns and is connected through plastic liquid in a staggered manner, so that the outer inner wall of the steel armor is protected, but the steel armor cable has the defect that when machinery is operated and the built-in cable of the inner wall of the steel armor is protected, the staggered specifications are not consistent, the iron wire yarns on the outer wall of some built-in cables are not uniformly distributed, and the steel wire yarns are easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems proposed above, a non-dripping halogen-free steel armored cable is provided.

The utility model adopts the technical scheme as follows:

a non-dripping halogen-free steel armored cable comprises a sheath, wherein a built-in cable is arranged on the inner cavity wall of the sheath, a filling layer is filled between the sheath and the built-in cable, circular grooves are formed in the outer wall of the built-in cable, notches of two groups of circular grooves are fixedly connected with a first opening ring body and a second opening ring body respectively, and the first opening ring body and the second opening ring body are distributed in a transverse mode;

install inside lining wrapping skin on the inner chamber wall of opening tourus one and opening tourus two, the inner chamber wall of inside lining wrapping skin is provided with the insulating layer, it has the plastic to pack between inside lining wrapping skin and the insulating layer.

The four groups of insulating layer center points are fixedly connected with built-in circular tubes, and copper conductors are fixedly connected in inner cavities of the built-in circular tubes.

The inner cavity of the insulating layer is filled with a conductor protection tube, and the wall of the inner cavity of the conductor protection tube is fixedly connected with a conductor.

The structure size of the first opening ring body is the same as that of the second opening ring body, a half-arc inserting strip is fixedly connected to the top end of the first opening ring body, the bottom end of the first opening ring body is in a concave hole shape, and the half-arc inserting strip is located in the concave hole.

The upper surface of the outer wall of the first opening ring body is provided with twelve through holes close to the lower part, the through holes are connected with a positioning pressing block through plastic liquid, and the positioning pressing block is fixedly connected with the semi-arc inserting strip.

The cross groove is formed in the upper surfaces of the outer walls of the first opening ring body and the second opening ring body, and cross staggered iron wires are fixedly connected into the groove openings of the cross groove through plastic liquid.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, pack the plastic between the outer wall of insulating layer and inside lining wrapping sheet, realize that insulating layer and inside lining wrapping sheet are fixed between, install built-in cable on inside lining wrapping sheet outer wall, through the circular slot cooperation upper shed tourus two of seting up on the outer wall at built-in cable, can protect the inner chamber wall of built-in cable, avoid the mouse to sting.

2. The utility model discloses in, the crisscross iron wire of cross uses on the cross recess cooperation that the outer wall of opening tourus one was seted up with the outer wall of opening tourus two, can fix the opening tourus one of horizontal row and opening tourus two to protect the outer wall of built-in cable.

3. The utility model discloses in, insert the inner chamber of an opening tourus bottom through the half-arc grafting strip on a control opening tourus top, in instiling into the pre-opening hole of seting up on an opening tourus outer wall through plastic liquid, press the briquetting through the location and dock, realize the notch of circular slot and the opening tourus is connected.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is an internal structure view of the open torus of the present invention;

FIG. 3 is a front view of the middle opening torus of the present invention;

fig. 4 is a sectional view of the present invention.

The labels in the figure are: 1. a sheath; 2. a cable is arranged inside; 3. a circular groove; 4. the inner lining wraps the skin; 5. plastic cement; 6. a conductor protection tube; 7. a conductor; 8. a half-arc splicing strip; 9. a filling layer; 10. a first opening ring body; 11. positioning the pressing block; 12. crisscross iron wire of cross; 13. a cross groove; 14. a second opening ring body; 15. a circular tube is arranged inside; 16. an insulating layer; 17. a copper conductor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-4, a non-dripping halogen-free steel armored cable comprises a sheath 1, a built-in cable 2 is arranged on the inner cavity wall of the sheath 1, a filling layer 9 is filled between the sheath 1 and the built-in cable 2, circular grooves 3 are formed in the outer wall of the built-in cable 2, notches of two groups of circular grooves 3 are respectively and fixedly connected with a first opening circular ring 10 and a second opening circular ring 14, the first opening circular ring 10 and the second opening circular ring 14 are identical in structural size, a first half-arc inserting strip 8 is fixedly connected to the top end of the first opening circular ring 10, the bottom end of the first opening circular ring 10 is concave hole-shaped, the half-arc inserting strip 8 is located in the concave hole, a pair of through holes are formed in the upper surface of the outer wall of the first opening circular ring 10 close to the lower part, the number of the pair through holes is twelve groups, and a positioning pressing block 11 is connected with the half-arc inserting strip 8 through plastic liquid, a cross groove 13 is formed in the upper surfaces, crisscross iron wire 12 of liquid fixedly connected with cross is moulded to in the notch of cross groove 13, opening tourus 10 is the horizontal line formula distribution with opening tourus two 14, install inside lining parcel skin 4 on the inner chamber wall of opening tourus 10 and opening tourus two 14, the inner chamber wall of inside lining parcel skin 4 is provided with insulating layer 16, it has conductor protection tube 6 to fill in the inner chamber of insulating layer 16, fixedly connected with conductor 7 on the inner chamber wall of conductor protection tube 6, the built-in pipe 15 of 16 central point positions fixedly connected with of four groups of insulating layers, fixedly connected with copper conductor 17 in the inner chamber of built-in pipe 15, it has plastic 5 to pack between inside lining parcel skin 4 and the insulating layer 16.

The working principle is as follows: when the cable is mutually wrapped with the internal structure of the cable, the operation is started through the innermost layer of the cable, the conductor protection pipes 6 are well arranged on the innermost layer of the cable, the outer walls of the conductor protection pipes 6 are wrapped by plastics to form conductors 7, then the outer wall of each group of conductors 7 is wrapped by an insulating layer 16 to realize the insulating effect, copper conductors 17 are arranged among the four groups of insulating layers 16 for conducting electricity, and the wires of the conductors 7, so that the area of the inner cavity of the cable can be effectively saved by filling the copper conductors 17 on the inner cavity wall of the built-in circular tube 15;

secondly, plastic 5 is filled between the outer wall of the insulating layer 16 and the lining wrapping skin 4 to fix the insulating layer 16 and the lining wrapping skin 4, the built-in cable 2 is arranged on the outer wall of the lining wrapping skin 4, and the inner cavity wall of the built-in cable 2 can be protected by matching a circular groove 3 formed in the outer wall of the built-in cable 2 with the upper opening ring body II 14, so that the mouse is prevented from being bitten;

set up circular slot 3 cooperation upper shed tourus 10 on built-in cable 2 outer wall and use, insert the inner chamber of opening tourus 10 bottom through the half-arc grafting strip 8 on control opening tourus 10 top, drop into in the pre-trompil of seting up on opening tourus 10 outer wall through plastic liquid, press the piece 11 to dock through the location, realize the notch of circular slot 3 and being connected of opening tourus 10, secondly cross crisscross iron wire 12 is used on the outer wall of opening tourus 10 and the cross recess 13 cooperation that the outer wall of opening tourus two 14 was seted up, can fix opening tourus 10 and opening tourus two 14 of horizontal row, and protect built-in cable 2's outer wall, and also connect through plastic liquid between cross recess 13 and the crisscross iron wire 12.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a there is not halogen-free steel armoured cable of drippage, includes sheath (1), its characterized in that: the inner cavity wall of the sheath (1) is provided with a built-in cable (2), a filling layer (9) is filled between the sheath (1) and the built-in cable (2), the outer wall of the built-in cable (2) is provided with circular grooves (3), notches of the two groups of circular grooves (3) are respectively and fixedly connected with a first opening ring body (10) and a second opening ring body (14), and the first opening ring body (10) and the second opening ring body (14) are distributed in a transverse mode;

install inside lining parcel skin (4) on the inner chamber wall of opening tourus (10) and opening tourus two (14), the inner chamber wall of inside lining parcel skin (4) is provided with insulating layer (16), it has plastic (5) to fill between inside lining parcel skin (4) and insulating layer (16).

2. The dripless halogen free steel armor cable of claim 1, wherein: the central point parts of the four groups of insulating layers (16) are fixedly connected with built-in circular tubes (15), and copper conductors (17) are fixedly connected in the inner cavities of the built-in circular tubes (15).

3. The dripless halogen free steel armor cable of claim 1, wherein: the inner cavity of the insulating layer (16) is filled with a conductor protection tube (6), and the wall of the inner cavity of the conductor protection tube (6) is fixedly connected with a conductor (7).

4. The dripless halogen free steel armor cable of claim 1, wherein: the structure size of opening tourus (10) and opening tourus two (14) is the same, the top fixedly connected with semi-arc of opening tourus (10) is pegged graft strip (8), the bottom of opening tourus (10) is the concavity form, semi-arc is pegged graft strip (8) and is located the concavity.

5. The dripless halogen free steel armor cable of claim 1, wherein: the upper surface of the outer wall of the first opening ring body (10) is provided with twelve through holes close to the lower part, the through holes are connected with a positioning pressing block (11) through plastic liquid, and the positioning pressing block (11) is fixedly connected with a semi-arc inserting strip (8).

6. The dripless halogen free steel armor cable of claim 1, wherein: cross slots (13) are formed in the upper surfaces of the outer walls of the first opening ring body (10) and the second opening ring body (14), and crossed iron wires (12) are fixedly connected into the notches of the cross slots (13) through plastic liquid.