CN211929082U

CN211929082U - Flat cable for winding drum

Info

Publication number: CN211929082U
Application number: CN202020971837.1U
Authority: CN
Inventors: 张涛; 赖贵洲; 何玮
Original assignee: Anhui Special Cable Group Co ltd
Current assignee: Anhui Special Cable Group Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-11-13
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a flat cable for a winding drum, which comprises a wire core, an inner protective frame and an outer protective sleeve layer, wherein the wire core is arranged inside the inner protective frame, and the outer protective sleeve layer is coated outside the inner protective frame; the number of the wire cores is not less than three, and each wire core comprises a conductor, and an insulating layer, a first wrapping layer, a shielding layer, a second wrapping layer and an inner sheath layer which are sequentially coated outside the conductor; a partition board is vertically arranged in the inner protective frame, the upper end and the lower end of the partition board are respectively fixedly connected with the upper inner wall and the lower inner wall of the inner protective frame, the partition board and the wire cores are arranged in a staggered mode, clamping grooves are formed in the periphery of the inner protective sleeve layer, clamping strips are arranged on the inner wall of the inner protective frame and the side wall of the partition board and correspond to the clamping grooves in position, and the clamping strips are clamped in the clamping grooves; the inner part of the outer sheath layer is embedded with a pressure-resistant core at intervals. The utility model discloses low, the extrusion scheduling problem that is not resistant to current flat cable structural strength improves, the utility model has the advantages of structural strength is high, resistant extrusion performance is good.

Description

Flat cable for winding drum

Technical Field

The utility model relates to a flat cable technical field especially relates to a flat cable is used to reel.

Background

A flat cable is a flat wire formed by a plurality of wires joined together. In power supply occasions requiring frequent dragging and winding, flat cables are mostly adopted for preventing cable kinking, for example, the flat cables are mostly adopted for power supply connection, control signal illumination and the like of various mobile power devices used in the industries of hoisting, transportation, machinery, electricity, mines and the like. The flat cable facilitates neat winding and good prevention of cables from kinking together.

The flat cable often needs to be dragged when in use, is easy to be extruded by foreign objects, needs to be frequently wound, and is deformed and damaged due to the structural strength and the extrusion resistance of the existing flat cable in the use process, so that a conductor is arranged on a wire core inside the cable to be exposed outside, the use of the flat cable is influenced, and the existing flat cable is poor in wear resistance, poor in anti-slip performance and short in service life.

To above technical problem, the utility model discloses a flat cable is used to reel, the utility model has the advantages of structural strength is high, resistant extrusion, wear resistance is strong, skid resistance is good, long service life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a flat cable is used to reel to the structural strength who solves flat cable among the prior art is low, and extrusion resistance is poor, and wear resistance is poor, and anti-skidding performance is poor, technical problem such as life weak point, the utility model has the advantages of structural strength is high, extrusion resistance, wear resistance are strong, anti-skidding performance is good, long service life.

The utility model discloses a following technical scheme realizes: the utility model discloses a flat cable for a winding drum, which comprises a wire core, an inner protective frame and an outer protective sleeve layer, wherein the wire core is arranged inside the inner protective frame, and the outer protective sleeve layer is coated outside the inner protective frame; the number of the wire cores is not less than three, and each wire core comprises a conductor, and an insulating layer, a first wrapping layer, a shielding layer, a second wrapping layer and an inner sheath layer which are sequentially coated outside the conductor; a partition board is vertically arranged in the inner protective frame, the upper end and the lower end of the partition board are respectively fixedly connected with the upper inner wall and the lower inner wall of the inner protective frame, the partition board and the wire cores are arranged in a staggered mode, clamping grooves are formed in the periphery of the inner protective sleeve layer, clamping strips are arranged on the inner wall of the inner protective frame and the side wall of the partition board and correspond to the clamping grooves in position, and the clamping strips are clamped in the clamping grooves; the inner part of the outer sheath layer is embedded with a pressure-resistant core at intervals.

Furthermore, the inner sheath layer and the outer sheath layer are both made of chlorinated polyethylene materials.

Furthermore, in order to improve the wear-resisting and anti-skidding performance of the flat cable, raised lines are further arranged on the outer surface of the outer sheath layer at intervals.

Furthermore, the conductor is formed by stranding not less than two tinned copper wires.

Furthermore, the insulating layer is made of ethylene propylene rubber material.

Further, in order to prevent that the shielding layer from causing wearing and tearing to the structure of flat cable inside, first material around the covering and the second around the covering is non-woven fabrics or polyester band.

Furthermore, the shielding layer is formed by weaving copper wires or tinned copper wires.

Furthermore, in order to improve the internal structural strength of the flat cable, inclined supporting plates are arranged between the upper part of the partition plate and the top wall of the inner protection frame inner cavity and between the lower part of the partition plate and the bottom wall of the inner protection frame inner cavity.

Furthermore, the inner protective frame, the partition plate, the clamping strips, the inclined supporting plates and the compression-resistant core are all made of PVC materials or PEEK materials.

The utility model has the advantages of it is following:

(1) the utility model discloses set up sinle silk and baffle crisscross in the inside of interior protective frame, protect the structure of flat cable inside through interior protective frame and baffle, and support the sinle silk spacing through the setting of card strip and draw-in groove, prevent that the flat cable from receiving when extrudeing, the sinle silk is extruded together, the block of card strip and draw-in groove can also the effectual torsion that limits the sinle silk, thereby prevent that the flat cable from appearing the damaged condition of internal structure deformation when receiving the extrusion and twisting, thereby the structural strength of flat cable has been improved, the antitorque commentaries on classics performance of flat cable has been improved, the life of flat cable has been improved;

(2) the utility model discloses the surface interval on overcoat is provided with the sand grip to the wear-resisting non-skid property of flat cable has been improved.

Drawings

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

figure 2 is a cross-sectional view of the wire core.

In the figure: 1. a wire core; 11. a conductor; 12. an insulating layer; 13. a first lapping layer; 14. a shielding layer; 15. a second lapping layer; 16. an inner jacket layer; 2. an inner protective frame; 21. a partition plate; 3. an outer jacket layer; 31. a compression resistant core; 32. a convex strip; 4. a diagonal bracing plate; 5. a card slot; 6. and (6) clamping the strip.

Detailed Description

The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

Example 1

Embodiment 1 discloses a flat cable for a reel, as shown in fig. 1, including a wire core 1, an inner protective frame 2 and an outer sheath layer 3, wherein the wire core 1 is disposed inside the inner protective frame 2, and the outer sheath layer 3 is wrapped outside the inner protective frame 2; the number of the wire cores 1 is not less than three; as shown in fig. 2, the wire core 1 includes a conductor 11, and an insulating layer 12, a first wrapping layer 13, a shielding layer 14, a second wrapping layer 15 and an inner sheath layer 16 which are sequentially coated outside the conductor 11, wherein the conductor 11 is formed by twisting at least two tinned copper wires, the insulating layer 12 is made of an ethylene propylene rubber material, the first wrapping layer 13 and the second wrapping layer 15 are made of non-woven fabrics, and the shielding layer 14 is formed by weaving copper wires; as shown in fig. 1, a partition plate 21 is vertically arranged inside the inner protective frame 2, the upper end and the lower end of the partition plate 21 are fixedly connected with the upper inner wall and the lower inner wall of the inner protective frame 2 respectively, inclined supporting plates 4 are arranged between the upper part of the partition plate 21 and the top wall of the inner cavity of the inner protective frame 2 and between the lower part of the partition plate 21 and the bottom wall of the inner cavity of the inner protective frame 2, and the partition plate 21 and the wire cores 1 are arranged in a staggered manner; as shown in fig. 2, the inner sheath layer 16 is provided with a clamping groove 5 at the periphery; as shown in fig. 1, the inner wall of the inner frame 2 and the side wall of the partition 21 are provided with a clamping strip 6 corresponding to the clamping groove, and the clamping strip 6 is clamped in the clamping groove 5; the internal interval of oversheath layer 3 inlays and is equipped with anti pressure core 31, and the surface of oversheath layer 3 still interval is provided with sand grip 32, and inner sheath layer 16 all adopts chlorinated polyethylene material to make with oversheath layer 3, and interior protecting frame 2, baffle 21, card strip 6, inclined supporting plate 4 all adopt the PVC material to make with anti pressure core 31.

The principle of the utility model is as follows: the utility model discloses set up sinle silk 1 and baffle 21 crisscross in the inside of inner protective frame 2, protect the structure of flat cable inside through inner protective frame 2 and baffle 21, and support spacing to sinle silk 1 through the setting of card strip 6 and draw-in groove 5, prevent that the flat cable from receiving when extrudeing, the sinle silk is extruded together, the block of card strip 6 and draw-in groove 5 can effectually restrict the torsion of sinle silk 1, thereby prevent that the flat cable from appearing the damaged condition of internal structure deformation when receiving the extrusion and twisting, thereby improved the structural strength of flat cable, improved the antitorque commentaries on classics performance of flat cable, improved the life of flat cable; the utility model discloses surface interval at outer restrictive coating 3 is provided with sand grip 32 to the wear-resisting non-skid property of flat cable has been improved.

Example 2

Embodiment 2 discloses a flat cable for a reel, which includes a wire core 1, an inner protective frame 2 and an outer sheath layer 3, wherein the wire core 1 is arranged inside the inner protective frame 2, and the outer sheath layer 3 is coated outside the inner protective frame 2; the number of the wire cores 1 is not less than three, each wire core 1 comprises a conductor 11, an insulating layer 12, a first wrapping layer 13, a shielding layer 14, a second wrapping layer 15 and an inner sheath layer 16, the insulating layer 12, the first wrapping layer 13, the second wrapping layer 15 and the inner sheath layer 16 are sequentially coated outside the conductor 11, the conductor 11 is formed by twisting not less than two tinned copper wires, the insulating layer 12 is made of ethylene propylene rubber materials, the first wrapping layer 13 and the second wrapping layer 15 are made of polyester wrapping tapes, and the shielding layer 14 is formed by weaving the tinned copper; a partition plate 21 is vertically arranged in the inner protection frame 2, the upper end and the lower end of the partition plate 21 are respectively fixedly connected with the upper inner wall and the lower inner wall of the inner protection frame 2, inclined supporting plates 4 are respectively arranged between the upper part of the partition plate 21 and the top wall of the inner cavity of the inner protection frame 2 and between the lower part of the partition plate 21 and the bottom wall of the inner cavity of the inner protection frame 2, the partition plate 21 and the wire core 1 are arranged in a staggered mode, clamping grooves 5 are formed in the periphery of the inner protection sleeve layer 16, clamping strips 6 are arranged on the inner wall of the inner protection frame 2 and the side wall of the partition plate 21 in a position; the inside interval of oversheath layer 3 inlays and is equipped with anti-pressure core 31, and the surface of oversheath layer 3 still interval is provided with sand grip 32, and inner sheath layer 16 all adopts chlorinated polyethylene material to make with oversheath layer 3, and interior protecting frame 2, baffle 21, card strip 6, inclined supporting plate 4 all adopt the PEEK material to make with anti-pressure core 31.

Claims

1. The flat cable for the winding drum is characterized by comprising a wire core, an inner protective frame and an outer sheath layer, wherein the wire core is arranged inside the inner protective frame, and the outer sheath layer is coated outside the inner protective frame;

the number of the wire cores is not less than three, and each wire core comprises a conductor, and an insulating layer, a first wrapping layer, a shielding layer, a second wrapping layer and an inner sheath layer which are sequentially coated outside the conductor;

a partition board is vertically arranged in the inner protective frame, the upper end and the lower end of the partition board are respectively fixedly connected with the upper inner wall and the lower inner wall of the inner protective frame, the partition board and the wire core are arranged in a staggered mode, clamping grooves are formed in the periphery of the inner protective layer, clamping strips are arranged on the inner wall of the inner protective frame and the side wall of the partition board and correspond to the clamping grooves in position, and the clamping strips are clamped in the clamping grooves;

and the inner part of the outer sheath layer is embedded with the pressure-resistant core at intervals.

2. The flat cable for reel as claimed in claim 1, wherein the inner sheath layer and the outer sheath layer are made of chlorinated polyethylene.

3. The flat cable as claimed in claim 1, wherein the outer surface of the outer sheath layer is further provided with ribs at intervals.

4. The flat cable for a drum as claimed in claim 1, wherein said conductor is formed by twisting not less than two tinned copper wires.

5. The flat cable for a reel of claim 1, wherein the insulating layer is made of an ethylene propylene rubber material.

6. The flat cable for winding drum as claimed in claim 1, wherein the material of said first winding layer and said second winding layer is non-woven fabric or polyester tape.

7. The flat cable for a reel of claim 1, wherein the shielding layer is braided with copper wires or tinned copper wires.

8. The flat cable for a reel as claimed in claim 1, wherein a diagonal bracing plate is provided between the upper portion of the partition plate and the top wall of the inner cavity of the inner frame and between the lower portion of the partition plate and the bottom wall of the inner cavity of the inner frame.

9. The flat cable for a reel as claimed in claim 8, wherein the inner frame, the partition, the locking strips, the diagonal bracing plates and the compression-resistant core are made of PVC or PEEK.