CN210535391U

CN210535391U - Resistance to compression type wire and cable

Info

Publication number: CN210535391U
Application number: CN201921693558.7U
Authority: CN
Inventors: 牟广毅; 王妍; 吴晓枫; 郭雪; 冯钰淏
Original assignee: Tianjin Zhiling Technology Development Co Ltd
Current assignee: Tianjin Zhiling Technology Development Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-05-15
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a resistance to compression type electric wire and cable belongs to electric wire and cable technical field, the electric wire and cable includes oversheath, transposition copper core conductor and XLPE insulating layer, oversheath internally mounted has transposition copper core conductor, transposition copper core conductor surface cladding has the XLPE insulating layer. The utility model discloses a vertical arrangement between baffle A and the baffle B, and there is the lug through baffle A and baffle B combination department and baffle A and baffle B and the homogeneous body shaping of support inner wall combination department, the effect and the strengthening rib of lug are the same, further improvement the structural strength of support, the inside complex of inner sheath outside has the steel band simultaneously, can effectual protection support, do not receive outside mechanical force to destroy, it is damaged to make the support be difficult to the fracture, through the block location of fixture block to transposition copper core conductor, make transposition copper core conductor can remain stable, be difficult to the skew, and transposition copper core conductor symmetry is arranged in the inside of support, make electric wire and cable have very strong interference killing feature.

Description

Resistance to compression type wire and cable

Technical Field

The utility model relates to a wire and cable technical field especially relates to a resistance to compression type wire and cable.

Background

Wire cables are generally rope-like cables made up of several or groups of at least two twisted wires, each group insulated from each other and often twisted around a center, the entire outer surface of which is covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation.

The patent No. CN201720360225.7 discloses a multichannel compression-resistant wire cable which has the characteristics of strong wear resistance, good compression resistance, long service life and the like; and the thickness of the wires of the cable is divided by the cable core bracket, and different channels are arranged, so that the wires are arranged orderly

The existing electric wire and cable mainly have the following defects that 1, the internal compression-resistant support frame of the cable is not high in strength and is easy to break after bearing larger pressure; 2. after the support frame in the cable breaks, the symmetry of the stranded copper core conductor can be influenced, and the anti-interference capacity of the electric wire cable is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a resistance to compression type electric wire cable aims at improving the structural strength of the inside support of cable, improves the interference killing feature simultaneously.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of resistance to compression type electric wire and cable includes oversheath, transposition copper core conductor and XLPE insulating layer, oversheath internally mounted has transposition copper core conductor, transposition copper core conductor surface cladding has the XLPE insulating layer, XLPE insulating layer externally mounted has the support, inside integrated into one piece respectively of support has baffle A and baffle B, baffle A and baffle B combination department and baffle A and baffle B and the homogeneous shaping of support inner wall combination department have the lug, support inner wall fixedly connected with fixture block, the outside cladding of support has the rubber plastic layer, the outside cladding of rubber plastic layer has the inner sheath, the outside complex of inner sheath has the steel band.

Optionally, the cross section of the bracket is of a square structure, and an arc chamfer is arranged at an external corner of the bracket.

Optionally, the partition plates A and B are vertically arranged, one side surface of the fixture block is of an arc-shaped structure, and the XLPE insulating layer is attached to the arc-shaped surface of the fixture block.

Optionally, a gap between the rubber layer and the bracket is filled with filling paste.

Optionally, the outer sheath and the inner sheath are made of polyvinyl chloride, and the outer sheath, the steel belt and the inner sheath are connected in a hot-melt compounding manner.

The utility model has the advantages as follows:

1. the utility model discloses a support is installed to XLPE insulating layer externally, and the support is inside respectively integrated into one piece has baffle A and baffle B, arrange perpendicularly between baffle A and the baffle B simultaneously, can strengthen the holistic structural strength of support, and through baffle A and baffle B junction and baffle A and baffle B and support inner wall junction homogeneous body shaping have the lug, the effect of lug is the same with the strengthening rib, can strengthen the intensity and rigidity and the antitorque ability of baffle, can overcome the skew deformation that the baffle caused because of the stress inequality that the wall thickness difference brought, in order to increase the intensity of junction surface, the structural strength of support has further been improved, make it be difficult to be because of the damage fracture of excessive pressure, the inner wall through the support and baffle surface all adhesion have the fixture block, and the fixture block is soft rubber, has fine elasticity, and through the fixture block side surface for arc structure and the XLPE insulating layer and the fixture block face laminate mutually, when pressure transmits on the fixture block, the effect of resistance to compression is realized to its deformation of accessible, has the rubber plastic layer through the outside cladding of support simultaneously, and it is big to have elastic modulus, and the characteristic that intensity is high has fine resistance to compression effect, has the inner sheath through the outside cladding of rubber plastic layer, and the outer complex of inner sheath has the steel band moreover, can effectual protective cradle, does not receive outside mechanical force to destroy, makes the support be difficult to the fracture damage.

2. The utility model discloses a protection of support, packing cream, rubber plastic layer and steel band to through the block location of fixture block pair transposition copper core conductor, make transposition copper core conductor can the stability in maintenance, be difficult to the skew, the transposition copper core conductor symmetry is arranged in the inside of support moreover, makes cable have very strong interference killing feature.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a compression-resistant electric wire cable according to an embodiment of the present invention;

fig. 2 is a schematic sectional view of a bracket of a compression-resistant electric wire or cable according to an embodiment of the present invention.

In the figure: 1. an outer sheath; 2. stranding a copper core conductor; 201. an XLPE insulating layer; 3. a support; 301. a separator A; 302. a partition board B; 303. a bump; 304. a clamping block; 4. filling paste; 5. a rubber-plastic layer; 6. an inner sheath; 7. a steel strip.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A compression-resistant electric wire cable according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1 and 2, the embodiment of the utility model provides a resistance to compression type electric wire and cable includes oversheath 1, transposition copper core conductor 2 and XLPE insulating layer 201, oversheath 1 internally mounted has transposition copper core conductor 2, 2 surface claddings of transposition copper core conductor have XLPE insulating layer 201, XLPE insulating layer 201 externally mounted has support 3, 3 inside integrated into one piece respectively of support have baffle A301 and baffle B302, baffle A301 and baffle B302 combine department and baffle A301 and baffle B302 and 3 inner wall of support combine the department homogeneous body shaping to have lug 303, 3 inner wall fixedly connected with fixture blocks 304 of support, 3 outside claddings of support have rubber layer 5, 5 outside claddings of rubber layer have inner sheath 6, 6 outside complex of inner sheath have steel band 7.

Referring to fig. 1 and 2, the embodiment of the utility model provides a resistance to compression type electric wire and cable passes through perpendicular arrangement between baffle A301 and the baffle B302, and there is lug 303 through baffle A301 and baffle B302 junction and baffle A301 and baffle B302 and the homogeneous shaping of 3 inner walls of support junctions, the effect and the strengthening rib of lug 303 are the same, further improvement the structural strength of support 3, inner sheath 6 outside complex has steel band 7 simultaneously, can effectual protection support 3, do not receive outside mechanical force to destroy, make the support be difficult to the fracture damage, fix a position through the block of fixture block 304 to the block of transposition copper core conductor 2, make transposition copper core conductor 2 can remain stable, be difficult to the skew, and transposition copper core conductor 2 symmetry is arranged in the inside of support 3, make electric wire and cable have very strong interference killing feature.

Referring to fig. 1 and 2, an embodiment of the present invention provides a resistance to compression type electric wire and cable, the cross-section of the support 3 is square structure and the outside edge of the support 3 is established to arc chamfer, and the contact area of the increase edge makes the support 3 more stable inside the cable.

Referring to fig. 2, the embodiment of the utility model provides a resistance to compression type wire and cable, arrange perpendicularly between baffle A301 and the baffle B302, fixture block 302 side surface is laminated with fixture block 302 arcwall face for arc structure and XLPE insulating layer mutually, makes transposition copper core conductor 2 ability stability, is difficult to the skew.

Referring to fig. 1, an embodiment of the present invention provides a compression-resistant electric wire and cable, the gap between the rubber layer 5 and the bracket 3 is filled with a filling paste 4, which can effectively maintain the stability of the internal structure of the cable.

Referring to fig. 1, the embodiment of the utility model provides a resistance to compression type electric wire and cable, the material of oversheath 1 and inner sheath 6 is polyvinyl chloride, oversheath 1, steel band 7 and inner sheath 6 are connected through the compound mode of hot melt, and effectual protective cradle 3 does not receive outside mechanical force to destroy.

The embodiment of the utility model provides a resistance to compression type electric wire and cable, install support 3 through XLPE insulating layer 201 outside during operation, and support 3 inside integrated into one piece has baffle A301 and baffle B302 respectively, arrange perpendicularly between baffle A301 and the baffle B302 simultaneously, can strengthen the holistic structural strength of support 3, and through baffle A301 and baffle B302 junction and baffle A301 and baffle B302 and support 3 inner wall junction homogeneous body shaping have lug 303, the effect and the strengthening rib of lug 303 are the same, can strengthen the intensity and the rigidity and the torsional resistance of baffle, can overcome the skew distortion that the baffle caused because of the stress inequality that the wall thickness difference brought, in order to increase the intensity of junction plane, further improve the structural strength of support 3, make it be difficult to damage the fracture because of the pressure is too big, all adhere through the inner wall of support 3 and baffle surface and have fixture block 304, and fixture block 304 is soft rubber, the support has good elasticity, the surface of one side of the clamping block 302 is of an arc-shaped structure, the XLPE insulating layer is attached to the arc-shaped surface of the clamping block 302, when pressure is transmitted to the clamping block 302, the compression-resistant effect can be realized through the deformation of the clamping block 302, meanwhile, the support 3 is coated with the rubber and plastic layer 5, the support has the characteristics of large elastic modulus and high strength, and has good compression-resistant effect, the inner sheath 6 is coated with the rubber and plastic layer 5, the steel belt 7 is compounded outside the inner sheath 6, the support 3 can be effectively protected from being damaged by external mechanical force, the support is not easy to break and damage, the stranded copper core conductor 2 can keep stability and is not easy to deviate through the clamping and positioning of the clamping block 304 on the stranded copper core conductor 2, and the stranded copper core conductor 2 is symmetrically arranged inside the support 3, the cable has strong anti-interference capability.

It should be noted that the utility model relates to a resistance to compression type wire and cable, including oversheath 1, transposition copper core conductor 2, XLPE insulating layer 201, support 3, baffle A301, baffle B302, lug 303, fixture block 304, filling paste 4, rubber plastic layer 5, inner sheath 6, steel band 7, the part is the general standard spare or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a resistance to compression type wire and cable, wire and cable includes oversheath, transposition copper core conductor and XLPE insulating layer, oversheath internally mounted has transposition copper core conductor, transposition copper core conductor surface cladding has the XLPE insulating layer, a serial communication port, XLPE insulating layer externally mounted has the support, inside integrated into one piece respectively of support has baffle A and baffle B, baffle A combines department and baffle A and baffle B and support inner wall combination department homogeneous body shaping with baffle B and has the lug, support inner wall fixedly connected with fixture block, the outside cladding of support has the rubber plastic layer, the outside cladding of rubber plastic layer has the inner sheath, the outside complex of inner sheath has the steel band.

2. A compression resistant wire cable as claimed in claim 1 wherein the bracket has a square cross-section and the bracket (3) is chamfered to have an arcuate shape.

3. The compression-resistant electric wire and cable as claimed in claim 1, wherein the partition boards a and B are vertically arranged, one side surface of the clamping block is arc-shaped, and the XLPE insulating layer is attached to the arc-shaped surface of the clamping block.

4. The compression-resistant electric wire and cable as claimed in claim 1, wherein the gap between the rubber layer and the bracket is filled with a filling paste.

5. The compression-resistant electric wire and cable as claimed in claim 1, wherein the outer sheath and the inner sheath are made of polyvinyl chloride, and the outer sheath, the steel strip and the inner sheath are connected by hot-melt compounding.