CN213635438U - Two-core combined cable - Google Patents
Two-core combined cable Download PDFInfo
- Publication number
- CN213635438U CN213635438U CN202023144329.5U CN202023144329U CN213635438U CN 213635438 U CN213635438 U CN 213635438U CN 202023144329 U CN202023144329 U CN 202023144329U CN 213635438 U CN213635438 U CN 213635438U
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- China
- Prior art keywords
- core
- core cable
- layer
- connecting piece
- rubber layer
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000003063 flame retardant Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 9
- 238000005253 cladding Methods 0.000 description 3
- 238000011017 operating method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a two core combination cables belongs to the electrical equipment field. The two-core combined cable comprises two single-core cable bodies, wherein the cross sections of the single-core cable bodies are semicircular, a connecting piece in a flat shape is horizontally arranged between the two single-core cable bodies, the length of the connecting piece extends along the axial direction of the single-core cable bodies, and the two single-core cable bodies are arranged along the center of the connecting piece in a symmetrical mode; the connecting piece consists of a steel belt layer and a rubber layer I coated outside the steel belt layer, two opposite sides of the two single-core cable bodies are both planes, and the two planes are respectively attached and bonded to two sides of the rubber layer I; bolt holes penetrating along the arrangement direction of the two single-core cable bodies are formed in two sides of the width of the connecting piece, and a plurality of bolt holes are formed in the same side and are uniformly distributed at intervals along the axial direction of the single-core cable bodies; the bolt hole is composed of a small hole arranged on the steel belt layer and two large holes arranged on two sides of the rubber layer, the large hole and the small hole are coaxial, and the aperture of the large hole is larger than that of the small hole. This two core combination cables is convenient for install.
Description
Technical Field
The utility model belongs to the electrical equipment field relates to a cable, especially a two-core combination cable.
Background
A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires.
The existing cable is generally positioned through a buckle, during installation, the buckle firstly compresses the cable on an installation surface, and then fixes the buckle on the installation surface through a bolt. In the installation process, one hand is needed to press the buckle to enable the buckle to compress the cable, the other hand holds the bolt and installs the bolt by using a tool, the installation is very inconvenient, and the installation is particularly not friendly to high-altitude operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided a two core combination cables of easy to assemble location.
The purpose of the utility model can be realized by the following technical proposal: a two-core combined cable comprises two single-core cable bodies and is characterized in that the cross sections of the single-core cable bodies are semicircular, a connecting piece in a flat shape is horizontally arranged between the two single-core cable bodies, the length of the connecting piece extends along the axial direction of the single-core cable bodies, and the two single-core cable bodies are arranged along the center of the connecting piece in a symmetrical mode; the connecting piece consists of a steel belt layer and a rubber layer I coated outside the steel belt layer, two opposite sides of the two single-core cable bodies are both planes, and the two planes are respectively attached and bonded to two sides of the rubber layer I; bolt holes penetrating along the arrangement direction of the two single-core cable bodies are formed in two sides of the width of the connecting piece, and a plurality of bolt holes are formed in the same side and are uniformly distributed at intervals along the axial direction of the single-core cable bodies; the bolt hole is composed of a small hole arranged on the steel belt layer and two large holes arranged on two sides of the rubber layer, the large hole and the small hole are coaxial, and the aperture of the large hole is larger than that of the small hole.
When the cable is installed, the bolt head is positioned in one of the large holes and tightly pressed on the steel belt layer, and the bolt rod part sequentially penetrates through the small hole and the other large hole and is screwed on the installation surface so as to stably position the cable.
The bolt hole sets up on being a holistic connecting piece with single core cable body adhesion, can directly put into the bolt hole with the bolt like this when actual installation and carry out the cable erection location, for this scheme of buckle bolt cooperation positioning cable among the prior art, operating procedure is less, has the convenient advantage of equipment.
In the two-core combined cable, the single-core cable body comprises a second rubber layer which is positioned on the outermost layer and is in a semicircular shape, pressing strips are integrally formed on the outer walls of the two sides of the second rubber layer, the length of each pressing strip extends along the axial direction of the single-core cable body, and the pressing strips are attached to and fixedly bonded on the first rubber layer. The design layering to increase the area of contact of single core cable body and connecting piece, improve both joint strength, thereby improve the structural stability of this cable.
In the two-core combined cable, the triangular ribs are integrally formed between the pressing strips and the rubber layer II, and a plurality of ribs connected with the same pressing strip are distributed at intervals along the axial direction of the single-core cable body so as to increase the strength of the pressing strips and enable the pressing strips to be more tightly attached to the connecting piece, thereby improving the structural stability.
In foretell two core combination cables, single core cable body still includes sinle silk, parcel sinle silk and semicircular insulating layer, cladding outside the insulating layer and be the fire-retardant layer of semicircle annular and cladding outside the fire-retardant layer and be the metal level of semicircle annular, two claddings on the rubber layer outside the metal level, make single core cable body possess better intensity and fire behaviour.
Compared with the prior art, the two-core combined cable has the following advantages:
1. the bolt hole sets up on being a holistic connecting piece with single core cable body adhesion, can directly put into the bolt hole with the bolt like this when actual installation and carry out the cable erection location, for this scheme of buckle bolt cooperation positioning cable among the prior art, operating procedure is less, has the convenient advantage of equipment.
2. The outmost integrated into one piece layering of single core cable body to increase the area of contact of single core cable body and connecting piece, improve both joint strength, thereby improve the structural stability of this cable.
Drawings
Figure 1 is a schematic cross-sectional view of a two-core combination cable.
Fig. 2 is an enlarged schematic view at a in fig. 1.
In the figure, 1, a single-core cable body; 1a, a wire core; 1b, an insulating layer; 1c, a flame retardant layer; 1d, a metal layer; 1e, a rubber layer II; 1f, pressing a strip; 1g, ribs; 2. a connecting member; 2a, a steel belt layer; 2b, a rubber layer I; 2c, bolt holes; 2c1, a small hole; 2c2, large pore.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, the two-core combined cable comprises two single-core cable bodies 1, wherein the cross section of each single-core cable body 1 is semicircular, each single-core cable body 1 comprises a single wire core 1a, a semicircular insulating layer 1b wrapping the wire core 1a, a semicircular flame-retardant layer 1c wrapping the insulating layer 1b and being semicircular, a semicircular metal layer 1d wrapping the flame-retardant layer 1c and being semicircular, and a circular rubber layer two 1e wrapping the metal layer 1d and being circular, so that each single-core cable body 1 has good strength and flame retardance.
Specifically, as shown in fig. 1 and fig. 2, a flat connecting piece 2 is horizontally arranged between two single-core cable bodies 1, the length of the connecting piece 2 extends along the axial direction of the single-core cable body 1, and the two single-core cable bodies 1 are arranged along the center of the connecting piece 2 symmetrically. The connecting piece 2 consists of a steel belt layer 2a and a rubber layer one 2b coated outside the steel belt layer 2a, two opposite sides of the two single-core cable bodies 1 are both planes, and the two planes are respectively attached and bonded on two sides of the rubber layer one 2 b. As shown in fig. 1, bolt holes 2c penetrating along the arrangement direction of two single-core cable bodies 1 are arranged on both sides of the width of the connecting piece 2, and a plurality of bolt holes 2c on the same side are arranged at intervals along the axial direction of the single-core cable bodies 1; the bolt hole 2c is composed of a small hole 2c1 arranged on the steel belt layer 2a and two large holes 2c2 arranged on two sides of the rubber layer one 2b respectively, the large hole 2c2 and the small hole 2c1 are coaxial, two ends of the small hole 2c1 are communicated with the two large holes 2c2 respectively, and the aperture of the large hole 2c2 is larger than that of the small hole 2c 1. When the cable is installed, the bolt head is positioned in one of the large holes 2c2 and tightly pressed on the steel belt layer 2a, and the bolt rod passes through the small hole 2c1 and the other large hole 2c2 in sequence and is screwed on the installation surface to stably position the cable.
Further, pressing strips 1f are integrally formed on the outer walls of the two sides of the second rubber layer 1e, the length of each pressing strip 1f extends along the axial direction of the single-core cable body 1, and the pressing strips 1f are attached and fixed to the first rubber layer 2b in an adhering mode. Design layering 1f to increase the area of contact of single core cable body 1 and connecting piece 2, improve both joint strength, thereby improve the structural stability of this cable. As shown in fig. 1, a triangular rib 1g is integrally formed between the pressing strip 1f and the rubber layer 1e, and a plurality of ribs 1g connected with the same pressing strip 1f are distributed at intervals along the axial direction of the single-core cable body 1, so that the strength of the pressing strip 1f is increased, the pressing strip is more tightly attached to the connecting piece 2, and the structural stability is improved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (4)
1. A two-core combined cable comprises two single-core cable bodies (1) and is characterized in that the cross sections of the single-core cable bodies (1) are semicircular, a connecting piece (2) which is flat is horizontally arranged between the two single-core cable bodies (1), the length of the connecting piece (2) extends along the axial direction of the single-core cable bodies (1), and the two single-core cable bodies (1) are arranged along the center of the connecting piece (2) in a symmetrical mode; the connecting piece (2) consists of a steel belt layer (2a) and a rubber layer I (2b) coated outside the steel belt layer (2a), two opposite sides of the two single-core cable bodies (1) are planes, and the two planes are respectively attached and bonded to two sides of the rubber layer I (2 b); bolt holes (2c) penetrating along the arrangement direction of the two single-core cable bodies (1) are formed in two sides of the width of the connecting piece (2), and a plurality of bolt holes (2c) in the same side are uniformly distributed at intervals along the axial direction of the single-core cable bodies (1); the bolt hole (2c) is composed of a small hole (2c1) arranged on the steel belt layer (2a) and two large holes (2c2) arranged on two sides of the rubber layer I (2b), the large hole (2c2) and the small hole (2c1) are coaxial, and the aperture of the large hole (2c2) is larger than that of the small hole (2c 1).
2. The two-core combined cable according to claim 1, wherein the single-core cable body (1) comprises a semi-annular rubber layer II (1e) which is positioned at the outermost layer, pressing strips (1f) are integrally formed on the outer walls of two sides of the rubber layer II (1e), the length of each pressing strip (1f) extends along the axial direction of the single-core cable body (1), and the pressing strips (1f) are attached and adhesively fixed on the rubber layer I (2 b).
3. The two-core combined cable according to claim 2, wherein a triangular rib (1g) is integrally formed between the pressing strip (1f) and the rubber layer two (1e), and a plurality of ribs (1g) connected with the same pressing strip (1f) are axially distributed at intervals along the single-core cable body (1).
4. The two-core combined cable according to claim 2 or 3, wherein the single-core cable body (1) further comprises a wire core (1a), a semicircular insulating layer (1b) wrapping the wire core (1a), a semicircular flame retardant layer (1c) wrapping the insulating layer (1b) and being semicircular, and a semicircular metal layer (1d) wrapping the flame retardant layer (1c) and being semicircular, and the rubber layer II (1e) wrapping the metal layer (1 d).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023144329.5U CN213635438U (en) | 2020-12-23 | 2020-12-23 | Two-core combined cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023144329.5U CN213635438U (en) | 2020-12-23 | 2020-12-23 | Two-core combined cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213635438U true CN213635438U (en) | 2021-07-06 |
Family
ID=76640293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023144329.5U Expired - Fee Related CN213635438U (en) | 2020-12-23 | 2020-12-23 | Two-core combined cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213635438U (en) |
-
2020
- 2020-12-23 CN CN202023144329.5U patent/CN213635438U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |