CN111834038B - High tensile power signal combination reconnection cable - Google Patents

High tensile power signal combination reconnection cable Download PDF

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Publication number
CN111834038B
CN111834038B CN202010713235.0A CN202010713235A CN111834038B CN 111834038 B CN111834038 B CN 111834038B CN 202010713235 A CN202010713235 A CN 202010713235A CN 111834038 B CN111834038 B CN 111834038B
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insulating layer
cable
thickened
insulating
layer
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CN111834038A (en
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李训祥
胡云昌
王兴祥
李贻凤
何正兴
吴万超
吉冬梅
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Anhui Kangliya Co ltd
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Anhui Kangliya Co ltd
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1875—Multi-layer sheaths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/02—Disposition of insulation
    • H01B7/0208—Cables with several layers of insulating material
    • H01B7/0216—Two layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1895—Internal space filling-up means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/38—Insulated conductors or cables characterised by their form with arrangements for facilitating removal of insulation

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Abstract

The invention relates to a high-tensile-strength power signal combined reconnection cable which comprises an insulating layer, a shielding layer, a power line and a signal line, wherein the insulating layer comprises a first insulating layer and a second insulating layer, the first insulating layer is sleeved on the outer side of the second insulating layer, a gap is reserved between the first insulating layer and the second insulating layer, the second insulating layer and the first insulating layer are connected into a whole through a plurality of connecting ribs, a hollow part is formed between every two adjacent connecting ribs, and a filling body is filled in the hollow part; the power line and the signal line are positioned in the second insulating layer to form a conductive assembly, and the shielding layer is arranged between the conductive assembly and the second insulating layer. The high-tensile-resistance power signal combined reconnection cable provided by the invention improves the tensile property of the reconnection cable.

Description

High tensile power signal combination reconnection cable
Technical Field
The invention belongs to the technical field of cables, and particularly relates to a high-tensile-strength power signal combined reconnection cable.
Background
The reconnection cable is a common cable for connecting electrical equipment, wherein the power line number combined reconnection cable combining a power line and a signal line together is widely applied, and is influenced by the use environment in the actual use process, sometimes the reconnection cable needs to be directly pulled for use, so that the requirement on the tensile property of the reconnection cable is improved, therefore, people also continuously improve the protective layer of the cable to improve the tensile property of the reconnection cable, but the requirement on the higher tensile property of the reconnection cable can not be met.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a high-tensile-strength power signal combined reconnection cable so as to improve the tensile strength of the reconnection cable.
In order to achieve the above object, the present invention provides a technical solution as follows:
a high-tensile-strength power signal combined reconnection cable comprises an insulating layer, a shielding layer, a power line and a signal line, wherein the insulating layer comprises a first insulating layer and a second insulating layer, the first insulating layer is sleeved on the outer side of the second insulating layer, a gap is reserved between the first insulating layer and the second insulating layer, the second insulating layer and the first insulating layer are connected into a whole through a plurality of connecting ribs, a hollow part is formed between every two adjacent connecting ribs, and a filling body is filled in the hollow part; the power line and the signal line are positioned in the second insulating layer to form a conductive assembly, and the shielding layer is arranged between the conductive assembly and the second insulating layer.
Preferably, the first insulating layer and the second insulating layer are concentrically arranged; a plurality of thickened parts are arranged on one side of the first insulating layer, protrude outwards and are arranged at intervals in the length direction of the first insulating layer; the edge of the thickened portion smoothly transitions with the first insulating layer.
Preferably, the edge positions of both ends of the thickening part are opposite to two adjacent connecting ribs.
The high-tensile-strength power signal combined reconnection cable provided by the invention has the following advantages:
1. the insulating layer is arranged into two layers, and the filling body is filled in the hollow part, so that the two insulating layers form an integral structure through the connecting ribs, compared with the existing single-layer insulating layer, the tensile property of the double-layer cable is improved, particularly when the insulating filling wire core is used as the filling layer, the tensile property of the insulating layer can be enhanced, the insulating layer is prevented from being damaged, and the insulating filling wire core is preferably made of a material with the tensile property larger than that of the insulating layer;
2. the insulating layers are arranged into two layers, and the filling bodies are filled in the hollow parts, so that under the condition that the duplex cable is directly dragged for use, once part of the insulating layers are worn, the second insulating layer and the filling bodies can play an insulating protection role;
3. the insulating layer is arranged to be two layers, the filling body is filled in the hollow portion, the insulating layer can be stripped in a layering mode when the cable is stripped, compared with the mode that the tensile property is improved by directly thickening the insulating layer, the insulating material is saved, labor is saved during stripping, and the wire core is not easy to damage due to stripping strength.
The other technical scheme provided by the invention is as follows:
a high-tensile-strength power signal combined reconnection cable comprises an insulating layer and a shielding layer, wherein the insulating layer comprises a first insulating layer and a second insulating layer, the first insulating layer is sleeved on the outer side of the second insulating layer, a gap is reserved between the first insulating layer and the second insulating layer, the second insulating layer and the first insulating layer are connected into a whole through a plurality of connecting ribs, and a hollow part is formed between every two adjacent connecting ribs; a power line is arranged in the second insulating layer, a signal line is arranged in at least one hollow part, and the shielding layer is arranged between the signal line and the inner wall of the hollow part; at least one hollow part is filled with a filling body.
Preferably, the number of the hollow portions is 3, wherein a signal line is provided in one of the hollow portions, and the other two hollow portions are filled with filling bodies.
Preferably, the first insulating layer and the second insulating layer are concentrically arranged; a plurality of thickened parts are arranged on one side of the first insulating layer, protrude outwards and are arranged at intervals in the length direction of the first insulating layer; the edge of the thickened portion smoothly transitions with the first insulating layer.
Preferably, the thickened portion is provided to face the hollow portion in which the signal line is located.
Preferably, the edge positions of both ends of the thickening part are opposite to two adjacent connecting ribs.
Preferably, the filler is an insulating filler wire core, and the diameter of the insulating filler wire core is larger than that of the signal wire; the signal line is arranged close to the second insulating layer, and a reinforcing strip is filled between the shielding layer and the inner wall of the hollow part.
Preferably, both ends of the thickened portion are provided with protrusions protruding outwards.
The high-tensile-strength power signal combined reconnection cable provided by the invention has the following advantages:
1. the insulating layer is arranged into two layers, and the filling bodies are filled in part of the hollow parts, so that the two insulating layers form an integral structure through the connecting ribs, compared with the existing single-layer insulating layer, the tensile property of the double-connection cable is improved, particularly when the insulating filling wire core is used as the filling layer, the tensile property of the insulating layer can be enhanced, the insulating layer is prevented from being damaged, and the insulating filling wire core is preferably made of a material with the tensile property larger than that of the insulating layer;
2. the insulating layer is arranged into two layers, the filling bodies are filled in the hollow parts of the insulating layer, the insulating layer can be stripped in a layered mode when the cable is stripped, compared with a mode that the tensile property of the insulating layer is directly thickened, the insulating material is saved, labor is saved when the cable is stripped, and the internal cable core is not easily damaged due to the stripping force.
Drawings
Fig. 1 is one of the structural schematic diagrams of the high tensile strength power signal combination reconnection cable of embodiment 1;
fig. 2 is a second schematic structural diagram of the high-tensile power signal combination reconnection cable of embodiment 2;
FIG. 3 is a schematic diagram of an external structure of a high tensile strength power signal combination reconnection cable according to the present invention;
FIG. 4 is a schematic structural diagram of a high tensile strength power signal combination reconnection cable of embodiment 2;
FIG. 5 is a second schematic structural diagram of the high tensile strength electrical signal combination multiple cable of embodiment 2;
fig. 6 is a third schematic structural diagram of the high-tensile power signal combination reconnection cable of embodiment 2;
FIG. 7 is the fourth schematic view of the high tensile strength power signal combined multiple cable of embodiment 2
Reference numerals in the figures; the structure comprises a first insulating layer 1, a thickening part 1-1, a second insulating layer 2, a connecting rib 3, a hollow part 4, a filling body 5, a power line 6, a signal line 7, a shielding layer 8, a reinforcing strip 9 and a convex part 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiment 1, the present invention provides a high tensile strength power signal combined reconnection cable, which includes, referring to fig. 1, an insulating layer, a shielding layer, a power line and a signal line, where the power line refers to a power connection line, and may include a positive electrode line, a negative electrode line and a ground line, the signal line refers to a line for transmitting an electrical signal, which is well known to those skilled in the art and will not be described herein again, the insulating layer includes a first insulating layer 1 and a second insulating layer 2, the first insulating layer is sleeved on an outer side of the second insulating layer and has a gap with the second insulating layer, the second insulating layer and the first insulating layer are connected together by a plurality of connecting ribs 3, a hollow portion 4 is formed between adjacent connecting ribs, the hollow portion is filled with a filling body 5, and the filling body may generally use an insulating filling core; the power line 6 and the signal line 7 are located in the second insulating layer to form a conductive assembly, and the shielding layer 8 is disposed between the conductive assembly and the second insulating layer.
The high-tensile-strength power signal combined reconnection cable has the advantages that:
1. the insulating layer is arranged into two layers, and the filling body is filled in the hollow part, so that the two insulating layers form an integral structure through the connecting ribs, compared with the existing single-layer insulating layer, the tensile property of the double-layer cable is improved, particularly when the insulating filling wire core is used as the filling layer, the tensile property of the insulating layer can be enhanced, the insulating layer is prevented from being damaged, and the insulating filling wire core is preferably made of a material with the tensile property larger than that of the insulating layer;
2. the insulating layers are arranged into two layers, and the filling bodies are filled in the hollow parts, so that under the condition that the duplex cable is directly dragged for use, once part of the insulating layers are worn, the second insulating layer and the filling bodies can play an insulating protection role;
3. the insulating layer is arranged to be two layers, the filling body is filled in the hollow portion, the insulating layer can be stripped in a layering mode when the cable is stripped, compared with the mode that the tensile property is improved by directly thickening the insulating layer, the insulating material is saved, labor is saved during stripping, and the wire core is not easy to damage due to stripping strength.
Referring to fig. 2 and 3, the first insulating layer and the second insulating layer may be generally arranged in a circular shape and concentrically, and as a preferred scheme, referring to fig. 2 and 3, one side of the first insulating layer is provided with a plurality of thickened portions 1-1 which protrude outwards and are arranged at intervals in the length direction of the first insulating layer; the edge of the thickened portion smoothly transitions with the first insulating layer. The thickened part is arranged, so that the integral gravity center of the cable shifts towards the thickened part, when the reconnection cable is directly dragged for use, the thickened part is more easily contacted with the ground downwards, the first insulating layer is less prone to being worn and losing the insulating protection effect, and the service life of the first insulating layer is prolonged; furthermore, the thickened portion can act as a barrier to prevent the cable from slipping when being pulled; the tensile property of the filling body corresponding to the thickening part can be only enhanced when the cable is manufactured, so that the tensile property of the filling body corresponding to the thickening part is greater than that of the filling bodies of other parts, the thickening part can be used as a barrier to prevent the cable from slipping when being dragged, the thickening part is used as a stress point to enable the force to be far greater than that of other parts at the position of the thickening part, and the tensile property of the whole first insulating layer is mainly embodied at the side face of the thickening part. In order to improve the overall tensile strength of the thickened portion and the second insulating layer, the edge positions of two ends of the thickened portion are opposite to two adjacent connecting ribs.
Embodiment 2, the present invention provides a high tensile strength power signal combined reconnection cable, referring to fig. 4, including an insulating layer and a shielding layer, where the insulating layer includes a first insulating layer 1 and a second insulating layer 2, the first insulating layer is sleeved outside the second insulating layer and has a gap with the second insulating layer, the second insulating layer and the first insulating layer are connected into a whole through a plurality of connecting ribs 3, and a hollow portion 4 is formed between adjacent connecting ribs; a power line 6 is arranged in the second insulating layer, a signal line is arranged in at least one hollow part, generally, the power line refers to a line connected with a power supply and can comprise a positive line, a negative line and a ground line, the signal line refers to a line for transmitting an electric signal, which is well known to those skilled in the art and is not described herein again, and the shielding layer is arranged between the signal line and the inner wall of the hollow part; at least one hollow part is filled with a filling body 5, the filling body can generally use an insulating filling wire core, and a shielding layer and a signal wire can be arranged in the second insulating layer in actual production.
The high-tensile-strength power signal combined reconnection cable has the advantages that:
1. the insulating layer is arranged into two layers, and the filling bodies are filled in part of the hollow parts, so that the two insulating layers form an integral structure through the connecting ribs, compared with the existing single-layer insulating layer, the tensile property of the double-connection cable is improved, particularly when the insulating filling wire core is used as the filling layer, the tensile property of the insulating layer can be enhanced, the insulating layer is prevented from being damaged, and the insulating filling wire core is preferably made of a material with the tensile property larger than that of the insulating layer;
2. the insulating layer is arranged into two layers, the filling bodies are filled in the hollow parts of the insulating layer, the insulating layer can be stripped in a layered mode when the cable is stripped, compared with a mode that the tensile property of the insulating layer is directly thickened, the insulating material is saved, labor is saved when the cable is stripped, and the internal cable core is not easily damaged due to the stripping force.
In a specific embodiment, the number of the hollow portions is 3, wherein a signal line is arranged in one hollow portion, and filling bodies are filled in the other two hollow portions. The first and second insulating layers may be generally arranged in a circle and concentrically; referring to fig. 3 and 5, preferably, one side of the first insulating layer is provided with a plurality of thickened portions 1-1 which protrude outwards and are arranged at intervals in the length direction of the first insulating layer; the edge of the thickened portion smoothly transitions with the first insulating layer. The thickened part is arranged, so that the integral gravity center of the cable shifts towards the thickened part, when the reconnection cable is directly dragged for use, the thickened part is more easily contacted with the ground downwards, the first insulating layer is less prone to being worn and losing the insulating protection effect, and the service life of the first insulating layer is prolonged; furthermore, the thickened portion can act as a barrier to prevent the cable from slipping when being pulled; the tensile property of the filling body corresponding to the thickening part can be only enhanced when the cable is manufactured, so that the tensile property of the filling body corresponding to the thickening part is greater than that of the filling bodies of other parts, the thickening part can be used as a barrier to prevent the cable from slipping when being dragged, the thickening part is used as a stress point to enable the force to be far greater than that of other parts at the position of the thickening part, and the tensile property of the whole first insulating layer is mainly embodied at the side face of the thickening part. In order to improve the overall tensile strength of the thickened portion and the second insulating layer, the edge positions of two ends of the thickened portion are opposite to two adjacent connecting ribs.
As a preferred embodiment, referring to fig. 6, the thickened portion is disposed opposite to the hollow portion where the signal line is located. The filler is an insulating filler wire core, and the diameter of the insulating filler wire core is larger than that of the signal wire; the signal line is arranged close to the second insulating layer, and a reinforcing strip 9 is filled between the shielding layer and the inner wall of the hollow part. According to the structure, the thickened part is arranged right opposite to the hollow part where the signal wire is located, so that the thickened part forms protection for the signal wire, particularly, the reinforcing strip 9 is filled between the shielding layer and the inner wall of the hollow part, and the thickened part is enabled to increase the tensile capacity of the first insulating layer while preventing the cable from slipping when being dragged. In order to make the thickened portion more easily contact with the ground, referring to fig. 7, both ends of the thickened portion are provided with protrusions 10 protruding outward, so that the thickened portion is blocked by the protrusions when rolling on both sides after the ground contact, thereby preventing the first insulating layer from being worn at a position outside the thickened portion.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (8)

1. A high tensile strength power signal combined reconnection cable comprises an insulating layer, a shielding layer, a power line and a signal line, and is characterized in that,
the insulating layer comprises a first insulating layer (1) and a second insulating layer (2), the first insulating layer is sleeved on the outer side of the second insulating layer, a gap is reserved between the first insulating layer and the second insulating layer, the second insulating layer and the first insulating layer are connected into a whole through a plurality of connecting ribs (3), a hollow part (4) is formed between every two adjacent connecting ribs, and a filling body (5) is filled in the hollow part;
the power line (6) and the signal line (7) are positioned in the second insulating layer to form a conductive assembly, and the shielding layer (8) is arranged between the conductive assembly and the second insulating layer;
the first insulating layer and the second insulating layer are concentrically arranged;
a plurality of thickened parts (1-1) are arranged on one side of the first insulating layer, so that the overall gravity center of the cable is shifted to the thickened parts, and the thickened parts protrude outwards and are arranged at intervals in the length direction of the first insulating layer;
the edge of the thickened portion smoothly transitions with the first insulating layer.
2. The high-tensile power signal combination reconnection cable as claimed in claim 1, wherein the edge positions of both ends of the thickened portion are opposite to the adjacent two connecting ribs.
3. A high tensile strength power signal combined reconnection cable comprises an insulating layer and a shielding layer, and is characterized in that,
the insulating layer comprises a first insulating layer (1) and a second insulating layer (2), the first insulating layer is sleeved on the outer side of the second insulating layer, a gap is reserved between the first insulating layer and the second insulating layer, the second insulating layer and the first insulating layer are connected into a whole through a plurality of connecting ribs (3), and hollow parts (4) are formed between the adjacent connecting ribs;
a power line (6) is arranged in the second insulating layer, a signal line is arranged in at least one hollow part, and the shielding layer is arranged between the signal line and the inner wall of the hollow part;
at least one hollow part is filled with a filling body (5);
the first insulating layer and the second insulating layer are concentrically arranged;
a plurality of thickened parts (1-1) are arranged on one side of the first insulating layer, so that the overall gravity center of the cable is shifted to the thickened parts, and the thickened parts protrude outwards and are arranged at intervals in the length direction of the first insulating layer;
the edge of the thickened portion smoothly transitions with the first insulating layer.
4. The high-tensile power signal combination reconnection cable according to claim 3, wherein the number of the hollow parts is 3, a signal line is arranged in one hollow part, and filling bodies are filled in the other two hollow parts.
5. The high-tensile power signal combination reconnection cable according to claim 4, wherein the thickened portion is arranged opposite to the hollow portion where the signal line is located.
6. The high-tensile power signal combination reconnection cable as claimed in claim 5, wherein the edge positions of both ends of the thickened portion are opposite to the adjacent two connecting ribs.
7. The high-tensile power signal combination reconnection cable according to claim 3, wherein the filler is an insulating filler core, and the diameter of the insulating filler core is larger than that of the signal wire;
the signal wire is arranged close to the second insulating layer, and a reinforcing strip (9) is filled between the shielding layer and the inner wall of the hollow part.
8. A high tensile strength combined reconnection cable according to claim 4, wherein both ends of said thickened portion are provided with outward convex protrusions (10).
CN202010713235.0A 2020-07-22 2020-07-22 High tensile power signal combination reconnection cable Active CN111834038B (en)

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US7235743B2 (en) * 2005-04-14 2007-06-26 Schlumberger Technology Corporation Resilient electrical cables
EP2068426B1 (en) * 2007-09-25 2017-04-26 Essex Europe SAS Electric coil conductor with rectangular cross-section
CN207302684U (en) * 2017-10-11 2018-05-01 青岛奥帆电线电缆有限公司 A kind of power transmission cable with tension effect
CN208315227U (en) * 2018-07-13 2019-01-01 安福烨翔精密电子有限公司 A kind of high-speed transfer cable for HDMI interface
CN109036665A (en) * 2018-07-20 2018-12-18 安徽纵横新能源有限责任公司 The new-energy automobile of resistance to grain electric wire coatings layer and preparation method thereof
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