CN219997896U - Side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable - Google Patents
Side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable Download PDFInfo
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- CN219997896U CN219997896U CN202321715348.XU CN202321715348U CN219997896U CN 219997896 U CN219997896 U CN 219997896U CN 202321715348 U CN202321715348 U CN 202321715348U CN 219997896 U CN219997896 U CN 219997896U
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- cable
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- power
- conductor wires
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- 239000004020 conductor Substances 0.000 claims abstract description 26
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 23
- 239000010410 layer Substances 0.000 claims abstract description 22
- 229920000271 Kevlar® Polymers 0.000 claims abstract description 18
- 239000004761 kevlar Substances 0.000 claims abstract description 18
- 239000012792 core layer Substances 0.000 claims abstract description 17
- 239000002131 composite material Substances 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 5
- 229920006346 thermoplastic polyester elastomer Polymers 0.000 claims description 5
- 230000008054 signal transmission Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 230000005684 electric field Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 3
- 230000005670 electromagnetic radiation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable, which comprises a power cable and a signal cable which are arranged side by side; the power cable is provided with a composite core layer, the composite core layer is composed of three conductor wires and three grounding wires, the conductor wires are tightly stacked into a triangular structure, the grounding wires are uniformly arranged on the periphery of the conductor wires, and each grounding wire is tightly contacted with two conductor wires; the composite core layer is externally provided with a first non-woven fabric, an inner sheath, a Kevlar reinforcing layer, a second non-woven fabric layer and a first outer sheath in sequence. The power cable and the signal cable are designed in a side-by-side mode, can be used as a whole or can be used separately, mutual interference can be avoided, and therefore stability and accuracy of signal transmission are improved; the power cable and the signal cable are both made of Kevlar as bearing and tensile elements, so that the outer diameter and weight of the cable can be reduced, and the flexibility, the tensile property and the wear resistance of the cable can be enhanced.
Description
Technical field:
the utility model belongs to the technical field of tensile cables, and particularly relates to a side-by-side type multifunctional signal power dual-purpose self-supporting tensile cable.
The background technology is as follows:
with the continuous development of the modern industry, the performance requirements of industrial equipment on cables are also higher and higher. For equipment such as cranes, harbour machinery, vertical elevators, mining machines and the like, on one hand, the cable is required to have the function of signal transmission and power transmission; on the other hand, because the cable needs frequent movement and bending, the cable has higher requirements on flexibility, tensile resistance, wear resistance and the like; the existing multifunctional cable signal lines and power lines are usually concentrated together, and certain interference exists between the multifunctional cable signal lines and the power lines, so that the stability of transmission is affected; in addition, the flexibility, tensile strength and wear resistance of the existing cable are difficult to meet the requirements of the equipment, and even if the requirements of the external diameter and the weight of the cable can be met, the equipment is difficult to bear; based on the defects, the utility model provides a multifunctional cable which has the characteristics of small outer diameter, light weight, good anti-interference performance, softness, good tensile property, good wear resistance and the like.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
The utility model comprises the following steps:
the utility model aims to provide a side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable, so that the defects in the prior art are overcome.
The utility model provides a side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable, which comprises a power cable and a signal cable which are arranged side by side; the power cable is provided with a composite core layer, the composite core layer is composed of three conductor wires and three grounding wires, the three conductor wires are tightly stacked into a triangular structure, the three grounding wires are uniformly arranged on the periphery of the three conductor wires, and each grounding wire is tightly contacted with the two conductor wires; the composite core layer is externally provided with a first non-woven fabric, an inner sheath, a Kevlar reinforcing layer, a second non-woven fabric layer and a first outer sheath in sequence.
Further, preferably, the inner circumference of the first nonwoven fabric is closely attached to the outer circumferences of the three conductor wires and the three ground wires.
Further, as an preference, the signal cable includes a kevlar central layer, a signal wire is tightly arranged around the outer periphery of the kevlar central layer, and a third non-woven fabric, a braiding layer and a second outer sheath are sequentially arranged outside the signal wire.
Further, preferably, the inner circumference of the third nonwoven fabric is closely attached to the outer circumference of the signal line.
Further, preferably, the three conductor wires, the three ground wires and the signal wires are all provided with TPEE insulating sleeves.
Further, preferably, the two signal cables are symmetrically arranged on two sides of the power cable side by side respectively.
Further, preferably, an easy-tearing area is arranged at the joint of the power cable and the signal cable.
Compared with the prior art, one aspect of the utility model has the following beneficial effects:
(1) The power cable and the signal cable are designed in a side-by-side mode, mutual interference can be avoided, and therefore stability and accuracy of signal transmission are improved;
(2) The core layer of the power cable adopts a 3+3 structure, so that the structure of the power cable is more round, the electric field can be balanced, electromagnetic radiation in the whole electric field is reduced, and the anti-interference capability, the electricity safety and the transmission stability of the cable are further improved;
(3) The power cable and the signal cable of the utility model both use Kevlar as bearing elements, which not only can reduce the outer diameter and weight of the cable, but also can enhance the softness, tensile strength and wear resistance of the cable;
(4) The utility model also provides an easy-tearing area at the joint of the power cable and the signal cable, so that the cable can be used as an integral type or can be torn and separated when needed.
Description of the drawings:
FIG. 1 is a schematic diagram of example 1 of the present utility model;
FIG. 2 is a schematic view showing a part of the structure of embodiment 1 of the present utility model;
FIG. 3 is a schematic diagram of embodiment 2 of the present utility model;
reference numerals: 1-power cable, 100-composite core layer, 101-conductor wire, 102-ground wire, 103-first non-woven fabric, 104-inner sheath, 105-Kevlar reinforcing layer, 106-second non-woven fabric layer, 107-first outer sheath, 2-signal cable, 201-Kevlar central layer, 202-signal wire, 203-third non-woven fabric, 204-woven layer, 205-second outer sheath, 3-TPEE insulating sleeve and 4-easy tearing area.
The specific embodiment is as follows:
the following detailed description of specific embodiments of the utility model is, but it should be understood that the utility model is not limited to specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
Example 1:
as shown in fig. 1 and 2, the side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable comprises a power cable 1 and a signal cable 2 which are arranged side by side; the two signal cables 2 are symmetrically arranged on two sides of the power cable 1 side by side respectively; the power cable 1 is provided with a composite core layer 100, the composite core layer 100 is composed of three conductor wires 101 and three grounding wires 102, the three conductor wires 101 are tightly stacked into a triangle structure, the three grounding wires 102 are uniformly arranged on the periphery of the three conductor wires 101, and each grounding wire 102 is tightly contacted with two conductor wires 101; the composite core layer 100 is provided with a first non-woven fabric 103, an inner sheath 104, a Kevlar reinforcing layer 105, a second non-woven fabric layer 106 and a first outer sheath 107 in sequence.
In the embodiment, the power cable 1 and the signal cable 2 are designed in a side-by-side manner, so that mutual interference can be avoided during use, and the stability and accuracy of signal transmission are improved; the two signal cables 2 and the power cable 1 are arranged side by side, so that equipment with high requirements on signal transmission can be met.
In the present embodiment, the conductor wire 101 is formed by twisting high-strength alloy copper wires at a small pitch, and the conductive transmission performance is more excellent.
In this embodiment, the composite core layer 100 of the power cable 1 adopts a structure of alternating non-woven fabrics and kevlar, and uses kevlar as a bearing and tensile element instead of the traditional steel wire structure, so that the outer diameter and weight of the power cable 1 can be reduced, and meanwhile, the flexibility, tensile property and wear resistance of the power cable 1 are enhanced.
In this embodiment, the first outer sheath 107 is made of elastic rubber, so that the friction damage of the outermost part of the power cable 1 during use can be reduced, and the power cable 1 can be protected.
In this embodiment, the diameter of the grounding wire 102 is smaller than the diameter of the conductor wire 101, and the inner circumference of the first non-woven fabric 103 is closely attached to the outer circumferences of the three conductor wires 101 and the three grounding wires 102; the conductor wire 101 and the grounding wire 102 with the 3+3 structure are tightly wrapped by the first non-woven fabric 103 to form a round power cable 1 core layer structure, so that an electric field can be balanced, electromagnetic radiation in the whole electric field can be reduced, and the anti-interference capability, the electricity safety and the transmission stability of the cable are improved.
In this embodiment, the signal cable 2 includes a kevlar central layer 201, a signal wire 202 is tightly disposed around the outer periphery of the kevlar central layer 201, and a third non-woven fabric 203, a woven layer 204 and a second outer sheath 205 are sequentially disposed outside the signal wire 202; the inner circumference of the third non-woven fabric 203 is closely attached to the outer circumference of the signal line 202.
In this embodiment, the signal cable 2 uses kevlar as a central bearing mechanism, and is supplemented with a mode of alternating non-woven fabrics and woven layers, so that the outer diameter and weight of the signal cable 2 can be reduced, and the flexibility, tensile property and wear resistance of the signal cable 2 can be enhanced.
In this embodiment, the second outer sheath 205 also uses elastic rubber, so that the friction damage of the outermost part of the signal cable 2 during use can be reduced, and the signal cable 2 is protected.
In this embodiment, the three conductor wires 101, the three ground wires 102 and the signal wire 202 are all provided with TPEE insulating sleeves 3; the TPEE insulating sleeve replaces the traditional PVC insulating sleeve, so that the tensile strength of the core wire can be effectively increased while the good electrical property is maintained, and the core breaking problem is prevented.
In this embodiment, an easy-to-tear area 4 is provided at the connection between the power cable 1 and the signal cable 2; the power cable 1 and the signal cable 2 can be used as a whole; when the two parts are needed to be used separately, the two parts can be torn through the easy-tearing area 4, so that the applicability is wide.
Example 2:
as shown in fig. 3, unlike embodiment 1, one power cable 1 and one signal cable 2 are arranged side by side; can be used for devices that are not particularly demanding for signal transmission.
The utility model has the following beneficial effects:
the power cable and the signal cable are designed in parallel, so that mutual interference can be avoided, and the stability and accuracy of signal transmission are improved;
the core layer of the power cable adopts a 3+3 structure, so that the structure of the power cable is more round, the electric field can be balanced, electromagnetic radiation in the whole electric field is reduced, and the anti-interference capability, electricity safety and transmission stability of the cable are further improved;
the power cable and the signal cable both use Kevlar as bearing elements, so that the outer diameter and the weight of the cable can be reduced, and the flexibility, the tensile property and the wear resistance of the cable can be enhanced;
the junction of power cable and signal cable still sets up easy tearing district for the cable both can regard as integral type to use, also can tear the separately when needs and use, and the suitability is wider.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (7)
1. The utility model provides a multi-functional signal power dual-purpose self-supporting tensile cable of side by side which characterized in that: the power cable and the signal cable are arranged side by side; the power cable is provided with a composite core layer, the composite core layer is composed of three conductor wires and three grounding wires, the three conductor wires are tightly stacked into a triangular structure, the three grounding wires are uniformly arranged on the periphery of the three conductor wires, and each grounding wire is tightly contacted with the two conductor wires; the composite core layer is externally provided with a first non-woven fabric, an inner sheath, a Kevlar reinforcing layer, a second non-woven fabric layer and a first outer sheath in sequence.
2. The side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable as claimed in claim 1, wherein: the inner circumference of the first non-woven fabric is tightly attached to the outer circumferences of the three conductor wires and the three grounding wires.
3. The side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable as claimed in claim 1, wherein: the signal cable comprises a Kevlar central layer, a signal wire is tightly arranged around the outer periphery of the Kevlar central layer, and a third non-woven fabric, a woven layer and a second outer sheath are sequentially arranged outside the signal wire.
4. A side-by-side multi-functional signal-powered dual-purpose self-supporting tensile cable as claimed in claim 3, wherein: the inner circumference of the third non-woven fabric is clung to the outer circumference of the signal wire.
5. A side-by-side multi-functional signal-powered dual-purpose self-supporting tensile cable as claimed in claim 3, wherein: the three conductor wires, the three grounding wires and the signal wires are all provided with TPEE insulating sleeves.
6. The side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable as claimed in claim 1, wherein: the two signal cables are symmetrically arranged on two sides of the power cable in parallel respectively.
7. A side-by-side multifunctional signal-powered dual-purpose self-supporting tensile cable as claimed in any one of claims 1-6, wherein: and the joint of the power cable and the signal cable is provided with an easy-tearing area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321715348.XU CN219997896U (en) | 2023-07-03 | 2023-07-03 | Side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321715348.XU CN219997896U (en) | 2023-07-03 | 2023-07-03 | Side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219997896U true CN219997896U (en) | 2023-11-10 |
Family
ID=88617775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321715348.XU Active CN219997896U (en) | 2023-07-03 | 2023-07-03 | Side-by-side multifunctional signal-power dual-purpose self-supporting tensile cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219997896U (en) |
-
2023
- 2023-07-03 CN CN202321715348.XU patent/CN219997896U/en active Active
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