CN214588073U - Combined power supply control line - Google Patents
Combined power supply control line Download PDFInfo
- Publication number
- CN214588073U CN214588073U CN202120537367.2U CN202120537367U CN214588073U CN 214588073 U CN214588073 U CN 214588073U CN 202120537367 U CN202120537367 U CN 202120537367U CN 214588073 U CN214588073 U CN 214588073U
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- Prior art keywords
- control line
- control
- cladding
- sheath
- outside
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Abstract
The utility model provides a combination power supply control line, including outer sheath, power cord and control line, outer sheath cladding is outside power cord and control line, the power cord includes conductive core and the first insulation layer of cladding outside conductive core, the control line includes inlayer sheath and two control insulated wire of transposition each other, inlayer sheath cladding is outside two control insulated wire, every control insulated wire includes control core and second insulating layer, the cladding of second insulating layer is outside whole control core, be equipped with the elasticity filling strip that sets up along two control insulated wire axial in the control line, inlayer sheath cladding live elasticity filling strip, elasticity filling strip is adjacent with two control insulated wire, two control insulated wire and elasticity filling strip transposition are in the same place. When the combined power supply control line is moved and pulled, under the elastic action of the elastic filling strips, the combined power supply control line can keep certain bending resistance without excessive damage and aging. Thereby achieving the effect of integrating the double functions of conducting and controlling.
Description
Technical Field
The utility model relates to a cable technical field, in particular to combined power supply control line.
Background
The control line cable needs to arrange a power line to supply power to a system in the using process, and the power line is usually arranged independently at present, so that repeated construction of a line is caused, and the wiring time is long and the wiring cost is high.
The existing combined power supply control line integrating the power supply line and the control line does not need to arrange the power supply line independently, so that the problems of long wiring time and high wiring cost can be solved. The control line of the combined power supply control line is generally provided with two control insulated conductors (namely twisted pairs) which are twisted with each other, and electric waves emitted by the two control insulated conductors which are twisted with each other can be mutually counteracted when the control line transmits a control signal, so that the signal interference is effectively reduced. However, if the combined power control line is excessively bent due to movement and pulling, two control insulated wires twisted with each other in the control line are easily extruded and pulled to be deformed, and thus signal interference cannot be effectively reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is how to avoid excessive bending by the combined power supply control line.
In order to solve the technical problem, the utility model provides a combination power control line, including outer sheath, power cord and control line, outer sheath cladding is outside power cord and control line, the power cord includes conductive core and the first insulation layer of cladding outside conductive core, the control line includes inlayer sheath and two control insulated wire of transposition each other, inlayer sheath cladding is outside two control insulated wire, and every control insulated wire includes control core and second insulating layer, the cladding of second insulating layer is outside control core, be equipped with the elasticity packing strip along two control insulated wire axial settings in the control line, inlayer sheath cladding is the elasticity packing strip, the elasticity packing strip is adjacent with two control insulated wire, and two control insulated wire are in the same place with the transposition of elasticity packing strip.
Preferably, the material of the elastic filling strip is thermoplastic polyester elastomer.
Preferably, the inner sheath comprises a sheath layer and an aluminum foil belting layer, the aluminum foil belting layer is coated outside the two control insulated wires, and the sheath layer is coated outside the aluminum foil belting layer.
Preferably, the material of the sheath layer is polyvinyl chloride.
Preferably, the material of the outer sheath is polyvinyl chloride.
Preferably, the material of the first insulating layer is polyvinyl chloride.
Preferably, the material of the second insulating layer is polyvinyl chloride.
Preferably, the power supply line has two, and the two power supply lines are twisted with each other.
Preferably, the conductive wire core comprises a plurality of bare copper wires twisted with each other.
Preferably, the control wire core comprises a plurality of bare copper wires stranded with each other.
The utility model discloses following beneficial effect has: because the control line is internally provided with the elastic filling strips which are axially arranged along the two control insulated wires, and the two control insulated wires and the elastic filling strips are twisted together, the combined power supply control line can keep certain bending resistance and cannot be bent excessively under the elastic action of the elastic filling strips when being moved and pulled.
Drawings
Fig. 1 is a radial cross-sectional view of a combination power control line.
Detailed Description
The invention is described in further detail below with reference to specific embodiments.
As shown in fig. 1, the combined power control line includes an outer sheath 1, two power lines 2 and a control line 3, the two power lines 2 are twisted with each other, and the outer sheath 1 covers the two power lines 2 and the control line 3.
Each power line 2 comprises a conductive wire core 21 and a first insulating layer 22, the conductive wire core 21 comprises seven bare copper wires which are mutually twisted, and the first insulating layer 22 is coated outside the conductive wire core 21.
The control wire 3 comprises an inner layer sheath 32 and two control insulated wires 31 twisted with each other, and the inner layer sheath 32 covers the two control insulated wires 31. Each control insulated conductor 31 comprises a control wire core 311 and a second insulating layer 312, the control wire core 311 comprises seven bare copper wires which are mutually twisted, and the second insulating layer 312 is coated outside the control wire core 311. The inner sheath 32 includes a sheath layer 321 and an aluminum foil tape layer 322, the aluminum foil tape layer 322 is coated outside the two control insulated wires 31, the sheath layer 321 is coated outside the aluminum foil tape layer 322, and then the aluminum foil tape layer 322 can reduce the interference of external signals to the control signals transmitted by the two control insulated wires 31.
Two elastic filling strips 33 are arranged in the control wire 3, the inner layer sheath 32 covers the elastic filling strips 33, the elastic filling strips are adjacent to the two control insulated wires 31, the two elastic filling strips 33 are axially arranged along the two control insulated wires 31, and the two control insulated wires 31 are twisted together with the two elastic filling strips 33. The elastic filling strip 33 is made of thermoplastic polyester elastomer (TPEE), which has excellent elasticity and extremely high tensile strength, so that when the combined power supply control line is moved and pulled, the combined power supply control line can keep certain bending resistance without excessive bending under the elastic action of the elastic filling strip 33, thereby avoiding deformation caused by mutual extrusion and pulling of two control insulated wires 31 twisted with each other in the control line 3.
In this embodiment, the outer sheath 1, the first insulating layer 22, the second insulating layer 312, and the sheath 321 are all made of polyvinyl chloride (PVC), which has characteristics of water resistance, insulation, and high mechanical strength, so as to protect the combined power control line.
The above description is only the embodiments of the present invention, and the scope of protection is not limited thereto. The insubstantial changes or substitutions will now be made by those skilled in the art based on the teachings of the present invention, which fall within the scope of the claims.
Claims (10)
1. Combination power supply control line, including outer sheath (1), power cord (2) and control line (3), outer sheath (1) cladding is outside power cord (2) and control line (3), power cord (2) include conductive core (21) and cladding first insulating layer (22) outside conductive core (21), control line (3) include inner sheath (32) and two control insulated conductor (31) of transposition each other, inner sheath (32) cladding is outside two control insulated conductor (31), and every control insulated conductor (31) includes control core (311) and second insulating layer (312), second insulating layer (312) cladding is outside control core (311), characterized by, be equipped with in control line (3) along the elasticity filler strip (33) of two control insulated conductor (31) axial settings, inner sheath (32) cladding elasticity filler strip (33), the elastic filling strip (33) is adjacent to the two control insulated wires (31), and the two control insulated wires (31) are twisted with the elastic filling strip (33).
2. The combination power control line of claim 1, wherein the material of the elastic filler strip (33) is thermoplastic polyester elastomer.
3. The combination power control line of claim 1, wherein the inner sheath (32) comprises a sheath layer (321) and an aluminum foil tape layer (322), the aluminum foil tape layer (322) covers the two control insulated wires (31), and the sheath layer (321) covers the aluminum foil tape layer (322).
4. The combination power control line of claim 3, wherein the material of the sheath layer (321) is polyvinyl chloride.
5. The combination power control line of claim 1, wherein the outer sheath (1) is made of polyvinyl chloride.
6. The combination power control line as defined in claim 1, wherein the material of the first insulating layer (22) is polyvinyl chloride.
7. The combination power control line of claim 1, wherein the second insulating layer (312) is made of polyvinyl chloride.
8. A combined power control line according to claim 1, characterized in that there are two power lines (2), and the two power lines (2) are twisted with each other.
9. The combination power control line of claim 1, wherein the conductive core (21) comprises a plurality of bare copper wires twisted about one another.
10. The combination power control line of claim 1, wherein the control line core (311) comprises a plurality of bare copper wires twisted about one another.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120537367.2U CN214588073U (en) | 2021-03-15 | 2021-03-15 | Combined power supply control line |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120537367.2U CN214588073U (en) | 2021-03-15 | 2021-03-15 | Combined power supply control line |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214588073U true CN214588073U (en) | 2021-11-02 |
Family
ID=78319879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120537367.2U Active CN214588073U (en) | 2021-03-15 | 2021-03-15 | Combined power supply control line |
Country Status (1)
Country | Link |
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CN (1) | CN214588073U (en) |
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2021
- 2021-03-15 CN CN202120537367.2U patent/CN214588073U/en active Active
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