CN210295928U - Reel control cable - Google Patents
Reel control cable Download PDFInfo
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- CN210295928U CN210295928U CN201921497926.0U CN201921497926U CN210295928U CN 210295928 U CN210295928 U CN 210295928U CN 201921497926 U CN201921497926 U CN 201921497926U CN 210295928 U CN210295928 U CN 210295928U
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Abstract
The utility model discloses a reel control cable, including the center filler strip, interval arrangement and winding are at the outside many conductors of center filler strip and the rubber filler strip of limit clearance, and crowded package is at the outside total insulating layer that wraps of conductor and the outside total insulating layer that wraps of the gap of embedding conductor and limit clearance rubber filler strip, crowded package at the outside inner sheath of total insulating layer, and the cladding is at the outside enhancement layer of weaving of inner sheath to and crowded package is weaving the outside oversheath of enhancement layer. The utility model discloses earlier with conductor and side gap rubber packing strip interval arrangement and winding outside central packing strip, then crowded package total package insulating layer has changed traditional insulation core and has crowded package mode of cabling again alone, can prevent that insulation core from appearing snakelike or bulging in the in-process of constantly stretching, bending, receiving and releasing and causing the phenomenon of disconnected core.
Description
Technical Field
The utility model relates to a cable especially relates to a reel control cable.
Background
Along with the increase of international trade in recent years, China's harbour container career develops rapidly, the cable system for operating and controlling the hoist uses the mode that is more for storing the cable basket mode, but because it is used in harbour, the outdoor near sea, wind-force is great, the environment is extremely abominable, some cables adopt the mode that increases the cable dead weight, make the cable can receive and release in the cable basket automatically, the cable external diameter of this kind of design is great, and because the cable specification is less, still there is the condition of disconnected core, cause the interrupt of signal, unable normal work, the cable needs to be changed frequently, manpower and materials consume greatly, therefore it is convenient to design a receive and release, the reel control cable of long-life.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a receive and release convenience, longe-lived reel control cable.
Realize the utility model discloses the technical scheme of purpose is: a reel control cable comprises a center filling strip, a plurality of conductors and edge gap rubber filling strips which are arranged at intervals and wound outside the center filling strip, a total-wrapping insulating layer which is wrapped outside the conductors and the edge gap rubber filling strips in an extruding mode and is embedded into gaps of the conductors and the edge gap rubber filling strips, an inner sheath which is wrapped outside the total-wrapping insulating layer in an extruding mode, a woven reinforcing layer which is wrapped outside the inner sheath, and an outer sheath which is wrapped outside the woven reinforcing layer in an extruding mode.
Furthermore, the central filling strips are arranged at intervals and wound with three conductors and three rubber filling strips with side gaps.
The center filling strip comprises an aviation steel wire and a first ethylene propylene rubber extruded outside the aviation steel wire. The diameter of the center filling strip is 10.8 mm.
The conductor comprises a stranded wire formed by stranding a tinned copper wire and a copper foil wire through a wire bundling machine, and an isolation layer wrapping the outside of the stranded wire; the copper foil wires are arranged in the center of the folded yarn. The diameter of the tinned copper wire is 0.3 mm. The strand had an outer diameter of 2.6 mm.
The conductor comprises 5 copper foil wires and 56 tinned copper wires, and is formed by 5+56 layered stranding. The conductor is wrapped with the isolation layer outward, and the external diameter is 2.8 mm. The thickness of the isolation layer is 0.2 mm.
The isolating layer of the conductor is a polyester tape wrapped outside the folded yarn. The external diameter of isolation layer is 2.8 mm. The thickness of the isolation layer is 0.2 mm.
The side gap rubber filling strip comprises aramid fiber yarns and second ethylene propylene rubbers extruded outside the aramid fiber yarns.
And the winding pitch of the conductor and the rubber filling strip of the side gap is 4.5-6 times. The outer diameter after winding was 16.4 mm.
The total insulation layer adopts ethylene propylene rubber. The thickness of the total insulating layer is 1.2 mm.
The total insulation layer and the inner sheath are formed in a double-layer co-extrusion mode. The inner sheath thickness is 1.6mm, the inner sheath external diameter is 22.0 mm.
The woven reinforcing layer is an aramid fiber silk woven layer. The weaving density of the weaving reinforcing layer is 30-40. The outer diameter of the braided reinforcing layer is 22.4 mm.
The thickness of the outer sheath is 2.0 mm. The outer diameter of the outer sheath is 26.4 mm.
The inner sheath and the outer sheath are made of neoprene rubber with high stability and good wear resistance and corrosion resistance.
The second technical solution of the present invention is a method for manufacturing a reel control cable, for manufacturing the reel control cable, comprising the steps of:
step 1, arranging a plurality of conductors and side gap rubber filling strips outside a center filling strip at intervals, and winding the conductors and the side gap rubber filling strips outside the center filling strip through a copper wire shielding machine;
step 2, sequentially extruding and coating a total insulation layer and an inner sheath from inside to outside on the conductor and the side gap rubber filling strip by adopting a double-layer co-extrusion processing mode; when the main coating insulating layer and the inner sheath are extruded, the center filling strip, the edge gap rubber filling strip, the main coating insulating layer and the inner sheath are vulcanized together, so that the center filling strip, the edge gap rubber filling strip and the main coating insulating layer made of ethylene propylene rubber are tightly bonded into a whole, and the strength of the cable is enhanced.
and 4, after the outer sheath is extruded and coated, wrapping a layer of woven fabric tape, and then carrying out pot-type vulcanization by using a vulcanizing tank to ensure that the inner sheath and the outer sheath are tightly bonded, so that the whole cable is tightly bonded together to form a whole.
By adopting the technical scheme, the utility model discloses following beneficial effect has:
(1) the utility model discloses earlier with conductor and side gap rubber packing strip interval arrangement and winding outside central packing strip, then crowded package total package insulating layer has changed traditional insulation core and has crowded package mode of cabling again alone, can prevent that insulation core from appearing snakelike or bulging in the in-process of constantly stretching, bending, receiving and releasing and causing the phenomenon of disconnected core.
(2) The utility model discloses an add the aviation steel wire in the center is filled the strip, can increase the stretching resistance of cable.
(3) Because the cable specification is less, add the copper foil silk in the conductor and be as the reinforcement, can increase the stretching resistance of conductor.
(4) The braided reinforced layer is added between the inner sheath and the outer sheath, so that the overall tensile resistance of the cable can be further increased, all parts of the cable are tightly bonded together to form a whole, and the service life of the cable can be greatly prolonged.
(5) The utility model discloses a center is filled a diameter and first EP rubbers thickness and is suitable, has both guaranteed sufficient tensile strength and insulating properties, makes the cable external diameter not too big again, conveniently receive and releases.
(6) The utility model discloses a polyester area that elasticity is strong has increased the compactness of conductor as the isolation layer to keep apart conductor and outside, increased the insulating properties of conductor.
(7) The utility model discloses an use aramid fiber silk for pulling in the rubber packing strip of limit gap, convenient preparation has further strengthened the tensile strength of limit gap rubber packing strip simultaneously.
(8) The utility model discloses a total insulating layer that wraps adopts insulating nature, moisture resistance, heat resistance good, the high EP rubbers of stability, and the weatherability of cable is better, is applicable to multiple environment, and life is longer.
(9) The utility model discloses a total insulating layer and inner sheath are double-deck crowded altogether, and total insulating layer closely combines as an organic wholely with the inner sheath, makes insulating properties, the anti torsional properties of tensile and the compactness of cable all very outstanding, has further reduced the possibility of the disconnected core of cable, has prolonged the cable life-span.
(10) The utility model discloses a weave the enhancement layer and be aramid yarn weaving layer, set up including between sheath and the oversheath, the connection of inner sheath and oversheath is more firm and inseparable.
(11) The utility model discloses an oversheath adopts stability height, the chloroprene rubber that wear-resisting corrosion resisting property is good, makes cable weatherability good, and the life-span is longer.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic cross-sectional view of the reel control cable of the present invention.
The reference numbers in the drawings are as follows: the cable comprises a center filling strip 1, an aviation steel wire 1-1, a first ethylene propylene rubber 1-2, a conductor 2, a strand 2-1, an isolation layer 2-2, an edge gap rubber filling strip 3, a total wrapped insulation layer 4, an inner sheath 5, a braided reinforcement layer 6 and an outer sheath 7.
Detailed Description
Referring to fig. 1, the reel control cable of the present embodiment includes a center filler strip 1, a plurality of conductors 2 and an edge gap rubber filler strip 3 arranged at intervals and wound outside the center filler strip 1, a total insulation layer 4 extruded outside the conductors 2 and the edge gap rubber filler strip 3 and embedded in a gap between the conductors 2 and the edge gap rubber filler strip 3, an inner sheath 5 extruded outside the total insulation layer 4, a braided reinforcement layer 6 coated outside the inner sheath 5, and an outer sheath 7 extruded outside the braided reinforcement layer 6.
In order to further enhance the tensile property of the cable and reduce the wire diameter, the center filling strips are arranged at intervals outside and are wound with 3 conductors and 3 side gap rubber filling strips.
In order to enhance the tensile strength and the insulating property of the cable, the center filling strip 1 comprises an aviation steel wire 1-1 and a first ethylene propylene rubber 1-2 extruded outside the aviation steel wire 1-1. The center-fill strip 1 is 10.8mm in diameter.
In order to enhance the tensile property of the conductor 2, the conductor 2 comprises a folded yarn 2-1 formed by twisting a tinned copper wire and a copper foil wire through a wire bundling machine, and an isolating layer 2-2 coated outside the folded yarn 2-1. The copper foil filaments are arranged in the center of the folded yarn 2-1. The diameter of the tinned copper wire is 0.3 mm. The outer diameter of the strand 2-1 was 2.6 mm.
In order to further increase the tensile property of the conductor 2 and reduce the outer diameter of the cable on the premise that the tensile property is met, the conductor 2 comprises 5 copper foil wires and 56 tinned copper wires, and the conductor is formed by stranding 5+56 layers.
In order to increase the roundness and tightness of the conductor 2, the isolation layer 2-2 is a polyester tape wrapped around the outside of the strand 2-1. The outer diameter of the isolation layer 2-2 is 2.8 mm. The thickness of the isolation layer 2-2 is 0.2 mm.
In order to enhance the tensile property of the side gap rubber filling strip 3, the side gap rubber filling strip 3 comprises an aramid fiber yarn and a second ethylene propylene rubber extruded outside the aramid fiber yarn, the aramid fiber yarn is used as a traction wire, and the second ethylene propylene rubber is extruded outside the aramid fiber yarn, so that the production is convenient.
In order to further enhance the tensile and torsion resistance of the cable, the winding pitch of the conductor 2 and the side gap rubber filling strip 3 is 4.5-6 times. The outer diameter after winding was 16.4 mm.
The total insulation layer 4 is made of an ethylene propylene rubber with good insulativity, moisture resistance, heat resistance and high stability. The total insulating clad layer 4 has a thickness of 1.2 mm.
In order to increase the tightness of the cable, the total insulation layer 4 and the inner sheath 5 are formed by double-layer co-extrusion. The thickness of the inner sheath 5 is 1.6mm, the outer diameter of the inner sheath 5 is 22.0mm, and the tensile and anti-torsion performance is further improved while the cable diameter is reduced.
The weaving reinforced layer 6 is an aramid fiber silk weaving layer. The weaving density of the weaving reinforcing layer 6 is 30-40. The outer diameter of the braided reinforcing layer 6 is 22.4mm, the tensile strength is high, the tightness and the roundness of the cable are increased under the condition that the tensile performance of the cable is further enhanced, and the outer diameter of the cable is further reduced.
The thickness of the outer sheath 7 is 2.0 mm. The outer diameter of the outer sheath 7 is 26.4 mm.
The inner sheath 5 and the outer sheath 7 are made of neoprene rubber with good mechanical property, oil resistance, salt mist resistance, aging resistance and excellent tearing resistance.
In order to facilitate the production of the reel control cable, a method for manufacturing the reel control cable is provided, which comprises the following steps:
step 1, arranging a plurality of conductors 2 and side gap rubber filling strips 3 outside a center filling strip 1 at intervals, and winding the conductors 2 and the side gap rubber filling strips 3 outside the center filling strip 1 through a copper wire shielding machine.
And 2, sequentially extruding a total package insulating layer 4 and an inner sheath 5 from inside to outside the conductor 2 and the edge gap rubber filling strip 3 by adopting a double-layer co-extrusion processing mode, and vulcanizing the center filling strip 1, the edge gap rubber filling strip 3, the total package insulating layer 4 and the inner sheath 5 together when the total package insulating layer 4 and the inner sheath 5 are extruded, so that the center filling strip 1, the edge gap rubber filling strip 3 and the total package insulating layer 4 made of the ethylene propylene rubber material are tightly bonded into a whole, and the strength of the cable is enhanced.
And 3, coating the braided reinforcing layer 6 outside the inner sheath 5, and then extruding the outer sheath 7.
And 4, after the outer sheath is extruded and coated, wrapping a layer of woven fabric tape, and then performing pot-type vulcanization by using a vulcanizing tank to tightly bond the inner sheath 5 and the outer sheath 7, so that the whole cable is tightly bonded together to form a whole. The cable is good in tightness, more resistant to tension and bending, not easy to be corroded by rainwater and longer in service life.
The conductor 2 and the side gap rubber filling strips 3 are arranged at intervals and wound outside the central filling strip 1, so that the tensile and torsion resistance of the cable is good; the total insulation layer 4 and the inner sheath 5 are extruded together, and the inner sheath 5 and the outer sheath 7 are vulcanized together, so that all layers of the cable are combined tightly, the tensile and anti-torsion performance of the produced cable is good, the outer diameter is small, the cable is easy to lay, and the service life is longer.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A reel control cable, characterized by: including center filler strip (1), interval arrangement and winding are at many conductors (2) and the rubber filler strip of limit clearance (3) of center filler strip (1) outside, crowded package is at total insulating layer (4) of package in conductor (2) and the rubber filler strip of limit clearance (3) outside and embedding conductor (2) and the gap of the rubber filler strip of limit clearance (3), crowded package is at inner sheath (5) of total insulating layer (4) outside, the cladding is at the outside enhancement layer (6) of weaving of inner sheath (5) to and crowded package is at outer sheath (7) of weaving enhancement layer (6) outside.
2. A reel control cable as defined in claim 1, wherein: the center filling strip (1) comprises an aviation steel wire (1-1) and a first ethylene propylene rubber (1-2) extruded outside the aviation steel wire (1-1).
3. A reel control cable as defined in claim 1, wherein: the conductor (2) comprises a folded yarn (2-1) formed by twisting a tinned copper wire and a copper foil wire through a yarn bundling machine, and an isolating layer (2-2) coated outside the folded yarn (2-1); the copper foil wire is arranged in the center of the folded yarn (2-1).
4. A reel control cable according to claim 3, wherein: the isolating layer (2-2) of the conductor (2) is a polyester tape wrapped outside the folded yarn (2-1).
5. A reel control cable as defined in claim 2, wherein: the side gap rubber filling strip (3) comprises aramid fiber wires and second ethylene propylene rubbers extruded outside the aramid fiber wires.
6. A reel control cable as defined in claim 1, wherein: the total insulation layer (4) is made of ethylene propylene rubber.
7. A reel control cable as defined in claim 1, wherein: the total insulation layer (4) and the inner sheath (5) are formed in a double-layer co-extrusion mode.
8. A reel control cable as defined in claim 1, wherein: the weaving reinforced layer (6) is an aramid fiber silk weaving layer.
9. A reel control cable as defined in claim 1, wherein: the inner sheath (5) and the outer sheath (7) are both made of neoprene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921497926.0U CN210295928U (en) | 2019-09-10 | 2019-09-10 | Reel control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921497926.0U CN210295928U (en) | 2019-09-10 | 2019-09-10 | Reel control cable |
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| Publication Number | Publication Date |
|---|---|
| CN210295928U true CN210295928U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921497926.0U Active CN210295928U (en) | 2019-09-10 | 2019-09-10 | Reel control cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110459344A (en) * | 2019-09-10 | 2019-11-15 | 远东电缆有限公司 | A kind of reel control cable and preparation method thereof |
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- 2019-09-10 CN CN201921497926.0U patent/CN210295928U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110459344A (en) * | 2019-09-10 | 2019-11-15 | 远东电缆有限公司 | A kind of reel control cable and preparation method thereof |
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