CN211718589U - Butterfly-shaped leading-in optical cable for power communication - Google Patents
Butterfly-shaped leading-in optical cable for power communication Download PDFInfo
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- CN211718589U CN211718589U CN202020693891.4U CN202020693891U CN211718589U CN 211718589 U CN211718589 U CN 211718589U CN 202020693891 U CN202020693891 U CN 202020693891U CN 211718589 U CN211718589 U CN 211718589U
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Abstract
The utility model belongs to the technical field of power communication, and relates to a butterfly-shaped leading-in optical cable for power communication, which is provided with a central reinforcement, a butterfly-shaped optical cable unit, a positioning part, a protective layer and an outer sheath; the butterfly-shaped optical cable unit is characterized in that the positioning parts have special structures, a plurality of positioning parts are spliced together along the whole circumference in the clockwise or anticlockwise direction, the butterfly-shaped optical cable unit is positioned between adjacent positioning parts and consists of an optical fiber, an upper reinforcing piece positioned above the optical fiber, a lower reinforcing piece positioned below the optical fiber and a butterfly-shaped optical cable unit sheath, the butterfly-shaped optical cable unit sheath integrally wraps the optical fiber, the upper reinforcing piece and the lower reinforcing piece, and the butterfly-shaped optical cable unit sheaths on the left side and the right side of the optical fiber are provided with tearing openings; the protective layer is coated outside the positioning component, and the outer sheath is coated outside the protective layer. This application has following main beneficial effect: the communication density is bigger, the structure is simpler, production is more convenient quick, construction and inspection are more convenient, the product structure is more stable.
Description
Technical Field
The utility model belongs to the technical field of power communication and cable, especially, relate to a butterfly-shaped introducing optical cable for power communication.
Background
CN209784614U discloses a multipurpose butterfly cable for pipeline, which has a butterfly optical cable located in the center of the cable, and is characterized in that it also has 2 tight-sleeved optical units located at both sides of the butterfly optical cable, a protective layer coated outside the butterfly optical cable and the tight-sleeved optical units, a reinforcing layer located outside the protective layer, and an outer protective layer extruded outside the reinforcing layer; the tight-buffered optical unit is formed by a tight-buffered layer of optical fibers coated outside the optical fibers. It has the following main beneficial effects: simple structure, easy manufacture, photoelectric simultaneous transmission, good tensile property, invisible effect of the tightly sleeved optical fiber and the like.
CN205427277U discloses pipeline butterfly-shaped optical cable, including painted optical fiber, glass fiber reinforced plastics pole FRP, the PE sheath, its center is painted optical fiber, there is glass fiber reinforced plastics pole FRP in the both sides of painted optical fiber, low smoke and zero halogen sheath is in the outside of painted optical fiber and glass fiber reinforced plastics pole FRP, low smoke and zero halogen sheath both sides semicircular in shape, it is concentric with glass fiber reinforced plastics pole FRP, there is the V-arrangement groove in the centre on low smoke and zero halogen sheath both sides plane, there is aramid yarn reinforcement on the V-arrangement groove, there is the water-blocking tape in the outside of low smoke and zero halogen sheath and aramid yarn reinforcement, there is the damp aluminium strip water-blocking tape outside the water-blocking tape, there is the PE sheath outside at the damp aluminium strip, pipeline butterfly-shaped optical cable has been formed. The laying device has the advantages of reasonable design, simple and compact structure, light weight, convenient use and maintenance and good mechanical performance, and is suitable for outdoor laying of shafts, wire grooves, pipelines and the like.
CN204178023U discloses a ducted butterfly drop cable. The novel butterfly-shaped flame-retardant cable comprises a water-blocking tape, a butterfly-shaped flame-retardant sheath and optical fibers, wherein the optical fibers are arranged in the center of the butterfly-shaped flame-retardant sheath, the water-blocking tape wraps the butterfly-shaped flame-retardant sheath, the long axis direction of the butterfly-shaped flame-retardant sheath is followed, two reinforcing pieces are symmetrically arranged in the butterfly-shaped flame-retardant sheath by taking the optical fibers as centers, the short axis direction of the butterfly-shaped flame-retardant sheath is followed, two opposite V-shaped grooves are formed in the surfaces of the two sides of the butterfly-shaped flame-retardant sheath, the novel butterfly-shaped flame-retardant cable further comprises an outer sheath. The butterfly-shaped introducing optical cable for the pipeline can effectively prevent rats, has good compression resistance, tensile strength and water resistance, and is suitable for severe occasions such as pipeline environments.
The optical cables have the following defects: the reinforcing parts are positioned at two sides of the butterfly-shaped leading-in optical cable, so that the optical cable is not protected enough in tensile resistance, and the optical cable is easy to slide due to a large space; and the structure is too loose, the product is not round, and the optical cable produced by the company of the inventor for several years is complained and returned for the reasons. In addition, only one butterfly-shaped lead-in optical cable unit is adopted in the product, so that the communication density is extremely low, and the cost is extremely high when multiple channels are used.
CN206906647U discloses a unit type indoor optical cable, which has a central strength member, butterfly units and a fixing binder, wherein a plurality of butterfly units are twisted around the central strength member and fixed by the fixing binder to form the optical cable. An outer protective layer can be arranged outside the fixed cable according to the requirements of users. The utility model discloses simple structure, the core number can be according to the design of different construction environment demands, and can once construct the wiring from the office end to between the user, can strip enhancement layer and oversheath in suitable section length scope according to the needs of every user or every floor, one or more butterfly unit of branching alone, other users or floor continue to be laid to all the other parts of cable core, the centre need not increase optical fiber splice, effectively reduce construction cost, reduce the circuit and decay, improve transmission quality, the fixed ligature sets up the oversheath outward, still can make things convenient for the optical cable to lay in the pipeline more, the oversheath plays the guard action to the optical cable internals. Although the communication capacity is enlarged, the structure is complicated, and after stripping, unnecessary parts in a single layer are brought out, which brings inconvenience to users.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, an object of the present invention is to provide a butterfly-shaped drop cable for power communication, which is realized by the following technical solutions.
A butterfly-shaped leading-in optical cable for power communication is provided with a central reinforcement, a plurality of butterfly-shaped optical cable units, a plurality of positioning components, a protective layer and an outer sheath; the method is characterized in that:
the positioning component is composed of a positioning component body, the overall appearance of the positioning component body is similar to a trapezoidal cylinder, the left upper side of the positioning component body is a left side corner body, the right upper side of the positioning component body is a right side corner body, the lower side of the positioning component body is a lower side corner body, the upper side surface of the positioning component body is a plane, the right side surface of the positioning component body is a plane, the left side surface of the positioning component body is a plane, the lower side surface of the positioning component body is a curved surface, is a part of the surface of the cylinder and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove towards the center direction of the positioning component body, and the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all lower side surfaces are spliced to form a complete cylindrical central hole, the central reinforcing part is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; a butterfly-shaped optical cable unit is arranged in each accommodating groove and comprises an optical fiber, an upper reinforcing piece located above the optical fiber, a lower reinforcing piece located below the optical fiber and a butterfly-shaped optical cable unit jacket, wherein the butterfly-shaped optical cable unit jacket integrally wraps the optical fiber, the upper reinforcing piece and the lower reinforcing piece, tearing openings are formed in the butterfly-shaped optical cable unit jackets on the left side and the right side of the optical fiber, a protective layer wraps the positioning part, and an outer jacket wraps the protective layer.
A butterfly-shaped leading-in optical cable for power communication is provided with a central reinforcement, a plurality of butterfly-shaped optical cable units, a plurality of positioning components, a protective layer and an outer sheath; the method is characterized in that:
the positioning component is composed of a positioning component body, the overall appearance of the positioning component body is similar to a trapezoidal cylinder, the left upper part of the positioning component body is a left side corner body, the right upper part of the positioning component body is a right side corner body, the lower side of the positioning component body is provided with a lower side corner body, the upper side surface of the positioning component body is a plane, the right side surface of the positioning component body is a plane, the left side surface of the positioning component body is a plane, the lower side surface of the positioning component body is a curved surface and is a part of a cylindrical surface and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove towards the center direction of the positioning component body, the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove towards the center direction of the positioning component body, and a reinforcing hole is formed in the positioning component body between the first positioning groove and the second positioning groove;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all lower side surfaces are spliced to form a complete cylindrical central hole, the central reinforcing part is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; the butterfly-shaped optical cable unit comprises an optical fiber, an upper reinforcing piece positioned above the optical fiber, a lower reinforcing piece positioned below the optical fiber and a butterfly-shaped optical cable unit jacket, wherein the butterfly-shaped optical cable unit jacket integrally wraps the optical fiber, the upper reinforcing piece and the lower reinforcing piece, and the butterfly-shaped optical cable unit jackets on the left side and the right side of the optical fiber are provided with tearing openings; each reinforcement hole has an outer reinforcement therein.
A butterfly-shaped leading-in optical cable for power communication is provided with a central reinforcement, a plurality of butterfly-shaped optical cable units, a plurality of positioning components, a protective layer and an outer sheath; the method is characterized in that:
the positioning component is composed of a positioning component body, the overall appearance of the positioning component body is similar to a trapezoidal cylinder, the left upper part of the positioning component body is a left side corner body, the right upper part of the positioning component body is a right side corner body, the lower side of the positioning component body is provided with a lower side corner body, the upper side surface of the positioning component body is a plane, the right side surface of the positioning component body is a plane, the left side surface of the positioning component body is a plane, the lower side surface of the positioning component body is a curved surface and is a part of a cylindrical surface and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove towards the center direction of the positioning component body, the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove towards the center direction of the positioning component body, and a reinforcing hole is formed in the positioning component body between the first positioning groove and the second positioning groove;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all lower side surfaces are spliced to form a complete cylindrical central hole, the central reinforcing part is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; a butterfly-shaped optical cable unit is arranged in each accommodating groove and comprises an optical fiber, an upper reinforcing piece located above the optical fiber, a lower reinforcing piece located below the optical fiber and a butterfly-shaped optical cable unit jacket, wherein the butterfly-shaped optical cable unit jacket integrally wraps the optical fiber, the upper reinforcing piece and the lower reinforcing piece, tearing openings are formed in the butterfly-shaped optical cable unit jackets on the left side and the right side of the optical fiber, a protective layer wraps the positioning part, and an outer jacket wraps the protective layer.
The butterfly-shaped drop cable for power communication is characterized in that the positioning component bodies of any two positioning components are different in color.
The butterfly-shaped drop cable for power communication is characterized in that the positioning component bodies in all the positioning components are of three colors, only one positioning component body is provided with the first color, only one positioning component body is provided with the second color, the third color is provided with a plurality of positioning component bodies, and the first color and the second color are close to each other.
The butterfly-shaped drop cable for power communication is characterized in that the positioning component is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or TPE or TPU.
The butterfly-shaped drop cable for power communication is characterized in that the central reinforcing member is made of a steel wire or a glass fiber reinforced plastic rod.
The butterfly-shaped leading-in optical cable for power communication is characterized in that the protective layer is made of PVC, LSZH, low-density polyethylene, medium-density polyethylene, high-density polyethylene, TPE, TPU, steel belt, aluminum belt, water-blocking belt, non-woven fabric or polyester belt.
The butterfly-shaped drop cable for power communication is characterized in that the outer sheath is made of PVC or LSZH or low-density polyethylene or medium-density polyethylene or high-density polyethylene or TPE or TPU.
The butterfly-shaped drop cable for power communication is characterized in that the material of the butterfly-shaped cable unit sheath is PVC, LSZH, low-density polyethylene, medium-density polyethylene, high-density polyethylene, TPE or TPU.
The butterfly-shaped drop cable for power communication is characterized in that the material of the optical fiber is glass or plastic.
The butterfly-shaped drop cable for power communication is characterized in that the type of the optical fiber is G.652, G.653, G.654, G.655, G.656, G.657, A1a, A1b or A1 c.
The butterfly-shaped drop cable for power communication is characterized in that the upper reinforcing member is made of steel wires, glass fiber reinforced plastic rods, aramid yarns or glass fiber yarns.
The butterfly-shaped drop cable for power communication is characterized in that the lower reinforcing member is made of steel wires, glass fiber reinforced plastic rods, aramid yarns or glass fiber yarns.
The butterfly-shaped drop cable for power communication is characterized in that the outer reinforcement is made of a steel wire or a glass fiber reinforced plastic rod.
The utility model discloses following main beneficial effect has: the communication density is bigger, the structure is simpler, production is more convenient quick, construction and inspection are more convenient, the product structure is more stable.
Drawings
FIG. 1 is a schematic, anatomical perspective view of a positioning member used in the present application.
Fig. 2 is an enlarged cross-sectional structure diagram of fig. 1.
Figure 3 is a schematic diagram of the cross-sectional structure of the cable core of embodiment 1.
Fig. 4 is a schematic perspective view of a single dissected segment according to embodiment 1 of the present invention.
Fig. 5 is an enlarged cross-sectional view of fig. 4.
FIG. 6 is a schematic, anatomical perspective view of another positioning member useful in the present application.
Fig. 7 is an enlarged cross-sectional view of fig. 6.
Fig. 8 is a schematic perspective view of a single dissected segment according to embodiment 2 of the present invention.
Fig. 9 is an enlarged cross-sectional view of fig. 8.
Fig. 10 is a schematic perspective view of a single dissected segment according to embodiment 3 of the present invention.
Fig. 11 is an enlarged cross-sectional view of fig. 10.
In order that those skilled in the art will more accurately and clearly understand and practice the present application, reference is now made to the following descriptions taken in conjunction with the accompanying drawings, in which: 1-positioning component, 10-center hole, 11-positioning component body, 12-right side corner body, 13-left side corner body, 14-first positioning groove, 15-second positioning groove, 16-reinforcing hole, 17-lower side corner body, 111-upper side surface, 112-right side surface, 113-lower side surface, 114-left side surface, 2-butterfly-shaped optical cable unit, 3-center reinforcement, 4-protective layer, 5-outer sheath, 20-butterfly-shaped optical cable unit sheath, 21-optical fiber, 22-upper reinforcement, 23-lower reinforcement, 24-tearing opening, 6-outer reinforcement.
Detailed Description
Examples 1
Referring to fig. 1 to 5, a butterfly-shaped drop cable for power communication includes a central reinforcement 3, a plurality of butterfly-shaped cable units 2, a plurality of positioning members 1, a protective layer 4, and an outer jacket 5; the method is characterized in that:
the positioning component 1 is composed of a positioning component body 11, the overall appearance of the positioning component body 11 is similar to a trapezoidal column, a left side corner body 13 is arranged at the upper left of the positioning component body, a right side corner body 12 is arranged at the upper right of the positioning component body, the lower side of the positioning component body is a lower side corner body 17, the upper side surface 111 of the positioning component body is a plane, the right side surface 112 of the positioning component body is a plane, the left side surface 114 of the positioning component body is a plane, the lower side surface 113 of the positioning component body is a curved surface and is a part of a cylindrical surface and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove 14 towards the center direction of the positioning component body, and the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove 15 towards the center direction of the positioning component body;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all the lower side surfaces 113 are spliced to form a complete cylindrical central hole 10, the central reinforcing part 3 is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove 1 of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; a butterfly-shaped optical cable unit 2 is placed in each containing groove, each butterfly-shaped optical cable unit 2 is composed of an optical fiber 21, an upper reinforcing piece 22 located above the optical fiber, a lower reinforcing piece 23 located below the optical fiber and a butterfly-shaped optical cable unit sheath 20, the butterfly-shaped optical cable unit sheaths integrally wrap the optical fiber, the upper reinforcing piece and the lower reinforcing piece, tearing openings 24 are formed in the butterfly-shaped optical cable unit sheaths on the left side and the right side of the optical fiber, a protective layer 4 wraps the positioning part, and an outer sheath 5 wraps the protective layer 4.
EXAMPLES example 2
Referring to fig. 6 and 9, and fig. 1 to 5, a butterfly-shaped drop cable for power communication includes a central strength member 3, a plurality of butterfly-shaped cable units 2, a plurality of positioning members 1, a protective layer 4, and an outer jacket 5; the method is characterized in that:
the positioning component 1 is composed of a positioning component body 11, the overall appearance of the positioning component body 11 is similar to a trapezoidal column, a left side corner body 13 is arranged at the upper left of the positioning component body, a right side corner body 12 is arranged at the upper right of the positioning component body, the lower side of the positioning component body is a lower side corner body 17, the upper side surface 111 of the positioning component body is a plane, the right side surface 112 of the positioning component body is a plane, the left side surface 114 of the positioning component body is a plane, the lower side surface 113 of the positioning component body is a curved surface and is a part of a cylindrical surface and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove 14 towards the center direction of the positioning component body, the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove 15 towards the center direction of the positioning component body, and a reinforcing hole 16 is formed in the positioning component body between the first positioning groove 14 and the second positioning groove 15;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all the lower side surfaces 113 are spliced to form a complete cylindrical central hole 10, the central reinforcing part 3 is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove 1 of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; a butterfly-shaped optical cable unit 2 is placed in each containing groove, each butterfly-shaped optical cable unit 2 is composed of an optical fiber 21, an upper reinforcing piece 22 positioned above the optical fiber, a lower reinforcing piece 23 positioned below the optical fiber and a butterfly-shaped optical cable unit sheath 20, the butterfly-shaped optical cable unit sheaths integrally wrap the optical fiber, the upper reinforcing piece and the lower reinforcing piece, and the butterfly-shaped optical cable unit sheaths on the left side and the right side of the optical fiber are provided with tearing openings 24; each reinforcement hole 16 has an outer reinforcement 6 therein.
EXAMPLE 3
Referring to fig. 10 and 11, and fig. 1 to 9, a butterfly-shaped drop cable for power communication has a central strength member 3, a plurality of butterfly-shaped cable units 2, a plurality of positioning members 1, a protective layer 4, and an outer jacket 5; the method is characterized in that:
the positioning component 1 is composed of a positioning component body 11, the overall appearance of the positioning component body 11 is similar to a trapezoidal column, a left side corner body 13 is arranged at the upper left of the positioning component body, a right side corner body 12 is arranged at the upper right of the positioning component body, the lower side of the positioning component body is a lower side corner body 17, the upper side surface 111 of the positioning component body is a plane, the right side surface 112 of the positioning component body is a plane, the left side surface 114 of the positioning component body is a plane, the lower side surface 113 of the positioning component body is a curved surface and is a part of a cylindrical surface and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove 14 towards the center direction of the positioning component body, the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove 15 towards the center direction of the positioning component body, and a reinforcing hole 16 is formed in the positioning component body between the first positioning groove 14 and the second positioning groove 15;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all the lower side surfaces 113 are spliced to form a complete cylindrical central hole 10, the central reinforcing part 3 is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove 1 of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; a butterfly-shaped optical cable unit 2 is placed in each containing groove, each butterfly-shaped optical cable unit 2 is composed of an optical fiber 21, an upper reinforcing piece 22 located above the optical fiber, a lower reinforcing piece 23 located below the optical fiber and a butterfly-shaped optical cable unit sheath 20, the butterfly-shaped optical cable unit sheaths integrally wrap the optical fiber, the upper reinforcing piece and the lower reinforcing piece, tearing openings 24 are formed in the butterfly-shaped optical cable unit sheaths on the left side and the right side of the optical fiber, a protective layer 4 wraps the positioning part, and an outer sheath 5 wraps the protective layer 4.
The butterfly-shaped drop cable for power communication is characterized in that the positioning component bodies of any two positioning components are different in color.
The butterfly-shaped drop cable for power communication is characterized in that the positioning component bodies in all the positioning components are of three colors, only one positioning component body is provided with the first color, only one positioning component body is provided with the second color, the third color is provided with a plurality of positioning component bodies, and the first color and the second color are close to each other.
The butterfly-shaped drop cable for power communication is characterized in that the positioning component is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or TPE or TPU.
The butterfly-shaped drop cable for power communication is characterized in that the central reinforcing member is made of a steel wire or a glass fiber reinforced plastic rod.
The butterfly-shaped leading-in optical cable for power communication is characterized in that the protective layer is made of PVC, LSZH, low-density polyethylene, medium-density polyethylene, high-density polyethylene, TPE, TPU, steel belt, aluminum belt, water-blocking belt, non-woven fabric or polyester belt.
The butterfly-shaped drop cable for power communication is characterized in that the outer sheath is made of PVC or LSZH or low-density polyethylene or medium-density polyethylene or high-density polyethylene or TPE or TPU.
The butterfly-shaped drop cable for power communication is characterized in that the material of the butterfly-shaped cable unit sheath is PVC, LSZH, low-density polyethylene, medium-density polyethylene, high-density polyethylene, TPE or TPU.
The butterfly-shaped drop cable for power communication is characterized in that the material of the optical fiber is glass or plastic.
The butterfly-shaped drop cable for power communication is characterized in that the type of the optical fiber is G.652, G.653, G.654, G.655, G.656, G.657, A1a, A1b or A1 c.
The butterfly-shaped drop cable for power communication is characterized in that the upper reinforcing member is made of steel wires, glass fiber reinforced plastic rods, aramid yarns or glass fiber yarns.
The butterfly-shaped drop cable for power communication is characterized in that the lower reinforcing member is made of steel wires, glass fiber reinforced plastic rods, aramid yarns or glass fiber yarns.
The butterfly-shaped drop cable for power communication is characterized in that the outer reinforcement is made of a steel wire or a glass fiber reinforced plastic rod.
In the application, the outer reinforcement and the central reinforcement can be omitted at the same time; or only one of them.
In this application, can fill other fillers between locating component and the protective layer, make the product more round.
In the application, due to the existence of the positioning parts, the butterfly-shaped optical cable unit is expanded and can be expanded according to requirements, and because the adjacent positioning parts are easy to take and place, the construction and the inspection are very convenient; only need to take out according to the requirement; corresponding butterfly-shaped optical cable units can be accurately obtained according to requirements in the application, but the last item of the background art cannot be realized. In this application, the reinforcement is located positioning element, realizes that there is better pulling force to strengthen, central reinforcement makes the atress of product more even.
The utility model discloses following main beneficial effect has: the communication density is bigger, the structure is simpler, production is more convenient quick, construction and inspection are more convenient, the product structure is more stable.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limitations of the present invention. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (24)
1. A butterfly-shaped leading-in optical cable for power communication is provided with a central reinforcement, a plurality of butterfly-shaped optical cable units, a plurality of positioning components, a protective layer and an outer sheath; the method is characterized in that:
the positioning component is composed of a positioning component body, the overall appearance of the positioning component body is similar to a trapezoidal cylinder, the left upper side of the positioning component body is a left side corner body, the right upper side of the positioning component body is a right side corner body, the lower side of the positioning component body is a lower side corner body, the upper side surface of the positioning component body is a plane, the right side surface of the positioning component body is a plane, the left side surface of the positioning component body is a plane, the lower side surface of the positioning component body is a curved surface, is a part of the surface of the cylinder and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove towards the center direction of the positioning component body, and the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all lower side surfaces are spliced to form a complete cylindrical central hole, the central reinforcing part is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; a butterfly-shaped optical cable unit is arranged in each accommodating groove and comprises an optical fiber, an upper reinforcing piece located above the optical fiber, a lower reinforcing piece located below the optical fiber and a butterfly-shaped optical cable unit jacket, wherein the butterfly-shaped optical cable unit jacket integrally wraps the optical fiber, the upper reinforcing piece and the lower reinforcing piece, tearing openings are formed in the butterfly-shaped optical cable unit jackets on the left side and the right side of the optical fiber, a protective layer wraps the positioning part, and an outer jacket wraps the protective layer.
2. The butterfly-shaped drop cable for electric power communication according to claim 1, wherein the positioning member bodies of any two of the positioning members are different in color.
3. The butterfly-shaped drop cable for electric power communication according to claim 1, wherein the positioning member bodies of all the positioning members have three colors, only one of the first color, only one of the second color, and a plurality of the third color, the first color being adjacent to the second color.
4. The butterfly-shaped drop cable for electric power communication according to claim 1, wherein the material of the positioning member is low-density polyethylene or medium-density polyethylene or high-density polyethylene or TPE or TPU.
5. The butterfly-shaped drop cable for power communication according to claim 1, wherein the material of the protective layer is PVC, LSZH, low density polyethylene, medium density polyethylene, high density polyethylene, TPE, steel tape, aluminum tape, water blocking tape, non-woven fabric, or polyester tape.
6. The butterfly-shaped optical drop cable for power communication as claimed in claim 1, wherein the material of the outer sheath is PVC, LSZH, low density polyethylene, medium density polyethylene, high density polyethylene, TPE or TPU.
7. The butterfly-shaped optical drop cable for power communication as claimed in claim 1, wherein the material of the butterfly-shaped optical cable unit sheath is PVC or LSZH or low density polyethylene or medium density polyethylene or high density polyethylene or TPE or TPU.
8. The butterfly-shaped drop cable for electric power communication according to claim 1, wherein the type of the optical fiber is G.652, G.653, G.654, G.655, G.656, G.657, A1a, A1b or A1 c.
9. A butterfly-shaped leading-in optical cable for power communication is provided with a central reinforcement, a plurality of butterfly-shaped optical cable units, a plurality of positioning components, a protective layer and an outer sheath; the method is characterized in that:
the positioning component is composed of a positioning component body, the overall appearance of the positioning component body is similar to a trapezoidal cylinder, the left upper part of the positioning component body is a left side corner body, the right upper part of the positioning component body is a right side corner body, the lower side of the positioning component body is provided with a lower side corner body, the upper side surface of the positioning component body is a plane, the right side surface of the positioning component body is a plane, the left side surface of the positioning component body is a plane, the lower side surface of the positioning component body is a curved surface and is a part of a cylindrical surface and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove towards the center direction of the positioning component body, the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove towards the center direction of the positioning component body, and a reinforcing hole is formed in the positioning component body between the first positioning groove and the second positioning groove;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all lower side surfaces are spliced to form a complete cylindrical central hole, the central reinforcing part is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; the butterfly-shaped optical cable unit comprises an optical fiber, an upper reinforcing piece positioned above the optical fiber, a lower reinforcing piece positioned below the optical fiber and a butterfly-shaped optical cable unit jacket, wherein the butterfly-shaped optical cable unit jacket integrally wraps the optical fiber, the upper reinforcing piece and the lower reinforcing piece, and the butterfly-shaped optical cable unit jackets on the left side and the right side of the optical fiber are provided with tearing openings; each reinforcement hole has an outer reinforcement therein.
10. The butterfly-shaped drop cable for electric power communication according to claim 9, wherein the positioning member bodies of any two of the positioning members are different in color.
11. The butterfly-shaped drop cable for electric power communication according to claim 9, wherein the positioning member bodies of all the positioning members have three colors, only one of the first color, only one of the second color, and a plurality of the third color, the first color being adjacent to the second color.
12. The butterfly-shaped drop cable for electric power communication of claim 9, wherein the material of the positioning member is low-density polyethylene or medium-density polyethylene or high-density polyethylene or TPE or TPU.
13. The butterfly-shaped drop cable for power communication according to claim 9, wherein the material of the protective layer is PVC, LSZH, low density polyethylene, medium density polyethylene, high density polyethylene, TPE, steel tape, aluminum tape, water blocking tape, non-woven fabric, or polyester tape.
14. The butterfly-shaped optical drop cable for power communication of claim 9, wherein the material of the outer sheath is PVC, LSZH, low density polyethylene, medium density polyethylene, high density polyethylene, TPE or TPU.
15. The butterfly-shaped optical drop cable for power communication as claimed in claim 9, wherein the material of the butterfly-shaped optical cable unit sheath is PVC or LSZH or low density polyethylene or medium density polyethylene or high density polyethylene or TPE or TPU.
16. The butterfly-shaped drop cable for electric power communication according to claim 9, wherein the type of the optical fiber is g.652, g.653, g.654, g.655, g.656, g.657, A1a, A1b or A1 c.
17. A butterfly-shaped leading-in optical cable for power communication is provided with a central reinforcement, a plurality of butterfly-shaped optical cable units, a plurality of positioning components, a protective layer and an outer sheath; the method is characterized in that:
the positioning component is composed of a positioning component body, the overall appearance of the positioning component body is similar to a trapezoidal cylinder, the left upper part of the positioning component body is a left side corner body, the right upper part of the positioning component body is a right side corner body, the lower side of the positioning component body is provided with a lower side corner body, the upper side surface of the positioning component body is a plane, the right side surface of the positioning component body is a plane, the left side surface of the positioning component body is a plane, the lower side surface of the positioning component body is a curved surface and is a part of a cylindrical surface and is bent towards the upper side surface direction of the positioning component body, the right side surface of the positioning component body is provided with a cuboid-shaped first positioning groove towards the center direction of the positioning component body, the left side surface of the positioning component body is provided with a cuboid-shaped second positioning groove towards the center direction of the positioning component body, and a reinforcing hole is formed in the positioning component body between the first positioning groove and the second positioning groove;
the positioning parts are spliced along the whole circumference in the clockwise or anticlockwise direction, all lower side surfaces are spliced to form a complete cylindrical central hole, the central reinforcing part is positioned in the central hole, in the adjacent positioning parts, the right side surface of the previous positioning part is the left side surface tightly attached to the next positioning part, the first positioning groove of the previous positioning part and the second positioning groove of the next positioning part are spliced to form a complete cuboid-shaped accommodating groove, the right side surface of the last positioning part is the left side surface tightly attached to the first positioning part, and the first positioning groove of the last positioning part and the second positioning groove of the first positioning part are spliced to form a complete cuboid-shaped accommodating groove; a butterfly-shaped optical cable unit is arranged in each accommodating groove and comprises an optical fiber, an upper reinforcing piece located above the optical fiber, a lower reinforcing piece located below the optical fiber and a butterfly-shaped optical cable unit jacket, wherein the butterfly-shaped optical cable unit jacket integrally wraps the optical fiber, the upper reinforcing piece and the lower reinforcing piece, tearing openings are formed in the butterfly-shaped optical cable unit jackets on the left side and the right side of the optical fiber, a protective layer wraps the positioning part, and an outer jacket wraps the protective layer.
18. The butterfly-shaped drop cable for electric power communication according to claim 17, wherein the positioning member bodies of any two positioning members are different in color.
19. The butterfly-shaped drop cable for electric power communication according to claim 17, wherein the positioning member bodies of all the positioning members have three colors, only one of the first color, only one of the second color, and a plurality of the third color, the first color being adjacent to the second color.
20. The butterfly-shaped drop cable for electric power communication of claim 17, wherein the material of the positioning member is low-density polyethylene or medium-density polyethylene or high-density polyethylene or TPE or TPU.
21. The butterfly-shaped drop cable for power communication according to claim 17, wherein the material of the protective layer is PVC, LSZH, low density polyethylene, medium density polyethylene, high density polyethylene, TPE, steel tape, aluminum tape, water blocking tape, non-woven fabric, or polyester tape.
22. The butterfly-shaped drop cable for power communication of claim 17, wherein the material of the outer sheath is PVC or LSZH or low density polyethylene or medium density polyethylene or high density polyethylene or TPE or TPU.
23. The butterfly-shaped optical drop cable for power communication as claimed in claim 17, wherein the material of the butterfly-shaped optical cable unit sheath is PVC or LSZH or low density polyethylene or medium density polyethylene or high density polyethylene or TPE or TPU.
24. The butterfly-shaped drop cable for electric power communication according to claim 17, wherein the type of the optical fiber is g.652, g.653, g.654, g.655, g.656, g.657, A1a, A1b, or A1 c.
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| CN202020693891.4U CN211718589U (en) | 2020-04-29 | 2020-04-29 | Butterfly-shaped leading-in optical cable for power communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111399146A (en) * | 2020-04-29 | 2020-07-10 | 国网湖北省电力有限公司随州供电公司 | Butterfly-shaped leading-in optical cable for power communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111399146A (en) * | 2020-04-29 | 2020-07-10 | 国网湖北省电力有限公司随州供电公司 | Butterfly-shaped leading-in optical cable for power communication |
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