Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a ribbon optical cable for communication, a communication optical cable, and an electric cable for power system, which are realized by the following means.
A ribbon optical cable for communication comprises a reinforcing member, a plurality of protection units positioned outside the reinforcing member, and an outer sheath positioned outside the protection units, wherein each protection unit is internally provided with at least one optical fiber ribbon which comprises a plurality of optical fibers and a coating layer for coating the optical fibers; the method is characterized in that: the protection units are composed of leading-out parts, extending parts and sealing parts, one end of each leading-out part is bonded on the outer edge of the reinforcing part or is in an integral structure with the reinforcing part, the other end of each leading-out part is connected with one end of each extending part, the other end of each extending part is connected with one end of each sealing part, the other end of each sealing part is attached to the outer edge of the reinforcing part, the leading-out parts, the extending parts, the sealing parts and the reinforcing parts of each protection unit form an accommodating cavity in a surrounding mode, and the optical fiber; a plurality of protection units are distributed outside the outer circumference of the reinforcement.
A communication optical cable is provided with a reinforcing member, a plurality of protection units and an outer sheath, wherein the protection units are positioned outside the reinforcing member; the method is characterized in that: the protection units are composed of a leading-out part, an extension part and a sealing part, one end of the leading-out part is bonded on the outer edge of the reinforcement or is in an integral structure with the reinforcement, the other end of the leading-out part is connected with one end of the extension part, the other end of the extension part is connected with one end of the sealing part, the other end of the sealing part is attached to the outer edge of the reinforcement, the leading-out part, the extension part, the sealing part and the reinforcement of each protection unit enclose an accommodating cavity, and the optical fiber is located in the accommodating cavity; a plurality of protection units are distributed outside the outer circumference of the reinforcement.
The optical communication cable/optical ribbon cable for communication described above is characterized in that the strength member has a strength member inside.
The optical communication cable/optical communication ribbon cable is characterized in that the material of the reinforcing member is steel, iron, aluminum, copper, alloy or plastic.
The communication optical cable/ribbon optical cable for 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, A1c, A1d, OM1, OM2, OM3 or OM 4.
The optical communication cable/optical communication ribbon cable is characterized in that the material of the protection unit is plastic or metal.
The optical communication cable/optical ribbon cable for communication is characterized in that the outer sheath is made of plastic.
A cable for an electric power system is provided with a reinforcing piece, a plurality of protection units positioned outside the reinforcing piece and an outer sheath positioned outside the protection units, wherein each protection unit is internally provided with at least one transmission lead which is composed of a conductor and an insulating layer for coating the conductor; the method is characterized in that: the protection unit comprises a leading-out part, an extension part and a sealing part, one end of the leading-out part is bonded on the outer edge of the reinforcement or is in an integral structure with the reinforcement, the other end of the leading-out part is connected with one end of the extension part, the other end of the extension part is connected with one end of the sealing part, the other end of the sealing part is attached to the outer edge of the reinforcement, the leading-out part, the extension part, the sealing part and the reinforcement of each protection unit enclose an accommodating cavity, and the power transmission lead is located in the accommodating cavity; a plurality of protection units are distributed outside the outer circumference of the reinforcement.
The cable for the power system is characterized in that the reinforcing member is internally provided with the reinforcing member.
The cable for the power system is characterized in that the material of the reinforcing element is steel or iron or aluminum or copper or alloy or plastic.
The cable for the power system is characterized in that the material of the protection unit is plastic or metal.
The cable for the power system is characterized in that the outer sheath is made of plastic.
The cable for the power system is characterized in that the conductor is made of aluminum or copper or an alloy.
The cable for the power system is characterized in that the insulating layer is made of plastic.
The invention has the following main beneficial effects: novel and simple structure, easy manufacture, easy stripping and low cost.
Detailed Description
Examples 1
Referring to fig. 1 and 2, a ribbon cable for communications, which has a strength member 1, a plurality of protection units 4 disposed outside the strength member, and an outer jacket 5 disposed outside the protection units, each protection unit having at least one optical fiber ribbon therein, the optical fiber ribbon being composed of a plurality of optical fibers 2 and a coating layer 3 coating the optical fibers; the method is characterized in that: the protection units are composed of leading-out parts 41, extension parts 42 and sealing parts 43, one ends of the leading-out parts are bonded on the outer edge of the reinforcing part or are in an integral structure with the reinforcing part, the other ends of the leading-out parts are connected with one ends of the extension parts, the other ends of the extension parts are connected with one ends of the sealing parts, the other ends of the sealing parts are attached to the outer edge of the reinforcing part, the leading-out parts, the extension parts, the sealing parts and the reinforcing part of each protection unit enclose an accommodating cavity, and the optical fiber ribbons are located in; a plurality of protection units are distributed outside the outer circumference of the reinforcement.
EXAMPLES example 2
Referring to fig. 3 and 4, a ribbon cable for communications, which has a strength member 1, a plurality of protection units 4 disposed outside the strength member, and an outer jacket 5 disposed outside the protection units, each protection unit having at least one optical fiber ribbon therein, the optical fiber ribbon being composed of a plurality of optical fibers 2 and a coating layer 3 coating the optical fibers; the method is characterized in that: the protection units are composed of leading-out parts 41, extension parts 42 and sealing parts 43, one ends of the leading-out parts are bonded on the outer edge of the reinforcing part or are in an integral structure with the reinforcing part, the other ends of the leading-out parts are connected with one ends of the extension parts, the other ends of the extension parts are connected with one ends of the sealing parts, the other ends of the sealing parts are attached to the outer edge of the reinforcing part, the leading-out parts, the extension parts, the sealing parts and the reinforcing part of each protection unit enclose an accommodating cavity, and the optical fiber ribbons are located in; the plurality of protection units are distributed outside the outer circumference of the reinforcing part; the reinforcement has a reinforcement 11 inside.
EXAMPLE 3
Referring to fig. 5, a communication optical cable has a strength member 1, a plurality of protection units 4 outside the strength member, an outer sheath 5 outside the protection units, each protection unit having at least one optical fiber 2 therein; the method is characterized in that: the protection units are composed of a leading-out part 41, an extension part 42 and a sealing part 43, one end of the leading-out part is bonded on the outer edge of the reinforcement or is in an integral structure with the reinforcement, the other end of the leading-out part is connected with one end of the extension part, the other end of the extension part is connected with one end of the sealing part, the other end of the sealing part is attached to the outer edge of the reinforcement, the leading-out part, the extension part, the sealing part and the reinforcement of each protection unit enclose an accommodating cavity, and the optical fibers are located in the accommodating cavity; a plurality of protection units are distributed outside the outer circumference of the reinforcement.
With reference to fig. 3 and 4, a communication optical cable has a strength member 1, a plurality of protection units 4 outside the strength member, an outer sheath 5 outside the protection units, each protection unit having at least one optical fiber 2 therein; the method is characterized in that: the protection units are composed of a leading-out part 41, an extension part 42 and a sealing part 43, one end of the leading-out part is bonded on the outer edge of the reinforcement or is in an integral structure with the reinforcement, the other end of the leading-out part is connected with one end of the extension part, the other end of the extension part is connected with one end of the sealing part, the other end of the sealing part is attached to the outer edge of the reinforcement, the leading-out part, the extension part, the sealing part and the reinforcement of each protection unit enclose an accommodating cavity, and the optical fibers are located in the accommodating cavity; the plurality of protection units are distributed outside the outer circumference of the reinforcing part; the reinforcement has a reinforcement 11 inside.
Referring to fig. 1 to 5, a cable for an electric power system includes a reinforcement 1, a plurality of protection units 4 located outside the reinforcement, and an outer sheath 5 located outside the protection units, wherein each protection unit has at least one power transmission conductor therein, and the power transmission conductor includes a conductor and an insulating layer covering the conductor; the method is characterized in that: the protection units are composed of a leading-out part 41, an extension part 42 and a sealing part 43, one end of the leading-out part is bonded on the outer edge of the reinforcement or is in an integral structure with the reinforcement, the other end of the leading-out part is connected with one end of the extension part, the other end of the extension part is connected with one end of the sealing part, the other end of the sealing part is attached to the outer edge of the reinforcement, the leading-out part, the extension part, the sealing part and the reinforcement of each protection unit enclose an accommodating cavity, and the power transmission lead is located in the accommodating; a plurality of protection units are distributed outside the outer circumference of the reinforcement.
The cable for the power system is characterized in that the reinforcing member is internally provided with the reinforcing member.
The material of the reinforcement described in this application is steel or iron or aluminum or copper or an alloy or plastic.
The type of the optical fiber described in the present application is G.652 or G.653 or G.654 or G.655 or G.656 or G.657 or A1a or A1b or A1c or A1d or OM1 or OM2 or OM3 or OM 4.
The material of the coating layer described in this application is plastic.
The material of the protective unit described in this application is plastic or metal.
The material of the outer sheath described in this application is plastic.
The material of the reinforcement described in this application is steel or iron or aluminum or copper or an alloy or plastic.
The material of the conductor described in this application is aluminum or copper or an alloy.
The material of the insulating layer described in this application is plastic.
In the present application, the outer surface of the leading portion 41 is a plane, the outer surface of the closing portion 43 is a plane, the outer surface of the extending portion 42 is a curved surface, and on any plane perpendicular to the axis of the reinforcement 1, more than two points are located where the outer surface of the extending portion 42 in each protection unit is tangent to the inner surface of the outer sheath, or at least a part of a curve of more than two points is located where the outer surface of the extending portion 42 in each protection unit is attached to the inner surface of the outer sheath; the outer surface of the lead-out portion 41 of each protection unit is in contact with the outer surface of the closing portion 43 of the adjacent one of the protection units, and the closing portion 43 of each protection unit is in contact with the outer surface of the lead-out portion 41 of the adjacent other protection unit.
In this application, every protection unit pastes mutually with adjacent protection unit and forms the plane contact, so compare in prior art's optical cable and compare, it is line contact between the adjacent loose sleeve pipe among the prior art, area in this application touches and has fixed the protection unit effectively, cooperates the surface laminating of protection unit and oversheath inner wall or the multi-thread contact that is more than two lines simultaneously for the protection unit position is more fixed, makes the performance of product more excellent, more stable, more reliable, under coiling, twist reverse, the circumstances such as bending repeatedly, the performance still can remain stable.
In the present application, the optical fiber ribbons in the protective unit are not limited to the transverse stacking arrangement shown in the drawings, but may be arranged vertically, which is more suitable for the elongated space, that is, the optical fiber ribbons in the protective unit pass through the axis of the reinforcing member.
In this application, the other end of sealing part pastes with the reinforcement outer fringe mutually, mentions this other end, and the extension is also mentioned, can conveniently take out inside transmission conductor or optical fiber ribbon or optical fiber, because the gravity and the elasticity of extension and sealing part, can return naturally, fast after the release, has restricted inside optic fibre, optical fiber ribbon, transmission of electricity part effectively.
In the application, different from the layer stranded optical cable, the stranding is not needed after the production of a plurality of sleeves is completed, the cabling procedure is omitted, in addition, the structure is more flattened, the utilization rate of the space is higher, the diameter of the product is obviously reduced, the material consumption is obviously reduced, and the cost is obviously reduced for the optical cable with the same core number.
In this application, as long as can make the holding chamber can fully hold optic fibre or optic fibre area or transmission conductor, the protection element can greatly flatten and elongate, makes the product diameter reduce like this, has solved the problem of cost and has opened the problem of shelling simultaneously.
In this application, as long as can make the holding chamber can fully hold optic fibre or optic fibre area or transmission conductor, can satisfy mechanical properties like the pulling force when requiring at the reinforcement, the protection unit can be pulled up, and like this although the protection unit height has been high, still can compare the reduction among the prior art with the comprehensive diameter that the reinforcement combines to make the product diameter reduce, solved the problem of cost and opened the problem of shelling simultaneously.
The invention has the following main beneficial effects: novel and simple structure, easy manufacture, easy stripping and low cost.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limiting the present invention. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.