CN216901087U - Easily-stripped four-unit optical cable - Google Patents

Easily-stripped four-unit optical cable Download PDF

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Publication number
CN216901087U
CN216901087U CN202220767318.2U CN202220767318U CN216901087U CN 216901087 U CN216901087 U CN 216901087U CN 202220767318 U CN202220767318 U CN 202220767318U CN 216901087 U CN216901087 U CN 216901087U
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China
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hook
framework
shaped
shaped part
wall
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包耀文
王晓艳
徐维佳
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Changfei Photoelectric Cable Suzhou Co ltd
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Changfei Photoelectric Cable Suzhou Co ltd
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Abstract

The utility model belongs to the technical field of optical cables, and discloses a four-unit optical cable easy to strip, which is provided with a central reinforcement (1), a framework, a communication part (3), four loose tubes (4), a protective layer (6) and an outer sheath (7); the framework is characterized by comprising a framework body (2) and four hook-shaped parts (5), wherein the hook-shaped parts (5) are distributed outside the framework body (2), each hook-shaped part (5) is provided with a hook-shaped body, a peripheral cavity (50) is formed inside the hook-shaped body, a loose tube (4) is arranged in each peripheral cavity (50), and a central cavity (20) is formed inside the framework body (2); the central reinforcing piece (1) is positioned in the central cavity (20), and the framework is of an integrated structure. The application has the following main beneficial technical effects: the fiber core has higher density, simpler product structure, smaller outer diameter and lower cost.

Description

Easily-stripped four-unit optical cable
Technical Field
The utility model belongs to the technical field of optical cables, and particularly relates to a four-unit optical cable easy to strip.
Background
With the rapid development of the communication industry, the usage amount of optical fiber cables is increasing day by day, and in order to save cost and ensure the performance of products, the industry is continuously researched.
CN113724935A discloses a composite ribbon optical cable, which has a cable core, wherein the cable core is composed of at least three first protective sheaths, and an outer protective layer is extruded outside the cable core, and is characterized in that the first protective sheaths are comma-shaped, the first protective sheaths are composed of first protective sheath main bodies, a first containing cavity is formed on each first protective sheath main body, a first open slot is formed on the side wall of the first containing cavity, all the first protective sheaths are placed along the same rotation direction, an optical fiber ribbon containing cavity is enclosed in the middle of all the first protective sheaths, an optical fiber ribbon body is arranged in each optical fiber ribbon containing cavity, a filling component is respectively arranged between two adjacent first protective sheaths, a transmission component is respectively arranged in each first containing cavity, and the transmission component adopts comma-shaped protective sheaths, an electric unit is placed in each protective sheath, the central cuboid-shaped structures formed by splicing a plurality of comma-shaped protective sheaths are placed in the optical fiber ribbons, the density of the optical fiber is enlarged by the above method, however, this method requires a combination and is troublesome.
CN212302019U discloses an optical cable with flexible connecting components, which has a cable core, a first protective layer located outside the cable core, and a sheath layer located outside the first protective layer, wherein the cable core is internally provided with a central reinforcement, a cushion layer, a plurality of loose tubes, and optical fibers are arranged in the loose tubes; the cable core is characterized in that the cable core is also provided with a plurality of flexible connecting parts, the cushion layer covers the central reinforcing part, each loose tube is attached to the outer surface of the cushion layer, one end of each flexible connecting part is connected to one loose tube, the other end of each flexible connecting part is connected to the outer surface of the cushion layer, and all the flexible connecting parts are distributed in the same rotating direction; the outermost portions of all loose tubes are on the same cylindrical surface. The application also discloses a cable and a photoelectric composite cable. The flexible connecting component and the loose tube outside the cushion layer are used for forming the loose tube, the loose tube is closed, the problem that stripping is not easy to occur in the stripping construction is mainly solved, and stripping of a single loose tube is still inconvenient.
The 202220442799X eight-unit structure optical cable applied by the applicant has a central reinforcing part, a cable core, optical fibers, a loose sleeve, a protective layer and an outer protective layer, wherein the optical fibers are positioned in the loose sleeve, the protective layer is positioned outside the cable core, and the outer protective layer is positioned outside the protective layer and is characterized in that: the cable core is provided with an integrated cable core body, eight bent wall bodies are distributed on the whole outer circumference of the cable core body, each bent wall body forms a side cavity, each bent wall body is not closed and is provided with an opening, the bending directions of all the bent wall bodies are clockwise or anticlockwise, the center of the cable core body is provided with a central cavity extending along the axial direction of the cable core body, and a central reinforcing piece is positioned in the central cavity; the loose tube is located in the side cavity. The main problems are as follows: because the cable core structure is bigger, the core number in the loose sleeve can not be too much, if too much, the cable core structure is bigger, the cost is bigger, the general maximum extrusion molding diameter of the sheath production machine is 90mm and 125mm, the cost of the equipment is greatly improved along with the increase of the diameter, and the optical cable with the sleeve core number is inconvenient to be made.
CN112868070A discloses an optical-electrical composite cable for power and communication, which has a framework component 1, a plurality of optical fibers 2, four insulating sleeves 3, four conductors 4, four filling members 5, and an outer sheath 6; the method is characterized in that: the framework component 1 comprises a central tube 11, four protruding pieces 12 protruding out of the outer edge of the central tube and evenly distributed, and clamping pieces 13 located above the protruding pieces 12 and extending towards two sides of the protruding pieces 12, wherein a central hole 10 is formed in the central tube 11, clamping grooves 14 are formed between adjacent clamping pieces 13, positioning grooves 15 communicated with the clamping grooves 14 are formed above the right center of each clamping groove 14, and the outer edges of all the clamping pieces 13 are on the same cylindrical surface; the insulating sleeve 3 is composed of a first insulating member 31, a second insulating member 32, a third insulating member 33 and a fourth insulating member 34 which are symmetrically and curvedly distributed, the left lower end of the first insulating member 31 is connected with one end of the second insulating member 32, the other end of the second insulating member 32 is connected with one end of the fourth insulating member 34, the right lower end of the first insulating member 31 is connected with one end of the third insulating member 33, the other end of the third insulating member 33 is connected with the other end of the fourth insulating member 34, a fitting opening 35 which separates the fourth insulating member 34 is arranged in the middle of the fourth insulating member 34, a conductor cavity 30 is arranged in the insulating sleeve 3, the lower surface of the second insulating member 32 is a first side surface 321, the first side surface 321 is a plane, the lower surface of the second insulating member 32 is a second side surface 331, the second side surface 331 is a plane, the lower surface of the fourth insulating member 34 is a third side surface 341, the third side 341 is a curved surface and is a part of the surface of the cylinder; in the photoelectric composite cable for power and communication, the embedding opening 35 is embedded outside the protruding part 12, the fourth insulating part 34 is positioned below the clamping part 13 and on two sides of the protruding part 12, the third side 341 is tightly attached to the outer surface of the central tube 11, the conductor 4 is positioned in the conductor cavity 30 and above the protruding part 12, the plurality of optical fibers 2 are positioned in the central hole 10, the filling part 5 is positioned in the gap outside the adjacent insulating sleeves 3, in the adjacent insulating sleeves, the second side of the previous insulating sleeve is tightly attached to the first side of the next insulating sleeve in the clockwise direction, and the second side of the last insulating sleeve is tightly attached to the first side of the first insulating sleeve; the outer sheath 6 covers all the insulating sheaths 3 and all the filling members 5. The framework is of an integrated structure, and the insulating sleeve and the framework are separated.
CN110853817A discloses an optical-electrical composite cable with a novel structure for a 5G network, which comprises a plurality of loose tubes 4, a plurality of conductors 7, a cable core 6, an inner sheath 3 positioned outside the cable core 6, a wrapping layer 2 covering and covering the inner sheath 3 and an outer sheath 1 extruded outside the wrapping layer 2, wherein at least one optical fiber 5 is arranged in each loose tube 4, the optical-electrical composite cable is characterized in that the cable core 6 is composed of a cable core main body 61 and a first reinforcing member 62 positioned at the center of the cable core main body 61, the cable core main body 61 is provided with four branches, a third containing cavity 63 is formed in each branch, a conductor 7 is arranged in each third containing cavity 63, the inner sheath 3 is composed of an inner sheath main body 31, four supporting parts 32 are also arranged in the inner sheath main body 31, a second reinforcing member 8 is also arranged in the top of each supporting part 32, a first containing cavity 33 is formed between two adjacent supporting parts 32, three second cavities 34 are further formed at the outer end of each first cavity 33, each second cavity 34 is provided with one loose tube 4, each supporting part 32 is placed between two corresponding adjacent branches on the cable core main body 61, the top of each supporting part 32 is in contact with the bottom of two corresponding adjacent branches on the cable core main body 61, each branch on the cable core main body 61 is placed in the corresponding first cavity 33, and the outer wall of each branch is in contact with the adjacent loose tube 4. The expansion of the loose tubes is realized by combining the cavity and the cable core, but the loose tubes in a group of three are bound.
In order to solve the above problems, the applicant has succeeded in developing the optical cable of the present application through repeated research and experiments.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model aims to disclose a four-unit optical cable easy to strip, which is realized by adopting the following technical scheme.
A four-unit optical cable easy to strip is provided with a central reinforcement, a framework, a communication part, four loose tubes, a protective layer and an outer sheath, wherein the communication part is positioned in the loose tubes, the protective layer is positioned outside the framework, and the outer sheath is positioned outside the protective layer; the framework is characterized by comprising a framework body and four hook-shaped parts, wherein the hook-shaped parts are distributed outside the framework body, one end of each hook-shaped part is connected to the outer wall of the framework body, the four hook-shaped parts are distributed clockwise or anticlockwise, each hook-shaped part is provided with a hook-shaped body, a peripheral cavity is formed in each hook-shaped body, one end of each hook-shaped part is connected to the outer wall of the framework body at the bottom of the peripheral cavity of the adjacent hook-shaped part, the other end of each hook-shaped part is freely attached to the outer wall of the other adjacent hook-shaped part, a loose sleeve is arranged in each peripheral cavity, and a central cavity is formed in the framework body; the central reinforcement is located the central cavity, skeleton formula structure as an organic whole.
A four-unit optical cable easy to strip is provided with a framework, a communication component, four loose tubes, a protective layer and an outer sheath, wherein the communication component is positioned in the loose tubes, the protective layer is positioned outside the framework, and the outer sheath is positioned outside the protective layer; the framework is characterized by comprising a framework body and four hook-shaped parts, wherein the hook-shaped parts are distributed outside the framework body, one end of each hook-shaped part is connected to the outer wall of the framework body, the four hook-shaped parts are distributed clockwise or anticlockwise, each hook-shaped part is provided with a hook-shaped body, a peripheral cavity is formed in each hook-shaped body, one end of each hook-shaped part is connected to the outer wall of the framework body at the bottom of the peripheral cavity of the adjacent hook-shaped part, the other end of each hook-shaped part is freely attached to the outer wall of the other adjacent hook-shaped part, a loose sleeve is arranged in each peripheral cavity, and a central cavity is formed in the framework body; the skeleton is the integral type structure.
The easily stripped four-unit optical cable can be used for placing a communication component with optical fibers inside in the central cavity when needed, so that the density of the communication optical fibers can be further increased.
The four-unit optical cable easy to peel can be independently or completely free of the protective layer and the outer sheath, so that the product structure is simpler and more convenient.
A four-unit optical cable easy to strip comprises a framework and four power transmission components, wherein each power transmission component consists of a power transmission conductor and an insulating layer covering the power transmission conductor; the framework is characterized by comprising a framework body and four hook-shaped parts, wherein the hook-shaped parts are distributed outside the framework body, one end of each hook-shaped part is connected to the outer wall of the framework body, the four hook-shaped parts are distributed clockwise or anticlockwise, each hook-shaped part is provided with a hook-shaped body, a peripheral cavity is formed in each hook-shaped body, one end of each hook-shaped part is connected to the outer wall of the framework body at the bottom of the peripheral cavity of the adjacent hook-shaped part, the other end of each hook-shaped part is freely attached to the outer wall of the other adjacent hook-shaped part, a power transmission part is arranged in each peripheral cavity, and a central cavity is formed in the framework body; the skeleton is the integral type structure.
The application has the following main beneficial technical effects: the fiber core has higher density, simpler product structure, smaller outer diameter and lower cost.
Drawings
Fig. 1 is a schematic perspective view of a dissected portion of an embodiment 1 of the present invention.
Fig. 2 is a schematic cross-sectional view of fig. 1 after enlargement.
Fig. 3 is a schematic perspective view of the skeleton used in fig. 1.
Fig. 4 is a schematic cross-sectional view of fig. 3 after enlargement.
Fig. 5 is a schematic perspective view of a dissected portion of the present invention according to example 2.
Fig. 6 is a schematic cross-sectional view of fig. 5 after enlargement.
Fig. 7 is a schematic perspective view of a dissected portion of example 3 of the present invention.
Fig. 8 is a schematic cross-sectional view of fig. 7 after enlargement.
In the figure: 1-central reinforcement, 2-skeleton body, 3-communication part, 4-loose sleeve, 5-hook-shaped part, 6-protective layer, 7-outer sheath, 20-central cavity, 31-transmission conductor, 41-insulating layer and 50-peripheral cavity.
Detailed Description
Examples 1
Referring to fig. 1 to 4, a four-unit optical cable easy to strip includes a central reinforcement 1, a framework, a communication component 3, four loose tubes 4, a protective layer 6, and an outer sheath 7, wherein the communication component 3 is located in the loose tubes 4, the protective layer 6 is located outside the framework, and the outer sheath 7 is located outside the protective layer 6; the framework is characterized by comprising a framework body 2 and four hook-shaped parts 5, wherein the hook-shaped parts 5 are distributed outside the framework body 2, one end of each hook-shaped part 5 is connected to the outer wall of the framework body 2, the four hook-shaped parts 5 are distributed clockwise or anticlockwise, each hook-shaped part 5 is provided with a hook-shaped body, a peripheral cavity 50 is formed inside the hook-shaped body, one end of each hook-shaped part 5 is connected to the outer wall of the framework body 2 at the bottom of the peripheral cavity 50 of the adjacent hook-shaped part 5, the other end of each hook-shaped part 5 is freely attached to the outer wall of the other adjacent hook-shaped part 5, a loose tube 4 is arranged in each peripheral cavity 50, and a central cavity 20 is formed inside the framework body 2; the central reinforcement 1 is located within the central cavity 20 and the skeleton is of unitary construction.
EXAMPLES example 2
Referring to fig. 5 to 6 and fig. 1 to 4, an easy-to-strip four-unit optical cable includes a frame, a communication component 3, four loose tubes 4, a protective layer 6, and an outer sheath 7, wherein the communication component 3 is located in the loose tubes 4, the protective layer 6 is located outside the frame, and the outer sheath 7 is located outside the protective layer 6; the framework is characterized by comprising a framework body 2 and four hook-shaped parts 5, wherein the hook-shaped parts 5 are distributed outside the framework body 2, one end of each hook-shaped part 5 is connected to the outer wall of the framework body 2, the four hook-shaped parts 5 are distributed clockwise or anticlockwise, each hook-shaped part 5 is provided with a hook-shaped body, a peripheral cavity 50 is formed inside the hook-shaped body, one end of each hook-shaped part 5 is connected to the outer wall of the framework body 2 at the bottom of the peripheral cavity 50 of the adjacent hook-shaped part 5, the other end of each hook-shaped part 5 is freely attached to the outer wall of the other adjacent hook-shaped part 5, a loose tube 4 is arranged in each peripheral cavity 50, and a central cavity 20 is formed inside the framework body 2; the skeleton is the integral type structure.
In this embodiment, if desired, a telecommunications component having optical fibers therein may be placed within the central cavity 20, which may further increase the density of telecommunications fibers.
In the embodiment 1 and the embodiment 2, the protective layer and the outer sheath can be omitted independently or completely, so that the product structure is simpler and more convenient.
EXAMPLE 3
Referring to fig. 7 and 8, and to fig. 1-6, an easy-to-strip four-element cable has a framework, four power transmission components, each power transmission component comprising a power transmission conductor 31 and an insulating layer 41 covering the power transmission conductor 31; the framework is characterized by comprising a framework body 2 and four hook-shaped parts 5, wherein the hook-shaped parts 5 are distributed outside the framework body 2, one end of each hook-shaped part 5 is connected to the outer wall of the framework body 2, the four hook-shaped parts 5 are distributed clockwise or anticlockwise, each hook-shaped part 5 is provided with a hook-shaped body, a peripheral cavity 50 is formed in each hook-shaped body, one end of each hook-shaped part 5 is connected to the outer wall of the framework body 2 at the bottom of the peripheral cavity 50 of the adjacent hook-shaped part 5, the other end of each hook-shaped part 5 is freely attached to the outer wall of the other adjacent hook-shaped part 5, a power transmission part is arranged in each peripheral cavity 50, and a central cavity 20 is formed in the framework body 2; the skeleton is the integral type structure.
In this embodiment, a four-core cable is formed, so that the structure has a better heat dissipation effect and is more convenient to peel compared with the twisted four-core cable in the prior art.
In this embodiment, if necessary, a communication part having an optical fiber inside can be placed in the central cavity 20, so that an optical-electrical composite cable can be practically formed.
In this application, can with collude the form part compression, even elongate, cooperate this kind of structure, the cross section of pine sleeve pipe or transmission of electricity part is also not necessarily circular, can be oval or other shapes for like this, make the holistic diameter of skeleton diminish, but the quantity of the optic fibre that can hold increase, more effectively utilized the space, and then realized the dual advantage of cost reduction, fibre core density increase.
In this application, collude the form part and have good elasticity, collude the other end of form part and press on the outer wall of adjacent colluding form part, protected inside pine sleeve pipe or transmission of electricity part effectively, can prevent the income of liquid/gaseous slope, and can conveniently get inside pine sleeve pipe or transmission of electricity part, the production of being more convenient for, inspection, construction.
In this application, when having the pine sleeve pipe, every pine sleeve pipe all is tangent with the inner wall that is located its outside colluding form part, and every pine sleeve pipe all is tangent that the double-line with the inner wall that is located its outside colluding form part, and every pine sleeve pipe all pastes with the outer wall of skeleton body 2 mutually.
In this application, when having the transmission of electricity part, every transmission of electricity part all is tangent with the inner wall that is located its outside colluding form part, and every transmission of electricity part all is tangent with the inner wall that is located its outside colluding form part the double line, and every transmission of electricity part all pastes with the outer wall of skeleton body 2 mutually.
An easily strippable quad unit cable described herein is characterized in that the material of the central strength member 1 is steel wire or glass fiber reinforced plastic.
The easy-to-strip four-unit optical cable is characterized in that the framework body is made of plastic.
An easily strippable quad unit cable described in this application is characterized by the hook member being made of plastic.
The easy-stripping four-unit optical cable is characterized in that the protective layer is made of a steel belt or an aluminum belt or a water-blocking belt or a non-woven fabric or a glass fiber reinforced plastic belt.
An easily stripped four-unit cable as described herein is characterized by an outer jacket of plastic material.
An easy-to-strip four-element optical cable as described in the present application is characterized in that the material of the electrical transmission conductor is copper or aluminum or an alloy.
An easily strippable quad unit cable as described herein, wherein the insulating layer is made of plastic.
An easily strippable quad unit cable as described herein wherein the loose tube is a modified polypropylene or polybutylene terephthalate material.
The easy-stripping four-unit optical cable is characterized in that the communication component is a plurality of optical fibers distributed in a scattered manner or a plurality of optical fiber ribbons distributed in a laminated manner, each optical fiber ribbon is composed of a plurality of optical fibers and a bonding layer covering all the optical fibers, and the bonding layer is made of plastic.
With optical fiber ribbons, this application may also be referred to as a four-unit optical fiber ribbon cable that is easy to strip.
With power transmission components, this application may also be referred to as a four-element cable that is easy to strip.
When the communication component and the power transmission component are provided at the same time, the cable can also be called a four-unit photoelectric composite cable easy to peel, or a four-unit photoelectric hybrid cable easy to peel, or a four-unit photoelectric composite cable easy to peel.
The framework in the application can be produced on a sheath plastic extruding machine, and a plastic extruding machine with larger plastic extruding outer diameter is not required to be purchased, so that the machine cost is lower; in addition, the production speed of the framework is far higher than that of the SZ stranded cable core, so that the production speed of the product is higher.
The application has the following main beneficial technical effects: the fiber core has higher density, simpler product structure, smaller outer diameter and lower 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 utility model.

Claims (10)

1. A four-unit optical cable easy to strip is provided with a central reinforcement (1), a framework, a communication component (3), four loose tubes (4), a protective layer (6) and an outer sheath (7), wherein the communication component (3) is positioned in the loose tubes (4), the protective layer (6) is positioned outside the framework, and the outer sheath (7) is positioned outside the protective layer (6); the framework is characterized by comprising a framework body (2) and four hook-shaped parts (5), wherein the hook-shaped parts (5) are distributed outside the framework body (2), one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2), the four hook-shaped parts (5) are distributed clockwise or anticlockwise, each hook-shaped part (5) is provided with a hook-shaped body, a peripheral cavity (50) is formed inside the hook-shaped body, one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2) at the bottom of the peripheral cavity (50) of the adjacent hook-shaped part (5), the other end of each hook-shaped part (5) is freely clung to the outer wall of the other adjacent hook-shaped part (5), a loose sleeve (4) is arranged inside each peripheral cavity (50), and a central cavity (20) is arranged inside the framework body (2); the central reinforcement (1) is positioned in the central cavity (20), and the framework is of an integrated structure.
2. A four-unit optical cable easy to strip is provided with a framework, a communication component (3), four loose tubes (4), a protective layer (6) and an outer sheath (7), wherein the communication component (3) is positioned in the loose tubes (4), the protective layer (6) is positioned outside the framework, and the outer sheath (7) is positioned outside the protective layer (6); the framework is characterized by comprising a framework body (2) and four hook-shaped parts (5), wherein the hook-shaped parts (5) are distributed outside the framework body (2), one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2), the four hook-shaped parts (5) are distributed clockwise or anticlockwise, each hook-shaped part (5) is provided with a hook-shaped body, a peripheral cavity (50) is formed inside the hook-shaped body, one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2) at the bottom of the peripheral cavity (50) of the adjacent hook-shaped part (5), the other end of each hook-shaped part (5) is freely clung to the outer wall of the other adjacent hook-shaped part (5), a loose sleeve (4) is arranged inside each peripheral cavity (50), and a central cavity (20) is arranged inside the framework body (2); the skeleton is the integral type structure.
3. A four-unit optical cable easy to strip is provided with a central reinforcement (1), a framework, a communication component (3) and four loose tubes (4), wherein the communication component (3) is positioned in the loose tubes (4); the framework is characterized by comprising a framework body (2) and four hook-shaped parts (5), wherein the hook-shaped parts (5) are distributed outside the framework body (2), one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2), the four hook-shaped parts (5) are distributed clockwise or anticlockwise, each hook-shaped part (5) is provided with a hook-shaped body, a peripheral cavity (50) is formed inside the hook-shaped body, one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2) at the bottom of the peripheral cavity (50) of the adjacent hook-shaped part (5), the other end of each hook-shaped part (5) is freely clung to the outer wall of the other adjacent hook-shaped part (5), a loose sleeve (4) is arranged inside each peripheral cavity (50), and a central cavity (20) is arranged inside the framework body (2); the central reinforcement (1) is positioned in the central cavity (20), and the framework is of an integrated structure.
4. A four-unit optical cable easy to strip is provided with a framework, a communication part (3) and four loose tubes (4), wherein the communication part (3) is positioned in the loose tubes (4); the hook-shaped framework is characterized in that the framework is composed of a framework body (2) and four hook-shaped parts (5), the hook-shaped parts (5) are distributed outside the framework body (2), one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2), the four hook-shaped parts (5) are distributed clockwise or anticlockwise, each hook-shaped part (5) is provided with a hook-shaped body, a peripheral cavity (50) is formed inside the hook-shaped body, one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2) at the bottom of the peripheral cavity (50) of the adjacent hook-shaped part (5), the other end of each hook-shaped part (5) is freely attached to the outer wall of the other adjacent hook-shaped part (5), a loose sleeve (4) is arranged in each peripheral cavity (50), and a central cavity (20) is formed inside the framework body (2); the skeleton is the integral type structure.
5. An easily strippable four-unit optical cable according to claim 4, wherein the material of the loose tube is modified polypropylene or polybutylene terephthalate.
6. The easy-to-strip four-unit optical cable according to claim 4, wherein the communication member is a plurality of optical fibers distributed in a scattered manner or a plurality of optical fiber ribbons distributed in a stacked manner, each optical fiber ribbon is composed of a plurality of optical fibers and an adhesive layer covering all the optical fibers, and the material of the adhesive layer is plastic.
7. An easily strippable four-unit optical cable according to claim 4, wherein each of the loose tubes is tangent to the inner wall of the hook member located outside thereof, and each of the loose tubes is tangent to the inner wall of the hook member located outside thereof by two lines, each of the loose tubes being attached to the outer wall of the skeletal body.
8. A four-unit optical cable easy to strip comprises a framework and four power transmission components, wherein each power transmission component is composed of a power transmission conductor (31) and an insulating layer (41) covering the power transmission conductor (31); the framework is characterized by comprising a framework body (2) and four hook-shaped parts (5), wherein the hook-shaped parts (5) are distributed outside the framework body (2), one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2), the four hook-shaped parts (5) are distributed clockwise or anticlockwise, each hook-shaped part (5) is provided with a hook-shaped body, a peripheral cavity (50) is formed inside the hook-shaped body, one end of each hook-shaped part (5) is connected to the outer wall of the framework body (2) at the bottom of the peripheral cavity (50) of the adjacent hook-shaped part (5), the other end of each hook-shaped part (5) is freely clung to the outer wall of the other adjacent hook-shaped part (5), a power transmission part is arranged in each peripheral cavity (50), and a central cavity (20) is arranged inside the framework body (2); the skeleton is the integral type structure.
9. An easy-to-peel four-unit optical cable according to any one of claims 1 to 8, wherein: the skeleton body is made of plastic.
10. An easy-to-peel four-unit optical cable according to any one of claims 1 to 8, wherein the material of the hook member is plastic.
CN202220767318.2U 2022-04-01 2022-04-01 Easily-stripped four-unit optical cable Active CN216901087U (en)

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CN202220767318.2U CN216901087U (en) 2022-04-01 2022-04-01 Easily-stripped four-unit optical cable

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Application Number Priority Date Filing Date Title
CN202220767318.2U CN216901087U (en) 2022-04-01 2022-04-01 Easily-stripped four-unit optical cable

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CN216901087U true CN216901087U (en) 2022-07-05

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