CN117908206B - Butterfly-shaped optical cable and prefabricated end-forming optical cable adopting same - Google Patents
Butterfly-shaped optical cable and prefabricated end-forming optical cable adopting same Download PDFInfo
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- CN117908206B CN117908206B CN202410298680.3A CN202410298680A CN117908206B CN 117908206 B CN117908206 B CN 117908206B CN 202410298680 A CN202410298680 A CN 202410298680A CN 117908206 B CN117908206 B CN 117908206B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 51
- 239000013307 optical fiber Substances 0.000 claims abstract description 58
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 230000002787 reinforcement Effects 0.000 claims description 72
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical group N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 25
- 230000001681 protective effect Effects 0.000 description 8
- 239000003351 stiffener Substances 0.000 description 8
- 239000011241 protective layer Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention belongs to the technical field of cables, and particularly relates to a butterfly-shaped optical cable, which is provided with two subunits, and is characterized in that: the subunit consists of a reinforcing part, an optical communication part and a subunit main body, wherein the subunit main body consists of a protection part, a reinforcing part protecting layer and a limiting part, the two subunit main bodies are mutually clamped in the same cross section, the reinforcing part protecting layer of one subunit main body is positioned in the protection part of the other subunit main body, and the reinforcing part and the optical fiber are positioned in the reinforcing part protecting layer; the invention has the advantages of simple structure, independent wiring of the subunits, self-supporting hanging wiring of the subunits, good protection effect and the like; the invention also discloses a prefabricated end optical cable.
Description
Technical Field
The invention belongs to the technical field of cables, and particularly relates to a butterfly-shaped optical cable and a prefabricated end-forming optical cable adopting the butterfly-shaped optical cable.
Background
In the prior art, as disclosed in CN116577889A, a butterfly-shaped lead-in optical cable with a special-shaped structure comprises a cable core and an outer sheath, and is characterized in that the cable core consists of a butterfly-shaped lead-in unit with the special-shaped structure and two identical protection modules; the special-shaped structure butterfly-shaped introducing unit is of an integral structure formed by extrusion molding, and is of a special structure; the protection module consists of a clamping convex column, a protection body and a protection extension body which are of an integrated structure, one end of the clamping convex column is connected with one end of the protection body, the other end of the protection body is connected with one end of the protection extension body, and the protection body and the protection extension body are of a bent structure; in the combined state, the two protection modules are clamped with the butterfly-shaped introducing unit with the special-shaped structure to form a cable core with a cylindrical surface; the outer sheath is located outside the cable core.
The prior art has the following defects: 1. only one butterfly-shaped introducing unit is arranged, and independent wiring cannot be realized; 2. the laying is inconvenient.
Disclosure of Invention
In order to solve the problems, the invention aims to disclose a butterfly-shaped optical cable and a prefabricated end optical cable adopting the butterfly-shaped optical cable, which are realized by adopting the following technical scheme.
A butterfly-shaped optical cable having two subunits, characterized in that: the subunit consists of a reinforcing piece, an optical communication part and a subunit main body, wherein the subunit main body consists of a protecting part and a reinforcing piece protecting layer, the protecting part consists of a first protecting part, a second protecting part, a third protecting part, a fourth protecting part and a fifth protecting part, one end of the first protecting part is connected with one end of the second protecting part, the other end of the first protecting part is connected with the reinforcing piece protecting layer, the other end of the second protecting part is connected with one end of the third protecting part, the other end of the third protecting part is connected with one end of the fourth protecting part, the other end of the fourth protecting part is connected with one end of the fifth protecting part, a containing cavity is formed among the first protecting part, the second protecting part, the third protecting part, the fourth protecting part and the fifth protecting part, an inlet communicated with the containing cavity is formed among the reinforcing piece protecting layer and the other end of the fifth protecting part, and the minimum width of the reinforcing piece protecting layer is larger than the width of the inlet; the reinforcement sheath of one subunit body is positioned in the accommodating cavity of the other subunit body, the outer side wall of the reinforcement sheath of one subunit body is attached to the inner side wall of the accommodating cavity of the other subunit body, and the reinforcement and the optical fiber are positioned in the reinforcement sheath.
The butterfly-shaped optical cable described above, characterized in that: the reinforcement protection layer is regular hexagon, one of the outer side walls of the reinforcement protection layer is a first reinforcement protection layer side wall, one outer side wall which is adjacent to the first reinforcement protection layer side wall and is positioned above one of the outer side walls of the reinforcement protection layer is a second reinforcement protection layer side wall, the first protection part and the second protection part are 120 degrees, the second protection part and the third protection part are 120 degrees, the third protection part and the fourth protection part are 120 degrees, the fourth protection part and the fifth protection part are 120 degrees, the end face of the other end of the fifth protection part is parallel to the first protection part, and the inner side wall of the accommodating cavity corresponding to the first protection part and the second reinforcement protection layer side wall are positioned on the same plane; the inner side wall of the accommodating cavity corresponding to the first protection part of one subunit main body is attached to the outer side wall of the accommodating cavity corresponding to the second protection part of the other subunit main body, the other four outer side walls except the first reinforcement protection layer side wall and the second reinforcement protection layer side wall on the reinforcement protection layer are attached to the inner side wall of the accommodating cavity corresponding to the second protection part, the inner side wall of the accommodating cavity corresponding to the third protection part, the inner side wall of the accommodating cavity corresponding to the fourth protection part and the inner side wall of the accommodating cavity corresponding to the fifth protection part respectively, the end face of the other end of the fifth protection part of one subunit main body is attached to the outer side wall of the accommodating cavity corresponding to the first protection part of the other subunit main body, and the outer side wall of the accommodating cavity corresponding to the second protection part of the other subunit main body is located on the same plane.
The butterfly-shaped optical cable described above, characterized in that: and a tearing opening is formed between the side wall of the first reinforcement protective layer and the outer side wall of the accommodating cavity corresponding to the first protective component, the optical fiber is opposite to the tearing opening, the other end of the fifth protective component is provided with a limiting component, and the limiting component of one subunit main body is positioned in the tearing opening of the other subunit main body.
The butterfly-shaped optical cable described above, characterized in that: the material of the subunit main body is flame-retardant polyolefin.
The butterfly-shaped optical cable described above, characterized in that: the reinforcement is a steel wire or glass fiber reinforced plastic rod.
The butterfly-shaped optical cable described above, characterized in that: in the same cross section, the length of the butterfly-shaped optical cable is 3.0+/-0.1 mm, and the width of the butterfly-shaped optical cable is 2.0+/-0.1 mm.
The butterfly-shaped optical cable described above, characterized in that: the optical communication component is an optical fiber ribbon, and the optical fiber ribbon is formed by combining at least two optical fibers.
The butterfly-shaped optical cable described above, characterized in that: the optical communication component is an optical fiber.
The butterfly-shaped optical cable described above, characterized in that: the type of the optical fiber is G657A or G657B.
A preformed end cable having four fiber optic connector assemblies, characterized by: the butterfly-shaped optical cable is characterized in that the butterfly-shaped optical cable further comprises a connecting wire and an optical fiber connector, one end of the connecting wire is connected with the optical fiber connector, an inserting core which is optically connected with the optical fiber connector is arranged in the other end of the connecting wire, the inserting core is used for being connected with the optical fiber, the protecting layers of the reinforcing pieces and the end faces of the reinforcing pieces are contracted in corresponding accommodating cavities, two ends of each accommodating cavity are respectively spliced with the other end of one connecting wire, the inserting core in the connecting wire is connected with the corresponding optical fiber, the cross section of the connecting wire is in a regular hexagon shape, one side face of the connecting wire is attached to a limiting part, the other five side faces of the connecting wire are respectively attached to the inner side walls of the corresponding accommodating cavities, the inner side walls of the accommodating cavities corresponding to the first protecting part, the inner side walls of the accommodating cavities corresponding to the second protecting part, the inner side walls of the accommodating cavities corresponding to the third protecting part, the inner side walls of the accommodating cavities corresponding to the fourth protecting part, and the outer parts of the splicing parts of the accommodating cavities corresponding to the fifth protecting part are provided with a fixing part for fixing the connecting wire and the optical cable.
The above-mentioned prefabricated end optical cable, its characterized in that: the type of the optical fiber connector is FC type or SC type.
The invention has the following beneficial effects:
1. The butterfly cable may be split into two separate subunits, which are individually routed.
2. When two subunits are separately wired, the first, second, third and fourth and fifth protecting parts of the subunits form a hook shape, can be hung on a wire or rope for wiring, and are convenient to lay.
3. The second, third and fourth and fifth protection components of the two subunits are spliced into a protective layer, enhancing the protection of the internal optical fiber.
4. The limiting component is located in the tearing opening, the tearing opening can be protected, accidental tearing is prevented, and meanwhile the limiting component can further fix the position of the reinforcement protecting layer, so that the reinforcement protecting layer is prevented from being separated from the inlet.
5. The two subunits are respectively provided with an optical fiber or an optical fiber ribbon, and when one subunit is damaged, the use of the other subunit is not affected.
6. The butterfly-shaped optical cable is more convenient and firm to connect with the optical fiber connector assembly, the optical fiber connector assembly is easy to replace, and one cable can form two branch optical cables with optical fiber connectors.
Drawings
Fig. 1 is a schematic perspective view of a section of embodiment 1.
Fig. 2 is a schematic structural view of the end face of embodiment 1.
Fig. 3 is a schematic perspective view of a section of the subunit of embodiment 1.
Fig. 4 is a schematic structural view of an end face of the subunit of embodiment 1.
Fig. 5 is a schematic perspective view of a section of embodiment 2.
Fig. 6 is a schematic structural view of the end face of embodiment 2.
Fig. 7 is a schematic perspective view of a section of the subunit of embodiment 2.
Fig. 8 is a schematic diagram of the structure of the end face of the subunit of embodiment 2.
Fig. 9 is a schematic perspective view of one end of embodiment 3.
In the figure: 1. subunit, 2. Strength member, 3. Optical fiber, 4. Optical fiber ribbon, 5. Securing member, 6. Connection wire, 7. Optical fiber connector, 11. First protective member, 12. Second protective member, 13. Third protective member, 14. First strength member jacket sidewall, 15. Fourth protective member, 16. Fifth protective member, 17. Strength member jacket, 18. Access port, 19. Spacing member, 110. Receiving cavity, 111. Second strength member jacket sidewall, 112. Tear seam.
Detailed Description
Example 1
As shown in fig. 1 to 4, a butterfly cable has two subunits 1, characterized in that: the subunit 1 is composed of a stiffener 2, an optical fiber 3 and a subunit main body, the subunit main body is composed of a first protection component 11, a second protection component 12, a third protection component 13, a fourth protection component 15, a fifth protection component 16, a stiffener sheath 17 and a limiting component 19, in the same cross section, the stiffener sheath 17 is in a regular hexagon shape, one of the outer side walls of the stiffener sheath 17 is a first stiffener sheath side wall 14, and one of the outer side walls which is adjacent to the first stiffener sheath side wall 14 and is positioned above one of the outer side walls of the stiffener sheath 17 is a second stiffener sheath side wall 111; one end of the first protection part 11 is connected with one end of the second protection part 12, the first protection part 11 and the second protection part 12 form 120 degrees, the other end of the first protection part 11 is connected with the reinforcement sheath 17, the other end of the second protection part 12 is connected with one end of the third protection part 13, the second protection part 12 and the third protection part 13 form 120 degrees, the other end of the third protection part 13 is connected with one end of the fourth protection part 15, the third protection part 13 and the fourth protection part 15 form 120 degrees, the other end of the fourth protection part 15 is connected with one end of the fifth protection part 16, the fourth protection part 15 and the fifth protection part 16 form 120 degrees, a containing cavity 110 is formed among the first protection part 11, the second protection part 12, the third protection part 13, the fourth protection part 15 and the fifth protection part 16, the end face of the other end of the fifth protection part 16 is parallel to the first protection part 11, an inlet 18 communicated with the accommodating cavity 110 is formed between the second reinforcement protection layer side wall 111 and the other end of the fifth protection part 16, a limiting part 19 is arranged on the inner side wall of the accommodating cavity 110 corresponding to the fifth protection part 16 and positioned at the other end of the fifth protection part 16, the inner side wall of the accommodating cavity 110 corresponding to the first protection part 11 and the second reinforcement protection layer side wall 111 are positioned on the same plane, a tearing gap 112 is formed between the first reinforcement protection layer side wall 14 and the outer side wall of the accommodating cavity 110 corresponding to the first protection part 11, the reinforcement 2 and the optical fiber 3 are positioned in the reinforcement protection layer 17, and the optical fiber 3 is opposite to the tearing gap 112; the reinforcement sheath 17 of one subunit body is located in the accommodating cavity 110 of the other subunit body, the limit part 19 of one subunit body is located in the tearing port 112 of the other subunit body, the inner side wall of the accommodating cavity 110 corresponding to the first protection part 11 of one subunit body is attached to the second reinforcement sheath side wall 111 of the other subunit body, the remaining four outer side walls except the first reinforcement sheath side wall 14 and the second reinforcement sheath side wall 111 on the reinforcement sheath 17 are attached to the inner side wall of the accommodating cavity 110 corresponding to the second protection part 12, the inner side wall of the accommodating cavity 110 corresponding to the third protection part 13, the inner side wall of the accommodating cavity 110 corresponding to the fourth protection part 15 and the inner side wall of the accommodating cavity 110 corresponding to the fifth protection part 16 of one subunit body, the end face of the other end face of the fifth protection part 16 of one subunit body is attached to the outer side wall of the accommodating cavity 110 corresponding to the first protection part 11 of the other subunit body, and the outer side walls of the accommodating cavity 110 corresponding to the fifth protection part 16 of one subunit body are located on the same plane as the outer side walls of the accommodating cavity 110 corresponding to the second protection part 12 of the other subunit body.
Example 2
As shown in fig. 5 to 8, a butterfly cable has two subunits 1, characterized in that: the subunit 1 is composed of a reinforcement 2, an optical fiber ribbon 4 and a subunit main body, the optical fiber ribbon 4 is formed by combining at least two optical fibers 3, the subunit main body is composed of a first protection part 11, a second protection part 12, a third protection part 13, a fourth protection part 15, a fifth protection part 16, a reinforcement sheath 17 and a limiting part 19, in the same cross section, the reinforcement sheath 17 is in a regular hexagon shape, one of the outer side walls of the reinforcement sheath 17 is a first reinforcement sheath side wall 14, and one of the outer side walls which is adjacent to the first reinforcement sheath side wall 14 and is positioned above one of the outer side walls of the reinforcement sheath 17 is a second reinforcement sheath side wall 111; one end of the first protection part 11 is connected with one end of the second protection part 12, the first protection part 11 and the second protection part 12 form 120 degrees, the other end of the first protection part 11 is connected with the reinforcement sheath 17, the other end of the second protection part 12 is connected with one end of the third protection part 13, the second protection part 12 and the third protection part 13 form 120 degrees, the other end of the third protection part 13 is connected with one end of the fourth protection part 15, the third protection part 13 and the fourth protection part 15 form 120 degrees, the other end of the fourth protection part 15 is connected with one end of the fifth protection part 16, the fourth protection part 15 and the fifth protection part 16 form 120 degrees, a containing cavity 110 is formed among the first protection part 11, the second protection part 12, the third protection part 13, the fourth protection part 15 and the fifth protection part 16, the end face of the other end of the fifth protection part 16 is parallel to the first protection part 11, an inlet 18 communicated with the accommodating cavity 110 is formed between the second reinforcement protection layer side wall 111 and the other end of the fifth protection part 16, a limiting part 19 is arranged on the inner side wall of the accommodating cavity 110 corresponding to the fifth protection part 16 and positioned at the other end of the fifth protection part 16, the inner side wall of the accommodating cavity 110 corresponding to the first protection part 11 and the second reinforcement protection layer side wall 111 are positioned on the same plane, a tearing gap 112 is formed between the first reinforcement protection layer side wall 14 and the outer side wall of the accommodating cavity 110 corresponding to the first protection part 11, the reinforcement 2 and the optical fiber ribbon 4 are positioned in the reinforcement protection layer 17, and the optical fiber 3 is opposite to the tearing gap 112; the reinforcement sheath 17 of one subunit body is located in the accommodating cavity 110 of the other subunit body, the limit part 19 of one subunit body is located in the tearing port 112 of the other subunit body, the inner side wall of the accommodating cavity 110 corresponding to the first protection part 11 of one subunit body is attached to the second reinforcement sheath side wall 111 of the other subunit body, the remaining four outer side walls except the first reinforcement sheath side wall 14 and the second reinforcement sheath side wall 111 on the reinforcement sheath 17 are attached to the inner side wall of the accommodating cavity 110 corresponding to the second protection part 12, the inner side wall of the accommodating cavity 110 corresponding to the third protection part 13, the inner side wall of the accommodating cavity 110 corresponding to the fourth protection part 15 and the inner side wall of the accommodating cavity 110 corresponding to the fifth protection part 16 of one subunit body, the end face of the other end face of the fifth protection part 16 of one subunit body is attached to the outer side wall of the accommodating cavity 110 corresponding to the first protection part 11 of the other subunit body, and the outer side walls of the accommodating cavity 110 corresponding to the fifth protection part 16 of one subunit body are located on the same plane as the outer side walls of the accommodating cavity 110 corresponding to the second protection part 12 of the other subunit body.
A butterfly optical cable according to embodiment 1 or embodiment 2, wherein: the type of the optical fiber 3 is G657A or G657B.
A butterfly optical cable according to embodiment 1 or embodiment 2, wherein: the material of the subunit main body is flame-retardant polyolefin.
A butterfly optical cable according to embodiment 1 or embodiment 2, wherein: the reinforcement 2 is a steel wire or glass fiber reinforced plastic rod.
A butterfly optical cable according to embodiment 1 or embodiment 2, wherein: in the same cross section, the length of the butterfly-shaped optical cable is 3.0+/-0.1 mm, and the width of the butterfly-shaped optical cable is 2.0+/-0.1 mm.
Example 3
As shown in fig. 9, and referring to fig. 1-4, a preformed end cable having four fiber optic connector assemblies, characterized by: the butterfly-shaped optical cable according to embodiment 1 is further provided, the optical fiber connector assembly includes a connection wire 6 and an optical fiber connector 7, one end of the connection wire 6 is connected with the optical fiber connector 7, a ferrule optically connected with the optical fiber connector 7 is disposed in the other end of the connection wire 6, the ferrule is used for being connected with the optical fiber 3, the end faces of the reinforcement sheath 17 and the reinforcement 2 are retracted in the corresponding accommodating cavity 110, two ends of each accommodating cavity 110 are respectively plugged with the other end of one connection wire 6, the ferrule in the connection wire 6 is connected with the corresponding optical fiber 3, the cross section of the connection wire 6 is in a regular hexagon shape, one side surface of the connection wire 6 is attached to the limiting component 19, the other five side surfaces of the connection wire 6 are attached to the inner side walls of the corresponding accommodating cavity 110, the inner side walls of the accommodating cavity 110 are the inner side walls of the accommodating cavity 110 corresponding to the first protection component 11, the inner side walls of the accommodating cavity 110 corresponding to the second protection component 12, the inner side walls of the accommodating cavity 110 corresponding to the third protection component 13, the inner side walls of the accommodating cavity 110 corresponding to the fourth protection component 15 and the inner side walls of the accommodating cavity 110 corresponding to the inner side walls of the fifth protection component 16, the connection wire 6 are attached to the inner side walls of the accommodating cavity 6, and the connecting wire 6 are attached to the limiting component 19, and the fixing parts are arranged at the outer fixing positions of the connection wire 6 and the optical cable 5.
The prefabricated terminal optical cable according to embodiment 3, wherein: the type of the optical fiber connector 7 is FC type or SC type.
The invention has the following beneficial effects:
1. The butterfly cable may be split into two separate subunits, which are individually routed.
2. When two sub-units are separately wired, the first, second, third and fourth protecting members 11, 12, 13 and 15 and the fifth protecting member 16 of the sub-units are formed in a hook-like shape, and can be hung on a wire or a rope for wiring, thereby facilitating the laying.
3. The second 12, third 13 and fourth 15 and fifth 16 protective members of the two subunits are spliced into a protective layer enhancing the protection of the internal optical fibers.
4. The limiting component 19 is located in the tearing opening 112, so that the tearing opening 112 can be protected from accidental tearing, and meanwhile, the limiting component 19 can further fix the position of the reinforcement sheath 17 to prevent the reinforcement sheath 17 from being separated from the inlet 18.
5. The optical fibers 3 or the optical fiber ribbons 4 are respectively arranged in the two subunits, and when one subunit is damaged, the use of the other subunit is not affected.
6. The butterfly-shaped optical cable is more convenient and firm to connect with the optical fiber connector assembly, the optical fiber connector assembly is easy to replace, and one cable can form two branch optical cables with optical fiber connectors.
The above-described embodiments are only preferred embodiments 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 the protection scope includes equivalent alternatives to the technical features of the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.
Claims (9)
1. A butterfly cable having two subunits (1), characterized in that: the subunit (1) is composed of a reinforcing piece (2), an optical communication part and a subunit main body, the subunit main body is composed of a protection part and a reinforcing piece protection layer (17), the protection part is composed of a first protection part (11), a second protection part (12), a third protection part (13), a fourth protection part (15) and a fifth protection part (16), one end of the first protection part (11) is connected with one end of the second protection part (12), the other end of the first protection part (11) is connected with the reinforcing piece protection layer (17), the other end of the second protection part (12) is connected with one end of the third protection part (13), the other end of the third protection part (13) is connected with one end of the fourth protection part (15), the other end of the fourth protection part (15) is connected with one end of the fifth protection part (16), a containing cavity (110) is formed between the first protection part (11), the second protection part (12), the third protection part (13), the fourth protection part (15) and the fifth protection part (16), one end of the fourth protection part (16) is connected with one end of the fifth protection part (16), one end of the reinforcing part (17) is connected with one end of the fourth protection part (16), and the other end of the fourth protection part (12) is connected with one end of the fourth protection part (16) is connected with one end of the fourth protection part, and the other end of the fourth protection part is connected with the fourth end of the fourth protection part is respectively; the reinforcement sheath (17) of one subunit body is positioned in the accommodating cavity (110) of the other subunit body, the outer side wall of the reinforcement sheath (17) of the one subunit body is attached to the inner side wall of the accommodating cavity (110) of the other subunit body, and the reinforcement (2) and the optical fiber (3) are positioned in the reinforcement sheath (17);
The reinforcement protection layer (17) is in a regular hexagon shape, one of the outer side walls of the reinforcement protection layer (17) is a first reinforcement protection layer side wall (14), one outer side wall which is adjacent to the first reinforcement protection layer side wall (14) and is positioned above one of the outer side walls of the reinforcement protection layer (17) is a second reinforcement protection layer side wall (111), the first protection part (11) and the second protection part (12) form 120 degrees, the second protection part (12) and the third protection part (13) form 120 degrees, the third protection part (13) and the fourth protection part (15) form 120 degrees, the end face of the other end of the fourth protection part (15) and the fifth protection part (16) are parallel to the first protection part (11), and the inner side wall of the accommodating cavity (110) corresponding to the first protection part (11) and the second reinforcement protection layer side wall (111) are positioned on the same plane; the inner side wall of the accommodating cavity (110) corresponding to the first protection part (11) of one subunit main body is attached to the second reinforcement sheath side wall (111) of the other subunit main body, the other four outer side walls except the first reinforcement sheath side wall (14) and the second reinforcement sheath side wall (111) on the reinforcement sheath (17) are attached to the outer side wall of the accommodating cavity (110) corresponding to the second protection part (12), the inner side wall of the accommodating cavity (110) corresponding to the third protection part (13), the inner side wall of the accommodating cavity (110) corresponding to the fourth protection part (15) and the inner side wall of the accommodating cavity (110) corresponding to the fifth protection part (16), the end face of the other end of the fifth protection part (16) of one subunit main body is attached to the outer side wall of the accommodating cavity (110) corresponding to the first protection part (11) of the other subunit main body, and the outer side wall of the accommodating cavity (110) corresponding to the fifth protection part (16) of one subunit main body is located on the same plane as the outer side wall of the accommodating cavity (110) corresponding to the second protection part (12) of the other subunit main body.
2. A butterfly cable according to claim 1, wherein: a tearing opening (112) is formed between the side wall (14) of the first reinforcement sheath and the outer side wall of the accommodating cavity (110) corresponding to the first protection part (11), the optical fiber (3) is opposite to the tearing opening (112), the other end of the fifth protection part (16) is provided with a limiting part (19), and the limiting part (19) of one subunit main body is positioned in the tearing opening (112) of the other subunit main body.
3. A butterfly cable according to claim 2, wherein: the material of the subunit main body is flame-retardant polyolefin.
4. A butterfly cable according to claim 3, wherein: the reinforcement (2) is a steel wire or glass fiber reinforced plastic rod.
5. The butterfly cable of claim 4, wherein: in the same cross section, the length of the butterfly-shaped optical cable is 3.0+/-0.1 mm, and the width of the butterfly-shaped optical cable is 2.0+/-0.1 mm.
6. A butterfly cable according to claim 5, wherein: the optical communication component is an optical fiber ribbon (4), and the optical fiber ribbon (4) is formed by combining at least two optical fibers (3).
7. A butterfly cable according to claim 6, wherein: the optical communication component is an optical fiber (3).
8. A preformed end cable having four fiber optic connector assemblies, characterized by: the butterfly-shaped optical cable further comprises the optical fiber connector assembly as set forth in claim 7, the optical fiber connector assembly comprises a connecting wire (6) and an optical fiber connector (7), one end of the connecting wire (6) is connected with the optical fiber connector (7), an inserting core which is optically connected with the optical fiber connector (7) is arranged in the other end of the connecting wire (6), the end faces of the reinforcement protection layer (17) and the reinforcement (2) are contracted in the corresponding accommodating cavity (110), two ends of each accommodating cavity (110) are respectively inserted into the other end of one connecting wire (6), the inserting core in the connecting wire (6) is connected with the corresponding optical fiber (3), the cross section of the connecting wire (6) is in a regular hexagon shape, one side face of the connecting wire (6) is attached to a limiting part (19), the other five side faces of the connecting wire (6) are attached to the inner side walls of the corresponding accommodating cavities (110), the inner side walls of the accommodating cavities (110) are the inner side walls of the accommodating cavities (110) corresponding to the first protection parts (11), the inner side walls of the accommodating cavities (110) corresponding to the second protection parts (12), the inner side walls of the accommodating cavities (13) corresponding to the inner side walls of the fifth protection parts (16) corresponding to the inner side walls (110) of the accommodating parts (15) corresponding to the fourth protection parts (110), a fixing part (5) is arranged outside the plugging position of the connecting wire (6) and the accommodating cavity (110).
9. A preformed end cable according to claim 8 wherein: the type of the optical fiber connector (7) is FC type or SC type.
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| CN202410298680.3A CN117908206B (en) | 2024-03-15 | 2024-03-15 | Butterfly-shaped optical cable and prefabricated end-forming optical cable adopting same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410298680.3A CN117908206B (en) | 2024-03-15 | 2024-03-15 | Butterfly-shaped optical cable and prefabricated end-forming optical cable adopting same |
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| CN117908206A CN117908206A (en) | 2024-04-19 |
| CN117908206B true CN117908206B (en) | 2024-05-17 |
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| CN210005758U (en) * | 2019-07-26 | 2020-01-31 | 常熟市谷雷特机械产品设计有限公司 | butterfly-shaped leading-in optical cable |
| 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 |
| CN115144986A (en) * | 2022-07-24 | 2022-10-04 | 常熟迅联光电科技有限公司 | Butterfly-shaped introduction optical unit module and butterfly-shaped introduction optical cable with same |
| CN116577889A (en) * | 2023-05-19 | 2023-08-11 | 长飞光纤光缆股份有限公司 | Butterfly-shaped lead-in optical cable with special-shaped structure |
| CN116840990A (en) * | 2023-07-21 | 2023-10-03 | 汕头高新区奥星光通信设备有限公司 | Butterfly-shaped lead-in optical cable with two lead-in units |
| CN219978579U (en) * | 2023-05-19 | 2023-11-07 | 长飞光纤光缆股份有限公司 | Butterfly-shaped lead-in optical cable with protection module |
| CN117148528A (en) * | 2023-10-30 | 2023-12-01 | 江苏永鼎股份有限公司 | Self-supporting optical cable |
-
2024
- 2024-03-15 CN CN202410298680.3A patent/CN117908206B/en active Active
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| CN105739037A (en) * | 2014-01-26 | 2016-07-06 | 王和根 | Color-locking optical cable |
| CN210005758U (en) * | 2019-07-26 | 2020-01-31 | 常熟市谷雷特机械产品设计有限公司 | butterfly-shaped leading-in optical cable |
| 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 |
| CN115144986A (en) * | 2022-07-24 | 2022-10-04 | 常熟迅联光电科技有限公司 | Butterfly-shaped introduction optical unit module and butterfly-shaped introduction optical cable with same |
| CN116577889A (en) * | 2023-05-19 | 2023-08-11 | 长飞光纤光缆股份有限公司 | Butterfly-shaped lead-in optical cable with special-shaped structure |
| CN219978579U (en) * | 2023-05-19 | 2023-11-07 | 长飞光纤光缆股份有限公司 | Butterfly-shaped lead-in optical cable with protection module |
| CN116840990A (en) * | 2023-07-21 | 2023-10-03 | 汕头高新区奥星光通信设备有限公司 | Butterfly-shaped lead-in optical cable with two lead-in units |
| CN117148528A (en) * | 2023-10-30 | 2023-12-01 | 江苏永鼎股份有限公司 | Self-supporting optical cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117908206A (en) | 2024-04-19 |
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