CN112731601A - Butterfly-shaped leading-in optical cable and photoelectric hybrid cable - Google Patents
Butterfly-shaped leading-in optical cable and photoelectric hybrid cable Download PDFInfo
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- CN112731601A CN112731601A CN202011512214.9A CN202011512214A CN112731601A CN 112731601 A CN112731601 A CN 112731601A CN 202011512214 A CN202011512214 A CN 202011512214A CN 112731601 A CN112731601 A CN 112731601A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/22—Cables including at least one electrical conductor together with optical fibres
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Communication Cables (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The butterfly-shaped optical unit is composed of an optical fiber, a first reinforcing part, a second reinforcing part and a first butterfly-shaped sheath, wherein the first reinforcing part and the second reinforcing part are positioned on the upper side and the lower side of the optical fiber; the method is characterized in that: the cross section of the butterfly-shaped light unit is in an elliptical shape; the protection casing is formed by the connection of upper protection tube, lower protection tube, and protection casing formula structure as an organic whole, butterfly light unit are located the protective housing. The application also discloses a butterfly-shaped leading-in photoelectric hybrid cable. The invention has the following main beneficial effects: the circuit is more pleasing to the eye, and photoelectric property is more stable more reliable, lays the efficiency higher, and the cable can not twist in use, and the electric radiating effect is more excellent.
Description
Technical Field
The invention belongs to the technical field of communication and optical cables, and particularly relates to a butterfly-shaped lead-in optical cable and an optical-electrical hybrid cable.
Background
The butterfly-shaped drop cable in the prior art has a multi-core structure and a single-core structure, and is generally used for a junction box introduced into a home or an office or outdoors, and the multi-core cable is mainly used for being connected into the junction box outdoors to realize branching. However, for relatively close users, the optical cables are required to be laid from the outdoor junction box for multiple times and are respectively led into the users, and repeated construction and disordered lines are caused. On the other hand, in an outdoor junction box, a power supply is sometimes required, additional power supply is required, and the outdoor junction box is required to be applied to a power consumer, which is extremely high in cost and troublesome in procedure. On the other hand, the butterfly-shaped drop cable in the prior art adopts a clamping or direct cable-pulling winding mode, so that the optical fiber in the cable is often broken, and the signal is interrupted or unstable. In addition, the butterfly-shaped leading-in optical cable in the prior art is erected independently and is easy to be bitten by animals, and a sheath of the butterfly-shaped leading-in optical cable is easy to be damaged by limit conditions such as rain, fog and the like.
Disclosure of Invention
In order to solve the above problems, the present invention discloses a butterfly-shaped drop cable and a hybrid optical/electrical cable, which are implemented by the following technical solutions.
A butterfly-shaped drop cable comprises a protective shell and two butterfly-shaped optical units, wherein each butterfly-shaped optical unit consists of an optical fiber, a first reinforcing piece, a second reinforcing piece and a first butterfly-shaped sheath, the first reinforcing piece and the second reinforcing piece are positioned on the upper side and the lower side of the optical fiber, the first reinforcing piece and the second reinforcing piece are wrapped by the first butterfly-shaped sheath, and first tearing openings are formed in the edges of the first butterfly-shaped sheaths on the left side and the right side of the optical fiber; the method is characterized in that: the cross section of the butterfly-shaped light unit is in an elliptical shape; the protection shell is formed by connecting an upper protection tube and a lower protection tube, the protection shell is of an integrated structure, an upper containing cavity with an oval cross section is formed in the upper protection tube, a lower containing cavity with an oval cross section is formed in the lower protection tube, the lower end part of a long shaft of the upper protection tube is connected with the upper end part of the long shaft of the lower protection tube, a transition channel is formed between the upper protection tube and the lower protection tube, and the transition channel connects the upper containing cavity with the lower containing cavity; one of the butterfly-shaped light units is positioned in the upper accommodating cavity, and the other butterfly-shaped light unit is positioned in the lower accommodating cavity.
The butterfly-shaped drop cable is characterized in that both sides of the joint of the upper protection tube and the lower protection tube are recessed towards the axial plane of the protection shell.
A butterfly-shaped lead-in photoelectric hybrid cable comprises a protective shell, a butterfly-shaped optical unit and a butterfly-shaped electric unit, wherein the butterfly-shaped optical unit consists of an optical fiber, a first reinforcing piece, a second reinforcing piece and a first butterfly-shaped sheath, the first reinforcing piece and the second reinforcing piece are positioned at the upper side and the lower side of the optical fiber, the first reinforcing piece and the second reinforcing piece are coated by the first butterfly-shaped sheath, and the edges of the first butterfly-shaped sheath at the left side and the right side of the optical fiber are provided with first tearing openings; the butterfly-shaped electric unit consists of a first insulating lead, a second insulating lead and a second butterfly-shaped sheath, the first insulating lead consists of a first conductor and a first insulating layer, the first insulating layer is coated outside the first conductor, the second insulating lead consists of a second conductor and a second insulating layer, the second insulating layer is coated outside the second conductor, and the edge of the second butterfly-shaped sheath is provided with a second tearing port; the method is characterized in that: the cross sections of the butterfly-shaped light unit and the butterfly-shaped electric unit are both elliptical; the protection shell is formed by connecting an upper protection tube and a lower protection tube, the protection shell is of an integrated structure, an upper containing cavity with an oval cross section is formed in the upper protection tube, a lower containing cavity with an oval cross section is formed in the lower protection tube, the lower end part of a long shaft of the upper protection tube is connected with the upper end part of the long shaft of the lower protection tube, a transition channel is formed between the upper protection tube and the lower protection tube, and the transition channel connects the upper containing cavity with the lower containing cavity; the butterfly light unit is located the holding intracavity, and the butterfly electricity unit is located holding intracavity down.
The butterfly-shaped leading-in photoelectric hybrid cable is characterized in that two sides of the joint of the upper protection tube and the lower protection tube are recessed towards the axial plane of the protection shell.
A butterfly-shaped lead-in photoelectric hybrid cable comprises a protective shell, a butterfly-shaped optical unit and a butterfly-shaped electric unit, wherein the butterfly-shaped optical unit consists of an optical fiber, a first reinforcing piece, a second reinforcing piece and a first butterfly-shaped sheath, the first reinforcing piece and the second reinforcing piece are positioned at the upper side and the lower side of the optical fiber, the first reinforcing piece and the second reinforcing piece are coated by the first butterfly-shaped sheath, and the edges of the first butterfly-shaped sheath at the left side and the right side of the optical fiber are provided with first tearing openings; the butterfly-shaped electric unit consists of a first insulating lead, a second insulating lead and a second butterfly-shaped sheath, the first insulating lead consists of a first conductor and a first insulating layer, the first insulating layer is coated outside the first conductor, the second insulating lead consists of a second conductor and a second insulating layer, the second insulating layer is coated outside the second conductor, and the edge of the second butterfly-shaped sheath is provided with a second tearing port; the method is characterized in that: the cross sections of the butterfly-shaped light unit and the butterfly-shaped electric unit are both elliptical; the cross section of the protection shell is in an oval shape, the protection shell is in an integrated structure and is composed of a protection shell body, an upper containing cavity which is located at the upper part and has an oval cross section, a lower containing cavity which is located at the lower part and has an oval cross section and a transition channel which communicates the upper containing cavity with the lower containing cavity are arranged in the protection shell, and the plane where the long axis of the upper containing cavity is located is coincident with the plane where the long axis of the lower containing cavity is located; the butterfly light unit is located the holding intracavity, the butterfly electricity unit is located holding intracavity down, first inclined groove has on the protective housing body of the left downside of last holding chamber and the upper left side of lower holding chamber, first inclined groove is the below slope of left side, the top of first inclined groove is first enhancement hole, the protective housing body of the right downside of last holding chamber and the upper right side of lower holding chamber has the second inclined groove, the second inclined groove is the below slope of right side, the top of second inclined groove is the second enhancement hole, the leftmost side in last holding chamber and the leftmost side in lower holding chamber are in the first plane, the rightmost side in last holding chamber and the rightmost side in lower holding chamber are in the second plane, first enhancement hole is located the right side in first plane, the second is strengthened the hole and is located the left side in second plane.
The butterfly-shaped lead-in photoelectric hybrid cable is characterized in that a heat dissipation channel is arranged between the first insulating lead and the second insulating lead.
The butterfly-shaped leading-in photoelectric hybrid cable is characterized in that the first conductor is made of copper or aluminum or an alloy.
The butterfly-shaped leading-in photoelectric hybrid cable is characterized in that the second conductor is made of copper or aluminum or an alloy.
In the butterfly-shaped lead-in optical-electrical hybrid cable, the first insulating layer is made of plastic.
The butterfly-shaped leading-in photoelectric hybrid cable is characterized in that the second insulating layer is made of plastic.
The butterfly-shaped leading-in photoelectric hybrid cable is characterized in that the second butterfly-shaped sheath is made of plastic.
The butterfly-shaped leading-in photoelectric hybrid cable is characterized in that the protective shell is made of plastic.
The butterfly-shaped leading-in photoelectric hybrid cable is characterized in that the first butterfly-shaped sheath is made of plastic.
The invention has the following main beneficial effects: the circuit is more pleasing to the eye, and photoelectric property is more stable more reliable, lays the efficiency higher, and the cable can not twist in use, and the electric radiating effect is more excellent.
Drawings
Fig. 1 is a schematic perspective view of a dissected segment of the example 1.
Fig. 2 is an enlarged cross-sectional structure diagram of fig. 1.
Fig. 3 is a schematic perspective view of a section of the protective shell used in fig. 1 after dissection.
Fig. 4 is a schematic perspective view of a dissected segment of the example 2.
Fig. 5 is an enlarged cross-sectional view of fig. 4.
Fig. 6 is a schematic perspective view of a dissected segment of the example 3.
Fig. 7 is an enlarged cross-sectional view of fig. 6.
Fig. 8 is an enlarged cross-sectional view of fig. 6.
FIG. 9 is a schematic cross-sectional structure of example 4.
FIG. 10 is a schematic cross-sectional structure of example 5.
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-protective housing, 11-upper protective tube, 12-lower protective tube, 110-upper receiving cavity, 111-first inclined groove, 1111-first reinforcing hole, 112-transition channel, 120-lower receiving cavity, 121-second inclined groove, 1211-second reinforcing hole, 2-butterfly light unit, 21-first butterfly sheath, 22-optical fiber, 23-first reinforcing member, 24-second reinforcing member, 25-first tearing port, 26-optical fiber band, 3-butterfly electric unit, 31-second butterfly sheath, 32-first insulating layer, 33-second insulating layer, 34-second tearing port, 35-heat dissipation channel, 321-first conductor, 331-second conductor, a-first plane, b-second plane.
Detailed Description
Examples 1
Referring to fig. 1 to 3, a butterfly-shaped drop cable includes a protective housing 1, two butterfly-shaped optical units 2, each butterfly-shaped optical unit 2 is composed of an optical fiber 22, a first strength member 23 and a second strength member 24 located at the upper and lower sides of the optical fiber 22, and a first butterfly-shaped sheath 21, the optical fiber, the first strength member, and the second strength member are covered by the first butterfly-shaped sheath, and the first butterfly-shaped sheath has a first tear 25 at the edge of the first butterfly-shaped sheath at the left and right sides of the optical fiber; the method is characterized in that: the cross section of the butterfly-shaped light unit is in an elliptical shape; the protection shell 1 is formed by connecting an upper protection tube 11 and a lower protection tube 12, the protection shell is of an integrated structure, an upper containing cavity 110 with an oval cross section is formed in the upper protection tube, a lower containing cavity 120 with an oval cross section is formed in the lower protection tube, the lower end part of a long shaft of the upper protection tube is connected with the upper end part of the long shaft of the lower protection tube, a transition channel 112 is formed between the upper protection tube and the lower protection tube, and the transition channel connects the upper containing cavity with the lower containing cavity; one of the butterfly-shaped light units is positioned in the upper accommodating cavity, and the other butterfly-shaped light unit is positioned in the lower accommodating cavity.
The butterfly-shaped drop cable is characterized in that both sides of the joint of the upper protection tube and the lower protection tube are recessed towards the axial plane of the protection shell.
EXAMPLES example 2
Referring to fig. 4 and 5, and fig. 1 to 3, a butterfly-shaped lead-in optical-electrical hybrid cable includes a protective housing 1, a butterfly-shaped optical unit 2, and a butterfly-shaped electrical unit 3, where the butterfly-shaped optical unit 2 is composed of an optical fiber 22, a first reinforcement 23 and a second reinforcement 24 located at upper and lower sides of the optical fiber 22, and a first butterfly-shaped sheath 21, the optical fiber, the first reinforcement, and the second reinforcement are covered by the first butterfly-shaped sheath, and edges of the first butterfly-shaped sheath at left and right sides of the optical fiber have first tearing openings 25; the butterfly-shaped electric unit 3 is composed of a first insulated wire, a second insulated wire and a second butterfly-shaped sheath 31, wherein the first insulated wire is composed of a first conductor 321 and a first insulated layer 32, the first insulated layer is coated outside the first conductor, the second insulated wire is composed of a second conductor 331 and a second insulated layer 33, the second insulated layer is coated outside the second conductor, and the edge of the second butterfly-shaped sheath is provided with a second tearing opening 34; the method is characterized in that: the cross sections of the butterfly-shaped light unit and the butterfly-shaped electric unit are both elliptical; the protection shell 1 is formed by connecting an upper protection tube 11 and a lower protection tube 12, the protection shell is of an integrated structure, an upper containing cavity 110 with an oval cross section is formed in the upper protection tube, a lower containing cavity 120 with an oval cross section is formed in the lower protection tube, the lower end part of a long shaft of the upper protection tube is connected with the upper end part of the long shaft of the lower protection tube, a transition channel 112 is formed between the upper protection tube and the lower protection tube, and the transition channel connects the upper containing cavity with the lower containing cavity; the butterfly light unit is located the holding intracavity, and the butterfly electricity unit is located holding intracavity down.
The butterfly-shaped leading-in photoelectric hybrid cable is characterized in that two sides of the joint of the upper protection tube and the lower protection tube are recessed towards the axial plane of the protection shell.
EXAMPLE 3
Referring to fig. 6 to 8 and fig. 1 to 5, a butterfly-shaped lead-in optical-electrical hybrid cable includes a protective housing 1, a butterfly-shaped optical unit 2, and a butterfly-shaped electrical unit 3, where the butterfly-shaped optical unit 2 is composed of an optical fiber 22, a first reinforcement 23 and a second reinforcement 24 located at upper and lower sides of the optical fiber 22, and a first butterfly-shaped sheath 21, the optical fiber, the first reinforcement, and the second reinforcement are covered by the first butterfly-shaped sheath, and edges of the first butterfly-shaped sheath at left and right sides of the optical fiber have first tearing openings 25; the butterfly-shaped electric unit 3 is composed of a first insulated wire, a second insulated wire and a second butterfly-shaped sheath 31, wherein the first insulated wire is composed of a first conductor 321 and a first insulated layer 32, the first insulated layer is coated outside the first conductor, the second insulated wire is composed of a second conductor 331 and a second insulated layer 33, the second insulated layer is coated outside the second conductor, and the edge of the second butterfly-shaped sheath is provided with a second tearing opening 34; the method is characterized in that: the cross sections of the butterfly-shaped light unit and the butterfly-shaped electric unit are both elliptical; the cross section of the protection shell 1 is oval, the protection shell is of an integrated structure and is composed of a protection shell body, an upper containing cavity which is located at the upper part and has an oval cross section, a lower containing cavity which is located at the lower part and has an oval cross section and a transition channel which communicates the upper containing cavity with the lower containing cavity are arranged in the protection shell, and the plane where the long axis of the upper containing cavity is located is coincident with the plane where the long axis of the lower containing cavity is located; the butterfly light unit is located in the upper accommodating cavity, the butterfly electric unit is located in the lower accommodating cavity, a first inclined groove 111 is formed in the protective shell body on the left lower side of the upper accommodating cavity and the left upper side of the lower accommodating cavity, the first inclined groove is inclined towards the left lower side, a first reinforcing hole 1111 is arranged at the uppermost end of the first inclined groove, a second inclined groove 121 is formed in the protective shell body on the right lower side of the upper accommodating cavity and the right upper side of the lower accommodating cavity, the second inclined groove is inclined towards the right lower side, a second reinforcing hole 1211 is arranged at the uppermost end of the second inclined groove, the leftmost side of the upper accommodating cavity and the leftmost side of the lower accommodating cavity are located in a first plane a, the rightmost side of the upper accommodating cavity and the rightmost side of the lower accommodating cavity are located in a second plane b, the first reinforcing hole 1111 is located on the right side of the first plane a, and the second reinforcing hole 1211 is located on the left.
EXAMPLE 4
Referring to fig. 9 and fig. 1 to 8, a butterfly-shaped lead-in optical/electrical hybrid cable is substantially the same as embodiment 3, except that a heat dissipation channel 35 is disposed between the first insulated wire and the second insulated wire.
EXAMPLE 5
Referring to fig. 10, and to fig. 1 to 9, a butterfly-shaped drop optical-electrical hybrid cable is basically the same as embodiment 4 except that the optical fiber 22 is disposed in the optical fiber ribbon 26 and the optical fiber has a plurality of optical fiber ribbons, the optical fiber ribbons are disposed between the first strength member 23 and the second strength member 24, and the first tearing ports 25 are disposed on the outer edges of the first butterfly-shaped sheaths 21 on the left and right sides of the optical fiber ribbons.
In the butterfly-shaped lead-in photoelectric hybrid cable, the optical fiber ribbon can also be vertically arranged instead of being horizontally arranged.
The material of the first conductor described in this application is copper or aluminum or an alloy.
The material of the second conductor described in this application is copper or aluminum or an alloy.
The material of the first insulating layer described in this application is plastic.
The material of the second insulating layer described in this application is plastic.
The material of the second butterfly sheath described in this application is plastic.
The material of the protective housing described in this application is plastic.
The material of the first butterfly sheath described in this application is plastic.
The model number of the optical fiber described in the present application is G.651 or 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 A1e or OM1 or OM2 or OM3 or OM 4.
The material of the first reinforcement described in this application is steel wire or aluminium wire or copper wire or glass fibre reinforced plastic.
The material of the second reinforcement described in this application is steel wire or aluminium wire or copper wire or glass fibre reinforced plastic.
The length of the long axis of the first butterfly-shaped sheath is 2.6-3.2mm, and the length of the short axis is 1.6-2.2 mm.
The length of the long axis of the second butterfly-shaped sheath is 2.6-3.2mm, and the length of the short axis is 1.6-2.2 mm.
The optical fibers in the embodiment example 1 of the present application may be replaced with optical fiber ribbons, like the embodiment example 5.
In the application, the protection shell further protects the butterfly-shaped lead-in optical cable unit and the electric unit, and reduces the influence of severe weather conditions on the butterfly-shaped lead-in optical cable unit and the electric unit; but also effectively prevents the small animals from biting, gnawing and biting. The two butterfly-shaped lead-in units are positioned in the same cable, and are led out from the junction box, the two butterfly-shaped lead-in units are firstly connected into one house, a plurality of the butterfly-shaped lead-in units which are firstly connected can be cut off or pulled away, and the other butterfly-shaped lead-in unit is connected into the other house, so that the laying cost is reduced, and the circuit is more attractive. In the application, the existence of the inclined groove enables the product to be hung on the rod-shaped body, the rod-shaped body can be a pre-laid rope, a pre-laid steel wire and the like, and the inclined groove is hung on the rod-shaped body, so that optical fibers in the product cannot be broken due to winding as in the prior art, and communication is more reliable; in the application, the rod-shaped body can be effectively clamped in the reinforcing hole due to the existence of the reinforcing hole, so that the product is not twisted under common external force, the position of the product is more reliably fixed, and meanwhile, the position and the structure of the inclined groove ensure that water vapor cannot enter and stay in the cable outdoors; the position of the reinforcing hole enables the product to be stressed on the protective shell when being erected on the rod-shaped body, and the optical fiber and the insulated wire cannot be damaged. Due to the transition channel, the upper and lower butterfly-shaped optical units or the lower butterfly-shaped electric unit of the upper butterfly-shaped optical unit can be replaced more conveniently, and the heat dissipation space is larger; the heat dissipation channel enables the heat productivity of the first insulated wire and the second insulated wire to be further effectively released, and the product performance is more stable and reliable. The application avoids the influence of electric heating on optical transmission caused by that optical potential and electric potential are in the same body in the prior art; and moreover, the power and the light can be introduced into one household, so that the cost is saved, and when the light is introduced into the junction box, the light is not required to be applied as a power user, so that the procedure is more saved.
The invention has the following main beneficial effects: the circuit is more pleasing to the eye, and photoelectric property is more stable more reliable, lays the efficiency higher, and the cable can not twist in use, and the electric radiating effect is more excellent.
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.
Claims (10)
1. A butterfly-shaped drop cable is provided with a protective shell (1) and two butterfly-shaped optical units (2), wherein each butterfly-shaped optical unit (2) is composed of an optical fiber (22), a first reinforcing piece (23), a second reinforcing piece (24) and a first butterfly-shaped sheath (21), the first butterfly-shaped sheath covers the optical fiber, the first reinforcing piece and the second reinforcing piece, and the edges of the first butterfly-shaped sheaths on the left side and the right side of the optical fiber are provided with first tearing openings (25); the method is characterized in that: the cross section of the butterfly-shaped light unit is in an elliptical shape; the protection shell (1) is formed by connecting an upper protection tube (11) and a lower protection tube (12), the protection shell is of an integrated structure, an upper containing cavity (110) with an oval cross section is formed in the upper protection tube, a lower containing cavity (120) with an oval cross section is formed in the lower protection tube, the lower end part of a long shaft of the upper protection tube is connected with the upper end part of the long shaft of the lower protection tube, a transition channel (112) is formed between the upper protection tube and the lower protection tube, and the transition channel connects the upper containing cavity with the lower containing cavity; one butterfly light unit is positioned in the upper accommodating cavity, and the other butterfly light unit is positioned in the lower accommodating cavity; both sides of the joint of the upper protection tube and the lower protection tube are sunken towards the axial plane of the protection shell; the model of the optical fiber is G.651 or 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 A1e or OM1 or OM2 or OM3 or OM 4; the first reinforcing piece is made of steel wires, aluminum wires, copper wires or glass fiber reinforced plastics; the second reinforcing piece is made of steel wires, aluminum wires, copper wires or glass fiber reinforced plastics.
2. A butterfly-shaped introducing photoelectric hybrid cable comprises a protective shell (1), a butterfly-shaped optical unit (2) and a butterfly-shaped electric unit (3), wherein the butterfly-shaped optical unit (2) is composed of an optical fiber (22), a first reinforcing piece (23), a second reinforcing piece (24) and a first butterfly-shaped sheath (21), the first reinforcing piece and the second reinforcing piece are positioned on the upper side and the lower side of the optical fiber (22), the optical fiber, the first reinforcing piece and the second reinforcing piece are wrapped by the first butterfly-shaped sheath, and first tearing openings (25) are formed in the edges of the first butterfly-shaped sheath on the left side and the right side of the optical fiber; the butterfly-shaped electric unit (3) is composed of a first insulated wire, a second insulated wire and a second butterfly-shaped sheath (31), the first insulated wire is composed of a first conductor (321) and a first insulated layer (32), the first insulated layer covers the first conductor, the second insulated wire is composed of a second conductor (331) and a second insulated layer (33), the second insulated layer covers the second conductor, and the edge of the second butterfly-shaped sheath is provided with a second tearing opening (34); the method is characterized in that: the cross sections of the butterfly-shaped light unit and the butterfly-shaped electric unit are both elliptical; the protection shell (1) is formed by connecting an upper protection tube (11) and a lower protection tube (12), the protection shell is of an integrated structure, an upper containing cavity (110) with an oval cross section is formed in the upper protection tube, a lower containing cavity (120) with an oval cross section is formed in the lower protection tube, the lower end part of a long shaft of the upper protection tube is connected with the upper end part of the long shaft of the lower protection tube, a transition channel (112) is formed between the upper protection tube and the lower protection tube, and the transition channel connects the upper containing cavity with the lower containing cavity; the butterfly-shaped optical unit is positioned in the upper accommodating cavity, and the butterfly-shaped electric unit is positioned in the lower accommodating cavity; both sides of the joint of the upper protection tube and the lower protection tube are sunken towards the axial plane of the protection shell; the material of the first conductor is copper or aluminum or alloy; the material of the second conductor is copper or aluminum or alloy; the material of the first insulating layer is plastic; the material of the second insulating layer is plastic; the material of the second butterfly-shaped sheath is plastic; the material of the protective shell is plastic.
3. A butterfly-shaped drop optical-electrical hybrid cable according to claim 2, wherein the material of said protective housing is plastic.
4. A butterfly-shaped drop optical-electrical hybrid cable according to claim 2, wherein the first butterfly-shaped sheath is made of plastic.
5. A butterfly-shaped introducing photoelectric hybrid cable comprises a protective shell (1), a butterfly-shaped optical unit (2) and a butterfly-shaped electric unit (3), wherein the butterfly-shaped optical unit (2) is composed of an optical fiber (22), a first reinforcing piece (23), a second reinforcing piece (24) and a first butterfly-shaped sheath (21), the first reinforcing piece and the second reinforcing piece are positioned on the upper side and the lower side of the optical fiber (22), the optical fiber, the first reinforcing piece and the second reinforcing piece are wrapped by the first butterfly-shaped sheath, and first tearing openings (25) are formed in the edges of the first butterfly-shaped sheath on the left side and the right side of the optical fiber; the butterfly-shaped electric unit (3) is composed of a first insulated wire, a second insulated wire and a second butterfly-shaped sheath (31), the first insulated wire is composed of a first conductor (321) and a first insulated layer (32), the first insulated layer covers the first conductor, the second insulated wire is composed of a second conductor (331) and a second insulated layer (33), the second insulated layer covers the second conductor, and the edge of the second butterfly-shaped sheath is provided with a second tearing opening (34); the method is characterized in that: the cross sections of the butterfly-shaped light unit and the butterfly-shaped electric unit are both elliptical; the cross section of the protection shell (1) is oval, the protection shell is of an integrated structure and is composed of a protection shell body, an upper containing cavity which is located at the upper part and has an oval cross section, a lower containing cavity which is located at the lower part and has an oval cross section and a transition channel which communicates the upper containing cavity with the lower containing cavity are arranged in the protection shell, and the plane where the long axis of the upper containing cavity is located is coincident with the plane where the long axis of the lower containing cavity is located; the butterfly light unit is located in the upper accommodating cavity, the butterfly electric unit is located in the lower accommodating cavity, a first inclined groove (111) is formed in the protective shell body on the left lower side of the upper accommodating cavity and the left upper side of the lower accommodating cavity, the first inclined groove is inclined towards the left lower side, the uppermost end of the first inclined groove is a first reinforcing hole (1111), a second inclined groove (121) is formed in the protective shell body on the right lower side of the upper accommodating cavity and the right upper side of the lower accommodating cavity, the second inclined groove is inclined towards the right lower side, the uppermost end of the second inclined groove is a second reinforcing hole (1211), the leftmost side of the upper accommodating cavity and the leftmost side of the lower accommodating cavity are located in a first plane (a), the rightmost side of the upper accommodating cavity and the rightmost side of the lower accommodating cavity are located in a second plane (b), the first reinforcing hole (1111) is located on the right side of the first plane (a), and the second reinforcing hole (1211) is located on the left side of the second plane (b.
6. A butterfly-shaped drop optical-electrical hybrid cable according to claim 5, characterized in that the first and second insulated conductors have a heat dissipation channel (35) therebetween.
7. A butterfly-shaped drop optical-electrical hybrid cable according to claim 6, characterized in that the optical fibres (22) are located in a fibre ribbon (26) and the optical fibres have a plurality, the fibre ribbon being located between a first strength member (23) and a second strength member (24), the first tear-off mouths (25) being located on the outer edges of the first butterfly-shaped sheaths (21) on the left and right sides of the fibre ribbon.
8. The butterfly-shaped drop optical-electrical hybrid cable of claim 7, wherein the optical fiber ribbons are disposed horizontally or vertically.
9. The butterfly-shaped drop optical-electrical hybrid cable of claim 8, wherein the material of the first conductor is copper or aluminum or an alloy; the material of the second conductor is copper or aluminum or alloy.
10. A butterfly-shaped drop optical-electrical hybrid cable according to claim 9, wherein the material of the first insulating layer is plastic; the material of the second insulating layer is plastic; the material of the second butterfly-shaped sheath is plastic.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011512214.9A CN112731601B (en) | 2020-12-19 | 2020-12-19 | Butterfly-shaped leading-in optical cable and photoelectric hybrid cable |
| CN202210491941.4A CN114690353B (en) | 2020-12-19 | 2020-12-19 | Butterfly-shaped lead-in optical cable and photoelectric hybrid cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011512214.9A CN112731601B (en) | 2020-12-19 | 2020-12-19 | Butterfly-shaped leading-in optical cable and photoelectric hybrid cable |
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| CN202210491941.4A Division CN114690353B (en) | 2020-12-19 | 2020-12-19 | Butterfly-shaped lead-in optical cable and photoelectric hybrid cable |
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| CN112731601A true CN112731601A (en) | 2021-04-30 |
| CN112731601B CN112731601B (en) | 2022-06-17 |
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| CN202210491941.4A Active CN114690353B (en) | 2020-12-19 | 2020-12-19 | Butterfly-shaped lead-in optical cable and photoelectric hybrid cable |
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| CN114242332A (en) * | 2021-11-04 | 2022-03-25 | 富通集团（嘉善）通信技术有限公司 | Photoelectric hybrid cable for data center |
| 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 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114690353A (en) | 2022-07-01 |
| CN112731601B (en) | 2022-06-17 |
| CN114690353B (en) | 2023-08-29 |
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