CN110850543A - Prefabricated end-armored butterfly-shaped leading-in optical cable - Google Patents
Prefabricated end-armored butterfly-shaped leading-in optical cable Download PDFInfo
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- CN110850543A CN110850543A CN201911330957.1A CN201911330957A CN110850543A CN 110850543 A CN110850543 A CN 110850543A CN 201911330957 A CN201911330957 A CN 201911330957A CN 110850543 A CN110850543 A CN 110850543A
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- butterfly
- crimping
- optical cable
- armored
- tail sleeve
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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
-
- 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
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3874—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules
-
- 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
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Cable Accessories (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a butterfly-shaped leading-in optical cable with an armored prefabricated end, which comprises a butterfly-shaped leading-in optical cable and an optical fiber connector connected with the end part of the butterfly-shaped leading-in optical cable, wherein the butterfly-shaped leading-in optical cable comprises an optical fiber, a sheath, an armored pipe, a reinforcing member and an outer sheath, the optical fiber is wrapped with the sheath, the armored pipe is fixedly sleeved on the sheath, the reinforcing member is connected to two sides of the armored pipe through tearing ropes, the outer sheath is wrapped on the reinforcing member, the outer sheath of the optical fiber is easier to tear through the tearing ropes, meanwhile, the armored pipe is arranged on the optical fiber, the biting of rodent animals such as mice and the like is prevented, and the design and. The optical fiber connector comprises a tail sleeve, a compression joint ring and an armor pipe fixing end, the front end, the middle end and the rear end of the butterfly-shaped leading-in optical cable are respectively fixed in different modes through the tail sleeve, the compression joint ring and the armor pipe fixing end, the fixing effect of the butterfly-shaped leading-in optical cable is improved, and further the tensile strength of the butterfly-shaped leading-in optical cable is improved.
Description
Technical Field
The invention relates to the field of optical cables, in particular to a prefabricated end armored lead-in optical cable.
Background
The generation of fiber and network, the establishment and development of information era, high-speed information network has become the key point of construction, and products suitable for the development of era are endless; in the aspect of fiber to the home, the introduction application of a butterfly-shaped introduction optical cable is updated, and the original home-entering mode is replaced.
The existing butterfly-shaped leading-in optical cable is poor in rat-proof performance, the butterfly-shaped leading-in optical cable is wired in a population concentration area and is also an area where rodents gather, and rodents bite objects to keep sharp teeth of the rodents, are easy to bite by the rodents such as rats and the like, and bring great troubles to design and maintenance of the optical cable. At present, butterfly-shaped optical cables are widely used in light to households, the butterfly-shaped optical cables are of self-supporting structures and non-self-supporting structures, generally, the butterfly-shaped optical cables are composed of a reinforcing piece, light and an outer sheath, a protection device is not arranged on the surface of the light, the light is easy to be bitten by mice, and the light is extremely easy to damage. Meanwhile, the existing butterfly-shaped lead-in optical cable has low tensile strength, and when the strength is too high, the optical cable signal is interrupted.
Because the butterfly-shaped lead-in optical cable and the common optical cable have different structures, connectors which are pre-terminated on the butterfly-shaped lead-in optical cable are different so as to adapt to the structures of the butterfly-shaped lead-in optical cable; butterfly-shaped optical cable connectors in the current market all adopt glue or crimping to fix optical cables. The adoption of glue for connection leads to poor fixing effect, easy degumming, low tensile strength and easy pulling out of the butterfly-shaped lead-in optical cable from the connector. Because the optical cable material is low smoke and zero halogen, the performance is soft, can contract, so only rely on traditional crimping spare crimping mode, the optic fibre is easy to be broken, in the wiring process, if the pulling force is too big, will directly influence the optical property of pretermination butterfly-shaped introducing optical cable.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a butterfly-shaped leading-in optical cable with a prefabricated end armored, and aims to overcome the defects of the prior art. Meanwhile, the front end, the middle end and the rear end of the butterfly-shaped lead-in optical cable are fixed by the optical fiber connector in different modes, so that the fixing effect of the butterfly-shaped lead-in optical cable is improved, and further the tensile strength of the butterfly-shaped lead-in optical cable is improved.
The purpose of the invention is realized by the following technical scheme: a butterfly-shaped leading-in optical cable with armored ends in a prefabricated mode comprises a butterfly-shaped leading-in optical cable and an optical fiber connector connected with the end portion of the butterfly-shaped leading-in optical cable, wherein the butterfly-shaped leading-in optical cable comprises optical fibers, a sheath, an armor pipe, reinforcing parts and an outer sheath, the sheath is wrapped on the optical fibers, the armor pipe is fixedly sleeved on the sheath, tearing ropes are arranged on two sides of the armor pipe, the outer sheath is wrapped on the armor pipe, the reinforcing parts are arranged in the outer sheath, and the reinforcing parts are symmetrically arranged around the optical fibers;
the optical fiber connector comprises a tail sleeve, a pressure connecting ring and an armored pipe fixed end, one end of the pressure connecting ring is detachably connected with the tail sleeve, the other end of the pressure connecting ring is in pressure connection with the armored pipe fixed end, the crimping ring comprises a tail sleeve connecting end and a crimping end, the tail sleeve connecting end and the crimping end are integrally manufactured, the armor tube fixing end consists of a crimping part and an optical cable fixing part, the butterfly-shaped leading-in optical cable is accessed from the tail sleeve and sequentially passes through the tail sleeve connecting end and the crimping end, when the butterfly-shaped drop optical cable is connected out to the crimping end, the outer sheath is stripped from the butterfly-shaped drop optical cable, and covers the outside of the crimping part, the crimping end is used for crimping the outer sheath to the crimping part, the armored pipe is connected out of the optical cable fixing part, epoxy resin glue is arranged in the optical cable fixing part, and the epoxy resin glue is used for solidifying the armored pipe into the optical cable fixing part.
Furthermore, the tail sleeve is composed of an optical cable access portion and a connecting portion, a heat shrink tube is fixed in the optical cable access portion, the butterfly-shaped leading-in optical cable penetrates through the heat shrink tube, the heat shrink tube extends out of the connecting portion and penetrates through the tail sleeve connecting end, and the connecting portion is detachably connected with the tail sleeve connecting end.
Further, an internal thread is arranged in the connecting portion, an external thread is arranged on the tail sleeve connecting end, and the connecting portion is connected with the tail sleeve connecting end through a thread.
Further, the crimping end is provided with at least one through hole penetrating the crimping end, one end, far away from the optical cable fixing part, of the crimping part is provided with at least one screw hole, the position distribution of each screw hole corresponds to the through hole, the crimping end further comprises at least one screw, and each screw penetrates through the through hole to be screwed into the screw hole and is used for crimping the crimping end to the crimping part.
Further, the external diameter of the armour pipe is 1 mm.
The technical scheme adopted by the invention also comprises an installation method of the prefabricated end armored butterfly-shaped leading-in optical cable, which comprises the following steps:
s: and heating the heat shrinkable tube, and applying a load to connect the butterfly-shaped leading-in optical cable into the optical cable access part of the tail sleeve and out of the connector end.
S: and sleeving the crimping ring on the butterfly-shaped lead-in optical cable, and then connecting the crimping ring on the tail sleeve in a threaded connection mode.
S: and peeling off the outer sheath at the access end of the butterfly-shaped lead-in optical cable to expose the inner armor pipe.
S: the peeled-off outer sheath is wrapped over the crimping portion, and then the crimping end is crimped over the crimping portion by the screw.
S: and finally, injecting epoxy vertical glue into the inner hole of the optical cable fixing part, and curing the armor tube and the optical cable fixing part into a whole through the epoxy vertical glue.
The invention has the beneficial effects that:
1. the utility model provides a prefabricate into end armor butterfly-shaped introducing optical cable, include butterfly-shaped introducing optical cable and with the optical fiber connector of butterfly-shaped introducing optical cable end connection, butterfly-shaped introducing optical cable includes optic fibre, the sheath, the armour pipe, reinforcement and oversheath, the parcel has the sheath on the optic fibre, fixed cover is equipped with the armour pipe on the sheath, the both sides of armour pipe all are connected with the reinforcement through tearing the rope, the parcel has the oversheath on the reinforcement, the oversheath through tearing the rope messenger optic fibre tears more easily, set up the armour pipe simultaneously on optic fibre, prevent the bite of rodent such as mouse, optical cable design and maintenance degree of difficulty have been reduced.
2. The optical fiber connector comprises a tail sleeve, a compression joint ring and an armor pipe fixing end, the front end, the middle end and the rear end of the butterfly-shaped leading-in optical cable are respectively fixed in different modes through the tail sleeve, the compression joint ring and the armor pipe fixing end, the fixing effect of the butterfly-shaped leading-in optical cable is improved, and further the tensile strength of the butterfly-shaped leading-in optical cable is improved.
3. One end of the pressure joint ring is detachable and connected with the tail sleeve, and the other end of the pressure joint ring is in pressure joint with the fixed end of the armor pipe, so that the optical fiber connector is simpler to install and detach.
Drawings
FIG. 1 is a schematic view of an overall structure of a butterfly-shaped drop cable with a prefabricated armored end according to the present invention;
FIG. 2 is an exploded view of an optical fiber connector of a butterfly-shaped drop cable with a prefabricated end armor according to the present invention;
FIG. 3 is a cross-sectional view of a butterfly-shaped drop cable with armored ends according to the present invention;
FIG. 4 is a schematic view of an overall structure of a crimp ring in a butterfly-shaped drop cable with a prefabricated armored end according to the present invention;
FIG. 5 is a perspective view of a crimp ring in a butterfly drop cable with a prefabricated end armor according to the present invention;
FIG. 6 is a fixed end of an armored tube in a butterfly-shaped drop cable with a prefabricated end armor according to the present invention;
FIG. 7 is a schematic structural view of a tail sleeve of a butterfly-shaped drop cable with a prefabricated armored end according to the present invention;
in the figure, 1-butterfly drop cable, 2-optical fiber connector, 11-optical fiber, 12-sheath, 13-armor tube, 14-strength member, 15-outer sheath, 21-tail sleeve, 22-crimping ring, 23-armor tube fixed end, 24-tail sleeve connecting end, 25-crimping end, 26-crimping part, 27-optical cable fixing part, 28-optical cable access part, 29-connecting part, 30-heat-shrinkable tube, 31-perforation and 32-screw.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
As shown in fig. 1 to 7, a butterfly-shaped lead-in optical cable with armored ends which is prefabricated, includes a butterfly-shaped lead-in optical cable 1 and an optical fiber connector 2 connected with the end of the butterfly-shaped lead-in optical cable 1, where the butterfly-shaped lead-in optical cable 1 includes an optical fiber 11, a sheath 12, an armor tube 13, a reinforcement member 14 and an outer sheath 15, the optical fiber 11 is wrapped with the sheath 12, the sheath 12 is fixedly sleeved with the armor tube 13, both sides of the armor tube 13 are provided with tear cords, the armor tube 13 is wrapped with the outer sheath 15, the outer sheath 15 is provided with two reinforcement members 14, and the two reinforcement members 14 are symmetrically arranged with respect to;
as shown in fig. 3 to 6, the optical fiber connector 2 includes a tail sleeve 21, a crimping ring 22 and an armor tube fixing end 23, one end of the crimping ring 22 is detachably connected to the tail sleeve 21, the other end is crimped to the armor tube fixing end 23, the crimping ring 22 includes a tail sleeve connecting end 24 and a crimping end 25, the tail sleeve connecting end 24 and the crimping end 25 are integrally formed, the armor tube fixing end 23 is composed of a crimping part 26 and an optical cable fixing part 27, the butterfly-shaped drop optical cable 1 is inserted from the tail sleeve 21 and sequentially passes through the tail sleeve connecting end 24 and the crimping end 25, when the butterfly-shaped drop optical cable 1 is inserted to the crimping end 25, the outer sheath 15 is peeled off from the butterfly-shaped drop optical cable 1, and the cladding is in the outside of crimping portion 26, and crimping end 25 is used for crimping oversheath 15 to crimping portion 26, and armour pipe 13 is followed optical cable fixed part 27 and is connect out, is provided with the epoxy glue in the optical cable fixed part 27, and the epoxy glue is used for solidifying armour pipe 13 to the inside of optical cable fixed part 27.
During specific implementation, the tail sleeve 21 and the crimping ring 22 are firstly sleeved on the butterfly-shaped lead-in optical cable 1, then the outer sheath 15 at the front end of the butterfly-shaped lead-in optical cable 1 is torn, at the moment, the access end of the butterfly-shaped lead-in optical cable 1 is exposed out of the armor tube 13, then the armor tube fixed end 23 is sleeved on the armor tube 13, then the outer sheath 15 is covered outside the crimping part 26, then the crimping end 25 is crimped on the crimping part 26, the outer sheath 15 is crimped through the combined action of the crimping end 25 and the crimping part 26, so that the middle end of the butterfly-shaped lead-in optical cable is fixed, meanwhile, the outer sheath 15 is covered at the crimping part of the crimping part 26 and the crimping end 25, the waterproof function of the optical fiber connector is increased, the butterfly-shaped lead-in optical cable 1 can also be used for outdoor wiring, finally, the optical cable fixing part 27 is filled with epoxy vertical glue, the armor, the front end of the butterfly-shaped leading-in optical cable 1 is fixed, the fixing effect of the butterfly-shaped leading-in optical cable 1 is further improved, and the tensile strength of the butterfly-shaped leading-in optical cable 1 is improved. In order to facilitate the injection of the epoxy resin glue, a shell is arranged on the armor tube fixed end 23, one end of the optical cable fixing portion 27, which is far away from the crimping portion 26, is connected with the shell, and the shell is connected to the optical cable fixing portion 27 after the epoxy resin glue is injected.
Preferably, because steel armour bending property is good, be difficult for appearing the right angle bending, it is effectual to the optic fibre protection, can lay wire along corner edge, and small festival space easily shelters from pleasing to the eye effectual. The steel armor protects the optical fiber, and has pressure resistance, wear resistance and good rat bite prevention effect.
As shown in fig. 4 and 6, the crimp end 25 is provided with at least one through hole 31, the end of the crimp portion 26 away from the cable fixing portion 27 is provided with at least one screw hole, the positions of the screw holes are distributed and arranged corresponding to the through holes 31, the crimp end 25 further comprises at least one screw 32, each screw 32 penetrates through the through hole 58 and is screwed into the screw hole for crimping the crimp end 25 to the crimp portion 26, and the diameter of the sheath tube 13 is 1 mm.
The crimping part 26 and the crimping end 25 are crimped by matching the screw 32 with the screw hole, so that the crimping is stable and firm, and meanwhile, the speed block is installed, and the disassembly is convenient. The diameter of the armor pipe 13 is 1mm, and when the strength of the butterfly-shaped lead-in optical cable 1 is effectively ensured, the overlarge volume of the butterfly-shaped lead-in optical cable 1 is avoided, so that the appearance and the wiring are influenced.
As shown in fig. 7, the tail sleeve 21 is composed of an optical cable access portion 28 and a connection portion 29, a heat shrink tube 30 is fixed in the optical cable access portion 28, the butterfly-shaped leading-in optical cable 1 passes through the heat shrink tube 30, the heat shrink tube 30 extends out of the connection portion 29 and penetrates through the tail sleeve connection end 24, the connection portion 29 is detachably connected with the tail sleeve connection end 24, an internal thread is arranged in the connection portion 29, an external thread is arranged on the tail sleeve connection end 24, and the connection portion 29 is connected with the tail sleeve connection end 24 through a thread.
In specific implementation, the tail sleeve 21 fixes the butterfly-shaped drop cable 1 through the heat shrink tube 30, and finally, the crimp ring 22 is connected to the tail sleeve 21 through the threaded connection between the connection part 29 and the tail sleeve connection end 24, so that the rear end of the butterfly-shaped drop cable 1 is fixed.
The use method of the heat shrinkable tube 30 is as follows: during production, the heat shrinkable tube 30 is heated to a high elastic state, a load is applied to expand the heat shrinkable tube, then the butterfly-shaped leading-in optical cable 1 is connected, and the heat shrinkable tube is rapidly cooled under the condition of keeping expansion to enable the heat shrinkable tube to enter a glass state, so that the rear end of the butterfly-shaped optical cable is fixed, and the defect that the surface of the optical cable is soft and easy to displace can be overcome by effectively utilizing the strength of the heat shrinkable tube 30. After reheating, it will change back to high elastic state, realizing the dismantlement to the optical cable.
The front end, the middle end and the rear end of the butterfly-shaped leading-in optical cable 1 are respectively fixed in different modes through the tail sleeve 21, the crimping ring 22 and the armor tube fixing end 23, the fixing effect of the butterfly-shaped leading-in optical cable 1 is improved, the tensile strength of the butterfly-shaped leading-in optical cable 1 is further improved, the optical fiber connector can better protect the house-entering optical fiber, and the conditions that the house-entering optical fiber is broken and damaged due to the action of external force are reduced.
According to the above, the method for installing the end-prefabricated armored butterfly-shaped lead-in optical cable comprises the following steps:
s1: the heat shrinkable tube 30 is heated and then a load is applied to splice the butterfly-shaped drop cable 1 from the cable-splicing portion 28 of the tail jacket 21 and out from the connection portion 29.
S2: the crimp ring 22 is sleeved on the butterfly-shaped lead-in optical cable 1, and then the crimp ring 22 is connected to the tail sleeve 21 in a threaded manner.
S3: and peeling off the outer sheath 15 at the access end of the butterfly-shaped leading-in optical cable 1 to expose the inner armor pipe 13.
S4: the peeled-off outer sheath 15 is wrapped over the crimp portion 26, and then the crimp end 25 is crimped over the crimp portion 26 by the screw 32.
S5: and finally, injecting epoxy vertical glue into the inner hole of the optical cable fixing part 27, and curing the armor tube 13 and the optical cable fixing part 27 into a whole through the epoxy vertical glue.
The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The butterfly-shaped lead-in optical cable with the armored ends prefabricated is characterized by comprising a butterfly-shaped lead-in optical cable (1) and an optical fiber connector (2) connected with the end portion of the butterfly-shaped lead-in optical cable (1), wherein the butterfly-shaped lead-in optical cable (1) comprises an optical fiber (11), a sheath (12), an armored pipe (13), a reinforcing member (14) and an outer sheath (15), the optical fiber (11) is wrapped with the sheath (12), the armored pipe (13) is fixedly sleeved on the sheath (12), tearing ropes are arranged on two sides of the armored pipe (13), the outer sheath (15) is wrapped on the armored pipe (13), two reinforcing members (14) are arranged in the outer sheath (15), and the two reinforcing members (14) are symmetrically arranged relative to the optical fiber (11);
the optical fiber connector (2) comprises a tail sleeve (21), a crimping ring (22) and an armored tube fixed end (23), one end of the crimping ring (22) is detachably connected with the tail sleeve (21), the other end of the crimping ring is crimped with the armored tube fixed end (23), the crimping ring (22) comprises a tail sleeve connecting end (24) and a crimping end (25), the tail sleeve connecting end (24) and the crimping end (25) are integrally manufactured, the armored tube fixed end (23) consists of a crimping part (26) and an optical cable fixing part (27), the butterfly-shaped lead-in optical cable (1) is connected into the tail sleeve (21) and sequentially penetrates through the tail sleeve connecting end (24) and the crimping end (25), when the butterfly-shaped lead-in optical cable (1) is connected out to the crimping end (25), the outer sheath (15) is stripped from the butterfly-shaped lead-in optical cable (1) and covers the outside of the crimping part (26), the crimping end (25) is used for crimping the outer sheath (15) to the crimping part (26), the armor tube (13) is connected out of the optical cable fixing part (27), epoxy resin glue is arranged in the optical cable fixing part (27), and the epoxy resin glue is used for curing the armor tube (13) to the inside of the optical cable fixing part (27).
2. The butterfly-shaped drop cable with the preformed end armor according to claim 1, wherein the tail sleeve (21) is composed of a cable access portion (28) and a connecting portion (29), a heat shrinkable tube (30) is fixed in the cable access portion (28), the butterfly-shaped drop cable (1) passes through the heat shrinkable tube (30), the heat shrinkable tube (30) extends out of the connecting portion (29) and penetrates through the tail sleeve connecting end (24), and the connecting portion (29) is detachably connected with the tail sleeve connecting end (24).
3. A prefabricated end armored butterfly drop cable as claimed in claim 2, wherein an internal thread is provided in the connection portion (29), an external thread is provided on the boot connection end (24), and the connection portion (29) is connected with the boot connection end (24) by a thread.
4. A butterfly drop cable prefabricated with end armor according to claim 1, wherein the crimping end (25) is provided with at least one through hole (31), the crimping portion (26) is provided with at least one screw hole at an end thereof remote from the cable fixing portion (27), the screw holes are distributed corresponding to the through hole (31), the crimping end (25) further comprises at least one screw (32), and each screw (32) is screwed into the screw hole through the through hole (58) for crimping the crimping end (25) to the crimping portion (26).
5. A pre-terminated armored butterfly drop cable according to claim 1, wherein the armor tube (13) has an outer diameter of 1 mm.
6. A method of installing a pre-terminated armored butterfly drop cable according to any one of claims 1 to 5, comprising the steps of:
s1: heating the heat shrinkable tube (30), and applying a load to splice the butterfly-shaped drop cable (1) from the cable splice part (28) of the tail sleeve (21) and to terminate from the connection part (29);
s2: sleeving the crimp ring (22) on the butterfly-shaped lead-in optical cable (1), and then connecting the crimp ring (22) on the tail sleeve (21) in a threaded connection manner;
s3: peeling off an outer sheath (15) at the access end of the butterfly-shaped lead-in optical cable (1) to expose an inner armor tube (13);
s4: coating the stripped outer sheath (15) on the crimping part (26), and then crimping the crimping end (25) on the crimping part (26) through the screw (32);
s5: and finally, injecting epoxy vertical glue into an inner hole of the optical cable fixing part (27), and solidifying the armor tube (13) and the optical cable fixing part (27) into a whole through the epoxy vertical glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911330957.1A CN110850543B (en) | 2019-12-20 | 2019-12-20 | Prefabricated end-armored butterfly-shaped leading-in optical cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911330957.1A CN110850543B (en) | 2019-12-20 | 2019-12-20 | Prefabricated end-armored butterfly-shaped leading-in optical cable |
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| CN110850543A true CN110850543A (en) | 2020-02-28 |
| CN110850543B CN110850543B (en) | 2021-03-26 |
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| CN106405749A (en) * | 2016-12-12 | 2017-02-15 | 广州市联兴光通信设备有限公司 | Pre-terminated armor-core bow-type drop cable and manufacturing method thereof |
| CN207366803U (en) * | 2017-08-29 | 2018-05-15 | 广东亨通光电科技有限公司 | A kind of protection against rodents resistance to compression is prefabricated into connecting line |
| CN108387976A (en) * | 2018-03-16 | 2018-08-10 | 江苏亨通光网科技有限公司 | It is prefabricated into the preparation method of end butterfly armouring leading in cable |
| CN209784588U (en) * | 2019-02-11 | 2019-12-13 | 讯达康通讯设备(惠州)有限公司 | Double-core optical cable connector with self-locking function and assembling structure and disassembling and unlocking tool thereof |
| CN209656959U (en) * | 2019-04-02 | 2019-11-19 | 沈阳兴华航空电器有限责任公司 | A kind of armored optical cable component |
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| CN110850543B (en) | 2021-03-26 |
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