CN220154696U - Leading-in optical cable with double-sheath structure - Google Patents
Leading-in optical cable with double-sheath structure Download PDFInfo
- Publication number
- CN220154696U CN220154696U CN202321215970.4U CN202321215970U CN220154696U CN 220154696 U CN220154696 U CN 220154696U CN 202321215970 U CN202321215970 U CN 202321215970U CN 220154696 U CN220154696 U CN 220154696U
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- Prior art keywords
- inner sheath
- optical cable
- cable
- optical fiber
- optical
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- 230000003287 optical effect Effects 0.000 title claims abstract description 60
- 230000004224 protection Effects 0.000 claims abstract description 20
- 239000013307 optical fiber Substances 0.000 claims description 34
- 210000001503 joint Anatomy 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 claims 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 11
- 238000005452 bending Methods 0.000 description 7
- 239000000835 fiber Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The utility model relates to the technical field of lead-in cables and discloses a lead-in cable with a double-sheath structure, which comprises a cable body, wherein a protection mechanism is arranged outside the cable body, a fixing mechanism is arranged outside the cable body, the protection mechanism comprises an inner sheath, a fixing sleeve is arranged on the outer surface of the inner sheath, a limiting hole is formed in the outer surface of the fixing sleeve, a placing groove is formed in the front surface of the fixing sleeve, a thread sleeve is arranged inside the placing groove, a limiting valve is arranged inside the limiting hole, and a circuit assembly is arranged inside the inner sheath. This lead-in optical cable with two sheath structures, when leading-in optical cable is connected, need connect the operation, protection machanism makes the interface department of inner sheath form a thread bush can avoid the optical cable to buckle too big angle, reaches and forms two protective jackets to the optical cable and prevent the effect of too big angle of buckling.
Description
Technical Field
The utility model relates to the technical field of lead-in optical cables, in particular to a lead-in optical cable with a double-sheath structure.
Background
Fiber optic cables are manufactured to meet optical, mechanical, or environmental performance specifications by utilizing one or more optical fibers disposed in a covering sheath as a transmission medium and may be used alone or in groups of communication cable assemblies. The optical cable mainly comprises optical fibers (glass filaments like hair), a plastic protective sleeve and a plastic sheath, and metals such as gold, silver, copper aluminum and the like are not contained in the optical cable, so that the optical cable generally has no recycling value. The optical cable is a communication line for realizing optical signal transmission, wherein a certain number of optical fibers form a cable core in a certain mode, a sheath is covered outside the cable core, and an outer protective layer is covered outside the cable core.
According to the metal optical cable with the double-layer sheath structure and excellent compression resistance disclosed in the Chinese patent publication No. CN 209640554U, the groove is formed in one side surface of the optical cable, so that a plurality of optical cables are conveniently clamped and fixed in the burying or erecting construction process, a fixing piece is not required, the waste of materials is avoided, the operation of workers is convenient, the burying or erecting efficiency of the optical cable body by the workers is improved, meanwhile, a double-layer protection layer is arranged on the outer side surface of the optical cable, a buffer layer is arranged between the double-layer protection layers, the protection capability and the compression resistance of the optical cable body are further enhanced, the damage to the optical cable body caused by the heavy pressure is avoided, the using quality of the optical cable body is further influenced, and the waterproof film layer is arranged in the optical cable body, so that the optical cable body is prevented from corroding the optical fiber due to long-time use or water inlet, the using quality of the optical fiber is guaranteed. The device is provided with two layers of protection layers outside the optical fiber, so that the compression-resistant protection of the optical fiber inside the device can be realized.
But in the user house is to be inserted to one end of optic fibre, can be to the perhaps bending over to optic fibre during the operation in user house, just need protect optic fibre at the access end, prevent that optic fibre bending angle is too big, causes the fracture damage.
Disclosure of Invention
The utility model aims to provide an optical fiber leading-in cable with a double-sheath structure, which aims to solve the problems that one end of an optical fiber proposed in the background art is to be connected into a user room, the user room is used for connecting devices, the optical fiber can be bent during operation, the optical fiber needs to be protected at an access end, and the bending angle of the optical fiber is prevented from being too large, so that the optical fiber is prevented from being broken and damaged.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an introducing optical cable with two sheath structures, includes the optical cable body, the outside of optical cable body is provided with protection machanism, the outside of optical cable body is provided with fixed establishment.
The protection mechanism comprises an inner sheath, the outer surface of the inner sheath is provided with a fixed sleeve, the outer surface of the fixed sleeve is provided with a limiting hole, the front surface of the fixed sleeve is provided with a placing groove, the placing groove is internally provided with a thread bush, the inside of the limiting hole is provided with a limiting valve, and the inside of the inner sheath is provided with a circuit assembly.
Preferably, the line assembly comprises an optical fiber, the outside of which is provided with a filler, and the outside of which is provided with a filler rope.
Further, the inner sheath and the threaded sleeve can protect the optical fibers inside, the filling rope can fill the space inside the inner sheath, and the optical fibers are prevented from being extruded.
Preferably, the optical fiber is disposed inside the inner sheath, and the filling cord is disposed inside the inner sheath.
Preferably, the outer surface of the inner sheath is provided with waterproof glue, and the thread bush is arranged on the outer surface of the inner sheath.
Furthermore, the waterproof glue on the outer surface of the inner sheath can fix the threaded sleeve, and the threaded sleeve can prevent the optical cable from being bent by an excessive angle.
Preferably, two fixing sleeves are arranged, and the outer surfaces of the two fixing sleeves, which are positioned on the inner sheath, are symmetrically distributed.
Preferably, the fixing mechanism comprises a butt joint mouth, an access mouth is formed in the front face of the butt joint mouth, a sealing ring is fixedly connected to the outside of the access mouth, threads are arranged on the outer surface of the sealing ring, and the threads are externally connected with the reinforcing ring in a threaded mode.
Furthermore, the interface in the interface can be connected with the interface of the connecting device in a butt joint mode, and the reinforcing ring can be connected with the interface of the interface and the interface of the device to be combined for reinforcing, so that the interface and the interface cannot be connected loose.
Preferably, the butt joint opening is arranged on the front surface of the optical cable body, and the butt joint opening is arranged on the front surface of the fixing sleeve.
Compared with the prior art, the utility model has the following beneficial effects:
first, when the optical cable is connected, the connection operation is needed, bending is possibly caused, the damage to the internal optical fiber is possibly caused, the protection mechanism outside the optical cable body can protect the optical cable by adding a layer of protection sleeve to the optical cable, damage caused by overlarge bending is prevented, the fixing mechanism can fix the optical cable when the optical cable is connected into a device, the fixing sleeve is arranged on the outer surface of the inner sleeve, the limit hole formed on the outer surface of the fixing sleeve can be provided with the limit valve, the placing groove formed on the front surface of the fixing sleeve is communicated with the limit hole formed on the outer surface of the fixing sleeve, the threaded sleeve placed inside the placing groove can be screwed through the limit valve, and the outer surface of the inner sleeve is fixed, so that the threaded sleeve is formed at the interface of the inner sleeve, the optical cable can be prevented from being bent by overlarge angles, and the effect of forming two protection sleeves on the optical cable to prevent the optical cable from being bent by overlarge angles is achieved.
And when the optical cable is in butt joint, one end of the optical cable body is provided with the butt joint device, the butt joint device can be in butt joint with the access port on the front side of the butt joint device, the sealing rings are arranged on the front side of the butt joint device and the outside of the access port, the sealing rings can be sealed in butt joint, and the reinforcing rings can be connected with the threads on the outer surfaces of the sealing rings, so that the reinforcing rings are connected to the joint of the butt joint sealing rings and the device, the optical cable and the device are fixed to the butt joint device, and the effect of fixing the optical cable in butt joint is achieved.
Drawings
FIG. 1 is a perspective view of the structure of the present utility model;
FIG. 2 is a perspective view of the structural securing mechanism of the present utility model;
FIG. 3 is a cross-sectional view of the structural shield mechanism of the present utility model;
fig. 4 is a cross-sectional view of the structure of the present utility model.
Wherein: 1. an optical cable body; 2. a protective mechanism; 201. an inner sheath; 202. a fixed sleeve; 203. a thread sleeve; 204. a limit valve; 3. a fixing mechanism; 301. an interface; 302. an access port; 303. a seal ring; 304. a reinforcing ring; 4. a line assembly; 401. an optical fiber; 402. and (5) filling the rope.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides the following technical scheme:
examples
Referring to fig. 1-4, an optical fiber cable for introducing a double-sheath structure includes an optical fiber cable body 1, a protection mechanism 2 is disposed outside the optical fiber cable body 1, and a fixing mechanism 3 is disposed outside the optical fiber cable body 1.
The protection mechanism 2 comprises an inner sheath 201, a fixed sleeve 202 is arranged on the outer surface of the inner sheath 201, a limiting hole is formed in the outer surface of the fixed sleeve 202, a placing groove is formed in the front surface of the fixed sleeve 202, a thread sleeve 203 is arranged in the placing groove, a limiting valve 204 is arranged in the limiting hole, and a circuit assembly 4 is arranged in the inner sheath 201.
The line assembly 4 comprises an optical fiber 401, the outside of the optical fiber 401 being provided with a filler rope 402.
The optical fiber 401 is disposed inside the inner sheath 201, and the filler cord 402 is disposed inside the inner sheath 201.
The outer surface of the inner sheath 201 is provided with waterproof glue, and the thread bush 203 is mounted on the outer surface of the inner sheath 201.
The two fixing sleeves 202 are arranged, and the two fixing sleeves 202 are symmetrically distributed on the outer surface of the inner sheath 201.
Through the technical scheme, when the optical cable is introduced for connection, connection operation is needed, bending is possibly caused, damage is caused to the internal optical fiber 401, the protection mechanism 2 outside the optical cable body 1 can protect the optical cable by adding a layer of protection sleeve, damage caused by overlarge bending is prevented, the fixing mechanism 3 can fix the optical cable in an optical cable access device, the fixing sleeve 202 is installed on the outer surface of the inner sheath 201, the limit valve 204 can be installed in the limit hole formed in the outer surface of the fixing sleeve 202, the placing groove formed in the front surface of the fixing sleeve 202 is communicated with the limit hole formed in the outer surface of the fixing sleeve 202, the threaded sleeve 203 placed inside the placing groove can be screwed through the limit valve 204, the outer surface of the inner sheath 201 is fixed, the interface of the inner sheath 201 is formed with a threaded sleeve 203, the optical cable is prevented from being bent by an overlarge angle, the effect of preventing the two protection sleeves from being bent by overlarge angles is achieved, the optical fiber 401 inside the inner sheath 201 can be protected, the filling rope 402 and the filling material can be wound on the two sides of the inner sheath 201, the two thread sleeves 203 can be fixed on the two sides of the inner sheath 202, and the two thread sleeves 203 can be fixed on the two sides of the two thread sleeves 203.
Examples
Referring to fig. 1-4, and based on the first embodiment, further obtain: the fixing mechanism 3 comprises an opposite joint 301, an access port 302 is formed in the front face of the opposite joint 301, a sealing ring 303 is fixedly connected to the outer portion of the access port 302, threads are arranged on the outer surface of the sealing ring 303, and a reinforcing ring 304 is connected to the threads through external threads.
The interface 301 is disposed on the front surface of the optical cable body 1, and the interface 301 is mounted on the front surface of the fixing sleeve 202.
Through the above technical scheme, when the optical cable is docked, the interface 301 is installed to the one end of optical cable body 1, can dock the device at the positive access port 302 of interface 301 and connect, the outside of interface 301 openly and access port 302 is provided with sealing ring 303, can seal when docking sealing ring 303, can connect the stiffening ring 304 at the screw thread of sealing ring 303's surface, makes the stiffening ring connect the interface department at interface 301 sealing ring 303 and device, fixes optical cable and device to the interface, reaches the effect of fixing when docking the optical cable.
Although particular embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit thereof, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An optical fiber cable for lead-in with double sheath structure, comprising an optical fiber cable body (1), characterized in that: the optical cable comprises an optical cable body (1), wherein a protection mechanism (2) is arranged outside the optical cable body (1), and a fixing mechanism (3) is arranged outside the optical cable body (1);
the protection mechanism (2) comprises an inner sheath (201), a fixed sleeve (202) is arranged on the outer surface of the inner sheath (201), a limiting hole is formed in the outer surface of the fixed sleeve (202), a placing groove is formed in the front surface of the fixed sleeve (202), a thread sleeve (203) is arranged in the placing groove, a limiting valve (204) is arranged in the limiting hole, and a circuit component (4) is arranged in the inner sheath (201).
2. A drop cable having a dual jacket structure as claimed in claim 1, wherein: the line assembly (4) comprises an optical fiber (401), wherein a filler is arranged outside the optical fiber (401), and a filler rope (402) is arranged outside the optical fiber (401).
3. A drop cable having a dual jacket structure as claimed in claim 2, wherein: the optical fiber (401) is arranged inside the inner sheath (201), and the filling rope (402) is arranged inside the inner sheath (201).
4. A drop cable having a dual jacket structure as claimed in claim 1, wherein: the outer surface of the inner sheath (201) is provided with waterproof glue, and the thread bush (203) is arranged on the outer surface of the inner sheath (201).
5. A drop cable having a dual jacket structure as claimed in claim 1, wherein: two fixing sleeves (202) are arranged, and the outer surfaces of the two fixing sleeves (202) located on the inner sheath (201) are symmetrically distributed.
6. A drop cable having a dual jacket structure as claimed in claim 1, wherein: the fixing mechanism (3) comprises a butt joint (301), an access port (302) is formed in the front face of the butt joint (301), a sealing ring (303) is fixedly connected to the outside of the access port (302), threads are arranged on the outer surface of the sealing ring (303), and the threads are externally connected with a reinforcing ring (304).
7. A drop cable having a dual jacket structure as claimed in claim 6, wherein: the butt joint opening (301) is arranged on the front face of the optical cable body (1), and the butt joint opening (301) is arranged on the front face of the fixing sleeve (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321215970.4U CN220154696U (en) | 2023-05-19 | 2023-05-19 | Leading-in optical cable with double-sheath structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321215970.4U CN220154696U (en) | 2023-05-19 | 2023-05-19 | Leading-in optical cable with double-sheath structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220154696U true CN220154696U (en) | 2023-12-08 |
Family
ID=89011470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321215970.4U Active CN220154696U (en) | 2023-05-19 | 2023-05-19 | Leading-in optical cable with double-sheath structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220154696U (en) |
-
2023
- 2023-05-19 CN CN202321215970.4U patent/CN220154696U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |