CN221042874U - Deep sea photoelectric communication repeater shell - Google Patents
Deep sea photoelectric communication repeater shell Download PDFInfo
- Publication number
- CN221042874U CN221042874U CN202322999654.7U CN202322999654U CN221042874U CN 221042874 U CN221042874 U CN 221042874U CN 202322999654 U CN202322999654 U CN 202322999654U CN 221042874 U CN221042874 U CN 221042874U
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- metal
- optical cable
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- end cover
- sea
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- 238000004891 communication Methods 0.000 title claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 99
- 229910052751 metal Inorganic materials 0.000 claims abstract description 99
- 230000003287 optical effect Effects 0.000 claims abstract description 47
- 238000007789 sealing Methods 0.000 claims abstract description 44
- 238000001746 injection moulding Methods 0.000 claims abstract description 25
- 238000005452 bending Methods 0.000 claims abstract description 24
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 238000012545 processing Methods 0.000 claims description 3
- 230000005693 optoelectronics Effects 0.000 claims 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 108010066278 cabin-4 Proteins 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Cable Accessories (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model relates to the technical field of signal relay among deep-sea optical cables and optical cable connection, in particular to a deep-sea photoelectric communication repeater shell. The electronic cabin comprises an electronic cabin, wherein metal bending limiters, bearing connectors and universal joints are axially symmetrically arranged at two ends of the electronic cabin; the metal bending limiter, the bearing connector, the universal joint and the electronic cabin are connected in sequence; the universal joint is internally wrapped with an injection molding metal flange, and the electronic cabin comprises a metal shell and a metal end cover; the metal end cover and the metal shell are sequentially sleeved on the circumferential outer wall of the injection molding metal flange, and the outer wall of the injection molding metal flange comprises a first embedded sealing ring for sealing with the metal end cover; the outer wall of the metal end cover comprises a second embedded sealing ring. The utility model realizes the signal relay and connection functions of the deep sea optical cable under the working condition of large water depth by the sealing mode of the O-shaped ring between the metal flange and the metal shell.
Description
Technical Field
The utility model relates to the technical field of signal relay among deep-sea optical cables and optical cable connection, in particular to a deep-sea photoelectric communication repeater shell.
Background
With the deep development of deep ocean resources by human beings, various deep sea underwater equipment is continuously and successfully developed. The signals of the underwater equipment are transmitted through the ocean optical cable. The functions of connection and signal amplification of the optical cable are realized by the repeater. The deep sea optical cable enters the repeater electronic cabin to solve the watertight reliability problem under high water pressure.
The most common structure at the front of the deep sea optical cable is in the form of an inner metal armor and outer PE insulating layer, the PE insulating layer is contracted in outer diameter due to the action of water pressure in the deep sea environment, and the PE layer and the metal structure are sealed by an O-shaped ring to be invalid in a deep way under water of 3000 m.
Disclosure of utility model
The utility model aims to provide a novel deep-sea photoelectric communication repeater shell, and designs a repeater shell structure with metal bending limiters and universal joints at two ends, wherein a sealing mode that a deep-sea photoelectric cable enters an electronic cabin shell is designed to be that a PE insulating layer is directly injection-molded on a metal flange structure, and the signal relay and connection functions of the deep-sea photoelectric cable under the working condition of large water depth are realized through an O-shaped ring sealing mode between the metal flange and the metal shell.
In order to solve the technical problems, the utility model provides a deep sea photoelectric communication repeater shell, which comprises an electronic cabin, wherein metal bending limiters, bearing connectors and universal joints are axially symmetrically arranged at two ends of the electronic cabin; the metal bending limiter, the bearing connector, the universal joint and the electronic cabin are connected in sequence;
The universal joint is internally wrapped with an injection molding metal flange, and the electronic cabin comprises a metal shell and a metal end cover; the metal end cover and the metal shell are sequentially sleeved on the circumferential outer wall of the injection molding metal flange, and the outer wall of the injection molding metal flange comprises a first embedded sealing ring for sealing with the metal end cover; the outer wall of the metal end cover comprises a second embedded sealing ring which is used for sealing the metal shell;
The injection molding metal flange is connected with the metal end cover, and the metal end cover is connected with the metal shell through fastening screws.
Preferably, the metal bending limiter is formed by sequentially connecting a plurality of metal bending limiting joints, and the inside of the metal bending limiter is wrapped with a deep-sea optical cable.
Preferably, the bearing connector is internally wrapped with an injection joint, the universal joint is internally wrapped with a flexible marine optical cable, the deep-sea optical cable and the flexible marine optical cable are connected with each other through the injection joint to realize connection of an internal optical cable and a cable, and the flexible marine optical cable and the injection metal flange are connected through an injection molding process.
Preferably, the flexible ocean optical cable is of a spiral structure.
Preferably, the number of the first sealing rings is at least two, and the first sealing rings are linearly distributed along the axis of the injection molding metal flange.
Preferably, the number of the second sealing rings is at least three, and the second sealing rings are linearly distributed along the axis of the metal end cover.
Preferably, the first sealing ring and the second sealing ring are both O-shaped ring sealing structures.
Preferably, the flexible ocean optical cable core wire inside the injection molding metal flange separates out an optical cable and an electric cable, and is connected to the photoelectric processing functional module inside the electronic cabin.
Compared with the prior art, the utility model has the following beneficial effects:
according to the deep-sea photoelectric communication repeater shell, the signal repeating and connecting functions of the deep-sea optical cable under the working condition of large water depth are realized through the O-shaped ring sealing mode between the metal flange and the metal shell, meanwhile, the deep-sea optical cable inside the deep-sea photoelectric communication repeater shell can be protected in the process of equipment transportation and arrangement through flexible design, bending limiting protection can be carried out on the joint in the construction process, and the connecting reliability is ensured.
Drawings
Fig. 1 is a schematic diagram of the external structure of a repeater housing according to the present utility model.
Fig. 2 is a schematic view of the internal structure of the repeater housing according to the present utility model.
Fig. 3 is a partial cross-sectional view of a repeater housing seal arrangement of the present utility model.
In the figure: the cable comprises a 1-metal bending limiter, a 2-bearing connector, a 3-universal joint, a 4-electronic cabin, a 5-metal bending limiter, a 6-deep sea optical cable, a 7-injection joint, an 8-flexible sea optical cable, a 9-injection metal flange, a 10-metal end cover, a 11-metal shell, a 12-fastening screw I, a 13-sealing ring I, a 14-fastening screw II, a 15-sealing ring II, a 16-optical cable and a 17-cable.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples. The advantages and features of the present utility model will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.
As shown in fig. 1-3, the utility model specifically discloses a deep sea photoelectric communication relay shell, which comprises an electronic cabin 4, wherein metal bending limiters 1, a bearing connector 2 and universal joints 3 are axially symmetrically arranged at two ends of the electronic cabin 4; the metal bending limiter 1, the bearing connector 2, the universal joint 3 and the electronic cabin 4 are connected in sequence; the universal joint 3 is internally wrapped with an injection molding metal flange 9, and the electronic cabin 4 comprises a metal shell 11 and a metal end cover 10; the circumference outer wall of the injection molding metal flange 9 is sequentially sleeved with a metal end cover 10 and a metal shell 11, and the outer wall of the injection molding metal flange 9 comprises a first embedded sealing ring 13 for sealing with the metal end cover 10; the outer wall of the metal end cover 10 comprises a second embedded sealing ring 15 for sealing with the metal shell 11; the injection molding metal flange 9 is in locking connection with the metal end cover 10 through a first fastening screw 12, and the metal end cover 10 is in locking connection with the metal shell 11 through a second fastening screw 14.
The metal bending limiter 1 is formed by sequentially connecting a plurality of metal bending limiting joints 5, and a deep sea optical cable 6 is wrapped in the metal bending limiter 1. The bearing connector 2 is internally wrapped with an injection joint 7, the universal joint 3 is internally wrapped with a flexible marine optical cable 8, the deep-sea optical cable 6 and the flexible marine optical cable 8 are connected with an internal optical cable 16 and a cable 17 through the injection joint 7, and the flexible marine optical cable 8 and the injection metal flange 9 are connected through an injection molding process. The deep sea optical cable 6, the injection joint 7, the flexible ocean optical cable 8 and the injection metal flange 9 form a whole set of watertight structural member through an injection molding process. The flexible marine optical cable 8 is of a spiral configuration.
The number of the first sealing rings 13 is at least two, and the first sealing rings are linearly arranged along the axis of the injection molding metal flange 9. The number of the second sealing rings 15 is at least three, and the second sealing rings are linearly arranged along the axis of the metal end cover 10. The first sealing ring 13 and the second sealing ring 15 are both O-shaped ring sealing structures.
The core wires of the flexible ocean optical cable 8 inside the injection molding metal flange 9 are separated into an optical cable 16 and an electric cable 17, and the optical cable 16 and the electric cable 17 are connected to the photoelectric processing functional module inside the electronic cabin 4.
The design principle is as follows: the metal bending limiter 1 provides bending protection for the deep sea optical cable 6; the bearing connector 2 transfers the bearing force of the armored steel wires of the deep-sea optical cable 6 in the injection joint 7 to the structure of the bearing connector, and meanwhile, the injection joint 7 is protected; the two universal joints 3 which are symmetrically arranged enable the shell structure of the deep-sea photoelectric communication repeater to form three sections so as to reduce the length of the rigid part of the whole structure, and the flexible ocean optical cable 8 with a spiral shape is matched, so that the core of the internal optical cable 17 is prevented from being damaged in the bending process of the universal joints 3; the injection molding metal flange 9 formed through the injection molding process forms a watertight structure with the electronic cabin 4 through the sealing ring and the fastening screw, and the sealing structure form of the O-shaped ring between metals bears greater depth water pressure than the sealing structure of the O-shaped ring between PE and metals, so that the sealing effect is more reliable in a large-depth ocean use scene.
The above description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.
Claims (8)
1. The deep sea photoelectric communication repeater shell comprises an electronic cabin (4), and is characterized in that metal bending limiters (1), bearing connectors (2) and universal joints (3) are axially symmetrically arranged at two ends of the electronic cabin (4); the metal bending limiter (1), the bearing connector (2), the universal joint (3) and the electronic cabin (4) are connected in sequence;
The universal joint (3) is internally wrapped with an injection molding metal flange (9), and the electronic cabin (4) comprises a metal shell (11) and a metal end cover (10); the metal end cover (10) and the metal shell (11) are sequentially sleeved on the circumferential outer wall of the injection molding metal flange (9), and the outer wall of the injection molding metal flange (9) comprises a first embedded sealing ring (13) for sealing with the metal end cover (10); the outer wall of the metal end cover (10) comprises a second embedded sealing ring (15) for sealing with the metal shell (11);
The injection molding metal flange (9) is connected with the metal end cover (10) and the metal end cover (10) is connected with the metal shell (11) through fastening screws.
2. The deep-sea photoelectric communication repeater shell according to claim 1, wherein the metal bending limiter (1) is formed by sequentially connecting a plurality of metal bending limiting joints (5), and a deep-sea optical cable (6) is wrapped in the metal bending limiter (1).
3. The deep sea photoelectric communication repeater shell according to claim 2, wherein the bearing connector (2) is internally wrapped with an injection joint (7), the universal joint (3) is internally wrapped with a flexible ocean optical cable (8), the deep sea optical cable (6) and the flexible ocean optical cable (8) are connected with an internal optical cable (16) and a cable (17) through the injection joint (7), and the flexible ocean optical cable (8) and the injection metal flange (9) are connected through an injection molding process.
4. A deep sea optoelectronic communications repeater housing as claimed in claim 3, wherein the flexible marine optical cable (8) is of helical configuration.
5. A deep sea optoelectronic communications repeater housing as claimed in claim 1 wherein the number of said first sealing rings (13) is at least two and is arranged linearly along the axis of said injection molded metal flange (9).
6. A deep sea optoelectronic communications repeater housing as claimed in claim 1 wherein the number of second sealing rings (15) is at least three and is arranged linearly along the axis of the metallic end cap (10).
7. The deep-sea photoelectric communication repeater housing according to claim 1, wherein the first sealing ring (13) and the second sealing ring (15) are both of an O-ring sealing structure.
8. A deep sea optoelectronic communication repeater housing as claimed in claim 3, characterized in that the flexible marine optical cable (8) core inside the injection molded metal flange (9) is separated from the optical cable (16) and the electrical cable (17) and is connected to the optoelectronic processing function module inside the electronic compartment (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322999654.7U CN221042874U (en) | 2023-11-07 | 2023-11-07 | Deep sea photoelectric communication repeater shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322999654.7U CN221042874U (en) | 2023-11-07 | 2023-11-07 | Deep sea photoelectric communication repeater shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221042874U true CN221042874U (en) | 2024-05-28 |
Family
ID=91180021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322999654.7U Active CN221042874U (en) | 2023-11-07 | 2023-11-07 | Deep sea photoelectric communication repeater shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221042874U (en) |
-
2023
- 2023-11-07 CN CN202322999654.7U patent/CN221042874U/en active Active
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