CN107894632B - Novel 4-core outdoor optical fiber connector socket - Google Patents
Novel 4-core outdoor optical fiber connector socket Download PDFInfo
- Publication number
- CN107894632B CN107894632B CN201711417181.8A CN201711417181A CN107894632B CN 107894632 B CN107894632 B CN 107894632B CN 201711417181 A CN201711417181 A CN 201711417181A CN 107894632 B CN107894632 B CN 107894632B
- Authority
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- China
- Prior art keywords
- cavity
- support body
- accommodating cavity
- shell
- accommodating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 41
- 239000000919 ceramic Substances 0.000 claims abstract description 16
- 239000000835 fiber Substances 0.000 claims abstract description 10
- 238000005192 partition Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 16
- 230000003287 optical effect Effects 0.000 description 8
- 238000004891 communication Methods 0.000 description 6
- 238000002788 crimping Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
-
- 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
- G02B6/3897—Connectors fixed to housings, casing, frames or circuit boards
-
- 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
- G02B6/40—Mechanical coupling means having fibre bundle mating means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to a novel 4-core outdoor optical fiber connector socket, which comprises a front supporting body, a rear supporting body, a front shell and a rear shell; the upper end surface of the rear support body is provided with a clamping groove; a front cavity and a rear cavity are formed in the front support body, the front end body of the rear support body is inserted into the rear cavity of the front support body, four ceramic lock pins are arranged in the front cavity, and the front ends of the four ceramic lock pins form an extension section; a rear accommodating cavity and a front accommodating cavity are formed in the front shell, the front supporting body is arranged in the rear accommodating cavity, and the extending sections of the four ceramic ferrules extend into the front accommodating cavity through the partition plate; the back housing is internally provided with a back accommodating cavity and a wire cavity, the back supporting body is arranged in the back accommodating cavity, and the back housing is fixedly connected with the front housing in a spiral manner. The utility model provides a 4 outdoor fiber connector socket of core, when using with the plug cooperation, can use a connector alright make four optical fiber connections, the inside mechanism of socket is stable, and the leakproofness is good, can adapt to external bad weather.
Description
Technical Field
The invention relates to a novel 4-core outdoor optical fiber connector socket.
Background
In an optical communication line, in addition to basic devices including optical fiber cables, optical transmitters, optical repeaters, and optical receivers, many functional devices are required, which are generally classified into active devices and passive devices. The fiber optic connector is a passive device. It is an indispensable device for connection of various devices in an optical fiber communication system. And is the optical fiber device with the largest use amount at present. Due to the gradual fiberization of local communication networks, the demand for metropolitan area networks and subscriber access networks has increased, and in recent years the total demand for the global fiber optic connector market has increased, with an annual growth of around 20% being expected in the next decade. With the continuous maturity of the production design technology of the optical fiber connector and the perfect production process, the new generation of optical fiber connectors with smaller volumes and newer technology are dominant in future communication.
In recent years, due to the continuous development of communication network systems and the actual demands of Fiber To The Roadside (FTTR), fiber To The Office (FTTO), fiber To The Home (FTTH), fiber To The Desktop (FTTD), the information amount and speed of the optical fiber communication system are more rapidly developed. Recently, fiber-to-the-antenna (FTTA) has been proposed in the world, and the latest mobile communication systems (3 g, wilmax,4 g) use optical fibers to connect a base station and an antenna. Completely replaces the connection of the traditional high-frequency copper wire cable. The transmission distance can be increased, and the network labor cost can be reduced, which undoubtedly leads to the innovation of the network architecture system.
The current optical fiber connector is mainly limited to indoor environments and cannot adapt to external bad weather. When the optical fibers are connected with the antenna, the number of the optical fibers is 2, 4 and the like, and if the number of the optical fibers is not necessarily the same, two traditional 2-core optical fiber connectors are used; the installation is troublesome and the structure is cumbersome.
Disclosure of Invention
The invention aims to solve the technical problems that: the defect of the prior art is overcome, a novel 4-core outdoor optical fiber connector socket is provided, and the defect that the installation and connection of four optical fibers are inconvenient at present is overcome.
The technical scheme adopted for solving the technical problems is as follows: a novel 4-core outdoor optical fiber connector socket comprises a front supporting body, a rear supporting body, a front shell and a rear shell;
the upper end face of the rear support body is provided with 4 clamping grooves for accommodating optical fibers, an annular baffle body is formed in the middle of the rear support body, the rear support body at the front side of the baffle body forms a front end body, and the rear support body at the rear side of the baffle body forms a rear end body;
a front cavity and a rear cavity are formed in the front support body, the front end body of the rear support body is inserted into the rear cavity of the front support body, four ceramic lock cores are arranged in the front cavity, the four ceramic lock cores are sleeved with springs and are elastically arranged in the front cavity, and the front ends of the four ceramic lock cores extend out of the front end face of the front support body to form an extending section;
a rear accommodating cavity for accommodating the front supporting body and a front accommodating cavity for accommodating the plug are formed in the front shell, and a partition plate is arranged between the front accommodating cavity and the rear accommodating cavity; the front supporting body is arranged in the rear accommodating cavity, and the extending sections of the four ceramic ferrules extend into the front accommodating cavity through the partition plate;
the rear housing is internally provided with a rear accommodating cavity and a wire cavity for accommodating a rear supporting body, the rear supporting body is arranged in the rear accommodating cavity, and the rear housing is fixedly connected with the front housing in a spiral manner;
the four optical fibers penetrate through the wire cavity and are fixed in the four clamping grooves, and the front ends of the four optical fibers are respectively connected with the rear ends of the four ceramic lock pins.
Further, the front shell is externally provided with a connecting flange, an external thread is formed on the front shell at the front side of the connecting flange, and a positioning pin for plug fit is arranged on a partition plate in the front accommodating cavity.
Further, a first sealing ring is arranged in the rear accommodating cavity of the rear shell, and the rear end of the front shell is in sealing fit with the rear shell through the first sealing ring.
Further, the rear end of the rear shell is sleeved with a crimping ring for compressing the optical cable.
Further, bayonet sockets are respectively formed at the upper end and the lower end of the rear cavity of the front support body, clamping protrusions matched with the two bayonet sockets are respectively formed at the upper end and the lower end of the front end body of the rear support body, and the front support body and the rear support body are clamped with the bayonet sockets through the clamping protrusions.
Further, a cover plate is fixedly arranged on the rear end body of the rear support body, and the cover plate covers the upper part of the clamping groove;
the upper end of the rear end body of the rear support body is provided with a plurality of connecting pins, the cover plate is provided with a corresponding number of connecting holes, and the connecting pins are inserted into the connecting holes and form interference fit with the connecting holes.
Further, a second sealing ring is arranged on the rear side of the connecting flange.
The beneficial effects of the invention are as follows: the utility model provides a 4 outdoor fiber connector socket of core, when using with the plug cooperation, can use a connector alright make four optical fiber connections, the inside mechanism of socket is stable, and the leakproofness is good, can adapt to external bad weather.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a semi-sectional view of a connector receptacle;
FIGS. 2 and 3 are schematic views of the front housing;
FIG. 4 is a schematic view of a rear support;
FIG. 5 is a diagram of the connections between the front support, rear support, ferrule and cover plate;
FIG. 6 is a diagram of the connection between the rear support, the ferrule and the cover plate;
fig. 7 is a perspective view of a connector receptacle;
the device comprises a front supporting body 1, a rear supporting body 2, a clamping groove 2A, a front shell 3, a positioning pin 3, a rear shell 4, a crimping ring 5, a ceramic ferrule 6, a first sealing ring 7, a second sealing ring 8, a cover plate 9 and a cover plate.
Detailed Description
The invention will now be further described with reference to specific examples. These drawings are simplified schematic views illustrating the basic structure of the present invention by way of illustration only, and thus show only the constitution related to the present invention.
As shown in fig. 1 to 7, a novel 4-core outdoor optical fiber connector receptacle includes a front supporter 1, a rear supporter 2, a front housing 3, and a rear housing 4.
The upper end face of the rear support body 2 is provided with 4 clamping grooves 2A for accommodating optical fibers, an annular baffle body is formed in the middle of the rear support body 2, a front end body is formed by the rear support body 2 at the front side of the baffle body, and a rear end body is formed by the rear support body 2 at the rear side of the baffle body; front cavity and back cavity have been seted up in the preceding support body 1, and the front end body of back support body 2 inserts preceding support body 1 back cavity, and the front intracavity is provided with four pottery lock pin 6, and four pottery lock pin 6 cup joint the spring and elasticity sets up in the front intracavity, and four pottery lock pin 6 front ends stretch out and form the section of stretching out from the preceding terminal surface of front support body 1.
A rear accommodating cavity for accommodating the front support body 1 and a front accommodating cavity for accommodating the plug are formed in the front shell 3, and a partition plate is arranged between the front accommodating cavity and the rear accommodating cavity; the front supporting body 11 is arranged in the rear accommodating cavity, and the extending sections of the four ceramic ferrules 6 extend into the front accommodating cavity through the partition plate; the rear housing 4 is internally provided with a rear accommodating cavity and a wire cavity for accommodating the rear supporting body 2, the rear supporting body 2 is arranged in the rear accommodating cavity, and the rear housing 4 is fixedly connected with the front housing 3 in a spiral manner; the four optical fibers penetrate through the wire cavity and are fixed in the four clamping grooves 2A, and the front ends of the four optical fibers are respectively connected with the rear ends of the four ceramic lock pins 6.
The outside of the front shell body 3 is provided with a connecting flange, external threads are formed on the front shell body 3 at the front side of the connecting flange, and a positioning pin 3A for plug fit is arranged on a partition plate in the front accommodating cavity. The locating pin 3A is used for fixing connection between the socket and the plug, and improves connection stability of the socket and the plug. The rear side of the connecting flange is provided with a second sealing ring 8.
A first sealing ring 7 is arranged in the rear accommodating cavity of the rear shell 4, and the rear end of the front shell 3 is in sealing fit with the rear shell 4 through the first sealing ring 7. The first sealing ring 7 is used for improving the tightness between the two shells and adapting to the severe environment.
The rear end of the rear shell 4 is sleeved with a crimping ring 5 for compressing the optical cable. The crimping ring 5 has the function of compacting the optical cable and guaranteeing the stability of the internal optical fiber under the condition of guaranteeing the stability of the optical cable.
The upper end and the lower end of the rear cavity of the front support body 1 are respectively provided with a bayonet, the upper end and the lower end of the front end body of the rear support body 2 are respectively provided with a clamping protrusion matched with the two bayonets, and the front support body 1 and the rear support body 2 are clamped with the bayonets through the clamping protrusions. The clamping protrusion is matched with the bayonet and used for improving the connection strength between the two supporting bodies.
A cover plate 9 is fixedly arranged on the rear end body of the rear support body 2, and the cover plate 9 is covered above the clamping groove 2A; the upper end of the rear end body of the rear support body 2 is provided with 3 connecting pins, the cover plate 9 is provided with a corresponding number of connecting holes, and the connecting pins are inserted into the connecting holes and form interference fit with the connecting holes. The four optical fibers on the rear support body 2 are fixed by the cover plate 9.
The optical fiber connector socket can realize connection of 4 optical fibers at one time, avoids the inconvenience of using two 2-core optical fiber connectors in the past, facilitates connection of the 4-core optical fibers, ensures that the 4-core connection structure is stable and reliable, has high sealing performance and high strength, and can adapt to severe environments.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (5)
1. The novel 4-core outdoor optical fiber connector socket is characterized by comprising a front supporting body (1), a rear supporting body (2), a front shell (3) and a rear shell (4); 4 clamping grooves (2A) for accommodating optical fibers are formed in the upper end face of the rear support body (2), an annular baffle body is formed in the middle of the rear support body (2), a front end body is formed by the rear support body (2) at the front side of the baffle body, and a rear end body is formed by the rear support body (2) at the rear side of the baffle body; a front cavity and a rear cavity are formed in the front support body (1), the front end body of the rear support body (2) is inserted into the rear cavity of the front support body (1), four ceramic inserting cores (6) are arranged in the front cavity, the four ceramic inserting cores (6) are sleeved with springs and are elastically arranged in the front cavity, and the front ends of the four ceramic inserting cores (6) extend out of the front end face of the front support body (1) to form an extending section; a rear accommodating cavity for accommodating the front supporting body (1) and a front accommodating cavity for accommodating the plug are formed in the front shell (3), and a partition plate is arranged between the front accommodating cavity and the rear accommodating cavity; the front supporting body (1) is arranged in the rear accommodating cavity, and the extending sections of the four ceramic ferrules (6) extend into the front accommodating cavity through the partition plate; a rear accommodating cavity and a wire cavity for accommodating the rear supporting body (2) are formed in the rear housing (4), the rear supporting body (2) is arranged in the rear accommodating cavity, and the rear housing (4) is fixedly connected with the front housing (3) in a spiral manner; the four optical fibers penetrate through the wire cavity and are fixed in the four clamping grooves (2A), and the front ends of the four optical fibers are respectively connected with the rear ends of the four ceramic ferrules (6);
a connecting flange is arranged outside the front shell (3), external threads are formed on the front shell (3) at the front side of the connecting flange, and a positioning pin (3A) for plug matching is arranged on a partition plate in the front accommodating cavity; a first sealing ring (7) is arranged in a rear accommodating cavity of the rear shell (4), and the rear end of the front shell (3) is in sealing fit with the rear shell (4) through the first sealing ring (7).
2. The novel 4-core outdoor optical fiber connector receptacle of claim 1, wherein the rear end of the rear housing (4) is sleeved with a crimp ring (5) for compressing the fiber optic cable.
3. The novel 4-core outdoor optical fiber connector socket according to claim 1, wherein bayonets are respectively formed at the upper end and the lower end of the rear cavity of the front support body (1), clamping protrusions matched with the two bayonets are respectively formed at the upper end and the lower end of the front end body of the rear support body (2), and the front support body (1) and the rear support body (2) are clamped with each other through the clamping protrusions.
4. The novel 4-core outdoor optical fiber connector socket according to claim 1, wherein a cover plate (9) is fixedly arranged on the rear end body of the rear support body (2), and the cover plate (9) is covered above the clamping groove (2A); the upper end of the rear end body of the rear support body (2) is provided with a plurality of connecting pins, the cover plate (9) is provided with a corresponding number of connecting holes, and the connecting pins are inserted into the connecting holes and form interference fit with the connecting holes.
5. The novel 4-core outdoor fiber optic connector receptacle of claim 1, wherein the rear side of the connection flange is provided with a second sealing ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711417181.8A CN107894632B (en) | 2017-12-25 | 2017-12-25 | Novel 4-core outdoor optical fiber connector socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711417181.8A CN107894632B (en) | 2017-12-25 | 2017-12-25 | Novel 4-core outdoor optical fiber connector socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107894632A CN107894632A (en) | 2018-04-10 |
| CN107894632B true CN107894632B (en) | 2023-12-26 |
Family
ID=61808248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711417181.8A Active CN107894632B (en) | 2017-12-25 | 2017-12-25 | Novel 4-core outdoor optical fiber connector socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107894632B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05119240A (en) * | 1991-10-28 | 1993-05-18 | Hitachi Cable Ltd | Multi-fiber optical connector |
| JP2003149506A (en) * | 2001-11-14 | 2003-05-21 | Fujikura Ltd | Optical connection component with ferrule and optical connector receptacle |
| JP2007078740A (en) * | 2005-09-09 | 2007-03-29 | Fujikura Ltd | Optical connector receptacle, and substrate with the same |
| JP2007121859A (en) * | 2005-10-31 | 2007-05-17 | Fujikura Ltd | Optical connector receptacle and optical connector |
| JP2008026647A (en) * | 2006-07-21 | 2008-02-07 | Fujikura Ltd | Optical receptacle housing, optical connector receptacle, and optical equipment |
| US7658551B1 (en) * | 2008-10-27 | 2010-02-09 | Advanced Connectek Inc. | Optical fiber connector |
| CN102819071A (en) * | 2012-09-12 | 2012-12-12 | 苏州瑞可达连接系统有限公司 | Multicore optical fiber connector |
| CN105137547A (en) * | 2015-09-02 | 2015-12-09 | 中航光电科技股份有限公司 | Fiber connector and fiber connector assembly |
| JP2016164600A (en) * | 2015-03-06 | 2016-09-08 | 株式会社フジクラ | Plug-side optical connector, optical connector system, and optical cable with connector |
| CN207780309U (en) * | 2017-12-25 | 2018-08-28 | 金信诺（常州）轨道信号系统科技有限公司 | Novel 4 core open air fiber connector socket |
-
2017
- 2017-12-25 CN CN201711417181.8A patent/CN107894632B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05119240A (en) * | 1991-10-28 | 1993-05-18 | Hitachi Cable Ltd | Multi-fiber optical connector |
| JP2003149506A (en) * | 2001-11-14 | 2003-05-21 | Fujikura Ltd | Optical connection component with ferrule and optical connector receptacle |
| JP2007078740A (en) * | 2005-09-09 | 2007-03-29 | Fujikura Ltd | Optical connector receptacle, and substrate with the same |
| JP2007121859A (en) * | 2005-10-31 | 2007-05-17 | Fujikura Ltd | Optical connector receptacle and optical connector |
| JP2008026647A (en) * | 2006-07-21 | 2008-02-07 | Fujikura Ltd | Optical receptacle housing, optical connector receptacle, and optical equipment |
| US7658551B1 (en) * | 2008-10-27 | 2010-02-09 | Advanced Connectek Inc. | Optical fiber connector |
| CN102819071A (en) * | 2012-09-12 | 2012-12-12 | 苏州瑞可达连接系统有限公司 | Multicore optical fiber connector |
| JP2016164600A (en) * | 2015-03-06 | 2016-09-08 | 株式会社フジクラ | Plug-side optical connector, optical connector system, and optical cable with connector |
| CN105137547A (en) * | 2015-09-02 | 2015-12-09 | 中航光电科技股份有限公司 | Fiber connector and fiber connector assembly |
| CN207780309U (en) * | 2017-12-25 | 2018-08-28 | 金信诺（常州）轨道信号系统科技有限公司 | Novel 4 core open air fiber connector socket |
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| Publication number | Publication date |
|---|---|
| CN107894632A (en) | 2018-04-10 |
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