CN106908906A - A kind of right-angle type joints of optical fibre - Google Patents
A kind of right-angle type joints of optical fibre Download PDFInfo
- Publication number
- CN106908906A CN106908906A CN201710117436.2A CN201710117436A CN106908906A CN 106908906 A CN106908906 A CN 106908906A CN 201710117436 A CN201710117436 A CN 201710117436A CN 106908906 A CN106908906 A CN 106908906A
- Authority
- CN
- China
- Prior art keywords
- right angle
- connector assembly
- plug
- plug body
- housing unit
- 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.)
- Pending
Links
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
- G02B6/3826—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres characterised by form or shape
- G02B6/3829—Bent or angled connectors
-
- 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
- G02B6/3816—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres for use under water, high pressure connectors
-
- 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
- G02B6/3826—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres characterised by form or shape
- G02B6/3831—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres characterised by form or shape comprising a keying element on the plug or adapter, e.g. to forbid wrong connection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a kind of right-angle type joints of optical fibre, including socket and right angle plug body, the right angle plug body and socket coordinate realization to plug together guiding by keyway；Socket includes Socket casing and connector assembly；Right angle plug body includes right angle housing unit, plug body and right angle rail unit, plug body is tightly connected with right angle housing unit by plug attaching nut, right angle rail unit is tightly connected by lock sleeve with right angle housing unit, connector assembly includes floating connector assembly and watertight connector assembly, and floating connector assembly is directed at connection with watertight connector assembly and is passed through for optical fiber；Right angle housing unit structure is hollow cavity, quantity identical ladder circular hole is offered on the plug body, Socket casing and pressing plate and is passed through for optical fiber.Compact conformation of the present invention, required space is small, can meet the water-stop requirement of deep ocean work.
Description
Technical field
The present invention relates to Underwater Optical field of connectors, and in particular to a kind of right-angle type joints of optical fibre.
Background technology
In recent years, either deep-sea exploration submersible, the underwater observation equipment of civil area, still investigates machine under water
People, such as AUV, ROV, midget submarine deep ocean work equipment, towards minimize, adapt to the directions such as hydraulic pressure environment high hair
Exhibition.Because fiber optic communication has, transmission capacity is big, good confidentiality, jamproof advantage, logical with the external world in deep ocean work equipment cabin
Letter employs advanced Optical Fiber Transmission mode.Therefore, the demand to the extraordinary watertight joints of optical fibre is also more and more.
Common watertight joints of optical fibre volume is big, is taken up room during installation big, and watertightness can only typically meet shallow sea ring
Border uses, and the deep ocean work armament-related work depth of water is big, small volume, and the space for being used to install watertight connector on its bulkhead is limited,
So the common watertight joints of optical fibre cannot meet demand.The right-angle type joints of optical fibre can solve the problem that in deep ocean work equipment cabin
The big technical barrier that the infrared optical fiber communication technology is applied under watertight environment high, main purpose is to ensure fiber-optic signal Lossless transport
While keep deep ocean work equipment cabin in watertightness high.Additionally, the right-angle type joints of optical fibre can be equipped in deep ocean work
Very narrow space mounting on bulkhead, joints of optical fibre afterbody optical cable is not bent.Therefore, invention one kind can adapt to Gao Shui
Close environment and the right-angle type joints of optical fibre that can be installed in the confined space, with positive realistic meaning.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of right-angle type joints of optical fibre, and the joints of optical fibre can be
Bulkhead is protruded after the upper narrow space mounting of deep ocean work equipment is used, and the joints of optical fibre are installed highly low, can effectively protected
Shield tail portion of connector optical cable is not bent.
The technical scheme that the present invention is used to solve above-mentioned technical problem is to provide a kind of right-angle type joints of optical fibre, wraps
Include right angle plug body 1 and socket 2, it is characterised in that right angle plug body 1 and socket 2 are plugged together by keyway cooperation realization leads
To right angle plug body 1 includes right angle housing unit 11, plug body 12 and right angle rail unit；Socket 2 includes Socket casing
21 and connector assembly；Right angle housing unit 11 is the hollow cavity of rectangular curved shape, is passed through from cavity for optical fiber, described
Cavity inner wall is circle, is crossed UNICOM in right angle, and fibre-optical bending angle is not less than 90 degree.
Further, right angle rail unit includes watertight tail annex 14, and watertight tail annex 14 includes tapered sleeve 17, hold-down ring
18th, lock sleeve 19；Watertight tail annex 14 is by lock sleeve 19 and the seal with screwed joint of right angle housing unit 11, right angle housing unit
Tail sleeve 3, tail sleeve 3 and the mutually nested locking of lock sleeve 19 are cased with outside 11 tail ends, lock sleeve 19 and plug pigtail 20.
Further, connector assembly includes watertight connector assembly 24 and floating connector assembly 13, and watertight connector assembly 24 is wrapped
The ceramic contact pin 27 for including Plug pin patch bay 26 and being installed on Plug pin patch bay 26, Plug pin patch bay 26 is provided with groove 8, the insertion ditch of sealing ring 22
In groove 8, watertight connector assembly 24 is pressed by pressing plate 28 and is packed in 21 on Socket casing, and pressing plate 28 is pressed by screw 29 and is fixedly mounted with
On the end face of Socket casing 21；Floating connector assembly 13 include Plug pin patch bay 26, be installed on Plug pin patch bay 26 ceramic contact pin 27,
Sleeve 15 and spring 16, floating connector assembly 13 are pressed by pressing plate 28 and are packed in plug body 12, the He of right angle plug body 1
After plug body 2 is plugged together, alignment and the connection of light path are realized by the docking of floating connector assembly 13 and watertight connector assembly 24.
Further, plug body 12, Socket casing 21 and the opposite position of pressing plate 28 are provided with and optical fibre in optical cable number
Measure identical circular hole 4 and each circular hole 4 is equipped with groove 30, be centrosymmetric on pressing plate 28 and offer two mounting holes 31.
Further, the front end of right angle housing unit 11 is provided with for preventing between right angle housing unit 11 and plug body 12
The pin 7 of relative rotation, the circumferential surface of the front end of right angle housing unit 11 offers multiple tracks for installing the groove of sealing ring 22
8, in the insertion groove 8 of sealing ring 22, the front end of right angle housing unit 11 is provided with position limiting structure, the front end of right angle housing unit 11 and plug
After the rear end of matrix 12 plugs together, it is connected by plug attaching nut 6.
Present invention contrast prior art has following beneficial effect：
(1) a kind of right-angle type joints of optical fibre that the present invention is provided are arranged on when on deep ocean work equipment, connector protrusion
Bulkhead is highly low, and tail portion of connector optical cable is parallel with bulkhead, solves common watertight connector protrusion bulkhead height height, required peace
The technical barrier that dress space is big and tail portion of connector optical cable is easily snapped off；
(2) a kind of right-angle type joints of optical fibre that the present invention is provided have high horizontal watertightness performance, disclosure satisfy that depth
Water-stop requirement inside and outside extra large working equipment cabin；
(3) a kind of socket of right-angle type joints of optical fibre that the present invention is provided has high direction waterproof performance, enters
One step ensure that the watertightness high in deep ocean work equipment cabin；
(4) a kind of right-angle type joints of optical fibre small volume that the present invention is provided, compact conformation is positioned using keyway guiding,
With blindmate and anti-misplug function；
(5) sky that a kind of right-angle type joints of optical fibre that the present invention is provided can be very narrow on deep ocean work equipment bulkhead
Between install, with very strong use flexibility.
Brief description of the drawings
Fig. 1 is structural representation when the right angle plug and socket of the embodiment of the present invention are connected；
Fig. 2 is the A-A in Fig. 1 to sectional view；
Fig. 3 is the B-B direction sectional view in Fig. 2；
Fig. 4 is the stereogram of Fig. 1；
Fig. 5 is the structural representation of right angle plug body in Fig. 1；
Fig. 6 is the stereogram of Fig. 5；
Fig. 7 is the structural representation of right angle housing unit；
Fig. 8 is the structural representation of socket in Fig. 1；
Fig. 9 is the stereogram of Fig. 8；
Figure 10 is the structural representation of watertight tail annex；
Figure 11 is the structural representation of floating connector assembly；
Figure 12 is the structural representation of watertight connector assembly；
In figure：
1：Right angle plug body 10：Blind hole 11：Right angle housing unit 12：Plug body
13：Floating connector assembly 14：Watertight tail annex 15：Sleeve 16：Spring
17：Tapered sleeve 18：Hold-down ring 19：Lock sleeve 20：Plug pigtail
2：Socket 21：Socket casing 22：Sealing ring 23：Socket pigtail
24：Watertight connector assembly 25：Contact pin sleeve pipe 26：Plug pin patch bay 27：Ceramic contact pin
28：Pressing plate 29：Screw 30：Groove 31：Mounting hole
3：Tail sleeve 4：Circular hole 5：Socket attaching nut 6：Plug attaching nut
7：Pin 8：Groove 9：Back-up ring
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
With reference to Fig. 1 to Fig. 9, wherein Fig. 5 right angle plugs body 1, Fig. 7 is right angle housing unit 11, and Fig. 8 is socket 2, this hair
A kind of right-angle type joints of optical fibre of bright offer, including right angle plug body 1 and socket 2, right angle plug body 1 and socket 2 lead to
Crossing keyway coordinates realization to plug together guiding, and locking is connected by socket attaching nut 5 after plugging together, and right angle plug body 1 includes right angle shell
Body component 11, plug body 12 and right angle rail unit；Socket 2 includes Socket casing 21 and connector assembly, wherein right angle shell
Body component 11 is connected sealing with plug body 12 by plug attaching nut 6, and plug attaching nut 6 is by being packed in right angle housing
The back-up ring 9 of the front end of component 11 carries out spacing, and the circumferential surface of back-up ring 9 offers tapped through hole, the circumference table of right angle housing unit 11
Face offers blind hole 10, and the precession screwed hole of screw 29 simultaneously penetrates blind hole 10, so as to back-up ring 9 is packed in into right angle housing unit 11
On.The structure of right angle housing unit 11 is the hollow cavity of right-angle bending, and the terminal surface of right angle housing unit 11 is provided with straight for preventing
The pin 7 relatively rotated between angle housing unit 11 and plug body 12, the circumferential surface of the end of right angle housing unit 11 is opened up
There are 1-3 roads to be enclosed within the end of right angle housing unit 11 and be inserted into for installing the groove 8 of sealing ring 22, plug attaching nut 6
Plug body 12, realizes water-stop, and realize right angle housing group by plug attaching nut 6 by the compressive deformation of sealing ring 22
Connection between part 11 and plug body 12 is fixedly mounted with；Offered in the plug body 12 of right angle plug body 1 and plug pigtail 20
Middle number of fibers identical circular hole 4, floating connector assembly 13 penetrates circular hole 4 and forms floating, installs floating connector assembly 13
Afterwards, the inner side of plug body 12 is packed in pressing plate 28, pressing plate 28 is carried out by the pin 7 on the end of right angle housing unit 11
Rotary spacing, and pressing plate 28 is pressed in plug body 12, offered on the Socket casing 21 of socket 2 and plug body 12
The quantity identical circular hole 4 of upper circular hole 4, watertight connector assembly 24 penetrates circular hole 4, and circular hole 4 opens up position on Socket casing 21
With in plug body 12 ladder circular hole 4 to open up position corresponding, after installing watertight connector assembly 24, pressed with pressing plate 28
Tightly be fixedly mounted with the one end of Socket casing 21 and by screw 29, be provided with circular hole 4 on pressing plate 28, the quantity of circular hole 4 and position with insert
The quantity of the circular hole 4 on head matrix 12 and the circular hole 4 on Socket casing 21 is corresponding with position, and each Kong Jun has groove 30, dress
The second coating optical fiber of timing floating connector assembly 13 and the rear end of watertight connector assembly 24 snaps in corresponding circular hole 4 by groove 30
In, on pressing plate 28, it is centrosymmetric and offers two mounting holes 31.
With reference to Figure 10, Figure 10 is watertight tail annex 14, and watertight tail annex 14 is by lock sleeve 19 and right angle housing unit 11
Connection sealing, in watertight tail annex 14, tapered sleeve 17 is affixed by binding agent with plug pigtail 20, realizes connector tension work(
Can, sealing ring 22 and hold-down ring 18 are inserted in plug pigtail 20 successively, and the rear end face of sealing ring 22 and the front end face of hold-down ring 18 are
Inclined-plane, and angle of inclination is consistent, when hold-down ring 18 axially applies thrust along plug pigtail 20 to sealing ring 22, sealing ring 22
Inner surface is adjacent to plug pigtail 20 after reducing and realizes water-stop, with right angle housing unit 11 after the appearance surface expansion of sealing ring 22
The inwall of end is adjacent to realizes water-stop, lock sleeve 19 be inserted in plug pigtail 20 and with the interior spiral shell of the end of right angle housing unit 11
Line is connected, and the axial thrust produced during the screw-in internal thread of lock sleeve 19 passes to sealing ring 22 by hold-down ring 18 deforms it,
The tail end of lock sleeve 19 is provided with the flat structure of milling, and for Wrench clamping, tail sleeve 3 is used to protect plug pigtail 20 not by excessively curved
Folding, tail sleeve 3 is mutually nested with lock sleeve 19 to lock plug pigtail 20, and the end of tail sleeve 3 is enclosed within the end of right angle housing unit 11
Outer circumference surface on.
With reference to Figure 11, Figure 11 is floating connector assembly 13, and the floating connector assembly 13 in right angle plug body 1 includes
Ceramic contact pin 27, the Plug pin patch bay 26 for installing ceramic contact pin 27, for ceramic contact pin 27 connection alignment sleeve 15, to ceramics
Be packed in for floating connector assembly 13 by the front end face of right angle housing unit 11 by 27 springs of floating action 16 of contact pin, pressing plate 28
In plug body 12.
With reference to Figure 12, Figure 12 is watertight connector assembly 24, and the watertight connector assembly 24 in socket 2 includes ceramics
Contact pin 27, the Plug pin patch bay 26 for installing ceramic contact pin 27, the sealing ring 22 for the water-stop of Plug pin patch bay 26.Pressing plate 28 passes through spiral shell
Be packed in watertight connector assembly 24 on Socket casing 21 by the connection of nail 29, after right angle plug body 1 and socket 2 are plugged together, by floating
Dynamic connector assembly 13 is realized the alignment of light path and is connected with the docking of watertight connector assembly 24.
Although the present invention is disclosed as above with preferred embodiment, so it is not limited to the present invention, any this area skill
Art personnel, without departing from the spirit and scope of the present invention, when a little modification and perfect, therefore protection model of the invention can be made
Enclose when by being defined that claims are defined.
Claims (5)
1. a kind of right-angle type joints of optical fibre, including right angle plug body (1) and socket (2), it is characterised in that insert at the right angle
Head body (1) and the socket (2) coordinate realization to plug together guiding by keyway, and the right angle plug body (1) includes right angle housing
Component (11), plug body (12) and right angle rail unit；The socket (2) includes Socket casing (21) and connector assembly；
The right angle housing unit (11) is the hollow cavity of rectangular curved shape, is passed through from cavity for optical fiber；In the cavity
Wall is circle, is crossed UNICOM in right angle, and fibre-optical bending angle is not less than 90 degree.
2. a kind of right-angle type joints of optical fibre as claimed in claim 1, it is characterised in that the right angle rail unit includes water
Close tail annex (14), the watertight tail annex (14) includes tapered sleeve (17), hold-down ring (18), lock sleeve (19)；The watertight tail
Annex (14) is by the lock sleeve (19) and the right angle housing unit (11) seal with screwed joint, the right angle housing unit
(11) tail sleeve (3), the tail sleeve (3) and the lock sleeve are cased with outside tail end, lock sleeve (19) and plug pigtail (20)
(19) mutually nested locking.
3. a kind of right-angle type joints of optical fibre as claimed in claim 1 or 2, it is characterised in that the connector assembly includes water
Contiguity connector assembly (24) and floating connector assembly (13), the watertight connector assembly (24) is including Plug pin patch bay (26) and is installed on
Ceramic contact pin (27) on the Plug pin patch bay (26), the Plug pin patch bay (26) is provided with groove (8), and the sealing ring (22) is embedded
In the groove (8), the watertight connector assembly (24) is pressed by pressing plate (28) and is packed on the Socket casing (21), institute
Pressing plate (28) is stated to be packed on the end face of the Socket casing (21) by screw (29) pressing；The floating connector assembly (13)
It is described including Plug pin patch bay (26), the ceramic contact pin (27) being installed on the Plug pin patch bay (26), sleeve (15) and spring (16)
Floating connector assembly (13) is pressed by the pressing plate (28) and is packed in the plug body (12), the right angle plug body
(1) and after the plug body (2) is plugged together, by the docking of the floating connector assembly (13) and the watertight connector assembly (24)
Realize alignment and the connection of light path.
4. a kind of right-angle type joints of optical fibre as claimed in claim 1 or 2, it is characterised in that the plug body (12),
Socket casing (21) and pressing plate (28) opposite position be provided with described in optical fibre in optical cable quantity identical circular hole (4) and each
Circular hole (4) is equipped with groove (30), is centrosymmetric on the pressing plate (28) and offers two mounting holes (31).
5. a kind of right-angle type joints of optical fibre as claimed in claim 1 or 2, it is characterised in that the right angle housing unit
(11) front end is provided with the pin for preventing from being relatively rotated between the right angle housing unit (11) and the plug body (12)
(7), the circumferential surface of right angle housing unit (11) front end offers multiple tracks for installing the groove (8) of sealing ring (22),
In sealing ring (22) insertion groove (8), right angle housing unit (11) front end is provided with position limiting structure, the right angle
After housing unit (11) front end plugs together with the plug body (12) rear end, it is connected by plug attaching nut (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710117436.2A CN106908906A (en) | 2017-03-01 | 2017-03-01 | A kind of right-angle type joints of optical fibre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710117436.2A CN106908906A (en) | 2017-03-01 | 2017-03-01 | A kind of right-angle type joints of optical fibre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106908906A true CN106908906A (en) | 2017-06-30 |
Family
ID=59186031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710117436.2A Pending CN106908906A (en) | 2017-03-01 | 2017-03-01 | A kind of right-angle type joints of optical fibre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106908906A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110727062A (en) * | 2019-11-28 | 2020-01-24 | 上海航天科工电器研究院有限公司 | High-sealing tensile optical fiber connector assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110058772A1 (en) * | 2008-05-30 | 2011-03-10 | Bylander James R | Flexible optical coupling |
| CN102117991A (en) * | 2011-01-30 | 2011-07-06 | 中航光电科技股份有限公司 | Waterproof connector |
| CN205067801U (en) * | 2015-10-12 | 2016-03-02 | 中国电子科技集团公司第二十三研究所 | Vertical watertight fiber connector |
| CN205944594U (en) * | 2016-08-19 | 2017-02-08 | 唐兴然 | Waterproof connector of high pressure |
-
2017
- 2017-03-01 CN CN201710117436.2A patent/CN106908906A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110058772A1 (en) * | 2008-05-30 | 2011-03-10 | Bylander James R | Flexible optical coupling |
| CN102117991A (en) * | 2011-01-30 | 2011-07-06 | 中航光电科技股份有限公司 | Waterproof connector |
| CN205067801U (en) * | 2015-10-12 | 2016-03-02 | 中国电子科技集团公司第二十三研究所 | Vertical watertight fiber connector |
| CN205944594U (en) * | 2016-08-19 | 2017-02-08 | 唐兴然 | Waterproof connector of high pressure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110727062A (en) * | 2019-11-28 | 2020-01-24 | 上海航天科工电器研究院有限公司 | High-sealing tensile optical fiber connector assembly |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170630 |
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| RJ01 | Rejection of invention patent application after publication |