CN106405748A - Pigtail connector - Google Patents
Pigtail connector Download PDFInfo
- Publication number
- CN106405748A CN106405748A CN201610971827.6A CN201610971827A CN106405748A CN 106405748 A CN106405748 A CN 106405748A CN 201610971827 A CN201610971827 A CN 201610971827A CN 106405748 A CN106405748 A CN 106405748A
- Authority
- CN
- China
- Prior art keywords
- outer frame
- frame set
- connector
- adapter
- compression spring
- 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
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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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to a pigtail connector which comprises a male plug with a guide pin hole, a female plug 1 with a guide pin, and an adapter which can connect the male plug and the female plug 1. Both the female plug and the male plug 1 comprise connectors with built-in ferrules. The pigtail connector is characterized in that the pigtail connector also comprises outer frame sleeves which are arranged on the connectors and can move relative to the ferrules, elastic pieces which are arranged on the ferrules to drive the outer frame sleeves to have a trend of moving forward until the outer frame sleeves of the connectors and the adapter are locked, and a limiting piece which is arranged on the adapter and limits the connectors and the outer frame sleeves. Compared with the prior art, the pigtail connector has the advantages of low production cost, a stable connection structure, strong tensile strength and convenience in use and assembly, thus the effective positioning and tensile protection of the fiber connector can be provided, and the improvement of the connection stability and the efficiency and quality of pigtail connection construction is helped.
Description
Technical field
The present invention relates to field fiber, the MPO pig tail connections of more particularly, to a kind of stable connection.
Background technology
MPO is the english abbreviation of " multi-fiber pull off ", and the lock pin of this connector has more than 1 fibre core,
Mechanically click into place, its mechanical connecting structure is usually to be realized by screw thread or buckle structure, the MPO type joints of optical fibre
It is a kind of multicore multichannel umbilical connector, its feature is the rectangle lock pin that a normal diameter is 6.4mm*2.5mm, profit
Carry out positioning centering with the guide hole of the two a diameter of 0.7mm diameters in left and right and guid needle on insertion core end face.It is used for 2~12 cores
The connection of optical fiber side by side, can be at most that two row 24 core fibre is simultaneously connected with, and the MPO type joints of optical fibre are by a band guide pinhole
Female and a public plug with guide pin dock and be locked in an adapter, due in the communications field, optical fiber leads to
Letter has been widely used and has developed, and optical cable application in a local network is even more quite varied, and various terminal equipment is required for
Be connected with optic cable tail fiber, due to geometrical property and the optical characteristics of optical fiber, and transmission characteristic pigtail connecting device is had very high
Requirement, when the MPO type joints of optical fibre are frequently plugged, easily cause between public plug or female and adapter vertically
There is loosening phenomenon, the normal use of impact connector.
Content of the invention
The technical problem to be solved is to provide a kind of public plug or female plug for above-mentioned state of the art
Head is difficult to occur vertically loosening pig tail connections and adapter between.
The present invention solves the technical scheme that adopted of above-mentioned technical problem:This pig tail connections, includes band guide pinhole
Female, the public plug with guide pin and the adapter that can dock with described female and public plug, described female and public affairs
Plug all includes the connector being built-in with lock pin it is characterised in that also including:
Outer frame set, is arranged on described connector and can move relative to described lock pin;
Elastic component, is arranged on described lock pin, to order about the trend that described outer frame set has reach, until connector is outer
Frame set is locked with described adapter;And
Locating part, is arranged on described adapter, spacing described connector and outer frame set.
External force drives the structure of described outer frame set opposing ferrule movement can have multiple choices, as long as enabling to drive housing
The purpose of set movement, for processing and angle of assembling, preferably:Described elastic component is a compression spring, and connector
Two side on have caulking groove along the moving direction of outer frame set, described compression spring is embedded in this caulking groove, described caulking groove
Front end has the recess caving inward, and described outer frame set is convexly equipped with guide head in corresponding inwall both sides, and described guide head
This recess can be resisted against to be resisted against the front side of described compression spring, in the presence of described guide head is by external force backward, can apply
Power can make to move outside outer frame set opposing ferrule in described compression spring, simultaneously under the reset response of compression spring, outer frame set energy
Opposing ferrule moves forward.
Further, described locating part is the elastic card base being arranged on described adapter inwall both sides, this elastic card base bag
Include one with the base portion of described adapter inwall integrally connected and a resilient freedom portion of tool extending from this base portion, this freedom portion
Front end be provided with back-off, and described connector is correspondingly arranged on, in the front side of described recess, the bayonet socket being adapted to this back-off, and
This back-off is in the state of withholding on described bayonet socket, and the outer frame set of described connector is maintained at lock-out state.Connecting
In the state of head is introduced into adapter, the back-off of elastic card base freedom portion inside contracts, and enters adapter and outer frame set in connector
In the state of moving outside opposing ferrule to expose described bayonet socket, the back-off of elastic card base freedom portion is extended out thus back-off can enter this
Bayonet socket, and under the active force of the elastic reset of freedom portion, back-off can firmly be withheld on bayonet socket.
Outer frame set in order to be able to make connector is locked with adapter, and described bayonet socket moves outside described outer frame set opposing ferrule
State just can appear.
Further in order to preferably guide connector to lock with adapter, also include guide, described guide bag
The gathering sill including the lead being arranged on described connector and being arranged on described adapter inwall relevant position.
Preferably, described connector is provided with locating piece in the relative position of lead, described locating piece from the front to the back by
Cumulative thickness.The locating piece of progressive additive also can guide connector to lock with adapter with above-mentioned guiding piece together from the front to the back,
The thickening energy outer frame set of locating piece is stuck on adapter.
Compared with prior art, it is an advantage of the current invention that the pig tail connections low production cost of the present invention, connect knot
Structure is stable, and resistance to tension is strong, and uses and easy to assembly, thus can effectively fiber connector be provided effectively positioning and anti-
Draw protection, thus being favorably improved the connective stability of tail optical fiber and the efficiency of tail optical fiber connection construction and quality.
Brief description
Fig. 1 is the structural representation of adapter and public plug inserting in the embodiment of the present invention;
Fig. 2 is the structural representation of public plug in the embodiment of the present invention;
Fig. 3 is the structural representation of the connector entrance adapter state of public plug in the embodiment of the present invention;
Fig. 4 is that the connector of public plug in the embodiment of the present invention extracts the structural representation of adapter state;
Fig. 5 Fig. 1 is the structural representation of outer frame set in the embodiment of the present invention;
Fig. 6 Fig. 1 is the structural representation of adapter in the embodiment of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
This pig tail connections includes the female with guide pinhole, the public plug 1 with guide pin and can be with female and public affairs
The adapter 2 of plug 1 docking, female and public plug 1 all include the connector 4 being built-in with lock pin, also include and are arranged on
On connector 4 can opposing ferrule movement outer frame set 3, be arranged on to order about the trend that outer frame set 3 has reach on lock pin, up to
The elastic component 5 that the outer frame set 3 of connector 4 is locked with adapter 2, and being arranged on adapter 2, spacing connector 4 and housing
The locating part of set 3.
In the present embodiment, elastic component 5 is a compression spring, and along the moving direction of outer frame set 3 on the two side of connector 4
Have caulking groove 41, compression spring is embedded in this caulking groove 41, and the front end of caulking groove 41 has the recess 6 caving inward, outer frame set 3
It is convexly equipped with the guide head 31 of the front side that can be resisted against this recess 6 to be resisted against compression spring in corresponding inwall both sides, in guiding
31 are subject to, backward in the presence of external force, to force in compression spring and can make to move outside outer frame set 3 opposing ferrule, simultaneously in compression bullet
Under the reset response of spring, outer frame set 3 can opposing ferrule reach.And locating part is the elastic card being arranged on adapter 2 inwall both sides
Pin 7, this elastic card base 7 includes one and has bullet with the base portion 71 and of adapter 2 inwall integrally connected from what this base portion 71 extended
Property freedom portion 72, the front end of this freedom portion 72 is provided with back-off 73, and connector 4 is correspondingly arranged in the front side of recess 6 and should fall
The bayonet socket 42 of button 73 adaptation, and in the state of this back-off 73 is in and withholds on bayonet socket 42, the outer frame set 3 of connector 4 is protected
Hold in lock-out state.Outer frame set 3 in order to be able to make connector 4 is locked with adapter 2, and bayonet socket 42 is outside outer frame set 3 opposing ferrule
The state moved just can appear.Further in order to preferably guide connector 4 to lock with adapter 2, also include guide, lead
The gathering sill 21 including the lead 43 being arranged on connector 4 to part and being arranged on adapter 2 inwall relevant position, and
And connector 4 in the relative position of lead 43 be the upper surface that lead 43 is arranged on connector 4, in the following table of connector 4
Face is provided with the locating piece (not shown in figure) of progressive additive from the front to the back, and locating piece is conducive to the same guiding piece company of guiding together
Joint 4 is locked with adapter 2, and outer frame set 3 can also be stuck on adapter 2 for the thickening of locating piece.
The female with guide pinhole of this pig tail connections and the inserting process of the public plug with guide pin 1 and adapter 2
Laid down a definition with the inserting process of public plug 1 and adapter 2:
In the state of connector 4 enters adapter 2, first will move to expose bayonet socket 42 outside outer frame set 3 opposing ferrule, elasticity
The back-off 73 of card base 7 freedom portion 72 is extended out thus back-off 73 can enter in card inlet 42, simultaneously in the reset response of compression spring
Under, outer frame set 3 can opposing ferrule reach, at this moment elastic card base 7 freedom portion 72 of adapter 2 under the active force of elastic reset,
Back-off 73 inside contracts again thus firmly withhold on bayonet socket 42 connector 4 together with outer frame set 3.
In the state of connector 4 extracts adapter 2, equally first will move to expose bayonet socket 42 outside outer frame set 3 opposing ferrule,
Force in adapter 2 or back-off 73 extracted from bayonet socket 42 by connector 4, and outer frame set 3 is under the reset response of compression spring,
Outer frame set 3 can opposing ferrule reach.
Claims (6)
1. a kind of pig tail connections, include the female with guide pinhole, the public plug with guide pin (1) and can be with described female plug
The adapter (2) that head and public plug (1) dock, described female and public plug (1) all include the connector being built-in with lock pin
(4) it is characterised in that also including:
Outer frame set (3), is arranged on and can move relative to described lock pin on described connector (4);
Elastic component (5), is arranged on described lock pin, to order about the trend that described outer frame set (3) has reach, until connector
(4) outer frame set (3) is locked with described adapter (2);And locating part, it is arranged on described adapter (2), spacing described company
Joint (4) and outer frame set (3).
2. pig tail connections according to claim 1, it is characterised in that described elastic component (5) is a compression spring, and connect
On the two side of joint (4), the moving direction along outer frame set (3) has caulking groove (41), and described compression spring is embedded in this caulking groove
(41), in, the front end of described caulking groove (41) has the recess (6) caving inward, and described outer frame set (3) is in corresponding inwall two
Side is convexly equipped with guide head (31), and described guide head (31) can be resisted against this recess (6) to be resisted against before described compression spring
Side, in the presence of described guide head (31) is by external force backward, can force in described compression spring and can make outer frame set (3) relatively
Move outside lock pin, simultaneously under the reset response of compression spring, outer frame set (3) can opposing ferrule reach.
3. pig tail connections according to claim 2 are it is characterised in that described locating part is to be arranged on described adapter (2)
The elastic card base (7) of inwall both sides, this elastic card base (7) includes the base portion of one and described adapter (2) inwall integrally connected
(71) and the one resilient freedom portion of the tool (72) extending from this base portion (71), the front end of this freedom portion (72) is provided with back-off
(73), and described connector (4) is correspondingly arranged on, in the front side of described recess (6), the bayonet socket (42) being adapted to this back-off (73),
And in the state of this back-off (73) is in and withholds on described bayonet socket (42), the outer frame set (3) of described connector (4) is kept
In lock-out state.
4. pig tail connections according to claim 3 are it is characterised in that described bayonet socket (42) is relative in described outer frame set (3)
The state moved outside lock pin just can appear.
5. the pig tail connections according to Claims 1 to 4 any one claim are it is characterised in that also include guiding
Part, described guide includes the lead (43) being arranged on described connector (4) and is arranged in described adapter (2)
The gathering sill (21) of wall relevant position.
6. pig tail connections according to claim 5 are it is characterised in that described connector (4) is relative in lead (43)
Position is provided with locating piece, described locating piece progressive additive from the front to the back.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610971827.6A CN106405748A (en) | 2016-11-06 | 2016-11-06 | Pigtail connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610971827.6A CN106405748A (en) | 2016-11-06 | 2016-11-06 | Pigtail connector |
Publications (1)
Publication Number | Publication Date |
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CN106405748A true CN106405748A (en) | 2017-02-15 |
Family
ID=58014899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610971827.6A Pending CN106405748A (en) | 2016-11-06 | 2016-11-06 | Pigtail connector |
Country Status (1)
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CN (1) | CN106405748A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110501786A (en) * | 2019-09-26 | 2019-11-26 | 清远市亿源通光电科技有限公司 | A kind of optical fiber connector of belt lock catch |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102445735A (en) * | 2010-09-30 | 2012-05-09 | 株式会社藤仓 | Optical connector, connector adapter, optical fiber line, and optical communication system |
CN102798942A (en) * | 2012-09-14 | 2012-11-28 | 南京华脉科技有限公司 | Mechanical optical fiber butting device |
CN104459900A (en) * | 2013-09-18 | 2015-03-25 | 林雨晴 | Optical fiber connector with pull handle member |
CN105518503A (en) * | 2014-06-09 | 2016-04-20 | 扇港元器件有限公司 | Reduced-profile connectors, adapters, and connection assemblies thereof |
CN206147141U (en) * | 2016-11-06 | 2017-05-03 | 宁波隆兴电信设备制造有限公司 | Pigtail connector |
-
2016
- 2016-11-06 CN CN201610971827.6A patent/CN106405748A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102445735A (en) * | 2010-09-30 | 2012-05-09 | 株式会社藤仓 | Optical connector, connector adapter, optical fiber line, and optical communication system |
CN102798942A (en) * | 2012-09-14 | 2012-11-28 | 南京华脉科技有限公司 | Mechanical optical fiber butting device |
CN104459900A (en) * | 2013-09-18 | 2015-03-25 | 林雨晴 | Optical fiber connector with pull handle member |
CN105518503A (en) * | 2014-06-09 | 2016-04-20 | 扇港元器件有限公司 | Reduced-profile connectors, adapters, and connection assemblies thereof |
CN206147141U (en) * | 2016-11-06 | 2017-05-03 | 宁波隆兴电信设备制造有限公司 | Pigtail connector |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110501786A (en) * | 2019-09-26 | 2019-11-26 | 清远市亿源通光电科技有限公司 | A kind of optical fiber connector of belt lock catch |
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PB01 | Publication | ||
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Application publication date: 20170215 |