CN110376684A - A kind of optical fiber connector that polarity is variable - Google Patents
A kind of optical fiber connector that polarity is variable Download PDFInfo
- Publication number
- CN110376684A CN110376684A CN201910700421.8A CN201910700421A CN110376684A CN 110376684 A CN110376684 A CN 110376684A CN 201910700421 A CN201910700421 A CN 201910700421A CN 110376684 A CN110376684 A CN 110376684A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- fool proof
- fiber connector
- slideway
- polarity
- 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
- 239000013307 optical fiber Substances 0.000 title claims abstract description 64
- 239000000835 fiber Substances 0.000 claims abstract description 59
- 230000001681 protective effect Effects 0.000 claims abstract description 15
- 238000003780 insertion Methods 0.000 claims abstract description 11
- 230000037431 insertion Effects 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000005622 photoelectricity 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
- G02B6/3826—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
-
- 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
- G02B6/3869—Mounting ferrules to connector body, i.e. plugs
- G02B6/387—Connector plugs comprising two complementary members, e.g. shells, caps, covers, locked together
-
- 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
Abstract
The invention discloses the optical fiber connectors that a kind of polarity can be changed; for being connect with fiber adapter; fiber adapter is provided with the jack for accommodating optical fiber connector; fool proof portion is equipped on the inside of jack; optical fiber connector includes shell, protective shell and fool proof part, and when shell from when being inserted into jack forward or backwards, fool proof portion and different slideways are corresponding; with the change in location of fool proof part on slideway, each fool proof part can cooperate grafting with fool proof portion or be stopped by the end face of jack；Wherein, fool proof part includes plate body and elastic slice, and plate body can slide on slideway；One end of elastic slice is connected to plate body, and the other end of elastic slice is free end, and when the free end of elastic slice is raised or is pressed, free end can cooperate with protective shell, to lock or discharge plate body.Optical fiber connector of the invention can quickly be connect after changing direction of insertion with fiber adapter, and prevent wrong plug in subsequent swapping process.
Description
Technical field
The present invention relates to the variable optical fiber connectors of technical field of photo communication more particularly to a kind of polarity.
Background technique
Optical fiber connector is in fiber optic communication systems between optical cable, between optical cable and optoelectronic components and photoelectricity
It is attached between component.It is to need the fiber end face connected critically to dock two, so that launching fiber exports
Light energy be coupled in reception optical fiber to the maximum extent.In some cases, it needs to change optical fiber transmission direction, i.e., will
Its reversing.Currently, reversing may be implemented in some optical fiber connectors, but can not quickly be connect with adapter, and
Later in use, possible grafting is wrong if also cannot quickly determine the plugging direction of optical fiber connector after pulling up optical fiber connector
Accidentally.
Summary of the invention
It is an object of the invention to propose that a kind of optical fiber connector that polarity is variable, the optical fiber connector can be inserted changing
It is quickly connect after entering direction with fiber adapter, and prevents wrong plug in subsequent swapping process.
To achieve this purpose, the present invention adopts the following technical scheme:
The variable optical fiber connector of polarity of the invention, for being connect with fiber adapter, the fiber adapter setting
There is the jack for accommodating the optical fiber connector, be equipped with fool proof portion on the inside of the jack, which is characterized in that the optical fiber connection
Device includes shell, protective shell and fool proof part, and the lateral wall of the shell is provided at least two slideways；The protective shell is set in
The outside of the shell；The fool proof part is provided in each slideway；When the shell is from described in insertion forward or backwards
When jack, the fool proof portion and the different slideways are corresponding, with the change in location of fool proof part described on the slideway, each
The fool proof part can cooperate grafting with the fool proof portion or be stopped by the end face of the jack；Wherein, the fool proof part includes plate
Body and elastic slice, the plate body can slide on the slideway；One end of the elastic slice is connected to the plate body, the elastic slice it is another
One end is free end, and when the free end of the elastic slice is raised or is pressed, the free end can cooperate with the protective shell,
To lock or discharge the plate body.
Optionally, the slideway is two, the upper side wall and lower wall of two respectively arranged shells of slideway
On.
Optionally, the fool proof portion is concave part, and the fool proof portion is located at the fiber adapter and connects close to the optical fiber
On the upper side wall for connecing one end of device.
Optionally, the elastic slice includes interconnecting piece and pressed portion, and the interconnecting piece and the plate body are far from the optical fiber
One end of adapter is connected, and the interconnecting piece tilts extension in the direction of the insertion of the optical fiber connector upwards；The quilt
Press section is connected with the interconnecting piece, and the side wall equipped with the slideway of the pressed portion and the shell is parallel to each other.
Optionally, the plate body is equipped with through-hole, and one end of the interconnecting piece is connected on the inner sidewall of the through-hole, described
The projection of elastic slice in the horizontal plane is located in the through-hole.
Optionally, two of each slideway, which slide, is equipped with card slot on side wall, the fool proof part is equipped with described in cooperation
First card convex of card slot.
Optionally, the fool proof part further includes limiting section, and the limiting section is located at the plate body close to the fiber adapters
One end of device, the limiting section can be only against on the end face of the slideway.
Optionally, the height of the limiting section is greater than the height of the plate body.
Optionally, the one end of the slideway far from the fiber adapter is to open wide setting.
Optionally, the elastic slice is equipped with the second card convex that can cooperate the protective shell.
Error-proof structure of the invention compared with the prior art the utility model has the advantages that the shell of optical fiber connector is inserted from forward or backwards
When entering the jack, fool proof portion and different slideways are corresponding, and with the change in location of fool proof part on slideway, each fool proof part can be with
Fool proof portion cooperates grafting or is stopped by the end face of jack；Wherein, when the free end of the elastic slice of fool proof part is raised or is pressed, from
From end can with protective shell, to lock or discharge plate body.Therefore the optical fiber connector can after changing direction of insertion with light
Fine adapter quickly connects, and prevents wrong plug in subsequent swapping process.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of fool proof part provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of fool proof part provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of fiber adapter provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of optical fiber connector and fiber adapter cooperation grafting provided in an embodiment of the present invention；
Fig. 5 is knot when fool proof part provided in an embodiment of the present invention stops on the end face for the close fiber adapter for being against slideway
Structure schematic diagram；
Fig. 6 is knot when fool proof part provided in an embodiment of the present invention stops on the end face for the separate fiber adapter for being against slideway
Structure schematic diagram.
Appended drawing reference:
Optical fiber connector -1；Fool proof part -11；Plate body -111；Elastic slice -112；Interconnecting piece -1121；Pressed portion -1122；The
Two card convexs -1123；Limiting section -113；Shell -12；Slideway -121；；First card convex -1211；Protective shell -13；Fiber adapter-
2；Concave part -21.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
In conjunction with attached drawing and pass through specific embodiment to further illustrate the technical scheme of the present invention.
The optical fiber connector that can be changed below with reference to Fig. 1 to Fig. 6 polarity for describing the embodiment of the present invention.
The variable optical fiber connector 1 of polarity of the invention, as shown in Figures 1 to 6, for being connect with fiber adapter 2, light
Fine adapter 2 is provided with the jack for accommodating optical fiber connector 1, is equipped with fool proof portion on the inside of jack, which is characterized in that optical fiber connects
Connecing device 1 includes shell 12, protective shell 13 and fool proof part 11, and the lateral wall of shell 12 is provided at least two slideways 121, protective shell
13 are set in the outside of shell 12, are provided with fool proof part 11 in each slideway 121, when shell 12 from being inserted into jack forward or backwards
When, fool proof portion is corresponding from different slideway 121, and with the change in location of fool proof part 11 on slideway 121, each fool proof part 11 can be with
Fool proof portion cooperates grafting or is stopped by the end face of jack, wherein fool proof part 11 includes plate body 111 and elastic slice 112, and plate body 111 can
It is slided on slideway 121, one end of elastic slice 112 is connected to plate body 111, and the other end of elastic slice 112 is free end, when elastic slice 112
Free end protrusion or when being pressed, free end can cooperate with protective shell 13, to lock or discharge plate body 111.
It should be noted that face after rotation 180 degree is reversed when the one side of optical fiber connector 1 is positive.Work as fool proof
Part 11 stops when being against inner sidewall of the slideway 121 close to fiber adapter 2, and being shell 12 is inserted into jack from forward direction, and elastic slice 112 can be into
Enter the fool proof portion of fiber adapter 2, after optical fiber connector 1 is rotated 180 degree at this time, is only against slideway 121 close to fiber adapters
Fool proof part 11 on the inner sidewall of device 2 is in reversed direction, is equipped with fool proof portion since fiber adapter 2 only has side, at this time
Elastic slice 112 cannot cooperate with fiber adapter 2.That is, fool proof part 11 is stopped by the end face of jack.It can be seen that the light
Fiber connector 1 can quickly be connect after changing direction of insertion with fiber adapter 2, and prevent from inserting in subsequent swapping process
Mistake avoids grafting and does not go up the problems such as influencing the normal transmission of fiber-optic signal, meanwhile, it is not convenient to use the grafting behaviour of person yet
Make.
Optionally, as shown in Figure 5 to Figure 6, the slideway 121 is two, and two slideways 121 are respectively arranged described
On the upper side wall and lower wall of shell 12.
It should be noted that after fiber optic cable grafting, it is sometimes desirable to change the polarity of connection, i.e., by optical fiber connector
1 rotation 180 degree, so the top and bottom sidewall of shell 12 is equipped with the fool proof part 11 of cooperation slideway 121, the fool proof part on top and bottom sidewall
11 slidings change over, and the concave part 21 of fiber adapter 2 can be inserted in the elastic slice 112 of the fool proof part 11 on upper side wall at this time,
The fool proof part 11 of lower wall is only against on the inner sidewall of direction of insertion of the slideway 121 far from optical fiber connector 1, will not be hindered in this way
Optical fiber connector 1 is plugged in fiber adapter 2.Therefore, two fool proof parts 11 that setting cooperation slideway 121 slides can both expire
The demand of grafting when sufficient change in polarity, it is anti-inserted to be also possible to prevent core print, plays the role of pre- Anti-misplug core print.
Optionally, the fool proof portion is concave part 21, and the fool proof portion is located at the fiber adapter 2 close to the optical fiber
On the upper side wall of one end of connector 1.
It is to use on the upper side wall of one end of optical fiber connector 1 for convenience that concave part 21, which is located at fiber adapter 2,
The observation and judgement of person.Certainly, in other embodiments of the invention, concave part 21 is not limited to be located at fiber adapter 2 close
On the upper side wall of one end of optical fiber connector 1, the side wall on other directions can be.
Optionally, as shown in Figure 1 to Figure 2, elastic slice 112 includes interconnecting piece 1121 and pressed portion 1122, interconnecting piece 1121
It is connected with one end of plate body 111, and interconnecting piece 1121 tilts extension in the direction of the insertion of optical fiber connector 1 upwards；It is pressed
Portion 1122 is connected with interconnecting piece 1121, and the side wall equipped with slideway 121 of pressed portion 1122 and shell 12 is parallel to each other.
It is understood that the interconnecting piece 1121 that inclination extends upwards can make the inserting in optical fiber connector 11 of plate body 111
Enter the one end in direction for swinging axle swing；The side wall that pressed portion 1122 and shell 12 are equipped with slideway 121 is parallel to each other, convenient for pressing
Pressure is inserted into elastic slice 112 in the concave part 21 of fiber adapter 2.
Optionally, as shown in Figure 1 to Figure 2, plate body 111 is equipped with through-hole, and one end of interconnecting piece 1121 is connected to the interior of through-hole
On side wall, the projection of elastic slice 112 in the horizontal plane is located in through-hole.
It is understood that when elastic slice 112 stops the one end for arriving to the slideway 121 of close fiber adapter 2, due to elastic slice
112 projection in the horizontal plane is located in through-hole, and therefore, elastic slice 112 more swimmingly can be pressed into through-hole by concave part 21
Phenomenon that is interior, avoiding elastic slice 112 stuck.
Optionally, as shown in Figure 1 to Figure 2, two of each slideway 121, which slide, is equipped with card slot on side wall, fool proof part 11
The first card convex 1211 equipped with cooperation card slot.It, can also be with it is understood that fool proof part 11 can both slide on slideway 121
The phenomenon that preventing fool proof part 11 from skidding off from slideway 121 to influence the grafting effect of fiber adapter 2 generation.Certainly, at this
In the other embodiments of invention, only one of slideway 121 slides side wall equipped with card slot, in addition, in some implementations of the invention
In example, card slot can also be located on fool proof part 11, and two that the first card convex 1211 is located at slideway 121 slide on side wall.
Optionally, as shown in Figure 1 to Figure 2, fool proof part 11 further includes limiting section 113, and limiting section 113 is located at plate body 111 and leans on
One end of nearly fiber adapter 2, limiting section 113 can be only against on the end face of slideway 121.
It is understood that when fool proof part 11 stops the one end for being against slideway 121 close to fiber adapter 2, limiting section 113
It is only against on the end face of slideway 121, the unlimited sliding for avoiding fool proof part 11 to a certain extent is inserted to influence optical fiber connector 1
It is connected in fiber adapter 2.
Optionally, as shown in Figure 1 to Figure 2, the height of limiting section 113 is greater than the height of plate body 111.It should be noted that
When fool proof part 11 stops the one end for being against slideway 121 close to fiber adapter 2, the upper surface of limiting section 113 is also only against simultaneously
On the inner wall of fiber adapter 2, any sliding of fool proof part 11 is prevented to a certain extent, significantly reduces fool proof part 11
A possibility that loosening, be unstable.
Optionally, as shown in Figure 5 to Figure 6, the one end of slideway 121 far from the fiber adapter 2 is to open wide setting.It can be with
Understand, is convenient for the installation of fool proof piece 11.
Optionally, elastic slice 112 is equipped with the second card convex 1123 for capableing of mating protection shell 13, improves stability and fastness.
User is the process that optical fiber connector 1 is plugged in fiber adapter 2: needed for user has determined in advance
Polar orientation and core print grafting direction, the fool proof part 11 for needing to be inserted into concave part 21 is slided into slideway 121 close to optical fiber
In the interior sidewall surface of one end of adapter 2, another fool proof part 11 then slides into slideway 121 in the insertion of optical fiber connector 1
Direction one end interior sidewall surface on.Then, core print is plugged into fiber adapter 2 by user, is only against slideway at this time
121 close to one end of fiber adapter 2 fool proof part 11 and the fool proof part 11 be located above when optical fiber connector 1 may be only inserted
Concave part 21, realizes that optical fiber connector 1 is plugged in fiber adapter 2 and polar orientation is correct.
When needing to change the polar orientation of connection, optical fiber connector 1 is plugged on the process in fiber adapter 2: user
Optical fiber connector 1 is unlocked from fiber adapter 2, optical fiber connector 1 is rotated into 180 degree, is existed only slideway 121 is against originally
The fool proof part 11 of the one end in the direction of the insertion of optical fiber connector 1, which slides into, is only against slideway 121 close to the one of fiber adapter 2
End, it is original be only against fool proof part 11 of the slideway 121 close to one end of fiber adapter 2 and slide into only be against slideway 1211 in light
The one end in the direction of the insertion of fiber connector 1.Then, core print is plugged into fiber adapter 2 by user, is only against cunning at this time
Road 121 close to fiber adapter 2 fool proof part 11 and the fool proof part 11 be located above when optical fiber connector 1 may be only inserted groove
Portion 21, realizes that optical fiber connector 1 is plugged in fiber adapter 2 and polar orientation is changed.
In the description of this specification, the description of reference term " some embodiments ", " other embodiments " etc. means to combine
The embodiment or example particular features, structures, materials, or characteristics described be contained at least one embodiment of the present invention or
In example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.And
And particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples with suitable
Mode combine.
Additionally, it should be appreciated that the orientation of the instructions such as term " on ", "lower", "inner", "outside", "vertical", "horizontal" or
Person's positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of variable optical fiber connector (1) of polarity, for connecting with fiber adapter (2), the fiber adapter (2) is set
It is equipped with the jack for accommodating the optical fiber connector (1), is equipped with fool proof portion on the inside of the jack, which is characterized in that the light
Fiber connector (1) includes:
The lateral wall of shell (12), the shell (12) is provided at least two slideways (121)；
Protective shell (13), the protective shell (13) are set in the outside of the shell (12)；
Fool proof part (11), each slideway (121) is interior to be provided with the fool proof part (11)；
When the shell (12) from when being inserted into the jack forward or backwards, the fool proof portion and the different slideways (121)
Corresponding, with the change in location of fool proof part (11) described on the slideway (121), each fool proof part (11) can prevent with described
Slow-witted portion's cooperation grafting is stopped by the end face of the jack；
Wherein, the fool proof part (11) includes plate body (111) and elastic slice (112), and the plate body (111) can be in the slideway
(121) it is slided on；One end of the elastic slice (112) is connected to the plate body (111), and the other end of the elastic slice (112) is certainly
By holding, when the free end of the elastic slice (112) is raised or is pressed, the free end can match with the protective shell (13)
It closes, to lock or discharge the plate body (111).
2. the variable optical fiber connector (1) of polarity as described in claim 1, which is characterized in that the slideway (121) is two
It is a, on the upper side wall and lower wall of two respectively arranged shells (12) of slideway (121).
3. the variable optical fiber connector (1) of polarity as claimed in claim 2, which is characterized in that the fool proof portion is concave part
(21), the fool proof portion is located at the fiber adapter (2) on the upper side wall of the one end of the optical fiber connector (1).
4. the variable optical fiber connector (1) of polarity as described in claim 1, which is characterized in that the elastic slice (112) includes:
Interconnecting piece (1121), the interconnecting piece (1121) are connected with the plate body (111) far from one end of the fiber adapter,
The direction of insertion of the interconnecting piece (1121) in the optical fiber connector (1) tilts extension upwards；
Pressed portion (1122), the pressed portion (1122) is connected with the interconnecting piece (1121), and the pressed portion
(1122) it is parallel to each other with the side wall equipped with the slideway (121) of the shell (12).
5. the variable optical fiber connector (1) of polarity as described in claim 1, which is characterized in that the plate body (111) is equipped with logical
The one end in hole, the interconnecting piece (1121) is connected on the inner sidewall of the through-hole, the throwing of the elastic slice (112) in the horizontal plane
Shadow is located in the through-hole.
6. the variable optical fiber connector (1) of polarity as claimed in claim 4, which is characterized in that each slideway (121)
Two are slided and are equipped with card slot on side wall, and the fool proof part (11) is equipped with the first card convex (1211) for cooperating the card slot.
7. the variable optical fiber connector (1) of polarity as described in claim 1, which is characterized in that the fool proof part (11) is also wrapped
It includes limiting section (113), the limiting section (113) is located at the one end of the plate body (111) close to the fiber adapter (2), institute
Stating limiting section (113) can only be against on the end face of the slideway (121).
8. the variable optical fiber connector (1) of polarity as claimed in claim 7, which is characterized in that the height of the limiting section (113)
Degree is greater than the height of the plate body (111).
9. the variable optical fiber connector (1) of polarity as claimed in claim 3, which is characterized in that the slideway (121) is far from institute
State the open at one end setting of fiber adapter (2).
10. the variable optical fiber connector (1) of polarity as claimed in claim 6, which is characterized in that the elastic slice (112) is equipped with
The second card convex (1123) of the protective shell (13) can be cooperated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700421.8A CN110376684A (en) | 2019-07-31 | 2019-07-31 | A kind of optical fiber connector that polarity is variable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700421.8A CN110376684A (en) | 2019-07-31 | 2019-07-31 | A kind of optical fiber connector that polarity is variable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110376684A true CN110376684A (en) | 2019-10-25 |
Family
ID=68257334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910700421.8A Pending CN110376684A (en) | 2019-07-31 | 2019-07-31 | A kind of optical fiber connector that polarity is variable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110376684A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113296193A (en) * | 2020-02-21 | 2021-08-24 | 立佳兴业股份有限公司 | Optical connector and optical connector module thereof |
| CN115144973A (en) * | 2021-07-22 | 2022-10-04 | 新确精密科技（深圳）有限公司 | MPO tabs and tab release tools with high density release clips |
| CN115373085A (en) * | 2022-09-06 | 2022-11-22 | 新确精密科技（深圳）有限公司 | Male and female switching jig of MPO connector |
| CN115421255A (en) * | 2022-03-02 | 2022-12-02 | 新确精密科技（深圳）有限公司 | Duplex optical connector with laterally repositionable connector and pull shroud release |
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