CN205450350U - Use neutral optical connector of MT type optic fibre contact - Google Patents
Use neutral optical connector of MT type optic fibre contact Download PDFInfo
- Publication number
- CN205450350U CN205450350U CN201620161528.1U CN201620161528U CN205450350U CN 205450350 U CN205450350 U CN 205450350U CN 201620161528 U CN201620161528 U CN 201620161528U CN 205450350 U CN205450350 U CN 205450350U
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- China
- Prior art keywords
- guid needle
- hole
- optical connector
- shell
- mounting seat
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- Expired - Fee Related
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- 230000003287 optical effect Effects 0.000 title claims abstract description 56
- 230000007935 neutral effect Effects 0.000 title claims abstract description 25
- 239000000835 fiber Substances 0.000 title abstract description 6
- 239000013307 optical fiber Substances 0.000 claims description 25
- 210000000078 claw Anatomy 0.000 claims description 10
- 238000007667 floating Methods 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 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
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- Mechanical Coupling Of Light Guides (AREA)
Abstract
The utility model relates to a neutral optical connector, the technical problem that solve is an use neutral optical connector of MT type optic fibre contact, solves current optical connector after the assembly completion, technological problem that its guide pin can not dismantle in a flexible way and install. Its characterized in that: guide pin (1) is passed through install flexible cantilever (41) on guide pin mount pad (4), the confession has been seted up on flexible cantilever (41) guide pin (1) male through -hole (42), be equipped with the elasticity scaling that logical groove (46) of running through through -hole (42) are used for realizing through -hole 42 on flexible cantilever (41), guide pin (1) end has been seted up and through -hole (42) complex annular groove (11). The utility model provides an use neutral optical connector of MT type optic fibre contact can realize the nimble of guide pin and dismantle and the installation to can solve the non - neutral technology barriers of connecting of optical connector of present use MT type optic fibre contact.
Description
Technical field
This utility model relates to optical connector field, particularly relates to a kind of neutral optical connector using MT type optical fiber contact.
Technical background
Along with being continuously increased of Modern Communication System capacity, the demand of multi-fiber connector is also got more and more.Current multi-core optical connector is mainly basic optical transmission unit with MT type optical fiber contact, uses the optical connector of single MT type optical fiber contact mainly to have the optical connectors such as MTP, MPO and MTRJ type.Two this optical connectors containing single MT type optical fiber contact are connecting on time, in order to ensure that the multi-core fiber of MT type optical fiber contact end face can accurately dock, one of them optical connector must be equipped with guid needle, and another optical connector must provide for pilot hole, i.e. two optical connector polarity must be the alignment connection that a male mother could realize optical fiber, thus completes signal transmission.
The optical connector of existing use MT type optical fiber contact must assemble guid needle in its manufacture process, and finished product optical connector cannot carry out the assembly or disassembly of guid needle again.At some special occasions, in the case of being all fitted without guid needle such as two optical connectors using MT type optical fiber contact or be assembled with guid needle, optical connector can not normally dock, it is impossible to meets demand.Now in order to complete optical connector docking, if during guid needle is inserted by force the light connection pilot hole being originally fitted without guid needle, or the guid needle that self has been loaded with the optical connector of guid needle is pulled out by force, all optical connector can cause very big destruction even lost efficacy.
Chinese patent (CN203849458U) proposes a kind of high-performance multicore MPO optical fiber connector, this adapter PIN needle is inserted by above lock pin position after adapter is completed and is installed, connector female end can be converted to male, but male can not be converted to female, existing defects in structure, and this MPO optical fiber connector is non-neutral optical connector, non-neutral optical connector needs to distinguish male and female polarity, thus reducing optical connector production efficiency, product type the most more complicates.
Therefore, for deficiency of the prior art, it is necessary to provide the neutral optical connector of a kind of novel use MT type optical fiber contact.
Summary of the invention
For above-mentioned technical problem, technical problem to be solved in the utility model is to provide a kind of neutral optical connector using MT type optical fiber contact, the first for solve existing optical connector after assembling completes, the technical barrier that its guid needle can not be dismantled flexibly and install；Its two be in order to solve the optical connector non-neutral of existing use MT type optical fiber contact connect technology barriers.
For solving above-mentioned technical problem, technical solution of the present utility model is achieved in that
A kind of neutral optical connector using MT type optical fiber contact, including shell 3, is equipped with guid needle 1, MT lock pin 2, guid needle mounting seat 4, floating spring 5 and attaching securing member 6 the most successively in described shell 3；It is characterized in that: described guid needle 1 is installed by the elastic cantilever 41 in described guid needle mounting seat 4, offering the through hole 42 inserted for described guid needle 1 on described elastic cantilever 41, described elastic cantilever 41 is provided with the groove 46 running through through hole 42 for realizing the elastic scaling of through hole 42；Described guid needle 1 end offers the annular groove 11 coordinated with through hole 42, and annular groove 11 is, near the side of guid needle 1 end and guid needle 1 terminal surface, the face of being slidably matched；Described through hole about 42 both sides are equipped with the face that is slidably matched facilitating guid needle 1 to insert through hole 42.
Further, described guid needle mounting seat 4 is rectangular hollow structure, and it is communicating structure 45 along groove 46 direction of elastic cantilever 41, and it is provided with opening 44 on the one side paralleled with groove 46 direction of elastic cantilever 41.
Further, described shell 3 front end is provided with the step surface to in-flanges, and described MT lock pin 2 also is provided with the step surface coordinated with the step surface block of shell 3 front end.
Further, it is provided with at least two along centrosymmetry on described attaching securing member 6 and inserts the elastic claw 61 of shell 3 rear end, it is designed with lock key 62 outside each elastic claw 61, before and after lock key 62, side is the face of being slidably matched, described shell 3 is provided with the through hole 31 corresponding with lock key 62, after attaching securing member 6 inserts shell 3 rear end, the through hole 31 that lock key 62 from-inner-to-outer on elastic claw 61 stretches on shell 3 is fixed.
This utility model brings following beneficial effect:
(1) a kind of neutral optical connector using MT type optical fiber contact that this utility model provides, its guid needle and guid needle mounting seat use elasticity to install location mode, through hole in guid needle mounting seat elastic can expand and shrink and joint face in guid needle and guid needle mounting seat is the face of being slidably matched, so that guid needle remains to dismantle flexibly from outside and install after optical connector completes assembling.
(2) a kind of neutral optical connector using MT type optical fiber contact that this utility model provides, guid needle can dismount according to finished product optical connector actual docking environment, solve the optical connector of two common use MT type optical fiber contacts, its must in the fabrication process one dress guid needle and another does not fill the technical barrier that guid needle could dock, simplify optical connector type, be favorably improved production efficiency.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of this utility model one preferred embodiment；
Fig. 2 (a) is the axonometric chart of guid needle mounting seat in embodiment illustrated in fig. 1；
Fig. 2 (b) is the face upwarding stereogram of guid needle mounting seat shown in Fig. 2 (a)
Fig. 3 is the structural representation of guid needle in embodiment illustrated in fig. 1
Fig. 4 (a) is that middle guid needle loads schematic diagram before guid needle mounting seat；
Fig. 4 (b) is that guid needle loads schematic diagram after guid needle mounting seat
Fig. 5 is the schematic diagram in embodiment illustrated in fig. 1 before guid needle loading optical connector
Fig. 6 is to use the neutral optical connector of MT type optical fiber contact to carry out docking schematic diagram shown in Fig. 5.
In figure:
1: guid needle 11: annular groove 2:MT lock pin
21: pilot hole 3: shell 31: through hole
4: guid needle mounting seat 41: elastic cantilever 42: through hole
43: groove 44: opening 5: spring
6: securing member 61: elastic claw 62: lock key
Detailed description of the invention
With embodiment, structure of the present utility model and operation principle are described in further detail below in conjunction with the accompanying drawings.
In conjunction with seeing Fig. 1, a kind of neutral optical connector using MT type optical fiber contact of offer of the present utility model, including shell 3, shell 3 is cuboid hollow structure, be equipped with the most successively in shell 3 for two optical connectors plug together the guid needle 1 of guiding, MT lock pin 2, for installing the guid needle mounting seat 4 of guid needle 1, floating spring 5 and attaching securing member 6, specifically, shell 3 front end is provided with the step surface to in-flanges, and in the middle part of MT lock pin 2, outer peripheral face also is provided with the step surface coordinated with shell 3 front end step surface block；MT lock pin 2, guid needle mounting seat 4 and floating spring 5 penetrate shell 3 from the rear end of shell 3 successively, then attaching securing member 6 is pushed shell 3, securing member 6 lateral symmetry is provided with elastic claw 61, elastic claw 61 front end is respectively arranged with lock key 62, before and after lock key 62, side is the face of being slidably matched, the through hole 31 corresponding with lock key 62 it is provided with on shell 3, after attaching securing member 6 inserts shell 3 rear end, lock key 62 from-inner-to-outer on elastic claw 61 stretches into the through hole 31 on shell 3, thus by MT lock pin 2, guid needle mounting seat 4 and floating spring 5 are crimped in the inner chamber of shell 3 and are assembled to form whole optical connector.
As shown in Fig. 2 (a) and Fig. 2 (b), the guid needle mounting seat 4 of the present embodiment, guid needle mounting seat 4 is rectangular hollow structure, its upper side is provided with two inwardly protruded elastic cantilevers 41, offering the through hole 42 inserted for guid needle 1 on elastic cantilever 41, these through hole about 42 both sides are equipped with the face that is slidably matched facilitating guid needle 1 to insert through hole 42.In other embodiments, elastic cantilever quantity be more than one all can, it specifically can be according to the quantity relative set of MT guid needle.The groove 43 of through hole 42 it is provided through so that through hole 42 elastic can expand and shrink on elastic cantilever 41.Guid needle mounting seat 4 is communicating structure 45 along groove 46 direction of elastic cantilever 41, and guid needle mounting seat 4 is provided with opening 44 on the one side paralleled with groove 46 direction of elastic cantilever 41.In the present embodiment, the material of guid needle and guid needle mounting seat is elastic metallic material (such as stainless steel 304, Stainless steel 316, copper etc.), and wearability is higher, relatively reliable.
In conjunction with seeing Fig. 3, guid needle 1 is cylinder acicular texture, one end that guid needle 1 is connected with guid needle mounting seat 4 is provided with the annular groove 11 matched with through hole 42 in guid needle mounting seat, groove 11 is the face that is slidably matched using chamfering structure with guid needle mounting seat 4 near the terminal surface that one side and the guid needle 1 of guid needle mounting seat 4 is connected, in this chamfering structure ensure that the through hole 42 that guid needle 1 can insert guid needle mounting seat 4 smoothly.
Seeing Fig. 4 (a) and Fig. 4 (b), the concrete assembling mode of this utility model guid needle and guid needle mounting seat is as follows:
nullAs shown in Fig. 4 (a)，When neutral optical connector needs to install guid needle 1，By certain thrust, guid needle 1 is inserted in the pilot hole 21 of the MT lock pin 2 on optical connector，When the terminal surface that guid needle 1 is connected with guid needle mounting seat 4 touches the through hole 42 of guid needle mounting seat 4 and continues into，Match with the face of being slidably matched of through hole 42 in the end of guid needle 1 face that is slidably matched，And through hole 42 and groove 43 expand simultaneously，The annular groove 11 making guid needle 1 end snaps in through hole 42，The another side of annular groove 11 is that non-slip coordinates face，Backstop guid needle 1 continues into through hole 42，Now，Through hole 42 is punctured into original size，The annular groove 11 making guid needle 1 tightly snaps in the through hole 42 of guid needle mounting seat 4，Complete guid needle 1 from the outside installation of optical connector.
As shown in Fig. 4 (b), when neutral optical connector needs to remove guid needle 1, the pilot hole 21 of the guid needle 1 MT lock pin 2 from optical connector will be extracted with certain pulling force, now, match with the face of being slidably matched of through hole 42 in the end that guid needle 1 is connected with guid needle mounting seat 4 face that is slidably matched, and through hole 42 and groove 43 expand simultaneously, the annular groove 11 making guid needle 1 end departs from from through hole 42, then proceed to extract guid needle 1 outward, complete the guid needle 1 dismounting from optical connector.
Seeing Fig. 5, a guid needle 1 forms one after inserting the pilot hole 21 of optical connector MT lock pin 2 and uses MT type optical fiber contact the neutral union.As shown in Figure 6, by two the neutral unions to inserting, side's optical connector guid needle 1 inserts in the pilot hole 21 of the other side's optical connector, it is achieved light path connects alignment.
Being only this utility model preferred embodiment in sum, the above-mentioned description to embodiment is to understand for ease of those skilled in the art, is not used for limiting practical range of the present utility model.These embodiments obviously easily can be made various amendment by person skilled in the art, and General Principle described herein is applied in other embodiments without through performing creative labour.Therefore; protection domain of the present utility model is not limited to embodiment here; and with being as the criterion that claims are defined, those skilled in the art according to announcement of the present utility model, the improvement made without departing from this utility model category and amendment all within protection domain of the present utility model.
Claims (4)
1. the neutral optical connector using MT type optical fiber contact, including shell (3), in described shell (3), it is equipped with guid needle (1), MT lock pin (2), guid needle mounting seat (4), floating spring (5) and attaching securing member (6) the most successively；It is characterized in that: described guid needle (1) is installed by the elastic cantilever (41) on described guid needle mounting seat (4), offering the through hole (42) inserted for described guid needle (1) on described elastic cantilever (41), described elastic cantilever (41) is provided with the groove (46) running through through hole (42) for realizing the elastic scaling of through hole 42；Described guid needle (1) end offers the annular groove (11) coordinated with through hole (42), and annular groove (11) is, near the side of guid needle (1) end and guid needle (1) terminal surface, the face of being slidably matched；Described through hole (42) both sides up and down are equipped with the face that is slidably matched facilitating guid needle (1) to insert through hole (42).
2. according to a kind of neutral optical connector using MT type optical fiber contact described in claim 1, it is characterized in that: described guid needle mounting seat (4) is rectangular hollow structure, it is communicating structure (45) along groove (46) direction of elastic cantilever (41), and it is provided with opening (44) on the one side paralleled with groove (46) direction of elastic cantilever (41).
3. according to a kind of neutral optical connector using MT type optical fiber contact described in claim 1 or 2, it is characterized in that: described shell (3) front end is provided with the step surface to in-flanges, described MT lock pin (2) also is provided with the step surface coordinated with the step surface block of shell (3) front end.
4. according to a kind of neutral optical connector using MT type optical fiber contact described in claim 3, it is characterized in that: be provided with at least two along centrosymmetry on described attaching securing member (6) and insert the elastic claw (61) of shell (3) rear end, each elastic claw (61) outside is designed with lock key (62), before and after lock key (62), side is the face of being slidably matched, described shell (3) is provided with the through hole (31) corresponding with lock key (62), after attaching securing member (6) inserts shell (3) rear end, the through hole (31) that lock key (62) from-inner-to-outer on elastic claw (61) stretches on shell (3) is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620161528.1U CN205450350U (en) | 2016-03-03 | 2016-03-03 | Use neutral optical connector of MT type optic fibre contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620161528.1U CN205450350U (en) | 2016-03-03 | 2016-03-03 | Use neutral optical connector of MT type optic fibre contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205450350U true CN205450350U (en) | 2016-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620161528.1U Expired - Fee Related CN205450350U (en) | 2016-03-03 | 2016-03-03 | Use neutral optical connector of MT type optic fibre contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205450350U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106646759A (en) * | 2016-11-04 | 2017-05-10 | 潮州三环（集团）股份有限公司 | Guide pin and preparation method thereof |
| CN108196342A (en) * | 2017-12-04 | 2018-06-22 | 中航光电科技股份有限公司 | A kind of MT types fiber connection adapter |
| CN108205177A (en) * | 2017-08-21 | 2018-06-26 | 中航光电科技股份有限公司 | A kind of MT plugs, MT plugs coupled structure and the connector using the MT plugs |
| CN110456462A (en) * | 2019-09-06 | 2019-11-15 | 上海传输线研究所（中国电子科技集团公司第二十三研究所） | A kind of neutrality MT cable assembly |
| CN110824625A (en) * | 2019-11-25 | 2020-02-21 | 中航光电科技股份有限公司 | MT contact |
| CN113189711A (en) * | 2021-04-20 | 2021-07-30 | 武汉光迅科技股份有限公司 | Small MPO type optical fiber connector |
| CN113900194A (en) * | 2021-12-08 | 2022-01-07 | 武汉驿路通科技股份有限公司 | Assembling tool and assembling method for optical fiber and MT (multi-terminal) ferrule |
-
2016
- 2016-03-03 CN CN201620161528.1U patent/CN205450350U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106646759A (en) * | 2016-11-04 | 2017-05-10 | 潮州三环（集团）股份有限公司 | Guide pin and preparation method thereof |
| WO2018082313A1 (en) * | 2016-11-04 | 2018-05-11 | 潮州三环（集团）股份有限公司 | Guide pin and manufacturing method therefor |
| US11506846B2 (en) | 2016-11-04 | 2022-11-22 | Chaozhou Three-Circle (Group) Co., Ltd. | Guide pin and manufacturing method therefor |
| CN108205177A (en) * | 2017-08-21 | 2018-06-26 | 中航光电科技股份有限公司 | A kind of MT plugs, MT plugs coupled structure and the connector using the MT plugs |
| CN108205177B (en) * | 2017-08-21 | 2020-06-12 | 中航光电科技股份有限公司 | MT plug, MT plug coupling structure and connector using MT plug |
| CN108196342A (en) * | 2017-12-04 | 2018-06-22 | 中航光电科技股份有限公司 | A kind of MT types fiber connection adapter |
| CN108196342B (en) * | 2017-12-04 | 2020-09-22 | 中航光电科技股份有限公司 | MT type optical fiber connection adapter |
| CN110456462A (en) * | 2019-09-06 | 2019-11-15 | 上海传输线研究所（中国电子科技集团公司第二十三研究所） | A kind of neutrality MT cable assembly |
| CN110824625A (en) * | 2019-11-25 | 2020-02-21 | 中航光电科技股份有限公司 | MT contact |
| CN113189711A (en) * | 2021-04-20 | 2021-07-30 | 武汉光迅科技股份有限公司 | Small MPO type optical fiber connector |
| CN113900194A (en) * | 2021-12-08 | 2022-01-07 | 武汉驿路通科技股份有限公司 | Assembling tool and assembling method for optical fiber and MT (multi-terminal) ferrule |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 |