CN105467525A - Jack contact piece and optical fiber connector - Google Patents
Jack contact piece and optical fiber connector Download PDFInfo
- Publication number
- CN105467525A CN105467525A CN201510837981.XA CN201510837981A CN105467525A CN 105467525 A CN105467525 A CN 105467525A CN 201510837981 A CN201510837981 A CN 201510837981A CN 105467525 A CN105467525 A CN 105467525A
- Authority
- CN
- China
- Prior art keywords
- oversheath
- ring flange
- protective sleeve
- contact pin
- left end
- 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.)
- Granted
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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
- G02B6/3818—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type
- G02B6/3821—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type with axial spring biasing or loading means
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention provides a jack contact piece and an optical fiber connector. The jack contact piece comprises a plugging pin, a bushing and a protective sleeve; the plugging pin is sleeved with an outer sheath in a manner that the outer sheath can move leftwards and rightwards relative to the plugging pin; a left end opening through which the left end of the plugging pin can extend out from right to left is formed in the outer sheath; the protective sleeve is detachably connected with the left end of the outer sheath; and the bushing is fixedly arranged in the protective sleeve. According to the jack contact piece of the invention, the plugging pin is sleeved with the outer sheath, the protective sleeve is detachably connected with the left end of the outer sheath, the bushing is fixedly arranged in the protective sleeve, and therefore, when dirt enters the bushing, or the interior of the bushing is worn, the protective sleeve can be removed from the outer sheath, so that the bushing can be cleaned and maintained, and cleaning and maintenance are convenient, and the bushing can be replaced when it is necessary, and the jack contact piece or the connector is not required to be wholly replaced, and thus, use cost and maintenance put can be decreased, and materials can be saved.
Description
Technical field
The present invention relates to a kind of photocon, particularly relate to a kind of jack contact and the joints of optical fibre.
Background technology
Along with the fast development of communication information technology, optical signal transmission technology obtains larger progress, and the joints of optical fibre are as the critical elements of communicating optical signals, and its application is more and more extensive.The version of the joints of optical fibre is varied, its result of use is also had nothing in common with each other, if Authorization Notice No. is CN202453543U, authorized announcement date is that the Chinese utility model patent of 2012.09.26 discloses a kind of optical fiber contact assembly and uses the joints of optical fibre of this contact assembly, its optical fiber contact assembly mainly refers to the jack contact of the joints of optical fibre, this jack contact comprises ceramic contact pin, ceramic contact pin right-hand member is installed in metal tail pipe and ring flange, metal tail pipe right-hand member is sleeved in live metal cover and movable sleeve and fixing metal cover and fixed cover successively, the periphery of metal tail pipe be arranged with two ends push up respectively be pressed in ring flange flange face and movable sleeve on buffering locking spring and buffer spring, the front end of metal tail pipe is also fixedly connected with protection tube and protective sleeve, protection tube internal fixtion is equipped with porcelain bushing.
The porcelain bushing of this jack contact is in protective sleeve; if porcelain bushing occur dirty, damage and affect the normal use of jack contact time; porcelain bushing cannot be taken out from protective sleeve because protective sleeve is fixedly connected with ring flange; inconvenient fiber optic hub carries out cleaned in situ and maintenance; the whole jack contact of general direct replacing or the joints of optical fibre; substantially increase the input of use cost and maintenance fund, and also result in the waste of material.
Summary of the invention
The object of the present invention is to provide a kind of porcelain bushing to take off and to be separated with ceramic contact pin, be convenient to jack contact that is clean and that safeguard; Meanwhile, present invention also offers a kind of joints of optical fibre using this jack contact.
In order to solve the problems of the technologies described above; jack contact of the present invention adopts following technical scheme: a kind of jack contact; comprise contact pin, sleeve pipe and protective sleeve; described contact pin is external is arranged with oversheath; described oversheath has the left end opening stretched out from right to left for contact pin left end; described protective sleeve releasable connection is at the left end of oversheath, and described sleeve pipe is fixed in protective sleeve.
Described protective sleeve is threaded connection on oversheath, and the periphery of described oversheath is provided with for coordinating with the right-hand member block of protective sleeve with the outer convex edge positioned protective sleeve.
Described oversheath in the lateral direction relative movement is assemblied in outside contact pin.
In described oversheath, guiding movement is equipped with ring flange in the lateral direction, contact pin right-hand member is fixedly connected with ring flange and can moves left and right relative to oversheath, the right side of the inherent ring flange of oversheath is provided with the buffer spring for being supplied to the elastic force that ring flange is moved to the left, and the left side of the inherent ring flange of oversheath is provided with the position limiting structure for limiting the shift motion that ring flange is moved to the left.
The right-hand member of described oversheath has been threaded rear sheath, described rear sheath has the optical fiber perforation of passing also connecting contact pin for optical fiber from right to left, described ring flange has notch cuttype outer peripheral face left large and right small, ring flange is coordinated with the inner peripheral surface guiding movement of oversheath by the outer peripheral face of left end large footpath section, the left end top of described buffer spring is pressed on the cascaded surface of ring flange, and right-hand member top is pressed on rear sheath.
The joints of optical fibre of the present invention adopt following technical scheme: a kind of joints of optical fibre; comprise jack contact; described jack contact comprises contact pin, sleeve pipe and protective sleeve; described contact pin is external is arranged with oversheath; described oversheath has the left end opening stretched out from right to left for contact pin left end; described protective sleeve releasable connection is at the left end of oversheath, and described sleeve pipe is fixed in protective sleeve.
Described protective sleeve is threaded connection on oversheath, and the periphery of described oversheath is provided with for coordinating with the right-hand member block of protective sleeve with the outer convex edge positioned protective sleeve.
Described oversheath in the lateral direction relative movement is assemblied in outside contact pin.
In described oversheath, guiding movement is equipped with ring flange in the lateral direction, contact pin right-hand member is fixedly connected with ring flange and can moves left and right relative to oversheath, the right side of the inherent ring flange of oversheath is provided with the buffer spring for being supplied to the elastic force that ring flange is moved to the left, and the left side of the inherent ring flange of oversheath is provided with the position limiting structure for limiting the shift motion that ring flange is moved to the left.
The right-hand member of described oversheath has been threaded rear sheath, described rear sheath has the optical fiber perforation of passing also connecting contact pin for optical fiber from right to left, described ring flange has notch cuttype outer peripheral face left large and right small, ring flange is coordinated with the inner peripheral surface guiding movement of oversheath by the outer peripheral face of left end large footpath section, the left end top of described buffer spring is pressed on the cascaded surface of ring flange, and right-hand member top is pressed on rear sheath.
Oversheath is arranged with outside the contact pin of jack contact of the present invention; protective sleeve releasable connection is at the left end of oversheath; sleeve pipe is fixed in protective sleeve; enter in sleeve pipe dirty or be worn time, by protective sleeve is taken off from oversheath can clear up sleeve pipe and safeguard, clear up easy to maintenance; if desired can more casing replacing; unnecessary integral replacing jack contact or connector, reduce use cost and maintenance drops into, and saves material.
Further, protective sleeve to be threaded connection on oversheath and to carry out axial location by outer convex edge, and this spline structure is simple, easy accessibility.
Further; oversheath in the lateral direction relative movement is assemblied in outside contact pin; insert in sleeve pipe time slotting at the contact pin of inserted terminal; protective sleeve and sleeve pipe maintain static relative to oversheath, and contact pin can move left and right in oversheath, and whole like this jack contact can not move left and right; the space not needing reserved jack contact to move axially when manufacturing the joints of optical fibre; reduce the volume of the joints of optical fibre, simplify the structure of the joints of optical fibre, reduce manufacture difficulty.
Further, the right-hand member of oversheath has been threaded rear sheath, buffer spring two ends are pushed up respectively and are pressed on ring flange and rear sheath, like this by rotating the pretightning force regulating the relative position of rear sheath and oversheath can regulate buffer spring, contact pin docking better effects if when making jack contact be contact pin contacting piece grafting, adopt this split-type structural to simplify the structure of single part simultaneously, reduce manufacture difficulty and manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment one of the joints of optical fibre of the present invention;
Fig. 2 is the structural representation of oversheath in Fig. 1;
Fig. 3 is the structural representation of rear sheath in Fig. 1;
Fig. 4 is the structural representation of protective sleeve in Fig. 1.
Embodiment
The embodiment one of the joints of optical fibre of the present invention: comprise jack contact, the concrete structure of jack contact as shown in Figure 1, comprise contact pin 3 and be set in the oversheath 4 outside contact pin 3, contact pin 3 is ceramic contact pin, contact pin 3 and oversheath 4 can relative movements in the lateral direction, the structure of oversheath 4 is as Fig. 2, its left end has the left end opening supplying the left end of contact pin 3 to stretch out left, right-hand member has for penetrating from right to left for optical fiber and the right-end openings of connecting contact pin, the left end of oversheath 4 is provided with external thread section 40, right-hand member is provided with internal thread segment 42, at the right-hand member sealing outer peripheral face 45 of external thread section 40 on the outer peripheral face of oversheath 4, the right side of sealing outer peripheral face 45 is provided with annular outer along 41, oversheath 4 to be threaded protective sleeve 1 by external thread section 40, the structure of protective sleeve 1 as shown in Figure 4, protective sleeve 1 comprises the open column shape body that left and right extends, the right-hand member of body is provided with sealing inner peripheral surface 11, the left side of sealing inner peripheral surface 11 is provided with protective sleeve internal thread segment 10, when protective sleeve 1 is connected with oversheath 4, external thread section 40 is threaded with protective sleeve internal thread segment 10, sealing inner peripheral surface 11 and sealing outer peripheral face 45 coincide inserting, simultaneously, protective sleeve 1 is coordinated by its right side and the annular outer left surface block along 41, realize the axial location of protective sleeve, sleeve pipe 2 is fixed with in the endoporus of protective sleeve 1, sleeve pipe 2 is porcelain bushing, the left end of contact pin 3 stretches out the left end opening of oversheath and stretches in the endoporus of porcelain bushing.
Ring flange 6 is equipped with at left and right directions guiding movement in the inner chamber 43 of oversheath 4, ring flange 6 has notch cuttype outer peripheral face left large and right small, its endoporus is also notch cuttype endoporus left large and right small, the left end large footpath section of endoporus is used for coordinating with contact pin right-hand member plug-in mounting and realizes and being fixedly connected with of contact pin, right-hand member path section is inserted from right to left for optical fiber and is connected with contact pin, ring flange to be coordinated with the inner peripheral surface guiding movement of oversheath by the outer peripheral face of left end large footpath section and contact pin can be driven to move left and right in inner chamber 43, right side also at ring flange in oversheath is provided with the buffer spring 5 for being supplied to the elastic force that ring flange is moved to the left, the left end top of buffer spring is pressed on the cascaded surface of ring flange, the inner peripheral surface of oversheath is also being provided with the position limiting structure for limiting the shift motion that ring flange is moved to the left near left position place, in the present embodiment, position limiting structure is convex edge 44 in extending radially inwardly from the inner peripheral surface of oversheath, interior convex edge 44 coordinates for the left side block of ring flange 6, the right-hand member path section of ring flange to be stretched in the endoporus of buffer spring 5 and is led to buffer spring by its outer peripheral face.
The right-end openings of oversheath 4 is the right output port of oversheath inner chamber, oversheath to be threaded rear sheath 7 by the oversheath internal thread segment 42 of right-hand member, rear sheath has the optical fiber perforation of passing also connecting contact pin for optical fiber from right to left, the right-hand member top of buffer spring is pressed on the left side of rear sheath 7, the structure of rear sheath 7 as shown in Figure 3, comprise rear sheath body, the left end of rear sheath body is provided with the rear sheath external thread section 71 for being connected with oversheath, the outer peripheral face of rear sheath body is also provided with outward flange 70 on the right side of rear sheath external thread section, the left surface of outward flange 70 is used for coordinating with the right side block of oversheath 4, rear sheath 7 has center pit left large and right small and optical fiber perforation, its left end large footpath section is used for when inserted terminal contact pin makes ring flange move right to slotting top pressure contact pin 3, step down to the right-hand member path section of ring flange and supply it to enter, what increase contact pin moves axially space, its right-hand member path section is used for coincideing with optical fiber outer peripheral face coordinating, optical fiber is led and protects, the right-hand member outer peripheral face of rear sheath 7 is for connecting pressure welding case 8.
The embodiment two of the joints of optical fibre of the present invention: be with the difference of embodiment one, is undertaken bonding by detachable screw thread glue between protective sleeve and oversheath.
The embodiment three of the joints of optical fibre of the present invention: be with the difference of embodiment one, protective sleeve and oversheath are by partial points riveting releasable connection.
The embodiment four of the joints of optical fibre of the present invention: be with the difference of embodiment one, contact pin right-hand member is fixedly connected with Plug pin patch bay, the left end top of buffer spring is pressed on Plug pin patch bay, the outer peripheral face of Plug pin patch bay does not coordinate with the inner peripheral surface of oversheath, and contact pin to be coordinated at left and right directions guiding movement by the inner hole surface of its outer peripheral face and sleeve pipe and realizes left and right guiding movement.
The embodiment five of the joints of optical fibre of the present invention: be with the difference of embodiment one, position limiting structure is be located at the block that oversheath inner peripheral surface extends radially inwardly.
The embodiment six of the joints of optical fibre of the present invention: be with the difference of embodiment one, oversheath and rear sheath are wholely set, and namely, sheath is a part for oversheath.
The embodiment seven of the joints of optical fibre of the present invention: be with the difference of embodiment one, the guide chute that left and right extends is provided with in oversheath, ring flange is provided with the guide runner be slidably matched that to lead with guide chute, and ring flange realizes guiding movement by guide runner with coordinating of guide chute.
The embodiment eight of the joints of optical fibre of the present invention: be with the difference of embodiment one, contact pin is fixedly connected with oversheath, is arranged with spring outside oversheath, and the top, one end of spring is pressed on oversheath, top, one end is pressed on rear sheath, and rear sheath and oversheath are separated from each other.
Ceramic sleeve for optic fiber connector of the present invention can take out from the joints of optical fibre, pulling down protective sleeve can to ceramic contact pin, porcelain bushing cleans, also can change porcelain bushing, ressemble the loading joints of optical fibre can reuse, thus improve the maintenanceability of product, reduce maintenance to drop into, in addition, contact pin can move left and right relative to sleeve pipe, when the contact pin of inserted terminal inserts in jack, contact pin Compress Spring in jack contact moves right, and jack contact entirety can not move, avoid at some small volumes, in the joints of optical fibre that the axial activity space of jack contact is less, to the problem causing jack contact pressurized because excessively inserting and damage time slotting, use safe ready.
The embodiment one of jack contact of the present invention: as Figure 1-4, its concrete structure is identical with the structure of the jack contact in the above-mentioned joints of optical fibre, repeats no more herein.
Claims (10)
1. a jack contact; comprise contact pin, sleeve pipe and protective sleeve; it is characterized in that; described contact pin is external is arranged with oversheath; described oversheath has the left end opening stretched out from right to left for contact pin left end; described protective sleeve releasable connection is at the left end of oversheath, and described sleeve pipe is fixed in protective sleeve.
2. jack contact according to claim 1, is characterized in that, described protective sleeve is threaded connection on oversheath, and the periphery of described oversheath is provided with for coordinating with the right-hand member block of protective sleeve with the outer convex edge positioned protective sleeve.
3. jack contact according to claim 1 and 2, is characterized in that, described oversheath in the lateral direction relative movement is assemblied in outside contact pin.
4. jack contact according to claim 3, it is characterized in that, in described oversheath, guiding movement is equipped with ring flange in the lateral direction, contact pin right-hand member is fixedly connected with ring flange, the right side of the inherent ring flange of oversheath is provided with the buffer spring for being supplied to the elastic force that ring flange is moved to the left, and the left side of the inherent ring flange of oversheath is provided with the position limiting structure for limiting the shift motion that ring flange is moved to the left.
5. jack contact according to claim 4, it is characterized in that, the right-hand member of described oversheath has been threaded rear sheath, described rear sheath has the optical fiber perforation of passing also connecting contact pin for optical fiber from right to left, described ring flange has notch cuttype outer peripheral face left large and right small, ring flange is coordinated with the inner peripheral surface guiding movement of oversheath by the outer peripheral face of left end large footpath section, and the left end top of described buffer spring is pressed on the cascaded surface of ring flange, and right-hand member top is pressed on rear sheath.
6. joints of optical fibre; comprise jack contact; described jack contact comprises contact pin, sleeve pipe and protective sleeve; it is characterized in that; described contact pin is external is arranged with oversheath; described oversheath has the left end opening stretched out from right to left for contact pin left end, and described protective sleeve releasable connection is at the left end of oversheath, and described sleeve pipe is fixed in protective sleeve.
7. the joints of optical fibre according to claim 6, is characterized in that, described protective sleeve is threaded connection on oversheath, and the periphery of described oversheath is provided with for coordinating with the right-hand member block of protective sleeve with the outer convex edge positioned protective sleeve.
8. the joints of optical fibre according to claim 6 or 7, is characterized in that, described oversheath in the lateral direction relative movement is assemblied in outside contact pin.
9. the joints of optical fibre according to claim 8, it is characterized in that, in described oversheath, guiding movement is equipped with ring flange in the lateral direction, contact pin right-hand member is fixedly connected with ring flange, the right side of the inherent ring flange of oversheath is provided with the buffer spring for being supplied to the elastic force that ring flange is moved to the left, and the left side of the inherent ring flange of oversheath is provided with the position limiting structure for limiting the shift motion that ring flange is moved to the left.
10. the joints of optical fibre according to claim 9, it is characterized in that, the right-hand member of described oversheath has been threaded rear sheath, described rear sheath has the optical fiber perforation of passing also connecting contact pin for optical fiber from right to left, described ring flange has notch cuttype outer peripheral face left large and right small, ring flange is coordinated with the inner peripheral surface guiding movement of oversheath by the outer peripheral face of left end large footpath section, and the left end top of described buffer spring is pressed on the cascaded surface of ring flange, and right-hand member top is pressed on rear sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510837981.XA CN105467525B (en) | 2015-07-31 | 2015-11-26 | A kind of jack contact and the joints of optical fibre |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510462160 | 2015-07-31 | ||
| CN2015104621602 | 2015-07-31 | ||
| CN201510837981.XA CN105467525B (en) | 2015-07-31 | 2015-11-26 | A kind of jack contact and the joints of optical fibre |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105467525A true CN105467525A (en) | 2016-04-06 |
| CN105467525B CN105467525B (en) | 2017-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510837981.XA Active CN105467525B (en) | 2015-07-31 | 2015-11-26 | A kind of jack contact and the joints of optical fibre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105467525B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974530A (en) * | 2016-06-24 | 2016-09-28 | 中航光电科技股份有限公司 | Fiber connector and fiber connector assembly equipped with fiber connector |
| CN105974529A (en) * | 2016-06-24 | 2016-09-28 | 中航光电科技股份有限公司 | Fiber connector and cable assembly equipped with fiber connector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4877303A (en) * | 1988-09-22 | 1989-10-31 | Northern Telecom Limited | Fiber optic connector element & method for its use |
| CN202600187U (en) * | 2012-03-28 | 2012-12-12 | 中航光电科技股份有限公司 | An aperture contact, a light contact assembly, and a connector using the aperture contact |
| US20130216186A1 (en) * | 2011-09-07 | 2013-08-22 | Adc Telecommunications, Inc. | Optical fiber connection system |
| CN103901554A (en) * | 2014-03-12 | 2014-07-02 | 中航光电科技股份有限公司 | Small high-density multi-core optical fiber connector |
-
2015
- 2015-11-26 CN CN201510837981.XA patent/CN105467525B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4877303A (en) * | 1988-09-22 | 1989-10-31 | Northern Telecom Limited | Fiber optic connector element & method for its use |
| US20130216186A1 (en) * | 2011-09-07 | 2013-08-22 | Adc Telecommunications, Inc. | Optical fiber connection system |
| CN202600187U (en) * | 2012-03-28 | 2012-12-12 | 中航光电科技股份有限公司 | An aperture contact, a light contact assembly, and a connector using the aperture contact |
| CN103901554A (en) * | 2014-03-12 | 2014-07-02 | 中航光电科技股份有限公司 | Small high-density multi-core optical fiber connector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974530A (en) * | 2016-06-24 | 2016-09-28 | 中航光电科技股份有限公司 | Fiber connector and fiber connector assembly equipped with fiber connector |
| CN105974529A (en) * | 2016-06-24 | 2016-09-28 | 中航光电科技股份有限公司 | Fiber connector and cable assembly equipped with fiber connector |
| CN105974530B (en) * | 2016-06-24 | 2018-05-29 | 中航光电科技股份有限公司 | Optical fiber connector and the fiber optic connector assembly using the optical fiber connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105467525B (en) | 2017-09-22 |
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