CN110208914A - Photoelectric conversion contact and photoelectric conversion connector - Google Patents
Photoelectric conversion contact and photoelectric conversion connector Download PDFInfo
- Publication number
- CN110208914A CN110208914A CN201810168372.3A CN201810168372A CN110208914A CN 110208914 A CN110208914 A CN 110208914A CN 201810168372 A CN201810168372 A CN 201810168372A CN 110208914 A CN110208914 A CN 110208914A
- Authority
- CN
- China
- Prior art keywords
- photoelectric conversion
- contact
- connector
- cylindrical case
- printed board
- 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.)
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Classifications
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- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/4245—Mounting of the opto-electronic elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention relates to the photoelectric conversion contacts and photoelectric conversion connector in field of connectors, photoelectric conversion contact includes for installation into the cylindrical case in connector shell, it is successively arranged along its axial direction for the electric contact piece and photoelectric conversion unit with intermateable connector grafting in cylindrical case, photoelectric conversion unit includes the photoelectric converter that the printed board connecting with electric contact piece and one end and printed board connection, the other end are used to connect optical cable.Photoelectric conversion unit is arranged in contact, photoelectric conversion contact is formed, photoelectric conversion contact may be mounted in connection shell, by the different types of contact of assembly, it can be achieved that the photoelectric conversion of different numbers of channels, different function.Compared with the prior art, the volume of connector is effectively reduced, connector degree of integration is improved, working service is convenient.
Description
Technical field
The present invention relates to field of connectors, and in particular to a kind of photoelectric conversion contact and the photoelectricity turn using the contact
Change connector.
Background technique
Photoelectric conversion connector for converting optical signals to after electric signal through electrical connector plug progress signal transmission,
Conversion and transmission in connector between optical signal and electric signal is often through lengthening tail portion of connector attachment, in tail accessory
Increase printed circuit board to realize.Such as the Chinese invention patent that publication No. is CN106646782A, date of publication is 2017.05.10
Apply for a kind of disclosed photoelectric conversion connector, including plug, photoelectric conversion part and tail accessory, photoelectric conversion part include light
Electric converting unit, photoelectric conversion unit include front and back successively spaced three printed boards.
The volume of the connector of this structure type is larger, it can be achieved that more complex circuit function.But also due to its body
Product is excessive, and tail accessory is longer, influences to install and use, and does not meet connector miniaturization, integrated developing direction.
Summary of the invention
The purpose of the present invention is to provide a kind of photoelectric conversion contacts, to solve the volume of existing photoelectric conversion connector
Greatly, the low problem of degree of integration；The object of the invention is also to provide a kind of photoelectric conversion connectors using the contact.
To achieve the above object, the technical solution of photoelectric conversion contact of the invention is: photoelectric conversion contact includes
For installation into the cylindrical case in connector shell, it is successively arranged along its axial direction for being inserted with intermateable connector in cylindrical case
The electric contact piece and photoelectric conversion unit connect, photoelectric conversion unit include the printed board connecting with electric contact piece and one end and print
Making sheet connection, the other end are used to connect the photoelectric converter of optical cable.
Beneficial effect is: photoelectric conversion unit being arranged in contact, photoelectric conversion contact is formed, photoelectric conversion connects
Contact element may be mounted in connection shell, by assembling different types of contact, it can be achieved that different numbers of channels, different function
Photoelectric conversion.Compared with the prior art, the volume of connector is effectively reduced, improves connector degree of integration, working service is just
It is prompt.
Further, it is connect for convenience of photoelectric converter with tail optical fiber, the photoelectric converter has for connecting tail optical fiber
Light contact pin.
There are many electric contact pieces, and for the volume for further decreasing photoelectric conversion contact, the electric contact piece connects for difference
Contact element.
On the basis of any of the above-described scheme, the outer peripheral surface of the cylindrical case be equipped with axially adjacent setting major diameter section and
Path section, major diameter section are equipped with the positioning convex ring for realizing axially position when cylindrical case is mounted in connector case body.
Further, on the basis of cylindrical case has positioning convex ring, the positioning convex ring is equipped in tubular
The mistake proofing singly-bound that circumferential registration is realized when shell is mounted in connector case body guarantees the correctness of hole location when contact installation.
Further, it is flat that anti-rotation milling is equipped on the positioning convex ring on the basis of cylindrical case has positioning convex ring, is kept away
Contact-free part unitary rotation in connector shell.
Further, on the basis of there is cylindrical case anti-rotation to mill flat, for convenience of the processing of mistake proofing singly-bound, anti-rotation milling is flat to be had
Symmetrically arranged two, wherein an anti-rotation milling is flat to be equipped with mistake proofing singly-bound.
There is cylindrical case anti-rotation to mill flat and be arranged on the basis of the mistake proofing singly-bound that anti-rotation mills on flat, the cylindrical case
On in major diameter section and path section link position be equipped with interior step surface, electric contact piece is by the interior step surface towards plugging direction institute
Gear.
Further, the path section is equipped with glue filling opening, and electric contact piece is equipped with gummosis corresponding with encapsulating hole site
The bonding hole of gummosis annular groove described in annular groove and radial communication.
Further, the major diameter Duan Shangyou carries out the interior block machine of block, cylindrical case in plugging direction to printed board
The snap ring that block is carried out to photoelectric converter is equipped in the side away from printed board of photoelectric converter.
The technical solution of photoelectric conversion connector of the invention is: photoelectric conversion connector includes connector shell, insulation
The photoelectric conversion contact of body and setting in the insulator, photoelectric conversion contact includes for installation into connector shell
Cylindrical case, cylindrical case is interior to be successively arranged along its axial direction for the electric contact piece and photoelectric conversion list with intermateable connector grafting
Member, photoelectric conversion unit include that the printed board connecting with electric contact piece and one end are used to connect with printed board connection, the other end
The photoelectric converter of optical cable.
Beneficial effect is: photoelectric conversion unit being arranged in contact, photoelectric conversion contact is formed, photoelectric conversion connects
Contact element may be mounted in connection shell, by assembling different types of contact, it can be achieved that different numbers of channels, different function
Photoelectric conversion.Compared with the prior art, the volume of connector is effectively reduced, improves connector degree of integration, working service is just
It is prompt.
Further, it is connect for convenience of photoelectric converter with tail optical fiber, the photoelectric converter has for connecting tail optical fiber
Light contact pin.
There are many electric contact pieces, and for the volume for further decreasing photoelectric conversion contact, the electric contact piece connects for difference
Contact element.
On the basis of any of the above-described scheme, the outer peripheral surface of the cylindrical case be equipped with axially adjacent setting major diameter section and
Path section, major diameter section are equipped with the positioning convex ring for realizing axially position when cylindrical case is mounted in connector case body.
Further, on the basis of cylindrical case has positioning convex ring, the positioning convex ring is equipped in tubular
The mistake proofing singly-bound that circumferential registration is realized when shell is mounted in connector case body guarantees the correctness of hole location when contact installation.
Further, it is flat that anti-rotation milling is equipped on the positioning convex ring on the basis of cylindrical case has positioning convex ring, is kept away
Contact-free part unitary rotation in connector shell.
Further, on the basis of there is cylindrical case anti-rotation to mill flat, for convenience of the processing of mistake proofing singly-bound, anti-rotation milling is flat to be had
Symmetrically arranged two, wherein an anti-rotation milling is flat to be equipped with mistake proofing singly-bound.
There is cylindrical case anti-rotation to mill flat and be arranged on the basis of the mistake proofing singly-bound that anti-rotation mills on flat, the cylindrical case
On in major diameter section and path section link position be equipped with interior step surface, electric contact piece is by the interior step surface towards plugging direction institute
Gear.
Further, the path section is equipped with glue filling opening, and electric contact piece is equipped with gummosis corresponding with encapsulating hole site
The bonding hole of gummosis annular groove described in annular groove and radial communication.
Further, the major diameter Duan Shangyou carries out the interior block machine of block, cylindrical case in plugging direction to printed board
The snap ring that block is carried out to photoelectric converter is equipped in the side away from printed board of photoelectric converter.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment one of photoelectric conversion contact of the invention；
Fig. 2 is the perspective view of photoelectric conversion contact；
Fig. 3 is the cross-sectional view of Fig. 2；
In figure: 1- cylindrical case, 2- electric contact piece, 3- printed board, 4- laser, 5- tail optical fiber, 6- insulator, 7- centre bore are inserted
Needle, 8- pressure welding case, 9- small diameter portion, 10- large-diameter portion, 11- positioning convex ring, 12- contact block step, 13- printed board block platform
Rank, 14- glue filling opening, 15- gummosis annular groove, 16- anti-rotation mill flat, 17- mistake proofing singly-bound, 18- optical cable, 19- and are bonded hole, 20- snap ring.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The embodiment one of photoelectric conversion contact of the invention, as shown in Figure 1 to Figure 3, including cylindrical case 1 and setting exist
Electric contact piece 2, printed board 3, laser 4 in cylindrical case 1；Cylindrical case 1 is cylindrical case, is not only carried out to element in shell
Support protection, while may be implemented to be electromagnetically shielded；Electric contact piece 2 in the present embodiment is No. 8 differential contact elements, can with it is any
The 8# differential contact elements being adapted on product are carried out to slotting exchange, and differential contact elements include insulator 6 and are assemblied on insulator 6
4 centre bore contact pins 7 can transmit 4 tunnel high-speed electrical signals simultaneously.
Printed board 3 is parallel to the axis setting of cylindrical case 1 and is welded on one by centre bore contact pin 7 with differential contact elements
It rises, for handling electric signal.Specifically, printed board 3 has one piece, and size are as follows: 12mm(long) × 6mm(wide) × 1mm
(thickness)；In other embodiments, printed board 3 can also be assembled by muti-piece printed board 3 and be formed.
Laser 4 and 3 component of printed board realize conversion and transmission between electric signal and optical signal by welding manner.
Laser 4 and tail optical fiber 5 form laser tail optical fiber component by the mode Nian Jie to light contact pin, and when bonding uses DG-3S glue；Optical fiber
Including optical cable 18 and beam tube, pressure welding case 8 is crimped with aramid fiber, guarantee that tail portion optical cable has certain pull resistance, guarantees to produce
Product are not in operative employee's the problem of optical fiber fractures when plugging product in use.
Further, cylindrical case 1 has a large-diameter portion 10 and small diameter portion 9 axially set gradually along it, on large-diameter portion 10
Equipped with positioning convex ring 11, positioning convex ring 11 is for realizing axially position when cylindrical case 1 is mounted in connector case body.Insulation
Son 6 is equipped with the bonding hole 15 of gummosis annular groove 15 and radial communication gummosis annular groove 15, and small diameter portion 9 is equipped with and gummosis annular groove 15
Set corresponding glue filling opening 14, there are two glue filling openings 14, and encapsulating uses DG-3S, can encapsulating in two times, it is secured after guaranteeing encapsulating
Property.
Small diameter portion 9 and 10 junction of large-diameter portion form the contact block step 12 that axial block is carried out to electric contact piece 2.
Printed board block step 13 is equipped in the position close to 6 right end of insulator on 10 inner wall of large-diameter portion.On the inner wall of cylindrical case 1
The side away from printed board 3 of laser 4 is equipped with the snap ring 20 that block is carried out to laser 4.
In addition, positioning convex ring 11 is symmetrically set there are two anti-rotation milling flat 16, wherein anti-rotation milling flat 16 is equipped with mistake proofing list
Key 17；Anti-rotation milling flat 16 can prevent connector from integrally rotating, and mistake proofing singly-bound 17 guarantees that product is not in anti-inserted feelings
Condition.Guarantee product to it is slotting when assembly uniqueness, phenomena such as avoiding the occurrence of nonpassage of signal.
Compared with the prior art, photoelectric conversion is realized in contact, and connector is by assembling different types of contact
The photoelectric conversion that different number of channels different function can be realized, effectively shortens the length of connector, and working service is convenient.
It is used in addition, laser tail optical fiber component can be used as an individual functional component, when the circuit in printed board 3 is matched
It sets when being changed to detector, device can be changed to detector and carry out the functional component used, after replacement and former laser tail
Fine member profile difference is smaller, and cylindrical case 1 is constant, therefore entire combination can replace at any time, more convenient.
Embodiment two, embodiment two and embodiment one the difference is that: cylindrical case can also be arranged to other
Shape, such as rectangle, the shape of electric contact piece and the interior shape of cylindrical case match.In addition, also being connect with the electricity of other forms
Contact element substitutes differential contact elements；Jack contact also can be set into contact pin contacting piece on insulator.
The embodiment of photoelectric conversion connector of the invention, photoelectric conversion connector include connector shell, setting even
The photoelectric conversion contact for connecing insulator in device shell and being arranged in insulator, the structure of photoelectric conversion contact with it is above-mentioned
The structure of any embodiment of photoelectric conversion contact of the invention is identical；Therefore, it is not repeated to illustrate.
Claims (10)
1. photoelectric conversion contact, it is characterised in that: including for installation into the cylindrical case in connector shell, cylindrical case
It is interior to be successively arranged along its axial direction for the electric contact piece and photoelectric conversion unit with intermateable connector grafting, photoelectric conversion unit packet
It includes the printed board connecting with electric contact piece and one end and printed board connection, the other end is used to connect the photoelectric converter of optical cable.
2. photoelectric conversion contact according to claim 1, it is characterised in that: the photoelectric converter has for connecting
The light contact pin of tail optical fiber.
3. photoelectric conversion contact according to claim 1, it is characterised in that: the electric contact piece is differential contact elements.
4. photoelectric conversion contact according to any one of claims 1 to 3, it is characterised in that: outside the cylindrical case
Circumferential surface is equipped with the major diameter section and path section of axially adjacent setting, and major diameter section is equipped with for being mounted on connector case in cylindrical case
The positioning convex ring of axially position is realized when in vivo.
5. photoelectric conversion contact according to claim 4, it is characterised in that: the positioning convex ring is equipped in cylinder
The mistake proofing singly-bound of circumferential registration is realized when shape shell is mounted in connector case body.
6. photoelectric conversion contact according to claim 4, it is characterised in that: the positioning convex ring is milled equipped with anti-rotation
It is flat.
7. photoelectric conversion contact according to claim 6, it is characterised in that: anti-rotation milling is flat symmetrically arranged two,
Wherein an anti-rotation milling is flat is equipped with mistake proofing singly-bound.
8. photoelectric conversion contact according to claim 7, it is characterised in that: in major diameter Duan Yu little on the cylindrical case
Diameter section link position is equipped with interior step surface, and electric contact piece is kept off by the interior step surface towards plugging direction.
9. photoelectric conversion contact according to claim 8, it is characterised in that: the path section is equipped with glue filling opening, electricity
Contact is equipped with the bonding hole of gummosis annular groove described in gummosis annular groove corresponding with encapsulating hole site and radial communication.
10. photoelectric conversion connector, including connector shell, the photoelectric conversion contact of insulator and setting in the insulator,
It is characterized by: photoelectric conversion contact includes for installation into the cylindrical case in connector shell, cylindrical case is interior along it
It is axially successively arranged for the electric contact piece and photoelectric conversion unit with intermateable connector grafting, photoelectric conversion unit includes and electricity
The printed board of contact connection and one end and printed board connection, the other end are used to connect the photoelectric converter of optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810168372.3A CN110208914B (en) | 2018-02-28 | 2018-02-28 | Photoelectric conversion contact and photoelectric conversion connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810168372.3A CN110208914B (en) | 2018-02-28 | 2018-02-28 | Photoelectric conversion contact and photoelectric conversion connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110208914A true CN110208914A (en) | 2019-09-06 |
| CN110208914B CN110208914B (en) | 2021-03-23 |
Family
ID=67778949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810168372.3A Active CN110208914B (en) | 2018-02-28 | 2018-02-28 | Photoelectric conversion contact and photoelectric conversion connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110208914B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111443435A (en) * | 2020-03-11 | 2020-07-24 | 上海航天科工电器研究院有限公司 | Plastic optical cable active connector |
| CN113555712A (en) * | 2021-09-18 | 2021-10-26 | 四川华丰科技股份有限公司 | Connector for converting difference into video |
| RU2814799C1 (en) * | 2023-08-09 | 2024-03-04 | федеральное государственное автономное образовательное учреждение высшего образования "Пермский национальный исследовательский политехнический университет" | Photoelectric converter module with detachable unit for optical cable |
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| CN201262999Y (en) * | 2008-08-12 | 2009-06-24 | 中航光电科技股份有限公司 | Contact member and fixed structure thereof and printed board electric connector with the structure |
| US20110135257A1 (en) * | 2009-12-07 | 2011-06-09 | Hon Hai Precision Industry Co., Ltd. | Optical fiber connector |
| CN102736187A (en) * | 2012-06-13 | 2012-10-17 | 中航光电科技股份有限公司 | Pin component for optical fiber adaptor connector |
| CN202710800U (en) * | 2012-07-13 | 2013-01-30 | 航天时代电子技术股份有限公司 | Photoelectric conversion connector |
| US20140029900A1 (en) * | 2012-07-30 | 2014-01-30 | Ronald T. Logan, Jr. | Advanced fiber-optic contact and method |
| US20140193122A1 (en) * | 2013-01-04 | 2014-07-10 | Hon Hai Precision Industry Co., Ltd. | Cable assembly with electrical-optical hybrid cable |
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2018
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Patent Citations (6)
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| CN201262999Y (en) * | 2008-08-12 | 2009-06-24 | 中航光电科技股份有限公司 | Contact member and fixed structure thereof and printed board electric connector with the structure |
| US20110135257A1 (en) * | 2009-12-07 | 2011-06-09 | Hon Hai Precision Industry Co., Ltd. | Optical fiber connector |
| CN102736187A (en) * | 2012-06-13 | 2012-10-17 | 中航光电科技股份有限公司 | Pin component for optical fiber adaptor connector |
| CN202710800U (en) * | 2012-07-13 | 2013-01-30 | 航天时代电子技术股份有限公司 | Photoelectric conversion connector |
| US20140029900A1 (en) * | 2012-07-30 | 2014-01-30 | Ronald T. Logan, Jr. | Advanced fiber-optic contact and method |
| US20140193122A1 (en) * | 2013-01-04 | 2014-07-10 | Hon Hai Precision Industry Co., Ltd. | Cable assembly with electrical-optical hybrid cable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111443435A (en) * | 2020-03-11 | 2020-07-24 | 上海航天科工电器研究院有限公司 | Plastic optical cable active connector |
| CN113555712A (en) * | 2021-09-18 | 2021-10-26 | 四川华丰科技股份有限公司 | Connector for converting difference into video |
| RU2814799C1 (en) * | 2023-08-09 | 2024-03-04 | федеральное государственное автономное образовательное учреждение высшего образования "Пермский национальный исследовательский политехнический университет" | Photoelectric converter module with detachable unit for optical cable |
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| Publication number | Publication date |
|---|---|
| CN110208914B (en) | 2021-03-23 |
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