CN107219592B - A kind of fiber coupler for locking identification - Google Patents
A kind of fiber coupler for locking identification Download PDFInfo
- Publication number
- CN107219592B CN107219592B CN201710532733.3A CN201710532733A CN107219592B CN 107219592 B CN107219592 B CN 107219592B CN 201710532733 A CN201710532733 A CN 201710532733A CN 107219592 B CN107219592 B CN 107219592B
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- CN
- China
- Prior art keywords
- slot
- lock tongue
- locking
- platen
- plug
- 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
-
- 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
- G02B6/4256—Details of housings
- G02B6/426—Details of housings mounting, engaging or coupling of the package to a board, a frame or a panel
- G02B6/4261—Packages with mounting structures to be pluggable or detachable, e.g. having latches or rails
-
- 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
- G02B6/4274—Electrical aspects
- G02B6/428—Electrical aspects containing printed circuit boards [PCB]
Abstract
The invention discloses the fiber couplers that one kind can lock identification, including coupler plug and coupler socket, coupler socket include: bracket, and slot, locking slot, lock tongue slot and accommodation groove are provided on bracket；Retaining mechanism, including platen, lock tongue and handle；Platen inner wall is formed with locking wall, and locking wall can drive lock tongue to push against in coupler plug；Cover board, is sheathed on platen and one end is connected to bracket；Coupler plug includes header body and contact circuit plate, has the first contact that can be connected to plug chip on contact circuit plate and abuts the second contact of platen inner wall.Retaining mechanism of the invention controls locking wall rotation by the rotation of platen, and then lock tongue is driven to move to slot central axes to push against header body, in turn by header body locking positioning, plug chip and the cooperation of contact circuit plate are set simultaneously, judge that plug is locked positioning when the second contact abuts platen inner wall, which raises locking positioning accuracies.
Description
Technical field
The present invention relates to optical technical fields, and the fiber coupler of identification can be locked more particularly, to one kind.
Background technique
In the confocal imaging system based on fiber optic bundle, laser emits laser, passes through laser scanning device and coupling
Object lens are scanned the end face of fiber optic bundle, are injected into each fibre core of fiber optic bundle after laser is focused, each fibre core
Diameter be about 2-3um.In the other end of fiber optic bundle, the laser of injection is focused on by speck mirror to be observed on object, quilt
Observed objects issue fluorescence under the excitation of injection laser, and fluorescence is returned along same path by the fibre core of fiber optic bundle, most
It is captured and is imaged by detector eventually.
Therefore, the critical issue that the accurate positioning between object lens and fiber optic bundle is confocal imaging system is coupled, and
Coupler plug is then pinpoint premise between coupling object lens and fiber optic bundle in the locking positioning on coupler socket, existing
Fiber coupler mostly use artificial locking positioning, judgment accuracy is low, is unfavorable for subsequent co-focusing imaging.
Summary of the invention
It is an object of the invention to overcome above-mentioned technical deficiency, proposes a kind of fiber coupler that can lock identification, solve
The low technical problem of the precision of the artificial locking positioning of fiber coupler in the prior art.
To reach above-mentioned technical purpose, technical solution of the present invention provides a kind of fiber coupler that can lock identification, packet
A coupler plug and a coupler socket are included, the coupler socket includes:
Bracket is provided with slot on the bracket, inserts respectively with described with the locking slot of slot coaxial arrangement, both ends
The accommodation groove that the lock tongue slot and one end of slot and locking slot connection are connected to the locking slot；
Retaining mechanism comprising one end is inserted in the platen of the locking slot, is built in the lock tongue slot and one end abuts
In the platen inner wall lock tongue and be connected to the platen other end and handle for driving platen rotation；The pressure
Disk inner wall is formed with the locking wall gradually increased with its central axes spacing, and the locking wall is connected to described lock tongue one end and can
The lock tongue other end is driven to push against in the coupler plug；
Cover board, is sheathed on the platen and one end is connected to the bracket；
The coupler plug includes:
Header body, end are mutually agreed with the slot；
Plug chip is set to the header body outer surface；And
Contact circuit plate, is built in the accommodation groove, and it has can cooperate the contact for being connected to plug core on piece
First contact and one when lock tongue pushes against header body cooperation abut the second contact of the platen inner wall.
Preferably, the bracket includes horizontally disposed pedestal and the grafting that is extended to form straight up by pedestal one end
Seat, the slot, locking slot, lock tongue slot and accommodation groove are set to the plug socket far from pedestal side side.
Preferably, the coupler socket further includes a Focusing mechanism comprising same to be located in the plug socket with respect to base
The object lens sleeve of seat side side, the object lens for being partially built in the object lens sleeve and object lens are connected far from object lens sleeve one end
Objective lens support and driving objective lens support along the object lens quill to the platform that pushes away of back and forth movement, the platform that pushes away is set on the pedestal
On.
Preferably, the object lens sleeve and the slot are coaxially disposed, and the slot bottom be coaxially arranged with it is described
The optic fibre hole of object lens sleeve connection.
Preferably, the lock tongue slot is at least three, and at least three lock tongue slots are arranged circumferentially along the slot, described
Accommodation groove is between two neighboring lock tongue slot.
Preferably, the lock tongue and locking wall are arranged in a one-to-one correspondence with the lock tongue slot respectively.
Preferably, each lock tongue slot is radially arranged along the slot.
Preferably, the locking wall is provided with arc concave shape slot close to its end of travel, when lock tongue pushes against header body
The lock tongue one end fits are built in the inner groovy.
Preferably, the lock tongue includes lock pillar, by being symmetrically extended formed two guide cards in the middle part of lock pillar, being sheathed on the lock
The reset spring of column opposing plug ontology one end and the bulb plunger for locking wall one end relatively set on the lock pillar.
Preferably, the platen inner wall has extended radially inwardly at least three limiting sections, and the plug socket is to the slot
At least two protrusions are inside extended with, when the lock tongue pushes against header body, second contact Pei He not be connected to wherein one
A limiting section, the protrusion is close to wherein another limiting section.
Compared with prior art, retaining mechanism of the invention controls locking wall rotation by the rotation of platen, and then drives
Dynamic lock tongue is moved to slot central axes to push against header body, and then by header body locking positioning, while plug chip is arranged
Cooperate with contact circuit plate, judges that plug is locked positioning when the second contact abuts platen inner wall, which raises locking positionings
Accuracy.
Detailed description of the invention
Fig. 1 is the attachment structure schematic diagram in the locked condition of the fiber coupler for locking identification of the invention；
Fig. 2 is the A-A direction view of Fig. 1 of the invention；
Fig. 3 is the attachment structure schematic diagram under non-locking state of the fiber coupler for locking identification of the invention；
Fig. 4 is the B-B direction view of Fig. 3 of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1~4 are please referred to, the embodiment provides the fiber couplers that one kind can lock identification, including a coupling
Clutch plug 1 and a coupler socket 2, the coupler socket 2 include bracket 21, retaining mechanism 22, cover board 23 and focusing machine
Structure 24, coupler plug 1 include header body 11, plug chip 12 and contact circuit plate 13.
For the ease of the setting of coupler plug 1 and Focusing mechanism 24, bracket 21 described in the present embodiment includes horizontally disposed
Pedestal 211 and the plug socket 212 that is extended to form straight up by 211 one end of pedestal, plug socket 212 can be with coupler plug 1
Match grafting.
When specific setting, the present embodiment be provided on side of the plug socket 212 far from 211 side of pedestal slot 212a,
The lock being connected to respectively with the slot 212a and locking slot 212b with the locking slot 212b of slot 212a coaxial arrangement, both ends
The accommodation groove 212d that glossal canal 212c and one end are connected to the locking slot 212b；Corresponding, the retaining mechanism 22 includes one end
It is inserted in the platen 221 of the locking slot 212b, is built in the lock tongue slot 212c and one end is connected to 221 inner wall of platen
Lock tongue 222 and be connected to 221 other end of platen and the handle 223 for driving the platen 221 to rotate；The platen
221 inner walls are formed with locking the wall 221a, the locking wall 221a gradually increased with its central axes spacing and are connected to the lock tongue
222 one end simultaneously can drive 222 other end of lock tongue to push against in the coupler plug 1.221 one end of platen is inserted in locking
It in slot 212b and is to be rotatably connected, and its outer diameter mutually agrees with locking slot 212b outer diameter to guarantee handle with locking slot 212b
It can keep coaxial with slot 212a when 223 driving platens 221 rotate, and cover board 23 is sheathed on the platen 221 and one end is solid
Surely it is connected to the bracket 21, can be fixed by platen 221, avoid platen 221 from axially moving with respect to locking slot 212b, simultaneously
The inner wall of cover board 23 mutually agrees with 221 outer wall of platen, and axle center will not shift when guaranteeing that platen 221 rotates；Meanwhile lock tongue
222 are built in lock tongue slot 212c, and platen 221, which can cooperate, is pressed on lock tongue 222 in lock tongue slot 212c, to guarantee lock tongue 222
Only moved along lock tongue slot 212c length direction.Handle 223 may be configured as ring-type, rotatably be sheathed on 23 free end of cover board
End face, and its inner wall is connect with 221 free end of platen, while the outer rim of handle 223 is provided with anti-skidding groove in order to drive hand
Handle 223 drives platen 221 to rotate.
It is inserted in slot 212a by practical application, the end of the header body 11 of coupler plug 1 can cooperate,
Plug chip 12 is then set to the outer surface of header body 11, and contact circuit plate 13 is then built in the accommodation groove 212d, specifically
It is securable in accommodation groove 212d.When the cooperation of header body 11 is inserted in slot 212a, on contact circuit plate 13 first
Contact 131 can cooperate the contact being connected on plug chip 12, can specifically be arranged on plug chip 12 and the first contact 131
Corresponding contact hole, contact, which can cooperate, to be built in contact hole, when the cooperation of header body 11 inserts in slot 212a, the first contact
131 corresponding insertion contact hole with contact cooperation elasticity to abut.Meanwhile the second contact 132 is set on contact circuit plate 13, it is used for
Header body 11 is connected to 221 inner wall of platen when locking.Moreover, first contact 131 and the second contact 132 of the present embodiment are
Spring contact, thus extrusion damage when it being avoided to abut respectively with contact and platen 221.
Header body 11 is after being inserted in slot 212a, and in order to avoid the axial movement of header body 11, the present embodiment can lead to
Crossing handle 223 drives the rotation of platen 221 to lock header body 11.Specifically, 221 inner wall of platen is formed with locking wall 221a,
The distance between the locking wall 221a and 221 central axes of platen are gradually increased along the length direction of locking wall 221a, when platen 221
When rotation, locking wall 221a driving lock tongue 222 is moved along lock tongue slot 212c, when lock tongue 222 moves certain distance, the other end
Cooperation is pushed against and is locked in header body 11, and then by header body 11；Gain can also be set in header body 11, with
The cooperation of lock tongue 222 is locked in order to header body 11 in slot 212a.Header body 11 is locked when lock tongue 222 cooperates
When, 221 inner wall of platen can cooperate abutting in the second contact 132, when the second contact 132 is pressed, can control contact electricity
Road plate 13 reads the data of plug chip 12, consequently facilitating whether judging header body 11 according to the reading of 12 data of plug chip
It is locked.
In order to guarantee stability that lock tongue 222 is locked to header body 11, lock tongue slot 212c described in the present embodiment is extremely
It is set as three less, at least three lock tongue slot 212c are arranged circumferentially along the slot 212a, and accommodation groove 212d is located at phase
Between two lock tongue slot 212c of neighbour.For ease of description, the present embodiment lock tongue slot 212c is specifically configured to three, and for the ease of
The transmitting of power, lock tongue slot 212c being arranged radially along slot 212a.
Corresponding, lock tongue 222 and locking wall 221a should all be set as three, when platen 221 rotates, three locking walls
221a squeezes lock tongue 222 correspondingly, and the other end of three lock tongues 222 is corresponding to be locked header body 11.
And causing lock tongue 222 to loosen in order to avoid platen 221 in use rotates backward, the present embodiment locks wall
221a is provided with arc concave shape slot 221a1 close to its end of travel, the lock tongue 222 when lock tongue 222 pushes against header body 11
One end fits are built in the inner groovy 221a1, so that platen 221 be avoided to rotate backward.
Wherein, lock tongue 222 described in the present embodiment includes lock pillar 222a, by being symmetrically extended formed two in the middle part of lock pillar 222a
Guide card 222b, the reset spring 222c for being sheathed on described 11 one end of lock pillar 222a opposing plug ontology and be set to the lock pillar 222a
The bulb plunger 222d of opposite locking one end wall 221a.It is corresponding, lock tongue slot 212c include the guide groove agreed with guide card 222b phase,
Connection guide groove and the first connectivity slot of slot 212a are connected to guide groove and the second connectivity slot of locking slot 212b, when built in lock tongue 222
When lock tongue slot 212c, guide card 222b agree be built in guide groove and can along guide groove movement, and in the both ends lock pillar 222a distinguish
Be placed in the first connectivity slot and the second connectivity slot, reset spring 222c is sheathed in lock pillar 222a and one end be connected to guide card 222b,
The other end is connected to guide groove inner wall, so that the free end bulb plunger 222d passes through the second connectivity slot and is connected to locking wall
221a gives bulb plunger 222d when locking wall 221a rotation with pressure, so that lock pillar 222a be driven to drive guide card 222b
Along guide groove movement, and lock pillar 222a is then moved along the first link slot and passes through the abutting of the first link slot in header body 11, is incited somebody to action
Header body 11 is locked.When locking, the cooperation of the free end bulb plunger 222d is built in inner groovy 221a1, can avoid making
With 221 automatic rotary of platen in the process.
During handle 223 drives platen 221 to rotate, in order to avoid rotatory force spend it is big and by the second contact 132
Extrusion damage, 221 inner wall of platen described in the present embodiment have extended radially inwardly at least three limiting section 221b, the plug socket
212 are extended at least two protrusion 212e into the slot 212a, described when the lock tongue 222 pushes against header body 11
The cooperation of second contact 132 is connected to one of them described limiting section 221b, and the protrusion 212e is close to wherein another limit
Portion 221b.Since the present embodiment lock tongue slot 212c is set as three, then limiting section 221b is set as three to one, and raised
212e is then set as two, when the bulb plunger 222d cooperation that platen 221 turns to lock tongue 222 is built in inner groovy 221a1,
The second contact of one of limiting section 221b low pressure 132 is and another to control the data that contact circuit plate 13 reads plug chip 12
Outer two limiting section 221b are respectively close to two protrusion 212e, when continuing to rotate platen 221, limiting section 221b cooperation push against in
Raised 212e avoids the limiting section 221b for abutting the second contact 132 from continuing in platen 221 to prevent platen 221 from continuing to rotate
By 132 extrusion damage of the second contact during rotation.
Coupler socket 2 described in the present embodiment further includes a Focusing mechanism 24 comprising same to be located in the plug socket 212
The object lens sleeve 241 of 211 side side of opposite base, the object lens 242 for being partially built in the object lens sleeve 241 and object lens 242
Objective lens support 243 and driving objective lens support 243 far from the connection of 242 sleeve of object lens, 241 one end are axial along the object lens sleeve 241
Back and forth movement pushes away platform 244, and the platform 244 that pushes away is on the pedestal 211.When specific setting, the present embodiment can be by pushing away platform
244 drive objective lens supports 243 along object lens sleeve 241 along its axial back and forth movement, and then drive object lens 242 along object lens sleeve 241
Movement is to be in optimal focusing state.When specific driving, it can be sentenced by distributing a point clarity for the image for writing the acquisition of object lens 242
Then disconnected focusing state sends instruction control and pushes away the driving movement of objective lens support 243 of platform 244 to reach best focusing state.
Object lens sleeve 241 described in the present embodiment and the slot 212a are coaxially disposed, and the bottom the slot 212a is coaxial
It is provided with the optic fibre hole being connected to the object lens sleeve 241.
Compared with prior art, retaining mechanism 22 of the invention is controlled locking wall 221a by the rotation of platen 221 and turned
It is dynamic, and then drive lock tongue 222 to move to the central axes slot 212a to push against header body 11, and then header body 11 is locked and is determined
Position, while plug chip 12 and the cooperation of contact circuit plate 13 are set, when the second contact 132 abuts 221 inner wall of platen, judgement is inserted
Head is locked positioning, and which raises locking positioning accuracies.
The above described specific embodiments of the present invention are not intended to limit the scope of the present invention..Any basis
Any other various changes and modifications that technical concept of the invention is made should be included in the guarantor of the claims in the present invention
It protects in range.
Claims (10)
1. one kind can lock the fiber coupler of identification, including a coupler plug and a coupler socket, which is characterized in that institute
Stating coupler socket includes:
Bracket, be provided on the bracket slot, with the locking slot of slot coaxial arrangement, both ends respectively with the slot and
The accommodation groove that the lock tongue slot of locking slot connection and one end are connected to the locking slot；
Retaining mechanism comprising one end is inserted in the platen of the locking slot, is built in the lock tongue slot and one end is connected to institute
It states the lock tongue of platen inner wall and is connected to the platen other end and the handle for driving the platen rotation；In the platen
Wall is formed with the locking wall gradually increased with its central axes spacing, and the locking wall is connected to described lock tongue one end and can drive
The lock tongue other end is pushed against in the coupler plug；
Cover board, is sheathed on the platen and one end is connected to the bracket；
The coupler plug includes:
Header body, end are mutually agreed with the slot；
Plug chip is set to the header body outer surface；And
Contact circuit plate, is built in the accommodation groove, and it has can cooperate the first of the contact for being connected to plug core on piece
Contact and one when lock tongue pushes against header body cooperation abut the second contact of the platen inner wall.
2. the fiber coupler according to claim 1 for locking identification, which is characterized in that the bracket is set including level
The pedestal set and the plug socket extended to form straight up by pedestal one end, the slot, locking slot, lock tongue slot and accommodation groove are equal
Set on the plug socket far from pedestal side side.
3. the fiber coupler according to claim 2 for locking identification, which is characterized in that the coupler socket also wraps
Include a Focusing mechanism comprising same to be located in the object lens sleeve of plug socket opposite base side side, be partially built in institute
The objective lens support and driving objective lens support that the object lens and object lens for stating object lens sleeve are connected far from object lens sleeve one end are along the object lens
Quill is to the platform that pushes away of back and forth movement, and the platform that pushes away is on the pedestal.
4. the fiber coupler according to claim 3 for locking identification, which is characterized in that the object lens sleeve with it is described
Slot coaxial arrangement, and the slot bottom is coaxially arranged with the optic fibre hole being connected to the object lens sleeve.
5. the fiber coupler according to any one of claims 1 to 4 for locking identification, which is characterized in that the lock tongue slot
At least three, at least three lock tongue slots are arranged circumferentially along the slot, and the accommodation groove is located at two neighboring lock tongue slot
Between.
6. the fiber coupler according to claim 5 for locking identification, which is characterized in that the lock tongue and locking wall point
It is not arranged in a one-to-one correspondence with the lock tongue slot.
7. the fiber coupler according to claim 6 for locking identification, which is characterized in that each equal edge of lock tongue slot
The slot is radially arranged.
8. the fiber coupler according to claim 1 for locking identification, which is characterized in that the locking wall is close to its row
Journey end is provided with arc concave shape slot, and when lock tongue pushes against header body, the lock tongue one end fits are built in the inner groovy.
9. the fiber coupler according to claim 1 for locking identification, which is characterized in that the lock tongue include lock pillar,
Formed two guide cards are symmetrically extended by lock pillar middle part, the reset spring of described lock pillar opposing plug ontology one end is sheathed on and sets
Bulb plunger in the opposite locking wall one end of the lock pillar.
10. the fiber coupler according to claim 5 for locking identification, which is characterized in that the platen inner wall is radial
Extending internally has at least three limiting sections, and the plug socket is extended at least two protrusions into the slot, when the lock tongue
When pushing against header body, second contacts mates are connected to one of limiting section at least three limiting section, institute
At least two protrusions are stated to correspond respectively close to wherein other at least two limiting sections at least three limiting section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710532733.3A CN107219592B (en) | 2017-07-03 | 2017-07-03 | A kind of fiber coupler for locking identification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710532733.3A CN107219592B (en) | 2017-07-03 | 2017-07-03 | A kind of fiber coupler for locking identification |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107219592A CN107219592A (en) | 2017-09-29 |
| CN107219592B true CN107219592B (en) | 2019-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710532733.3A Active CN107219592B (en) | 2017-07-03 | 2017-07-03 | A kind of fiber coupler for locking identification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107219592B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111123448A (en) * | 2019-12-25 | 2020-05-08 | 精微视达医疗科技（武汉）有限公司 | Socket for plugging and unplugging probe and pluggable probe |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6789958B2 (en) * | 2001-08-31 | 2004-09-14 | Infineon Technologies Ag | Release mechanism for pluggable fiber optic transceiver |
| JP2009086562A (en) * | 2007-10-03 | 2009-04-23 | Aichi Electric Co Ltd | Connector with built-in photoelectric conversion circuit |
| US9274291B2 (en) * | 2011-11-30 | 2016-03-01 | 3M Innovative Properties Company | Optical fiber connector assembly with printed circuit board stabilization features |
| CN105242358B (en) * | 2015-11-17 | 2017-01-25 | 精微视达医疗科技（武汉）有限公司 | Optical fiber connector capable of accurate positioning |
| CN205389035U (en) * | 2016-01-08 | 2016-07-20 | 胡琪 | Take plug locking mechanical system's plug and socket -outlet |
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2017
- 2017-07-03 CN CN201710532733.3A patent/CN107219592B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107219592A (en) | 2017-09-29 |
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