CN107608039A - A kind of optical module - Google Patents
A kind of optical module Download PDFInfo
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- CN107608039A CN107608039A CN201710848251.9A CN201710848251A CN107608039A CN 107608039 A CN107608039 A CN 107608039A CN 201710848251 A CN201710848251 A CN 201710848251A CN 107608039 A CN107608039 A CN 107608039A
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Abstract
The present patent application provides a kind of optical module, upper shell and lower house including mutual snapping, multichannel optical device and the circuit board electrical connection being arranged on lower house, to transmit photosignal, also include the base that is arranged on the lower house and the side plate for being connected to the base side, multiple grooves are offered in the base, the optical device being connected with optical fiber head is connected in the groove, and the optical fiber head and the spring of the optical fiber cephalic par is sheathed on by the groove support, the pillar grafting being arranged on the side plate enters in the groove and abutted against with the spring, gland is detachably connected in the cover plate of the optical device with the base.Provided a supporting role by spring for optical fiber head, and adjust fitting allowance of the optical fiber head in groove, prevent optical fiber head occurs position skew in base, the service behaviour of connected optical device and optical fiber is effectively ensured, optical device and optical fiber head in the optical module are easy to assemble, and effectively reduce the assembly work amount of optical module.
Description
Technical field
The present invention relates to technical field of photo communication, more particularly to a kind of optical module.
Background technology
Optical-fiber network refers to the network structure transmitted using optical fiber, and optical module is to transmit optical signal by optical fiber in optical-fiber network
And complete the core devices of opto-electronic conversion.With the continuous development of optical communication technique, the information content sum transmitted on optical-fiber network
Gradually increase according to amount, and the optical module based on single channel optical device form can not meet user to transmission speed because transmission bandwidth is limited
The requirement of rate and transmission capacity.To meet the transmission rate and capacity of the needs of user is for high bandwidth and the optical module lifted,
The Multipath parallel optical module for being packaged with multichannel optical device arises at the historic moment, and Multipath parallel optical module includes a plurality of parallel link and is used to connect
Receive and launch data, and complete the opto-electronic conversion in optical module, the transmittability of optical module can be effectively improved.In existing multichannel
In parallel optical module, it would commonly be used for multigroup transmitting of transmission signal and receive optical device by matrix arrangement, with transmitting, reception
Each optical fiber head that optical device correspondingly connects is fixedly installed on the base in optical module by mode for dispensing glue, assembly work compared with
For complexity, after optical fiber head is fixed by dispensing, it is difficult to its fixed position is adjusted, if optical fiber head position does not adjust
To optimum position, the service behaviour of optical device will be directly affected, meanwhile, the plug of each optical device is set for disjunctor, its entirety
Size is larger, is unfavorable for the Miniaturization Design of optical module.Therefore, assembly work amount of the optical fiber head in module how is reduced, and
To stablize the service behaviour of optical device, be that those skilled in the art is urgently to be resolved hurrily asks the rigging position of convenient adjustment optical fiber head
Topic.
The content of the invention
To overcome problem present in correlation technique, the present patent application provides a kind of optical module, reduces optical fiber head in module
Interior assembly work amount, and the rigging position of convenient adjustment optical fiber head is to stablize the service behaviour of optical device.
The present patent application provides a kind of optical module in implementing, and includes the upper shell and lower house of mutual snapping, multichannel light device
Part and the circuit board electrical connection being arranged on lower house, to transmit photosignal, in addition to the bottom being arranged on the lower house
Seat and the side plate of the base side is connected to, offers multiple grooves in the base, the light being connected with optical fiber head
Device is connected in the groove, and the optical fiber head and is sheathed on the spring of the optical fiber cephalic par by the groove support,
The pillar grafting being arranged on the side plate enters in the groove and abutted against with the spring, and gland is in the lid of the optical device
Plate is detachably connected with the base.
Further, the base includes the first table top and the second table top, and the groove includes being arranged on the First
The first groove in face and the second groove being arranged in second table top, support base are provided with first groove, institute
Optical device to be stated to be connected in the support base, the optical fiber head and the spring are arranged in second groove, and described
The end of two grooves opens up jack.
Further, the support base includes multiple along the spaced baffle plate of the first groove bearing of trend, described
The space for optical device described in clamping is formed between baffle plate.
Further, the column is disposed on the side surface of the side plate, and the column and is arranged on described the
The jack of two groove ends coordinates and connected.
Further, the optical device includes transmitting optical device and receives optical device, with the transmitting optical device and described
The optical fiber head that optical device is correspondingly connected is received to be staggered in the groove.
Further, the week side of boss of the optical device is provided with convex shoulder, and the convex shoulder coordinates with the support base and connected, so that
The optical device is connected in first groove.
Further, it is provided with multiple dimples on the cover plate, and the dimple is projecting inward is provided with jamming seat, it is described recessed
Seat is collectively forming the assembly space for setting the optical fiber head, and the jamming seat and the support base with second groove
The assembly space for setting and forming optical device described in clamping is enclosed jointly.
Further, fixed arm is provided with the side plate, the fixed arm is by screw and is arranged on the lower house
On fixed seat be connected so that the side plate is fixed on the lower house.
Further, snap arm, and the snap arm are provided with the side of the cover plate and along the direction towards the base
It is connected with the support base clamping, through hole is provided with the cover plate, and set on first table top or second table top
Have a screwed hole corresponding with the through hole, the cover plate by the screw that is connected in the through hole and the screwed hole, Gu
Level pressure is placed on the base.
Further, the base is set with the lower casing body by integral forming.
Compared with correlation technique, the beneficial effect for the technical scheme that the present patent application is proposed includes：
In a kind of optical module that the present patent application is provided, it will be connected in for the optical device that photosignal transmits in base
In groove, and the groove is used for support optical device and the optical fiber head being connected with optical device, is connected on the side plate of base side and sets
Pillar is equipped with, and the pillar is plugged in groove and the spring with being set on optical fiber head abuts against, and is optical fiber head by spring
Installation fixation provides a supporting role, and adjusts fitting allowance of the optical fiber head in groove, prevents the dress in base of optical fiber head
Shifted with position, the service behaviour of coupled optical device is effectively ensured, after optical device is connected in groove, by
The cover plate being detachably connected with base carries out gland, to realize the overall package to each optical device, the optical device in the optical module
It is easy to assemble and changes with optical fiber head, effectively reduces the assembly work amount of optical module.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
Can the limitation present invention.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the present invention
Example is simultaneously used for the principle for explaining the present invention together with specification.
Technical scheme in order to illustrate the embodiments of the present invention more clearly or in prior art, below will to embodiment or
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the overall structure exploded perspective view of optical module in the embodiment of the present invention；
Fig. 2 is assembling schematic diagram of the optical device in base in the embodiment of the present invention；
Fig. 3 is the structural representation of lower house in the embodiment of the present invention；
Fig. 4 is the structural representation of latus inframedium of the embodiment of the present invention
Fig. 5 is the structural representation of cover plate of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope that the present invention is protected.
In the description of the invention, it is to be understood that term " on ", " under ", " vertical ", " level ", " interior ", " outer " etc.
The orientation or position relationship of instruction are based on method shown in the drawings or position relationship, are for only for ease of the description present invention and letter
Change description, rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore be not considered as limiting the invention.Term " first ", " second " are only used for describing purpose, without being understood that
Indicated or what is implied includes one or more technical characteristic to indicate or implying that relative importance either implies.By
This, defines " first ", one or more this feature can be expressed or be implicitly included to the feature of " second ".In this hair
In bright description, unless otherwise indicated, " multiple " are meant that two or more.
It is shown in Figure 1, the optical module 100 of the embodiment of the present invention, believe for conveying light by optical fiber in optical-fiber network
Number and complete opto-electronic conversion, wherein, optical module 100 includes the lower house 101 and upper shell 102 of mutual snapping, multichannel optical device
10 electrically connect with the circuit board 103 being arranged on lower house 101, and to transmit photosignal, optical module 100 also includes being arranged on down
Base 110 on housing 101 and the side plate 120 for being connected to the side of base 110, multiple grooves 111 are offered in base 110,
The optical device 10 being connected with optical fiber head 130 is connected in groove 111, and optical fiber head 130 and the bullet for being sheathed on the end of optical fiber head 130
By the support of groove 111, the grafting of pillar 121 being arranged on side plate 120 enters in groove 111 and abutted against with spring 140 spring 140,
Gland is detachably connected in the cover plate 150 of optical device 10 with base 110.
Specifically, optical device 10 refers to the device being arranged in optical module 100, for realizing photosignal in optical module
Conveying in 100, it includes：Launch optical device 11（TOSA, Transmitter OSA）With reception optical device 12（ROSA,
Receiver OSA）, wherein, transmitting optical device 11 transmits its caused laser coupled into optical fiber, receives optical device 12
The optical signal sended over from optical fiber is received for detecting.To prevent the signal cross-talk between each optical device 10, transmitting-receiving letter is improved
Number transmission quality, it is preferable that it is shown in Figure 2, transmitting optical device 11 and optical device 12 will be received in the groove 111 staggeredly
Set, i.e. a transmitting optical device 11 receives 12 interlaced setting of optical device with one, to reduce between neighboring signal paths
Crosstalk.
Optical device 10 electrically connects with circuit board 103, to realize the biography of photosignal between optical device 10 and circuit board 103
Defeated, optionally, optical device 10 is electrically connected by FPC flexible boards and circuit board 103.Optical fiber head 130 is as in optical device 10
With optical fiber（Not shown in figure）Intermediate connector, and then realize the optical device 10 in external optical fiber and optical module in photoelectricity transmission
During interconnection.
Shown in Figure 3, the lower house 101 in optical module 100 is used to carry each part in installation module, such as：Electricity
Road plate 103, radiating piece and radome（Not shown in figure）Deng lower house 101 is connected with the snapping of upper shell 102, by optical module
Each part in 110 carries out overall package.Optionally, multiple companies to be connected with upper shell 102 are provided with lower house 101
Hole 101a is met, and the screw by being arranged in connecting hole 101a realizes the connection of lower house 101 and upper shell 102.
Specifically, base 110 is arranged on lower house 101, and for arranging optical device 10, support optical fiber head 130 and bullet
Spring 140, base 120 includes the first table top 121 and the second table top 122, and the first table top 121 and the second table top 122 are parallel, the
Stepped laying between one table top 121 and the second table top 122, groove 111 include being arranged in the first table top 121 first recessed
Groove 1111 and the second groove 1112 being arranged in the second table top 122.Assembling for ease of part simultaneously improves groove and part
Contact area, the first groove 1111 and the second groove 1112 are in interior concaved circular cambered surface shape, and the opening of groove 111 is directed towards gland the bottom of in
The cover plate 150 of the top of seat 120, the part in groove 111 thus can be easy to carry out installing/dismounting.Optionally, base 110 can be with
Housing 101 is formed in one setting, or base 110 can be assembled with lower house 101 and is connected, the embodiment of the present invention to base 110 and
The connected mode of lower house 101 is not especially limited.
Continuing with shown in Figure 3, support base 112 is provided with the first groove 1111 is projecting inward, support base 112 includes more
It is individual along the spaced baffle plate 112a of the bearing of trend of the first groove 1111, formed in multiple baffle plate 112a interval for clamping
The assembly space of optical device 10, meanwhile, the week side of boss of optical device 10 is provided with convex shoulder 10a, and convex shoulder 10a is assemblied in baffle plate 124a
Between, so that optical device 10 is connected in the support base 112 in the first groove 1111.
The optical fiber head 130 of the end of optical device 10 is connected to, and is set in the spring 140 of the end of optical fiber head 130 and is arranged on
In two grooves 1112, and the support to optical fiber head 130 and spring 140, the end of the second groove 1112 are realized by the second groove 1112
Portion offers the jack 1112a for the pillar 121 that is connected, to increase the contact area in the second groove 1112 of pillar 121,
Improve the enabling capabilities of pillar 121.
Specifically, shown in Figure 4, the column 121 on side plate 120 is set in distance, and the grafting of column 121 enters base
In jack 1112a in 110, and the end of the spring 140 with support in the second groove 1112 abuts against, and then passes through and filled
The column 121 matched somebody with somebody adjusts the compress variation of spring 140, to adjust rigging position of the optical fiber head 130 in the second groove 1112.
Wherein, the purpose of column 121 is arranged at intervals on side plate 120 to be：Because the optical device 10 being arranged in base 110 includes transmitting
Optical device 11 and reception optical device 12, and it is different with the length for receiving optical device 12 to launch optical device 11, to ensure that length is different
The optical fiber head 130 that is connected of optical device 10 safe can be assemblied in the second groove 1112, corresponding to being respectively staggeredly arranged at intervals
Optical device 10 length, on side plate 120 be arranged at intervals column 121, spring 140 is connected to by column 121 and adjusts light
Fibre first 130 is along the fitting allowance on groove bearing of trend, to ensure that optical fiber head 130 is stabilized in the second groove 1112, Jin Erbao
Demonstrate,prove the service behaviour of optical fiber and optical device 10.
It is connected to enable the side plate 120 for being arranged on the side of base 110 to be consolidated with lower house 101, on lower house 101
Fixed seat 102a is provided with, screwed hole is provided with fixed seat 102a, extends the fixed arm 122 of the surface of side plate 120 setting
Inside be provided with through hole, optionally, by between fixed arm 122 and fixed seat 102 rigging screw to realize side plate 120 in lower casing
Connection on body 101, further to improve connective stability, fixed arm 122 is separately positioned on the both ends of side plate 120, with consolidating
The fixed seat 102 that fixed arm 122 is connected also is correspondingly disposed in the both sides of lower house 101.
Refer to shown in Fig. 1 and Fig. 5, multiple dimples 151 are provided with cover plate 150, the groove 1111 of dimple 151 and second is common
With the cylindrical assembly space formed for setting optical fiber head 130, the assembly space formed is additionally operable to the assembling of spring 140,
Dimple 151 is projecting inward to be provided with jamming seat 152, and jamming seat 152 is corresponding with support base 112 and circular enclose is set as being used for jointly
The assembly space of clamping optical device 10, i.e. the convex shoulder 10a on optical device 10 in a circumferential direction, is connected in jamming seat 152 and branch
Seat 112 is supportted in the assembly space formed.Wherein, on the one side of dimple 151 is provided with, plane is also included on cover plate 150
153.That is, dimple 151 on cover plate 150 with non-through in set by the direction of whole cover plate 150, when the gland of cover plate 150 in
When on base 110, fitted by plane 153 and the surface of optical device 10, so that plane 153 is pressed on optical device 10, to improve
Cover plate 150 and the contact area on the surface of optical device 10.
Snap arm 154 is provided with the side of cover plate 150 and along towards the direction of base 110 protrusion, snap arm 154 may be provided at
In the avris jamming seat 152 of cover plate 150, and the setting height of snap arm 154 should be greater than the height of jamming seat 152, with what is caused
Snap arm 154 is firm to be plugged in support base 112, because snap arm 154 is provided in the avris of cover plate 150, and with support base 112
Edge part split-phase clamping, therefore the assembly space for clamping optical device 10 will not be formed to support base 112 and jamming seat 152
Form interference.
Through hole 155 is provided with cover plate 150, and is provided with the first table top 121 or the second table top 122 of base 110
The screwed hole corresponding with through hole 155（Not shown in figure）, cover plate 150 can be by the spiral shell that is connected in through hole 155 and screwed hole
Nail, stationary gland are sealed on base 110 with realizing to the overall of the optical device 10 in base 110, optical fiber head 130 and spring 140
Fill and fixed.
The assembling process of optical module 100 in the present patent application embodiment will be explained below.
First, optical device 10 is interlocked in the first groove 1111 being connected in base 110, the light being connected with optical device 10
Fibre first 130, and the spring 140 being connected with optical fiber head 130 are arranged in the second groove 1112；
2nd, after the completion for the treatment of that optical device 10 assembles, by the gland of cover plate 150 on base 110, and it is by screw that cover plate 150 is steady
It is connected and is connected to base 110；
3rd, side plate 120 is pushed into from the side of base 110, it is ensured that the column 121 on side plate 120 can be with inserting in base 110
Hole 1112a is engaged, to abut and be arranged on the spring 140 in the second groove 1112；
4th, the fixed arm 122 on side plate 120 is connected with the fixed seat 102 on lower house 101, and by screw by fixed arm
122 with the connection of fixed seat, side plate 120 is fixedly connected on lower house 101.
It can thus be seen that in the optical module 100 that the present patent application embodiment is provided, optical device 10 and optical fiber head
130 assembling is simple, and the build-up tolerance in base 110 of optical fiber head 130 can be adjusted by spring 140, to ensure by optical fiber
The service behaviour of first 130 optical fiber connected and optical device 10, and then while the service behaviour of each part is ensured, effectively drop
The assembly work amount of low optical module, substantially reduce the fittage of producing line.
In summary, in a kind of optical module that the present patent application is provided, the optical device card that will be transmitted for photosignal
It is connected in the groove in base, and the groove is used for support optical device and the optical fiber head being connected with optical device, is connected to base one
Pillar is provided with the side plate of side, and the pillar is plugged in groove and the spring with being set on optical fiber head abuts against, by bullet
Spring is fixed for the installation of optical fiber head and provided a supporting role, and adjusts fitting allowance of the optical fiber head in groove, prevents optical fiber head
Rigging position in base shifts, and the service behaviour of coupled optical device is effectively ensured, optical device is connected in
After in groove, gland is carried out by the cover plate being detachably connected with base, to realize the overall package to each optical device, the optical mode
Optical device and optical fiber head in block are easy to assemble and changed, and effectively reduce the assembly work amount of optical module.
Although the present invention, those skilled in the art have shown and described relative to one or more implementations
Based on the reading to the specification and drawings and understand it will be appreciated that equivalent variations and modification.The present invention includes all such repair
Change and modification, and be limited only by the scope of the following claims.In particular, to the various functions performed by said modules, use
Being intended to correspond to the specified function of performing the component in the term of component as description, (such as it is functionally of equal value
) random component (unless otherwise instructed), with performing the exemplary realization of this specification shown in this article in structure
The open structure of function in mode is not equivalent.In addition, although the special characteristic of this specification is relative to some realization sides
Only one in formula is disclosed, but this feature can with as can be it is expected and favorably for given or application-specific
Other one or more combinations of features of other implementations.Moreover, with regard to term " comprising ", " having ", " containing " or its deformation
For being used in embodiment or claim, such term is intended to the bag in a manner of similar to term "comprising"
Include.
It the above is only the embodiment of the present invention, it is noted that come for those skilled in the art
Say, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of optical module, include the upper shell and lower house of mutual snapping, multichannel optical device and the electricity being arranged on lower house
Road plate electrical connection, to transmit photosignal, it is characterised in that also include the base that is arranged on the lower house and be connected to
The side plate of the base side, multiple grooves is offered in the base, the optical device being connected with optical fiber head is connected in institute
State in groove, and the optical fiber head and be sheathed on the optical fiber cephalic par spring by the groove support, be arranged on the side
Pillar grafting on plate enters in the groove and abutted against with the spring, cover plate and the base of the gland in the optical device
It is detachable to be connected.
2. optical module according to claim 1, it is characterised in that the base includes the first table top and the second table top, institute
Stating groove includes the first groove being arranged in first table top and the second groove being arranged in second table top, described
Support base is provided with first groove, the optical device is connected in the support base, and the optical fiber head and the spring are set
In second groove, and the end of second groove opens up jack.
3. optical module according to claim 2, it is characterised in that the support base prolongs including multiple along first groove
The spaced baffle plate in direction is stretched, the space for optical device described in clamping is formed between the baffle plate.
4. optical module according to claim 2, it is characterised in that the column is disposed on the side table of the side plate
Face, and jack cooperation of the column with being arranged on second groove ends connects.
5. optical module according to claim 1, it is characterised in that the optical device includes transmitting optical device and connects light receiving device
Part, the optical fiber head being connected corresponding with the transmitting optical device and the reception optical device are staggered in the groove
It is interior.
6. optical module according to claim 2, it is characterised in that the week side of boss of the optical device is provided with convex shoulder, described convex
Shoulder coordinates with the support base and connected, so that the optical device is connected in first groove.
7. optical module according to claim 2, it is characterised in that multiple dimples are provided with the cover plate, and it is described recessed
Seat is projecting inward to be provided with jamming seat, and the dimple is collectively forming for setting the assembling of the optical fiber head empty with second groove
Between, and the jamming seat encloses the assembly space for setting and forming optical device described in clamping jointly with the support base.
8. optical module according to claim 1, it is characterised in that fixed arm, the fixed arm are provided with the side plate
It is connected by screw with the fixed seat being arranged on the lower house, so that the side plate is fixed on the lower house.
9. optical module according to claim 1, it is characterised in that in the side of the cover plate and along towards the base
Direction is provided with snap arm, and the snap arm is connected with the support base clamping, and through hole, and described first are provided with the cover plate
The screwed hole corresponding with the through hole is provided with table top or second table top, the cover plate is by being connected to the through hole
With the screw in the screwed hole, stationary gland is on the base.
10. optical module according to claim 1, it is characterised in that the base is set with the lower casing body by integral forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710848251.9A CN107608039B (en) | 2017-09-19 | 2017-09-19 | A kind of optical module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710848251.9A CN107608039B (en) | 2017-09-19 | 2017-09-19 | A kind of optical module |
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| Publication Number | Publication Date |
|---|---|
| CN107608039A true CN107608039A (en) | 2018-01-19 |
| CN107608039B CN107608039B (en) | 2019-09-10 |
Family
ID=61060974
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710848251.9A Active CN107608039B (en) | 2017-09-19 | 2017-09-19 | A kind of optical module |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109001874A (en) * | 2018-10-22 | 2018-12-14 | 深圳市力子光电科技有限公司 | Device and coupling process for optical chip and pigtail coupling |
| CN109407232A (en) * | 2018-12-14 | 2019-03-01 | 武汉光迅科技股份有限公司 | A kind of optical module |
| JP2020046584A (en) * | 2018-09-20 | 2020-03-26 | 住友電気工業株式会社 | Optical transceiver |
| WO2020187034A1 (en) * | 2019-03-18 | 2020-09-24 | 佑胜光电股份有限公司 | Optical transceiver module and optical fiber cable module |
| KR20200002120U (en) * | 2019-03-18 | 2020-09-29 | 유센라이트 코포레이션 | Optical signal transceiving module and optical fiber module |
| CN111830641A (en) * | 2019-04-23 | 2020-10-27 | 苏州旭创科技有限公司 | Optical module |
| WO2022224777A1 (en) * | 2021-04-21 | 2022-10-27 | 株式会社ヨコオ | Optical transceiver |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020046584A (en) * | 2018-09-20 | 2020-03-26 | 住友電気工業株式会社 | Optical transceiver |
| JP7192343B2 (en) | 2018-09-20 | 2022-12-20 | 住友電気工業株式会社 | optical transceiver |
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| CN111830641A (en) * | 2019-04-23 | 2020-10-27 | 苏州旭创科技有限公司 | Optical module |
| WO2022224777A1 (en) * | 2021-04-21 | 2022-10-27 | 株式会社ヨコオ | Optical transceiver |
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| Publication number | Publication date |
|---|---|
| CN107608039B (en) | 2019-09-10 |
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