CN108051893A - Optical module - Google Patents
Optical module Download PDFInfo
- Publication number
- CN108051893A CN108051893A CN201711308265.8A CN201711308265A CN108051893A CN 108051893 A CN108051893 A CN 108051893A CN 201711308265 A CN201711308265 A CN 201711308265A CN 108051893 A CN108051893 A CN 108051893A
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- China
- Prior art keywords
- optical
- circuit board
- optical module
- limiting section
- filtering device
- Prior art date
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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
-
- 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]
-
- 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
- G02B6/4284—Electrical aspects of optical modules with disconnectable electrical connectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The present invention provides a kind of optical module, including：Housing and it is arranged on the in vivo optical chip of the shell, filtering device and circuit board, the optical chip be arranged on the circuit board and with the circuit board electrical connection, one end of the circuit board is equipped with the golden finger with the circuit board electrical connection, the filtering device includes the first optical interface and the second optical interface, second optical interface is connected with the optical chip by internal optical fiber, and first optical interface and the golden finger for being connected with external fiber are arranged on the same end of the housing.Optical module provided by the invention can improve the convenience for replacing optical module process.
Description
Technical field
The present invention relates to optical communication technique more particularly to a kind of optical modules.
Background technology
Fiber optic communication mode is a kind of communication mode using optical fiber as transmission medium using light wave as information carrier.Light
Fiber communication mode gradually substitutes cable, micro- with the advantages that its transmission band is wider, antijamming capability is relatively strong, signal attenuation is smaller
The communication modes such as ripple become a kind of communication mode being most widely used in the communications field.
Optical module is very important optical signal interface device in fiber optic communication, and one end of optical module is as optical interface and light
Fibre is connected, and the other end is connected as electrical interface with external communication device.Optical module can convert optical signal and electric signal.
Fig. 1 is the structure diagram of optical module in correlation technique, and Fig. 2 is the explosive view of optical module in correlation technique.Such as Fig. 1 and Fig. 2
Shown, optical module mainly includes circuit board 3 and filtering device 4, and one end of filtering device 4 passes through optical fiber connector 11 and exterior light
Fibre is connected, and the other end is connected by internal optical fiber with the optical chip 12 being of coupled connections on circuit board 3, to realize optical module
The conveying of middle optical signal.One end of circuit board 3 is provided with golden finger 31, for being electrically connected with external communication device, to realize light
The conveying of electric signal in module.
Foregoing circuit plate 3, filtering device 4 and optical fiber connector 11 are encapsulated in metal shell 13.Optical module can be inserted into
And be locked in external communication device, unlocking device 14 is additionally provided on metal shell 13, for releasing optical module and PERCOM peripheral communication
Lock-out state between equipment promotes optical module that can be extracted out of external communication device.
In general, the golden finger 31 on filtering device 4 and circuit board 3 is located in optical module along its length respectively (i.e. in Fig. 1
A directions) both ends, in Fig. 1, the optical fiber connector 11 being connected with filtering device 4 is located at the left end of optical module, and golden finger 31 is located at
The right end of optical module.
Above-mentioned optical module in application process, when needing replacing the optical module of different rates, it is necessary to which external fiber is connect
Head is extracted from optical module, then optical module is extracted out of external communication device.Then new optical module is inserted into PERCOM peripheral communication
External fiber connector is inserted into optical module by equipment, and swapping process is respectively for twice, operation is relatively complicated.Also, when multiplexer channel is equal
When needing replacing optical module, it is also necessary to match each new optical module and fibre-optical splice correctly one by one, each new optical module
It is properly inserted in the corresponding interface of communication equipment, could realize normal communication.Above-mentioned disassembly process is not only cumbersome, also non-
Often be easy to cause causes happening for communication failure due to grafting mistake.
The content of the invention
The present invention provides a kind of optical module, for improving the convenience for replacing optical module process.
The present invention provides a kind of optical module, including：Housing and be arranged on the in vivo optical chip of the shell, filtering device and
Circuit board, the optical chip be arranged on the circuit board and with the circuit board electrical connection, one end of the circuit board is equipped with
With the golden finger of the circuit board electrical connection, the filtering device includes the first optical interface and the second optical interface, second light
Interface is connected with the optical chip by internal optical fiber, for first optical interface and the golden hand being connected with external fiber
Refer to the same end for being arranged on the housing.
Optical module as described above, further includes bracket；The filtering device is fixed on the circuit board by the bracket
On.
Optical module as described above, the bracket have along perpendicular to the circuit board surface direction lay fixed part and
Mounting portion；The bracket is fixed at by the fixed part on the circuit board, and the filtering device is arranged at the installation
In portion.
Optical module as described above, the mounting portion include the first limiting section；The bottom of first limiting section is fixed on
The top surface of the fixed part, the top of first limiting section are equipped with the first recessed portion of filtering device described in support.
Optical module as described above, the mounting portion further include the second limiting section, and the bottom of second limiting section is fixed
On the fixed part, and second limiting section is arranged with first limiting section along the length direction of the circuit board；Institute
The top for stating the second limiting section is provided with the second recessed portion；
First optical interface is contained in first recessed portion, and second optical interface is contained in second recess
In portion.
Optical module as described above, along the length of the circuit board between first limiting section and second limiting section
Direction is equipped with the first gap；
The filtering device further includes：The connecting portion being connected between first optical interface and second optical interface；
The mounting portion further includes：Shrapnel, the shrapnel are plugged in first gap, and the middle part tool of the shrapnel
There is the portion that arches upward protruded towards first limiting section；The connecting portion is arranged at by arch upward portion and second /V
In the space that portion is formed.
Optical module as described above, the bottom in the portion that arches upward are equipped with support portion, and the support zone is in first light
The lower section of interface and the connecting portion is used to support first optical interface and the connecting portion.
Optical module as described above, the both sides of the shrapnel are respectively equipped with the positioning extended towards first limiting section
Portion；The positioning region fits in the outside of first limiting section.
Optical module as described above, the bottom of the fixed part is equipped with screw hole, by the spiral shell being arranged in the screw hole
The fixed part is fixed on the circuit board by nail.
Optical module as described above, the bottom of the fixed part are equipped with positioning column, and the positioning column is with being arranged on the electricity
Location hole cooperation on the plate of road is connected, to position the bracket.
In technical solution provided by the present invention, optical chip, filtering device and circuit board are set in the housing of optical module,
Wherein, for handle the optical chip of photosignal be arranged on circuit board and with circuit board electrical connection, one end of circuit board is set
The golden finger of transmission telecommunications number is useful for, being used for transmission the filtering device of optical signal includes the first optical interface and the second optical interface,
Second optical interface is connected by internal optical fiber with optical chip, to realize transmission of the optical signal in optical module, the first optical interface with
External fiber is connected, to realize transmission of the optical signal between optical module and external equipment, the first optical interface of filtering device with
Golden finger is arranged on the in vivo the same end of shell so that during optical module is replaced, it is only necessary to which old optical module is connected from outside
Connect in device and extract, new optical module is inserted into aerial lug, only plug can once complete simultaneously to optical port in optical module and
The replacement of power port simplifies operating procedure, reduces optical module and malfunctions in replacement process with fibre-optical splice and communication equipment pairing
Probability.
Description of the drawings
Attached drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the present invention
Example, and the principle for explaining the present invention together with specification.
Fig. 1 is the structure diagram of optical module in correlation technique；
Fig. 2 is the explosive view of optical module in correlation technique；
Fig. 3 is the explosive view for the optical module that the embodiment of the present invention one provides；
Fig. 4 is the structure diagram of bracket in optical module provided by Embodiment 2 of the present invention；
Fig. 5 is the structure diagram of filtering device in optical module provided by Embodiment 2 of the present invention；
Fig. 6 is the structure diagram of shrapnel in optical module provided by Embodiment 2 of the present invention；
Fig. 7 is the installation view of filtering device and bracket in optical module provided by Embodiment 2 of the present invention；
Fig. 8 is that filtering device is fixed on the structure diagram on bracket in optical module provided by Embodiment 2 of the present invention；
Fig. 9 is that filtering device is fixed on the top view on bracket in optical module provided by Embodiment 2 of the present invention；
Figure 10 is the structure diagram of bracket in the optical module that the embodiment of the present invention three provides；
Figure 11 is the installation view of bracket and circuit board in the optical module that the embodiment of the present invention three provides；
Figure 12 is the structure diagram that bracket is finished with circuit board assembling in the optical module that the embodiment of the present invention three provides；
Figure 13 is the partial schematic diagram for the optical module that the embodiment of the present invention three provides；
Figure 14 is the structure diagram for the aerial lug that the embodiment of the present invention three provides；
Figure 15 is the aerial lug and the structure diagram of optical module grafting that the embodiment of the present invention three provides.
Reference numeral：
11- optical fiber connectors；12- optical chips；
13- metal shells；14- unlocking devices；
2- housings；21- upper shells；
211- optical port protection departments；22- lower housings；
221- power port protection departments；3- circuit boards；
31- golden fingers；32- through holes；
33- location holes；4- filtering devices；
41- internal optical fibers；The first optical interfaces of 42-
43- connecting portions；The second optical interfaces of 44-；
5- brackets；51- fixed parts；
511- screw holes；512- positioning columns；
52- mounting portions；The first limiting sections of 521-；
The first recessed portions of 522-；The second limiting sections of 523-；
The second recessed portions of 524-；The first gaps of 525-；
The first positioning regions of 526-；53- shrapnels；
531- arches upward portion；532- support portions；
The second positioning regions of 533-；6- screws；
7- aerial lugs；71- electrical outlets；
72- optical plugs.
Pass through above-mentioned attached drawing, it has been shown that the specific embodiment of the present invention will be hereinafter described in more detail.These attached drawings
It is not intended to limit the scope of present inventive concept by any mode with word description, but is by reference to specific embodiment
Those skilled in the art illustrate idea of the invention.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without making creative work belong to the scope of protection of the invention.
Embodiment one
Fig. 3 is the explosive view for the optical module that the embodiment of the present invention one provides.As shown in figure 3, the present embodiment provides one kind
Optical module, including：The housing 2 and circuit board 3 being arranged in housing 2, optical chip (not indicated in Fig. 3) and filtering device 4.Light
Chip is arranged on circuit board 3 and is electrically connected with circuit board 3.
Wherein, optical chip can be a chip, can either receive optical signal, and generate corresponding telecommunications according to optical signal
Number it is supplied to circuit board 3；The electric signal that circuit board 3 provides can be converted to optical signal again, and optical signal is exported.Alternatively,
Optical chip is divided into：Laser and laser driving chip, detector and detector driving chip, laser are used for according to laser
The electric signal that driving chip provides sends optical signal, and detector generates electric signal and be supplied to detector for receiving optical signal
Driving chip.No matter use which kind of structure optical chip, be arranged on circuit board 3 and it is corresponding to circuit board 3 be electrically connected, with reality
The conversion process of existing photosignal.
Filtering device 4 is used to receive the external optical signal sent, and optical signal is pre-processed, such as：Filter out light letter
Interference signal in number or for the treatable certain optical signals of optical chip institute, remaining nonspecific optical signal is filtered out,
Using the optical signal for ensuring to input to optical chip as the optical signal comprising effective information.
Filtering device 4 has the first optical interface and the second optical interface, wherein, the second optical interface passes through interior lights with optical chip
Fibre 41 is connected, and the first optical interface is used to (not shown in Fig. 3) be connected with external fiber.
In the opto-electronic conversion stage, filtering device 4 is with receiving the optical signal sent of external fiber, by interior after being pre-processed
Portion's optical fiber 41 is sent to optical chip.Optical chip converts optical signals to electric signal, and is supplied to circuit board 3.In electro-optic conversion rank
The electric signal that circuit board 3 provides is converted to optical signal, filtering device 4 is sent to by internal optical fiber 41 by section, optical chip, is filtered
Device 4 again exports optical signal to external fiber.
Golden finger 31, golden finger 31 and optical filter are equipped with along one end of 3 length direction of circuit board (i.e. A directions in Fig. 3)
First optical interface homonymy of part 4 is arranged in housing 2.
First optical interface of filtering device 4 and golden finger 31 are arranged on to the same end of housing 3, is equivalent to and is arranged on entirely
The same end of optical module, then one end of optical module be connected with aerial lug, can simultaneously be set with external fiber and PERCOM peripheral communication
It is standby to be connected.
Technical solution provided in this embodiment, the housing of optical module is interior to set optical chip, filtering device and circuit board,
In, the optical chip for handling photosignal is arranged on circuit board and is provided with circuit board electrical connection, one end of circuit board
The golden finger of electric signal is used for transmission, being used for transmission the filtering device of optical signal includes the first optical interface and the second optical interface, the
Two optical interfaces are connected by internal optical fiber with optical chip, to realize transmission of the optical signal in optical module, the first optical interface with it is outer
Portion's optical fiber is connected, to realize transmission of the optical signal between optical module and external equipment, the first optical interface and the gold of filtering device
Finger is arranged on the in vivo the same end of shell so that during optical module is replaced, it is only necessary to by old optical module from external connection
It is extracted in device, new optical module is inserted into aerial lug, only plugging can once complete to optical port in optical module and electricity simultaneously
The replacement of mouth simplifies operating procedure, reduces what optical module malfunctioned in replacement process with fibre-optical splice and communication equipment pairing
Probability.
Embodiment two
The present embodiment is on the basis of above-described embodiment, and the realization method of optical module is optimized, especially to filter
The set-up mode of optical device 4 is further optimized.
Above-mentioned filtering device 4 can be fixed on housing 2, can also be fixed on circuit board 3.For being fixed on circuit board
Mode on 3, filtering device 4 can in transverse direction arrange with circuit board 3, and horizontal direction refers to the surface with circuit board 3
B directions in parallel direction, i.e. Fig. 3.Filtering device 4 can also along the longitudinal direction be laid with circuit board 3, what longitudinal direction referred to
The direction vertical with the surface of circuit board 3, i.e. C directions in Fig. 3.
The present embodiment lays filtering device 4 and circuit board 3 along the longitudinal direction, can keep the transverse width of optical module
It is constant, and then the layout dimension arranged in transverse direction at least two optical modules is not interfered with, it will not influence
The quantity for the optical module that can be set in fixed space.
Filtering device 4 is fixed on circuit board 3, and additional Fastener may be employed and be fixed, and can also use bonding
Mode be fixed, alternatively, can also be improved to the structure of filtering device 4 or circuit board 3, such as：In filtering device 4
Filtering device 4 is directly clamped on circuit board 3 by upper setting card-tight part by card-tight part.
As shown in figure 3, it is fixed in the present embodiment using bracket 5, filtering device 4 by bracket 5 on circuit board 3.Bracket 5
One end be fixed on circuit board 3, the other end is for fixing filtering device 4.
Specifically, Fig. 4 is the structure diagram of bracket in optical module provided by Embodiment 2 of the present invention.As shown in figure 4, support
Frame 5 has fixed part 51 and mounting portion 52, and fixed part 51 and mounting portion 52 are laid along the longitudinal direction, i.e.,：Along perpendicular to circuit board 3
It lays in the direction (the C directions in Fig. 3) on surface.Fixed part 51 is fixed on circuit board 3, and filtering device 4 is arranged at mounting portion 52
It is interior.
According to the structure of filtering device 4, the structures such as groove, Fastener can be set, for assembling fixed filter on mounting portion 52
Optical device 4.
In the present embodiment, mounting portion 52 includes：First limiting section 521, the bottom of the first limiting section 521 are fixed on fixed part
51 top surface, the top of the first limiting section 521 are equipped with the first recessed portion 522, and the first recessed portion 522 is used for support filtering device 4.
The size of first recessed portion 522 can be set according to the size of filtering device 4, so that filtering device 4 can be embedded in the first recess
In portion 522, filtering device 4 is avoided to generate transverse shifting.And under the compression fit of housing 2, limit filtering device 4 and generate
Longitudinal movement.
The present embodiment also provides a kind of specific implementation of filtering device 4：Fig. 5 is light provided by Embodiment 2 of the present invention
The structure diagram of filtering device in module.As shown in figure 5, filtering device 4 includes：First optical interface 42, connecting portion 43 and
Two optical interfaces 44.One end of internal optical fiber 41 is connected with the second optical interface 44, and the other end is connected with optical chip.The one of connecting portion 43
End is connected with the first optical interface 42, and the other end is connected with the second optical interface 44.Specifically, one end of connecting portion 43 can be set in
The outside of one optical interface 42, and be fixedly connected with the outer surface of the first optical interface 42.For above-mentioned filtering device 4, on bracket 5
Mounting portion 52 further includes：Second limiting section 523, the bottom of the second limiting section 523 are fixed on fixed part 51, the second limiting section
523 top is equipped with the second recessed portion 524.Second limiting section 523 and the first limiting section 521 are arranged along the length direction of circuit board
Cloth.Above-mentioned first optical interface 42 is contained in the first recessed portion 522, and the second optical interface 44 is contained in the second recessed portion 524.The
The shape and size of one recessed portion 522 can be set according to the shape and size of the first optical interface 42, the shape of the second recessed portion 524
Shape and size can be set according to the shape and size of the second optical interface 44.
Such as the viewing angles of Fig. 3 to Fig. 5, golden finger 31 is located at the right side of circuit board 3.In filtering device 4, the first optical interface
42 are located at right side, and internal optical fiber 41 is located at left side, and the second optical interface 44 is located at left side.In bracket 5, the first limiting section 521 is located at
Right side, the second limiting section 523 are located at left side.Then the first recessed portion 522 on the first limiting section 521 is for the first optical interface of assembling
42, the second recessed portion 524 on the second limiting section 522 realizes the first optical interface 42 and gold for assembling the second optical interface 44
Finger 31 is respectively positioned on the right side of optical module, for being connected with external fiber and external equipment.
Fig. 6 is the structure diagram of shrapnel in optical module provided by Embodiment 2 of the present invention, and Fig. 7 is the embodiment of the present invention two
The installation view of filtering device and bracket in the optical module of offer, Fig. 8 are to filter in optical module provided by Embodiment 2 of the present invention
Device is fixed on the structure diagram on bracket, and Fig. 9 is that filtering device is fixed in optical module provided by Embodiment 2 of the present invention
Top view on bracket.
Based on the above technical solutions, as shown in Figures 6 to 9, the first limiting section 521 and the second limiting section 523 it
Between along circuit board 3 length direction be equipped with the first gap 525.Above-mentioned mounting portion 52 further includes：Shrapnel 53, shrapnel 53 are arranged on
In one gap 525, and the middle part of shrapnel 53 has the portion 531 that arches upward protruded towards the direction of the first limiting section 521.Above-mentioned connection
Portion 43 may be disposed in the space formed by 531 and second limiting section 523 of the portion of arching upward.
Specifically, it is equipped with the first positioning region 526 in end of first limiting section 521 away from the second limiting section 523.Arch upward portion
531 are less than the thickness h of connecting portion 43 with the distance between the first positioning region 526 d in its natural state, then fill filtering device 4
When fitting on mounting portion 52, connecting portion 43 is located in the first recessed portion 522, and connecting portion 43 applies the portion 531 that arches upward on shrapnel 53
Add the thrust towards 523 direction of the second limiting section, shrapnel 53 is promoted to generate deformation and accumulate elastic potential energy, the elastic force of shrapnel 53 is made
With connecting portion 43 being pressed between 531 and first positioning region 526 of the portion of arching upward.
Further, it is additionally provided with support portion 532 in the above-mentioned bottom for arching upward portion 531, support portion 532 is towards the first limiting section
521 direction extension.Support portion 532 is located at the bottom of 43 and first optical interface 42 of connecting portion, for connecting portion 43 and first
Optical interface 42 is supported.
Preferably, support portion 532 is step-like to form step-like knot for 43 and first optical interface 42 of the portion of being connected
Structure, to be supported to 43 and first optical interface 42 of connecting portion.
Further, the both sides of shrapnel 53 are respectively equipped with positioning region, and the positioning region on shrapnel 53 is known as：Second positioning
Portion 533, the second positioning region 533 extend towards the direction of the first limiting section 521.Shrapnel 53 is assembled in the first gap 525, two
Second positioning region 533 at end fits in the outside of the first limiting section 521, (is limited for limiting the generation transverse shifting of shrapnel 53
The B along Fig. 3 of shrapnel 52 is moved in direction), it avoids because the generation dislocation of the portion of arching upward 531 can not compress connecting portion 43 and then cause to filter
Device 4 loosens.
Embodiment three
The present embodiment is on the basis of above-described embodiment, and the realization method of optical module is optimized, especially to support
Frame 5 is further optimized with 3 fixed mode of circuit board.
Bracket 5 is fixed on circuit board 3, and the mode that bonding may be employed is fixed, and can also be used and is spirally connected or rivet
Mode be fixed.The present embodiment provides a kind of specific fixed forms：
Figure 10 is the structure diagram of bracket in the optical module that the embodiment of the present invention three provides, and Figure 11 is the embodiment of the present invention
The installation view of bracket and circuit board in three optical modules provided, Figure 12 are bracket in the optical module that the embodiment of the present invention three provides
The structure diagram finished with circuit board assembling.
As shown in Figure 10 to Figure 11, the bottom of fixed part 51 is equipped with screw hole 511 in bracket 5, and corresponding in circuit board 3
On be also equipped with through hole 32.Through hole 32 and screw hole 511 are sequentially passed through from the bottom of circuit board 3 using screw 6 upwards, and twisted
Tightly, realize and be fixedly connected with bracket 5 with circuit board 3.
The quantity of screw hole 511 can be at least two, such as：The bottom of fixed part 51 is set there are two screw hole 511,
The symmetrical both ends for being laid in 51 bottom surface of fixed part.In the corresponding position of circuit board 3, it is also provided with there are two through hole 32.
Further, can also positioning column 512 be set in the bottom of fixed part 51, is set in the corresponding position of circuit board 3
Put location hole 33.Before rigging screw, it is inserted by positioning column 512 in location hole 33, fixed part 51 is pre-positioned, is kept away
Exempt from the bracket 5 during rigging screw and generate movement compared with circuit board 3, improve efficiency of assembling.The quantity of positioning column 512 can
Think at least two, be symmetrically laid in the both ends of 51 bottom surface of fixed part, in the corresponding position of circuit board 3, be also provided with there are two
Location hole.
Alternatively, location hole can also be set in the bottom of fixed part 51, correspondence sets positioning column on circuit board 3, also can
Enough realize the above-mentioned function being pre-positioned to bracket 5.
In Figure 10 and Figure 11, two positioning columns 512 and a screw hole 511 are set in the bottom surface of fixed part 51, in circuit
The corresponding position of plate 3 sets two location holes 33 and a through hole 32, two positioning columns 512 to be inserted into corresponding location hole respectively
In 33, for being pre-positioned to bracket 5.Through hole 32 and screw hole 511 are sequentially passed through from the lower section of circuit board 3 using screw,
Realize that bracket 5 is fixedly connected with circuit board 3.
Filtering device 4 is fixed on circuit board 3, the first of 4 right end of filtering device by above-mentioned technical proposal using bracket 5
Optical port of the optical interface 42 as optical module, power port of the golden finger 31 as optical module in circuit board 3, optical port and power port are located at light
The same side of module, with reference to Figure 12.The optical port and power port of optical module are used to be connected with aerial lug.
As shown in figure 3, housing 2 can specifically include upper shell 21 and lower housing 22, between upper shell 21 and lower housing 22
Screw can be used to be fixedly connected or be fixedly connected by the way of clamping.Upper shell 21 and the same side end of lower housing 22 are distinguished
Equipped with optical port protection department 211 and power port protection department 221, optical port protection department 211 is located at the outside of filtering device 4, power port protection
Portion 221 is located at the bottom of golden finger 31, is respectively used to ambient light filter part 4 and golden finger 31, avoids being deformed by external force.Dress
Figure 13 is can refer to the optical module finished, Figure 13 is the partial schematic diagram for the optical module that the embodiment of the present invention three provides.
Above-mentioned optical module can be connected by aerial lug with external communication device, and aerial lug of the prior art is only
It is provided with the socket for being connected with golden finger 31.
For the technical solution that the various embodiments described above are provided, aerial lug is adjusted correspondingly.Figure 14
For the structure diagram for the aerial lug that the embodiment of the present invention three provides, Figure 15 is that the outside that the embodiment of the present invention three provides connects
Connect the structure diagram of device and optical module grafting.
As shown in Figure 14 and Figure 15, the electrical outlet 71 being connected with golden finger 31 had not only been provided on aerial lug 7, but also
It is provided with the optical plug 72 being connected with filtering device 4, and optical plug 72 and the position relationship of electrical outlet 71 and filtering device 4
It is correspondingly arranged with the position relationship of golden finger 31.In above-described embodiment, filtering device 4 and golden finger 31 are along perpendicular to circuit board
3 direction is laid, and optical plug 72 and electrical outlet 71 are corresponded to and laid along perpendicular to the direction of circuit board 3.
Optical plug 72 one end insertion filtering device 4 in, be specifically inserted into the first optical interface 42, the other end be used for it is outer
Portion's optical fiber grafting.The quantity of optical plug 72 is two, is used separately as optical signal and outputs and inputs.
One end of electrical outlet 71 be used for 31 grafting of golden finger, the other end be used for external communication device grafting, and realize
Electrical connection.
Optical plug 72 and plug 71 are provided with simultaneously on aerial lug 7, can be realized in grafting optical module
Power port and optical port are connected simultaneously, improves plug efficiency.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
The instructions such as " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer "
Orientation or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of the description present invention and simplification is retouched
It states rather than indicates or imply signified device or element must have specific orientation, with specific azimuth configuration and operation,
Therefore it is not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, " multiple " are meant that at least two, such as two
It is a, three etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
It connects or is electrically connected or can communicate with one another；It can be directly connected, can also be indirectly connected by intermediary, it can
To be the interaction relationship of connection inside two elements or two elements.For the ordinary skill in the art,
The concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of optical module, including：Housing and the in vivo optical chip of the shell, filtering device and circuit board are arranged on, it is described
Optical chip be arranged on the circuit board and with the circuit board electrical connection, one end of the circuit board is equipped with and the circuit board
The golden finger of electrical connection, which is characterized in that the filtering device includes the first optical interface and the second optical interface, and second light connects
Mouth is connected with the optical chip by internal optical fiber, for first optical interface and the golden finger being connected with external fiber
It is arranged on the same end of the housing.
2. optical module according to claim 1, which is characterized in that further include bracket；The filtering device passes through the support
Frame is fixed on the circuit board.
3. optical module according to claim 2, which is characterized in that the bracket has along perpendicular to the circuit board surface
The fixed part and mounting portion that direction is laid；The bracket is fixed at by the fixed part on the circuit board, the optical filtering
Device is arranged in the mounting portion.
4. optical module according to claim 3, which is characterized in that the mounting portion includes the first limiting section；Described first
The bottom of limiting section is fixed on the top surface of the fixed part, and the top of first limiting section is equipped with filtering device described in support
First recessed portion.
5. optical module according to claim 4, which is characterized in that the mounting portion further includes the second limiting section, and described
The bottom of two limiting sections is fixed on the fixed part, and second limiting section and first limiting section are along the circuit board
Length direction arrangement；The top of second limiting section is provided with the second recessed portion；
First optical interface is contained in first recessed portion, and second optical interface is contained in second recessed portion
It is interior.
6. optical module according to claim 5, which is characterized in that between first limiting section and second limiting section
The first gap is equipped with along the length direction of the circuit board；
The filtering device further includes：The connecting portion being connected between first optical interface and second optical interface；
The mounting portion further includes：Shrapnel, the shrapnel are plugged in first gap, and the middle part of the shrapnel has court
The portion that arches upward protruded to first limiting section；The connecting portion is arranged at by portion and the second limiting section institute of arching upward
In the space of formation.
7. optical module according to claim 6, which is characterized in that the bottom in the portion that arches upward is equipped with support portion, the branch
Support part is located at the lower section of first optical interface and the connecting portion, is used to support first optical interface and the connecting portion.
8. optical module according to claim 7, which is characterized in that the both sides of the shrapnel are respectively equipped with towards described first
The positioning region of limiting section extension；The positioning region fits in the outside of first limiting section.
9. optical module according to claim 3, which is characterized in that the bottom of the fixed part is equipped with screw hole, by wearing
The fixed part is fixed on the circuit board in the screw in the screw hole.
10. optical module according to claim 3, which is characterized in that the bottom of the fixed part is equipped with positioning column, described fixed
Position column is connected with the location hole cooperation being arranged on the circuit board, to position the bracket.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711308265.8A CN108051893B (en) | 2017-12-11 | 2017-12-11 | Optical module |
| CN201911206400.7A CN111045162B (en) | 2017-12-11 | 2017-12-11 | Optical module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711308265.8A CN108051893B (en) | 2017-12-11 | 2017-12-11 | Optical module |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911206400.7A Division CN111045162B (en) | 2017-12-11 | 2017-12-11 | Optical module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108051893A true CN108051893A (en) | 2018-05-18 |
| CN108051893B CN108051893B (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911206400.7A Active CN111045162B (en) | 2017-12-11 | 2017-12-11 | Optical module |
| CN201711308265.8A Active CN108051893B (en) | 2017-12-11 | 2017-12-11 | Optical module |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911206400.7A Active CN111045162B (en) | 2017-12-11 | 2017-12-11 | Optical module |
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| CN (2) | CN111045162B (en) |
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| 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 |
| CN109495186A (en) * | 2018-11-29 | 2019-03-19 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN113359246A (en) * | 2020-03-06 | 2021-09-07 | 华为技术有限公司 | Light source module, optical communication single board and optical communication system |
| WO2021196901A1 (en) * | 2020-03-31 | 2021-10-07 | 华为技术有限公司 | Optoelectronic device, network device, and manufacturing method for optoelectronic device |
| CN113810120A (en) * | 2020-06-14 | 2021-12-17 | 迈络思科技丹麦有限公司 | Pluggable laser module for improving safety |
| CN114079509A (en) * | 2020-08-20 | 2022-02-22 | 华为技术有限公司 | Light source module and optical communication apparatus |
| CN114077019A (en) * | 2020-08-18 | 2022-02-22 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| WO2022037116A1 (en) * | 2020-08-18 | 2022-02-24 | 华为技术有限公司 | Optical module |
| WO2023041044A1 (en) * | 2021-09-16 | 2023-03-23 | 中兴通讯股份有限公司 | Pluggable light source module and optical communication device |
| US12066670B2 (en) | 2020-08-18 | 2024-08-20 | Hisense Broadband Multimedia Technologies Co., Ltd. | Optical module |
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| CN114616501B (en) * | 2020-08-18 | 2023-07-18 | 华为技术有限公司 | Optical module, communication device and PoE device |
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| CN114079509A (en) * | 2020-08-20 | 2022-02-22 | 华为技术有限公司 | Light source module and optical communication apparatus |
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| WO2023041044A1 (en) * | 2021-09-16 | 2023-03-23 | 中兴通讯股份有限公司 | Pluggable light source module and optical communication device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111045162A (en) | 2020-04-21 |
| CN108051893B (en) | 2020-01-07 |
| CN111045162B (en) | 2021-07-13 |
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Effective date of registration: 20221124 Address after: 266555, No. 218, Bay Road, Qingdao economic and Technological Development Zone, Shandong Patentee after: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES Co.,Ltd. Patentee after: HUAWEI TECHNOLOGIES Co.,Ltd. Address before: 266555, No. 218, Bay Road, Qingdao economic and Technological Development Zone, Shandong Patentee before: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES Co.,Ltd. |