CN105891976A - Optical module and circular and square tube body - Google Patents
Optical module and circular and square tube body Download PDFInfo
- Publication number
- CN105891976A CN105891976A CN201610379916.1A CN201610379916A CN105891976A CN 105891976 A CN105891976 A CN 105891976A CN 201610379916 A CN201610379916 A CN 201610379916A CN 105891976 A CN105891976 A CN 105891976A
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- groove
- optical module
- detector
- tube body
- square tube
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4256—Details of housings
- G02B6/4262—Details of housings characterised by the shape of the housing
- G02B6/4263—Details of housings characterised by the shape of the housing of the transisitor outline [TO] can type
-
- 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
- G02B6/4286—Optical modules with optical power monitoring
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The invention discloses an optical module and a circular and square tube body, and belongs to the field of optical fiber communications. The optical module comprises a detector and the circular and square tube body, wherein a TO cap is arranged on the detector; the circular and square tube body comprises a circular tube body and a square tube body which are communicated with each other, a groove is formed in one side face of the square tube body, an opening for being matched with the TO cap is formed in the bottom surface of the groove, and the top area of the groove is greater than the area of the opening surface of the opening. The problem that the coupling value for TO coupling is relatively small is solved. The benefit of improving the qualified rate of the optical module is realized. The optical module is used for TO coupling of the detector.
Description
Technical field
The present invention relates to fiber optic communication field, particularly to a kind of optical module and round and square tube body.
Background technology
Compact SFP is (English: Compact small Form-factor Pluggable；It is called for short: CSFP)
Light emission receiving unit is (English: Bi-Directional Optical Sub-Assembly；It is called for short: BOSA)
The single fiber bidirectional optical component of a kind of small-sized encapsulated, be applied to optical module (English: optical module), its
Compact conformation.When realizing its function, need first to carry out radium-shine diode module (English: laser diode
Module) coaxial type encapsulation is (English: Transistor-Outline CAN；It is called for short: TO-CAN), generally
It is called for short TO coupling.
TO coupling includes that laser instrument welding and detector couple.Laser instrument welding refers to will by coaxial packaging
Laser instrument is welded together with round and square tube body by soldering and sealing body, and is assemblied in adapter etc. by round and square tube body
Together；Detector coupling is the BOSA semi-finished product welded with through laser instrument by detector by focusing coupling
Assemble, it will usually detector TO cap and round and square tube body seam crossing coating viscose glue by detector with
Round and square tube body secure fit.The laser instrument that interfixes, detector, soldering and sealing body, round and square tube body, adaptation
The composition CSFP BOSA such as device.Wherein, this round and square tube body is by the circular body being interconnected and square body
The one three-port structure of composition, one end of square body connects with circular body, and the other end is provided with for adaptation
The circular ports that device inserts, a side of square body is provided with the circular open coordinated with TO cap.?
During TO coupling, laser instrument can be coordinated with soldering and sealing body, by the rectangular tube side of detector and round and square tube body
Circular open coordinates.
But, due to detector with circular open when carrying out TO and coupling, both need to carry out para-position regulation,
To ensure to arrive the coupling value required, but due to the restriction of round and square tube body self structure, both para-positions are adjusted
Joint space is less, easily occurs that coupling value is less than normal, couples underproof situation, affects the qualification rate of optical module.
Summary of the invention
Problem less than normal in order to solve the coupling value of the coupling of TO in correlation technique, that the qualification rate of optical module is relatively low,
Embodiments provide a kind of optical module and round and square tube body.Described technical scheme is as follows:
On the one hand, it is provided that a kind of optical module, described optical module includes:
Detector and round and square tube body, described detector is provided with TO cap；
Described round and square tube body includes: the circular body being interconnected and square body, the one of described square body
It is provided with groove on individual side, the bottom surface of described groove is provided with the opening for coordinating with described TO cap,
The top area of described groove is more than the area of the opening surface of described opening.
On the other hand, it is provided that a kind of round and square tube body, described round and square tube body includes:
The circular body being interconnected and square body, a side of described square body is provided with groove,
The opening for coordinating, the top area of described groove it is provided with the TO cap of detector on the bottom surface of described groove
Area more than the opening surface of described opening.
The optical module of embodiment of the present invention offer and round and square tube body, the opening coordinated with detector due to rectangular tube
On the bottom surface of the groove being arranged on its side, and the area of opening surface is less than the top area of groove, then detector
With opening when carrying out TO and coupling, the TO cap of detector, after inserting opening, there is also some empty in groove
Free space carries out position adjustments for detector, that is to say, detector is relatively big with the para-position regulation space of opening,
Thus improve coupling value, decrease the underproof situation of coupling, thus improve the qualification rate of optical module.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, institute in embodiment being described below
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of traditional optical module；
Fig. 2 is the structural representation of the round and square tube body in the optical module shown in Fig. 1；
Fig. 3 is the structural representation of a kind of optical module that the embodiment of the present invention provides；
Fig. 4 is the structural representation of the round and square tube body in the optical module that the embodiment of the present invention provides；
Fig. 5 is the side view of the round and square tube body shown in Fig. 2；
Fig. 6 is the side view of the round and square tube body shown in Fig. 4；
Fig. 7 is the concrete structure schematic diagram of a kind of detector that the embodiment of the present invention provides；
Fig. 8 is the schematic cross-section of the optical module shown in Fig. 3；
Fig. 9 is the structural representation of the another kind of round and square tube body that the embodiment of the present invention provides；
Figure 10 is the opening shape schematic diagram of a kind of round and square tube body that the embodiment of the present invention provides；
Figure 11 is the side view of the optical module shown in Fig. 1；
Figure 12 is the side view of the optical module shown in Fig. 3；
Figure 13 is the scene schematic diagram after the round and square tube body in Fig. 4 is fixed with detector；
Figure 14 is the scene schematic diagram after the round and square tube body in Fig. 2 is fixed with detector.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Embodiment is described in further detail.
Fig. 1 is a kind of traditional optical module structure schematic diagram, and this optical module includes detector and as shown in Figure 2
Round and square tube body 10, this detector is provided with TO cap (Fig. 1 does not indicates), this round and square tube body 10 be by
The one three-port structure of the circular body 101 being interconnected and square body 102 composition (that is to say and is provided with
The integrative-structure of three openings), one end of square body 102 connects with circular body 101, and the other end sets
It is equipped with the circular ports (Fig. 2 does not indicates) being connected with adapter, on a side of square body 102 (as
Upper side in Fig. 2) it is provided with circular open 1021, this circular open 1021 is for the TO with detector
Cap couples.This TO cap is usually ball cap, for the internal structure of TO cap is protected, and this internal structure
Can include radium-shine diode etc., the diameter of this circular open will be generally greater than or equal to the TO ball cap of detector
External diameter.
As it is shown in figure 1, detector 20 with circular open 1021 when carrying out TO and coupling, coupled by focusing
The TO cap of detector is inserted in this circular open 1021, then by the TO cap of detector and circle
The seam crossing of square tube body, namely in Fig. 1 at seam R of coupling, detector 20 is fixed on by coating viscose glue
On round and square tube body.As it is shown in figure 1, due to the restriction of round and square tube body self structure, the TO cap of detector 20
After being inserted into this circular open 1021, regulation surplus up and down is the least, that is to say, detector 20
Less with the para-position of circular open 1021 regulation space, the situation that coupling value is less than normal easily occurs.
Fig. 3 is the structural representation of a kind of optical module that the embodiment of the present invention provides, and this optical module includes: visit
Survey the structural representation of the round and square tube body 30 shown in device and Fig. 4, this detector is provided with TO cap, such as figure
Shown in 4, the round and square tube body 30 that the embodiment of the present invention provides, this round and square tube body 30 is integrated three-port structure, can
To include:
The circular body 301 being interconnected and square body 302, a side of square body 302 is arranged
Fluted 3021, the bottom surface of this groove 3021 is provided with the opening 3022 for coordinating with TO cap, groove
The top area of 3021 is more than the area of the opening surface of opening 3022.This opening can be circular open, its diameter
Will be generally greater than or equal to the diameter of the TO cap of detector.It should be noted that TO cap generally include ball cap or
Non-ball cap, the TO cap in the embodiment of the present invention is usually ball cap.
As it is shown on figure 3, when TO couples, laser instrument can be coordinated with soldering and sealing body, circular ports, will visit
The TO cap surveying device coordinates with the circular open of the rectangular tube side of round and square tube body.The laser instrument 40 that interfixes,
The composition CSFP BOSA such as detector 20, soldering and sealing body 60, round and square tube body 30 and adapter 50.By Fig. 3
It can be seen that the TO cap 201 of detector 20 is after being inserted into this opening 3022, the most all exist certain
Regulation surplus.
In order to more clearly illustrate, refer to Fig. 5 and Fig. 6, Fig. 5 is the round and square tube body shown in Fig. 2
The side view of 10, Fig. 6 is the side view of the round and square tube body 30 shown in Fig. 4, from figs. 5 and 6, it can be seen that
The round and square tube body 30 that the embodiment of the present invention provides is the up-down adjustment surplus of h1 than traditional round and square tube body more than 10.
In sum, on the bottom surface of the groove that the opening coordinated with detector due to rectangular tube is arranged on its side,
And the area of opening surface is less than the top area of groove, then detector with opening when carrying out TO and coupling, detector
TO cap inserting after opening, there is also some free spaces in groove and carry out position adjustments, also for detector
I.e., detector is relatively big with the para-position regulation space of this opening, thus improves coupling value, decreases coupling
Underproof situation.
It should be noted that the responsiveness of detector is a parameter of reflection detector performance, responsiveness is more
Height, the performance of detector is the best.In the embodiment of the present invention, the TO crown end of detector is provided with convex lens knot
Structure, responsiveness generally with the focusing precision positive correlation of this convex lens, as it is shown in fig. 7, Fig. 7 is present invention reality
Executing the concrete structure schematic diagram of a kind of detector 20 that example provides, detector includes: TO base 202 and button
Putting the TO cap 201 on this TO base 202, this TO cap 201 can be ball cap, this TO cap 201
Top is provided with convex lens 203, and the focal length of this convex lens 203 is f, and unit is mm (millimeter).
Further, as it is shown on figure 3, the optical module that the embodiment of the present invention provides can also include:
Laser instrument 40, soldering and sealing body 60 and adapter 50, circular body 101 one end is provided with connection opening
(Fig. 3 does not indicates), this connection opening is welded with laser instrument 40 by soldering and sealing body 60, square body 102
One end connect with circular body 101, the other end is provided with the circular ports (Fig. 3 inserted for adapter 50
Do not indicate), adapter 50 inserts square body 102 predetermined depth, for respectively with laser instrument 40 and visit
Survey device 20 and transmit optical signal.
Fig. 8 is the schematic cross-section of the optical module shown in Fig. 3, and as shown in Figure 8, square body 102 is internal
Being provided with filter plate 1022, adapter 50 inserts square body predetermined depth, and this predetermined depth is the most fixing
The degree of depth, accordingly, optical signal distance f2 going out luminous point from optical filter to adapter is fixed range, should be away from
From being the distance that optical filter inserts one end of this adapter to round and square tube body with predetermined depth sum.Laser instrument 40
It is the linear transmission path through filter plate 1022 with the transmission path of the optical signal of adapter 50 transmission, visits
The path of transmitting surveying the device 20 optical signal with adapter 50 transmission is to be reflected, by optical filter 1022,90 formed
Degree bending transmission path, this linear transmission path does not interfere with each other with bending transmission path.The focal length of convex lens is f.
The schematic cross-section of traditional optical module can also as shown in Figure 8, due to the limit of optical module own dimensions
System, the degree of depth that TO cap 201 inserts square body is shallower, understands with reference to Fig. 8, and accordingly, optical signal is from convex
The summit of lens is longer to distance f1 of optical filter, and this distance is shorter.Therefore, the f ＜ f1+f2 of traditional optical module,
It is unable to reach good focusing precision.
By Fig. 5 and Fig. 6 it can be seen that the round and square tube body 30 of embodiment of the present invention offer is than traditional circle side
Body more than the 10 up-down adjustment surplus of h1 so that detector can be deeply inserted into h1's in square body again
The degree of depth, that is to say, the embodiment of the present invention provide round and square tube body 30 in, optical signal from the summit of convex lens to
The distance maximum of optical filter can reduce the distance of h1, owing to adding the up-down adjustment surplus of this h1, makes
Must be when carrying out TO coupling, the detector that the embodiment of the present invention provides can be in round and square tube body 30 respective openings
The focal length that place realizes convex lens by up-down adjustment is f=f1+f2, this f1 be optical signal from the summit of convex lens to
The distance of optical filter.When this f=f1+f2, the lock pin of adapter 50 go out luminous point just for Jiao of convex lens
Point, now the focusing precision of convex lens is the most accurate, and the responsiveness of detector is optimum.Therefore, the present invention implements
Example carries out regulation surplus when TO couples by adding round and square tube body with detector so that detector can be
Realizing the focal length of convex lens by up-down adjustment at round and square tube body 30 respective openings is f=f1+f2, improves detection
The responsiveness of device.
It should be noted that filter plate 1022 can be 45 ° of filter plates, this adapter 50 can be LC
Adapter (that is to say the fiber adapter that joint is " LC " joint).This predetermined depth is generally to guarantee
Enough effectively transmit optical signal with laser instrument 40 and detector 20, can fit according to the size of optical module
Answering property regulates, such as, can be 2.7mm (millimeter), and this is not repeated by the embodiment of the present invention.
In the embodiment of the present invention, mainly being improved the round and square tube body of optical module, other structure can be joined
Examine the structure in correlation technique.Such as, the TO cap of detector is in addition to including TO cap, it is also possible to including:
It is arranged on the radium-shine diode within TO cap, heat sink (heat sink) and monitor photodiode (monitor
Etc. photodiode) at least one in.Arrange on the bottom surface of the TO cap insertion groove of detector opens accordingly
During mouth, through the internal slide arranged of round and square tube body, (this slide and light path are 45 to the optical signal that detector is launched
Degree angle) reflex at adapter so that the bending light path of 90 degree can be formed between detector and adapter.
Further, as it is shown in figure 1, traditional round and square tube body, due to TO cap and the circle side of detector 20
Seam R of body 10 coupling is narrower, and therefore, the region of coating viscose glue is the narrowest, detector 20 easily occurs
The phenomenon cannot effectively fixed with round and square tube body 10.
And the round and square tube body 30 that the embodiment of the present invention provides, as it is shown on figure 3, due to opening of coordinating with detector
In the grooves, the seam crossing that the TO cap 201 of detector 20 couples with round and square tube body 30 also has mouth 3022
Certain redundant space can coat more viscose glue, so that detector 20 can have with round and square tube body 30
Effect is fixing.During actual gluing, whole groove will can all coat viscose glue, to ensure detector 20 and circle side
Fixing of body 30.
In actual application, the structure of groove can have multiple, and such as, the sidewall of this groove can be with its bottom surface
In certain inclination angle, now this groove is rounding mesa-shaped groove, that is to say inverted round table-like groove；This groove
Sidewall can also be with its plane perpendicular, now, this groove is prism-shaped groove.Further, on the one hand,
The sidewall of this groove can be closed side wall, as it is shown in figure 9, the groove of the round and square tube body 30 shown in Fig. 9
The sidewall of 3021 is closed side wall；On the other hand, the sidewall of this groove can also be non-enclosed sidewall,
When the sidewall of groove is non-enclosed sidewall, can more than go out the coating for viscose glue of the more free space,
Such as, at least two side of this groove is semi open model side, arranges the side of reeded square body
On be formed with at least 2 bulge-structures, the end face of these at least 2 bulge-structures is in the same plane, by
When existing holder round and square tube body, it is plane with the contact surface of the side of round and square tube body, then should
The end face of at least 2 bulge-structures is in the same plane, so that the top of these at least 2 bulge-structures
Face effectively contacts with this contact surface, it is achieved the clamping of fixture, it is not necessary to change the structure of existing fixture.
Further, in order to increase the stability with holder contacts, in actual application, at least three of groove
Side is semi open model side, arranges and is formed with at least 3 protruding knots on the side of reeded square body
Structure, the end face of these at least 3 bulge-structures is in the same plane.So this at least 3 bulge-structures
End face is in the same plane, so that the end face of these at least 3 bulge-structures stably connects with this contact surface
Touch, it is achieved effective clamping of fixture, it is not necessary to change the structure of existing fixture.
Owing to 3 points of not conllinear can determine a stable plane, the most as shown in Figure 4, groove 3021
Three sides be semi open model side, arrange and on the side of reeded square body, be formed with 3 projections
Structure, 3 bulge-structures are respectively two triangular structures 3021a (also referred to as triangular prism structure) and one
List structure 3021b (also referred to as quadrangular structure).Further, in order to ensure groove 3021 and fixture
Stable contact, groove 3021 can be axisymmetric groove, the axis of symmetry of groove 3021 and square body 302
Axle parallel.
It should be noted that the shape and size of groove can also be adjusted as the case may be, all at this
Within the spirit of invention and principle, the groove obtained by any modification, equivalent substitution and improvement made etc.
Shape and size, should be included within the scope of the present invention.Therefore, the embodiment of the present invention is to this not
Repeat again.
Owing to TO cap 201 can be ball cap, therefore, the opening 3022 coordinated with TO cap 201 can be
Circular open, it is also possible to for other shapes of opening, if ensure that detector TO cap can be effective
Insert in rectangular tube 302, as shown in Figure 10, the closed figure M being shaped as being surrounded by curve of opening,
Closed figure covers presets circular W, and the diameter presetting circular W is equal with the TO cap external diameter of detector, and
First diameter R1 of closed figure is more than Second bobbin diameter R2, this direction, the first diameter R1 place and Second bobbin diameter
Direction, R2 place is vertical, and Second bobbin diameter R2 is more than presetting the diameter of circular W, this first diameter R1 institute
At the axis being oriented parallel to square body.
As shown in Figure 10, closed figure M can be oval, a length of first diameter of oval major axis,
A length of Second bobbin diameter of oval short axle.When opening 3022 is elliptical aperture, detector when TO couples,
The adjustable range of left and right becomes big, has liberated left and right adjusting further and has limited the interference of the TO cap of detector, also
Responsiveness can be effectively improved.
In order to more clearly illustrate, refer to Figure 11 and Figure 12, Figure 11 is the optical module shown in Fig. 1
Side view, Figure 11 is the side view of the optical module shown in Fig. 3, and the opening 3022 of this round and square tube body 30 is such as
Shown in Figure 10, it can be seen from figure 11 that a diameter of h2 of the circular open of the round and square tube body 10 in Figure 11,
The shape of this circular open is identical with above-mentioned default circular W, it can be recognized from fig. 12 that the circle side in Figure 12
First a diameter of h3 of the opening of body 30, therefore, the round and square tube body 30 that the embodiment of the present invention provides ratio passes
Round and square tube body more than the 10 left and right adjusting surplus of h3-h2 of system.This left and right adjusting surplus refers to along being parallel to
The surplus that the side of the axis k of square body moves up.
It should be noted that the shape and size of opening can also be adjusted as the case may be, all at this
Within the spirit of invention and principle, the opening obtained by any modification, equivalent substitution and improvement made etc.
Shape and size, should be included within the scope of the present invention.Therefore, the embodiment of the present invention is to this not
Repeat again.
The round and square tube body 30 using the embodiment of the present invention to provide carries out method that TO couples the most relatively with detector 20
For simply, as a example by Fig. 3, it is assumed that in Fig. 3, the opening 3022 of round and square tube body 30 is the ellipse shown in Figure 10
Shape, the TO cap 201 at the round and square tube body 30 using the embodiment of the present invention to provide with detector 20 carries out TO
During coupling, can first the TO cap 201 of detector 20 be inserted in opening 3022, then, enter up and down
Row para-position regulates, it is preferred that be adjusted to from distance f1 on the summit of convex lens to optical filter by optical signal
F2=f-f1, this f2 are optical signal distance going out luminous point of (lock pin) from optical filter to adapter, in regulation
After completing, the seam crossing coating viscose glue that the TO cap 201 at detector 30 couples with round and square tube body 10, finally,
Round and square tube body 30 after coating viscose glue and detector 20 have obtained the most fixing, and Figure 13 is the circle side in Fig. 3
Scene schematic diagram after body 30 is fixing with detector 20.Accordingly, the round and square tube body during Figure 14 is Fig. 1
10 with scene schematic diagram after fixing of detector 20, it can be seen that the face of the region Z1 that viscose glue covers in Figure 13
In the long-pending Figure 14 of being significantly greater than, the area of the region Z2 that viscose glue covers, that is to say, the embodiment of the present invention provides
The structure of round and square tube body 30 makes more viscose glue to coat, it is ensured that round and square tube body 30 and detector 20
Effectively fixing.
In sum, the round and square tube body that the embodiment of the present invention provides, owing to square body coordinates with detector
On the bottom surface of the groove that opening is arranged on its side, and the area of opening surface is less than the top area of groove, then visit
Surveying device with opening when carrying out TO and coupling, the TO cap of detector, after inserting opening, there is also one in groove
A little free spaces carry out position adjustments for detector, that is to say, detector regulates space relatively with the para-position of opening
Greatly, thus improve coupling value, decrease the underproof situation of coupling.Further, the embodiment of the present invention provides
Round and square tube body up-down adjustment surplus necessarily more than traditional round and square tube body so that detector can be to square
Body is deeply inserted into certain degree of depth again, thus improves its responsiveness.Further, due to detector
The seam crossing coupled with round and square tube body also has certain redundant space can coat more viscose glue, so that visiting
Surveying device can be the most fixing with round and square tube body.
The embodiment of the present invention provides a kind of round and square tube body, and this round and square tube body includes: the circular body being interconnected
With square body, a side of this square body is provided with groove, the bottom surface of this groove is provided with use
In the opening coordinated with the TO cap of detector, the top area of this groove is more than the area of the opening surface of this opening.
The structure of this round and square tube body is identical with the structure of round and square tube body in the above embodiment of the present invention 30, and the present invention implements
This is repeated no more by example.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can be passed through
Hardware completes, it is also possible to instructing relevant hardware by program and complete, described program can be stored in
In a kind of computer-readable recording medium, storage medium mentioned above can be read only memory, disk or
CD etc..
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all the present invention's
Within spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (10)
1. an optical module, it is characterised in that described optical module includes:
Detector and round and square tube body, described detector is provided with coaxial type encapsulation TO cap；
Described round and square tube body includes: the circular body being interconnected and square body, the one of described square body
It is provided with groove on individual side, the bottom surface of described groove is provided with the opening for coordinating with described TO cap,
The top area of described groove is more than the area of the opening surface of described opening.
Optical module the most according to claim 1, it is characterised in that at least three side of described groove
Semi open model side, the side of the described square body being provided with described groove is formed at least 3 convex
Playing structure, the end face of described at least 3 bulge-structures is in the same plane.
Optical module the most according to claim 1, it is characterised in that three sides of described groove are half
Open side, the side of the described square body being provided with described groove is formed 3 bulge-structures,
Described 3 bulge-structures are respectively two triangular structures and a list structure.
Optical module the most according to claim 3, it is characterised in that described groove is axisymmetric groove,
The axis of symmetry of described groove is parallel with the axle of described rectangular tube.
Optical module the most according to claim 1, it is characterised in that described groove is cylindrical slot.
Optical module the most according to claim 1, it is characterised in that described groove is rounding mesa-shaped groove.
7. according to the arbitrary described optical module of claim 1 to 6, it is characterised in that the shape of described opening
For the closed figure surrounded by curve, described closed figure covers presets circle, the diameter of described default circle
Equal with described TO cap external diameter, and the of described closed figure is greater diameter than Second bobbin diameter, described first straight
Direction, place, footpath is vertical with direction, described Second bobbin diameter place, and described Second bobbin diameter is more than described default circle
Diameter, described first diameter place is oriented parallel to the axis of described square body.
Optical module the most according to claim 7, it is characterised in that
Described closed figure is oval, and a length of described first diameter of the major axis of described ellipse is described ellipse
The a length of described Second bobbin diameter of circular short axle.
Optical module the most according to claim 1, it is characterised in that described optical module also includes:
Laser instrument, soldering and sealing body and adapter, described circular body one end is provided with connection opening, described company
Connect opening to be welded with described laser instrument by described soldering and sealing body, one end of described square body and described circle
Body connects, and the other end is provided with the circular ports inserted for described adapter, and described TO crown end is provided with
Convex lens, described square tubular body is provided with filter plate, and described adapter inserts described square body and presets
The degree of depth；
Wherein, described laser instrument is through described filtering with the transmission path of the optical signal of described adapter transmission
The linear transmission path of sheet, the transmission path of the optical signal that described detector transmits with described adapter is for by institute
State 90 degree of bending transmission paths that optical filter refraction is formed, and the focal length of described convex lens be f, f=f1+f2,
Described f1 be optical signal from the summit of described convex lens to the distance of described optical filter, described f2 be described light letter
Number from the distance going out luminous point of described optical filter to described adapter.
10. a round and square tube body, it is characterised in that described round and square tube body includes:
The circular body being interconnected and square body, a side of described square body is provided with groove,
The opening for coordinating, the top area of described groove it is provided with the TO cap of detector on the bottom surface of described groove
Area more than the opening surface of described opening.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810293306.9A CN108519646A (en) | 2016-05-31 | 2016-05-31 | Optical module |
| CN201810293109.7A CN108519645A (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
| CN201610379916.1A CN105891976B (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610379916.1A CN105891976B (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810293109.7A Division CN108519645A (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
| CN201810293306.9A Division CN108519646A (en) | 2016-05-31 | 2016-05-31 | Optical module |
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| CN201810293109.7A Pending CN108519645A (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
| CN201810293306.9A Pending CN108519646A (en) | 2016-05-31 | 2016-05-31 | Optical module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110244414A (en) * | 2019-06-11 | 2019-09-17 | 青岛海信宽带多媒体技术有限公司 | A kind of optical module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN210605092U (en) * | 2019-06-19 | 2020-05-22 | 青岛海信宽带多媒体技术有限公司 | Optical module |
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| JP2006098763A (en) * | 2004-09-29 | 2006-04-13 | Toshiba Components Co Ltd | Optical receiving module and optical transmitting module |
| CN202102147U (en) * | 2011-05-18 | 2012-01-04 | 武汉电信器件有限公司 | Tube body structure of single fiber bidirectional device |
| CN203606535U (en) * | 2013-12-17 | 2014-05-21 | 黄山市光锐通信有限公司 | Plastic-packaging coaxial optical assembly |
| WO2016061129A1 (en) * | 2014-10-13 | 2016-04-21 | Finisar Corporation | Multi-lens optical components |
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| CN201637890U (en) * | 2010-04-20 | 2010-11-17 | 四川光恒通信技术有限公司 | APC (Automatic Power Control) butting single-fiber two-way device |
| CN201876576U (en) * | 2010-09-05 | 2011-06-22 | 青岛海信宽带多媒体技术有限公司 | PIM (Personal Information Management) circular and square pipe body and single-fiber bidirectional light assembly |
| CN102508343B (en) * | 2011-11-29 | 2014-05-21 | 深圳市易飞扬通信技术有限公司 | Single-fiber bidirectional component and packaging method thereof |
| CN203012191U (en) * | 2012-12-31 | 2013-06-19 | 深圳市光为光通信科技有限公司 | Light emitting assembly |
| CN203054272U (en) * | 2013-02-05 | 2013-07-10 | 青岛海信宽带多媒体技术有限公司 | Round-square tube body capable of bonding isolator |
| CN203324527U (en) * | 2013-07-22 | 2013-12-04 | 厦门市贝莱通信设备有限公司 | Lensless tail-fiber detector assembly |
| CN205015511U (en) * | 2015-07-23 | 2016-02-03 | 厦门市贝莱光电技术有限公司 | Lensless tail -fiber detector assembly |
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2016
- 2016-05-31 CN CN201610379916.1A patent/CN105891976B/en active Active
- 2016-05-31 CN CN201810293109.7A patent/CN108519645A/en active Pending
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| JP2006098763A (en) * | 2004-09-29 | 2006-04-13 | Toshiba Components Co Ltd | Optical receiving module and optical transmitting module |
| CN202102147U (en) * | 2011-05-18 | 2012-01-04 | 武汉电信器件有限公司 | Tube body structure of single fiber bidirectional device |
| CN203606535U (en) * | 2013-12-17 | 2014-05-21 | 黄山市光锐通信有限公司 | Plastic-packaging coaxial optical assembly |
| WO2016061129A1 (en) * | 2014-10-13 | 2016-04-21 | Finisar Corporation | Multi-lens optical components |
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| CN110244414A (en) * | 2019-06-11 | 2019-09-17 | 青岛海信宽带多媒体技术有限公司 | A kind of optical module |
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| Publication number | Publication date |
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| CN105891976B (en) | 2018-05-15 |
| CN108519645A (en) | 2018-09-11 |
| CN108519646A (en) | 2018-09-11 |
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