CN203204202U - Integrated optical element and optical module - Google Patents
Integrated optical element and optical module Download PDFInfo
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- CN203204202U CN203204202U CN 201320251286 CN201320251286U CN203204202U CN 203204202 U CN203204202 U CN 203204202U CN 201320251286 CN201320251286 CN 201320251286 CN 201320251286 U CN201320251286 U CN 201320251286U CN 203204202 U CN203204202 U CN 203204202U
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- optical
- optical element
- connecting portion
- optics element
- coupled lens
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Abstract
The utility model discloses an integrated optical element and an optical module. The integrated optical element comprises at least two separated optical elements, and the plurality of separated optical elements are fixedly connected through connecting parts to form an integrated structure. By adoption of the integrated optical element in the embodiment, the problems of high requirement for positioning process and high fixing difficulty due to separation of optical elements in the prior art can be effectively solved.
Description
Technical field
The utility model belongs to the optical communication technique field, specifically, relates to a kind of integral type optics element and has the optical module of this optical element.
Background technology
In the unidirectional optical module of single fiber, for realizing multichannel emission and/or the multipath reception of optical module, a plurality of separate optical elements with optical interface and coupled lens parts need be set.For example, make optical module have that riches all the way to penetrate He Yilu to receive, need arrange one and receive optical element and a transmitting optics element.Wherein, receive optical element and include optical interface and coupled lens parts, be connected with reception optical fiber by optical interface, and the light signal that will receive in the optical fiber by the coupled lens parts is coupled in the photodetector of optical module inside.The transmitting optics device also includes optical interface and coupled lens parts, and optical interface is connected with launching fiber, and the light signal that the laser instrument of optical module inside sends is coupled in the launching fiber through the coupled lens parts and transmits.
Above-mentioned separate optical element in the existing optical module is element independent of each other, need be separately fixed on the pcb board of optical module.Because optical module requires the distance between the optical interface of each separate optical element certain, for example, for the bidirectional optical module of SFP packing forms, the light mouth that requires to receive optical element is 6.25mm with the light mouth distance between the two of emission optical element.Therefore, after fixing what a element, other element must be located with the element spacing specific range that fixes earlier, fixes behind the location again.So to higher in the positioning requirements of back retaining element, fixing step is many, fixedly difficulty is big, descends if locate the inaccurate optical module performance that also can cause.
Summary of the invention
The purpose of this utility model provides a kind of integral type optics element and adopts the optical module of this optical element, requires the problems referred to above such as height, fixedly difficulty is big to solve prior art because a plurality of separate optical elements are separated from each other the position fixing process that produces.
For solving the problems of the technologies described above, the integral type optics element that the utility model provides is achieved by the following technical solutions:
A kind of integral type optics element includes at least two separate optical elements, and a plurality of described separate optical elements are by the fixedly connected integral structure that forms of connecting portion.
Aforesaid optical element, a plurality of described separate optical elements and described connecting portion preferably adopt integral forming process one-body molded.
Aforesaid optical element, described separate optical element can be two, is respectively to receive optical element and transmitting optics element.
Aforesaid optical element, described reception optical element and described transmitting optics element have included optical interface and coupled lens parts, described connecting portion one end is connected with the coupled lens parts of described reception optical element, and the other end is connected with the coupled lens parts of described transmitting optics element.
Preferably, for making things convenient for fixing in the optical element use, described connecting portion is web joint, offers some fixed orifices at described web joint.
For solving aforementioned technical problem, the optical module that the utility model provides adopts following technical proposals to be achieved:
A kind of optical module comprises circuit board, also comprises integral type optics element, and described integral type optics element includes at least two separate optical elements, and a plurality of described separate optical elements are by the fixedly connected integral structure that forms of connecting portion.
Aforesaid optical module, a plurality of described separate optical elements and described connecting portion preferably adopt integral forming process one-body molded.
Preferably, described circuit board is provided with laser instrument and photodetector, and described separate optical element is two, is respectively the reception optical element corresponding with described photodetector and the transmitting optics element corresponding with described laser instrument.
Aforesaid optical module, described reception optical element and described transmitting optics element have included optical interface and coupled lens parts, described connecting portion one end is connected with the coupled lens parts of described reception optical element, and the other end is connected with the coupled lens parts of described transmitting optics element.
Preferably, for making things convenient for fixing optical element, described connecting portion is web joint, offers some fixed orifices at described web joint.
Compared with prior art, advantage of the present utility model and good effect are: by a plurality of separate optical elements are fixedly connected to form integral type optics element by connecting portion, can in the optical element production run, realize the accurate location between each separate optical element easily, and then simplified location in the optical element application process, improved accurate positioning, effectively avoided because locating the inaccurate performance decline problem that causes, and reduced the fixing complicacy of optical element, improved production efficiency and the performance of the optical module of applied optics element.
After reading embodiment of the present utility model by reference to the accompanying drawings, other characteristics of the present utility model and advantage will become clearer.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model integral type optics element;
Fig. 2 is the blast structural representation of an embodiment of the utility model optical module;
Fig. 3 is the assembly structure synoptic diagram of Fig. 2 optical module;
Fig. 4 be among Fig. 3 A-A to structural representation;
Fig. 5 be among Fig. 3 B-B to structural representation.
Among above-mentioned each figure, Reference numeral and corresponding components title thereof are as follows:
1, transmitting-receiving integrated optical element; 11, receive optical element; 111, optical interface; 112, coupled lens parts; 12, transmitting optics element; 121, optical interface; 122, coupled lens parts; 13, web joint; 14, fixed orifice;
2, circuit board; 3, laser instrument; 4, transmitter integrated circuits; 5, photodetector; 6, receiver ic.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
Please refer to Fig. 1, this figure is depicted as the structural representation of an embodiment of the utility model integral type optics element.
As shown in Figure 1, the integral type optics element of this embodiment is transmitting-receiving integrated optical element 1, include and receive optical element 11 and transmitting optics element 12, these two parts are by fixedly connected as the web joint 13 of connecting portion, thus the optical element of formation integral structure.
The transmitting-receiving integrated optical element 1 of this embodiment will be owing to will receive optical element 11 and the transmitting optics element 12 integrated structures that are fixed as one, can in the element production run, utilize mould etc. easily control receive distance between optical element 11 and the transmitting optics element 12, be reception optical element 11 shown in Figure 1 and the distance X between transmitting optics element 12 central axis, satisfying optical module to the spacing requirement of both optical interfaces, and can realize the accurate control of distance between the two; And then, in optical module fixedly the time, need not to consider again to receive the orientation problem between optical element 11 and the transmitting optics element 12.Therefore, not only can realize receiving accurate, the convenient location between optical element 11 and the transmitting optics element 12, and can simplify the fixation procedure of optical element in application process, improve installation effectiveness and accuracy.
Specifically, receive optical element 11 and include optical interface 111 and coupled lens parts 112, transmitting optics element 12 has optical interface 121 and coupled lens parts 122, web joint 13 is two, be arranged side by side receiving between optical element 11 and the transmitting optics element 12, receive the strength of joint of optical element 11 and transmitting optics element 12 with enhancing.For making things convenient for processing and subsequent fixed to use, an end of each web joint 13 is connected with the coupled lens parts 112 that receive optical element 11, and the other end is connected with the coupled lens parts 121 of transmitting optics element 12.
And, for convenient transmitting-receiving integrated optical element 1 is fixed, on each web joint 13, also offer some fixed orifices 14, fixing in the time of can realizing that transmitting-receiving integrated optical element 1 uses by injection glue in fixed orifice 14 specifically can be described about the optical mode block structured with reference to the back.
The transmitting-receiving integrated optical element 1 of this embodiment can and preferably adopt integral forming process one-body molded, for example, adopts mould integrated injection molding etc.And reception optical element 11 wherein and transmitting optics element 12 can adopt the material of identical type, also can be kinds of materials, and for example, both adopt two kinds of different plastics to make.
Please refer to Fig. 2 to an embodiment of the utility model optical module illustrated in fig. 5, the transceiver optical element 1 of optical module application drawing 1 embodiment of this embodiment is realized reception and the transmission of light signal.Wherein, Fig. 2 is the blast structural representation of this embodiment optical module, and Fig. 3 is its assembly structure synoptic diagram, Fig. 4 and Fig. 5 be respectively among Fig. 3 A-A to B-B to structural representation.
To shown in Figure 5, the optical module of this embodiment includes circuit board 2 as Fig. 2, and circuit board 2 is provided with laser instrument 3, transmitter integrated circuits 4, photodetector 5 and receiver ic 6.Wherein, laser instrument 3 and transmitter integrated circuits 4 are electrically connected, and transmitter integrated circuits 4 is modulated armed electric signal by laser instrument 3 and launched.And photodetector 5 is connected with receiver ic 6, and photodetector 5 is converted to the light signal that receives and transfers to receiver ic 6 behind the electric signal and limit and processing such as put.In addition, optical module also includes transmitting-receiving integrated optical element 1, and its structure is with reference to shown in Figure 1.
The assembling process of the optical module of said structure is summarized as follows:
Relevant communication protocol according to optical module requires predetermined fixed laser instrument 3 and photodetector 5 on circuit board 2, the communication protocol here requires to comprise with optical module and receives optical interface and launch the spacing requirement that the optical interface spacing is complementary, requires laser instrument 3 and photodetector 5 fix in position according to this spacing.Then, transmitting-receiving integrated optical element 1 is placed on the circuit board 2, and make the coupled lens parts 112 that receive in the optical element 11 put in place (as shown in Figure 5) with photodetector 5 couplings, make that perhaps the coupled lens parts 122 in the transmitting optics element 12 put in place (as shown in Figure 4) with laser instrument 3 couplings.After coupling puts in place, in fixed orifice 14, inject glue, transmitting-receiving integrated optical element 1 is fixed on the circuit board 2, form structure shown in Figure 3.
Because the reception optical element 11 in the transmitting-receiving integrated optical element 1 and transmitting optics element 12 are according to the spacing of the relevant communication protocol requirement of the optical module structure that forms as one, therefore, when the location, only one of them optical element coupling need be put in place, the position of another optical element is determined thereupon, fixation procedure is simple, and accurate positioning has been avoided being forbidden the optical module performance decline that causes even causing optical module can't normally use the generation of problem because of the location.
Above-mentioned Fig. 1 embodiment is the structure that example has been set forth the utility model integral type optics element to include a transmitting-receiving integrated optical element 1 that receives optical element 11 and a transmitting optics element 12, but integral type optics element of the present utility model is not limited to the structure that only has two separate optical elements, can also include plural separate optical element.And these a plurality of separate optical elements can only be the transmitting optics element, can also can include some transmitting optics elements and some reception optical elements simultaneously only for receiving optical element.Same, optical module of the present utility model also is not limited to Fig. 2 embodiment to have that riches all the way and penetrates the optical module that He Yilu receives, and can also be the optical module of the optical module of multichannel emission or multipath reception or even has some roads and receive optical module with some roads emission function.
Above embodiment is only in order to illustrating the technical solution of the utility model, but not limits it; Although with reference to previous embodiment the utility model is had been described in detail, for the person of ordinary skill of the art, still can make amendment to the technical scheme that previous embodiment is put down in writing, perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of the utility model technical scheme required for protection.
Claims (10)
1. an integral type optics element is characterized in that, described integral type optics element includes at least two separate optical elements, and a plurality of described separate optical elements are by the fixedly connected integral structure that forms of connecting portion.
2. optical element according to claim 1 is characterized in that, a plurality of described separate optical elements and described connecting portion adopt integral forming process one-body molded.
3. optical element according to claim 1 and 2 is characterized in that, described separate optical element is two, is respectively to receive optical element and transmitting optics element.
4. optical element according to claim 3, it is characterized in that, described reception optical element and described transmitting optics element have included optical interface and coupled lens parts, described connecting portion one end is connected with the coupled lens parts of described reception optical element, and the other end is connected with the coupled lens parts of described transmitting optics element.
5. optical element according to claim 4 is characterized in that, described connecting portion is web joint, offers some fixed orifices at described web joint.
6. optical module, comprise circuit board, it is characterized in that described optical module also comprises integral type optics element, described integral type optics element includes at least two separate optical elements, and a plurality of described separate optical elements are by the fixedly connected integral structure that forms of connecting portion.
7. optical module according to claim 6 is characterized in that, a plurality of described separate optical elements and described connecting portion adopt integral forming process one-body molded.
8. according to claim 6 or 7 described optical modules, it is characterized in that, described circuit board is provided with laser instrument and photodetector, described separate optical element is two, is respectively the reception optical element corresponding with described photodetector and the transmitting optics element corresponding with described laser instrument.
9. optical module according to claim 8, it is characterized in that, described reception optical element and described transmitting optics element have included optical interface and coupled lens parts, described connecting portion one end is connected with the coupled lens parts of described reception optical element, and the other end is connected with the coupled lens parts of described transmitting optics element.
10. optical module according to claim 9 is characterized in that, described connecting portion is web joint, offers some fixed orifices at described web joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320251286 CN203204202U (en) | 2013-05-10 | 2013-05-10 | Integrated optical element and optical module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320251286 CN203204202U (en) | 2013-05-10 | 2013-05-10 | Integrated optical element and optical module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203204202U true CN203204202U (en) | 2013-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320251286 Expired - Lifetime CN203204202U (en) | 2013-05-10 | 2013-05-10 | Integrated optical element and optical module |
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| Country | Link |
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| CN (1) | CN203204202U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153236A (en) * | 2016-03-04 | 2017-09-12 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| US10678003B2 (en) | 2016-03-04 | 2020-06-09 | Hisense Broadband Multimedia Technologies Co., Ltd. | Optical module |
-
2013
- 2013-05-10 CN CN 201320251286 patent/CN203204202U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153236A (en) * | 2016-03-04 | 2017-09-12 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| US10678003B2 (en) | 2016-03-04 | 2020-06-09 | Hisense Broadband Multimedia Technologies Co., Ltd. | Optical module |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |
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| CX01 | Expiry of patent term |