CN102062879A - Photo interrupter - Google Patents
Photo interrupter Download PDFInfo
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- CN102062879A CN102062879A CN2009102252186A CN200910225218A CN102062879A CN 102062879 A CN102062879 A CN 102062879A CN 2009102252186 A CN2009102252186 A CN 2009102252186A CN 200910225218 A CN200910225218 A CN 200910225218A CN 102062879 A CN102062879 A CN 102062879A
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- photo interrupter
- conducting bracket
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Abstract
The invention relates to a photo interrupter for detecting the state for a passing object. The photo interrupter comprises the following parts: a light emitting assembly, a light receiving assembly, a base, a first electric conducting bracket, and a second electric conducting bracket, wherein the light emitting assembly is used for emitting ray; and the light receiving assembly is used for receiving ray and transmitting a signal; the base is provided with a first frame body for containing the light emitting assembly and a second frame body for containing the light receiving assembly, and a channel is arranged between a first frame body and a second frame body to enable an object to pass axially; the first electric conducting bracket is arranged in the first frame body and is coupled with the light emitting assembly; the first electric conducting bracket is provided with a first electric conducting part and a second electric conducting part, and is respectively extended with the first frame body axially in a reversal direction; the second electric conducting bracket is arranged in the second frame body and is coupled with the light receiving assembly; and the second electric conducting bracket is provided with a third electric conducting part and a fourth electric conducting part which respectively extend out of the second frame body reversely and axially.
Description
Technical field
The invention relates to a kind of photoelectric subassembly, and particularly relevant for a kind of Photo Interrupter.
Background technology
The existing Photo Interrupter (Photo interrupter) that is applied in consumption electronic products has the trend of miniaturization, to be applied to portable electronic devices (in miniaturization consumption electronic products such as camera, mobile phone).
In the process of miniaturization, traditional plug-in type processing procedure certainly will be subjected to technical harsh challenge, and how to accomplish that miniaturization is the target of each family's competition development.
The more common practice is all and uses the mode of printed circuit board (PCB) to make at present, comprises printed circuit board (PCB) is placed the below and places the both sides dual mode.But this dual mode all has very big shortcoming.At first, the restriction that the thickness of printed circuit board (PCB) is relative the height of assembly; Therefore this kind processing procedure can't be further developed into customizing products.In addition, in the sky earlier, the printed circuit board (PCB) tin absorbing property is not fine, and when high-precision application, the bad assembly that very easily causes of tin of eating of printed circuit board (PCB) tilts, and causes fault.
In view of this, the miniaturization Photo Interrupter also has many places that need improvement.
Summary of the invention
Therefore, the objective of the invention is a kind of Photo Interrupter of improvement is being provided.
According to the purpose of the invention described above, a kind of Photo Interrupter is provided, be used to detect the state that an object passes through, Photo Interrupter comprises following part.One luminescence component is used to send a light.One optical fiber receive module is used to receive light and sends a signal.One pedestal has first framework of a ccontaining luminescence component and second framework of a ccontaining optical fiber receive module, defines a passage between first framework and second framework and axially passes through with one for object.Light can be in regular turn by one second opening of one first opening, passage and second framework of first framework and received by optical fiber receive module.Can block light during by passage when object and arrive optical fiber receive module.One first conducting bracket is arranged in first framework and with luminescence component and couples.First conducting bracket has one first conductive part and one second conductive part, and axially oppositely to extend first framework respectively.One second conducting bracket is arranged in second framework and with optical fiber receive module and couples.Second conducting bracket has one the 3rd conductive part and one the 4th conductive part, axially oppositely to extend second framework respectively.
According to one embodiment of the invention, pedestal also comprises the connecting portion of connection first framework and second framework, and connecting portion, first framework and second framework define this passage jointly.
According to another embodiment of the present invention, Photo Interrupter also comprises one first colloid and one second colloid, be filled in respectively within first framework and second framework, and difference sealed light emitting assembly and optical fiber receive module.
According to another embodiment of the present invention, first colloid and second colloidal materials are to be selected from following group respectively: epoxy resin, methyl rubber, methyl resin, phenyl ring rubber, phenyl ring resin, organic sex change silica gel and combination thereof.
According to another embodiment of the present invention, first conducting bracket and second conducting bracket are parallel to each other.
According to another embodiment of the present invention, first opening and second opening are in alignment with each other.
According to another embodiment of the present invention, first conductive part of first conducting bracket and second conductive part are exposed to the 3rd conductive part of the outer part of first framework and second conducting bracket and the 4th conductive part and are exposed to the outer part of this second framework and have right angle bending respectively.
According to another embodiment of the present invention, each end that first conducting bracket and second conducting bracket are exposed to outside first framework and second framework all is positioned at same plane, and each end trims a bottom surface of parallel pedestal to form a surface adhering pin type.
According to another embodiment of the present invention, surface adhering pin type comprises symmetrical pin position encapsulation (Dual ln-line Package; DIP) pin type.
According to another embodiment of the present invention, base material is to be selected from following group: poly-terephthalate p-phenylenediamine (PPD), high temperature resistant nylon, liquid crystalline resin, polyphthalamide, plastics and combination thereof.
From the above, use Photo Interrupter structural design of the present invention, can be with the dimension reduction of Photo Interrupter to littler, and can avoid eating the bad and situation that causes assembly to tilt of tin.
Description of drawings
For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, appended the description of the drawings is as follows:
Fig. 1 is a kind of Photo Interrupter that illustrates according to a preferred embodiment of the present invention;
Fig. 2 illustrates the sectional view of the Photo Interrupter of Fig. 1 along A-A ';
Fig. 3 is a kind of Photo Interrupter that illustrates according to another preferred embodiment of the present invention; And
Fig. 4 is a kind of Photo Interrupter that illustrates according to the another preferred embodiment of the present invention.
[primary clustering symbol description]
100: 108: the first openings of Photo Interrupter
101: 109: the second openings of pedestal
101a: 110: the first conducting brackets of connecting portion
102: luminescence component 110a: first conductive part
103: the first framework 110b: second conductive part
104: 111: the second conducting brackets of optical fiber receive module
105: the second framework 111a: the 3rd conductive part
106: passage 111b: the 4th conductive part
107: axial 112: the first colloids
113: the second colloids
Embodiment
As mentioned above, the present invention provides a kind of miniaturization Photo Interrupter, by not using printed circuit board (PCB), and uses two-layer colloid directly to encapsulate light emission component and optical fiber receive module, so that the volume energy of Photo Interrupter tapers to is minimum.
Please refer to Fig. 1 and Fig. 2, it illustrates a kind of Photo Interrupter according to a preferred embodiment of the present invention Fig. 1.Fig. 2 illustrates the sectional view of the Photo Interrupter of Fig. 1 along A-A '.It is mainly used to Photo Interrupter 100 detect the state that an object (figure does not show) passes through, and Photo Interrupter 100 comprises a pedestal 101, and this pedestal 101 has first framework 103 of a ccontaining luminescence component 102 and second framework 105 of a ccontaining optical fiber receive module 104.First framework 103 and second framework 105 define a path 10 6, pass through with one axial 107 for this object, and axial direction does not exceed with this embodiment direction, can also the opposite shaft orientation direction pass through.Luminescence component 102 sends a light, and its light can be in regular turn received by this optical fiber receive module 104 by one second opening 109 of one first opening 108 of first framework 103 and second framework 105, and optical fiber receive module 104 is after receiving light and send a signal.
Please continue with reference to Fig. 1 and Fig. 2, one first conducting bracket 110 is arranged in first framework 103 and with luminescence component 102 and couples, and first conducting bracket 110 has with this and axial 107 oppositely extends the one first conductive part 110a and the one second conductive part 110b of this first framework 103 respectively.One second conducting bracket 111 is arranged in this second framework 105 and with optical fiber receive module 104 and couples, and second conducting bracket 111 has with this and axial 107 oppositely extends one the 3rd conductive part 111a and one the 4th conductive part 111b of second framework 105 respectively.
The first conductive part 110a and the second conductive part 110b, the 3rd conductive part 111a and the 4th conductive part 111b, luminescence component 102 and optical fiber receive module 104, and mat one first colloid 112 and one second colloid 113 are with the encapsulation said modules.Further specify, first colloid, 112 sealed light emitting assemblies 102 seal these optical fiber receive modules 104 in an inside of second framework 105 in the inside and second colloid 113 of first framework 103.What must illustrate is that first colloid 112 and second colloid, 113 materials are to be selected from following group: epoxy resin, methyl rubber, methyl resin, phenyl ring rubber, phenyl ring resin, organic sex change silica gel and combination thereof, but not as limit.
The first conductive part 110a and the second conductive part 110b (being electrically insulated) separated from one another, and the 3rd conductive part 111a and one the 4th conductive part 111b (being electrically insulated) separated from one another.
In this embodiment, the first conductive part 110a and the second conductive part 110b, the 3rd conductive part 111a and one the 4th conductive part 111b are positioned at same plane, and the part that first conducting bracket 110 is positioned at first colloid 112 and 110 also roughly is positioned at same plane.In addition, the first conductive part 110a and the 3rd conductive part 111a are parallel to each other and the second conductive part 110b and the 4th conductive part 111b also are parallel to each other in axial 107 bearing of trends.
Please refer to Fig. 3,4, it illustrates the Photo Interrupter according to the other preferred embodiment of the present invention.The embodiment difference of Fig. 3,4 embodiment and above-mentioned Fig. 1 only is the shape of conducting bracket.
In Fig. 3, conducting bracket is the surface adhering pin type support (DIP of symmetrical pin position encapsulation, Dual In-line Package) type, its characteristics are that the part that each conductive part 110a, 110b, 111a and 111b are exposed to pedestal 101 all has right angle bending 112, and all ends 113 of conducting bracket all are positioned at same plane, and away from the bottom surface 114 of pedestal 101 to form a DIP pin type.
In Fig. 4, conducting bracket is SMD (Surface Mounting Device) pin type, its characteristics are that each conductive part 110a, 110b, 111a and 111b are exposed to pedestal 101 outer parts and have right angle bending 115, and all ends 116 of conducting bracket all are positioned at same plane, and trim the bottom surface 117 of pedestal 101.
By the invention described above preferred embodiment as can be known, use Photo Interrupter structural design of the present invention, can be with the dimension reduction of Photo Interrupter to littler, and can avoid eating the bad and situation that causes assembly to tilt of tin.
Though the present invention discloses as above with embodiment; right its is not in order to qualification the present invention, any person skilled in the art, without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking the scope that claims define.
Claims (10)
1. a Photo Interrupter is characterized in that, is used to detect the state that an object passes through, and this Photo Interrupter comprises at least:
One luminescence component is used to send a light;
One optical fiber receive module is used to receive this light and sends a signal;
One pedestal, have first framework of ccontaining this luminescence component and second framework of ccontaining this optical fiber receive module, defining a passage between this first framework and this second framework axially passes through with one for this object, wherein this light can be in regular turn by this first framework one first opening, this passage and this second framework one second opening and received by this optical fiber receive module, can block this light when this object during by this passage and arrive this optical fiber receive module;
One first conducting bracket is arranged in this first framework and with this luminescence component and couples, and this first conducting bracket has one first conductive part and one second conductive part, axially oppositely extends this first framework respectively with this; And
One second conducting bracket is arranged in this second framework and with this optical fiber receive module and couples, and second conducting bracket has one the 3rd conductive part and one the 4th conductive part, axially oppositely extends this second framework respectively with this.
2. Photo Interrupter according to claim 1 is characterized in that, this pedestal also comprises the connecting portion of this first framework of connection and this second framework, and this connecting portion, this first framework and this second framework define this passage jointly.
3. Photo Interrupter according to claim 1 is characterized in that, also comprises one first colloid and one second colloid, is filled in respectively within this first framework and this second framework, and seals this luminescence component and this optical fiber receive module respectively.
4. Photo Interrupter according to claim 3 is characterized in that, this first colloid and this second colloidal materials are to be selected from following group respectively: epoxy resin, methyl rubber, methyl resin, phenyl ring rubber, phenyl ring resin, organic sex change silica gel and combination thereof.
5. Photo Interrupter according to claim 1 is characterized in that, this first conducting bracket and this second conducting bracket are parallel to each other.
6. Photo Interrupter according to claim 1 is characterized in that, this first opening and this second opening are in alignment with each other.
7. Photo Interrupter according to claim 1, it is characterized in that this first conductive part of this first conducting bracket and this second conductive part are exposed to the 3rd conductive part of the outer part of this first framework and this second conducting bracket and the 4th conductive part and are exposed to the outer part of this second framework and have right angle bending respectively.
8. Photo Interrupter according to claim 1, it is characterized in that, each end that this first conducting bracket and this second conducting bracket are exposed to outside this first framework and this second framework all is positioned at same plane, and this each end trims a bottom surface of parallel this pedestal to form a surface adhering pin type.
9. Photo Interrupter according to claim 8 is characterized in that, this surface adhering pin type comprises symmetrical pin position encapsulation pin type.
10. Photo Interrupter according to claim 1 is characterized in that, this base material is to be selected from following group: poly-terephthalate p-phenylenediamine (PPD), high temperature resistant nylon, liquid crystalline resin, polyphthalamide, plastics and combination thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102252186A CN102062879A (en) | 2009-11-16 | 2009-11-16 | Photo interrupter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102252186A CN102062879A (en) | 2009-11-16 | 2009-11-16 | Photo interrupter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102062879A true CN102062879A (en) | 2011-05-18 |
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ID=43998239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102252186A Pending CN102062879A (en) | 2009-11-16 | 2009-11-16 | Photo interrupter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102062879A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006860A1 (en) * | 2016-07-07 | 2018-01-11 | 亿光电子工业股份有限公司 | Photo-interruption device and manufacturing method therefor |
| CN108682671A (en) * | 2014-01-20 | 2018-10-19 | 亿光电子工业股份有限公司 | Photo interrupter |
-
2009
- 2009-11-16 CN CN2009102252186A patent/CN102062879A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682671A (en) * | 2014-01-20 | 2018-10-19 | 亿光电子工业股份有限公司 | Photo interrupter |
| WO2018006860A1 (en) * | 2016-07-07 | 2018-01-11 | 亿光电子工业股份有限公司 | Photo-interruption device and manufacturing method therefor |
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Application publication date: 20110518 |