CN107483039A - A kind of U-shaped optoelectronic switch - Google Patents
A kind of U-shaped optoelectronic switch Download PDFInfo
- Publication number
- CN107483039A CN107483039A CN201710701542.5A CN201710701542A CN107483039A CN 107483039 A CN107483039 A CN 107483039A CN 201710701542 A CN201710701542 A CN 201710701542A CN 107483039 A CN107483039 A CN 107483039A
- Authority
- CN
- China
- Prior art keywords
- infrared
- optoelectronic switch
- window
- infrared receiving
- slide rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector
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- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The invention discloses a kind of U-shaped optoelectronic switch, including U-shaped housing, infrared emission window is provided with housing, infrared receiving window, circuit board and circuit element, circuit element includes the infrared transmitting circuit and infrared receiving circuit to match, U-shaped housing is provided with corresponding infrared emission window and infrared receiving window in two-arm, two facies medialis brachii edges are respectively equipped with slide rail, slide rail length is longer than the length of the infrared emission window and infrared receiving window, and the covering infrared emission window and infrared receiving window, slide rail upper and lower part is equipped with the slide cover to match, slide cover is formed for light tight material, track of sliding track face uniform intervals are provided with through hole, slide cover both ends are provided with aperture, locating dowel is connected with through hole, locating dowel is longer than through hole hole length, positioning column section is less than orifice cross sectional.
Description
Technical field
The present invention relates to optoelectronic switch, more particularly to a kind of U-shaped optoelectronic switch.
Background technology
Its transmitter of U-shaped optoelectronic switch and receiver are located at the both sides of U-type groove respectively, form an optical axis, work as detected material
When body is by U-type groove and blocking optical axis, optoelectronic switch just generates the on-off model detected.U-shaped optoelectronic switch is used for
Detection changes at a high speed, differentiates transparent with translucent object, and it is fast, strong antijamming capability excellent to possess high sensitivity, reaction time
Point, therefore camera lens easily receives the influence of organic dust etc. during long-term use, and scattering or shading occurs, influences using effect.
Simultaneously because its high sensitivity, the reaction time is fast, easily causes the false touch phenomenon outside detection object.
In actual use, mounting and adjusting often is carried out to U-shaped optoelectronic switch according to different detected materials, having to this to adjust
Whole optoelectronic switch two-arm spacing lacks and can existed according to detected material position to adapt to the patented invention of different detected material width
The patented invention of optoelectronic switch is not adjusted on the premise of the moving photoconductor position of the switch.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of U-shaped optoelectronic switch proposed.
To achieve these goals, present invention employs following technical scheme：A kind of U-shaped optoelectronic switch, including U-shaped shell
Body, housing is interior to be provided with infrared emission window, infrared receiving window, circuit board and circuit element, and the circuit element includes what is matched
Infrared transmitting circuit and infrared receiving circuit, the U-shaped housing are provided with corresponding infrared emission window and infrared receiver in two-arm
Window, the infrared emission window and infrared receiving window surface are the filter through infrared light filtering natural light, described infrared
Infrared transmitting tube is provided with emitter window, is connected with infrared transmitting circuit, infrared receiving tube is provided with infrared receiving window, is connect with infrared
Receive circuit to be connected, the two facies medialis brachiis edge is respectively equipped with slide rail, and the slide rail length is longer than the infrared emission window and red
The outer length for receiving window, and the covering infrared emission window and infrared receiving window, the slide rail upper and lower part are equipped with phase
The slide cover matched somebody with somebody, the slide cover are formed for light tight material, and track of sliding track face uniform intervals are provided with through hole, described
Slide cover both ends are provided with aperture, and locating dowel is connected with the through hole, and the locating dowel is longer than through hole hole length, the locating dowel
Section is less than orifice cross sectional.
Preferably, the slide rail both ends are equipped with position limiting structure.
Preferably, the position limiting structure is limited post, the limited post both ends through hole phase with slide rail end both sides respectively
Even, the through hole of slide rail end both sides is closed.
Preferably, the light tight material is black plastic.
Preferably, convex lens are equipped with before the infrared transmitting tube and infrared receiving tube, the infrared transmitting tube and infrared
Reception pipe is located in the focus of convex lens.
A kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that described through infrared light filtering nature
The filter of light is black infrared fileter.
A kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that the U-shaped housing is plastic casing.
Preferably, the length of the slide cover is the half of infrared emission window and infrared receiving window length.
Preferably, the slide rail length is 2/3rds of two-arm brachium.
The beneficial effects of the invention are as follows：
1）False touch rate is effectively reduced, amplifies light path by convex lens, reduces the U-shaped photoelectricity of other object false touch light paths initiation
Switch opening and closing；
2）Applicability is extensive, and slide cover can adjust accordingly according to detected material, to match detected material size；
3）Simple operation, adjustment light path need not open switch to infrared emission end and infrared receiver end, be adjusted by slide cover
Light path, then positioned by locating dowel, the adjustment of contrast Traditional photovoltaic switch, operation is more convenient time saving.
Brief description of the drawings
Fig. 1 is a kind of structural representation of U-shaped optoelectronic switch proposed by the present invention.
Fig. 2 is a kind of side structure schematic diagram of U-shaped optoelectronic switch slide cover proposed by the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
Reference picture 1-2, a kind of U-shaped optoelectronic switch, including U-shaped housing, housing is interior to be provided with infrared emission window, infrared receiver
Window, circuit board and circuit element, the circuit element include the infrared transmitting circuit and infrared receiving circuit to match, the U
Shell body is provided with corresponding infrared emission window and infrared receiving window 3, the infrared emission window and infrared receiving window 3 in two-arm 1
Surface is the filter through infrared light filtering natural light, is provided with infrared transmitting tube in the infrared emission window, and infrared
Radiating circuit is connected, and is provided with infrared receiving tube in infrared receiving window 3, is connected with infrared receiving circuit, the medial surface side of two-arm 1
Edge is respectively equipped with slide rail 4, and the length of slide rail 4 is longer than the length of the infrared emission window and infrared receiving window 3, and described in covering
Infrared emission window and infrared receiving window 3, the upper and lower part of slide rail 4 are equipped with the slide cover 2 to match, the slide lid
Plate 2 is formed for light tight material, and the orbital plane uniform intervals of slide rail 4 are provided with through hole 5, and the both ends of slide cover 2 are provided with small
Hole 6, locating dowel is connected with the through hole 5, the locating dowel is longer than the hole of through hole 5 length, and the positioning column section is cut less than aperture 6
Face.
A kind of U-shaped optoelectronic switch, track of sliding track face through hole side order are labeled with accordingly numbering, and the corresponding numbering is used
In helping technical staff quickly to adjust the U-shaped optoelectronic switch, when being adjusted to detected material, according to 2 liang of slide cover in two-arm 1
Numbered corresponding to side, adjust U-shaped optoelectronic switch, you can complete detection adjustment of multiple U-shaped optoelectronic switches to same detected material.
A kind of U-shaped optoelectronic switch, the both ends of slide rail 4 are equipped with position limiting structure, and the position limiting structure is limited post, described
Through hole 5 of the limited post both ends respectively with the end both sides of slide rail 4 is connected, and closes the through hole 5 of the end both sides of slide rail 4.
A kind of U-shaped optoelectronic switch, the position limiting structure are projection of the medial surface of two-arm 1 in the end of slide rail 5.To slide cover
2 play barrier effect, prevent slide cover 2 from deviating from when adjusting mobile from the end of slide rail 4.
A kind of U-shaped optoelectronic switch, the locating dowel end are covered with external screw thread, and the interior spiral shell to match is covered with the aperture
Line.Fixation of the locating dowel to slide cover 2 is strengthened, ensures the positioning of slide cover 2 during long-term use after debugging
Stability.
A kind of U-shaped optoelectronic switch, the light tight material are black plastic.
A kind of U-shaped optoelectronic switch, the infrared transmitting tube are infrarede emitting diode, and the infrared receiving tube is photosensitive three
Pole pipe.
A kind of U-shaped optoelectronic switch, convex lens, the infrared emission are equipped with before the infrared transmitting tube and infrared receiving tube
Pipe and infrared receiving tube are located in the focus of convex lens.
A kind of U-shaped optoelectronic switch, the filter that natural light is filtered through infrared light is black infrared fileter.It is red
Outer optical filter passes through the interference through infrared light filtering natural light reduction veiling glare and ambient light.
A kind of U-shaped optoelectronic switch, the U-shaped housing are plastic casing, have good electrical insulating property, suitable for a variety of rings
Border, the plastic casing material are ABS engineering plastics.
A kind of U-shaped optoelectronic switch, the length of the slide cover 2 are the two of infrared emission window and the length of infrared receiving window 3
/ mono-.
A kind of U-shaped optoelectronic switch, the length of slide rail 4 are 2/3rds of the brachium of two-arm 1.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (9)
1. a kind of U-shaped optoelectronic switch, including U-shaped housing, housing is interior to be provided with infrared emission window, infrared receiving window, circuit board and electricity
Circuit component, the circuit element include the infrared transmitting circuit and infrared receiving circuit to match, it is characterised in that described U-shaped
Housing is provided with corresponding infrared emission window and infrared receiving window (3), the infrared emission window and infrared receiving window in two-arm (1)
(3) surface is the filter through infrared light filtering natural light, is provided with infrared transmitting tube in the infrared emission window, and red
Outer radiating circuit is connected, and is provided with infrared receiving tube in infrared receiving window (3), is connected with infrared receiving circuit, in the two-arm (1)
Lateral edge is respectively equipped with slide rail (4), and slide rail (4) length is longer than the length of the infrared emission window and infrared receiving window (3)
Degree, and the covering infrared emission window and infrared receiving window (3), slide rail (4) upper and lower part are equipped with the cunning to match
Dynamic cover plate (2), the slide cover (2) are formed for light tight material, and slide rail (4) the orbital plane uniform intervals are provided with through hole
(5), slide cover (2) both ends are provided with aperture (6), are connected with locating dowel in the through hole (5), the locating dowel is longer than logical
Hole (5) hole is grown, and the positioning column section is less than aperture (6) section.
2. a kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that slide rail (4) both ends are all provided with limited location
Structure.
3. a kind of U-shaped optoelectronic switch according to claim 2, it is characterised in that the position limiting structure is limited post, described
Through hole (5) of the limited post both ends respectively with slide rail (4) end both sides is connected, and closes the through hole of the slide rail (4) end both sides
(5)。
4. a kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that the light tight material is black plastic.
5. a kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that the infrared transmitting tube and infrared receiver
Convex lens are equipped with before pipe, the infrared transmitting tube and infrared receiving tube are located in the focus of convex lens.
6. a kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that described through infrared light filtering natural light
Filter be black infrared fileter.
7. a kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that the U-shaped housing is plastic casing.
8. a kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that the length of the slide cover (2) is red
The half of outer emitter window and infrared receiving window (3) length.
9. a kind of U-shaped optoelectronic switch according to claim 1, it is characterised in that slide rail (4) length is two-arm (1)
2/3rds of brachium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710701542.5A CN107483039A (en) | 2017-08-16 | 2017-08-16 | A kind of U-shaped optoelectronic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710701542.5A CN107483039A (en) | 2017-08-16 | 2017-08-16 | A kind of U-shaped optoelectronic switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107483039A true CN107483039A (en) | 2017-12-15 |
Family
ID=60600458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710701542.5A Withdrawn CN107483039A (en) | 2017-08-16 | 2017-08-16 | A kind of U-shaped optoelectronic switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107483039A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013150158A (en) * | 2012-01-19 | 2013-08-01 | Azbil Corp | Photoelectric switch and sensitivity adjustment method |
| CN103744122A (en) * | 2013-12-17 | 2014-04-23 | 上海兰宝传感科技股份有限公司 | Zero-blind-spot diffuse reflection type photoelectric sensor |
| CN203632637U (en) * | 2013-11-05 | 2014-06-04 | 杭州优迈科技有限公司 | Anti-interference photoelectric switch |
| CN105141299A (en) * | 2015-08-07 | 2015-12-09 | 中国建材国际工程集团有限公司 | Photoelectric switch installation adjusting system |
| CN204906352U (en) * | 2015-09-08 | 2015-12-23 | 毛维芳 | Diffuse reflection photoelectric switch |
-
2017
- 2017-08-16 CN CN201710701542.5A patent/CN107483039A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013150158A (en) * | 2012-01-19 | 2013-08-01 | Azbil Corp | Photoelectric switch and sensitivity adjustment method |
| CN203632637U (en) * | 2013-11-05 | 2014-06-04 | 杭州优迈科技有限公司 | Anti-interference photoelectric switch |
| CN103744122A (en) * | 2013-12-17 | 2014-04-23 | 上海兰宝传感科技股份有限公司 | Zero-blind-spot diffuse reflection type photoelectric sensor |
| CN105141299A (en) * | 2015-08-07 | 2015-12-09 | 中国建材国际工程集团有限公司 | Photoelectric switch installation adjusting system |
| CN204906352U (en) * | 2015-09-08 | 2015-12-23 | 毛维芳 | Diffuse reflection photoelectric switch |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171215 |