CN204906352U - Diffuse reflection photoelectric switch - Google Patents
Diffuse reflection photoelectric switch Download PDFInfo
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- CN204906352U CN204906352U CN201520688713.1U CN201520688713U CN204906352U CN 204906352 U CN204906352 U CN 204906352U CN 201520688713 U CN201520688713 U CN 201520688713U CN 204906352 U CN204906352 U CN 204906352U
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- type casing
- electric switch
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Abstract
The utility model discloses a diffuse reflection photoelectric switch, including the barrel -type casing, the periphery system of barrel -type casing has the metric thread tooth, has the protecgulum at the front end opening fixed mounting of barrel -type casing, and rear end opening fixed mounting has the back lid. Having the illuminator and being used for detecting the photic ware that the reflection return light was restrainted at the internally mounted of barrel -type casing, a protecgulum system is useful in the printing opacity mirror of transmission illuminator light beam and photic ware light beam. The diffuse reflection photoelectric switch is characterized in that outward appearance novelty, response speed are fast, waterproof, dustproof anti -interference, job stabilization, the return difference is little, the detecting accuracy is high, polarity protection, overcurrent protection etc.
Description
Technical field
The utility model relates to a kind of photoelectric sensor, and specifically one diffuses electric switch.
Background technology
Photoelectric sensor belongs to non-contact type detecting sensor, and its detecting distance is wider, and for the presence or absence, Distance geometry character etc. of inspected object, therefore it is widely used in industrial automation arrangement field.
Photoelectric sensor utilizes detected material blocking or reflecting light beam, by synchronization loop gating circuit, thus with presence or absence of inspected object.Object is not limited to metal, and the object of all energy reflection rays all can be detected.Input current is converted to light signal injection by photoelectric sensor on reflector, and receiver is again according to the power of light received or detect with or without to target object.
Existing photoelectric sensor by reflector, receiver and testing circuit three part form.Reflector aims at the mark transmitted beam, the light beam launched generally derives from semiconductor light sources, light-emitting diode, laser diode and infrared-emitting diode, light beam is launched incessantly, or change pulse duration, by pulse modulated light beam radiation intensity in the transmission through repeatedly selecting, indirectly do not run towards target.Receiver is made up of photodiode or phototriode, photocell, and before receiver, optical element is housed as lens and aperture etc., is testing circuit after it, and it can leach useful signal and this signal of application.In addition, triangle reflecting plate and optical fiber is also had in the structural detail of photoelectric sensor, triangle reflecting plate is well-set emitter, light beam is returned exactly from reflecting plate, it can change the angle of departure in the scope with optical axis 0 to 25, make light beam be almost from a line of departure, after reflection, or return from this root reflected ray.
Above-mentioned photoelectric sensor can detect the presence or absence, Distance geometry character etc. of object accurately, but structure is comparatively complicated, and lacks the setting of protective circuit; reliability is not high; useful life is large compared with short and volume, occupies more space, use inconvenience when use.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, and provides one to diffuse electric switch, has that structural design is simple, reliability is high, long service life, integrated level are high, the advantage of compact conformation.
The utility model solves the problems of the technologies described above adopted technical scheme: one diffuses electric switch, comprise barrel-type casing, the periphery of barrel-type casing is shaped with metric thread tooth, and be installed with protecgulum at the front opening of barrel-type casing, open rearward end is installed with bonnet.Be provided with photophore and the light-receiving device for detection of reflected light echo bundle in the inside of barrel-type casing, protecgulum is integrally shaped with the transmissive mirror for transmission emitter light beam and light-receiving device light beam.
For optimizing technique scheme, the utility model also comprises the technical scheme of following improvement.
The inner side of above-mentioned protecgulum is fixed with light source fixing part, and light source fixing part is shaped with the cavity holding photophore and light-receiving device, and photophore and light-receiving device are fixed on light source fixing part.
Be provided with the circuit control panel be electrically connected with photophore and light-receiving device in above-mentioned barrel-type casing, circuit control panel is fixedly connected with light source fixing part.
Above-mentioned circuit control panel is provided with working signal indicator light.The periphery of barrel-type casing is shaped with indicator lamp hole, is provided with the light-guiding pillar of being drawn by the light beam of working signal indicator light in indicator lamp hole.The surrounding of light-guiding pillar is provided with sealed silicon rubber cushion.
Above-mentioned barrel-type casing is shaped with adjustment hole, is provided with potentiometer adjustable column in adjustment hole.
Transmissive mirror on above-mentioned protecgulum is the darkviolet filter for filtering surround lighting.
Above-mentioned light source fixing part is shaped with the optical aperture for limiting photophore lighting angle.
Above-mentioned barrel-type casing is nickel plated copper pipe, and bonnet and barrel-type casing are tightly connected, and bonnet is shaped with the binding post wearing holding wire and power line.
The infrared-emitting diode of above-mentioned photophore to be emission wavelength be 800nm to 980nm.
Above-mentioned light-receiving device is infrared receiver triode.
Compared with prior art, the electric switch detecting distance that diffuses of the present utility model is 40CM and adjustable; Supply voltage is 10 to 30VDC; Light source optimal wavelength is the infrared LED of 880nm; Response time is less than 8.2ms; Can work under-15 DEG C to 55 DEG C ambient temperatures and 35 to 95% ambient humidities; There is novel appearance, fast response time, waterproof and dustproof be anti-interference, working stability, return difference are little, accuracy of detection is high, polarity protection, the feature such as overcurrent protection.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model embodiment.
Fig. 2 is that the A-A of Fig. 1 is to cutaway view.
Fig. 3 is the right view of Fig. 1.
Fig. 4 is the left view of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 4 shows that structural representation of the present utility model.
Reference numeral is wherein: barrel-type casing 1, metric thread tooth 1a, light-guiding pillar 11, potentiometer adjustable column 12, sealed silicon rubber cushion 13, protecgulum 2, transmissive mirror 21, bonnet 3, binding post 3a, light source fixing part 4, cavity 41, circuit control panel 5.
The one of the present embodiment diffuses electric switch, overall dimensions are 18mm and are metric thread type, it is a kind of transducer integrating photophore and light-receiving device, when having object to be detected through out-of-date, the light reflection of the q.s that optoelectronic switch photophore is launched by object to light-receiving device, so optoelectronic switch just creates switching signal.
The electric switch that diffuses of the present embodiment comprises barrel-type casing 1, and the periphery of barrel-type casing 1 is shaped with metric thread tooth 1a.Be installed with protecgulum 2 at the front opening of barrel-type casing 1, open rearward end is installed with bonnet 3.
Be provided with photophore and the light-receiving device for detection of reflected light echo bundle in the inside of barrel-type casing 1, protecgulum 2 is integrally shaped with the transmissive mirror 21 for transmission emitter light beam and light-receiving device light beam.
The inner side of protecgulum 2 is fixed with light source fixing part 4, and light source fixing part 4 is shaped with the cavity 41 holding photophore and light-receiving device, and photophore and light-receiving device are fixed on light source fixing part 4.
Be provided with the circuit control panel 5 be electrically connected with photophore and light-receiving device in barrel-type casing 1, circuit control panel 5 is fixedly connected with light source fixing part 4.
Circuit control panel 5 is provided with working signal indicator light.The periphery of barrel-type casing 1 is shaped with indicator lamp hole, is provided with the light-guiding pillar 11 of being drawn by the light beam of working signal indicator light, to show the signal output state of product in indicator lamp hole.
The surrounding of light-guiding pillar 11 is provided with sealed silicon rubber cushion 13, strengthens sealing property, improves useful life.
Barrel-type casing 1 is shaped with adjustment hole, is provided with potentiometer adjustable column 12 in adjustment hole.
Transmissive mirror 21 on protecgulum 2 is the darkviolet filter for filtering surround lighting, can effectively follow the surround lighting of other wavelength to the interference of light-receiving device by visible light.
Light source fixing part 4 is shaped with the optical aperture for limiting photophore lighting angle, and the light that photophore is sent is fan shape light beam.
Barrel-type casing 1 is nickel plated copper pipe, and bonnet 3 and barrel-type casing 1 are tightly connected, and bonnet 3 is shaped with the binding post 3a wearing holding wire and power line.
The infrared-emitting diode of photophore to be emission wavelength be 800nm to 980nm.Light-receiving device is infrared receiver triode.
The electric switch detecting distance that diffuses of the present embodiment is 40CM and adjustable; Supply voltage is 10 to 30VDC; Light source optimal wavelength is the infrared LED of 880nm; Response time is less than 8.2ms; Can work under-15 DEG C to 55 DEG C ambient temperatures and 35 to 95% ambient humidities; There is novel appearance, fast response time, waterproof and dustproof be anti-interference, working stability, return difference are little, accuracy of detection is high, polarity protection, the feature such as overcurrent protection.
Most preferred embodiment of the present utility model is illustrated, and the various change made by those of ordinary skill in the art or remodeling all can not depart from scope of the present utility model.
Claims (10)
1. the electric switch that diffuses, comprise barrel-type casing (1), it is characterized in that: the periphery of described barrel-type casing (1) is shaped with metric thread tooth (1a), be installed with protecgulum (2) at the front opening of barrel-type casing (1), open rearward end is installed with bonnet (3); Be provided with photophore and the light-receiving device for detection of reflected light echo bundle in the inside of described barrel-type casing (1), described protecgulum (2) is integrally shaped with the transmissive mirror (21) for transmission emitter light beam and light-receiving device light beam.
2. one according to claim 1 diffuses electric switch, it is characterized in that: the inner side of described protecgulum (2) is fixed with light source fixing part (4), described light source fixing part (4) is shaped with the cavity (41) holding photophore and light-receiving device, and described photophore and light-receiving device are fixed on light source fixing part (4).
3. one according to claim 2 diffuses electric switch, it is characterized in that: be provided with the circuit control panel (5) be electrically connected with photophore and light-receiving device in described barrel-type casing (1), described circuit control panel (5) is fixedly connected with light source fixing part (4).
4. one according to claim 3 diffuses electric switch, it is characterized in that: described circuit control panel (5) is provided with working signal indicator light; The periphery of described barrel-type casing (1) is shaped with indicator lamp hole, is provided with the light-guiding pillar (11) of being drawn by the light beam of working signal indicator light in described indicator lamp hole; The surrounding of described light-guiding pillar (11) is provided with sealed silicon rubber cushion (13).
5. one according to claim 4 diffuses electric switch, it is characterized in that: described barrel-type casing (1) is shaped with adjustment hole, is provided with potentiometer adjustable column (12) in described adjustment hole.
6. one according to claim 5 diffuses electric switch, it is characterized in that: the transmissive mirror (21) on described protecgulum (2) is the darkviolet filter for filtering surround lighting.
7. one according to claim 6 diffuses electric switch, it is characterized in that: described light source fixing part (4) is shaped with the optical aperture for limiting photophore lighting angle.
8. one according to claim 7 diffuses electric switch, it is characterized in that: described barrel-type casing (1) is nickel plated copper pipe, described bonnet (3) and barrel-type casing (1) are tightly connected, and bonnet (3) is shaped with the binding post (3a) wearing holding wire and power line.
9. one according to claim 8 diffuses electric switch, it is characterized in that: the infrared-emitting diode of described photophore to be emission wavelength be 800nm to 980nm.
10. one according to claim 9 diffuses electric switch, it is characterized in that: described light-receiving device is infrared receiver triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520688713.1U CN204906352U (en) | 2015-09-08 | 2015-09-08 | Diffuse reflection photoelectric switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520688713.1U CN204906352U (en) | 2015-09-08 | 2015-09-08 | Diffuse reflection photoelectric switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204906352U true CN204906352U (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520688713.1U Expired - Fee Related CN204906352U (en) | 2015-09-08 | 2015-09-08 | Diffuse reflection photoelectric switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204906352U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107483039A (en) * | 2017-08-16 | 2017-12-15 | 温州华侨电器有限公司 | A kind of U-shaped optoelectronic switch |
| CN107483037A (en) * | 2017-08-16 | 2017-12-15 | 温州晟荣工业自动化有限公司 | A kind of diffusing reflection formula optoelectronic switch |
| CN107483038A (en) * | 2017-08-16 | 2017-12-15 | 温州益禾电子科技有限公司 | A kind of diffusing reflection formula optoelectronic switch of flush type installation |
| CN108512541A (en) * | 2017-02-27 | 2018-09-07 | 欧姆龙株式会社 | Proximity sensor |
| CN110539492A (en) * | 2019-09-10 | 2019-12-06 | 无锡市交大增智增材制造技术研究院有限公司 | Automatic detection method for bad 3D printing sample |
-
2015
- 2015-09-08 CN CN201520688713.1U patent/CN204906352U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512541A (en) * | 2017-02-27 | 2018-09-07 | 欧姆龙株式会社 | Proximity sensor |
| CN107483039A (en) * | 2017-08-16 | 2017-12-15 | 温州华侨电器有限公司 | A kind of U-shaped optoelectronic switch |
| CN107483037A (en) * | 2017-08-16 | 2017-12-15 | 温州晟荣工业自动化有限公司 | A kind of diffusing reflection formula optoelectronic switch |
| CN107483038A (en) * | 2017-08-16 | 2017-12-15 | 温州益禾电子科技有限公司 | A kind of diffusing reflection formula optoelectronic switch of flush type installation |
| CN107483037B (en) * | 2017-08-16 | 2020-05-05 | 温州晟荣工业自动化有限公司 | Diffuse reflection type photoelectric switch |
| CN107483038B (en) * | 2017-08-16 | 2020-06-23 | 温州益禾电子科技有限公司 | Embedded mounted diffuse reflection type photoelectric switch |
| CN110539492A (en) * | 2019-09-10 | 2019-12-06 | 无锡市交大增智增材制造技术研究院有限公司 | Automatic detection method for bad 3D printing sample |
| CN110539492B (en) * | 2019-09-10 | 2021-09-14 | 无锡市交大增智增材制造技术研究院有限公司 | Automatic detection method for bad 3D printing sample |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cao Jianbo Inventor after: Chen Cong Inventor before: Chen Cong |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160120 Address after: 315514, Ningbo, Zhejiang province Fenghua Jiangkou Street Square Bridge Industrial Zone Hengfeng Road West End Patentee after: NINGBO XINGYU AURORA SENSING CO.,LTD. Address before: 315514, Ningbo, Zhejiang province Fenghua Jiangkou Street Square Bridge Industrial Zone Hengfeng Road West End Patentee before: Mao Weifang |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170728 Address after: 315514, Zhejiang, Ningbo province Fenghua District Jiangkou Street Square Bridge Industrial Zone Hengfeng Road West End Patentee after: XINGYU ELECTRON (NINGBO) CO.,LTD. Address before: 315514, Ningbo, Zhejiang province Fenghua Jiangkou Street Square Bridge Industrial Zone Hengfeng Road West End Patentee before: NINGBO XINGYU AURORA SENSING CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 |