CN210923947U - Diffuse reflection photoelectric sensor device with background shielding function - Google Patents
Diffuse reflection photoelectric sensor device with background shielding function Download PDFInfo
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- CN210923947U CN210923947U CN201921626116.0U CN201921626116U CN210923947U CN 210923947 U CN210923947 U CN 210923947U CN 201921626116 U CN201921626116 U CN 201921626116U CN 210923947 U CN210923947 U CN 210923947U
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Abstract
The utility model provides a diffuse reflection photoelectric sensor device with background shielding, which comprises a cable, a shell, an adjusting device, a cable port arranged at the rear end of the shell, a cover arranged on the side surface of the shell, a transmitting tube and a receiving tube arranged inside the shell, a circuit board, a transmitting lens and a receiving lens; the cable mouth has worn the cable, the cable is connected the circuit board, the circuit board is connected respectively the launching tube with the receiver tube, the window has been seted up and transparent plastic cover is provided with to the front end of casing, the launching tube passes through window emission light, with the receiver tube passes through the light of window receipt transmission, transmitting lens sets up the place ahead of launching tube, the launching tube sends light and through transmitting lens's refraction, shines the testee. The angle of the receiver is adjusted by a simple and easy-to-use mechanical adjusting device, so that the angle of reflected light of the receiver is changed.
Description
Technical Field
The utility model relates to a photoelectric sensor specifically relates to a diffuse reflection photoelectric sensor device with background shields.
Background
The diffuse reflection photoelectric sensor utilizes the reflection principle of light, when a transmitting tube of the photoelectric sensor emits light beams, the light beams are reflected back to a receiving tube of the photoelectric sensor by a detected object in front, and a photosensitive device of the receiving tube is triggered, so that the output of a photoelectric switch is switched on. The detection distance, accuracy and sensitivity of the diffuse reflection photoelectric sensor are greatly related to the color and environment of the detected object, the darker the color of the detected object is, the closer the detection distance is, and conversely, the brighter the color is, the farther the detection distance is, when the color of the background of the detected object is brighter than that of the detected object, the missed detection, false detection or even no detection occurs.
The conventional photoelectric sensor is used for adjusting the sensitivity of an object to be detected by adjusting a potential signal of a slide rheostat, but the photoelectric sensor can be used under the condition that the object to be detected has the same color or the background color is far away from the object to be detected, the detection distance is different under the condition that the colors are different, in practical application, the colors of the object to be detected are various in many cases, or the object to be detected is dark in color, bright in background and close in distance, and at the moment, the conventional photoelectric switch cannot be used.
Disclosure of Invention
In order to solve the deficiencies of the prior art, the utility model aims at providing a diffuse reflection photoelectric sensor device with background shielding, it is provided with simple easy-to-use mechanical type adjusting device, through the angle of adjusting the receiver, can realize the processing to the reverberation, makes factors such as the colour of light, luminance do not influence the reaction of receiver.
Specifically, the utility model provides a diffuse reflection photoelectric sensor device with background shielding, it includes cable, casing, adjusting device, sets up the cable mouth in the casing rear end, sets up the covering of casing side, sets up the transmitting tube and the receiving tube of casing inside, circuit board, transmitting lens and receiving lens;
a cable is arranged at the cable port and is connected with the circuit board, the circuit board is respectively connected with the transmitting tube and the receiving tube,
the front end of the shell is provided with a window and a transparent plastic cover, the transmitting tube transmits light through the window, the receiving tube receives the transmitted light through the window,
the transmitting lens is arranged in front of the transmitting tube, the transmitting tube emits light to irradiate the object to be detected through the refraction of the transmitting lens, the light emitted by the transmitting tube is reflected to the receiving tube through the transmitting action returning device of the object to be detected and the refraction of the receiving lens to detect the object to be detected,
the utility model discloses a lens, including casing, receiving lens, adjusting device, mechanical adjustment button, adjusting device top, the casing is inside to be provided with the gliding spout of confession receiving lens, receiving lens with adjusting device fixed connection, the adjusting device top is provided with mechanical adjustment button, mechanical adjustment button sets up the outside of casing, mechanical adjustment button connects adjusting device, adjusting device can for the casing reciprocates to the drive receives lens and reciprocates, adjusts the angle of the reverberation of receiving lens.
Preferably, the housing is a plastic housing.
Preferably, a threaded hole is formed above the shell, the adjusting device is a bolt, and the adjusting device can be screwed into the threaded hole and can move up and down relative to the shell through the screwing depth.
Preferably, the circuit board comprises a power supply unit, a microcontroller and a communication unit, wherein the power supply unit is used for obtaining external electric energy, and the microcontroller is respectively connected with the generating tube, the receiving tube and the communication unit.
Preferably, the receiving tube and the transmitting tube are arranged in parallel up and down.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a diffuse reflection photoelectric sensor device with background shielding, it is provided with simple easy-to-use mechanical type adjusting device, adjusts the angle of receiver, realizes the change of the angle of receiver reverberation, and the receiver can only receive the detection object that is less than the reflection angle distance, can't detect when being greater than this distance, receives the change of lens position, and the detection distance is apart from also can corresponding change.
Drawings
Fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a schematic view of the exploded structure of the present invention;
fig. 3 is a schematic diagram of the adjustment of the present invention.
Detailed Description
Exemplary embodiments, features and aspects of the present invention will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
Specifically, the utility model provides a diffuse reflection photoelectric sensor device with background shielding, as shown in fig. 1 to 3, it includes cable 10, casing 1, adjusting device 3, set up the cable mouth in the casing rear end, set up the covering 2 of casing side, set up transmitting tube 6 and receiver tube 5 inside casing 1, circuit board 4, transmitting lens 8 and receiver lens 7;
a cable 10 penetrates through the cable port, the cable 10 is connected with the circuit board 4, the circuit board 4 is respectively connected with the transmitting tube 6 and the receiving tube 5,
the front end of the shell 1 is provided with a window and a transparent plastic cover 9, the transmitting tube 6 transmits light through the window, the receiving tube 5 receives the transmitted light through the window,
the transmitting lens 8 is arranged in front of the transmitting tube 6, the transmitting tube 6 emits light to irradiate the object to be measured through the refraction of the transmitting lens 8, the light transmitted by the transmitting tube 6 returns to the device through the transmitting action of the object to be measured and is emitted to the receiving tube 5 through the refraction of the receiving lens 7 to detect the object to be measured,
the utility model discloses a solar energy collecting device, including casing 1, receiving lens 7, adjusting device 3, mechanical adjustment button, adjusting device 3 top is provided with mechanical adjustment button, mechanical adjustment button sets up the outside of casing 1, mechanical adjustment button connects adjusting device 3, adjusting device 3 can for casing 1 reciprocates to it reciprocates to drive receiving lens 7, adjusts the angle of the reverberation of receiving lens 7.
Preferably, the housing 1 is a plastic housing.
Preferably, a threaded hole is arranged above the shell 1, the adjusting device 3 is a bolt, and the adjusting device 3 can be screwed into the threaded hole and can move up and down relative to the shell through the screwing depth.
Preferably, the circuit 4 board comprises a power supply unit 41, a microcontroller 42 and a communication unit 43, wherein the power supply unit 41 is used for obtaining external power, and the microcontroller 42 is respectively connected with the transmitting tube 6, the receiving tube 5 and the communication unit 43.
Preferably, the receiving tube 5 and the transmitting tube 6 are arranged in parallel up and down.
The working principle of the present invention is further described below:
as shown in figure 3, the object 100 to be measured is arranged between the shell 1 and the background board 200, when in use, the circuit board 4 with the receiving tube 5 and the transmitting tube 6 is arranged in the plastic shell 1, the transmitting lens 8 is fixed in the window of the plastic shell 1, the receiving lens 7 is arranged in the sliding groove of the window of the plastic shell 1, the position of the receiving lens moving up and down can be adjusted, then the mechanical adjusting button is fixed in the cavity above the plastic shell 1, the front transparent plastic cover is fixed on the window of the plastic shell 1, and finally the cable 10 is led out.
The receiving lens 7 can adjust the upper and lower positions of the receiving lens 7 through a mechanical adjusting button to realize the change of the angle of the reflected light of the receiver, the receiver can only receive the detection object with the distance less than the reflection angle and cannot detect when the distance is greater than the reflection angle, the change of the position of the receiving lens and the detection distance can also correspondingly change,
compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a diffuse reflection photoelectric sensor device with background shielding, it is provided with simple easy-to-use mechanical type adjusting device, adjusts the angle of receiver, realizes the change of the angle of receiver reverberation, and the receiver can only receive the detection object that is less than the reflection angle distance, can't detect when being greater than this distance, receives the change of lens position, and the detection distance is apart from also can corresponding change.
Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A diffuse reflection photoelectric sensor device with background shading is characterized in that: the cable-free power transmission device comprises a cable, a shell, an adjusting device, a cable port arranged at the rear end of the shell, a cover arranged on the side surface of the shell, a transmitting tube and a receiving tube arranged in the shell, a circuit board, a transmitting lens and a receiving lens;
a cable is arranged at the cable port and is connected with the circuit board, the circuit board is respectively connected with the transmitting tube and the receiving tube,
the front end of the shell is provided with a window and a transparent plastic cover, the transmitting tube transmits light through the window, the receiving tube receives the transmitted light through the window,
the transmitting lens is arranged in front of the transmitting tube, the transmitting tube emits light to irradiate the object to be detected through the refraction of the transmitting lens, the light emitted by the transmitting tube is reflected to the receiving tube through the transmitting action returning device of the object to be detected and the refraction of the receiving lens to detect the object to be detected,
the utility model discloses a lens, including casing, receiving lens, adjusting device, mechanical adjustment button, adjusting device top, the casing is inside to be provided with the gliding spout of confession receiving lens, receiving lens with adjusting device fixed connection, the adjusting device top is provided with mechanical adjustment button, mechanical adjustment button sets up the outside of casing, mechanical adjustment button connects adjusting device, adjusting device can for the casing reciprocates to the drive receives lens and reciprocates, adjusts the angle of the reverberation of receiving lens.
2. The diffusely reflective photosensor device with background shading of claim 1, wherein: the shell is a plastic shell.
3. The diffusely reflective photosensor device with background shading of claim 1, wherein: the shell is provided with a threaded hole, the adjusting device is a bolt, and the adjusting device can be screwed into the threaded hole and can move up and down relative to the shell through the screwing depth.
4. The diffusely reflective photosensor device with background shading of claim 1, wherein: the circuit board comprises a power supply unit, a microcontroller and a communication unit, wherein the power supply unit is used for acquiring external electric energy, and the microcontroller is respectively connected with the generating tube, the receiving tube and the communication unit.
5. The diffusely reflective photosensor device with background shading of claim 1, wherein: the receiving tube and the transmitting tube are arranged in parallel up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921626116.0U CN210923947U (en) | 2019-09-27 | 2019-09-27 | Diffuse reflection photoelectric sensor device with background shielding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921626116.0U CN210923947U (en) | 2019-09-27 | 2019-09-27 | Diffuse reflection photoelectric sensor device with background shielding function |
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| Publication Number | Publication Date |
|---|---|
| CN210923947U true CN210923947U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921626116.0U Active CN210923947U (en) | 2019-09-27 | 2019-09-27 | Diffuse reflection photoelectric sensor device with background shielding function |
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| CN (1) | CN210923947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161643A (en) * | 2020-09-10 | 2021-01-01 | 上海索迪龙自动化有限公司 | Photoelectric sensor |
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2019
- 2019-09-27 CN CN201921626116.0U patent/CN210923947U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161643A (en) * | 2020-09-10 | 2021-01-01 | 上海索迪龙自动化有限公司 | Photoelectric sensor |
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