CN204043685U - A kind of wireless photoelectric sensor - Google Patents
A kind of wireless photoelectric sensor Download PDFInfo
- Publication number
- CN204043685U CN204043685U CN201420466378.6U CN201420466378U CN204043685U CN 204043685 U CN204043685 U CN 204043685U CN 201420466378 U CN201420466378 U CN 201420466378U CN 204043685 U CN204043685 U CN 204043685U
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- signal processing
- microprocessor
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Abstract
The utility model belongs to field of photoelectric technology, particularly relates to a kind of wireless photoelectric sensor.The utility model draws together sensor unit, signal processing circuit, microprocessor and wireless transmitting unit, described sensor unit electrical connection signal processing circuit, described signal processing circuit electrical connection microprocessor, described microprocessor signal connects wireless transmitting unit, described signal processing circuit comprises pre-amplification circuit, difference subtraction circuit, low-pass filter circuit and final stage amplifying circuit, amplifying circuit, difference subtraction circuit, low-pass filter circuit and final stage amplifying circuit are electrically connected successively, described microprocessor comprises chip unit, power supply unit, reset circuit and crystal oscillating circuit, power module, reset circuit and crystal oscillating circuit are electrically connected with chip unit respectively, the utility model mechanism is simple, easy to operate.
Description
Technical field
The utility model belongs to field of photoelectric technology, particularly relates to a kind of wireless photoelectric sensor.
Background technology
Along with the development of modern manufacturing industry, the application that large-scale component is lifted in engineering gets more and more, as radar antenna, aerogenerator, transporation by plane etc.Large-scale component and equipment hoisting technology are divided into integral hoisting, comprehensive integral lifting and loose mail to lift three kinds of situations, and the prerequisite of large-scale component lifting guarantees security and the accuracy of operation.Large-scale component is in hoisting process, and uncertain factor is very many, such as: collision, lifting dislocation etc., hoisting personnel, once there is operational trickle error, can cause great threat to the life security of lifting part damage and hoisting personnel.The photoelectric sensor that traditional lifting supervisory system carries needs to be connected to industrial control computer by wired mode, and due to the characteristic of hoisting process, the photoelectric sensor of wired connection mode is also not suitable for hoisting process.
Summary of the invention
The utility model provides a kind of wireless photoelectric sensor, to solve the wired problem being not suitable for monitoring proposed in above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions: the utility model provides a kind of wireless photoelectric sensor, comprise sensor unit, signal processing circuit, microprocessor and wireless transmitting unit, described sensor unit electrical connection signal processing circuit, described signal processing circuit electrical connection microprocessor, described microprocessor signal connects wireless transmitting unit, described signal processing circuit comprises pre-amplification circuit, difference subtraction circuit, low-pass filter circuit and final stage amplifying circuit, amplifying circuit, difference subtraction circuit, low-pass filter circuit and final stage amplifying circuit are electrically connected successively, described microprocessor comprises chip unit, power supply unit, reset circuit and crystal oscillating circuit, power module, reset circuit and crystal oscillating circuit are electrically connected with chip unit respectively.
Further, described sensor unit comprises PC50-6 type silicon photocell.
Again further, described chip unit adopts STM32F103ZET6 chip.
Again further, described power supply unit comprises LM1117-3.3 and LM1117-5.0 chip provides 5V voltage and 3.3V voltage respectively.
Again further, described low-pass filter circuit comprises the filter circuit configuration of 2 second order voltage controlled voltage source circuit connected in series composition quadravalences.
Compared with prior art, the utility model has following beneficial effect:
(1) the utility model mechanism is simple, easy to operate.
(2) by utilizing silicon photocell that laser signal is converted to the magnitude of current, being then adjusted to by signal adjustment circuit can for the voltage signal gathered.
(3) send the data cycle short, penetrate ability is strong, and transmission range is far away.
(4) adopt Single-chip Controlling, control simple, with low cost.
(5) the utility model cost performance is high, with strong points, and therefore, it is with a wide range of applications, and is suitable for applying.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is signal processing circuit structure schematic diagram of the present utility model;
Fig. 3 is microprocessor structural representation of the present utility model;
Fig. 4 is pre-amplification circuit figure of the present utility model;
Fig. 5 is difference subtraction circuit of the present utility model;
Fig. 6 is low-pass filter circuit of the present utility model;
Fig. 7 is final stage amplifying circuit of the present utility model.
Below in conjunction with accompanying drawing, the utility model is described further:
In figure: 1-sensor unit, 2-signal processing circuit, 3-microprocessor, 4-wireless transmitting unit, 5-amplifying circuit, 6-difference subtraction circuit, 7-low-pass filter circuit, 8-final stage amplifying circuit, 9-chip unit, 10-power supply unit, 11-reset circuit, 12-crystal oscillating circuit.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described, and embodiment of the present utility model includes but not limited to the following example.
Embodiment:
As shown in Figure 1, this example comprises sensor unit 1, signal processing circuit 2, microprocessor 3 and wireless transmitting unit 4, described sensor unit 1 is electrically connected signal processing circuit 2, described signal processing circuit 2 is electrically connected microprocessor 3, described microprocessor 3 signal connects wireless transmitting unit 4, described signal processing circuit 2 comprises pre-amplification circuit 5, difference subtraction circuit 6, low-pass filter circuit 7 and final stage amplifying circuit 8, amplifying circuit 5, difference subtraction circuit 6, low-pass filter circuit 7 and final stage amplifying circuit 8 are electrically connected successively, described microprocessor 3 comprises chip unit 9, power supply unit 10, reset circuit 11 and crystal oscillating circuit 12, power module 10, reset circuit 11 and crystal oscillating circuit 12 are electrically connected with chip unit 9 respectively.
Sensor unit comprises PC50-6 type silicon photocell.
Chip unit adopts STM32F103ZET6 chip.
Power supply unit comprises LM1117-3.3 and LM1117-5.0 chip provides 5V voltage and 3.3V voltage respectively.
Low-pass filter circuit comprises the filter circuit configuration of 2 second order voltage controlled voltage source circuit connected in series composition quadravalences.
The laser signal received is converted into the magnitude of current by sensor, by signal processing circuit, faint sensor electrical flow is converted into the signal that can gather for STM32F103, and then by digital transmission module, the signal collected is sent to host computer.
According to above-described embodiment, just the utility model can be realized well.
Utilize technical scheme described in the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technical scheme, and reach above-mentioned technique effect, is all fall into protection domain of the present utility model.
Claims (5)
1. a wireless photoelectric sensor, it is characterized in that: comprise sensor unit, signal processing circuit, microprocessor and wireless transmitting unit, described sensor unit electrical connection signal processing circuit, described signal processing circuit electrical connection microprocessor, described microprocessor signal connects wireless transmitting unit, described signal processing circuit comprises pre-amplification circuit, difference subtraction circuit, low-pass filter circuit and final stage amplifying circuit, amplifying circuit, difference subtraction circuit, low-pass filter circuit and final stage amplifying circuit are electrically connected successively, described microprocessor comprises chip unit, power supply unit, reset circuit and crystal oscillating circuit, power module, reset circuit and crystal oscillating circuit are electrically connected with chip unit respectively.
2. a kind of wireless photoelectric sensor according to claim 1, is characterized in that: described sensor unit comprises PC50-6 type silicon photocell.
3. a kind of wireless photoelectric sensor according to claim 1, is characterized in that: described chip unit adopts STM32F103ZET6 chip.
4. a kind of wireless photoelectric sensor according to claim 1, is characterized in that: described power supply unit comprises LM1117-3.3 and LM1117-5.0 chip provides 5V voltage and 3.3V voltage respectively.
5. a kind of wireless photoelectric sensor according to claim 1, is characterized in that: described low-pass filter circuit comprises the filter circuit configuration of 2 second order voltage controlled voltage source circuit connected in series composition quadravalences.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420466378.6U CN204043685U (en) | 2014-08-19 | 2014-08-19 | A kind of wireless photoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420466378.6U CN204043685U (en) | 2014-08-19 | 2014-08-19 | A kind of wireless photoelectric sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204043685U true CN204043685U (en) | 2014-12-24 |
Family
ID=52244338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420466378.6U Expired - Fee Related CN204043685U (en) | 2014-08-19 | 2014-08-19 | A kind of wireless photoelectric sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204043685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990163A (en) * | 2016-01-20 | 2017-07-28 | 宝山钢铁股份有限公司 | Detection circuit and system for Inner Defect Testing |
-
2014
- 2014-08-19 CN CN201420466378.6U patent/CN204043685U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990163A (en) * | 2016-01-20 | 2017-07-28 | 宝山钢铁股份有限公司 | Detection circuit and system for Inner Defect Testing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20150819 |
|
| EXPY | Termination of patent right or utility model |