CN105429622A - Multi-channel anti-interference transmitter - Google Patents
Multi-channel anti-interference transmitter Download PDFInfo
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- CN105429622A CN105429622A CN201510758762.2A CN201510758762A CN105429622A CN 105429622 A CN105429622 A CN 105429622A CN 201510758762 A CN201510758762 A CN 201510758762A CN 105429622 A CN105429622 A CN 105429622A
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
- H03K19/017509—Interface arrangements
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Abstract
The present invention discloses a multi-channel anti-interference transmitter which comprises a sensor sensitivity consistency adjustment module, a signal filtering module, a sensor signal amplification and zero point adjustment module, a same-phase amplification module, an opposite-phase amplification module, a voltage conversion module, a current conversion module, a polarity inverting module, a power supply secondary and third voltage stabilization module, a variable power supply input module, and a power module. The input end of the sensor sensitivity consistency adjustment module is electrically connected to 8 paths of sensors, and the sensor sensitivity consistency adjustment module is used for adjusting the sensitivity of the sensors. The output end of the sensor sensitivity consistency adjustment module is electrically connected to the input end of the signal filtering module. The signal filtering module is used for filtering the impurities in the signals emitted by the sensors. According to the multi-channel anti-interference transmitter, the sensor signals can be amplified for many times and can be adapted to the interference of the signals by a complex and harsh environment, and the synchronized output of the current signal and the voltage signal can be realized.
Description
Technical field
The present invention relates to signal output apparatus technical field, particularly relate to the anti-interference transmitter of a kind of multichannel.
Background technology
Transmitter is that the output signal of transducer is changed into can by the transducer of the signal of controller identification, and transducer and transmitter together form the monitor signal source automatically controlled.
Traditional transmitter can only under fixing condition single output voltage or current signal, when running into complexity, rugged environment, common amplifier is often because High-frequency Interference, power supply the factor such as to be stirred and can not be collected correct signal, the industrial environment also had requires that electric current and voltage exports simultaneously, and on market, existing transmitter cannot meet the changeable demand in market.
Summary of the invention
The object of the invention is to solve the shortcoming existed in prior art, and the anti-interference transmitter of a kind of multichannel proposed.
To achieve these goals, present invention employs following technical scheme:
The anti-interference transmitter of a kind of multichannel, comprise transducer sensitivity consistency adjustment module, signal filtering module, sensor signal amplify and zero point adjusting module, homophase amplification module, anti-phase amplification module, voltage transformation module, current conversion module, polarity inversion module, power supply two or three Voltage stabilizing modules, variable power supply input module and power module, the input of described transducer sensitivity consistency adjustment module is electrically connected with No. eight transducers, and transducer sensitivity consistency adjustment module is for regulating the sensitivity of transducer, the output of described transducer sensitivity consistency adjustment module is electrically connected with the input of signal filtering module, described signal filtering module is used for filtering the impurity that transducer sends in signal, the output of described signal filtering module amplify with sensor signal and zero point adjusting module input be electrically connected, described sensor signal amplify and zero point adjusting module be used for amplifying sensor signal, and for adjusting the input zero point of signal, and sensor signal amplify and zero point adjusting module output be electrically connected with homophase amplification module and anti-phase amplification module respectively, described homophase amplification module and anti-phase amplification module are all for amplification sensor signal, and homophase amplification module is electrically connected with voltage transformation module, described voltage transformation module is used for sensor signal to be converted to voltage signal, described anti-phase amplification module is electrically connected with current conversion module, described current conversion module is used for sensor signal to be converted to current signal, described homophase amplification module and anti-phase amplification module are all electrically connected with polarity inversion module, described polarity inversion module is for increasing the amplifying power of amplifier, described polarity inversion module and power supply two or three Voltage stabilizing modules are electrically connected, described power supply two or three Voltage stabilizing modules are used for carrying out second time and third time voltage stabilizing to power supply, described power supply two or three Voltage stabilizing modules are electrically connected with variable power supply input module, described variable power supply input module is for adjusting supply voltage, and for carrying out first time voltage stabilizing to power supply, described variable power supply input module is electrically connected with power module, described power module is used for providing power supply.
Preferably, described variable power supply input module comprises power supply chip SX3002, resistance, inductance and electric capacity, and the voltage of variable power supply input module output changes according to the change of resistance value.
Preferably, described polarity inversion module includes two polarity inverter.
Preferably, described voltage transformation module includes amplifying circuit, comparison circuit, processor and signal generating circuit, the output of described amplifying circuit is electrically connected with the input of comparison circuit, the output of described comparison circuit is electrically connected with the input of processor, and the output of described processor is electrically connected with the input of signal generating circuit.
Preferably, described current converter circuit includes amplifying circuit, comparison circuit, processor, signal generating circuit and baric flow change-over circuit, the output of described amplifying circuit is electrically connected with the input of comparison circuit, the output of described comparison circuit is electrically connected with the input of processor, the output of described processor is electrically connected with the input of signal generating circuit, and the output of institute's signal generating circuit is electrically connected with the input of baric flow change-over circuit.
Preferably, described sensor signal is converted to digital signal through amplifying circuit and comparison circuit, and the treated device of digital signal and signal generating circuit are converted to voltage signal, and voltage signal is converted to current signal through baric flow change-over circuit.
In the present invention, the anti-interference transmitter of this new type multipath makes the sensitivity of connected transducer consistent by transducer sensitivity consistency adjustment module, make sensor signal undistorted by signal filtering module, and enhance the antijamming capability of amplifier, first time voltage stabilizing can be carried out to power supply by variable power supply input module, and can the numerical value of regulation voltage, second time and third time voltage stabilizing can be carried out to power supply by power supply two or three Voltage stabilizing modules, the amplifying power of amplification chip can be strengthened by polarity inversion module, amplified by signal and zero point adjusting module can amplify signal, device is made to have extremely low quiescent current and wider power range, sensor signal can be amplified by homophase amplification module and voltage transformation module, and sensor signal can be converted to voltage signal, sensor signal can be amplified by anti-phase amplification module and current conversion module, and sensor signal can be converted to current signal, the present invention repeatedly can amplify sensor signal, complexity can be adapted to, adverse circumstances are to the interference of signal, and the synchronism output of current signal and voltage signal can be realized.
Accompanying drawing explanation
Fig. 1 is the system schematic of the anti-interference transmitter of a kind of multichannel that the present invention proposes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
With reference to Fig. 1, the anti-interference transmitter of a kind of multichannel, comprise transducer sensitivity consistency adjustment module, signal filtering module, sensor signal amplify and zero point adjusting module, homophase amplification module, anti-phase amplification module, voltage transformation module, current conversion module, polarity inversion module, power supply two or three Voltage stabilizing modules, variable power supply input module and power module, the input of described transducer sensitivity consistency adjustment module is electrically connected with No. eight transducers, and transducer sensitivity consistency adjustment module is for regulating the sensitivity of transducer, the output of described transducer sensitivity consistency adjustment module is electrically connected with the input of signal filtering module, described signal filtering module is used for filtering the impurity that transducer sends in signal, the output of described signal filtering module amplify with sensor signal and zero point adjusting module input be electrically connected, described sensor signal amplify and zero point adjusting module be used for amplifying sensor signal, and for adjusting the input zero point of signal, and sensor signal amplify and zero point adjusting module output be electrically connected with homophase amplification module and anti-phase amplification module respectively, described homophase amplification module and anti-phase amplification module are all for amplification sensor signal, and homophase amplification module is electrically connected with voltage transformation module, described voltage transformation module is used for sensor signal to be converted to voltage signal, described anti-phase amplification module is electrically connected with current conversion module, described current conversion module is used for sensor signal to be converted to current signal.
Described homophase amplification module and anti-phase amplification module are all electrically connected with polarity inversion module, described polarity inversion module is for increasing the amplifying power of amplifier, described polarity inversion module and power supply two or three Voltage stabilizing modules are electrically connected, described power supply two or three Voltage stabilizing modules are used for carrying out second time and third time voltage stabilizing to power supply, described power supply two or three Voltage stabilizing modules are electrically connected with variable power supply input module, described variable power supply input module is for adjusting supply voltage, and for carrying out first time voltage stabilizing to power supply, described variable power supply input module is electrically connected with power module, described power module is used for providing power supply, the anti-interference transmitter of this new type multipath makes the sensitivity of connected transducer consistent by transducer sensitivity consistency adjustment module, make sensor signal undistorted by signal filtering module, and enhance the antijamming capability of amplifier, first time voltage stabilizing can be carried out to power supply by variable power supply input module, and can the numerical value of regulation voltage, second time and third time voltage stabilizing can be carried out to power supply by power supply two or three Voltage stabilizing modules, the amplifying power of amplification chip can be strengthened by polarity inversion module, amplified by signal and zero point adjusting module can amplify signal, device is made to have extremely low quiescent current and wider power range, sensor signal can be amplified by homophase amplification module and voltage transformation module, and sensor signal can be converted to voltage signal, sensor signal can be amplified by anti-phase amplification module and current conversion module, and sensor signal can be converted to current signal, the present invention repeatedly can amplify sensor signal, complexity can be adapted to, adverse circumstances are to the interference of signal, and the synchronism output of current signal and voltage signal can be realized.
Described variable power supply input module comprises power supply chip SX3002, resistance, inductance and electric capacity, and the voltage of variable power supply input module output changes according to the change of resistance value, described polarity inversion module includes two polarity inverter, described voltage transformation module includes amplifying circuit, comparison circuit, processor and signal generating circuit, the output of described amplifying circuit is electrically connected with the input of comparison circuit, the output of described comparison circuit is electrically connected with the input of processor, the output of described processor is electrically connected with the input of signal generating circuit, described current converter circuit includes amplifying circuit, comparison circuit, processor, signal generating circuit and baric flow change-over circuit, the output of described amplifying circuit is electrically connected with the input of comparison circuit, the output of described comparison circuit is electrically connected with the input of processor, the output of described processor is electrically connected with the input of signal generating circuit, the output of institute's signal generating circuit is electrically connected with the input of baric flow change-over circuit, described sensor signal is converted to digital signal through amplifying circuit and comparison circuit, the treated device of digital signal and signal generating circuit are converted to voltage signal, voltage signal is converted to current signal through baric flow change-over circuit, the anti-interference transmitter of this new type multipath makes the sensitivity of connected transducer consistent by transducer sensitivity consistency adjustment module, make sensor signal undistorted by signal filtering module, and enhance the antijamming capability of amplifier, first time voltage stabilizing can be carried out to power supply by variable power supply input module, and can the numerical value of regulation voltage, second time and third time voltage stabilizing can be carried out to power supply by power supply two or three Voltage stabilizing modules, the amplifying power of amplification chip can be strengthened by polarity inversion module, amplified by signal and zero point adjusting module can amplify signal, device is made to have extremely low quiescent current and wider power range, sensor signal can be amplified by homophase amplification module and voltage transformation module, and sensor signal can be converted to voltage signal, sensor signal can be amplified by anti-phase amplification module and current conversion module, and sensor signal can be converted to current signal, the present invention repeatedly can amplify sensor signal, complexity can be adapted to, adverse circumstances are to the interference of signal, and the synchronism output of current signal and voltage signal can be realized.
In use, transducer sensitivity consistency adjustment module adjusts the sensitivity of connected transducer, and sensor signal is transferred to signal filtering module, signal filtering module is filtered the impurity in sensor signal, and by Signal transmissions to sensor signal amplify and zero point adjusting module, sensor signal amplify and zero point adjusting module signal is amplified, and adjust the input zero point of signal, then by Signal transmissions to homophase amplification module and anti-phase amplification module, homophase amplification module and anti-phase amplification module all amplify signal, homophase amplification module is transferred to voltage transformation module after being amplified by signal, sensor signal is converted to voltage signal by voltage transformation module, anti-phase amplification module is transferred to current conversion module after being amplified by signal, sensor signal is converted to current signal by current conversion module, power module provides power supply to variable power supply input module, variable power supply input module regulates supply voltage, and voltage stabilizing is carried out to power supply, power supply two or three Voltage stabilizing modules carry out second time and third time voltage stabilizing to power supply, and be transferred to polarity inversion module, polarity inversion module is carried out anti-phase to power supply, and power for homophase amplification module and anti-phase amplification module.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (6)
1. the anti-interference transmitter of multichannel, comprise transducer sensitivity consistency adjustment module, signal filtering module, sensor signal amplify and zero point adjusting module, homophase amplification module, anti-phase amplification module, voltage transformation module, current conversion module, polarity inversion module, power supply two or three Voltage stabilizing modules, variable power supply input module and power module, it is characterized in that, the input of described transducer sensitivity consistency adjustment module is electrically connected with No. eight transducers, and transducer sensitivity consistency adjustment module is for regulating the sensitivity of transducer, the output of described transducer sensitivity consistency adjustment module is electrically connected with the input of signal filtering module, described signal filtering module is used for filtering the impurity that transducer sends in signal, the output of described signal filtering module amplify with sensor signal and zero point adjusting module input be electrically connected, described sensor signal amplify and zero point adjusting module be used for amplifying sensor signal, and for adjusting the input zero point of signal, and sensor signal amplify and zero point adjusting module output be electrically connected with homophase amplification module and anti-phase amplification module respectively, described homophase amplification module and anti-phase amplification module are all for amplification sensor signal, and homophase amplification module is electrically connected with voltage transformation module, described voltage transformation module is used for sensor signal to be converted to voltage signal, described anti-phase amplification module is electrically connected with current conversion module, described current conversion module is used for sensor signal to be converted to current signal, described homophase amplification module and anti-phase amplification module are all electrically connected with polarity inversion module, described polarity inversion module is for increasing the amplifying power of amplifier, described polarity inversion module and power supply two or three Voltage stabilizing modules are electrically connected, described power supply two or three Voltage stabilizing modules are used for carrying out second time and third time voltage stabilizing to power supply, described power supply two or three Voltage stabilizing modules are electrically connected with variable power supply input module, described variable power supply input module is for adjusting supply voltage, and for carrying out first time voltage stabilizing to power supply, described variable power supply input module is electrically connected with power module, described power module is used for providing power supply.
2. the anti-interference transmitter of a kind of multichannel according to claim 1, it is characterized in that, described variable power supply input module comprises power supply chip SX3002, resistance, inductance and electric capacity, and the voltage of variable power supply input module output changes according to the change of resistance value.
3. the anti-interference transmitter of a kind of multichannel according to claim 1, is characterized in that, described polarity inversion module includes two polarity inverter.
4. the anti-interference transmitter of a kind of multichannel according to claim 1, it is characterized in that, described voltage transformation module includes amplifying circuit, comparison circuit, processor and signal generating circuit, the output of described amplifying circuit is electrically connected with the input of comparison circuit, the output of described comparison circuit is electrically connected with the input of processor, and the output of described processor is electrically connected with the input of signal generating circuit.
5. the anti-interference transmitter of a kind of multichannel according to claim 4, it is characterized in that, described current converter circuit includes amplifying circuit, comparison circuit, processor, signal generating circuit and baric flow change-over circuit, the output of described amplifying circuit is electrically connected with the input of comparison circuit, the output of described comparison circuit is electrically connected with the input of processor, the output of described processor is electrically connected with the input of signal generating circuit, and the output of institute's signal generating circuit is electrically connected with the input of baric flow change-over circuit.
6. the anti-interference transmitter of a kind of multichannel according to claim 5, it is characterized in that, described sensor signal is converted to digital signal through amplifying circuit and comparison circuit, the treated device of digital signal and signal generating circuit are converted to voltage signal, and voltage signal is converted to current signal through baric flow change-over circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510758762.2A CN105429622A (en) | 2015-11-10 | 2015-11-10 | Multi-channel anti-interference transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510758762.2A CN105429622A (en) | 2015-11-10 | 2015-11-10 | Multi-channel anti-interference transmitter |
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| Publication Number | Publication Date |
|---|---|
| CN105429622A true CN105429622A (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510758762.2A Pending CN105429622A (en) | 2015-11-10 | 2015-11-10 | Multi-channel anti-interference transmitter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030901A (en) * | 2018-08-06 | 2018-12-18 | 安徽天光传感器有限公司 | A kind of built-in voltage electric current one transmitter |
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| US20060022663A1 (en) * | 2004-07-27 | 2006-02-02 | Chieh-Te Chen | Wireless remote control measuring mutipurpose meter |
| CN201697712U (en) * | 2010-04-23 | 2011-01-05 | 江阴众和电力仪表有限公司 | Vibration sensor |
| CN201748983U (en) * | 2010-06-21 | 2011-02-16 | 江苏安科瑞电器制造有限公司 | Integrated signal intelligent temperature transmitter |
| CN202748398U (en) * | 2012-06-06 | 2013-02-20 | 蚌埠天光传感器有限公司 | Voltage/current integrated transducer |
| CN205212812U (en) * | 2015-11-11 | 2016-05-04 | 蚌埠天光传感器有限公司 | Anti -interference changer of multichannel |
-
2015
- 2015-11-10 CN CN201510758762.2A patent/CN105429622A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060022663A1 (en) * | 2004-07-27 | 2006-02-02 | Chieh-Te Chen | Wireless remote control measuring mutipurpose meter |
| CN201697712U (en) * | 2010-04-23 | 2011-01-05 | 江阴众和电力仪表有限公司 | Vibration sensor |
| CN201748983U (en) * | 2010-06-21 | 2011-02-16 | 江苏安科瑞电器制造有限公司 | Integrated signal intelligent temperature transmitter |
| CN202748398U (en) * | 2012-06-06 | 2013-02-20 | 蚌埠天光传感器有限公司 | Voltage/current integrated transducer |
| CN205212812U (en) * | 2015-11-11 | 2016-05-04 | 蚌埠天光传感器有限公司 | Anti -interference changer of multichannel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030901A (en) * | 2018-08-06 | 2018-12-18 | 安徽天光传感器有限公司 | A kind of built-in voltage electric current one transmitter |
| CN109030901B (en) * | 2018-08-06 | 2023-09-26 | 安徽天光传感器有限公司 | Built-in voltage and current integrated transmitter |
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Application publication date: 20160323 |