CN106100325B - Conversion circuit and industrial control equipment including conversion circuit - Google Patents
Conversion circuit and industrial control equipment including conversion circuit Download PDFInfo
- Publication number
- CN106100325B CN106100325B CN201610641293.0A CN201610641293A CN106100325B CN 106100325 B CN106100325 B CN 106100325B CN 201610641293 A CN201610641293 A CN 201610641293A CN 106100325 B CN106100325 B CN 106100325B
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/14—Arrangements for reducing ripples from dc input or output
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Toys (AREA)
- Electronic Switches (AREA)
Abstract
The invention discloses a kind of conversion circuit and including the industrial control equipment of conversion circuit.Wherein, a kind of conversion circuit, including signal conversion circuit, and the triggering driving circuit and the first filter circuit that are connect with the signal conversion circuit；Driving circuit is triggered, is connected with sensor, for obtaining sensor signal, and amplifies the sensor signal of access；Signal conversion circuit, for amplified sensor signal to be converted to the dry contact signal of controllable on-off and is exported；First filter circuit, the noise in dry contact signal for reducing output.Amplified sensor signal is converted into signal receiver by signal adapter can receive the signal of identification, different sensor signals can be converted into common dry contact signal by signal conversion circuit, different types of sensor is set easily to be adapted to existing signal receiver, so that related industrial control equipment exploitation complexity reduces, shorten the development time.
Description
Technical field
The present invention relates to electronic technology field more particularly to a kind of conversion circuit and including the industrial control equipment of conversion circuit.
Background technique
In current industrial control product exploitation design, to realize between each hardware or can be connected between each electrical interface, usually
It needs to use conversion circuit.
Under normal conditions, the signal that different types of sensor is exported is not necessarily identical, such as the output of some sensors
Be 5V CMOS (Complementary Metal Oxide Semiconductor, complementary metal oxide semiconductor) electricity
Ordinary mail number, what some sensors exported is then OC (Open Collector, open collector) level signal of no pull-up.In order to
These different types of sensor signals are adapted to, signal receiver end generally requires to do specific circuit design.In addition, industry control produces
Product design in be commonly used ready-made signal receiver, signal receiver connect simultaneously different types of sensor, microswitch,
Indicator light etc., this makes being adapted between sensor and signal receiver become more difficult.
In addition, these different types of sensors are largely needed using specific when using different types of sensor
DC power supply power supply, therefore generally require individually designed to this progress.
Summary of the invention
To solve Related Technical Issues, the present invention provides a kind of conversion circuit and the industrial control equipment with conversion circuit, can
Common dry contact signal is converted to the signal for exporting different sensors, to solve the above problems.
The embodiment of the present invention provides a kind of conversion circuit, including signal conversion circuit, and connect with signal conversion circuit
Trigger driving circuit and the first filter circuit；
Driving circuit is triggered, is connected with sensor, for obtaining sensor signal, and amplifies the sensor signal of access；
Signal conversion circuit, for amplified sensor signal to be converted to the dry contact signal of controllable on-off and defeated
Out；
First filter circuit, the noise in dry contact signal for reducing output.
Wherein, triggering driving circuit includes resistance R1, resistance R2 and triode Q1, and signal conversion circuit includes relay
RL1 and diode D1, the first filter circuit include capacitor C1 and resistance R3；Wherein, a termination+5V of resistance R1, the other end connect
One end of connecting resistance R2；Triode Q1 base stage connection resistance R2 the other end, collector connect diode D1 anode and after
The pin 2 of electric appliance RL1, emitter ground connection；The pin 1 of relay RL1 connects the cathode of diode D1 and meets+5V, and pin 3 connects
One end of resistance R3, pin 4 connect one end of capacitor C1；The other end of the other end connection resistance R3 of capacitor C1.
Wherein, the model B360A-13F of the model G6L-1F-5VDC of relay RL1, diode D1, triode Q1
Model S9013SMD, the resistance value of resistance R1 is 2.2K Ω, and resistance R2 is Zero-ohm resistor, and the resistance value of resistance R3 is 1K Ω,
The capacitance of capacitor C1 is 0.1 μ f.
Wherein, resistance R1 and resistance R2 is the adjustable resistance of resistance value.
It wherein, further include voltage conversion circuit, and the second filter circuit and the third filtering being connect with voltage conversion circuit
Circuit；
Second filter circuit for accessing supply voltage, and reduces the noise of supply voltage；
Voltage conversion circuit, for supply voltage to be converted to the direct voltage output of setting；
Third filter circuit, is connected with sensor, the noise of the DC voltage for reducing setting, and DC voltage is mentioned
Supply sensor.
Wherein, the second filter circuit includes diode D2, electrolytic capacitor C2, capacitor C3 and capacitor C4, voltage conversion circuit
Including voltage-stablizer U1, third filter circuit includes capacitor C5 and capacitor C6；Wherein, the anode of diode D2 accesses supply voltage,
Cathode connects the pin 3 of the anode of electrolytic capacitor C2, one end of capacitor C3, one end of capacitor C4 and voltage-stablizer U1；Voltage-stablizer U1
The cathode of 1 electrolytic capacitor C2 of pin, the other end of capacitor C3, the other end of capacitor C4, one end of capacitor C5 and capacitor C6
One end, pin 2 and pin 4 are all connected with the other end of capacitor C5 and the other end of capacitor C6.
Wherein, the model TLV1117-50IDCYR of the model B360A-13F of diode D2, voltage-stablizer U1, electrolysis electricity
Holding the capacitance of C2 for the capacitance that the capacitance of 220 μ f, capacitor C3 and capacitor C5 are 1 μ f, capacitor C4 and capacitor C6 is 0.1 μ f.
The embodiment of the present invention also provides a kind of industrial control equipment, including above-mentioned conversion circuit, further includes the first connector J1,
Two connector J2, sensor and signal receiver；Wherein, sensor is connect with the first connector J1；The pin 1 of first connector
Connect one end of resistance R1 and one end of resistance R2；Signal receiver is connect with the second connector J2；Second connector J2's draws
Foot 1 connect relay RL1 pin 3 and resistance R3 one end, pin 2 connect relay RL1 pin 4 and capacitor C1 one
End.
Wherein, the first connector J1 includes sensor interface, and the second connector J2 includes signal receiver interface；
Sensor interface, for connecting sensor；
Signal receiver interface is used for connection signal receiver.
It wherein, further include third connector J3, third connector J3 is connected to power supply；The pin 1 of third connector J3 with
1 connect and ground of pin of voltage-stablizer U1, pin 2 are connect with the anode of diode D2；The pin 2 of first connector J1 connects surely
The pin 1 of depressor U1 is simultaneously grounded, pin 3 connect relay U1 pin 2 and pin 4, one end of capacitor C5 and capacitor C6 one
End.
Technical solution bring provided in an embodiment of the present invention the utility model has the advantages that
In the technical program, different sensor signals can be converted by common dry contact by signal conversion circuit
Signal enables different types of sensor to be easily adapted to existing signal receiver.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also implement according to the present invention
The content of example and these attached drawings obtain other attached drawings.
Fig. 1 is a kind of square frame principle schematic diagram of conversion circuit provided in an embodiment of the present invention；
Fig. 2 is the square frame principle schematic diagram of another conversion circuit provided in an embodiment of the present invention；
Fig. 3 is a kind of circuit theory schematic diagram of conversion circuit provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of industrial control equipment including conversion circuit provided in an embodiment of the present invention.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
It will the technical scheme of the embodiment of the invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
Fig. 1 to Fig. 3 is please referred to, is a kind of square frame principle signal of conversion circuit provided in an embodiment of the present invention respectively
Figure, the square frame principle schematic diagram of another conversion circuit and a kind of circuit theory schematic diagram of conversion circuit.The embodiment of the present invention
In conversion circuit be mainly used for solving the adaptation issues between sensor and existing signal receiver.Dry contact signal is a kind of
Electric switch signal has the function of controlling on-off.
As shown in Figure 1, a kind of conversion circuit, including signal conversion circuit 20, and the touching being connect with signal conversion circuit 20
Send out driving circuit 10 and the first filter circuit 30；
Above-mentioned triggering driving circuit 10, is connected with sensor 70, for obtaining sensor signal, and amplifies the sensing of access
Device signal；
Above-mentioned signal conversion circuit 20, the dry contact for amplified sensor signal to be converted to controllable on-off are believed
Number and export；
Above-mentioned first filter circuit 30, the noise in dry contact signal for reducing output.
In the present embodiment, general sensor signal is on the weak side, could driving signal after needing to amplify sensor signal
Conversion circuit 20 work, when the sensor signal difference of access, by adjusting triggering driving circuit 10 inside resistance parameter,
The output valve that triggering driving circuit 10 can be achieved is held essentially constant；More with the low and high level in the sensor signal of access
It replaces, signal conversion circuit 20 is also corresponding in energization and off-position, to generate the dry contact signal of controllable on-off.Signal
There may be more noise in the dry contact signal that conversion circuit 20 exports, need to reduce by the first filter circuit ability after noise
It is transferred to signal receiver 80.Different sensor signals common dry contact is converted by signal conversion circuit 20 to believe
Number, so that different types of sensor 70 is easily adapted to existing message recipient 80.
Preferably, as shown in figure 3, triggering driving circuit 10 includes resistance R1, resistance R2 and triode Q1, signal conversion electricity
Road 20 includes relay RL1 and diode D1, and the first filter circuit 30 includes capacitor C1 and resistance R3；Wherein, the one of resistance R1
Termination+5V, the other end connect one end of resistance R2；The other end of the base stage connection resistance R2 of triode Q1, collector connection two
The anode of pole pipe D1 and the pin 2 of relay RL1, emitter ground connection；The pin 1 of relay RL1 connects the cathode of diode D1
And+5V is met, pin 3 connects one end of resistance R3, and pin 4 connects one end of capacitor C1；The other end of capacitor C1 connects resistance R3
The other end.
It should be noted that in the present embodiment, the sensor signal PN_IN of access after triode Q1 amplification driving after
Electric appliance RL1 work, when the base stage of triode Q1 is in the high level of sensor signal PN_IN, triode Q1 is in saturation and leads
Logical state, collector is in low level, therefore the coil of relay RL1 is powered, when the base stage of triode Q1 is in sensor letter
When the low level of number PN_IN, thus triode Q1 cut-off, the coil blackout of relay RL1 generates the dry contact of controllable on-off
Signal.Relay RL1 can be by the sensor signal PN_IN before conversion, with dry contact the signal PN_OUT_P and PN_ after conversion
OUT_N is completely isolated, prevents that sensor and signal receiver is caused to damage because level is inconsistent.Diode D1 is two pole of afterflow
Pipe can prevent the direction electromotive force of relay RL1 coil from damaging triode Q1.If in other embodiments, needing to sense
Device signal is converted to the level signal of other forms, then can add pull-up resistor in signal output end, can believe sensor
Number it is converted into corresponding required level signal.
Further, as shown in figure 3, the model G6L-1F-5VDC of relay RL1, the model of diode D1
The resistance value of the model S9013SMD of B360A-13F, triode Q1, resistance R1 are 2.2K Ω, and resistance R2 is Zero-ohm resistor, electricity
The resistance value for hindering R3 is 1K Ω, and the capacitance of capacitor C1 is 0.1 μ f.It should be noted that the resistance value of resistance R1 and resistance R2 can bases
Different sensor signals are adjusted.
Preferably, resistance R1 and resistance R2 is the adjustable resistance of resistance value.When accessing different sensor signals, pass through
The resistance value of resistance R1 and resistance R2 are adjusted, the pressure drop of the base stage and transmitting interpolar of realizing triode Q1 is greater than 0.7V, i.e. triode
Q1 works in saturation state, to realize that output valve of the different sensor signals after triode Q1 is basically unchanged.
Preferably, as shown in Fig. 2, further including voltage conversion circuit 50, and the second filter being connect with voltage conversion circuit 50
Wave circuit 40 and third filter circuit 60；
Above-mentioned second filter circuit 40 for accessing supply voltage, and reduces the noise of supply voltage；
Above-mentioned voltage conversion circuit 50, for supply voltage to be converted to the direct voltage output of setting；
Above-mentioned third filter circuit 60, is connected with sensor 70, the noise of the DC voltage for reducing setting, and will be straight
Galvanic electricity pressure is supplied to sensor 70.
In the present embodiment, the second filter circuit 40 reduces the noise in the supply voltage of access, voltage conversion circuit 50
The DC voltage of setting needed for supply voltage after noise filtering is converted into sensor 70, and export the DC voltage, third
Filter circuit 60 is powered after reducing the noise in the DC voltage for sensor 70；By voltage conversion circuit 50 by the electricity of access
Source voltage is converted to the DC voltage of setting, so that the use of sensor 70 is saved without being the individually designed circuit of different sensors
Production cost.
Preferably, the second filter circuit 40 includes diode D2, electrolytic capacitor C2, capacitor C3 and capacitor C4, voltage conversion
Circuit 50 includes voltage-stablizer U1, and third filter circuit 60 includes capacitor C5 and capacitor C6；Wherein, the anode of diode D2 accesses electricity
Source voltage, cathode connect the pin 3 of the anode of electrolytic capacitor C2, one end of capacitor C3, one end of capacitor C4 and voltage-stablizer U1；Surely
Cathode, the other end of capacitor C3, the other end of capacitor C4, one end of capacitor C5 and the electricity of the 1 electrolytic capacitor C2 of pin of depressor U1
Hold one end of C6, pin 2 and pin 4 are all connected with the other end of capacitor C5 and the other end of capacitor C6.Diode D2 can prevent because
Reverse power connection causes to damage sensor and signal receiver.
Further, the model TLV1117-50IDCYR of the model B360A-13F of diode D2, voltage-stablizer U1, electricity
The capacitance of solution capacitor C2 is 0.1 for the capacitance that the capacitance of 220 μ f, capacitor C3 and capacitor C5 are 1 μ f, capacitor C4 and capacitor C6
μf。
Further, the anode of diode D2 accesses 12V DC supply voltage, pin 2 and pin 4 output of voltage-stablizer U1
5V DC voltage.It should be noted that in other embodiments, if sensor need to use the DC voltage of other numerical value,
The voltage-stablizer of model TLV1117-50IDCYR can be used to substitute the voltage-stablizer of above-mentioned model TLV1117-50IDCYR, model
Output voltage for the voltage-stablizer of TLV1117-50IDCYR is adjustable.
The conversion circuit of the present embodiment can repeat multichannel use and be designed into one piece of veneer, as different sensors public affairs
Adaptation board greatly facilitates product design and type selecting.
Referring to FIG. 4, it is a kind of structural representation of industrial control equipment including conversion circuit provided in an embodiment of the present invention
Figure.As shown, a kind of industrial control equipment, including conversion circuit provided by any embodiment of the invention, it further include the first connection
Device J1, the second connector J2, sensor 70 and signal receiver 80；Wherein, sensor 70 is connect with the first connector J1；First
The pin 1 of connector connects one end of resistance R1 and one end of resistance R2；Signal receiver 80 is connect with the second connector J2；The
The pin 1 of two connector J2 connects the pin 3 of relay RL1 and one end of resistance R3, and pin 2 connects the pin 4 of relay RL1
With one end of capacitor C1.
In the present embodiment, the first connector J1 has foolproof function, can prevent anti-inserted in use or wrong plug, leads to
It crosses signal conversion circuit 20 and the signal of sensor 70 is converted into common dry contact signal, sensor 70 can in industrial control equipment
Easily it is adapted to existing message recipient 80 used in industrial control equipment.
Preferably, the first connector J1 includes sensor interface (not shown), and the second connector J2 includes signal receiver
Interface (not shown)；
The sensor interface, for connecting sensor 70；
Above-mentioned signal receiver interface is used for connection signal receiver 80.
It preferably, further include third connector J3, third connector J3 is connected to power supply；The pin 1 of third connector J3
With 1 connect and ground of pin of voltage-stablizer U1, pin 2 is connect with the anode of diode D2, and the pin 2 of the first connector J1 connects
The pin 1 of voltage-stablizer U1 is simultaneously grounded, and pin 3 connects the pin 2 and pin 4, one end of capacitor C5 and capacitor C6 of relay U1
One end.The pin 1 and pin 3 of first connector respectively correspond the power end (not shown) and signal output end (figure of sensor 70
Do not show), third connector J3 includes the power interface (not shown) for connecting DC power supply, is connected by the power interface third
Connect device J3 connection DC power supply.
In the present embodiment, the supply voltage that industrial control equipment accesses is converted to by the straight of setting by voltage conversion circuit 50
Galvanic electricity pressure is used with the sensor 70 in work control device, without being the individually designed circuit of different sensors in industrial control equipment, section
Save production cost.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (8)
1. a kind of conversion circuit, which is characterized in that including signal conversion circuit, and the triggering being connect with the signal conversion circuit
Driving circuit and the first filter circuit；
The triggering driving circuit, is connected with sensor, for obtaining sensor signal, and amplifies the sensor signal of access；
The signal conversion circuit, for amplified sensor signal to be converted to the dry contact signal of controllable on-off and defeated
Out；
First filter circuit, the noise in dry contact signal for reducing the output；
Wherein, the triggering driving circuit includes resistance R1, resistance R2 and triode Q1, and the signal conversion circuit includes relay
Device RL1 and diode D1, first filter circuit include capacitor C1 and resistance R3；Wherein, a termination+5V of resistance R1, separately
One end of one end connection resistance R2；The other end of the base stage connection resistance R2 of triode Q1, collector connect the sun of diode D1
The pin 2 of pole and relay RL1, emitter ground connection；The pin 1 of relay RL1 connects the cathode of diode D1 and meets+5V, draws
Foot 3 connects one end of resistance R3, and pin 4 connects one end of capacitor C1；The other end of the other end connection resistance R3 of capacitor C1；Institute
It states resistance R1 and the resistance R2 is the adjustable resistance of resistance value, wherein when accessing different sensor signals, by adjusting
The pressure drop of the resistance value of resistance R1 and resistance R2, the base stage and transmitting interpolar of realizing triode Q1 is greater than 0.7V.
2. conversion circuit as described in claim 1, which is characterized in that the model G6L-1F-5VDC of the relay RL1,
The resistance value of the model S9013SMD of the model B360A-13F of diode D1, triode Q1, resistance R3 are 1K Ω, capacitor C1
Capacitance be 0.1 μ f.
3. the conversion circuit as described in any one of claim 1-2 claim, which is characterized in that further include voltage conversion electricity
Road, and the second filter circuit and third filter circuit that are connect with the voltage conversion circuit；
Second filter circuit for accessing supply voltage, and reduces the noise of the supply voltage；
The voltage conversion circuit, for the supply voltage to be converted to the direct voltage output of setting；
The third filter circuit, is connected with sensor, the noise of the DC voltage for reducing the setting, and by direct current
Pressure is supplied to the sensor.
4. conversion circuit as claimed in claim 3, which is characterized in that second filter circuit includes diode D2, electrolysis
Capacitor C2, capacitor C3 and capacitor C4, the voltage conversion circuit include voltage-stablizer U1, and the third filter circuit includes capacitor C5
With capacitor C6；Wherein, the anode of diode D2 accesses the supply voltage, and cathode connects anode, the capacitor C3 of electrolytic capacitor C2
One end, one end of capacitor C4 and the pin 3 of voltage-stablizer U1；The cathode of the 1 electrolytic capacitor C2 of pin of voltage-stablizer U1, capacitor C3
The other end, the other end of capacitor C4, one end of capacitor C5 and capacitor C6 one end, pin 2 and pin 4 are all connected with the another of capacitor C5
The other end of one end and capacitor C6.
5. conversion circuit as claimed in claim 4, which is characterized in that the model B360A-13F of the diode D2, pressure stabilizing
The capacitance of the model TLV1117-50IDCYR of device U1, electrolytic capacitor C2 are that the capacitance of 220 μ f, capacitor C3 and capacitor C5 are 1
The capacitance of μ f, capacitor C4 and capacitor C6 are 0.1 μ f.
6. a kind of industrial control equipment, which is characterized in that including conversion circuit described in any one of claim 3 to 5 claim,
It further include the first connector J1, the second connector J2, sensor and signal receiver；Wherein, the sensor and described first
Connector J1 connection；The pin 1 of first connector connects one end of resistance R1 and one end of resistance R2；The signal receives
Device is connect with the second connector J2；The pin 1 of the second connector J2 connects the pin 3 and resistance R3 of relay RL1
One end, pin 2 connect relay RL1 pin 4 and capacitor C1 one end.
7. industrial control equipment as claimed in claim 6, which is characterized in that the first connector J1 includes sensor interface, institute
Stating the second connector J2 includes signal receiver interface；
The sensor interface, for connecting the sensor；
The signal receiver interface, for connecting the signal receiver.
8. industrial control equipment as claimed in claim 6, which is characterized in that further include third connector J3, the third connector
J3 is connected to power supply；The pin 1 of the third connector J3 and 1 connect and ground of pin of voltage-stablizer U1, pin 2 and diode
The anode of D2 connects；The pin 2 of the first connector J1 connects the pin 1 of voltage-stablizer U1 and is grounded, and pin 3 connects relay
The pin 2 of U1 and one end of pin 4, one end of capacitor C5 and capacitor C6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610641293.0A CN106100325B (en) | 2016-08-05 | 2016-08-05 | Conversion circuit and industrial control equipment including conversion circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610641293.0A CN106100325B (en) | 2016-08-05 | 2016-08-05 | Conversion circuit and industrial control equipment including conversion circuit |
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| CN106100325A CN106100325A (en) | 2016-11-09 |
| CN106100325B true CN106100325B (en) | 2019-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610641293.0A Expired - Fee Related CN106100325B (en) | 2016-08-05 | 2016-08-05 | Conversion circuit and industrial control equipment including conversion circuit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107171560B (en) * | 2017-06-19 | 2019-06-25 | 广州金升阳科技有限公司 | A kind of ON-OFF control circuit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7960979B1 (en) * | 2008-03-28 | 2011-06-14 | Honda Motor Co., Ltd. | Universal resistance testing device for electrical components |
| CN203469154U (en) * | 2013-07-05 | 2014-03-12 | 惠州学院 | Intelligent ultrasonic atomizer |
| CN204925682U (en) * | 2015-08-03 | 2015-12-30 | 广州市机房宝信息科技有限公司 | Inputoutput unit of dry contact signal |
| CN205921531U (en) * | 2016-08-05 | 2017-02-01 | 深圳怡化电脑股份有限公司 | Converting circuit reaches industry control equipment including converting circuit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202931213U (en) * | 2012-11-19 | 2013-05-08 | 宁波金源电气有限公司 | Thyristor alternating current voltage regulating circuit |
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2016
- 2016-08-05 CN CN201610641293.0A patent/CN106100325B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7960979B1 (en) * | 2008-03-28 | 2011-06-14 | Honda Motor Co., Ltd. | Universal resistance testing device for electrical components |
| CN203469154U (en) * | 2013-07-05 | 2014-03-12 | 惠州学院 | Intelligent ultrasonic atomizer |
| CN204925682U (en) * | 2015-08-03 | 2015-12-30 | 广州市机房宝信息科技有限公司 | Inputoutput unit of dry contact signal |
| CN205921531U (en) * | 2016-08-05 | 2017-02-01 | 深圳怡化电脑股份有限公司 | Converting circuit reaches industry control equipment including converting circuit |
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| CN106100325A (en) | 2016-11-09 |
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Granted publication date: 20190412 Termination date: 20210805 |