CN209488438U - Automatic detection compensation control circuit and detection compensation system - Google Patents
Automatic detection compensation control circuit and detection compensation system Download PDFInfo
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- CN209488438U CN209488438U CN201822001926.9U CN201822001926U CN209488438U CN 209488438 U CN209488438 U CN 209488438U CN 201822001926 U CN201822001926 U CN 201822001926U CN 209488438 U CN209488438 U CN 209488438U
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- 238000001514 detection method Methods 0.000 title claims abstract description 55
- 239000003990 capacitor Substances 0.000 claims description 25
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 239000003381 stabilizer Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses the automatic detection compensation control circuit of one kind and detection compensation system, including detecting input unit, switch unit, the first compensation adjustment unit and the second compensation adjustment unit, the input terminal of the detection input unit is for detecting voltage, the output end of the detection input unit is electrically connected with the input terminal of the switch unit, and the output end of the switch unit is electrically connected with the first compensation adjustment unit and the second compensation adjustment unit respectively.The utility model is the automatic detection compensation control circuit of one kind and detection compensation system, passes through setting detection input unit, switch unit, the first compensation adjustment unit and the second compensation adjustment unit, it can adjust in several ways, regulative mode is flexible, and adjustable range is wide, and detection accuracy is high.
Description
Technical field
The utility model relates to circuit detection fields, mend more particularly to a kind of automatic detection compensation control circuit and detection
Repay system.
Background technique
Currently, traditional circuit takes fixed resistance and capacitor series connection to do compensation control route, can only pass through in this way
Capacitance value and resistance value change compensation slope or the time of line map, and adjustable range is small relatively simple.
Utility model content
The purpose of the utility model is to overcome shortcomings in the prior art, provide a kind of automatic detection compensation control electricity
Road and detection compensation system, can be adjusted in several ways, and regulative mode is flexible, and adjustable range is wide, and detection accuracy is high.
The purpose of this utility model is achieved through the following technical solutions:
A kind of automatic detection compensation control circuit, comprising: detection input unit, switch unit, the first compensation adjustment unit
With the second compensation adjustment unit, the input terminal of the detection input unit is used to detect voltage, described to detect the defeated of input unit
Outlet is electrically connected with the input terminal of the switch unit, the output end of the switch unit respectively with the first compensation adjustment list
The first and described second compensation adjustment unit electrical connection.
The detection input unit includes zener diode ZD1, resistance R3 and resistance R4 in one of the embodiments,
The cathode of the zener diode ZD1 is used for input voltage, and the anode of the zener diode ZD1 is through the resistance R3 and described
Resistance R4 ground connection.
The switch unit includes triode Q1 and capacitor C3, the base of the triode Q1 in one of the embodiments,
Pole with it is described detection input unit output end be electrically connected, the collector of the triode Q1 respectively with first compensation adjustment
Unit and the second compensation adjustment unit electrical connection, the emitter ground connection of the triode Q1.
The first compensation adjustment unit includes capacitor C1 and resistance R1, the capacitor C1 in one of the embodiments,
Both ends be electrically connected respectively with the collector and emitter of the triode Q1, the both ends of the resistance R1 and the capacitor C1's
Both ends are connected in parallel.
The second compensation adjustment unit includes capacitor C2 and resistance R2, the resistance R2 in one of the embodiments,
First end be electrically connected with the collector of the triode Q1, the second end of the resistance R2 is electrically connected through one end of the capacitor C2
It connects, output end of the other end of the capacitor C2 as the second compensation adjustment unit.
The utility model also provides a kind of detection compensation system, including above-described automatic detection compensation control circuit.
The utility model compared with the prior art the advantages of and have the beneficial effect that:
The utility model is the automatic detection compensation control circuit of one kind and detects compensation system, single by setting detection input
Member, switch unit, the first compensation adjustment unit and the second compensation adjustment unit, can be adjusted, regulative mode in several ways
Flexibly, adjustable range is wide, and detection accuracy is high.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the circuit diagram of the automatic detection compensation control circuit of the utility model.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making practical new to this
The disclosure of type understands more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
Referring to Fig. 1, a kind of automatic detection compensation control circuit, comprising: detection input unit, switch unit, first are mended
It repays and adjusts unit and the second compensation adjustment unit, for the input terminal of the detection input unit for detecting voltage, the detection is defeated
The output end for entering unit is electrically connected with the input terminal of the switch unit, and the output end of the switch unit is respectively with described first
Compensation adjustment unit and the second compensation adjustment unit electrical connection.
It should be noted that the detection input unit includes zener diode ZD1, resistance R3 and resistance R4, it is described steady
The cathode of diode ZD1 is pressed to be used for input voltage, the anode of the zener diode ZD1 is through the resistance R3 and the resistance R4
Ground connection.
It should be noted that the switch unit includes triode Q1 and capacitor C3, the base stage of the triode Q1 and institute
State detection input unit output end electrical connection, the collector of the triode Q1 respectively with the first compensation adjustment unit and
The second compensation adjustment unit electrical connection, the emitter ground connection of the triode Q1.
It should be noted that the first compensation adjustment unit includes capacitor C1 and resistance R1, the both ends of the capacitor C1
It is electrically connected respectively with the collector and emitter of the triode Q1, the both ends of the both ends of the resistance R1 and the capacitor C1 are simultaneously
Connection connection.
It should be noted that the second compensation adjustment unit includes capacitor C2 and resistance R2, the first of the resistance R2
End is electrically connected with the collector of the triode Q1, and the second end of the resistance R2 is electrically connected through one end of the capacitor C2, institute
State output end of the other end of capacitor C2 as the second compensation adjustment unit.
The utility model provides automatic detection compensation control circuit, does by adjusting the different signal magnitude of parameter detecting
The compensation of slope or time, and can use, work well through practical batch according to setup parameter automatic detection signal.
Specifically, Q1 is NPN triode, and positive pressure conducting, the first PIN b pole tension of Q1 triode is Vb, the 2nd pole PIN e
Voltage is Ve, and the 3rd PIN C pole tension is Vc；Detection input voltage is Vin；ZD1 is zener diode；R3 is that pull-up resistor is same
When be Q1 base biasing resistor, current-limiting resistance；R4 is pull down resistor；C3 is filter capacitor, and R2 is compensation slope or time tune
Economize on electricity resistance；R1 is compensation slope or time adjustment resistance；C1 is compensation slope or time to control capacitor；C2 be compensation slope or when
Between control capacitor.
When work, when Vin signal input voltage be lower than ZD1 voltage-stabiliser tube threshold values when, Q1 be not turned on line map by C2 with
VOUT in parallel with C1 does conventional compensation slope or time adjustment after R1 series connection；When Vin input voltage signal exceeds ZD1 voltage-stabiliser tube
Threshold values and meet Q1 conducting, connecting again after R2 and R1 are in parallel at this time with C2, this makes it possible to change C2, this is compensated with C1 parallel connection
Slope or time adjust compensation or the time of VOUT output；When Vin input voltage signal exceeds the threshold values of ZD1 voltage-stabiliser tube but not
Meet Q1 conducting, the compensation of VOUT output at this time is unaffected, can prevent interference signal from causing to malfunction.
The utility model also provides a kind of detection compensation system, including above-described automatic detection compensation control circuit.
The utility model compared with the prior art the advantages of and have the beneficial effect that:
The utility model is the automatic detection compensation control circuit of one kind and detects compensation system, single by setting detection input
Member, switch unit, the first compensation adjustment unit and the second compensation adjustment unit, can be adjusted, regulative mode in several ways
Flexibly, adjustable range is wide, and detection accuracy is high.
Embodiment described above only expresses the several embodiments of the utility model, and description is more specific and detailed
Carefully, but it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the general of this field
For logical technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these are all
Belong to the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of automatic detection compensation control circuit characterized by comprising detection input unit, switch unit, the first compensation
Unit and the second compensation adjustment unit are adjusted, the input terminal of the detection input unit is for detecting voltage, the detection input
The output end of unit is electrically connected with the input terminal of the switch unit, and the output end of the switch unit is mended with described first respectively
It repays and adjusts unit and the second compensation adjustment unit electrical connection.
2. automatic detection compensation control circuit according to claim 1, which is characterized in that the detection input unit includes
The cathode of zener diode ZD1, resistance R3 and resistance R4, the zener diode ZD1 are used for input voltage, two pole of pressure stabilizing
The anode of pipe ZD1 is grounded through the resistance R3 and resistance R4.
3. automatic detection compensation control circuit according to claim 1, which is characterized in that the switch unit includes three poles
Pipe Q1 and capacitor C3, the base stage of the triode Q1 are electrically connected with the output end of the detection input unit, the triode Q1
Collector be electrically connected respectively with the first compensation adjustment unit and the second compensation adjustment unit, the triode Q1's
Emitter ground connection.
4. automatic detection compensation control circuit according to claim 3, which is characterized in that the first compensation adjustment unit
Including capacitor C1 and resistance R1, the both ends of the capacitor C1 are electrically connected with the collector and emitter of the triode Q1 respectively,
The both ends of the resistance R1 and the both ends of the capacitor C1 are connected in parallel.
5. automatic detection compensation control circuit according to claim 3, which is characterized in that the second compensation adjustment unit
Including capacitor C2 and resistance R2, the first end of the resistance R2 is electrically connected with the collector of the triode Q1, the resistance R2
Second end through the capacitor C2 one end be electrically connected, output of the other end of the capacitor C2 as the second compensation adjustment unit
End.
6. a kind of detection compensation system, which is characterized in that mended including automatic detection described in any one of Claims 1 to 5
Repay control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822001926.9U CN209488438U (en) | 2018-11-30 | 2018-11-30 | Automatic detection compensation control circuit and detection compensation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822001926.9U CN209488438U (en) | 2018-11-30 | 2018-11-30 | Automatic detection compensation control circuit and detection compensation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209488438U true CN209488438U (en) | 2019-10-11 |
Family
ID=68117436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822001926.9U Expired - Fee Related CN209488438U (en) | 2018-11-30 | 2018-11-30 | Automatic detection compensation control circuit and detection compensation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209488438U (en) |
-
2018
- 2018-11-30 CN CN201822001926.9U patent/CN209488438U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20191011 |