CN203490575U - Temperature measurement circuit applied to water processor - Google Patents
Temperature measurement circuit applied to water processor Download PDFInfo
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- CN203490575U CN203490575U CN201320588271.4U CN201320588271U CN203490575U CN 203490575 U CN203490575 U CN 203490575U CN 201320588271 U CN201320588271 U CN 201320588271U CN 203490575 U CN203490575 U CN 203490575U
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- resistance
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- triode
- temperature measurement
- measurement circuit
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Abstract
The utility model discloses a temperature measurement circuit applied to a water processor. The temperature measurement circuit applied to the water processor comprises a voltage stabilizer, capacitors from the first one to the third one, a first diode, a second diode, a first audion, a second audion, an adjustable resistor, and resistors from the first one to the eighth one, wherein a first voltage input end is respectively connected with the cathode of the first diode and a first end of the first resistor, the anode of the first diode is respectively connected with the emitting electrode of the second audion, a first end of the fourth resistor, a first end of the fifth resistor and the base electrode of the first audion, the emitting electrode of the first audion is connected with a second end of the first resistor, and the collector electrode of the first audion is respectively connected with the input end of the voltage stabilizer and a first end of the adjustable resistor. The temperature measurement circuit applied to the water processor is simple in circuit structure, is high in temperature-measurement accuracy, and has popularization and use value.
Description
Technical field
The utility model relates to a kind of temperature measurement circuit, relates in particular to a kind of temperature measurement circuit for hydrotreater.
Background technology
When carrying out wastewater treatment, often need sewage heat or lower the temperature sewage is processed, real-time detection to water temperature need to be used thermal detector, the temperature measurement circuit adopting on market at present is not also suitable for sewage is carried out to thermometric, the temperature measurement circuit of most of thermal detectors is complicated, and measuring accuracy is not high.
Utility model content
The purpose of this utility model provides a kind of temperature measurement circuit for hydrotreater with regard to being in order to address the above problem.
In order to achieve the above object, the utility model has adopted following technical scheme:
A kind of temperature measurement circuit for hydrotreater, comprise voltage stabilizer, the first electric capacity to the three electric capacity, the first diode, the second diode, the first triode, the second triode, adjustable resistance, the first resistance to the eight resistance, the first voltage input end is connected with the first end of described the first resistance with the negative pole of described the first diode respectively, the positive pole of described the first diode respectively with the emitter of described the second triode, the first end of described the 4th resistance, the first end of described the 5th resistance is connected with the base stage of described the first triode, the emitter of described the first triode is connected with the second end of described the first resistance, the collector of described the first triode is connected with the input end of described voltage stabilizer and the first end of described adjustable resistance respectively, the second end of described adjustable resistance is connected with the first end of described the 3rd resistance with the first end of described the second resistance respectively, the second end of described the 3rd resistance respectively with the first control end of described voltage stabilizer, the first end of described the 6th resistance is connected with the first end of described the 7th resistance, the second control end of described voltage stabilizer is connected with the positive pole of described the second diode with the second end of described the second electric capacity respectively, the negative pole of described the second diode is connected with the base stage of described the second triode with the second end of described the 4th resistance respectively, the collector of described the second triode respectively with the second end of described the 5th resistance, the second end of described the 6th resistance, the first end of described the 8th resistance, the second end of described the second resistance and the output terminal of described voltage stabilizer are connected, the second end of described the 7th resistance is connected with the first end of described the 3rd electric capacity with the second end of described the 8th resistance respectively, the second end of described the 3rd electric capacity is connected with second voltage input end.
The beneficial effects of the utility model are:
The utility model is for the temperature measurement circuit of hydrotreater, and circuit structure is simple, and the degree of accuracy of thermometric is high, has the value of promoting the use of.
Accompanying drawing explanation
Fig. 1 is that the utility model is for the circuit diagram of the temperature measurement circuit of hydrotreater.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, the utility model is for the temperature measurement circuit of hydrotreater, comprise voltage stabilizer IC, the first capacitor C 1 is to the 3rd capacitor C 3, the first diode D1, the second diode D2, the first triode VT1, the second triode VT2, adjustable resistance RL, the first resistance R 1 is to the 8th resistance R 8, the first voltage input end is connected with the first end of the first resistance R 1 with the negative pole of the first diode D1 respectively, the positive pole of the first diode D1 respectively with the emitter of the second triode VT2, the first end of the 4th resistance R 4, the first end of the 5th resistance R 5 is connected with the base stage of the first triode VT1, the emitter of the first triode VT1 is connected with the second end of the first resistance R 1, the collector of the first triode VT1 is connected with the first end of adjustable resistance RL with the input end of voltage stabilizer IC respectively, the second end of adjustable resistance RL is connected with the first end of the 3rd resistance R 3 with the first end of the second resistance R 2 respectively, the second end of the 3rd resistance R 3 respectively with the first control end of voltage stabilizer IC, the first end of the 6th resistance R 6 is connected with the first end of the 7th resistance R 7, the second control end of voltage stabilizer IC is connected with the positive pole of the second diode D2 with the second end of the second capacitor C 2 respectively, the negative pole of the second diode D2 is connected with the base stage of the second triode VT2 with the second end of the 4th resistance R 4 respectively, the collector of the second triode VT2 respectively with the second end of the 5th resistance R 5, the second end of the 6th resistance R 6, the first end of the 8th resistance R 8, the second end of the second resistance R 2 is connected with the output terminal of voltage stabilizer IC, the second end of the 7th resistance R 7 is connected with the first end of the 3rd capacitor C 3 with the second end of the 8th resistance R 8 respectively, the second end of the 3rd capacitor C 3 is connected with second voltage input end.
Claims (1)
1. the temperature measurement circuit for hydrotreater, it is characterized in that: comprise voltage stabilizer, the first electric capacity to the three electric capacity, the first diode, the second diode, the first triode, the second triode, adjustable resistance, the first resistance to the eight resistance, the first voltage input end is connected with the first end of described the first resistance with the negative pole of described the first diode respectively, the positive pole of described the first diode respectively with the emitter of described the second triode, the first end of described the 4th resistance, the first end of described the 5th resistance is connected with the base stage of described the first triode, the emitter of described the first triode is connected with the second end of described the first resistance, the collector of described the first triode is connected with the input end of described voltage stabilizer and the first end of described adjustable resistance respectively, the second end of described adjustable resistance is connected with the first end of described the 3rd resistance with the first end of described the second resistance respectively, the second end of described the 3rd resistance respectively with the first control end of described voltage stabilizer, the first end of described the 6th resistance is connected with the first end of described the 7th resistance, the second control end of described voltage stabilizer is connected with the positive pole of described the second diode with the second end of described the second electric capacity respectively, the negative pole of described the second diode is connected with the base stage of described the second triode with the second end of described the 4th resistance respectively, the collector of described the second triode respectively with the second end of described the 5th resistance, the second end of described the 6th resistance, the first end of described the 8th resistance, the second end of described the second resistance and the output terminal of described voltage stabilizer are connected, the second end of described the 7th resistance is connected with the first end of described the 3rd electric capacity with the second end of described the 8th resistance respectively, the second end of described the 3rd electric capacity is connected with second voltage input end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588271.4U CN203490575U (en) | 2013-09-23 | 2013-09-23 | Temperature measurement circuit applied to water processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588271.4U CN203490575U (en) | 2013-09-23 | 2013-09-23 | Temperature measurement circuit applied to water processor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203490575U true CN203490575U (en) | 2014-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320588271.4U Expired - Fee Related CN203490575U (en) | 2013-09-23 | 2013-09-23 | Temperature measurement circuit applied to water processor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203490575U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106419548A (en) * | 2016-09-22 | 2017-02-22 | 于林静 | Tea bar machine with online water-preparing function |
-
2013
- 2013-09-23 CN CN201320588271.4U patent/CN203490575U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106419548A (en) * | 2016-09-22 | 2017-02-22 | 于林静 | Tea bar machine with online water-preparing function |
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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 |
Granted publication date: 20140319 Termination date: 20140923 |
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| EXPY | Termination of patent right or utility model |