CN217297329U - Main control circuit of water purifier - Google Patents
Main control circuit of water purifier Download PDFInfo
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- CN217297329U CN217297329U CN202220355503.0U CN202220355503U CN217297329U CN 217297329 U CN217297329 U CN 217297329U CN 202220355503 U CN202220355503 U CN 202220355503U CN 217297329 U CN217297329 U CN 217297329U
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- water purifier
- control circuit
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Abstract
The utility model belongs to the technical field of main control circuits, in particular to a main control circuit of a water purifier, which provides the following proposal aiming at the problem that the current change of the existing water purifier is inconvenient to detect, which comprises a detection module, the detection module is connected with a control module, the control module is connected with an alarm module, the detection module comprises a resistor R1, one end of a resistor R1 is connected with one end of a resistor R2, the other end of the resistor R1 is connected with an amplifier U1, the other end of the resistor R2 is connected with one end of a resistor R3 and the anode of a diode D1, the other end of the resistor R3 is connected with one end of a capacitor C1, the other end of the capacitor C1 is connected with an amplifier U1, and electric capacity C1's the other end still is connected with resistance R5's one end, and resistance R5's the other end is connected with diode D2's one end, the utility model discloses be convenient for detect the electric current to report to the police, the electric current change can in time be discover.
Description
Technical Field
The utility model relates to a master control circuit technical field especially relates to a master control circuit of water purifier.
Background
The water purifier is also called water purifier and water quality purifier, and is water treatment equipment for deeply filtering and purifying water according to the use requirement of water.
The existing water purifier is inconvenient to detect the current change, so a main control circuit of the water purifier is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the water purifier is not convenient for detect the current change, and providing a master control circuit of water purifier.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a master control circuit of water purifier, includes detection module, detection module is connected with control module, control module is connected with alarm module, detection module includes resistance R1, and resistance R1's one end is connected with resistance R2's one end, and resistance R1's the other end is connected with amplifier U1, resistance R2's the other end is connected with resistance R3's one end and diode D1's positive pole, and resistance R3's the other end is connected with electric capacity C1's one end, and electric capacity C1's the other end is connected with amplifier U1, and electric capacity C1's the other end still is connected with resistance R5's one end, and resistance R5's the other end is connected with diode D2's one end, and diode D2's the other end is connected with electric capacity C2's one end, diode D1's negative pole is connected with resistance R4's one end, and resistance R4's the other end is connected with electric capacity C2's the other end.
Preferably, the capacitance value of the capacitor C1 is 0.5 μ F.
Preferably, the capacitance value of the capacitor C2 is 0.1 μ F.
Preferably, the resistance value of the resistor R1 is 10K Ω.
Preferably, the resistance value of the resistor R2 is 5K Ω.
Compared with the prior art, the utility model has the advantages of:
according to the scheme, the current is checked through the checking module, the checked data are transmitted to the control module, the control module analyzes and judges the received data, and when the received data exceed a preset value, the control module controls the alarm module to give an alarm;
the utility model discloses be convenient for detect the electric current to report to the police, the electric current change can in time be discover.
Drawings
Fig. 1 is a block diagram of a main control circuit of a water purifier provided by the present invention;
fig. 2 is a circuit diagram of the detection module of the main control circuit of the water purifier provided by the utility model.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Referring to fig. 1-2, a master control circuit of a water purifier, including a detection module, the detection module is connected with a control module, the control module is connected with an alarm module, the detection module includes a resistor R1, one end of a resistor R1 is connected with one end of a resistor R2, the other end of the resistor R1 is connected with an amplifier U1, the other end of the resistor R2 is connected with one end of a resistor R3 and the anode of a diode D1, the other end of the resistor R3 is connected with one end of a capacitor C1, the other end of the capacitor C1 is connected with an amplifier U1, the other end of the capacitor C1 is further connected with one end of a resistor R5, the other end of the resistor R5 is connected with one end of a diode D2, the other end of the diode D2 is connected with one end of a capacitor C2, the cathode of the diode D1 is connected with one end of a resistor R4, and the other end of the resistor R4 is connected with the other end of the capacitor C2.
In this embodiment, the capacitance value of the capacitor C1 is 0.5 μ F.
In this embodiment, the capacitance value of the capacitor C2 is 0.1 μ F.
In this embodiment, the resistance of the resistor R1 is 10K Ω.
In this embodiment, the resistance of the resistor R2 is 5K Ω.
According to the scheme, the current is checked through the checking module, the checked data are transmitted to the control module, the control module analyzes and judges the received data, and when the received data exceed a preset value, the control module controls the alarm module to give an alarm.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. The utility model provides a master control circuit of water purifier, includes detection module, detection module is connected with control module, control module is connected with alarm module, a serial communication port, detection module includes resistance R1, and resistance R1's one end is connected with resistance R2's one end, and resistance R1's the other end is connected with amplifier U1, resistance R2's the other end is connected with resistance R3's one end and diode D1's positive pole, and resistance R3's the other end is connected with the one end of electric capacity C1, and electric capacity C1's the other end is connected with amplifier U1, and electric capacity C1's the other end still is connected with resistance R5's one end, and resistance R5's the other end is connected with diode D2's one end, and diode D2's the other end is connected with electric capacity C2's one end, diode D1's negative pole is connected with the one end of resistance R4, and resistance R4's the other end is connected with electric capacity C2's the other end.
2. The main control circuit of a water purifier as claimed in claim 1, wherein the capacitance value of the capacitor C1 is 0.5 μ F.
3. The main control circuit of a water purifier as claimed in claim 1, wherein the capacitance value of the capacitor C2 is 0.1 μ F.
4. The main control circuit of a water purifier as claimed in claim 1, wherein the resistance of the resistor R1 is 10K Ω.
5. The main control circuit of a water purifier as claimed in claim 1, wherein the resistance of the resistor R2 is 5K Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220355503.0U CN217297329U (en) | 2022-02-22 | 2022-02-22 | Main control circuit of water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220355503.0U CN217297329U (en) | 2022-02-22 | 2022-02-22 | Main control circuit of water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217297329U true CN217297329U (en) | 2022-08-26 |
Family
ID=82929464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220355503.0U Active CN217297329U (en) | 2022-02-22 | 2022-02-22 | Main control circuit of water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217297329U (en) |
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2022
- 2022-02-22 CN CN202220355503.0U patent/CN217297329U/en active Active
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