CN203870120U - Generator rotating speed detection controller - Google Patents
Generator rotating speed detection controller Download PDFInfo
- Publication number
- CN203870120U CN203870120U CN201420080327.XU CN201420080327U CN203870120U CN 203870120 U CN203870120 U CN 203870120U CN 201420080327 U CN201420080327 U CN 201420080327U CN 203870120 U CN203870120 U CN 203870120U
- Authority
- CN
- China
- Prior art keywords
- circuit
- generator
- control chip
- electrically connected
- resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Control Of Eletrric Generators (AREA)
Abstract
The utility model discloses a generator rotating speed detection controller. The generator rotating speed detection controller comprises a power supply processing circuit, a button circuit, a display circuit, a rotating speed signal processing circuit, a signal adjusting circuit, an alarm circuit and a master control chip. The input end of the power supply processing circuit is electrically connected with the output end of the storage battery voltage of the generator. The output end of the power supply processing circuit is electrically connected with the master control chip. The input end of the rotating speed signal processing circuit is electrically connected with the output voltage of the generator. The output end of the rotating speed signal processing circuit is electrically connected with the input end of the signal adjusting circuit. The output end of the signal adjusting circuit is electrically connected with the master control chip. The button circuit is electrically connected with the input end of the master control chip. The output end of the master control chip is electrically connected with the display circuit and the alarm circuit respectively. Real-time detection of the rotating speed of the generator during working hours through the master control chip is achieved, and display is carried out through the display circuit. When an abnormal rotating speed is detected, an alarm signal is outputted to the alarm circuit and is given to the alarm for alarming. Real-time detection and control of the rotating speed of the generator are achieved.
Description
Technical field
The utility model relates to a kind of controller that detects, and is specifically related to a kind of generator speed and detects controller.
Background technology
Traditional generator only has Displaying Meter, and the operational factor of generator is shown, the not monitoring function to generator, when the rotating speed of generator occurs that when abnormal, staff cannot find timely.
Summary of the invention
For the deficiencies in the prior art, the utility model provides a kind of generator negative voltage monitor controller, and this controller is measured, shows and monitor generator negative voltage.
To achieve these goals, the technical scheme that this method adopts is as follows:
Generator speed detects controller, comprises power supply processing circuit, key circuit, display circuit, tach signal treatment circuit, signal adjustment circuit, warning circuit and main control chip.
The input end of described power supply processing circuit is electrically connected with the output terminal of generator battery voltage, and the output terminal of power supply processing circuit is electrically connected with main control chip.
The input end of described tach signal treatment circuit is electrically connected with generator output voltage, and the output terminal of tach signal treatment circuit is electrically connected with signal adjustment circuit input end, and signal adjustment circuit output terminal is electrically connected with main control chip.
Described key circuit is electrically connected with main control chip input end, and the output terminal of main control chip is display circuit and warning circuit electrical connection respectively.
Adopt technical solutions of the utility model, there is following beneficial effect:
The utility model is by being electrically connected tach signal treatment circuit with generator output voltage, tach signal treatment circuit detects the frequency of generator output voltage, obtain generator speed signal, and this tach signal is sent to signal adjustment circuit, after signal adjustment circuit adjustment, send to main control chip, rotating speed when realizing main control chip generator being worked detects in real time, and show by display circuit, in the time detecting that rotating speed is abnormal, report to the police to alarm to warning circuit output alarm signal.Real-time detection, control to generator speed are realized.
Brief description of the drawings
Fig. 1 is the functional block diagram of display control unit in the utility model preferred embodiments;
Fig. 2 is the circuit diagram of a kind of preferred embodiments key circuit shown in Fig. 1;
Fig. 3 is the circuit diagram of a kind of preferred embodiments power supply processing circuit shown in Fig. 1;
Fig. 4 is the circuit diagram of a kind of preferred embodiments generator speed signal processing circuit shown in Fig. 1;
Fig. 5 is the circuit diagram of a kind of preferred embodiments signal adjustment circuit shown in Fig. 1;
Fig. 6 is the circuit diagram of a kind of preferred embodiments display circuit shown in Fig. 1;
Fig. 7 is the circuit diagram of a kind of preferred embodiments warning circuit shown in Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Referring to Fig. 1, generator speed detects controller, comprises power supply processing circuit, key circuit, display circuit, tach signal treatment circuit, signal adjustment circuit, warning circuit and main control chip.The input end of power supply processing circuit is electrically connected with the output terminal of generator battery voltage, and the output terminal of power supply processing circuit is electrically connected with main control chip; It is whole system power supply that generator battery voltage is converted to each circuit voltage by power supply processing circuit.The input end of tach signal treatment circuit is electrically connected with generator output voltage, and the output terminal of tach signal treatment circuit is electrically connected with signal adjustment circuit input end, and signal adjustment circuit output terminal is electrically connected with main control chip; Tach signal treatment circuit detects the frequency of generator output voltage, is converted to tach signal, and tach signal is sent to signal adjustment circuit adjustment, and the tach signal after adjustment sends to main control chip.Key circuit is electrically connected with main control chip input end, and the output terminal of main control chip is display circuit and warning circuit electrical connection respectively.
Referring to Fig. 2: this keystroke handling circuit comprises switch, one end ground connection of switch, the other end is connected to resistance R 12, R17, another termination 5V power supply of resistance R 12.The other end of resistance R 17 is connected to capacitor C 7 and button KEY1, capacitor C 7 other end ground connection, and the push button signalling of button KEY1 is exported to main control chip.
Referring to Fig. 3: power supply processing circuit comprises diode D1, the anodic bonding of diode D1 is to generator battery voltage, the negative electrode of diode D1 is connected with capacitor C 3, EC3 positive pole, resistance R 1, triode Q2 and Q1 collector, and the other end of capacitor C 3 and EC3 is ground connection respectively.Resistance R 1 other end connects diode DZ1 negative electrode, triode Q2 base stage, diode DZ1 plus earth.Triode Q2 emitter connecting triode Q1 base stage, triode Q1 emitter connects electric capacity EC1 positive pole, C1, power supply chip V
iNend and 9V power supply.Electric capacity EC1 and the C1 other end be ground connection respectively.Power supply chip GND holds ground connection, V
oUTtermination capacitor EC2 positive pole, C2 and 5V power supply.Electric capacity EC2, C2 other end ground connection respectively.
Referring to Fig. 4: generator the first voltage output end ACIN2 connects diode D2 anode, diode D2 negative electrode contact resistance R3 one end, resistance R 3 other end contact resistance R4 one end, resistance R 4 other end contact resistance R5 one end, resistance R 5 other ends connect the input anode of diode D3 negative electrode and photoelectrical coupler U2.Anodic bonding generator the second output voltage terminal ACIN1 of diode D3 and the input negative terminal of photoelectrical coupler U2.The grounded emitter of photoelectrical coupler U2.One end and main control chip that the collector of photoelectrical coupler U2 is connected to pull-up resistor R2 detect frequency pin, another termination 5V power supply of pull-up resistor R2.The base stage of photoelectrical coupler U2 connects capacitor C 4 one end, capacitor C 4 other end ground connection.
Referring to Fig. 5: in this Circuit tuning, generator positive revolution input capacitance C6 and resistance R 7 one end, capacitor C 6 another termination powers ground.Resistance R 7 another termination capacitor C 7 and resistance R 8 one end, capacitor C 7 another termination power ground.Resistance R 8 other end connecting resistance R9, triode D4 collector and capacitor C 5 one end, resistance R 9 other end ground connection, triode D4 base stage and grounded emitter.Capacitor C 5 other ends are connected to resistance R 6, R10 and operational amplifier U4A end of oppisite phase, resistance R 6 another termination 5V power supplys, resistance R 10 other end ground connection.The negative revolution signal input capacitance C9 of generator and resistance R 13, capacitor C 9 another termination power ground.Resistance R 13 another termination capacitor C 10 and resistance R 14 one end, capacitor C 10 other end ground connection.Resistance R 14 other end connecting resistance R15, triode D5 collector and capacitor C 8 one end, resistance R 15 other end ground connection, triode D5 base stage and emitter one end ground connection.Capacitor C 8 other end connecting resistance R12, R16, R17 and operational amplifier U4A in-phase end, resistance R 12 another termination 5V power supplys, resistance R 16 other end ground connection.Operational amplifier U4A node 8 connects 5V power supply and resistance R 11, and the output termination main control chip of the other end of resistance R 11, R17 and operational amplifier U4A detects revolution pin.
Referring to Fig. 6: display circuit comprises charactron DIS1, the 3rd of charactron, main control chip drives the display driver circuit of current-limiting resistance (R13 ~ R15), triode (Q2 ~ Q4) composition.
Display circuit also comprises digital display pilot lamp (D1 ~ D36), charactron (DIS1), and the 4th of charactron, main control chip drives the display driver circuit of current-limiting resistance (R5 ~ R8, R13), integrated drive chips U1 composition.
Referring to Fig. 7: warning circuit comprises triode Q1 and electromagnetic relay, is connected after triode Q1 base series resistor R4 with alerting signal input end.The grounded emitter of triode Q1, the collector of triode Q1 connects high level after connecting with the coil of electromagnetic relay, and the collector of triode Q1 is also connected with the positive pole of diode D2, and the negative pole of this diode D2 connects high level.The normal open switch of electromagnetic relay is connected with alarm signal output ends.
In the present embodiment, main control chip can be that a model is the chip of STM8S, or other singlechip chips.
Finally it should be noted that, above embodiment is only in order to the technical solution of the utility model to be described but not restriction technologies scheme, although applicant has been described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or are equal to replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. generator speed detects controller, it is characterized in that, comprises power supply processing circuit, key circuit, display circuit, tach signal treatment circuit, signal adjustment circuit, warning circuit and main control chip;
The input end of described power supply processing circuit is electrically connected with the output terminal of generator battery voltage, and the output terminal of power supply processing circuit is electrically connected with main control chip;
The input end of described tach signal treatment circuit is electrically connected with generator output voltage, and the output terminal of tach signal treatment circuit is electrically connected with signal adjustment circuit input end, and signal adjustment circuit output terminal is electrically connected with main control chip;
Described key circuit is electrically connected with main control chip input end, and the output terminal of main control chip is display circuit and warning circuit electrical connection respectively.
2. generator speed according to claim 1 detects controller, it is characterized in that, described generator the first voltage output end ACIN2 connects diode D2 anode, diode D2 negative electrode resistance in series R3 successively, resistance R 4, after resistance R 5, be connected with the input anode of photoelectrical coupler U2, the input negative terminal of this photoelectrical coupler U2 is connected with described generator second voltage output terminals A CIN1, the collector of described photoelectrical coupler U2 is electrically connected with described main control chip, the collector of this photoelectrical coupler U2 is also connected after pull-up resistor R2 and is connect high level, the grounded emitter of this photoelectrical coupler U2.
3. generator speed according to claim 1 detects controller, it is characterized in that, described signal adjustment circuit comprises operational amplifier U4A, and generator output plus terminal is connected with the end of oppisite phase of described operational amplifier U4A after resistance in series R7, resistance R 8, capacitor C 5 successively;
Generator output negative terminal is connected with the positive terminal of described operational amplifier U4A after resistance in series R13, resistance R 14 and capacitor C 8 respectively, is also in series with respectively resistance R 12 and resistance R 16 between the positive terminal of this operational amplifier U4A and ground;
The output terminal of described operational amplifier U4A is electrically connected with main control chip, and the output terminal of this operational amplifier U4A also connects positive voltage after resistance in series R11.
4. generator speed according to claim 1 detects controller, it is characterized in that, the model of described main control chip is STM8S.
5. generator speed according to claim 1 detects controller, it is characterized in that, described warning circuit comprises triode Q1 and electromagnetic relay, after described triode Q1 base series resistor R4, be connected with alerting signal input end, the grounded emitter of described triode Q1, the collector of triode Q1 connects high level after connecting with the coil of described electromagnetic relay, and the collector of described triode Q1 is also connected with the positive pole of diode D2, and the negative pole of this diode D2 connects high level; The normal open switch of described electromagnetic relay is connected with alarm signal output ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080327.XU CN203870120U (en) | 2014-02-25 | 2014-02-25 | Generator rotating speed detection controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080327.XU CN203870120U (en) | 2014-02-25 | 2014-02-25 | Generator rotating speed detection controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203870120U true CN203870120U (en) | 2014-10-08 |
Family
ID=51651060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420080327.XU Expired - Fee Related CN203870120U (en) | 2014-02-25 | 2014-02-25 | Generator rotating speed detection controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203870120U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105517309A (en) * | 2014-10-16 | 2016-04-20 | 锐珂（上海）医疗器材有限公司 | Anode rotating speed detection of X-ray generator |
| CN108427009A (en) * | 2018-04-19 | 2018-08-21 | 核工业理化工程研究院 | A kind of special signal detection circuit, motor speed measuring system and detection method |
| CN112290930A (en) * | 2020-10-22 | 2021-01-29 | 珠海格力电器股份有限公司 | Key detection circuit and household appliance |
-
2014
- 2014-02-25 CN CN201420080327.XU patent/CN203870120U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105517309A (en) * | 2014-10-16 | 2016-04-20 | 锐珂（上海）医疗器材有限公司 | Anode rotating speed detection of X-ray generator |
| CN105517309B (en) * | 2014-10-16 | 2018-06-29 | 锐珂（上海）医疗器材有限公司 | The anode Rotating speed measring of x ray generator |
| CN108427009A (en) * | 2018-04-19 | 2018-08-21 | 核工业理化工程研究院 | A kind of special signal detection circuit, motor speed measuring system and detection method |
| CN108427009B (en) * | 2018-04-19 | 2024-09-13 | 核工业理化工程研究院 | Special signal detection circuit, motor rotating speed measurement system and detection method |
| CN112290930A (en) * | 2020-10-22 | 2021-01-29 | 珠海格力电器股份有限公司 | Key detection circuit and household appliance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204287446U (en) | A kind of power-fail detection circuit | |
| CN203522143U (en) | Motor stalling detection circuit | |
| CN202133763U (en) | Power supply fault detection information system | |
| CN204347214U (en) | A kind of injection type power generator carbon brush contact detecting apparatus | |
| CN203870120U (en) | Generator rotating speed detection controller | |
| CN203422459U (en) | Weak-current machine room battery power operation state remote detection system | |
| CN204167880U (en) | Battery pack overheat protector power supply circuits | |
| CN201789406U (en) | Switching power supply | |
| CN204349330U (en) | Self-check type state indicator | |
| CN204166400U (en) | A kind of low-power consumption level alarm for water | |
| CN203572908U (en) | Power-failure status detection alarm circuit | |
| CN203339676U (en) | Reverse-connection and short-circuit protection circuit for batteries | |
| CN202495147U (en) | Wireless remote control device with low-voltage alarm circuit | |
| CN202633911U (en) | Frequency converter fault protection automatic reset apparatus | |
| CN205176699U (en) | Distribution data acquisition device | |
| CN211554286U (en) | Drop switch monitoring terminal | |
| CN201828604U (en) | Direct-current insulation monitoring device | |
| CN104316131A (en) | Water level alarm capable of continuously working for long time | |
| CN204215210U (en) | For the automatic control circuit of power distribution cabinet internally-fixed fly-ash separator | |
| CN203706347U (en) | Multi-function alarm device | |
| CN203490637U (en) | Power supply state monitoring alarm circuit used for computer | |
| CN205248901U (en) | Two switching of power temperature monitoring protection device | |
| CN203984287U (en) | Generator negative voltage monitor controller | |
| CN205229863U (en) | Atmospheric control circuit based on protection of temperature humidity | |
| CN205843810U (en) | Wireless vibration sensor based on wifi communication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141008 Termination date: 20180225 |