CN2711743Y - Self-check indicated start press button device - Google Patents
Self-check indicated start press button device Download PDFInfo
- Publication number
- CN2711743Y CN2711743Y CN 200420063233 CN200420063233U CN2711743Y CN 2711743 Y CN2711743 Y CN 2711743Y CN 200420063233 CN200420063233 CN 200420063233 CN 200420063233 U CN200420063233 U CN 200420063233U CN 2711743 Y CN2711743 Y CN 2711743Y
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- CN
- China
- Prior art keywords
- contact
- static contact
- self
- pin
- emitting diode
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- Expired - Fee Related
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Abstract
The utility model relates to an automatically detecting and displaying device of a circuit, particularly a self-check displaying start button device. The utility model is characterized in that a bottom frame (1) is fixedly connected to a red light-emitting diode (D1) and a green light-emitting diode (D2), two poles of the red light-emitting diode (D1) are respectively connected with feet 3, 4 of a current mutual inductor (B), and feet 1, 2 of the current mutual inductor (B) are respectively connected with one end of a static wafer (10) and one end of a static wafer (7); two poles of the green light-emitting diode (D2) are respectively connected with one end of a resistor (R) and one end of a capacitor (C), the other end of the resistor (R) is connected with one end of a static wafer (4), and the other end of the capacitor (C) is connected with one end of the static wafer; a foot 9 of a stop button (TA) is connected with a C-phase electrical source of an air switch (QF), a foot 10 is connected with the foot 1 of the current mutual inductor (B), and the foot 2 of the current mutual inductor (B) is connected with the static wafer (7) of a self-preservation contact (CJ1) of a start button (QA). The utility model has the advantages of simple structure, low cost, safety and reliability, convenient use, convenient maintenance, time saving and labor saving; the utility model automatically displays whether faults exist or not, and automatic control is achieved.
Description
Technical field: the utility model relates to the automatic detection display device of circuit, is specially a kind of self check and shows starting button apparatus.
Background technology: at present, show that in the magnetic starter circuit for remotely controlling of China duty, the motor operating state of trigger needs to finish with the auxiliary contact and the control line of contactor, the control loop integrity can't show.All need the technician to remove check measurement, very right and wrong time, waste of manpower and material resources.
Summary of the invention: the purpose of this utility model be to provide a kind of simple in structure, with low cost, safe and reliable, easy to use, easy to maintenance, show trouble-free self check automatically and show starting button apparatus.The purpose of this utility model is achieved in that it comprises underframe (1), panel (2), spring (3), static contact (4), fixed screw (5), movable contact spring (6), static contact (7), movable contact spring (8), static contact (9), static contact (10), through wires hole (11), Red LED1 (D1), green light emitting diode (D2), stop button (TA), start button (QA), resistance (R), capacitor (C), current transformer (B), self-keeping contact (CJ1), contactor coil (CJ), electrothermal relay contact (RJ1), relay (RJ), air switch (QF).On underframe (1), be fixedly connected with Red LED1 (D1), green light emitting diode (D2), the two poles of the earth of Red LED1 (D1) respectively with 3 of current transformer (B), 4 pin connect, 1 of current transformer (B), 2 pin are connected with an end of static contact (10) respectively, one end of static contact (7) connects, the two poles of the earth of green light emitting diode (D2) respectively with resistance (R), each end of capacitor (C) connects, the other end of resistance (R) is connected with an end of static contact (4), one end of capacitor (C) is connected with an end of static contact (7), 9 pin of stop button (TA) and air switch (QF) C power supply connection mutually, 1 pin of 10 pin and current transformer (B), 2 pin of current transformer (B) are connected with start button (QA) self-keeping contact (CJ1) static contact (7), contactor coil (CJ) end and start button (QA), self-keeping contact (CJ1), one end of static contact (4) connects, the other end of contactor coil (CJ) is connected with electrothermal relay contact (RJ1), and the B of the other end of electrothermal relay contact (RJ1) and air switch (QF) power supply mutually connects.The utility model has the advantages that: simple in structure, with low cost, safe and reliable, easy to use, easy to maintenance, show non-fault automatically, time saving and energy saving, reach automatic control.
Description of drawings: Fig. 1 is the utility model panel construction principle schematic; Fig. 2 is the utility model panel construction principle B---B diagrammatic cross-section; Fig. 3 is the utility model panel construction principle A---A diagrammatic cross-section; Fig. 4 is the utility model electricity principle schematic.
Embodiment: on underframe (1), be fixedly connected with Red LED1 (D1), green light emitting diode (D2), the two poles of the earth of Red LED1 (D1) respectively with 3 of current transformer (B), 4 pin connect, 1 of current transformer (B), 2 pin are connected with an end of static contact (10) respectively, one end of static contact (7) connects, on underframe (1), be fixedly connected with Red LED1 (D1), green light emitting diode (D2), the two poles of the earth of Red LED1 (D1) respectively with 3 of current transformer (B), 4 pin connect, 1 of current transformer (B), 2 pin are connected with an end of static contact (10) respectively, one end of static contact (7) connects, the two poles of the earth of green light emitting diode (D2) respectively with resistance (R), each end of capacitor (C) connects, the other end of resistance (R) is connected with an end of static contact (4), the other end of capacitor (C) is connected with an end of static contact (7), 9 pin of stop button (TA) and air switch (QF) C power supply connection mutually, 10 pin and current transformer (B), 2 pin of current transformer (B) are connected with an end of start button (QA) self-keeping contact (CJ1) static contact (7), contactor coil (CJ) end and start button (QA), self-keeping contact (CJ1), one end of static contact (4) connects, the other end of contactor coil (CJ) is connected with electrothermal relay contact (RJ1), and the B of the other end of electrothermal relay contact (RJ1) and air switch (QF) power supply mutually connects.The utility model course of work: there is electric operate as normal in the air switch The whole control of closing loop.Press start button (QA), static contact (4), static contact (7) connect conducting, self-keeping contact's self-insurance conducting, and point 7, point 4 are idiostatic, and (D2) no current passes through, and lamp goes out.Contactor coil has electric adhesive.1 pin, 2 pin of current transformer (B) increase by working current, and 3 pin of current transformer (B), 4 pin coupling electric currents increase, and (D1) is bright for Red LED1.Malfunction: contactor coil (CJ) opens circuit, the over current of motor phase failure, and electrothermal relay contact (RJ1) disconnects, and the control loop no current passes through, and Red LED1 (D1), green light emitting diode (D2) all do not work.Halted state: press stop button (TA), self-keeping contact (CJ1) disconnects, the C phase current through stop button (TA) 9 pin, 10 pin, again through 1,2 pin of current transformer (B) again through capacitor (C) to green light emitting diode (D2) to resistance (R), constitute the loop through contactor coil (CJ), electrothermal relay contact (RJ1) to B phase power supply again.The control loop electric current is less than 200ma, and contactor can not move.Green light emitting diode this moment (D2) is bright.
Claims (1)
1, a kind of self check shows starting button apparatus, it comprises underframe (1), panel (2), spring (3), static contact (4), fixed screw (5), movable contact spring (6), static contact (7), movable contact spring (8), static contact (9), static contact (10), through wires hole (11), Red LED1 (D1), green light emitting diode (D2), stop button (TA), start button (QA), resistance (R), capacitor (C), current transformer (B), self-keeping contact (CJ1), contactor coil (CJ), electrothermal relay contact (RJ1), relay (RJ), air switch (QF), it is characterized in that: on underframe (1), be fixedly connected with Red LED1 (D1), green light emitting diode (D2), the two poles of the earth of Red LED1 (D1) respectively with 3 of current transformer (B), 4 pin connect, 1 of current transformer (B), 2 pin are connected with an end of static contact (10) respectively, one end of static contact (7) connects, the two poles of the earth of green light emitting diode (D2) respectively with resistance (R), each end of capacitor (C) connects, the other end of resistance (R) is connected with an end of static contact (4), the other end of capacitor (C) is connected with an end of static contact (7), 9 pin of stop button (TA) and air switch (QF) C power supply connection mutually, 1 pin of 10 pin and current transformer (B), 2 pin of current transformer (B) are connected with start button (QA) self-keeping contact (CJ1) static contact (7), contactor coil (CJ) end and start button (QA), self-keeping contact (CJ1), one end of static contact (4) connects, the other end of contactor coil (CJ) is connected with electrothermal relay contact (RJ1), and the B of the other end of electrothermal relay contact (RJ1) and air switch (QF) power supply mutually connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420063233 CN2711743Y (en) | 2004-08-06 | 2004-08-06 | Self-check indicated start press button device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420063233 CN2711743Y (en) | 2004-08-06 | 2004-08-06 | Self-check indicated start press button device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2711743Y true CN2711743Y (en) | 2005-07-20 |
Family
ID=36192849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420063233 Expired - Fee Related CN2711743Y (en) | 2004-08-06 | 2004-08-06 | Self-check indicated start press button device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2711743Y (en) |
-
2004
- 2004-08-06 CN CN 200420063233 patent/CN2711743Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |