WO2019014797A1

WO2019014797A1 - Control circuit for circularly switching ceiling lamp and spotlight, and working method therefor

Info

Publication number: WO2019014797A1
Application number: PCT/CN2017/093055
Authority: WO
Inventors: 肖志蓝
Original assignee: 肖志蓝
Priority date: 2017-07-15
Filing date: 2017-07-15
Publication date: 2019-01-24

Abstract

Disclosed are a control circuit for circularly switching a ceiling lamp and a spotlight, and a working method therefor. The control circuit comprises a support, and a ceiling lamp (1, LED1) and a plurality of spotlights (2, LED2) connected in series which are arranged on the support, the spotlights (2, LED2) being respectively arranged at two sides of the ceiling lamp (1, LED1); and further comprises a control circuit for controlling the switching of the ceiling lamp (1, LED1) and the plurality of spotlights (2, LED2), wherein the control circuit comprises a first switch (Q101) connected to the ceiling lamp (1, LED1), a second switch (Q102) connected to the spotlights (2, LED2), a control module (3) for individually controlling the switching-on and switching-off of the first switch (Q101) and the second switch (Q102), a storage module (4) for recording circuit operation information before the control circuit is switched off, and a power source module (5), the first switch (Q101) and the second switch (Q102) are respectively electrically connected to an output end of the control module (3), and the power source module (5) is respectively electrically connected to the storage module (4) and the control module (3). The present invention realizes the circular lighting-up and switching-off of the spotlights (2, LED2) and the ceiling lamp (1, LED1), has a simple circuit, a good usage effect and low cost, and can excellently complete the control of the spotlights (2, LED2) and the ceiling lamp (1, LED1).

Description

Control circuit for circulating switching ceiling lamp and spotlight and working method thereof

Technical field

The invention relates to the technical field of LED lamp control circuits, in particular to a control circuit for cyclically switching ceiling lamps and spotlights and a working method thereof.

Background technique

In many stage performances, a large number of ceiling lamps and spotlights are needed to decorate the bright effect of the scene. At this time, the ceiling light and the spotlight need to be alternately turned on and off, but the existing ceiling lamps and spotlights need separate circuits. Controlling the lighting and closing of the ceiling lamp and the spotlight, that is, the cycle of the ceiling lamp and the spotlight cannot be controlled to be alternately illuminated by one switch, which requires two switches to respectively control the lighting and the closing of the ceiling lamp and the spotlight to the user. It causes a lot of trouble in use.

Summary of the invention

In view of the deficiencies of the prior art, an object of the present invention is to provide a control circuit for cyclically switching a ceiling lamp and a spotlight and a method for operating the same.

In order to achieve the above object, the present invention provides a control circuit for cyclically switching a ceiling lamp and a spotlight, comprising: a bracket and a ceiling lamp disposed on the bracket and a plurality of spotlights connected in series, wherein the spotlights are respectively set And a control circuit for controlling the ceiling lamp and the plurality of spotlights, wherein the control circuit includes a first switch connected to the ceiling lamp and a second switch connected to the spotlight a control module for separately controlling opening and closing of the first switch and the second switch, a storage module for recording circuit action information before the power failure of the control circuit, and a power module; the first switch and the second switch are respectively associated with the control module The output end is electrically connected; the power module is electrically connected to the storage module and the control module respectively.

Further, the method further includes an element module, wherein the component module includes a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, a first thyristor, a second thyristor, and a capacitor .

Further, the power module is a single-chip microcomputer having an 8-pin, wherein the 1 pin of the single chip is VDD, the 2 pin is SDA, the 3 pin is SCL, the 4 pin is NC, the 5 pin is OUT1, the 6 pin is OUT2, and the 7 pin is JC, 8 feet is VSS; the memory module is an 8-pin memory chip, wherein the memory chip has 1 pin A0, 2 pin A1, 3 pin A2, 4 pin VSS, 5 pin SDA, 6 pin. For SCL, 7 is WP and 8 is VCC; the power module includes a power switch with power supply and control power on and off.

Further, the power source is respectively connected to the capacitor, the 8 pin of the memory chip, the first resistor and the 1 pin of the single chip, and the capacitor is respectively connected to the 1st, 2nd, 3rd, 4th, 7th and the ground of the memory chip. The first resistor is respectively connected to the 5 pin of the memory chip and the 2 pin of the single chip microcomputer, and the 6 pin of the memory chip is connected to the 3 pin of the single chip; the 8 pin of the single chip microcomputer Grounding, the 7 pin of the single chip is connected with the power switch for detecting the opening and closing signal of the power switch, and the 6 pins of the single chip are respectively connected with the anode and the third resistor of the second thyristor, and the 5 pins of the single chip are respectively connected with the anode of the first thyristor Connected to the second resistor; the third resistor is respectively connected to the fifth resistor and the first switch, the first switch is connected to the ceiling lamp, the fifth resistor is respectively connected to the first switch and the ground, and the second resistor is respectively connected to the a fourth resistor connected to the second switch, the second switch is connected to the spotlight; the ceiling lamp is connected to the sixth resistor, the sixth resistor is connected to the control pole of the first thyristor, and the spotlight is connected to the seventh resistor, the first The seven resistors are connected to the control poles of the second thyristors, and the fourth resistors are respectively connected to the cathodes of the first thyristors, the cathodes of the second thyristors, the second switch and the ground.

A working method for cyclically switching a control circuit of a ceiling lamp and a spotlight, the control circuit cyclic switching comprises the following steps:

S1. Turn on the power switch, the 7-pin of the MCU receives and detects the closing signal of the power switch, so that the 6-pin of the MCU controls the first switch to turn on the ceiling lamp; the power switch is turned off, the ceiling lamp is extinguished, and the circuit of the memory chip recording control circuit is powered off. Action information

S2. Turn on the power switch again, the 7-pin of the MCU receives and detects the closing signal of the power switch, and the memory chip transmits the recorded circuit action information to the MCU, so that the 5 pin of the MCU controls the second switch to turn on the spotlight; The spotlight is extinguished, and the memory chip re-records the circuit action information before the control circuit is powered off.

S3. Turn on the power switch again, the 7-pin of the MCU receives and detects the power switch signal, and the memory chip will re-record the circuit action information to the MCU, so that the 5th and 6th pins of the MCU control the first switch and the second switch respectively. The ceiling lamp and the spotlight are turned on; the power switch is turned off, the ceiling lamp and the spotlight are turned off, and the memory chip re-records the circuit action information before the control circuit is powered off, waiting for the power switch operation to be turned on next time to proceed to step S1.

The beneficial effect of the solution is that the cycle between the spotlight and the ceiling lamp can be alternately turned on and off by switching between input and disconnection of a power source, and the first switch is used to control the lighting and closing of the ceiling lamp, and the second The switch controls the lighting of the spotlight and turns off, and then controls the first switch and the second switch through the single chip microcomputer, and then cooperates with the memory chip to memorize the last operation after the power is cut off, thereby realizing the cycle of the spotlight and the ceiling lamp to turn off, the circuit Simple, good use, low cost, and good control of spotlights and ceiling lamps.

DRAWINGS

Figure 1 is an overall structural view of the present invention.

2 is a block diagram of a control circuit of the present invention.

3 is a circuit diagram of a control circuit of the present invention.

Among them, 1-ceiling lamp, 2-lighting lamp, 3-control module, 4-storage module, 5-power module, 6-element module.

Detailed ways

The present invention will be further described below in conjunction with specific embodiments:

Referring to FIG. 1 to FIG. 3, a circuit for switching a ceiling lamp and a spotlight includes a bracket and a ceiling lamp 1 disposed on the bracket and a plurality of spotlights 2 connected in series, and the plurality of spotlights 2 respectively Provided on both sides of the ceiling lamp 1; further comprising a control circuit for controlling the switching of the ceiling lamp (1) and the plurality of spotlights (2), wherein the control circuit comprises a first connection with the ceiling lamp (1) a switch, a second switch connected to the spotlight (2), a control module for separately controlling the opening and closing of the first switch and the second switch, a storage module 4 for recording circuit action information before the power failure of the control circuit, and a power module 5 and the component module 6; the first switch and the second switch are respectively electrically connected to the output end of the control module; the power module 5 is electrically connected to the storage module and the control module respectively. The component module 6 includes a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, a first thyristor, a second thyristor, and a capacitor. The power module 5 is a single-chip microcomputer with 8 pins, wherein the 1 pin of the single chip is VDD, the 2 pin is SDA, the 3 pin is SCL, the 4 pin is NC, the 5 pin is OUT1, the 6 pin is OUT2, and the 7 pin is JC. 8 is VSS; the memory module 4 is an 8-pin memory chip, wherein the memory chip has 1 pin A0, 2 pin A1, 3 pin A2, 4 pin VSS, 5 pin SDA, 6 pin. For SCL, pin 7 is WP and pin 8 is VCC; the power module 5 includes a power switch with a power supply and a control power on and off.

The reference numerals in FIG. 3 are described: a single chip U101, a memory chip U102, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, and a seventh resistor. R7, first switch Q101, second switch Q102, first thyristor SCR1, second thyristor SCR2 and capacitor C.

In the control circuit of Fig. 3, LED 1 is a ceiling lamp 1, LED 2 is a spotlight 2, and OGND is grounded. In the circuit, a plurality of spotlights 2 are connected in series, and are represented by only one LED 2 in FIG. 2. In this embodiment, there are four spotlights 2, and four spotlights 2 are respectively disposed on both sides of the ceiling lamp 1, and the ceiling lamp is respectively 1 and the spotlight 2 are respectively mounted on the same bracket.

The power supply is respectively connected to the capacitor C, the 8 pin of the memory chip U102, the first resistor R1 and the 1 pin of the single chip U101, and the capacitor C is respectively connected to the 1st, 2nd, 3rd, 4th, 7th and ground of the memory chip U102, the first a resistor R1 is respectively connected to the 5 pin of the memory chip U102 and the 2 pin of the single chip U101, and the 6 pin of the memory chip U102 is connected to the 3 pin of the single chip U101;

The 8-pin of the single-chip microcomputer U101 is grounded, the 7-pin of the single-chip U101 is connected to the power switch signal P10, the 6-pin of the single-chip U101 is connected to the anode A and the third resistor R3 of the second thyristor SCR2, respectively, and the 5 pins of the single-chip U101 are respectively connected to the first thyristor SCR1. The anode A and the second resistor R2; the third resistor R3 is connected to the fifth resistor R5 and the first switch Q101, respectively, the first switch Q101 is connected to the ceiling lamp 1, and the fifth resistor R5 is connected to the first switch Q101 and the ground, the second resistor R2 Connect the fourth resistor R4 and the second switch Q102 respectively, the second switch Q102 is connected to the spotlight 2; the ceiling lamp 1 is connected to the sixth resistor R6, the sixth resistor R6 is connected to the control pole G of the first thyristor SCR1, and the spotlight 2 is connected to the seventh Resistor R7, seventh The resistor R7 is connected to the gate electrode G of the second thyristor SCR2, and the fourth resistor R4 is connected to the cathode K of the first thyristor SCR1, the cathode K of the second thyristor SCR2, the second switch Q102 and the ground.

The memory chip U102 is used to memorize the last operation after the power is turned off. The pin 1 of the memory chip U102 is A0, the 2 pin is A1, the 3 pin is A2, the 4 pin is VSS, the 5 pin is SDA, and the 6 pin is SCL. 7 feet are WP, 8 feet are VCC, and the memory chip type is HE24C2; and the single chip U101 can be regarded as a control chip for controlling the first switch Q101 and the second switch Q102 in the circuit, and the pin 1 of the single chip U101 is VDD 2 is SDA, 3 is SCL, 4 is NC, 5 is OUT1, 6 is OUT2, 7 is JC, 8 is VSS, and the model of the MCU is FC105A-V1.3.

The cycle of the ceiling lamp 1 and the spotlight 2 of the embodiment is turned on and off:

When there is no voltage input in the control circuit when the power switch is not turned on, neither the ceiling lamp 1 nor the spotlight 2 is illuminated;

The working method of the control circuit cyclic switching is described, including the following steps:

Step 1: When the power switch is turned on for the first time, the power input voltage V+, the pin 7 of the single chip of the U101 detects the closing signal P10 of the power switch, and then the detected closed signal is controlled by the internal operation of the single chip, so that the single chip M101 controls the 6 feet to control The first switch Q101 is turned on, so that the ceiling lamp 1 is illuminated, and at this time, the 5th pin of the single chip U101 does not control the second switch Q102 to be turned on, so that the spotlight 2 does not light up; when the power switch is turned off for the first time, the ceiling lamp (1) ), and the memory chip U102 records the circuit action information before the control circuit is powered off (that is, the 6-pin control of the single-chip microcomputer U101 controls the first switch Q101 to open, so that the ceiling lamp 1 is illuminated).

Step 2: Turn on the power switch for the second time, the power input voltage V+, the pin 7 of the single chip of the U101 receives and detects the closing signal P10 of the power switch. At this time, the memory chip U102 will send a signal to the single chip U101 (the signal is the 6-pin control of the single chip U101) The first switch Q101 is turned on to make the ceiling lamp 1 light up, and then the single chip U101 passes the two signals received by the internal operation of the single chip microcomputer, so that the single chip M101 controls the 5 feet to control the second switch Q102 to open, so that the spotlight 2 is turned on. Bright, and at this time, the 6-pin of the single-chip microcomputer U101 does not control the first switch Q101 to open, so that the ceiling lamp 1 does not light up; when the power switch is turned off for the second time, the spotlight (2) goes out, and the memory chip U102 re-records the control circuit to be powered off. The previous circuit action information (that is, the 5-pin control of the single-chip microcomputer U101 controls the second switch Q102 to open, so that the spotlight 2 is illuminated).

Step 3: Turn on the power switch for the third time, the power input voltage V+, the 7 pin of the single chip U101 receives and detects the power switch signal P10. At this time, the memory chip U102 will send a signal to the single chip U101 (the signal is the 5 pin control of the single chip U101) The switch Q102 is turned on to make the spotlight 2 illuminate), and then the signal received by the single chip microcomputer U101 is controlled by the internal processing of the single chip microcomputer, so that the single chip M101 controls the 5 pin and controls the 6 pin, thereby controlling the first switch Q101 and the second switch Q102 to be turned on. The ceiling lamp 1 and the spotlight 2 are both turned on; when the power switch is turned off for the third time, the ceiling lamp 1 and the spotlight 2 are turned off, and the memory chip U102 re-records the circuit action information before the control circuit is powered off (ie, the memory U101 is memorized) of 5 feet and 6 feet control the first switch Q101 and the second switch Q102 are turned on, so that the ceiling lamp 1 and the spotlight 2 are both turned on); when the power switch is turned on for the fourth time, the action of turning on the power switch for the first time is repeated. That is, only the ceiling lamp 1 is turned on when the power switch is turned on for the fourth time; the cycle is performed in

steps

1, 2, and 3 to complete the cycle of the ceiling lamp 1 and the spot lamp 2 to be turned off.

The embodiments described above are only preferred embodiments of the invention and are not intended to limit the invention in any way. Any and all possible variations and modifications of the technical solutions of the present invention may be made by those skilled in the art without departing from the scope of the present invention. Therefore, equivalent equivalent changes made in accordance with the teachings of the present invention should be included in the scope of the present invention.

Claims

A control circuit for cyclically switching a ceiling lamp and a spotlight, comprising a bracket and a ceiling lamp (1) disposed on the bracket and a plurality of spotlights (2) connected in series, the spotlights (2) being respectively disposed on the ceiling lamp (1) Both sides; characterized in that it further comprises a control circuit for controlling the switching of the ceiling lamp (1) and the plurality of spotlights (2), wherein the control circuit comprises a connection with the ceiling lamp (1) a first switch, a second switch connected to the spotlight (2), a control module (3) for separately controlling the opening and closing of the first switch and the second switch, and a storage for recording circuit action information before the control circuit is powered off The module (4) and the power module (5); the first switch and the second switch are respectively electrically connected to the output end of the control module (3); the power module (5) is respectively connected with the storage module and the control module (3) ) Phase electrical connection.
A control circuit for cyclically switching a ceiling lamp and a spotlight according to claim 1, further comprising an element module (6), wherein the component module (6) comprises a first resistor, a second resistor, and a third a resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, a first thyristor, a second thyristor, and a capacitor.
A control circuit for cyclically switching ceiling lamps and spotlights according to claim 1, wherein said power module (5) is a single-chip microcomputer having eight pins, wherein one pin of the single chip is VDD and the second pin is SDA. 3 is SCL, 4 is NC, 5 is OUT1, 6 is OUT2, 7 is JC, 8 is VSS; the memory module (4) is 8-pin memory chip, of which memory chip 1 pin is A0, pin 2 is A1, pin 3 is A2, pin 4 is VSS, pin 5 is SDA, pin 6 is SCL, pin 7 is WP, pin 8 is VCC; the power module (5) includes power supply And the power switch that controls the power on and off.
The control circuit for cyclically switching ceiling lamps and spotlights according to claim 1 or 2 or 3, wherein the power source is respectively connected to a capacitor, a pin of the memory chip, a first resistor, and a pin of the single chip microcomputer. The capacitors are respectively connected to pins 1, 2, 3, 4, and 7 of the memory chip and the ground. The first resistors are respectively connected to the 5 pins of the memory chip and the 2 pins of the single chip, and the 6 pins of the memory chip. Connect the 3 pin of the single chip; the 8 pin of the single chip is grounded, the 7 pin of the single chip is connected with the power switch for detecting the opening and closing signal of the power switch, and the 6 pins of the single chip are respectively connected with the anode and the third resistor of the second thyristor The fifth leg of the single chip is respectively connected with the anode of the first thyristor and the second resistor; the third resistor is respectively connected with the fifth resistor and the first switch, and the first switch is connected to the ceiling lamp (1), and the fifth resistor is respectively Connecting the first switch to the ground, the second resistor is respectively connected to the fourth resistor and the second switch, the second switch is connected to the spotlight (2); the ceiling lamp (1) is connected to the sixth resistor, the sixth a resistor connected to the control electrode of the first thyristor The spotlight (2) connected to a seventh resistor, a seventh resistor connected to the control electrode of the second thyristor, the fourth resistor are connected to the cathode of the first thyristor, the cathode of the second thyristor, a second switch and ground.
A method for operating a control circuit for a cyclically switching ceiling lamp and a spotlight according to any of claims 1-4, characterized in that the cyclic switching of the control circuit comprises the following steps:

S1. Turn on the power switch, the 7-pin of the MCU receives and detects the closing signal of the power switch, so that the 6-pin control of the MCU A switch turns on the ceiling lamp (1); when the power switch is turned off, the ceiling lamp (1) is turned off, and the memory chip records the circuit action information before the control circuit is powered off;

S2. Turn on the power switch again, the 7-pin of the MCU receives and detects the closing signal of the power switch, and the memory chip transmits the recorded circuit action information to the MCU, so that the 5th pin of the MCU controls the second switch to turn on the spotlight (2); Turn off the power switch, the spotlight (2) goes out, and the memory chip re-records the circuit action information before the control circuit is powered off;

S3. Turn on the power switch again, the 7-pin of the MCU receives and detects the power switch signal, and the memory chip will re-record the circuit action information to the MCU, so that the 5th and 6th pins of the MCU control the first switch and the second switch respectively. Turn on the ceiling lamp (1) and the spotlight (2); turn off the power switch, the ceiling lamp (1) and the spotlight (2) are off, and the memory chip re-records the circuit action information before the control circuit is powered off, waiting for the next power to be turned on. The switch operates to perform step S1.