CN218974810U

CN218974810U - Fan lamp control system, fan lamp and indoor ventilation and illumination linkage system

Info

Publication number: CN218974810U
Application number: CN202223239310.8U
Authority: CN
Inventors: 黄海权; 李守平
Original assignee: Shenzhen Yixin Intelligent Electronic Technology Co ltd
Current assignee: Shenzhen Yixin Intelligent Electronic Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-05
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a fan lamp control system, a fan lamp and an indoor ventilation and illumination linkage system applied by the fan lamp control system, wherein the fan lamp control system comprises a mains supply input terminal, an AC/DC circuit, a three-phase switch circuit, an illumination driving circuit, a scene control circuit and a main control chip; the input end of the AC/DC circuit and the lighting driving circuit is connected with the mains supply input terminal, the high-voltage positive output end of the AC/DC circuit supplies power to the three-phase switch circuit, the main control chip controls the scene control circuit, the scene control circuit controls the lighting driving circuit and the three-phase switch circuit, the three-phase lighting driving circuit further comprises a wall switch detection circuit, the detection input end of the wall switch detection circuit is connected with the live wire end of the mains supply input terminal, and the detection output end of the wall switch detection circuit is connected with the scene control circuit. After the wall switch detection circuit detects and counts the switching times of the external switch, the scene control circuit adjusts the three-phase output end and the illumination output end according to the signal, and the adjustment is convenient and rapid.

Description

Fan lamp control system, fan lamp and indoor ventilation and illumination linkage system

Technical Field

The utility model relates to a fan lamp control system, a fan lamp and an indoor ventilation and illumination linkage system using the same, in particular to a fan lamp control system with an internet of things function, a fan lamp and an indoor ventilation and illumination linkage system using the same.

Background

Conventional fan lamps generally include a wall switch, a remote control, a fan lamp controller, a fan assembly, and an illumination lamp assembly. The fan lamp controller comprises a motor driver, a lighting driver and a wireless receiving circuit which is arranged corresponding to the remote controller, and the wall switch has only a main switch or a simple and control lamplight color temperature changing function, and if the lamp is required to be turned on independently, the fan is required to be turned on independently or various scenes are required to be changed, the wall switch is required to be controlled by the remote controller. With the development of science and technology, the fan lamp has increased the internet of things function afterwards, except the remote controller, the fan lamp still accessible WIFI carries out scene conversion with the cell-phone. However, for the old, the use of the smart phone and the remote controller is not convenient enough.

Disclosure of Invention

The utility model provides a fan lamp control system, a fan lamp and an indoor ventilation and illumination linkage system applied to the fan lamp, which are used for solving the problem that the fan lamp in the prior art can only use a remote controller and a mobile phone to perform scene conversion.

The technical scheme of the utility model is realized as follows:

the first object of the utility model is to provide a fan lamp control system, which comprises a group of mains supply input terminals, an AC/DC circuit, a three-phase switch circuit, a lighting drive circuit, a scene control circuit and a main control chip, wherein the input ends of the AC/DC circuit and the lighting drive circuit are connected with the mains supply input terminals, the AC/DC circuit is provided with at least three output ends, each output end comprises a high-voltage positive output end, a low-voltage positive output end and a ground end, the low-voltage positive output end supplies power to the scene control circuit and the main control chip, and the high-voltage positive output end supplies power to the three-phase switch circuit; the signal output part of the main control chip is connected with the signal input part of the scene control circuit, the scene control circuit is provided with a group of illumination control ends which are connected with the illumination driving circuit, the illumination driving circuit is provided with an illumination output end which is used for externally connecting an illumination assembly, the scene control circuit is provided with a group of fan control ends which are connected with the three-phase switch circuit, and the three-phase switch circuit is provided with a three-phase output end which is used for externally connecting the fan assembly, and the three-phase switch circuit is characterized in that: the wall switch detection circuit is characterized by further comprising a wall switch detection circuit, wherein the detection input end of the wall switch detection circuit is connected with the live wire end of the mains supply input terminal, and the detection output end of the wall switch detection circuit is connected with the scene control circuit.

Further, the wall switch detection circuit comprises a diode, the anode of the diode is used as a detection input end of the wall switch detection circuit to be connected with a live wire end, the cathode of the diode is connected with a first resistor, the other end of the first resistor is connected with a ground end through a second resistor, two ends of the second resistor are connected with capacitors in parallel, and a connection point of the first resistor and the second resistor forms a detection output end of the wall switch detection circuit to be connected with a scene control circuit.

Further, a tact switch is also connected between the detection output end and the ground end.

Further, a high-voltage energy storage capacitor is also connected between the high-voltage positive output end and the ground end of the AC/DC circuit.

Further, the system further comprises a WIFI receiving circuit and a wireless receiving circuit, wherein the output end of the WIFI receiving circuit and the output end of the wireless receiving circuit are respectively connected with the scene control circuit.

Further, the set of fan control ends of the scene control circuit comprises a U-phase first output end, a U-phase second output end, a V-phase first output end, a V-phase second output end, a W-phase first output end and a W-phase second output end, the three-phase switch circuit comprises three field effect tube power amplification subcircuits with the same structure, each set of field effect tube power amplification subcircuits comprises an upper field effect tube and a lower field effect tube, the drain electrode of the upper field effect tube is connected with the positive high-voltage output end, the source electrode of the upper field effect tube is connected with the drain electrode of the lower field effect tube and forms an output end of the field effect tube power amplification subcircuit, the source electrode of the lower field effect tube is connected with the ground electrode through a third resistor, the grid electrode of the upper field effect tube is connected with one end of a fourth resistor, the other end of the fourth resistor forms an upper input end of the field effect tube power amplification subcircuit, the grid electrode of the lower field effect tube is connected with one end of a fifth resistor, and the other end of the fifth resistor forms a lower input end of the field effect tube power amplification subcircuit; the U-phase first output end, the V-phase first output end and the W-phase first output end are respectively connected with the upper input ends of the three groups of field effect tube power amplifier sub-circuits, the U-phase second output end, the V-phase second output end and the W-phase second output end are respectively connected with the lower input ends of the three groups of field effect tube power amplifier sub-circuits, and the output ends of the three groups of field effect tube power amplifier sub-circuits form the three-phase output end.

Further, the set of illumination control terminals of the scene control circuit comprises a brightness adjusting terminal and a color temperature adjusting terminal, and the illumination output terminal comprises a public output terminal, a white light output terminal and a yellow light output terminal; the lighting driving circuit comprises a rectifier bridge, a transformer, an optocoupler, a PWM dimming driving sub-circuit, a first field effect switching sub-circuit and a second field effect switching sub-circuit which are identical in structure, wherein the input end of the rectifier bridge is connected with a mains supply input terminal, the negative output end of the rectifier bridge is connected with a ground end, the positive output end of the rectifier bridge is connected with the power supply input end of the PWM dimming driving sub-circuit and the second end of a primary winding of the transformer, the first end of the primary winding is connected with the output end of the PWM dimming driving sub-circuit, and the regulating end of the PWM dimming driving sub-circuit is connected with a brightness regulating end; the third end of the secondary winding of the transformer supplies power to the PWM dimming driving sub-circuit, and the fourth end of the secondary winding is connected with the ground end; the first end of the primary winding is connected with the positive electrode of an eleventh diode, the negative electrode of the eleventh diode forms a common output end, the common output end is connected with a first high potential end of the first field effect switch sub-circuit and a second high potential end of the second field effect switch sub-circuit, the second end of the primary winding is connected with a first source end of the first field effect switch sub-circuit, a second source end of the second field effect switch sub-circuit and a receiving end of an optocoupler, the positive electrode of a transmitting end of the optocoupler is connected with a color temperature adjusting end, the negative electrode of the transmitting end of the optocoupler is connected with a ground end, the optocoupler is connected with a second grid end of the second field effect switch sub-circuit at the receiving end, the second drain end of the second field effect switch sub-circuit forms a yellow light output end, the negative electrode of the second drain end is also connected with the negative electrode of the twelfth diode, and the positive electrode of the twelfth diode is connected with the first grid end of the first field effect switch sub-circuit, and the first drain end of the first field effect switch sub-circuit forms a white light output end.

Further, the first field effect switch sub-circuit includes an eleventh field effect transistor, a drain electrode of the eleventh field effect transistor is connected with a twelfth resistor, the other end of the twelfth resistor is connected with an eleventh resistor, the other end of the eleventh resistor is connected with a gate electrode of the eleventh field effect transistor, the gate electrode of the eleventh field effect transistor is connected with a source electrode through a thirteenth resistor, two ends of the thirteenth resistor are connected with an eleventh voltage stabilizing tube in parallel, two ends of the twelfth resistor are connected with an eleventh capacitor in parallel, a connection point of the twelfth resistor and the eleventh resistor becomes a first high potential end, a drain electrode of the eleventh field effect transistor is a first drain end, a gate electrode of the eleventh field effect transistor is a first gate end, and a source electrode of the eleventh field effect transistor is a first source end.

The second object of the present utility model is to provide a fan lamp, which includes a fan assembly, an illumination lamp assembly and a fan lamp control system, wherein the fan lamp control system controls the operation of the fan assembly and the illumination lamp assembly, the fan lamp control system is the fan lamp control system, the three-phase output end of the fan lamp control system is connected with the fan assembly, and the illumination output end of the fan lamp control system is connected with the illumination lamp assembly.

A third object of the present utility model is to provide an indoor ventilation lighting linkage system, comprising a wall switch, a fan lamp and a plurality of independent lighting fixtures, characterized in that: the fan lamp and each lighting lamp are internally provided with the fan lamp control system, the mains supply input terminal of each fan lamp control system is connected with the wall switch, the fan assembly of the fan lamp is connected with the three-phase output end of the fan lamp control system, and the lighting lamp assembly of the fan lamp is connected with the lighting output end of the fan lamp control system; the LED components of each lighting lamp are connected with the lighting output end of the fan lamp control system.

The beneficial effects of the utility model are as follows:

the fan lamp control system is characterized in that the wall switch detection circuit detects voltage changes of the fire wire end and transmits the voltage changes to the scene control circuit, the scene control circuit counts switching times of an external switch within a certain time and obtains corresponding preset scene signals according to the signals, and the scene control circuit outputs PWM signals corresponding to the preset scenes to the three-phase output end and the illumination output end, can be adjusted without WIFI and wireless signals, and is convenient and rapid.

The fan lamp, the user can be under the condition that does not have or lose the remote controller, does not have the cell-phone, or the fan lamp product does not have the networking, only need switch wall switch can carry out function commonly used and scene conversion commonly used to the fan lamp fast, more conveniently can not operate the old people and the child of smart mobile phone and use.

The indoor ventilation and illumination linkage system can uniformly control the fan lamp and the plurality of illumination lamps only by one wall switch, and is convenient and practical to control.

Other advantages of the present utility model are described in detail in the examples section.

Drawings

Fig. 1 is a block diagram of a fan lamp control system according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a wall switch detection circuit in a fan lamp control system according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a three-phase switching circuit in a fan lamp control system according to an embodiment of the present utility model;

FIG. 4 is a block diagram showing a structure of an illumination driving circuit in a fan lamp control system according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of a first field effect switch module in an illumination driving circuit according to a first embodiment of the present utility model;

fig. 6 is a schematic diagram of a PWM dimming driving sub-circuit in a lighting driving circuit according to a first embodiment of the present utility model;

fig. 7 is a block diagram of a fan lamp according to a second embodiment of the present utility model;

fig. 8 is a block diagram of an indoor ventilation and illumination linkage system according to a third embodiment of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1, the present embodiment provides a fan lamp control system, which includes a group of mains input terminals 1, an AC/DC circuit 2, a three-phase switch circuit 3, a lighting driving circuit 4, a scene control circuit 5 and a main control chip MCU, wherein the input ends of the AC/DC circuit 2 and the lighting driving circuit 4 are connected with the mains input terminals 1, the AC/DC circuit 2 is provided with at least three output ends, the three output ends include a high-voltage positive output end VBUS, a low-voltage positive output end VCC and a ground end GND, the low-voltage positive output end VCC supplies power to the scene control circuit 5 and the main control chip MCU, and the high-voltage positive output end VBUS supplies power to the three-phase switch circuit 3; the signal output part of the main control chip MCU is connected with the signal input part 59 of the scene control circuit 5, the scene control circuit 5 is provided with a group of illumination control ends which are connected with the illumination driving circuit 4, the illumination driving circuit 4 is provided with an illumination output end which is used for externally connecting an illumination assembly, the scene control circuit 5 is provided with a group of fan control ends which are connected with the three-phase switch circuit 3, and the three-phase switch circuit 3 is provided with a three-phase output end which is used for externally connecting the fan assembly, and the three-phase switch circuit is characterized in that: the wall switch detection circuit 6 is further included, a detection input end 61 of the wall switch detection circuit 6 is connected with a live wire end L1 of the mains supply input terminal 1, and a detection output end 62 of the wall switch detection circuit 6 is connected with the scene control circuit 5.

In the fan lamp control system, the wall switch detection circuit 6 detects the voltage change of the fire wire end L1 and transmits the voltage change to the scene control circuit 5, the scene control circuit 5 counts the switching times of the external switch in a certain time and obtains a corresponding preset scene signal according to the signal, and the scene control circuit 5 outputs a PWM signal corresponding to the preset scene to the three-phase output end U, V, W and the illumination output end, can be adjusted without WIFI and wireless signals, and is convenient and rapid. The three-phase output end U, V, W and the illumination output end are uniformly controlled by the scene control circuit 5, so that the applicable scene is more practical and the output is more stable.

Further, referring to fig. 2, the wall switch detection circuit 6 includes a diode D1, the positive electrode of the diode D1 is connected to the live wire end L1 as the detection input end 61 of the wall switch detection circuit 6, the negative electrode of the diode D1 is connected to the first resistor R1, the other end of the first resistor R1 is connected to the ground end GND through the second resistor R2, the two ends of the second resistor R2 are further connected in parallel to a capacitor C2, and the connection point of the first resistor R1 and the second resistor R2 forms the detection output end 62 of the wall switch detection circuit 6 and is connected to the scene control circuit 5. When the external switch is touched, the voltage of the detection output end 62 changes along with the touch, and the scene control circuit 5 counts the number of times of detecting the voltage change of the output end 62 within a certain time to obtain an input signal of scene conversion. The wall switch detection circuit 6 has simple structure and rapid detection.

Further, a tact switch SW1 is further connected between the detection output terminal 62 and the ground terminal GND. The touch switch SW1 is pressed to ground the detection output end 62, and the scene control circuit 5 can perform network cleaning and network distribution operation of the IOT WIFI network after receiving the signal, so that the use is convenient.

Further, a high-voltage energy storage capacitor is further connected between the high-voltage positive output terminal VBUS of the AC/DC circuit 2 and the ground terminal GND. When the external switch is used for scene selection, the external switch needs to be frequently touched within a certain time, at the moment, the output of the AC/DC circuit 2 is possibly unstable, and at the moment, the high-voltage energy storage capacitor can provide electric energy for the high-voltage positive output end VBUS and the ground end GND, so that the stability of current is effectively ensured.

Further, the above-mentioned system further includes a WIFI receiving circuit 7 and a wireless receiving circuit 8, where an output end of the WIFI receiving circuit 7 and an output end of the wireless receiving circuit 8 are connected with the scene control circuit 5, respectively.

Further, referring to fig. 3, a set of fan control terminals of the above-mentioned scene control circuit 5 includes a U-phase first output terminal 53, a U-phase second output terminal 54, a V-phase first output terminal 55, a V-phase second output terminal 56, a W-phase first output terminal 57, and a W-phase second output terminal 58, the three-phase switch circuit 3 includes three sets of field effect transistor power amplifier sub-circuits 31 with the same structure, each set of field effect transistor power amplifier sub-circuits 31 includes an upper field effect transistor Q1 and a lower field effect transistor Q2, a drain D of the upper field effect transistor Q1 is connected with a high voltage positive output terminal VBUS, a source S of the upper field effect transistor Q1 is connected with a drain D of the lower field effect transistor Q2 and forms an output terminal 313 of the field effect transistor power amplifier sub-circuit 31, a source S of the lower field effect transistor Q2 is connected with a ground electrode GND through a third resistor R3, a gate G of the upper field effect transistor Q1 is connected with one end of a fourth resistor R4, another end of the fourth resistor R4 forms an upper end 311 of the field effect transistor power amplifier sub-circuit 31, and a gate electrode G of the lower field effect transistor Q2 is connected with a fifth end 312 of the fifth resistor R5; the U-phase first output terminal 53, the V-phase first output terminal 55, and the W-phase first output terminal 57 are respectively connected to the upper input terminals 311 of the three groups of fet power amplifier sub-circuits 31, and the U-phase second output terminal 54, the V-phase second output terminal 56, and the W-phase second output terminal 58 are respectively connected to the lower input terminals 312 of the three groups of fet power amplifier sub-circuits 31, where the output terminals 313 of the three groups of fet power amplifier sub-circuits 31 form the three-phase output terminal U, V, W.

Further, referring to fig. 4, the above-mentioned set of illumination control terminals of the scene control circuit 5 includes a brightness adjustment terminal 51 and a color temperature adjustment terminal 52, and the illumination output terminals include a common output terminal led+, a white light output terminal W, and a yellow light output terminal Y-; the lighting driving circuit 4 comprises a rectifier bridge BT1, a transformer T1, an optocoupler U2, a PWM dimming driving sub-circuit 43, a first field effect switching sub-circuit 41 and a second field effect switching sub-circuit 42 which have the same structure, wherein the input end of the rectifier bridge BT1 is connected with a mains input terminal 1, the negative output end of the rectifier bridge BT1 is connected with a ground end GND, the positive output end of the rectifier bridge BT1 is connected with a power input end 431 of the PWM dimming driving sub-circuit 43 and a primary winding second end T1-2 of the transformer T1, the primary winding first end T1-1 is connected with an output end 433 of the PWM dimming driving sub-circuit 43, and an adjusting end 432 of the PWM dimming driving sub-circuit 43 is connected with a brightness adjusting end 51; the third terminal T1-3 of the secondary winding of the transformer T1 supplies power to the PWM dimming driving sub-circuit 43, and the fourth terminal T1-4 of the secondary winding is connected with the ground terminal GND; the first end T1-1 of the primary winding is connected with the positive pole of an eleventh diode D11, the negative pole of the eleventh diode D11 forms a common output end LED+, the common output end LED+ is connected with a first high potential end 411 of the first field effect switch sub-circuit 41 and a second high potential end 421 of the second field effect switch sub-circuit 42, the second end T1-2 of the primary winding is connected with a first source end 413 of the first field effect switch sub-circuit 41, a second source end 423 of the second field effect switch sub-circuit 42 and a receiving end E pole U2-3 of the optocoupler U2, the positive pole U2-1 of the emitting end of the optocoupler U2 is connected with a color temperature adjusting end 52, the negative pole U2-2 of the emitting end of the optocoupler U2 is connected with a ground end GND, the optocoupler U2-4 is connected with a second gate end 422 of the second field effect switch sub-circuit 42, a second drain end 424 of the second field effect switch sub-circuit 42 forms an output end Y-, the second drain end 424 is also connected with a second drain end 414 of the twelfth diode D12, and the positive pole D of the first diode D of the optocoupler U2 forms a white light output end 41. The illumination driving circuit 25 has simple structure and low cost; the brightness and the color temperature are respectively controlled, the control is convenient, and the output scene is richer.

Further, referring to fig. 5, the first fet sub-circuit 41 includes an eleventh fet Q11, a drain D of the eleventh fet Q11 is connected to a twelfth resistor, the other end of the twelfth resistor R12 is connected to the eleventh resistor R11, the other end of the eleventh resistor R11 is connected to a gate G of the eleventh fet Q11, a gate G and a source S of the eleventh fet Q11 are connected through a thirteenth resistor R13, both ends of the thirteenth resistor are connected in parallel to an eleventh regulator D11, both ends of the twelfth resistor R12 are connected in parallel to an eleventh capacitor C11, a connection point between the twelfth resistor R12 and the eleventh resistor R11 becomes a first high potential end 411, a drain D of the eleventh fet Q11 is a first drain end 414, a gate G of the eleventh fet Q11 is a first gate end 412, and a source S of the eleventh fet Q11 is a first source end 413. The second field effect switch module 252 has the same circuit structure as the first field effect switch module 251.

Further, the PWM dimming driving sub-circuit 253 of the present embodiment selects the PWM dimming driving chip IW3636.

Referring to fig. 6, the PWM dimming driving sub-circuit 253 includes a PWM dimming driving chip U1, a twelfth field effect transistor Q12 and a thirteenth field effect transistor Q13, the drain D of the thirteenth field effect transistor Q13 is connected to a fifteenth resistor R15, the other end of the fifteenth resistor R15 is connected to a fourteenth resistor R14, the other end of the fourteenth resistor R14 is connected to the gate G of the thirteenth field effect transistor Q13, the connection point of the fourteenth resistor R14 of the fifteenth resistor R15 is used as the power input 2531 of the PWM dimming driving sub-circuit 253 and is connected to the positive OUTPUT terminal of the rectifier bridge BT1, the gate G of the thirteenth field effect transistor Q13 is also connected to the VIN pin of the PWM dimming driving chip U1, the source S of the thirteenth field effect transistor Q13 is connected to the VCC pin of the PWM dimming driving chip U1, the OUTPUT pin of the PWM dimming driving chip U1 is connected to the gate G of the twelfth field effect transistor Q12, the drain D of the twelfth field effect transistor Q12 is used as the OUTPUT end 2533 of the PWM dimming driving sub-circuit 253 to be connected with the first end T1-1 of the primary winding, the source S of the twelfth field effect transistor Q12 is connected with the ISENSE pin of the PWM dimming driving chip U1, a twelfth resistor R12 is also connected between the source S of the third field effect transistor Q3 and the ground end GND, the NTC pin of the PWM dimming driving chip U1 is connected with the ground end GND through a seventeenth resistor R17, the seventeenth resistor R17 is also connected with the twelfth constant volume C12 in parallel, the DIM pin of the PWM dimming driving chip U1 is used as the regulating end 2532 of the PWM dimming driving sub-circuit 253 to be connected with the brightness regulating end 271 through a nineteenth resistor R19, the VCC pin of the PWM dimming driving chip U1 is connected with the third end T1-3 of the secondary winding of the transformer T1 through an eighteenth resistor and a thirteenth diode, the third end T1-3 of the secondary winding of the transformer T1 is connected with the ground end GND through a twentieth resistor R21 and a twenty first resistor R21, the connection point of the twenty-first resistor R21 and the twenty-first resistor R21 is also connected with the FR pin of the PWM dimming driving chip U1, and a thirteenth constant volume C13 is also connected between the FR pin of the PWM dimming driving chip U1 and the ground end GND.

The fan lamp control system is simple in structure and convenient to control.

Embodiment two:

referring to fig. 7, the present embodiment provides a fan lamp, including a fan assembly 101, an illumination lamp assembly 102 and a fan lamp control system 100, wherein the fan lamp control system 100 controls the operation of the fan assembly 101 and the illumination lamp assembly 102, the fan lamp control system 100 is the fan lamp control system according to the first embodiment, the three-phase output terminal U, V, W of the fan lamp control system 100 is connected to the fan assembly 101, and the illumination output terminal of the fan lamp control system 100 is connected to the illumination lamp assembly 102.

The fan lamp, the user can be under the condition that does not have or lose the remote controller, does not have the cell-phone, or the fan lamp product does not have the networking, only need switch wall switch 1 can carry out function commonly used and scene conversion commonly used to the fan lamp fast, more conveniently can not operate the old people and the child of smart mobile phone and use.

Embodiment III:

referring to fig. 8, the present embodiment provides an indoor ventilation and illumination linkage system, which includes a wall switch 200, a fan lamp 201 and a plurality of independent illumination lamps 202, and is characterized in that: the fan lamp 201 and each lighting lamp 202 are internally provided with the fan lamp control system 100 according to the first embodiment, the mains supply input terminal 1 of each fan lamp control system 100 is connected with the wall switch 200, the fan assembly of the fan lamp 201 is connected with the three-phase output end of the fan lamp control system 100, and the lighting lamp assembly of the fan lamp 201 is connected with the lighting output end of the fan lamp control system 100; the LED assemblies of each light fixture 202 are connected to the lighting output of the fan lamp control system 100.

The indoor ventilation and illumination linkage system can uniformly control the fan lamp 201 and the plurality of illumination lamps 202 by only one wall switch 200, and is convenient and practical to control.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The fan lamp control system comprises a group of mains supply input terminals (1), an AC/DC circuit (2), a three-phase switch circuit (3), an illumination driving circuit (4), a scene control circuit (5) and a main control chip MCU, wherein the input ends of the AC/DC circuit (2) and the illumination driving circuit (4) are connected with the mains supply input terminals (1), the AC/DC circuit (2) is provided with at least three output ends, each three output ends comprises a high-voltage positive output end VBUS, a low-voltage positive output end VCC and a ground end GND, the low-voltage positive output end VCC supplies power to the scene control circuit (5) and the main control chip MCU, and the high-voltage positive output end VBUS supplies power to the three-phase switch circuit (3); the signal output part of the main control chip MCU is connected with the signal input part (59) of the scene control circuit (5), the scene control circuit (5) is provided with a group of illumination control ends and is connected with the illumination driving circuit (4), the illumination driving circuit (4) is provided with an illumination output end for externally connecting an illumination assembly, the scene control circuit (5) is provided with a group of fan control ends and is connected with the three-phase switch circuit (3), and the three-phase switch circuit (3) is provided with a three-phase output end for externally connecting the fan assembly, and the three-phase switch circuit is characterized in that: the wall switch detection circuit (6) is further included, a detection input end (61) of the wall switch detection circuit (6) is connected with a live wire end L1 of the mains supply input terminal (1), and a detection output end (62) of the wall switch detection circuit (6) is connected with the scene control circuit (5).

2. A fan light control system as defined in claim 1, wherein: the wall switch detection circuit (6) comprises a diode D1, the positive electrode of the diode D1 is used as a detection input end (61) of the wall switch detection circuit (6) to be connected with a live wire end L1, the negative electrode of the diode D1 is connected with a first resistor R1, the other end of the first resistor R1 is connected with a ground end GND through a second resistor R2, two ends of the second resistor R2 are connected with a capacitor C2 in parallel, and a connection point of the first resistor R1 and the second resistor R2 forms a detection output end (62) of the wall switch detection circuit (6) to be connected with a scene control circuit (5).

3. A fan light control system as set forth in claim 2, wherein: a tact switch SW1 is also connected between the detection output terminal (62) and the ground terminal GND.

4. A fan light control system as claimed in any one of claims 1 to 3, wherein: and a high-voltage energy storage capacitor is also connected between the high-voltage positive output end VBUS of the AC/DC circuit (2) and the ground end GND.

5. The fan light control system of claim 4, wherein: the device further comprises a WIFI receiving circuit (7) and a wireless receiving circuit (8), wherein the output end of the WIFI receiving circuit (7) and the output end of the wireless receiving circuit (8) are respectively connected with the scene control circuit (5).

6. The fan light control system of claim 4, wherein: the three-phase switching circuit (3) comprises three groups of field effect tube power amplifier sub-circuits (31) with the same structure, each group of field effect tube power amplifier sub-circuits (31) comprises an upper field effect tube Q1 and a lower field effect tube Q2, the drain electrode D of the upper field effect tube Q1 is connected with the high-voltage positive output end VBUS, the source electrode S of the upper field effect tube Q1 is connected with the drain electrode D of the lower field effect tube Q2 and forms the output end (313) of the field effect tube power amplifier sub-circuit (31), the source electrode S of the lower field effect tube Q2 is connected with the ground electrode GND through a third resistor R3, the grid electrode G of the upper field effect tube Q1 is connected with one end of a fourth resistor R4, the other end of the fourth resistor R4 forms the upper field effect tube power amplifier sub-circuit (311), and the other end of the fourth resistor R4 forms the fifth field effect tube power amplifier sub-circuit (31); the U-phase first output end (53), the V-phase first output end (55) and the W-phase first output end (57) are respectively connected with the upper input ends (311) of the three groups of field effect transistor power amplification subcircuits (31), the U-phase second output end (54), the V-phase second output end (56) and the W-phase second output end (58) are respectively connected with the lower input ends (312) of the three groups of field effect transistor power amplification subcircuits (31), and the output ends (313) of the three groups of field effect transistor power amplification subcircuits (31) form the three-phase output end U, V, W.

7. The fan light control system of claim 6, wherein: the scene control circuit (5) comprises a group of illumination control terminals including a brightness adjustment terminal (51) and a color temperature adjustment terminal (52), and the illumination output terminals include a common output terminal LED+, a white light output terminal W-and a yellow light output terminal Y-; the lighting driving circuit (4) comprises a rectifier bridge BT1, a transformer T1, an optocoupler U2, a PWM dimming driving sub-circuit (43) and a first field effect switching sub-circuit (41) and a second field effect switching sub-circuit (42) which are identical in structure, wherein the input end of the rectifier bridge BT1 is connected with a mains input terminal (1), the negative output end of the rectifier bridge BT1 is connected with a ground end GND, the positive output end of the rectifier bridge BT1 is connected with a power input end (431) of the PWM dimming driving sub-circuit (43), the second end T1-2 of a primary winding of the transformer T1 is connected, the first end T1-1 of the primary winding is connected with the output end (433) of the PWM dimming driving sub-circuit (43), and the regulating end (432) of the PWM dimming driving sub-circuit (43) is connected with a brightness regulating end (51); the third terminal T1-3 of the secondary winding of the transformer T1 supplies power to the PWM dimming driving sub-circuit (43), and the fourth terminal T1-4 of the secondary winding is connected with the ground terminal GND; the first end T1-1 of the primary winding is connected with the positive electrode of an eleventh diode D11, the negative electrode of the eleventh diode D11 is connected with a public output end LED+, the public output end LED+ is connected with a first high potential end (411) of a first field effect switch sub-circuit (41), the second high potential end (421) of a second field effect switch sub-circuit (42), the second end T1-2 of the primary winding is connected with a first source end (413) of the first field effect switch sub-circuit (41), the second source end (423) of the second field effect switch sub-circuit (42), the receiving end E-electrode U2-3 of an optocoupler U2 is connected, the transmitting end positive electrode U2-1 of the optocoupler U2 is connected with a color temperature adjusting end (52), the transmitting end negative electrode U2-2 of the optocoupler U2 is connected with a ground end GND, the optocoupler U2 is connected with a second gate end (422) of the second field effect switch sub-circuit (42) at a receiving end C electrode U2-4, the second drain end (424) of the second field effect switch sub-circuit (42) is connected with a second gate end (414), the second end E-electrode (42) of the optocoupler U2 is connected with a second drain end (12) of the second field effect switch sub-circuit (41), and the negative electrode (12) of the second diode D is connected with the second drain end (12).

8. The fan light control system of claim 7, wherein: the first field effect switch sub-circuit (41) comprises an eleventh field effect transistor Q11, a drain electrode D of the eleventh field effect transistor Q11 is connected with a twelfth resistor, the other end of the twelfth resistor R12 is connected with an eleventh resistor R11, the other end of the eleventh resistor R11 is connected with a grid electrode G of the eleventh field effect transistor Q11, the grid electrode G and a source electrode S of the eleventh field effect transistor Q11 are connected through a thirteenth resistor R13, an eleventh voltage stabilizing tube D11 is connected at two ends of the thirteenth resistor in parallel, an eleventh capacitor C11 is connected at two ends of the twelfth resistor R12 in parallel, a connection point of the twelfth resistor R12 and the eleventh resistor R11 becomes a first high potential end (411), the drain electrode D of the eleventh field effect transistor Q11 is a first drain end (414), the grid electrode G of the eleventh field effect transistor Q11 is a first grid electrode end (412), and the source electrode S of the eleventh field effect transistor Q11 is a first source end (413).

9. A fan lamp comprising a fan assembly (101), an illumination lamp assembly (102) and a fan lamp control system (100), the fan lamp control system (100) controlling operation of the fan assembly (101) and the illumination lamp assembly (102), characterized in that: the fan lamp control system (100) is a fan lamp control system according to any one of claims 1 to 8, wherein the three-phase output end U, V, W of the fan lamp control system (100) is connected to the fan assembly (101), and the illumination output end of the fan lamp control system (100) is connected to the illumination lamp assembly (102).

10. An indoor ventilation lighting linkage system comprising a wall switch (200), a fan lamp (201) and a plurality of independent lighting fixtures (202), characterized in that: the fan lamp (201) and each lighting lamp (202) are internally provided with the fan lamp control system (100) as claimed in any one of claims 1 to 8, a mains supply input terminal (1) of each fan lamp control system (100) is connected with the wall switch (200), a fan assembly of the fan lamp (201) is connected with a three-phase output end of the fan lamp control system (100), and a lighting lamp assembly of the fan lamp (201) is connected with a lighting output end of the fan lamp control system (100); the LED assemblies of each lighting fixture (202) are connected to the lighting output of the fan lamp control system (100).