CN209748853U

CN209748853U - LED lamp control circuit, lamp and lighting system

Info

Publication number: CN209748853U
Application number: CN201821567822.8U
Authority: CN
Inventors: 李红; 谢培柱
Original assignee: Shenzhen Homi Lighting Co Ltd
Current assignee: Shenzhen Homi Lighting Co Ltd
Priority date: 2018-09-25
Filing date: 2018-09-25
Publication date: 2019-12-06
Anticipated expiration: 2028-09-25

Abstract

The utility model belongs to the technical field of circuit control, and provides a LED lamp control circuit, a lamp and a lighting system; the LED lamp control circuit is capable of wireless communication to receive a wireless operating signal, the LED lamp control circuit comprising: the LED driving circuit comprises a rectification filtering module, a direct current power supply module, a wireless communication module, a PWM control module and a plurality of LED driving modules; the wireless communication module receives the wireless operation signal and outputs an adjusting signal, the PWM control module is connected with the direct current power supply module and the wireless communication module, and the PWM control module converts the constant voltage according to the adjusting signal to generate a plurality of paths of PWM signals; the LED driving modules generate multi-path LED driving signals according to the multi-path PWM signals, and the light emitting effect of the LED lamp beads is controlled through the multi-path LED driving signals, so that the visual experience of a user is improved; the utility model provides an LED lamp's control cost is higher among the conventional art, and operation process is loaded down with trivial details, uses and experiences not good problem.

Description

LED lamp control circuit, lamp and lighting system

Technical Field

The utility model belongs to the technical field of circuit control, especially, relate to a LED lamp control circuit, lamps and lanterns and lighting system.

Background

With the improvement of the living standard of people, an led (light Emitting diode) lamp has become a very common electronic product in daily life; the LED lamp not only can provide illumination for people, but also can be used for landscape, decoration and the like, so that the LED lamp is widely applied to various industrial fields; in the practical application process of the LED lamp, a driving signal is required to be output to the LED lamp through the LED lamp driving circuit, the LED lamp is driven through the driving signal to achieve the light emitting function, when the driving signal output by the driving circuit changes, the LED lamp is driven through the driving signal to achieve different light emitting effects, the light color and the brightness of the LED lamp can be changed through the driving signal, and then the light source emitted by the LED lamp can greatly meet the requirements of people.

in an LED lamp driving circuit in the conventional technology, technicians often need to change a driving signal of an LED lamp through the driving circuit, and if a light emitting effect of the LED lamp is to be changed, a hardware circuit structure of the corresponding driving circuit needs to be designed, so that the control effect of the LED lamp is realized through the hardware circuit; for example, technicians often need to add a dimmer to the driving circuit to adjust the brightness of the LED lamp; therefore, the traditional technology controls the light emitting effect of the LED lamp by changing the hardware circuit structure, the operation process is complicated, and the LED lamp driving circuit has a complicated circuit structure and high manufacturing cost, so that the LED lamp control cost is high, and the technical realization difficulty is high; and only some driving signals with strong regularity can be generated through the traditional hardware circuit, so that the light source emitted by the LED lamp according to the driving signals cannot meet the actual visual requirements of people, and the use experience of users is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a LED lamp control circuit, lamps and lanterns and lighting system aims at solving the circuit structure that traditional technique needs to change the hardware circuit and controls the luminous effect of LED lamp, and operation process is loaded down with trivial details, and control cost is higher to can only drive the LED lamp through traditional LED lamp drive circuit and send the stronger light source of regularity, the operating parameter of light source can't change according to people's demand wantonly, the not good problem of visual experience.

The utility model discloses the first aspect provides a LED lamp control circuit, can wireless communication in order to receive wireless operating signal, include:

the rectification filtering module is connected with commercial power and is configured to rectify and filter a power signal of the commercial power;

The direct current power supply module is connected with the rectification filter module and is configured to perform power conversion on the power supply signal to obtain constant voltage;

The wireless communication module is connected with the direct current power supply module and is configured to receive the wireless operation signal and output a regulating signal;

The power supply input end is connected with the direct current power supply module, the signal input end is connected with the wireless communication module, and the PWM control module is configured to convert the constant voltage according to the adjusting signal to generate a plurality of paths of PWM signals;

the LED driving modules are connected with the signal output end of the PWM control module, the rectifying and filtering module and the LED modules and are configured to generate a plurality of paths of LED driving signals according to the plurality of paths of PWM signals;

each LED driving module is correspondingly connected with each LED module, and each LED module comprises at least one LED lamp bead.

in one embodiment, each of the LED modules includes a plurality of LED beads connected in series in sequence.

in one embodiment, the rectifying and filtering module includes: the circuit comprises a first fuse, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a first inductor, a first diode, a second diode, a power amplifier chip and a power management chip;

Wherein, the first termination live wire of first fuse, the second end of first fuse with the first end of first resistance connect in altogether the second power input pin of power amplifier chip, the second end of first resistance with the first power input pin of power amplifier chip connects in the zero line altogether, the positive output pin of power amplifier chip, the first end of second resistance, the first end of first electric capacity, the first end of second electric capacity, the first end of third electric capacity, the first end of fourth electric capacity, the first end of fifth electric capacity and the voltage function of power management chip sets up the pin and connects in altogether in first power supply, the negative output pin of power amplifier chip, the second end of second resistance, the second end of first electric capacity, the second end of second electric capacity, the second end of third electric capacity, A second end of the fourth capacitor, a second end of the fifth capacitor, an anode of the first diode, and a first end of the eighth capacitor are connected in common to form a negative output end of the rectifying and filtering module, a power pin of the power management chip is connected to a first end of the sixth capacitor, a second end of the sixth capacitor, a first end of the third resistor, a first end of the fourth resistor, a first end of the fifth resistor, a cathode of the first diode, a first end of the seventh capacitor, and a first end of the first inductor are connected in common to a ground pin of the power management chip, a second end of the fifth resistor and a first end of the sixth resistor are connected in common to a feedback voltage pin of the power management chip, a second end of the third resistor and a second end of the fourth resistor are connected in common to a chip select signal input pin of the power management chip, a second end of the sixth resistor and a second end of the seventh capacitor are connected to a cathode of the second diode in common, and an anode of the second diode, a second end of the first inductor and a second end of the eighth capacitor are connected to form a forward output end of the rectifying and filtering module in common;

And the negative output end of the rectification filter module and the positive output end of the rectification filter module are connected with the direct-current power supply module.

in one embodiment, the dc power supply module includes: the voltage stabilizing chip, the ninth capacitor and the seventh resistor;

a signal input pin of the voltage stabilizing chip is a positive input end of the direct current power supply module, a ground pin of the voltage stabilizing chip, a first end of a ninth capacitor and a first end of the seventh resistor are connected in common to form a negative input end of the direct current power supply module, and a signal output pin of the voltage stabilizing chip, a second end of the ninth capacitor and a second end of the seventh resistor are connected in common to the wireless communication module and the PWM control module;

the positive input end of the direct current power supply module and the negative input end of the direct current power supply module are connected with the rectification filter module.

In one embodiment, the wireless communication module is a 2.4G wireless network.

In one embodiment, the wireless communication module includes: the wireless communication chip, the tenth capacitor, the eleventh capacitor and the eighth resistor;

the LED driving circuit comprises a wireless communication chip, a first resistor, a second resistor, a wireless communication chip, a power management pin, a power input pin, a first end of a tenth capacitor, a second end of the eleventh capacitor, a second end of the tenth capacitor, a second end of the eleventh capacitor, a second end of the tenth capacitor, a.

In one embodiment thereof, the PWM control module comprises: a PWM control chip; the communication pin of the PWM control chip is connected with the wireless communication module, the power input pin of the PWM control chip is connected with the direct current power supply module, and the signal output pin of the PWM control chip is connected with the LED driving module.

In one embodiment thereof, the LED driving module includes: the LED driving circuit comprises an LED driving chip, a ninth resistor and a tenth resistor;

The first signal input pin and the second signal input pin of the LED driving chip are connected in common to form a PWM signal input end of the LED driving module, the PWM signal input end of the LED driving module is connected with a signal output end of the PWM control module, the first end of the ninth resistor is connected with the first bias pin of the LED driving chip, the first end of the tenth resistor is connected with the second bias pin of the LED driving chip, the second end of the ninth resistor, the second end of the tenth resistor and the ground pin of the LED driving chip are connected in common to the ground, the first power pin of the LED driving chip and the second power pin of the LED driving chip are connected in common to the rectification filtering module, and the first driving signal output pin of the LED driving chip and the second driving signal output pin of the LED driving chip are connected in common to the LED module.

A second aspect of the present invention provides a lamp, including the LED lamp control circuit as described above; and

the LED lamp control circuit comprises a plurality of LED modules, a plurality of LED driving circuits and a plurality of LED driving circuits, wherein the plurality of LED modules are connected with the signal output end of the LED lamp control circuit and are configured to emit light according to a plurality of paths of LED driving signals;

Wherein the LED module comprises at least one LED lamp bead.

The utility model discloses a third aspect provides a lighting system, include: a luminaire as described above.

the utility model discloses for the beneficial technological effect that traditional chinese art gained do: the LED lamp control circuit can be in wireless communication with an external mobile terminal, and further receives a wireless operation signal of a user, and further the user can control the working state of the LED lamp control circuit through the external mobile terminal, wherein the mobile terminal transmits the wireless operation signal to the wireless communication module, the wireless communication module outputs a corresponding adjusting signal to the PWM control module, the adjusting signal comprises operation information of the user, the PWM control module generates a plurality of paths of PWM signals according to the adjusting signal, the plurality of paths of PWM signals comprise corresponding LED lamp control information, and under the driving of the plurality of paths of PWM signals, the LED lamp control circuit respectively outputs a plurality of paths of LED driving signals to the LED lamp, so that the brightness and the light color of the LED lamp are adjusted; therefore, the utility model discloses a wireless operating signal can change the luminous effect of a plurality of LED lamps, makes the luminance and the photochromic of the light source that the LED lamp sent change according to user's operation information to strengthen user's visual experience, and the utility model discloses need not to change the internal hardware circuit structure of LED lamp control circuit, LED lamp control circuit and external mobile terminal can realize information interaction, and the user only needs to change the luminous effect of LED lamp at any time through external mobile terminal to satisfy user's actual demand, and is easy and simple to handle, and the control cost of LED lamp is lower, easily realizes; the problems that in the prior art, the control cost of the LED lamp is high, the visual experience of a user is poor, the operation process is complex, and the practical value is low are effectively solved.

Drawings

in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a block diagram of an LED lamp control circuit according to an embodiment of the present invention;

Fig. 2 is a circuit structure diagram of a rectifying and filtering module and a dc power supply module according to an embodiment of the present invention;

fig. 3 is a circuit structure diagram of a wireless communication module according to an embodiment of the present invention;

fig. 4 is a circuit structure diagram of an LED driving module according to an embodiment of the present invention;

fig. 5 is a circuit connection structure diagram of a plurality of LED driving modules according to an embodiment of the present invention;

fig. 6 is a block diagram of a lamp according to an embodiment of the present invention;

Fig. 7 is a block diagram of a lighting system according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Fig. 1 shows a module structure of an LED lamp control circuit 10 provided in an embodiment of the present invention, and for convenience of description, only the parts related to the embodiment of the present invention are shown, and detailed descriptions are as follows:

As shown in fig. 1, the LED lamp control circuit 10 is in wireless communication with an external mobile terminal 20, the LED lamp control circuit 10 can perform information interaction with the mobile terminal 20, so that a user can input corresponding operation information in the mobile terminal 20, and the mobile terminal 20 generates a wireless operation signal according to the operation information, and the operating state of the LED lamp control circuit 10 can be controlled by the wireless operation signal; in the embodiment, the human-computer interaction capability of the LED lamp control circuit 10 is enhanced through the wireless operation signal, and the user can transmit the operation information to the LED lamp control circuit 10 in real time and control the working state of each circuit module in the LED lamp control circuit 10, so that the LED lamp control circuit 10 can realize corresponding circuit functions according to the requirements of the user.

Specifically, the LED lamp control circuit 10 includes: a rectification filtering module 101, a direct current power supply module 102, a PWM (Pulse Width Modulation) control module 103, a wireless communication module 104, and a plurality of LED driving modules 1051 … 105N; the rectifying and filtering module 101 is connected with a mains supply, the mains supply transmits a power signal to the rectifying and filtering module 101, the power signal comprises high-power electric energy, the rectifying and filtering module 101 performs rectifying and filtering on the power signal to improve the stability of the power signal, the power signal output by the rectifying and filtering module 101 has higher safety and stability, and a circuit module in the LED lamp control circuit 10 can be driven to be in a stable working state through the power signal; the direct current power supply module 102 is connected with the rectification filter module 101, when the rectification filter module 101 outputs a power supply signal to the direct current power supply module 102, the direct current power supply module 102 can perform power supply conversion on the power supply signal to obtain a constant voltage, noise in the power supply signal can be reduced through the direct current power supply module 102, and the amplitude stability of the power supply signal is improved; the dc power supply module 102 transmits the stable dc power to the PWM control module 103 and the wireless communication module 104, and the control stability of the LED lamp control circuit 10 in this embodiment can be improved by the constant voltage output by the dc power supply module 102.

the wireless communication module 104 is connected to the dc power supply module 102, the dc power supply module 102 transmits a constant voltage to the wireless communication module 104, so that the wireless communication module 104 can implement a normal signal communication function, further, the wireless communication module 104 is connected to the mobile terminal 20, the mobile terminal 20 can access operation information of a user, and the mobile terminal 20 generates a wireless operation signal according to the operation information of the user, so that the mobile terminal 20 transmits the wireless operation signal to the wireless communication module 104 in a wireless manner, the wireless communication module 104 generates and outputs an adjustment signal according to the wireless operation signal, the adjustment signal includes a function selection instruction of the user, the operating state of the LED lamp control circuit 10 can be directly controlled by the adjustment signal, the LED lamp control circuit 10 in this embodiment can implement information interaction with the mobile terminal 20 through the wireless communication module 104, the controllability and the man-machine interaction capability of the LED lamp control circuit 10 in the embodiment are further improved; the power supply input end of the PWM control module 103 is connected with the DC power supply module 102, the signal input end of the PWM control module 103 is connected with the wireless communication module 104, and the wireless communication module 104 outputs an adjusting signal to the signal input end of the PWM control module 103, wherein the adjusting signal comprises operation information of a user, and the signal conversion function of the PWM control module 103 can be controlled through the adjusting signal; the PWM control module 103 converts the constant voltage according to the adjusting signal to generate a plurality of paths of PWM signals; optionally, the operating parameters of different PWM signals may be the same or different, where the operating parameters of the signals include but are not limited to: amplitude, frequency, and period; furthermore, in this embodiment, the PWM control module 103 performs power conversion on the constant voltage to change the amplitude and phase of the constant voltage, so as to obtain multiple paths of PWM signals with specific operating parameters, and the multiple paths of PWM signals can indirectly control the light emitting effect of the LED lamp bead.

The LED driving modules are connected with the signal output end of the PWM control module 103, the rectifying and filtering module 101 and the LED modules, the signal output end of the PWM control module 103 outputs multiple paths of PWM signals to the LED driving modules, each LED driving module is connected with one path of PWM signal, the LED driving modules can realize signal function conversion, and then the LED driving modules generate multiple paths of LED driving signals according to the multiple paths of PWM signals, and the LED driving signals can control the light emitting effect of the LED modules; as shown in fig. 1, each LED driving module is correspondingly connected to each LED module, so that the light color and brightness of the LED modules can be changed simultaneously by multiple LED driving signals; when each LED module is connected to one of the LED driving signals, the light emitting state of the LED module can be adjusted by the LED driving signals, and so on, in this embodiment, the plurality of LED modules can change the light emitting effect of the plurality of LED modules by the plurality of LED driving signals, and the operation is simple and convenient, and the controllability of the LED modules is very strong.

As an optional implementation manner, each LED module includes at least one LED lamp bead, and then the LED lamp control circuit 10 in this embodiment can drive a plurality of LED lamp beads to emit light at the same time, and the user can control the light-emitting state of each LED lamp bead in real time through the mobile terminal 20, so that the compatibility is very strong, and the LED lamp control circuit can be widely applied to various industrial fields.

As a preferred embodiment, each LED module includes a plurality of LED lamp beads connected in series in sequence, and further, in this embodiment, the LED lamp control circuit 10 can achieve a good control effect on the plurality of LED lamp beads.

according to the module structure of the LED lamp control circuit 10, the rectifier filter module 101 can obtain electric energy from the commercial power, the dc power supply module 102 converts the power signal into a constant voltage, and the PWM control module 103 and the wireless communication module 104 can be in a stable working state by the constant voltage, so that the LED lamp control circuit 10 in this embodiment has a relatively simplified circuit structure, and the LED lamp control circuit 10 can provide safe and stable electric energy to the plurality of LED lamp beads to keep the plurality of LED lamp beads in a safe operating state; meanwhile, the PWM control module 103 in this embodiment implements wireless communication with the mobile terminal 20 through the wireless communication module 104, and then the user can output an adjustment signal to the PWM control module 103 through the mobile terminal 20, where the adjustment signal includes operation information of the user, and the adjustment signal can prompt the plurality of LED driving modules to generate a plurality of LED driving signals, and the light color and brightness of the LED lamp bead can be changed through the LED driving signals, so as to provide good visual experience for the user; therefore, in the embodiment, the LED lamp control circuit 10 can realize wireless communication with the external mobile terminal 20, a user can directly control the light emitting effect of the LED lamp bead through the mobile terminal 20, the operation is simple and convenient, the internal circuit structure of the LED lamp control circuit 10 is not required to be changed, the control cost of the LED lamp bead is reduced, the light emitting effect of the LED lamp bead can meet the actual requirement of the user, and the use experience of the user is greatly improved; the problem of traditional technique need change the circuit structure of hardware circuit and control the luminous effect of LED lamp pearl, complex operation, user's visual experience is relatively poor is solved to the photochromic and the luminance of LED lamp pearl can't satisfy user's actual demand, and practical value is not high.

As an alternative implementation, fig. 2 shows a circuit structure of the rectifying and filtering module 101 provided in this embodiment, and as shown in fig. 2, the rectifying and filtering module 101 includes: the power amplifier comprises a first fuse F1, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a first capacitor C1, a second capacitor C2, a third capacitor C3, a fourth capacitor C4, a fifth capacitor C5, a sixth capacitor C6, a seventh capacitor C7, an eighth capacitor C8, a first inductor L1, a first diode D1, a second diode D2, a power amplifier chip U1 and a power management chip U2.

The first end of the first fuse F1 is connected with a live wire L, the second end of the first fuse F1 and the first end of the first resistor R1 are connected with a second power input pin of the power amplifier chip U1 in a common mode, the second end of the first resistor R1 and the first power input pin of the power amplifier chip U1 are connected with a zero line N in a common mode, wherein the live wire L and the zero line N can output power signals to the rectifying and filtering module 101, and the LED lamp control circuit 10 can be driven to be in a stable working state through commercial power; the first fuse F1 can prevent the current/voltage in the mains supply from being too large, and further, physical damage is caused to the electronic components in the rectifying and filtering module 101; as an optional implementation manner, the power amplifier chip U1 has the following model: DB1075, when power amplifier chip U1 inserts stable electric energy, can keep the power of mains signal in the commercial power through power amplifier chip U1, can make LED lamp control circuit 10 be in stable operating condition through this mains signal, ensure rectification filter module 101's physical safety.

a forward output pin of the power amplifier chip U1, a first end of a second resistor R2, a first end of a first capacitor C1, a first end of a second capacitor C2, a first end of a third capacitor C3, a first end of a fourth capacitor C4, a first end of a fifth capacitor C5 and a voltage function setting pin Drain of the power management chip U2 are connected to the first power supply V1 in common, and a power driving signal can be output to the power management chip U2 through the first power supply V1; when the voltage function setting pin Drain of the power management chip U2 is successfully powered on, the circuit function of the power management chip U2 can be set through the voltage function setting pin Drain, so that the power management chip U2 can realize the normal rectification and filtering functions; a negative output pin of the power amplifier chip U1, a second end of the second resistor R2, a second end of the first capacitor C1, a second end of the second capacitor C2, a second end of the third capacitor C3, a second end of the fourth capacitor C4, a second end of the fifth capacitor C5, an anode of the first diode D1 and a first end of the eighth capacitor C8 are connected in common to form a negative output terminal of the rectifying and filtering module 101, a power pin VDD of the power management chip U2 is connected to a first end of the sixth capacitor C6, a second end of the sixth capacitor C6, a first end of the third resistor R3, a first end of the fourth resistor R4, a first end of the fifth resistor R5, a cathode of the first diode D1, a first end of the seventh capacitor C7 and a first end of the first inductor L1 are connected in common to a ground pin GND of the power management chip U2, a second end of the fifth resistor R5 and a first end of the sixth resistor R6 are connected to a feedback pin 5 73 of the power management chip U2, the power supply pin chip U2 accesses a power supply feedback signal through the feedback voltage pin FB, so that the self-adaptive control of the power supply management chip U2 is realized, and the stability of the power supply management chip U2 is guaranteed; the second end of the third resistor R3 and the second end of the fourth resistor R4 are connected to a chip selection signal input pin CS of the power management chip U2, and the rectification and filtering functions of the power management chip U2 can be adjusted through the chip selection signal input pin CS, so that the rectification and filtering module 101 can output constant electric energy; the second end of the sixth resistor R6 and the second end of the seventh capacitor C7 are connected to the cathode of the second diode D2, and the anode of the second diode D2, the second end of the first inductor L1 and the second end of the eighth capacitor C8 are connected to form the forward output end of the rectifier-filter module 101.

the negative output end of the rectifying and filtering module 101 and the positive output end of the rectifying and filtering module 101 are connected with the direct current supply module 102; and then the negative output end and the positive output end of the rectifying and filtering module 101 can output the rectified and filtered power signal to the dc power supply module 102, so that the rectifying and filtering module 101 in this embodiment can output the dc power to the dc power supply module 102, and the LED lamp control circuit 10 can realize the normal circuit function according to the dc power.

In the specific circuit structure of the rectifying and filtering module 101 shown in fig. 2, as an alternative implementation, the model of the power management chip U2 is: KP 3211; when the mains supply transmits a power signal to the power management chip U2, the power management chip U2 has a function of converting alternating current into direct current, and then the power management chip U2 can rectify and filter the power signal in the mains supply, so that the power signal is converted from alternating current into direct current; when the power management chip U2 outputs a power signal to the dc power supply module 102, the power signal can drive each circuit module in the LED lamp control circuit 10 to provide dc power, so that electronic components in the LED lamp control circuit 10 can maintain a normal working state; therefore, the rectification filtering function can be realized through the power management chip U2 and the adaptive electronic components thereof in the embodiment, the rectification filtering module 101 has a very simplified circuit structure, the compatibility is very strong, the LED lamp control circuit 10 realizes the transmission of electric energy through the rectification filtering module 101 and the mains supply, the LED lamp control circuit 10 in the embodiment is enabled to realize the light source regulation effect, and the LED lamp control circuit 10 can be widely applied to various industrial fields.

as an alternative embodiment, as shown in fig. 2, the dc power supply module 102 includes: a voltage stabilizing chip U3, a ninth capacitor C9 and a seventh resistor R7; wherein, the signal input pin Vin of the voltage stabilization chip U3 is a positive input end of the dc power supply module 102, the ground pin of the voltage stabilization chip U3, the first end of the ninth capacitor C9 and the first end of the seventh resistor R7 are connected together to form a negative input end of the dc power supply module 102, the signal output pin of the voltage stabilization chip U3, the second end of the ninth capacitor C9 and the second end of the seventh resistor R7 are connected together to the wireless communication module 103 and the PWM control module 103, wherein the signal output pin of the voltage regulation chip U3, the second terminal of the ninth capacitor C9 and the second terminal of the seventh resistor R7 are commonly connected to form the power output terminal of the dc power supply module 102, the constant voltage can be output to the wireless communication module 104 and the PWM control module 103 through the power output terminal of the dc power supply module 102, and thus, constant power can be supplied to the wireless communication module 104 and the PWM control module 103 by the constant voltage.

the positive input end of the direct current supply module 102 and the negative input end of the direct current supply module 102 are connected with the rectification filter module 101; as an optional implementation, the voltage regulation chip U3 has the following model: HT 7833; when the dc power supply module 102 is connected to the power signal through the forward input terminal and the reverse input terminal, because the power in the commercial power has a large fluctuation, the voltage stabilizing chip U3 can filter the unstable power component in the power signal, so that the voltage stabilizing chip U3 can output a constant voltage, and the electronic components in the LED lamp control circuit 10 can be in a stable working state through the constant voltage; therefore, in this embodiment, the dc power supply module 102 can implement power conversion through the voltage regulation chip U3, so as to improve the control stability of the LED lamp control circuit 10.

As an optional implementation manner, the wireless communication module 104 in this embodiment is a 2.4G wireless network, and then the user can output a wireless operation signal to the wireless communication module 104 through the mobile terminal 20, where the wireless operation signal includes operation information of the user, and then the user can wirelessly and remotely control the light emitting effect of the LED lamp bead through the mobile terminal 20, which brings great convenience to the user; fig. 3 shows a circuit structure of the wireless communication module 104 provided in this embodiment, and as shown in fig. 3, the wireless communication module 104 includes: a wireless communication chip U4, a tenth capacitor C10, an eleventh capacitor C11 and an eighth resistor R8; the enabling signal input pin EN of the wireless communication chip U4 is connected with a second power supply V2, optionally, the second power supply V2 is a +3.3V direct-current power supply, electric energy can be output to the enabling signal input pin EN of the wireless communication chip U4 through the second power supply V2, and when the enabling signal input pin EN is electrified, the wireless communication chip U4 can realize a normal network communication function; a first signal output pin IOI3 of the wireless communication chip U4 is connected with a first end of an eighth resistor R8, a second end of the eighth resistor R8 and a second signal output pin I005 of the wireless communication chip U4 are connected with the LED driving module, wherein a second end of the eighth resistor R8 and the second signal output pin I005 of the wireless communication chip U4 are signal output ends of the wireless communication module 104, and an adjusting signal can be output to the PWM control module 104 through the signal output end of the wireless communication module 104; the serial communication pin ADC of the wireless communication chip U4 is used for receiving a wireless operation signal, the power management pin RST of the wireless communication chip U4 is connected with the direct current power supply module 102, then the direct current power supply module 102 can output constant voltage to the wireless communication chip U4, the wireless communication chip U4 can achieve a stable electric energy function through the constant voltage, and the physical operation safety of the U4 of the wireless communication chip is guaranteed; a power supply input pin VCC of the wireless communication chip U4, a first end of a tenth capacitor C10 and a first end of an eleventh capacitor C11 are connected to a third power supply V3, optionally, the third power supply V3 is a +3.3V direct current power supply, and then stable electric energy can be output to the wireless communication chip U4 through the third power supply V3; the ground pin of the wireless communication chip U4, the second terminal of the tenth capacitor C10, and the second terminal of the eleventh capacitor C11 are connected to the ground GND.

As an alternative implementation, the wireless communication chip U4 has the following model: TYWE 3S; when the serial communication pin ADC is used to output a wireless operation signal to the wireless communication chip U4 through the mobile terminal 20, the wireless communication chip U4 can output an adjustment signal to the PWM control module, wherein the adjustment signal includes operation information of a user, and the PWM control module 103 can be enabled to implement a light emitting effect adjustment function of the light source by the adjustment signal; therefore, the LED lamp control circuit 10 in this embodiment can implement 2.4G wireless network communication with the mobile terminal 20 through the wireless communication chip U4, and the user can directly output operation information to the LED lamp control circuit 10 through the mobile terminal 20 to change the light emitting effect of the LED lamp bead, so that the wireless communication module 104 in this embodiment can implement a wireless communication function, thereby improving the remote controllability of the LED lamp bead, enabling the LED lamp control circuit 10 to have stronger communication compatibility, and enhancing the user experience.

As an alternative embodiment, the PWM control module 103 includes: a PWM control chip; wherein, the communication pin of the PWM control chip is connected with the wireless communication module 104 and is used for accessing the adjusting signal; a power input pin of the PWM control chip is connected with the direct current power supply module 102 and is used for accessing constant voltage; the signal output pin of the PWM control chip is connected with the LED driving module and used for outputting the PWM signal to the LED driving module; as an optional implementation, the model of the PWM control chip is: SM2083, SM2123E, or SM 2125E; the voltage conversion function of the PWM control chip can be controlled through the adjusting signal, so that the PWM control chip can convert the constant voltage into PWM signals with different amplitudes and different phases, and the luminous effect of the LED module can be adjusted through the PWM signals, so that the LED module can change the light color and the brightness of the LED module according to the operation information of a user; therefore, the PWM control module 103 in this embodiment can control the light emitting effect of the LED lamp bead through the PWM signal, and is simple and convenient to operate, thereby improving the control performance of the LED lamp control circuit 10.

as an alternative implementation, fig. 4 shows a circuit structure of the LED driving module provided in this embodiment, and as shown in fig. 4, the LED driving module includes: an LED driving chip U5, a ninth resistor R9, and a tenth resistor R10; the first signal input pin DIM1 and the second signal input pin DIM2 of the LED driving chip U5 are connected in common to form a PWM signal input end of the LED driving module, the PWM signal input end of the LED driving module is connected with the signal output end of the PWM control module 103, the first end of the ninth resistor R9 is connected with the first bias pin REXT1 of the LED driving chip U5, the first end of the tenth resistor R10 is connected with the second bias pin REXT2 of the LED driving chip U5, the internal voltage of the LED driving chip U5 can be adjusted through the first bias pin REXT1 and the second bias pin REXT2, and the LED driving chip U5 can keep a safe and stable working state; the second end of the ninth resistor R9, the second end of the tenth resistor R10 and the ground pin of the LED driving chip U5 are commonly connected to the ground GND; a first power supply pin VCC1 of the LED driving chip U5 and a second power supply pin VCC2 of the LED driving chip U5 are commonly connected to the rectifying and filtering module 101, and are used for accessing a power supply signal, and stable electric energy can be provided for the LED driving chip U5 through the power supply signal, so that the LED driving chip U5 realizes a normal light source adjustment function for the LED module; the first driving signal output pin OUT1 of the LED driving chip U5 and the second driving signal output pin OUT2 of the LED driving chip U5 are connected to the LED module in common, and are used for outputting the LED driving signal to the LED module, and the light emitting effect of the LED module is changed through the LED driving signal, so that the LED lamp bead can have different light colors and brightness.

As an alternative embodiment, the model number of the LED driving chip U5 is RM 9012B; therefore, in this embodiment, when the LED driving chip U5 accesses the PWM signal, the LED driving chip U5 performs function conversion on the PWM signal, and then can generate and output an LED driving signal, where the LED driving signal has a function of driving a light source, and further can drive the LED module to achieve a light emitting effect; and when the user sends a wireless operation signal to the LED lamp control circuit 10 through the mobile terminal 20, the wireless operation signal contains wireless operation information of the user; the LED driving chip U5 generates a corresponding LED driving signal, and the light emitting effect of the LED module is changed through the LED driving signal, so that good visual experience is brought to a user; therefore, the LED driving module can directly control the light emitting effect of the LED module through the LED driving chip, the control efficiency of the LED module is high, and the control response speed of the LED lamp control circuit 10 in this embodiment can be greatly improved through the LED driving module, so that the brightness and the light color of the plurality of LED lamp beads can be rapidly changed according to the operation information of the user, so as to meet the actual visual demand of the user.

It can be understood that, as described above, since the LED lamp control circuit 10 includes a plurality of LED driving modules, each of which outputs one path of LED driving signal, and changes the light emitting effect of each of the LED modules by the LED driving signal, in this embodiment, a user can remotely control the light emitting effects of the plurality of LED modules through the mobile terminal 20 at the same time, and the operation is simple; for example, fig. 5 shows a circuit connection structure of a plurality of LED driving modules provided in the present embodiment, and as shown in fig. 5, the LED lamp control circuit 10 includes 5 LED driving modules 1051, 1052, 1053, 1054, 1055; furthermore, 5 paths of LED driving signals can be output through the 5 LED driving modules, and the light emitting effect of the 5 LED modules 301, 302, 303, 304 and 305 can be changed through the 5 paths of LED driving signals, so that the remote control efficiency of a user is greatly improved; the internal circuit structure and the working principle of each LED driving module in fig. 5 can refer to the embodiment of fig. 4, and are not described herein again; according to the circuit connection structure of the LED driving modules shown in fig. 5, when the signal input pins (including the first signal input pin DIM1 and the second signal input pin DIM2) of each LED chip U5 are connected to the PWM signal, each LED chip U5 converts the PWM signal to generate one LED driving signal, and the light emitting effect of each LED module can be controlled correspondingly by the one LED driving signal; as shown in fig. 5, in the present embodiment, 5 channels of LED driving signals are respectively accessed through a signal collector XS, wherein a signal input end of the signal collector is connected to a driving signal output pin (including a driving signal output pin OUT1 and a second driving signal output pin OUT2) of each LED driving chip U5, when the signal collector XS simultaneously collects the 5 channels of LED driving signals, the signal collector XS has 5 signal output ends, wherein each signal output pipe of the signal collector XS is connected to an LED module, and outputs each channel of LED driving signals to each LED module to drive the LED module to emit light, so that the LED module can directly change its own light color and brightness according to a user's instruction; therefore, the present embodiment can arbitrarily change the light emitting effects of the 5 LED modules through the mobile terminal 20 to meet the actual requirements of users, thereby greatly reducing the control cost of the LED modules and having a very high practical application value.

As an alternative embodiment, the mobile terminal 20 is a mobile phone or a notebook, so that a user can operate the operating state of the LED lamp control circuit 10 by using various types of mobile terminals; for example, if the mobile terminal 20 is a mobile phone, wherein the mobile phone is installed with an APP (Application), a user selects a function on the APP and generates a wireless operation signal, and when the wireless operation signal is transmitted to the LED lamp control circuit 10, the LED lamp control circuit 10 can adjust the light color, brightness, and lighting time of the LED lamp bead according to the operation information of the user, and the operation is very simple and fast; the user can come the luminous effect of remote control LED lamp pearl at the APP in the cell-phone, has improved user's use and has experienced.

Fig. 6 shows a module structure of a lamp 60 provided in this embodiment, as shown in fig. 6, the lamp 60 includes the LED lamp control circuit 10 and a plurality of LED modules as described above, where the plurality of LED modules are connected to a signal output end of the LED lamp control circuit 10, the LED lamp control circuit 10 outputs a plurality of LED driving signals to the plurality of LED modules, and the plurality of LED modules emit light according to the plurality of LED driving signals; wherein the LED module comprises at least one LED lamp bead; the embodiments described above with reference to figures 1 to 5; since the LED lamp control circuit 10 can perform wireless communication with the mobile terminal 20, a user can remotely control the light emitting states of the LED lamp beads through the LED lamp control circuit 10 to change the light color, brightness and other operation parameters of each lamp bead, so that the lamp 60 in this embodiment can change the light emitting state thereof according to the remote operation parameters of the user, thereby bringing great convenience to the operation of the user; therefore, the lamp 60 in the embodiment has a low control cost, a user can directly change the light emitting effect of the lamp 60 through the mobile terminal, the operation is convenient, the lamp 60 can bring good visual experience to the user, and the lamp can be widely applied to various industrial fields.

fig. 7 shows a module structure of the lighting system 70 provided in this embodiment, as shown in fig. 7, the lighting system 70 includes the lamp 60 as described above, and referring to the embodiment of fig. 6, the lamp 60 can perform wireless communication with the mobile terminal, so that the user can transmit wireless operation information to the lamp 60, and control the light color and brightness of the lamp 60 through the wireless operation information; therefore, the lighting system 70 in this embodiment can change its lighting effect according to the operation information of the user, so as to use different industrial fields, and the user can control the lighting system 70 to generate light sources with various operation parameters, and the lighting system 70 in this embodiment has extremely strong controllability, can be widely applied in various industrial fields, and generates extremely high actual industrial value; the problems that the practicability of the lighting system in the traditional technology is not strong, the operation is complex, the user cannot randomly adjust the light-emitting effect of the lighting system, and the visual experience is poor are effectively solved.

It should be noted that, in this document, terms such as plurality and plurality refer to a number greater than 1, and relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or structure that comprises a list of elements is inherently related to the elements. Without further limitation, an element defined by the phrases "comprising … …" or "comprising … …" does not exclude the presence of additional elements in a process, method, article, or terminal that comprises the element. Further, herein, "greater than," "less than," "more than," and the like are understood to exclude the present numbers; the terms "above", "below", "within" and the like are to be understood as including the number.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An LED lamp control circuit capable of wireless communication to receive a wireless operating signal, comprising:

2. The LED lamp control circuit of claim 1, wherein each LED module comprises a plurality of LED lamp beads connected in series in sequence.

3. The LED lamp control circuit of claim 1, wherein the rectifying and filtering module comprises: the circuit comprises a first fuse, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a first inductor, a first diode, a second diode, a power amplifier chip and a power management chip;

4. the LED lamp control circuit of claim 1, wherein the dc power supply module comprises: the voltage stabilizing chip, the ninth capacitor and the seventh resistor;

5. the LED lamp control circuit of claim 1, wherein the wireless communication module is a 2.4G wireless network.

6. The LED lamp control circuit of claim 5, wherein the wireless communication module comprises: the wireless communication chip, the tenth capacitor, the eleventh capacitor and the eighth resistor;

7. the LED lamp control circuit of claim 1, wherein the PWM control module comprises: a PWM control chip; the communication pin of the PWM control chip is connected with the wireless communication module, the power input pin of the PWM control chip is connected with the direct current power supply module, and the signal output pin of the PWM control chip is connected with the LED driving module.

8. The LED lamp control circuit of claim 1, wherein the LED driver module comprises: the LED driving circuit comprises an LED driving chip, a ninth resistor and a tenth resistor;

9. a luminaire comprising an LED lamp control circuit according to any one of claims 1-8; and

Wherein the LED module comprises at least one LED lamp bead.

10. an illumination system, comprising: the luminaire of claim 9.