CN221467954U - Lamp capable of improving learning concentration - Google Patents

Abstract

The embodiment of the application provides a lamp capable of improving learning concentration, which comprises a lamp holder, wherein the lamp holder comprises a circuit board, an upper light source and a lower light source; the circuit board comprises a first dimming module, a first switching unit and a first filtering unit, wherein the first dimming module comprises a first dimming chip provided with a first output pin and an input pin, the first output pin is respectively connected with the first switching unit, the first filtering unit and an external power module, and the first filtering unit is respectively connected with a lower light source and the external power module; the second dimming module comprises a second dimming chip provided with a second output pin and an input pin, a branching unit and a second filtering unit, wherein the second output pin is respectively connected with the branching unit, the second filtering unit and the external power supply module, and the second filtering unit is respectively connected with the upper light source and the external power supply module; and the control module is respectively connected with the first input pin and the second input pin. The power of the artificial natural light is improved to improve the inhibition effect of melatonin secretion of the human body, so that the learning concentration is improved.

Description

Lamp capable of improving learning concentration

Technical Field

The application relates to the technical field of lamp illumination, in particular to a lamp capable of improving learning concentration.

Background

At present, many people can choose desk lamps to provide illumination for study when studying, but the illumination range of the desk lamps is limited, and is generally limited in the range of a desk top, so that people cannot be irradiated, when ambient light is dim, obvious differences exist between the illumination effect on the desk top and the effect formed by the ambient light, and the secretion of melatonin of the human body can be promoted due to the dim ambient light, so that the concentration of the people is reduced, and the study effect is reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the application provides a lamp capable of improving learning concentration, aiming at improving the inhibition effect of lamplight on human melatonin so as to improve the learning concentration of a user.

In order to achieve the above object, a first aspect of the present application provides a lamp capable of improving learning concentration, the lamp comprising a lamp holder, the lamp holder comprising a circuit board, and an upper light source and a lower light source both emitting artificial natural light;

the circuit board includes:

The first dimming module comprises a first dimming chip, a first switch unit and a first filtering unit, wherein the first dimming chip is provided with a first output pin and a first input pin, the first output pin is respectively connected with the first switch unit, the first filtering unit and the external power supply module, and the first filtering unit is respectively connected with the lower light source and the external power supply module;

The second dimming module comprises a second dimming chip, a branch unit and a second filtering unit, the second dimming chip is provided with a second output pin and a second input pin, the second output pin is respectively connected with the branch unit, the second filtering unit and the external power supply module, and the second filtering unit is respectively connected with the upper light source and the external power supply module;

and the control module is respectively connected with the first input pin and the second input pin so as to output respective corresponding dimming signals to the first dimming chip and the second dimming chip.

In some possible embodiments of the present application, the first switching unit includes:

The first end of the first switching device is connected with the lower light source and the first filtering unit respectively, and the third end of the first switching device is connected with the first output pin;

The first resistor and the first capacitor are connected and integrally connected in parallel with the first end and the second end of the first switching device;

And the first end of the first grounding resistor is connected with the second end of the first switching device, and the second end of the first grounding resistor is grounded.

In some possible embodiments of the application, the branching unit comprises:

The first end of the second resistor is connected with the second output pin, the second end of the second resistor is connected with the first end of the second capacitor, and the second end of the second capacitor is grounded.

In some possible embodiments of the application, the branching unit comprises a second switching unit comprising:

The first end of the second switching device is connected with the second filtering unit, and the third end of the second switching device is connected with the second output pin;

The third resistor and the third capacitor are connected and integrally connected in parallel with the first end and the second end of the second switching device;

And the first end of the second grounding resistor is connected with the second end of the second switching device, and the second end of the second grounding resistor is grounded.

In some possible embodiments of the application, the luminaire comprises:

The knob comprises a dial switch module, wherein the dial switch module is provided with a forward rotation output pin and a reverse rotation output pin, and the forward rotation output pin and the reverse rotation output pin are respectively connected with the control module.

In some possible embodiments of the application, the circuit board comprises:

And the communication module is in communication connection with an external communication terminal and is used for controlling the brightness of each of the upper light source and the lower light source through the external communication terminal.

In some possible embodiments of the present application, the circuit board further includes:

The safety module is provided with at least two safety pins, the safety pins are provided with fuses, the first filtering unit is connected with the external power supply module through a first safety pin, and the second filtering unit is connected with the external power supply module through a second safety pin;

The first insurance pin is the insurance pin corresponding to the first filtering unit in the insurance module, and the second insurance pin is the insurance pin corresponding to the second filtering unit in the insurance module.

In some possible embodiments of the present application, the first dimming module further includes:

The first protection unit comprises one or more first diodes which are connected in parallel, wherein the anode of the first diode is connected with the external power supply module, and the cathode of the first diode is connected with the first switch unit;

the second dimming module further includes:

The second protection unit comprises one or more second diodes which are connected in parallel, the anode of the second diode is connected with the external power supply module, and the cathode of the second diode is connected with the second output pin.

In some possible embodiments of the application, the knob further comprises:

The touch screen module is connected with the control module and is used for controlling the lamp to enter one of a first preset mode and a second preset mode;

the first preset mode is that the control module outputs the dimming signals to the first dimming chip and the second dimming chip respectively;

the second preset mode is that the control module outputs the dimming signal to the first dimming chip.

In some possible embodiments of the present application, the circuit board further includes:

The operation prompt module comprises a light emitting device, the operation prompt module is connected with the control module, and the operation prompt module is used for emitting light when the upper light source emits light and emitting prompt light signals through the light emitting device.

The lamp capable of improving learning concentration provided by the embodiment of the application comprises a lamp holder, wherein the lamp holder comprises a circuit board, and an upper light source and a lower light source which both emit artificial natural light; the circuit board includes: the first dimming module comprises a first dimming chip, a first switch unit and a first filtering unit, wherein the first dimming chip is provided with a first output pin and a first input pin, the first output pin is respectively connected with the first switch unit, the first filtering unit and the external power supply module, and the first filtering unit is respectively connected with the lower light source and the external power supply module; the second dimming module comprises a second dimming chip, a branch unit and a second filtering unit, the second dimming chip is provided with a second output pin and a second input pin, the second output pin is respectively connected with the branch unit, the second filtering unit and the external power supply module, and the second filtering unit is respectively connected with the upper light source and the external power supply module; and the control module is respectively connected with the first input pin and the second input pin so as to output respective corresponding dimming signals to the first dimming chip and the second dimming chip. Through every filter unit and external power module and corresponding light source connection for every filter unit forms the drive signal of relative higher power with external power module's junction according to corresponding dimming signal, thereby makes every light source can send artificial natural light with higher power, has improved the illuminating effect of artificial natural light, makes the suppression effect that human melatonin secreted obtain improving, thereby improves user's study attention.

Drawings

FIG. 1 is a schematic view of a first angle structure of a lamp according to an embodiment of the present application;

FIG. 2 is a second angular schematic view of the lamp of FIG. 1;

Fig. 3 is a circuit diagram of a first dimming module according to an embodiment of the present application;

fig. 4 is a circuit diagram of a second dimming module according to an embodiment of the present application;

FIG. 5 is a circuit diagram of a control module provided by one embodiment of the present application;

FIG. 6 is a circuit diagram of a dial switch module provided in one embodiment of the present application;

FIG. 7 is a circuit diagram of a communication module provided in one embodiment of the application;

FIG. 8 is a circuit diagram of an insurance module provided in one embodiment of the present application;

fig. 9 is a circuit diagram of an operation prompting module according to an embodiment of the present application.

Reference numerals:

A lamp bracket 1, an upper light source 11 and a lower light source 12; the first dimming module 21, the first dimming chip 211, the first switching unit 212, the first filtering unit 213, the second dimming module 22, the second dimming chip 221, the branching unit 222, the second filtering unit 223, the control module 23, the dial switch module 24, the communication module 25, the insurance module 26, the operation prompt module 27, and the light emitting device 271.

Detailed Description

The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.

It is to be noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless defined otherwise. The terminology used herein is for the purpose of describing embodiments of the application only and is not intended to be limiting of the application.

At present, many people can choose desk lamps to provide illumination for study when studying, but the illumination range of the desk lamps is limited, and is generally limited in the range of a desk top, so that people cannot be irradiated, when ambient light is dim, obvious differences exist between the illumination effect on the desk top and the effect formed by the ambient light, and the secretion of melatonin of the human body can be promoted due to the dim ambient light, so that the concentration of the people is reduced, and the study effect is reduced.

Based on the above, the embodiment of the application provides a lamp capable of improving learning concentration, aiming at improving the inhibition effect of lamplight on human melatonin so as to improve the learning concentration of a user.

The lamp provided by the embodiment of the application is specifically described by the following embodiment. Before describing the lamp, in order to facilitate the subsequent description, the terminal pins of all the devices such as the capacitor, the resistor, the diode and the switching device are defined, and the first terminal is the left terminal pin of the device and the second terminal is the right terminal pin of the device, which are distributed along the horizontal direction from the left side to the right side of the circuit in the drawing; for devices with terminal pins distributed along the vertical direction, the first end is the upper terminal pin of the device, and the second end is the lower terminal pin of the device; for a device with pins distributed in all directions, the first end is the upper left end pin of the device, and the second end is the next pin of the first end in the clockwise direction of the device.

Referring to fig. 1 to 5, fig. 1 is a schematic first angle structure of a lamp according to an embodiment of the present application, fig. 2 is a schematic second angle structure of the lamp of fig. 1, fig. 3 is a circuit diagram of a first dimming module according to an embodiment of the present application, fig. 4 is a circuit diagram of a second dimming module according to an embodiment of the present application, and fig. 5 is a circuit diagram of a control module according to an embodiment of the present application.

In the present application, the lamp includes a lamp holder 1, and the lamp holder 1 includes, but is not limited to, a circuit board and an upper light source 11 and a lower light source 12 each emitting artificial natural light.

The circuit board includes, but is not limited to, a first dimming module 21, a second dimming module 22, and a control module 23.

The first dimming module 21 includes, but is not limited to, a first dimming chip 211, a first switching unit 212, and a first filtering unit 213, where the first dimming chip 211 is provided with a first output pin and a first input pin, the first output pin is respectively connected to the first switching unit 212, the first filtering unit 213, the external power module, and the lower light source 12, and the first filtering unit 213 is respectively connected to the lower light source 12 and the external power module.

The second dimming module 22 includes a second dimming chip 221, a branching unit 222 and a second filtering unit 223, where the second dimming chip 221 is provided with a second output pin and a second input pin, the second output pin is connected with the branching unit 222, the second filtering unit 223 and the external power module, and the second filtering unit 223 is connected with the upper light source 11 and the external power module.

The control module 23 is connected to the first input pin and the second input pin, respectively, to output the dimming signals corresponding to the first dimming chip 211 and the second dimming chip 221, respectively.

Specifically, the dimming signal is a PWM signal. For the first dimming module 21, the control module 23 outputs a corresponding dimming signal to a first input pin (corresponding to the PWM pin in fig. 3), the first dimming chip 211 generates a first control signal identical to the corresponding dimming signal according to the dimming signal, the first control signal has the same duty ratio and period as the corresponding dimming signal, and outputs to the first switching unit 212 through a first output pin (corresponding to the GATE pin in fig. 3), and the first switching unit 212 is turned on or off according to the first control signal, so that a junction of the first filtering unit 213 and the first switching unit 212 forms a first driving signal corresponding to the first control signal. The external power module is connected to the first input pin and the first filtering unit 213, so that the voltage amplitude of the first driving signal can be improved, and the power of the first driving signal is higher than that of the corresponding dimming signal, so that the brightness of the artificial natural light emitted by the lower light source 12 is higher.

For the second dimming module 22, the control module 23 outputs a corresponding dimming signal to a second input pin (corresponding to the DIM pin in fig. 4), the second dimming chip 221 generates a second control signal identical to the corresponding dimming signal according to the dimming signal, the second control signal has the same duty ratio and period as the corresponding dimming signal, and the second control signal is output to the branching unit 222 through a second output pin (corresponding to the D pin in fig. 4), and since the external power module is connected to the second input pin and the second filtering unit 223, respectively, the control signal output by the second dimming chip 221 and the external power module form a second driving signal together, that is, the voltage amplitude of the second driving signal can be increased, so that the power of the second driving signal is greater than the power of the corresponding dimming signal, and the brightness of the artificial natural light emitted by the upper light source 11 is higher.

The external power supply module improves the power of the first driving signal and the power of the second driving signal, so that the brightness of the artificial natural light is higher, the artificial natural light emitted by the upper light source irradiates the indoor ceiling through the upper light source, the artificial natural light irradiated upwards forms diffuse reflection under the action of the ceiling, so that the indoor brightness is improved, the lower light source directly irradiates the user, the user obtains a certain illumination, and the artificial natural light illumination effect of the lamp is improved through the environment illumination formed by the upper light source 11 and the direct illumination formed by the lower light source 12. Because the artificial natural light comprises the blue light part and the green light part, the blue light part and the green light part can wait for enhancement under the premise of improving the illumination effect of the artificial natural light, and the blue light and the green light have the inhibition effect on the human melatonin secretion, thereby improving the inhibition effect on the human melatonin secretion through the first dimming module 21 and the second dimming module 22, improving the user tension and improving the learning concentration of the user.

It should be noted that the specific form of the first dimming chip 211 is various, and exemplary, such as an SCM1101A chip, an SG6840 chip, an SG6841 chip, etc., which is not limited by the present application.

It should be noted that the specific form of the second dimming chip 221 is various, and exemplary, such as OC526X chip, FP7127 chip, etc., the present application is not limited thereto.

It should be noted that the specific form of the first filtering unit 213 herein is various, and exemplary, such as a RL parallel circuit, a circuit in which RC is connected in parallel and then connected in series with L, etc., which is not limited by the embodiment of the present application.

It should be noted that the specific form of the second filtering unit 223 herein is various, and exemplary, such as a RL parallel circuit, a circuit in which RC is connected in parallel and then connected in series with L, etc., which is not limited by the embodiment of the present application.

It should be noted that the voltage value of the external power supply module is greater than the voltage values of the first control signal and the second control signal, so as to realize power boost; the specific forms of the external power module herein are various, and exemplary, for example, a power circuit disposed on a circuit board, including but not limited to a voltage stabilizing circuit, a voltage reducing circuit, etc., and a transformation rectifying module disposed inside a lamp, connected to an indoor socket through a plug, transforms 220V ac of mains supply into dc of less than 220V, and directly supplies the dc to the first filtering unit 213, the second filtering unit 223, etc., which are not limited in the embodiment of the present application.

According to the embodiment of the application, each filtering unit is connected with the external power supply module and the corresponding light source, so that the connection part of each filtering unit and the external power supply module forms a relatively high-power driving signal according to the corresponding dimming signal, each light source can emit artificial natural light with higher power, the lighting effect of the artificial natural light is improved, the suppression effect of human melatonin secretion is improved, and the learning concentration of a user is improved.

It should be noted that the specific form of the first switching unit 212 herein is various, and may be a single switching device, or may be the following embodiment, or may be other embodiments, which are not limited in this embodiment of the present application.

Referring to fig. 3 again, in an embodiment, the first switching unit 212 includes, but is not limited to, a first switching device Q1, a first resistor R12, a first capacitor C20, and a first grounding resistor R26.

A first end (corresponding to D2 in fig. 3) of the first switching device Q1 is connected to the lower light source 12 and the first filtering unit 213, respectively, a third end (corresponding to 1G in fig. 3) of the first switching device Q1 is connected to the first output pin, the first resistor R12 is connected to the first capacitor C20 and is integrally connected in parallel to the first end and the second end (corresponding to 3S in fig. 3) of the first switching device Q1, a first end of the first grounding resistor R26 is connected to the second end of the first switching device Q1, and a second end of the first grounding resistor R26 is grounded.

Specifically, the lower light source 12 is connected to a first end (indicated by a connection point X in fig. 3) of the first switching device Q1. When the first dimming chip 211 outputs the first control signal, the first switching device Q1 is turned on or off following the first control signal. When the first switching device Q1 is turned on, the voltage value of the first end of the first switching device Q1 to the ground is the output voltage of the external power supply module; when the first switching device Q1 is turned off, since the first filtering unit 213 is connected to the external power module, a voltage difference between the first end of the first switching device Q1 and the first filtering unit 213 is 0, thereby forming a first driving signal having a voltage amplitude of an output voltage.

It should be noted that the specific form of the first switching device Q1 herein is various, and exemplary, such as a mosfet, a triode, jfet, an electronic diode, etc., which is not limited by the embodiment of the present application.

It should be noted that the specific form of the branching unit 222 herein is various, and the following embodiments may be used, or other embodiments may be used, which are not limited to the embodiments of the present application.

Referring to fig. 4 again, in an embodiment, the branching unit 222 includes, but is not limited to, a second resistor R15 and a second capacitor C24, wherein a first end of the second resistor R15 is connected to the second output pin, a second end of the second resistor R15 is connected to a first end of the second capacitor C24, and a second end of the second capacitor C24 is grounded.

Specifically, the upper light source is connected to a first end (indicated by a connection point S in fig. 4) of the second resistor R15. In the process of outputting the second control signal by the second dimming chip 221, when the second control signal is at a high level, since the first end of the second resistor R15 is directly connected to the external power module, the voltage value of the first end of the second resistor R15 is the output voltage of the external power module; when the second control signal is at a low level, since the second filter unit 223 is connected to the external power module, a voltage difference between the first end of the second resistor R15 and the second filter unit 223 is 0, thereby forming a second driving signal having a voltage amplitude as an output voltage.

In an embodiment, the branching unit 222 includes, but is not limited to, a second switching unit, where the second switching unit includes, but is not limited to, a second switching device, a third resistor, a third capacitor, and a second grounding resistor, a first end of the second switching device is connected to the second filtering unit 223, a third end of the second switching device is connected to the second output pin, the third resistor is connected to the third capacitor and is integrally connected to the first end and the second end of the second switching device in parallel, and a first end of the second grounding resistor is connected to a second end of the second switching device, and a second end of the second grounding resistor is grounded.

Specifically, the principle of generating the second driving signal in this embodiment is the same as that of generating the first driving signal by the first switching unit shown in fig. 4, and will not be described herein.

Referring to fig. 6, fig. 6 is a circuit diagram of a dial switch module according to an embodiment of the application. In one embodiment, the light fixture includes, but is not limited to, a knob including, but not limited to, a dial switch module 24.

The dial switch module 24 is provided with a forward rotation output pin (corresponding to CB in fig. 6) and a reverse rotation output pin (corresponding to CA in fig. 6), which are connected to the control module 23, respectively.

Specifically, the knob is arranged on the lamp, the dial switch module 24 is arranged in the knob, the knob can be rotated forwards or backwards, the dial switch module 24 outputs a coding signal at a forward output pin or a backward output pin corresponding to the forward rotation or the backward rotation of the knob, the control module 23 adjusts the duty ratio and/or the period of the dimming signal according to the coding signal, and when the duty ratio and/or the period of the dimming signal change, the duty ratio and/or the period of the first control signal and the second control signal follow the change, so that the duty ratio and/or the period of the first driving signal and the second driving signal change correspondingly, and the brightness of the artificial natural light of the upper light source and the lower light source is adjusted.

According to the embodiment of the application, the knob is arranged, so that a user can subjectively adjust the brightness of the artificial natural light emitted by the lamp, the interactivity of the lamp is improved, and the influence of the too high brightness of the lamp on eyes of a human body is reduced.

In one embodiment, the circuit board further includes, but is not limited to, a communication module 25. The communication module 25 is communicatively connected to an external communication terminal, and the communication module 25 is configured to control the respective brightnesses of the upper light source 11 and the lower light source 12 through the external communication terminal.

According to the embodiment of the application, the lamp can form communication interaction with the external communication terminal, so that the interactivity of the lamp is improved, a user can remotely control the lamp, and the use convenience of the lamp is improved.

It should be noted that the specific form of the communication module 25 is various, and may be a bluetooth module, a WIFI module, or the following embodiments, which are not limited in this embodiment of the present application.

Referring to fig. 7, fig. 7 is a circuit diagram of a communication module according to an embodiment of the application. In one embodiment, the communication module 25 includes, but is not limited to, an antenna RF1, a fourth capacitor C11, a fifth capacitor C12, and a first inductor L1.

The antenna RF1 is connected to the first end and the second end of the fourth capacitor C11, the second end of the fourth capacitor C11 is grounded, the first end of the first inductor L1 is connected to the first end of the fourth capacitor C11, the first end of the first inductor L1 is connected to the first end of the fifth capacitor C12 and the control module 23, and the second end of the fifth capacitor C12 is grounded.

Specifically, the control module 23 receives information transmitted from an external communication terminal through the antenna RF1, and parses the received information to generate a corresponding dimming signal, thereby adjusting the respective brightnesses of the upper light source 11 and the lower light source 12.

Referring to fig. 8, fig. 8 is a circuit diagram of an insurance module according to an embodiment of the application. In one embodiment, the circuit board also includes, but is not limited to, a fuse module 26.

The fuse module 26 includes at least two fuse pins provided with fuses (corresponding to F3 to F10 in fig. 8), the first filter unit 213 is connected to the external power module through the first fuse pin, and the second filter unit 223 is connected to the external power module through the second fuse pin.

It should be noted that the first insurance pin is an insurance pin corresponding to the first filtering unit 213 in the insurance module 26, and the second insurance pin is an insurance pin corresponding to the second filtering unit 223 in the insurance module 26.

Specifically, when the current output from the external power module suddenly increases, the fuse generates heat due to the suddenly increased current, so that the fuse is blown. When the fuse is blown, the first and second filter units 213 and 223 lose the output voltage of the external power module, and the upper and lower light sources 11 and 12 are extinguished.

According to the embodiment of the application, through the arrangement of the safety module, the conditions that the upper light source and the lower light source are damaged by the suddenly increased current of the external power supply module when the upper light source and the lower light source are driven and the lamp causes personal injury to a user are reduced, and the use safety of the lamp is improved while the high power of the external power supply module improves the luminous brightness of the upper light source and the lower light source.

Referring to fig. 3 and 4 again, in an example, the first dimming module 21 further includes, but is not limited to, a first protection unit 214. The first protection unit 214 includes, but is not limited to, one or more first diodes connected in parallel with each other, an anode of the first diode is connected to the external power module, and a cathode of the first diode is connected to the first switching unit 212.

Specifically, illustrated in the embodiment shown in fig. 3, the first protection unit 214 includes two first diodes D9 and D3. The first diode D9 and the first diode D3 are connected in forward parallel, an anode of the first diode D3 is connected with the external power module, and a cathode of the first diode D3 is connected with the first switching unit 212.

The second dimming module 22 includes, but is not limited to, a second protection unit 224. The second protection unit 224 includes, but is not limited to, one or more second diodes connected in parallel with each other, an anode of the second diode being connected to the external power module, and a cathode of the second diode being connected to the second output pin.

Specifically, the second protection unit 224 includes a second diode D5, which is illustrated in the embodiment shown in fig. 4. The cathode of the second diode D5 is connected with the external power supply module, and the anode of the second diode is connected with the second output pin.

According to the embodiment of the application, the first protection unit is formed by arranging one or more reversely connected first diodes and the second protection unit is formed by arranging one or more reversely connected second diodes, when the current or voltage in the lamp is overlarge, the first diode or the second diode can be broken down, and the high current can burn out, so that the lower light source or the upper light source is not damaged by the voltage or the current in an ultra-safe range, and the safety of the lamp is improved.

In one embodiment, the knob further includes, but is not limited to, a touch screen module coupled to the control module 23, the touch screen module for controlling the light fixture to enter one of a first preset mode and a second preset mode.

It should be noted that, the first preset mode is that the control module 23 outputs dimming signals to the first dimming chip 211 and the second dimming chip 221, respectively; the second preset mode is that the control module 23 outputs a dimming signal to the first dimming chip 211.

It should be noted that the specific form of the touch screen module is various, and exemplary, such as an OLED touch screen, an LCD touch screen, etc., and may form a communication connection with the control module 23 through serial communication or IIC communication.

Referring to fig. 9, fig. 9 is a circuit diagram of an operation prompting module according to an embodiment of the application. The circuit board also includes, but is not limited to, a run prompt module 27.

The operation prompting module 27 includes, but is not limited to, a light emitting device 271, the operation prompting module 27 is connected with the control module 23, and the operation prompting module 27 is configured to emit a prompting light signal through the light emitting device 271 when the upper light source 11 emits light.

Specifically, the light emitting device 271 is a light emitting switching device, and the first end and the third end of the light emitting device 271 are both connected to the control module 23, and the second end of the light emitting device 271 is grounded through power supply and control of the control module 23.

When the upper light source is turned on by the control module 23, the control module 23 will control the light emitting device 271 to be turned on at the same time, and when the light emitting device 271 is turned on, the light emitting device 271 emits light to emit a prompt light signal, thereby prompting that the upper light source is running.

It should be noted that the specific form of the light emitting device 271 is various, and exemplary, such as a light emitting mos transistor, a light emitting triode, and the like, to which the present application is not limited.

The embodiment of the application improves the use perceptibility of a user by setting the operation prompting module 27 to prompt the operation mode of the lamp, thereby improving the interactivity of the lamp.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

In the embodiments of the present application, "at least one" means one or more, and "a plurality" means two or more. "and/or", describes an association relation of association objects, and indicates that there may be three kinds of relations, for example, a and/or B, and may indicate that a alone exists, a and B together, and B alone exists. Wherein A, B may be singular or plural. The character "/" generally indicates that the context-dependent object is an "or" relationship. "at least one of the following" and the like means any combination of these items, including any combination of single or plural items. For example, at least one of a, b and c may represent: a alone, b alone, c alone, a and b together, a and c together, b and c together, or a and b and c together, wherein a, b, c may be single or plural.

In embodiments of the present application, "indication" may include direct indication and indirect indication, as well as explicit indication and implicit indication. The information indicated by a certain information is referred to as information to be indicated, and in a specific implementation process, there may be various ways of indicating the information to be indicated, for example, but not limited to, directly indicating the information to be indicated, such as indicating the information to be indicated itself or an index of the information to be indicated. The information to be indicated can also be indicated indirectly by indicating other information, wherein the other information and the information to be indicated have an association relation. It is also possible to indicate only a part of the information to be indicated, while other parts of the information to be indicated are known or agreed in advance. For example, the indication of the specific information may also be achieved by means of a pre-agreed (e.g., protocol-specified) arrangement sequence of the respective information, thereby reducing the indication overhead to some extent.

In the embodiments of the present application, each term and english abbreviation are given as exemplary examples for convenience of description, and should not be construed as limiting the present application in any way. The present application does not exclude the possibility of defining other terms in existing or future protocols that perform the same or similar functions.

In embodiments of the present application, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", or a third "may explicitly or implicitly include one or more such feature.

The foregoing examples illustrate only a few embodiments of the application and are described in detail herein without thereby limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application.

Claims (10)

1. The lamp capable of improving learning concentration is characterized by comprising a lamp holder, wherein the lamp holder comprises a circuit board, and an upper light source and a lower light source which both emit artificial natural light;

the circuit board includes:

The first dimming module comprises a first dimming chip, a first switch unit and a first filtering unit, wherein the first dimming chip is provided with a first output pin and a first input pin, the first output pin is respectively connected with the first switch unit, the first filtering unit and the external power supply module, and the first filtering unit is respectively connected with the lower light source and the external power supply module;

The second dimming module comprises a second dimming chip, a branch unit and a second filtering unit, the second dimming chip is provided with a second output pin and a second input pin, the second output pin is respectively connected with the branch unit, the second filtering unit and the external power supply module, and the second filtering unit is respectively connected with the upper light source and the external power supply module;

and the control module is respectively connected with the first input pin and the second input pin so as to output respective corresponding dimming signals to the first dimming chip and the second dimming chip.

2. A light fixture as recited in claim 1, wherein said first switch unit comprises:

The first end of the first switching device is connected with the lower light source and the first filtering unit respectively, and the third end of the first switching device is connected with the first output pin;

The first resistor and the first capacitor are connected and integrally connected in parallel with the first end and the second end of the first switching device;

And the first end of the first grounding resistor is connected with the second end of the first switching device, and the second end of the first grounding resistor is grounded.

3. A luminaire as claimed in claim 1, characterized in that the branching unit comprises:

The first end of the second resistor is connected with the second output pin, the second end of the second resistor is connected with the first end of the second capacitor, and the second end of the second capacitor is grounded.

4. A luminaire as claimed in claim 1, characterized in that the branching unit comprises a second switching unit comprising:

The first end of the second switching device is connected with the second filtering unit, and the third end of the second switching device is connected with the second output pin;

The third resistor and the third capacitor are connected and integrally connected in parallel with the first end and the second end of the second switching device;

And the first end of the second grounding resistor is connected with the second end of the second switching device, and the second end of the second grounding resistor is grounded.

5. A light fixture as recited in claim 1, wherein said light fixture comprises:

The knob comprises a dial switch module, wherein the dial switch module is provided with a forward rotation output pin and a reverse rotation output pin, and the forward rotation output pin and the reverse rotation output pin are respectively connected with the control module.

6. The luminaire of claim 1 wherein the circuit board comprises:

And the communication module is in communication connection with an external communication terminal and is used for controlling the brightness of each of the upper light source and the lower light source through the external communication terminal.

7. The luminaire of claim 1, wherein the circuit board further comprises:

The safety module is provided with at least two safety pins, the safety pins are provided with fuses, the first filtering unit is connected with the external power supply module through a first safety pin, and the second filtering unit is connected with the external power supply module through a second safety pin;

The first insurance pin is the insurance pin corresponding to the first filtering unit in the insurance module, and the second insurance pin is the insurance pin corresponding to the second filtering unit in the insurance module.

8. The luminaire of claim 1, wherein the first dimming module further comprises:

The first protection unit comprises one or more first diodes which are connected in parallel, wherein the anode of the first diode is connected with the external power supply module, and the cathode of the first diode is connected with the first switch unit;

the second dimming module further includes:

The second protection unit comprises one or more second diodes which are connected in parallel, the anode of the second diode is connected with the external power supply module, and the cathode of the second diode is connected with the second output pin.

9. The luminaire of claim 5, wherein the knob further comprises:

The touch screen module is connected with the control module and is used for controlling the lamp to enter one of a first preset mode and a second preset mode;

the first preset mode is that the control module outputs the dimming signals to the first dimming chip and the second dimming chip respectively;

the second preset mode is that the control module outputs the dimming signal to the first dimming chip.

10. The luminaire of claim 9, wherein the circuit board further comprises:

The operation prompt module comprises a light emitting device, the operation prompt module is connected with the control module, and the operation prompt module is used for emitting light when the upper light source emits light and emitting prompt light signals through the light emitting device.