CN217011242U - Plant lighting driving power supply - Google Patents
Plant lighting driving power supply Download PDFInfo
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- CN217011242U CN217011242U CN202220077050.XU CN202220077050U CN217011242U CN 217011242 U CN217011242 U CN 217011242U CN 202220077050 U CN202220077050 U CN 202220077050U CN 217011242 U CN217011242 U CN 217011242U
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Abstract
The utility model discloses a plant lighting driving power supply, which comprises a power supply module, a control module, a first dimming driving module, a second dimming driving module and a voice control switch module, the output end of the power supply module is connected with the input end of the first dimming driving module, the output end of the first dimming driving module is used for being connected with the visible light lamp set, the controlled end of the first dimming driving module is connected with the control module, the output end of the power supply module is connected with the input end of the second dimming driving module, the controlled end of the second dimming driving module is connected with the control module, the output end of the second dimming driving module is connected with the input end of the voice control switch module, the output end of the voice control switch module is used for being connected with the invisible light lamp set, and the voice control switch module can be cut off when voice is collected. The utility model can avoid the damage of the staff by invisible light in the patrol process and ensure the safety of the staff.
Description
Technical Field
The utility model relates to the field of driving power supplies, in particular to a driving power supply for plant illumination.
Background
The existing plant lighting driving power supply generally comprises a power supply module, at least two dimming driving modules and a control module, wherein the output end of the power supply module is connected with the input end of each dimming driving module, the control module is connected with the controlled end of each dimming driving module, the output ends of different dimming driving modules are connected with LED lamp sets with different colors, and the control module can send dimming control signals to each dimming driving module to change the power of each LED lamp set, so that a proper spectrum is provided for plants, and the growth of the plants is promoted.
However, the LED lamp set driven by the plant lighting driving power supply can emit visible light (for example, red light) and can also emit invisible light (for example, ultraviolet light), and when a worker planting plants walks around the plant planting field, the ultraviolet light emitted by some LED lamp sets may damage the body of the worker without being perceived by the worker.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the prior technical problems, and provides a plant lighting driving power supply which can prevent workers from being damaged by invisible light in the patrol process and ensure the safety of the workers.
The plant lighting driving power supply comprises a power supply module, a control module, a first dimming driving module, a second dimming driving module and a voice control switch module, the output end of the power supply module is connected with the input end of the first dimming driving module, the output end of the first dimming driving module is used for being connected with the visible light lamp set, the controlled end of the first dimming driving module is connected with the control module, the output end of the power supply module is connected with the input end of the second dimming driving module, the controlled end of the second dimming driving module is connected with the control module, the output end of the second dimming driving module is connected with the input end of the voice control switch module, the output end of the voice control switch module is used for being connected with the invisible light lamp set, and the voice control switch module can be cut off when sound is collected.
The plant lighting driving power supply has at least the following beneficial effects:
according to the plant lighting driving power supply, when no worker visits a planting field, the sound control switch module can not collect sound, so that the sound control switch module is in a conducting state, the second dimming driving module can supply power to the invisible light lamp set, the first dimming driving module can supply power to the visible light lamp set, and at the moment, the visible light lamp set and the invisible light lamp set can normally emit light; when the staff patrolled the planting place, sound was gathered to the acoustic control switch module, therefore the acoustic control switch module is in the off-state, and the second drive module of adjusting luminance can not be to the power supply of invisible light banks, and invisible light banks can not give out light, avoids the staff to be harmd by invisible light, ensures staff's safety, and visible light banks is luminous as usual to visible light can not cause the injury to the staff.
According to some embodiments of the present invention, the voice-operated switch module includes a sound collection unit and a switch unit, an input end of the switch unit is connected to an output end of the second dimming driving module, an output end of the switch unit is used for being connected to the invisible light set, a controlled end of the switch unit is connected to the sound collection unit, and the switch unit can be turned off when the sound collection unit collects sound.
According to some embodiments of the present invention, the sound collecting unit includes a microphone MIC, one end of which is connected to a ground, and the other end of which is connected to the controlled terminal of the switching unit.
According to some embodiments of the present invention, the sound unit further includes a coupling capacitor C1, one end of the coupling capacitor C1 is connected to the other end of the microphone MIC, and the other end of the coupling capacitor C1 is connected to the controlled end of the switch unit.
According to some embodiments of the utility model, the switching element is a switching tube Q1.
According to some embodiments of the present invention, the voice-operated switch module further includes an amplifying unit, and the amplifying unit is respectively connected to the sound collecting unit and the controlled end of the switch unit.
According to some embodiments of the present invention, the amplifying unit includes a transistor Q2 and a resistor R1, an emitter of the transistor Q2 is connected to ground, a base of the transistor Q2 is connected to the sound collecting unit and one end of the resistor R1, respectively, and a collector of the transistor Q2 is connected to a power source VCC, a controlled terminal of the switching unit, and the other end of the resistor R1, respectively.
According to some embodiments of the present invention, the amplifying unit includes a non-inverting amplifier U3, a resistor R3, and a resistor R4, a positive input terminal of the non-inverting amplifier U3 is connected to the sound collecting unit, a negative input terminal of the non-inverting amplifier U3 is connected to one end of the resistor R3 and one end of the resistor R4, respectively, an output terminal of the non-inverting amplifier U3 is connected to the other end of the resistor R3 and the controlled terminal of the switching unit, respectively, and the other end of the resistor R4 is connected to ground.
According to some embodiments of the utility model, the control module is connected to the sound collecting unit and the amplifying unit, respectively.
According to some embodiments of the present invention, the power module includes a rectifying and filtering unit, a power factor correction unit, and a voltage regulation unit, the rectifying and filtering unit is respectively connected to the commercial power and the power factor correction unit, and the voltage regulation unit is respectively connected to the power factor correction unit, the input terminal of the first dimming driving module, and the input terminal of the second dimming driving module.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a block diagram of a plant lighting driving power supply according to the present invention;
fig. 2 is a schematic circuit diagram of a first dimming driving module;
fig. 3 is a schematic circuit diagram of a second dimming driving module;
FIG. 4 is a circuit schematic of a voice activated switch module in accordance with certain embodiments of the present invention;
FIG. 5 is a schematic circuit diagram of a voice activated switch module according to further embodiments of the present invention;
fig. 6 is a frame diagram of a power module.
Reference numerals:
the device comprises a power supply module 1, a rectifying and filtering unit 11, a power factor correction unit 12, a voltage regulating unit 13, a control module 2, a first dimming driving module 3, a second dimming driving module 4, a voice control switch module 5, a sound collecting unit 51, a switch unit 52 and an amplifying unit 53.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that directional descriptions, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., refer to the directional or positional relationships illustrated in the drawings, and are intended to facilitate the description of the utility model and to simplify the description, but do not indicate or imply that the elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the utility model.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
A driving power supply for plant illumination according to the present invention, as shown in fig. 1-5, comprises a power module 1, a control module 2, the first drive module 3 of adjusting luminance, drive module 4 and acoustic control switch module 5 are adjusted luminance to the second, the output of power module 1 is connected with the first input of adjusting luminance drive module 3, the first output of adjusting luminance drive module 3 is used for being connected with the visible light lamp group, the first controlled end of adjusting luminance drive module 3 is connected with control module 2, the output of power module 1 is connected with the second input of adjusting luminance drive module 4, the second controlled end of adjusting luminance drive module 4 is connected with control module 2, the second output of adjusting luminance drive module 4 is connected with the input of acoustic control switch module 5, the output of acoustic control switch module 5 is used for being connected with the invisible light lamp group, acoustic control switch module 5 can cut off when gathering sound.
According to the plant lighting driving power supply, when no worker visits a planting field, the sound control switch module 5 cannot collect sound, so that the sound control switch module 5 is in a conducting state, the second dimming driving module 4 can supply power to the invisible light lamp set, the first dimming driving module 3 can supply power to the visible light lamp set, and at the moment, the visible light lamp set and the invisible light lamp set can normally emit light; when the staff tours the planting place, sound control switch module 5 gathers sound, therefore sound control switch module 5 is in the off-state, and second dimming drive module 4 can not be to the power supply of invisible light banks, and invisible light banks can not give out light, avoids the staff to be damaged by invisible light, ensures staff's safety, and visible light banks is luminous as usual to visible light can not cause the injury to the staff.
Specifically, the control module 2 can output dimming signals, such as PWM signals, to the first dimming driving module 3 and the second dimming driving module 4 respectively, and different duty ratios of the PWM signals may cause different output powers of the first dimming driving module 3 and the second dimming driving module 4. In some embodiments, the control module 2 is a single chip microcomputer, the single chip microcomputer has two PWM signal output terminals, one of the two PWM signal output terminals is connected to the controlled terminal of the first dimming driving module 3, and the other PWM signal output terminal is connected to the controlled terminal of the second dimming driving module 4. In certain embodiments, the control module 2 is a programmable logic controller.
Referring to fig. 2, the first dimming driving module 3 generally includes a dimming driving chip U1, a switch Q3, a diode D1, the diode D2 and the inductor L1, the port V1 is the output end of the power module 1, the port PWM1 is a PWM signal output end of the control module 3, the VDD pin of the dimming driving chip U1 is connected to the port V1, the PWM pin of the dimming controlling chip U1 is connected to the port PWM1, the input end of the switching tube Q3 is connected to ground, the controlled end of the switching tube Q3 is connected to the GATE pin of the dimming controlling chip U1, the output end of the switching tube Q3 is connected to the anode of the diode D1, the anode of the diode D2 and one end of the inductor L1, the port V1 is connected to the cathode of the diode D1 and the cathode of the diode D2, the port LED1+ is the positive electrode of the visible light set, the port V1 is connected to the port LED1+, the port LED 1-is the negative electrode of the visible light set, and the other end of the inductor L1 is connected to the port LED 1-1. The dimming control chip U1 can control the on/off of the switching tube Q3 to change the power of the set of visible light lamps. Diode D1 and diode D2 can function as free-wheeling diodes, and inductor L1 can function as energy storage diodes. Preferably, the model of the dimming control chip U1 is Hi 7000. Of course, the dimming control chip U1 can be of other types.
Referring to fig. 3, the second dimming driving module 4 generally includes a dimming driving chip U2, a switching tube Q4, a diode D3, a diode D4 and an inductor L2, a V1 port is an output terminal of the power module 1, a PWM2 port is a PWM signal output terminal of the control module 3, a VDD pin of the dimming driving chip U2 is connected to a V1 port, a PWM pin of the dimming control chip U2 is connected to a PWM2 port, an input terminal of the switching tube Q4 is connected to ground, a controlled terminal of the switching tube Q4 is connected to a GATE pin of the dimming control chip U2, an output terminal of the switching tube Q4 is connected to an anode of the diode D3, an anode of the diode D4 and one end of the inductor L2, a V1 port is connected to a cathode of the diode D3 and a cathode of the diode D4, a V2 port is an input terminal of the voice-controlled switching module 5, a V1 port is used for connecting to the V2 port, and a negative terminal of the LED 2-cathode of the invisible light group, the other end of the inductor L2 is used for connection with the LED 2-port. The dimming control chip U2 can control the on/off of the switching tube Q4 to change the power of the invisible light lamp set. Diode D3 and diode D4 can function as free-wheeling diodes, and inductor L2 can function as energy storage diodes. Preferably, the model of the dimming control chip U2 is Hi 7000. Of course, the dimming control chip U2 can be of other types.
It should be noted that the number of the first dimming driving modules 3 is not limited to one, for example, in some embodiments, the visible light lamp groups to be driven by the plant lighting driving power supply include a red light lamp group, a blue light lamp group, and a white light lamp group, in this embodiment, there are three first dimming driving modules 3, and the three first dimming driving modules 3 are connected to the three visible light lamp groups in a one-to-one correspondence manner. Similarly, the number of the second dimming driving modules 4 is not limited to one, for example, in some embodiments, the invisible light lamp groups to be driven by the plant lighting driving power supply include a UV lamp group and a UVC lamp group, in this embodiment, there are two second dimming driving modules 4, and two second dimming driving modules 4 are connected to the two invisible light lamp groups in a one-to-one correspondence manner.
In some embodiments of the present invention, as shown in fig. 4 and 5, the voice-controlled switch module 5 includes a sound collecting unit 51 and a switch unit 52, an input end of the switch unit 52 is connected to an output end of the second dimming driving module 4, an output end of the switch unit 52 is used for being connected to the invisible light set, a controlled end of the switch unit 52 is connected to the sound collecting unit 51, and the switch unit 52 can be turned off when the sound collecting unit 51 collects a sound.
Specifically, when sound is collected by the sound collection unit 51, the switch unit 52 is cut off, and the invisible light lamp set cannot be powered on, so that the invisible light lamp set cannot emit light, and the sound emitted by the worker in the process of inspecting the planting field can cut off the switch unit 52, so that the worker is prevented from being injured by the invisible light. When the sound collecting unit 51 does not collect sound, the switch unit 52 is turned on, the invisible light set is powered on, and the invisible light set emits light normally.
In some embodiments of the present invention, as shown in fig. 4 and 5, the sound collecting unit 51 includes a microphone MIC, one end of which is connected to ground, and the other end of which is connected to a controlled end of the switch unit 52.
Specifically, when there is a sound around the microphone MIC, the microphone MIC can collect the sound and convert the sound into an audio electric signal, which is then transmitted to the controlled terminal of the switch unit 52.
In some embodiments of the present invention, as shown in fig. 4 and 5, the sound collecting unit 51 further includes a coupling capacitor C1, one end of the coupling capacitor C1 is connected to the other end of the microphone MIC, and the other end of the coupling capacitor C1 is connected to the controlled end of the switch unit 52.
Specifically, the coupling capacitor C1 can allow the audio electrical signal generated by the microphone MIC to pass through, and can isolate the direct current electrical signal to eliminate the influence of the direct current electrical signal.
In some embodiments of the present invention, as shown in fig. 4 and 5, the switching unit 52 is a switching tube Q1.
Specifically, the switching tube Q1 may be a triode or a field effect transistor. In a preferred embodiment, the switching tube Q1 is a PNP transistor.
In some embodiments of the present invention, as shown in fig. 4 and 5, the voice-controlled switch module 5 further includes an amplifying unit 53, and the amplifying unit 53 is connected to the controlled terminals of the sound collecting unit 51 and the switch unit 52, respectively.
Specifically, amplifying unit 53 can amplify the audio frequency signal that sound collecting unit 51 generated and then transmit to switch element 52's controlled end, lets the audio frequency signal that sound collecting unit 51 generated can accurate control switch element 52 switch on and cut off, guarantees that the sound that the staff sent can be gathered at the tour planting place in-process, ensures staff's safety better.
In some embodiments of the present invention, as shown in fig. 4, the amplifying unit 53 includes a transistor Q2 and a resistor R1, an emitter of the transistor Q2 is connected to ground, a base of the transistor Q2 is connected to the sound collecting unit 51 and one end of the resistor R1, respectively, and a collector of the transistor Q2 is connected to the power source VCC, the controlled terminal of the switching unit 52, and the other end of the resistor R1, respectively.
Specifically, the collector current of the transistor Q2 is controlled by the base current, and a small change in the base current causes a large change in the collector current, and the change satisfies a certain proportional relationship. If a varying small signal is applied between the base and emitter, this causes a variation in the base current, which is amplified, resulting in a large variation in the collector current. In this embodiment, when the tone generating unit 51 generates an audio signal, the base current of the transistor Q2 changes, which in turn causes the collector current to change. The collector of the transistor Q2 is generally connected to a resistor R2, and when the collector current changes, the voltage across the resistor R2 also changes, so that the effect of amplifying the audio electrical signal generated by the sound unit 51 is achieved. The amplification effect of the audio electrical signal can be adjusted by adjusting the resistance value of the resistor R1.
In some embodiments of the present invention, as shown in fig. 5, the amplifying unit 53 includes a non-inverting amplifier U3, a resistor R3, and a resistor R4, a positive input terminal of the non-inverting amplifier U3 is connected to the sampling unit 51, a negative input terminal of the non-inverting amplifier U3 is connected to one end of the resistor R3 and one end of the resistor R4, an output terminal of the non-inverting amplifier U3 is connected to the other end of the resistor R3 and the controlled terminal of the switching unit 52, and the other end of the resistor R4 is connected to ground.
Specifically, the homodyne amplifier U3 can amplify and output the signal at the positive input terminal in a certain proportion, and the amplification proportion can be adjusted by changing the resistance values of the resistor R3 and the resistor R4.
In some embodiments of the present invention, as shown in fig. 4 and 5, the control module 2 is connected to the sound collecting unit 51 and the amplifying unit 53 respectively.
In particular, the following programs can be designed inside the control module 2: when the sound collecting unit 51 starts to input the audio signal to the control module 2, the control module 2 samples a signal at one end connected to the sound collecting unit 51 at a certain time interval, and immediately transmits the audio signal obtained by sampling to the amplifying unit 53, and when the audio signal generated by the sound collecting unit 51 disappears suddenly, the control module 2 continues to transmit the audio signal obtained by sampling at the last time to the amplifying unit 53 within a period of time, so as to keep the switch unit 52 to be turned off, so that the invisible light group cannot emit light as it is, and a time delay effect is achieved. The time of the delay can be adjusted by changing the parameters of the program inside the control module 2.
In some embodiments of the present invention, as shown in fig. 6, the power module 1 includes a rectifying and filtering unit 11, a power factor correction unit 12, and a voltage regulation unit 13, where the rectifying and filtering unit 11 is connected to the commercial power and the power factor correction unit 12, respectively, and the voltage regulation unit 13 is connected to the power factor correction unit 12, the input terminal of the first dimming driving module 3, and the input terminal of the second dimming driving module 4, respectively.
Specifically, the rectifying and filtering unit 11 can convert alternating current into direct current, reduce high-frequency common mode noise, the power factor correction unit 12 can improve the utilization rate of electric energy, save electric energy, and the voltage regulation unit 13 can provide actual working voltage which is not greater than rated voltage for the visible light lamp set or the invisible light lamp set. It should be noted that the rectifier and filter unit 11, the power factor correction unit 12, and the voltage regulation unit 13 may be implemented by conventional functional modules in the prior art.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A plant lighting driver power supply, comprising:
a power module (1);
a control module (2);
the output end of the power supply module (1) is connected with the input end of the first dimming driving module (3), the output end of the first dimming driving module (3) is used for being connected with a visible light lamp set, and the controlled end of the first dimming driving module (3) is connected with the control module (2);
the output end of the power supply module (1) is connected with the input end of the second dimming driving module (4), and the controlled end of the second dimming driving module (4) is connected with the control module (2);
the voice control switch module (5), the output of second drive module (4) of adjusting luminance with the input of voice control switch module (5) is connected, the output of voice control switch module (5) is used for being connected with invisible light group, and voice control switch module (5) can be by when gathering sound.
2. A plant lighting driving power supply according to claim 1, wherein: the voice-operated switch module (5) comprises a sound collection unit (51) and a switch unit (52), the input end of the switch unit (52) is connected with the output end of the second dimming driving module (4), the output end of the switch unit (52) is used for being connected with the invisible light set, the controlled end of the switch unit (52) is connected with the sound collection unit (51), and the switch unit (52) can be used for stopping when the sound collection unit (51) collects sound.
3. A plant lighting driving power supply according to claim 2, wherein: the sound collecting unit (51) comprises a microphone MIC, one end of the microphone MIC is connected with the ground, and the other end of the microphone MIC is connected with the controlled end of the switch unit (52).
4. A plant lighting driving power supply according to claim 3, wherein: the sound collecting unit (51) further comprises a coupling capacitor C1, one end of the coupling capacitor C1 is connected with the other end of the microphone MIC, and the other end of the coupling capacitor C1 is connected with the controlled end of the switch unit (52).
5. A plant lighting driving power supply according to claim 2, wherein: the switch unit (52) is a switch tube Q1.
6. A plant lighting driver power supply according to claim 2, further comprising: the voice control switch module (5) further comprises an amplifying unit (53), and the amplifying unit (53) is connected with the sound collecting unit (51) and the controlled end of the switch unit (52) respectively.
7. A plant lighting driving power supply according to claim 6, wherein: amplifying unit (53) includes triode Q2 and resistance R1, triode Q2's projecting pole is connected with ground, triode Q2's base respectively with adopt sound unit (51) and resistance R1's one end is connected, triode Q2's collecting electrode respectively with power VCC the controlled end of switch unit (52) and resistance R1's the other end is connected.
8. A plant lighting driving power supply according to claim 6, wherein: the amplifying unit (53) comprises a non-inverting amplifier U3, a resistor R3 and a resistor R4, wherein the positive pole input end of the non-inverting amplifier U3 is connected with the sound collecting unit (51), the negative pole input end of the non-inverting amplifier U3 is connected with one end of the resistor R3 and one end of the resistor R4, the output end of the non-inverting amplifier U3 is connected with the other end of the resistor R3 and the controlled end of the switch unit (52), and the other end of the resistor R4 is connected with the ground.
9. A plant lighting driving power supply according to claim 6, wherein: the control module (2) is respectively connected with the sound collecting unit (51) and the amplifying unit (53).
10. A plant lighting driver power supply according to claim 1 and further comprising: power module (1) includes rectification filter unit (11), power factor correction unit (12) and voltage regulating unit (13), rectification filter unit (11) respectively with the commercial power and power factor correction unit (12) are connected, voltage regulating unit (13) respectively with power factor correction unit (12) the first input of adjusting luminance drive module (3) and the second is adjusted luminance the input of drive module (4) and is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220077050.XU CN217011242U (en) | 2022-01-12 | 2022-01-12 | Plant lighting driving power supply |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220077050.XU CN217011242U (en) | 2022-01-12 | 2022-01-12 | Plant lighting driving power supply |
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| CN217011242U true CN217011242U (en) | 2022-07-19 |
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| CN202220077050.XU Active CN217011242U (en) | 2022-01-12 | 2022-01-12 | Plant lighting driving power supply |
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