Light source device and dimmable lamp

Abstract

The utility model discloses a light source device which comprises a light source plate, a light source module is arranged on the light source plate, the peak wavelength of a first peak of a luminescence spectrum of the light source module ranges from 445 nm to 455 nm, and the half-peak bandwidth ranges from 15 nm to 25 nm. The peak wavelength of a second peak of the luminescent spectrum is 515 nm to 525 nm, and the half-peak bandwidth is 25 nm to 35 nm; the peak wavelength of a third peak of the luminescence spectrum is 600 nm to 630 nm, and the half-peak bandwidth is 15 nm to 45 nm; the peak wavelength of a fourth peak of the luminescence spectrum is 650-670 nm, the half-peak bandwidth is 15-35 nm, and the color temperature of light emitted by the light source module is in the range of 3000-6500 k. The utility model further discloses a dimmable lamp which comprises a lamp light body, the lamp light body comprises a light-transmitting tube and a main control board, and the light source device is arranged in the light-transmitting tube. According to the utility model, the anti-dazzle effect can be achieved, five-channel dimming is realized, the dimming effect is good, and the power consumption is low.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting lamps, and in particular to a light source device and a dimmable lamp. Background Art

[0002] At present, the light source devices of some dimmable lamps are generally three-channel RGB dimming, which realizes different light spectrum modes by adjusting the working status of the three RGB light sources respectively, so as to meet the lighting needs of corresponding application scenarios. However, with the continuous improvement of people's living standards, the light spectrum mode formed by a simple three-channel RGB lamp can no longer meet the actual use needs of users. Its lighting atmosphere and lighting effect are relatively insufficient, and the power consumption is high.

[0003] Secondly, some of the current dimmable lamps emit light at all angles, which can easily cause users to see dazzling light spots and cause glare, making users feel uncomfortable and having a low product experience. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a light source device and a dimmable lamp, which can achieve an anti-glare effect and realize five-channel dimming, with good dimming effect and low power consumption.

[0005] In order to solve the above technical problems, the utility model provides a light source device, including a light source board, on which a light source module is provided, the peak wavelength of the first wave peak of the light emitting spectrum of the light source module is between 445nm and 455nm, and the half-peak bandwidth is between 15nm and 25nm; the peak wavelength of the second wave peak of the light emitting spectrum is between 515nm and 525nm, and the half-peak bandwidth is between 25nm and 35nm; the peak wavelength of the third wave peak of the light emitting spectrum is between 600nm and 630nm, and the half-peak bandwidth is between 15nm and 45nm; the peak wavelength of the fourth wave peak of the light emitting spectrum is between 650nm and 670nm, and the half-peak bandwidth is between 15nm and 35nm. m, the color temperature of the light emitted by the light source module is in the range of 3000K to 6500k; the spectral intensity of the first wave peak is 14% to 92% of the spectral intensity of the fourth wave peak, the spectral intensity of the second wave peak is 25% to 86% of the spectral intensity of the fourth wave peak, and the spectral intensity of the third wave peak is 30% to 72% of the spectral intensity of the fourth wave peak; or the spectral intensity of the second wave peak is 60% to 86% of the spectral intensity of the first wave peak, the spectral intensity of the third wave peak is 36% to 72% of the spectral intensity of the first wave peak, and the spectral intensity of the fourth wave peak is 60% to 90% of the spectral intensity of the first wave peak.

[0006] As an improvement of the above scheme, the luminescence spectrum includes a high-reduction spectrum and / or a high-saturation spectrum, and the high-reduction spectrum includes a high-reduction 3000K spectrum, a high-reduction 4000K spectrum, a high-reduction 5000K spectrum and a high-reduction 6500K spectrum; the spectral intensity of the first peak of the high-reduction 3000K spectrum is 27% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 41% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 71% of the spectral intensity of the fourth peak, and the color temperature is 3000K; the spectral intensity of the first peak of the high-reduction 4000K spectrum is 43% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 61% of the spectral intensity of the fourth peak, and the color temperature is 3000K. The spectral intensity of the second peak is 47% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 53% of the spectral intensity of the fourth peak, and the color temperature is 4000K; the spectral intensity of the second peak of the high-reduction 5000K spectrum is 86% of the spectral intensity of the first peak, the spectral intensity of the third peak is 72% of the spectral intensity of the first peak, the spectral intensity of the fourth peak is 89% of the spectral intensity of the first peak, and the color temperature is 5000K; the spectral intensity of the second peak of the high-reduction 6500K spectrum is 61% of the spectral intensity of the first peak, the spectral intensity of the third peak is 42% of the spectral intensity of the first peak, and the spectral intensity of the fourth peak is 61% of the spectral intensity of the first peak. The spectral intensity of the high-saturation spectrum is 60%, and the color temperature is 6500K; the high-saturation spectrum includes a high-saturation 3000K spectrum, a high-saturation 4000K spectrum, a high-saturation 5000K spectrum and a high-saturation 6500K spectrum; the spectral intensity of the first peak of the high-saturation 3000K spectrum is 14% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 25% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 31% of the spectral intensity of the fourth peak, and the color temperature is 3000K; the spectral intensity of the first peak of the high-saturation 4000K spectrum is 41% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is the spectral intensity of the fourth peak The intensity is 39%, the spectral intensity of the third peak is 37% of the spectral intensity of the fourth peak, and the color temperature is 4000K; the spectral intensity of the first peak of the high saturation 5000K spectrum is 91% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 85% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 67% of the spectral intensity of the fourth peak, and the color temperature is 5000K; the spectral intensity of the second peak of the high saturation 6500K spectrum is 65% of the spectral intensity of the first peak, the spectral intensity of the third peak is 37% of the spectral intensity of the first peak, the spectral intensity of the fourth peak is 78% of the spectral intensity of the first peak, and the color temperature is 6500K.

[0007] As an improvement of the above scheme, the light source module includes: a first light-emitting unit emitting red light, wherein the peak wavelength of the first light-emitting unit is 664.15nm, the main wavelength is 645.19nm, the half-peak bandwidth is 17.98nm, and the luminous efficiency is 21.16lm / W; a second light-emitting unit emitting green light, wherein the peak wavelength of the second light-emitting unit is 515.90nm, the main wavelength is 543.54nm, the half-peak bandwidth is 28.73nm, and the luminous efficiency is 76.13lm / W; a third light-emitting unit emitting blue light, wherein the peak wavelength of the third light-emitting unit is 443.84nm, the main wavelength is 645.19nm, the half-peak bandwidth is 17.98nm, and the luminous efficiency is 21.16lm / W The wavelength is 482.63nm, the half-peak bandwidth is 16.38nm, and the luminous efficiency is 108.99lm / W; the fourth light-emitting portion emitting white light, the peak wavelength of the fourth light-emitting portion is 449.7nm, the main wavelength is 491.7nm, the half-peak bandwidth is 16nm, the color temperature is 6374K, and the luminous efficiency is 141.39lm / W; and the fifth light-emitting portion emitting white light, the peak wavelength of the fifth light-emitting portion is 632.5nm, the main wavelength is 584.2m, the half-peak bandwidth is 145.4nm, the color temperature is 2764k, and the luminous efficiency is 121.11lm / W;

[0008] The utility model also provides a dimmable lamp, including a lamp body, the lamp body including a light-transmitting tube and a main control board, the light-transmitting tube is provided with the above-mentioned light source device; the main control board is arranged in the light-transmitting tube, the main control board is provided with a control module and a driving module, the driving module is connected to the light source module, and is used to output a constant current to the light source module; the control module is connected to the driving module, and is used to adjust the constant current output by the driving module according to an input control signal, so as to adjust the working state of the light source module.

[0009] As an improvement of the above-mentioned solution, the lamp body includes a light source mounting frame, which is clamped in the light-transmitting tube, and the light source board is arranged in the light source mounting frame; a light outlet is arranged on one side of the light source mounting frame, and a plurality of light source modules are arranged on the light source board, and the light-emitting surface of the light source module faces the light outlet.

[0010] As an improvement of the above solution, a mounting groove is provided in the light source mounting frame, the light source board is mounted in the mounting groove, and a notch of the mounting groove is communicated with the light outlet.

[0011] As an improvement of the above solution, the shape of the light source mounting frame is adapted to the shape of the light-transmitting tube, and fixing parts are respectively provided at both ends of the light source mounting frame; and limiting protrusions are respectively provided on the inner walls at both ends of the light-transmitting tube, and the fixing parts abut against the limiting protrusions.

[0012] As an improvement of the above solution, end covers are respectively provided at both ends of the light-transmitting tube, one end cover is provided with a line input hole, and the other end cover is provided with a respirator.

[0013] As an improvement of the above solution, the light output angle of the light output port is A, and A is 45° to 135°.

[0014] As an improvement of the above scheme, the light source module includes a first light source module having two light-emitting parts and a second light source module having three light-emitting parts, the driving module includes five constant current driving modules, the constant current driving modules are connected to the light-emitting parts of different channels, the constant current driving module includes a constant current driving chip, a first resistor, a second resistor, a first inductor, a first capacitor, a second capacitor, a third capacitor, a first diode, a second diode and a sampling module, the constant current driving chip includes a signal control pin, a power supply pin, an output pin, a sampling pin, a power supply pin and a ground pin; the signal control pin is connected to the signal output end of the control module through the first resistor, the power supply pin is connected to the cathode end of the first diode through the second resistor, the positive end of the first diode is connected to the first power supply voltage and the positive end of the light-emitting part and is grounded through the first capacitor; the output pin is connected to the cathode end of the light-emitting part through the first inductor, the output pin is connected to the cathode end of the second diode, the cathode end of the second diode is connected to the first power supply voltage, the cathode end of the light-emitting part is connected to the first power supply voltage through the second capacitor, the power supply pin is grounded through the third capacitor, the sampling pin is grounded through the sampling module, and the ground pin is grounded.

[0015] As an improvement of the above solution, the main control board also includes a wireless communication module and a power supply module, and the power supply module is respectively connected to the control module, the drive module, the wireless communication module and the light source module, and is used to adapt and supply power to the control module, the drive module, the wireless communication module and the light source module;

[0016] The wireless communication module is connected to the control module and is used to send a received control signal to the control module. The control module adjusts the constant current output by the driving module according to the control signal to adjust the working state of the light source module.

[0017] As an improvement of the above scheme, the power supply module includes a power step-down chip, a third resistor, a fourth resistor, a fifth resistor, a fourth capacitor, a fifth capacitor, a first electrolytic capacitor, a third diode and a second inductor; the power step-down chip includes a BST pin, a GND pin, a FB pin, an EN pin, a VIN pin and a SW pin; the VIN pin is connected to the first power supply voltage and is connected to the EN pin through the third resistor, the SW pin is connected to the negative end of the third diode, the positive end of the third diode is grounded, the SW pin is grounded through the second inductor and the first electrolytic capacitor, the connecting end between the second inductor and the first electrolytic capacitor outputs the second power supply voltage, the SW pin is also connected to the BST pin through the fourth capacitor, and the fifth capacitor is connected in parallel with the first electrolytic capacitor; the FB pin is connected to the connecting end between the second inductor and the first electrolytic capacitor through the fourth resistor, the FB pin is also grounded through the fifth resistor, and the GND pin is grounded.

[0018] As an improvement of the above scheme, the wireless communication module includes a remote control communication chip, a sixth resistor, a seventh resistor, an eighth resistor, a sixth capacitor, an antenna module and an indicator light module, and the remote control communication chip includes a GND pin, a VCC pin, a data pin, an indication pin, a PD pin, a RST pin and an ANT pin; the GND pin is grounded and connected to the second power supply voltage and the VCC pin respectively through the sixth capacitor, the data pin is connected to the data communication end of the control module through the resistor module, the indication pin is connected to the indicator light module and grounded through the sixth resistor, the PD pin is grounded through the seventh resistor, the RST pin is connected to the second power supply voltage through the eighth resistor, and the ANT pin is connected to the antenna module.

[0019] The implementation of this utility model has the following beneficial effects:

[0020] The utility model can realize five-channel dimming to form a variety of lighting modes of multi-channel dimming, has a wide range of applications, good dimming effect and low power consumption, and meets the actual use needs of users.

[0021] Secondly, by setting a light outlet on one side of the lamp to achieve the corresponding light output angle, it is ensured that there is no glaring light spot when the lamp is used normally, and it has a good anti-glare effect and mixed light effect. At the same time, the lamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the dimmable lamp of the utility model;

[0023] Figure 2 It is a schematic diagram of the exploded structure of the utility model dimmable lamp;

[0024] Figure 3 It is a schematic diagram of the internal structure of the dimmable lamp of the utility model;

[0025] Figure 4 It is a cross-sectional structural schematic diagram of the dimmable lamp of the utility model;

[0026] Figure 5 yes Figure 4 A schematic diagram of the enlarged structure of part B;

[0027] Figure 6 It is a structural schematic diagram of the light source device of the utility model;

[0028] Figure 7 This is a control logic structure diagram of the dimmable lamp of the utility model;

[0029] Figure 8 It is a structural schematic diagram of the drive module of the utility model;

[0030] Fig. 9 The spectrum of the light source device of the utility model is Figure 1 ;

[0031] Fig.10 The spectrum of the light source device of the utility model is Figure 2 ;

[0032] Fig.11 It is a circuit diagram of the power supply module of the utility model;

[0033] Fig.12 It is a circuit diagram of the control module of the utility model;

[0034] Fig.13 This is a circuit diagram of the constant current drive module of the utility model;

[0035] Fig.14 It is a circuit diagram of the wireless communication module of the utility model. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail with reference to the accompanying drawings. It is hereby stated that the directional words such as up, down, left, right, front, back, inside, outside, etc. that appear or will appear in the text of the utility model are only based on the accompanying drawings of the utility model, and are not specific limitations of the utility model.

[0037] like Figures 1 to 6As shown, a specific embodiment of the utility model provides a dimmable lamp, including a lamp body 1, the lamp body including a light-transmitting tube 2, a light source mounting frame 3 and a main control board 4, the main control board 4 is arranged in the light-transmitting tube 2, and the main control board 4 is electrically connected to the connected power line. The light source mounting frame 3 is clamped in the light-transmitting tube 2, a light source device 5 is arranged in the light source mounting frame 3, a light outlet 31 is arranged on one side of the light source mounting frame 3, the light source device 5 includes a light source board 51, a plurality of light source modules 52 are arranged on the light source board 51, and the light-emitting surface of the light source module 52 faces the light outlet 31.

[0038] The light output angle of the light output port 31 is A, and A is 45° to 135°. In the present embodiment, the light output angle A is preferably 60°, but it is not limited thereto, and can also be selected in the light output angle range of 45° to 135° according to the actual needs of the user. The utility model provides a light output port 31 with a light output angle of A on one side of the lamp to achieve the light output lighting work of the corresponding light output angle, ensure that there is no dazzling light spot when the lamp is used normally, and achieve good anti-glare effect and mixed light effect.

[0039] Specifically, the light source mounting frame 3 is provided with a mounting groove 32, and the light source board 51 is mounted in the mounting groove 32 to fix the light source board 51. The notch of the mounting groove 32 is connected with the light outlet 31, so that the light of the light source module 52 on the light source board 51 is illuminated along the light outlet angle of the light outlet 31, so as to achieve good anti-glare effect and mixed light effect.

[0040] Preferably, end caps 21 are provided at both ends of the light-transmitting tube, one end cap 21 is provided with a line input hole for connecting a power line, and the other end cap 21 is provided with a respirator 22 to prevent water mist from being generated during use and affecting the lighting effect.

[0041] Preferably, if Figures 3 to 5 As shown, the shape of the light source mounting frame 3 is matched with the shape of the light transmissive tube 2, and the two ends of the light source mounting frame 3 are respectively provided with fixing parts 33; the inner walls of the two ends of the light transmissive tube 2 are respectively provided with limiting protrusions 23, and the fixing parts 33 abut against the limiting protrusions 23, so that the light source mounting frame 3 is relatively fixed in the light transmissive tube 2. The light source mounting frame 3 can slide on the limiting protrusions 23 of the light transmissive tube 2. When installing, the light source mounting frame 3 can slide along the limiting protrusions 23 and be installed in the light transmissive tube 2, and then the light source mounting frame 3 is limited and fixed by the end covers 21 at both ends, so as to improve the installation firmness.

[0042] Among them, a rounded end 34 is provided on the side of the fixing portion 33 close to the inner wall of the light-transmitting tube 2, and a concave circular groove 24 is provided at the transition between the limiting protrusion 23 and the inner wall of the light-transmitting tube. The rounded end 34 and the concave circular groove 24 have a smooth transition to prevent the light source mounting frame 3 from scratching the light-transmitting tube during installation, thereby improving product quality.

[0043] like Figure 6 and 7 As shown, the main control board 4 is provided with a control module 41 and a driving module 42. The driving module 42 is connected to the light source module 52 and is used to output constant current to the light-emitting parts 521 of the light source modules 52 of different channels respectively; the control module 41 is connected to the driving module 42 and is used to adjust the constant current output by the driving module 42 according to the input control signal to adjust the working state of the light-emitting parts 521 of different channels (R / G / B / C / W channels) respectively. The light emitted by the light-emitting parts 521 of each channel is mixed to form the light-emitting spectrum of the light source module 52 and the lamp body. Among them, the light source module includes but is not limited to a patch light source with three light-emitting parts 521 in one (such as a patch light source with a three-in-one 3030RGB package) and a patch light source with two light-emitting parts 521 in one (such as a patch light source with a two-in-one 3030CW package). The integrated patch light source can reduce the occupied volume and make the product small.

[0044] The peak wavelength of the first wave peak of the luminous spectrum of the light source module is between 445nm and 455nm, and the half-peak bandwidth is between 15nm and 25nm; the peak wavelength of the second wave peak of the luminous spectrum is between 515nm and 525nm, and the half-peak bandwidth is between 25nm and 35nm; the peak wavelength of the third wave peak of the luminous spectrum is between 600nm and 630nm, and the half-peak bandwidth is between 15nm and 45nm; the peak wavelength of the fourth wave peak of the luminous spectrum is between 650nm and 670nm, and the half-peak bandwidth is between 15nm and 35nm. The color temperature of the light emitted by the light source module is in the range of 3000K to 6500k;

[0045] The spectral intensity of the first wave peak is 14% to 92% of the spectral intensity of the fourth wave peak, the spectral intensity of the second wave peak is 25% to 86% of the spectral intensity of the fourth wave peak, and the spectral intensity of the third wave peak is 30% to 72% of the spectral intensity of the fourth wave peak; or the spectral intensity of the second wave peak is 60% to 86% of the spectral intensity of the first wave peak, the spectral intensity of the third wave peak is 36% to 72% of the spectral intensity of the first wave peak, and the spectral intensity of the fourth wave peak is 60% to 90% of the spectral intensity of the first wave peak. Tests show that when the color temperature of the light emitted by the light source device with the above parameters is in the range of 3000K to 6500k, the color rendering index Ra ≥ 80.

[0046] Specifically, the luminescence spectrum includes a high reduction spectrum and a high saturation spectrum. Fig. 9 and Fig.10 As shown, the high reduction degree spectrum includes a high reduction degree 3000K spectrum, a high reduction degree 4000K spectrum, a high reduction degree 5000K spectrum and a high reduction degree 6500K spectrum;

[0047] The spectral intensity of the first peak of the high-reduction 3000K spectrum is 27% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 41% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 71% of the spectral intensity of the fourth peak, and the color temperature is 3000K;

[0048] The spectral intensity of the first peak of the high-reduction 4000K spectrum is 43% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 47% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 53% of the spectral intensity of the fourth peak, and the color temperature is 4000K;

[0049] The spectral intensity of the second peak of the high-reduction 5000K spectrum is 86% of the spectral intensity of the first peak, the spectral intensity of the third peak is 72% of the spectral intensity of the first peak, and the spectral intensity of the fourth peak is 89% of the spectral intensity of the first peak, and the color temperature is 5000K;

[0050] The spectral intensity of the second peak of the high-reduction 6500K spectrum is 61% of the spectral intensity of the first peak, the spectral intensity of the third peak is 42% of the spectral intensity of the first peak, the spectral intensity of the fourth peak is 60% of the spectral intensity of the first peak, and the color temperature is 6500 K. The color rendering index Ra of the high-reduction spectrum of this embodiment is ≥90, the TM30 hue circle deviation is ≥5, the color fidelity Rf is ≥90, and the color saturation Rg is ≥100.

[0051] The high saturation spectrum includes a high saturation 3000K spectrum, a high saturation 4000K spectrum, a high saturation 5000K spectrum and a high saturation 6500K spectrum;

[0052] The spectral intensity of the first peak of the high-saturation 3000K spectrum is 14% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 25% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 31% of the spectral intensity of the fourth peak, and the color temperature is 3000K;

[0053] The spectral intensity of the first peak of the high-saturation 4000K spectrum is 41% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 39% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 37% of the spectral intensity of the fourth peak, and the color temperature is 4000K;

[0054] The spectral intensity of the first peak of the high-saturation 5000K spectrum is 91% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 85% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 67% of the spectral intensity of the fourth peak, and the color temperature is 5000K;

[0055] The spectral intensity of the second peak of the high-saturation 6500K spectrum is 65% of the spectral intensity of the first peak, the spectral intensity of the third peak is 37% of the spectral intensity of the first peak, the spectral intensity of the fourth peak is 78% of the spectral intensity of the first peak, and the color temperature is 6500 K. The color rendering index Ra of the high-saturation spectrum of this embodiment is ≥80, the TM30 hue circle deviation is ≥10, the color fidelity Rf is ≥80, and the color saturation Rg is ≥105.

[0056] Furthermore, the five light-emitting units include but are not limited to: a first light-emitting unit emitting red light, wherein the peak wavelength of the first light-emitting unit is 664.15 nm, the main wavelength is 645.19 nm, the half-peak bandwidth is 17.98 nm, and the luminous efficiency is 21.16 lm / W; a second light-emitting unit emitting green light, wherein the peak wavelength of the second light-emitting unit is 515.90 nm, the main wavelength is 543.54 nm, the half-peak bandwidth is 28.73 nm, and the luminous efficiency is 76.13 lm / W; a third light-emitting unit emitting blue light, wherein the peak wavelength of the third light-emitting unit is 443.84 nm, the main wavelength is 645.19 nm, the half-peak bandwidth is 17.98 nm, and the luminous efficiency is 21.16 lm / W. The fourth light-emitting part that emits white light has a peak wavelength of 449.7nm, a dominant wavelength of 491.7nm, a half-peak bandwidth of 16nm, a color temperature of 6374K, and a luminous efficiency of 141.39lm / W; and the fifth light-emitting part that emits white light has a peak wavelength of 632.5nm, a dominant wavelength of 584.2m, a half-peak bandwidth of 145.4nm, a color temperature of 2764k, and a luminous efficiency of 121.11lm / W. In practice, the currents outputted by the driving module 42 to the five light-emitting parts can be adjusted by the control module 41 to adjust the working states of the five light-emitting parts respectively, so that the light emitted by the light-emitting parts is mixed to achieve the output of the aforementioned luminous spectrum. In addition, it should be noted that each light-emitting part can use a light-emitting chip with corresponding parameters, such as a blue light chip, a red light chip, a green light chip, etc., or it can use a light-emitting chip to excite phosphors, and encapsulate the light-emitting chip and phosphors through a packaging colloid. The utility model does not impose any restrictions on this.

[0057] Preferably, the high reduction 3000K spectrum and the high saturation 3000K spectrum are both 3000K white light for yellow-colored products, the high reduction 4000K spectrum and the high saturation 4000K spectrum are both 4000K white light for red-colored products, the high reduction 5000K spectrum and the high saturation 5000K spectrum are both 5000K white light for green-colored products, and the high reduction 6500K and the high saturation 6500K spectrum are 6500K white light for dark and light-colored products. The above multiple spectrum modes can meet the lighting needs of different products or commercial color rendering lighting scenes.

[0058] Therefore, the utility model adjusts the working state of the light-emitting parts of the five channels according to the distribution mode of different dimming ratios, realizes different light spectrum modes and light effects, adapts to the light requirements of different application scenarios, and is much better than the existing three-channel dimming light spectrum mode and effect, has a wider range of applications, and can effectively meet the actual use needs of users. Secondly, the utility model realizes lower power consumption for the same light brightness and can achieve higher brightness with the same power consumption, so it has the characteristics of high brightness, good light transmittance and low power consumption, further meeting the actual needs of users.

[0059] like Figure 6 and Figure 7 As shown, the main control board 4 also includes a wireless communication module 433 and a power supply module 44. The power supply module 44 is respectively connected to the control module 41, the driving module 42, the wireless communication module 433 and the light source module 52, and is used to adapt power supply for the control module 41, the driving module 42, the wireless communication module 433 and the light source module 52; the wireless communication module 433 is connected to the control module 41, and is used to send the received control signal to the control module 41, and the control module 41 adjusts the constant current output by the driving module 42 according to the control signal, so as to respectively adjust the working states of the light-emitting parts 521 of different channels, thereby realizing dimming control in a wireless manner to meet the user's convenient control needs.

[0060] Preferably, if Figure 8 As shown, the driving module 42 includes five constant current driving modules 421, and the constant current driving modules 421 are correspondingly connected to the light-emitting parts 521 of different channels to respectively control the light-emitting parts 521 of the corresponding channels to perform dimming work, thereby creating a rich and diverse lighting atmosphere and meeting the dimming requirements of different dimming modes.

[0061] Preferably, the dimmable lamp of this embodiment is a T8 tube, but the present invention is not limited thereto.

[0062] The present invention is further described in detail below in conjunction with a specific circuit diagram:

[0063] like Figures 11 to 14 As shown, Figures 11 to 14 The circuit structure diagram of the dimmable lamp of the utility model is shown, and the circuit structures of the power supply module 44, the control module 41, the wireless communication module 43 and the constant current drive module 421 are described below respectively:

[0064] 1. Power supply module 44

[0065] like Fig.11 As shown, the power supply module 44 includes a power buck chip U2, a third resistor R3, a fourth resistor R1, a fifth resistor R2, a fourth capacitor C2, a fifth capacitor CC1, a first electrolytic capacitor CE2, a third diode 1DD and a second inductor L1; the power buck chip U2 includes a BST pin, a GND pin, a FB pin, an EN pin, a VI N pin and a SW pin;

[0066] The VIN pin is connected to the first power supply voltage VCC and is connected to the EN pin through the third resistor R3, the SW pin is connected to the negative terminal of the third diode 1DD, the positive terminal of the third diode 1DD is grounded, the SW pin is grounded through the second inductor L1 and the first electrolytic capacitor CE2, and the connecting end between the second inductor L1 and the first electrolytic capacitor CE2 outputs the second power supply voltage 3.3V, the SW pin is also connected to the BST pin through the fourth capacitor C2, and the fifth capacitor CC1 is connected in parallel with the first electrolytic capacitor CE2; the FB pin is connected to the connecting end between the second inductor L1 and the first electrolytic capacitor CE2 through the fourth resistor R1, the FB pin is also grounded through the fifth resistor R2, and the GND pin is grounded.

[0067] It should be noted that the first power supply voltage VCC is input into the power supply buck chip U2, and the first power supply voltage VCC is bucked by the power supply buck chip U2 to be converted into a second power supply voltage and adapted to supply power to the control module 41 and the wireless communication module 432. The first power supply voltage VCC is also input into the constant current drive module 421 to adapt the power supply to the constant current drive module 421 to ensure that the entire circuit is powered on.

[0068] The input first power supply voltage VCC is DC24-48V, and the specific value can be selected according to actual needs.

[0069] Preferably, the model of the power step-down chip U2 is TD1466TR, but it is not limited to this and can be selected according to actual needs.

[0070] 2. Control module 41

[0071] like Fig.12 As shown, Fig.12The specific circuit structure diagram of the control module 41 is shown, which will not be described in detail here. Among them, the control module 41 pre-stores a variety of lighting control modes to switch to achieve different lighting modes, so as to adapt to different application scenarios. Preferably, the control module 41 includes an MCU chip U6, and the specific model of the MCU chip U6 is preferably APM32F030C8T6.

[0072] 3. Constant current drive module 421

[0073] like Fig.13 As shown, the constant current driving module 421 includes a constant current driving chip U1, a first resistor RI N2, a second resistor RI N1, a first inductor L1, a first capacitor CC2, a second capacitor C1, a third capacitor C1 N1, a first diode 1DD1, a second diode DD1 and a sampling module 4211, and the constant current driving chip U1 includes a signal control pin DIM, a power supply pin VI N, an output pin DRAI N, a sampling pin CS, a power supply pin VDD and a ground pin GND;

[0074] The signal control pin DIM is connected to the signal output end (PWM1, PWM2, PWM3, PWM4 or PWM5) of the control module 41 through the first resistor RI N2, the power supply pin VI N is connected to the cathode end of the first diode 1DD1 through the second resistor RI N1, the anode end of the first diode 1DD1 is connected to the first power supply voltage VCC and the anode end of the light-emitting part of the corresponding channel and is grounded through the first capacitor CC2; the output pin DRAIN is connected to the cathode end of the light-emitting part of the corresponding channel through the first inductor L1, the output pin DRAIN is connected to the anode end of the second diode DD1, the cathode end of the second diode DD1 is connected to the first power supply voltage VCC, the cathode end of the light-emitting part is connected to the first power supply voltage through the second capacitor C1, the power pin VDD is grounded through the third capacitor C1 N1, the sampling pin CS is grounded through the sampling module 4211, and the ground pin GND is grounded.

[0075] It should be noted that the dimming effect of the constant current driver chip U1 can be controlled by adjusting the PWM signal output by the control module 41. By outputting a high level and a PWM signal with an output frequency of more than 4K, high-brightness dimming signal control can be achieved, thereby achieving 65536-level brightness dimming, effectively improving the dimming accuracy and dimming effect, and without flicker, thereby meeting different dimming requirements.

[0076] Among them, the resistance values ​​of the sampling modules 4211 in each constant current driving circuit 421 are different from each other, and the sampling modules 4211 include at least two sampling resistors. By setting the sampling modules 4211 with different resistance values, the constant current driving chip U1 of each channel can be adjusted to output different constant current signals to achieve different dimming effects. The five-channel differentiated current design can effectively ensure the high dimming accuracy and no flicker of each light-emitting part; by finely adjusting the output current respectively, the dimming effect of each light-emitting part can be controlled to create different lighting atmospheres, thereby meeting the different lighting effect requirements of users.

[0077] Preferably, the specific model of the constant current driving chip U1 is preferably HD6616, but is not limited thereto.

[0078] 3. Wireless Communication Module 432

[0079] like Fig.14 As shown, the wireless communication module 432 includes a remote control communication chip U3, a sixth resistor RK1, a seventh resistor RD4, an eighth resistor RD5, a sixth capacitor C3, an antenna module and an indicator light module 431, and the remote control communication chip U3 includes a GND pin, a VCC pin, a data pin, an indication pin KEY, a PD pin, a RST pin and an ANT pin;

[0080] The GND pin is grounded and connected to the second power supply voltage and the VCC pin respectively through the sixth capacitor C3, the data pins (D0, D1, D2 and D3) are correspondingly connected to the data communication terminals (D0, D1, D2 and D3) of the control module 41 through the resistor modules (RD0, RD1, RD2 and RD3), the indication pin KEY is connected to the indicator light module 431 and grounded through the sixth resistor RK1, the PD pin is grounded through the seventh resistor RD4, the RST pin is connected to the second power supply voltage through the eighth resistor RD5, and the ANT pin is connected to the antenna module.

[0081] It should be noted that the antenna module of the remote control communication chip U3 receives the control signal sent by the external remote control in real time and sends it to the control module 41. The control module 41 controls each constant current drive module 421 to perform dimming according to the control signal to switch different lighting modes to meet the user's different application scenario requirements.

[0082] Preferably, the specific model of the remote control communication chip U3 is preferably ASL43, but is not limited to this.

[0083] The indicator light module 431 includes an indicator light and a ninth resistor, and the indication pin KEY is connected to the second power supply voltage through the indicator light and the ninth resistor in sequence. The indicator light plays a control indication role so that the user can intuitively know that the device has received the control signal.

[0084] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention are still within the scope covered by the present invention.

Claims

1. A light source device, characterized in that: It comprises a light source board, on which a light source module is arranged, the peak wavelength of the first wave peak of the luminous spectrum of the light source module is between 445nm and 455nm, and the half-peak bandwidth is between 15nm and 25nm; the peak wavelength of the second wave peak of the luminous spectrum is between 515nm and 525nm, and the half-peak bandwidth is between 25nm and 35nm; the peak wavelength of the third wave peak of the luminous spectrum is between 600nm and 630nm, and the half-peak bandwidth is between 15nm and 45nm; the peak wavelength of the fourth wave peak of the luminous spectrum is between 650nm and 670nm, and the half-peak bandwidth is between 15nm and 35nm, and the color temperature of the light emitted by the light source module is within the range of 3000K to 6500k; The spectral intensity of the first peak is 14% to 92% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 25% to 86% of the spectral intensity of the fourth peak, and the spectral intensity of the third peak is 30% to 72% of the spectral intensity of the fourth peak; or the spectral intensity of the second peak is 60% to 86% of the spectral intensity of the first peak, the spectral intensity of the third peak is 36% to 72% of the spectral intensity of the first peak, and the spectral intensity of the fourth peak is 60% to 90% of the spectral intensity of the first peak.

2. The light source device according to claim 1, characterized in that: The luminescence spectrum includes a high reduction degree spectrum and / or a high saturation spectrum, and the high reduction degree spectrum includes a high reduction degree 3000K spectrum, a high reduction degree 4000K spectrum, a high reduction degree 5000K spectrum and a high reduction degree 6500K spectrum; The spectral intensity of the first peak of the high-reduction 3000K spectrum is 27% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 41% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 71% of the spectral intensity of the fourth peak, and the color temperature is 3000K; The spectral intensity of the first peak of the high-reduction 4000K spectrum is 43% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 47% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 53% of the spectral intensity of the fourth peak, and the color temperature is 4000K; The spectral intensity of the second peak of the high-reduction 5000K spectrum is 86% of the spectral intensity of the first peak, the spectral intensity of the third peak is 72% of the spectral intensity of the first peak, and the spectral intensity of the fourth peak is 89% of the spectral intensity of the first peak, and the color temperature is 5000K; The spectral intensity of the second peak of the high-reduction 6500K spectrum is 61% of the spectral intensity of the first peak, the spectral intensity of the third peak is 42% of the spectral intensity of the first peak, the spectral intensity of the fourth peak is 60% of the spectral intensity of the first peak, and the color temperature is 6500K; The high saturation spectrum includes a high saturation 3000K spectrum, a high saturation 4000K spectrum, a high saturation 5000K spectrum and a high saturation 6500K spectrum; The spectral intensity of the first peak of the high-saturation 3000K spectrum is 14% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 25% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 31% of the spectral intensity of the fourth peak, and the color temperature is 3000K; The spectral intensity of the first peak of the high-saturation 4000K spectrum is 41% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 39% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 37% of the spectral intensity of the fourth peak, and the color temperature is 4000K; The spectral intensity of the first peak of the high-saturation 5000K spectrum is 91% of the spectral intensity of the fourth peak, the spectral intensity of the second peak is 85% of the spectral intensity of the fourth peak, the spectral intensity of the third peak is 67% of the spectral intensity of the fourth peak, and the color temperature is 5000K; The spectral intensity of the second peak of the high-saturation 6500K spectrum is 65% of the spectral intensity of the first peak, the spectral intensity of the third peak is 37% of the spectral intensity of the first peak, and the spectral intensity of the fourth peak is 78% of the spectral intensity of the first peak. The color temperature is 6500K.

3. The light source device according to claim 2, characterized in that: The light source module comprises: A first light-emitting portion emitting red light, wherein the peak wavelength of the first light-emitting portion is 664.15 nm, the main wavelength is 645.19 nm, and the half-peak bandwidth is 17.98 nm; A second light-emitting portion emitting green light, wherein the peak wavelength of the second light-emitting portion is 515.90 nm, the main wavelength is 543.54 nm, and the half-peak bandwidth is 28.73 nm; A third light-emitting portion emitting blue light, wherein the peak wavelength of the third light-emitting portion is 443.84 nm, the main wavelength is 482.63 nm, and the half-peak bandwidth is 16.38 nm; a fourth light-emitting portion emitting white light, wherein the fourth light-emitting portion has a peak wavelength of 449.7 nm, a main wavelength of 491.7 nm, a half-peak bandwidth of 16 nm, and a color temperature of 6374 K; and The fifth light-emitting unit emits white light, and the peak wavelength of the fifth light-emitting unit is 632.5nm, the main wavelength is 584.2m, the half-peak bandwidth is 145.4nm, and the color temperature is 2764k.

4. A dimmable lamp, characterized in that: The light comprises a light body, wherein the light body comprises a light-transmitting tube and a main control board, wherein the light-transmitting tube is provided with a light source device as claimed in any one of claims 1 to 3; The main control board is arranged in the light-transmitting tube, and a control module and a driving module are arranged on the main control board. The driving module is connected to the light source module and is used to output a constant current to the light source module; The control module is connected to the driving module and is used to adjust the constant current output by the driving module according to an input control signal so as to adjust the working state of the light source module.

5. The dimmable lamp according to claim 4, characterized in that: The light body comprises a light source mounting frame, the light source mounting frame is clamped in the light-transmitting tube, and a light source board is arranged in the light source mounting frame; A light outlet is arranged on one side of the light source mounting frame, a plurality of light source modules are arranged on the light source board, and the light emitting surfaces of the light source modules face the light outlet.

6. The dimmable lamp according to claim 5, characterized in that: The light source mounting frame is provided with a mounting groove in which the light source board is mounted, and a notch of the mounting groove is communicated with the light outlet.

7. The dimmable lamp according to claim 5, characterized in that: The shape of the light source mounting frame is adapted to the shape of the light-transmitting tube, and fixing parts are respectively provided at both ends of the light source mounting frame; The inner walls at both ends of the light-transmitting tube are respectively provided with limiting convex parts, and the fixing part abuts against the limiting convex parts.

8. The dimmable lamp according to claim 4 or 5, characterized in that: The two ends of the light-transmitting tube are respectively provided with end covers, one end cover is provided with a line input hole, and the other end cover is provided with a respirator.

9. The dimmable lamp according to claim 5, characterized in that: The light output angle of the light output port is A, and A is 45° to 135°.

10. The dimmable lamp according to claim 4, characterized in that: The light source module includes a first light source module with two light-emitting parts and a second light source module with three light-emitting parts, the driving module includes five constant current driving modules, the constant current driving modules are correspondingly connected to the light-emitting parts of different channels, the constant current driving module includes a constant current driving chip, a first resistor, a second resistor, a first inductor, a first capacitor, a second capacitor, a third capacitor, a first diode, a second diode and a sampling module, and the constant current driving chip includes a signal control pin, a power supply pin, an output pin, a sampling pin, a power supply pin and a ground pin; The signal control pin is connected to the signal output end of the control module through the first resistor, the power supply pin is connected to the cathode end of the first diode through the second resistor, the anode end of the first diode is connected to the first power supply voltage and the anode end of the light-emitting unit and is grounded through the first capacitor; The output pin is connected to the cathode terminal of the light-emitting unit through a first inductor, the output pin is connected to the anode terminal of the second diode, the cathode terminal of the second diode is connected to a first power supply voltage, the cathode terminal of the light-emitting unit is connected to the first power supply voltage through the second capacitor, the power pin is grounded through a third capacitor, the sampling pin is grounded through a sampling module, and the ground pin is grounded.

11. The dimmable lamp according to claim 4, characterized in that: The main control board also includes a wireless communication module and a power supply module, and the power supply module is connected to the control module, the drive module, the wireless communication module and the light source module respectively, and is used to adapt and supply power to the control module, the drive module, the wireless communication module and the light source module; The wireless communication module is connected to the control module and is used to send a received control signal to the control module. The control module adjusts the constant current output by the driving module according to the control signal to adjust the working state of the light source module.

12. The dimmable lamp according to claim 11, characterized in that: The power supply module includes a power buck chip, a third resistor, a fourth resistor, a fifth resistor, a fourth capacitor, a fifth capacitor, a first electrolytic capacitor, a third diode and a second inductor; the power buck chip includes a BST pin, a GND pin, a FB pin, an EN pin, a VIN pin and a SW pin; The VIN pin is connected to the first power supply voltage and is connected to the EN pin through the third resistor, the SW pin is connected to the negative terminal of the third diode, the positive terminal of the third diode is grounded, the SW pin is grounded through the second inductor and the first electrolytic capacitor, the connecting end between the second inductor and the first electrolytic capacitor outputs the second power supply voltage, the SW pin is also connected to the BST pin through the fourth capacitor, and the fifth capacitor is connected in parallel with the first electrolytic capacitor; The FB pin is connected to a connection end between the second inductor and the first electrolytic capacitor through the fourth resistor, the FB pin is also grounded through the fifth resistor, and the GND pin is grounded.

13. The dimmable lamp according to claim 11, characterized in that: The wireless communication module includes a remote control communication chip, a sixth resistor, a seventh resistor, an eighth resistor, a sixth capacitor, an antenna module and an indicator light module, and the remote control communication chip includes a GND pin, a VCC pin, a data pin, an indication pin, a PD pin, a RST pin and an ANT pin; The GND pin is grounded and connected to the second power supply voltage and the VCC pin respectively through the sixth capacitor, the data pin is connected to the data communication end of the control module through the resistance module, the indication pin is connected to the indicator light module and grounded through the sixth resistor, the PD pin is grounded through the seventh resistor, the RST pin is connected to the second power supply voltage through the eighth resistor, and the ANT pin is connected to the antenna module.

Images