Light source module and lamp
By designing a cutable light source module, the problem of uneven light sources in existing lamps is solved, and the flexible combination and adjustment of light source modules is realized, adapting to different lamp specifications and shapes, ensuring uniform light output of the lamps.
Patent Information
- Application Number
- CN202422326923.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-23
- Publication Date
- 2025-06-24
- Estimated Expiration
- 2034-09-23
AI Technical Summary
It is difficult for existing lamps to achieve uniform light output from the light source, and due to the differences in appearance of the lamps, it is difficult for fixed-size lamp strips to take into account the edges and corners of the lamps, resulting in uneven light output.
It provides a light source module. Through the design of the main board body and the support board body, combined with the setting of the cutting hole row, the light source module can be divided into multiple light source modules, cut according to the specifications of the lamp, and can be freely combined and spliced to adjust the position and density of the light source.
It realizes that light sources of different sizes are not required to be prepared according to the specifications of the lamp. The edges and corners of the light sources can be adjusted relative to the lamp, ensuring uniform light output of the lamp, and is suitable for lamps of different specifications and shapes.
Smart Images
Figure CN223020019U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lighting fixtures, in particular to a light source module and a lighting fixture. Background Art
[0002] Most of the existing lighting fixtures use light bars as light sources. Different sizes of light bars need to be developed and prepared for different lighting fixtures, which is costly and prone to waste of human and warehousing resources. Moreover, due to the differences in the shapes of lighting fixtures, fixed-size light bars are difficult to cover the corner positions of lighting fixtures, easily resulting in uneven light output of the lighting fixtures. Summary of the Utility Model
[0003] The technical problem to be solved by the utility model is to provide a light source module, so as to eliminate the need to additionally prepare light sources of different sizes according to the specifications of lighting fixtures, and the position of the light source relative to the corners of the lighting fixture can be adjusted to make the light output of the lighting fixture uniform.
[0004] To solve the above technical problem, the purpose of the utility model is achieved through the following technical solutions: providing a light source module, including a main board body, on one side of the main board body, a plurality of mutually parallel support board bodies are horizontally extended at intervals along the length direction thereof, a signal input port, a signal output port and a power supply input and output port are arranged on the main board body, a plurality of LED lamp beads are arranged on the support board body and / or the main board body, cutting hole rows are arranged at intervals along the length direction of the main board body, the cutting hole rows include a plurality of cutting holes arranged side by side along the width direction of the main board body, and the light source module can be divided into a plurality of light source modules along the cutting hole rows, and each light source module includes at least one of the support board bodies.
[0005] A further technical solution thereof is: the LED lamp beads on the main board body are arranged corresponding to the LED lamp beads on the support board body.
[0006] A further technical solution thereof is: the distance between two adjacent cutting hole rows on the main board body is equal.
[0007] A further technical solution thereof is: wiring pads are arranged on both sides of the main board body at the cutting hole rows.
[0008] A further technical solution thereof is: the light source module further includes an LED lamp bead control module, the LED lamp bead control module is connected to the LED lamp beads, the LED lamp bead control module includes a lighting control circuit, the lighting control circuit includes a controller and a lighting control chip, the data input pin of the lighting control chip is connected to the data pin of the controller, the voltage input pin of the lighting control chip is connected to the power supply voltage, and the lighting drive pin group of the lighting control chip is connected to the corresponding lighting pin group of the LED lamp beads.
[0009] Its further technical solution is: the lighting control circuit further includes a current limiting resistor and a filtering capacitor. The power supply voltage is connected to the voltage input pin of the lighting control chip after passing through the current limiting resistor. The power supply voltage is connected to the first end of the current limiting resistor. The first end of the filtering capacitor is grounded. The second end of the filtering capacitor is electrically connected between the power supply voltage and the first end of the current limiting resistor. A chip power supply filtering capacitor with one end grounded is electrically connected between the second end of the current limiting resistor and the voltage input pin of the lighting control chip.
[0010] Its further technical solution is: the distances between two adjacent support plate bodies of the light source module are equal.
[0011] Its further technical solution is: the distance between two adjacent support plate bodies of the light source module is not less than the width of the support plate body.
[0012] Its further technical solution is: the width of the support plate body at the end of the light source module close to the main board body is not greater than the width of the remaining support plate bodies.
[0013] In addition, the technical problem to be solved by the present utility model is also to provide a lighting fixture, so as to avoid preparing light sources of different sizes additionally according to the specifications of the lighting fixture, and the position of the light source relative to the corners of the lighting fixture can be adjusted, so that the light output of the lighting fixture is uniform.
[0014] To solve the above technical problems, the object of the present utility model is achieved through the following technical solutions: providing a lighting fixture, including the above-mentioned light source module.
[0015] The beneficial technical effects of the present utility model are as follows: in the light source module of the present utility model, a plurality of mutually parallel support plate bodies are formed by laterally extending at intervals along the length direction on one side of the main board body, and a plurality of LED lamp beads are provided on the support plate body and / or the main board body. The main board body is provided with a plurality of cutting hole rows including a plurality of cutting holes arranged side by side along the width direction of the main board body at intervals along its length direction, so that the light source module can be divided into a plurality of light source modules along the cutting hole rows. The size of the required light source module can be cut according to the specifications of the lighting fixture, and the practicability is strong. By setting the cutting hole rows, cutting can be performed without specific tools, and the operation is convenient and fast. Moreover, the obtained light source modules can be freely combined and spliced, which is convenient for adjusting the distance, placement direction, corner position and pixel density of the light source modules, so that the lighting fixture emits light evenly and can meet the requirements of lighting fixtures of different specifications and shape structures; at the same time, the main board body is provided with a signal input port, a signal output port and a power supply input and output port, so as to realize the signal transmission between the light source modules through the cooperation of the signal input port and the signal output port with connecting wires, and through the cooperation of the power supply input and output port with the power cord, the light source modules can be electrically connected to provide power for the operation of a plurality of light source modules. The lighting fixture of the present utility model also has the above functions. Description of the Drawings
[0016] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.
[0017] Figure 1 It is a schematic structural diagram of the light source module of the present utility model;
[0018] Figure 2 It is a partial schematic diagram of the light source module of the present utility model;
[0019] Figure 3 It is a schematic structural diagram of the light source module of the present utility model after omitting the signal input port, signal output port, and power supply input and output ports;
[0020] Figure 4 It is a schematic layout diagram of the light source module of the present utility model in different lamps;
[0021] Figure 5 It is a schematic structural diagram of the light source module of the present utility model specifically applied to a lamp;
[0022] Figure 6 It is a schematic layout diagram of the light source module of the light source module of the present utility model in different lamps;
[0023] Figure 7 It is a partial circuit diagram of the lighting control circuit of the light source module of the present utility model. Detailed implementation manners
[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the protection scope of the present utility model.
[0025] Please refer to Figures 1 to 3 , Figure 1Schematic structural diagram of the light source module provided by the present utility model. The light source module 10 includes a main board body 11. On one side of the main board body 11, a plurality of mutually parallel support board bodies 12 are formed by extending horizontally at intervals along its length direction. A signal input port 111, a signal output port 112, and a power supply input / output port 113 are provided on the main board body 11. A plurality of LED lamp beads 13 are provided on the support board bodies 12 and the main board body 11. The main board body 11 is provided with a cutting hole row 14 at intervals along its length direction. The cutting hole row 14 includes a plurality of cutting holes arranged side by side along the width direction of the main board body 11. The light source module 10 can be divided into several light source modules 15 along the cutting hole row 14. Each light source module 15 includes at least one of the support board bodies 12.
[0026] Among them, the signal input port 111 and the signal output port 112 can be three-pin ports. The signal input port 111 and the signal output port 112 can be provided at one end of the main board body 11. The power supply input / output port 113 can include two six-pin ports 1131. The two six-pin ports 1131 are connected to each other. The power supply input / output port 113 can be provided in the middle of the main board body 11. The light source module 10 forms a plurality of mutually parallel support board bodies 12 by extending horizontally at intervals along one side of the main board body 11 in its length direction. A plurality of LED lamp beads 13 are provided on the support board bodies 12 and the main board body 11. The main board body 11 is provided with a cutting hole row 14 including a plurality of cutting holes arranged side by side along the width direction of the main board body 11 at intervals along its length direction, so that the light source module 10 can be divided into several light source modules 15 along the cutting hole row 14. The size of the required light source module 15 can be cut according to the specifications of the lamp, with strong practicability. By setting the cutting hole row 14, it can be cut without specific tools, and the operation is convenient and fast. Moreover, the obtained light source modules 15 can be freely combined and spliced, which is convenient for adjusting the distance, placement direction, corner position, and pixel density of the light source modules 15, making the lamp emit light evenly and meeting the requirements of lamps with different specifications and shape structures; at the same time, a signal input port 111, a signal output port 112, and a power supply input / output port 113 are provided on the main board body 11, so as to realize signal transmission between the light source modules 10 through the cooperation of the signal input port 111 and the signal output port 112 with connecting wires. Through the cooperation of the power supply input / output port 113 with the power cord, the light source modules 10 can be electrically connected to provide power for the operation of multiple light source modules 10.
[0027] Of course, in some embodiments, the main board body 11 may not be provided with LED lamp beads 13.
[0028] Specifically, in this embodiment, the LED lamp beads 13 on the main board body 11 are arranged corresponding to the LED lamp beads 13 on the support board body 12. The LED lamp beads 13 on the main board body 11 and the corresponding LED lamp beads 13 on the support board body 12 are located on the same straight line, and the spacing between the LED lamp beads 13 is equal, so that the light source module 15 emits light evenly.
[0029] Specifically, in some embodiments, the spacing between two adjacent cutting hole rows 14 on the main board body 11 is equal. Here, the spacing refers to the interval distance. Of course, in other embodiments, the spacing between two adjacent cutting hole rows 14 on the main board body 11 can be different.
[0030] Combined with Figure 4 , Figure 4 FIG. shows the layout diagrams of the light source module of the present invention in different lamps. Preferably, a plurality of light source modules 10 can be provided on the circuit board of the lamp. The layout manners of the plurality of light source modules 10 in different lamps are as Figure 4 shown. Figure 4 In (a) of FIG., the light source modules 10 are arranged side by side. Figure 4 In (b) of FIG., every two light source modules 10 form a group and are arranged in an axisymmetric manner. Figure 4 In (c) of FIG., every two light source modules 10 form a group and are arranged in such a way that the support board body 12 of one light source module 10 is inserted into the interval between two adjacent support board bodies 12 of another light source module 10, so as to meet the specification requirements of different lamps. Figure 5 FIG. shows the structural diagram of the light source module of the present invention specifically applied to a lamp. A plurality of light source modules 10 are provided on the substrate 20 of the circuit board of the lamp. Each light source module 10 is electrically connected through a power cord in cooperation with a power input and output port, and the control signals are transmitted between each light source module 10 through a data line in cooperation with a signal input port and a signal output port.
[0031] Continue to refer to Figures 1 to 3, specifically, wiring pads 17 are provided on both sides of the cutting hole row 14 on the main board body 11, so that the light source module 15 can be subsequently connected to the wiring pads 17 through a cable according to requirements to transmit power signals and / or control signals. The light source module 10 obtains the corresponding light source module 15 by cutting according to the cutting hole row 14. The light source module 15 with a power supply input and output port 113 obtains a power signal through a power cord, and cooperates with the wiring pad 17 and the cable to transmit the power signal to the light source module 15 spliced with the light source module 15 with the power supply input and output port 113 to supply power for the operation of the light source module 15. The light source module 15 with a signal input port 111 and a signal output port 112 receives and obtains a control signal through a data line and transmits it, and cooperates with the wiring pad 17 and the cable to transmit the control signal to the light source module 15 spliced with the light source module 15 with the signal input port 111 and the signal output port 112 to realize the control of the operation of the light source module 15.
[0032] Combined with Figure 6 , Figure 6 shows a schematic diagram of the arrangement of the light source modules of the light source module of the present invention in different lamps. Figure 6 (a) in is a schematic diagram of a single light source module 15. Figure 6 From (b) to Figure 6 (d) in are respectively schematic diagrams of the splicing arrangement of two light source modules 15. The splicing arrangement method of the light source module 15 can be adjusted according to the actual lamp specification structure requirements.
[0033] Combined with Figure 7 , specifically, in this embodiment, the light source module 15 further includes an LED lamp bead control module. The LED lamp bead control module is connected to the LED lamp bead 13. The LED lamp bead control module includes a lighting control circuit. The lighting control circuit includes a controller U1 and a lighting control chip U2. The data input pin DIN of the lighting control chip U2 is connected to the data pin DAT of the controller U1. A port protection resistor R is electrically connected between the data input pin DIN of the lighting control chip U2 and the data pin DAT of the controller U1. D1, the voltage input pin VIN of the lighting control chip U2 is connected to the power supply voltage VCC, and the lighting drive pin group of the lighting control chip U2 is connected to the lighting pin group of the corresponding LED lamp bead 13 to drive and control the corresponding LED lamp bead 13 to emit corresponding light through the lighting drive pin group. Among them, the lighting drive pin group includes a red light drive pin, a green light drive pin, and a blue light drive pin, and the lighting pins include a red light pin, a green light pin, and a blue light pin. The LED lamp beads 13 on the same support plate body 12 and the LED lamp beads 13 on the main board body 11 corresponding to the LED lamp beads 13 on the support plate body 12 are all connected to the same group of lighting drive pin groups, so that the LED lamp beads 13 in the same row can emit light of the same color. The lighting control chip U2 includes at least one group of lighting drive pin groups, and the number of the lighting drive pin groups of the lighting control chip U2 corresponds to the number of the support plate bodies 12 of the corresponding light source module 15 to drive and control the lighting of the LED lamp beads 13 on different support plate bodies 12 through different lighting drive pin groups. Of course, in some embodiments, only LED lamp beads 13 may be provided on the support plate body 12 of the light source module 10, and the LED lamp bead control module is arranged on another circuit board, and the light source module 10 is connected to the circuit board so that the LED lamp group control module is connected to the corresponding LED lamp beads 13, so that the LED lamp beads 13 of the light source module 10 are driven and controlled in an external drive manner.
[0034] Specifically, in this embodiment, the lighting control circuit further includes a current limiting resistor R D and a filter capacitor C S , the power supply voltage VCC is connected to the voltage input pin VIN of the lighting control chip U2 after passing through the current limiting resistor R D , the power supply voltage VCC is connected to the first end of the current limiting resistor R D , the first end of the filter capacitor C S is grounded, the second end of the filter capacitor C S is electrically connected between the power supply voltage VCC and the first end of the current limiting resistor R D , and a chip power supply filter capacitor C D with one end grounded is electrically connected between the second end of the current limiting resistor R D and the voltage input pin VIN of the lighting control chip U2.
[0035] Specifically, the distance between two adjacent support plate bodies 12 of the light source module 10 is equal. Preferably, the distance between two adjacent support plate bodies 12 of the light source module 10 is not less than the width of the support plate body 12, so that the support plate body 12 of the light source module 15 obtained after cutting can be inserted into the interval between two adjacent support plate bodies 12 of another light source module 15.
[0036] Specifically, the width of the support plate body 12 at the end of the light source module 10 close to the main board body 11 is not greater than the width of the remaining support plate bodies 12. Herein, the remaining support plate bodies 12 refer to all the support plate bodies 12 in the light source module 10 except for the end close to the main board body 11, so as to reduce the total length of the light source module 10 and improve the adaptability. The widths of the remaining support plate bodies 12 can be equal. Of course, in some embodiments, the widths of all the support plate bodies 12 are equal.
[0037] The present utility model further provides a lamp, and the lamp includes the above-mentioned light source module 10.
[0038] In summary, in the light source module of the present utility model, a plurality of mutually parallel support plate bodies are formed by laterally extending at intervals along the length direction on one side of the main board body, and a plurality of LED lamp beads are provided on the support plate bodies and / or. The main board body is provided with a plurality of cutting hole rows including a plurality of cutting holes arranged side by side along the width direction of the main board body at intervals along the length direction thereof, so that the light source module can be divided into a plurality of light source modules along the cutting hole rows, and the size of the required light source module can be cut according to the specifications of the lamp, with strong practicability. By setting the cutting hole rows, cutting can be performed without specific tools, and the operation is convenient and fast. Moreover, the obtained light source modules can be freely combined and spliced, which is convenient for adjusting the distance, placement direction, corner position and pixel density of the light source modules, making the lamp emit light evenly and meeting the requirements of lamps with different specifications and shape structures; at the same time, the main board body is provided with a signal input port, a signal output port and a power supply input and output port, so as to realize signal transmission between the light source modules through the cooperation of the signal input port and the signal output port with a connecting wire, and through the cooperation of the power supply input and output port with a power cord, the light source modules can be electrically connected to provide power for the operation of a plurality of light source modules. The lamp of the present utility model also has the above functions.
[0039] The above is only the specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model can easily think of various equivalent modifications or substitutions, and these modifications or substitutions should all be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims
1. A light source module, characterized in that: It includes a main board body, one side of the main board body is formed with a plurality of mutually parallel support boards extending transversely at intervals along its length direction, the main board body is provided with a signal input port, a signal output port and a power supply input and output port, the support board body and / or the main board body are provided with a plurality of LED lamp beads, the main board body is provided with rows of cutting holes at intervals along its length direction, the rows of cutting holes include a plurality of cutting holes arranged side by side along the width direction of the main board body, the light source module can be divided into a plurality of light source modules along the rows of cutting holes, each of the light source modules includes at least one support board body.
2. The light source module according to claim 1, characterized in that: The LED lamp beads on the main board body are arranged correspondingly to the LED lamp beads on the support board body.
3. The light source module according to claim 1, characterized in that: The spacing between two adjacent rows of cutting holes on the main board is equal.
4. The light source module according to claim 1, characterized in that: The main board body is provided with connection pads on both sides of the cutting hole row.
5. The light source module according to claim 1, characterized in that: The light source module also includes an LED lamp bead control module, which is connected to the LED lamp bead. The LED lamp bead control module includes a light control circuit, which includes a controller and a light control chip. The data input pin of the light control chip is connected to the data pin of the controller, the voltage input pin of the light control chip is connected to the power supply voltage, and the light driving pin group of the light control chip is connected to the light pin group of the corresponding LED lamp bead.
6. The light source module according to claim 5, characterized in that: The lighting control circuit also includes a current limiting resistor and a filter capacitor. The supply voltage is connected to the voltage input pin of the lighting control chip after passing through the current limiting resistor. The supply voltage is connected to the first end of the current limiting resistor. The first end of the filter capacitor is grounded. The second end of the filter capacitor is electrically connected between the supply voltage and the first end of the current limiting resistor. A chip power supply filter capacitor with one end grounded is electrically connected between the second end of the current limiting resistor and the voltage input pin of the lighting control chip.
7. The light source module according to claim 1, characterized in that: The distances between two adjacent support plates of the light source module are equal.
8. The light source module according to claim 1, characterized in that: The distance between two adjacent support plates of the light source module is not less than the width of the support plate.
9. The light source module according to claim 1, characterized in that: The width of the support plate body at the end of the light source module close to the main plate body is not greater than the width of the remaining support plate body.
10. A lamp, characterized in that: The method comprises the light source module as claimed in any one of claims 1 to 9.