CN220506664U - LED light source device - Google Patents
LED light source device Download PDFInfo
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- CN220506664U CN220506664U CN202321557214.XU CN202321557214U CN220506664U CN 220506664 U CN220506664 U CN 220506664U CN 202321557214 U CN202321557214 U CN 202321557214U CN 220506664 U CN220506664 U CN 220506664U
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- 210000001503 joint Anatomy 0.000 claims abstract description 11
- 239000003990 capacitor Substances 0.000 claims description 35
- 239000011324 bead Substances 0.000 claims description 27
- 239000000758 substrate Substances 0.000 claims description 20
- 239000003292 glue Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 239000011152 fibreglass Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- WABPQHHGFIMREM-VENIDDJXSA-N lead-201 Chemical compound [201Pb] WABPQHHGFIMREM-VENIDDJXSA-N 0.000 description 1
- WABPQHHGFIMREM-FTXFMUIASA-N lead-202 Chemical compound [202Pb] WABPQHHGFIMREM-FTXFMUIASA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a LED light source device, comprising: light source board and drive plate, the drive plate includes: the utility model provides a first base plate, first input wire, second input wire, first output wire, second output wire and the public head of connector, the one end of first output wire is connected with drive circuit's anodal output, and the one end of second output wire is connected with drive circuit's negative pole output, and the other end of first output wire is connected with the first wiring end of the public head of connector, and the other end of second output wire is connected with the second wiring end of the public head of connector, and the light source board includes: the second base plate, the primary and secondary head of wiring, anodal wire and negative pole wire, the public head of wiring is docked with the primary and secondary head of wiring. The application adopts the butt joint mode of the wiring sub-male head and the wiring sub-female head, so that the connection of the light source plate and the driving plate is simpler. The practical butt joint operation is convenient. The LED light source and the manufacturing method thereof are used in the technical field of LED light sources.
Description
Technical Field
The utility model relates to the technical field of LED light sources, in particular to an LED light source device.
Background
Existing LED light source devices generally include a light source board and a drive board. To facilitate the connection of the light source board and the driver together, a first connection interface is typically soldered to the light source board and a second connection interface is soldered to the driver board. When it is desired to connect the light source board and the drive board together, then it is desired to use connecting wires. One end of the connecting wire is connected with the first connecting interface, and the other end of the connecting wire is connected with the second connecting interface. The light source plate and the driving plate are connected through the connecting wires, so that the driving plate can drive the light source plate.
Because the first connecting interface is fixed on the light source board, the second connecting interface is fixed on the driving board. Therefore, it is inconvenient to connect the wire to the first connection interface and the second connection interface. Therefore, how to solve such connection inconvenience is a technical problem that needs to be solved in industry.
Disclosure of Invention
The utility model aims to provide an LED light source device, which solves at least one technical problem existing in the prior art and provides at least one beneficial selection or creation condition.
The utility model solves the technical problems as follows: provided is an LED light source device including: light source board and drive plate, the drive plate includes: the utility model provides a public head of first base plate, first input wire, second input wire, first output wire, second output wire and binding post, be provided with drive circuit on the first base plate, the one end of first input wire is connected with drive circuit's first input, the one end of second input wire is connected with drive circuit's second input, the one end of first output wire is connected with drive circuit's anodal output, the one end of second output wire is connected with drive circuit's negative pole output, the other end of first output wire is connected with the first wiring terminal of binding post public head, the other end of second output wire is connected with the second wiring terminal of binding post public head, the light source board includes: the LED lamp bead array comprises a second substrate, a wiring primary-secondary head, an anode wire and a cathode wire, wherein the second substrate is welded with an LED lamp bead array, LED lamp beads of each unit of the LED lamp bead array are mutually connected in series, an anode of the LED lamp bead array is connected with one end of the anode wire, a cathode of the LED lamp bead array is connected with one end of the cathode wire, the other end of the anode wire is connected with a first wiring terminal of the wiring primary-secondary head, the other end of the cathode wire is connected with a second wiring terminal of the wiring primary-secondary head, and the wiring primary-secondary head is in butt joint with the wiring primary-secondary head.
Further, the driving circuit includes: the first diode, the second diode, the third diode, the fourth diode, the fifth diode, the sixth diode, the first resistor, the second resistor, the third resistor, the first capacitor, the second capacitor, the third capacitor, the fourth capacitor and the transformer;
the live wire end is respectively connected with the anode of the first diode and the cathode of the third diode, and the zero wire end is respectively connected with the anode of the second diode and the cathode of the fourth diode;
the cathode of the first diode is respectively connected with the cathode of the second diode, the anode of the first capacitor, one end of the first resistor, one end of the second capacitor and one end of the primary coil of the transformer;
the other end of the first resistor is respectively connected with one end of the third capacitor and a third pin of the main chip, and the first pin of the main chip is connected with one end of the third resistor;
the other end of the second resistor is respectively connected with the cathode of the fifth diode and the other end of the second capacitor; the anode of the fifth diode is respectively connected with the other end of the primary coil of the transformer, the fifth pin of the main chip and the sixth pin of the main chip;
one end of a secondary coil of the transformer is connected with an anode of a sixth diode, and a cathode of the sixth diode is respectively connected with an anode of the fourth capacitor and the first output node; the other end of the secondary coil of the transformer is respectively connected with the negative electrode of the fourth capacitor and the second output node;
the anode of the third diode is respectively connected with the anode of the fourth diode, the cathode of the first capacitor, the other end of the third resistor and the second pin of the main chip; the first output node is used for being connected with a first output wire, and the second output node is used for being connected with a second output wire.
Further, the model of the main chip is: BP3122.
Further, the driving circuit further comprises a fuse, one end of the fuse is connected with the live wire end, and the other end of the fuse is connected with the anode of the first diode and the cathode of the third diode respectively.
Further, the material of the first substrate is a glass fiber material.
Further, the second substrate is made of an aluminum magnesium alloy material.
Further, a glue applying point is arranged at the joint of one end of the first input wire and the live wire end of the driving circuit.
Further, a glue applying point is arranged at the joint of one end of the second input wire and the zero line end of the driving circuit.
Further, a glue dispensing point is arranged at the joint of one end of the first output wire and the first output node of the driving circuit.
Further, a glue dispensing point is arranged at the joint of one end of the second output wire and the second output node of the driving circuit.
The beneficial effects of the utility model are as follows: the application provides an LED light source device, include: light source board and drive plate, the drive plate includes: the utility model provides a public head of first base plate, first input wire, second input wire, first output wire, second output wire and binding post, be provided with drive circuit on the first base plate, the one end of first input wire is connected with drive circuit's first input, the one end of second input wire is connected with drive circuit's second input, the one end of first output wire is connected with drive circuit's anodal output, the one end of second output wire is connected with drive circuit's negative pole output, the other end of first output wire is connected with the first wiring terminal of binding post public head, the other end of second output wire is connected with the second wiring terminal of binding post public head, the light source board includes: the LED lamp bead array comprises a second substrate, a wiring primary-secondary head, an anode wire and a cathode wire, wherein the second substrate is welded with an LED lamp bead array, LED lamp beads of each unit of the LED lamp bead array are mutually connected in series, an anode of the LED lamp bead array is connected with one end of the anode wire, a cathode of the LED lamp bead array is connected with one end of the cathode wire, the other end of the anode wire is connected with a first wiring terminal of the wiring primary-secondary head, the other end of the cathode wire is connected with a second wiring terminal of the wiring primary-secondary head, and the wiring primary-secondary head is in butt joint with the wiring primary-secondary head. The application adopts the butt joint mode of the wiring sub-male head and the wiring sub-female head, so that the connection of the light source plate and the driving plate is simpler. The practical butt joint operation is convenient.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic diagram of a connection structure between a driving board and a light source board;
fig. 2 is a schematic diagram of a circuit connection structure of the driving circuit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
It should be noted that although functional block diagrams are depicted as block diagrams, and logical sequences are shown in the flowchart, in some cases, the steps shown or described may be performed in a different order than the block diagrams in the system. The terms first, second and the like in the description and in the claims and in the above-described figures, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Embodiment 1, referring to fig. 1 and 2, there is provided an LED light source device including: a light source board 100 and a driving board 400, the driving board 400 comprising: the light source board 100 comprises a first substrate, a first input wire 501, a second input wire 502, a first output wire 301, a second output wire 302 and a connector male head 300, wherein a driving circuit is arranged on the first substrate, one end of the first input wire 501 is connected with a first input end of the driving circuit, one end of the second input wire 502 is connected with a second input end of the driving circuit, one end of the first output wire 301 is connected with a positive output end of the driving circuit, one end of the second output wire 302 is connected with a negative output end of the driving circuit, the other end of the first output wire 301 is connected with a first terminal of the connector male head 300, the other end of the second output wire 302 is connected with a second terminal of the connector male head 300, and the light source board 100 comprises: the LED lamp bead array is welded on the second substrate, each unit LED lamp bead of the LED lamp bead array is connected in series with each other, the anode of the LED lamp bead array is connected with one end of the anode wire 201, the cathode of the LED lamp bead array is connected with one end of the cathode wire 202, the other end of the anode wire 201 is connected with a first wiring end of the wiring sub-head 200, the other end of the cathode wire 202 is connected with a second wiring end of the wiring sub-head 200, and the wiring sub-head 300 is in butt joint with the wiring sub-head 200.
In actual operation, the LED light source device drives the light source board 100 through the driving circuit on the driving board 400. When the light source board 100 and the driving board 400 are required to be connected, the butt joint is performed by the wire sub-male head 300 and the wire sub-female head 200. So that the driving current generated by the driving circuit on the driving board 400 can flow out through the first output wire 301 and the second output wire 302 and enter the LED lamp bead array through the positive wire 201 and the negative wire 202. Thereby realizing the lighting of the LED lamp bead array and generating light.
Because the light source board 100 is connected with the driving board 400, a butt joint mode of the wiring sub-male head 300 and the wiring sub-female head 200 is adopted, so that the connection of the light source board 100 and the driving board 400 is simpler. Moreover, since the male connector 300 is connected through the first output wire 301 and the second output wire 302, the male connector 300 does not need to be disposed on the first substrate. Also, since the connection sub-header 200 is connected through the positive electrode lead 201 and the negative electrode lead 202, the connection sub-header 200 does not need to be disposed on the second substrate. Therefore, the connector sub-male 300 and the connector sub-female 200 are more flexibly connected without being limited by the positions of the corresponding substrates. The practical butt joint operation is convenient.
For the driving circuit, in some further specific embodiments, the driving circuit includes: the first output node 110, the second output node 120, the main chip U1, the first diode D1, the second diode D2, the third diode D3, the fourth diode D4, the fifth diode D5, the sixth diode D6, the first resistor R1, the second resistor R2, the third resistor R3, the first capacitor C1, the second capacitor C2, the third capacitor C3, the fourth capacitor C4, and the transformer T1.
The live wire end L is respectively connected with the anode of the first diode D1 and the cathode of the third diode D3, and the zero wire end N is respectively connected with the anode of the second diode D2 and the cathode of the fourth diode D4.
The cathode of the first diode D1 is respectively connected with the cathode of the second diode D2, the anode of the first capacitor C1, one end of the first resistor R1, one end of the second resistor R2, one end of the second capacitor C2 and one end of the primary coil of the transformer T1.
The other end of the first resistor R1 is respectively connected with one end of the third capacitor C3 and a third pin of the main chip U1, and the first pin of the main chip U1 is connected with one end of the third resistor R3.
The other end of the second resistor R2 is respectively connected with the cathode of the fifth diode D5 and the other end of the second capacitor C2.
The anode of the fifth diode D5 is connected to the other end of the primary coil of the transformer T1, the fifth pin of the main chip U1, and the sixth pin of the main chip U1, respectively.
One end of a secondary coil of the transformer T1 is connected with an anode of a sixth diode D6, and a cathode of the sixth diode D6 is respectively connected with an anode of a fourth capacitor C4 and a first output node 110; the other end of the secondary coil of the transformer T1 is respectively connected with the negative electrode of the fourth capacitor C4 and the second output node 120; the anode of the third diode D3 is connected to the anode of the fourth diode D4, the cathode of the first capacitor C1, the other end of the third capacitor C3, the other end of the third resistor R3, and the second pin of the main chip U1, respectively.
The first output node 110 is for connection to a first output conductor 301 and the second output node 120 is for connection to a second output conductor 302.
Wherein the live wire end L is used for connecting with the first input wire 501, and the neutral wire end N is used for connecting with the second input wire 502.
In actual operation, the first input conductor 501 is connected to an external mains power line, and the second input conductor 502 is connected to an external mains power neutral. The mains is converted from ac to dc via the first input conductor 501 and the second input conductor 502 via a rectifier bridge consisting of a first diode D1, a second diode D2, a third diode D3 and a fourth diode D4. After the direct current is filtered by the first capacitor C1, an initial direct current is formed. Under the action of the main chip U1, the initial direct current is controlled, and the voltage is reduced through the transformer T1, so that the target direct current suitable for driving the LED lamp bead array is obtained. The target direct current enters the light source plate 100 through the first output lead 301 and the second output lead 302, so that the driving of the LED lamp bead array is realized. The model of the main chip U1 is BP3122.
In some further embodiments, the material of the first substrate is a glass fiber material.
Since the second substrate is a substrate of the light source board 100, in some further embodiments, the second substrate is made of an almag material in view of efficient heat dissipation.
In order to enhance the connection between the driving circuit and the first input conductor 501, in some further embodiments, a glue dispensing point is provided at the connection between the first input conductor 501 and the live end L of the driving circuit.
In order to enhance the connection between the driving circuit and the second input wire 502, in some further embodiments, a glue dispensing point is disposed at the connection between one end of the second input wire 502 and the zero line end N of the driving circuit.
In order to enhance the connection between the driving circuit and the first output wire 301, in some further embodiments, a bonding pad is disposed at the connection between one end of the first output wire 301 and the first output node 110 of the driving circuit.
In order to enhance the connection between the driving circuit and the second output wire 302, in some further embodiments, a bonding pad is disposed at the connection between one end of the second output wire 302 and the second output node 120 of the driving circuit.
In some further embodiments, the driving circuit further includes a fuse F1, one end of the fuse F1 is connected to the live wire end L, and the other end of the fuse F1 is connected to the anode of the first diode D1 and the cathode of the third diode D3, respectively.
While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present utility model, and these are intended to be included within the scope of the present utility model as defined in the appended claims.
Claims (10)
1. An LED light source device, comprising: light source board and drive plate, the drive plate includes: the utility model provides a public head of first base plate, first input wire, second input wire, first output wire, second output wire and binding post, be provided with drive circuit on the first base plate, the one end of first input wire is connected with drive circuit's first input, the one end of second input wire is connected with drive circuit's second input, the one end of first output wire is connected with drive circuit's anodal output, the one end of second output wire is connected with drive circuit's negative pole output, the other end of first output wire is connected with the first wiring terminal of binding post public head, the other end of second output wire is connected with the second wiring terminal of binding post public head, the light source board includes: the LED lamp bead array comprises a second substrate, a wiring primary-secondary head, an anode wire and a cathode wire, wherein the second substrate is welded with an LED lamp bead array, LED lamp beads of each unit of the LED lamp bead array are mutually connected in series, an anode of the LED lamp bead array is connected with one end of the anode wire, a cathode of the LED lamp bead array is connected with one end of the cathode wire, the other end of the anode wire is connected with a first wiring terminal of the wiring primary-secondary head, the other end of the cathode wire is connected with a second wiring terminal of the wiring primary-secondary head, and the wiring primary-secondary head is in butt joint with the wiring primary-secondary head.
2. The LED light source device of claim 1, wherein the driving circuit comprises: the first diode, the second diode, the third diode, the fourth diode, the fifth diode, the sixth diode, the first resistor, the second resistor, the third resistor, the first capacitor, the second capacitor, the third capacitor, the fourth capacitor and the transformer;
the live wire end is respectively connected with the anode of the first diode and the cathode of the third diode, and the zero wire end is respectively connected with the anode of the second diode and the cathode of the fourth diode;
the cathode of the first diode is respectively connected with the cathode of the second diode, the anode of the first capacitor, one end of the first resistor, one end of the second capacitor and one end of the primary coil of the transformer;
the other end of the first resistor is respectively connected with one end of the third capacitor and a third pin of the main chip, and the first pin of the main chip is connected with one end of the third resistor;
the other end of the second resistor is respectively connected with the cathode of the fifth diode and the other end of the second capacitor; the anode of the fifth diode is respectively connected with the other end of the primary coil of the transformer, the fifth pin of the main chip and the sixth pin of the main chip;
one end of a secondary coil of the transformer is connected with an anode of a sixth diode, and a cathode of the sixth diode is respectively connected with an anode of the fourth capacitor and the first output node; the other end of the secondary coil of the transformer is respectively connected with the negative electrode of the fourth capacitor and the second output node;
the anode of the third diode is respectively connected with the anode of the fourth diode, the cathode of the first capacitor, the other end of the third resistor and the second pin of the main chip; the first output node is used for being connected with a first output wire, and the second output node is used for being connected with a second output wire.
3. The LED light source device of claim 2, wherein the main chip has a model number of: BP3122.
4. The LED light source device of claim 2, wherein the driving circuit further comprises a fuse, one end of the fuse is connected to the live wire end, and the other end of the fuse is connected to the anode of the first diode and the cathode of the third diode, respectively.
5. The LED light source device of claim 1, wherein the first substrate is made of fiberglass.
6. The LED light source device of claim 1, wherein the second substrate is an almag material.
7. The LED light source device of claim 2, wherein a glue dispensing point is provided at a junction between one end of the first input wire and a wire end of the driving circuit.
8. The LED light source device according to claim 2, wherein a glue dispensing point is provided at a connection between one end of the second input wire and a zero line end of the driving circuit.
9. The LED light source device of claim 2, wherein a glue dispensing point is provided at a connection between one end of the first output wire and the first output node of the driving circuit.
10. The LED light source device of claim 2, wherein a glue dispensing point is provided at a connection between one end of the second output wire and the second output node of the driving circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321557214.XU CN220506664U (en) | 2023-06-19 | 2023-06-19 | LED light source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321557214.XU CN220506664U (en) | 2023-06-19 | 2023-06-19 | LED light source device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220506664U true CN220506664U (en) | 2024-02-20 |
Family
ID=89872059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321557214.XU Active CN220506664U (en) | 2023-06-19 | 2023-06-19 | LED light source device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220506664U (en) |
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2023
- 2023-06-19 CN CN202321557214.XU patent/CN220506664U/en active Active
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