CN210725417U - Grille lamp circuit - Google Patents
Grille lamp circuit Download PDFInfo
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- CN210725417U CN210725417U CN201921122484.1U CN201921122484U CN210725417U CN 210725417 U CN210725417 U CN 210725417U CN 201921122484 U CN201921122484 U CN 201921122484U CN 210725417 U CN210725417 U CN 210725417U
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Abstract
The utility model relates to a grille lamp circuit. It includes drive unit and lamp plate unit. The driving unit is connected with the lamp panel unit through a detachable interface; the driving unit consists of a power input unit, a lamp panel detection unit and a constant current unit, wherein the lamp panel detection unit and the constant current unit are respectively connected with the power input unit; the lamp panel unit comprises BIN resistance unit and LED load unit.
Description
Technical Field
The utility model relates to a car light circuit especially discloses a grille lamp circuit.
Background
As the automotive industry develops, many lighting fixtures of an auxiliary nature are emerging, such as daytime running lights, position lights, atmosphere lights, corner lights, auxiliary turn lights, floor lights, grille lights, and the like.
The automobile grille lamp is installed in the market at present, the automobile grille lamp belongs to a new lamp, a control scheme for the automobile grille lamp is not complete, if the control circuit of other automobile lamps is used for controlling the automobile grille lamp, the problems that the system is too complex, the production and the installation are inconvenient and the like can be caused, and therefore the design of an automobile grille lamp control circuit which is convenient to install, facilitates the production of the process and facilitates the subsequent assembly is particularly important.
Disclosure of Invention
An object of the utility model is to solve the problem that exists among the prior art, provide a safe and reliable, convenient production and installation, can realize the grille lamp circuit of hot plug.
The utility model discloses a realize like this: a grille lamp circuit comprises a driving unit and a lamp panel unit, wherein the driving unit is connected with the lamp panel unit through a detachable interface; the driving unit consists of a power input unit, a lamp panel detection unit and a constant current unit, wherein the lamp panel detection unit and the constant current unit are respectively connected with the power input unit;
the lamp panel unit consists of a BIN resistance unit and an LED load unit; the BIN resistor unit is provided with a third BIN resistor interface and a fourth BIN resistor interface, the third BIN resistor interface is connected with the first BIN resistor interface, and the fourth BIN resistor interface is connected with the second BIN resistor interface; the LED load unit is provided with a third LED interface and a fourth LED interface, the third LED interface is connected with the first LED interface, and the fourth LED interface is connected with the second LED interface.
The lamp panel detection unit comprises a first triode Q1, a second triode Q2, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4 and a fifth resistor R5,
an emitting electrode of the first triode Q1 is respectively connected with the power input unit and the constant current unit; one end of the first resistor R1 is connected to an emitter of the first triode Q1, the other end of the first resistor R1 is connected to a base of the first triode Q1 and a first LED interface, respectively, a collector of the first triode Q1 is connected to one end of the second resistor R2, one end of the third resistor R3 and one end of the fourth resistor R4, respectively, and the other end of the second resistor R2 is connected to the other end of the third resistor R3 and then grounded; the other end of the fourth resistor R4 is respectively connected to one end of the fifth resistor R5 and the base of the second triode Q2, and the other end of the fifth resistor R5 is respectively connected to the emitter of the second triode Q2 and the second LED interface, and is grounded; and the collector electrode of the second triode Q2 is connected to the constant current unit.
The constant current unit comprises a first capacitor C1, a second capacitor C2, a first voltage stabilizing diode Z1, a third triode Q3, a sixth resistor R6, a seventh resistor R7 and an eighth resistor R8,
one end of the first capacitor C1 is connected with the power input unit, the lamp panel detection unit, the cathode of the first zener diode Z1, one end of the second capacitor C2, one end of the sixth resistor R6 and the first BIN resistor interface respectively; the other end of the first capacitor C1 is connected to the anode of the first zener diode Z1, one end of a seventh resistor R7, the other end of the second capacitor C2 and one end of an eighth resistor R8 respectively; the other end of the eighth resistor R8 is connected to the base of the third triode Q3, the other end of the seventh resistor R7 is connected to the lamp panel detection unit, and the collector of the third triode Q3 is connected to the first LED interface; and an emitter of the third triode Q3 is connected to the other end of the sixth resistor R6 and the second BIN resistor interface, respectively.
The power input unit comprises a first input pin P1, a second input pin P2, a third capacitor C3, a fourth capacitor C4, a first diode D1 and a bidirectional transient suppression diode D2; the first input pin P1 is respectively connected to one end of the fourth capacitor C4 and one end of the bidirectional transient suppression diode D2 and then grounded; the other end of the fourth capacitor C4 is connected to one end of the third capacitor C3, the other end of the third capacitor C3 is connected to the other end of the bidirectional transient suppression diode D2 and the anode of the first diode D1, and the cathode of the first diode D1 is connected to the lamp panel detection unit, the constant current unit and the first BIN resistor interface.
The BIN resistance unit comprises a ninth resistor R2 and a tenth resistor R10 which are connected in parallel, one end of the ninth resistor R2 and one end of the tenth resistor R10 which are connected in parallel are connected with the third BIN resistance interface, and the other end of the ninth resistor R10 which are connected in parallel are connected with the fourth BIN resistance interface.
The LED load unit comprises a fifth capacitor C5, a first light emitting diode LD1 and a second light emitting diode LD2, wherein the anode of the first light emitting diode LD1 is respectively connected with one end of the fifth capacitor C5 and a third LED interface, the cathode of the first light emitting diode LD1 is connected with the anode of the second light emitting diode LD2, and the cathode of the second light emitting diode LD2 is respectively connected with the other end of the fifth capacitor C5 and a fourth LED interface.
The third capacitor C3 and the fourth capacitor C4 are filter capacitors respectively.
The utility model has the advantages that: the drive unit is connected with the lamp panel unit through the detachable interface to form a 2-section structure, so that the structural design of the small-sized grille lamp is greatly facilitated. The lamp panel unit and the driving unit are separated, so that the lamp panel unit and the driving unit are more convenient to produce and install. The lamp panel detection unit can effectively cut off circuit input when the lamp panel unit is not assembled or is open-circuited, so that ports are prevented from being electrified; in addition be equipped with BIN resistance circuit in the lamp plate unit, can carry out timely current regulation according to LED luminance and colour temperature BIN on the LED load cell, made things convenient for process production and later stage equipment.
Drawings
Fig. 1 is a schematic circuit structure diagram of the driving board unit of the present invention.
Fig. 2 is a schematic circuit diagram of the lamp panel unit.
Wherein: 1. a first BIN resistor interface; 2. a second BIN resistor interface; 3. a first LED interface; 4. a second LED interface; 5. a third BIN resistor interface; 6. a fourth BIN resistor interface; 7. a third LED interface; 8. and a fourth LED interface.
Detailed Description
According to fig. 1 and 2, the utility model comprises a driving unit and a lamp panel unit, wherein the driving unit is connected with the lamp panel unit through a detachable interface; the driving unit is composed of a power input unit, a lamp panel detection unit and a constant current unit, wherein the lamp panel detection unit and the constant current unit are respectively connected with the power input unit, the lamp panel detection unit and the constant current unit are mutually connected, a first BIN resistor interface 1 and a second BIN resistor interface 2 are arranged on the constant current unit, and a first LED interface 3 and a second LED interface 4 are arranged on the lamp panel detection unit.
The lamp panel unit consists of a BIN resistance unit and an LED load unit; a third BIN resistor interface 5 and a fourth BIN resistor interface 6 are arranged on the BIN resistor unit, the third BIN resistor interface 5 is connected with the first BIN resistor interface 1, and the fourth BIN resistor interface 6 is connected with the second BIN resistor interface 2; the LED load unit is provided with a third LED interface 7 and a fourth LED interface 8, the third LED interface 7 is connected with the first LED interface 3, and the fourth LED interface is connected with the second LED interface 4.
The power input unit comprises a first input pin P1, a second input pin P2, a third capacitor C3, a fourth capacitor C4, a first diode D1 and a bidirectional transient suppression diode D2; the third capacitor C3 and the fourth capacitor C4 are filter capacitors respectively. The first input pin P1 is respectively connected to one end of the fourth capacitor C4 and one end of the bidirectional transient suppression diode D2 and then grounded; the other end of the fourth capacitor C4 is connected to one end of the third capacitor C3, the other end of the third capacitor C3 is connected to the other end of the bidirectional transient suppression diode D2 and the anode of the first diode D1, and the cathode of the first diode D1 is connected to the lamp panel detection unit, the constant current unit, and the first BIN resistor interface 1.
The lamp panel detection unit comprises a first triode Q1, a second triode Q2, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4 and a fifth resistor R5. An emitter of the first triode Q1 is respectively connected with a cathode of a first diode D1 of the power input unit, one end of a first resistor R1 and the constant current unit; one end of the first resistor R1 is connected to an emitter of the first triode Q1, the other end of the first resistor R1 is connected to a base of the first triode Q1, a collector of the third triode Q3 and a first LED interface, respectively, a collector of the first triode Q1 is connected to one end of the second resistor R2, one end of the third resistor R3 and one end of the fourth resistor R4, respectively, and the other end of the second resistor R2 is connected to the other end of the third resistor R3 and then grounded; the other end of the fourth resistor R4 is respectively connected to one end of the fifth resistor R5 and the base of the second triode Q2, and the other end of the fifth resistor R5 is respectively connected to the emitter of the second triode Q2 and the second LED interface 4, and is grounded; the collector of the second triode Q2 is connected to the seventh resistor R7 of the constant current unit.
The constant current unit comprises a first capacitor C1, a second capacitor C2, a first voltage stabilizing diode Z1, a third triode Q3, a sixth resistor R6, a seventh resistor R7 and an eighth resistor R8. One end of the first capacitor C1 is connected to the negative electrode of the first diode D1 of the power input unit, the emitter of the first triode Q1 of the lamp panel detection unit, the first resistor R1, the negative electrode of the first zener diode Z1, one end of the second capacitor C2, one end of the sixth resistor R6, and the first BIN resistor interface 1, respectively; the other end of the first capacitor C1 is connected to the anode of the first zener diode Z1, one end of a seventh resistor R7, the other end of the second capacitor C2 and one end of an eighth resistor R8 respectively; the other end of the eighth resistor R8 is connected to the base of the third triode Q3, and the other end of the seventh resistor R7 is connected to the collector of the second triode Q2 of the lamp panel detection unit; the collector of the third triode Q3 is connected to the first LED interface 3; and an emitter of the third triode Q3 is respectively connected with the other end of the sixth resistor R6 and the second BIN resistor interface 2.
The BIN resistance unit comprises a ninth resistor R2 and a tenth resistor R10 which are connected in parallel, one end of the ninth resistor R2 and one end of the tenth resistor R10 which are connected in parallel are connected with the third BIN resistance interface 5, and the other end of the ninth resistor R10 which are connected in parallel are connected with the fourth BIN resistance interface.
The LED load unit comprises a fifth capacitor C5, a first light emitting diode LD1 and a second light emitting diode LD2, wherein the anode of the first light emitting diode LD1 is respectively connected with one end of the fifth capacitor C5 and the third LED interface 7, the cathode of the first light emitting diode LD1 is connected with the anode of the second light emitting diode LD2, and the cathode of the second light emitting diode LD2 is respectively connected with the other end of the fifth capacitor C5 and the fourth LED interface 8.
Claims (7)
1. A grille lamp circuit characterized in that: the LED lamp comprises a driving unit and a lamp panel unit, wherein the driving unit is connected with the lamp panel unit through a detachable interface; the driving unit consists of a power input unit, a lamp panel detection unit and a constant current unit, wherein the lamp panel detection unit and the constant current unit are respectively connected with the power input unit;
the lamp panel unit consists of a BIN resistance unit and an LED load unit; the BIN resistor unit is provided with a third BIN resistor interface and a fourth BIN resistor interface, the third BIN resistor interface is connected with the first BIN resistor interface, and the fourth BIN resistor interface is connected with the second BIN resistor interface; the LED load unit is provided with a third LED interface and a fourth LED interface, the third LED interface is connected with the first LED interface, and the fourth LED interface is connected with the second LED interface.
2. A grille lamp circuit as defined in claim 1 wherein: the lamp panel detection unit comprises a first triode Q1, a second triode Q2, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4 and a fifth resistor R5,
an emitting electrode of the first triode Q1 is respectively connected with the power input unit and the constant current unit; one end of the first resistor R1 is connected to an emitter of the first triode Q1, the other end of the first resistor R1 is connected to a base of the first triode Q1 and a first LED interface, respectively, a collector of the first triode Q1 is connected to one end of the second resistor R2, one end of the third resistor R3 and one end of the fourth resistor R4, respectively, and the other end of the second resistor R2 is connected to the other end of the third resistor R3 and then grounded; the other end of the fourth resistor R4 is respectively connected to one end of the fifth resistor R5 and the base of the second triode Q2, and the other end of the fifth resistor R5 is respectively connected to the emitter of the second triode Q2 and the second LED interface, and is grounded; and the collector electrode of the second triode Q2 is connected to the constant current unit.
3. A grille lamp circuit as defined in claim 1 wherein: the constant current unit comprises a first capacitor C1, a second capacitor C2, a first voltage stabilizing diode Z1, a third triode Q3, a sixth resistor R6, a seventh resistor R7 and an eighth resistor R8,
one end of the first capacitor C1 is connected with the power input unit, the lamp panel detection unit, the cathode of the first zener diode Z1, one end of the second capacitor C2, one end of the sixth resistor R6 and the first BIN resistor interface respectively; the other end of the first capacitor C1 is connected to the anode of the first zener diode Z1, one end of a seventh resistor R7, the other end of the second capacitor C2 and one end of an eighth resistor R8 respectively; the other end of the eighth resistor R8 is connected to the base of the third triode Q3, the other end of the seventh resistor R7 is connected to the lamp panel detection unit, and the collector of the third triode Q3 is connected to the first LED interface; and an emitter of the third triode Q3 is connected to the other end of the sixth resistor R6 and the second BIN resistor interface, respectively.
4. A grille lamp circuit as defined in claim 1 wherein: the power input unit comprises a first input pin P1, a second input pin P2, a third capacitor C3, a fourth capacitor C4, a first diode D1 and a bidirectional transient suppression diode D2; the first input pin P1 is respectively connected to one end of the fourth capacitor C4 and one end of the bidirectional transient suppression diode D2 and then grounded; the other end of the fourth capacitor C4 is connected to one end of the third capacitor C3, the other end of the third capacitor C3 is connected to the other end of the bidirectional transient suppression diode D2 and the anode of the first diode D1, and the cathode of the first diode D1 is connected to the lamp panel detection unit, the constant current unit and the first BIN resistor interface.
5. A grille lamp circuit as defined in claim 1 wherein: the BIN resistance unit comprises a ninth resistor R2 and a tenth resistor R10 which are connected in parallel, one end of the ninth resistor R2 and one end of the tenth resistor R10 which are connected in parallel are connected with the third BIN resistance interface, and the other end of the ninth resistor R10 which are connected in parallel are connected with the fourth BIN resistance interface.
6. A grille lamp circuit as defined in claim 1 wherein: the LED load unit comprises a fifth capacitor C5, a first light emitting diode LD1 and a second light emitting diode LD2, wherein the anode of the first light emitting diode LD1 is respectively connected with one end of the fifth capacitor C5 and a third LED interface, the cathode of the first light emitting diode LD1 is connected with the anode of the second light emitting diode LD2, and the cathode of the second light emitting diode LD2 is respectively connected with the other end of the fifth capacitor C5 and a fourth LED interface.
7. A grille lamp circuit as defined in claim 4 wherein: the third capacitor C3 and the fourth capacitor C4 are filter capacitors respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921122484.1U CN210725417U (en) | 2019-07-17 | 2019-07-17 | Grille lamp circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921122484.1U CN210725417U (en) | 2019-07-17 | 2019-07-17 | Grille lamp circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210725417U true CN210725417U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921122484.1U Active CN210725417U (en) | 2019-07-17 | 2019-07-17 | Grille lamp circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210725417U (en) |
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2019
- 2019-07-17 CN CN201921122484.1U patent/CN210725417U/en active Active
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