CN219960900U - Electronic ballast circuit - Google Patents
Electronic ballast circuit Download PDFInfo
- Publication number
- CN219960900U CN219960900U CN202321058996.2U CN202321058996U CN219960900U CN 219960900 U CN219960900 U CN 219960900U CN 202321058996 U CN202321058996 U CN 202321058996U CN 219960900 U CN219960900 U CN 219960900U
- Authority
- CN
- China
- Prior art keywords
- circuit module
- circuit
- electronic ballast
- relay
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000012544 monitoring process Methods 0.000 abstract description 10
- 230000002159 abnormal effect Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to the technical field of ballasts, in particular to an electronic ballast circuit which comprises a protection circuit module, a relay power supply circuit module, a relay circuit module, a filtering rectification circuit module, a PFC boost circuit module, a half-bridge chip circuit module and a transformer driving lamp tube circuit module which are sequentially connected, wherein the protection circuit module is connected with the PFC boost circuit module, the half-bridge chip circuit module and the transformer driving lamp tube circuit module, the relay power supply circuit module is connected with the PFC boost circuit module and the electric protection circuit module, and the relay circuit module is connected with the relay power supply circuit module and is provided with a communication serial port. The electronic ballast circuit can provide circuit power factor and improve electric energy utilization rate, and can timely reflect once the electronic ballast circuit fails or is abnormal through monitoring the working state of the electronic rectifier circuit with the outside.
Description
Technical Field
The utility model relates to the technical field of ballasts, in particular to an electronic ballast circuit.
Background
An electronic ballast, which is one of ballasts, is an electronic device that adopts electronic technology to drive an electric light source to generate required illumination. Modern fluorescent lamps increasingly use electronic ballasts, which are portable and compact, and even can be integrated with lamp tubes and the like. Some of the drawbacks of conventional inductive rectifiers have led to their being replaced by increasingly sophisticated electronic ballasts.
The AC electronic ballast needs to perform AC/DC conversion on the power supply signal to provide working current for the integrated chip in the electronic ballast, and finally performs DC/AC conversion on the power supply signal through the inverter circuit to drive the lamp to work through the lamp driving circuit. However, the power factor of the circuit after AC/DC conversion is too low, so that the electric energy utilization rate is low; the electronic ballast circuit cannot be monitored through the external monitoring circuit module, and once the electronic ballast circuit fails or is abnormal, the electronic ballast circuit cannot be reflected in time.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the electronic ballast circuit which can provide a circuit power factor and improve the electric energy utilization rate, and the working state of the electronic rectifier circuit can be monitored through the external monitoring, so that the electronic ballast circuit can be reflected in time once the electronic ballast circuit fails or is abnormal.
In order to solve the technical problems, the electronic ballast circuit comprises a protection circuit module, a relay power supply circuit module, a relay circuit module, a filtering rectifying circuit module, a PFC boost circuit module, a half-bridge chip circuit module and a transformer driving lamp tube circuit module which are sequentially connected, wherein the protection circuit module is connected with the PFC boost circuit module, the half-bridge chip circuit module and the transformer driving lamp tube circuit module, the relay power supply circuit module is connected with the PFC boost circuit module and the electric protection circuit module, and the relay circuit module is connected with the relay power supply circuit module and is provided with a communication serial port.
Optionally, the electronic ballast circuit of the present utility model further includes an indicator light circuit module, the indicator light circuit module is connected with the half-bridge chip circuit module and the transformer driving lamp circuit module, and the protection circuit module is connected with the indicator light circuit module.
Optionally, the filtering rectification circuit module is connected with an input end, and the input end is connected with 220V alternating current.
Optionally, the transformer driving lamp tube circuit module is connected with a load, and the indicator lamp circuit module is connected with the load.
Optionally, the indicator light circuit module is provided with an LED indicator light.
Optionally, the PFC boost circuit module is provided with a PFC chip L6562.
Optionally, the half-bridge chip circuit module is provided with a half-bridge chip L6574.
Optionally, the protection circuit module includes an overvoltage and overcurrent protection circuit.
The implementation of the utility model has the following beneficial effects:
the electronic ballast circuit provided by the utility model is matched with the input end, the filtering rectifying circuit module, the PFC boosting circuit module, the relay power supply circuit module, the relay circuit module, the communication serial port, the half-bridge chip circuit module, the transformer driving lamp tube circuit module and the protection circuit module, so that the circuit power factor can be provided, the electric energy utilization rate can be improved, and the working state of the electronic ballast circuit can be timely reflected once the electronic ballast circuit fails or is abnormal through monitoring with the outside.
Drawings
Fig. 1 is a schematic diagram of the structural principle of an electronic ballast circuit in an embodiment of the present utility model;
fig. 2 is a schematic diagram of a structural topology of an electronic ballast circuit according to an embodiment of the present utility model;
fig. 3 is a schematic structural topology diagram of a filtering rectifier circuit module according to an embodiment of the present utility model;
fig. 4 is a schematic structural topology of a PFC boost circuit module according to an embodiment of the present utility model;
fig. 5 is a structural topology diagram of a relay power supply circuit module according to an embodiment of the present utility model;
fig. 6 is a schematic structural topology of a relay circuit module according to an embodiment of the present utility model;
FIG. 7 is a schematic diagram of a half-bridge chip circuit module according to an embodiment of the present utility model;
FIG. 8 is a schematic diagram of a circuit module of a transformer driving lamp according to an embodiment of the present utility model;
FIG. 9 is a schematic diagram of a protection circuit module according to an embodiment of the present utility model;
fig. 10 is a schematic diagram of a lamp circuit module according to an embodiment of the present utility model.
In the figure: 1. an input end; 2. a filtering rectification circuit module; 3. a PFC boost circuit module; 4. a relay power supply circuit module; 5. a relay circuit module; 6. a communication serial port; 7. a half-bridge chip circuit module; 8. the transformer drives the lamp tube circuit module; 9. a protection circuit module; 10. an indicator light circuit module; 11. and (3) loading.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical ideas claimed in the present utility model.
As shown in fig. 1 to 10, an electronic ballast circuit in an embodiment of the present utility model includes a protection circuit module 9, a relay power supply circuit module 4, a relay circuit module 5, and a filtering rectifier circuit module 2, a PFC boost circuit module 3, a half-bridge chip circuit module 7, and a transformer driving lamp circuit module 8, which are sequentially connected. In practice, the filtering and rectifying circuit module 2 is connected with external alternating current and converts the alternating current into direct current to be led into the PFC boost circuit module 3, so as to correct the power factor, improve the power factor to improve the utilization rate of electric energy and reduce the waste of the electric energy; in this embodiment, the PFC boost circuit module 3 is preferably provided with a PFC chip L6562, which implements power factor correction to increase the functional factor closer to 1. The half-bridge chip circuit module 7 makes the power tube generate a trigger signal of alternating current, and makes the transformer drive the lamp circuit module 8 to output corresponding alternating current so as to drive the external lamp to work. In this embodiment, the half-bridge chip circuit module 7 is provided with a half-bridge chip L6574, so as to realize the function of generating the departure signal of the alternating current.
The protection circuit module 9 is connected with the PFC boost circuit module 3, the half-bridge chip circuit module 7 and the transformer driving lamp circuit module 8, and the protection circuit module 9 preferably comprises an overvoltage and overcurrent protection circuit for preventing excessive voltage and current from acting on the PFC boost circuit module 3, the half-bridge chip circuit module 7 and the transformer driving lamp circuit module 8; the relay power supply circuit module 4 is connected with the PFC boost circuit module 3 and the electric protection circuit module 9, and the relay circuit module 5 is connected with the relay power supply circuit module 4 and is provided with a communication serial port 6. In fact, the communication serial port 6 is connected with the external monitoring circuit module to send the circuit tool state information to the external monitoring circuit module, when the whole circuit works normally, the relay power supply circuit module 4 enables the communication serial port 6 to send a normal working signal to the monitoring circuit module, when the whole circuit works abnormally, the relay power supply module is operated under the signal action of the PFC boost circuit module 3 and the electric protection circuit module 9, and the relay in the relay circuit module 5 is enabled to switch the working state, so that the communication serial port 6 sends an abnormal working signal to the monitoring circuit module, and monitoring of the circuit working state is achieved.
The electronic ballast circuit provided by the utility model is mutually matched with the input end 1, the filtering and rectifying circuit module 2, the PFC boosting circuit module 3, the relay power supply circuit module 4, the relay circuit module 5, the communication serial port 6, the half-bridge chip circuit module 7, the transformer driving lamp tube circuit module 8 and the protection circuit module 9, so that the circuit power factor can be provided, the electric energy utilization rate can be improved, and the working state of the electronic ballast circuit can be timely reflected once the electronic ballast circuit fails or is abnormal through monitoring with the outside.
Specifically, the electronic ballast circuit of the present utility model further preferably includes an indicator lamp circuit module 10, the indicator lamp circuit module 10 is connected to the half-bridge chip circuit module 7 and the transformer driving lamp circuit module 8, and the protection circuit module 9 is connected to the indicator lamp circuit module 10. The electronic ballast circuit working state is obtained through the indicator lamp circuit module 10, and further, the indicator lamp circuit module 10 is preferably provided with an LED indicator lamp, the LED indicator lamp can comprise a red LED lamp and a green LED lamp, and the electronic ballast circuit working state is displayed in a luminous mode for people to see.
It should be noted that, the filtering rectification circuit module 2 is preferably connected with an input terminal 1, and the installer is prevented from connecting with the power input circuit through the input terminal 1; the input end 1 is connected with 220V alternating current, so that the input of a power supply is realized.
It should be noted that, the transformer driving lamp circuit module 8 is preferably connected with a load 11, and the load 11 is a corresponding lighting lamp; the indicator light circuit module 10 is connected with the load 11, and the working state of the load 11 is obtained through the indicator light circuit block.
The foregoing description is only specific embodiments of the present utility model, and not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the present utility model.
Claims (8)
1. An electronic ballast circuit, characterized by: the power supply circuit comprises a protection circuit module, a relay power supply circuit module, a relay circuit module, a filtering rectifying circuit module, a PFC boost circuit module, a half-bridge chip circuit module and a transformer driving lamp tube circuit module which are sequentially connected, wherein the protection circuit module is connected with the PFC boost circuit module, the half-bridge chip circuit module and the transformer driving lamp tube circuit module, the relay power supply circuit module is connected with the PFC boost circuit module and the electric protection circuit module, and the relay circuit module is connected with the relay power supply circuit module and is provided with a communication serial port.
2. An electronic ballast circuit according to claim 1, wherein: the LED lamp further comprises an indicator lamp circuit module, wherein the indicator lamp circuit module is connected with the half-bridge chip circuit module and the transformer driving lamp tube circuit module, and the protection circuit module is connected with the indicator lamp circuit module.
3. An electronic ballast circuit according to claim 2, wherein: the filtering and rectifying circuit module is connected with an input end, and the input end is connected with 220V alternating current.
4. An electronic ballast circuit according to claim 3, wherein: the transformer driving lamp tube circuit module is connected with a load, and the indicator lamp circuit module is connected with the load.
5. An electronic ballast circuit as claimed in claim 2 or 4, characterized in that: the indicator light circuit module is provided with an LED indicator light.
6. An electronic ballast circuit according to claim 1, wherein: the PFC boost circuit module is provided with a PFC chip L6562.
7. An electronic ballast circuit according to claim 1, wherein: the half-bridge chip circuit module is provided with a half-bridge chip L6574.
8. An electronic ballast circuit according to claim 1, wherein: the protection circuit module comprises an overvoltage and overcurrent protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321058996.2U CN219960900U (en) | 2023-05-05 | 2023-05-05 | Electronic ballast circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321058996.2U CN219960900U (en) | 2023-05-05 | 2023-05-05 | Electronic ballast circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219960900U true CN219960900U (en) | 2023-11-03 |
Family
ID=88555538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321058996.2U Active CN219960900U (en) | 2023-05-05 | 2023-05-05 | Electronic ballast circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219960900U (en) |
-
2023
- 2023-05-05 CN CN202321058996.2U patent/CN219960900U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101998732B (en) | Driving apparatus for light emitting diodes | |
| CN103442501B (en) | Forced constant flow source dimming LED (Light Emitting Diode) lamp | |
| CN101742784B (en) | LED lamp and drive circuit thereof | |
| CN101835317A (en) | Fly-back street lamp illumination LED constant-current driving power supply with intelligent dimming function | |
| WO2021088114A1 (en) | T-shaped tube-based led drive circuit | |
| CN101882881B (en) | Capacitance reducing method and associated devices | |
| CN103220868A (en) | High-power light emitting diode (LED) switching power supply | |
| CN210609810U (en) | LED emergency power supply circuit | |
| CN219960900U (en) | Electronic ballast circuit | |
| CN208190964U (en) | LED drive circuit and LED lamp | |
| CN201462724U (en) | Novel LED road lamp | |
| CN205408260U (en) | Short -circuit protection circuit based on low frequency square wave electronic ballast | |
| CN201267048Y (en) | Electric ballast for fluorescent lamp | |
| CN211606848U (en) | HID lamp driving circuit | |
| CN211509366U (en) | LED drive circuit based on T-shaped lamp tube | |
| CN203934085U (en) | A kind of HID lamp electronic ballast emergency set | |
| CN201601859U (en) | Non-isolated LED driving circuit | |
| CN101730361B (en) | Digital electronic ballast circuit for gas discharge cold light source lamp | |
| CN201657463U (en) | Digital type metal halide lamp, xenon lamp electronic ballast circuit | |
| CN218416744U (en) | High-voltage stroboflash-free LED drive circuit | |
| CN204707312U (en) | A kind of mode of resonance high-power multi-path exports LED drive power | |
| CN104869711A (en) | Resonance-type large-power multipath output LED drive power supply | |
| CN219459347U (en) | Non-isolated LED lamp circuit with dimming of 0-10V | |
| WO2002093985A1 (en) | The kind of electronic ballast which is suitable for compact fluorescent lamps with harmonic distortion | |
| CN203814028U (en) | Fluorescent lamp electronic ballast controlled by power line carrier waves |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |