CN214708120U - Street lamp controller and system - Google Patents
Street lamp controller and system Download PDFInfo
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- CN214708120U CN214708120U CN202023338255.9U CN202023338255U CN214708120U CN 214708120 U CN214708120 U CN 214708120U CN 202023338255 U CN202023338255 U CN 202023338255U CN 214708120 U CN214708120 U CN 214708120U
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Abstract
The utility model is suitable for a lighting apparatus field provides a street lamp controller and system, and this street lamp controller includes: the power supply module, with the transformer module that power supply module's first output electricity is connected, with constant voltage power supply module that transformer module's output electricity is connected, with the host system that constant voltage power supply module's output electricity is connected, with the non-isolation high voltage power supply module that power supply module's second output electricity is connected, with the electric energy metering module that non-isolation high voltage power supply module's output electricity is connected, and respectively with host system's output with the opto-coupler isolation module that electric energy metering module's output electricity is connected. The utility model discloses circuit volume and cost can be reduced.
Description
Technical Field
The utility model belongs to the lighting apparatus field especially relates to a street lamp controller and system.
Background
One application of a street lamp controller is to measure the power consumed by the street lamp and monitor the current and voltage in real time to perform an overcurrent and overvoltage protection function. In the prior art, an electric energy metering chip is used for realizing the functions. The metering chip is generally applied in a mutual inductor mode, a current mutual inductor and a voltage mutual inductor are required, the volume is large, the metering chip is difficult to put in some occasions, and the relative cost is high. It can be seen that the existing street lamp controller has the problems of large circuit size and high cost.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a street lamp controller aims at solving current street lamp controller and has the problem that the circuit is bulky and with high costs.
An embodiment of the utility model provides a street lamp controller, include: the power supply module, with the transformer module that power supply module's first output electricity is connected, with constant voltage power supply module that transformer module's output electricity is connected, with the host system that constant voltage power supply module's output electricity is connected, with the non-isolation high voltage power supply module that power supply module's second output electricity is connected, with the electric energy metering module that non-isolation high voltage power supply module's output electricity is connected, and respectively with host system's output with the opto-coupler isolation module that electric energy metering module's output electricity is connected.
Furthermore, the non-isolated high-voltage power supply module is a non-isolated power supply of a live wire ground.
Still further, the non-isolated power supply is 30 mA.
Furthermore, the optical coupling isolation module is electrically connected with the main control module through a first serial port.
Furthermore, the optical coupling isolation module is electrically connected with the electric energy metering module through a second serial port.
Furthermore, the power module adopts an alternating current power supply.
The utility model also provides a street lamp control system, street lamp control system includes the street lamp controller that street lamp and above-mentioned embodiment provided, street lamp controller's output with the input electricity of street lamp is connected.
The utility model discloses the beneficial effect who reaches: the power supply circuit which forms the main control module through the power supply module, the transformer module and the voltage-stabilized power supply module provides a stable working power supply for the main control module, the power supply circuit which forms the electric energy metering module through the power supply module and the non-isolated high-voltage power supply module provides a normal working power supply for the electric energy metering module, and then the electric energy consumed by the street lamp is metered by the metering module under the control of the main control module. Meanwhile, the main control module and the electric energy metering module are isolated through the optical coupling isolation module, so that the main control module and the electric energy metering module can not interfere with each other when working, and the anti-interference capability of the whole street lamp controller is improved. Compared with the prior art, the utility model discloses an electric energy metering module only need with a non-keep apart high voltage power supply module electricity be connected can, need not be connected with device electricity such as current transformer and voltage transformer, and then can reduce street lamp controller's circuit volume and cost.
Drawings
Fig. 1 is a schematic structural diagram of a street lamp controller according to an embodiment of the present invention;
fig. 2 is a schematic view of a street lamp control system provided by an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a microcontroller of a single chip microcomputer according to an embodiment of the present invention;
fig. 4 is a schematic circuit diagram of an electric energy metering module and an optical coupling isolation module provided in an embodiment of the present invention;
fig. 5 is a schematic circuit diagram of a non-isolated high-voltage power supply module according to an embodiment of the present invention;
fig. 6 is a schematic circuit diagram of a transformer module according to an embodiment of the present invention;
fig. 7 is a schematic circuit diagram of a regulated power supply module according to an embodiment of the present invention.
Wherein, 1, a power supply module; 2. a transformer module; 3. a regulated power supply module; 4. a main control module; 5. an opto-coupler isolation module; 6. an electric energy metering module; 7. a non-isolated high voltage power supply module; 8. a street lamp; 9. a street lamp controller; 10. a street lamp control system.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
As shown in fig. 1, fig. 1 is a schematic structural diagram of a street lamp controller according to an embodiment of the present invention. This street lamp controller includes power module 1, with transformer module 2 that power module 1's first output electricity is connected, with constant voltage power supply module 3 that transformer module 2's output electricity is connected, with host system 4 that constant voltage power supply module 3's output electricity is connected, with non-isolation high voltage power supply module 7 that power module 1's output electricity is connected, with electric energy metering module 6 that non-isolation high voltage power supply module 7's output electricity is connected, and respectively with host system 4's output with optical coupling isolation module 5 that electric energy metering module 6's output electricity is connected.
The power module 1 adopts an alternating current power supply and is used for providing a working power supply for the whole street lamp controller. Of course, the power module 1 may adopt a dc power supply as required.
The main control module 4 may be a single chip microcontroller or other main control IC chip (Integrated Circuit) with a control function, and is configured to perform a control operation of the whole street lamp controller. Specifically, as shown in fig. 3, a schematic circuit diagram of a microcontroller of a single chip microcomputer according to this embodiment is provided.
The electric energy metering module 6 may be an electric energy metering IC chip for metering the electric energy consumed by the street lamp 8. The electric energy metering IC chip can include but is not limited to HT7017, CS7761, RN8209C and the like. Fig. 4 is a schematic diagram of a circuit including the electric energy metering module 6 according to the present embodiment.
The non-isolated high voltage power supply module 7 is a non-isolated power supply of a live line and a ground. The current passing by the non-isolated power supply is set to be 30mA according to the fact that the electric energy metering module 6 consumes little electricity. The non-isolated high-voltage power supply module 7 is used for converting a power supply provided by the power supply module 1 into a working power supply suitable for the electric energy metering module 6, and is convenient for starting the electric energy metering module 6 to normally work. Fig. 5 is a schematic circuit diagram of a non-isolated high-voltage power supply module according to this embodiment.
The transformer module 2 is used for transforming the power provided by the power module 1 to adapt to the working power of the main control module 4. Fig. 6 is a schematic circuit diagram of a transformer module according to this embodiment.
Above-mentioned constant voltage power supply module 3 is right the power that transformer module 2 changes carries out steady voltage and handles, and then can provide a stable working power supply for this host system 4, and then provides host system 4's job stabilization nature, further improves the stability of whole street lamp controller. Fig. 7 is a schematic circuit diagram of a regulated power supply module according to this embodiment.
The optical coupling isolation module 5 is used for isolating the main control module 4 and the electric energy metering module 6 to realize one-way transmission of signals, so that the signals do not interfere with each other when the main control module 4 and the electric energy metering module 6 work, and the anti-interference capability and the working stability of the whole street lamp controller are improved. Fig. 4 is a schematic circuit diagram of a circuit including the optical coupling and isolating module 5 according to the present embodiment.
The embodiment of the utility model provides an in, opto-coupler isolation module 5 with host system 4 is connected through first serial ports electricity, realizes opto-coupler isolation module 5 and host system 4's signal communication. The optical coupling isolation module 5 is electrically connected with the electric energy metering module 6 through a second serial port, and signal communication between the optical coupling isolation module 5 and the electric energy metering module 6 is realized. Therefore, the control signal of the main control module 4 can be sent to the electric energy metering module 6 through the optical coupling isolation module 5 so as to control the electric energy metering module 6 to meter the electric energy consumed by the street lamp 8. And further the electric energy consumed by the street lamp 8 can be measured.
The embodiment of the utility model provides an in, form the power supply circuit of host system 4 through power module 1, transformer module 2 and constant voltage power supply module 3 and provide stable operating power supply for this host system 4, and form the power supply circuit of electric energy metering module 6 through power module 1 and non-isolation high voltage power supply module 7 and provide normal operating power supply for this electric energy metering module 6, and then measure the electric energy that 8 street lamps consumed through this host system 4 control this metering module. Meanwhile, the main control module 4 and the electric energy metering module 6 are isolated through the optical coupling isolation module 5, so that the main control module 4 and the electric energy metering module 6 can not interfere with each other when working, and the anti-jamming capability of the whole street lamp controller is improved. Compared with the prior art, the utility model discloses an electric energy metering module 6 only need with a non-keep apart high voltage power supply module 7 electricity be connected can, need not be connected with device electricity such as current transformer and voltage transformer, and then can reduce street lamp controller's circuit volume and cost.
Example two
As shown in fig. 2, fig. 2 is a schematic view of a street lamp control system provided in an embodiment of the present invention, the street lamp control system 10 includes a street lamp 8 and a street lamp controller 9 provided in the above embodiment, and an output end of the street lamp controller 9 is electrically connected to an output end of the street lamp 8.
The number of the street lamps 8 may be one or more. Of course, one street lamp controller 9 may correspondingly control one street lamp 8, or one street lamp controller 9 may control a plurality of street lamps 8.
The embodiment of the utility model provides an in, can measure the electric energy that 8 street lamps consumed through this street lamp controller 9. And the circuit volume of the street lamp controller 9 is small, the cost is low, and further the circuit volume and the cost of the street lamp control system 10 can be reduced.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A street light controller, comprising: the power supply module, with the transformer module that power supply module's first output electricity is connected, with constant voltage power supply module that transformer module's output electricity is connected, with the host system that constant voltage power supply module's output electricity is connected, with the non-isolation high voltage power supply module that power supply module's second output electricity is connected, with the electric energy metering module that non-isolation high voltage power supply module's output electricity is connected, and respectively with host system's output with the opto-coupler isolation module that electric energy metering module's output electricity is connected.
2. The streetlamp controller of claim 1, wherein the non-isolated high-voltage power supply module is a non-isolated power supply to hot ground.
3. The street light controller of claim 2, wherein the non-isolated power supply is 30 mA.
4. The street lamp controller of claim 1, wherein the optical coupling isolation module is electrically connected with the main control module through a first serial port.
5. The street lamp controller of claim 1, wherein the optical coupling isolation module is electrically connected with the electric energy metering module through a second serial port.
6. The streetlamp controller of any one of claims 1-5, wherein the power module employs an AC power source.
7. A street lamp control system, characterized in that the street lamp control system comprises a street lamp and the street lamp controller of any one of claims 1-6, wherein the output end of the street lamp controller is electrically connected with the input end of the street lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023338255.9U CN214708120U (en) | 2020-12-31 | 2020-12-31 | Street lamp controller and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023338255.9U CN214708120U (en) | 2020-12-31 | 2020-12-31 | Street lamp controller and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214708120U true CN214708120U (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023338255.9U Active CN214708120U (en) | 2020-12-31 | 2020-12-31 | Street lamp controller and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214708120U (en) |
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2020
- 2020-12-31 CN CN202023338255.9U patent/CN214708120U/en active Active
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