CN204157127U - DC power supply apparatus concentrated by a kind of street lamp - Google Patents
DC power supply apparatus concentrated by a kind of street lamp Download PDFInfo
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- CN204157127U CN204157127U CN201420614337.7U CN201420614337U CN204157127U CN 204157127 U CN204157127 U CN 204157127U CN 201420614337 U CN201420614337 U CN 201420614337U CN 204157127 U CN204157127 U CN 204157127U
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- street lamp
- direct current
- power supply
- module
- current supply
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Abstract
The utility model relates to a kind of street lamp and concentrates DC power supply apparatus, comprises 10kV electrical network input, it is characterized in that: described 10kV electrical network input is connected with the input of high-tension electricity transformer; The input of described high-tension electricity transformer is connected with a direct current supply module; The output of described direct current supply module is connected to the direct current supply electric wire that the LED street lamp for being provided with decoding dimmer is powered; Described high-tension electricity transformer is provided with a voltage sensor, and the output of described voltage sensor is connected with a central control module; Described central control module is connected with CAN communication interface circuit, DC power line carrier modulation demodulation module; The output signal of described DC power line carrier modulation demodulation module is coupled on described direct current supply electric wire.This device can realize LED street lamp and concentrate Long-distance Control, and hardware configuration is simple, and system stability is reliable.
Description
Technical field
The utility model relates to a kind of street lamp and concentrates DC power supply apparatus.
Background technology
Existing street lighting light source generally adopts high-pressure sodium lamp, high-pressure mercury lamp and metal halide lamp, and that the most frequently used is 250W and 400W two kinds at present.Those lamps not only cost are high, and useful life is short, and harsh to the power requirement of feeder ear, therefore national input cost is large.In addition, existing street lamp is all that distributing controls, and is is namely patrolled and examined or the tracking of civic complaint realization to lamp condition by artificial, not only lacks initiative, promptness, and lack fault pre-alarming mechanism.
Summary of the invention
The purpose of this utility model is to provide a kind of street lamp to concentrate DC power supply apparatus, can realize LED street lamp centrally connected power supply, and this hardware device coordinates power carrier communication and wireless communication technique, can also accomplish the control and management of LED street lamp.
The utility model adopts following scheme to realize: DC power supply apparatus concentrated by a kind of street lamp, comprises 10kV electrical network input, it is characterized in that: described 10kV electrical network input is connected with the input of high-tension electricity transformer; The input of described high-tension electricity transformer is connected with a direct current supply module; The output of described direct current supply module is connected to the direct current supply electric wire that the LED street lamp for being provided with decoding dimmer is powered; Described high-tension electricity transformer is provided with a voltage sensor, and the output of described voltage sensor is connected with a central control module; The control end of described direct current supply module is connected with described central control module; Described central control module is connected with CAN communication interface circuit, DC power line carrier modulation demodulation module; The output signal of described DC power line carrier modulation demodulation module is coupled on described direct current supply electric wire.
In the utility model one embodiment, described direct current supply module is formed in parallel by the DC power supply of several 220V ~ 280V.
In the utility model one embodiment, described central control module is connected with a switch on-off circuit, in order to realize the control to described DC power supply switching number.
In the utility model one embodiment, described direct current supply module installation has lightning protection device, and the output of described lightning protection device and each DC power supply is provided with a circuit breaker.
In the utility model one embodiment, described central control module is provided with a communicating circuit.
In the utility model one embodiment, described central control module is DSP control module.
The utility model hardware configuration is simple, by and the DC power supply connect can for several LED street lamp centrally connected power supplies, as long as it coordinates existing relevant communications protocol, can accomplish that LED street lamp remote centralized manages, and when LED street lamp breaks down, can be fed back by power carrier communication in time, realize the intelligent operation/cutting of direct current supply, effectively extend the useful life of street lamp, and accomplish that street lamp intellectuality " is tieed up bright " and designed, under power-supply system local fault, intelligence is fallen power and " not to be turned off the light " design.
Accompanying drawing explanation
Fig. 1 is the schematic block circuit diagram of the utility model embodiment one.
Fig. 2 is the schematic block circuit diagram of the utility model embodiment two.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is specifically described.
As shown in Figure 1, the present embodiment provides a kind of street lamp to concentrate DC power supply apparatus, comprises 10kV electrical network input, and described 10kV electrical network input is connected with the input of high-tension electricity transformer; The input of described high-tension electricity transformer is connected with a direct current supply module; The output of described direct current supply module is connected to the direct current supply electric wire that the LED street lamp for being provided with decoding dimmer is powered; Described high-tension electricity transformer is provided with a voltage sensor, and the output of described voltage sensor is connected with a central control module; The control end of described direct current supply module is connected with described central control module; Described central control module is connected with CAN communication interface circuit, DC power line carrier modulation demodulation module; The output signal of described DC power line carrier modulation demodulation module is coupled on described direct current supply electric wire.
Refer to Fig. 2, at this Shi Lizhong, described direct current supply module is formed in parallel by the DC power supply of several 220V ~ 280V; Described central control module is connected with a switch on-off circuit, in order to realize the control to described DC power supply switching number.Described direct current supply module installation has lightning protection device, and the output of described lightning protection device and each DC power supply is provided with a circuit breaker.Described central control module is provided with a communicating circuit, and this communicating circuit can be wireless telecommunications, and also can be cable network communication, wireless comprises 2G/3G/4G etc.Concrete, in order to the advantage allowing those skilled in the art better understand the utility model hardware structure, below in conjunction with existing associated communication agreement, namely power carrier communication and network communication are introduced the utility model device each principle of work and power in use.In order to system, the present embodiment voltage sensor, for gathering the voltage signal of high-tension electricity transformer, correctly judges that whether electrical network is normal.The utility model can send instruction by far-end and concentrate DC power supply apparatus to this street lamp, after central controller receives instruction by communication module, control LED street lamp according to instruction, the transmission of this control command is realized by direct current power carrier communication.Be noted that the output of device of the present utility model connects several decoding dimmers by direct current supply electric wire, and then the realization LED street lamp corresponding to each decoding dimmer controls.In the present embodiment, one or more in the DC power supply of system parallel connection breaks down, this DC power supply corresponding street lamp decoding dimmer then feed back signal to central controller by power carrier, described central controller then control switch switching circuit adjustment dynamic power exports, to maintain street lighting brightness stability and consistency.
In the utility model one embodiment, described central control module is DSP control module.The chip of described DC power line carrier modulation demodulation module can adopt more sub-micro electronics Mi200E.
In addition, it is worth mentioning that, the utility model device is built-in with a storage battery (meaning not shown in the figures), it passes through a charge-discharge circuit is under normal circumstances its charging, in described voltage sensor senses to grid cut-off, then described charge-discharge circuit controls described storage battery for whole device provides low pressure, ensure far-end control centre can receive grid cut-off after this plant running state information.
Be more than preferred embodiment of the present utility model, all changes done according to technical solutions of the utility model, when the function produced does not exceed the scope of technical solutions of the utility model, all belong to protection range of the present utility model.
Claims (6)
1. a DC power supply apparatus concentrated by street lamp, comprises 10kV electrical network input, it is characterized in that: described 10kV electrical network input is connected with the input of high-tension electricity transformer; The input of described high-tension electricity transformer is connected with a direct current supply module; The output of described direct current supply module is connected to the direct current supply electric wire that the LED street lamp for being provided with decoding dimmer is powered; Described high-tension electricity transformer is provided with a voltage sensor, and the output of described voltage sensor is connected with a central control module; The control end of described direct current supply module is connected with described central control module; Described central control module is connected with CAN communication interface circuit, DC power line carrier modulation demodulation module; The output signal of described DC power line carrier modulation demodulation module is coupled on described direct current supply electric wire.
2. DC power supply apparatus concentrated by street lamp according to claim 1, it is characterized in that: described direct current supply module is formed in parallel by the DC power supply of several 220V ~ 280V.
3. DC power supply apparatus concentrated by street lamp according to claim 2, it is characterized in that: described central control module is connected with a switch on-off circuit, in order to realize the control to described DC power supply switching number.
4. DC power supply apparatus concentrated by street lamp according to claim 3, it is characterized in that: described direct current supply module installation has lightning protection device, and the output of described lightning protection device and each DC power supply is provided with a circuit breaker.
5. DC power supply apparatus concentrated by street lamp according to claim 1, it is characterized in that: described central control module is provided with a communicating circuit.
6. DC power supply apparatus concentrated by the street lamp according to any one of claim 1 to 5, it is characterized in that: described central control module is DSP control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614337.7U CN204157127U (en) | 2014-10-23 | 2014-10-23 | DC power supply apparatus concentrated by a kind of street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614337.7U CN204157127U (en) | 2014-10-23 | 2014-10-23 | DC power supply apparatus concentrated by a kind of street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204157127U true CN204157127U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201420614337.7U Active CN204157127U (en) | 2014-10-23 | 2014-10-23 | DC power supply apparatus concentrated by a kind of street lamp |
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| CN (1) | CN204157127U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108243543A (en) * | 2016-12-27 | 2018-07-03 | 松下知识产权经营株式会社 | Sensor device and lighting system |
| CN109257861A (en) * | 2018-11-15 | 2019-01-22 | 苏州中储普华电力科技有限公司 | DC intelligent illuminates central control unit |
-
2014
- 2014-10-23 CN CN201420614337.7U patent/CN204157127U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108243543A (en) * | 2016-12-27 | 2018-07-03 | 松下知识产权经营株式会社 | Sensor device and lighting system |
| CN108243543B (en) * | 2016-12-27 | 2021-06-15 | 松下知识产权经营株式会社 | Sensor device and lighting system |
| CN109257861A (en) * | 2018-11-15 | 2019-01-22 | 苏州中储普华电力科技有限公司 | DC intelligent illuminates central control unit |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |