CN213983308U - Multi-functional lamp pole system of direct current wisdom - Google Patents
Multi-functional lamp pole system of direct current wisdom Download PDFInfo
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- CN213983308U CN213983308U CN202023225684.5U CN202023225684U CN213983308U CN 213983308 U CN213983308 U CN 213983308U CN 202023225684 U CN202023225684 U CN 202023225684U CN 213983308 U CN213983308 U CN 213983308U
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Abstract
The utility model relates to a street lamp field provides a multi-functional lamp pole system of direct current wisdom. The lamp pole system comprises a lamp pole, functional equipment on the lamp pole and a power supply system, wherein the power supply system comprises a box-type substation, a power box of the lamp pole, a direct current intelligent power distribution cabinet connected with the power box and the box-type substation, and a grounding system, and the grounding system is an IT grounding system. This lamp pole system adopts IT ground system, is difficult for taking place the electric shock accident. And the front end of the lamp pole power supply system adopts direct current, so that the tail end conversion device is simple in structure, the size is greatly reduced, the reliability is greatly improved, and the later maintenance cost can be reduced.
Description
Technical Field
The utility model relates to a street lamp field specifically is a multi-functional lamp pole system of direct current wisdom.
Background
The power supply system of current lamp pole does: the alternating current commercial power is sent to a power box of the lamp post, the alternating current is converted into direct current in the power box, and then the direct current supplies power to the lighting equipment and other functional equipment on the lamp post. It has the following drawbacks: 1. an AC-DC converter needs to be configured in a power box on a lamp pole, and the power box is complex in structure and large in size; 2. the electric shock accident is easy to happen, and the safety is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multi-functional lamp pole system of direct current wisdom to solve the above-mentioned defect that the correlation technique exists at least to a certain extent.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a multi-functional lamp pole system of direct current wisdom, ITs includes functional equipment and the power supply system on lamp pole, the lamp pole, power supply system includes box-type substation, installs the power supply box of lamp pole, connection the power supply box with box-type substation's direct current intelligent power distribution cabinet and ground system, ground system is IT ground system.
Preferably, the IT grounding system is further connected with a monitoring center to monitor the insulation condition of the system.
Preferably, the power supply box includes: the first power converter is used for supplying power to the monitoring equipment and the edge computing equipment after the direct current conversion; the second power converter is used for supplying power to the communication equipment after the direct current conversion; the third power converter is used for supplying power to the display screen after the direct current conversion; and the direct current power distribution unit is used for receiving the direct current output by the direct current intelligent power distribution cabinet and distributing the direct current to the first power converter, the second power converter, the third power converter and the lighting equipment.
Preferably, the output end of the second power converter is also connected with an energy storage unit in parallel.
Preferably, the monitoring device comprises one or more of a camera, an environment monitor, a broadcaster and an alarm.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
and an IT grounding system is adopted, so that electric shock accidents are not easy to happen. After the IT grounding system is connected with the monitoring center, the insulation condition of the system can be monitored in real time, so that the occurrence of electric shock accidents of the street lamp can be further reduced, and the overall safety performance is improved.
The front end of the lamp pole power supply system adopts direct current, so that the tail end conversion device is simple in structure, the size is greatly reduced, the reliability is greatly improved, and the later maintenance cost can be reduced.
The edge computing equipment is added, and the local edge computing function can be realized.
Drawings
Fig. 1 is a block diagram of a power supply system of the present light pole system;
FIG. 2 is a schematic diagram of an IT grounding system;
FIG. 3 is a block circuit diagram of a power box on a light pole;
reference numerals: 1. a box-type substation; 2. a direct current intelligent power distribution cabinet; 3. a power supply box; 4. an insulation resistance; 31. a direct current distribution unit; 32. a first power converter; 33. a second power converter; 34. an energy storage unit; 35. a third power converter.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The direct-current intelligent multifunctional lamp post system comprises a lamp post, functional equipment on the lamp post and a power supply system, wherein the functional equipment comprises but is not limited to lighting equipment, monitoring equipment, communication equipment, a display screen and edge computing equipment, the lighting equipment is preferably an LED lamp, the monitoring equipment is preferably 5G, and the monitoring equipment is preferably one or more of a camera, an environment monitor, a broadcaster and an alarm.
Referring to fig. 1, the power supply system includes a box-type substation 1, a power box 3 installed on a lamp post, a dc intelligent power distribution cabinet 2 connected to the power box 3 and the box-type substation 1, and a grounding system.
Referring to fig. 2, the grounding system is an IT grounding system, specifically, the negative terminal of the dc is grounded or suspended from the earth through the insulation resistor 4, and the equipment housing is grounded. By adopting the IT grounding system, when electric leakage occurs, after a human body contacts the equipment shell, electric shock accidents can not occur.
After the IT grounding system is adopted, the IT grounding system can be connected with the monitoring center through the sensor, the insulation condition of the system can be monitored in real time at the monitoring center, and electric shock accidents can be better avoided. Sensors that may be used include, but are not limited to, voltage sensors and current sensors.
Referring to fig. 3, the power supply box 3 includes: the dc power distribution unit 31 includes a first power converter 32, a second power converter 33, and a third power converter 35 connected to the dc power distribution unit 31. The direct power distribution unit receives direct current output by the direct current intelligent power distribution cabinet 2, and distributes the direct current to the first power converter 32, the second power converter 33 and the third power converter 35, and the first power converter 32 converts the direct current into 12V direct current to supply power to the monitoring equipment and the edge computing equipment; the second power converter 33 converts the direct current into 12V direct current to supply power to the communication equipment; the third power converter 35 converts the dc power to 5V dc power to supply power to the display screen. The dc distribution unit 31 outputs another dc power to supply power to the lighting device. The first power converter 32 is a dc low-power multi-channel power converter, and the second power converter 33 is a dc high-power converter. In addition, an energy storage unit 34 is connected in parallel to the output end of the second power converter 33, and the energy storage unit 34 serves as a standby power supply for supplying power to the communication equipment after power failure.
The working principle is as follows: the box-type substation 1 converts alternating current commercial power into high-voltage direct current, transmits the high-voltage direct current to the direct current intelligent power distribution cabinet 2, distributes the high-voltage direct current to different lamp poles through the direct current intelligent power distribution cabinet 2, distributes the high-voltage direct current to a first power converter 32, a second power converter 33, a third power converter 35 and lighting equipment through a direct current power distribution unit 31 after receiving the direct current, supplies power to each monitoring device and edge computing equipment respectively after being converted by the first power converter 32, supplies power to communication equipment after being converted by the second power converter 33, and supplies power to a display screen after being converted by the third power converter 35.
Therefore, the direct-current intelligent multifunctional lamp pole system adopts an IT grounding system, and electric shock accidents are not easy to happen. And the IT grounding system is connected with the monitoring center, so that the insulation condition of the system can be monitored in real time, the occurrence of electric shock accidents of the street lamp can be further greatly reduced, and the overall safety performance is improved. On the other hand, the front end (the part above the dotted line in fig. 1) of the lamp post power supply system adopts direct current, so that the tail end (the part below the dotted line in fig. 1) conversion device has a simple structure, the volume is greatly reduced, the reliability is greatly improved, and the later maintenance cost can be reduced. In addition, the edge computing equipment is added, and the local edge computing function can be realized.
The present invention has been described in detail with reference to the specific embodiments, and the detailed description is only for assisting the skilled person in understanding the content of the present invention, and can not be understood as the limitation of the protection scope of the present invention. Various decorations, equivalent changes and the like which are performed on the scheme by the technical personnel in the field under the conception of the invention are all included in the protection scope of the invention.
Claims (5)
1. The utility model provides a multi-functional lamp pole system of direct current wisdom, includes functional device on lamp pole, the lamp pole and power supply system, its characterized in that: the power supply system comprises a box-type substation (1), a power box (3) installed on the lamp post, a direct-current intelligent power distribution cabinet (2) connected with the power box (3) and the box-type substation (1), and a grounding system, wherein the grounding system is an IT grounding system.
2. The system of claim 1, wherein the IT grounding system is further connected to a monitoring center to monitor the insulation of the system.
3. The DC intelligent multifunctional lamp post system according to claim 1, wherein the power box (3) comprises:
the first power converter (32) is used for supplying power to the monitoring equipment and the edge computing equipment after the direct current conversion;
a second power converter (33) for supplying power to the communication device after the direct current conversion;
a third power converter (35) for supplying power to the display screen after the direct current conversion; and
and the direct current power distribution unit (31) is used for receiving the direct current output by the direct current intelligent power distribution cabinet (2) and distributing the direct current to the first power converter, the second power converter, the third power converter and the lighting equipment.
4. The DC intelligent multifunctional lamp post system according to claim 3, wherein the output end of the second power converter (33) is further connected in parallel with an energy storage unit (34).
5. The DC intelligent multifunctional light pole system of claim 3, wherein the monitoring device comprises one or more of a camera, an environmental monitor, a broadcaster and an alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023225684.5U CN213983308U (en) | 2020-12-28 | 2020-12-28 | Multi-functional lamp pole system of direct current wisdom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023225684.5U CN213983308U (en) | 2020-12-28 | 2020-12-28 | Multi-functional lamp pole system of direct current wisdom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213983308U true CN213983308U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023225684.5U Active CN213983308U (en) | 2020-12-28 | 2020-12-28 | Multi-functional lamp pole system of direct current wisdom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213983308U (en) |
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2020
- 2020-12-28 CN CN202023225684.5U patent/CN213983308U/en active Active
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