CN219499594U

CN219499594U - Electric leakage monitoring and protecting system for street lamp post

Info

Publication number: CN219499594U
Application number: CN202320066643.0U
Authority: CN
Inventors: 陈凯; 聂彦文; 张�浩; 董永; 于润清; 李孟
Original assignee: Baotou Municipal Development Center
Current assignee: Baotou Municipal Development Center
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-08-08
Anticipated expiration: 2033-01-10

Abstract

The utility model provides a leakage monitoring and protecting system for a road lighting lamp post, which comprises the following components: a plurality of single lamp controllers for controlling the opening and closing of the single lamps respectively; the leakage relay is used for detecting a leakage signal of the single lamp and sending the detected leakage signal to the single lamp monitoring end; the single lamp monitoring end is used for receiving the leakage signal of the leakage relay and transmitting the leakage signal to the monitoring terminal through wireless; and the monitoring terminal is used for receiving the leakage signals sent by the plurality of single lamp monitoring terminals and sending power-off signals to the corresponding single lamp controllers according to the leakage signals. The unified monitoring and the independent control of the road lighting lamp are realized.

Description

Electric leakage monitoring and protecting system for street lamp post

Technical Field

The utility model belongs to the technical field of lamp posts, and particularly relates to a leakage monitoring and protecting system for a road lighting lamp post.

Background

The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.

Street lamps are very common in modern urban life, are important tools for ensuring that the visibility of urban road surfaces is kept in a certain state, and provide necessary visibility for people going out at night. The lamp post often has the electric leakage phenomenon, and electric leakage protection measures are needed.

At present, the electric leakage monitoring device detects all lamp poles on a road, and can not effectively detect a single lamp pole, so that the electric leakage monitoring device can cause the problem of large-area street lamp extinction after protection measures are carried out on the electric leakage monitoring device after certain lamp pole is leaked. Or the existing leakage monitoring device can perform leakage detection on a single lamp post, and after detecting that the single lamp post is subjected to leakage condition and executing corresponding protection measures, the single lamp post cannot be correspondingly controlled.

In addition, in the actual work of urban illumination maintenance management, the condition that maintenance is not in place immediately happens sometimes, when the lamp pole is leaked, because of poor grounding, even when the resistance value of the grounding resistor is far more than or equal to 4Ω, the condition that the circuit breaker is not tripped and the relay does not act can also happen, and the reasons of the occurrence of the condition are that the leakage action current is large, the elasticity of a reset spring is insufficient and the like, so that the lamp pole with the leakage cannot be timely subjected to power-off protection, and great potential safety hazards are caused.

Disclosure of Invention

In order to solve the problems, the utility model provides a leakage monitoring protection system for a street lamp pole, which not only can detect the leakage condition of a single lamp pole and timely perform leakage protection through the design of a plurality of single lamp controllers and monitoring terminals. And after the leakage fault is relieved, the single lamp can be controlled in a targeted manner through the monitoring terminal and the single lamp controller.

According to some embodiments, the present utility model employs the following technical solutions: a street lighting pole leakage monitoring protection system, comprising:

a plurality of single lamp controllers for controlling the opening and closing of the single lamps respectively;

the leakage relay is used for detecting a leakage signal of the single lamp and sending the detected leakage signal to the single lamp monitoring end;

the single lamp monitoring end is used for receiving the leakage signal of the leakage relay and transmitting the leakage signal to the monitoring terminal through wireless;

and the monitoring terminal is used for receiving the leakage signals sent by the plurality of single lamp monitoring terminals and sending power-off signals to the corresponding single lamp controllers according to the leakage signals.

In addition, the leakage monitoring and protecting system for the street lamp post according to the embodiment of the utility model can also have the following additional technical characteristics:

preferably, the power end of the single lamp controller is electrically connected with a circuit breaker protection switch, and the circuit breaker protection switch is electrically connected with a 220V power supply line.

Preferably, the single lamp controller is further configured to receive a dimming signal of the monitor terminal, and dim the single lamp.

Preferably, the monitoring terminal sends a brake-off signal to the breaker protection switch after receiving the leakage signal.

Preferably, the model of the single lamp controller is WJ4090.

Preferably, the monitoring terminal comprises a display module, and the display module displays the leakage information of the lamp post.

Preferably, the leakage relay is arranged on a main power supply line in the lamp post.

Preferably, after the lamp post fault is released, the monitoring terminal sends a closing signal to the breaker protection switch.

Preferably, the lamp further comprises a buzzer alarm, wherein the buzzer alarm is arranged at the bottom of the lamp post.

Preferably, the buzzer alarm is electrically connected with the leakage relay.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the design of the plurality of single lamp controllers and the monitoring terminal, the leakage condition of a single lamp post can be detected and timely subjected to leakage protection. After the leakage fault is relieved, the single lamp can be controlled in a targeted mode through the monitoring terminal and the single lamp controller, and therefore unified monitoring and independent control of the road lighting lamp are achieved.

In the utility model, the relay protector sends the leakage signal to the single lamp monitoring end after detecting the leakage signal, the single lamp monitoring end sends the signal monitoring terminal, and the single lamp is controlled by the monitoring terminal to cut off the power supply of the single lamp controller, so that the situation that the relay does not act under the condition that the leakage condition occurs on the lamp post due to the fact that the leakage protection current of the relay is large and the like is avoided.

In the utility model, the monitoring terminal can send different dimming controls to the single-lamp controller, and can realize different dimming controls to different street lamps on the road.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

FIG. 1 is a schematic diagram of an on-line monitoring and protecting system for lamp post leakage in the utility model;

FIG. 2 is a schematic view of a street lamp in accordance with the present utility model;

fig. 3 is a schematic view of an interconnection line in a lamp post according to the present utility model.

1. Lamp post, 2, leakage relay, 3, buzzer alarm, 4, single lamp controller, 5, street lamp, 6, single lamp monitor, 7, monitor terminal, 8, breaker protection switch

The specific embodiment is as follows:

the utility model will be further described with reference to the drawings and examples.

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.

Example 1

As shown in fig. 1-3, a leakage monitoring protection system for a street lamp pole includes:

a plurality of single lamp controllers 4 for controlling the on/off of the single lamps, respectively;

the leakage relay 2 is used for detecting a leakage signal of the single lamp and sending the detected leakage signal to the single lamp monitoring end 6;

the single lamp monitoring end 6 is used for receiving the leakage signal of the leakage relay 2 and transmitting the leakage signal to the monitoring terminal 7 through wireless;

the monitoring terminal 7 is configured to receive the leakage signals sent by the plurality of single-lamp monitoring terminals 6, and send a power-off signal to the corresponding single-lamp controller 4 according to the leakage signals.

In this embodiment, after the leakage relay 2 detects the leakage signal of the lamp pole 1, the leakage signal is sent to the single lamp monitoring end 6, the single lamp monitoring end 6 feeds back to the monitoring terminal 7 in a wireless transmission mode according to the received leakage signal, the monitoring terminal 7 displays the leakage fault signal of the lamp pole 1 and sends a tripping signal to the single lamp controller, and the single lamp controller 4 controls the single lamp to be turned off after receiving the tripping signal of the monitoring terminal 7.

The single lamp controller 4 is interconnected and communicated with a machine room master control room and a PC computer through a 4G wireless communication network by using a GIS platform, and automatically judges whether to open and close the circuit breaker through a master control background so as to protect the safety of equipment and personnel. The input end of the single lamp controller 4 is electrically connected with the circuit breaker protection switch 8, the circuit breaker protection switch 8 is electrically connected with the 220V power supply circuit, and the output end of the single lamp controller 4 is electrically connected with the street lamp 5.

In this embodiment, after receiving the leakage signal of the lamp post 1, the monitor terminal 7 sends a brake-off signal to the breaker protection switch 8, and the breaker protection switch 8 receives the brake-off signal of the monitor terminal 7 and then timely switches off.

In this embodiment, through the setting of monitor terminal 7 and single lamp controller 4, under the condition that single lamp pole 1 takes place the electric leakage, can be timely realize the earth leakage protection to lamp pole 1 through the control to single lamp controller 4, in addition, can also carry out the control of adjusting luminance to single lamp controller 4 through monitor terminal 7, send different dimming signal to different single lamp controllers 4 through monitor terminal 7 to realize the control to the street lamp 5 of difference light brightness degree on a road, thereby can practice thrift the electric energy according to the demand.

In this implementation, through the single lamp controller 4 can be quick carry out the outage to electric leakage lamp pole 1, carry out the targeted control to street lamp 5, effectively avoided the condition that the large tracts of land caused because of single lamp pole 1 electric leakage goes out the lamp, influence the road normal lighting.

In this embodiment, after the leakage fault of the lamp pole 1 is relieved, the monitoring terminal 7 sends a closing signal to the breaker protection switch 8, and the breaker protection switch 8 performs closing after receiving the closing signal; meanwhile, the monitoring terminal 7 also transmits a power supply signal to the single lamp controller 4, and the single lamp controller 4 controls the normal power supply of the single lamp after receiving the power supply signal of the monitoring terminal 7.

In this embodiment, the monitoring terminal 7 is a Shanghai five-zero information technology company, model: product of WJ 3006.

In this embodiment, the street lamp 5 used for leakage detection is a power-adjustable LED lighting lamp.

The model of the single-lamp controller 4 is WJ4090, the single-lamp controller is installed in an access door of the lamp post 1, and the breaker protection switch 8 is a special photovoltaic STB1-125 photovoltaic automatic recloser.

In this embodiment, the leakage relay 2 adopts the model: ohm dragon MY2N-J220/240VAC sets up in the pole door of lamp pole 1, single lamp controller output N end and street lamp light source input N end are connected to electric leakage relay 2 coil one side, lamp pole body electricity leakage end in the relay coil opposite side connecting rod door for detect lamp pole 1 and take place the electric leakage, under the circumstances that lamp pole 1 took place the electric leakage, then induced electromotive force on the coil in the electric leakage relay 2, buzzer siren 3 is parallelly connected with the coil of electric leakage relay 2, under the circumstances that lamp pole 1 took place the electric leakage, buzzer siren 3 reported to the police, is used for warning pedestrian on the road.

One end of a coil of the leakage relay 2 is connected with a leakage end of the street lamp pole 1, the other end of the coil is connected with the street lamp 5, the buzzer alarm 3 is connected with the coil of the leakage relay 2 in parallel, and a normally open contact of the leakage relay 2 is connected with the single lamp monitoring end 6. When the lamp pole 1 leaks electricity, electromotive force is induced on the coil in the leakage relay 2, the normally open contact of the relay 2 is closed, the buzzer alarm 3 alarms, meanwhile, the leakage signal is fed back to the single lamp monitoring end 6, the single lamp monitoring end 6 transmits the leakage signal to the monitoring terminal 7 and the monitoring PC end in a remote wireless mode, the monitoring terminal 7 transmits a power-off signal to the corresponding single lamp controller 4 in a remote wireless mode, and corresponding single lamp power-off is controlled.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.

Claims

1. The utility model provides a road lighting lamp pole leakage monitoring protection system which characterized in that includes:

2. The system of claim 1, wherein the single lamp controller power terminal is electrically connected to a circuit breaker protection switch, and the circuit breaker protection switch is electrically connected to a 220V power supply line.

3. The earth leakage monitoring and protecting system of claim 2, wherein said single lamp controller is further configured to receive a dimming signal from said monitor terminal, and dim said single lamp.

4. The earth leakage monitoring and protecting system of claim 2, wherein said monitoring terminal transmits a trip signal to said breaker protection switch upon receiving an earth leakage signal.

5. The system of claim 1, wherein the single lamp controller is of model WJ4090.

6. The system of claim 1, wherein the monitor terminal comprises a display module, and the display module displays the leakage information of the lamp post.

7. The earth leakage monitoring and protection system of claim 1, wherein said earth leakage relay is disposed on a main power supply line within the lamp post.

8. The earth leakage monitoring and protection system of claim 2, wherein said monitoring terminal sends a closing signal to said circuit breaker protection switch after the lamp post fault is released.

9. The earth leakage monitoring and protecting system of a street lamp post as defined in claim 1, further comprising a buzzer alarm disposed at the bottom of the lamp post.

10. The system of claim 9, wherein the buzzer siren is electrically connected to the leakage relay.