CN201123161Y - Combined automatic trouble-shooting road lamp switch - Google Patents

Abstract

A combined automatic trouble shooting street lamp switch mainly comprises an electromagnetic switch and an optical sensor, wherein the electromagnetic switch is provided with a socket which is connected with a contactor; the optical sensor is provided with a plug, the plug of the optical sensor is inserted into a socket of the electromagnetic switch, so that the optical sensor is connected with the electromagnetic switch, and the electromagnetic switch is respectively connected with a high-voltage online transformer, a plurality of street lamps, an external power supply and a grounding wire; in daytime, the power transmitted by the transformer is blocked by the optical sensor and the electromagnetic switch and cannot be transmitted to the street lamp; when the night comes, the optical sensor can be triggered and drives the electromagnetic switch to act, so that the power transmitted by the transformer can be transmitted to a plurality of street lamps through the electromagnetic switch, and the street lamps generate illumination light sources; when the optical sensor is damaged, the power required by the street lamp can be provided by an external power supply, so that the fault can be automatically eliminated.

Description

Combination Automatic Troubleshooting Street Light Switches

technical field

The utility model relates to a combined street lamp switch for automatic troubleshooting, in particular to a street lamp that can be automatically lit at night through a light sensor and an electromagnetic switch. If the light sensor is damaged, the street lamp can also be lit by an external power supply. , A combined automatic troubleshooting street light switch with automatic troubleshooting.

Background technique

Existing street light control switches, such as the dual-purpose street light switch at night (hereinafter referred to as the citation case) of the Announcement No. 539231 applied by the applicant of the utility model on June 21, 1992, are mainly characterized in that: a dual-purpose street light switch at night The street light switch, which is applied to the lighting equipment of general roads, is based on the mutual operation of light sensing and electromagnetic switches, and can be used to control the switch of lighting equipment in an active or interactive way, including: a power input terminal, connected to an external The power supply is connected; a power output terminal is used to output power to the lighting equipment; a light sensor is used to sense the brightness of the light source, and a plug is arranged on the light sensor; an electromagnetic switch is provided with a socket and a switch, The switch has two input terminals, one of which is connected to the socket, which can be combined with the plug of the light sensor, and the other input terminal can receive an external control signal; controlled by the switch, it can be selected Whether the power at the power input end is sent out from the power output end is controlled by a light sensor or an external control signal.

The main disadvantage of its composition is: the switch on the electromagnetic switch must be switched manually, so that the maintenance personnel must visit the site in person to perform active or interactive switching control, which is still inconvenient in operation .

It can be seen that the above-mentioned prior art still has many defects, and its structure and performance need to be further improved.

In order to overcome the defects in the above-mentioned prior art, the utility model has been improved and innovated, and after years of painstaking research, the utility model has finally successfully developed and completed the utility model combined automatic troubleshooting street lamp switch.

Utility model content

The purpose of this utility model is to provide a combined street lamp switch for automatic troubleshooting, which is to automatically provide power to the street lamp through the mutual operation of the optical sensor and the electromagnetic switch, so that the street lamp can generate a lighting source.

Another purpose of this utility model is to provide a combined street light switch for automatic troubleshooting. If the light sensor is damaged, it can be supplied with an external power source, so that the street light can also generate lighting sources. The maintenance personnel only need to replace the light sensor. The supply of external power can be stopped.

The third purpose of the utility model is to provide a combined street lamp switch for automatic troubleshooting, which can control several electromagnetic switches through a single optical sensor without changing the wiring mode, and then control all street lamps in a certain area. When the street lights in a certain area are not lit, it can be accurately known that the light sensor in this area is damaged, which can be used by maintenance personnel to carry out maintenance.

The combined automatic troubleshooting street lamp switch capable of achieving the above-mentioned new purpose includes an electromagnetic switch and a light sensor; the electromagnetic switch is composed of a road lamp controller and a contactor, the street lamp controller is connected with the contactor, and A socket is arranged on the electromagnetic switch, and the socket is connected with the contactor; the light sensor can sense the brightness of the light source, and a plug is arranged on it, and the plug of the light sensor is inserted into the socket of the electromagnetic switch, so that The optical sensor is connected to the contactor of the electromagnetic switch, and the electromagnetic switch is connected to the high-voltage online street lamp transformer, several street lamps, external power supply devices and grounding wires; the electromagnetic switch and the optical sensor are in an open state under normal conditions , so that during the day, the power transmitted by the street lamp transformer will be blocked by the light sensor and the electromagnetic switch, and cannot be transmitted to the street lamp; at night, the light sensor will be triggered, so that the power of the transformer is transmitted to the contact of the electromagnetic switch On the device, make the contactor act and transmit the power to the street lamp controller, so that the street lamp controller will act relatively, and send the power to several street lamps, so that the street lamps can generate lighting sources; when the light sensor is damaged, it can also pass the external power supply Provide the power required by the street lights to automatically achieve troubleshooting.

Compared with the aforementioned cited case and other prior art, the combined street lamp switch for automatic troubleshooting provided by the utility model has the following advantages:

1. The utility model is based on the mutual operation of the light sensor 1 and the electromagnetic switch 2 to automatically provide power to the street lamp 4, so that the street lamp 4 generates an illumination source.

2. When the optical sensor 1 of the present utility model is damaged, it can be immediately supplied with an external power supply, so that the street lamp 4 can also generate an illumination light source, and maintenance personnel only need to replace the optical sensor 1 to stop the external power supply.

3. The utility model can control the actions of several electromagnetic switches 2 through a single light sensor 1 without changing the wiring mode, and then control all the street lamps 4 in a certain area. When the street lamps 4 in a certain area are not lit , it can be accurately known that the light sensor 1 in this area is damaged, which can be used as a basis for maintenance personnel to perform maintenance.

4. The optical sensor 1 and the electromagnetic switch 2 of the present invention are combined through the plug 13 and the socket 25 to reduce the use of three connecting wires, thereby reducing the risk of wrong wiring connections.

Description of drawings

Please refer to the following detailed description of the preferred embodiment of the utility model and the accompanying drawings, you can further understand the technical content of the utility model and its purpose effect; the accompanying drawings about this embodiment are:

Fig. 1A, B, C are the structural schematic diagrams of the combined automatic troubleshooting street lamp switch of the present invention.

Fig. 2A, B, C are schematic diagrams of the first embodiment of the combined automatic troubleshooting street light switch of the present invention.

3A, B and C are schematic diagrams of the second embodiment of the combined automatic troubleshooting street light switch being active.

4A, B, and C are schematic diagrams of a third embodiment of the combined automatic troubleshooting street light switch that is interactive.

Representative symbols of main parts: 1. Optical sensor, 11. Optical coil, 12. Contact, 13. Plug, 2. Electromagnetic switch, 21. Power input connection line, 22. Power output connection line, 23. Grounding connection line, 24 .External power connection line, 25. Socket, 26. Contactor, 261. Coil, 262. Single-axis double-cut switch, 27. Street lamp controller, 271. Coil, 272. Contact point, 3. Telephone pole, 4. Street lamp group , 5. Transformer, 6. External power supply device, 7. High-voltage wires.

Detailed ways

Please refer to Fig. 1A, B, C, the combined street lamp switch for automatic troubleshooting provided by the utility model mainly includes:

A light sensor, the light sensor 1 is capable of sensing the brightness of light, and is provided with a photosensitive coil 11 and an open circuit contact 12 connected to each other at one end, and a plug 13 is arranged outside the light sensor 1, and the plug 13 is connected to the light sensor respectively. The coil 11 is connected to the open-circuit contact 12; when the light sensor 1 senses that the light source is dimmed, the light-sensing coil 11 will be excited to convert the open-circuit contact 12 into a closed-circuit contact;

An electromagnetic switch 2, the electromagnetic switch 2 has a power input connection line 21, a power output connection line 22, a ground connection line 23 and an external power supply connection line 24, and a socket 25 is arranged on the outer surface of the electromagnetic switch 2, and a socket 25 is arranged inside it. :

A contactor 26, the contactor 26 is composed of a coil 261 and a uniaxial double-cut switch 262, the uniaxial double-cut switch 262 has a shared contact n and a, b contacts, in normal state, the shared contact n and The b contact is turned on; wherein, the two ends of the coil 261 and the a contact of the uniaxial double-cut switch 262 are respectively connected to the socket 25 on the surface of the electromagnetic switch 2; and the a contact of the uniaxial double-cut switch 262 is connected to the power input connection line 21 is connected, and the b contact is connected with the external power connection line 24;

A road lamp controller 27, the street lamp controller 27 has a coil 271 and an open circuit contact 272, one end of the coil 271 is connected to the shared contact n of the contactor 26, and the two ends of the open circuit contact 272 are respectively connected to the power input connection line 21 and the power supply output connection line 22 are connected;

The plug 13 of optical sensor 1 is inserted on the socket 25 of electromagnetic switch 2, makes the photosensitive coil 11 of optical sensor 1 and the open circuit contact 12 and the coil 261 of the contactor 26 of electromagnetic switch 2 and the a of uniaxial double cut switch 262. The contacts are connected.

In addition, one end of the photosensitive coil 11 of the photosensor 1 , the contactor 26 of the electromagnetic switch 2 and the coils 261 and 271 of the street lamp controller 27 are all connected to the ground connection wire 23 .

Please refer to shown in Fig. 2A, B, C, it is the implementation schematic diagram of the present utility model, as shown in Fig. 2A, all is provided with an electromagnetic switch 2 on each utility pole 3, and all inserts on each electromagnetic switch 2 A light sensor 1, so that the electromagnetic switch 2 and the light sensor 1 of each utility pole 3 all independently control a lamp group 4, and the power input connection line 21 on the electromagnetic switch 2 is connected to the transformer 5 on the utility pole 3 connected, and the power output connection line 22 is connected with several street lamps 4, and the external power supply connection line 24 is connected with the remote external power supply device 6; and transmitted to the electromagnetic switch 2; in the daytime, the power transmitted by the transformer 5 will be received by the open contact 12 of the optical sensor 1 and the single-axis double-cut switch 262 of the contactor 26 of the electromagnetic switch 2. A contact and the controller 27 The open circuit contact 272 is blocked, so the power cannot be transmitted to the street lamp 4 through the power input connection line 21, so that the street lamp 4 will not generate an illumination source during the day; as shown in Figure 2B and C, when night comes, the The light sensor 1 will sense the coming of night, and then drive the light sensing coil 11 to energize, so that the open contact 12 is converted into a closed contact, so that the power of the transformer 5 can be transmitted to the electromagnetic switch through the power input connection line 21 and the closed contact 12 of the light sensor 1 The contactor coil 261 of 2 makes the coil 261 synchronously excited, causing the shared contact n of the single-axis double-cut switch 262 to fall off the b contact, and presents a closed circuit state with the a contact, so that the power supply of the transformer 5 can be input through the power supply connection line 21 and The a contact point of the single-axis double-cut switch 262 is conducted to the coil 271 of the street lamp controller 27, so that the coil 271 of the street lamp controller 27 is excited, causing the open circuit contact 272 of the street lamp controller 27 to be converted into a closed circuit contact, so that the power supply of the transformer 5 can be passed through The power input connection line 21 and the closed-circuit contact 272 of the street lamp controller 27 and the power output connection line 22 are transmitted to the digital street lamp 4, so that the digital street lamp 4 can generate an illumination source.

In addition, if a street lamp group 4 does not light up, you can immediately know that the light sensor 1 controlling the street lamp group is damaged, and the maintenance personnel only need to unplug the light sensor 1 and insert a new light sensor 1. 1 is plugged and connected with the electromagnetic switch 2 through the plug 13, so that it can avoid mistakes and man-hours caused by wiring.

In addition, when the external power supply device 6 is in a normal state, it can selectively not supply power. When the street lamp group 4 does not light up, in order to prevent the maintenance personnel from performing maintenance in the dark, and dangerous situations occur, so in this case, maintenance personnel It can control the remote external power supply device 6 to input the external power to the electromagnetic switch 2 through the external power connection line 24, so that the external power can drive the coil 271 of the street lamp controller 27 to excite through the contact b of the contactor 26, causing the street lamp controller 27 to energize. The normally open contact 272 is converted into a normally closed contact, so that the power supply of the transformer 5 can be transmitted to the street lamp group 4 through the normally closed contact 272 of the street lamp controller 27 and the power output connection line 22, so that the street lamp group 4 can generate an illumination source, and wait for daytime After that, replace the optical sensor 1 again.

Please refer to Fig. 3A, shown in B, C, it is the second embodiment schematic diagram of the present utility model, and it differs from Fig. 2A in that only electromagnetic switch 2 and light sensor 1 are set on the first utility pole 3, as for the second Then only the electromagnetic switch 2 is set on the utility pole 3 after the two poles, and the wiring mode of the electromagnetic switch 2 on the first utility pole 3 is the same as that of Fig. The following electromagnetic switch 2, its connection mode is different from Fig. 2A in that the external power connection line 24 on the electromagnetic switch 2 is connected with the power output line 22 of the electromagnetic switch 2 on the previous utility pole 3, so that the second The external power connection line 24 of the first utility pole 3 containing the subsequent electromagnetic switch 2 can receive the output power from the previous electromagnetic switch 2 of the previous utility pole 3, so that the second utility pole 3 contains the street lamp controller of the subsequent electromagnetic switch 2 27 is movable, causes the power supply of the transformer 5 on every utility pole 3 to be conducted to the street lamp group 4 through the electromagnetic switch 2 thereon.

Therefore, in the mode of not changing the wiring of the electromagnetic switch 2, the utility model can control the action of several electromagnetic switches 2 only through an optical sensor 1 and an external power supply device 6, so that the utility model can continuously control the generation of the array street lamps 4 Lighting source. In addition, the supply mode of the external power supply is the same as that shown in FIG. 2A, B, and C, and will not be repeated here.

Please refer to Fig. 4A, B, and C, which are schematic diagrams of the third embodiment of the present utility model, wherein, according to the street lamp group 4 sub-regions, the number of light sensors 1 installed is selected, when the street lamp group 4 in a certain area is not bright , it can be concluded that the optical sensor 1 controlling the street lamp group 4 in this area is damaged. At this time, the electromagnetic switch 2 can be driven by an external power supply to act, and the optical sensor 1 can be replaced during the daytime.

In addition, the wiring methods and operating principles of Fig. 4A, B, C are the same as those of Fig. 2A, B and Fig. 3A, B, and will not be repeated here.

The above detailed description is a specific description of a feasible embodiment of the utility model, which is not intended to limit the scope of protection of the utility model, and any equivalent implementation or change that does not depart from the technology of the utility model should be included in the within the scope of protection in this case.

Claims (8)

1. A combined street lamp switch for automatic troubleshooting, characterized in that: comprising A light sensor, the light sensor is provided with a plug; An electromagnetic switch, the electromagnetic switch has a power input connection line, a power output connection line, a ground connection line and an external power supply connection line, and a socket is arranged on the outer surface of the electromagnetic switch; The transformer is connected; the power output connection line is connected to the street lamp group, the grounding connection line is connected to the grounding line; the external power supply connection line is connected to the external power supply device; The plug of the light sensor is inserted into the socket of the electromagnetic switch. 2. The combined street lamp switch for automatic troubleshooting according to claim 1, wherein the light sensor comprises a photosensitive coil and an open contact, and the photosensitive coil and open contact are connected to a plug. 3. The combined street lamp switch for automatic troubleshooting according to claim 1, wherein the electromagnetic switch is composed of a contactor and a road lamp controller, and the contactor is connected to the socket on the surface of the electromagnetic switch , the street lamp controller is connected with the power input connection line and the power output connection line. 4. The combined street light switch for automatic troubleshooting according to claim 3, wherein the contactor is composed of a coil and a uniaxial double-cut switch, and the uniaxial double-cut switch has a shared contact point n And a, b contact, the two ends of the coil and the a contact of the uniaxial double cut are respectively connected with the socket on the surface of the electromagnetic switch, and the a contact is connected with the power input connection line. 5. The combined street lamp switch for automatic troubleshooting according to claim 4, characterized in that: the shared contacts n and b of the single-axis double-cut switch are in a conducting state when they are in a normal state. 6. The street light switch according to claim 3, characterized in that: said street light controller has a coil and an open contact, one end of the coil is connected to the shared contact n of the contactor, and the open contact The two ends are respectively connected with the power input connection line and the power output connection line. 7. The combined street lamp switch for automatic troubleshooting according to claim 1, characterized in that: the external power supply device is set at a remote location, and when the optical sensor is damaged, the external power supply device provides power to start the electromagnetic switch, The transformer is transmitted to the power supply to the street lamp through the solenoid valve. 8. The combined street lamp switch for automatic troubleshooting according to claim 1, characterized in that: the optical sensor and the external power supply device simultaneously control the actions of several electromagnetic switches, and the wiring method is: the external power supply of the rear electromagnetic switch The power connection line is connected with the power output connection line of the front electromagnetic switch, so that the rear electromagnetic switch can receive the output power of the front electromagnetic switch.

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