CN210957905U - Power-off lighting device for power distribution station room - Google Patents
Power-off lighting device for power distribution station room Download PDFInfo
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- CN210957905U CN210957905U CN201922151969.XU CN201922151969U CN210957905U CN 210957905 U CN210957905 U CN 210957905U CN 201922151969 U CN201922151969 U CN 201922151969U CN 210957905 U CN210957905 U CN 210957905U
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- 238000005286 illumination Methods 0.000 claims description 18
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a power-off lighting device for a power distribution station room, wherein the input end of a first switch is connected with a mains supply and is used for controlling the on-off of the whole lighting device; the output end of the first switch is respectively connected with the input end of the second switch and the input end of the fourth switch; the output end of the second switch is connected to the input end of a storage battery, and the output end of the storage battery is connected to the input end of a third switch; the output end of the third switch is connected to the input end of the inverter circuit, and the output end of the inverter circuit is connected to the lighting circuit; the output end of the fourth switch is also connected to the lighting circuit; the illuminating circuit is provided with illuminating lamps in parallel; second switch, third switch and fourth switch all are connected to on the switch controller, the utility model discloses do not need independent wiring in addition, greatly reduced the construction degree of difficulty, effectively reduced installation cost.
Description
Technical Field
The utility model relates to a lighting device specifically is a power distribution station room outage lighting device.
Background
The distribution station room is used as the most basic unit of the bottom layer of the distribution network, is one of the key links of power transmission from high voltage to low voltage, plays the role of respectively supplying power to surrounding power utilization units by high voltage power, and directly influences the reliability of power supply and utilization and the quality of electric energy. The power distribution network has the characteristics of large number of power distribution station rooms, wide distribution, dispersion, complex geographic environment condition, wide coverage, numerous users, easiness in influence of user capacity increase and urban construction and the like.
When the power failure of distribution station room overhauls, need throw light on in the distribution station room, current distribution station room mostly adopts the circuit of normal illumination in addition external emergency lighting device of the same kind, and such design, the cost is high, and the economic nature is good inadequately, occupies the limited space of distribution station room moreover.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a power distribution station room outage lighting device, normal illumination and outage illumination adopt same group's light, need not wire in addition, low in cost, simple to operate.
The technical scheme provided by the utility model
A power-off lighting device for a power distribution station room comprises a first switch, a second switch, a storage battery, a third switch, an inverter circuit, a fourth switch, a switch controller and a lighting lamp,
the input end of the first switch is connected with a mains supply and is used for controlling the on-off of the whole lighting device;
the output end of the first switch is respectively connected with the input end of the second switch and the input end of the fourth switch;
the output end of the second switch is connected to the input end of a storage battery, and the output end of the storage battery is connected to the input end of a third switch;
the output end of the third switch is connected to the input end of the inverter circuit, and the output end of the inverter circuit is connected to the lighting circuit;
the output end of the fourth switch is also connected to the lighting circuit; the illuminating circuit is provided with illuminating lamps in parallel;
the second switch, the third switch and the fourth switch are all connected to the switch controller.
The storage battery is a lead storage battery or a lithium battery.
The inverter circuit adopts single-phase full-bridge inverter circuit, single-phase full-bridge inverter circuit includes by first thyristor VT1, second thyristor VT2, third thyristor VT3 and fourth thyristor VT4 constitute the inverter bridge, the output of inverter bridge is used for becoming the alternating current with the direct current invertion of battery output, the output of inverter bridge is connected to step-up transformer TM's primary coil, step-up transformer TM boosts the alternating current that forms through the inverter bridge inversion into the commercial power that is used for the 220V of illumination, 50Hz, step-up transformer TM's secondary coil connects inductance L, the alternating current after stepping up is connected to the illumination circuit on for the light power supply after the LC filtering that inductance L and electric capacity C constitute.
The illuminating lamp adopts an LED bulb.
Compared with the prior art, the utility model has the advantages of: normal illumination and outage emergency lighting adopt same circuit, do not need independent wiring in addition, greatly reduced the construction degree of difficulty, effectively reduced the installation cost, the battery can charge when normal illumination, can guarantee that the battery has sufficient electric energy supply emergency lighting behind the outage, the circuit is simple, simple to operate need not to lay wire in a large number for centralized control emergency lighting device.
Drawings
Fig. 1 is a schematic diagram of the overall circuit of the present invention.
Fig. 2 is a schematic diagram of the inverter circuit of the present invention.
The reference numbers in the figures denote: 1-a first switch, 2-a second switch, 3-a storage battery, 4-a third switch, 5-an inverter circuit, 6-a fourth switch, 7-a switch controller and 8-a lighting lamp.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a power-off lighting device for a power distribution station room, which comprises a first switch 1, a second switch 2, a storage battery 3, a third switch 4, an inverter circuit 5, a fourth switch 6, a switch controller 7 and a lighting lamp 8,
the input end of the first switch 1 is connected with a mains supply and is used for controlling the on-off of the whole lighting device;
the output end of the first switch 1 is respectively connected with the input end of the second switch 2 and the input end of the fourth switch 6;
the output end of the second switch 2 is connected to the input end of a storage battery 3, and the output end of the storage battery 3 is connected to the input end of a third switch 4;
the output end of the third switch 4 is connected to the input end of the inverter circuit 5, and the output end of the inverter circuit 5 is connected to the lighting circuit;
the output of the fourth switch 6 is also connected to the illumination line; the illuminating line is provided with an illuminating lamp 8 in parallel;
the second switch 2, the third switch 4 and the fourth switch 6 are all connected to a switch controller 7.
The storage battery 3 is a lead storage battery or a lithium battery.
The illuminating lamp 8 is an LED bulb.
The illumination on/off of the whole power distribution station house is controlled by the first switch 1, when the power distribution station house is illuminated normally, the first switch 1 and the fourth switch 6 are closed, the illuminating lamp 8 can be driven by the mains supply to illuminate normally, at the moment, the switch controller 7 controls the second switch 2 and the third switch 4 according to the charging condition of the secondary battery 3, when the storage battery 3 is not fully charged, the second switch 2 is closed, the third switch 4 is opened, and at the same time, the commercial power supplies power to the storage battery while supplying illumination to the illuminating lamp 8, when the storage battery 3 is charged, the second switch 2 is switched off, the commercial power only supplies power to the illuminating lamp 8, when the mains supply is powered off, the second switch 2 and the fourth switch 6 are disconnected, the third switch 4 is closed, the storage battery 3 discharges at the moment, the mains supply is inverted into the mains supply through the inverter circuit 5, and then the lighting lamp 8 is powered on, so that the power distribution station can still illuminate under the condition of power failure.
The utility model discloses normal illumination and outage emergency lighting adopt same circuit, do not need independent other wiring, greatly reduced the construction degree of difficulty, effectively reduce installation cost, the battery can charge when normal illumination, can guarantee that the battery has sufficient electric energy supply emergency lighting after the outage, the circuit is simple, simple to operate, need not for centralized control emergency lighting device and a large amount of wiring, the power distribution station room can throw light on at the lower page or leaf of the circumstances of outage, make things convenient for the staff to carry out the maintenance operation in power distribution station room.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A power-off lighting device for a power distribution station room is characterized by comprising a first switch (1), a second switch (2), a storage battery (3), a third switch (4), an inverter circuit (5), a fourth switch (6), a switch controller (7) and a lighting lamp (8),
the input end of the first switch (1) is connected with a mains supply and is used for controlling the on-off of the whole lighting device;
the output end of the first switch (1) is respectively connected with the input end of the second switch (2) and the input end of the fourth switch (6);
the output end of the second switch (2) is connected to the input end of a storage battery (3), and the output end of the storage battery (3) is connected to the input end of a third switch (4);
the output end of the third switch (4) is connected to the input end of the inverter circuit (5), and the output end of the inverter circuit (5) is connected to the lighting line;
the output of the fourth switch (6) is also connected to the lighting line; the illuminating line is provided with an illuminating lamp (8) in parallel;
the second switch (2), the third switch (4) and the fourth switch (6) are all connected to a switch controller (7).
2. A substation power-off lighting device according to claim 1, characterized in that said battery (3) is lead battery or lithium battery.
3. A substation room de-energizing lighting device according to claim 1, inverter circuit (5) adopt single-phase full-bridge inverter circuit, single-phase full-bridge inverter circuit includes by first thyristor (VT1), second thyristor (VT2), the inverter bridge that third thyristor (VT3) and fourth thyristor (VT4) are constituteed, the output of inverter bridge is used for becoming the alternating current with the direct current invertion of battery (3) output, the output of inverter bridge is connected to the primary coil of step-up Transformer (TM), step-up Transformer (TM) is with the alternating current boost pressure that forms through the inverter bridge inversion to be used for the 220V of illumination, 50 Hz's commercial power, inductance (L) is connected to the secondary coil of step-up Transformer (TM), the alternating current after stepping up is connected to the illumination line and is supplied power for light (8) on the illumination line after the LC filtering that inductance (L) and electric capacity (C) constitute.
4. A substation room power-off lighting device according to claim 1, characterized in that said lighting lamp (8) is LED light bulb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922151969.XU CN210957905U (en) | 2019-12-04 | 2019-12-04 | Power-off lighting device for power distribution station room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922151969.XU CN210957905U (en) | 2019-12-04 | 2019-12-04 | Power-off lighting device for power distribution station room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210957905U true CN210957905U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922151969.XU Active CN210957905U (en) | 2019-12-04 | 2019-12-04 | Power-off lighting device for power distribution station room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210957905U (en) |
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2019
- 2019-12-04 CN CN201922151969.XU patent/CN210957905U/en active Active
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