CN210120687U - Evacuation indicator lamp control circuit, electronic equipment and system - Google Patents
Evacuation indicator lamp control circuit, electronic equipment and system Download PDFInfo
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- CN210120687U CN210120687U CN201920989747.2U CN201920989747U CN210120687U CN 210120687 U CN210120687 U CN 210120687U CN 201920989747 U CN201920989747 U CN 201920989747U CN 210120687 U CN210120687 U CN 210120687U
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Abstract
The utility model provides an evacuation indicator lamp control circuit, electronic equipment and system, including power, first connecting wire, second connecting wire, first lead wire, second lead wire, third lead wire, fourth lead wire, first switch and at least one indicator lamp group, the indicator lamp group includes at least one left indicator lamp and at least one right indicator lamp, the positive terminal of left indicator lamp is connected with first connecting wire, the negative terminal of left indicator lamp is connected with second connecting wire, the positive terminal of right indicator lamp is connected with second connecting wire, the negative terminal of right indicator lamp is connected with first connecting wire, the positive terminal of left indicator lamp is connected with the negative terminal of right indicator lamp; only two wires are needed to be connected, compared with the traditional three-wire scheme, one wire can be omitted, a large amount of wire purchasing and laying cost can be saved, the alternate on-off of the left indicator light and the right indicator light can be realized by controlling the switch of the relay, and the confusion in the emergency evacuation situation can be avoided.
Description
Technical Field
The present disclosure relates to the field of circuit technologies, and in particular, to an evacuation indicator lamp control circuit, an electronic device, and a system.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In subways and tunnels, bidirectional evacuation indicating lamps are arranged. When a fire occurs, the lamps need to control the direction of the lamps according to information sent by the system, and the lamps are generally controlled according to the principle of windward evacuation. In order to realize the intelligent control of the direction of the evacuation lamp, two methods are available at present, one is an intelligent system, namely the direction of the lamp is controlled by a communication mode, the lamp is provided with a communication and control chip inside, a communication line and a power supply line are needed, and in a two-wire system communication scheme, power supply and communication can be realized by only two lines. Besides the intelligent control of the direction, the intelligent system can also monitor the normal working state of the lamp, and ensure the availability of the lamp during fire fighting, so that the cost is slightly high. The system automatic inspection can greatly reduce the workload of personnel inspection, is more flexible to control, and is suitable to be used as a preferred scheme.
The present inventors have discovered that in some situations where cost control is limited, a user may only need to effect directional control of the luminaire. In this case, the solution provided by the common manufacturers is a three-wire solution, i.e. low-voltage safety direct current or alternating current, two positive wires (live wire), one negative wire (zero wire), such as the three-wire evacuation indicator lamp control circuit shown in fig. 1; or four-wire, i.e. alternating current 220V, two live wires one zero wire one ground wire, as shown in fig. 2, a four-wire evacuation indicator lamp control circuit; considering that the related standards have stipulated that lamps with the voltage of 36V or below can be used in subway tunnel occasions, the four-wire alternating current power supply situation can not be considered, but the three-wire control scheme needs three wires, and the wiring cost is high for a long tunnel or underground passage.
Disclosure of Invention
In order to solve the not enough of prior art, this disclosure provides an evacuation indicator lamp control circuit, electronic equipment and system, only need two connection of electric lines, for traditional three-wire system scheme, can save a wire, consider that the tunnel is longer, the wire use quantity is more, after adopting this scheme, can save a large amount of wires and purchase and lay the expense, produce good economic benefits.
In order to achieve the purpose, the following technical scheme is adopted in the disclosure:
in a first aspect, the present disclosure provides
An evacuation indicator lamp control circuit comprises a power supply, a first connecting wire, a second connecting wire, a first lead, a second lead, a third lead, a fourth lead, a first switch and at least one indicator lamp group, wherein the indicator lamp group comprises at least one left indicator lamp and at least one right indicator lamp, the positive end of the left indicator lamp is connected with the first connecting wire, the negative end of the left indicator lamp is connected with the second connecting wire, the positive end of the right indicator lamp is connected with the second connecting wire, the negative end of the right indicator lamp is connected with the first connecting wire, and the positive end of the left indicator lamp is connected with the negative end of the right indicator lamp;
the positive end of the power supply is connected with the first lead and the second lead respectively, the negative end of the power supply is connected with the third lead and the fourth lead respectively, the first connecting wire and the second connecting wire are both connected with the first switch, when the first switch is closed, the first connecting wire is connected to the second lead, meanwhile, the second connecting wire is connected to the third lead, and the left indicator light is on; when the first switch is turned off, the first connecting line is connected to the first lead, the second connecting line is connected to the fourth lead, and the right indicator lamp is turned on.
As some possible implementations, the first switch is a double-pole double-throw relay switch, the first connection line is connected with one switch contact of the double-pole double-throw switch, the second connection line is connected with the other switch contact of the double-pole double-throw switch, when a coil of the double-pole double-throw relay switch is not electrified, the double-pole double-throw relay switch is closed, the first connection line is connected to the second lead, the second connection line is connected to the third lead, and the left indicator light is on; when the coil of the double-pole double-throw relay switch is electrified, the double-pole double-throw relay switch is disconnected, the first connecting wire is connected to the first lead, the second connecting wire is connected to the fourth lead, and the right indicator light is turned on.
As some possible implementations, the first switch includes a first single-pole double-throw relay switch connected to the first connection line and a second single-pole double-throw relay switch connected to the second connection line, when the coils of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are not energized, the switches of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are closed, the first connection line is connected to the second lead, while the second connection line is connected to the third lead, and the left direction indicator light is on; when the coils of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are electrified, the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are disconnected, the first connecting wire is connected to the first lead, the second connecting wire is connected to the fourth lead, and the right indicator lamp is turned on.
As some possible implementation manners, each indicator light group comprises a plurality of left indicator lights and a plurality of right indicator lights which are sequentially connected in series, the positive end of the first left indicator light connected in series is connected with the first connecting line, the negative end of the last left indicator light connected in series is connected with the second connecting line, the positive end of the first right indicator light connected in series is connected with the second connecting line, the negative end of the last right indicator light connected in series is connected with the first connecting line, and the positive end of the left indicator light is connected with the negative end of the right indicator light.
The first connecting line and the second connecting line are connected in parallel, and the first connecting line and the second connecting line are connected in parallel.
As some possible implementation manners, the display device further comprises a first diode and a second diode, wherein the negative end of the first diode is connected with the first connecting line, the positive end of the first diode is sequentially connected with the negative end of the left indicator and the negative end of the right indicator, the negative end of the second diode is connected with the second connecting line, and the positive end of the second diode is sequentially connected with the negative end of the right indicator and the negative end of the left indicator.
As some possible implementation manners, the display device further comprises a third diode and a fourth diode, wherein the anode of the third diode is respectively connected with the first connecting line and the cathode end of the right indicator light, and the cathode end of the third diode is connected with the anode end of the left indicator light; and the anode of the fourth diode is respectively connected with the second connecting wire and the cathode end of the left indicator light, and the cathode end of the fourth diode is connected with the anode end of the right left indicator light.
As some possible implementations, a power distribution box is further included, and the power source and the first switch are disposed within the power distribution box.
In a second aspect, the present disclosure provides an electronic device comprising an evacuation indicator light control circuit according to the present disclosure.
In a third aspect, the present disclosure provides an evacuation indicator lamp control system, which includes the evacuation indicator lamp control circuit of the present disclosure, and further includes a processor and a wind direction sensor, the indicator lamp set is arranged in a tunnel or a low passage, the wind direction sensor is arranged in an external environment, the wind direction sensor and the first switch are respectively in communication connection with the processor, the processor monitors wind direction information according to the wind direction sensor, and controls the on-off of the first switch to select the left indicator lamp to be turned on or the right indicator lamp to be turned on;
in a fourth aspect, the present disclosure provides an evacuation indicator lamp control system, including the evacuation indicator lamp control circuit of the present disclosure, the indicator lamp group is arranged in a tunnel or an underground passage, the first switch acts according to a control instruction, and selects the left indicator lamp to be turned on or the right indicator lamp to be turned on;
in a fifth aspect, the present disclosure provides an evacuation indicator light control system, including the electronic device of the present disclosure, the first switch is operated according to a control instruction, and the left indicator light or the right indicator light is selected to be turned on.
Compared with the prior art, the beneficial effect of this disclosure is:
1. the circuit of this disclosure only needs two electric wire connections, for traditional three-wire system scheme, can save a wire, considers that the tunnel is longer, and the wire use quantity is more, adopts this scheme after, can save a large amount of wires and purchase and lay the expense, produces good economic benefits.
2. The circuit of this disclosure has increased the withstand voltage ability of circuit through increasing the diode.
3. The circuit can realize the alternative switch of left direction pilot lamp and right direction pilot lamp through the switch of control relay, the right direction pilot lamp goes out when the left direction pilot lamp is bright, the left direction pilot lamp goes out when the right direction pilot lamp is bright, both are bright in turn and go out, the confusion when the emergency evacuation condition can not appear.
Drawings
Fig. 1 is a control circuit of a three-wire evacuation indicator lamp according to the background art of the present disclosure.
Fig. 2 is a control circuit of a four-line evacuation indicator lamp according to the background art of the present disclosure.
Fig. 3 is an evacuation indicator lamp control circuit according to embodiment 1 of the present disclosure.
Fig. 4 is an evacuation indicator lamp control circuit according to embodiment 3 of the present disclosure.
Fig. 5 is an evacuation indicator lamp control circuit according to embodiment 4 of the present disclosure.
1. A first connecting line; 2. a second connecting line; 3-a power supply; 3-1, a first lead; 3-2, a second lead; 3-3, a third lead; 3-4 fourth leads; 4. a first switch; 5. a left direction indicator light; 6. a right direction indicator light; 7. an indicator light set; 8. a distribution box; 9. a first diode; 10. a second diode; 11. a third diode; 12. and a fourth diode.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. 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 disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Example 1:
as shown in fig. 3, embodiment 1 of the present disclosure provides an evacuation indicator lamp control circuit, including a power supply 3, a first connection line 1, a second connection line 2, a first lead 3-1, a second lead 3-2, a third lead 3-3, a fourth lead 3-4, a first switch 4, and at least one indicator lamp set 7, where the indicator lamp set 7 includes at least one left indicator lamp 5 and at least one right indicator lamp 6, a positive terminal of the left indicator lamp 6 is connected to the first connection line 1, a negative terminal of the left indicator lamp 5 is connected to the second connection line 2, a positive terminal of the right indicator lamp 6 is connected to the second connection line 2, a negative terminal of the right indicator lamp 6 is connected to the first connection line 1, and a positive terminal of the left indicator lamp 5 is connected to a negative terminal of the right indicator lamp 6;
the positive end of the power supply 3 is respectively connected with a first lead 3-1 and a second lead 3-2, the negative end of the power supply 3 is respectively connected with a third lead 3-3 and a fourth lead 3-4, the first connecting wire 1 and the second connecting wire 2 are both connected with a first switch 4, when the first switch 4 is closed, the first connecting wire is connected to the second lead 3-2, meanwhile, the second connecting wire 2 is connected to the third lead 3-2, and the left indicator light 5 is on; when the first switch 4 is turned off, the first connection line 1 is connected to the first lead 3-1, while the second connection line 2 is connected to the fourth lead 3-4, and the right direction indicator 6 is turned on.
The first switch is a double-pole double-throw relay switch, the first connecting line 1 is connected with one switch contact of the double-pole double-throw switch, the second connecting line 2 is connected with the other switch contact of the double-pole double-throw switch, when a coil of the double-pole double-throw relay switch is not electrified, the double-pole double-throw relay switch is closed, the first connecting line 1 is connected to the second lead 3-2, meanwhile, the second connecting line 2 is connected to the third lead 3-3, and the left indicator lamp 5 is turned on; when the coil of the double-pole double-throw relay switch is electrified, the double-pole double-throw relay switch is disconnected, the first connecting wire 1 is connected to the first lead 3-1, meanwhile, the second connecting wire 2 is connected to the fourth lead 3-4, and the right indicator light 6 is turned on.
Every pilot lamp group includes a plurality of left pilot lamps and a plurality of right pilot lamps of establishing ties in proper order, and the positive terminal and the first connecting wire of the first left pilot lamp of establishing ties are connected, and the negative pole end and the second connecting wire of the last left pilot lamp of establishing ties are connected, and the positive terminal and the second connecting wire of the first right pilot lamp of establishing ties are connected, and the negative pole and the first connecting wire of the last right pilot lamp of establishing ties are connected, the positive terminal and the negative pole end of right pilot lamp of left pilot lamp are connected.
The indicating lamp set comprises a plurality of indicating lamp sets which are connected in parallel on a first connecting line and a second connecting line.
Still include block terminal 8, power 3 and first switch 4 set up in block terminal 8.
Example 2:
the embodiment 2 of the present disclosure provides an evacuation indicator light control circuit, in which a double-pole double-throw relay switch is replaced with a combination of a first single-pole double-throw relay switch and a second single-pole double-throw relay switch, the first single-pole double-throw relay switch is connected to a first connection line, the second single-pole double-throw relay switch is connected to a second connection line, when coils of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are not energized, switches of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are closed, the first connection line is connected to the second lead line, the second connection line is connected to a third lead line, and a left indicator light is turned on; when the coils of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are electrified, the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are disconnected, the first connecting wire is connected to the first lead, the second connecting wire is connected to the fourth lead, and the right indicator lamp is turned on. Other circuit structures are the same as those of embodiment 1, and are not described again here.
Example 3:
as shown in fig. 4, embodiment 1 of the present disclosure provides an evacuation indicator lamp control circuit, including a power supply 3, a first connection line 1, a second connection line 2, a first lead 3-1, a second lead 3-2, a third lead 3-3, a fourth lead 3-4, a first switch 4, and at least one indicator lamp set 7, where the indicator lamp set 7 includes at least one left indicator lamp 5 and at least one right indicator lamp 6, a positive terminal of the left indicator lamp 6 is connected to the first connection line 1, a negative terminal of the left indicator lamp 5 is connected to the second connection line 2, a positive terminal of the right indicator lamp 6 is connected to the second connection line 2, a negative terminal of the right indicator lamp 6 is connected to the first connection line 1, and a positive terminal of the left indicator lamp is connected to a negative terminal of the right indicator lamp;
the positive end of the power supply 3 is respectively connected with a first lead 3-1 and a second lead 3-2, the negative end of the power supply 3 is respectively connected with a third lead 3-3 and a fourth lead 3-4, the first connecting wire 1 and the second connecting wire 2 are both connected with a first switch 4, when the first switch 4 is closed, the first connecting wire is connected to the second lead 3-2, meanwhile, the second connecting wire 2 is connected to the third lead 3-2, and the left indicator light 5 is on; when the first switch 4 is turned off, the first connection line 1 is connected to the first lead 3-1, while the second connection line 2 is connected to the fourth lead 3-4, and the right direction indicator 6 is turned on.
The first switch is a double-pole double-throw relay switch, the first connecting line 1 is connected with one switch contact of the double-pole double-throw switch, the second connecting line 2 is connected with the other switch contact of the double-pole double-throw switch, when a coil of the double-pole double-throw relay switch is not electrified, the double-pole double-throw relay switch is closed, the first connecting line 1 is connected to the second lead 3-2, meanwhile, the second connecting line 2 is connected to the third lead 3-3, and the left indicator lamp 5 is turned on; when the coil of the double-pole double-throw relay switch is electrified, the double-pole double-throw relay switch is disconnected, the first connecting wire 1 is connected to the first lead 3-1, meanwhile, the second connecting wire 2 is connected to the fourth lead 3-4, and the right indicator light 6 is turned on.
Every pilot lamp group includes a plurality of left pilot lamps and a plurality of right pilot lamps of establishing ties in proper order, and the positive terminal and the first connecting wire of the first left pilot lamp of establishing ties are connected, and the negative pole end and the second connecting wire of the last left pilot lamp of establishing ties are connected, and the positive terminal and the second connecting wire of the first right pilot lamp of establishing ties are connected, and the negative pole and the first connecting wire of the last right pilot lamp of establishing ties are connected, the positive terminal and the negative pole end of right pilot lamp of left pilot lamp are connected.
The indicating lamp set comprises a plurality of indicating lamp sets which are connected in parallel on a first connecting line and a second connecting line.
Still include first diode 9 and second diode 10, the negative pole end and the first connecting wire 1 of first diode 9 are connected, the positive terminal of first diode 9 is connected with the negative pole end of leftward indicator lamp 5 and the negative pole end of rightward indicator lamp 6 in proper order, the negative pole end and the second connecting wire 2 of second diode 10 are connected, the positive terminal of second diode 10 is connected with the negative pole end of rightward indicator lamp 6 and the negative pole end of leftward indicator lamp 5 in proper order.
Still include block terminal 8, power 3 and first switch 4 set up in block terminal 8.
Example 4:
as shown in fig. 3, embodiment 1 of the present disclosure provides an evacuation indicator lamp control circuit, including a power supply 3, a first connection line 1, a second connection line 2, a first lead 3-1, a second lead 3-2, a third lead 3-3, a fourth lead 3-4, a first switch 4, and at least one indicator lamp set 7, where the indicator lamp set 7 includes at least one left indicator lamp 5 and at least one right indicator lamp 6, a positive terminal of the left indicator lamp 6 is connected to the first connection line 1, a negative terminal of the left indicator lamp 5 is connected to the second connection line 2, a positive terminal of the right indicator lamp 6 is connected to the second connection line 2, a negative terminal of the right indicator lamp 6 is connected to the first connection line 1, and a positive terminal of the left indicator lamp is connected to a negative terminal of the right indicator lamp;
the positive end of the power supply 3 is respectively connected with a first lead 3-1 and a second lead 3-2, the negative end of the power supply 3 is respectively connected with a third lead 3-3 and a fourth lead 3-4, the first connecting wire 1 and the second connecting wire 2 are both connected with a first switch 4, when the first switch 4 is closed, the first connecting wire is connected to the second lead 3-2, meanwhile, the second connecting wire 2 is connected to the third lead 3-2, and the left indicator light 5 is on; when the first switch 4 is turned off, the first connection line 1 is connected to the first lead 3-1, while the second connection line 2 is connected to the fourth lead 3-4, and the right direction indicator 6 is turned on.
The first switch is a double-pole double-throw relay switch, the first connecting line 1 is connected with one switch contact of the double-pole double-throw switch, the second connecting line 2 is connected with the other switch contact of the double-pole double-throw switch, when a coil of the double-pole double-throw relay switch is not electrified, the double-pole double-throw relay switch is closed, the first connecting line 1 is connected to the second lead 3-2, meanwhile, the second connecting line 2 is connected to the third lead 3-3, and the left indicator lamp 5 is turned on; when the coil of the double-pole double-throw relay switch is electrified, the double-pole double-throw relay switch is disconnected, the first connecting wire 1 is connected to the first lead 3-1, meanwhile, the second connecting wire 2 is connected to the fourth lead 3-4, and the right indicator light 6 is turned on.
Every pilot lamp group includes a plurality of left pilot lamps and a plurality of right pilot lamps of establishing ties in proper order, and the positive terminal and the first connecting wire of the first left pilot lamp of establishing ties are connected, and the negative pole end and the second connecting wire of the last left pilot lamp of establishing ties are connected, and the positive terminal and the second connecting wire of the first right pilot lamp of establishing ties are connected, and the negative pole and the first connecting wire of the last right pilot lamp of establishing ties are connected, the positive terminal and the negative pole end of right pilot lamp of left pilot lamp are connected.
The indicating lamp set comprises a plurality of indicating lamp sets which are connected in parallel on a first connecting line and a second connecting line.
The LED lamp also comprises a third diode 11 and a fourth diode 12, wherein the anode of the third diode 11 is respectively connected with the first connecting wire 1 and the cathode end of the right indicator light 6, and the cathode end of the third diode 11 is connected with the anode end of the left indicator light 5; the positive pole of the fourth diode 12 is respectively connected with the second connecting wire 2 and the negative pole end of the left indicator light 5, and the negative pole end of the fourth diode 12 is connected with the positive pole end of the right left indicator light 6.
Still include block terminal 8, power 3 and first switch 4 set up in block terminal 8.
Example 5:
an embodiment 5 of the present disclosure provides an electronic device including the evacuation indicator lamp control circuit described in embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4 of the present disclosure.
Example 6:
the embodiment 6 of the present disclosure provides an evacuation indicator lamp control system, including the evacuation indicator lamp control circuit of embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4 of the present disclosure, further including a processor and a wind direction sensor, the indicator lamp group is arranged in a tunnel or a low passageway, the wind direction sensor is established in external environment, the wind direction sensor and a first switch are respectively in communication connection with the processor, the processor monitors wind direction information according to the wind direction sensor, and the switching of the first switch is controlled to select the left indicator lamp to light or the right indicator lamp to light.
Example 7:
an embodiment 7 of the present disclosure provides an evacuation indicator lamp control system, including the evacuation indicator lamp control circuit described in embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4 of the present disclosure, the indicator lamp group is arranged in a tunnel or an underground passage, and the first switch operates according to a control instruction, and selects a left indicator lamp to be turned on or a right indicator lamp to be turned on.
Example 8:
an embodiment 8 of the present disclosure provides an evacuation indicator light control system, including the electronic device in embodiment 5 of the present disclosure, where the first switch operates according to a control instruction, and selects a left indicator light to be turned on or a right indicator light to be turned on.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (10)
1. An evacuation indicator lamp control circuit is characterized by comprising a power supply, a first connecting wire, a second connecting wire, a first lead, a second lead, a third lead, a fourth lead, a first switch and at least one indicator lamp group, wherein the indicator lamp group comprises at least one left indicator lamp and at least one right indicator lamp, the positive end of the left indicator lamp is connected with the first connecting wire, the negative end of the left indicator lamp is connected with the second connecting wire, the positive end of the right indicator lamp is connected with the second connecting wire, the negative end of the right indicator lamp is connected with the first connecting wire, and the positive end of the left indicator lamp is connected with the negative end of the right indicator lamp;
the positive end of the power supply is connected with the first lead and the second lead respectively, the negative end of the power supply is connected with the third lead and the fourth lead respectively, the first connecting wire and the second connecting wire are both connected with the first switch, when the first switch is closed, the first connecting wire is connected to the second lead, meanwhile, the second connecting wire is connected to the third lead, and the left indicator light is on; when the first switch is turned off, the first connecting line is connected to the first lead, the second connecting line is connected to the fourth lead, and the right indicator lamp is turned on.
2. An evacuation indicator light control circuit according to claim 1, wherein the first switch is a double-pole double-throw relay switch, the first connection line is connected with one switch contact of the double-pole double-throw switch, the second connection line is connected with the other switch contact of the double-pole double-throw switch, when a coil of the double-pole double-throw relay switch is not energized, the double-pole double-throw relay switch is closed, the first connection line is connected to the second lead, the second connection line is connected to the third lead, and the left indicator light is on; when the coil of the double-pole double-throw relay switch is electrified, the double-pole double-throw relay switch is disconnected, the first connecting wire is connected to the first lead, the second connecting wire is connected to the fourth lead, and the right indicator light is turned on.
3. An evacuation indicator lamp control circuit according to claim 1, wherein the first switch comprises a first single-pole double-throw relay switch and a second single-pole double-throw relay switch, the first single-pole double-throw relay switch is connected to a first connection line, the second single-pole double-throw relay switch is connected to a second connection line, when the coils of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are not energized, the switches of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are closed, the first connection line is connected to the second lead line, the second connection line is connected to a third lead line, and the left indicator lamp is on; when the coils of the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are electrified, the first single-pole double-throw relay switch and the second single-pole double-throw relay switch are disconnected, the first connecting wire is connected to the first lead, the second connecting wire is connected to the fourth lead, and the right indicator lamp is turned on.
4. An evacuation indicator lamp control circuit according to claim 1, wherein each indicator lamp group comprises a plurality of left indicator lamps and a plurality of right indicator lamps which are connected in series in sequence, the positive terminal of the first left indicator lamp in series is connected with the first connecting line, the negative terminal of the last left indicator lamp in series is connected with the second connecting line, the positive terminal of the first right indicator lamp in series is connected with the second connecting line, the negative terminal of the last right indicator lamp in series is connected with the first connecting line, and the positive terminal of the left indicator lamp is connected with the negative terminal of the right indicator lamp.
5. An evacuation indicator lamp control circuit according to claim 1, comprising a plurality of indicator lamp groups connected in parallel to each other on the first connection line and the second connection line.
6. An evacuation indicator lamp control circuit according to claim 1, further comprising a first diode and a second diode, wherein the negative terminal of the first diode is connected to the first connection line, the positive terminal of the first diode is sequentially connected to the negative terminals of the left indicator lamp and the right indicator lamp, the negative terminal of the second diode is connected to the second connection line, and the positive terminal of the second diode is sequentially connected to the negative terminals of the right indicator lamp and the left indicator lamp.
7. An evacuation indicator lamp control circuit according to claim 1, further comprising a third diode and a fourth diode, wherein the anode of the third diode is connected to the first connection line and the cathode terminal of the right indicator lamp, respectively, and the cathode terminal of the third diode is connected to the anode terminal of the left indicator lamp; and the anode of the fourth diode is respectively connected with the second connecting wire and the cathode end of the left indicator light, and the cathode end of the fourth diode is connected with the anode end of the right left indicator light.
8. An evacuation indicator light control circuit as claimed in claim 1, further comprising a distribution box, the power source and the first switch being disposed within the distribution box.
9. An electronic device comprising an evacuation indicator light control circuit according to any of claims 1-8.
10. An evacuation indicator lamp control system, which is characterized by comprising an evacuation indicator lamp control circuit according to any one of claims 1 to 8, and further comprising a processor and a wind direction sensor, wherein the indicator lamp set is arranged in a tunnel or a low passage, the wind direction sensor is arranged in an external environment, the wind direction sensor and the first switch are respectively in communication connection with the processor, and the processor controls the on and off of the first switch to select the left indicator lamp to be turned on or the right indicator lamp to be turned on according to the wind direction information monitored by the wind direction sensor;
or, include the control circuit of the evacuation indicator lamp of any claim 1-8, the said indicator lamp group is disposed in tunnel or underground passage, the first switch acts according to the control command, choose the indicator lamp to turn on to the left or the indicator lamp to turn on to the right;
or, include the electronic equipment of claim 9, the first switch is acted according to the control command, choose the indicator lamp of turning on to the left or indicator lamp of turning on to the right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989747.2U CN210120687U (en) | 2019-06-27 | 2019-06-27 | Evacuation indicator lamp control circuit, electronic equipment and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989747.2U CN210120687U (en) | 2019-06-27 | 2019-06-27 | Evacuation indicator lamp control circuit, electronic equipment and system |
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| Publication Number | Publication Date |
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| CN210120687U true CN210120687U (en) | 2020-02-28 |
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| CN201920989747.2U Active CN210120687U (en) | 2019-06-27 | 2019-06-27 | Evacuation indicator lamp control circuit, electronic equipment and system |
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2019
- 2019-06-27 CN CN201920989747.2U patent/CN210120687U/en active Active
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