KR101184372B1 - Control system for control-board - Google Patents

Abstract

PURPOSE: A distribution panel control system is provided to automatically sense and extinguish a fire by including a door open sensor, an optical sensor, a smoke sensor, and a powder fire extinguisher. CONSTITUTION: A distribution panel includes a base and an enclosure(112). A door(114,116) selectively shields the front of the enclosure. A moisture-proof panel(130) controls moisture in the enclosure. A plurality of sensors measure the inner state of the enclosure. A control fan(140) discharges air from the inside to the outside. A display window(150) displays information.

Description

Switchboard control system {Control System for Control-board}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a switchgear control system, and more particularly, to a switchgear control system which automatically adjusts a state of a switchgear to maintain an optimal control state.

Distributing board refers to a device that constantly puts and manages switches, relays, relays, and the like for operation and control of power plants and substations, operation of electric motors, and the like.

These switchboards mean half installed in a power plant, substation, or a building, such as an electrical installation. That is, in a building or a factory, a high-voltage electric power is received from a power transmission line and converted into low voltage by a transformer, and the electric power is distributed to various electric equipment systems.

Safety devices, instruments, indicators, relays, and switches are placed on switchboards to facilitate the opening and closing of converters and the control and monitoring of devices, also known as switchboards.

Since a plurality of electronic devices and the like are provided in the switchboard, conditions such as temperature and humidity must be maintained in an optimal state in order to exhibit a normal function.

(Conventional switchboard: Korea Patent Publication No. 10-1993-0022661)

In addition, the switchboard is mainly installed in a rare position of human activity, or because it is difficult to detect the internal state from the outside, there is a problem that it is difficult to remove it early in the event of a fire inside.

Accordingly, an object of the present invention is to solve the problems of the prior art as described above, the temperature and humidity, and the fire switchboard is provided with a fire suppression function, so that the state inside the switchboard is automatically maintained in an optimal state To provide.

Another object of the present invention is to provide a switchboard control system in which fire detection and extinguishing are automatically performed in a switchboard and an abnormal state in the switchboard is wirelessly transmitted to a remote manager.

According to a feature of the present invention for achieving the above object, the switchboard according to the present invention includes a base and an enclosure forming an appearance; A door for selectively shielding the front of the enclosure; A support fixed to the base and supporting a plurality of components; A moisture proof panel provided in the enclosure or door and controlling moisture formation in the enclosure; A control unit provided at one side of the support, for controlling a state inside the enclosure; A plurality of sensors provided at one side of the support and measuring a state of the inside of the enclosure; A powder fire extinguisher provided at an upper end of the cabinet and extinguishing a fire by radiating a fire extinguishing agent; A control fan provided at the moisture proof panel and operating when the temperature inside the enclosure is high; A heat dissipation means provided at a rear side of the control fan to facilitate the discharge of heat by the control fan; A heating means provided at one side of the base and operating when the humidity inside the enclosure is high to increase a temperature inside the enclosure; A display unit which is formed to protrude forward on the front surface of the support and is controlled by the control unit to display a state inside the enclosure to the outside; And a display window formed on the door and configured to be a transparent window so that the information displayed by the display unit can be recognized from the outside.

The plurality of sensors may include a smoke sensor for detecting whether smoke is generated inside the enclosure, a temperature sensor for sensing a temperature inside the enclosure, a humidity sensor for measuring humidity inside the enclosure, and an interior of the enclosure. Dust sensor for measuring the amount of dust and an optical sensor for detecting the light generation inside the enclosure.

One side of the door, the door opening detection sensor for detecting whether the door is opened or closed is further provided, the optical sensor is characterized in that the operation when the door is closed.

In addition, the control system of the switchboard according to the present invention, the smoke detection step of detecting whether smoke by the smoke sensor; A light detection step of detecting whether light is generated by an optical sensor when smoke is detected in the smoke detection step; A maintenance determination step of determining whether the holding time of the light detected in the light detection step is longer than 3 seconds; A fire extinguishing step of operating a fire extinguisher when the maintenance of the light is greater than 3 seconds as a result of the determination in the holding determination step; An alarm sound generating step of generating an alarm sound when extinguishing proceeds by the extinguishing step; A message generating step of texting the fire occurrence state to the outside by wireless; And displaying the fire state externally.

And a warning step of generating a warning sound when the holding of the light is within 3 seconds as a result of the determination in the holding determination step; A warning sound judging step of judging whether or not an alarm sound generated by the warning step has exceeded 5 seconds; A warning sound stopping step of stopping the warning sound when the warning sound generation time exceeds 5 seconds as a result of the determination in the warning sound judging step; A message generating step of wirelessly transmitting a fact of smoke or light generation to a manager; And displaying the fact that smoke or light is generated to the outside.

The switchboard control system according to the present invention has the following effects.

In the present invention, a door open detection sensor, an optical sensor, a smoke sensor, a powder fire extinguisher, and the like are provided inside the switchboard. Therefore, when light is detected for a certain period of time with the door closed, the powder fire extinguisher is automatically activated to extinguish the fire. That is, there is an advantage that the fire is automatically detected and extinguished initially.

In addition, in the present invention, a humidity sensor, heating means and the like are provided.

Therefore, when the humidity inside the switchboard is too high, since the warm air is automatically supplied by the heating means to lower the internal humidity, there is an effect that each electronic component in the switchboard maintains an optimal state.

In the present invention, a temperature sensor is provided. Therefore, when the temperature becomes too high, the adjustment fan is automatically driven to dissipate heat inside.

In addition, in the present invention, since the dust sensor and the ventilation fan are controlled in connection with each other, when there is a lot of dust in the interior or the temperature and humidity are out of a certain range, the ventilation fan operates to circulate the air inside the inside of the switchboard. The effect is that the state is optimally maintained.

On the other hand, according to the switchboard control system according to the present invention, in the event of a fire or other abnormality inside the switchboard, the state inside the switchboard automatically recovers to normal, and at the same time, generates a warning sound, sends a message, displays on the display panel, and the like. This is done. Therefore, there is an advantage that the manager can immediately recognize the abnormal state inside the switchboard, as well as outside the switchboard.

1 is a perspective view showing the external configuration of a preferred embodiment of a switchboard according to the present invention.
Figure 2 is a perspective view showing the internal configuration of the switchboard constituting an embodiment of the present invention.
Figure 3 is a partial side cross-sectional view showing an embodiment of a heat dissipation means constituting a switchboard according to the present invention.
4 is a flowchart showing one embodiment of a switchboard control system according to the present invention;

Hereinafter, a preferred embodiment of a switchboard control system according to the present invention will be described in detail with reference to the accompanying drawings.

1 and 2 show an embodiment of a switchboard according to the present invention in a perspective view. That is, FIG. 1 is a perspective view of an appearance of a switchboard according to the present invention, and FIG. 2 is a perspective view of an internal configuration of a switchboard constituting an embodiment of the present invention.

As shown in these drawings, the switchboard 100 according to the present invention includes a base 110 and an enclosure 112 forming an exterior, and doors 114 and 116 for selectively shielding the front of the enclosure 112; The support 110 is fixedly mounted to the base 110 to support a plurality of components.

The base 110 is made of a rectangular flat plate having a predetermined thickness as shown, and forms a lower appearance of the switchboard 100.

The enclosure 112 has a square pillar shape in which the lower part and the front part are open. That is, as shown in the left and right sides and the top and rear. Thus, a space of a predetermined size is formed inside the enclosure 112 to provide a space in which a plurality of components are to be installed.

Doors 114 and 116 are provided at the front of the enclosure 112 to open and close the front of the enclosure 112. The doors 114 and 116 include a left door 114 provided on the left side, a right door 116 provided on the right side, and the like.

A door opening detection sensor 115 for detecting the opening of the doors 114 and 116 is further provided at the lower rear side of the doors 114 and 116. The door open detection sensor 115 detects whether the doors 114 and 116 are open, and provides the control unit 200 to be described below. The door open sensor 115 detects whether the doors 114 and 116 are open, and the lower or upper ends of the left door 114 and the right door 116. Respectively provided on the back and configured to detect the opening of both the left door 114 and the right door 116.

The left door 114 is further provided with a moisture proof panel 130. The moisture proof panel 130 is formed in a rectangular shape, as shown in the figure, and functions to control moisture formation in the enclosure 112. That is, the moisture proof panel 130 is formed of a panel having a dampproofing function.

Specifically, the moisture proof panel 130 is preferably made of moisture-proof cellophane (wet cellophane, dampproof cellophane) or formed to contain high impact polystyrene (HIPS).

The moisture proof panel 130 is provided in the enclosure 112 in addition to the doors 114 and 116 as shown. That is, although not shown, the moisture proof panel 130 is further formed on the rear surface of the enclosure 112.

On the other hand, the moisture-proof panel 130, as shown, the control fan 140 is further provided. The control fan 140 is composed of a fan (fan) to force the air in and out of the enclosure 112.

Specifically, the control fan 140, when the temperature inside the enclosure 112 is a high temperature to serve to release the air inside. That is, when the temperature measured by the temperature sensor 220 to be described below is higher than the set temperature, the control unit 200 to be described below to command the operation of the control fan 140, such an operation command As the control fan 140 rotates to take out the air inside the enclosure 112 to the outside.

Display windows 150 are further provided on the doors 114 and 116. The display window 150 is made of a transparent window so that the information displayed by the display unit 260 to be described below is recognizable from the outside.

A powder fire extinguisher 160 for extinguishing a fire by radiating a fire extinguisher is installed at an upper end of the enclosure 112. That is, the powder fire extinguisher 160 for extinguishing the fire inside the switchboard 100 is provided by injecting the extinguishing powder downward in accordance with the command of the control unit 200 to be described below.

The enclosure 112 is provided with a ventilation fan 170. That is, as shown in the right side of the enclosure 112 is further provided with a ventilation fan 170 for discharging the air inside the enclosure 112 to the outside. The ventilation fan 170 is preferably provided on the left side of the enclosure 112. And, the ventilation fan 170 is automatically rotated to operate by the control of the control unit 200 to be described below.

The support 120 is provided with a control unit 200. The control unit 200 is provided on the front surface of the support 120 as shown, and is connected to a plurality of devices to function to control the state inside the enclosure 112.

The support 120 is provided with a plurality of sensors 210, 220, 230, 240, and 250 for measuring a state inside the enclosure 112.

In detail, the support 120 has a smoke sensor 210 for detecting whether smoke is generated in the enclosure 112 and a temperature sensor 220 for sensing a temperature inside the enclosure 112. And a humidity sensor 230 for measuring humidity inside the enclosure 112, a dust sensor 240 for measuring the amount of dust inside the enclosure 112, and sensing light generation inside the enclosure 112. An optical sensor 250 or the like is installed.

The plurality of sensors 210, 220, 230, 240, and 250 as described above are connected to the control unit 200. Therefore, when the values measured by the plurality of sensors 210, 220, 230, 240, 250 are transmitted to the control unit 200, the control unit 200 is the control fan 140 or the ventilation fan 170 and the powder fire extinguisher in accordance with these measured values. Control the operation of various devices such as 160.

In addition, the optical sensor 250 is preferably operated only when the doors 114 and 116 are closed. That is, the door open detection sensor 115 detecting whether the doors 114 and 116 are opened or closed transmits the open state of the doors 114 and 116 to the control unit 200, and according to the information of the control unit 200, The optical sensor 250 operates only when the doors 114 and 116 are closed to control the operation timing of the powder fire extinguisher 160.

The front of the support 120 is formed so that the display unit 260 protrudes forward. The display unit 260 is controlled by the control unit 200 to function to display the state inside the enclosure 112 to the outside.

The display unit 260 is formed to protrude forward to a predetermined size as shown, and the display unit 262 is formed on the front of the display unit 260.

The display unit 262 is a portion for directly displaying the information provided by the display unit 260 to the outside with letters or the like.

The upper surface of the base 110, the heating means 270 is further provided to operate when the humidity inside the enclosure 112 is high to increase the temperature inside the enclosure (112).

The heating means 270 is used to increase the temperature of the air inside the enclosure 112. As shown, the heater 272 generates heat by an external power source and the heater 272. A heater fan 274 for supplying air, and a heater fixing stand 276 for fixing and supporting the heater 272 and the heater fan 274.

The heater fan 274 is installed to be spaced apart from the heater 272 by a predetermined distance, thereby forcing the air inside the enclosure 112 to flow into the lower side of the heater 272. Therefore, the air heated while passing through the heater 272 flows through the inside of the enclosure 112, thereby increasing the overall temperature inside the switchboard 100.

3 shows a state of the rear side of the control fan 140 in a side cross-section.

As shown in the figure, the rear side of the moisture-proof panel 130 is further provided with a heat dissipation means 280, to facilitate the heat transfer of the air discharged in front of the moisture-proof panel 130 by the control fan 140.

As such, the heat dissipation means 280 functions to facilitate the discharge of heat by the control fan 140. That is, when the temperature inside the enclosure 112 is increased and the control fan 140 is operated, heat inside the enclosure 112 is more easily transmitted to the outside to serve as heat release.

Looking in more detail, the rear side of the control fan 140 is further provided with a control motor 142 for providing rotational power to the control fan 140.

In addition, the heat radiating means 280 is provided at the rear side (right side in FIG. 3) of the control motor 142.

The heat dissipation means 280 includes a heat dissipation fin 282 made of a plurality of metal fins, and a heat dissipation frame 284 for supporting the heat dissipation fin 282 to be fixed to the moisture barrier panel 130.

Hereinafter, the control system of the switchboard 100 having the above configuration will be described. That is, the method of controlling the switchboard 100 having the above configuration will be described in detail.

Figure 4 is an example of a switchgear control system according to the present invention, a fire extinguishing process when a fire occurs inside the switchboard 100 is shown in a flowchart.

As shown in this, the switchboard control system according to the present invention, the smoke detection step (S300) for detecting the smoke generation by the smoke sensor 210 and whether the light is generated by the light sensor 250. The light detecting step (S310) for detecting, the holding determination step (S320) for determining whether the holding time of the light detected in the light detecting step (S310) exceeds a predetermined time, and the maintenance of the light for a certain time If exceeded, a fire extinguishing step (S330) for operating the powder fire extinguisher 160, an alarm sound generating step (S340) for generating an alarm sound, and a message generating step (S350) for transmitting a text message to the outside by a fire occurrence state wirelessly ), And a display step (S360) for displaying a fire state to the outside.

The smoke detection step (S300) is a process of detecting whether there is smoke in the switchboard 100 by the smoke sensor 210.

The light detection step (S310) is a process performed when smoke is detected in the smoke detection step (S300), and the light is detected by the optical sensor 250.

The holding determination step (S320) is a process of determining whether the holding time of the light detected in the light detection step (S310) exceeds 3 seconds. The reason why the light holding time is set to 3 seconds or more is that light may be instantaneously generated by static electricity or the like, so that the instantaneous light is not mistaken for a fire.

The extinguishing step S330 is a step of operating the powder fire extinguisher 160 when the maintenance of light exceeds 3 seconds as a result of the determination in the holding judging step S320. That is, when the retention of light exceeds 3 seconds, the control unit 200 issues an operation command to the powder fire extinguisher 160, and the powder fire extinguisher 160 injects the powder extinguishing material in accordance with the operation command. Will be.

The alarm sound generating step (S340) is a step of generating an alarm sound when the fire extinguishing proceeds by the fire extinguishing step (S330). Therefore, the manager is to detect the abnormal state of the switchboard 100 visually or audibly by the alarm sound.

The message generating step (S350) is a transmission process used to deliver the abnormal state of the switchboard to the remote manager.

The display step S360 is a process of displaying the fire state to the outside. In this display step S360, the fire state is displayed to the outside through the display unit 262 as a character. Therefore, even if the doors 114 and 116 are closed, the manager can recognize the fire state as a letter or the like outside of the switchboard 100.

On the other hand, as shown, if the maintenance of the light in the determination result (S320) is less than 3 seconds, the warning step (S370) for generating a warning sound is performed. The warning step S370 is performed even when no light is detected in the light detection step S310 (only smoke is detected).

Subsequent to the warning step S370, a warning sound determination step S380 is performed to determine whether the warning sound generation generated by the warning step S370 exceeds 5 seconds. This warning sound determination step (S380) is to prevent the case that the alarm sound continuously.

On the other hand, as a result of the determination in the warning sound determination step, if the warning sound generation time exceeds 5 seconds, the warning sound stopping step (S390) for stopping the warning sound is performed.

Subsequently, a message generating step S350 of wirelessly transmitting the fact of generating smoke or light to the manager and a display step S360 of displaying the fact of generating smoke or light to the outside are sequentially performed.

And, although not shown in the flowchart, the humidity sensor 230 and the heating means 270 is operated in conjunction with each other. That is, when it is determined that the humidity inside the switchboard 100 is too high by the humidity measurement value measured by the humidity sensor 230, the control unit 200 commands the operation of the heating means 270. Done.

Therefore, the warm air is automatically supplied by the heating means 270, the humidity inside the switchboard 100 is lowered.

In addition, as a result of the measurement by the temperature sensor 220, when the temperature inside the switchboard 100 is higher than the set temperature, the control fan 140 is automatically driven to dissipate heat inside the switchboard 100 to the outside Let's go.

In addition, the dust sensor 240 and the ventilation fan 170, etc. are controlled in conjunction with each other. Therefore, when the dust in the switchboard 100 is larger than the set value or the temperature and humidity are out of the set range, the ventilation fan 170 operates to circulate the air inside the switchboard 100 with the outside air.

The scope of the present invention is not limited to the above-described embodiments, and many other modifications based on the present invention will be possible to those skilled in the art within the scope of the present invention.

100. Switchboard 110. Base
120. Support 130. Moisture Proof Panel
140. Adjustable fan 150. Display
160. Powder Fire Extinguisher 170. Ventilation Fan
200. Control unit 210. Smoke sensor
220.Temperature sensor 230.Humidity sensor
240. Dust sensor 250. Light sensor
260. Display unit 270. Heating means
S300. Smoke detection step S310. Light detection stage
S320. Maintenance judgment step S330. Digestion Stage
S340. Alarm sound generation step S350. Message generation stage
S360. Display step S370. Warning step
S380. Warning sound judgment step S390. Beep Stop Step

Claims (5)

Smoke detection step (S300) for detecting whether the smoke by the smoke sensor 210;
When the smoke is detected in the smoke detection step (S300), the light detection step (S310) for detecting whether the light is generated by the light sensor 250 that operates only when the door (114,116) closed;
A maintenance determination step (S320) of determining whether the holding time of the light detected in the light detection step (S310) exceeds 3 seconds;
A fire extinguishing step (S330) for operating a fire extinguisher when the maintenance of the light exceeds 3 seconds as a result of the determination in the holding judging step (S320);
When the fire extinguishing is carried out by the fire extinguishing step S330, an alarm sound generating step S340 for generating an alarm sound;
Message generation step (S350) for transmitting a text message to the outside by a fire occurrence state;
The fire state is displayed on the display unit 260 installed inside the enclosure 112, and the display 112 inside the enclosure 112 through the display window 150 transparently formed on the doors 114 and 116. A display step S360 for allowing a user to visually recognize the state of?
If the maintenance of the light is less than 3 seconds as a result of the determination in the holding determination step (S320),
A warning step (S370) for generating a warning sound, a warning sound determination step (S380) for determining whether or not the occurrence of the warning sound generated by the warning step (S370) exceeds 5 seconds, and the determination result in the warning sound determination step If the warning sound generation time exceeds 5 seconds, the warning sound stopping step (S390) for stopping the warning sound, a message generating step (S350) for wirelessly transmitting the fact that the smoke or light generation, and the fact that the smoke or light generation A display step (S360) of displaying to the outside is performed in sequence;
The ventilation fan 170 provided on the right side and the left side of the enclosure 112 is automatically operated by the control of the control unit 200 so that the air inside the enclosure 112 is discharged to the outside;
In the lower side of the heater 272 that generates heat by an external power source, a heater fan 274 is spaced apart from each other to force the air inside the enclosure 112 to flow into the lower side of the heater 272, thereby heating the heater. Allowing heated air to flow inside enclosure 112 while passing 272;
When the temperature measured by the temperature sensor 220 is higher than the set temperature, the control fan 140 operates to release the air inside the enclosure 112 to the outside, and a plurality of metal pins on the rear side of the moisture proof panel 130. A heat dissipation means 280 having a heat dissipation fin 282 made of fin is further provided to facilitate heat transfer of air discharged to the moisture-proof panel 130 by the control fan 140. . delete delete delete delete

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