KR100785866B1 - Multi receptacle having environment-friendly power controlling capability - Google Patents

Abstract

A multioutlet having an environment-friendly power control function is provided to be configured to have a manual operation by an electronic timer and an automatic operation function by environment sensors and enable the separate power control of the multioutlet, thereby constructing an efficient interior environment management system with low costs. Sensors(16) sense a change of interior environment. A sensor power supply unit(13) supplies power to the sensors. A power control unit(15) varies an output voltage according to sensing results of the sensors. A central operation processing unit(12) processes the sensing results of the sensors, processes a display signal, and controls system operation by user's setting. A control signal input unit(11) inputs a user selection signal including timer setting, sensor reference value setting, driving mode setting and alarm setting. A display unit(14) displays information including a system setting mode and the sensing results.

Description

Multi receptacle having environment-friendly power controlling capability

The present invention relates to a multi-outlet, and more particularly, to a multi-outlet having an environmentally friendly power control function to allow for efficient internal environment control by embedding environmental sensors therein and enabling individual power control.

In general, the air in an enclosed space increases the content of carbon dioxide (CO ₂ ) over time due to the breathing of the inner chamber, which interferes with the breathing of the inner chamber.

Therefore, when a lot of people stay in a narrow space such as an occupancy space such as an apartment, an office or a vehicle, the indoor polluted air should be replaced with fresh air of the outside at any time.

As the current air pollution increases, the importance of the human breathing environment becomes more and more, and various efforts are being made to maintain a more comfortable indoor environment instead of simply ventilating indoors.

At present, many studies have been conducted on products that enable indoor air control by using an environmental sensor such as a carbon dioxide (CO ₂ ) sensor in such a ventilation system.

In addition, the necessity of indoor environment management linked to the home network as well as the ventilation system, air conditioning system is emerging.

However, there are various difficulties in establishing an indoor environment management system using environmental sensors such as a ventilation system and an air conditioning system that are already provided in a home.

In particular, it is more difficult to build an indoor environment management system that can implement various functions such as eco-friendly power off, power saving, fire prevention, and valve shutoff in case of gas leakage.

The present invention is to solve the difficulties of building such an indoor environment management system, and has an environmentally friendly power control function to enable efficient indoor environment control by embedding environmental sensors therein and enabling individual power control. The purpose is to provide a multi-outlet.

In addition, it is possible to build a multi-functional indoor environment management system in which the environmental sensors are embedded inside the multi-outlets and individual power control such as various air conditioning and ventilation systems connected to the outlets can be controlled efficiently. Its purpose is to make it possible.

The present invention is a built-in environmental sensors in the interior of the multi-outlet, by controlling the individual power control, such as the various air conditioning and ventilation systems connected to the outlet to enable the control of the already equipped air conditioning and ventilation system for indoor environment management The goal is to make the construction of the system simple and inexpensive.

In addition, the present invention is a built-in gas sensor capable of achieving accurate measurement of indoor air quality and miniaturization of the size of the multi-outlet by incorporating a NDIR-type gas sensor having a small light cavity of a size that can be mounted in a narrow space inside the multi-outlet. The purpose is to provide a multi-outlet.

Multi-outlet having an environmentally friendly power control function according to the present invention for achieving the above object is a sensor power supply for supplying power to the sensors and sensors for sensing a change in the indoor environment; output power in accordance with the sensing results of the sensors A power supply control unit configured to change the control unit; a central processing unit controlling system operation by processing of a sensing result of the sensor unit, processing of a display signal, and user setting; a user including a timer setting, a sensor reference value setting, an operation mode setting, and an alarm setting A control signal input unit for inputting a selection signal; a display unit for displaying information including a display of a system setting mode and a display of a sensing result; and configured to control power supplied to the indoor environment control devices. It features.

Multi-outlet having an eco-friendly power control function according to the present invention for achieving another object is a sensor unit having a carbon dioxide sensor for sensing the concentration of carbon dioxide in the indoor air and a VOC sensor for sensing air pollution by volatile organic compounds A sensor power supply configured to supply power to the sensors and configured as a switching voltage power supply (SMPS) of a free voltage type; an apparatus power control unit to change an output power according to a sensing result of the sensors; a sensing result of the sensor unit A central processing unit for controlling the operation of the system by a user's setting, a display signal processing, and a user setting; a control signal input unit for inputting a user selection signal; for displaying information including a display of a system setting mode and a display of a sensing result Included and configured, the display unit, the indoor environmental control devices Characterized in that for controlling the power supplied.

Such a multi-outlet having an environmentally friendly power control function according to the present invention has the following effects.

First, it is configured to include manual operation by an electronic timer and automatic operation by an environmental sensor, and is configured to control individual power supplies of multiple outlets, thereby enabling the construction of an efficient indoor environment management system at low cost.

Second, since it is configured to control the individual power of the multi-outlet, it is possible to control the power of various devices connected to the multi-outlet, thereby realizing eco-friendly power cutoff and power saving effect.

Third, it is possible to build an efficient indoor environmental management system only by connecting the environmental management devices through the multi-outlet according to the present invention enables the construction of a system optimized for the indoor environment without replacing the previously installed devices.

Fourth, by varying the type of sensors built in the multi-outlet can provide a product suitable for various residential environments, it is advantageous to the production, it is possible to increase the applicability.

Fifth, it is possible to control the home network interlocking of connected devices according to the user setting mode, so that various functions such as fire prevention, valve shutoff in case of gas leakage, and danger situation alarm can be realized in addition to eco-friendly power cut off.

Hereinafter, a preferred embodiment of a multi-outlet having an eco-friendly power control function according to the present invention will be described in detail.

Features and advantages of the multi-outlet having an eco-friendly power control function according to the present invention will become apparent from the detailed description of each embodiment below.

1 is an internal circuit diagram of a multi-outlet having an environmentally friendly power control function according to the present invention, Figure 2 is a block diagram showing an example of a carbon dioxide sensor built in the multi-outlet according to the present invention.

3 is a block diagram of a multi-outlet having an environmentally friendly power control function according to the present invention.

Multi-outlet having an eco-friendly power control function according to the present invention is equipped with an environmental sensor inside in addition to the power off function by the timer method, eco-friendly power supply, including environmental settings and operation mode setting, timer setting function to maintain the desired environment Implement blocking.

It is a multi-outlet with power saving effect, fire prevention, gas leakage valve shut-off, and various types of outlets including three-phase power supply of medium and large-sized appliances as well as cigar jack for automobile and 110 / 220V outlet type for home. .

The multi-outlet according to the present invention includes a manual operation by an electronic timer and an automatic operation function by an environmental sensor, and is configured to enable individual power control of the multi-outlet.

Multi-outlet according to the present invention can be easily applied to the ventilation equipment by the concentration of carbon dioxide, this application can be extended to various applications depending on the sensor module mounted.

For example, it is applied to alarms and valves of LPG and LND gas leak alarms, automatic injection of fire extinguishers by fire sensors, automatic ventilation equipment by birdhouse syndrome and dust sensors, alarms by carbon dioxide and automatic ventilation systems of air conditioning systems of automobiles, etc. Of course it is possible.

Such an internal circuit configuration of the multi-outlet having an eco-friendly control cutoff function according to the present invention is as follows.

As shown in FIG. 1, a control signal input unit 11 for inputting a user selection signal such as timer setting, sensor reference value setting, operation mode setting, alarm setting, and the like, and a sensor unit sensing a change in the indoor air environment using the set reference value 16, a sensor power supply 13 for supplying power required for sensor operation to the sensor unit 16, processing of the sensing result of the sensor unit 16, processing of display signals, and user setting. Central operation processing unit 12 for controlling operation and detecting a change in power supply voltage, Display unit 14 for displaying a system setting mode or displaying a sensing result, and a sensing result or user of sensor 16 And a device power control unit 15 for controlling the power supplied to the ventilation system or the air conditioning system according to the system setting mode.

Here, the sensor unit 16 is a carbon dioxide sensor 16a for sensing the concentration of carbon dioxide in the indoor air, a carbon monoxide sensor 16b for sensing the concentration of carbon monoxide in the air, LPG for sensing the leakage of LPG or LNG & LNG sensor 16c, VOC sensor 16d for sensing air pollution by volatile organic compounds, and dust sensor 16e for sensing dust concentration in the air. Of course, it can be selected and configured.

Of course, according to the state of the application target of the multi-outlet with the eco-friendly power control function according to the present invention, it is possible not only to include all the sensors but also to select and embed only necessary sensors, at least a measurement index of the indoor air quality environment It is desirable to have a carbon dioxide sensor capable of detecting phosphorous carbon dioxide.

However, in the case of non-dispersive infrared (NDIR) sensor, which is recently spotlighted among carbon dioxide sensors, an optical cavity of sufficient size is provided to provide an optical path having a sufficient length therein for improved sensitivity. The size of the sensor is increased due to the size of the light cavity, and in such a case, if the size of the sensor is too large due to the characteristics of the outlet of the present invention, it is difficult to embed the inside of the outlet, thereby reducing applicability.

Accordingly, in the case of the carbon dioxide sensor, the present invention may use a non-dispersive infrared (NDIR) gas sensor having a simple small light cavity as shown in FIGS. 2A to 2B.

There are two ways to measure the carbon dioxide (CO ₂ ) concentration, one is NDIR method and the other is solid electrolyte method.

While solid electrolyte sensors are less expensive than NDIR sensors, NDIR sensors are more advantageous in terms of long term stability, high accuracy, low power consumption, and the like. NDIR sensors also have good selectivity and sensitivity because they use the physical sensing principle that the target gas absorbs infrared radiation at specific wavelengths.

The carbon dioxide sensor embedded in the outlet of the present invention includes a light cavity, a gas vent 24, an infrared light source 25, an infrared sensor 26, as shown in Figure 2a, the light cavity is a light cavity lower support plate 21 ), A first parabolic reflector 22 having a first focal length, a second parabolic reflector having a second focal length greater than the first focal length and having the same optical axis and the same focal point as the first parabolic reflector 220 A first parabolic reflector 220 having a first focal length, as shown in FIG. 2B, having a second focal length greater than the first focal length, and a first cloth The second parabolic reflector 230, the first parabolic reflector 220, and the second parabolic reflector having the same optical axis and the same focus as the water mirror reflector 220 and disposed to face the first parabolic reflector 220 ( Work with the reflectors 220, 230 on the optical axis connecting each end of the 230 That the carbon dioxide sensor comprising a plane mirror 280, and an optical cavity composed of a top plate 270, bottom plate 210, which is provided in the form is preferred.

For the gas sensor having a size that can be mounted in the outlet of the present invention, it is particularly preferable to use a gas sensor to which a light cavity with parabolic reflection surfaces 22, 23, 220, 230 is applied as described above. This is because it is easy to construct a light cavity having a long optical path even in a small space by using the reflection principle of the water mirror reflecting surface.

In addition, the sensor power supply unit 13 is configured by using a switching voltage power supply (SMPS) of a free voltage type, and the SMPS is a square wave voltage using a DC input voltage once using a power semiconductor element as a switch. After converting to, it is a stabilizing power supply that is efficient, durable, and small in size and light weight by obtaining a controlled DC output voltage through a filter.

The sensor power supply 13 has an input power of 110 VAC to 230 VAC 50/60 Hz, and an output power of 12 VDC / 300 mA for use as a sensor power.

The sensor power supply unit 13 includes a SAFTY & EMI filter, an overload, an overcurrent, and a temperature protection circuit to increase the stability of the power supply.

The multi-outlet having an eco-friendly power control function according to the present invention may have a wired / wireless communication module 17 therein so as to be interlocked with a home network server.

Of course, there may be a case in which the wired / wireless communication module 17 is not built in terms of cost. In this case, the air conditioning and ventilation system is connected to a multi-outlet having an eco-friendly power cut function according to the present invention. There is no difficulty in control.

The display unit 14 may be configured using an LCD panel or an LED, and may be configured by applying other display elements such as an organic EL.

The device power control unit 15 controls the power supplied to the air conditioning and ventilation system connected to the multi-outlets by the control of the central processing unit 12 according to the sensing result of the sensor unit 16. , PWM control method, current control method and the like can be used.

Such a multi-outlet having an environmentally friendly power control function according to the present invention can be implemented as follows.

Of course, it is not limited to the configuration method as shown in Figs. 3a to 3c.

3A illustrates a structure in which the device connector 31 is horizontally arranged instead of vertically arranged in the multi-outlet main body 300, and the display of the system setting mode or the display of the sensing result on the upper part of the multi-outlet main body 300. Display window 34 is configured for the control signal input button for inputting a user selection signal, such as timer setting, sensor reference value setting, operation mode setting, alarm setting between the device connector 31 and the display window 34 ( 33).

In addition, an embedded outlet connecting plug 32 connected to an outlet embedded in a wall is configured at the rear of the multi-outlet main body 300 corresponding to the appliance connector 31.

And a sensing vent 35 for sensing the sensors configured inside the side of the multi-outlet body 300 is disposed.

Of course, the arrangement of each of these components may vary, and the control signal input button 33 may also be configured in other forms and other kinds of input means.

In addition, the multi-outlet body 300 includes a PCB substrate and various sensors in which the circuits shown in FIG. 1 are constructed.

3B shows that the device connector 31 is configured one, and FIG. 3C shows that the device connector 31 is vertically arranged.

Here, it is obvious that the number of components of the device connector 31 is not limited to 1,2, but may be further configured as necessary.

Such operation of the multi-outlet having an eco-friendly power off function according to the present invention is made as follows.

Basically, it is equipped with a manual operation setting mode by an electronic timer, an automatic operation setting mode by a sensing value of an environmental sensor, and a reserved operation mode. It is possible to easily operate by connecting to a purchase outlet and connecting equipment such as an air conditioning system and a ventilation device to the equipment connector 31 of the multi-outlet.

By varying the output power of the device power control unit 15 by the control of the central processing unit 12 according to the set operation mode, the operation of the air conditioning system and the ventilation device is controlled to maintain the indoor environment according to the user's requirements. .

Such a multi-outlet having an eco-friendly power control function according to the present invention has a high accuracy, stable long life, such as where the indoor air quality information needs, ventilation, home automation, kitchen hood, car, kitchen monitor, household robot, etc. In conjunction with the control it is possible to provide adequate ventilation timing.

Looking at the field to control the indoor environment using a multi-outlet having an eco-friendly power control function according to the present invention.

It is possible to measure indoor CO₂ concentration for home home network, ubiquitous, indoor air ventilation system, heat exchanger, various IAQ (Indoor Air Quality) related equipment, HVAC (Heating Ventilating Air Conditioning) related equipment, office furniture, It can be used to connect to medical institutions, nursing homes, etc. to enable efficient indoor environment management at low cost.

In addition, it is possible to implement notification of specific (rest time) by using eco-friendly power cut off function, power saving effect, fire prevention, gas leakage valve blocking, advertisement effect, alarm / wake call function.

Here, in the case of the alarm / wake-up call function and the notification function of a specific time, it may be achieved by driving a device (for example, an air conditioner, etc.) connected to a multi-outlet by setting a timer.

Those skilled in the art will appreciate that various changes and modifications can be made without departing from the spirit of the present invention.

Therefore, the technical scope of the present invention should not be limited to the contents described in the embodiments, but should be defined by the claims.

1 is an internal circuit diagram of a multi-outlet having an eco-friendly power control function according to the present invention

2A and 2B are diagrams illustrating an example of a carbon dioxide sensor built in a multi-outlet according to the present invention.

3a to 3c is a block diagram showing embodiments of a multi-outlet having an environmentally friendly power control function according to the present invention

Explanation of symbols for the main parts of the drawings

11. Control signal input unit 12. Central processing unit

13. Sensor Power Supply 14. Display

15. Instrument power control unit 16. Sensor unit

17. Wired and wireless communication module

Claims (12)

Sensor power supply for supplying power to the sensors and sensors for sensing a change in the indoor environment; A device power controller configured to change an output power according to a sensing result of the sensors; A central arithmetic processor controlling system operation by processing a sensing result of the sensor unit, a display signal, and a user setting; A control signal input unit for inputting a user selection signal including a timer setting, a sensor reference value setting, an operation mode setting, and an alarm setting; And a display unit for displaying information including a display of a system setting mode and a display of a sensing result. Multi-outlet having an eco-friendly power control, characterized in that for controlling the power supplied to the indoor environmental control equipment. According to claim 1, Sensors built in the multi-outlet, Carbon dioxide sensor for sensing the concentration of carbon dioxide in the air, carbon monoxide sensor for sensing the concentration of carbon monoxide in the air, LPG & LNG sensor for sensing the leakage of LPG or LNG, sensing air pollution by volatile organic compounds Multi-outlet having an eco-friendly power control function, characterized in that selected from the group of sensors including a VOC sensor, dust sensors for sensing the concentration of dust in the air. delete The apparatus of claim 1, wherein the device power control unit comprises: Multi-outlet having an eco-friendly power control function, characterized in that for controlling the power supplied to the devices connected to the multi-outlet by any one of voltage control method, PWM control method, current control method. Sensors for sensing changes in the indoor environment, including a non-dispersive infrared (NDIR) gas sensor for sensing the concentration of carbon dioxide in the air, and a sensor power supply for supplying power to the sensors; A device power controller configured to change an output power according to a sensing result of the sensors; A central arithmetic processor controlling system operation by processing a sensing result of the sensor unit, a display signal, and a user setting; A control signal input unit for inputting a user selection signal; And a display unit for displaying information including a display of a system setting mode and a display of a sensing result. Multi-outlet having an eco-friendly power control, characterized in that for controlling the power supplied to the indoor environmental control equipment. 6. The optical cavity of claim 5, wherein the optical cavity of the non-dispersive infrared gas sensor has a light cavity lower support plate, a first parabolic reflector having a first focal length, a second focal length greater than the first focal length, and a first parabolic reflector. And a second parabolic reflector having the same optical axis and the same focal point, and an optical cavity top plate. 6. The optical cavity of claim 5, wherein the optical cavity of the non-dispersion infrared gas sensor comprises: a first parabolic reflector having a first focal length, an optical axis having a second focal length greater than the first focal length, and the same optical axis as the first parabolic reflector; A second parabolic reflector having the same focus and disposed to face the first parabolic reflector, a plane integrally provided with the reflectors on the optical axis connecting each end of the first parabolic reflector and the second parabolic reflector A multi-outlet with eco-friendly power control, characterized in that it is configured to include a mirror, a top plate, and a bottom plate. The front surface of the multi-outlet body according to claim 1 or 5, Device connectors for connecting devices to which the supply power is controlled by the device power control unit; A display window for displaying the system setting mode or the sensing result; And a control signal input button for inputting a user selection signal including a timer setting, a sensor reference value setting, an operation mode setting, and an alarm setting. The method according to claim 8, wherein an embedded outlet connecting plug connected to an outlet embedded in a wall is located at the rear of the main body of the multi outlet corresponding to the apparatus connector, A multi-outlet having an eco-friendly power control function, characterized in that the sensing vent for sensing the sensors configured inside the multi-outlet body is disposed. The multi-outlet having eco-friendly power control function according to claim 8, wherein a plurality of device connectors are arranged horizontally or vertically. The multi-outlet according to claim 1 or 5, wherein the multi-outlet has a wired / wireless communication module therein so as to interwork with a home network server. The method according to claim 1 or 5, wherein the multi-outlet is selected by a user through a control signal input unit. Manual operation setting mode by electronic timer, Automatic operation setting mode by the sensing value of the sensors, Multi-outlet having an eco-friendly power control function, characterized in that for controlling the devices in any one operation mode of the reserved operation mode by the user reservation.

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