KR102007487B1 - Apparatus for Automatic Opening and Closing Blind Using IoT - Google Patents

Abstract

The present invention relates to a blind automatic opening and closing device incorporating the IoT, and more particularly, to a blind automatic opening and closing device incorporating the IoT so as to remotely control the opening and closing of the blind using wireless communication.
The present invention includes a first Bluetooth transceiver module capable of Bluetooth communication with a terminal and an automatic switch module and a WiFi transceiver module capable of WiFi communication with the terminal, wherein the first Bluetooth transceiver module or the WiFi transceiver module is provided. A relay module having a first MCU to control a signal received through the controller; And a second Bluetooth transceiver module capable of wireless communication with the relay module, and operating a second MCU controlling the signal received through the second Bluetooth module and a motor installed in the blind controlled by the second MCU. And an automatic opening and closing module having a motor driving unit, and a rechargeable automatic opening and closing module battery installed therein and a power supply unit for supplying power to the motor driving unit and the second MCU, wherein the automatic opening and closing module is supplied from the power supply unit. A DC booster for boosting the power to be suitable for the motor driving unit, and a DC / DC converter for converting the voltage into a voltage suitable for the second MCU may provide a blind automatic switching device incorporating IoT. .

Description

Apparatus for Automatic Opening and Closing Blind Using IoT}

The present invention relates to a blind automatic opening and closing device incorporating the IoT, and more particularly, to a blind automatic opening and closing device incorporating the IoT so as to remotely control the opening and closing of the blind using wireless communication.

In general, the blind is installed in the window portion for the purpose of shading, solar radiation control, privacy protection, etc., and is divided into vertical blind, venetian blind, pleated (honeycomb) blind, roll blind and the like according to the driving method.

Conventionally used blinds are a way for the user to manually control the opening and closing, when the brightness of the room is required, the user has to manually adjust the opening and closing of the blind according to the amount of light that varies depending on the time zone is cumbersome to use and when opening and closing the blind In some cases, discomfort may occur due to glare caused by vertigo.

In addition, when a large number of blinds are installed, batch control of all blinds is difficult and manual adjustment is required for each blind. Therefore, a large amount of time is required for opening and closing of the blinds. Inefficient in the operation of the blinds.

In order to solve this problem, Korean Patent No. 10-1621623 discloses a technique related to an electric drive device for blinds and curtains that automatically opens and closes a membrane by driving a driving motor by a remote control operation, but wireless generated from a remote control. Since the signal has a limited communication distance, there is a problem in that opening and closing control of the blind is impossible at a long distance.

On the other hand, Korean Patent No. 10-1438141 discloses a technique related to an automatic blind opening and closing device for automatically controlling the opening and closing of a blind by controlling the blind motor. Since the wired or wireless data communication between the two must be maintained continuously, the power consumption is high and there is an uneconomical disadvantage.

In addition, Korean Patent Laid-Open No. 10-2015-0111334 discloses a smart phone-based manual / automatic blind control system and a driving method thereof, which can be remotely controlled using a smart phone, but are linked with a wireless interface. By controlling the operation of the panel driver through the drive control signal provided from the gateway, the air interface must be maintained for real time control, which causes high power consumption.

Republic of Korea Registration No. 10-1621623 (2016.05.10.) Republic of Korea Registration No. 10-1438141 (2014.08.29.) Republic of Korea Patent Publication No. 10-2015-0111334 (2015.10.05.)

The present invention has been made to solve the above problems, an object of the present invention is to wirelessly control the opening and closing of the blind not only indoors but also outdoors, and designed to minimize power consumption through low power It is to provide blind automatic switchgear using IoT.

The objects of the present invention are not limited to the above-mentioned objects, and other objects that are not mentioned will be clearly understood by those skilled in the art from the following description.

In order to achieve the above object, the present invention includes a first Bluetooth transceiver module capable of Bluetooth communication with a terminal and an automatic switch module, and a WiFi transceiver module capable of WiFi communication with the terminal. A relay module having a first MCU to control a signal received through a Bluetooth transceiver module or the WiFi transceiver module; And a second Bluetooth transceiver module capable of wireless communication with the relay module, and operating a second MCU controlling the signal received through the second Bluetooth module and a motor installed in the blind controlled by the second MCU. And an automatic opening and closing module having a motor driving unit, and a rechargeable automatic opening and closing module battery installed therein and a power supply unit for supplying power to the motor driving unit and the second MCU, wherein the automatic opening and closing module is supplied from the power supply unit. A DC booster for boosting the power to be suitable for the motor driving unit, and a DC / DC converter for converting the voltage into a voltage suitable for the second MCU may provide a blind automatic switching device incorporating IoT. .

At this time, the relay module is activated (Wake-up) when the connection signal of the terminal is detected by the first Bluetooth transceiver module in order to reduce the power of the relay module in the short-range remote control of the blind, the terminal and the The automatic opening and closing module and the Bluetooth communication is set to be possible, and when the remote remote control of the blind, the Wi-Fi transmission and reception module is characterized in that it is set to enable the Wi-Fi communication with the terminal at all times.

In addition, the relay module may be charged and the relay module battery for supplying power to the relay module, and the DC / DC converter for converting the voltage of the power supplied from the relay module battery to a voltage suitable for the first MCU It is characterized by further comprising.

On the other hand, the automatic opening and closing module is provided with a plurality of batteries for the automatic opening and closing module in parallel in the power supply unit, a voltage sensor is installed at each terminal of the automatic opening and closing module battery, the automatic opening and closing detected by the voltage sensor It is characterized by determining whether or not a failure of the battery for the automatic switching module based on the voltage value of the module battery.

In addition, the automatic opening and closing module has an optical sensor installed on one side of the sprocket coupled to the motor to determine the opening and closing state of the blind based on the number of revolutions of the sprocket counted by the optical sensor, the rear end of the motor driving unit And a current sensor for measuring a current value transmitted to the motor, and when the current value is above a predetermined value, it is determined as an abnormal state of the blind and transmits a motor operation stop signal to the motor driving unit. Characterized in that the abnormal status notification information is transmitted.

According to the present invention, the blind opening and closing can be remotely performed indoors as well as outdoors using wireless communication, thereby providing convenience in use, and providing economical efficiency by minimizing power consumption through lower power.

1 is a block diagram of a blind automatic opening and closing device incorporating IoT according to a preferred embodiment of the present invention.
2 is a block diagram of a relay module according to a preferred embodiment of the present invention.
3 is a block diagram of an automatic opening and closing module according to a preferred embodiment of the present invention.

Advantages and features of the present invention, and methods for accomplishing the same will become apparent with reference to embodiments described below in detail with reference to the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but will be implemented in various forms, and only the present embodiments are intended to complete the disclosure of the present invention, and the general knowledge in the art to which the present invention pertains. It is provided to fully convey the scope of the invention to those skilled in the art, and the present invention is defined only by the scope of the claims.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Regardless of the drawings, the same reference numbers refer to the same components, and “and / or” includes each and every combination of one or more of the items mentioned.

Although the first, second, etc. are used to describe various components, these components are of course not limited by these terms. These terms are only used to distinguish one component from another. Therefore, of course, the first component mentioned below may be the second component within the technical spirit of the present invention.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. As used herein, "comprises" and / or "comprising" does not exclude the presence or addition of one or more other components in addition to the mentioned components.

Unless otherwise defined, all terms (including technical and scientific terms) used in the present specification may be used in a sense that can be commonly understood by those skilled in the art. In addition, the terms defined in the commonly used dictionaries are not ideally or excessively interpreted unless they are specifically defined clearly.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a blind automatic opening and closing device incorporating IoT according to a preferred embodiment of the present invention.

As shown in FIG. 1, the blind automatic opening and closing apparatus 1000 incorporating IoT is a device for remotely controlling the automatic opening and closing of blinds using wireless communication, and communicates based on a protocol with a terminal capable of wireless communication such as a smartphone. It is possible to control the operation of the blind by, for this purpose, the automatic blind opening and closing device 1000 includes a relay module 100 and the automatic opening and closing module 200.

The relay module 100 is a configuration for relaying the communication between the automatic opening and closing module 200 for driving the blind and the terminal, the blind operation command input by the user using an application installed in the terminal is the relay module ( 100 is wirelessly received and transmitted to the automatic opening and closing module 200, the opening and closing and control state information of the blind is transmitted to the terminal through the relay module 100.

Accordingly, the relay module 100 includes a first Bluetooth transceiver module 110 and a Wi-Fi transceiver module 120 for wireless communication.

The first Bluetooth transmit / receive module 110 is a transmit / receive module for Bluetooth communication for short range wireless communication, and the first Bluetooth transmit / receive module 110 may include the relay module 100 and the terminal and the automatic switch module 200. Bluetooth communication is possible, and the Wi-Fi transmit / receive module 120 enables the relay module 100 to perform Wi-Fi communication with the terminal through a wireless Internet connection.

The signal received through the first Bluetooth transmission / reception module 110 or the Wi-Fi transmission / reception module 120 is controlled by the first MCU 130 installed in the relay module 100.

On the other hand, the automatic switching module 200 is installed with a second Bluetooth transmission and reception module 210 capable of wireless communication with the relay module 100, based on the signal received through the second Bluetooth module 210 The motor 240 installed in the blind is operated to control the opening and closing of the blind.

2 is a block diagram of a relay module according to a preferred embodiment of the present invention.

As mentioned in the description of FIG. 1, the first Bluetooth transceiver module 110 of the relay module 100 is a transceiver module for Bluetooth communication for short-range wireless communication, and the first Bluetooth transceiver module 110 is the relay. While the module 100 enables Bluetooth communication with the terminal and the automatic switching module 200, the Wi-Fi transmission / reception module 120 enables the relay module 100 to communicate with the terminal via a wireless Internet connection. Do it.

As is known in the art, the Wi-Fi technology can be operated at a long distance and can be loaded with a high quality security protocol, but because the power consumption is relatively high compared to Bluetooth, which is low power, the relay module 100 is installed indoors where the user is blind. When located in close proximity to the automatic blind opening and closing device 1000, it is possible to communicate with the terminal through the first Bluetooth transmission and reception module 110, the user outdoors, that is, the automatic blind opening and closing device 1000 When located at a long distance from the Wi-Fi transmission and reception module 120 through the wireless Internet connection to communicate with the terminal can minimize the power consumption.

In this case, whether the relay module 100 communicates with the terminal through the first Bluetooth transmission / reception module 110 or through the Wi-Fi transmission / reception module 120 is determined by the user installed in the terminal. Allows selection through the application.

That is, the application installed in the terminal communicates with the relay module 100 through the Bluetooth mode and the Wi-Fi transmit / receive module 120 that can communicate with the relay module 100 through the first Bluetooth transmit / receive module 110. It is programmed to allow the user to select the available Wi-Fi mode, allowing the user to specify a module for sending and receiving signals according to the remote control distance.

In addition, since the relay module 100 is supplied with power by the rechargeable battery 140 for the relay module, when the blind module is set to the Bluetooth mode for short distance remote control, the blind automatic opening and closing device 1000 is not used. If not, the relay module 100 maintains a sleep state and is activated when the connection signal of the terminal is detected by the first Bluetooth transceiver module 110 to wake up the automatic switching module 200. ) And Bluetooth communication can be set to optimize battery consumption by lowering power of the relay module 100.

The relay module battery 140 preferably uses a lithium polymer battery, but is not limited thereto. The relay module battery 140 includes a charging module 141 and a charging adapter for charging the relay module battery 140.

The charging module 141 prevents overcurrent from occurring in the relay module battery 140 by charging the battery module 140 step by step by increasing the charging voltage.

For example, when the voltage of the relay module battery 140 is 4.2V, and the charge request voltage is 3.6V, the charging module 141 is the charge voltage of the relay module battery 140 from 3.7V Charge up step by step to 4.2V. If the charging is performed at 4.2 V from the start of charging, since the current may increase rapidly in the relay module battery 140 and a failure may occur due to an overcurrent, the charging module 141 may include the relay module battery 140. ) To adjust the charging voltage.

In addition, the relay module 100 further includes a DC / DC converter 142 for converting the voltage of the power supplied from the relay module battery 140 into a voltage suitable for the first MCU 130.

3 is a block diagram of an automatic switching module according to a preferred embodiment of the present invention.

As shown in FIG. 3, the automatic switch module 200 is provided with a second Bluetooth transceiver module 210 capable of wireless communication with the relay module 100. In addition, the automatic opening and closing module 200 is controlled by the second MCU 220 and the second MCU 220 to control the signal received through the second Bluetooth module 210 installed in the blind ( And a motor driving unit 230 for operating 240.

That is, the automatic switching module 200 is provided with the second MCU 220 to control the blind operation command signal received through the second Bluetooth module 210, the second MCU 220 is the motor The 240 controls the motor driver 230 to perform an operation suitable for the blind operation command.

On the other hand, the motor 240 installed in the blind is coupled with a sprocket (not shown) for transmitting the rotational force of the motor 240 so that the blind is opened and closed in the vertical direction or left and right directions, the optical sensor is on one side of the sprocket The opening and closing state of the blind may be determined based on the number of revolutions of the sprocket installed and counted by the optical sensor.

In addition, provided with a current sensor 232 installed at the rear end of the motor driving unit 230 to measure the current value transmitted to the motor, if the current value is a predetermined value or more, the abnormal state of the blind due to blind string twist, etc. Determined to transmit the motor operation stop signal to the motor driving unit 230 and at the same time transmits the abnormal status notification information to the terminal through the relay module 100.

On the other hand, the automatic opening and closing module 200 has a power supply unit 250 is provided with a battery for automatic opening and closing module (not shown), the power supply unit 250 is a power source for the second MCU 220 and the motor driver 230. To supply.

The automatic opening / closing module battery (not shown) installed in the power supply unit 250 is charged by the charging module 252 as a rechargeable battery, and a plurality of batteries are installed in parallel in the power supply unit 250.

In this case, the charging module 252 serves to adjust the charging voltage of the battery (not shown) for the automatic opening and closing module like the charging module 141 step by step.

In addition, a voltage sensor (not shown) is installed at each output terminal of the battery for the automatic switching module (not shown), so that the automatic switching module 200 detects the voltage value of the battery for the automatic switching module detected by the voltage sensor. It is determined whether a failure of the battery for the automatic opening and closing module through, and when the failure of the battery for the automatic opening and closing module, the automatic opening and closing module 200 is notified to the application installed in the terminal through the relay module 100 Send the information.

In addition, when a short phenomenon occurs due to a failure of some of the batteries for the automatic switchgear module, the output of the battery for the automatic switchgear module to compensate for this may cause a failure problem to the other automatic switch module battery. An additional diode (not shown) is installed in the unit.

In addition, the automatic switching module 200 is a DC booster 256 for boosting the power supplied from the power supply unit 250 to be suitable for the motor driving unit, and a DC / DC converter for converting to a voltage suitable for the second MCU ( 256) more.

Further, the automatic opening and closing module 200 is a switch 260 that allows the user to directly open and close the blind by controlling the motor driver 230 offline when the wireless automatic opening and closing device of the blind 1000 is impossible. ) May be further provided.

Although embodiments of the present invention have been described above with reference to the accompanying drawings, those skilled in the art to which the present invention pertains may implement the present invention in other specific forms without changing the technical spirit or essential features thereof. You will understand that. Therefore, the embodiments described above are to be understood in all respects as illustrative and not restrictive.

1000: blind automatic switchgear
100: relay module
110: first Bluetooth transceiver module
120: wifi transceiver module
130: first MCU
140: battery for the relay module
141: charging module
142: DC / DC converter
200: automatic opening and closing module
210: second Bluetooth transceiver module
220: second MCU
230: motor drive unit
232: Current sensor
240: motor
250: power supply
252: charging module
254: DC Booster
256: DC / DC converter
260: switch

Claims (5)

In the blind automatic opening and closing device incorporating IoT to remotely control the opening and closing of the blind using wireless communication,
A first Bluetooth transceiver module capable of Bluetooth communication with a terminal and an auto-opening module and a WiFi transceiver module capable of communicating with the terminal are provided through the first Bluetooth transceiver module or the WiFi transceiver module. A relay module having a first MCU to control the signal; And
A second Bluetooth transceiver module capable of wireless communication with the relay module is installed, and a second MCU for controlling a signal received through the second Bluetooth module and a motor controlled by the second MCU to operate a motor installed in the blind. It includes a motor driving unit, a chargeable automatic opening and closing module battery is installed and has an automatic opening and closing module having a power supply for supplying power to the motor driving unit and the second MCU;
The automatic switching module includes a DC booster for boosting the power supplied from the power supply unit to be suitable for the motor driving unit, and a DC / DC converter for converting the voltage to a voltage suitable for the second MCU.
The automatic opening and closing module has an optical sensor installed on one side of the sprocket coupled to the motor, to determine the opening and closing state of the blind based on the number of revolutions of the sprocket counted by the optical sensor,
A current sensor installed at a rear end of the motor driver to measure a current value transmitted to the motor, and when the current value is a predetermined value or more, it determines that the blind is in an abnormal state and transmits a motor stop signal to the motor driver. And at the same time transmits abnormal status notification information to the terminal,
One or more batteries for the automatic switchgear module installed in the power supply unit of the automatic switch module are installed in parallel, when a short phenomenon occurs due to some of the plurality of batteries for the automatic switch module, the other automatic switch module In order to compensate for this problem, a battery for a battery may be provided with diodes installed at each output of the battery for the automatic switching module.
The automatic opening and closing module is a blind automatic opening and closing device for grafting IoT, characterized in that when the wireless communication of the automatic blind opening and closing device is impossible, the switch is installed to open and close the blind by the user directly controlling the motor driving unit offline. The method of claim 1,
The relay module,
In the near-field remote control of the blind, when the connection signal of the terminal is detected by the first Bluetooth transceiver module to reduce the power of the relay module (Wake-up) is activated and the Bluetooth communication with the terminal and the automatic switch module Is enabled,
In the remote remote control of the blind, the automatic blind opening and closing device for the IoT, characterized in that the Wi-Fi transceiver module is set to enable the Wi-Fi communication with the terminal at all times. The method of claim 1,
The relay module,
Battery for the relay module that can be charged and supplies power to the relay module,
The blind automatic opening and closing device grafting IoT, characterized in that it further comprises a DC / DC converter for converting the voltage of the power supplied from the relay module battery to a voltage suitable for the first MCU. The method of claim 1,
The automatic opening and closing module,
A plurality of batteries for the automatic opening and closing module is installed in parallel in the power supply unit,
A voltage sensor is installed at each terminal of the battery for the automatic switching module,
The device for automatically opening and closing the blinds according to the IoT, characterized in that it is determined whether a failure of the battery for the automatic switchgear module occurs through the voltage value of the battery for the automatic switchgear module sensed by the voltage sensor. delete

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