WO2021235827A1 - Système de gestion de purificateur d'air et procédé de fonctionnement associé - Google Patents

Système de gestion de purificateur d'air et procédé de fonctionnement associé Download PDF

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Publication number
WO2021235827A1
WO2021235827A1 PCT/KR2021/006210 KR2021006210W WO2021235827A1 WO 2021235827 A1 WO2021235827 A1 WO 2021235827A1 KR 2021006210 W KR2021006210 W KR 2021006210W WO 2021235827 A1 WO2021235827 A1 WO 2021235827A1
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WIPO (PCT)
Prior art keywords
air purifier
filter
filter replacement
management device
service
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PCT/KR2021/006210
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English (en)
Korean (ko)
Inventor
홍진혁
박지훈
Original Assignee
애터미주식회사
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Publication of WO2021235827A1 publication Critical patent/WO2021235827A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2055—Carbonaceous material
    • B01D39/2058—Carbonaceous material the material being particulate
    • B01D39/2062—Bonded, e.g. activated carbon blocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002—Casings; Housings; Frame constructions
    • B01D46/0004—Details of removable closures, lids, caps or filter heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material

Definitions

  • the present disclosure relates to an air purifier management system that provides a preemptive repair and management service of a functional filter through self-diagnosis of filter life, and an operating method thereof.
  • home appliances such as washing machines, refrigerators, water purifiers, and air purifiers are designed to perform functions set by direct manipulation by a user, and typically include a plurality of function buttons in a main body.
  • the entire operation is controlled by the control of a microcomputer with a built-in driving program, and when the user sets the corresponding function using the function button, the microcomputer controls the drive unit according to the set function to perform the corresponding function.
  • An object of the exemplary embodiment of the present disclosure is to diagnose the life of the functional filter through self-diagnosis of the functional filter and to replace the filter when the filter replacement time of the functional filter is reached.
  • An object of the embodiment of the present disclosure is to provide a preemptive repair and management service of a functional filter through self-diagnosis of filter life.
  • An object of the exemplary embodiment of the present disclosure is to flow a microcurrent to the functional filter so as to maintain the formation of a minimum surface resistance for collecting fine dust particles.
  • One object of the exemplary embodiment of the present disclosure is to prevent automatic micro-current from being applied while the filter is being replaced, so that a safe filter replacement can be performed.
  • An object of the exemplary embodiment of the present disclosure is to remotely diagnose home appliances using a self-diagnosis program every preset period and to perform a failure check when a failure occurs due to a defect in the home appliance.
  • An object of an embodiment of the present disclosure is to provide a firmware update function remotely or automatically when a recall occurs due to a program error due to the characteristics of home appliances.
  • One problem of the embodiment of the present disclosure is that, when an AS diagnosis or firmware update situation occurs for a customer who has purchased a home appliance that does not have an IoT function, no action is taken on the spot, but the factory (manufacturer) is brought in for diagnosis or parts It is to solve the inconvenient problem of replacement.
  • One object of the embodiments of the present disclosure is to provide primary diagnostic information capable of diagnosing a failure due to a defect in a home appliance to realize AS diagnostic service standardization.
  • One task of the embodiment of the present disclosure is to improve customer service satisfaction through pre-service rather than post-service by utilizing a real-time self-diagnosis algorithm, although, when a failure occurs due to a defect in home appliances, a post-management service is mainly provided. is to do
  • An operating method of an air purifier management system includes: relaying, by a dongle device, communication between an air purifier to which the dongle device is connected and a management device for managing the air purifier through a network; and the management device collects filter status data from the air purifier through the network, determines whether or not the filter replacement time for the air purifier arrives based on the filter status data, and replaces the filter according to the arrival of the filter replacement time. It may include providing a service.
  • the air purifier management system collects state data of the air purifier through a network, determines whether a filter replacement time for the air purifier arrives or not based on the state data, and determines when the filter replacement time is reached.
  • Management device for providing a service for performing filter replacement according to; and a dongle device for relaying communication between the air purifier and the management device.
  • post-management service is mainly provided, but by using a real-time self-diagnosis algorithm, it is possible to improve customer service satisfaction through pre-service rather than post-service.
  • FIG. 1 is an exemplary diagram schematically illustrating an air purifier management system according to an embodiment of the present disclosure.
  • FIG. 2 is a block diagram schematically illustrating an air purifier according to an embodiment of the present disclosure.
  • FIG 3 is a view for explaining the structure of the air purifier according to an embodiment of the present disclosure.
  • FIG. 4 is a view for explaining the structure of a filter of the air purifier according to an embodiment of the present disclosure.
  • FIG. 5 is a view showing a cross-sectional view of a filter of an air purifier according to an embodiment of the present disclosure.
  • FIG. 6 is a flowchart illustrating an operation method of an air purifier management system according to an embodiment of the present disclosure.
  • FIG. 7 is a block diagram schematically illustrating a dongle device included in the air purifier management system of FIG. 1 according to an embodiment of the present disclosure.
  • FIG. 8 is a flowchart illustrating an air purifier self-diagnosis method according to an embodiment of the present disclosure.
  • FIG. 9 is an exemplary view for explaining a management device included in the air purifier management system of FIG. 1 according to an embodiment of the present disclosure.
  • FIG. 10 is a block diagram schematically illustrating the management apparatus of FIG. 9 according to an embodiment of the present disclosure.
  • FIG. 11 is a flowchart illustrating a method for managing an air purifier by a management device according to an embodiment of the present disclosure.
  • the air purifier management system may include an air purifier 100 , a dongle device 200 , a management device 300 , a user terminal 400 , and a network 500 .
  • the air purifier 100 is a home appliance that filters or collects dust or dust in the air introduced into the case by driving a motor fan, and discharges it as purified air.
  • the air purifier may be replaced with other home appliances.
  • the home appliance 100 may include a product that performs various functions for user convenience by using energy such as electricity, water, gas, or the like.
  • Such home appliances include, for example, a water purifier providing purified cold/hot water, a washing machine/dehydrator/drying machine for washing/dehydrating/drying laundry, an air conditioner for cooling/heating indoor air, and food products.
  • a refrigerator for performing freezing/refrigeration for fresh storage may also be included.
  • the air purifier 100 is provided in the home and may include a network 500 and a communication function. That is, in the present embodiment, the air purifier 100 may have a communication function to communicate with the management device 300 through the network 500 .
  • the dongle device 200 may relay to enable communication between the air purifier 100 and the management device 300 .
  • the air purifier 100 is not a device made for IoT and may not have a communication function, and the dongle device 200 may be connected to the air purifier 100 to provide a communication function.
  • the air purifier 100 may have a basic communication function, but may not have communication performance for receiving a service according to the filter life diagnosis and filter life diagnosis according to an embodiment of the present disclosure.
  • the dongle device 200 may Communication performance for receiving service according to filter life diagnosis and filter life diagnosis according to an embodiment of the present disclosure may be provided.
  • the dongle device 200 executes a self-diagnosis algorithm that is stored therein and can diagnose the filter life of the air purifier 100 at a preset cycle as it is connected to the input/output terminal of the air purifier 100 to run the air purifier 100. Collects filter state data from the filter state data and compares the filter state data with reference data preset in the manual of the management device 300 to determine the filter life (whether the filter replacement time has been reached) of the air purifier 100, and replace the filter A filter replacement code corresponding to the arrival of the time may be transmitted to the management device 300 .
  • the filter life diagnosis of the air purifier 100 is described in detail as an embodiment, but it will be applicable not only to the filter life diagnosis but also to the air purifier 100 self-diagnosis. That is, the dongle device 200 executes a self-diagnosis algorithm that is stored therein and can diagnose the air purifier 100 at a preset period as it is connected to the input/output terminal of the air purifier 100 to receive from the air purifier 100 . It collects state data, compares the state data with reference data preset in the manual of the management device 300 to determine the failure of the air purifier 100 , and sends a failure code corresponding to the occurrence of the failure to the management apparatus 300 . can be transmitted
  • the management device 300 may remotely diagnose and monitor the filter life of the air purifier 100 when communication with the air purifier 100 is possible through the network 500 .
  • the management device 300 collects filter state data from the air purifier 100 through the network 500 by executing a self-diagnosis algorithm inside, and filters the air purifier 100 based on the filter state data. It is determined whether the replacement time has arrived, and a service can be provided so that the filter replacement can be performed according to the arrival of the filter replacement time.
  • the management device 300 remotely controls the air purifier when communication with the air purifier 100 and the network 500 is possible. (100) can be diagnosed and monitored. In this case, the management device 300 executes a self-diagnosis algorithm inside to collect status data from the air purifier 100 through the network 500 , and based on the status data, a defect occurs for the air purifier 100 . and can provide services to resolve the occurrence of defects.
  • the dongle device 200 may receive a model number from the air purifier 100 as it is connected to the air purifier 100 .
  • the model number may be an identification number for identifying a product model of the air purifier 100 , and may be stored in a memory within the air purifier 100 .
  • the dongle device 200 may be configured to receive reference data for the air purifier 100 and a self-diagnosis algorithm for the air purifier 100 from the management device 300 according to the received model number.
  • the management device 300 may have, as a database, reference data for determining whether or not defective and a defective type of various home appliances as well as the air purifier.
  • reference data for diagnosing the filter life of the air purifier may be stored as a database.
  • the database may store such reference data for each type and model of home appliances, particularly air purifiers.
  • the management device 300 can determine whether a failure or failure of other home appliances and self-diagnostic algorithms for diagnosing the filter life according to the reference data for each type and model of home appliances, particularly air purifiers, and other home appliances. It may store self-diagnostic algorithms that make it possible.
  • the self-diagnosis algorithm may be configured to cause the processor of the dongle device 200 to compare the filter state data with the reference data to determine the filter life of the air purifier 100 , that is, a filter replacement code corresponding to the arrival of the filter replacement time.
  • the self-diagnosis algorithm is computer software, and when executed by the processor of the dongle device 200, the processor compares the filter state data with the reference data to determine the filter replacement code corresponding to the arrival of the filter replacement time of the air purifier 100 It may contain instructions to do so.
  • the management device 300 may transmit filter life diagnosis request information for the air purifier 100 to the dongle device 200 , and result data for the filter life diagnosis of the air purifier 100 or air from the dongle device 200 .
  • a filter replacement code corresponding to the arrival of the filter replacement time of the purifier 100 may be received.
  • the dongle device 200 collects filter state data from the air purifier 100 by executing a self-diagnosis algorithm stored therein, and compares the filter with reference data to filter corresponding to the arrival of the filter replacement time of the air purifier 100 .
  • a replacement code may be generated and transmitted to the management device 300 .
  • the service provided by the management device 300 for filter replacement according to the arrival of the filter replacement time of the air purifier 100 may include one of the first to third services.
  • the first service may include a service for transmitting the latest firmware for the air purifier 100 to the dongle device 200 to update the firmware of the air purifier 100 to the latest firmware.
  • the second service transmits a filter replacement code and a filter replacement manual corresponding to the filter replacement code to the counselor terminal 400, and allows the counselor to use the air purifier 100 through consultation with a customer equipped with the air purifier 100. It may include a service to perform filter replacement through manipulation.
  • the third service transmits the filter replacement code and the repair manual and necessary material information corresponding to the filter replacement code to the AS technician terminal 400, and allows the AS technician to visit the home of the customer equipped with the air purifier 100, It may include a service to perform filter replacement for the air purifier (100).
  • the management device 300 orders a material capable of performing filter replacement of the air purifier 100 in response to a filter replacement code to a material management device (not shown) along with the provision of the third service. , you can have an after-sales technician come to the customer's home with materials.
  • the management device 300 may be a server for managing and operating the air purifier 100 .
  • the management apparatus 300 may be an operation server in charge of operating various devices so that the air purifier 100 can be managed to smoothly exchange necessary information.
  • the management apparatus 300 may be an operation server in charge of operation of various devices so that necessary information can be smoothly exchanged by managing new registration of the air purifier 100, checking a sensor state, replacing a filter, and the like.
  • the management device 300 may be a database server that provides big data necessary for applying various artificial intelligence algorithms and data for managing the air purifier 100 .
  • the management device 300 includes a web server or an application server for remotely monitoring the operation of the air purifier 100 using an air purifier management application installed in the user terminal 400 or an air purifier management web browser. can do.
  • AI artificial intelligence
  • artificial intelligence does not exist by itself, but has many direct and indirect connections with other fields of computer science.
  • attempts are being made to introduce artificial intelligence elements in various fields of information technology and use them to solve problems in that field.
  • Machine learning is a branch of artificial intelligence, which can include fields of study that give computers the ability to learn without explicit programming.
  • machine learning can be said to be a technology that studies and builds a system and an algorithm for learning based on empirical data, making predictions, and improving its own performance.
  • Algorithms in machine learning can take the approach of building specific models to make predictions or decisions based on input data, rather than executing strictly set static program instructions.
  • the management device 300 may receive and analyze service request information from the air purifier 100 , generate service response information corresponding to the service request information, and transmit it to the air purifier 100 .
  • the management device 300 when the voice recognition service is available in the air purifier 100 , the management device 300 receives the uttered voice corresponding to the user's service request from the air purifier 100 , and the uttered voice through voice recognition processing may be provided to the air purifier 100 by generating the processing result as service response information.
  • the user terminal 400 may access an air purifier management application and/or an air purifier management site provided by the management device 300 to receive an air purifier management service.
  • the user means a customer who can receive the air purifier management service, a counselor of the AS management device (not shown) that provides consultation information to the customer who will receive the air purifier management service, and the home of the customer who can receive the air purifier management service
  • An after-sales technician of an after-sales device who visits and repairs home appliances, a manager of the home appliance business unit (not shown) that manufactures, supplies, and manages the air purifier 100, and materials that supply necessary materials upon request It may include a manager of a management device (not shown), and the like.
  • the user terminal 400 may include one of a customer's terminal, a counselor's terminal, an AS processing engineer's terminal, and an administrator's terminal.
  • the user terminal 400 may include a communication terminal capable of performing a function of a computing device (not shown), and may include a desktop computer, a smartphone, a tablet PC, a notebook computer, a smart phone, a tablet PC, a notebook computer, a smart TV, a mobile phone, and a PDA operated by a user.
  • a communication terminal capable of performing a function of a computing device (not shown), and may include a desktop computer, a smartphone, a tablet PC, a notebook computer, a smart phone, a tablet PC, a notebook computer, a smart TV, a mobile phone, and a PDA operated by a user.
  • personal digital assistant laptop, media player, micro server, global positioning system (GPS) device, e-book reader, digital broadcast terminal, navigation, kiosk, MP3 player, digital camera, consumer electronics and other mobile or non-mobile computing devices may be, but is not limited thereto.
  • the user terminal 400 may be a wearable terminal such as a watch, glasses, a hair band, and
  • the network 500 may serve to connect the air purifier 100 and the management device 300 .
  • a network 500 is, for example, a wired network such as local area networks (LANs), wide area networks (WANs), metropolitan area networks (MANs), integrated service digital networks (ISDNs), or wireless LANs, CDMA, Bluetooth, and satellite communication. It may cover a wireless network such as, but the scope of the present invention is not limited thereto. Also, the network 500 may transmit/receive information using short-distance communication and/or long-distance communication.
  • the short-range communication may include Bluetooth (bluetooth), radio frequency identification (RFID), infrared data association (IrDA), ultra-wideband (UWB), ZigBee, and wireless fidelity (Wi-Fi) technologies
  • Telecommunication includes code division multiple access (CDMA), frequency division multiple access (FDMA), time division multiple access (TDMA), orthogonal frequency division multiple access (OFDMA), single carrier frequency division multiple access (SC-FDMA) technologies can do.
  • CDMA code division multiple access
  • FDMA frequency division multiple access
  • TDMA time division multiple access
  • OFDMA orthogonal frequency division multiple access
  • SC-FDMA single carrier frequency division multiple access
  • Network 500 may include connections of network elements such as hubs, bridges, routers, and switches.
  • Network 500 may include one or more connected networks, eg, multiple network environments, including public networks such as the Internet and private networks such as secure enterprise private networks. Access to network 500 may be provided via one or more wired or wireless access networks.
  • the network 500 may support an Internet of Things (IoT) network and/or 5G communication that exchanges and processes information between distributed components such as things.
  • IoT Internet of Things
  • FIG. 2 is a block diagram schematically illustrating an air purifier according to an embodiment of the present disclosure. In the following description, the part overlapping with the description of FIG. 1 will be omitted.
  • the air purifier 100 includes a communication unit 130 , a user interface 140 , a sensor unit 150 , a motor 160 , a signal sensing unit 170 , a memory 180 and a control unit 190 . may include.
  • the communication unit 130 may be a communication interface required to provide a transmission/reception signal between the air purifier 100 , the management device 300 , and the user terminal 400 in the form of packet data in conjunction with the network 500 .
  • the communication unit 130 may support various things intelligent communication (Internet of things (IoT), Internet of everything (IoE), Internet of small things (IoST), etc.), and M2M (machine to machine) communication, V2X ( Vehicle to everything communication) communication, D2D (device to device) communication, etc. may be supported.
  • the second communication unit 710 may be configured to include a gateway.
  • the user interface 140 may include an input interface and an output interface of the air purifier 100 .
  • the input interface is a configuration in which a user can input information related to the overall operation and control of the air purifier 100.
  • the input interface includes a microphone (not shown) for voice recognition, a touch screen for touch input (not shown) and the like.
  • the output interface may include a speaker (not shown), a display screen (not shown), and the like.
  • the output interface may include a configuration in which the user can output information related to the overall operation and control of the air purifier 100 . That is, it may include a configuration for an interface with a user.
  • the user interface 140 is a configuration in which a user can input information related to the air purifier 100 as well as check information related to the air purifier 100 , and may refer to a control panel capable of input and output. have.
  • the user interface 140 may be implemented in the user terminal 400 .
  • user input and information output may be made possible through an air purifier management application of the user terminal 400 or an access screen of an air purifier management site.
  • FIG. 3 is a view for explaining the structure of an air purifier according to an embodiment of the present disclosure
  • FIG. 4 is a view for explaining the structure of a filter of the air purifier according to an embodiment of the present disclosure
  • FIG. It is a view showing a cross-sectional view of a filter of an air purifier according to an embodiment of the disclosure.
  • the structure of the air purifier 100 will be described with reference to FIGS. 3 to 5 .
  • the air purifier 100 of the present embodiment may include a main body 110 and a composite filter unit 120 .
  • the main body 110 includes a case 111 having an outdoor air inlet and an air outlet formed therein, and a removable filter cover ( 112), a fan (not shown) that sucks outdoor air through the outdoor air inlet, passes it through a filter, and discharges it to the air outlet, a brushless direct current (BLDC) motor (not shown) that rotates the fan, and outdoor air intake It may include a heater (not shown) for heating the inhaled air, and a plurality of sensors provided in the air purifier 100 to detect various situations.
  • the humidity sensor 114 for detecting the ambient humidity of the air purifier 100 and the door sensor 115 for detecting the opening and closing of the filter cover 112 may be included.
  • the composite filter unit 120 may include various filters such as an ultrafine pre-filter, a deodorizing filter, and a HEPA filter, and in this embodiment, a cylindrical composite filter in which a deodorizing filter and a HEPA filter are combined may be applied.
  • filters such as an ultrafine pre-filter, a deodorizing filter, and a HEPA filter
  • a cylindrical composite filter in which a deodorizing filter and a HEPA filter are combined may be applied.
  • the shape and type of the filter is not limited and may be variously selected and changed.
  • the composite filter unit 120 configured as a composite filter will be described in detail.
  • the composite filter unit 120 may be configured to include a deodorizing means 121 configured to perform a deodorizing function and configured in the structure of upper and lower caps on the flow path structure, and a filter means 122 to perform the role of a HEPA filter. .
  • the composite filter unit 120 includes a filter unit 122 for filtering foreign substances contained in the air introduced into the air purifier 100, and a disc shape coupled to the upper and lower portions of the filter unit 122. It may be configured to include a deodorizing means 121 including the upper cap 121-1 and the lower cap 121-2 of the. Since the composite filter unit 120 may be mounted or removed in the air purifier 100 for filter replacement, etc., the composite filter unit 120 may be configured in a structure capable of being mounted (combined) in the air purifier 100 .
  • the filter means 122 has a cylindrical structure for air filtration, and may be configured as a folded structure in which mountains and valleys are repeatedly formed. Accordingly, with a larger area, more air may be filtered.
  • the filter means 122 is configured to include a HEPA filter as an embodiment, but is not limited thereto.
  • HEPA of the HEPA filter is an abbreviation of 'High Efficiency Particulate Air', and the HEPA filter refers to a high-performance filter capable of filtering out most of the extremely fine particles.
  • the size of the droplet is 0.5 ⁇ m level, and the HEPA filter can filter more than 99.97% of 0.3 ⁇ m (micrometer) particles in the air.
  • the deodorizing means 121 may be formed in a structure in which the upper cap 121-1 and the lower cap 121-2 are symmetrical to each other, and corresponding to the hole size of the filter means 122, PM 1.0, PM 2.5 and It may be formed in a hole structure smaller than the size of at least one of PM 10.0. That is, the deodorizing means 121 may be formed in a hole structure that allows ventilation in the flow path structure.
  • the deodorizing means 121 may be configured to include solidified activated carbon, for example, may be configured in an open cell structure such as a honeycomb type.
  • solidified activated carbon for example, may be configured in an open cell structure such as a honeycomb type.
  • present invention is not limited thereto.
  • a separate deodorizing filter made of activated carbon is provided, and a cylindrical HEPA filter is provided in a form combined with an injection plastic cap. Accordingly, it is necessary to develop an alternative material to solve the environmental problem of injection plastics.
  • the area of the portion where the injection cap and the HEPA filter are coupled is composed of a clogged structure in the flow path structure, and as air intake and exhaust are reduced, the performance of the air purifier 100 (CADR, deodorization efficiency, noise, etc.) There was a problem with this degradation.
  • the filter thickness, the injection cap width, and the size of the portion seated on the air purifier 100 are configured in the same structure, so that air cannot flow.
  • a separate deodorizing filter made of conventional activated carbon is replaced with a deodorizing block having hard properties such as injection plastic, and the fusion of the deodorizing block (activated carbon is kneaded and solidified in a mold) and the HEPA filter is performed. It is possible to apply a complex filter through That is, it is possible to facilitate the production of a filter combined with a HEPA filter by developing a deodorizing unit case in the form of a cap using a deodorizing block-shaped frame.
  • the composite filter unit 120 of this embodiment is heat-sealed and fixed so that the filter means 122 and the deodorizing means 121 are in close contact with each other, and the deodorizing means 121 corresponds to the hole size of the filter means 122 . It is composed of a single hole structure, so that there is no leaking part of the joint part with the filter means 122 .
  • the composite filter unit 120 of this embodiment has a flow path structure in which the air that has passed through the filter means 122 passes through the deodorizing means 121 in the form of a cap, the deodorizing means 121 has a structure advantageous for ventilation. can do.
  • the filter of the air purifier 100 it is not possible to guarantee a quantitative value regarding the lifespan, and in general, the filter life is guaranteed only for a usage time such as 1 year or 6 months. There is a problem that it is difficult to present information.
  • the structure as shown in FIG. 5 may be configured to implement the method as described above.
  • the composite filter unit 120 of this embodiment includes the electrode units 123 and 124 provided so that a current is applied to the filter unit 122 , and is connected to the electrode units 123 and 124 to filter the filter. It may be configured to include at least two or more metal wires (a) installed in the longitudinal direction of the means (122).
  • the metal wire (a) may be provided in the folded portions of the filter means 122, it may be composed of a conductor such as copper, iron.
  • the electrode parts 123 and 124 may include two electrode terminals (eg, the 1-1 electrode and the 1-2 electrode) for measuring resistance applied between the electrodes.
  • the electrode units 123 and 124 may be configured to be in contact with the current applying unit 113 provided in the body unit 110 of the air purifier 100, and the metal wire (a) is connected to each electrode unit. Since it can be configured in a structure connected to the electrodes included in the electrodes 123 and 124 , the number of terminals for applying a current of the current applying unit 113 and the electrode terminals included in each of the electrode units 123 and 123 .
  • the number of and the number of metal lines (a) may be the same.
  • the composite filter unit 120 includes the electrode units 123 and 124 provided so that the current is applied by contacting the current applying unit 113 provided in the body unit 110 when the body unit 110 is mounted, and the electrode. Constructed including two metal wires respectively connected to the two electrode terminals (eg, 1-1 electrode, 1-2 electrode) of the parts 123 and 124 and installed in the longitudinal direction of the composite filter unit 120 . can be According to an embodiment, a fine voltage may be applied.
  • the electrode part is divided into a first electrode part 123 and a second electrode part 124 , and the first sensing line 125 and the first electrode part 123 for the first electrode part 123 .
  • the second electrode part 124 may be classified as a second sensing line 126 .
  • a reference voltage according to the applied minute current may be measured.
  • resistance is sensed due to dust in the second sensing line 126 , a resistance value compared to a reference voltage can be calculated and a voltage change can be detected. That is, the presence or absence of dust can be determined by detecting the difference in resistance between the metal wire to which the current is applied and the metal wire to which the current is not applied.
  • the ADC value may be compared with the reference value after calculating the resistance value, which is an analog value, using the ADC.
  • the calculated ADC value resistance value
  • FIG. 6 is a flowchart illustrating an operation method of an air purifier management system according to an embodiment of the present disclosure. In the following description, descriptions of parts overlapping with those of FIGS. 1 to 5 will be omitted.
  • step S610 the air purifier management system receives the ADC value of the detection line.
  • the sensing line may mean a line for measuring resistance values of two metal lines corresponding to the electrode units 123 and 124 .
  • the dongle device 200 may detect the resistance value of the sensing line, calculate it as an ADC value, and transmit it to the management device 300 .
  • the present invention is not limited thereto, and when the resistance value of the sensing line is collected from the dongle device 200 and transmitted to the management device 300 , the management device 300 may receive it and calculate it as an ADC value.
  • step S620 the air purifier management system compares the ADC value of the detection line with a reference value.
  • the reference value may be a preset value, and may be changeable according to the setting. For example, the higher the reference value is set, the longer the filter replacement period may be. However, since the filter replacement time may be lengthened by the reference value regardless of the actual lifespan of the filter, the reference value should be set based on the filter lifespan.
  • step S630 the air purifier management system determines whether the filter replacement time has arrived based on the comparison result.
  • the filter replacement time may be set when the life of the filter has actually expired, or it may be set to a time before the end of the filter life.
  • the management device 300 may determine whether the filter replacement time has arrived by comparing the ADC value with the reference value.
  • step S640 the air purifier management system checks a signal from the humidity sensor 114 when it is determined that the filter replacement time has been reached (Yes in step S630 ).
  • the humidity around the air purifier 100 is measured through the humidity sensor 114 , and when the ambient humidity is high, the resistance may be measured to be high. Therefore, even if the resistance value in the detection line of the composite filter unit 120 is measured to be higher than the reference value, it is not determined whether the filter replacement time has been reached immediately, but the filter replacement time after checking the humidity through the humidity sensor 114 . A final decision can be made as to whether or not it has been reached.
  • step S650 the air purifier management system determines that the filter replacement time has arrived, and generates filter replacement data when it is determined as normal as a result of checking according to the signal from the humidity sensor 114 .
  • the dongle device 200 collects the humidity detection value from the humidity sensor 114, compares the humidity detection value with a preset threshold value, and when the humidity detection value is less than the threshold value, the humidity is normal. By judging, it is possible to finally determine whether the filter replacement time has been reached.
  • the dongle device 200 may generate filter replacement data based on the final determination result.
  • the final determination of whether the filter replacement time has arrived and the generation of filter replacement data may be performed by the management device 300 .
  • step S660 the air purifier management system transmits the filter replacement data and outputs an alarm on whether the filter replacement time has been reached.
  • the dongle device 200 may transmit filter replacement data to the management device 300 . That is, the management device 300 may receive the filter replacement data from the dongle device 200 and provide a service according to the arrival of the filter replacement time.
  • the dongle device 200 may output a filter replacement alarm according to the arrival of the filter replacement time to notify the user, and this filter replacement alarm may be output by the air purifier 100 itself as vibration, lighting, voice, etc., and the user may be output through a user terminal of , or may be transmitted to the management device 300 so that the management device 300 can notify users and managers.
  • step S670 the air purifier management system checks a signal from the door sensor 115 .
  • step S680 the air purifier management system detects whether the filter cover 112 is opened according to a signal from the door sensor 115 .
  • step S691 when the air purifier management system detects the opening of the filter cover 112 (Yes in step S680), the current application is controlled to be OFF, and in step S692, the filter cover 112 is When the opening is not detected (NO in step S680 ), that is, when the filter cover 112 is closed, the current application can be continuously turned on and controlled.
  • the composite filter unit 120 when the composite filter unit 120 is mounted on the body unit 110 of the air purifier 100 , it is provided on the body unit 110 of the air purifier 110 .
  • the surface resistance formation of the filter means 122 may be maintained.
  • the door sensor 115 is provided on the main body 110 of the air purifier 100 to detect the opening and closing of the filter cover 112, so that current application control is possible when replacing the filter. can make it That is, when the air purifier management system receives the filter cover opening signal from the door sensor 115 , it turns off the application of the fine current, and when it receives the filter cover closing signal from the door sensor 115 , it turns on the application of the fine current. (on) By making it controllable, it is possible to carry out safe filter replacement.
  • the sensor unit 150 collectively refers to the plurality of sensors described above, and as a type of sensor, a carbon dioxide sensor (not shown) that senses the carbon dioxide concentration in the room in which the air purifier 100 is provided. ), a dust sensor for sensing the concentration of fine dust in the room provided with the air purifier 100, a temperature sensor (not shown) for detecting the temperature of the room provided with the air purifier 100, and the air purifier 100 It may include a humidity sensor for detecting the humidity of the room provided, and a hall sensor provided in the BLDC motor to detect the position of the external electron.
  • the motor 160 is the above-described BLCD motor, and may be a motor in which the disadvantages of a general DC motor are improved by implementing the commutator and brush functions of the DC motor through a semiconductor switch.
  • the BLDC motor may be driven under the control of the controller 190 to rotate the fan.
  • Such a BLDC motor maintains the characteristics of a general DC motor, has a simple structure, and can be operated at high torque and high speed.
  • the magnetic flux position of the rotor cannot be known. . Accordingly, the BLDC motor detects the position of the rotor using three Hall sensors, and the position of the rotor is divided into six areas through the output values of the Hall sensors.
  • the signal detection unit 170 may detect an operating voltage signal and/or an operating current signal of the air purifier 100 . In this embodiment, the signal detection unit 170 may detect the operating current of the BLDC motor.
  • the memory 180 may be connected to one or more processors to store codes that, when executed by the processor, cause the processor to support various functions of the air purifier 100 . That is, the memory 180 may store a plurality of application programs (application programs or applications) driven in the air purifier 100 , information for the operation of the air purifier 100 , and commands. At least some of these application programs may be downloaded from the management device 300 through the network 500 . In addition, the memory 180 may store information about one or more users who want to interact with the air purifier 100 . Such user information may include authorization information (eg, face information and body type information, voice information, etc.) that can be used to identify who the recognized user is. For example, in this embodiment, user information of an air purifier manager and at least one user may be stored, respectively. That is, in the present embodiment, the user may be recognized by the stored user information and a service customized to the user may be provided.
  • authorization information eg, face information and body type information, voice information, etc.
  • the memory 180 may store work information to be performed by the air purifier 100 in response to a user's voice command (eg, a command for controlling the air purifier 100 ).
  • the control unit 190 as a kind of central processing unit may control the operation of the air purifier 100 as a whole by driving the control software mounted on the memory 180 .
  • the controller 190 performs overall control of the air purifier 100 , and in particular, diagnoses the state of the air purifier 100 based on signals from the sensor unit 150 and the signal detection unit 170 . and can manage In particular, the controller 190 may diagnose and manage a filter replacement cycle of the air purifier 100 and a BLDC motor replacement cycle.
  • a processing unit (not shown) may be further included.
  • the processing unit may be provided outside the control unit 190 or may be provided inside the control unit 190 to operate like the control unit 190 . That is, the processing unit may be for overall processing of the air purifier 100 .
  • the present invention is not limited thereto and the processing unit may be omitted.
  • FIG. 7 is a block diagram schematically illustrating a dongle device included in the air purifier management system of FIG. 1 according to an embodiment of the present disclosure. In the following description, descriptions of parts overlapping with those of FIGS. 1 to 6 will be omitted.
  • the dongle device 200 may include an interface unit 210 , a wireless communication unit 220 , a second memory 230 , and a second control unit 240 .
  • the interface unit 210 is for connecting the air purifier 100 to the management device 300 as a host device, and a USB interface or the like may be used.
  • the wireless communication unit 220 may serve to connect to a mobile communication network so that the dongle device 200 may perform wireless data communication.
  • the wireless communication unit 220 may receive the filter diagnosis request signal of the air purifier 100 from the management device 300 , the filter state data of the air purifier 100 received through the interface unit 210 , the state data, The self-diagnosis result data, filter replacement code, failure code, etc. may be transmitted to the management device 300 .
  • the mobile communication network may include one of Bluetooth, zigbee, wifi, wifi-direct, and near field communication (NFC).
  • the second memory 230 may store a self-diagnosis algorithm capable of diagnosing the air purifier 100 and/or the filter of the air purifier 100 .
  • the self-diagnosis algorithm may vary depending on the product type of the air purifier 100 . For example, as well as diagnosing the filter life of the air purifier 100, diagnosing the current of the BLDC motor, the carbon dioxide sensor, the gas sensor, the temperature sensor, the humidity sensor, the BLDC Hall sensor, and the input voltage Algorithms may be included.
  • the second memory 230 may store the filter state data obtained from the air purifier 100, and the self-diagnosis result data obtained by executing the self-diagnosis algorithm, for example, the filter life of the air purifier 100 is You can store how much is left and a filter replacement code when the filter has reached its replacement time.
  • the second controller 240 may control the overall operation of the dongle device 200 .
  • the second control unit 240 executes the self-diagnosis algorithm stored in the second memory 230 at a preset cycle or in response to the diagnosis request information for the air purifier 100 from the management device 300 .
  • the second control unit 240 compares the filter state data for the air purifier 100 collected from the air purifier 100 with reference data preset in the manual of the air purifier 100 of the management device 300 to compare the air purifier. (100) It is possible to determine a defective state such as the need to replace the filter.
  • the second control unit 240 may generate a filter replacement code corresponding to the arrival of the filter replacement time of the air purifier 100 and transmit it to the management device 300 .
  • firmware refers to a program that controls hardware stored in a ROM or non-volatile memory. It is the same as software in terms of a program, but is distinguished from general application software in that it has a close relationship with hardware. can be
  • the management device 300 sends the dongle device 200 to the dongle device 200 to request a firmware update of the air purifier 100 only when the failure code is a firmware-related failure code. can be transmitted.
  • FIG. 8 is a flowchart illustrating an air purifier self-diagnosis method according to an embodiment of the present disclosure. In the following description, descriptions of parts overlapping with those of FIGS. 1 to 7 will be omitted.
  • the dongle device 200 may collect a dongle signal.
  • collecting the dongle signal may include generating a self-diagnosis signal every preset period (eg, 24 hours).
  • collecting the dongle signal may include generating a self-diagnosis signal in response to filter life diagnosis request information for the air purifier 100 from the management device 300 .
  • the dongle device 200 may execute a self-diagnosis algorithm for diagnosing the air purifier 100 .
  • the dongle device 200 may execute a self-diagnosis algorithm for diagnosing the filter life of the air purifier 100 .
  • step S830 the dongle device 200 executes a self-diagnosis algorithm for the filter life of the air purifier 100 and/or the air purifier 100 to measure the filter sensor for dust detection of the filter and the surrounding humidity.
  • State data from the humidity sensor may include state data for diagnosing filter life, and sensing data detected by the humidity sensor may be included in filter state data when collected for diagnosing filter life, and the state of the air purifier itself If it is collected for diagnosis, it may be included in the state data) and may be compared with reference data preset in the manual for diagnosing the life of the air purifier filter collected from the management device 300 .
  • the dongle device 200 may calculate the sensor value collected from the filter sensor as an ADC value and compare it with reference data, calculate the sensor value collected from the humidity sensor as the ADC value, and compare it with the reference data.
  • the reference data for comparison with the filter sensor (reference value) and the reference data for comparison with the humidity sensor (threshold value) may be set differently.
  • the dongle device 200 may generate self-diagnosis result data for determining whether the filter replacement time of the air purifier 100 has arrived by using the comparison result. For example, when the sensor value collected from the filter sensor is equal to or greater than the reference value, the dongle device 200 may generate self-diagnosis result data such as 'filter replacement required'.
  • the dongle device 200 determines that the resistance value is high due to humidity, and when it is less than the threshold value, self-diagnosis result data such as 'filter replacement required' can create
  • the dongle device 200 may generate a filter replacement code corresponding to the arrival of the filter replacement time.
  • step S850 the dongle device 200 stores the self-diagnosis result data for the air purifier 100 in the second memory 230 , and collects the self-diagnosis result data for the air purifier 100 and the air purifier 100 .
  • the collected filter state data may be transmitted to the management device 300 .
  • FIG. 9 is an exemplary view for explaining a management device included in the air purifier management system of FIG. 1 according to an embodiment of the present disclosure
  • FIG. 10 schematically illustrates the management device of FIG. 9 according to an embodiment of the present disclosure. It is a block diagram shown. In the following description, descriptions of parts overlapping with those of FIGS. 1 to 8 will be omitted.
  • the management device 300 may include a processor 310 , a third memory 320 , and a database 330 .
  • the processor 310 may collect status (API) data from the air purifier 100 to remotely diagnose and monitor the air purifier 100 .
  • the processor 310 may remotely diagnose and monitor the air purifier 100 based on the self-diagnosis result data collected from the dongle device 200 .
  • the processor 310 may provide one of the first service, the second service, and the third service.
  • the first service may include a service to update the firmware of the air purifier 100 to the latest firmware by transmitting the latest firmware for the air purifier 100 to the air purifier 100 or the dongle device 200 .
  • the second service transmits a filter replacement code and a filter replacement manual corresponding to the filter replacement code to the counselor terminal 400, and allows the counselor to use the air purifier 100 through consultation with a customer equipped with the air purifier 100. It may include a service to perform filter replacement through manipulation.
  • the third service transmits the filter replacement code and the repair manual and necessary material information corresponding to the filter replacement code to the AS technician terminal 400, and allows the AS technician to visit the home of the customer equipped with the air purifier 100, It may include a service to perform filter replacement for the air purifier (100).
  • the processor 310 may provide a function that enables the customer center and the customer to consult through chatting in connection with the customer IoT device (not shown).
  • the processor 310 may provide a function for allowing a counselor and a customer to consult with each other in connection with an AS management device (not shown).
  • the customer IoT device and/or the AS management device receives the filter replacement code (or fault code) check of the air purifier 100 or the AS reception by the customer, and performs customer consultation and response, and remote control and remote control of the air purifier (100) to diagnose (eg, filter life), instruct an after-sales technician to AS, check the AS processing history, handle repair costs, manage parts inventory, perform customer satisfaction surveys, and evaluate the work of the after-sales technicians.
  • the filter replacement code or fault code
  • the processor 310 may provide a function of automatically ordering materials or parts according to the filter replacement code or required materials or parts for each fault code in connection with the material management device (not shown).
  • the processor 310 may provide a function to monitor all data collected from the air purifier 100 and/or the dongle device 200 in connection with the home appliance business unit (not shown) and to manage the AS manual.
  • the home appliance division can monitor all tasks of the receptionist and handler, grant authority to the receptionist and handler, and conduct manual management and training.
  • the processor 310 may provide a function for an AS engineer to manage customer information, air purifier 100 information, and AS history in connection with an AS processing device (not shown).
  • AS processing device not shown
  • the AS technician's terminal can input AS processing results, check the AS manual, confirm and secure materials required for AS, transmit repair details to the database, and inquire and order parts inventory.
  • the processor 310 is a function to share with other devices the database linkage of the AS terminal in connection with the AS manual device (not shown), the manual according to the filter replacement code, the repair manual for each fault code, the necessary parts manual for each fault code, etc. can provide
  • the processor 310 may communicate with the user in connection with a chatbot system to perform a specific task through conversation with the customer through voice or text, and may provide a service desired by the user.
  • the processor 310 may generate various information using data collected from the air purifier 100 and/or the dongle device 200 .
  • the processor 310 receives air quality data for each customer location and data on the performance of the air purifier 100 (performance at the time of release of the product itself or current performance according to use) as input to the inside and outside of the air purifier 100 .
  • Based on the machine learning-based first learning model trained to extract the degree of pollution it is possible to determine the degree of pollution inside and outside the air purifier 100 .
  • air quality data for each customer location can be collected using API (Application Programming Interface) data of public data open sites, which is a communication technology that is predetermined so that other programs can access data of a specific program. It refers to the creation of new and diverse services by opening the platform to the outside and external program developers and users using it.
  • the public data open site may refer to a website that manages and provides air quality information across the country.
  • the processor 310 receives, as an input, air quality data for each customer location, data on the performance of the air purifier 100, and pollution degree data inside and outside the air purifier 100 output through the above-described first learning model, and the corresponding air purifier ( 100), based on the machine learning-based second learning model trained to extract the type of filter required for each customer, it is possible to select the type of filter required for the air purifier 100 for each customer.
  • the processor 310 receives the usage time of the air purifier 100 , the sensing data of the filter sensor, the ambient air quality data, and the user air purifier usage data as inputs, and the filter life estimation value of the air purifier 100 . Based on the machine learning-based third learning model trained to extract , it is possible to estimate the lifespan of the filter of the air purifier 100 and determine the replacement time. In this case, when a plurality of filters are included in the air purifier 100 , the replacement time for each filter may be estimated. That is, the processor 310 may perform machine learning, such as deep learning, and the third memory 320 may store data used for machine learning, result data, and the like.
  • the third memory 320 is connected to the processor 310 so that, when executed by the processor 310 , the processor 310 supports various functions of the air purifier 100 and/or the dongle device 200 . You can store the codes that cause them.
  • the database 330 may include a first database 331 and a second database 332 .
  • the first database 331 may include information on materials or parts required when a defect occurs, such as a situation in which the filter replacement of the air purifier 100 is required.
  • filter information required when the air purifier 100 fails may be stored.
  • the second database 332 may be a user database that stores information of a user who is to be provided with an air purifier management service.
  • the user's information includes basic information about the user, such as the user's name, affiliation, personal information, gender, age, contact information, e-mail, address, and image, and the user's name, such as ID (or e-mail) and password. It may include information about authentication (login), access country, access location, information about a device used for access, and information related to access, such as a connected network environment.
  • the second database 332 includes the user's unique information, information and/or category history provided by a user accessing the air purifier management application or air purifier management site, environment setting information set by the user, and resource usage used by the user. Information, billing and payment information corresponding to the resource usage of the user may be stored.
  • FIG. 11 is a flowchart illustrating a method for managing an air purifier by a management device according to an embodiment of the present disclosure. In the following description, descriptions of parts overlapping with those of FIGS. 1 to 10 will be omitted.
  • the management device 300 may collect filter state data and/or diagnosis result data from the air purifier 100 and/or the dongle device 200 .
  • the management device 300 may collect public data and portal API data from the outside.
  • the public data and the portal API data may include atmospheric information and weather information of the area where the air purifier 100 is located.
  • step S1120 the management device 300 determines whether there is a need to replace the filter of the air purifier 100 by using the collected data, and when a failure of the air purifier 100 occurs, the first service, the second service and You can select and process one of the third services.
  • the management device 300 may select a customer-customized material using the first database 331 .
  • a customer-customized filter may be selected based on an average atmospheric condition in a location where the user is located or the degree of air cleanliness required by the user.
  • the management device 300 may collect customer information using the second database 332 , and perform AS processing for the air purifier 100 .
  • the AS processing may include one or more of the above-described first to third services.
  • the embodiment according to the present invention described above may be implemented in the form of a computer program that can be executed through various components on a computer, and such a computer program may be recorded in a computer-readable medium.
  • the medium includes a hard disk, a magnetic medium such as a floppy disk and a magnetic tape, an optical recording medium such as CD-ROM and DVD, a magneto-optical medium such as a floppy disk, and a ROM. , RAM, flash memory, and the like, hardware devices specially configured to store and execute program instructions.
  • the computer program may be specially designed and configured for the present invention, or may be known and used by those skilled in the computer software field.
  • Examples of the computer program may include not only machine language codes such as those generated by a compiler, but also high-level language codes that can be executed by a computer using an interpreter or the like.

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Abstract

Un système de gestion de purificateur d'air et un procédé de fonctionnement associé sont divulgués. Le procédé de fonctionnement d'un système de gestion de purificateur d'air selon un mode de réalisation de la présente invention peut comprendre les étapes suivantes : le relais, par un dispositif de clé électronique, d'une communication entre un purificateur d'air connecté au dispositif de clé électronique et un dispositif de gestion pour gérer le purificateur d'air par l'intermédiaire d'un réseau; et la collecte de données d'état de filtre à partir du purificateur d'air par l'intermédiaire d'un réseau, la détermination, sur la base des données d'état de filtre, quant à savoir si un temps pour remplacer un filtre du purificateur d'air a été atteint, et la fourniture d'un service pour un remplacement de filtre en fonction de l'atteinte du temps de remplacement de filtre, par le dispositif de gestion.
PCT/KR2021/006210 2020-05-19 2021-05-18 Système de gestion de purificateur d'air et procédé de fonctionnement associé WO2021235827A1 (fr)

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