CN2486936Y - Network electric refrigerator - Google Patents
Network electric refrigerator Download PDFInfo
- Publication number
- CN2486936Y CN2486936Y CN 01220176 CN01220176U CN2486936Y CN 2486936 Y CN2486936 Y CN 2486936Y CN 01220176 CN01220176 CN 01220176 CN 01220176 U CN01220176 U CN 01220176U CN 2486936 Y CN2486936 Y CN 2486936Y
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- Prior art keywords
- refrigerator
- network
- gateway
- main control
- communication
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- Expired - Fee Related
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- 238000004891 communication Methods 0.000 claims abstract description 65
- 230000002093 peripheral effect Effects 0.000 description 12
- 230000006870 function Effects 0.000 description 10
- 238000005057 refrigeration Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 238000013473 artificial intelligence Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model relates to a network refrigerator, comprising a main control unit and a communication gateway. The main control unit comprises a main control single chip microcomputer, and the following devices which are connected with the main control single chip microcomputer: a refrigerator control parameter memory, an input control circuit, a display, a main control communication interface, a sensor circuit, and a compressor driving circuit; the communication gateway comprises a gateway single chip microcomputer and the following devices which are connected with the gateway single chip microcomputer: a refrigerator historical data memory, a gateway communication interface, and a telephone line interface. The communication gateway is connected with a P C in a product after service center through the telephone line and a shared communication network. The center side downloads refrigerator running data and carries on remote regulation through the network; the refrigerator side logins running state, receives and executes the signals from the center through the network.
Description
The utility model relates to a kind of household electrical appliance, relates to a kind of refrigerator with network function or rather.
Current, along with the develop rapidly of network technology and digital information technology with along with the large-scale application of network and internet, increasing consumer has been considered as network indispensable content in the life, but they also only limit to use online computing at present.
How household electrical appliance realize that network function is one of the content of " household appliances informationization, information products electrification of domestic " now, and refrigerator is and one of the closest household electrical appliance of consumer's daily life, does not also have function of surfing the Net.The design principle that realizes the refrigerator function of surfing the Net is: at first, network refrigerator can not be separated from the basic function of conventional refrigerator, comprises refrigeration, freezing two retaining controls etc.; Secondly, require the refrigerator can be efficiently, work in an orderly manner, no matter when where, all can carry out the operation and the control of refrigerator information by network by home environment and consumer's wish, make domestic refrigerator become a kind of network terminal, thereby become a kind of instrument that can serve the mankind better.
The purpose of this utility model is a kind of network refrigerator of design, be connected with the PC at user's after-sale service center by telephone wire and common user network, user's after-sale service central side just can and carry out remote control and regulation by network download refrigerator service data, the network refrigerator side can be got in touch by network and center, login running status, feedback fault message, receive the also maintenance instructions of implementation center, revise the method for operation etc.
Network refrigerator of the present utility model is the refrigerator that the common refrigerator function adds network control and management function.
The technical scheme that realizes the utility model purpose is such: a kind of network refrigerator, comprise the refrigerator control module that contains main control singlechip, input control circuit, sensor circuit, compressor drive circuit, and it is characterized in that;
Described refrigerator control module is the network refrigerator main control unit, also includes the master control communication interface, is connected with described main control singlechip; Also include the household network communication gateway, connect described master control communication interface and telephone wire.
Described household network communication gateway includes gateway single-chip microcomputer and the refrigerator history data repository that is connected with the gateway single-chip microcomputer, gateway communication interface and contains the telephone line interface of modem; The master control communication interface of network refrigerator main control unit is connected with the gateway communication interface of household network communication gateway, and telephone line interface connects described telephone wire.
Described network refrigerator main control unit also includes refrigerator control parameter storage, is connected with described main control singlechip.
Also include display, be connected with the main control singlechip of described network refrigerator main control unit.
Described main control singlechip, input control circuit, sensor circuit, compressor drive circuit, master control communication interface, refrigerator control parameter storage and display are arranged on the household electrical appliances control panel, and are arranged in the network refrigerator.
Describedly be arranged on the household network communication gateway plate, be arranged in the network refrigerator or outside the network refrigerator by gateway single-chip microcomputer, refrigerator history data repository, gateway communication interface and the telephone line interface that contains modem.
Network refrigerator of the present utility model makes the after services of product center of manufacturer can be by the network existing service data of arbitrary refrigerator in the download network whenever and wherever possible, and it is carried out remote control and regulation; Arbitrary refrigerator in the network also can automatically be got in touch with the after services of product center of manufacturer by network, the maintenance instructions at login running state data, feedback fault message, reception and execution after services of product center, the correction method of operation etc.
Further specify technology of the present utility model below in conjunction with embodiment and accompanying drawing.
Fig. 1 is the application structure schematic diagram of the utility model network refrigerator.
Fig. 2 is the network refrigerator main control unit principle structure block diagram of the utility model network refrigerator.
Fig. 3 is the household network communication gateway principle structure block diagram representation of the utility model network refrigerator.
Fig. 4 is the circuit theory diagrams of network refrigerator main control unit shown in Figure 2.
Fig. 5 is the circuit theory diagrams of household network communication gateway shown in Figure 3.
Referring to Fig. 1, illustrate the application structure of the utility model network refrigerator among the figure, comprise network refrigerator main control unit 11, household network communication gateway 12, common user network 13 and represent the microcomputer that has modem (PC) 14 at network refrigerator manufacturer after services of product center.Network refrigerator main control unit 11 is arranged in the rack of common refrigerator, household network communication gateway 12 can be arranged in the rack of this common refrigerator, also can be arranged on outside the rack of this common refrigerator, network refrigerator main control unit 11 is connected with household network communication gateway 12, and the microcomputer 14 at household network communication gateway 12 and after services of product center is connected with shared communication network 13 by telephone wire respectively.
In the network each network refrigerator all is preset with identification number (ID), presets the telephone number at after services of product center in the network refrigerator.The microcomputer 14 at after services of product center, interior dress Windows98 operating system and after-sale service centre management software, be used to realize and each network refrigerator between communication.When the household network communication gateway call service centre 14 of a certain network refrigerator, the automatic-answering back device of after services of product center is also finished the network connection, at first read this network refrigerator ID (address code) number, differentiate its type (as the household electrical appliances type), automatically download the current data and the historical data of this refrigerator operation then according to its type, and download information is made the sign instrument inquire about, for the refrigerator that specific (special) requirements is arranged, as the refrigerator of additional menu, also serve accordingly according to the type of calling out.When a certain network refrigerator user wishes after services of product center 14 it is carried out desired service, as download when analyzing data, change parameter, renewal menu, the after services of product center will be called out the household network communication gateway of this network refrigerator on one's own initiative, at first differentiate after the successful connection its ID number, do not connect if meet then to disconnect, if meet the operation of then expecting.
Refrigerator by network with relevant parameter, as the start and stop state of sensing data, electrical equipment and the duty of refrigerator etc., be transferred to the host computer at after services of product center, the host computer at after services of product center will be sent to this refrigerator to the parameter adjustment instruction of a certain network refrigerator.
After-sale service centre management software is set the operator of different rights by the principle of administration by different levels design, and each operator has different passwords, and the opereating specification that different rights is corresponding different can effectively guarantee the operation control of central inner to management software.The after services of product center also can be provided with a cover household electrical appliances user administration software, electric appliances service record to the user upgrades automatically, comprise the stage repair of adding up each household electrical appliances, subscriber data and download information are backed up and recovers, can guarantee the safe and reliable of data, and help the after-sale service center with the exchanges data between its superior unit and other department.
In conjunction with referring to Fig. 2, Fig. 4, the structure of the control module 11 of network refrigerator shown in the figure mainly comprises the main control singlechip 21 that is connected and composed by U1 (TMP87P809N of Toshiba) and peripheral cell thereof; The master control communication interface 25 that connects and composes by U2 (SN75176 of IT company) and peripheral cell thereof; Control parameter storage 22 by the refrigerator that U3 (24WC01 or ATMEL24C01A) and peripheral cell thereof connect and compose; The display 26 that connects and composes by U4, U5 (LCD display that is respectively the display driver chip HT1627 of HOLTER company and adopts dot matrix to combine) and peripheral cell thereof with character; The compressor drive circuit 27 that connects and composes by transistor TR2, TR3 and peripheral cell thereof, two temperature of carrying out the same compressor of freezing or refrigeration by control magnetic valve (connecting through connector CN1) are switched, and connect and compose buzzer alarm circuit and backlight circuit by transistor TR1, TR4 and peripheral cell thereof among Fig. 4; The input control circuit 23 that connects and composes by switch S 1 to S8 and peripheral cell thereof, be used to carry out parameter setting and function setting etc., comprise power control, separate lock control, artificial intelligence control, buzzing discharges control, the refrigerated storage temperature setting+, the refrigerated storage temperature setting-, the cryogenic temperature setting+and the cryogenic temperature setting-, be used for the operation information of button is sent to main control singlechip U1, the LED 1 among Fig. 4 is used to indicate power supply status, LED 2 is used to indicate released state, LED 3 is used in reference to the worker's intellectual status of leting others have a look at, LED 4 is used to indicate the high temperature alarm status; Connector CN3 connects one group of sensor 24 among Fig. 4, comprising that refrigeration storage (refrigeration) temperature sensor, refrigeration store (refrigeration) evaporator sensor, environment temperature sensor and cryogenic temperature sensor, refrigerator operation and status information and be sent to main control singlechip U1 are used to sample; By among Fig. 4, transistor TR6 and peripheral cell thereof connect and compose the electrify restoration circuit of main control singlechip U1 by U2 (SN75176).L1 ' among Fig. 2, L2 ' are connected with end of the same name among Fig. 3, i.e. connector CN4 in the connector CN2 connection layout 5 among Fig. 4.Circuit shown in Figure 4 can be arranged on the household electrical appliances control panel.
The core of household electrical appliances control panel is single-chip microcomputer U1, be used to control all basic functions of network refrigerator, in the relevant information rear drive compressor drive circuit work that receives from input control circuit 23 and sensor groups 24, or notice household network communication gateway carries out network communication.The control parameter of whole network refrigerator all leaves among the U3, and during the network refrigerator operate as normal, all control parameters are taken from U3.The network communication function of refrigerator is finished by U2, and during network communication, the parameter that is sent by communication port U2 is stored among the U3, and after communication was finished, refrigerator adopted the new argument of preserving among the U3 to finish control work.Main control singlechip U1 certain hour at interval as transmitting once every 3 minutes, is write down the historical data of network refrigerators periodically by the operational factor of U2 to household network communication gateway 12 transmission refrigerators by household network communication gateway 12.
Among Fig. 2, Fig. 4, main control singlechip 21, input control circuit 23, sensor groups 24 and compressor drive circuit 27 can utilize original setting of general refrigerator, only need set up refrigerator control parameter storage 22 and master control communication interface 25, also can set up display 26.
In conjunction with referring to Fig. 3, Fig. 5, the structure of the household network communication gateway of network refrigerator shown in the figure mainly comprises: the gateway single-chip microcomputer 31 that is connected and composed by U6 (ATMEL AT89C51) and peripheral cell thereof; The gateway communication interface 32 that connects and composes by U7 (MAX485) and peripheral cell thereof; Refrigerator history data repository 33 by U8 (24C64) and peripheral cell thereof connect and compose is used to store refrigerator information, comprises sensor parameters and electrical work status information etc.; With the telephone line interface that contains modem 34 that connects and composes by U9 (R6641-65), isolating transformer T1, transistor T R7, relay K 1, photoelectrical coupler U10 (2501) etc.U9A among Fig. 5 (74LS193) and peripheral cell thereof connect and compose the control that resets to gateway single-chip microcomputer U6.Connector CN2 in the connector CN4 connection layout 4 among Fig. 5 promptly couples together the control module and the household network communication gateway of network refrigerator by master control communication interface 25, gateway communication interface 32, and connector CN5 connects telephone wire.
The household network communication gateway serves as the control core with gateway single-chip microcomputer U6, and it is by the control module exchange message of communication chip U7 and refrigerator.The historical data of being sent here by the refrigerator control module leaves among the U8.U9 is a dedicated modem chip, is responsible for U6 and telephone wire L1, L2 are coupled together.When refrigerator requires with the communication of after services of product center, U6 dials by U9 and is phone, after the response of after services of product center, U6 is transferred to the refrigerator historical data of depositing among the U8 in the computer at after services of product center, simultaneously the U1 of refrigerator control module and the U9 of household network communication gateway are interconnected, make network refrigerator data directly can be sent to the computer at after services of product center.U6 can also respond the call at after services of product center simultaneously.
On the online clinic of certain network refrigerator system log (SYSLOG) data trend figure that the after services of product centralized computer shows, can see user's relevant information intuitively, comprising: model of refrigerator; Factory number; Address name; Buy the date; Telephone number; The communication number of times; State (refrigeration evaporation gauge, reefer space sensor, refrigerating space sensor and environment temperature sensor etc.) when front sensor; Current refrigerator work state (refrigeration work gear, freezing work gear, work at present state, overtemperature alarm state and other parameter setting browse etc.); The compressor state; Magnetic valve state, refrigerating space temperature, reefer space temperature, refrigeration evaporator temperature, environment temperature, modem state etc.
The adjustable parameters of network refrigerator all leaves the memory (E of network refrigerator main control unit in
2PROM) in, being transmitted by the telephone wire information of carrying out, is both-way communication between the host computer at network refrigerator and after services of product center.At first, each network refrigerator all is provided with an identity numbering, and promptly address code leaves in the network refrigerator main control unit, and the telephone number of after services of product center host computer then is arranged in the household network communication gateway.After pressing the artificial intelligence operating key of network refrigerator, network refrigerator main control unit notice household network communication gateway, phone number dial with its built-in after services of product center host computer, after circuit is connected, according to relevant communications protocol the refrigerator historical data of storing in the household network communication gateway is sent to host computer, if thinking, host computer is necessary that the refrigerator service data to the user adjusts, just reverse communication, put through the on-site telephone number of user network refrigerator, and the parameter (as the gear of change refrigerator) that will need to adjust by relevant agreement sends the network refrigerator main control unit to by the household network communication gateway, and exist in the refrigerator control parameter storage, network refrigerator will be controlled the parameter of newly depositing in the parameter storage by refrigerator and moves then.
Claims (6)
1. a network refrigerator comprises the refrigerator control module that contains main control singlechip, input control circuit, sensor circuit, compressor drive circuit, it is characterized in that;
Described refrigerator control module is the network refrigerator main control unit, also includes the master control communication interface, is connected with described main control singlechip; Also include the household network communication gateway, connect described master control communication interface and telephone wire.
2. network refrigerator according to claim 1 is characterized in that: described household network communication gateway includes gateway single-chip microcomputer and the refrigerator history data repository that is connected with the gateway single-chip microcomputer, gateway communication interface and contains the telephone line interface of modem; The master control communication interface of network refrigerator main control unit is connected with the gateway communication interface of household network communication gateway, and telephone line interface connects described telephone wire.
3. network refrigerator according to claim 1 is characterized in that: described network refrigerator main control unit also includes refrigerator control parameter storage, is connected with described main control singlechip.
4. network refrigerator according to claim 1 is characterized in that: also include display, be connected with the main control singlechip of described network refrigerator main control unit.
5. according to claim 1 or 3 or 4 described network refrigerators, it is characterized in that: described main control singlechip, input control circuit, sensor circuit, compressor drive circuit, master control communication interface, refrigerator control parameter storage and display, be arranged on the household electrical appliances control panel, and be arranged in the network refrigerator.
6. network refrigerator according to claim 1 and 2, it is characterized in that: describedly be arranged on the household network communication gateway plate, and be arranged in the network refrigerator or outside the network refrigerator by gateway single-chip microcomputer, refrigerator history data repository, gateway communication interface and the telephone line interface that contains modem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01220176 CN2486936Y (en) | 2001-04-25 | 2001-04-25 | Network electric refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01220176 CN2486936Y (en) | 2001-04-25 | 2001-04-25 | Network electric refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2486936Y true CN2486936Y (en) | 2002-04-17 |
Family
ID=33637827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01220176 Expired - Fee Related CN2486936Y (en) | 2001-04-25 | 2001-04-25 | Network electric refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2486936Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6889510B2 (en) | 2002-07-27 | 2005-05-10 | Samsung Electronics Co., Ltd. | Networking system for refrigerator and method of upgrading the system |
| CN102032751A (en) * | 2010-11-29 | 2011-04-27 | 广东紫金正天药业有限公司 | Intelligent remote monitoring and management system for refrigerated counter |
-
2001
- 2001-04-25 CN CN 01220176 patent/CN2486936Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6889510B2 (en) | 2002-07-27 | 2005-05-10 | Samsung Electronics Co., Ltd. | Networking system for refrigerator and method of upgrading the system |
| CN102032751A (en) * | 2010-11-29 | 2011-04-27 | 广东紫金正天药业有限公司 | Intelligent remote monitoring and management system for refrigerated counter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |