CN201032243Y - Radio frequency card air conditioning control device - Google Patents
Radio frequency card air conditioning control device Download PDFInfo
- Publication number
- CN201032243Y CN201032243Y CNU2007201485715U CN200720148571U CN201032243Y CN 201032243 Y CN201032243 Y CN 201032243Y CN U2007201485715 U CNU2007201485715 U CN U2007201485715U CN 200720148571 U CN200720148571 U CN 200720148571U CN 201032243 Y CN201032243 Y CN 201032243Y
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- air
- conditioning
- microprocessor
- branch
- radio
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Abstract
A radio frequency card air conditioner control device, electric valves controlled by a branch air-conditioner temperature controller are respectively arranged on the fan coil access roads of all branch air-conditioners of a central air-conditioner, the air-conditioner temperature controller is provided with a microprocessor with the function of micro-data processing, the microprocessor is provided with the card reader with an ID and a radio frequency antenna, and is connected with a temperature sensor, the microprocessor controls a circuit by a switch and is connected with the electric valve, the utility model is also provided with a plurality of radio frequency cards which can make two-way exchange data with the card reader of the branch air-conditioner temperature controller and can identify ID. The utility model is capable of storing the management information of a plurality of branch air-conditioners of the central air-conditioner into one radio frequency card; using one radio frequency card for a plurality of branch air-conditioners work authorization, granting and limiting management, automatically controlling, and limiting the work range into the authorized area. So that the working efficiency and the management accuracy are largely improved, and the purpose of energy saving is reached through the rational management.
Description
Technical field
The utility model belongs to a kind of air conditioning control device, is specifically related to a kind of temperature adjustment amount or device of controlling of temperature adjustment time to each branch's air-conditioning of central air-conditioning.
Background technology
The central air-conditioning thermoregulating system of hotel, office building, office, enterprise or residential building is to adopt some branches air-conditioning to carry out heating or refrigeration temperature adjustment for each temperature adjustment unit, and existing this type systematic lacks efficient, energy-conservation management method to the management of each branch's air-conditioning.
Summary of the invention
The technical problems to be solved in the utility model provides and a kind ofly can realize authorizing, awarding the radio-frequency card air conditioning control device of limit management to temperature adjustment time of each branch of central air conditioner system and temperature adjustment amount.
The technical scheme that addresses the above problem is: the electrically operated valve by branch's air-conditioning temperature controller control is set respectively on the fan coil path of each branch's air-conditioning of central air-conditioning, it is characterized in that: described branch air-conditioning temperature controller is provided with the microprocessor with data processing function, microprocessor is connected to the card reader and the radio-frequency antenna of band identification code, and be connected to temperature sensor, microprocessor is connected with described electrically operated valve by ON-OFF control circuit, and this device also is provided with and can carries out bidirectional data exchange with the card reader of a plurality of described branches air-conditioning temperature controllers, radio-frequency card with identity recognition function.
The RFID radio-frequency recognition system that grew up in recent years mainly comprises card reader, radio-frequency antenna and radio-frequency card three parts, the function that has bidirectional data exchange between radio-frequency card and the card reader and target is discerned, the utility model has been introduced this technology, its operation principle is: the electrically operated valve of each branch's air-conditioning is set an identification code, usually divide in the radio-frequency card some specific cryptosystems that have are respectively arranged, and can carry out the sector of independent access control, make the identification code and a certain sector of radio-frequency card of each branch's fan coil electrically operated valve set up corresponding relation, the manager can be with managing control information: as the working time to each branch's air-conditioning, the bound of operating temperature, Entitlement Management Messages such as time switch are input in the corresponding sector of radio-frequency card, in use, the microprocessor card reader of each branch's air-conditioning electrically operated valve is by the radiofrequency signal of radio-frequency antenna transmission certain frequency, and radio-frequency card is about to (the temperature adjustment time of corresponding sector storage, temperature adjustment bound temperature, time switches etc.) authorization message sends; Each branch's radio-frequency antenna receives that the signal that radio-frequency card sends delivers to card reader, after card reader and radio-frequency card carry out authentication, the signal that receives is carried out delivering to microprocessor behind the demodulation sign indicating number, microprocessor stores authorization message, control with this electrically operated valve, realize control and management is carried out in the work of each branch's fan coil by ON-OFF control circuit respective branches air-conditioning draught fan coil pipe.
Can there be the management information to a plurality of branches of central air-conditioning air-conditioning in the utility model in the radio-frequency card, manage and control automatically with of the fan coil work of a radio-frequency card a plurality of branches air-conditioning, thereby can realize authorizing, award the limit management to each branch's air-conditioning, authority content can comprise: default room temperature, ON/OFF timing, locking, limit temperature etc., make each branch's air-conditioning can only in the administrator authorization scope, carry out work, improved the accuracy of operating efficiency and management greatly, and reached purpose of energy saving by rational management.
Description of drawings:
Fig. 1, the utility model frame principle figure
Fig. 2, the utility model embodiment frame principle figure
Fig. 3, the utility model embodiment branch air-conditioning temperature controller display screen schematic diagram
Specific embodiments
Radio-frequency card of this example can be controlled the branch's air-conditioning more than 60.
Fan coil to the central air-conditioning branch terminal is provided with the electrically operated valve of controlling its switching, and described electrically operated valve can be the direct current supply electrically operated valve of 4V, 24V, also can be the electric main electrically operated valve.
This routine electrically operated valve is to adopt little power consumption electrical ball valve, and the ball valve of valve body inner control fluid break-make is in transmission connection by valve rod and gear train and the micro machine that is contained in the housing, and branch's air-conditioning temperature controller is connected with micro machine by ON-OFF control circuit.
This example is provided with branch air-conditioning temperature controller and is fitted together power supply circuits, described power supply circuits input is connected with AC power, the power supply of microprocessor end of branch's air-conditioning temperature controller is connected with the power supply output of power supply circuits, the working power end of electrically operated valve is connected with the power supply output of power supply circuits by described on-off circuit by microprocessor control, and described on-off circuit and microprocessor are fitted together.
The working power end of the blower fan of branch's air-conditioning is connected with power supply circuits by the fan speed regulation circuit, and the fan speed regulation circuit is connected with microprocessor control signal output.
During installation, electrically operated valve draws back certain distance by the power line controlled by on-off circuit and branch's air-conditioning temperature controller and interconnects, when the power line of branch's air-conditioning temperature controller opened circuit, the power supply of electrically operated valve also opened circuit, and resetting means promptly makes electrically operated valve enter off state automatically.
Power supply circuits adopt the DWLE105 circuit, and be provided with direct current 4V, 24V and exchange the 220-250V output, but supply and demand otherwise select for use with the electrically operated valve of working power.
The fan speed regulation circuit divides high, medium and low three kinds of wind speed under the control of microprocessor be the blower fan power supply.
Described on-off circuit by microprocessor control is made up of relay, controls its break-make by microprocessor, turns on and off the power supply of electrically operated valve thus.
Referring to Fig. 2, this routine branch's air-conditioning temperature controller is provided with microprocessor LPC932, and its input is connected with card reader FM1702SL chip, and the FM1702SL chip is by radio-frequency antenna and radio-frequency card wireless connections.
FM1702SL is the high integrated Card Reader chip that is applied in the 13.56MHz contactless communication, and this chip adopts 0.6 μ m CMOS EEPROM technology, supports TYPE A contactless communication agreement under the 13.56MHz frequency, supports multiple encryption algorithms.
Radio-frequency card adopts the contactless encryption radio-frequency card of mifare mfl ic s50 of PHILIPS company, the not charged source of radio-frequency card itself, card reader sends the radiofrequency signal of certain frequency by antenna, when entering the transmitting antenna working region, radio-frequency card produces induced-current, radio-frequency card obtains energy and is activated, information such as self coding are sent by blocking built-in transmitting antenna, carry out bidirectional data exchange with card reader.This radio-frequency card have noncontact, reading rate fast, do not have wearing and tearing, not affected by environment, the life-span long, characteristics easy to use.
Microprocessor LPC932 input is connected to temperature sensor, is used to measure room temperature, and microprocessor can be controlled room temperature according to authorization message.
Microprocessor also is connected to the LCD LCDs, and Fig. 4 is the display screen of branch's air-conditioning temperature controller, is provided with temperature setting demonstration, room temperature demonstration, wind speed demonstration, cooling and warming demonstration, remaining sum demonstration, time switch demonstration.
The using method of present embodiment is: use management software, the method that adopts IC-card to supplement with money, Entitlement Management Message to each sector input respective branches air-conditioning of radio-frequency card, each branch's air-conditioning temperature controller receives these authorization messages by card reader and radio-frequency antenna, (radio-frequency card enters card-reading zone and promptly launches authorization message) for example can carry out following control and management according to the work of these authorization message control air-conditioning branches:
1, management in limited time uses the unit to charge into the rights of using in a season or January to certain.As: one month is 22 working days, the office of 8 hours every workdays, 8x22=176 hour.The manager promptly can charge into 176 hours rights of using by radio-frequency card to this use unit, after this information is input to corresponding IC-card air-conditioning temperature controller, this uses staff's selectivity use as required of unit, exceed mandate during the time when total service time, microprocessor sends signal, and branch's air-conditioning shuts down automatically.
2. temperature treatment, reach purpose of energy saving by in the winter time maximum temperature and temperature of the indoor end in summer in the confinement cells, the manager is set in temperature the target temperature (as: selecting 26 ℃ of lockings summer) of control earlier, this authorization message is stored in respective branches air-conditioning temperature controller by radio-frequency card, when the respective branches air-conditioning measures place, place temperature above design temperature by temperature sensor, microprocessor sends signal, and branch's air-conditioning shuts down automatically.
This routine IC-card branch air-conditioning temperature controller is except that having the function of temperature control the same with the common air-conditioning temperature controller, but the authorization message sent of received RF card also, in the work of scope of authority inner control air-conditioner.
Claims (2)
1. radio-frequency card air conditioning control device, electrically operated valve by branch's air-conditioning temperature controller control is set respectively on the fan coil path of each branch's air-conditioning of central air-conditioning, it is characterized in that: described branch air-conditioning temperature controller is provided with the microprocessor with data processing function, microprocessor is connected to the card reader and the radio-frequency antenna of band identification code, and be connected to temperature sensor, microprocessor is connected with described electrically operated valve by ON-OFF control circuit, and this device also is provided with and can carries out bidirectional data exchange with the card reader of a plurality of described branches air-conditioning temperature controllers, radio-frequency card with identity recognition function.
2. radio-frequency card air conditioning control device according to claim 1, it is characterized in that: be provided with branch air-conditioning temperature controller and be fitted together power supply circuits, described power supply circuits input is connected with AC power, the power supply of microprocessor end of branch's air-conditioning temperature controller is connected with the power supply output of power supply circuits, the working power end of electrically operated valve is connected with the power supply output of power supply circuits by described on-off circuit by microprocessor control, and described on-off circuit and microprocessor are fitted together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201485715U CN201032243Y (en) | 2007-05-08 | 2007-05-08 | Radio frequency card air conditioning control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201485715U CN201032243Y (en) | 2007-05-08 | 2007-05-08 | Radio frequency card air conditioning control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201032243Y true CN201032243Y (en) | 2008-03-05 |
Family
ID=39164132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201485715U Expired - Fee Related CN201032243Y (en) | 2007-05-08 | 2007-05-08 | Radio frequency card air conditioning control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201032243Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322674A (en) * | 2011-09-28 | 2012-01-18 | 曼瑞德自控***（乐清）有限公司 | Water resource heat pump central air conditioner centralized control system and charging method |
| CN101893302B (en) * | 2009-05-18 | 2012-10-17 | 中华电信股份有限公司 | Air conditioner management system combined with personnel detection and management mechanism |
| CN107664337A (en) * | 2017-08-21 | 2018-02-06 | 珠海格力电器股份有限公司 | Air conditioning system, and control method and device of air conditioning unit equipment |
-
2007
- 2007-05-08 CN CNU2007201485715U patent/CN201032243Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893302B (en) * | 2009-05-18 | 2012-10-17 | 中华电信股份有限公司 | Air conditioner management system combined with personnel detection and management mechanism |
| CN102322674A (en) * | 2011-09-28 | 2012-01-18 | 曼瑞德自控***（乐清）有限公司 | Water resource heat pump central air conditioner centralized control system and charging method |
| CN107664337A (en) * | 2017-08-21 | 2018-02-06 | 珠海格力电器股份有限公司 | Air conditioning system, and control method and device of air conditioning unit equipment |
| CN107664337B (en) * | 2017-08-21 | 2019-11-19 | 珠海格力电器股份有限公司 | Air-conditioning system, the control method of air-conditioner set equipment and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080305 Termination date: 20150508 |
|
| EXPY | Termination of patent right or utility model |