CN202002263U - System for monitoring magnetic suspension central air conditioning unit - Google Patents
System for monitoring magnetic suspension central air conditioning unit Download PDFInfo
- Publication number
- CN202002263U CN202002263U CN2010206614894U CN201020661489U CN202002263U CN 202002263 U CN202002263 U CN 202002263U CN 2010206614894 U CN2010206614894 U CN 2010206614894U CN 201020661489 U CN201020661489 U CN 201020661489U CN 202002263 U CN202002263 U CN 202002263U
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Abstract
The utility model discloses a system for monitoring a magnetic suspension central air conditioning unit, which comprises monitoring equipment, a transmission network and customer end air conditioning unit equipment. The monitoring equipment and the air conditioning unit are connected on the transmission network, and the monitoring equipment receives equipment status information of the air conditioning unit by the aid of the transmission network. The system is used for realizing remote monitoring running status of the customer end air conditioning unit equipment, storing data of a fault user unit and transmitting the fault data information to relative workers so that damage to the equipment is reduced.
Description
Technical field
The utility model relates to a kind of long distance control system, is meant a kind of system of the remote monitoring magnetic suspension central air-conditioning unit of realizing based on 3G network especially.
Background technology
Central air-conditioning maintaining after sale, most important to the normal operation that central air-conditioning can be reliably and with long-term, particularly, how to carry out the maintaining service for the high magnetic suspension central air-conditioning of cost, be the problem all considered of each big central air-conditioning producer at present.
Common way is that air-conditioning sales field or air conditioning system maker depend on a huge after-sale service troop, tackle and handle client's air-conditioning problems in running at any time, periodic monitoring and the operation conditions of making an inspection tour air-conditioning.Easily cause administrative vulnerability, as making a false report, slow down etc.Not only can influence the image of enterprise, also expend enterprise's great amount of manpower and material resources and fund, thereby restrict the development of enterprise.
The utility model content
In view of this, main purpose of the present utility model is to provide a kind of long distance control system, but to realize the magnetic suspension central air-conditioning unit service data and the fault message of remote monitoring various places, reduces cost of labor.
A kind of system that monitors magnetic suspension central air-conditioning unit that the utility model provides comprises:
Watch-dog, transmission network and client air-conditioning unit equipment.
Watch-dog and client air-conditioning unit equipment are connected on the transmission network, and described watch-dog receives the status information of client air-conditioning unit equipment by transmission network.Can realize real-time monitoring equipment monitor client air-conditioning unit equipment thus.
Described watch-dog comprises: monitor terminal machine, data-interface, GSM SMS module.
The monitor terminal machine is used for the operation monitoring program, by intelligence operation, realizes the control to client air-conditioning unit equipment.
Data-interface is connected between monitor terminal machine and the transmission network, is used to carry out the exchanges data of monitor terminal machine and transmission network.
The GSM SMS module is used for warning message is resolved, and is sent to the corrective maintenance personnel with the note form, so that the maintenance personnel understands the failure condition of equipment in the very first time.
Described monitor terminal machine also comprises data storage, power failure protection module.
Described data storage is built in the monitor terminal machine, is used to store operational factor, the warning message of client air-conditioning unit equipment, accent unit equipment maintenance personnel's contact method, is convenient to query history information.
Described power failure protection module; be built in the monitor terminal machine; be used for when sending electricity again behind the system blackout, can making the monitor terminal machine to start voluntarily and can keep cutting off the power supply before state and data message, even if there is not the staff, but client air-conditioning unit equipment autonomous operation still.
Described client air-conditioning unit equipment comprises: magnetic suspension aircondition, centralized control system, GPRS radio transmission apparatus.
Described centralized control system is connected by bus with the magnetic suspension aircondition, is used to receive the status information from the magnetic suspension aircondition, and implements monitoring.
Described centralized control system also links to each other with transmission network, is used for the status information of equipment of the magnetic suspension aircondition of its reception is offered watch-dog by transmission network.
Described GPRS radio transmission apparatus links to each other with described centralized control system, is used for the status information wireless transmission with the magnetic suspension aircondition.
Described transmission network comprises: the wired or wireless communication network.
Described centralized control system comprises:
The PLC module is used for the operation by program code control the said equipment, based on other speed of service of Millisecond, satisfies the monitoring needs.
The I/O module is used for being connected with valve, chilled water pump, cooling water pump, the cooling tower equipment of magnetic suspension aircondition by cable, receives the service data of the said equipment.
Communication module is sent to watch-dog with the service data of valve, chilled water pump, cooling water pump, cooling tower equipment by transmission network.
Described magnetic suspension aircondition comprises: the valve of the valve of magnetic suspension air-conditioner host, chilled water circulation and water pump, cooling water circulation and water pump, cooling tower equipment, water supplement apparatus, water treatment facilities, terminal assembled air-conditioner case.By monitoring,, carry out the fault judgement thereby be convenient to relevant director for watch-dog provides more comprehensive data message to all magnetic suspension airconditions.
As seen from the above, the utility model realization Network Based so that the plant maintenance personnel very first time is understood fault message, increases service quality to the monitoring of client air-conditioning unit equipment, reduces cost of labor.
Description of drawings
Fig. 1 is the internet topological diagram of the utility model device
Fig. 2 is the structure chart of the utility model device
The specific embodiment
The utility model system comprises:
Watch-dog, transmission network and client air-conditioning unit equipment.
Described watch-dog comprises: monitor terminal machine, data-interface, GSM SMS module.
Described monitor terminal machine is installed monitoring software, is used for the operation monitoring program, sends instruction, the control of being correlated with for the operation of air-conditioning unit equipment.
Show the operational factor of described client air-conditioning unit equipment in the monitor terminal machine key frame with figure, and this operational factor is stored in the data storage of monitor terminal machine.Accordingly, responsible this client air-conditioning unit corrective maintenance personnel's contact method also is stored in the data storage of monitor terminal machine.
The monitor terminal machine compares by the operational factor and the standard operational factor of each client air-conditioning unit equipment that monitoring software sends transmission network, and the client air-conditioning unit equipment that do not meet the parameter error scope resolved fault alarm information constantly first, warning message is sent to air-conditioning unit corrective maintenance personnel by the GSM SMS module with information.
Accordingly, at the warning message that client air-conditioning unit equipment directly sends, monitor terminal is issued air-conditioning unit corrective maintenance personnel with it with the short message form.
The warning message of storing in the described data storage can be as required, and according to the time period of any appointment, subitem is retrieved for examination the storage data of server, and produce Microsoft Excel, time plot, and support printout.
Described GSM SMS module is connected with monitor terminal machine machine by data-interface, relevant drive software is installed in the monitor terminal machine can resolve the warning message in the monitor terminal machine, and sends on the relevant air-conditioning unit corrective maintenance personnel's that are responsible for the mobile phone in the mode of short message.Air-conditioning unit corrective maintenance personnel just can understand the fault of client air-conditioning unit equipment according to short message, so that handle it timely.
In addition, the built-in power failure protection module of described monitor terminal machine.
Described power failure protection module is used for that the monitor terminal machine is started voluntarily and can keep cutting off the power supply preceding state and data message, thereby makes the monitor terminal machine need not manual intervention.
Described data-interface also is used for the monitor terminal machine is connected with transmission network, carries out the exchanges data of monitor terminal machine and transmission network.
Wherein, described watch-dog can be divided into according to type: user monitoring equipment, remote wireless monitoring equipment.
Present embodiment medium-long range wireless monitoring equipment is provided with fixedly static ip address.Like this, when system's startup, whole nation client air-conditioning unit equipment everywhere by this static ip address, can send client air-conditioning unit equipment operating data and fault message to described remote wireless monitoring equipment.Also can realize client air-conditioning unit equipment is oppositely controlled by the GPRS/CDMA bilateral system, as: control such as time adjustment, status report, switch function.
Described transmission network comprises: cable network, wireless network.
Described cable network is connected user monitoring equipment by cable with client air-conditioning unit equipment; Described wireless network is based on the network environment of GPRS/CDMA, and how tame Virtual network operators such as compatibility moves, interlock, telecommunications will be connected with client air-conditioning unit equipment with remote wireless monitoring equipment; Realize data information exchange.
Described client air-conditioning unit equipment comprises: magnetic suspension aircondition, centralized control system, GPRS radio transmission apparatus.
Described centralized control system is used to gather the operational factor of described magnetic suspension aircondition, and the abnormal conditions that operation takes place to the magnetic suspension aircondition provide safeguard measure rapidly, the generation warning message.By cable network operational factor and warning message are sent to user monitoring equipment; Also can operational factor and warning message be sent to remote wireless monitoring equipment by described GPRS radio transmission apparatus.
Described magnetic suspension aircondition comprises: the valve of the valve of magnetic suspension air-conditioner host, chilled water circulation and water pump, cooling water circulation and water pump, cooling tower equipment, water supplement apparatus, water treatment facilities, terminal assembled air-conditioner case.
By monitoring,, carry out the fault judgement thereby be convenient to relevant director for watch-dog provides more comprehensive data message to all magnetic suspension airconditions.
Described centralized control system comprises: PLC module, I/O module, communication module.
Described I/O module is used for being connected with valve, chilled water pump, cooling water pump, the cooling tower equipment of magnetic suspension aircondition by cable, receives the service data of the said equipment.The PLC module is used for the operation by program code control the said equipment.Described communication module is used for just, and the service data of the said equipment is sent to watch-dog by transmission network.
The communication module of centralized control system comprises the ModBus PORT COM, adopts 485 Shielded Twisted Pairs by this port centralized control system to be connected with the magnetic suspension air-conditioner host.The two supports standard ModBus agreement, and by the form of communication, the PLC module of centralized control system is gathered the service data of magnetic suspension air-conditioner host.
The valve of the valve of described chilled water circulation, cooling water circulation is connected with the I/O module of centralized control system by cable.
The PLC module of centralized control system comprises the detection and the output of DI, DO, AI, four kinds of normal signals of AO.The valve of the valve of described chilled water circulation, cooling water circulation, its open and close control is 2 DO control points, reaching the position feedback, closing the feedback that puts in place is 2 DI signaling points, fault alarm is 1 DI signaling point, the hand auto state is 1 DI signaling point, and these signaling points of valve all have cable to be connected with the I/O module of centralized control system, PLC module group can be controlled the action of valve site, the state of collection site valve by the I/O module.
In addition, for the valve of adjustable type, the PLC module is come the by-pass valve control action by the analog signals of AO output 4-20mA, and the AI input signal that detects 4-20mA is known the opening of valve.
Described chilled water pump, cooling water pump, cooling tower equipment often are furnished with special switch board in client, and open RCI, interface comprise basic startup, stop control, the overload fault of water pump.For variable frequency pump, switch board can open 4-20mA or 0-10V analog quantity received signal and feedback signal.The I/O module of centralized control system is connected with the control corresponding cabinet by many group rigid line cables, this equipment is controlled, and gathered the state of relevant device.
To sum up; by communication, rigid line control signal and feedback signal; centralized control system is based on the processing speed of PLC module Millisecond; can effectively do the correct interlocked control of auto levelizer; promptly and accurately catch record trouble device running state data constantly; abnormal conditions are provided safeguard measure rapidly, and generate warning message.Because the processing speed of PLC module Millisecond in the described centralized control system, and the mechanism that is used for the data stored record by the external Mass Data Storage Facility of I/O module, so described watch-dog just can be collected the critical data of all device operations, therefore, watch-dog can the proper extension data read cycle, promptly can alleviate the pressure of data traffic, can reduce the expense of traffic service again greatly.
The communication module of centralized control system also is provided with an independent ModBus port for wireless remote monitering, the transparent protocol transmission, be connected with described GPRS radio transmission apparatus by 485 cables, can do corresponding preparation in real time with the information collecting device of magnetic suspension aircondition, obtain point-to-point the connection with remote wireless monitoring equipment by transmission network; Centralized control system is provided with the TCP/TP port, by netting twine, be connected with user monitoring equipment, described centralized control system be set to the same network segment, i.e. exchange data with user monitoring equipment.Check the data that collected easily, and can carry out basic operation the magnetic suspension aircondition.
The Modbus mouth of standard is to use the compatible serial line interface of a RS-232C, this interface definition the stitch of connector, cable, signal bits, Transmission bit rate, even-odd check, support diverse network framework and various application system.The information collecting device of magnetic suspension aircondition can be directly or via the modem networking.When in Modbus network enterprising when news of working, agreement can make each information collecting device know the unit address of itself, and identification is to the data of its addressing, taking-up is included in data in the information and data etc., the information collecting device tissue is answered this data message, and continues to use the Modbus agreement that this information is sent out.
A built-in SIM card in the described GPRS radio data-transmission equipment, this SIM is opened the GPRS traffic service in advance, this GPRS radio data-transmission equipment support is carried out transfer of data with the equipment that has RS-232, RS-485 standard communication interface, the packet that it is not uploaded and issue equipment makes an explanation and handles, only user data package is implemented the TCP/UDP data packet and unpacked processing, thereby realize the function of data transparency transmission.Also support simultaneously to authorize mobile phone it to be carried out the function of data query with way of short messages.Can communicate with centralized control system easily by the communication module of centralized control system, realize data interaction.The magnetic suspension aircondition just can access of radio network by this bridge of radio data-transmission equipment.The GPRS radio data-transmission equipment adopts ModBus RTU communications protocol, how tame Virtual network operators such as based on the network environment of GPRS/CDMA, compatibility moves, interlock, telecommunications.
The utility model specific embodiment is: the centralized control system in the client air-conditioning unit equipment is gathered the service data information of corresponding magnetic suspension aircondition, by transmission network service data information is sent to watch-dog, operational factor and standard operational factor are compared, if comparative result does not meet the parameter error scope, system produces warning message, the form of warning message by short message is sent in the relevant responsible corrective maintenance personnel mobile phone, so that the very first time is understood the failure condition of client air-conditioning unit equipment, and launch maintenance.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. a system that monitors magnetic suspension central air-conditioning unit is characterized in that, comprising: watch-dog, transmission network and air-conditioning unit equipment;
Watch-dog and client air-conditioning unit equipment are connected on the transmission network, and described watch-dog receives the status information of client air-conditioning unit equipment by transmission network.
2. system according to claim 1 is characterized in that, described watch-dog comprises:
The monitor terminal machine is used for the operation monitoring program;
Data-interface is connected between monitor terminal machine and the transmission network, is used to carry out the exchanges data of monitor terminal machine and transmission network;
The GSM SMS module is used for warning message is resolved, and is sent to the corrective maintenance personnel with the note form.
3. according to system according to claim 2, it is characterized in that described monitor terminal machine also comprises data storage, power failure protection module;
Described data storage is built in the monitor terminal machine, is used to store operational factor, the warning message of client air-conditioning unit equipment, accent unit equipment maintenance personnel's contact method;
Described power failure protection module is built in the monitor terminal machine, is used for the monitor terminal machine being started voluntarily and can keeping cutting off the power supply preceding state and data message.
4. system according to claim 1 is characterized in that,
Described client air-conditioning unit equipment comprises: magnetic suspension aircondition, centralized control system, GPRS radio transmission apparatus;
Described centralized control system is connected by bus with the magnetic suspension aircondition, is used to receive the status information from the magnetic suspension aircondition, and implements monitoring;
Described centralized control system also links to each other with transmission network, is used for the status information of the magnetic suspension aircondition of its reception is offered watch-dog by transmission network;
Described GPRS radio transmission apparatus links to each other with described centralized control system, is used for the status information wireless transmission with the magnetic suspension aircondition.
5. system according to claim 1 is characterized in that, described transmission network comprises:
The wired or wireless communication network.
6. system according to claim 4 is characterized in that, described centralized control system comprises:
The PLC module is used for the operation by program code control the said equipment;
The I/O module is used for being connected with valve, chilled water pump, cooling water pump, the cooling tower equipment of magnetic suspension aircondition by cable, receives the service data of the said equipment;
Communication module is sent to watch-dog with the service data of valve, chilled water pump, cooling water pump, cooling tower equipment by transmission network.
7. system according to claim 4, it is characterized in that, described magnetic suspension aircondition comprises: the valve of the valve of magnetic suspension air-conditioner host, chilled water circulation and water pump, cooling water circulation and water pump, cooling tower equipment, water supplement apparatus, water treatment facilities, terminal assembled air-conditioner case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206614894U CN202002263U (en) | 2010-12-03 | 2010-12-03 | System for monitoring magnetic suspension central air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206614894U CN202002263U (en) | 2010-12-03 | 2010-12-03 | System for monitoring magnetic suspension central air conditioning unit |
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| Publication Number | Publication Date |
|---|---|
| CN202002263U true CN202002263U (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206614894U Expired - Fee Related CN202002263U (en) | 2010-12-03 | 2010-12-03 | System for monitoring magnetic suspension central air conditioning unit |
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| CN (1) | CN202002263U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256690A (en) * | 2013-06-24 | 2013-08-21 | 国家电网公司 | Precise air-conditioner remote control system based on Ethernet |
| CN105511325A (en) * | 2015-12-29 | 2016-04-20 | 珠海格力电器股份有限公司 | Data-processing system, method, and device for machine unit |
| CN106288221A (en) * | 2016-08-26 | 2017-01-04 | 珠海格力电器股份有限公司 | Air conditioning control method and system and air conditioning unit |
| CN106969465A (en) * | 2017-03-21 | 2017-07-21 | 深圳达实智能股份有限公司 | Central air-conditioning in office building system magnetic suspension cold water host control method and device |
| CN107143966A (en) * | 2017-03-21 | 2017-09-08 | 深圳达实智能股份有限公司 | The control method and device of Hospital Central Air-conditioning System magnetic suspension cold water main unit |
| CN110388719A (en) * | 2019-07-24 | 2019-10-29 | 重庆美的通用制冷设备有限公司 | Central air-conditioning unit and its control method and device |
| CN114294780A (en) * | 2021-11-22 | 2022-04-08 | 丁家智 | Cloud online central air conditioner fault analysis system |
-
2010
- 2010-12-03 CN CN2010206614894U patent/CN202002263U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256690B (en) * | 2013-06-24 | 2016-01-20 | 国家电网公司 | A kind of precise air-conditioner remote control system based on Ethernet |
| CN103256690A (en) * | 2013-06-24 | 2013-08-21 | 国家电网公司 | Precise air-conditioner remote control system based on Ethernet |
| CN105511325B (en) * | 2015-12-29 | 2018-06-01 | 珠海格力电器股份有限公司 | Data handling system, method and device for unit |
| CN105511325A (en) * | 2015-12-29 | 2016-04-20 | 珠海格力电器股份有限公司 | Data-processing system, method, and device for machine unit |
| CN106288221A (en) * | 2016-08-26 | 2017-01-04 | 珠海格力电器股份有限公司 | Air conditioning control method and system and air conditioning unit |
| CN106288221B (en) * | 2016-08-26 | 2019-07-26 | 珠海格力电器股份有限公司 | Air conditioning control method and system and air-conditioner set |
| CN107143966A (en) * | 2017-03-21 | 2017-09-08 | 深圳达实智能股份有限公司 | The control method and device of Hospital Central Air-conditioning System magnetic suspension cold water main unit |
| CN106969465A (en) * | 2017-03-21 | 2017-07-21 | 深圳达实智能股份有限公司 | Central air-conditioning in office building system magnetic suspension cold water host control method and device |
| CN106969465B (en) * | 2017-03-21 | 2019-09-20 | 深圳达实智能股份有限公司 | Central air-conditioning in office building system magnetic suspension cold water host control method and device |
| CN107143966B (en) * | 2017-03-21 | 2019-12-10 | 深圳达实智能股份有限公司 | Control method and device for magnetic suspension cold water main machine of hospital central air-conditioning system |
| CN110388719A (en) * | 2019-07-24 | 2019-10-29 | 重庆美的通用制冷设备有限公司 | Central air-conditioning unit and its control method and device |
| CN114294780A (en) * | 2021-11-22 | 2022-04-08 | 丁家智 | Cloud online central air conditioner fault analysis system |
| CN114294780B (en) * | 2021-11-22 | 2024-05-07 | 广西联洋数智节能科技有限公司 | Cloud online central air conditioner fault analysis system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20161203 |