CN205247234U - Heating refrigerating system weather compensating system - Google Patents
Heating refrigerating system weather compensating system Download PDFInfo
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- CN205247234U CN205247234U CN201520830688.6U CN201520830688U CN205247234U CN 205247234 U CN205247234 U CN 205247234U CN 201520830688 U CN201520830688 U CN 201520830688U CN 205247234 U CN205247234 U CN 205247234U
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- temperature sensor
- network communication
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Abstract
The utility model discloses a heating refrigerating system weather compensating system, the AD conversion module, network communication module and the temperature sensor that are connected including PLC and the control circuit through PLC, network communication module includes 2G3G4G network communication module, wiFi network communication module and ethernet network communication module, one end is connected with PLC's output unit respectively, the other end is connected with cloud data center communication module respectively, AD conversion module is connected with motorised valve and executor respectively through circuit inputoutput interface, temperature sensor is connected with PLC through PLC's input unit. The utility model discloses take multichannel signal processing and transmitting data, data transmission is direct to link to each other with cloud data center communication module, and transmission speed is faster, has improved the dynamic data accuracy, realized that data are high -speed, the high accuracy sampling, reduced the produced signal errors of mechanical problem of sensor, the good reliability.
Description
Technical field
The utility model relates to a kind of climate compensating system, relates in particular to a kind of heating/refrigeration system weather and mendsRepay system.
Background technology
Climate compensator is in the market a kind of instrument for automatic control, and its inside is provided with for thermal conditioning songLine, the indoor temperature requirement of the different time that can set according to the variation of outside air temperature and user, according toThe curve negotiating arranging regulates the flow of heat supply/refrigeration net automatically, controls supply water temperature, to meet userThe variation requirement of thermic load. But because site environment disturbing factor is numerous, the data fluctuations that collects is large,Poor stability, precision are low, and therefore reliability can not be guaranteed.
Utility model content
In order to solve the existing weak point of above-mentioned technology, the utility model provides a kind of heating/refrigerationSystem climate compensating system.
In order to solve above technical problem, the technical solution adopted in the utility model is: a kind of heating/refrigerationSystem climate compensating system, comprises PLC and the AD modular converter, the network that are connected by the control circuit of PLCCommunication module and temperature sensor; Network communication module comprises 2G/3G/4G network communication module, WiFi networkCommunication module and Ethernet communication module; 2G/3G/4G network communication module, WiFi network communication mouldPiece is connected with the output unit of PLC respectively with Ethernet communication module one end, the other end respectively withCloud data center communication module is connected; AD modular converter by circuit input/output interface respectively with motor-driven valveBe connected with actuator;
Temperature sensor comprises indoor temperature transmitter, Tube Temperature Sensor and outdoor temperature sensor; ChamberInterior temperature sensor, Tube Temperature Sensor and outdoor temperature sensor respectively the input block by PLC withPLC is connected.
PLC comprises CPU, memory and power module; CPU is arranged on the middle part of PLC master control borad, left and right two sidesBe connected with respectively input block and output unit by circuit, the below of CPU is by circuit connected storage;Power module is arranged on the right part below of PLC master control borad, by circuit respectively with input block and output unitBe connected.
PLC also comprises expansion interface; CPU is connected with expansion interface by circuit.
PLC is connected with local memory module by output unit.
Indoor temperature transmitter, Tube Temperature Sensor and outdoor temperature sensor are multiple, and all establish insideBe equipped with calibration chip.
Structural design of the present utility model is more scientific and reasonable, takes multiple signals to process and transmission data, numberReportedly defeatedly directly be connected with cloud data center communication module, transmission speed is faster, and has improved dynamic dataAccuracy; Have calibration chip at sensor setting, PLC carries out comprehensive moving to the state of each sensorState monitoring, has realized data high-speed, sampling with high precision, can keep like this uniformity of all the sensors,Effectively reduced the signal errors that the mechanical problem of sensor produces, reliability is strong.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is overall structure block diagram of the present utility model.
Fig. 2 is workflow diagram of the present utility model.
Fig. 3 is the flow chart of AD modular converter.
Detailed description of the invention
As shown in Figure 1, the utility model comprises PLC and the AD modulus of conversion being connected by the control circuit of PLCPiece, network communication module and temperature sensor; Network communication module comprise 2G/3G/4G network communication module,WiFi network communication module and Ethernet communication module; 2G/3G/4G network communication module, WiFi netNetwork communication module is connected with the output unit of PLC respectively with Ethernet communication module one end, anotherEnd is connected with cloud data center communication module respectively; AD modular converter by circuit input/output interface respectivelyBe connected with actuator with motor-driven valve;
Temperature sensor comprises indoor temperature transmitter, Tube Temperature Sensor and outdoor temperature sensor; ChamberInterior temperature sensor, Tube Temperature Sensor and outdoor temperature sensor can arrange multiple, and inside is provided withCalibration chip; Can realize multipoint acquisition to the temperature of whole heating/refrigeration system, get the average of multipoint acquisitionValue, is the accuracy in order to ensure data like this, when multiple spot arranges, gathers, and guarantees the standard of data acquisitionReally property. Indoor temperature transmitter, Tube Temperature Sensor and outdoor temperature sensor pass through respectively the defeated of PLCEntering unit is connected with PLC. Temperature sensor is provided with basic warming probe, and the core of basic warming probe is surveyedAmount element is that temperature sensor and calibration chip combine, and the signal of core measuring cell is again by sensor dieAnalog signal is exported by the circuit connecting mode of PLC, then is transferred to by the dedicated gateway of network communication moduleCloud data center communication module.
PLC comprises CPU, memory and power module; CPU is arranged on the middle part of PLC master control borad, left and right two sidesBe connected with respectively input block and output unit by circuit, the below of CPU is by circuit connected storage;Power module is arranged on the right part below of PLC master control borad, by circuit respectively with input block and output unitBe connected. On input block and output unit, be respectively arranged with multiple input ports and output port.
PLC also comprises expansion interface; CPU is connected with expansion interface by circuit. When input interface inadequateTime can insert the expansion card of input by expansion mouthful.
PLC is connected with local memory module by output unit, in data transmission procedure, can store data inLocal memory module, and can external UPS stand-by power supply in whole system, can effectively prevent from breaking like thisThe situation that after electricity, transfer of data is not pass by.
Because data handling system is the data acquisition based on PLC circuit mode, the equipment of running all thereinHave independently address, temperature sensor passes through the data of the indoor and outdoor temperature collecting and pipe temperature independentAddress transfer carry out collection analysis to PLC.
The Main Function of actuator is by PLC and control circuit, controls the conversion of AD module, thereby realizesThe selection of signal output type. Export after different address signals in the address wire of PLC, can both be exactlyTriggering can actuator Enable Pin. The rotating speed that wherein actuator can directly be controlled pump motor increases and adds deductFew discharge, so both can reach the effect that raises or reduce indoor temperature; Simultaneously defeated by address in PLCThe unlike signal going out also can be controlled the temperature of the various adjustable valve gate controls confession backwater in heating/refrigeration plantDegree.
It is unified that heating/refrigeration system climate compensating system core missions are exactly the data that other interface is collectedThe data that are converted to ICP/IP protocol forward by network interface, so climate compensating system network system is establishedThe core of meter is planned network interface. Realize embedded access network based on ethernet, will realize complicated TCP/IP agreement, the requirement of memory, arithmetic speed etc. to embedded microcontroller is higher. So embeddedThe key that system combines with Ethernet is how in the embedded system of resource-constrained, to realize TCP/IPAgreement. At present, the scheme that realizes embedded system access network based on ethernet mainly adopts dedicated network+private networkClose: first heating/refrigeration system climate compensating system gets up by dedicated Internet access, and then link speciallyWith on gateway, by this dedicated gateway (2G/3G/4G) as communication controller, by letter online internal proprietaryBreath is converted to ICP/IP protocol packet, sends to and on Ethernet, realizes transfer of data. This scheme must be complied withRely dedicated gateway as communication controller work, promote to a great extent the reliability of network entirety with in real timeProperty, and flexible for installation, convenient.
As shown in Figure 2 to 3, the course of work of the present utility model is as follows: PLC receives sign on, to defeatedThe input interface that enters unit detects, then indoor temperature transmitter, Tube Temperature Sensor and outdoor tempThe temperature data receiving is transferred to PLC by degree sensor, and PLC gathers the data that receive and carries outJudgement, translate packing by information, when actual temperature and need temperature to utilize actuator when there is any discrepancyRegulate temperature with motor-driven valve; After temperature meets, carry out signal feedback, be finally transferred to by network communication moduleCloud data center module, cloud data center receives information.
Heating/refrigeration system climate compensating system is combined with cloud computing, makes data forever have high in the clouds, rightThere is very large effect in later data analysis. What the weather compensation function of native system relied on is exactly high in the clouds dataCarry out the heating/cryogenic temperature in automatic conditioning chamber with real-time indoor and outdoor temperature, temperature regulates more accurate, keeps awayExempt from the waste of the energy, thereby reach more energy-conservation object.
AD modular converter is D/A converter module, and PLC is programmable logic controller (PLC).
Above-mentioned embodiment is not to restriction of the present utility model, and the utility model is also not limited in above-mentionedVariation that for example, those skilled in the art make within the scope of the technical solution of the utility model,Remodeling, interpolation or replacement, also all belong to protection domain of the present utility model.
Claims (5)
1. heating/refrigeration system climate compensating system, comprises PLC and the AD modular converter being connected by the control circuit of PLC, network communication module and temperature sensor; It is characterized in that: described network communication module comprises 2G/3G/4G network communication module, WiFi network communication module and Ethernet communication module; Described 2G/3G/4G network communication module, WiFi network communication module and Ethernet communication module one end are connected with the output unit of PLC respectively, the other end is connected with cloud data center communication module respectively; Described AD modular converter is connected with actuator with motor-driven valve respectively by circuit input/output interface;
Described temperature sensor comprises indoor temperature transmitter, Tube Temperature Sensor and outdoor temperature sensor; Described indoor temperature transmitter, Tube Temperature Sensor and outdoor temperature sensor are connected with PLC by the input block of PLC respectively.
2. heating/refrigeration system climate compensating system according to claim 1, is characterized in that: described PLC comprises CPU, memory and power module; Described CPU is arranged on the middle part of PLC master control borad, and left and right two square tube oversampling circuits are connected with respectively input block and output unit, and the below of CPU is by circuit connected storage; Described power module is arranged on the right part below of PLC master control borad, is connected respectively by circuit with input block with output unit.
3. heating/refrigeration system climate compensating system according to claim 2, is characterized in that: described PLC also comprises expansion interface; Described CPU is connected with expansion interface by circuit.
4. heating/refrigeration system climate compensating system according to claim 1, is characterized in that: described PLC is connected with local memory module by output unit.
5. heating/refrigeration system climate compensating system according to claim 1, is characterized in that: described indoor temperature transmitter, Tube Temperature Sensor and outdoor temperature sensor are multiple, and inside is provided with calibration chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520830688.6U CN205247234U (en) | 2015-10-26 | 2015-10-26 | Heating refrigerating system weather compensating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520830688.6U CN205247234U (en) | 2015-10-26 | 2015-10-26 | Heating refrigerating system weather compensating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205247234U true CN205247234U (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520830688.6U Expired - Fee Related CN205247234U (en) | 2015-10-26 | 2015-10-26 | Heating refrigerating system weather compensating system |
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| Country | Link |
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| CN (1) | CN205247234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107861538A (en) * | 2016-09-22 | 2018-03-30 | 深圳大学 | A kind of temprature control method of constant-temperature metal bath |
-
2015
- 2015-10-26 CN CN201520830688.6U patent/CN205247234U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107861538A (en) * | 2016-09-22 | 2018-03-30 | 深圳大学 | A kind of temprature control method of constant-temperature metal bath |
| CN107861538B (en) * | 2016-09-22 | 2020-11-10 | 深圳大学 | Temperature control method of constant-temperature metal bath |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20191026 |