CN103216659A - Temperature adjusting device with valve self-adaptive function - Google Patents
Temperature adjusting device with valve self-adaptive function Download PDFInfo
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- CN103216659A CN103216659A CN2013101169987A CN201310116998A CN103216659A CN 103216659 A CN103216659 A CN 103216659A CN 2013101169987 A CN2013101169987 A CN 2013101169987A CN 201310116998 A CN201310116998 A CN 201310116998A CN 103216659 A CN103216659 A CN 103216659A
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- 230000006978 adaptation Effects 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 12
- 230000009467 reduction Effects 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 3
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- 238000010438 heat treatment Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 10
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- 238000005485 electric heating Methods 0.000 description 4
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- 238000004378 air conditioning Methods 0.000 description 2
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- 238000012937 correction Methods 0.000 description 2
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- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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- 230000006698 induction Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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Abstract
The invention relates to the field of centralized heating, in particular to a temperature adjusting device with a valve self-adaptive function. The temperature adjusting device with the valve self-adaptive function comprises a temperature sampling unit, a temperature control unit, a valve self-adaptive unit, a motor drive unit and a controller unit, wherein the controller unit is respectively connected to the temperature sampling unit, the temperature control unit, the valve self-adaptive unit and the motor drive unit, the temperature control unit is respectively connected to the temperature sampling unit and the valve self-adaptive unit, and the motor drive unit is respectively connected to the valve self-adaptive unit and a valve. In comparison with the prior art, the opening degree of the valve can be precisely adjusted through the temperature adjusting device provided by the invention, so that the room temperature is accurately adjusted without frequent opening and closing actions, thus energy is saved.
Description
Technical field
The present invention relates to the central heat supply field, particularly a kind of temperature-adjusting device that possesses the valve adaptation function.
Background technique
Central heat supply had obtained development fast in recent years as the most economical heating mode of north of china in winter heating, and the central heat supply ratio rises year by year.Help the energy-saving and emission-reduction work in the whole nation in central heat supply industry research and development energy efficiency technology.Current, the indoor temperature-adjusting device of not installing of domestic most of heat supply resident family, room temperature higher or indoor nobody the time also can not the active adjustment temperature, cause huge energy dissipation.
Existing automatic room temperature regulation technology scheme has following three classes in the industry.
The first kind is the room temperature regulation technology that adopts in the central air-conditioning system.Electric actuator and Twoway valves are installed on the fan coil unit of this technology in each room, and a supporting temp controller, detect room temperature by temp controller, carry out the temperature control computing, according to operation result, by electric actuator standard-sized sheet or complete shut-down Twoway valves.This technology in order accurately to regulate the room temperature, often needs the action of open and close comparatively continually because valve state has only two kinds of standard-sized sheet, complete shut-downs, can waste energy.
Second class is to adopt the thermostatic valve technology.This technology utilizes thermometer bulb induction to close minor valve automatically when room temperature is too high, crosses intensifying valve when low in room temperature, thereby regulates the room temperature.This technology regulates the room temperature, and comparison is slow, degree of accuracy is not high, and does not have display unit, and the user can not know the current aperture of current actual room temperature and valve.
The 3rd class is to adopt electric heating final controlling element regulation technology.This Technology Need is an external controller on the electric heating final controlling element, crosses intensifying valve when low by controller control electric heating final controlling element in room temperature, closes minor valve when room temperature is too high.Because the electric heating final controlling element is to come controlling opening of valve by the principle of rising-heat contracting-cold, so the time of valve regulated is long, room temperature is regulated very slow.And needing external controller, installation need be connected up, and installs cumbersome.
Summary of the invention
The object of the invention is to provide a kind of temperature-adjusting device that possesses the valve adaptation function, to solve in the prior art by electric actuator, Twoway valves are installed on the fan coil unit of central air-conditioning system, and a supporting temp controller regulates the room temperature, because valve state has only two kinds of standard-sized sheet, complete shut-downs, in order accurately to regulate the room temperature, often need the action of open and close comparatively continually, the technical matters that can waste energy.
The object of the invention is achieved through the following technical solutions:
A kind of temperature-adjusting device that possesses the valve adaptation function, comprise temperature sampling unit, temperature conditioning unit, valve adaptive unit, electric-motor drive unit and controller unit, described controller unit is connected with described temperature sampling unit, described temperature conditioning unit, described valve adaptive unit, described electric-motor drive unit respectively, described temperature conditioning unit is connected with described temperature sampling unit, described valve adaptive unit respectively, and described electric-motor drive unit is connected with described valve adaptive unit, valve respectively; Wherein,
Described temperature sampling unit is used to gather room temperature;
Described temperature conditioning unit is used to calculate 0～100% current valve opening output value;
Described valve adaptive unit is used for mating automatically valve;
Described electric-motor drive unit is used to drive valve to change valve opening;
Described controller unit is used for setting temperature.
Preferably, described controller unit comprises CPU and load module, and described load module is connected with described CPU.
Preferably, described temperature sampling unit comprises temperature transducer, and described temperature transducer is connected with described CPU.
Preferably, described temperature conditioning unit comprises contrast module and computing module, and described CPU is connected with described computing module with described contrast module respectively.
Preferably, described valve adaptive unit comprises valve total kilometres testing module, the absolute revolution computing module of motor, motor relative speed computing module and motor revolution feedback module, and described CPU is connected with motor revolution feedback module with valve total kilometres testing module, the absolute revolution computing module of motor, motor relative speed computing module respectively.
Preferably, described motor revolution feedback module comprises first photoelectric sensor.
Preferably, described valve adaptive unit also comprises current valve opening feedback module, and described CPU is connected with described current valve opening feedback module.
Preferably, described electric-motor drive unit comprises direct current motor drive circuit module, reduction gear box, valve mandril and valve location testing circuit module, described CPU is connected with direct current motor drive circuit module, valve location testing circuit module respectively, and described reduction gear box is connected with direct current motor drive circuit module, valve mandril, valve location testing circuit module respectively.
Preferably, described valve location testing circuit module comprises described first photoelectric sensor.
Preferably, described load module comprises plurality of keys.
Preferably, described controller unit also comprises output module, and described output module is connected with described CPU, and described output module comprises display unit.
Compared with prior art, the present invention has following advantage:
1, by the accurate controlling opening of valve of temperature-adjusting device of the present invention, accurately regulating the room temperature, and do not need the action of open and close comparatively continually, thus conserve energy;
2, temperature-adjusting device of the present invention can be in real time according to the room temperature controlling opening of valve, and governing speed is fast, degree of accuracy is high, can show the current aperture of current actual room temperature and valve simultaneously;
3, temperature-adjusting device of the present invention can mate multiple different valve automatically, installation, easy to use, and using scope is extensive.
Description of drawings
Fig. 1 is a thermostatic principle schematic of the present invention;
Fig. 2 is the principle schematic of electric-motor drive unit of the present invention.
Embodiment
Below in conjunction with accompanying drawing, describe the present invention in detail.
See also Fig. 1, the temperature-adjusting device that possesses the valve adaptation function of the present invention, comprise temperature sampling unit 2, temperature conditioning unit 3, valve adaptive unit 4, electric-motor drive unit 5 and controller unit 1, controller unit 1 is connected with temperature sampling unit 2, temperature conditioning unit 3, valve adaptive unit 4, electric-motor drive unit 5 respectively, temperature conditioning unit 3 is connected with temperature sampling unit 2, valve adaptive unit 4 respectively, and electric-motor drive unit 5 is connected with valve adaptive unit 4, valve 6 respectively; Wherein, temperature sampling unit 2 is used to gather room temperature; Temperature conditioning unit 3 is used to calculate 0～100% current valve opening output value; Valve adaptive unit 4 is used for mating automatically valve; Electric-motor drive unit 5 is used to drive valve to change valve opening; Controller unit 1 is used for setting temperature.
Temperature-adjusting device of the present invention integrates valve control automatically, temperature sampling and liquid crystal display.Can detect room temperature and regulate water supply flow automatically, thereby regulate the room temperature, can effectively save the heat of using of heating.And possess the adaptive function of valve, can mate multiple different valve automatically, using scope is extensive.
Controller unit comprises CPU11, load module and output module, and CPU is connected with load module, output module respectively.In this example, load module comprises plurality of keys, and output module comprises display unit.Button can or be selected the preset working pattern for user's setting temperature.Operation interface adopts the key operation mode, and present embodiment provides a button for each mode of operation, and desired temperature up-down adjustment button is provided.The user can be switched current mode of operation by mode key one key, also can pass through desired temperature up-down adjustment key change Current Temperatures setting value.Multi-period fixed time temperature set-up function can be provided, and temperature control module is controlled heat dissipating capacity automatically according to the desired temperature in this period in each period, regulate the room temperature.Display unit adopts LCD, also can use other display modes such as LED demonstration, nixie tube demonstration.Can show information such as Current Temperatures setting value, Current Temperatures, work at present pattern, current time, current valve opening in the LCD interface.
The temperature sampling unit comprises temperature transducer, and temperature transducer is connected with CPU.Room temperature is gathered by temperature transducer in the temperature sampling unit, in the present embodiment with thermistor as temperature transducer, also can adopt other temperature acquisition method, as thermal resistor, chip temperature or the like collecting temperature.Cpu cycle property collecting temperature sensor signal, and after excess temperature filtering, temperature correction, obtain suitable current temperature value, this temperature value is as the input of temperature conditioning unit.
Temperature conditioning unit comprises contrast module and computing module, and CPU is connected with computing module with the contrast module respectively.Temperature conditioning unit receives the current temperature value of temperature sampling unit input, by the desired temperature that the contrast of contrast module is set, carries out specific temperature control algorithm by computing module, as pid algorithm, obtains 0～100% current valve opening output value.Temperature conditioning unit at set intervals, as 1 minute, computing once made that present embodiment can be in real time according to room temperature situation of change output valve aperture.
The valve adaptive unit comprises valve total kilometres testing module, the absolute revolution computing module of motor, motor relative speed computing module and motor revolution feedback module, and CPU is connected with motor revolution feedback module with valve total kilometres testing module, the absolute revolution computing module of motor, motor relative speed computing module respectively.CPU as 1 week, carries out valve total kilometres by valve total kilometres testing module and detects at set intervals, and its process is: at first with the valve complete shut-down, and motor accumulative total revolution zero clearing this moment; With valve wide open, record motor this moment accumulative total revolution is valve total kilometres revolutions then.Behind 0～100% the current valve opening input valve adaptive unit of temperature conditioning unit output, by the absolute revolution computing module of motor the valve opening that receives being multiplied by valve total kilometres revolution is that linear conversion obtains the absolute revolution of motor, by motor relative speed computing module absolute revolution is obtained relative speed with working as the contrast of front motor revolution again, institute's value exports electric-motor drive unit to.When the front motor revolution is obtained by the photoelectric detection mode by motor revolution feedback module.Motor revolution feedback module comprises first photoelectric sensor.By the valve adaptive unit, can detect the length of various valves automatically, thereby can control multiple valve automatically.
The valve adaptive unit also comprises current valve opening feedback module, and CPU is connected with current valve opening feedback module.Can know current valve opening by current valve opening feedback module.
See also Fig. 2, electric-motor drive unit comprises direct current motor drive circuit module 51, reduction gear box 52, valve mandril 53 and valve location testing circuit module 54, CPU11 is connected with direct current motor drive circuit module 51, valve location testing circuit module 54 respectively, and reduction gear box 52 is connected with direct current motor drive circuit module 51, valve mandril 53, valve location testing circuit module 54 respectively.Valve adaptive unit output valve aperture electrical signal is given CPU11, CPU11 becomes motor drive signal by direct current motor drive circuit module 51 with this electrical signal conversion, drive motor rotates, and then drive reduction gear box 52 rotates, driving valve mandril 53 again moves up and down, valve mandril 53 closely contacts with valve rod, so the position change of valve mandril will directly change the valve rod position change, thereby changes valve opening.Valve location testing circuit module 54 adopts the first above-mentioned photoelectric sensor, first photoelectric sensor by the number of turns that detects the reduction gear box middle gear and rotate to learn valve opening, and send detected signal to CPU11, send the valve total kilometres testing module and the current valve opening feedback module of valve adaptive unit again to by CPU11.
During use, temperature-adjusting device of the present invention is connected with valve on pipeline, thereby temperature-adjusting device changes pipeline thermal water flow by changing valve opening, regulates heating load, and then regulate room temperature.Be specially and pass through the button setting temperature earlier, cpu cycle property collecting temperature sensor signal, and after excess temperature filtering, temperature correction, obtain suitable current temperature value, this temperature value is as the input of temperature conditioning unit.Temperature conditioning unit compares and computing the temperature value of importing by contrast module and computing module, obtains 0～100% current valve opening output value and imports the valve adaptive unit.After the valve adaptive unit calculated 0～100% current valve opening of temperature conditioning unit output, institute's value exported electric-motor drive unit to.The electric-motor drive unit drive motor rotates, and then drive the reduction gear box rotation, and driving valve mandril again and move up and down, valve mandril closely contacts with valve rod, so the position change of valve mandril will directly change the valve rod position change, thereby change valve opening.
By the accurate controlling opening of valve of temperature-adjusting device of the present invention, accurately regulating the room temperature, and do not need the action of open and close comparatively continually, thus conserve energy.Temperature-adjusting device of the present invention can be in real time according to the room temperature controlling opening of valve, and governing speed is fast, degree of accuracy is high, can show the current aperture of current actual room temperature and valve simultaneously.
More than disclosed only be several specific embodiments of the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection domain.
Claims (11)
1. temperature-adjusting device that possesses the valve adaptation function, it is characterized in that, comprise temperature sampling unit, temperature conditioning unit, valve adaptive unit, electric-motor drive unit and controller unit, described controller unit is connected with described temperature sampling unit, described temperature conditioning unit, described valve adaptive unit, described electric-motor drive unit respectively, described temperature conditioning unit is connected with described temperature sampling unit, described valve adaptive unit respectively, and described electric-motor drive unit is connected with described valve adaptive unit, valve respectively; Wherein,
Described temperature sampling unit is used to gather room temperature;
Described temperature conditioning unit is used to calculate 0～100% current valve opening output value;
Described valve adaptive unit is used for mating automatically valve;
Described electric-motor drive unit is used to drive valve to change valve opening;
Described controller unit is used for setting temperature.
2. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 1 is characterized in that described controller unit comprises CPU and load module, and described load module is connected with described CPU.
3. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 2 is characterized in that, described temperature sampling unit comprises temperature transducer, and described temperature transducer is connected with described CPU.
4. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 3 is characterized in that, described temperature conditioning unit comprises contrast module and computing module, and described CPU is connected with described computing module with described contrast module respectively.
5. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 2, it is characterized in that, described valve adaptive unit comprises valve total kilometres testing module, the absolute revolution computing module of motor, motor relative speed computing module and motor revolution feedback module, and described CPU is connected with motor revolution feedback module with valve total kilometres testing module, the absolute revolution computing module of motor, motor relative speed computing module respectively.
6. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 5 is characterized in that, described motor revolution feedback module comprises first photoelectric sensor.
7. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 6 is characterized in that, described valve adaptive unit also comprises current valve opening feedback module, and described CPU is connected with described current valve opening feedback module.
8. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 7, it is characterized in that, described electric-motor drive unit comprises direct current motor drive circuit module, reduction gear box, valve mandril and valve location testing circuit module, described CPU is connected with direct current motor drive circuit module, valve location testing circuit module respectively, and described reduction gear box is connected with direct current motor drive circuit module, valve mandril, valve location testing circuit module respectively.
9. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 8 is characterized in that, described valve location testing circuit module comprises described first photoelectric sensor.
10. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 2 is characterized in that described load module comprises plurality of keys.
11. the temperature-adjusting device that possesses the valve adaptation function as claimed in claim 2 is characterized in that described controller unit also comprises output module, described output module is connected with described CPU, and described output module comprises display unit.
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| CN201310116998.7A CN103216659B (en) | 2013-04-03 | 2013-04-03 | Temperature adjusting device with valve self-adaptive function |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103603985A (en) * | 2013-11-16 | 2014-02-26 | 张龙海 | Electronic helical actuator with liquid crystal display temperature control functon |
| CN105066358A (en) * | 2015-08-17 | 2015-11-18 | 烟台荏原空调设备有限公司 | Method and system for automatically adjusting temperature of air conditioning unit |
| CN105370959A (en) * | 2015-12-24 | 2016-03-02 | 河南华润电力首阳山有限公司 | Method and device for adjusting nonlinearity degree of valve |
| CN105423411A (en) * | 2015-12-29 | 2016-03-23 | 山东贝特智联表计股份有限公司 | Temperature control device and temperature control method |
| CN114135708A (en) * | 2021-11-02 | 2022-03-04 | 珠海爱迪生智能家居股份有限公司 | Control method of ERV automatic temperature control valve and ERV automatic temperature control valve |
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| CN105423411A (en) * | 2015-12-29 | 2016-03-23 | 山东贝特智联表计股份有限公司 | Temperature control device and temperature control method |
| CN114135708A (en) * | 2021-11-02 | 2022-03-04 | 珠海爱迪生智能家居股份有限公司 | Control method of ERV automatic temperature control valve and ERV automatic temperature control valve |
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| CN103216659B (en) | 2015-03-11 |
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Denomination of invention: Temperature adjusting device with valve self-adaptive function Effective date of registration: 20180724 Granted publication date: 20150311 Pledgee: Bank of Hangzhou Limited by Share Ltd. science and Technology Branch Pledgor: ZHEJIANG EXCENERGY ENERGY-SAVING TECHNOLOGY CO.,LTD. Registration number: 2018330000195 |
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Denomination of invention: A temperature regulating device with valve adaptive function Effective date of registration: 20210602 Granted publication date: 20150311 Pledgee: Bank of Hangzhou Limited by Share Ltd. science and Technology Branch Pledgor: ZHEJIANG EXCENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021330000499 |
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Denomination of invention: A temperature regulating device with valve self-adaptive function Effective date of registration: 20220713 Granted publication date: 20150311 Pledgee: CITIC Bank Limited by Share Ltd. Hangzhou Xiaoshan branch Pledgor: ZHEJIANG EXCENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2022320000364 |
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Denomination of invention: A Temperature Regulating Device with Valve Adaptive Function Effective date of registration: 20230519 Granted publication date: 20150311 Pledgee: CITIC Bank Limited by Share Ltd. Hangzhou branch Pledgor: ZHEJIANG EXCENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2023330000937 |