CN203338185U - Dew-point intelligent controller - Google Patents
Dew-point intelligent controller Download PDFInfo
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- CN203338185U CN203338185U CN2013204022655U CN201320402265U CN203338185U CN 203338185 U CN203338185 U CN 203338185U CN 2013204022655 U CN2013204022655 U CN 2013204022655U CN 201320402265 U CN201320402265 U CN 201320402265U CN 203338185 U CN203338185 U CN 203338185U
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- temperature
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- point intelligent
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Abstract
The utility model relates to dew-point intelligent controller. The dew-point intelligent controller comprises a microcontroller arranged inside a doorframe of a freezer. Inputs ends of the microcontroller are connected with a temperature and humidity sensor and a temperature sensor, and an output end of the microcontroller is connected with an electrothermal film disposed on glass of the freezer. According the technical scheme, power-on and power-off of a power supply of the electrothermal film are intelligently controlled on the basis of automatic acquisition of temperature and humidity, the problems that the electrothermal film is powered on over a long period of time in summer or whether the electrothermal film should be powered on needs to be decided by a result of human observation are solved, so that electric power resources and manpower resources are saved.
Description
Technical field
The utility model belongs to domain of control temperature, is specifically related to a kind of dew point intelligent controller that prevents the refrigerator-freezer surface sweating.
Background technology
For solving display refrigerator glass surface condensation trouble, the measure that prior art adopts is: adopt the mode of two Low-E applying argon gas double glazing+Electric radiant Heating Film, can increase bulk glass K value, improve the glass surface temperature, make it higher than dewpoint temperature, thus the dewfall of avoiding.But because dewpoint temperature can't intuitively embody, for preventing dewfall, mostly in summer, keep Electric radiant Heating Film to switch on for a long time, or observe rear decision by personnel and whether switch on to Electric radiant Heating Film.Thereby caused the significant wastage of electric power resource and human resources.The heat transfer that above-mentioned K value is material; Low-E is low radiation.
The utility model content
For the defect existed in prior art, the utility model provides a kind of dew point intelligent controller, and having solved the long-term energising of Electric radiant Heating Film in summer maybe needs to observe the decision problem of whether switching on by personnel, thereby has saved electric power resource and human resources.
For reaching above purpose, the technical solution adopted in the utility model is: a kind of dew point intelligent controller is provided, comprise the microcontroller that is arranged on refrigerator-freezer doorframe inside, the input end of described microcontroller is connected with temperature sensor with Temperature Humidity Sensor, and the output terminal of the described microcontroller Electric radiant Heating Film on glass with refrigerator is connected.
Further, be provided with process chip and the relay be connected with process chip, control module and LED state display lamp in described microcontroller.
Further, described Temperature Humidity Sensor adopts the SHT1X series sensor of electronic type.
Further, described temperature sensor adopts the DS18B20 chip sensor of electronic type.
Further, described control module is toggle switch.
Useful technique effect of the present utility model is:
(1) the utility model connects Temperature Humidity Sensor and temperature sensor by the input end at microcontroller, and process chip is calculated the temperature difference between dewpoint temperature and glass for refrigerator surface in real time, thereby the power on/off of automatic control electric hotting mask is avoided dewfall; Solve the summer Electric radiant Heating Film and switched on for a long time or need personnel to observe the rear decision problem of whether switching on, realized keeping an eye on the mode of operation with low-loss and energy-saving without personnel, saved electric power resource and human resources;
(2) the utility model adopts the temperature and moisture sensors of electronic type, has advantages of that precision is high, real-time good and volume is little;
(3) the utility model adopts the Based Intelligent Control glass heats, with long-term glass heats, compares, and can reduce the working time of compressor, extends compressor serviceable life, has reached the effect of energy-saving and emission-reduction.
The accompanying drawing explanation
Fig. 1 is the control principle block diagram of the utility model dew point intelligent controller;
Fig. 2 is the structural representation of the utility model dew point intelligent controller.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.As shown in Figure 1, the dew point intelligent controller that the utility model provides, it comprises the Temperature Humidity Sensor of electronic type, temperature sensor and the microcontroller of electronic type.The input end of microcontroller is connected with temperature sensor with Temperature Humidity Sensor, and the output terminal of microcontroller is connected with the Electric radiant Heating Film in the Low-E double glazing.
Wherein, be provided with process chip and the relay be connected with process chip, control module and LED state display lamp in microcontroller, process chip, relay, control module and LED state display lamp are integrated on the control panel of microcontroller.The process chip input end is connected with temperature sensor with Temperature Humidity Sensor by sensor interface, and the output terminal of process chip is connected with the Control end, and the output terminal of relay is connected with the Electric radiant Heating Film in the Low-E double glazing.
Temperature Humidity Sensor adopts the SHT1X series of electronic type, and the humiture of test environment is carried out to data acquisition and conversion; Temperature sensor adopts the DS18B20 chip sensor of electronic type, and the temperature on glass for refrigerator surface is carried out to data acquisition and conversion; Temperature Humidity Sensor and temperature sensor, have a collection point many, and precision is high, the advantage that real-time is good and volume is little.
Process chip, Real-time Collection temperature and moisture sensors data, calculate the temperature difference between dewpoint temperature and glass for refrigerator surface, then pilot relay action; When the temperature of glass surface is greater than dewpoint temperature, the relay outage; When the temperature of glass surface lower than dewpoint temperature, relay power.Relay connects the IO interface of power supply, so relay can be controlled the power on/off of Electric radiant Heating Film, avoids the glass door dewfall, thereby has realized keeping an eye on the mode of operation with low-loss and energy-saving without personnel.
Control module is toggle switch, by the selection to toggle switch, can select different control models to Temperature Humidity Sensor and temperature sensor, thereby can change the acquisition interval of Temperature Humidity Sensor and temperature sensor data and the scope of dew-point temperature, the scope of acquisition interval and dew-point temperature can be adjusted according to client's needs.
The LED state pilot lamp, be divided into red led 4 and green indicating lamp 5, and red led is status indicator lamp, and green indicating lamp is the data acquisition pilot lamp.By the pilot lamp flicker frequency, the running status of compartment system.Red light dodges slowly, and equipment normally moves; The red light quick flashing, sensor breaks down; Red light Chang Liang, start heating; Red light often goes out, power fail; Green light Chang Liang, equipment is just in image data; Green light often goes out, not Information Monitoring.So can, according to the variation of traffic lights, carry out the judgment device running status.
As shown in Figure 2, the controller that the utility model adopts, volume is little, and the length and width height can reach 100x35x32mm.But this controller is not limited to above-mentioned concrete size, can carry out appropriate design according to the width of refrigerator-freezer doorframe.This controller passes fixed orifice 11 by screw and installs in the refrigerator-freezer doorframe.
The power module 6 that the utility model is used, by input port 1 input of power supply, scope is 100～245VAC, through power module 6 conversions, output DC5V/3W, give system power supply.
Temperature Humidity Sensor is connected with the input end of microcontroller with temperature sensor interface 3 by Temperature Humidity Sensor interface 2 with temperature sensor.Be provided with process chip 7 and the control module 9 be connected with process chip 7, LED state pilot lamp 4, data acquisition pilot lamp 5 and relay 8 in microcontroller, relay 8 is connected with IO interface 10.
Dew point intelligent controller of the present utility model, be not limited to above-mentioned embodiment, and those skilled in the art draw other embodiment according to the technical solution of the utility model, belongs to equally technological innovation scope of the present utility model.
Claims (5)
1. a dew point intelligent controller, it is characterized in that: comprise the microcontroller that is arranged on refrigerator-freezer doorframe inside, the input end of described microcontroller is connected with temperature sensor with Temperature Humidity Sensor, and the output terminal of the described microcontroller Electric radiant Heating Film on glass with refrigerator is connected.
2. dew point intelligent controller as claimed in claim 1, is characterized in that: be provided with process chip and the relay be connected with process chip, control module and LED state display lamp in described microcontroller.
3. dew point intelligent controller as claimed in claim 1 or 2, is characterized in that: the SHT1X series sensor of described Temperature Humidity Sensor employing electronic type.
4. dew point intelligent controller as claimed in claim 1 or 2, is characterized in that: the DS18B20 chip sensor of described temperature sensor employing electronic type.
5. dew point intelligent controller as claimed in claim 2, it is characterized in that: described control module is toggle switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204022655U CN203338185U (en) | 2013-07-08 | 2013-07-08 | Dew-point intelligent controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204022655U CN203338185U (en) | 2013-07-08 | 2013-07-08 | Dew-point intelligent controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203338185U true CN203338185U (en) | 2013-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204022655U Expired - Lifetime CN203338185U (en) | 2013-07-08 | 2013-07-08 | Dew-point intelligent controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203338185U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931087A (en) * | 2017-05-26 | 2018-12-04 | 博西华电器（江苏）有限公司 | A kind of refrigerating appliance |
| CN114198961A (en) * | 2021-12-03 | 2022-03-18 | 冰山松洋生物科技(大连)有限公司 | Intelligent anti-condensation refrigerator device |
| WO2024001346A1 (en) * | 2022-06-28 | 2024-01-04 | 青岛海尔生物医疗科技有限公司 | Control method for biological culture device, and biological culture device |
-
2013
- 2013-07-08 CN CN2013204022655U patent/CN203338185U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931087A (en) * | 2017-05-26 | 2018-12-04 | 博西华电器（江苏）有限公司 | A kind of refrigerating appliance |
| CN114198961A (en) * | 2021-12-03 | 2022-03-18 | 冰山松洋生物科技(大连)有限公司 | Intelligent anti-condensation refrigerator device |
| WO2024001346A1 (en) * | 2022-06-28 | 2024-01-04 | 青岛海尔生物医疗科技有限公司 | Control method for biological culture device, and biological culture device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |
|
| CX01 | Expiry of patent term |