CN104359277A - Modularized intelligent air cooler - Google Patents
Modularized intelligent air cooler Download PDFInfo
- Publication number
- CN104359277A CN104359277A CN201410599882.8A CN201410599882A CN104359277A CN 104359277 A CN104359277 A CN 104359277A CN 201410599882 A CN201410599882 A CN 201410599882A CN 104359277 A CN104359277 A CN 104359277A
- Authority
- CN
- China
- Prior art keywords
- temperature sensor
- cooler
- air
- control chip
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
Abstract
The invention discloses a modularized intelligent air cooler which comprises a temperature sensor, an intelligent control chip and an RS485 interface. The self temperature sensor adopts the temperature sensor to monitor refrigeration storage temperature to implement self-government intelligent control, the modularized intelligent air cooler can run without sending out a control signal by a central controller, the use risk is reduced, and a guarantee is provided for the operation of the refrigeration storage; meanwhile, through the introduce of the RS485 interface, the interaction and the control of the air cooler and external information are achieved, the wiring of the whole refrigeration storage is simple, the mounting and the maintenance are convenient, and the modularized design of the intelligent air cooler is realized.
Description
Technical field
The present invention relates to the air-cooler used in a kind of freezer, specifically provide a kind of modularization wisdom air-cooler that can be realized automatic control and adjustment by sensor.
Background technology
The control of each air-cooler used in current freezer needs to introduce the many control signal wires such as fan control line, refrigeration control line and defrosting control line, and the control and regulation of all air-coolers are all controlled by central electronic control cabinet, each instruction is sent by central electronic control cabinet, owing to being often provided with multiple air-cooler in a freezer, and each air-cooler needs many control lines to be connected to central control cabinet, holding wire in central control cabinet is various, freezer is caused to connect up complicated, maintenance difficult, repair time is long, is unfavorable for the use of user; Moreover the adjustment of air-cooler is got involved by outside to regulate, and operation risk is high, once central control cabinet cannot work, whole freezer decommissions, and affects the article preserved in freezer, very easily causes heavy losses.
Summary of the invention
Goal of the invention: the object of the invention is to solve the deficiencies in the prior art, provide a kind of have independent operating control ability, connecting wiring simple modularization wisdom air-cooler.
Technical scheme: in order to realize above object, the invention discloses a kind of modularization wisdom air-cooler, comprising: housing, fan, fin and pipeline; Described fan is fixed on housing; Described pipeline is stuck on fin and is fixed in housing, and described wisdom air-cooler also comprises: temperature sensor and intelligent control chip; Described fan, temperature sensor are connected with intelligent control chip; Described intelligent control chip is supervised the temperature value of detection by temperature sensor and is controlled refrigeration and the defrost that fan realizes freezer.
Intelligent control chip and temperature sensor is introduced in the present invention, temperature sensor monitors temperature of ice house, by real time temperature that temperature sensor is detected for intelligent control chip regulates the operation of fan to provide foundation, intelligent control chip is by controlling startup, the wind speed adjustment of fan and closing, and the refrigeration and the defrost that realize freezer regulate.
Described in the present invention, temperature sensor comprises: be installed on hull outside for monitoring the external temperature sensor T1 of freezer room temperature, and is installed on tube outlet place for detecting the suction temperature sensor T2 of evaporating temperature.Intelligent control chip is provided to by the room temperature of external temperature sensor T1 monitoring freezer in the present invention, the freezer room temperature of reception compares with the cooling activation critical value of setting by intelligent control chip, if cooling activation critical value is lower than freezer room temperature, intelligent controller starts fan or adds big fan running frequency, accelerates air-cooler Cooling capacity exchanging speed, if cooling activation critical value is higher than freezer room temperature, intelligent controller is closed fan or is reduced fan running frequency, under refrigerating state, the evaporating temperature monitoring pipeline gas outlet as suction temperature sensor T2 is less than 2 DEG C than refrigerating fluid temperature gap, shows that pipeline and fin exist frost, and refrigerating state stops entering defrost state by the time, wisdom air-cooler of the present invention according to self with temperature sensor monitors temperature of ice house and muffler temperature realize automated intelligent management, control signal can not be sent by central controller and automatically enter refrigeration and defrost state according to the real time temperature of monitoring, by the controlling planning of refrigeration and defrost to the automatic control of self of air-cooler, enormously simplify the control circuit complexity of central control cabinet, in addition, if central control cabinet is once quit work, the operation of of air-cooler itself can not be affected, effectively reduce the loss of freezer, reduce application risk, for the operation of freezer provides guarantee.
Intelligent control chip described in the present invention is provided with RS485 interface, by introducing RS485 interface, information mutual communication is carried out in air-cooler and outside only need by RS485 interface, abandon the mode of many connections in prior art, in this programme, air-cooler only needs single line to access central control cabinet and realizes information interaction and control, wiring is simple, and installation and maintenance are convenient; And RS485 interface is introduced on the basis of introducing intelligent control chip and temperature sensor, achieve the modularized design of wisdom air-cooler, a newly-increased Fans on the original basis, only the RS485 interface of air-cooler need be docked with the RS485 interface of central control cabinet, simple, quick and easy.
The air-cooler of wisdom described in the present invention also comprises the control valve that described pipeline is provided with; Described intelligent control chip is provided with the valve control module of adjusting control valve.The present invention is when intelligent control chip is judged to need to enter refrigerating state by external temperature sensor T1, intelligent control chip adjusting control valve, the difference of the refrigeration critical value of freezer room temperature and setting is larger, control valve is opened larger, and the cold-producing medium flowing through control valve is more, and refrigeration is better, and difference is when diminishing, control valve is closed gradually, when and difference is zero time, control valve is closed completely.Condensation rate is accelerated by effect while control valve and fan.
Described in the present invention, control valve preferably adopts electric expansion valve, because electric expansion valve can realize the accurate control of flow, improves the control accuracy of air-cooler.
Temperature sensor described in the present invention also comprises described temperature sensor and comprises and being arranged on fin for monitoring the fin temperature sensor T3 of fin temperature; Described fin temperature sensor T3 is connected with intelligent control chip.The present invention arranges the monitoring that fin temperature sensor T3 realizes evaporating temperature to the temperature monitoring air-cooler inner fin on fin, if the temperature gap of T3 and T2 monitoring is between 3-5 DEG C, air-cooler is in optimal evaporation efficiency, if depart from this scope, air-cooler evaporation efficiency step-down, need improve the operating rate of fan and strengthen the flow of cold-producing medium, thus improve the operational efficiency of air-cooler, make air-cooler work in optimum state.
Wisdom air-cooler of the present invention also comprises the pressure sensor be arranged on pipeline; Described pressure sensor is connected with the valve control module on intelligent control chip, the judgement of auxiliary temperature sensors is carried out by arranging pressure sensor, if the air-cooler duty of temperature sensor and pressure sensor reflection is not inconsistent, can early warning be realized to temperature sensor fails situation, effectively reduce operation risk.
The pipeline comprised in the defrost of condensation described in the present invention mechanism is downward-sloping, and described pipeline bending part minimum point is provided with capillary oil return pipe.Pipeline and the capillary oil return pipe of inclination is introduced in the present invention, ensure that pipeline is when maintenance, unnecessary conserve oil can not be trapped in pipeline bending part or pipeline bottom, but got rid of by the capillary oil return pipe of pipeline least significant end, the existence avoiding finish affects condensation defrost effect, improves exchange rate.
Beneficial effect: compared with prior art, the present invention has the following advantages:
1, wisdom air-cooler of the present invention by self with the control and management of temperature sensor monitors temperature of ice house teaching display stand, control signal can not be sent realize operation by central control cabinet, central controller is once quit work, the operation of air-cooler can not be affected, effectively reduce the loss of freezer, reduce application risk, for the operation of freezer provides guarantee.
2, pass through in wisdom air-cooler of the present invention to introduce RS485 interface, abandoned the mode of many connections in prior art, only need single line to access central control cabinet and realize information interaction and control, wiring is simple, and installation and maintenance conveniently; Achieve the modularized design of wisdom air-cooler.
3, pass through the structure changing pipeline in wisdom air-cooler of the present invention, the existence avoiding finish affects condensation defrost effect, improves exchange rate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the schematic diagram of pipeline in the present invention.
Fig. 3 is multiple air-cooler and compressor connection diagram.
detailed description of the invention:
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
Embodiment 1:
A kind of wisdom air-cooler, comprising: housing 1, fan 2, fin, pipeline 4, temperature sensor and intelligent control chip; Described fan 2 is fixed on housing 1; Described pipeline 4 is stuck on fin 3 and is fixed in housing, and described fan, temperature sensor are connected with intelligent control chip; Described intelligent control chip is supervised the temperature value of detection by temperature sensor and is controlled refrigeration and the defrost that fan realizes freezer.
Described in the present embodiment, the working method of wisdom air-cooler is as follows:
Start wisdom air-cooler, the environment temperature of freezer is delivered to intelligent control chip by the temperature sensor on this air-cooler, and intelligent control chip judges whether to need to enter refrigerating state or defrost state by the freezer environment temperature received; Intelligent control chip opens and closes or regulating frequency by controlling fan, changes the exchange rate of air-cooler cold, and then realizes the Cooling capacity exchanging of air-cooler.
Embodiment 2
A kind of wisdom air-cooler as shown in the figure comprises: housing 1, fan 2, fin, pipeline 4, temperature sensor and intelligent control chip; Described temperature sensor comprises: external temperature sensor T1 and suction temperature sensor T2.
The annexation of above-mentioned each parts is as follows:
Fan 2 described in the present embodiment is fixed on housing 1; Described pipeline 4 is stuck on fin 3 and is fixed in housing, and described fan, temperature sensor are connected with intelligent control chip; Described intelligent control chip is supervised the temperature value of detection by temperature sensor and is controlled refrigeration and the defrost that fan realizes freezer.
The course of work of the present embodiment is as follows:
Start wisdom air-cooler, the room temperature of being monitored freezer by external temperature sensor T1 is provided to intelligent control chip, the freezer room temperature of reception compares with the cooling activation critical value of setting by intelligent control chip, if cooling activation critical value is lower than freezer room temperature, intelligent controller starts fan or adds big fan running frequency, accelerates air-cooler Cooling capacity exchanging speed; If cooling activation critical value is higher than freezer room temperature, intelligent controller is closed fan or is reduced fan running frequency; Under refrigerating state, the evaporating temperature monitoring pipeline gas outlet as suction temperature sensor T2 is less than 2 DEG C than refrigerating fluid temperature gap, shows that pipeline and fin exist frost, and refrigerating state stops entering defrost state by the time.
Embodiment 3
A kind of wisdom air-cooler comprises: housing 1, fan 2, fin, pipeline 4, temperature sensor and intelligent control chip; Described temperature sensor comprises: external temperature sensor T1, suction temperature sensor T2 and fin temperature sensor T3.
The annexation of above-mentioned each parts is as follows:
Fan 2 described in the present embodiment is fixed on housing 1; Described pipeline 4 is stuck on fin 3 and is fixed in housing, and external temperature sensor T1 is installed on hull outside, and suction temperature sensor T2 is installed on tube outlet place, and fin temperature sensor T3 is arranged on fin; Described fan, temperature sensor are connected with intelligent control chip; The temperature value that described intelligent control chip is detected by temperature sensor and control refrigeration and the defrost that fan realizes freezer.
The course of work of the present embodiment is as follows:
Start wisdom air-cooler, the room temperature of being monitored freezer by external temperature sensor T1 is provided to intelligent control chip, the freezer room temperature of reception compares with the cooling activation critical value of setting by intelligent control chip, if cooling activation critical value is lower than freezer room temperature, intelligent controller starts fan or adds big fan running frequency, accelerates air-cooler Cooling capacity exchanging speed, if cooling activation critical value is higher than freezer room temperature, intelligent controller is closed fan or is reduced fan running frequency, under refrigerating state, the evaporating temperature monitoring pipeline gas outlet as suction temperature sensor T2 is less than 2 DEG C than refrigerating fluid temperature gap, show that pipeline and fin exist frost, by the time refrigerating state stops entering defrost state, and the temperature that described fin temperature sensor T3 monitors air-cooler inner fin realizes the monitoring to air-cooler evaporating temperature, if the temperature gap of T3 and T2 monitoring is between 3-5 DEG C, air-cooler is in optimal evaporation efficiency, if depart from this scope, air-cooler evaporation efficiency step-down, need improve the operating rate of fan and strengthen the flow of cold-producing medium, thus improve the operational efficiency of air-cooler, air-cooler is made to work in optimum state.
Claims (8)
1. a modularization wisdom air-cooler, comprising: housing (1), fan (2), fin and pipeline (4); Described fan (2) is fixed on housing (1); Described pipeline (4) is stuck in and fin (3) is fixed in housing, it is characterized in that: described wisdom air-cooler also comprises: temperature sensor and intelligent control chip; Described fan, temperature sensor are connected with intelligent control chip; Described intelligent control chip is supervised the temperature value of detection by temperature sensor and is controlled refrigeration and the defrost that fan realizes freezer.
2. a kind of modularization wisdom air-cooler according to claim 1, it is characterized in that: described temperature sensor comprises: be installed on housing (1) outside for monitoring the external temperature sensor T1 of freezer room temperature, and be installed on pipeline (4) exit for detecting the suction temperature sensor T2 of evaporating temperature.
3. modularization wisdom air-cooler according to claim 1, is characterized in that: described intelligent control chip is provided with RS485 interface.
4. modularization wisdom air-cooler according to claim 1, is characterized in that: comprising: described pipeline (4) is provided with control valve; Described intelligent control chip is provided with the valve control module of adjusting control valve.
5. modularization wisdom air-cooler according to claim 4, is characterized in that: described control valve is electric expansion valve.
6. modularization wisdom air-cooler according to claim 2, is characterized in that: described temperature sensor comprises and being arranged on fin for monitoring the fin temperature sensor T3 of fin temperature; Described fin temperature sensor T3 is connected with intelligent control chip.
7. modularization wisdom air-cooler according to claim 4, is characterized in that: also comprise the pressure sensor be arranged on pipeline; Described pressure sensor is connected with the valve control module on intelligent control chip.
8. modularization wisdom air-cooler according to claim 1, it is characterized in that: described pipeline (4) is downward-sloping, described pipeline bending part minimum point is provided with capillary oil return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410599882.8A CN104359277A (en) | 2014-10-31 | 2014-10-31 | Modularized intelligent air cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410599882.8A CN104359277A (en) | 2014-10-31 | 2014-10-31 | Modularized intelligent air cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104359277A true CN104359277A (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410599882.8A Pending CN104359277A (en) | 2014-10-31 | 2014-10-31 | Modularized intelligent air cooler |
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| Country | Link |
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| CN (1) | CN104359277A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076364A (en) * | 2019-12-25 | 2020-04-28 | 珠海格力电器股份有限公司 | Heat exchanger assembly, air conditioner and air conditioner control method |
-
2014
- 2014-10-31 CN CN201410599882.8A patent/CN104359277A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076364A (en) * | 2019-12-25 | 2020-04-28 | 珠海格力电器股份有限公司 | Heat exchanger assembly, air conditioner and air conditioner control method |
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Application publication date: 20150218 |
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