CN106839532A - Air-conditioning system evaporator antifrost icing device - Google Patents
Air-conditioning system evaporator antifrost icing device Download PDFInfo
- Publication number
- CN106839532A CN106839532A CN201710183179.2A CN201710183179A CN106839532A CN 106839532 A CN106839532 A CN 106839532A CN 201710183179 A CN201710183179 A CN 201710183179A CN 106839532 A CN106839532 A CN 106839532A
- Authority
- CN
- China
- Prior art keywords
- evaporator
- temperature
- air
- condenser
- temperature controller
- 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
Links
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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
-
- 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
Abstract
The invention discloses a kind of air-conditioning system evaporator antifrost icing device, include temperature controller and circulate compressor, condenser and the evaporator of connection successively by pipeline, the output end of temperature controller is connected in the control circuit of the axial flow blower of condenser by electrical appliance connecting wire, and the temperature-sensing probe of temperature controller is arranged between adjacent two fins of evaporator.Simple structure of the present invention, easily implements, and can be good at avoiding air-conditioning in the case where outer environment temperature is relatively low, and evaporimeter frosting even freezes.
Description
Technical field
The present invention relates to air-conditioning system field, specifically a kind of air-conditioning system evaporator antifrost icing device.
Background technology
Conventional industrial air-conditioning is typically used under temperature operating mode higher, with continuing to develop for industrial air-conditioning industry, work
The use environment scope of industry air-conditioning is increasing, and the span of environment temperature is also increasing, except running in high temperature environments,
The increasing low temperature situation below 20 DEG C of environment is used.When air-conditioning runs under this low temperature environment, if condensation fan
Normal work, can cause air conditioner condensation pressure less than normal value, so as to cause evaporator inner refrigerant evaporating pressure and temperature always
Degree is relatively low, and the temperature on air-conditioner evaporator surface is less than zero degree, and the situation that frosting even freezes easily occurs in evaporator.Air-conditioning exists
Longtime running occurs that icing is more and more under this state, finally influences the normal of air-conditioning to use.
The content of the invention
The purpose of the present invention is directed to the missing of prior art, there is provided a kind of simple structure, the air-conditioning system easily implemented
Evaporator antifrost icing device, can be good at avoiding air-conditioning in the case where outer environment temperature is relatively low, and evaporimeter frosting is very
To icing.
Technical scheme is as follows:
A kind of air-conditioning system evaporator antifrost icing device, is included temperature controller and is circulated connection successively by pipeline
Compressor, condenser and evaporator, it is characterised in that:The output end of the temperature controller is connected on by electrical appliance connecting wire
In the control circuit of the axial flow blower of the condenser, the temperature-sensing probe of temperature controller is arranged on adjacent the two of the evaporator
Between individual fin.
Described air-conditioning system evaporator antifrost icing device, it is characterised in that:Between the condenser and evaporator
Connecting line on be connected with device for drying and filtering and throttling arrangement in turn.
Described air-conditioning system evaporator antifrost icing device, it is characterised in that:The temperature-sensitive of the temperature controller is visited
Head is close on a fin and copper pipe of adjacent two fins of the evaporator.
The temperature-sensing probe of temperature controller can at any time experience the temperature change of evaporator, and temperature controller can be controlled
The operating or shutdown of the axial flow blower of condenser.Temperature controller sets a suitable temperature spot, and temperature spot can be according to tool
The factors such as environment, the operation of air conditioner situation of body are set.When external environment temperature is in normal temperature or high temperature, evaporator temperature is higher than to set
The temperature spot put, temperature controller is in normally off, and the axial flow blower normal work of condenser, air-conditioning refrigeration system is normally transported
OK.When external environment temperature is relatively low, condensing pressure causes evaporator temperature to be gradually reduced less than the condensing pressure of normal work,
Finally result in evaporator and frosting or icing phenomenon occur.At this moment evaporator temperature is less than temperature controller design temperature, condenser
Axial flow blower control circuit disconnect, control condenser axial flow blower be stopped, air-conditioning refrigeration system is out of service(System
The compressor of cooling system and the axial flow blower coordinated signals for controlling condenser;Control the axial flow blower operation of condenser, compressor
Start;The axial flow blower of condenser is controlled to stop, compressor is also shut down), afterwards evaporator temperature gradually step up, frosting or icing
It is rapid to melt, solve the problems, such as that frosting freezes.After condensing pressure is returned to normally, evaporating temperature is also returned to normally therewith
Value, the control closing of circuit of the axial flow blower of condenser, outdoor fan is resumed work.Temperature controller is also opened with time delay in itself
It is dynamic to set, the frequent start-stop of the axial flow blower of condenser can be prevented, prevent the axial flow blower of condenser from damaging.
The present invention can be very good to carry out defrost frost prevention to air-conditioning, solve air-conditioning when condensed environment temperature is relatively low, because
Evaporimeter frosting freezes and causes the problem of refrigeration system cisco unity malfunction.
Beneficial effects of the present invention:
1st, the present invention can solve the problems, such as that A/C evaporator frosting causes refrigeration system cisco unity malfunction, effectively solve
When condensed environment temperature is relatively low, the non-serviceable problem of evaporimeter frosting icing greatly expands the use model of air-conditioning to air-conditioning
Enclose.
2nd, small volume of the present invention, lightweight, easy for installation, and structure, control are simple, and with low cost, fault rate is low, safely may be used
Lean on.
3rd, the present invention is applied widely, can be widely applied to various commercial window, Split wall-mounted and cabinet type industrial air-conditioning
Device;Can producing in serial form, also dependent on different operating modes need, field retrofit is carried out to existing air-conditioner, it is convenient and practical.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Specific embodiment
Referring to Fig. 1, a kind of air-conditioning system evaporator antifrost icing device includes temperature controller 4 and by pipe
Compressor 1, condenser 2 and the evaporator 3 of connection are circulated in road successively, and the output end of temperature controller 4 is gone here and there by electrical appliance connecting wire 7
It is associated in the control circuit of the axial flow blower 5 of condenser 2, the temperature-sensing probe 6 of temperature controller 4 is arranged on the adjacent of evaporator 3
Between two fins.
In the present invention, device for drying and filtering 8 and throttling are connected with the connecting line between condenser 2 and evaporator 3 in turn
Device 9.
The temperature-sensing probe 6 of temperature controller 4 is close on a fin and copper pipe of adjacent two fins of evaporator 3.
Operation principle of the invention is as follows with process:The temperature-sensing probe 6 of temperature controller 4 can at any time experience evaporator
3 temperature change, temperature controller 4 can control the operating or shutdown of the axial flow blower 5 of condenser 2.Temperature controller 4 sets
One suitable temperature spot, temperature spot can be set according to factors such as specific environment, operation of air conditioner situations.When external environment temperature
In normal temperature or high temperature, the temperature of evaporator 3 is higher than the temperature spot that temperature controller 4 is set, the control condenser of temperature controller 4
The control circuit of 2 axial flow blower 5 be in normally off, the normal work of axial flow blower 5 of condenser 2, air-conditioning refrigeration system is just
Often operation.When external environment temperature is relatively low, the temperature of evaporator 3 is less than the temperature spot that temperature controller 4 is set, temperature controller 4
The control circuit of the axial flow blower 5 of condenser 2 is controlled to disconnect, the axial flow blower 5 of condenser 2 is stopped, air-conditioning refrigeration system
It is out of service(The compressor of refrigeration system and the axial flow blower coordinated signals for controlling condenser;Control the axial flow blower of condenser
Operation, compressor start;The axial flow blower of condenser is controlled to stop, compressor is also shut down), the temperature of finisher 3 gradually carry
Height, frosting or the rapid thawing that freezes, reach the problem for preventing frosting from freezing.
Claims (3)
1. a kind of air-conditioning system evaporator antifrost icing device, includes temperature controller and by the pipeline successively company of circulation
Compressor, condenser and the evaporator for connecing, it is characterised in that:The output end of the temperature controller is connected by electrical appliance connecting wire
In the control circuit of the axial flow blower of the condenser, the temperature-sensing probe of temperature controller is arranged on the adjacent of the evaporator
Between two fins.
2. air-conditioning system evaporator antifrost icing device according to claim 1, it is characterised in that:The condenser with
It is connected with device for drying and filtering and throttling arrangement on connecting line between evaporator in turn.
3. air-conditioning system evaporator antifrost icing device according to claim 1, it is characterised in that:The temperature control
The temperature-sensing probe of device is close on a fin and copper pipe of adjacent two fins of the evaporator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710183179.2A CN106839532A (en) | 2017-03-24 | 2017-03-24 | Air-conditioning system evaporator antifrost icing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710183179.2A CN106839532A (en) | 2017-03-24 | 2017-03-24 | Air-conditioning system evaporator antifrost icing device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106839532A true CN106839532A (en) | 2017-06-13 |
Family
ID=59130800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710183179.2A Pending CN106839532A (en) | 2017-03-24 | 2017-03-24 | Air-conditioning system evaporator antifrost icing device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106839532A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108955034A (en) * | 2018-08-13 | 2018-12-07 | 长虹美菱股份有限公司 | A kind of refrigerator method for heating and controlling |
CN113357785A (en) * | 2021-06-10 | 2021-09-07 | 威海广泰空港设备股份有限公司 | Low-temperature operation control method for aircraft ground air-conditioning refrigeration system |
CN114216170A (en) * | 2021-12-20 | 2022-03-22 | 珠海格力电器股份有限公司 | Air conditioning equipment |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101644511A (en) * | 2008-08-06 | 2010-02-10 | Tcl集团股份有限公司 | Parallel flow evaporator and anti-freezing method thereof |
JP2010038432A (en) * | 2008-08-04 | 2010-02-18 | Calsonic Kansei Corp | Air conditioning system and control method of air-conditioning system |
CN203364511U (en) * | 2013-05-27 | 2013-12-25 | 广东志高空调有限公司 | Air conditioner evaporator with strong heating effect |
CN104329842A (en) * | 2014-11-08 | 2015-02-04 | 合肥天鹅制冷科技有限公司 | Air conditioning evaporator device with defrosting function |
CN105371524A (en) * | 2014-08-26 | 2016-03-02 | 青岛海尔空调器有限总公司 | Compression type refrigerating and heating air conditioner system and outdoor unit defrosting method thereof |
CN105485987A (en) * | 2016-01-14 | 2016-04-13 | 合肥天鹅制冷科技有限公司 | Quick defrosting device for air conditioner evaporator |
-
2017
- 2017-03-24 CN CN201710183179.2A patent/CN106839532A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010038432A (en) * | 2008-08-04 | 2010-02-18 | Calsonic Kansei Corp | Air conditioning system and control method of air-conditioning system |
CN101644511A (en) * | 2008-08-06 | 2010-02-10 | Tcl集团股份有限公司 | Parallel flow evaporator and anti-freezing method thereof |
CN203364511U (en) * | 2013-05-27 | 2013-12-25 | 广东志高空调有限公司 | Air conditioner evaporator with strong heating effect |
CN105371524A (en) * | 2014-08-26 | 2016-03-02 | 青岛海尔空调器有限总公司 | Compression type refrigerating and heating air conditioner system and outdoor unit defrosting method thereof |
CN104329842A (en) * | 2014-11-08 | 2015-02-04 | 合肥天鹅制冷科技有限公司 | Air conditioning evaporator device with defrosting function |
CN105485987A (en) * | 2016-01-14 | 2016-04-13 | 合肥天鹅制冷科技有限公司 | Quick defrosting device for air conditioner evaporator |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108955034A (en) * | 2018-08-13 | 2018-12-07 | 长虹美菱股份有限公司 | A kind of refrigerator method for heating and controlling |
CN108955034B (en) * | 2018-08-13 | 2021-01-08 | 长虹美菱股份有限公司 | Heating control method for refrigerator |
CN113357785A (en) * | 2021-06-10 | 2021-09-07 | 威海广泰空港设备股份有限公司 | Low-temperature operation control method for aircraft ground air-conditioning refrigeration system |
CN114216170A (en) * | 2021-12-20 | 2022-03-22 | 珠海格力电器股份有限公司 | Air conditioning equipment |
CN114216170B (en) * | 2021-12-20 | 2023-03-31 | 珠海格力电器股份有限公司 | Air conditioning equipment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105627524B (en) | Air conditioner anti-freeze control method and air conditioner | |
CN106322679B (en) | Control method for outdoor fan of air conditioner | |
CN107990609B (en) | Control method of electronic expansion valve and refrigerant circulating system | |
JP6071648B2 (en) | Air conditioner | |
CN105980784A (en) | Air conditioner | |
WO2013099898A1 (en) | Refrigeration device | |
CN104089346A (en) | Air conditioner and air conditioner power component cooling method | |
US20130312436A1 (en) | Heat pump with improved defrost cycle and method of defrosting a heat exchanger | |
JP6028817B2 (en) | Air conditioner | |
WO2016120936A1 (en) | Air conditioning device | |
EP3492837B1 (en) | Refrigeration cycle device | |
CN107560063B (en) | The control method of low-temperature refrigeration air conditioner | |
CN107143973A (en) | A kind of control method of multi-connected machine underload refrigerating operaton | |
CN106839532A (en) | Air-conditioning system evaporator antifrost icing device | |
CN112283880A (en) | Control system and control method for preventing air conditioner from freezing | |
US20170336115A1 (en) | Air-conditioning apparatus | |
BR112017009983B1 (en) | AIR CONDITIONER | |
CN102183107A (en) | Technological air-conditioning multi-stage hot gas bypass intelligent control system | |
JP2008215734A (en) | Multiple air conditioner | |
CN103398515B (en) | Air-conditioning system and its control method | |
CN204084662U (en) | Air-conditioning | |
JP2014085078A (en) | Air conditioner | |
JP2008232500A (en) | Refrigerating cycle device | |
CN104329842A (en) | Air conditioning evaporator device with defrosting function | |
US10443901B2 (en) | Indoor unit of air conditioner |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |