CN202304238U - Multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator - Google Patents
Multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator Download PDFInfo
- Publication number
- CN202304238U CN202304238U CN2011203418054U CN201120341805U CN202304238U CN 202304238 U CN202304238 U CN 202304238U CN 2011203418054 U CN2011203418054 U CN 2011203418054U CN 201120341805 U CN201120341805 U CN 201120341805U CN 202304238 U CN202304238 U CN 202304238U
- Authority
- CN
- China
- Prior art keywords
- capillary
- frequency conversion
- evaporator
- refrigerating
- air
- 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.)
- Expired - Fee Related
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 21
- 238000005057 refrigeration Methods 0.000 claims description 29
- 239000003507 refrigerant Substances 0.000 abstract description 8
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000008014 freezing Effects 0.000 abstract 1
- 238000007710 freezing Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 5
- 230000004087 circulation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 244000188472 Ilex paraguariensis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Abstract
The utility model discloses a multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator, which comprises a refrigerating chamber, a temperature change chamber, a freezing chamber, a refrigerating system and a control system, and is characterized in that the refrigerating system is a frequency conversion refrigerating system and comprises a plurality of capillary pipes which are connected in parallel; outlets of the capillary pipes are gathered to form an outlet by a four-way pipe, and the outlet is connected to an evaporator; inlets of the capillary pipes are connected to a first bi-stable-state valve and a second bi-stable-state valve; and the control system controls the switching of the first bi-stable-state valve and the second bi-stable-state valve, so that the capillary pipes are communicated individually. By the multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator, a frequency conversion compressor can be matched with the appropriate capillary pipes at different rotation speed, so that the refrigerating system obtains the reasonable pressure drop and refrigerant flow to improve the refrigerating efficiency of the refrigerating system and fulfill the aim of energy conservation.
Description
Technical field:
The utility model relates to a kind of refrigeration plant, relates in particular to a kind of air-cooled frost-free refrigerator of multiple capillary combination single evaporator frequency conversion that has.
Background technology:
At present, the frequency conversion wind cooling refrigerator all carries out throttling with single capillary.Because the used compressor of frequency conversion system is a frequency-changeable compressor, its rotating speed can (part frequency conversion press rotation speed change amplitude even bigger) carry out conversion from 1200 rev/mins to 4200 rev/mins, and maximum (top) speed is 3.5 times of minimum speed.
The generally selected fixing rotating speed of traditional frequency conversion wind cooling refrigerator is as match point.Through debugging, confirm that a capillary makes its refrigeration system of under this selected rotating speed, being mated obtain optimized pressure reduction and refrigerant flow.And when being higher than selected rotating speed and being lower than selected rotating speed; Can't regulate the pressure reduction and the refrigerant flow optimization of accomplishing refrigeration system through this capillary; Thereby cause systematic function can not reach the Optimum Matching effect; Be that refrigeration system is not with state operation the most efficiently, caused energy waste thus.
Summary of the invention:
The purpose of the utility model is to overcome the defective of prior art, provides a kind of multiple capillary combination single evaporator frequency conversion air-cooled frost-free refrigerator, realizes the different capillary of different rotating speed zone coupling, in the hope of reaching compressor rotary speed and Optimum Matching capillaceous.
The utility model technical solution problem adopts following technical scheme:
The air-cooled frost-free refrigerator of a kind of multiple capillary combination single evaporator frequency conversion; Comprise refrigerating chamber, temperature-changing chamber, refrigerating chamber, refrigeration system and control system; Said refrigeration system is a frequency changing refrigeration system; The capillary that comprises many parallel connections; It is that an outlet gets into evaporimeter that each outlet capillaceous gathers through four-way pipe, and each inlet capillaceous inserts first bistable valve, second bistable valve, and the switching that said control system controls said first bistable valve, second bistable valve makes the single conducting of said capillary.Said each capillary has different internal diameters and length respectively.
Compared with present technology, the beneficial effect of the utility model is embodied in:
Through adopting the air-cooled frost-free refrigerator of multiple capillary combination single evaporator frequency conversion that the utility model proposed; Can make frequency-changeable compressor under different rotating speed, all can mate suitable capillary; Make refrigeration system obtain rational pressure drop and refrigerant flow; Thereby improve the refrigerating efficiency of refrigeration system, reach purpose of energy saving.
Description of drawings:
Fig. 1 is the structural representation of the air-cooled frost-free refrigerator of a kind of multiple capillary combination single evaporator frequency conversion of the utility model;
Fig. 2 is the circulation sketch map of the refrigeration system of wind cooling refrigerator shown in Figure 1.
Label among the figure: 1 refrigerating chamber, 2 temperature-changing chambers, 3 refrigerating chambers, 11 refrigeration air doors, 4 air channels; 21 alternating temperature air doors, 5 evaporator fans, 6 refrigeration systems, 601 frequency-changeable compressors, 602 blast pipes; 603 condensers, 604 filters, 605 first bistable valves, 606 second bistable valves, 607 is the A capillary; 608 is the B capillary, and 609 is the C capillary, 610 four-way pipes, 611 evaporimeters, 612 mufflers.
Below pass through the specific embodiment, and combine accompanying drawing that the utility model is described further.
The specific embodiment:
Embodiment: Fig. 1 shows the air-cooled frost-free refrigerator of a kind of multiple capillary combination single evaporator frequency conversion of the utility model, and it comprises refrigerating chamber 1, temperature-changing chamber 2, refrigerating chamber 3, refrigeration system 6, control system, evaporator fan 5, alternating temperature air door 21, air channel 4 and refrigeration air door 11.When refrigerator work; The return air that extracts in refrigerating chamber 1, temperature-changing chamber 2 and the refrigerating chamber 3 through evaporator fan 5 all freezes through refrigeration system 6, and the air-out that all becomes low temperature is dispensed to the food in refrigerating chamber 1, temperature-changing chamber 2 and refrigerating chamber 3 coolings or the deep freezer through evaporator fan 5 and alternating temperature air door 21, air channel 4 and refrigeration air door 11 again.
Fig. 2 shows the refrigeration system 6 of wind cooling refrigerator shown in Figure 1.As shown in Figure 2, said refrigeration system 6 is by compressor 601, blast pipe 602, condenser 603, filter 604, first bistable valve 605, second bistable valve 606, A capillary 607, B capillary 608, C capillary 609, four-way pipe 610, evaporimeter 611 and muffler 612.
In addition, it will be understood by those skilled in the art that this refrigeration system can realize three different circulations, that is:
1. when frequency-changeable compressor 601 be in high rotary speed area (such as: 4200 rev/mins of 3000 rev/mins of ∽) during operation, kind of refrigeration cycle is: frequency-changeable compressor 601---blast pipe 602---condenser 603---filter 604---first bistable electromagnetic valve 605---second bistable electromagnetic valve 606---A capillary 607---four-way pipe 610---evaporimeter 611---muffler 612---frequency-changeable compressor 601.
2. when frequency-changeable compressor 601 be in the medium speed zone (such as: 3000 rev/mins of 2000 rev/mins of ∽) during operation, kind of refrigeration cycle is: frequency-changeable compressor 601---blast pipe 602---condenser 603---filter 604---first bistable electromagnetic valve 605---second bistable electromagnetic valve 606------four-way pipe 610---evaporimeter 611---muffler 612---frequency-changeable compressor 601 through B capillary 608.
3. when frequency-changeable compressor 601 be in low rotation speed area (such as: 2000 rev/mins of 1200 rev/mins of ∽) during operation, kind of refrigeration cycle is: frequency-changeable compressor 601---blast pipe 602---condenser 603---filter 604---first bistable electromagnetic valve 605---C capillary 609---four-way pipe 610---evaporimeter 611---muffler 612---frequency-changeable compressor 601.
That is: when frequency-changeable compressor 1300 was in the operation of high rotary speed area, system mated with it with A capillary 607, thereby made refrigeration system obtain rational pressure drop and refrigerant flow obtains optimized refrigerating efficiency, reached purpose of energy saving; When frequency-changeable compressor 601 was in the medium speed area operation, system mated with it with B capillary 608, thereby made refrigeration system obtain rational pressure drop and refrigerant flow obtains optimized refrigerating efficiency, reached purpose of energy saving; When frequency-changeable compressor 601 is in the low rotation speed area operation; System matees with it with C capillary 609; Make refrigeration system obtain rational pressure drop and thereby refrigerant flow obtains optimized refrigerating efficiency; Reach purpose of energy saving, A, B, each capillary of C have different internal diameters and length respectively.
In sum; Through adopting the air-cooled frost-free refrigerator of a kind of multiple capillary combination single evaporator frequency conversion that the utility model proposed; Can make that refrigerator refrigeration system all has optimum pressure drop and refrigerant flow through the switching of multiple capillary when frequency-changeable compressor is in different rotating speeds; Thereby promote the refrigerating efficiency under the various different rotating speeds of frequency conversion press effectively, reach purpose of energy saving.
Claims (2)
1. a multiple capillary makes up the air-cooled frost-free refrigerator of single evaporator frequency conversion; Comprise refrigerating chamber, temperature-changing chamber, refrigerating chamber, refrigeration system and control system; It is characterized in that; Said refrigeration system is a frequency changing refrigeration system, comprises the capillary of many parallel connections, and it is that an outlet gets into evaporimeter that each outlet capillaceous gathers through four-way pipe; Each inlet capillaceous inserts first bistable valve, second bistable valve, and the switching that said control system controls said first bistable valve, second bistable valve makes the single conducting of said capillary.
2. the air-cooled frost-free refrigerator of a kind of multiple capillary combination single evaporator frequency conversion according to claim 1 is characterized in that said each capillary has different internal diameters and length respectively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203418054U CN202304238U (en) | 2011-09-13 | 2011-09-13 | Multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203418054U CN202304238U (en) | 2011-09-13 | 2011-09-13 | Multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202304238U true CN202304238U (en) | 2012-07-04 |
Family
ID=46373122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011203418054U Expired - Fee Related CN202304238U (en) | 2011-09-13 | 2011-09-13 | Multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202304238U (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103913041A (en) * | 2013-01-08 | 2014-07-09 | 株式会社东芝 | Refrigerator |
CN104676988A (en) * | 2015-02-28 | 2015-06-03 | 合肥晶弘电器有限公司 | Refrigerating system for refrigerator and control method thereof |
CN105423586A (en) * | 2015-12-22 | 2016-03-23 | 青岛海尔股份有限公司 | Refrigerating system, refrigerator and control method of refrigerating system |
CN106247657A (en) * | 2016-07-22 | 2016-12-21 | 西安交通大学 | A kind of carbon dioxide refrigerator refrigeration system |
CN107388698A (en) * | 2017-08-25 | 2017-11-24 | 合肥美菱股份有限公司 | A kind of wind cooling refrigerator refrigeration module and its control method |
CN108507244A (en) * | 2017-11-17 | 2018-09-07 | 中科美菱低温科技股份有限公司 | A kind of Wind-cooling type refrigerating box intelligent defrosting mechanism |
CN109059411A (en) * | 2018-08-30 | 2018-12-21 | Tcl家用电器(合肥)有限公司 | Refrigerator and its control method, control device, readable storage medium storing program for executing |
CN109269159A (en) * | 2018-08-21 | 2019-01-25 | 青岛海尔股份有限公司 | Single system refrigeration system and refrigeration equipment |
CN111550939A (en) * | 2020-05-13 | 2020-08-18 | 吉林大学 | Variable working condition refrigeration cycle system and control method thereof |
CN114484971A (en) * | 2020-11-11 | 2022-05-13 | 合肥海尔电冰箱有限公司 | Air-cooled refrigerator and control method thereof |
-
2011
- 2011-09-13 CN CN2011203418054U patent/CN202304238U/en not_active Expired - Fee Related
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103913041A (en) * | 2013-01-08 | 2014-07-09 | 株式会社东芝 | Refrigerator |
CN103913041B (en) * | 2013-01-08 | 2016-09-07 | 株式会社东芝 | Refrigerator |
CN104676988A (en) * | 2015-02-28 | 2015-06-03 | 合肥晶弘电器有限公司 | Refrigerating system for refrigerator and control method thereof |
CN105423586A (en) * | 2015-12-22 | 2016-03-23 | 青岛海尔股份有限公司 | Refrigerating system, refrigerator and control method of refrigerating system |
CN106247657A (en) * | 2016-07-22 | 2016-12-21 | 西安交通大学 | A kind of carbon dioxide refrigerator refrigeration system |
CN107388698A (en) * | 2017-08-25 | 2017-11-24 | 合肥美菱股份有限公司 | A kind of wind cooling refrigerator refrigeration module and its control method |
CN108507244A (en) * | 2017-11-17 | 2018-09-07 | 中科美菱低温科技股份有限公司 | A kind of Wind-cooling type refrigerating box intelligent defrosting mechanism |
CN109269159A (en) * | 2018-08-21 | 2019-01-25 | 青岛海尔股份有限公司 | Single system refrigeration system and refrigeration equipment |
CN109059411A (en) * | 2018-08-30 | 2018-12-21 | Tcl家用电器(合肥)有限公司 | Refrigerator and its control method, control device, readable storage medium storing program for executing |
CN111550939A (en) * | 2020-05-13 | 2020-08-18 | 吉林大学 | Variable working condition refrigeration cycle system and control method thereof |
CN114484971A (en) * | 2020-11-11 | 2022-05-13 | 合肥海尔电冰箱有限公司 | Air-cooled refrigerator and control method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202304238U (en) | Multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator | |
CN104833087A (en) | Cascading middle and high-temperature air source heat pump hot water machine set | |
CN104677011A (en) | Refrigerator | |
CN105091387A (en) | Efficient refrigerating system | |
CN104807242A (en) | Cooling chamber steam compression composite circulating system based on semiconductor super-cooling synergy | |
CN101865585A (en) | Refrigerator with double capillary tubes and multiple refrigerating loops | |
CN105091392A (en) | Heat recovery multi-online system and control method thereof | |
CN103335439B (en) | Refrigeration system | |
CN104501406A (en) | Multistage air source heat pump for producing high temperature hot water | |
CN101900463B (en) | Air-conditioner and air-conditioner control method | |
CN202303828U (en) | Water circulation system of central air conditioner | |
CN103206814A (en) | Supercooling device for magnetic suspension refrigerating system with natural cold source | |
CN201476393U (en) | Pressure maintaining refrigeration system of evaporator | |
CN202947389U (en) | Frequency conversion refrigerator refrigerating device capable of regulating refrigerating capacity automatically | |
CN201066221Y (en) | Double capillary frequency-changing wind-cooling refrigerator | |
CN201803513U (en) | Energy-saving refrigerator | |
CN203224076U (en) | Refrigeration system with low consumption and high efficiency | |
CN204963278U (en) | Efficient refrigerating system | |
CN204494786U (en) | For the production of the multi-staged air source heat pump of high-temperature-hot-water | |
CN203454506U (en) | Defrosting system in air-cooled type double-compressor refrigerating system | |
CN103542567B (en) | A kind of independent control system of many warm areas for refrigeration plant and temperature control method | |
CN201688630U (en) | Energy-saving air conditioner refrigeration device | |
CN201837137U (en) | Dual-evaporator refrigeration system of side by side combination refrigerator | |
CN204085024U (en) | A kind of refrigerator refrigeration system with double capillary and refrigerator | |
CN110849032A (en) | Compressor waste heat driven compression-injection refrigerating system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 230601 No. 2163 Lianhua Road, Hefei economic and Technological Development Zone, Anhui Patentee after: Changhong MeiLing Limited by Share Ltd Address before: 230061 No. 2163 Lianhua Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Hefei Meiling Co., Ltd. |
|
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: 20120704 Termination date: 20200913 |