CN201828080U - Refrigerator mechanical refrigerating system with high freezing capacity - Google Patents
Refrigerator mechanical refrigerating system with high freezing capacity Download PDFInfo
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- CN201828080U CN201828080U CN2010205409178U CN201020540917U CN201828080U CN 201828080 U CN201828080 U CN 201828080U CN 2010205409178 U CN2010205409178 U CN 2010205409178U CN 201020540917 U CN201020540917 U CN 201020540917U CN 201828080 U CN201828080 U CN 201828080U
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- evaporator
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- refrigerating chamber
- refrigerating
- chamber evaporator
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Abstract
The utility model relates to a refrigerator mechanical refrigerating system with high freezing capacity, which comprises a compressor, a refrigerating chamber evaporator and a freezing chamber evaporator. The refrigerating chamber evaporator consists of a refrigerating chamber evaporator A and a refrigerating chamber evaporator B, and the refrigerating chamber evaporator A is serially connected with the refrigerating chamber evaporator B by the freezing chamber evaporator. The compressor is connected with a two-position three-way electromagnetic valve by a condenser, one path of the two-position three-way electromagnetic valve is connected with a refrigerating chamber capillary tube, the refrigerating chamber evaporator A, the freezing chamber evaporator and the refrigerating chamber evaporator B to form a loop, and another path of the two-position three-way electromagnetic valve is connected with a freezing chamber capillary tube, the freezing chamber evaporator and the refrigerating chamber evaporator B to form a loop. The refrigerator mechanical refrigerating system has the advantages that the refrigerator mechanical refrigerating system achieves the purposes of increasing distributed refrigerating capacity of a freezing chamber and improving the freezing capacity of the freezing chamber by closing a high-freezing-capacity switch, adjusting the length of a refrigerating pipeline of a refrigerating chamber and changing the volume ratio of the refrigerating chamber evaporator to the freezing chamber evaporator, and guarantees storage temperature of the refrigerating chamber.
Description
Technical field
The utility model relates to the refrigerator refrigeration system field, especially a kind of mechanical refrigerator refrigeration system with strong refrigerating capacity.
Background technology
In the prior art, existing standard machinery temperature control direct-cooling type household refrigerator-freezer, refrigeration system is by refrigerator evaporator and freezer evaporator series connection, and the startup of refrigerating chamber comes Passive Control by the temperature controller in the refrigerating chamber.Because the temperature of refrigerating chamber can not be lower than 0 ℃, and refrigerating chamber and refrigerating chamber can only freeze synchronously, cause the refrigerating capacity of wanting to improve refrigerator to optimize by changing refrigerant system configuration, determine that in refrigeration system the refrigerating capacity of back refrigerator can't improve.
Want to improve the refrigerating capacity of refrigerator now, general thinking is: the method by adding electrical heating wire is improving the temperature of refrigerating chamber, thus the working time of lengthening compressor, to reach the purpose that improves refrigerating capacity.Heating can increase unsafe factor in refrigerator, and electrical heating wire generally all is arranged on the refrigerator evaporator, and the maintenanceability of this structure is very poor.Moreover, in to the refrigerator refrigeration,, so just having wasted electric energy again to the refrigerator heating, the low-carbon energy-saving of advocating with current society does not conform to.
Another mode, direct-cooling type household refrigerator-freezer adopt the mode of double temperature double control, though the refrigerating capacity cost that can allow refrigerating chamber work independently can to improve refrigerator is higher.
Summary of the invention
The utility model will solve the shortcoming of above-mentioned prior art, provides a kind of not only succinct energy-conservation but also can improve the mechanical refrigerator refrigeration system with strong refrigerating capacity of refrigerating capacity, to improve the refrigerating capacity of mechanical refrigerator.
The utility model solves the technical scheme that its technical problem adopts: this mechanical refrigerator refrigeration system with strong refrigerating capacity, comprise compressor, refrigerator evaporator and freezer evaporator, refrigerator evaporator is divided into refrigerator evaporator A and refrigerator evaporator B, and refrigerator evaporator A is connected in series with refrigerator evaporator B by freezer evaporator; Compressor is connected with two-position three way magnetic valve by condenser, one the tunnel forms the loop, another road and refrigerating chamber capillary, freezer evaporator, refrigerator evaporator formation loop with refrigerating chamber capillary, refrigerator evaporator A, freezer evaporator, refrigerator evaporator B.
As preferably, compressor and starter, the refrigerating chamber temperature controller that is used to control compressor switch, strong freeze switch, the solenoid of two-position three way magnetic valve, overload protective device form control loop.
As preferably, be connected in parallel on the refrigerating chamber temperature controller after magnetic-sensing temperature switch and the electric heating compensating line serial connection.
As preferably, door switch and lamp serial connection back are in parallel with the two ends of the solenoid of freeze switch and two-position three way magnetic valve by force.
The effect that the utility model is useful is: the utility model machinery control dual system refrigerator is provided with strong refrigerating capacity switch.By the closure of strong freeze switch, regulate the refrigeration pipe length of refrigerating chamber, change refrigerating chamber and freezer evaporator volumetric ratio, reaching increases refrigerating chamber assignment system cold, increases the purpose of the refrigerating capacity of refrigerating chamber, and guarantees the storage temperature of refrigerating chamber.When strong freeze switch was closed, refrigerator was in the energy-saving heat preserving state; When strong freeze switch is opened, can strengthen the refrigerating capacity of refrigerating chamber guaranteeing to hide under the situation of room temperature.
Description of drawings
Fig. 1 is the refrigerating system figure of the mechanical refrigerator of the strong refrigerating capacity of the utility model.
Fig. 2 is the electrical schematic diagram of the mechanical refrigerator of the strong refrigerating capacity of the utility model.
Wherein: compressor 1, condenser 2, two-position three way magnetic valve 3; Refrigerating chamber capillary 4; Refrigerating chamber capillary 5; Refrigerator evaporator A-6; Freezer evaporator 7, refrigerator evaporator B-8, starter 9, refrigerating chamber temperature controller 10, magnetic-sensing temperature switch 11, electric heating compensating line 12, strong freeze switch 13, overload protective device 14, door switch 15, lamp 16.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1, this mechanical refrigerator refrigeration system with strong refrigerating capacity, comprise compressor 1, refrigerator evaporator and freezer evaporator 7, refrigerator evaporator is divided into refrigerator evaporator A6 and refrigerator evaporator B8, and refrigerator evaporator A6 is connected in series with refrigerator evaporator B8 by freezer evaporator 7; Compressor 1 is connected with two-position three way magnetic valve 3 by condenser 2, one the tunnel forms the loop, another road and refrigerating chamber capillary 4, freezer evaporator 7, refrigerator evaporator 8 formation loops with refrigerating chamber capillary 5, refrigerator evaporator A6, freezer evaporator 7, refrigerator evaporator B8.
As shown in Figure 2, compressor 1 forms control loop with starter 9, the refrigerating chamber temperature controller 10 that is used to control compressor 1 switch, strong freeze switch 13, the solenoid of two-position three way magnetic valve 3, overload protective device 14.Be connected in parallel on the refrigerating chamber temperature controller 10 after magnetic-sensing temperature switch 11 and electric heating compensating line 12 serial connections, door switch 15 and lamp 16 serial connection backs are in parallel with the two ends of the solenoid of strong freeze switch 13 and two-position three way magnetic valve 3.By 3 actions of strong freeze switch 13 control two-position three way magnetic valves, finish the action of closing and connecting refrigerator evaporator 6, reach disengagement area and the pipe volume of regulating refrigerator evaporator, play change refrigerating chamber and refrigerator evaporator ratio, increase the refrigerating chamber refrigerating capacity.
When strong freeze switch 13 disconnects, two-position three way magnetic valve 3 outages, refrigerator will normally move along the loop of compressor 1-condenser 2-refrigerating chamber capillary 5-refrigerator evaporator A6-freezer evaporator 7-refrigerator evaporator B as shown in Figure 1 this moment.The probe of refrigerating chamber mechanical temperature-control is contained on the refrigerator evaporator B8.At this moment, when temperature of refrigerating chamber arrive that refrigerating chamber temperature controller 10 sets stop cryogenic temperature the time, compressor disconnects, and quits work.When temperature of refrigerating chamber arrives the beginning cryogenic temperature that refrigerating chamber temperature controller 10 sets, compressor start.
When strong freeze switch 13 is closed, two-position three way magnetic valve 3 energisings, this moment as shown in Figure 1, two-position three way magnetic valve 3 switches cold-producing medium and directly enters freezer evaporator 7 by refrigerating chamber capillary 4, at this moment refrigerator will be along the loop operation of compressor 1-condenser 2-refrigerating chamber capillary 4-freezer evaporator 7-refrigerator evaporator B8, the cold-producing medium refrigerator evaporator A6 that will no longer flow through, so hiding the chamber disengagement area has diminished, refrigerating chamber refrigeration is slack-off just is not easy to arrive the shutdown temperature that mechanical thermostat sets, so just prolonged the working time of compressor, made freezer evaporator 7 be in refrigerating state always and arrive the shutdown temperature that temperature control sets up to temperature of refrigerating chamber; Owing to reduced the evaporator capacity of refrigerating chamber, the cold-producing medium that refrigerating chamber is distributed is more simultaneously, has increased the refrigerating capacity of refrigerating chamber.Thereby realize the strong refrigerating capacity of mechanical refrigerator.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (4)
1. mechanical refrigerator refrigeration system with strong refrigerating capacity, comprise compressor (1), refrigerator evaporator and freezer evaporator (7), it is characterized in that: refrigerator evaporator is divided into refrigerator evaporator A (6) and refrigerator evaporator B (8), and refrigerator evaporator A (6) is connected in series with refrigerator evaporator B (8) by freezer evaporator (7); Compressor (1) is connected with two-position three way magnetic valve (3) by condenser (2), one the tunnel forms the loop, another road and refrigerating chamber capillary (4), freezer evaporator (7), refrigerator evaporator (8) formation loop with refrigerating chamber capillary (5), refrigerator evaporator A (6), freezer evaporator (7), refrigerator evaporator B (8).
2. the mechanical refrigerator refrigeration system with strong refrigerating capacity according to claim 1 is characterized in that: compressor (1) forms control loop with starter (9), the refrigerating chamber temperature controller (10) that is used to control compressor (1) switch, strong freeze switch (13), the solenoid of two-position three way magnetic valve (3), overload protective device (14).
3. the mechanical refrigerator refrigeration system with strong refrigerating capacity according to claim 2 is characterized in that: be connected in parallel on the refrigerating chamber temperature controller (10) after magnetic-sensing temperature switch (11) and electric heating compensating line (12) serial connection.
4. the mechanical refrigerator refrigeration system with strong refrigerating capacity according to claim 2 is characterized in that: door switch (15) and lamp (16) serial connection back are in parallel with the two ends of the solenoid of strong freeze switch (13) and two-position three way magnetic valve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205409178U CN201828080U (en) | 2010-09-21 | 2010-09-21 | Refrigerator mechanical refrigerating system with high freezing capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205409178U CN201828080U (en) | 2010-09-21 | 2010-09-21 | Refrigerator mechanical refrigerating system with high freezing capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201828080U true CN201828080U (en) | 2011-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205409178U Expired - Fee Related CN201828080U (en) | 2010-09-21 | 2010-09-21 | Refrigerator mechanical refrigerating system with high freezing capacity |
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| CN (1) | CN201828080U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134227A (en) * | 2013-02-26 | 2013-06-05 | 合肥美的荣事达电冰箱有限公司 | Refrigeration circulating system and single-system direct air-cooling refrigerator with same |
| CN103615822A (en) * | 2013-11-27 | 2014-03-05 | 合肥美的电冰箱有限公司 | Refrigerating device and refrigerating system |
| CN104390382A (en) * | 2014-12-01 | 2015-03-04 | 合肥美的电冰箱有限公司 | Refrigerating system and refrigerator with same |
| CN105526760A (en) * | 2015-12-04 | 2016-04-27 | 六安索伊电器制造有限公司 | Direct-cooling mechanically-controlled refrigerator for wide climate zone |
| CN106062492A (en) * | 2014-02-07 | 2016-10-26 | Pdx技术有限责任公司 | Refrigeration system with separate feedstreams to multiple evaporator zones |
| CN108507218A (en) * | 2018-05-10 | 2018-09-07 | 谈达伟 | A kind of refrigerating system of variable-volume |
| CN112050505A (en) * | 2020-09-11 | 2020-12-08 | 长虹美菱股份有限公司 | Double-circulation refrigerator refrigerating system and control method thereof |
| CN113844553A (en) * | 2021-09-30 | 2021-12-28 | 南京工业大学 | Vehicle spare tire groove transformation storage device with function interchange capacity and method |
| CN114857833A (en) * | 2022-05-23 | 2022-08-05 | Tcl家用电器（合肥）有限公司 | Refrigerator and refrigeration system control method |
-
2010
- 2010-09-21 CN CN2010205409178U patent/CN201828080U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134227A (en) * | 2013-02-26 | 2013-06-05 | 合肥美的荣事达电冰箱有限公司 | Refrigeration circulating system and single-system direct air-cooling refrigerator with same |
| CN103134227B (en) * | 2013-02-26 | 2015-02-25 | 合肥美的电冰箱有限公司 | Refrigeration circulating system and single-system direct air-cooling refrigerator with same |
| CN103615822A (en) * | 2013-11-27 | 2014-03-05 | 合肥美的电冰箱有限公司 | Refrigerating device and refrigerating system |
| CN106062492A (en) * | 2014-02-07 | 2016-10-26 | Pdx技术有限责任公司 | Refrigeration system with separate feedstreams to multiple evaporator zones |
| JP2017506321A (en) * | 2014-02-07 | 2017-03-02 | ピーディーエックス テクノロジーズ エルエルシー | Cooling system with separate feed streams to multiple evaporator zones |
| CN104390382A (en) * | 2014-12-01 | 2015-03-04 | 合肥美的电冰箱有限公司 | Refrigerating system and refrigerator with same |
| CN105526760A (en) * | 2015-12-04 | 2016-04-27 | 六安索伊电器制造有限公司 | Direct-cooling mechanically-controlled refrigerator for wide climate zone |
| CN108507218A (en) * | 2018-05-10 | 2018-09-07 | 谈达伟 | A kind of refrigerating system of variable-volume |
| CN112050505A (en) * | 2020-09-11 | 2020-12-08 | 长虹美菱股份有限公司 | Double-circulation refrigerator refrigerating system and control method thereof |
| CN113844553A (en) * | 2021-09-30 | 2021-12-28 | 南京工业大学 | Vehicle spare tire groove transformation storage device with function interchange capacity and method |
| CN114857833A (en) * | 2022-05-23 | 2022-08-05 | Tcl家用电器（合肥）有限公司 | Refrigerator and refrigeration system control method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20110511 Termination date: 20170921 |