CN201225805Y - Mechanical refrigerator refrigerated by single refrigerating room - Google Patents
Mechanical refrigerator refrigerated by single refrigerating room Download PDFInfo
- Publication number
- CN201225805Y CN201225805Y CNU2008200708104U CN200820070810U CN201225805Y CN 201225805 Y CN201225805 Y CN 201225805Y CN U2008200708104 U CNU2008200708104 U CN U2008200708104U CN 200820070810 U CN200820070810 U CN 200820070810U CN 201225805 Y CN201225805 Y CN 201225805Y
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- refrigeration
- temperature
- freezing
- refrigerating chamber
- thermostat
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Abstract
The utility model relates to a separate refrigeration mechanical refrigeratory of a freezing room, comprising a refrigerating system and a refrigeration temperature control unit. A compressor, an exhaust connecting pipe, an anti-sweat pipe, a condenser, a molecular sieve, a refrigeration capillary, a refrigeration evaporator, a freezing evaporator, a low-pressure pipe and a return pipe in the refrigerating system are connected in sequence to form a loop; the refrigeration temperature control unit comprises a refrigeration temperature controller, wherein the power supply inlet of the refrigeration temperature controller is connected with a power supply, and the refrigeration control end of the refrigeration temperature controller is connected with the power supply inlet of the refrigerating system. The mechanical refrigeratory also comprises a freezing room temperature control unit which comprises freezing temperature controllers connected at two ends of the refrigeration temperature controller in parallel. The refrigerating system of the mechanical refrigeratory also comprises a two-position three-way electromagnetic valve and a freezing capillary, wherein the inlet of the electromagnetic valve is communicated with the molecular sieve; the first outlet of the electromagnetic valve is communicated with the refrigeration capillary, and the second outlet is communicated with the freezing capillary; the outlet of the freezing capillary is communicated with the inlet of the freezing evaporator; and the control end of the electromagnetic valve is connected to the temperature compensation control end of the refrigeration temperature controller.
Description
Technical field
The utility model relates to the refrigeration fresh-keeping technique field, relates in particular to a kind of refrigerating chamber separate refrigeration mechanical refrigerator with quick-frozen function.
Background technology
At present, the preservation technique research and development of current refrigerator focus on the cold storing and fresh-keeping, do not consider refrigeration fresh-keeping technique, for the food in the refrigerating chamber is carried out quick-frozen, be that temperature controller by refrigerating chamber carries out to the control of refrigerating chamber on the mechanical refrigerator, see refrigeration cyclic graph shown in Figure 1, compressor M, exhaust connection, dew eliminating tube, condenser, molecular sieve, capillary, refrigeration evaporator, refrigerating evaporator, low-voltage tube, muffler connect and compose the loop successively in its refrigeration system; The power supply of this refrigeration system is to control by the refrigeration thermostat S1 in the refrigeration temperature control unit, sees electrical connection diagram shown in Figure 2, and the power supply import C end of refrigeration thermostat S1 connects attaching plug, the power supply import of its refrigeration control end L end connection refrigeration system; When the environment temperature rising, when temperature of refrigerating chamber was higher than the cryogenic temperature of refrigeration thermostat S1 setting, the power supply import of refrigeration thermostat S1 and its refrigeration control end L termination were logical, and refrigeration system begins periodic duty.
When environment temperature is reduced to the cryogenic temperature that is lower than refrigeration thermostat S1 setting, the power supply import C end of refrigeration thermostat S1 disconnects with its refrigeration control end L end, because of refrigeration evaporator, refrigerating evaporator in the refrigeration system are connected in series, refrigeration system quits work, and causes freezer temperature too high; If refrigerating chamber has the refrigeration requirement, present solution is to connect a temperature compensation system at the function of temperature compensation control end H of refrigeration thermostat S1 end, this temperature compensation system comprises that one is arranged on the electric heater EH of refrigerating chamber, electric heater EH also is connected in series with a compensating switch SB2: when environment temperature is reduced to the cryogenic temperature that is lower than refrigeration thermostat S1 setting, the power supply import C end of refrigeration thermostat S1 disconnects with its refrigeration control end L end, logical with its function of temperature compensation control end H termination, when needing the refrigerating chamber refrigeration, closed compensating switch SB2, electric heater EH promptly gets electric work, force the temperature of refrigerating chamber to raise, when temperature reaches the cryogenic temperature of refrigeration thermostat S1 setting, the power supply import C end of refrigeration thermostat S1 is logical with its refrigeration control end L termination, the driving refrigeration system is started working, like this, though can order about refrigeration system work when under the situation of low ambient temperature, needing the refrigerating chamber refrigeration, will increase the power consumption of refrigerator greatly.
The utility model content
The purpose of this utility model is to propose a kind of mechanical refrigerator that refrigerating chamber can separate refrigeration under the situation of low ambient temperature, further purpose provides a kind of mechanical refrigerator that can carry out quick-frozen to refrigerating chamber, to be reduced in the refrigerator power consumption of working under the low ambient temperature situation.
A kind of refrigerating chamber separate refrigeration mechanical refrigerator, comprise refrigeration system, refrigeration temperature control unit, compressor, exhaust connection, dew eliminating tube, condenser, molecular sieve, refrigeration capillary, refrigeration evaporator, refrigerating evaporator, low-voltage tube, muffler connect and compose the loop successively in the refrigeration system, and refrigeration temperature control unit comprises
One refrigeration thermostat, the power supply import of refrigeration thermostat is used to connect power supply, the refrigeration control end connects the power supply import of refrigeration system, wherein: this mechanical refrigerator also comprises a refrigerating chamber temperature control unit, it comprises that one is connected in parallel on the freezing temperature controller at refrigeration thermostat two ends, the refrigeration system of this mechanical refrigerator also comprises one or two position-3-way solenoid valve, freezing capillary, the import of this magnetic valve is communicated with the outlet of molecular sieve, first outlet of this magnetic valve is communicated with the refrigeration capillary, second outlet is communicated with freezing capillary, freezing outlet capillaceous is communicated with the import of refrigerating evaporator, and the control end of this magnetic valve is connected the function of temperature compensation control end of refrigeration thermostat.
Described refrigerating chamber separate refrigeration mechanical refrigerator, wherein: refrigerating chamber temperature control unit also comprises a quick-frozen switch, the series circuit of this quick-frozen switch and freezing temperature controller is connected in parallel on the two ends of refrigeration thermostat.
Described refrigerating chamber separate refrigeration mechanical refrigerator, wherein: the function of temperature compensation control end of described refrigeration thermostat also is connected with temperature-compensation circuit.
Described refrigerating chamber separate refrigeration mechanical refrigerator, wherein: described temperature-compensation circuit is that compensating switch is connected in series formation with electric heater.
The utility model adopts technique scheme will reach following technique effect:
Refrigerating chamber separate refrigeration mechanical refrigerator of the present utility model, when environment temperature was high, the power supply import of refrigeration thermostat was communicated with its refrigeration control end, drove refrigeration system to refrigerating chamber, refrigerating chamber refrigeration; When environment temperature be higher than freezing temperature controller setting cryogenic temperature and when being lower than the cryogenic temperature of setting of refrigeration thermostat: the power supply import of freezing temperature controller is communicated with its freezing control end, the driving refrigeration system powers on, the power supply import of refrigeration thermostat and its refrigeration control end disconnect, logical with its temperature-compensating termination simultaneously, driving magnetic valve gets, import is communicated with second outlet, the refrigeration capillary quits work, freezing capillary is started working, compressor in the refrigeration system, exhaust connection, dew eliminating tube, condenser, molecular sieve, freezing capillary, refrigerating evaporator, low-voltage tube, muffler constitutes the loop, only refrigerating chamber is carried out refrigeration work, the power consumption of refrigerator when the saving environment temperature is low; Further, the freezing control system of this refrigerator also is provided with the quick-frozen switch, need carry out quick-frozen when being lower than the cryogenic temperature of setting of refrigeration thermostat as the cryogenic temperature of the setting that is higher than freezing temperature controller in environment temperature to refrigerating chamber, closed quick-frozen switch, the requirement if refrigerating chamber does not freeze, open the quick-frozen switch and get final product, refrigeration system quits work, and further reduces power consumption.As fully visible, the controlled system refrigerating chamber of the technical program carries out separate refrigeration, quick-frozen control, and refrigerator of the prior art relatively can reduce power consumption, saves electricity cost.
Description of drawings
Fig. 1 is the refrigeration cyclic graph of mechanical refrigerator in the prior art;
Fig. 2 is the electrical connection diagram of mechanical refrigerator in the prior art;
Fig. 3 is a kind of electrical connection diagram of the utility model refrigerating chamber separate refrigeration mechanical refrigerator;
Fig. 4 is the another kind of electrical connection diagram of the utility model refrigerating chamber separate refrigeration mechanical refrigerator;
Fig. 5 is the refrigeration cyclic graph of Fig. 3 or mechanical refrigerator shown in Figure 4.
The specific embodiment
Embodiment:
A kind of refrigerating chamber separate refrigeration mechanical refrigerator, its electrical connection diagram as shown in Figure 3, comprise refrigeration system, refrigeration temperature control unit, refrigerating chamber temperature control unit, refrigeration temperature control unit comprises a refrigeration thermostat S1, and the power supply import C termination power of refrigeration thermostat S1, refrigeration control end L connect the power supply import of refrigeration system; This refrigerating chamber temperature control unit comprises that one is connected in parallel on the freezing temperature controller S2 at refrigeration thermostat S1 two ends; Compressor M in the refrigeration system, exhaust connection, dew eliminating tube, condenser, molecular sieve, the refrigeration capillary, refrigeration evaporator, refrigerating evaporator, low-voltage tube, muffler connects and composes the loop successively, this refrigeration system also comprises one or two position-3-way solenoid valve YV, freezing capillary, the import of this magnetic valve YV is communicated with the outlet of molecular sieve, its first outlet is communicated with the refrigeration capillary, its second outlet is communicated with freezing capillary, freezing outlet capillaceous is communicated with the import of refrigerating evaporator, and the control end of this magnetic valve YV is connected the function of temperature compensation control end H end of refrigeration thermostat S1.
When environment temperature was high, the power supply import C of refrigeration thermostat S1 end was communicated with its refrigeration control end L end, drove refrigeration system to refrigerating chamber, refrigerating chamber refrigeration; When environment temperature was higher than the setting cryogenic temperature of freezing temperature controller S2 and is lower than the setting cryogenic temperature of refrigeration thermostat S1: the power supply import of freezing temperature controller S2 was communicated with its freezing control end, the driving refrigeration system powers on, the power supply import C end of refrigeration thermostat S1 disconnects with its refrigeration control end L end, logical with its temperature-compensating end H termination simultaneously, driving magnetic valve YV gets, the import of magnetic valve YV is communicated with second outlet, the refrigeration capillary quits work, freezing capillary is started working, compressor M in the refrigeration system, exhaust connection, dew eliminating tube, condenser, molecular sieve, freezing capillary, refrigerating evaporator, low-voltage tube, muffler constitutes the loop, only refrigerating chamber is carried out refrigeration work, the power consumption of refrigerator when the saving environment temperature is low.
Fig. 4 is the electrical connection diagram of another kind of refrigerating chamber separate refrigeration mechanical refrigerator, is to be provided with quick-frozen switch S B3 on the basis of mechanical refrigerator shown in Figure 3, and the series circuit of this quick-frozen switch S B3 and freezing temperature controller S2 is connected in parallel on the two ends of refrigeration thermostat S1; When being lower than the setting cryogenic temperature of refrigeration thermostat S1, carry out quick-frozen to refrigerating chamber, closed quick-frozen switch S B3 if need as the setting cryogenic temperature that is higher than freezing temperature controller S2 in environment temperature; The requirement if refrigerating chamber does not freeze is opened quick-frozen switch S B3 and is got final product, and then refrigeration system quits work, and further reduces power consumption.
In addition, mechanical refrigerator shown in Figure 4, the function of temperature compensation control end H end of its refrigeration thermostat S1 also is connected with temperature-compensation circuit, this temperature-compensation circuit is that compensating switch SB2 is connected in series formation with electric heater EH, when environment temperature is lower than the cryogenic temperature of refrigeration thermostat S1 setting, if need refrigerating chamber work, closed temperature compensating switch SB2, electric heater EH work raises with the simulated environment temperature, when temperature is higher than the cryogenic temperature of refrigeration thermostat S1, the power supply import C end of refrigeration thermostat S1 is logical with its refrigeration control end L termination, disconnect with its function of temperature compensation control end H end simultaneously, the import of magnetic valve YV is communicated with its first outlet, to refrigerating chamber, refrigerating chamber freezes simultaneously, simultaneously, electric heater EH dead electricity quits work.
Claims (4)
1, a kind of refrigerating chamber separate refrigeration mechanical refrigerator, comprise refrigeration system, refrigeration temperature control unit, compressor in the refrigeration system, exhaust connection, dew eliminating tube, condenser, molecular sieve, the refrigeration capillary, refrigeration evaporator, refrigerating evaporator, low-voltage tube, muffler connects and composes the loop successively, refrigeration temperature control unit comprises a refrigeration thermostat, the power supply import of refrigeration thermostat connects power supply, the refrigeration control end connects the power supply import of refrigeration system, it is characterized in that: this mechanical refrigerator also comprises a refrigerating chamber temperature control unit, it comprises that one is connected in parallel on the freezing temperature controller at refrigeration thermostat two ends, the refrigeration system of this mechanical refrigerator also comprises one or two position-3-way solenoid valve, freezing capillary, the import of this magnetic valve is communicated with the outlet of molecular sieve, first outlet of this magnetic valve is communicated with the refrigeration capillary, second outlet is communicated with freezing capillary, freezing outlet capillaceous is communicated with the import of refrigerating evaporator, and the control end of this magnetic valve is connected the function of temperature compensation control end of refrigeration thermostat.
2, refrigerating chamber separate refrigeration mechanical refrigerator as claimed in claim 1 is characterized in that: refrigerating chamber temperature control unit comprises also-the quick-frozen switch that the series circuit of this quick-frozen switch and freezing temperature controller is connected in parallel on the two ends of refrigeration thermostat.
3, refrigerating chamber separate refrigeration mechanical refrigerator as claimed in claim 1 or 2, it is characterized in that: the function of temperature compensation control end of described refrigeration thermostat also is connected with temperature-compensation circuit.
4, refrigerating chamber separate refrigeration mechanical refrigerator as claimed in claim 1 or 2 is characterized in that: described temperature-compensation circuit is that compensating switch is connected in series formation with electric heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200708104U CN201225805Y (en) | 2008-05-30 | 2008-05-30 | Mechanical refrigerator refrigerated by single refrigerating room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200708104U CN201225805Y (en) | 2008-05-30 | 2008-05-30 | Mechanical refrigerator refrigerated by single refrigerating room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201225805Y true CN201225805Y (en) | 2009-04-22 |
Family
ID=40598697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200708104U Expired - Lifetime CN201225805Y (en) | 2008-05-30 | 2008-05-30 | Mechanical refrigerator refrigerated by single refrigerating room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201225805Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374711A (en) * | 2011-10-08 | 2012-03-14 | 合肥美的荣事达电冰箱有限公司 | Refrigeration system and refrigerator comprising same |
| CN106054973A (en) * | 2016-08-17 | 2016-10-26 | 国网江苏省电力公司电力科学研究院 | Temperature control device and method for artificial pollution laboratory |
| CN106782011A (en) * | 2016-12-30 | 2017-05-31 | 武汉华育诺为信息技术有限公司 | A kind of refrigeration system for real training |
-
2008
- 2008-05-30 CN CNU2008200708104U patent/CN201225805Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374711A (en) * | 2011-10-08 | 2012-03-14 | 合肥美的荣事达电冰箱有限公司 | Refrigeration system and refrigerator comprising same |
| CN106054973A (en) * | 2016-08-17 | 2016-10-26 | 国网江苏省电力公司电力科学研究院 | Temperature control device and method for artificial pollution laboratory |
| CN106782011A (en) * | 2016-12-30 | 2017-05-31 | 武汉华育诺为信息技术有限公司 | A kind of refrigeration system for real training |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090422 |