CN101520249A - Refrigerating circuit for refrigerator with refrigeration-heating conversion chamber - Google Patents
Refrigerating circuit for refrigerator with refrigeration-heating conversion chamber Download PDFInfo
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- CN101520249A CN101520249A CN200910048420A CN200910048420A CN101520249A CN 101520249 A CN101520249 A CN 101520249A CN 200910048420 A CN200910048420 A CN 200910048420A CN 200910048420 A CN200910048420 A CN 200910048420A CN 101520249 A CN101520249 A CN 101520249A
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Abstract
The invention provides an electric circuit for a refrigerator with a refrigeration-heating conversion chamber. The electric circuit comprises a compressor, a condenser and an evaporator of the refrigeration-heating conversion chamber. The electric circuit is characterized in that the compressor is connected with a condenser through a first electromagnetic valve; the first electromagnetic valve is connected with a condensing tube of the refrigeration-heating conversion chamber; the condensing tube of the refrigeration-heating conversion chamber is connected with the input end of the condenser through a second electromagnetic valve; a freezing evaporator is connected with the evaporator of the refrigeration-heating conversion chamber through a third electromagnetic valve; the evaporator of the refrigeration-heating conversion chamber is connected with the compressor through a fourth electromagnetic valve; and the third electromagnetic valve is connected with the fourth electromagnetic valve. The electric circuit has the advantages that: the electric circuit effectively saves energy, can be used for normal food refrigeration and storage, can be used for heating and heat insulation, fully utilizes space and has free conversion between refrigeration and heating, flexibility and convenience.
Description
Technical field
The present invention relates to a kind of refrigerating circuit, belong to technical field of refrigeration equipment with refrigerator of refrigeration and heating conversion chamber.
Background technology
The refrigerator major part has a refrigerating chamber, a refrigerating chamber (perhaps adding a refrigerating chamber) at present, no matter how many chambers has therebetween, its each chamber all is to rely on the phase transformation of cold-producing medium in refrigeration system to obtain low temperature, thereby reach the purpose of refrigeration stored food, can not store the food that needs to keep the condition of high temperature, through its taking-up being thawed for a long time naturally before the food consumption after freezing, thaw by other instrument simultaneously, its function of such refrigerator is comparatively single.
Summary of the invention
The purpose of invention provides a kind of refrigerating circuit with heat tracing and refrigerator of the function of thawing, and the refrigerating function of this chamber and heating function can be changed mutually simultaneously.
In order to achieve the above object, technical scheme of the present invention has provided a kind of refrigerating circuit that is used to have the refrigerator of refrigeration-heating conversion chamber, comprise compressor, condenser and refrigeration heating switch room evaporimeter, the output of condenser connects the input of throttling arrangement, the output of throttling arrangement connects the input of refrigeration evaporator, the output of refrigeration evaporator connects the input of refrigerating evaporator, it is characterized in that, the output of compressor connects the input of first magnetic valve, the input of often driving output connection condenser of first magnetic valve, the normally closed output of first magnetic valve connects the input of refrigeration heating switch room condenser pipe, the output of refrigeration heating switch room condenser pipe connects the input of condenser by second magnetic valve, the output of refrigerating evaporator connects the input of the 3rd magnetic valve, the output of often opening of the 3rd magnetic valve connects the input that refrigeration heats the switch room evaporimeter, what the output of refrigeration heating switch room evaporimeter connected the 4th magnetic valve often opens input, the output of the 4th magnetic valve links to each other with the compressor return air pipe by pipeline, and the normally closed output of the 3rd magnetic valve and the normally closed input port of the 4th magnetic valve interconnect.
The present invention increases condenser pipe at refrigeration heating switch room, utilizes the cold-producing medium heat that condensation discharges in refrigeration system that this chamber is heated, effectively energy savings; In refrigerator refrigeration loop, increase magnetic valve, ensure under refrigeration heating switch room heated condition other chamber operate as normal of refrigerator; Increase refrigeration heating change-over switch, when this switch disconnected, refrigeration heating switch room was in refrigerating state, is in heated condition when closed.
Advantage of the present invention is: 1, utilize the cold-producing medium heat that condensation discharges in refrigeration system to realize the function of thawing of heat tracing and frozen food, effectively energy savings; 2, refrigeration heating switch room can be used for freezing normally stored food, can be used for heat tracing again, makes full use of the space; 3, refrigeration, heating are freely changed, and be flexible.
Description of drawings
Fig. 1 is the connection diagram of the refrigerating circuit of a kind of refrigerator that is used to have refrigeration-heating conversion chamber provided by the invention;
Fig. 2 is the annexation schematic diagram of change-over switch and magnetic valve.
The specific embodiment
As shown in Figure 1, connection diagram for the refrigerating circuit of a kind of refrigerator that is used to have refrigeration-heating conversion chamber provided by the invention, comprise compressor condenser 4 and refrigeration heating switch room evaporimeter 9, the output of condenser 4 connects the input of throttling arrangement 5, the output of throttling arrangement 5 connects the input of refrigeration evaporator 6, the output of refrigeration evaporator 6 connects the input of refrigerating evaporator 7, the output of compressor 1 connects a port of first magnetic valve 2, the b port of first magnetic valve 2 connects the input of condenser 4, the c port of first magnetic valve 2 connects the input of refrigeration heating switch room condenser pipe 11, the output of refrigeration heating switch room condenser pipe 11 connects the input of condenser 4 by second magnetic valve 3, the a port of second magnetic valve 3 connects the output of refrigeration heating switch room condenser pipe 11, the b port of second magnetic valve 3 connects the input of condenser 4, the output of refrigerating evaporator 7 connects the input of refrigeration heating switch room evaporimeter 9 by the 3rd magnetic valve 8, the a port of the 3rd magnetic valve 8 connects the output of refrigerating evaporator 7, the b port of the 3rd magnetic valve 8 connects the input of refrigeration heating switch room evaporimeter 9, the output of refrigeration heating switch room evaporimeter 9 connects the input of compressor 1 by the 4th magnetic valve 10, the a port of the 4th magnetic valve 10 connects the output of refrigeration heating switch room evaporimeter 9, the b port of the 4th magnetic valve 10 connects the input of compressor 1, and the c port of the c port of the 3rd magnetic valve 8 and the 4th magnetic valve 10 interconnects.
As shown in Figure 2, first magnetic valve 2, second magnetic valve 3, the 3rd magnetic valve 8 and the 4th magnetic valve 10 back in parallel serial conversion switches, power supply inserts this loop.
The course of work of the present invention is: increase condenser pipe at refrigeration heating switch room, refrigeration heating change-over switch closure when needs are realized refrigerating function, the first magnetic valve 2a-b road UNICOM, the a-c road disconnects, and the second magnetic valve 3a-b road disconnects, the 3rd magnetic valve 8a-b road UNICOM, the a-c road disconnects, the 4th magnetic valve 10a-b road UNICOM, the b-c road disconnects, and cold-producing medium is flowed through to freeze and is heated this chambers refrigeration of switch room evaporimeter 9 realizations; Realizing heating function when needs is, refrigeration heating change-over switch closure, the first magnetic valve 2a-c road UNICOM, the a-b road disconnects, the second magnetic valve 3a-b road UNICOM, the 3rd magnetic valve 8a-c road UNICOM, the a-b road disconnects, the 4th magnetic valve 10b-c road UNICOM, the a-b road disconnects, and flows through to freeze from the high temperature and high pressure gaseous refrigerant of press discharge and heats the heating that switch room interior condenser tube 11 is realized this chamber.
Claims (4)
1. electric loop that is used to have the refrigerator of refrigeration-heating conversion chamber, comprise compressor (1), condenser (4) and refrigeration heating switch room evaporimeter (9), the output of condenser (4) connects the input of throttling arrangement (5), the output of throttling arrangement (5) connects the input of refrigeration evaporator (6), the output of refrigeration evaporator (6) connects the input of refrigerating evaporator (7), it is characterized in that, the output of compressor (1) connects the input of first magnetic valve (2), the input of often driving output connection condenser (4) of first magnetic valve (2), the normally closed output of first magnetic valve (2) connects the input of refrigeration heating switch room condenser pipe (11), the output of refrigeration heating switch room condenser pipe (11) connects the input of condenser (4) by second magnetic valve (3), the output of refrigerating evaporator (7) connects the input of the 3rd magnetic valve (8), the output of often opening of the 3rd magnetic valve (8) connects the input that refrigeration heats switch room evaporimeter (9), what the output of refrigeration heating switch room evaporimeter (9) connected the 4th magnetic valve (10) often opens input, the output of the 4th magnetic valve (10) links to each other with compressor (1) muffler by pipeline, and the normally closed output of the 3rd magnetic valve (8) and the normally closed input of the 4th magnetic valve (10) interconnect.
2. a kind of electric loop that is used to have the refrigerator of refrigeration-heating conversion chamber according to claim 1, it is characterized in that, described first magnetic valve (2) and described the 3rd magnetic valve (8) are the two-position three-way valve of scene 2 into, described the 4th magnetic valve (10) is two to advance a two-position three-way valve that outes, and described second magnetic valve (2) is the one-in-and-one-out normally closed solenoid valve.
3. a kind of refrigerating circuit that is used to have the refrigerator of refrigeration-heating conversion chamber according to claim 1 is characterized in that described second magnetic valve (2) substitutes with check valve.
4. according to each described a kind of refrigerating circuit that is used to have the refrigerator of refrigeration-heating conversion chamber in the claim 1 to 3, it is characterized in that described first magnetic valve (2), second magnetic valve (3), the 3rd magnetic valve (8) and the 4th magnetic valve (10) back in parallel serial conversion switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910048420A CN101520249A (en) | 2009-03-27 | 2009-03-27 | Refrigerating circuit for refrigerator with refrigeration-heating conversion chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910048420A CN101520249A (en) | 2009-03-27 | 2009-03-27 | Refrigerating circuit for refrigerator with refrigeration-heating conversion chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101520249A true CN101520249A (en) | 2009-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910048420A Pending CN101520249A (en) | 2009-03-27 | 2009-03-27 | Refrigerating circuit for refrigerator with refrigeration-heating conversion chamber |
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| CN (1) | CN101520249A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329822A (en) * | 2013-10-31 | 2015-02-04 | 海尔集团公司 | Refrigeration device |
| CN104344588A (en) * | 2013-10-31 | 2015-02-11 | 海尔集团公司 | Refrigerator cooling system and refrigerator employing same |
| CN108562106A (en) * | 2018-05-02 | 2018-09-21 | 江苏双鹿电器有限公司 | A kind of Internet of Things refrigerator with defrosting function |
| CN111306822A (en) * | 2020-03-31 | 2020-06-19 | 长虹美菱股份有限公司 | Refrigeration system with icing evaporator and control method |
| CN114286918A (en) * | 2019-09-02 | 2022-04-05 | Bsh家用电器有限公司 | Refrigerator with heatable and coolable compartments |
-
2009
- 2009-03-27 CN CN200910048420A patent/CN101520249A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329822A (en) * | 2013-10-31 | 2015-02-04 | 海尔集团公司 | Refrigeration device |
| CN104344588A (en) * | 2013-10-31 | 2015-02-11 | 海尔集团公司 | Refrigerator cooling system and refrigerator employing same |
| CN108562106A (en) * | 2018-05-02 | 2018-09-21 | 江苏双鹿电器有限公司 | A kind of Internet of Things refrigerator with defrosting function |
| CN114286918A (en) * | 2019-09-02 | 2022-04-05 | Bsh家用电器有限公司 | Refrigerator with heatable and coolable compartments |
| CN111306822A (en) * | 2020-03-31 | 2020-06-19 | 长虹美菱股份有限公司 | Refrigeration system with icing evaporator and control method |
| CN111306822B (en) * | 2020-03-31 | 2023-12-15 | 长虹美菱股份有限公司 | Refrigerating system with iced evaporator and control method |
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| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090902 |