CN206989557U - A kind of double case refrigerators - Google Patents
A kind of double case refrigerators Download PDFInfo
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- CN206989557U CN206989557U CN201720710915.0U CN201720710915U CN206989557U CN 206989557 U CN206989557 U CN 206989557U CN 201720710915 U CN201720710915 U CN 201720710915U CN 206989557 U CN206989557 U CN 206989557U
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- evaporator
- refrigeration
- refrigerating
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- condenser
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Abstract
The utility model discloses a kind of double case refrigerators, and in particular to horizontal type double-case refrigerator technical field.This pair of case refrigerator, including low boy cabinet and refrigeration system, refrigeration system includes compressor, condenser, refrigeration evaporator and refrigerating evaporator, the exhaust end connection condenser of compressor, the downstream pipe of condenser is provided with the first three-way control valve, one outflow port of the first three-way control valve is connected by the first capillary with refrigerating evaporator, another outflow port is connected by the second capillary with refrigeration evaporator, the output end of refrigeration evaporator is connected by pipeline with the first capillary, and the output end of refrigerating evaporator connects the suction end of compressor by muffler.
Description
Technical field
It the utility model is related to horizontal type double-case refrigerator technical field, and in particular to air-cooled refrigeration system and direct-cooled refrigeration system
The double case refrigerators being combined.
Background technology
Existing horizontal type double-case refrigerator uses direct-cooling type refrigeration system, and refrigerator inner wall temperature is relatively low, when the air in refrigerator
When running into the relatively low refrigerator inwall of temperature, frost will be formed on its surface, the efficiency of heat exchange can be influenceed after refrigerator frosting, is made
Decline into refrigerating capacity, it is necessary to which user gets rid of manually.And refrigerating box has cold air continuous using air cooling refrigeration internal system
Circulation, and then air humidity step-down in casing can be made, food is easy to water shortage, and then is air cured.Simultaneously current is mechanical cold
Cabinet temperature control is inaccurate, refrigeration dead angle easily be present, and refrigeration is uneven.
Utility model content
The purpose of this utility model is to use direct-cooling type refrigeration system for existing double case refrigerators, holds the inwall of refrigerator
Easily into the deficiency of frost, it is proposed that a kind of refrigerating chamber uses air-cooled refrigeration, and refrigerating chamber uses direct-cooled refrigeration, ensures whole system refrigeration
Uniformly, double case refrigerators of frost are avoided into.
The utility model specifically adopts the following technical scheme that：
A kind of double case refrigerators, including low boy cabinet and refrigeration system, refrigeration system include compressor, condenser, refrigeration steaming
Device and refrigerating evaporator, the exhaust end connection condenser of compressor are sent out, the downstream pipe of condenser is adjusted provided with the first threeway
Valve, an outflow port of the first three-way control valve are connected by the first capillary with refrigerating evaporator, another outflow port
It is connected by the second capillary with refrigeration evaporator, the output end of refrigeration evaporator is connected by pipeline with the first capillary, cold
The output end for freezing evaporator connects the suction end of compressor by muffler.
Preferably, desuperheating coil is provided between the exhaust end and condenser of the compressor.
Preferably, the refrigeration evaporator is pipe-coil type evaporator.
Preferably, the refrigerating evaporator is finned evaporator.
Preferably, dew eliminating tube and device for drying and filtering are sequentially provided between the condenser and the first three-way control valve.
Preferably, the output end of the refrigeration evaporator is provided with the second three-way control valve with the first capillary connectivity part.
Preferably, first capillary, the second capillary are fixed with muffler three's partially over soldering.
Preferably, refrigerating chamber and refrigerating chamber are provided with the low boy cabinet, the refrigeration evaporator is close in refrigerating chamber
Courage, refrigerating evaporator are close to refrigerating chamber inner bag, and refrigerating chamber is provided with air channel, and refrigerating evaporator is connected with air channel.
The utility model has the advantages that：Refrigerating chamber uses air cooling refrigeration system, improves direct-cooling type refrigeration
System easily freezes, and the problem of internal temperature inequality, by the continuous circulation of internal cold wind, makes " low-temperature receiver " in refrigerator inner homogeneous
Spread out, all foods are haveed the function that with uniform decrease in temperature, refrigerating chamber using direct-cooling type refrigeration system food fresh-keeping effect more
It is good.
Brief description of the drawings
Fig. 1 is refrigerant system configurations schematic diagram；
Fig. 2 is the refrigeration system schematic diagram of the flow direction of refrigerant of the open state through the first capillary；
Fig. 3 is the refrigeration system schematic diagram of the flow direction of refrigerant of the open state through the second capillary.
Wherein, 1 is compressor, and 2 be condenser, and 3 be refrigeration evaporator, and 4 be refrigerating evaporator, and 5 be the first capillary, 6
It is the first three-way control valve for the second capillary, 7,8 be device for drying and filtering, and 9 be dew eliminating tube, and 10 be muffler, and 11 be pre- cold dish
Pipe, 12 be the second three-way control valve.
Embodiment
Specific embodiment of the present utility model is described further with specific embodiment below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of double case refrigerators, including low boy cabinet and refrigeration system, refrigeration system includes compressor 1, cold
Condenser 2, refrigeration evaporator 3 and refrigerating evaporator 4, the exhaust end connection condenser of compressor 1, on the downstream pipe of condenser 2
Provided with the first three-way control valve 7, an outflow port of the first three-way control valve 7 passes through the first capillary 5 and refrigerating evaporator 4
It is connected, another outflow port is connected by the second capillary 6 with refrigeration evaporator 3, and the output end of refrigeration evaporator 3 passes through pipe
Road connects with the first capillary 5, and the output end of refrigerating evaporator 4 connects the suction end of compressor 1 by muffler 10.
Desuperheating coil 11 is provided between the exhaust end and condenser 2 of compressor 1.
Refrigeration evaporator 3 is pipe-coil type evaporator, and refrigerating evaporator 4 is finned evaporator.
Dew eliminating tube 9 and device for drying and filtering 8 are sequentially provided between the three-way control valve 7 of condenser 2 and first.
The output end of refrigeration evaporator is provided with the second three-way control valve with the first capillary connectivity part.
First capillary 5, the second capillary 6 are fixed with the three's of muffler 10 partially over soldering.Muffler 10 and
One capillary 5 and the second capillary 6 carry out heat exchange, make the low-temperature refrigerant in liquid refrigerant and return-air duct before throttling
Steam carries out heat exchange cooling and is subcooled, and so can both reduce the liquid liquid hammer compressor that may be carried secretly in return line,
And can reaches the purpose of liquid refrigerant supercooling before throttling simultaneously.
Refrigerating chamber and refrigerating chamber are provided with low boy cabinet, refrigeration evaporator is close to refrigerating chamber inner bag, and refrigerating evaporator is tight
Refrigerating chamber inner bag is pasted, refrigerating chamber is provided with air channel, and refrigerating evaporator is connected with air channel,
As shown in Fig. 2 when system boot operation carries out refrigerating chamber refrigeration, refrigerant flows through pre- cold dish after compressor compresses
Pipe, condenser, dew eliminating tube, device for drying and filtering, shunted by the first three-way control valve, flow through the first capillary, refrigerating evaporator,
Cooled via return air pipe returns to compressor and completes kind of refrigeration cycle；
As shown in figure 3, when system boot operation carries out refrigeration chamber, refrigerant flows through pre- cold dish after compressor compresses
Pipe, condenser, dew eliminating tube, device for drying and filtering, by the first three-way control valve shunt, flow through the second capillary, refrigeration evaporator,
Refrigerating evaporator, cooled via return air pipe return to compressor and complete kind of refrigeration cycle.
Certainly, it is to be also not limited to the example above to limitation of the present utility model, the utility model that described above, which is not,
The variations, modifications, additions or substitutions that those skilled in the art are made in essential scope of the present utility model, also should
Belong to the scope of protection of the utility model.
Claims (8)
1. a kind of double case refrigerators, including low boy cabinet and refrigeration system, it is characterised in that the refrigeration system include compressor,
Condenser, refrigeration evaporator and refrigerating evaporator, the exhaust end connection condenser of compressor, the downstream pipe of condenser are provided with
First three-way control valve, an outflow port of the first three-way control valve are connected by the first capillary with refrigerating evaporator, separately
One outflow port is connected by the second capillary with refrigeration evaporator, and the output end of refrigeration evaporator passes through pipeline and first mao
Tubule connects, and the output end of refrigerating evaporator connects the suction end of compressor by muffler.
2. a kind of double case refrigerators as claimed in claim 1, it is characterised in that between the exhaust end and condenser of the compressor
Provided with desuperheating coil.
3. a kind of double case refrigerators as claimed in claim 2, it is characterised in that the refrigeration evaporator is pipe-coil type evaporator.
4. a kind of double case refrigerators as claimed in claim 3, it is characterised in that the refrigerating evaporator is finned evaporator.
5. a kind of double case refrigerators as claimed in claim 4, it is characterised in that between the condenser and the first three-way control valve
It is sequentially provided with dew eliminating tube and device for drying and filtering.
6. a kind of double case refrigerators as claimed in claim 5, it is characterised in that the output end of the refrigeration evaporator and first mao
Tubule connectivity part is provided with the second three-way control valve.
7. a kind of double case refrigerators as claimed in claim 6, it is characterised in that first capillary, the second capillary are with returning
Tracheae three's fixes partially over soldering.
8. a kind of double case refrigerators as described in claim 1 or 7, it is characterised in that be provided with refrigerating chamber in the low boy cabinet
And refrigerating chamber, the refrigeration evaporator are close to refrigerating chamber inner bag, refrigerating evaporator is close to refrigerating chamber inner bag, and refrigerating chamber is provided with wind
Road, refrigerating evaporator are connected with air channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720710915.0U CN206989557U (en) | 2017-06-19 | 2017-06-19 | A kind of double case refrigerators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720710915.0U CN206989557U (en) | 2017-06-19 | 2017-06-19 | A kind of double case refrigerators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206989557U true CN206989557U (en) | 2018-02-09 |
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ID=61395535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720710915.0U Active CN206989557U (en) | 2017-06-19 | 2017-06-19 | A kind of double case refrigerators |
Country Status (1)
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| CN (1) | CN206989557U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328155A (en) * | 2017-06-19 | 2017-11-07 | 澳柯玛股份有限公司 | A kind of pair of case refrigerator |
| CN111895707A (en) * | 2020-07-20 | 2020-11-06 | 海信容声(广东)冰箱有限公司 | Refrigerator defrosting method and device and ice machine |
-
2017
- 2017-06-19 CN CN201720710915.0U patent/CN206989557U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328155A (en) * | 2017-06-19 | 2017-11-07 | 澳柯玛股份有限公司 | A kind of pair of case refrigerator |
| CN111895707A (en) * | 2020-07-20 | 2020-11-06 | 海信容声(广东)冰箱有限公司 | Refrigerator defrosting method and device and ice machine |
| CN111895707B (en) * | 2020-07-20 | 2021-09-24 | 海信容声(广东)冰箱有限公司 | Refrigerator defrosting method and device and ice machine |
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