CN211823378U - Refrigerator with a door - Google Patents
Refrigerator with a door Download PDFInfo
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- CN211823378U CN211823378U CN202020200206.XU CN202020200206U CN211823378U CN 211823378 U CN211823378 U CN 211823378U CN 202020200206 U CN202020200206 U CN 202020200206U CN 211823378 U CN211823378 U CN 211823378U
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- evaporimeter
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Abstract
The utility model provides a refrigerator, including the condenser, capillary and evaporimeter, wherein, the evaporimeter includes the cold-stored evaporimeter to the walk-in cold supply, the alternating temperature evaporimeter to the alternating temperature room cold supply, the freezing evaporimeter to the freezer cold supply, the capillary includes the cold-stored capillary that links to each other with cold-stored evaporimeter respectively, the alternating temperature capillary that links to each other with the alternating temperature evaporimeter, the freezing capillary that links to each other with the freezing evaporimeter, the refrigerator is still including locating the three-way valve between condenser and the capillary, the export of three-way valve respectively with cold-stored capillary, alternating temperature capillary and freezing capillary link to each other, the export of cold-stored evaporimeter and alternating temperature evaporimeter links to each other with the entry of freezing evaporimeter respectively, the refrigerator still includes the first branch road of connecting alternating temperature evaporimeter export and freezing evaporimeter entry, the second branch road of connecting alternating temperature evaporimeter, And the solenoid valve controls the flow of the refrigerant to the first branch or the second branch. The utility model discloses but the refrigerator guarantees alternating temperature evaporimeter independent control.
Description
Technical Field
The utility model relates to a refrigerator especially relates to a but alternating temperature evaporimeter independent control's refrigerator.
Background
At present, the refrigerating system of traditional air-cooled refrigerator with temperature-changing chamber generally will refrigerate the evaporimeter, the alternating temperature evaporimeter, freezing evaporimeter pure parallel arrangement, perhaps will refrigerate the evaporimeter and establish ties with freezing evaporimeter earlier with alternating temperature evaporimeter parallelly connected, however, the refrigeration in turn of three evaporimeter of pure parallel arrangement, it is slow easily to lead to the cooling speed, influence food fresh-keeping, when three evaporimeter refrigerates simultaneously, then lead to supplying liquid distribution inequality easily, influence the refrigeration effect, and adopt series-parallel arrangement, can't realize the accurate accuse temperature of temperature-changing chamber, when the temperature setting of temperature-changing chamber is less than the freezer, can influence the refrigeration of freezer, can's independent control of temperature-changing chamber can't be realized.
In view of the above, there is a need for an improved refrigerator to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but alternating temperature evaporimeter independent control and lower refrigerator of energy consumption.
In order to realize the above object, the utility model provides a refrigerator, refrigerator includes the circulation circuit who connects gradually the constitution through compressor, condenser, capillary and evaporimeter, wherein, the evaporimeter includes the cold-stored evaporimeter that supplies cold to the walk-in, to the variable temperature evaporimeter that supplies cold in the variable temperature room, to the freezing evaporimeter that the freezer supplied cold, the capillary includes cold-stored capillary that links to each other with cold-stored evaporimeter respectively, the variable temperature capillary that links to each other with the variable temperature evaporimeter, the freezing capillary that links to each other with the freezing evaporimeter, refrigerator still includes the three-way valve of locating between condenser and the capillary, the export of three-way valve links to each other with cold-stored capillary, capillary alternating temperature and freezing capillary respectively, and the export of cold-stored evaporimeter and variable temperature evaporimeter links to each other with the entry of freezing evaporimeter respectively, refrigerator still includes the first branch road that connects the export of variable temperature evaporimeter, A second branch connecting the outlet of the variable temperature evaporator and the outlet pipeline of the freezing evaporator, and an electromagnetic valve controlling the refrigerant to flow to the first branch or the second branch.
As a further improvement, the solenoid valve just connects respectively for connecting the export of alternating temperature evaporator first branch road with the bi-pass solenoid valve of second branch road.
As a further improvement of the present invention, the refrigerator includes a cooling fan for reinforcing the heat dissipation of the condenser.
As a further improvement of the utility model, the refrigerator comprises dew removing pipes arranged on the back, the side plates and the door frame.
As a further improvement of the present invention, the refrigerator includes a dry filter disposed between the condenser and the three-way solenoid valve to remove moisture and impurities in the circuit.
As a further improvement of the present invention, the refrigerator includes a reservoir provided between the freezing evaporator and the compressor.
As a further improvement, the refrigerator further comprises a refrigerating fan disposed in the refrigerating chamber, a variable temperature fan disposed in the variable temperature chamber, and a freezing fan disposed in the freezing chamber.
As a further improvement of the present invention, the solenoid valve includes a first one-way valve disposed on the first branch and a second one-way valve disposed on the second branch.
The utility model has the advantages that: the utility model discloses a but so guarantee the solenoid valve of the first branch road of temperature-changing evaporator export and freezing evaporator entry, the second branch road of connecting temperature-changing evaporator export and freezing evaporator outlet pipeline, control refrigerant flow direction first branch road or second branch road set up on the refrigerator, so can guarantee temperature-changing evaporator independent control.
Drawings
Fig. 1 is a schematic view of a circulation circuit of a first embodiment of a refrigerator according to the present invention.
Fig. 2 is a schematic view of a circulation loop of a second embodiment of the refrigerator of the present invention.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiment, and the structural, method, or functional changes made by those skilled in the art according to the embodiment are all included in the scope of the present invention.
Please refer to fig. 1 and 2, which illustrate an embodiment of the refrigerator of the present invention, the refrigerator includes a circulation loop formed by sequentially connecting a compressor, a condenser, a capillary tube and an evaporator, wherein the evaporator includes a refrigerating evaporator for supplying cold to a refrigerating chamber, a variable temperature evaporator for supplying cold to a variable temperature chamber, and a freezing evaporator for supplying cold to a freezing chamber, and the capillary tube includes a refrigerating capillary tube connected to the refrigerating evaporator, a variable temperature capillary tube connected to the variable temperature evaporator, and a freezing capillary tube connected to the freezing evaporator.
The refrigerator also comprises a three-way valve arranged between the condenser and the capillary tube, wherein the outlet of the three-way valve is respectively connected with the cold storage capillary tube, the variable temperature capillary tube and the freezing capillary tube, the outlet of the cold storage evaporator and the variable temperature evaporator are respectively connected with the inlet of the freezing evaporator, the refrigerator also comprises a first branch circuit connected with the outlet of the variable temperature evaporator and the inlet of the freezing evaporator, a second branch circuit connected with the outlet of the variable temperature evaporator and the outlet pipeline of the freezing evaporator, and an electromagnetic valve for controlling the refrigerant to flow to the first branch circuit or the second branch circuit.
Specifically, as shown in fig. 1, for the first embodiment of the refrigerator of the present invention, the solenoid valve is connected to the outlet of the temperature-changing evaporator and is connected to the two-way solenoid valve of the first branch and the second branch.
The refrigerator is including being used for strengthening the radiating cooling blower of condenser, when circulation loop starts, cooling blower starts work for a certain time earlier, then the compressor carries out work again, when second and follow-up circulation, cooling blower still works for a period earlier, then the compressor is worked again, so, the exhaust pressure when effectively reducing the compressor start-up plays the effect of pressurize, cooling blower can greatly reduce the temperature of condenser, improves the exothermic and radiating effect of condenser.
The refrigerator is including setting up the dew pipe that removes on back, curb plate and door frame, remove dew pipe accessible heat exchange tube and be connected to the condenser, shift the heat that the condenser was emitted to remove the dew pipe through the heat exchange tube in order to realize the heating effect, so, arouse the condensation when can avoiding refrigerator surface temperature to be less than air dew point temperature, cause the user experience to feel poor to reinforcing user comfort.
The refrigerator includes a dry filter disposed between the condenser and the three-way solenoid valve to remove moisture and impurities in the circuit, so that ice blockage caused by freezing of moisture in the circulation circuit and dirty blockage caused by impurities can be prevented.
The refrigerator comprises a liquid storage device arranged between the freezing evaporator and the compressor, and when the refrigerator is not in maximum refrigeration work, namely when all refrigerants are not required to participate in refrigeration, the liquid storage device can realize the function of storing redundant refrigerants, so that liquid impact of the compressor is avoided.
The refrigerator also comprises a refrigerating fan arranged in the refrigerating chamber, a temperature changing fan arranged in the temperature changing chamber and a freezing fan arranged in the freezing chamber.
The main flow modes of the refrigerant are as follows: when the refrigerator needs to refrigerate, the compressor compresses a refrigerant into high-temperature and high-pressure gas, the refrigerant enters the condenser to release heat, is condensed into a gas-liquid mixture with medium temperature and high pressure, and enters the dewing pipe to be condensed into liquid; the refrigerant liquid flows through the drying filter and enters a three-way valve (one inlet and three outlets), and the three-way valve is switched according to the temperature conditions of all the chambers: (1) when the three-way valve is switched to the refrigeration valve, the refrigerant enters the refrigeration capillary tube, enters the refrigeration evaporator after throttling and pressure reduction, is evaporated and absorbs heat in the refrigeration evaporator to achieve the purpose of refrigerating the refrigeration chamber, a gas-liquid mixture flowing out of the refrigeration evaporator enters the freezing evaporator, is continuously evaporated and absorbs heat to achieve the purpose of refrigerating the freezing chamber, and the refrigerant flowing out of the freezing evaporator enters the liquid storage device; (2) when the three-way valve is cut to the freezing valve, the refrigerant enters the freezing capillary tube, enters the freezing evaporator after throttling and pressure reduction, and is evaporated and absorbs heat in the freezing evaporator to achieve the purpose of refrigerating the freezing chamber; (3) when the three-way valve is switched to the temperature change valve, the refrigerant enters the temperature change capillary tube, enters the temperature change evaporator after throttling and pressure reduction, evaporates and absorbs heat in the temperature change evaporator to achieve the purpose of refrigerating the temperature change chamber, and the refrigerant flows out of the temperature change evaporator; and secondly, when refrigeration is not needed during freezing, the two-way electromagnetic valve is switched to the second branch, the refrigerant flowing out of the temperature-changing evaporator directly enters the liquid storage device and returns to the compressor from the liquid storage device, and a refrigeration cycle is completed.
The main control mode of the three-way valve and the two-way electromagnetic valve is as follows: (1) when the three compartments of temperature changing, freezing and refrigerating need refrigeration at the same time, the three-way valve alternately switches the refrigerating and temperature changing valves, and the two-way electromagnetic valve switches to the first branch, so as to achieve the purpose of rapid refrigeration of the three compartments; (2) when the temperature is changed and the two compartments are frozen at the same time, the refrigeration is needed: the three-way valve is switched to the temperature change valve, the two-way electromagnetic valve is switched to the first branch, and the refrigerant enters the temperature change evaporator and the freezing evaporator to achieve the purpose of refrigerating the temperature change chamber and the freezing chamber at the same time; (3) when the two compartments are refrigerated in cold storage and need refrigeration at the same time, the three-way valve is switched to the cold storage valve, and the refrigerant enters the cold storage evaporator and the freezing evaporator to achieve the purpose of refrigerating the cold storage compartment and the freezing compartment at the same time; (4) when the temperature is changed and the two refrigerating chambers need to be refrigerated at the same time, the three-way valve alternately switches the refrigerating and temperature changing valves, and the two-way electromagnetic valve switches to the second branch, so that the aim of refrigerating the temperature changing and refrigerating chambers is fulfilled; (5) when the temperature-changing chamber needs to be independently refrigerated, the three-way valve is switched to the temperature-changing valve, the two-way electromagnetic valve is switched to the second branch, and the refrigerant enters the temperature-changing evaporator to achieve the purpose of independently refrigerating the temperature-changing chamber; (6) when the freezing chamber needs to be independently refrigerated, the three-way valve is cut to the freezing valve, and the refrigerant directly enters the freezing evaporator to achieve the purpose of refrigerating the freezing chamber.
As shown in fig. 2, in order to achieve the second embodiment of the refrigerator of the present invention, it is different from the first embodiment in that the solenoid valve includes a first one-way valve disposed on the first branch and a second one-way valve disposed on the second branch.
To sum up, the utility model discloses a but the solenoid valve of the first branch road of refrigerator through set up on the refrigerator and connect the alternating temperature evaporator export and the entry of freezing evaporimeter, the second branch road of connecting the alternating temperature evaporator export and freezing evaporimeter outlet line, control refrigerant flow direction first branch road or second branch road not only can guarantee the alternating temperature evaporator independent control, does not have the influence to other compartments, and the cooling rate in alternating temperature room is very fast moreover, and simultaneously, the accurate full alternating temperature can be realized to the alternating temperature room, and temperature control range is big.
The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a refrigerator, refrigerator includes the circulation circuit that connects gradually through compressor, condenser, capillary and evaporimeter and constitute, its characterized in that, the evaporimeter includes the cold-stored evaporimeter that supplies cold to the walk-in, the alternating temperature evaporimeter that supplies cold to the alternating temperature room, the freezing evaporimeter that supplies cold to the freezer, the capillary includes the cold-stored capillary that links to each other with cold-stored evaporimeter respectively, the alternating temperature capillary that links to each other with the alternating temperature evaporimeter, the freezing capillary that links to each other with the freezing evaporimeter, refrigerator still includes the three-way valve of locating between condenser and the capillary, the export of three-way valve links to each other with cold-stored capillary, alternating temperature capillary and freezing capillary respectively, the export of cold-stored evaporimeter and alternating temperature evaporimeter links to each other with the entry of freezing evaporimeter respectively, refrigerator still includes the first branch road of connecting alternating temperature evapori, A second branch connecting the outlet of the variable temperature evaporator and the outlet pipeline of the freezing evaporator, and an electromagnetic valve controlling the refrigerant to flow to the first branch or the second branch.
2. The refrigerator of claim 1, wherein: the electromagnetic valve is a two-way electromagnetic valve which is connected with an outlet of the variable temperature evaporator and is respectively connected with the first branch and the second branch.
3. The refrigerator of claim 1, wherein: the refrigerator includes a cooling fan for enhancing heat dissipation of the condenser.
4. The refrigerator of claim 1, wherein: the refrigerator comprises dew removing pipes arranged on the back, the side plates and the door frame.
5. The refrigerator of claim 1, wherein: the refrigerator includes a dry filter disposed between the condenser and the three-way valve to remove moisture and impurities in a circuit.
6. The refrigerator of claim 1, wherein: the refrigerator includes a liquid reservoir disposed between the freezing evaporator and the compressor.
7. The refrigerator of claim 1, wherein: the refrigerator also comprises a refrigerating fan arranged in the refrigerating chamber, a temperature changing fan arranged in the temperature changing chamber and a freezing fan arranged in the freezing chamber.
8. The refrigerator of claim 1, wherein: the electromagnetic valve comprises a first one-way valve arranged on the first branch and a second one-way valve arranged on the second branch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200206.XU CN211823378U (en) | 2020-02-21 | 2020-02-21 | Refrigerator with a door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200206.XU CN211823378U (en) | 2020-02-21 | 2020-02-21 | Refrigerator with a door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211823378U true CN211823378U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020200206.XU Active CN211823378U (en) | 2020-02-21 | 2020-02-21 | Refrigerator with a door |
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| Country | Link |
|---|---|
| CN (1) | CN211823378U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237280A (en) * | 2021-05-28 | 2021-08-10 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator |
| CN113686084A (en) * | 2021-08-27 | 2021-11-23 | 广州万宝集团冰箱有限公司 | I-type double-circulation refrigeration control method for variable frequency refrigerator |
| CN115111868A (en) * | 2022-06-30 | 2022-09-27 | 海信冰箱有限公司 | Refrigerator with a door |
| CN115406174A (en) * | 2021-05-28 | 2022-11-29 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator |
| WO2022247439A1 (en) * | 2021-05-25 | 2022-12-01 | 海信容声(广东)冰箱有限公司 | Refrigerator |
-
2020
- 2020-02-21 CN CN202020200206.XU patent/CN211823378U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022247439A1 (en) * | 2021-05-25 | 2022-12-01 | 海信容声(广东)冰箱有限公司 | Refrigerator |
| CN113237280A (en) * | 2021-05-28 | 2021-08-10 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator |
| CN115406174A (en) * | 2021-05-28 | 2022-11-29 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator |
| CN113686084A (en) * | 2021-08-27 | 2021-11-23 | 广州万宝集团冰箱有限公司 | I-type double-circulation refrigeration control method for variable frequency refrigerator |
| CN115111868A (en) * | 2022-06-30 | 2022-09-27 | 海信冰箱有限公司 | Refrigerator with a door |
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