CN215113415U - Refrigerator with a door - Google Patents
Refrigerator with a door Download PDFInfo
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- CN215113415U CN215113415U CN202121448653.8U CN202121448653U CN215113415U CN 215113415 U CN215113415 U CN 215113415U CN 202121448653 U CN202121448653 U CN 202121448653U CN 215113415 U CN215113415 U CN 215113415U
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Abstract
The utility model relates to a refrigerator, this refrigerator include box, low pressure storage unit and the unit of bleeding: a refrigerating chamber is arranged in the box body; the low-pressure storage unit is arranged in the refrigerating chamber; the low-pressure storage unit is provided with an air exhaust hole, and the bottom of the low-pressure storage unit is provided with a water pumping hole; the air pumping unit is respectively connected with the air pumping hole and the water pumping hole and can discharge the gas in the low-pressure storage unit out of the box body through the air pumping hole; and water in the low-pressure storage unit can be discharged out of the box body through the water pumping hole. When the low-pressure storage unit is used for refrigeration, the water vapor in the low-pressure storage unit can be condensed and gathered to the water pumping hole; and the condensed water is discharged out of the box body through the water pumping hole by using the air pumping unit. When the water does not need to be drained, the air exhaust unit can exhaust the gas in the low-pressure storage unit out of the box body through the air exhaust hole, the functions of draining water and exhausting air can be achieved simultaneously, and the problem that dew is easy to condense in the vacuum drawer can be effectively solved.
Description
Technical Field
The utility model relates to a refrigeration plant technical field, in particular to refrigerator.
Background
Refrigerators are indispensable electric appliances in home life. With the increasing demand of consumers for fresh food, the demand of refrigerators is increasing. For example, a vacuum drawer is provided in a refrigerator, and by vacuuming the vacuum drawer, oxygen can be removed from the vacuum drawer to prevent food from deteriorating.
In the related art, a vacuum drawer on a refrigerator generally adopts a cylindrical housing, and a drawer is arranged inside the cylindrical housing and a vacuum pumping system is arranged outside the cylindrical housing. When the vacuum pump works, the drawer is locked on the cylindrical shell to form a sealed cavity, the space of the cavity is vacuumized by the vacuumizing system, and gas in the cavity is exhausted from the cylindrical shell, so that the space of the sealed cavity can form and keep a negative pressure state. However, fresh vegetable's moisture content is higher, when using the vacuum drawer, because of the drawer space is in the negative pressure state, and moisture is transpired more easily, because of the drawer space is sealed, this part moisture storage is in the drawer space, condenses into dew easily and trickles in the drawer to can influence the edible material storage, make user experience not good.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a refrigerator to optimize the structure in the refrigerator among the prior art, promote the storage effect of eating the material.
In order to solve the technical problem, the utility model adopts the following technical scheme:
according to an aspect of the present invention, the utility model provides a refrigerator, this refrigerator includes: the refrigerator comprises a box body, a refrigerator body and a refrigerator door, wherein a box container is arranged in the box body, and a refrigerating chamber is formed in the box container; the low-pressure storage unit is arranged in the refrigerating chamber; a closed cavity can be formed in the low-pressure storage unit, an air suction hole is formed in the low-pressure storage unit, and a water suction hole is formed in the bottom of the low-pressure storage unit; the air extraction unit is arranged in the box body, is respectively connected with the air extraction hole and the water pumping hole and is communicated with the external space of the box body; the air pumping unit can discharge the gas in the low-pressure storage unit to the outside of the box body through the air pumping hole; the pumping unit can discharge water in the low-pressure storage unit to the outside of the box body through the pumping hole.
According to some embodiments of the present application, an evaporator compartment is provided in the tank liner, the evaporator compartment being separated from the refrigeration compartment, and an evaporator is provided in the evaporator compartment; an air supply duct communicated with the refrigerating compartment is also arranged in the evaporator bin; and the air outlet of the air supply duct faces the outer wall of the low-pressure storage unit so as to provide cold for the low-pressure storage unit.
According to some embodiments of the present application, the refrigerator further comprises a metal plate; the metal plate is attached to the inner side wall of the low-pressure storage unit, which is opposite to the air outlet of the air supply air duct.
According to some embodiments of the present application, a compressor bin is provided at the bottom of the tank; a drain pipe is further arranged in the box body, the upper end of the drain pipe is positioned below the evaporator bin, and the lower end of the drain pipe extends into the compressor bin and is communicated with the external space of the box body; the air pumping unit is arranged in the drain pipe in a penetrating mode, and gas or water in the low-pressure storage unit is discharged out of the box body through the drain pipe.
According to some embodiments of the present application, the pumping unit includes a vacuum pump, a pumping pipe, and an exhaust pipe; the vacuum pump is arranged in the refrigerating chamber; the vacuum pump is provided with an air suction port and an air exhaust port, and the air suction port is respectively connected with the air suction pipe and one end of the water suction pipe; the other end of the air exhaust pipe is communicated with the closed cavity through the air exhaust hole; the other end of the water pumping pipe is communicated with the closed cavity through the water pumping hole; one end of the exhaust pipe is connected with the exhaust port, and the other end of the exhaust pipe is communicated with the external space of the box body.
According to some embodiments of the present application, the pumping cell further comprises a control valve and a connecting tube; the control valve has a first inlet, a second inlet, and a first outlet; the first inlet is communicated with the air exhaust hole through the air exhaust pipe; the second inlet is communicated with the water pumping hole through the water pumping pipe; the connecting pipe is communicated with the first outlet and the air pumping hole.
According to some embodiments of the present application, the vacuum pump is disposed within a compressor compartment, and the control valve is disposed within the refrigeration compartment; the connecting pipe is arranged in the drainage pipe in a penetrating way; the lower end of the connecting pipe extends into the compressor bin and is connected with the air suction port; the upper end of the connecting pipe extends out of the water discharging pipe and then extends into the refrigerating chamber to be connected with the first outlet.
According to some embodiments of this application, the vacuum pump the control valve reaches the connecting pipe is all located indoor between the refrigeration, the blast pipe is worn to locate in the drain pipe, stretch out the upper end of blast pipe stretch into behind the drain pipe indoor with the gas vent links to each other between the refrigeration, the lower extreme of blast pipe stretches into in the compressor storehouse, and with the exterior space of box is linked together.
According to some embodiments of the present application, the low pressure storage unit includes a barrel and a drawer; the cylinder body is arranged in the refrigerating chamber, and an opening is formed in the front side of the cylinder body; the drawer can be inserted into the barrel in a push-pull mode and can close the opening to form the closed cavity in the barrel; the air outlet of the air supply duct faces the outer wall of the barrel, and the metal plate is attached to the inner side wall of the barrel.
According to some embodiments of the present application, an air suction connector is disposed on the outer wall of the cylinder, and a water suction connector is disposed at the bottom of the outer wall of the cylinder; the air suction hole is formed in the air suction joint, and the water pumping hole is formed in the water pumping joint; the air extraction unit is respectively connected with the air extraction joint and the water extraction joint.
According to the above technical scheme, the embodiment of the utility model provides an at least have following advantage and positive effect:
the utility model discloses in the refrigerator, the indoor low pressure storage unit of usable refrigeration room, when the low pressure storage unit is refrigerated, the steam in the low pressure storage unit can condense and flow and assemble pumping hole department. And simultaneously, the condensed water is discharged out of the box body through the water pumping hole by utilizing the air pumping unit. And when the water drainage is not needed, the air exhaust unit can exhaust the gas in the low-pressure storage unit out of the box body through the air exhaust hole so as to form a vacuum low-pressure state in the closed cavity. Therefore, through the cooperation of the low-pressure storage unit and the air extraction unit, the functions of draining water and exhausting air can be realized, the problem that dew is easy to condense in the vacuum drawer can be effectively solved, and the storage effect of food materials is favorably improved.
Drawings
Fig. 1 is a sectional view of a refrigerator according to an embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a region a in fig. 1.
Fig. 3 is a schematic view of the structures of the low pressure storage unit and the pumping unit of fig. 1.
Fig. 4 is a schematic structural view of the pumping unit in fig. 3.
Fig. 5 is a sectional view of a refrigerator according to another embodiment of the present invention.
Fig. 6 is an enlarged schematic view of a region B in fig. 5.
Fig. 7 is an enlarged schematic view of region C in fig. 5.
The reference numerals are explained below: 1. a box body; 10. a door body; 11. a refrigeration compartment; 12. a box liner; 13. an evaporator bin; 14. a compressor bin; 15. a drain pipe; 101. an air supply duct; 2. a low-pressure storage unit; 21. a barrel; 22. a drawer; 201. an air exhaust hole; 202. a water pumping hole; 211. an air extraction joint; 212. a water pumping joint; 3. an air extraction unit; 31. a vacuum pump; 311. an air extraction opening; 312. an exhaust port; 32. a connecting pipe; 33. a control valve; 331. a first outlet; 332. a first inlet; 333. a second inlet; 34. an air exhaust pipe; 35. a water pumping pipe; 36. an exhaust pipe; 4. a metal plate.
Detailed Description
Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Refrigerators are indispensable electric appliances in home life. With the increasing demand of consumers for fresh food, the demand of refrigerators is increasing. For example, a vacuum drawer is provided in a refrigerator, and by vacuuming the vacuum drawer, oxygen can be removed from the vacuum drawer to prevent food from deteriorating.
In the related art, a vacuum drawer on a refrigerator generally adopts a cylindrical housing, and a drawer is arranged inside the cylindrical housing and a vacuum pumping system is arranged outside the cylindrical housing. When the vacuum pump works, the drawer is locked on the cylindrical shell to form a sealed cavity, the space of the cavity is vacuumized by the vacuumizing system, and gas in the cavity is exhausted from the cylindrical shell, so that the space of the sealed cavity can form and keep a negative pressure state. However, fresh vegetable's moisture content is higher, when using the vacuum drawer, because of the drawer space is in the negative pressure state, and moisture is transpired more easily, because of the drawer space is sealed, this part moisture storage is in the drawer space, condenses into dew easily and trickles in the drawer to can influence the edible material storage, make user experience not good.
For convenience of description, unless otherwise specified, the directions of the upper, lower, left, right, front and rear are all referred to herein as the state of the refrigerator in use, and the door of the refrigerator is front and the opposite direction is rear.
Fig. 1 is a sectional view of a refrigerator according to an embodiment of the present invention. Fig. 2 is an enlarged schematic view of a region a in fig. 1.
Referring to fig. 1 to 2, a refrigerator according to an embodiment of the present invention includes a box 1, a low-pressure storage unit 2, an air-extracting unit 3, and a metal plate 4.
The box body 1 can adopt a cuboid structure. A plurality of mutually separated refrigerating compartments 11 can be arranged in the box body 1, and each separated refrigerating compartment 11 can be used as an independent storage space, such as a freezing compartment, a refrigerating compartment, a temperature changing compartment and the like, so as to meet different refrigerating requirements of freezing, refrigerating, temperature changing and the like according to different food types and store the food. The multiple refrigerating compartments 11 may be arranged to be vertically partitioned or to be horizontally partitioned.
A box container 12 is arranged in the box body 1, and a refrigerating chamber 11 is formed in the box container 12. One or more containers 12 may be provided. One refrigerating compartment 11 or a plurality of mutually separated refrigerating compartments 11 can be arranged in the same container 12.
The front side of the box body 1 is provided with a door body 10 for opening and closing a refrigeration compartment 11. The door body 10 and the box body 1 can be connected through connection, so that the door body 10 can be opened and closed, and the corresponding refrigerating chamber 11 can be opened and closed.
An evaporator bin 13 is arranged in the box liner 12. The evaporator compartment 13 is located on the back side of the refrigerating compartment 11, and the evaporator compartment 13 communicates with the refrigerating compartment 11. An evaporator (not shown) is disposed in the evaporator chamber 13, and the evaporator is used for generating cold air. An air duct and a fan are arranged in the evaporator bin 13, and the fan blows cold air in the evaporator bin 13 to the corresponding refrigerating compartment 11 through the air duct, so that a refrigerating cycle is formed in the refrigerating compartment 11.
An air supply duct 101 communicating the evaporator chamber 13 and the refrigerating chamber 11 is also arranged in the box liner 12. The air outlet of the air supply duct 101 faces the outer wall of the low-pressure storage unit 2 to provide cooling capacity for the low-pressure storage unit 2. It is understood that the temperature of the inner sidewall of the low-pressure storage unit 2 opposite to the air outlet of the air supply duct 101 is lower than that of the other inner sidewalls. Therefore, the metal plate 4 can be attached to the inner sidewall of the low-pressure storage unit 2, which is advantageous for the condensation of moisture in the low-pressure storage unit 2.
In some embodiments, the air supply duct 101 is located at the rear side of the low pressure storage unit 2, and the air outlet of the air supply duct 101 faces the rear wall of the low pressure storage unit 2, so that the temperature of the inner sidewall corresponding to the rear wall of the low pressure storage unit 2 is lower than that of the other inner sidewalls.
The bottom of the box 1 is provided with a compressor bin 14. The compressor compartment 14 may be used to house a compressor, a condenser, a radiator fan, etc.
A drain pipe 15 is arranged in the box body 1, and the upper end of the drain pipe 15 extends into the box liner 12 and is positioned below the evaporator bin 13. The upper end of the drain pipe 15 can receive water generated when the evaporator defrosts. The lower end of the drain pipe 15 extends into the compressor compartment 14 and communicates with the outer space of the case 1 to drain the received water out of the case 1. It will be appreciated that a water trap may be provided within the compressor compartment 14 to collect the water for discharge. The lower end of the water discharge pipe 15 may be extended out of the tank 1 to directly discharge water out of the tank 1.
Fig. 3 is a schematic structural view of the low-pressure storage unit 2 and the pumping unit 3 in fig. 1.
Referring to fig. 1 to 3, the low-pressure storage unit 2 is disposed in the refrigeration compartment 11 and is used for performing vacuum low-pressure and low-temperature storage on food materials therein. A closed cavity can be formed in the low-pressure storage unit 2, negative pressure can be formed in the closed cavity by pumping the closed cavity in the low-pressure storage unit 2, and the low-pressure and low-temperature storage under vacuum is realized by matching with refrigeration of an evaporator.
The low pressure storage unit 2 includes a cylinder 21 and a drawer 22. Drawer 22 is slidably inserted into barrel 21 to form a closed cavity within barrel 21.
The cylinder 21 may be provided in the cooling compartment 11, and the cylinder 21 may be cooled by cold air in the cooling compartment 11, and the outer wall and the inside of the cylinder 21 may be directly cooled by the air supply duct 101. The cylinder 21 may be provided separately and isolated from the cooling compartment 11, and the inside of the cylinder 21 is directly cooled only by the air supply duct 101.
The front side of the cylinder 21 is open, the outer side wall of the cylinder 21 is provided with an air suction hole 201, and the bottom of the cylinder 21 is provided with a water suction hole 202. The inner space of the drum 21 may communicate with the outside through the suction hole 201 and the pumping hole 202, respectively.
In some embodiments, the outer wall of the cylinder 21 is protruded with a suction connector 211 and a pumping connector 212, the suction hole 201 is formed in the suction connector 211, and the pumping hole 202 is formed in the pumping connector 212. The air suction unit 3 can be externally connected through the air suction connector 211 and the water suction connector 212.
The top surface of the drawer 22 is opened to communicate with the inner space of the cylinder 21. When the drawer 22 is fully inserted into the barrel 21, the front side wall of the drawer 22 can close the front opening of the barrel 21, so as to form a closed cavity in the barrel 21.
It will be appreciated that the low pressure storage unit 2 may also be of an open-close type configuration to form an open-close type closed cavity.
Referring to fig. 2, the metal plate 4 is attached to the inner sidewall corresponding to the rear wall of the cylinder 21. Because the temperature of the metal plate 4 is lower, and the metal plate 4 is vertically arranged. Therefore, the water condensed on the metal plate 4 flows downward and is collected at the inner bottom of the cylindrical body 21. Therefore, dew in the low-pressure storage unit 2 is not collected in the inner bottom of the drawer 22, and the food in the drawer 22 is effectively prevented from being soaked in water.
Fig. 4 is a schematic structural view of the pumping unit 3 in fig. 3.
Referring to fig. 1 to 4, the pumping unit 3 is disposed in the box 1. The pumping unit 3 is connected to the cylinder 21, and the pumping unit 3 can communicate with the external space of the cabinet 1. The air extraction unit 3 is used for discharging the gas in the closed cavity to the outside of the box body 1, and then a negative pressure environment is formed in the closed cavity.
The pumping unit 3 includes a vacuum pump 31, a connection pipe 32, a control valve 33, a pumping pipe 34, a pumping pipe 35, and an exhaust pipe 36.
The vacuum pump 31 is provided in the casing 1. The vacuum pump 31 has a suction port 311 and an exhaust port 312. The suction port 311 is connected to the control valve 33 through the connection pipe 32, and is connected to the suction pipe 34 and the suction pipe 35 through the control valve 33, respectively. The exhaust port 312 communicates with the exhaust pipe 36. It should be noted that the vacuum pump 31 of the present embodiment is a water-air dual-purpose pump, and can be used for pumping water as well as pumping air.
The control valve 33 can control the connection and disconnection between the connection pipe 32 and the suction pipe 34, and also between the connection pipe 32 and the suction pipe 35.
The control valve 33 has a first outlet 331, a first inlet 332 and a second inlet 333. Wherein the first outlet 331 is adapted to be connected to the connection pipe 32. The first inlet 332 is adapted to be connected to the extraction duct 34. The second inlet 333 is for connection with the suction pipe 35.
One end of the air exhaust pipe 34 is connected to the first inlet 332 of the control valve 33, and the other end is connected to the air exhaust joint 211 on the cylinder 21, so that the vacuum pump 31 can exhaust the closed cavity through the air exhaust pipe 34 and the air exhaust hole 201.
One end of the water pumping pipe 35 is connected to the second inlet 333 of the control valve 33, and the other end is connected to the water pumping joint 212 on the cylinder 21, so that the vacuum pump 31 can pump water from the closed cavity through the water pumping pipe 35 and the water pumping hole 202.
One end of the exhaust pipe 36 is connected to the exhaust port 312, and the other end is connected to the external space of the chamber 1, so that the gas or moisture in the closed chamber can be exhausted to the outside of the chamber 1 by using the vacuum pump 31.
In some embodiments, the vacuum pump 31, the connection pipe 32 and the control valve 33 are disposed in the refrigerating chamber 11 and on the back side of the cylinder 21, so as to shorten the distance between the pumping opening 311 and the pumping joints 211 and 212, and further shorten the lengths of the pumping pipe 34 and the pumping pipe 35. The exhaust pipe 36 is arranged in the drain pipe 15 in a penetrating manner, the upper end of the exhaust pipe 36 extends out of the upper end outlet of the drain pipe 15 and then is connected with the exhaust port 312 of the vacuum pump 31, and the lower end of the exhaust pipe 36 extends out of the lower end outlet of the drain pipe 15 and then extends into the compressor chamber 14 so as to be communicated with the external space of the box body 1. This construction enables the pumping unit 3 to discharge the gas or moisture inside the closed cavity to the outside of the cabinet 1 through the drain pipe 15.
It should be noted that the control valve 33 may be replaced by two switching valves respectively disposed on the suction pipe 34 and the pumping pipe 35, one switching valve controlling the on/off of the suction pipe 34, and the other switching valve controlling the on/off of the pumping pipe 35.
When the low-pressure storage unit 2 needs to be vacuumized, the control valve 33 is used to control the conduction between the first outlet 331 and the first inlet 332, and the conduction between the first outlet 331 and the second inlet 333 is closed, so that the vacuum pump 31 and the air exhaust tube 34 are matched to exhaust the air in the closed cavity out of the box body 1, and thus a vacuum low-pressure storage environment can be formed in the low-pressure storage unit 2.
When water needs to be pumped in the low-pressure storage unit 2, the control valve 33 is used for controlling the first outlet 331 and the first inlet 332 to be closed, the first outlet 331 and the second inlet 333 to be communicated, and further, the condensed dew in the closed cavity can be discharged out of the box body 1 through the cooperation of the vacuum pump 31 and the water pumping pipe 35, so that the water pumping function in the low-pressure storage unit 2 can be realized.
When the drawer 22 is opened, that is, when the drawer 22 is pulled out of the cylinder 21, the vacuum pump 31 can also pump out the gas inside the low-pressure storage unit 2 through the gas exhaust pipe 34, thereby achieving a ventilation effect in the closed cavity.
Fig. 5 is a sectional view of a refrigerator according to another embodiment of the present invention. Fig. 6 is an enlarged schematic view of a region B in fig. 5. Fig. 7 is an enlarged schematic view of region C in fig. 5.
Referring to fig. 5 to 7, a refrigerator according to another embodiment of the present invention also includes a box 1, a low-pressure storage unit 2, an air-extracting unit 3, and a metal plate 4. The difference with the refrigerator of the embodiment of fig. 1 to 4 is the arrangement of the pumping unit 3.
In the present embodiment, the pumping unit 3 also includes a vacuum pump 31, a connecting pipe 32, a control valve 33, a pumping pipe 34, a pumping pipe 35 and an exhaust pipe 36.
A vacuum pump 31 is provided in the compressor bin 14. The control valve 33 is provided in the refrigerating compartment 11. The connection pipe 32 is inserted into the drain pipe 15. The lower end of the connecting pipe 32 extends into the compressor chamber 14 and is connected to the suction port 311 of the vacuum pump 31. The upper end of the connection pipe 32 extends out of the water discharge pipe 15 and then extends into the refrigerating compartment 11 to be connected to the first outlet 331 of the control valve 33.
Based on the technical scheme, the embodiment of the utility model provides an at least, following advantage and positive effect have:
the utility model discloses in the refrigerator, the low pressure storage unit 2 in the usable refrigeration room 11, when low pressure storage unit 2 is cryogenic, the steam in the low pressure storage unit 2 can condense to flow and assemble the hole 202 department that draws water. And simultaneously, the condensed water is discharged out of the tank body 1 through the pumping hole 202 by the pumping unit 3. And the pumping unit 3 can discharge the gas in the low pressure storage unit 2 to the outside of the cabinet 1 through the pumping hole 201 to form a vacuum low pressure state in the closed cavity when the drainage is not required. Therefore, through the cooperation of the low-pressure storage unit 2 and the air extraction unit 3, the functions of draining water and exhausting air can be realized, the problem of easy dew condensation can be effectively solved, and the storage effect of food materials is favorably improved.
While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (10)
1. A refrigerator, characterized by comprising:
the refrigerator comprises a box body, a refrigerator body and a refrigerator door, wherein a box container is arranged in the box body, and a refrigerating chamber is formed in the box container;
the low-pressure storage unit is arranged in the refrigerating chamber; a closed cavity can be formed in the low-pressure storage unit, an air suction hole is formed in the low-pressure storage unit, and a water suction hole is formed in the bottom of the low-pressure storage unit;
the air extraction unit is arranged in the box body, is respectively connected with the air extraction hole and the water pumping hole and is communicated with the external space of the box body; the air pumping unit can discharge the gas in the low-pressure storage unit to the outside of the box body through the air pumping hole; the pumping unit can discharge water in the low-pressure storage unit to the outside of the box body through the pumping hole.
2. The refrigerator as claimed in claim 1, wherein an evaporator compartment is provided in the cabinet container, the evaporator compartment being separated from the refrigerating compartment, and an evaporator is provided in the evaporator compartment;
an air supply duct communicated with the refrigerating compartment is also arranged in the evaporator bin; and the air outlet of the air supply duct faces the outer wall of the low-pressure storage unit so as to provide cold for the low-pressure storage unit.
3. The refrigerator of claim 2, wherein the refrigerator further comprises a metal plate; the metal plate is attached to the inner side wall of the low-pressure storage unit, which is opposite to the air outlet of the air supply air duct.
4. The refrigerator as claimed in claim 2, wherein a compressor compartment is provided at a bottom of the cabinet; a drain pipe is further arranged in the box body, the upper end of the drain pipe is positioned below the evaporator bin, and the lower end of the drain pipe extends into the compressor bin and is communicated with the external space of the box body;
the air pumping unit is arranged in the drain pipe in a penetrating mode, and gas or water in the low-pressure storage unit is discharged out of the box body through the drain pipe.
5. The refrigerator according to claim 4, wherein the pumping unit includes a vacuum pump, a pumping duct, and an exhaust duct;
the vacuum pump is arranged in the refrigerating chamber; the vacuum pump is provided with an air suction port and an air exhaust port, and the air suction port is respectively connected with the air suction pipe and one end of the water suction pipe;
the other end of the air exhaust pipe is communicated with the closed cavity through the air exhaust hole;
the other end of the water pumping pipe is communicated with the closed cavity through the water pumping hole;
one end of the exhaust pipe is connected with the exhaust port, and the other end of the exhaust pipe is communicated with the external space of the box body.
6. The refrigerator of claim 5, wherein the pumping unit further comprises a control valve and a connection pipe;
the control valve has a first inlet, a second inlet, and a first outlet; the first inlet is communicated with the air exhaust hole through the air exhaust pipe; the second inlet is communicated with the water pumping hole through the water pumping pipe;
the connecting pipe is communicated with the first outlet and the air pumping hole.
7. The refrigerator as claimed in claim 6, wherein said vacuum pump is provided in a compressor compartment, and said control valve is provided in said refrigerating compartment;
the connecting pipe is arranged in the drainage pipe in a penetrating way; the lower end of the connecting pipe extends into the compressor bin and is connected with the air suction port; the upper end of the connecting pipe extends out of the water discharging pipe and then extends into the refrigerating chamber to be connected with the first outlet.
8. The refrigerator as claimed in claim 6, wherein the vacuum pump, the control valve and the connection pipe are provided in the refrigerating compartment,
the exhaust pipe is arranged in the drain pipe in a penetrating mode, the upper end of the exhaust pipe extends out of the drain pipe and then extends into the refrigerating chamber and is connected with the exhaust port, and the lower end of the exhaust pipe extends into the compressor bin and is communicated with the external space of the box body.
9. The refrigerator of claim 3, wherein the low pressure storage unit includes a cartridge and a drawer; the cylinder body is arranged in the refrigerating chamber, and an opening is formed in the front side of the cylinder body;
the drawer can be inserted into the barrel in a push-pull mode and can close the opening to form the closed cavity in the barrel;
the air outlet of the air supply duct faces the outer wall of the barrel, and the metal plate is attached to the inner side wall of the barrel.
10. The refrigerator as claimed in claim 9, wherein the outer wall of the drum is provided with a suction connector, and the bottom of the outer wall of the drum is provided with a water pumping connector;
the air suction hole is formed in the air suction joint, and the water pumping hole is formed in the water pumping joint; the air extraction unit is respectively connected with the air extraction joint and the water extraction joint.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202121448653.8U CN215113415U (en) | 2021-06-28 | 2021-06-28 | Refrigerator with a door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121448653.8U CN215113415U (en) | 2021-06-28 | 2021-06-28 | Refrigerator with a door |
Publications (1)
Publication Number | Publication Date |
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CN215113415U true CN215113415U (en) | 2021-12-10 |
Family
ID=79311775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121448653.8U Active CN215113415U (en) | 2021-06-28 | 2021-06-28 | Refrigerator with a door |
Country Status (1)
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CN (1) | CN215113415U (en) |
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2021
- 2021-06-28 CN CN202121448653.8U patent/CN215113415U/en active Active
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