CN210179976U - Air conditioning fresh-keeping device for refrigerator - Google Patents
Air conditioning fresh-keeping device for refrigerator Download PDFInfo
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- CN210179976U CN210179976U CN201921139163.2U CN201921139163U CN210179976U CN 210179976 U CN210179976 U CN 210179976U CN 201921139163 U CN201921139163 U CN 201921139163U CN 210179976 U CN210179976 U CN 210179976U
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Abstract
The utility model discloses a fresh-keeping device of gas conditioning for refrigerator relates to the fresh-keeping technical field of refrigerator. The utility model discloses a fresh-keeping chamber, gas regulation room and air discharge chamber, the fresh-keeping chamber passes through the pipe connection with gas regulation room and air discharge chamber respectively, is provided with intake pipe, admission valve, oxygen nitrogen separator, nitrogen gas pipe, nitrogen gas valve, nitrogen collector and lets in the valve in the fresh-keeping chamber, and the intake pipe passes through the admission valve to be connected with the oxygen nitrogen separator, and the oxygen nitrogen separator passes through the nitrogen gas pipe to be connected with the nitrogen gas valve, and the nitrogen gas valve is connected with the nitrogen collector, and the nitrogen collector is connected with the fresh-keeping chamber through letting in the valve. The utility model discloses a nitrogen oxygen filtration membrane carries out the nitrogen oxygen separation, can carry out the nitrogen oxygen filtration under normal atmospheric temperature to storage device in the middle of as nitrogen gas through album nitrogen ware, and set up the solenoid valve respectively through upper and lower position at album nitrogen ware and carry out the control of nitrogen gas flow direction, improve the gas tightness of freshfood compartment, increase the fresh-keeping effect of gas regulation.
Description
Technical Field
The utility model belongs to the technical field of the refrigerator is fresh-keeping, especially relate to a gas conditioning fresh-keeping device for refrigerator.
Background
With the improvement of life quality, the requirements of consumers on the preservation of stored foods, especially the requirements on the color, taste and the like of the foods, are higher and higher. The food can be stored for a long time in a low-temperature environment, and the storage time of the food is not only influenced by the temperature and the humidity, but also influenced by factors such as oxygen content of air and bacteria in the environment for storing the food. The preservation technology adopted by the existing refrigerator cannot well solve the food preservation problem. Although the vacuum preservation can solve the problem of food preservation and storage, the vacuum preservation has high technical requirements on the refrigerator, has a complex structure, is inconvenient for consumers to operate and is not beneficial to popularization and application.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air conditioning fresh-keeping device for refrigerator solves the single and limited problem of current refrigerator fresh-keeping means.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to an air-conditioning fresh-keeping device for a refrigerator, which is arranged at one side of a fresh-keeping chamber of the refrigerator and comprises the fresh-keeping chamber, the air-conditioning chamber and an exhaust chamber, wherein one surface of the fresh-keeping chamber is connected with the air-conditioning chamber and the exhaust chamber;
the fresh-keeping chamber comprises a fresh-keeping liner and a fresh-keeping box, and the fresh-keeping box is arranged in the fresh-keeping liner;
the gas regulating chamber is internally provided with a gas inlet pipe, a gas inlet valve, an oxygen-nitrogen separator, an oxygen pipe, a nitrogen valve, a nitrogen collector and a charging valve; the oxygen pipe is connected with the oxygen-nitrogen separator, and the oxygen-nitrogen separator and the nitrogen collector are connected through a nitrogen pipe and a nitrogen valve in sequence; the nitrogen collector is connected with the fresh-keeping chamber through an inlet valve;
an air outlet valve, an air pump and an exhaust pipe are arranged in the exhaust chamber; the air inlet of the air pump is connected with the fresh-keeping chamber through an air outlet valve, and the air outlet of the air pump is connected with the outside of the refrigerator through an exhaust pipe.
Preferably, the oxygen-nitrogen separator comprises a fixed seat, a bottom tube, a top tube, a filter element tube, a push rod and a hydraulic rod, wherein the fixed seat is arranged on one surface inside the modified atmosphere chamber, one surface of the fixed seat is connected with the bottom tube, and the bottom tube is sequentially connected with the filter element tube and the top tube; the push rod is arranged in the top tube and is connected with the inner surface of the air-conditioned room through a hydraulic rod; the peripheral side surface of the jacking pipe is connected with an air inlet valve; the peripheral side surface of the bottom pipe is connected with an oxygen pipe; and a permeable membrane is arranged on one surface of the filter element pipe, and the peripheral side surface of the filter element pipe is connected with a nitrogen pipe.
Preferably, the permeable membrane is a nitrogen-oxygen separation membrane, and the top pipe and the bottom pipe are both connected with the bottom surface of the modified atmosphere chamber through support legs.
Preferably, the nitrogen collector comprises a limiting seat, a gas collecting pipe, a pull rod and a telescopic rod; one surface of the limiting seat is connected with the controlled atmosphere chamber, one surface of the limiting seat is connected with the gas collecting pipe, the pull rod is arranged in the gas collecting pipe and connected with the inner surface of the controlled atmosphere chamber through the telescopic rod, and the peripheral side face of the gas collecting pipe is connected with the nitrogen valve and the inlet valve respectively.
Preferably, the modified atmosphere preservation device further comprises an oxygen concentration detector, a power supply, a memory, a microprocessor and a control panel, wherein a probe of the oxygen concentration detector is installed in the preservation chamber, and the power supply is electrically connected with the oxygen concentration detector, the memory, the microprocessor, the control panel, the air inlet valve, the oxygen-nitrogen separator, the nitrogen valve, the inlet valve, the outlet valve and the air pump respectively; the microprocessor is respectively electrically connected with the oxygen concentration detector, the control panel, the memory, the air inlet valve, the oxygen-nitrogen separator, the nitrogen valve, the inlet valve, the outlet valve and the air pump; the power supply, the memory, the microprocessor and the control panel are all integrated on the power supply, the memory, the microprocessor and the control panel of the refrigerator.
The utility model discloses following beneficial effect has:
the utility model discloses a nitrogen oxygen filtration membrane carries out the nitrogen oxygen separation, can carry out the nitrogen oxygen filtration under normal atmospheric temperature to storage device in the middle of as nitrogen gas through album nitrogen ware, and set up the solenoid valve respectively through upper and lower position at album nitrogen ware and carry out the control of nitrogen gas flow direction, improve the gas tightness of freshfood compartment, increase the fresh-keeping effect of gas regulation.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the air-conditioned freshness retaining device for a refrigerator of the present invention;
FIG. 2 is a schematic view of the internal structure of the controlled atmosphere chamber and the exhaust chamber of the controlled atmosphere preservation device for the refrigerator of the present invention;
FIG. 3 is a front view of the air-conditioned freshness keeping device for a refrigerator of the present invention;
FIG. 4 is a schematic view of the cross-sectional structure A-A of FIG. 3;
fig. 5 is a partially enlarged view of a portion a in fig. 4.
In the drawings, the components represented by the respective reference numerals are listed below:
1-fresh-keeping chamber, 2-air-adjusting chamber, 3-air-exhausting chamber, 101-fresh-keeping liner, 102-fresh-keeping box, 201-air inlet pipe 202-air inlet valve, 203-oxygen-nitrogen separator, 204-oxygen pipe, 205-nitrogen pipe, 206-nitrogen valve, 207-nitrogen collector, 208-inlet valve, 301-air outlet valve, 302-air pump, 303-air outlet pipe, 2031-fixed seat, 2032-bottom pipe, 2033-top pipe, 2034-filter core pipe, 2035-push rod, 2071-limit seat, 2072-air collecting pipe and 2073-pull rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", "around", "top", "bottom", and the like, indicate orientations or positional relationships, and are used merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1, the present invention relates to a controlled atmosphere preservation device for a refrigerator, which is disposed at one side of a fresh-keeping chamber of the refrigerator, and includes a fresh-keeping chamber 1, a controlled atmosphere chamber 2 and an exhaust chamber 3, wherein a surface of the fresh-keeping chamber 1 is connected to the controlled atmosphere chamber 2 and the exhaust chamber 3.
As shown in fig. 2-5, the preservation chamber 1 comprises a preservation liner 101 and a preservation box 102, wherein the preservation box 102 is installed in the preservation liner 101;
an air inlet pipe 201, an air inlet valve 202, an oxygen-nitrogen separator 203, an oxygen pipe 204, a nitrogen pipe 205, a nitrogen valve 206, a nitrogen collector 207 and an inlet valve 208 are arranged in the air conditioning chamber 2; an intake pipe 201 is connected to an oxygen-nitrogen separator 203 through an intake valve 202, an oxygen pipe 204 is connected to the oxygen-nitrogen separator 203, and the oxygen-nitrogen separator 203 and a nitrogen collector 207 are connected to each other through a nitrogen pipe 205 and a nitrogen valve 206 in this order; the nitrogen collector 207 is connected with the fresh-keeping chamber 1 through an inlet valve 208;
an air outlet valve 301, an air pump 302 and an air outlet pipe 303 are arranged in the air outlet chamber 3; an air inlet hole of the air pump 302 is connected with the fresh-keeping chamber 1 through an air outlet valve 301, and an air outlet hole of the air pump 302 is connected with the outside of the refrigerator through an air exhaust pipe 303.
The oxygen-nitrogen separator 203 comprises a fixed seat 2031, a bottom pipe 2032, a top pipe 2033, a filter element pipe 2034, a push rod 2035 and a hydraulic rod, wherein the fixed seat 2031 is arranged on one surface inside the air-conditioned chamber 2, one surface of the fixed seat 2031 is connected with the bottom pipe 2032, and the bottom pipe 2032 is sequentially connected with the filter element pipe 2034 and the top pipe 2033; the push rod 2035 is arranged in the top pipe 2033, and the push rod 2035 is connected with the inner surface of the air-conditioned chamber 2 through a hydraulic rod; the circumferential side surface of the top pipe 2033 is connected with the air inlet valve 202; the peripheral side surface of the bottom tube 2032 is connected with the oxygen tube 204; a permeable membrane is provided on one surface of the filter element pipe 2034, and the nitrogen gas pipe 205 is connected to the circumferential side surface of the filter element pipe 2034.
Wherein, the permeable membrane is a nitrogen-oxygen separation membrane, and the top pipe 2033 and the bottom pipe 2032 are both connected with the bottom surface of the modified atmosphere chamber 2 through support legs.
Wherein, the nitrogen collector 207 comprises a spacing seat 2071, a gas collecting pipe 2072, a pull rod 2073 and a telescopic rod; one surface of the limiting seat 2071 is connected with the controlled atmosphere chamber 2, one surface of the limiting seat 2071 is connected with the gas collecting pipe 2072, the pull rod 2073 is arranged in the gas collecting pipe 2072, the pull rod 2073 is connected with the inner surface of the controlled atmosphere chamber 2 through the telescopic rod, and the circumferential side surface of the gas collecting pipe 2072 is respectively connected with the nitrogen valve 206 and the inlet valve 208.
The controlled atmosphere preservation device further comprises an oxygen concentration detector, a power supply, a memory, a microprocessor and a control panel, wherein a probe of the oxygen concentration detector is installed in the preservation chamber 1, and the power supply is electrically connected with the oxygen concentration detector, the memory, the microprocessor, the control panel, the air inlet valve 202, the oxygen-nitrogen separator 203, the nitrogen valve 206, the inlet valve 208, the air outlet valve 301 and the air pump 302 respectively; the microprocessor is respectively electrically connected with the oxygen concentration detector, the control panel, the memory, the air inlet valve 202, the oxygen-nitrogen separator 203, the nitrogen valve 206, the inlet valve 208, the outlet valve 301 and the air pump 302; the power supply, the memory, the microprocessor and the control panel are all integrated on the power supply, the memory, the microprocessor and the control panel of the refrigerator.
Example two:
referring to fig. 1-5, the utility model relates to an air-conditioning and fresh-keeping device for a refrigerator, which has the following operation method and working principle: closing the nitrogen valve 206, opening the air inlet valve 202, drawing the push rod 2035 outwards to suck air into the top pipe 2033, then closing the air inlet valve 202, pressing the air to the filter element pipe 2034 by the push rod 2035, opening the nitrogen valve 206 when the push rod 2035 moves forwards to one third of the whole distance of the push rod 2035, closing the inlet valve 208, continuing to push the air into the filter element pipe 2034 by the push rod 2035, drawing the pull rod 2073 outwards to draw, stopping the push rod 2035 and the pull rod 2073 when the push rod 2035 reaches the filter element pipe 2034, closing the nitrogen valve 206, finally opening the inlet valve 208, the outlet valve 301 and the air pump 302, pressing the pull rod 2073 into the air collecting pipe 2, and discharging the filtered air into the refreshing chamber 1; the utility model discloses a nitrogen oxygen filtration membrane filters oxygen, because the nitrogen oxygen concentration ratio is 7 in the air: 2, when the push rod extrudeed the air to two-thirds of original volume, oxygen can pass from nitrogen oxygen filtration membrane under the effect of pressure, later with remaining nitrogen gas discharge into album nitrogen ware 207 in, close nitrogen gas valve 206 at last, in discharging the fresh-keeping chamber 1 with the nitrogen gas in album nitrogen ware 207 again, realize the air cycle in the fresh-keeping chamber 1 through air pump 302 and air outlet valve 301.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a modified atmosphere preservation device for refrigerator, the device that shows sets up in the fresh-keeping room one side of refrigerator, includes fresh-keeping room (1), modified atmosphere room (2) and exhaust chamber (3), its characterized in that: one surface of the fresh-keeping chamber (1) is connected with the air conditioning chamber (2) and the exhaust chamber (3);
the fresh-keeping chamber (1) comprises a fresh-keeping liner (101) and a fresh-keeping box (102), and the fresh-keeping box (102) is arranged in the fresh-keeping liner (101);
an air inlet pipe (201), an air inlet valve (202), an oxygen-nitrogen separator (203), an oxygen pipe (204), a nitrogen pipe (205), a nitrogen valve (206), a nitrogen collector (207) and an inlet valve (208) are arranged in the air conditioning chamber (2); the gas inlet pipe (201) is connected with an oxygen-nitrogen separator (203) through a gas inlet valve (202), the oxygen pipe (204) is connected with the oxygen-nitrogen separator (203), and the oxygen-nitrogen separator (203) is connected with a nitrogen collector (207) through a nitrogen pipe (205) and a nitrogen valve (206) in sequence; the nitrogen collector (207) is connected with the fresh-keeping chamber (1) through an inlet valve (208);
an air outlet valve (301), an air pump (302) and an air exhaust pipe (303) are arranged in the air exhaust chamber (3); an air inlet of the air pump (302) is connected with the fresh-keeping chamber (1) through an air outlet valve (301), and an air outlet of the air pump (302) is connected with the outside of the refrigerator through an exhaust pipe (303).
2. The modified atmosphere preservation device for the refrigerator according to claim 1, wherein the oxygen-nitrogen separator (203) comprises a fixed seat (2031), a bottom tube (2032), a top tube (2033), a filter element tube (2034), a push rod (2035) and a hydraulic rod, the fixed seat (2031) is arranged on one surface inside the modified atmosphere chamber (2), one surface of the fixed seat (2031) is connected with the bottom tube (2032), and the bottom tube (2032) is connected with the filter element tube (2034) and the top tube (2033) in sequence; the push rod (2035) is arranged in the top pipe (2033), and the push rod (2035) is connected with the inner surface of the air-conditioned chamber (2) through a hydraulic rod; the peripheral side surface of the top pipe (2033) is connected with an air inlet valve (202); the peripheral side surface of the bottom pipe (2032) is connected with an oxygen pipe (204); a permeable membrane is arranged on one surface of the filter element pipe (2034), and the peripheral side surface of the filter element pipe (2034) is connected with the nitrogen pipe (205).
3. The modified atmosphere preservation device for the refrigerator according to claim 2, wherein the permeable membrane is a nitrogen-oxygen separation membrane, and the top pipe (2033) and the bottom pipe (2032) are connected with the bottom surface of the modified atmosphere chamber (2) through support legs.
4. A modified atmosphere preservation device for a refrigerator according to claim 1, characterized in that the nitrogen collector (207) comprises a limiting seat (2071), a gas collecting pipe (2072), a pull rod (2073) and a telescopic rod; one surface of the limiting seat (2071) is connected with the controlled atmosphere chamber (2), one surface of the limiting seat (2071) is connected with the gas collecting pipe (2072), the pull rod (2073) is arranged in the gas collecting pipe (2072), the pull rod (2073) is connected with the inner surface of the controlled atmosphere chamber (2) through a telescopic rod, and the circumferential side surface of the gas collecting pipe (2072) is respectively connected with the nitrogen valve (206) and the access valve (208).
5. The modified atmosphere preservation device for the refrigerator according to claim 1, further comprising an oxygen concentration detector, a power supply, a memory, a microprocessor and a control board, wherein a probe of the oxygen concentration detector is installed in the preservation chamber (1), and the power supply is respectively electrically connected with the oxygen concentration detector, the memory, the microprocessor, the control board, the air inlet valve (202), the oxygen-nitrogen separator (203), the nitrogen valve (206), the inlet valve (208), the outlet valve (301) and the air pump (302); the microprocessor is respectively electrically connected with the oxygen concentration detector, the control panel, the memory, the air inlet valve (202), the oxygen-nitrogen separator (203), the nitrogen valve (206), the inlet valve (208), the outlet valve (301) and the air pump (302); the power supply, the memory, the microprocessor and the control panel are all integrated on the power supply, the memory, the microprocessor and the control panel of the refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139163.2U CN210179976U (en) | 2019-07-19 | 2019-07-19 | Air conditioning fresh-keeping device for refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139163.2U CN210179976U (en) | 2019-07-19 | 2019-07-19 | Air conditioning fresh-keeping device for refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210179976U true CN210179976U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921139163.2U Active CN210179976U (en) | 2019-07-19 | 2019-07-19 | Air conditioning fresh-keeping device for refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210179976U (en) |
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2019
- 2019-07-19 CN CN201921139163.2U patent/CN210179976U/en active Active
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