CN113911530A - Air-conditioning storage system of stacked liquid seal combination - Google Patents
Air-conditioning storage system of stacked liquid seal combination Download PDFInfo
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- CN113911530A CN113911530A CN202111219404.6A CN202111219404A CN113911530A CN 113911530 A CN113911530 A CN 113911530A CN 202111219404 A CN202111219404 A CN 202111219404A CN 113911530 A CN113911530 A CN 113911530A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/20—External fittings
- B65D25/24—External fittings for spacing bases of containers from supporting surfaces, e.g. legs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/38—Devices for discharging contents
- B65D25/52—Devices for discharging successive articles or portions of contents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
- B65D53/06—Sealings formed by liquid or plastic material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
- B65D81/20—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas
- B65D81/2069—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas in a special atmosphere
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
- B65D85/34—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for fruit, e.g. apples, oranges or tomatoes
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Abstract
The invention discloses a stack type liquid seal combined air-conditioned storage system, which comprises a base, wherein a liquid groove is arranged on the base; the liquid tank is stacked with a storage container, the upper end of the storage container is opened, the storage container comprises a first connecting pipe and a second connecting pipe, the first connecting pipe is communicated with the inner cavity of the storage container through a connecting branch pipe, and the side wall of the storage container is provided with a liquid tank; the base is also provided with a storage area, the storage area is provided with a first configuration pipeline and a second configuration pipeline, and the second configuration pipeline is communicated with the inner cavity of the storage area through an auxiliary pipeline; the connecting branch pipe and the auxiliary pipeline are respectively provided with a control valve and a valve, and the side walls of the storage area and the storage container are respectively provided with a static pressure box; the inner end opening of the check valve is connected to the end opening of the second connecting pipe; the lower end of the top sealing liquid sealing cover extends into the liquid tank, and the top sealing liquid sealing cover is used for opening the upper end of the liquid sealing storage container and opening the outer end of the check valve; the lower end of the gas pipe liquid sealing cover extends into the liquid groove, and the gas pipe liquid sealing cover is used for opening the tail end of the first connecting pipe of the liquid sealing storage container.
Description
Technical Field
The invention relates to a fruit and vegetable controlled atmosphere storage system, in particular to a stacked liquid-sealed combined controlled atmosphere storage system.
Background
The storage and preservation of fruits and vegetables are currently carried out by two main ways, namely low-temperature storage and preservation and modified atmosphere storage.
The low-temperature storage box is widely used for low-temperature storage and preservation as a storage container, and the low-temperature storage box can play a certain role in preservation, but the preservation effect is far lower than that of modified atmosphere storage, and the modified atmosphere storage and preservation are required to be carried out for a long time, so that the modified atmosphere storage and preservation are effective technical approaches. The air-conditioned storage needs good air tightness during storage, and if the fruits and vegetables are taken and placed for many times in the storage process, the air-conditioned environment of the fruits and vegetables is directly influenced, so that the storage period of the fruits and vegetables is shortened; in addition, in order to meet the storage requirements of field units, the storage units are required to be convenient to mount and dismount. Therefore, it is important to design a gas-conditioned storage system with easy assembly and disassembly of the stacked liquid seal combination with good gas tightness.
Disclosure of Invention
The invention aims to provide a stack type liquid seal combined modified atmosphere storage system, aiming at solving the problems that the existing modified atmosphere storage device is difficult to assemble and disassemble and the storage effect of fruits and vegetables can be influenced in the picking and placing process of the fruits and vegetables.
In order to solve the technical problems, the invention adopts the following technical scheme:
a stack type liquid seal combined air-conditioned storage system comprises a base, wherein an air distribution pipeline is arranged in the base; comprises a storage container, wherein the storage container is arranged beside a base, and a storage unit is formed by an inner cavity of the storage container; the upper end of the storage container is opened, and a liquid tank is arranged on the side wall of the storage container; the storage container comprises a first connecting pipe and a second connecting pipe, the tail ends of the first connecting pipe and the second connecting pipe are both vertical and provided with openings, the tail ends of the first connecting pipe and the second connecting pipe penetrate through the liquid tank, the heights of the opening at the upper end of the storage container, the opening at the tail end of the first connecting pipe and the opening at the tail end of the second connecting pipe are all larger than the liquid level height of the liquid tank, and the first connecting pipe and the second connecting pipe are used for being arranged on the gas distribution pipeline to form a gas flow pipeline; the side wall of the first connecting pipe is provided with a connecting branch pipe which is communicated with the first connecting pipe and the inner cavity of the storage container; the check valve is characterized by comprising a check valve, wherein an opening at the inner end of the check valve is arranged on an opening at the tail end of the second connecting pipe, and the check valve can be arranged on the opening at the tail end of the second connecting pipe in a liquid seal structure mode; the top sealing liquid sealing cover is arranged above the storage container, the lower end of the top sealing liquid sealing cover extends into the liquid tank, the top sealing liquid sealing cover is used for liquid sealing an upper end opening of the storage container and an outer end opening of the check valve, and an air passage is reserved between the upper end opening of the storage container in the top sealing liquid sealing cover and the outer end opening of the check valve after liquid sealing; the air pipe liquid sealing cover is arranged on an opening at the tail end of a first connecting pipe of the storage container, the lower end of the air pipe liquid sealing cover extends into the liquid groove, and the air pipe liquid sealing cover is used for opening at the tail end of the first connecting pipe of the liquid sealing storage container.
According to a further technical scheme, a main body connecting cover is arranged at the lower end of the storage container, a pipeline connecting cover is arranged at the head ends of the first connecting pipe and the second connecting pipe, a liquid tank is arranged on the base, the storage container is arranged above the base, the main body connecting cover and the pipeline connecting cover of the storage container above the base extend into the liquid tank, and the pipeline connecting covers of the first connecting pipe and the second connecting pipe are used for liquid sealing and are communicated with a gas distribution pipeline.
The storage container is characterized in that the number of the storage containers is more than two, the storage containers are stacked with each other, the first connecting pipe and the second connecting pipe are arranged on the storage containers in a central symmetry manner, the upper storage container is provided with a main body connecting cover at the lower end of the upper storage container after being rotated 180 degrees, the main body connecting cover is corresponding to the upper opening of the lower storage container, the upper storage container is stacked on the lower storage container after being rotated 180 degrees, and the main body connecting cover of the upper storage container and the upper opening of the lower storage container form an effective liquid seal; the inner end opening of the check valve is arranged on the end opening of the second connecting pipe of the storage container at the top of the storage unit; the top sealing liquid sealing cover is arranged on an opening at the upper end of the storage container at the top of the storage unit and an opening at the outer end of the check valve at the tail end of the second connecting pipe, the lower end of the top sealing liquid sealing cover extends into a liquid tank of the storage container at the top of the storage unit, the top sealing liquid sealing cover is used for sealing the opening at the upper end of the storage container at the top of the storage unit and the opening at the outer end of the check valve, and an air passage is reserved between the opening at the upper end of the storage container in the top sealing liquid sealing cover and the opening at the outer end of the check valve after liquid sealing; the air pipe liquid sealing cover is arranged on the end opening of the first connecting pipe of the storage container on the top of the storage unit, the lower end of the air pipe liquid sealing cover extends into the liquid groove of the storage container on the top of the storage unit, and the air pipe liquid sealing cover is used for liquid sealing the end opening of the first connecting pipe of the storage container on the top of the storage unit. The liquid sealing device has the advantages that when the upper storage container is rotated 180 degrees and then stacked on the lower storage container, the liquid sealing of the pipeline connecting cover of the upper storage container and the liquid sealing of the tail end opening of the first connecting pipe and the tail end opening of the second connecting pipe of the lower storage container are ensured; the shape of the main body connecting cover at the lower end of the storage container corresponds to the shape of the opening at the upper end of the storage container, namely the shape is similar to the shape, if the shape of the main body connecting cover at the lower end of the storage container and the shape of the opening at the upper end of the storage container are imagined to be superposed on a plane and are distributed in central symmetry, and the shape and the size ensure that the main body connecting cover of the upper storage container and the opening at the upper end of the lower storage container can be sealed in a liquid manner when the upper storage container is rotated 180 degrees and then is superposed on the lower storage container.
Preferably, the storage unit further comprises one or more storage areas, said storage areas being arranged in the base. The upper end opening of the storage area is provided with a shape corresponding to the shape of a main body connecting cover of the storage container, the gas distribution pipeline comprises a first configuration pipeline and a second configuration pipeline, the storage area is provided with the first configuration pipeline and the second configuration pipeline, the tail ends of the first configuration pipeline and the second configuration pipeline are both vertical and provided with openings, the tail ends of the first configuration pipeline and the second configuration pipeline penetrate through the liquid tank, and the heights of the upper end opening of the storage area, the tail end opening of the first configuration pipeline and the tail end opening of the second configuration pipeline are all larger than the liquid level height of the liquid tank; the main body connecting cover of the storage container is in liquid seal with an opening at the upper end of the storage area, the first configuration pipeline and the second configuration pipeline of the storage area are arranged at positions corresponding to the installation positions of the pipeline connecting covers of the first connecting pipe and the second connecting pipe, and the first connecting pipe and the second connecting pipe are respectively in liquid seal through the pipeline connecting covers and are communicated with the first configuration pipeline and the second configuration pipeline.
An auxiliary pipeline is arranged between the storage area inner cavity and the second configuration pipeline and is used for communicating the storage area inner cavity and the second configuration pipeline. The auxiliary pipeline is provided with a valve, and the valve controls the air flow circulation state in the auxiliary pipeline.
According to a further technical scheme, the side wall of the storage area is provided with a static pressure box, and the auxiliary pipeline is communicated with an inner cavity of the storage area through the static pressure box. Preferably, the connecting branch pipe is provided with a control valve, and the control valve controls the air flow state in the connecting branch pipe.
Preferably, the side wall of the storage container is provided with a static pressure box, and the connecting branch pipe is communicated with the inner cavity of the storage container through the static pressure box.
Preferably, the gas distribution pipeline further comprises a first main pipeline and a second main pipeline, the head end of the first configuration pipeline is communicated with the first main pipeline, and the head end of the second configuration pipeline is communicated with the second main pipeline; the storage system also comprises an air supply device, an air return device and an air distribution device switching device, wherein the air supply device and the air return device are respectively communicated with the first main pipeline and the second main pipeline through the air distribution device switching device; the air supply equipment supplies air to the first main pipeline or the second main pipeline through the air distribution equipment switching device; the air returning equipment returns air to the second main pipeline or the first main pipeline through the air distribution equipment switching device; the storage system also comprises a gas distribution device, wherein a gas outlet of the gas distribution device is communicated with a gas supply device, and a gas inlet of the gas distribution device is communicated with a return air device; the air distributed by the air distribution equipment is output by the air supply equipment, and the air return equipment returns the air flowing through the storage unit to the air distribution equipment.
According to a further technical scheme, the switching device of the air distribution equipment comprises a four-way reversing valve, an air supply pipe and an air return pipe are arranged at an air distribution end of the four-way reversing valve, the air supply pipe is communicated with the air supply equipment, the air return pipe is communicated with the air return equipment, and an external end of the four-way reversing valve is respectively connected into the first main pipeline and the second main pipeline.
According to a further technical scheme, the switching device of the gas distribution equipment further comprises a stop valve, an adjusting pipeline is arranged between the air supply pipe and the air return pipe, two ends of the adjusting pipeline are respectively communicated with the air supply pipe and the air return pipe, and the stop valve is installed on the adjusting pipeline.
Compared with the prior art, the invention has the beneficial effects of at least one of the following:
the base is internally provided with the storage area and the storage containers which are stacked, so that the whole fruit and vegetable storage scale can be improved, in addition, the base can be internally provided with the storage areas, each storage area and the stacked storage containers are sealed with each other, the air flow can be controlled independently, when partial fruits and vegetables are taken and placed, the storage space for storing the fruits and vegetables is only needed to be opened, the air-conditioned environment of the fruits and vegetables in other storage spaces is not affected, the air tightness of the fruits and vegetables in other storage spaces is ensured, and the storage effect is ensured.
The invention adopts the check valve to adjust the on-off of the air flow, and compared with other air flow control units when the check valve operates in a storage system, the check valve can be a pure mechanical mechanism, has simple structure and no electric appliance element, and can resist CO in the modified atmosphere gas2High-acidity gas corrosion, thus having extremely high reliability; in addition, the check valve is installed on the opening at the tail end of the second connecting pipe in a liquid sealing structure mode, so that the check valve is easy to install and disassemble, the working strength of workers is favorably reduced, and convenience is provided for the stacked storage containers under necessary conditions.
The invention controls the movement of air through the air supply equipment and the air return equipment, adjusts the corresponding relation between the return air pipe and the air supply pipe and the two main pipelines through the switching device of the air distribution equipment, and changes the direction of the air of the main pipelines, thereby controlling the on-off of the check valve.
The invention can avoid the phenomenon that the pressure of the air supply equipment and the air return equipment is abnormal to damage the air supply equipment and the air return equipment due to the abnormal pressure of the air supply equipment and the air return equipment caused by the movement blockage of airflow in the process of changing the gas trend of the gas distribution pipeline by utilizing the regulating pipeline and the stop valve.
Drawings
FIG. 1 is a schematic view of the installation of the storage container of the present invention.
FIG. 2 is a schematic view of a storage container stack according to the present invention.
FIG. 3 is a schematic view of the operation of the air flow circuit of the present invention.
Fig. 4 is a schematic structural diagram of a switching device of the gas distribution equipment of the present invention.
Description of reference numerals:
1-base, 2-liquid tank, 3-storage area, 4-capping liquid seal cover, 5-gas distribution equipment switching device, 6-gas pipe liquid seal cover, 7-check valve, 8-static pressure box, 9-storage container, 11-first main pipe, 12-second main pipe, 13-air supply equipment, 14-air return equipment, 301-first configuration pipe, 302-second configuration pipe, 303-auxiliary pipe, 304-valve, 501-four-way reversing valve, 502-air supply pipe, 503-air return pipe, 504-stop valve, 505-regulating pipe, 901-first connecting pipe, 902-second connecting pipe, 903-connecting branch pipe, 904-liquid tank, 905-main body connecting cover, 906-pipeline connecting cover and 907-control valve.
Detailed Description
The invention is further elucidated with reference to the drawing. In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
referring to fig. 1, an embodiment of the present invention is a stacked liquid-sealed combined modified atmosphere storage system, which includes a base 1, wherein the base 1 is provided with an air distribution pipeline.
A storage container 9, wherein the storage container 9 is arranged beside the base 1, and a storage unit is formed by an inner cavity of the storage container 9; the upper end of the storage container 9 is opened, and a liquid tank 904 is arranged on the side wall of the storage container 9; the storage container 9 comprises a first connecting pipe 901 and a second connecting pipe 902, the ends of the first connecting pipe 901 and the second connecting pipe 902 are both vertical and provided with openings, the ends of the first connecting pipe 901 and the second connecting pipe 902 penetrate through the liquid tank 904, the heights of the opening at the upper end of the storage container 9, the opening at the upper end of the first connecting pipe 901 and the opening at the upper end of the second connecting pipe 902 are all larger than the liquid level height of the liquid tank 904, and the first connecting pipe 901 and the second connecting pipe 902 are used for being installed on a gas distribution pipeline to form a gas flow pipeline; a connecting branch pipe 903 is provided on the sidewall of the first connecting pipe 901, and the connecting branch pipe 903 communicates the first connecting pipe 901 with the inner cavity of the storage container 9.
A check valve 7, an inner end opening of the check valve 7 being connected to an end opening of the second connection pipe 902; the check valve 7 may be installed on the end opening of the second connection pipe 902 in a liquid-tight structure. The second connection pipe 902 is set to conduct the check valve 7 in one direction when blowing air, i.e., in a relatively high pressure state.
A capping liquid sealing cover 4, said capping liquid sealing cover 4 is placed on the upper end opening of the storage container 9 and the outer end opening of the check valve 7, the lower end of said capping liquid sealing cover 4 is extended into the liquid tank 904, said capping liquid sealing cover 4 is used for the upper end opening of the liquid sealing storage container 9 and the outer end opening of the check valve 7, and an air passage is left between the upper end opening of the storage container 9 and the outer end opening of the check valve 7 in the capping liquid sealing cover 4 after liquid sealing.
And the gas-pipe-liquid sealing cover 6 is arranged on the end opening of the first connecting pipe 901 of the storage container 9, the lower end of the gas-pipe-liquid sealing cover 6 extends into the liquid groove 904, and the gas-pipe-liquid sealing cover 6 is used for sealing the end opening of the first connecting pipe 901 of the storage container 9.
The device of the invention can be arranged in a box body with a certain size as required, the base 1 can be arranged at the bottom of the box body, and a simple hoisting device can be additionally arranged beside the box body, thereby facilitating the installation of the storage container 9, the assembly and disassembly of the capping liquid sealing cover 4 and the like in the box body. The storage unit is composed of an inner cavity of the storage container 9, and after fruits and vegetables are placed in the storage container 9, cold gas or gas substances required by gas regulation are conveyed into the storage container 9 through the connecting branch pipe 903 on the first connecting pipe 901.
The liquid groove 904 is utilized to provide structural matching for liquid seal, and the capping liquid seal cover 4 is matched with the liquid groove 904 to seal the upper end opening of the storage container 9 and the outer end opening of the check valve 7, so that the second connecting pipe 902 is communicated with the upper end opening of the storage container 9 only in one way through the check valve 7; the top of the first connecting pipe 901 is sealed by the gas-liquid seal cover 6, so as to ensure that the gas flow pipeline is isolated from the outside. Thus, a gas-controlled circuit is formed by the connection branch pipe 903 on the side wall of the first connection pipe 901 and the check valve 7 on the second connection pipe 902. That is, air returns from first connection pipe 901, air is supplied from second connection pipe 902; the gas flow flows into the storage container 9 from the end opening of the second connection pipe 902, and the gas in the storage container 9 is discharged through the connection branch pipe 903.
The first connection pipe 901 is in a relatively low pressure state during the return air, the connection branch pipe 903 on the first connection pipe 901 discharges the gas in the storage container 9, the second connection pipe 902 is in a relatively high pressure state during the supply air, the second connection pipe 902 inputs the gas to the upper end opening of the storage container 9 through the check valve 7, and a pressure difference is formed in the storage container 9, so that the gas in the storage container 9 flows, the input gas is gradually filled into the storage container 9, and the refrigeration and air conditioning work is completed.
Example 2:
based on the above embodiment, another embodiment of the present invention is that a main body connection cover 905 is provided at the lower end of the storage container 9, a pipeline connection cover 906 is provided at the head ends of the first connection pipe 901 and the second connection pipe 902, the liquid tank 2 is provided on the base 1, the storage container 9 is provided above the base 1, the main body connection cover 905 and the pipeline connection cover 906 of the storage container 9 above the base 1 extend into the liquid tank 2, and the pipeline connection covers 906 of the first connection pipe 901 and the second connection pipe 902 are used for liquid sealing and communicating the gas distribution pipeline.
The base 1 is provided with a liquid tank 2, the bottom of the storage unit is liquid-sealed by the liquid tank 2, and a gas distribution pipe supplies or discharges gas to or from the storage unit formed by the storage container 9 through the pipe connection covers 906 of the first connection pipe 901 and the second connection pipe 902.
Example 3:
in the embodiment, the storage containers 9 are two or more, and the two or more storage containers 9 are stacked on each other; the first connection pipe 901 and the second connection pipe 902 are arranged on the storage container 9 in a central symmetry; the shape of the main body connecting cover 905 at the lower end of the upper storage container 9 corresponds to the shape of the opening at the upper end of the lower storage container 9 after the upper storage container 9 is rotated 180 degrees, the upper storage container 9 is stacked on the lower storage container 9 after the upper storage container 9 is rotated 180 degrees, and the main body connecting cover 905 of the upper storage container 9 and the opening at the upper end of the lower storage container 9 can form a liquid seal structure; the inner end opening of the check valve 7 is placed on the end opening of the second connecting tube 902 of the storage container 9 at the top of the storage unit; the capping liquid seal 4 is disposed over the upper end opening of the storage unit top storage container 9 and the opening at the outer end of the check valve 7 at the end of the second connecting tube 902 of the storage unit top storage container 9, the lower end of the capping liquid seal 4 extends into the liquid channel 904 of the storage unit top storage container 9, the capping liquid seal 4 is used for liquid sealing the upper end opening of the storage unit top storage container 9 and the opening at the outer end of the check valve 7, and an air passage is left between the upper end opening of the storage unit top storage container 9 and the opening at the outer end of the check valve 7 in the capping liquid seal 4 after liquid sealing; the gas-liquid sealed cover 6 is disposed over the open end of the first connecting tube 901 of the storage unit top storage container 9, the lower end of the gas-liquid sealed cover 6 extends into the liquid channel 904 of the storage unit top storage container 9, and the gas-liquid sealed cover 6 is used to liquid seal the open end of the first connecting tube 901 of the storage unit top storage container 9.
When the upper storage container 9 is rotated 180 degrees and stacked on the lower storage container 9, the pipe connection cover 906 of the upper storage container 9 and the end openings of the first connection pipe 901 and the second connection pipe 902 of the lower storage container 9 are ensured to be liquid-sealed; the shape of the body connecting cover 905 at the lower end of the upper storage container 9 after being rotated 180 degrees corresponds to the shape of the upper end opening of the lower storage container 9, that is, when the shape of the body connecting cover 905 at the lower end of the storage container 9 and the shape of the upper end opening of the storage container 9 are imagined to be superposed on one plane, the body connecting cover 905 and the upper end opening of the upper storage container 9 can be sealed in a liquid manner when the upper storage container 9 is rotated 180 degrees and then superposed on the lower storage container 9.
The check valve 7 is connected to the opening of the second connecting pipe 902 of the storage container 9 at the top of the storage unit at the inner end thereof, and the check valve 7 may be installed at the opening of the second connecting pipe 902 in a liquid-tight manner. The second connection pipe 902 of the storage container 9 provided on the top of the storage unit is in one-way communication with the check valve 7 when the air is blown, i.e., when the pressure is relatively high.
The capping liquid seal 4 is disposed over the upper end opening of the storage unit top storage container 9 and the outer end opening of the check valve 7, the lower end of the capping liquid seal 4 extends into the liquid channel 904 of the storage unit top storage container 9, the capping liquid seal 4 is used for liquid sealing the upper end opening of the storage container 9 and the outer end opening of the check valve 7, and an air passage is left between the upper end opening of the storage unit top storage container 9 and the outer end opening of the check valve 7 in the liquid sealed capping liquid seal 4; the gas-liquid sealed cover 6 is disposed over the open end of the first connecting tube 901 of the storage unit top storage container 9, the lower end of the gas-liquid sealed cover 6 extends into the liquid channel 904 of the storage unit top storage container 9, and the gas-liquid sealed cover 6 is used to liquid seal the open end of the first connecting tube 901 of the storage unit top storage container 9.
When two or more storage containers 9 are stacked, the main body connecting cover 905 of the upper storage container 9 extends into the liquid tank 904 of the lower storage container 9 to liquid-seal the upper end opening of the lower storage container 9, so that the two or more stacked storage containers 9 can be communicated, and the first connecting pipe 901 of the upper storage container 9 extends into the liquid tank 904 through the pipeline connecting cover 906, so that the head end of the first connecting pipe 901 of the upper storage container 9 is liquid-sealed and communicated with the tail end of the second connecting pipe 902 of the lower storage container 9; similarly, the second connection pipe 902 of the upper storage container 9 is extended into the liquid tank 904 through the pipe connection cover 906, so that the head end of the second connection pipe 902 of the upper storage container 9 is in liquid-tight communication with the tail end of the first connection pipe 901 of the lower storage container 9.
Since the first connection pipe 901 and the second connection pipe 902 are arranged on the storage container 9 in a central symmetry manner, the upper storage container 9 is rotated 180 degrees relative to the lower storage container 9 to be stacked in a staggered manner, and both sides of the storage container 9 are communicated in a staggered manner through the first connection pipe 901 and the second connection pipe 902 to form an independent air flow path. At the same time, the gas-tube liquid enclosure 6 extends into the liquid channel 904 of the top storage container 9 to liquid-seal the end opening of the first connection tube 901 of the top storage container 9 to ensure gas-tightness. The extension of the capping liquid enclosure 4 into the liquid sump 904 of the top storage container 9 liquid seals the opening of the second connecting tube 902 of the top storage container 9 at the end of which the check valve 7 is mounted and the opening at the upper end of the top storage container 9, allowing the second connecting tube 902 of the top storage container 9 to regulate the flow of gas into and out of the top storage container 9 via the check valve 7.
In actual operation, when more than two storage containers 9 are stacked, it is necessary to separately supply gas to a certain storage container 9, and at this time, it is necessary to open the control valve 907 on the connecting branch 903 of the storage container 9 to be separately supplied with gas and the control valve 907 on the connecting branch 903 of the adjacent upper storage container 9, close the control valves 907 of the other storage containers 9, and set the second connecting pipe 902 of the storage container 9 at the top of the storage unit as return air.
It should be noted that when the storage container 9 to be separately supplied with air is located at the top of the storage unit, it is necessary to set the second connection pipe 902 of the storage container 9 at the top of the storage unit to supply air, open the control valve 907 on the connection branch pipe 903 of the storage container 9 at the top of the storage unit, close the control valves 907 of the other storage containers 9, supply air through the check valve 7, and return air through the connection branch pipe 903 of the storage container 9 at the top of the storage unit.
Example 4:
in an embodiment of the invention, based on embodiment 2, the storage unit further comprises more than one storage area 3, said storage areas 3 being arranged in the base 1. The upper end of the storage area 3 is opened, the upper end opening of the storage area 3 is provided with a shape corresponding to the shape of a main body connecting cover 905 of a storage container 9, the gas distribution pipeline comprises a first configuration pipeline 301 and a second configuration pipeline 302, the storage area 3 is provided with the first configuration pipeline 301 and the second configuration pipeline 302, the tail ends of the first configuration pipeline 301 and the second configuration pipeline 302 are both vertical and provided with openings, the tail end of the first configuration pipeline 301 and the tail end of the second configuration pipeline 302 penetrate through the liquid tank 2, and the heights of the upper end opening of the storage area 3, the tail end opening of the first configuration pipeline 301 and the tail end opening of the second configuration pipeline 302 are all larger than the liquid level height of the liquid tank 2; the main body connection cover 905 of the storage container 9 is liquid-sealed to the upper end opening of the storage area 3, the first distribution pipe 301 and the second distribution pipe 302 of the storage area 3 are provided at positions corresponding to the positions of the pipe connection covers 906 of the first connection pipe 901 and the second connection pipe 902, and the first connection pipe 901 and the second connection pipe 902 are respectively liquid-sealed by the pipe connection cover 906 to communicate the first distribution pipe 301 and the second distribution pipe 302. The storage scale of the storage system is enlarged by the storage area 3, wherein the first distribution pipe 301 and the second distribution pipe 302 are respectively disposed at both sides of the storage area 3, and specifically, the first distribution pipe 301 and the second distribution pipe 302 respectively supply and return air.
In addition, the shape of the upper opening of the storage section 3 is similar to that of the main body connection cover 905, and the size of the main body connection cover 905 should be larger than that of the upper opening of the storage section 3, so that the upper opening of the storage section 3 can be sealed by the main body connection cover 905.
Meanwhile, since the storage containers 9 are stacked and the first distribution pipes 301 and the second distribution pipes 302 of the storage area 3 are disposed at positions corresponding to the installation positions of the pipe connection covers 906 of the first connection pipes 901 and the second connection pipes 902, the first distribution pipes 301 and the second distribution pipes 302 are also disposed at positions symmetrical about the center, so that the first connection pipes 901 and the second connection pipes 902 can be respectively communicated with the first distribution pipes 301 and the second distribution pipes 302 through the pipe connection covers 906.
When the installation is performed, the first connection pipe 901 and the second connection pipe 902 are liquid-sealed with the ends of the first distribution pipe 301 and the second distribution pipe 302 by the pipe connection cover 906, and the first connection pipe 901 and the second connection pipe 902 are respectively communicated with the first distribution pipe 301 and the second distribution pipe 302.
An auxiliary conduit 303 is provided between the inner cavity of the storage area 3 and the second distribution conduit 302, and the auxiliary conduit 303 is used for communicating the inner cavity of the storage area 3 and the second distribution conduit 302. The reservoir 3 is enabled to communicate with the second distribution pipe 302 through the accessory pipe 303; the auxiliary conduit 303, in cooperation with other devices and conduits, can supply gas to the storage area 3 or can exhaust gas from the storage area 3.
The auxiliary pipe 303 is provided with a valve 304, and the flow state of the air in the auxiliary pipe 303 is controlled by the valve 304. The flow of gas through the secondary conduit 303 is controlled by a valve 304 to regulate the flow of gas into and out of the interior of the storage region 3.
Example 5:
based on the above embodiment, one embodiment of the present invention is that the side wall of the storage area 3 is provided with a static pressure box 8, and the auxiliary conduit 303 is communicated with the inner cavity of the storage area 3 through the static pressure box 8.
The flow rate and the gas pressure of the gas flow are stabilized by the static pressure box 8, and the gas is ensured to stably enter and exit in the storage area 3.
Example 6:
in an embodiment of the present invention based on embodiment 1, a control valve 907 is provided in the connecting branch 903, and the flow state of the gas in the connecting branch 903 is controlled by the control valve 907.
The flow state of the gas flow in the connecting branch 903 is controlled by a control valve 907, so that the flow state of the gas flow in and out of the inner cavity of the storage container 9 is adjusted. By opening and closing the control valve 907 on the connection branch pipe 903 and adjusting whether the second connection pipe 902 on which the check valve 7 is installed is supply air or return air, it is possible to supply cold air and gaseous substances required for air conditioning into the inner cavity of the designated storage container 9. Example 7:
in an embodiment of the present invention based on embodiment 1, the side wall of the storage container 9 is provided with a static pressure box 8, and the connecting branch 903 is communicated with the inner cavity of the storage container 9 through the static pressure box 8.
The flow rate and the gas pressure of the gas flow are stabilized by the static pressure box 8, and the gas is ensured to stably enter and exit in the storage container 9. Example 8:
on the basis of embodiment 4, in an embodiment of the present invention, the distribution duct further includes a first main duct 11 and a second main duct 12, a head end of the first distribution duct 301 communicates with the first main duct 11, and a head end of the second distribution duct 302 communicates with the second main duct 12; the storage system further comprises an air supply device 13, an air return device 14 and a valve actuating device switching device 5, wherein the air supply device 13 and the air return device 14 are respectively communicated with the first main pipe 11 and the second main pipe 12 through the valve actuating device switching device 5.
Specifically, the head end of the first configuration pipeline 301 is communicated with the first main pipeline 11, the head end of the second configuration pipeline 302 is communicated with the second main pipeline 12, and the first main pipeline 11 and the second main pipeline 12 are respectively communicated with the gas distribution equipment switching device 5.
The air supply device 13 supplies air to the first main pipe 11 or the second main pipe 12 through the air distribution device switching device 5.
The air returning device 14 returns air to the second main pipeline 12 or the first main pipeline 11 through the air distribution device switching device 5.
The storage system also comprises a gas distribution device 15, wherein a gas outlet of the gas distribution device 15 is communicated with a blowing device 13, and a gas inlet of the gas distribution device 15 is communicated with a return air device 14; the air disposed in the air distribution device 15 is output through the air blowing device 13, and the air returning device 14 returns the air flowing through the storage unit to the air distribution device 15.
Specifically, the gas distribution device 15 may be an existing gas distribution device, and the gas generated by the gas distribution device 15 is output through the air supply device 13, and the air return device 14 returns the gas flowing through the storage unit to the gas distribution device 15 for treatment or evacuation.
Wherein, the gas output by the air supply device 13 is output to the first main pipe 11 through the gas distribution device switching device 5. At this time, the air returning device 14 is communicated with the second main pipeline 12 through the air distribution device switching device 5.
If necessary, the air supply device 13 is communicated with the second main pipeline 12 through adjustment of the air distribution device switching device 5, and at the moment, the air return device 14 is communicated with the first main pipeline 11 through the air distribution device switching device 5. So that the first main pipe 11 performs return air and the second main pipe 12 performs supply air.
It should be noted that the switching device 5 of the air distribution equipment may also be a switching device formed by combining a common valve and a pipeline, and the air supply and return functions of the first main pipeline 11 and the second main pipeline 12 are exchanged by adjusting the pipeline and the valve on the pipeline.
Example 9:
on the basis of embodiment 8, one embodiment of the present invention is that the air distribution equipment switching device 5 includes a four-way reversing valve 501, an air supply pipe 502 and a return air pipe 503 are arranged at an air distribution end of the four-way reversing valve 501, the air supply pipe 502 is communicated with an air supply equipment 13, the return air pipe 503 is communicated with a return air equipment 14, and external ends of the four-way reversing valve 501 are respectively connected to a first main pipe 11 and a second main pipe 12; the air distribution end of the four-way reversing valve 501 is communicated with the blast pipe 502 and the air return pipe 503, the external end of the four-way reversing valve 501 is communicated with the first main pipe 11 and the second main pipe 12, and the blast pipe 502 and the air return pipe 503 are communicated with the first main pipe 11 and the second main pipe 12 differently through the switching of the four-way reversing valve 501 to the pipelines.
When necessary, the switching device 5 of the air distribution equipment can adjust the corresponding relationship between the first main pipeline 11 and the second main pipeline 12 and the blast pipe 502 and the return air pipe 503, so that the blast pipe 502 is connected with the first main pipeline 11, the return air pipe 503 is connected with the second main pipeline 12, the blast pipe 502 is changed to be connected with the second main pipeline 12, and the return air pipe 503 is connected with the first main pipeline 11.
Example 10:
on the basis of embodiment 9, in an embodiment of the present invention, in the process of switching the communication state of the four-way reversing valve 501, the phenomenon that the pressure of the air supply equipment and the pressure of the air return equipment are abnormal and the air supply equipment and the air return equipment are damaged due to the air flow movement blockage of the air supply pipe 502 and the air return pipe 503 within a certain time period further occurs, the air distribution equipment switching device 5 further includes a stop valve 504, a regulating pipeline 505 is arranged between the air supply pipe 502 and the air return pipe 503, two ends of the regulating pipeline 505 are respectively communicated with the air supply pipe 502 and the air return pipe 503, and the stop valve 504 is installed on the regulating pipeline 505.
When the four-way selector valve 501 is not adjusting the line status, the shutoff valve 504 is normally closed. When a user needs to use the four-way reversing valve 501 to adjust the pipeline state, the stop valve 504 on the adjusting pipeline 505 needs to be opened first, so that the return air pipe 503 and the blast pipe 502 are communicated, and severe pressure difference fluctuation is avoided.
For the understanding of those skilled in the art, the two main pipelines 4 in this paragraph are named as pipe a and pipe B, respectively, so as to facilitate the description of the working process: when the air supply pipe 502 is communicated with the pipe A, the air return pipe 503 is communicated with the pipe B, air supply is formed through the pipe A, return air is formed through the pipe B, at the moment, the stop valve 504 is normally closed, and the equipment works normally. When the communication relation between the pipe A and the pipe B needs to be adjusted, the stop valve 504 is opened firstly, the return air pipe 503 is directly communicated with the blast pipe 502 to keep the air pressure of the pipeline stable, then the four-way reversing valve 501 is adjusted until the blast pipe 502 is communicated with the pipe B, the return air pipe 503 is communicated with the pipe A, the stop valve 504 is closed again, and the pipeline adjustment is completed. After the pipeline adjustment is completed, the pipe A is changed from air supply to air return, and the pipe B is changed from air return to air supply.
Example 11:
based on the above-described embodiments, one embodiment of the present invention is,
when it is desired to deliver gas to the storage area 3, the second connecting tube 902 of the storage container 9 at the top of the storage unit is set to a return air condition, i.e., a relatively low pressure condition, with the check valve 7 closed. The quick precooling or gas conditioning of the storage area 3 is achieved by opening the valve 304 on the auxiliary pipe 303 connected to the storage area 3, opening the control valve 907 on the connecting branch 903 of the storage container 9 above the storage area 3 and closing the control valve 907 on the connecting branch 903 of the other storage containers 9.
When it is desired to deliver gas to a certain storage container 9, the storage container that needs to be modified in atmosphere will be referred to herein as the a storage container for ease of understanding.
When the a storage container is at the top of the storage unit, the second connection 902 of the a storage container is set to supply air, the control valve 907 on the connection branch 903 of its a storage container is opened to return air, at this time, the control valves 907 on the connection branches 903 of the remaining storage containers are all in a closed state, and the valves 304 on the auxiliary pipes 303 are also in a closed state. At this time, the gas supplied from the second connection pipe 902 of the storage container a enters the inner cavity of the storage container a through the check valve 7, and the gas in the storage container a is discharged from the branch pipe 903 of the storage container a, thereby achieving quick precooling or gas conditioning of only the storage container a.
When there are other storage containers above the a storage container, in which the second connecting pipe 902 of the top storage container needs to be set to return air, the control valve 907 on the connecting branch 903 of the a storage container is opened, and the control valve 907 on the connecting branch 903 of the storage container adjacent to the a storage container above is opened, the control valves 907 on the connecting branches 903 of the other storage containers are all in a closed state, and the valves 304 on the auxiliary pipes 303 are also in a closed state. At this time, if the first connecting pipe 901 of the a storage container is blowing, the connecting branch pipe 903 of the a storage container delivers gas to the inner cavity of the a storage container, and the gas in the inner cavity of the a storage container is discharged through the connecting branch pipe 903 adjacent to the upper storage container, thereby realizing rapid precooling or gas conditioning of the a storage container. At this time, if the first connection pipe 901 of the a storage container is ventilated, gas is supplied into the inner cavity of the a storage container through the connection branch pipe 903 adjacent to the upper storage container, and the gas in the inner cavity of the a storage container is discharged through the connection branch pipe 903 of the a storage container, thereby achieving rapid precooling or atmosphere control of the a storage container.
Example 12:
based on the above-described embodiments, one embodiment of the present invention is,
the second connection pipe 902 is provided with a check valve 7 for one-way conduction when air returns, i.e. when the second connection pipe is in a relatively low-pressure state, the using principle is similar to the above principle, the direction of the air flow flowing through the check valve 7 is opposite, the adopted operation method is similar to the above embodiment, and details are not repeated.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (10)
1. A stack-type liquid-sealed combined controlled atmosphere storage system is characterized by comprising:
the air distribution device comprises a base (1), wherein an air distribution pipeline is arranged in the base (1); a storage container (9) is arranged beside the base (1), and a storage unit is formed by an inner cavity of the storage container (9); the upper end of the storage container (9) is opened, and a liquid tank (904) is arranged on the side wall of the storage container (9); the storage container (9) comprises a first connecting pipe (901) and a second connecting pipe (902), the tail ends of the first connecting pipe (901) and the second connecting pipe (902) are both vertical and provided with openings, the tail ends of the first connecting pipe (901) and the second connecting pipe (902) penetrate through the liquid tank (904), the heights of the opening at the upper end of the storage container (9), the opening at the tail end of the first connecting pipe (901) and the opening at the tail end of the second connecting pipe (902) are all larger than the liquid level height of the liquid tank (904), and the first connecting pipe (901) and the second connecting pipe (902) are used for being installed on the gas distribution pipeline to form a gas flow pipeline; a connecting branch pipe (903) is arranged on the side wall of the first connecting pipe (901), and the connecting branch pipe (903) is communicated with the first connecting pipe (901) and the inner cavity of the storage container (9);
the inner end opening of the check valve (7) is arranged on the end opening of the second connecting pipe (902);
the capping liquid sealing cover (4), the capping liquid sealing cover (4) is arranged above the storage container (9), the lower end of the capping liquid sealing cover (4) extends into the liquid tank (904), the capping liquid sealing cover (4) is used for opening the upper end of the liquid sealing storage container (9) and opening the outer end of the check valve (7), and an air passage is reserved between the opening of the upper end of the liquid sealing rear storage container (9) in the capping liquid sealing cover (4) and the opening of the outer end of the check valve (7);
the trachea liquid sealing cover (6), the trachea liquid sealing cover (6) is arranged on the end opening of the first connecting pipe (901) of the storage container (9), the lower end of the trachea liquid sealing cover (6) extends into the liquid groove (904), and the trachea liquid sealing cover (6) is used for the end opening of the first connecting pipe (901) of the liquid sealing storage container (9).
2. The system of claim 1, wherein the system comprises: the lower end of the storage container (9) is provided with a main body connecting cover (905), the head ends of the first connecting pipe (901) and the second connecting pipe (902) are provided with a pipeline connecting cover (906), the base (1) is provided with a liquid tank (2), the storage container (9) is arranged above the base (1), the main body connecting cover (905) and the pipeline connecting cover (906) of the storage container (9) above the base (1) stretch into the liquid tank (2), and the pipeline connecting covers (906) of the first connecting pipe (901) and the second connecting pipe (902) are used for liquid sealing and are communicated with a gas distribution pipeline.
3. The system of claim 2, wherein the stack-packed liquid-tight combined modified atmosphere storage system comprises: the number of the storage containers (9) is more than two, and the storage containers (9) are stacked mutually; the first connecting pipe (901) and the second connecting pipe (902) are arranged on the storage container (9) in a central symmetry manner; the upper storage container (9) is provided with a main body connecting cover (905) at the lower end of the upper storage container (9) after being rotated for 180 degrees, the shape of the main body connecting cover corresponds to the shape of the upper end opening of the lower storage container (9), and the upper storage container (9) is stacked on the upper surface of the lower storage container (9) after being rotated for 180 degrees so that the main body connecting cover (905) of the upper storage container (9) is in liquid seal with the upper end opening of the lower storage container (9); the inner end opening of the check valve (7) is arranged on the end opening of the second connecting pipe (902) of the storage container (9) at the top of the storage unit; the capping liquid sealing cover (4) is arranged on an upper end opening of the storage unit top storage container (9) and an outer end opening of a check valve (7) at the tail end of a second connecting pipe (902) of the storage unit top storage container (9), the lower end of the capping liquid sealing cover (4) extends into a liquid groove (904) of the storage unit top storage container (9), the capping liquid sealing cover (4) is used for liquid sealing the upper end opening of the storage unit top storage container (9) and an outer end opening of the check valve (7), and an air passage is reserved between the upper end opening of the storage unit top storage container (9) and the outer end opening of the check valve (7) after liquid sealing in the capping liquid sealing cover (4); the gas pipe liquid sealing cover (6) is arranged on the end opening of the first connecting pipe (901) of the storage container (9) on the top of the storage unit, the lower end of the gas pipe liquid sealing cover (6) extends into the liquid groove (904) of the storage container (9) on the top of the storage unit, and the gas pipe liquid sealing cover (6) is used for liquid sealing the end opening of the first connecting pipe (901) of the storage container (9) on the top of the storage unit.
4. The system of claim 2, wherein the stack-packed liquid-tight combined modified atmosphere storage system comprises: the storage unit also comprises more than one storage area (3), the storage area (3) is arranged in the base (1), the upper end of the storage area (3) is opened, and the shape of the opening at the upper end of the storage area (3) corresponds to the shape of a main body connecting cover (905) of the storage container (9); the gas distribution pipeline comprises a first configuration pipeline (301) and a second configuration pipeline (302), the storage area (3) is provided with the first configuration pipeline (301) and the second configuration pipeline (302), the tail ends of the first configuration pipeline (301) and the second configuration pipeline (302) are both vertical and provided with openings, the tail ends of the first configuration pipeline (301) and the second configuration pipeline (302) penetrate through the liquid tank (2), and the heights of the opening at the upper end of the storage area (3), the tail end opening of the first configuration pipeline (301) and the tail end opening of the second configuration pipeline (302) are all larger than the liquid level height of the liquid tank (2); a main body connecting cover (905) of the storage container (9) is in liquid seal with an opening at the upper end of the storage area (3), the positions of a first configuration pipeline (301) and a second configuration pipeline (302) of the storage area (3) correspond to the installation positions of pipeline connecting covers (906) of a first connecting pipe (901) and a second connecting pipe (902), and the first connecting pipe (901) and the second connecting pipe (902) are respectively in liquid seal through the pipeline connecting covers (906) and are communicated with the first configuration pipeline (301) and the second configuration pipeline (302); an auxiliary pipeline (303) is arranged between the inner cavity of the storage area (3) and the second configuration pipeline (302), the auxiliary pipeline (303) is used for communicating the inner cavity of the storage area (3) with the second configuration pipeline (302), a valve (304) is arranged on the auxiliary pipeline (303), and the valve (304) is used for controlling the air flow circulation state in the auxiliary pipeline (303).
5. The system of claim 4, wherein the stack-packed liquid-tight combined modified atmosphere storage system comprises: the side wall of the storage area (3) is provided with a static pressure box (8), and the auxiliary pipeline (303) is communicated with the inner cavity of the storage area (3) through the static pressure box (8).
6. The system of claim 1, wherein the system comprises: and a control valve (907) is arranged on the connecting branch pipe (903), and the control valve (907) is used for controlling the air flow circulation state in the connecting branch pipe (903).
7. The system of claim 1, wherein the system comprises: the side wall of the storage container (9) is provided with a static pressure box (8), and the connecting branch pipe (903) is communicated with the inner cavity of the storage container (9) through the static pressure box (8).
8. The system of claim 4, wherein the stack-packed liquid-tight combined modified atmosphere storage system comprises: the air distribution pipeline also comprises a first main pipeline (11) and a second main pipeline (12), the head end of the first configuration pipeline (301) is communicated with the first main pipeline (11), and the head end of the second configuration pipeline (302) is communicated with the second main pipeline (12); the storage system also comprises an air supply device (13), an air return device (14) and an air distribution device switching device (5); the air supply equipment (13) and the air return equipment (14) are respectively communicated with the first main pipeline (11) and the second main pipeline (12) through the air distribution equipment switching device (5);
the air supply equipment (13) supplies air to the first main pipeline (11) or the second main pipeline (12) through the air distribution equipment switching device (5);
the air return equipment (14) returns air to the second main pipeline (12) or the first main pipeline (11) through the air distribution equipment switching device (5);
the storage system also comprises a gas distribution device (15), a gas outlet of the gas distribution device (15) is communicated with the air supply device (13), and a gas inlet of the gas distribution device (15) is communicated with the air return device (14); the air distributed by the air distribution equipment (15) is output through the air supply equipment (13), and the air return equipment (14) returns the air flowing through the storage unit to the air distribution equipment (15).
9. The system of claim 8, wherein: the air distribution equipment switching device (5) comprises a four-way reversing valve (501), an air supply pipe (502) and an air return pipe (503) are arranged at an air distribution end of the four-way reversing valve (501), the air supply pipe (502) is communicated with air supply equipment (13), the air return pipe (503) is communicated with air return equipment (14), and an external end of the four-way reversing valve (501) is respectively connected into a first main pipeline (11) and a second main pipeline (12).
10. The system of claim 9, wherein: the gas distribution equipment switching device (5) further comprises a stop valve (504), an adjusting pipeline (505) is arranged between the air supply pipe (502) and the air return pipe (503), two ends of the adjusting pipeline (505) are respectively communicated with the air supply pipe (502) and the air return pipe (503), and the stop valve (504) is installed on the adjusting pipeline (505).
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