CN111121369A

CN111121369A - A kind of refrigerator

Info

Publication number: CN111121369A
Application number: CN201811323121.4A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-31
Filing date: 2018-10-31
Publication date: 2020-05-08

Abstract

The invention relates to a refrigerator, which prolongs the shelf life of food by more than five times compared with the common refrigerator and comprises a refrigerator shell, a refrigerator door, cold storage chambers and a high-low pressure pressing device, wherein the cold storage chambers of various refrigeration equipment of the refrigerator reduce the activity of bacteria microorganisms in a low-pressure low-oxygen environment, a low-pressure gas or fluid and a low-temperature environment, which are lower than the atmospheric environment pressure intensity, so that the aims of keeping food fresh and removing odor are fulfilled; or the cold storage chambers of various refrigeration equipment such as refrigerators are processed in a high-pressure and low-temperature environment with the pressure higher than the atmospheric environment pressure in a high-pressure permeation mode to pickle and keep food fresh; or the cold storage chamber of various refrigeration equipment such as the refrigerator adopts high-pressure, normal-pressure or normal-pressure and low-pressure environment air pressure cyclic change to discharge mould, peculiar smell bacteria or other harmful components, the high-pressure pickling can shorten the processing time, avoid the nutrient loss and prevent the food change from harming the health of people.

Description

A kind of refrigerator

The technical field is as follows:

the present invention relates to a refrigerator for a cleaning process of food.

Background art:

at present, a refrigerator is used for preserving food, but the food is not eaten in time and often deteriorates after being stored for a long time, even if the food is placed in the refrigerator, some bacteria are suitable for living at a low temperature only for a little longer than the normal temperature, or some bacteria can live at the normal temperature and can adapt to a low-temperature environment, so that the food deterioration can still cause people to suffer from diseases, and the life safety of people can be endangered sometimes.

The invention content is as follows:

the present invention has been made in view of the above problems, and it is an object of the present invention to provide a safe refrigerator which prevents food from being deteriorated by exhausting germs into the atmosphere by creating a low-pressure and low-temperature environment, depriving oxygen on which bacteria live, making bacteria not live due to oxygen deficiency at a low temperature, or sterilizing and disinfecting by introducing carbon dioxide sterilizing gas, and prevents odor from becoming smelly or having other unpleasant odors due to long-term use, thereby achieving the functions of protecting health and preventing diseases.

In order to achieve the purpose, the invention adopts the following technical scheme:

a refrigerator comprises a high-low pressure pressing device, a pressure-resistant outer shell of the refrigerator, a drying filter, a capillary tube, a refrigerating system, a refrigerator shell, a safety valve (limiting the highest air pressure and limiting the lowest air pressure), a pressure-resistant inner shell of the refrigerator, the high-low pressure pressing device, a pressure-resistant door of the refrigerator, a cold storage chamber and a freezing and refrigerating system,

the method is characterized in that: the cold storage chambers of various refrigeration equipment such as refrigerators reduce the activity of bacteria and microorganisms in a low-pressure low-oxygen environment, a low-pressure gas or fluid environment and a low-temperature environment which are lower than the atmospheric environment pressure, so that the aims of keeping food fresh and removing odor are fulfilled;

the refrigerator is provided with a high-pressure and low-pressure pressing device integrally or connected and integrally connected with various refrigeration equipment; the high-low pressure pressing device is integrally or connected and integrally provided with a pressurizing valve for manufacturing a space higher than the atmospheric environment pressure and a suction valve for manufacturing a space lower than the atmospheric environment pressure;

the high-low pressure pressing device is integrally or connected with and integrally provided with a pressure suction valve to exhaust gas in the cold storage chamber, so that a low-pressure cold storage chamber with the pressure lower than the pressure of the external atmospheric environment in the cold storage chamber is formed.

A refrigerator comprises a high-low pressure pressing device, a pressure-resistant outer shell of the refrigerator, a drying filter, a capillary tube, a refrigerating system, a refrigerator shell, a safety valve (for limiting the highest air pressure and the lowest air pressure), a pressure-resistant inner shell of the refrigerator, a pressure regulating valve, a pressure-resistant door of the refrigerator, a cold storage chamber and a freezing and refrigerating system,

the method is characterized in that: the cold storage chambers of various refrigeration equipment such as refrigerators are processed in a high-pressure and low-temperature environment in a high-pressure permeation mode, wherein the pressure of the cold storage chambers is higher than that of the atmospheric environment, and foods are pickled and preserved;

the pressurizing valve integrally arranged on the high-pressure and low-pressure pressing device or connected with the high-pressure and low-pressure pressing device and integrally arranged increases the gas in the cold storage chamber to form a high-pressure cold storage chamber with the gas pressure in the cold storage chamber higher than the external atmospheric environment.

A refrigerator comprises a refrigeration system, a refrigerator shell, a high-low pressure pressing device, a pressing rod, a pressing body, a pressing shell and a valve, wherein the valve comprises a pressure suction valve and a pressure valve,

the method is characterized in that: the cold storage chamber of the various refrigeration equipment such as the refrigerator adopts a low-air-pressure and normal-pressure and high-air-pressure cyclic change mode to process and preserve food and medicine under the low-temperature condition in a low-air-pressure and low-air-pressure mode of reducing the activity of bacteria and microorganisms in the environment with the air pressure lower than the atmospheric environment, low-air-pressure gas or fluid and low temperature and a high-air-pressure permeation mode with the air pressure higher than the atmospheric environment;

the cold storage chambers of various refrigeration equipment such as the refrigerator are integrally connected or connected and integrally connected with a high-pressure and low-pressure device;

the pressure-absorbing valve of the high-low pressure-making device is connected with the pipeline through the control valve and exhausts the gas in the cold storage chamber to form a space with the pressure in the cold storage chamber lower than the pressure in the external atmospheric environment; or a pressurizing valve is connected with the pipeline through a control valve to increase the gas in the cold storage chamber, so as to form a space with the gas pressure in the cold storage chamber higher than the external atmospheric environment;

the cold storage chamber of the refrigerator is used for processing and preserving food and medicine in a low-pressure and high-pressure cyclic change environment under a low-temperature condition.

Preferably, the high-low pressure pressing device of the refrigerator is integrally or connected and integrally provided with a pressing shell; a pressing body which reciprocates axially along the inner hole wall of the pressing shell is arranged on the inner side of the pressing shell; the pressing body is integrally or connected and integrally provided with a pressing rod in a movable fit manner; the other end of the pressure lever is integrally or connected and integrally arranged with the transmission device in a movable fit manner;

the pressing body axially reciprocates along the hole wall on the inner side of the pressing shell to form high air pressure in a space for the pressing body to compress the internal air when the maximum air in the pressing body and the bottom cover space of the pressing shell is generated; or when the minimum gas in the space between the pressing body in the pressing shell and the bottom cover of the pressing shell is minimum, the pressing body expands the space of the gas in the pressing shell to form low pressure;

the outer periphery of the bottom of the pressure shell of the high-pressure and low-pressure making device is integrally or connected and integrally provided with a pressurizing valve for manufacturing a space higher than the atmospheric environment pressure and a suction valve for manufacturing a space lower than the atmospheric environment pressure.

Preferably, the high-low pressure pressing device of the refrigerator is integrally or connected and integrally provided with two pressing shells which are opposite to each other in front and back;

the inner side of each pressing shell is provided with a pressing body which axially reciprocates along the inner hole wall of the pressing shell; each pressing body is integrally or connected and integrally provided with a pressing rod in a movable fit manner; the other ends of the two pressure-producing rods are integrally or connected and integrally arranged with the transmission device in a movable fit manner;

the outer periphery of the bottom of each pressure shell of the high-pressure and low-pressure device is integrally or connected and formed to be integrally provided with a pressurizing valve for producing air pressure higher than atmospheric environment and a suction valve for producing air pressure lower than atmospheric environment.

Preferably, the high-low pressure pressing device of the refrigerator is integrally or connected and integrally provided with at least two parallel pressing shells; each pressing shell is internally provided with a pressing body which is integrally or connected and integrally provided with a pressing body which axially reciprocates along the inner hole wall of the pressing shell; each pressing body is integrally or connected and integrally provided with a pressing rod in a movable fit manner; the other end of each pressure lever is integrally or connected and integrally arranged with the eccentric wheel in a movable fit manner; at least two eccentrics are integrally or coupled and formed to be integrally provided together and integrally or coupled and formed to be integrally provided together with a transmission;

the outer periphery of the bottom of each pressure shell of the high-pressure and low-pressure making device is integrally or connected and formed into a whole body, and a pressure adding valve for making the pressure higher than the atmospheric environment pressure and a pressure sucking valve for making the pressure lower than the atmospheric environment pressure are arranged on the pressure adding shell;

and the pressure suction valve and the pressure valve which are arranged on the pressure shell of the high-low pressure device are connected with the outside of the pressure shell.

Preferably, the high-low pressure device of the refrigerator is integrally or connected and integrally provided with a pressurizing valve for producing air pressure higher than atmospheric environment and a suction valve for producing air pressure lower than atmospheric environment;

the cavity of the pressure valve is integrally or connected and integrally provided with a pressure valve rotating body in a movable fit manner, and a check valve is arranged in the pressure valve rotating body; the pressure suction valve rotating body is integrally or connected and integrally arranged in a cavity of the pressure suction valve in a movable fit manner; a cavity of the pressure valve is integrally or connected and integrally provided with a pressure valve rotating body in a movable fit manner, and a check valve is arranged in the pressure valve rotating body; the pressurizing valve rotating body is integrally or connected and integrally arranged in a cavity of the pressurizing valve in a movable fit manner;

the rotating body is integrally or connected and integrally provided with a rotating handle through the top end, and the rotating handle is integrally or connected and integrally provided with a rotating device.

Preferably, the transmission device arranged on the high-pressure and low-pressure pressing device of the refrigerator is driven by a gear or a belt through a belt pulley, or a chain is driven by a chain wheel, or is driven by a gear or a shaft.

Preferably, the high-low pressure pressing device of the refrigerator is composed of a plurality of pressing shells;

each pressing shell is internally provided with a pressing body which is integrally or connected and integrally provided with a pressing body which axially reciprocates along the inner hole wall of the pressing shell; each pressing body is integrally or connected and integrally provided with a pressing rod in a movable fit manner; the at least two or more pressure-producing rods are integrated or coupled with the at least one motion device and are integrally arranged together in a movable fit manner; the moving device drives the pressing rod, and the pressing body is driven by the pressing rod to reciprocate in the pressing shell; the outer periphery of the bottom of the pressing shell is integrally or connected and integrally provided with a valve; each set of valves consists of at least one or more pressure suction valves or at least one or more pressurization valves;

the at least one or more pressure suction valves or the at least one or more pressurization valves are integrally or coupled and formed to be integrally coupled with the dish chamber through the pipe and the control valve.

Preferably, the pressure-absorbing valve and the pressure-applying valve, which are integrally or linked and integrally arranged at the outer periphery of the bottom of the pressure-applying housing of the high-low pressure-applying device of the refrigerator, are respectively driven by the rotating device to rotate the rotating handle, the rotating body which drives the pressure-absorbing valve and the pressure-applying valve by the rotation of the rotating handle is rotated and reversed to change the moving direction of the fluid passing through the pressure-absorbing valve and the pressure-applying valve, so that the switching of the high-pressure or low-pressure suction direction or output direction of the tableware chamber externally linked by the high-low pressure-applying.

Preferably, the high-low pressure device of the refrigerator forms a mutual conversion of the high-low pressure function and the low-high pressure function of the high-low pressure device through the rotation conversion of the valve rotating body.

Preferably, the high-low pressure pressing device of the refrigerator relates to a gear pump or a vane pump or a plunger pump; or the pressurizing valve and the suction pressure valve relate to a check valve or a plunger valve, or a butterfly valve or a gate valve.

Preferably, the pressing body reciprocates axially along the hole wall inside the pressing shell until the maximum gas in the pressing body inside the pressing shell and the space of the bottom cover of the pressing shell is formed by the space of the pressing body for compressing the gas inside the pressing shell to form high pressure; or when the minimum gas in the space between the pressing body inside the pressing shell and the pressing shell bottom cover is minimum, the pressing body expands the space of the gas inside to form low pressure.

Preferably, a positioning spring is arranged between the pressurizing valve rotating body and the check valve.

Preferably, the movement device comprises a power system and a transmission system; the power system comprises a motor or an engine; the transmission system comprises a gear transmission or a gearbox transmission or a belt pulley transmission.

Preferably, a pressing housing is integrally or coupled and formed on the high-low pressure pressing device of the refrigerator, and at least one pressure suction valve and at least one pressure valve are integrally or coupled and formed on the outer periphery of the bottom of the pressing housing; the pressure suction valve or the pressurizing valve of the pressurizing housing of the high-low pressure pressurizing device is integrally or coupled and formed to be integrally coupled with a plurality of cold storage chambers.

Preferably, the cold storage chambers of the refrigerator and various refrigeration equipment are provided with vibration devices capable of generating vibration; the vibration device can vibrate articles placed inside a cold storage chamber of the refrigeration equipment.

Preferably, the pipeline is provided with a three-way reversing valve, and the three-way reversing valve is matched with the pressure suction valve and the pressurization valve to adjust the direction of the air flow.

Preferably, the vibration device arranged on the cold storage chamber of the refrigerator and various refrigeration equipment relates to mechanical vibration or electronic vibration generated in a mechanical mode or electromagnetic vibration.

Preferably, the high-pressure and low-pressure pressing device is integrally or connected and integrally provided with a movement device, the movement device drives a speed change mechanism to drive an eccentric wheel to rotate through a motor, the eccentric wheel is integrally or connected and integrally arranged with a pressing rod in a movable fit manner, and the pressing rod is integrally or connected and integrally arranged with the pressing body in a movable fit manner to reciprocate in the pressing shell.

Preferably, the valve is a check valve, the pressure-suction valve is a directional inlet check valve, the pressure-suction valve is a directional outlet check valve, or a two-way check valve that changes the flow direction of the fluid by the rotation of a rotating body in a valve chamber.

Preferably, the refrigerator cold storage chamber has a space with low air pressure or high air pressure.

Preferably, a high-pressure anti-opening safety door is arranged on the refrigerator, and a high-pressure locking device is arranged on the refrigerator safety door; the high-pressure locking device is locked by an inner high-pressure ejection positioning pin and unlocked by pushing the positioning pin out by a spring under normal pressure.

Preferably, the refrigerator is provided with a microcomputer and a keyboard device.

Preferably, the safety valve of the refrigerator is provided with a device for ultra-safe high-pressure exhaust, ultra-safe low-pressure intake high-pressure limit and low-pressure limit.

Preferably, the pressure suction valve and the pressurization valve are integrally or coupled via a rotating means and formed integrally provided together in a movable fit manner.

Preferably, the refrigerator adopts a refrigeration system and a pressurizing device which are matched with each other to form a high-pressure freezing space to flavor the food.

Preferably, the cold storage chamber is provided with a spice bottle or a medicine bottle which is connected with the cold storage chamber in a positioning way through a valve and a pipeline.

Preferably, the outer periphery of the bottom of the pressing shell of the high-pressure and low-pressure pressing device is integrally arranged or the bottom of the pressing shell is provided with a sealing cover, and the bottom of the pressing shell or the bottom sealing cover is provided with a valve which comprises a pressure suction valve and a pressure adding valve.

Has the advantages that:

because the refrigerator adopts the high-low pressure device that the low-pressure removes flavor degerming is fresh-keeping and high-pressure adds flavor preservation to utilize the pressure suction valve of high-low pressure device to take out foul gas and germ mould to the atmosphere, be favorable to food fresh-keeping, the very trouble difficult problem of cold storage room washing of refrigeration plant such as refrigerator has both been solved, because low-pressure decomposition and gaseous form wash very conveniently, it is simultaneously very convenient to pickle food under the low temperature condition of high-pressure, can effectively reduce the poisonous and harmful chemical composition that slowly produces among the pickling process, effectively prevented to give people's health threat because of food is rotten.

Peculiar smell and germ and mould in the food can be rapidly removed under the low air pressure through the vibration treatment of the vibration device, and the pickling spice can rapidly permeate into the food through the vibration treatment of the vibration device under the high air pressure, so that the pickling time is shortened, and the toxic and harmful substances of nitrite generated in a large amount in the pickling process are reduced.

Description of the drawings:

the technical solution and advantages of the present invention will be described in detail with reference to the accompanying drawings, in which the arrows represent the gas flow direction, and the pressure-absorbing valve is distinguished from the safety valve, the pressure-absorbing valve is one-way outward flow, the pressure-adding valve is one-way inward flow, and the safety valve is two-way flow:

fig. 1 is a schematic view of a refrigerator according to a first embodiment of the present invention.

Fig. 2 is a schematic view of a refrigerator according to a second embodiment of the present invention.

Fig. 3 is a schematic view of a refrigerator according to a third embodiment of the present invention.

Fig. 4 to 6 are schematic views of high and low pressure pressing devices provided in the refrigerator according to the first to third embodiments of the present invention.

The specific implementation mode is as follows:

the following will describe in detail an embodiment of processing food and medicine by a low-pressure, normal-pressure or high-pressure cycle change of a refrigerator provided with a high-low pressure pressing device according to the present invention with reference to the accompanying drawings.

The invention can be combined in different ways on the basis of the embodiment, and the invention is a treatment that the high-low pressure device performs cleaning and sterilization in a cyclic change mode of low pressure lower than atmospheric environmental pressure and high pressure at normal pressure or higher than atmospheric environmental pressure under the condition of low temperature, removes parasites, prolongs the fresh-keeping at low oxygen and low pressure, eliminates the smell in a cold storage chamber, and quickly adds flavor to and souses foods at low temperature and high pressure.

Embodiment 1:

as shown in fig. 1 and fig. 4-6, a refrigerator according to a first embodiment of the present invention is a refrigerator, which can make a low-pressure environment in a cold storage chamber of a refrigeration device at a low temperature to discharge peculiar smell of food or medicine, and bacteria can prolong the shelf life of the food or medicine in a manner that the low-pressure environment hinders the survival of microorganisms and the normal-pressure circulation is adopted to freeze the food, and a high-pressure and low-pressure compression device 1 is added to the refrigeration device of the present invention, so that the refrigerator is energy-saving, environment-friendly and pollution-free, wherein fig. 4 is the high-pressure and low-pressure compression device 1 provided with one compression housing 6, and fig. 5-6 are the high-pressure and low-pressure compression device 1 provided with two compression housings 6; the present embodiment 1 will be described below with reference to fig. 1, 4 to 6;

the refrigerator comprises a pressure-resistant outer shell 27, a drying filter 28, a capillary tube 29, a refrigerating system 30, a refrigerator shell 31, a safety valve 32 (for limiting the highest air pressure and the lowest air pressure), a refrigerator pressure-resistant inner shell 33, a refrigerator low-air-pressure-resistant upper door 35, a freezing chamber or a refrigerating chamber, namely a cold storage chamber, a freezing refrigerating system 30, a refrigerator low-air-pressure-resistant middle door 36 and a refrigerator pressure-resistant door, wherein the refrigerator is provided with a high-pressure and low-pressure device 1 which comprises a high-pressure and low-pressure device 1, a moving device 4, a pressure-making rod, a pressure-making body, a pressure-making shell and a valve, the valve comprises a suction pressure valve and a pressure-making valve, and the high-pressure and low-pressure,

the cold storage chambers of various refrigeration equipment such as refrigerators reduce the activity of bacteria and microorganisms in a low-pressure low-oxygen environment, a low-pressure gas or fluid environment and a low-temperature environment which are lower than the atmospheric environment pressure, so that the aims of keeping food fresh and removing odor are fulfilled;

the refrigerator is provided with a high-pressure and low-pressure compression device 1 integrally or connected and integrally connected with various refrigeration equipment; the high-low pressure device 1 is integrally or connected and integrally provided with a pressurizing valve for producing air pressure higher than atmospheric environment and a suction valve for producing air pressure lower than atmospheric environment;

the high-low pressure pressing device 1 is integrally or connected with and integrally provided with a pressure suction valve to exhaust gas in the cold storage chamber, so that a low-pressure cold storage chamber with the pressure lower than the pressure of the external atmospheric environment in the cold storage chamber is formed.

The high-low pressure pressing device 1 is integrally or connected and integrally provided with a pressing shell 6; a pressing body 7 which axially reciprocates along the inner hole wall of the pressing shell 6 is arranged on the inner side of the pressing shell 6; the pressing body 7 is integrally or connected through a pressing body shaft 18 and integrally provided with a pressing rod 2 in a movable fit manner; the other end of the pressure lever 2 is integrally or connected and integrally arranged with the transmission device 4 in a movable fit manner;

the pressing body 7 axially reciprocates along the hole wall on the inner side of the pressing shell 6 to form high air pressure in a space for the pressing body 7 to compress the internal air when the maximum air in the pressing body 7 and the bottom cover space of the pressing shell 6 is generated in the pressing shell 6; or when the minimum gas in the space between the pressing body 7 in the pressing shell 6 and the bottom cover of the pressing shell 6 is minimum, the pressing body 7 expands the space of the internal gas to form low pressure; the pressing body 7 is provided with a sealing ring 8;

the outer periphery of the bottom of the pressure housing 6 of the high-low pressure device 1 is integrally or connected and formed with a pressurizing valve 15 for producing pressure higher than atmospheric environment and a suction valve 11 for producing pressure lower than atmospheric environment.

The high-low pressure device 1 is integrally or connected and integrally provided with a pressurizing valve 15 for producing air pressure higher than atmospheric environment and a suction valve 11 for producing air pressure lower than atmospheric environment;

a cavity body 10 of the pressure suction valve 11 is integrally or connected and integrally provided with a pressure suction valve rotating body 9 in a movable fit manner, and a check valve 13 is arranged in the pressure suction valve rotating body 9; the suction pressure valve rotating body 9 is integrally or connected and integrally arranged in a cavity 10 of a suction pressure valve 11 in a movable fit manner; a pressurizing valve rotating body 17 is integrally or connected and integrally arranged in the pressurizing valve cavity 16 in a movable fit mode, a check valve 13 is arranged in the pressurizing valve rotating body 17, and a valve shaft 12 is arranged on the check valve 13; a spring 14 is arranged between the check valve 13 and the suction pressure valve rotating body 9; a spring is arranged between the check valve and the pressurizing valve rotating body 17; the pressurizing valve rotating body 17 is integrally or connected and integrally arranged in the pressurizing valve cavity 16 in a movable fit mode;

A positioning spring is arranged on the check valve 13 arranged in the pressurizing valve rotating body 17.

The high-low pressure device 1 forms the mutual conversion of the high-pressure function or the low-pressure function of the high-low pressure device 1 through the rotation conversion of the valve rotating body.

The rotating device 22 arranged on the suction valve rotating handle 23 of the high-low pressure pressing device 1 and the rotating device 21 arranged on the pressurizing valve rotating handle 25 are integrally or connected and integrally arranged together through a transmission device 24.

The transmission device 24 is composed of a gear transmission or a belt-pulley transmission, or a chain-sprocket transmission, or a gear transmission, or a shaft transmission, and the embodiment of the invention takes a pulley and a transmission belt as an example.

The high-low pressure pressing device 1 is integrally or connected and integrally provided with a movement device, the movement device is driven by a motor 5 or an engine to drive a speed change mechanism or a belt pulley or a chain wheel to drive an eccentric wheel 3 to rotate, the eccentric wheel 3 and a pressing rod 2 are integrally or connected and integrally arranged in a movable fit manner through a connecting rod shaft 20, and a pressing body 7 and the pressing rod 2 are integrally or connected and integrally arranged in a movable fit manner to reciprocate in a pressing shell 6.

The bottom of the pressing shell 6 of the high-low pressure pressing device 1 is integrally sealed or a sealing cover is arranged at the bottom of the pressing shell, a valve is arranged at the bottom of the pressing shell 6 or on the sealing cover 27, namely the outer periphery of the bottom of the pressing shell 6, and the valve comprises a pressure suction valve 11 and a pressure adding valve 15;

the rotation means of the pressure suction valve 11 and the rotation means of the pressurizing valve 15 may be integrally or coupled via a transmission means and formed integrally provided together in a movable fit manner; the transmission device of the pressure suction valve 11 or the pressure valve 15 is driven by a power device to rotate; the power device comprises a motor or an engine or a transmission from other power systems.

The high-low pressure compression device 1 relates to a gear pump or a vane pump or a plunger pump; or the pressure-increasing valve 15 and the pressure-absorbing valve 11 are check valves or plunger valves, or butterfly valves or gate valves.

The valves, i.e., the check valve, the suction pressure valve 11 is a directional intake check valve, the pressurizing valve 15 is a directional exhaust check valve, or a two-way check valve that changes the flow direction of fluid by the rotation of a rotary body in a valve chamber.

The outer periphery of the bottom of the pressure shell 6 of the high-low pressure device 1 is integrally or connected and integrally provided with a pressure valve 11 and a pressure valve 15, the pressure valve 11 and the pressure valve 15 are integrally or connected and integrally arranged together through a transmission device 4 by a rotating device, the rotating device of the pressure valve 11 and the pressure valve 15 drives a rotating handle, the rotating body of the pressure valve 11 and the pressure valve 15 is driven by the rotation of the rotating handle to rotate and change the moving direction of fluid in the pressure shell 6 and the outlet of the high-low pressure device 1, and the high-low pressure device 1 is used for switching the high-pressure or low-pressure suction or output direction of a working pressure chamber which is externally connected.

The high-low pressure pressing device 1 is integrally or connected and integrally provided with a plurality of pressing shells 6; each pressing shell 6 is internally provided with a pressing body 7 which is integrally or connected and formed into a whole and reciprocates along the axial direction of the inner hole wall of the pressing shell 6; each pressing body 7 is integrally or connected and integrally provided with one pressing rod 2 in a movable fit manner through a pressing body shaft 18; each pressure lever 2 is integrally or connected and formed with one eccentric wheel 3 in a movable fit mode or each eccentric wheel 3 is integrally or connected and formed with two pressure levers 2 in a movable fit mode; at least two eccentrics 3 are integrally or coupled and integrally arranged together via a transmission shaft 19 and with the transmission 4;

or the bottom outer periphery of the suppressing housing 6 is integrally or coupled and formed to be integrally provided with at least one or more pressurizing valves 15 and at least one or more pressure-absorbing valves 11; the pressurizing valve 15 or the suction valve 11 of the pressurizing housing 6 of the high-low pressure pressurizing device 1 is integrally or coupled via a control valve and a pipe 26 and formed as a space in which a plurality of external apparatuses are integrally coupled.

The bottom outer periphery of the pressure housing 6 is integrally or coupled and formed to be integrally provided with at least one or more pressure suction valves 11, the pressure suction valves 11 of the pressure housing 6 of the high-low pressure device 1 are integrally or coupled and formed to be integrally coupled with space chambers in which a plurality of external apparatuses are disposed through control valves and pipes 26, and a plurality of externally coupled low-pressure spaces are formed and manufactured;

or the bottom outer periphery of the press housing 6 is integrally or coupled and formed integrally with at least one or more pressurization valves 15; the pressurizing valve 15 control valve of the pressurizing housing 6 of the high-low pressure pressurizing device 1 and the pipe 26 are integrally or coupled and formed to integrally couple the space chambers in which a plurality of external devices are disposed, and a plurality of externally coupled high-pressure spaces are formed and manufactured.

The high-low pressure pressing device 1 is integrally or connected by a moving device and integrally provided with a pressing rod 2 in a movable fit manner, and the pressing rod 2 is integrally connected with a pressing body 7 in a movable fit manner;

the pressing body 7 reciprocates in the pressing shell 6 to form the pressing body 7 in the pressing shell 6, the pressing body 7 is far away from the bottom end of the pressing shell 6 at the top end, the space in the pressing shell 6 is enlarged, and the space occupied by the gas in the pressing shell 6 is enlarged to form low pressure;

or the pressing body 7 reciprocates in the pressing shell 6 to form the bottom end of the pressing shell 6 close to the pressing shell 6 in the pressing shell 6, the space in the pressing shell 6 is reduced, and the gas in the pressing shell 6 is compressed at the limit to form high pressure;

the directional movement of the airflow is formed in a mode that the space in the pressing shell 6 is enlarged to form low air pressure or the space is reduced to form high air pressure;

the high-low pressure device 1 with high pressure is formed by the suction pressure valve 11 at the air inlet end integrally connected with the external atmosphere environment, and the pressurizing valve 15 at the air outlet end integrally or connected and formed into an integrally connected working air pressure chamber;

or the pressurizing valve 15 at the exhaust end is connected with the external atmosphere, and the suction valve 11 at the intake end is integrally connected or connected and formed to be integrally connected with the high-low pressure device 1 with the working air pressure chamber to form low air pressure.

Or a three-way reversing valve (not shown) is arranged on the pipeline, and the three-way reversing valve is matched with the suction pressure valve 11 and the pressurizing valve 15 to adjust the direction of the airflow.

The motion device comprises a power system comprising an electric motor or an engine.

High-low pressure system pressure device 1, pass through the telecontrol equipment including high-low pressure system pressure device 1, system pressure pole, system pressure body 7, system pressure casing 6, the valve is constituteed, the valve includes that 11 forcing valves 15 of pressure-absorbing valve form the high atmospheric pressure or the conversion of low atmospheric pressure of the work atmospheric pressure room of high-low pressure system pressure device 1 hookup through changing 11 or 15 directions of forcing valves, 11 or 15 one end hookups refrigerators of pressure-absorbing valve or forcing valves of high-low pressure system pressure device 1, the other end hookups outside atmosphere space.

The high-low pressure pressing device 1 consists of a plurality of pressing shells 6;

each pressing shell 6 is internally provided with a pressing body 7 which is integrally or connected and formed into a whole and reciprocates along the axial direction of the inner hole wall of the pressing shell 6; each pressing body 7 is integrally or connected and integrally provided with one pressing rod 2 in a movable fit manner through a pressing body shaft 18; the at least two or more pressure-producing bars 2 are integral or coupled with at least one movement device and are integrally arranged together in a movable fit manner;

the moving device drives the pressing rod 2, and the pressing body 7 is driven by the pressing rod 2 to reciprocate in the pressing shell 6; the bottom outer periphery of the suppressing shell 6 is integrally or connected and integrally provided with a valve;

each set of valves consists of at least one or more pressure suction valves 11 and at least one or more pressure adding valves 15;

the at least a plurality of co-directional gas flow direction valves are integrally or coupled and formed to be integrally coupled with the working air pressure chamber.

Because the high-low pressure making device 1 passes through the moving device, the making rod 2, the making body 7, the making shell 6 and the valve composition, the valve comprises the high-efficiency high-speed high-low pressure making device which is formed by the pressure valve 11 and the pressure valve 15 and can quickly pump and discharge gas or pressurized gas, the high-low pressure making device 1 has simple structure, light weight, low power consumption, high efficiency and large high-low pressure difference, effectively and quickly makes high pressure or low pressure of a working pressure chamber, has wide application, and utilizes the pressure reduction effect to pump and discharge dirty gas and germ and mould into the atmosphere, is beneficial to food preservation, not only solves the difficult problem that a refrigerator cold storage chamber is troublesome to clean or the problem of clothes treatment, but also can quickly pickle food under high pressure, effectively reduce toxic and harmful chemical components slowly generated in the pickling process, effectively prevents the threat to the health of people caused by food deterioration, utilizes low pressure to recover or pump and discharge, the high-pressure infiltration or dissolution effect can develop a plurality of household electrical appliances or various experimental devices and other devices needing high-pressure or low-pressure environment.

Embodiment 2:

as shown in fig. 2, a high-low pressure pressing device 1 of a first embodiment of the present invention, the present invention adopts a mode of forming high-pressure and normal-pressure circulation freezing treatment food under low temperature condition in a cold storage chamber of a refrigerator-like refrigerating device in order to manufacture high-pressure environment, the present invention adds the high-low pressure pressing device 1 to the refrigerating equipment, wherein fig. 4 is the high-low pressure pressing device 1 provided with one pressing shell 6, and fig. 5-6 are the high-low pressure pressing device 1 provided with two pressing shells 6; this embodiment 2 will be described below with reference to fig. 1 to 2, and fig. 4 to 6;

the refrigerator of the invention comprises a pressure-resistant outer shell 27, a drying filter 28, a capillary tube 29, a refrigerating system 30, a refrigerator shell 31, a safety valve 32 (limiting the highest air pressure and limiting the lowest air pressure), a refrigerator pressure-resistant inner shell 33, a refrigerator low-air pressure-resistant upper door 9, a freezing chamber or a refrigerating chamber, namely a cold storage chamber, a freezing refrigerating system 30, a refrigerator high-air pressure-resistant lower door 13, a refrigerator pressure-resistant door, a high-low pressure device 1, a high-low pressure device 1, a moving device, a pressure rod 2, a pressure body 7, a pressure shell 6 and a valve, wherein the valve comprises a pressure suction valve 11 and a pressure valve 15, the high-low pressure device 1 is used for manufacturing all devices adopting high-air pressure space or low-air pressure,

the two presser housings 6 of the second embodiment are integrally or coupled and formed as an integrally juxtaposed solution:

the cold storage chambers of various refrigeration equipment such as refrigerators are processed in a high-pressure and low-temperature environment in a high-pressure permeation mode, wherein the pressure of the cold storage chambers is higher than that of the atmospheric environment, and foods are pickled and preserved;

the refrigerator is provided with a high-pressure and low-pressure compression device 1 integrally or connected and integrally connected with various refrigeration equipment; the high-low pressure device 1 is integrally or connected and integrally provided with a pressurizing valve for producing air pressure higher than atmospheric environment and a pressurizing valve 15 for producing air pressure lower than atmospheric environment;

the pressurizing valve 15 integrally or connected and integrally arranged on the high-low pressure pressing device 1 increases the gas in the cold storage chamber to form a high-pressure cold storage chamber with the pressure in the cold storage chamber higher than the pressure in the external atmospheric environment.

The refrigerator is provided with a high-pressure anti-opening safety door, the safety door is provided with a manual safety valve 32, and the refrigerator safety door is provided with a high-pressure locking device 21;

the high-pressure locking device is locked by an inner high-pressure ejection positioning pin and unlocked by pushing the positioning pin out by a spring under normal pressure.

The high-low pressure pressing device 1 is integrally or connected and integrally provided with at least two pressing shells 6 which are parallel; each pressing shell 6 is internally provided with a pressing body 7 which is integrally or connected and formed into a whole and reciprocates along the axial direction of the inner hole wall of the pressing shell 6; each pressing body 7 is integrally or connected and integrally provided with one pressing rod 2 in a movable fit manner through a pressing body shaft 18; the other end of each pressure lever 2 is integrally or connected and integrally arranged with the eccentric wheel 3 in a movable fit manner; at least two eccentrics 3 are integrally or coupled and formed integrally provided together and integrally or coupled and formed integrally provided together with a transmission 4;

the pressing body 7 axially reciprocates along the hole wall on the inner side of the pressing shell 6 to form high air pressure in a space for the pressing body 7 to compress the internal air when the maximum air in the pressing body 7 and the bottom cover space of the pressing shell 6 is generated in the pressing shell 6; or when the minimum gas in the space between the pressing body 7 in the pressing shell 6 and the bottom cover of the pressing shell 6 is minimum, the pressing body 7 expands the space of the internal gas to form low pressure;

the bottom outer periphery of each pressure shell 6 of the high-low pressure device 1 is integrally or connected and formed to be integrally provided with a pressure adding valve 15 for making the pressure higher than the atmospheric environment pressure and a pressure absorbing valve 11 for making the pressure lower than the atmospheric environment pressure;

the pressure suction valve 11 and the pressure adding valve 15 which are arranged on the pressure shell 6 of the high-low pressure device 1 are connected with the outside of the pressure shell 6.

Or the refrigerator is provided with a low-pressure cold storage chamber which is combined with a high-pressure cold storage chamber.

The two press housings 6 of the second embodiment are integrally or coupled and formed as an integrally front-to-back oppositely disposed solution:

the high-low pressure pressing device 1 is integrally or connected and integrally provided with two pressing shells 6 which are opposite in front and back;

the inner side of each pressing shell 6 is provided with a pressing body 7 which axially reciprocates along the inner hole wall of the pressing shell 6; each pressing body 7 is integrally or connected and integrally provided with one pressing rod 2 in a movable fit manner through a pressing body shaft 18; the other ends of the two pressure-producing rods 2 are integrally or connected and integrally arranged with the transmission device 4 in a movable fit manner;

the bottom outer periphery of each of the pressurizing housings 6 of the high-low pressure pressurizing device 1 is integrally or coupled and formed to be integrally provided with a pressurizing valve 15 for making a pressure higher than atmospheric ambient pressure and a suction valve 11 for making a pressure lower than atmospheric ambient pressure.

The pressurizing valves 15 of the two pressing housings 6 are integrally or connected and integrally arranged together through the pipeline 26 and the valves;

the suction valves 11 of the two pressure shells 6 are integrally or connected and integrally arranged together through a pipeline 26 and a valve;

the two or more press housings 6 may be integrally formed or coupled and formed to be integrally disposed together to form a continuous lower or a continuous higher pressure.

The refrigerator is provided with a safety valve 32, and the safety valve 32 regulates the high and low air pressure safety of the cold storage chamber through an exhaust port.

When the food is refrigerated or frozen, firstly, the high-low pressure device 1 pumps out the polluted gas and discharges the polluted gas to the external atmosphere, the valve of the high-low pressure device 1 is automatically closed and then the cold storage chamber is in a low-pressure or vacuum state, the safety valve 32 levels the internal air pressure and the external air pressure, and the refrigerator finishes the purification treatment.

When the food is quickly pickled, the food is prepared and put into a cold storage chamber, the high-low pressure device 1 pumps out the polluted gas in the cold storage chamber and discharges the polluted gas into the external atmosphere, the valve of the high-low pressure device 1 is automatically closed and then the cold storage chamber is in a low-pressure or vacuum state, the safety valve 32 levels the internal air pressure and the external air pressure, the cold storage chamber is pressurized by the high-low pressure device 1, the internal air pressure and the external air pressure are leveled by the safety valve 32 after pressure maintaining and timing, the pickled food can be taken out, and the food can be prevented from deteriorating and nutrient loss can be avoided by quickly pickling or seasoning at low temperature.

The refrigerator is additionally provided with a technical scheme of a refrigerator in a high-low pressure cycle changing environment, wherein the refrigerator is used for deodorizing and refreshing by manufacturing low air pressure by using a high-low pressure device 1 and a safety valve 32 on the basis of a refrigerating system 30, and flavoring and refreshing by manufacturing high air pressure by using the high-low pressure device 1;

the refrigerator exhausts gas from the interior of the refrigerator through an exhaust port, a high-low pressure device 1, a pressure suction valve and a pipeline; the refrigerator increases the gas pressure inside the refrigerator through a high-low pressure pressing device 1, a pressurizing valve and a pipeline;

the refrigerator is provided with a safety valve 32, and the safety valve 32 regulates the high and low air pressure safety of a freezing chamber or a storage chamber of the cold storage chamber through an air outlet.

Because two high-low pressure making devices 1 are combined or integrated and connected through a pipeline to form continuous high-pressure or low-pressure efficient manufacturing, the high-efficiency high-speed high-low pressure manufacturing device which quickly pumps and exhausts gas or pressurized gas is formed by a moving device 4, a pressure making rod 2, a pressure making body 7, a pressure making shell 6 and a valve, wherein the valve comprises a pressure suction valve 11 and a pressure valve 15, the high-efficiency high-speed high-low pressure manufacturing device has the advantages of simple structure, light weight, low power consumption, high efficiency and large high-low pressure difference, effectively and quickly manufactures the high pressure or low pressure of a working pressure chamber, has wide application, utilizes the pressure reducing effect to pump and exhaust foul gas and germ and mould into the atmosphere, is favorable for food preservation, not only solves the difficult problem that a cold storage chamber of a refrigerator is troublesome to clean or the difficult problem of clothes treatment, but also can effectively reduce toxic and harmful chemical components slowly generated in the curing process when curing food under the high, effectively prevents the threat to the health of people caused by food deterioration, and can develop a plurality of household electrical appliances or various experimental devices and other devices needing high air pressure or low air pressure environment by utilizing the effects of low air pressure recovery or pumping drainage and high air pressure permeation or dissolution.

Embodiment 3:

as shown in fig. 3, a high-low pressure pressing device 1 of a first embodiment of the present invention, the present invention adopts a mode of producing low-pressure, normal-pressure and high-pressure environment circulation freezing treatment food in a cold storage chamber under low temperature condition, and the present invention adds the high-low pressure pressing device 1 to a refrigeration equipment on the basis of the first to second embodiments, wherein fig. 4 is the high-low pressure pressing device 1 provided with one pressing shell 6, fig. 5, fig. 6 is the high-low pressure pressing device 1 provided with two pressing shells 6; a high-low pressure pressing device 1 provided in a refrigeration apparatus according to embodiment 3 and composed of a plurality of pressing housings 6 will be described below with reference to fig. 1 to 3, and fig. 4 to 6;

the high-low pressure pressing device 1 is integrally or connected and integrally provided with a plurality of pressing shells 6; each pressing shell 6 is internally provided with a pressing body 7 which is integrally or connected and formed into a whole and reciprocates along the axial direction of the inner hole wall of the pressing shell 6; each pressing body 7 is integrally or connected and integrally provided with one pressing rod 2 in a movable fit manner through a pressing body shaft 18; each pressure lever 2 is integrally or connected and formed with one eccentric wheel 3 in a movable fit mode or each eccentric wheel 3 is integrally or connected and formed with two pressure levers 2 in a movable fit mode; at least two eccentrics 3 are integrally or coupled and formed integrally provided together and integrally or coupled and formed integrally provided together with a transmission 4;

or the bottom outer periphery of the suppressing housing 6 is integrally or coupled and formed to be integrally provided with at least one or more pressurizing valves 15 and at least one or more pressure-absorbing valves 11; the pressurizing valve 15 of the pressurizing housing 6 of the high-low pressure pressurizing device 1 is integrally or coupled via a control valve and a pipe 26 and formed as a space in which a plurality of external apparatuses are integrally coupled.

The high-low pressure pressing device 1 is integrally or connected and integrally provided with a pressing shell 6; a pressing body 7 which axially reciprocates along the inner hole wall of the pressing shell 6 is arranged on the inner side of the pressing shell 6; the pressing body 7 is integrally or connected and integrally provided with a pressing rod 2 in a movable fit manner; the compression rod 2 is integrally or connected and integrally provided with an eccentric wheel 3 in a movable fit manner; the eccentric wheel 3 is integrally or connected and integrally arranged together and is matched with the moving device to drive the compression rod 2 and the compression body 7 to axially reciprocate along the inner hole wall of the compression shell 6;

the bottom outer periphery of the pressure making shell 6 is integrally or connected and formed with a pressure adding valve 15 making the pressure higher than the atmospheric environment and a pressure absorbing valve 11 making the pressure lower than the atmospheric environment;

the pressing body 7 axially reciprocates along the hole wall on the inner side of the pressing shell 6 to form high air pressure for compressing the inner space by the pressing body 7 when the gas is at most in the pressing shell 6; the pressing body 7 axially reciprocates along the hole wall on the inner side of the pressing shell 6 to form low air pressure for expanding the inner space of the pressing body 7 when the air is at least in the pressing shell 6;

the outer periphery of the bottom end of the pressure casing 6 is integrally or connected and integrally provided with a pressure suction valve 11 or a pressure valve 15, a control valve and a pipeline 26 which are respectively connected with a space chamber of equipment outside the pressure casing 6;

the pressure suction valve 11 and the pressure adding valve 15 are respectively connected with a space chamber of equipment outside the pressure making shell 6 through a control valve and a pipeline 26 to form high pressure, normal pressure and low pressure cyclic change.

The pressing body 7 reciprocates axially along the hole wall at the inner side of the pressing shell 6 to form high air pressure for performing ultimate compression when the internal air space is extremely large or low air pressure for performing ultimate expansion when the air space is extremely small; the outer periphery of the bottom end of the pressure casing 6 is integrally or connected and integrally provided with a pressure suction valve 11 or a pressure valve 15, a control valve and a pipeline 26 which are respectively connected with a space chamber of equipment outside the pressure casing 6;

the pressure suction valve 11 and the pressure valve 15 are respectively connected with the equipment space outside the pressure shell 6 through a control valve and a pipeline 26 to form high air pressure, normal pressure and low air pressure cyclic change.

The high and low pressure pressing device 1 is integrally or coupled and formed to be integrally provided with a plurality of pressing housings 6, the bottom outer periphery of the pressing housings 6 is integrally or coupled and formed to be integrally provided with at least one or more pressurizing valves 15 and at least one or more pressure suction valves 11, the pressure suction valves 11 of the pressing housings 6 of the high and low pressure pressing device 1 are integrally or coupled and formed to be integrally coupled with space chambers provided with a plurality of external devices through control valves and pipes 26, forming and manufacturing a plurality of externally coupled low pressure spaces;

The high-low pressure device 1 forms the conversion of the high-pressure function or the low-pressure function of the high-low pressure device 1 through the rotation conversion of the valve in the rotating body;

the high-low pressure device 1 is formed by integrally connecting a suction valve 11 at the air inlet end with a working air pressure chamber to form low air pressure, and a pressurizing valve 15 at the air outlet end is integrally or integrally connected with the working air pressure chamber to form high air pressure;

the plurality of pressure suction valves 11 or pressure applying valves 15 provided on the outer periphery of the bottom of the pressure housing 6 are connected to a space chamber of an external device through a pipe 26 and a control valve to form and manufacture a plurality of externally connected low pressure spaces or high pressure spaces.

The pressure suction valve 11 and the pressure valve 15 of the high-low pressure making device 1 are connected by a rotary connecting device and rotate at the same time, the rotary device drives one of the rotary handles to rotate to change the movement direction of the air flow by the rotation of the valve, the pressure suction valve 11 can be converted into the pressure valve 15, the pressure valve 15 can be converted into the pressure suction valve 11, and the function conversion of the high-low pressure making device 1 which is converted into the high-pressure working condition under the low-pressure working condition of the working pressure chamber which is integrally connected or connected and integrally connected is formed.

The vibrating plate may be arranged in a net shape or a fence shape or a basket shape or a cylinder shape or a box shape, which will not be described in detail herein.

The refrigerator door is provided with a pressure regulating valve, the pressure regulating valve can regulate the air pressure of the cold storage chamber to be level with the external air pressure through manual pressing, an air pressure locking device automatically opens a refrigerator door air pressure lock, the refrigerator door air pressure lock locks the refrigerator door when the air pressure of the cold storage chamber is lower than or higher than the normal air pressure, and the air pressure lock locks the refrigerator door through the internal high air pressure and low air pressure; the door is locked by pressing out the locking pin by high pressure or sucking in the locking pin by low pressure.

According to the structure, because the cold storage chamber is arranged in the pressure-resistant shell 27 of the refrigerator, the safety is guaranteed, because the mould and the peculiar smell are removed by adopting low pressure or gas or fluid environment without manual scrubbing and sterilization, the chemical pollution of the existing chemical washing product is avoided, through high pressure, normal pressure or normal pressure and low pressure, or high pressure and low pressure environment pressure change, the mould and the peculiar smell are discharged, bacteria or other harmful components adhered to food can be effectively removed, the high pressure pickling can shorten the time, the nutrition loss is avoided, the multifunctional refrigerator is very convenient, the efficiency is improved, and the harm of food deterioration to the health of people is prevented.

The pressure-resistant casing 27 of the refrigerator can be provided with spice bottles or medicine bottles and a cold storage chamber through valves, pipelines and pipelines, the cold storage chamber of the refrigerator can be also provided with a temperature control device to achieve the effects of deodorizing, sterilizing and prolonging the freshness of the refrigerator, and the refrigerator can be also provided with a microcomputer and a keyboard device (not shown) to realize intelligent food processing. Although the refrigerator has been described as an example, the refrigerator of the present invention may be implemented by using a partial technology, the low-pressure or vacuum sterilization food preservation method of the present invention may have more structural forms, and the above-described structure may be implemented by using the structure of the above-described embodiment or any other combination.

The above or described preferred embodiments are illustrative and not restrictive, and the invention may be embodied and embodied in other specific forms without departing from the spirit or essential characteristics thereof.

The scope of the invention is indicated by the appended claims, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. A refrigerator comprises a high-low pressure pressing device, a pressure-resistant outer shell of the refrigerator, a drying filter, a capillary tube, a refrigerating system, a refrigerator shell, a safety valve (limiting the highest air pressure and limiting the lowest air pressure), a pressure-resistant inner shell of the refrigerator, the high-low pressure pressing device, a pressure-resistant door of the refrigerator, a cold storage chamber and a freezing and refrigerating system,

2. A refrigerator comprises a high-low pressure pressing device, a pressure-resistant outer shell of the refrigerator, a drying filter, a capillary tube, a refrigerating system, a refrigerator shell, a safety valve (for limiting the highest air pressure and the lowest air pressure), a pressure-resistant inner shell of the refrigerator, a pressure regulating valve, a pressure-resistant door of the refrigerator, a cold storage chamber and a freezing and refrigerating system,

3. A refrigerator comprises a refrigeration system, a refrigerator shell, a high-low pressure pressing device, a pressing rod, a pressing body, a pressing shell and a valve, wherein the valve comprises a pressure suction valve and a pressure valve,

4. The refrigerator as claimed in any one of claims 1 to 3,

the method is characterized in that: the high-low pressure pressing device of the refrigerator is integrally or connected and integrally provided with a pressing shell; a pressing body which reciprocates axially along the inner hole wall of the pressing shell is arranged on the inner side of the pressing shell; the pressing body is integrally or connected and integrally provided with a pressing rod in a movable fit manner; the other end of the pressure lever is integrally or connected and integrally arranged with the transmission device in a movable fit manner;

5. The refrigerator as claimed in any one of claims 1 to 3,

the method is characterized in that: the high-low pressure pressing device of the refrigerator is integrally or connected and integrally provided with two pressing shells which are opposite front and back;

6. The refrigerator as claimed in any one of claims 1 to 3,

the method is characterized in that: the high-low pressure pressing device of the refrigerator is integrally or connected and integrally provided with at least two parallel pressing shells; each pressing shell is internally provided with a pressing body which is integrally or connected and integrally provided with a pressing body which axially reciprocates along the inner hole wall of the pressing shell; each pressing body is integrally or connected and integrally provided with a pressing rod in a movable fit manner; the other end of each pressure lever is integrally or connected and integrally arranged with the eccentric wheel in a movable fit manner; at least two eccentrics are integrally or coupled and formed to be integrally provided together and integrally or coupled and formed to be integrally provided together with a transmission;

7. The refrigerator as claimed in any one of claims 1 to 3,

the method is characterized in that: the high-low pressure device of the refrigerator is integrally or connected and integrally provided with a pressurizing valve for producing air pressure higher than atmospheric environment and a suction valve for producing air pressure lower than atmospheric environment;

8. The refrigerator as claimed in any one of claims 1 to 3,

the method is characterized in that: the high-low pressure pressing device of the refrigerator relates to a gear pump or a vane pump or a plunger pump; or the pressurizing valve and the suction pressure valve relate to a check valve or a plunger valve, or a butterfly valve or a gate valve.

9. The refrigerator as claimed in any one of claims 1 to 3,

the method is characterized in that: the high-low pressure pressing device of the refrigerator consists of a plurality of pressing shells;

10. The refrigerator of claim 1 to 3,

the method is characterized in that: the high-pressure and low-pressure device of the refrigerator is characterized in that a pressure suction valve and a pressure valve which are integrally or connected and integrally arranged on the outer periphery of the bottom of a pressure shell of the high-pressure and low-pressure device are respectively driven by a rotating device to rotate a rotating handle, a rotating body of the pressure suction valve and the rotating body of the pressure valve are driven by the rotation of the rotating handle to rotate and change the motion direction of fluid passing through the pressure suction valve and the pressure valve, and the high-pressure and low-pressure device is converted into the suction direction or the output direction of high-pressure or low-.