CN209051844U - Two-way telescopic fruit-vegetable food crisper - Google Patents

Abstract

The utility model discloses a kind of two-way telescopic fruit-vegetable food crispers, including the box body sealing mechanism being made of box body, box cover, sealing strip, box cover hook, U-shaped safety hanging fastener and safety hook bolt, by inflate and be evacuated plug, box cover rubber fold, automatically record that display pressure gauge etc. forms fill extraction sector, when use, food is put into the intracorporal mesh glove drawer of box, cover sealing box cover, buckle lock button, first extract the air in box out, the mixed gas for capableing of fresh-keeping foodstuff is injected into box again, it will be able to long-period freshness preserving food；The utility model of simple structure and strong practicability, it is easy to spread.

Description

Two-way telescopic fruit-vegetable food crisper

Technical field

The present invention relates to food preserving box field, especially a kind of inflation and what is be evacuated two-way stretch of capable of stretch up and down Contracting formula fruit-vegetable food crisper, belongs to daily use Sundry goods class.

Background technique

Existing food preserving box includes that fruit and vegetable crisper is many kinds of, the side of having, has round, there is plastics, There is glass, structure is mostly that a box cover that can be sealed adds a box body；It is complicated any, be in box body plus one to Three partitions, to put a few food simultaneously；Again it is complicated any, be that box body is divided into 2~3 layers, each layer can put a few Dish；It is more more complicated, it is in box body bottom plus electric heating components, so as to the food in heating box at any time.But either from It says in shape still structurally, such crisper only only passes through refrigerator storage or freeze preservation at most Sealed food box, once having left refrigerator, be just not only far from being fresh-keeping thing, or even also food can be made to go bad more Fastly.

Summary of the invention

The purpose of the present invention is to solve above-mentioned crisper leave after refrigerator cannot oneself at room temperature in crisper The problem of fruit-vegetable food, devise it is a kind of can the fruit-vegetable food of fruit-vegetable food be fresh-keeping in oneself long-period freshness preserving box at room temperature Box.

Realize that above-mentioned purpose technical solution of the present invention feature is, the box body is equipped with sealing mechanism, the sealing mechanism By being located at the box cover of cartridge upper surface, being mounted on the inflation of box cover upper surface and being evacuated rubber stopper, be fixedly mounted on box body and box The sealing strip of lid junction, is fixedly mounted on box at the box cover hook for being fixed on four sides of box cover and linking together with box cover The auxiliary catch bolt of four wall surfaces of body is fixedly mounted on box cover hook lower end and tethers the insurance fastener connect with auxiliary catch and collectively form 's；The box body is equipped with air pressure indication mechanism, and the mechanism is by the flexible fold of the rubber for being fixedly mounted on the big face of box cover, fixed peace Mounted in the face-to-face wall surface of box body any two and cassette bottom bottom surface flexible fold and be fixedly mounted on box cover upper end and with inflation Or the display pressure gauge that automatically records of pumping rubber stopper connection collectively forms；The effect of the air pressure indication mechanism is, when in box Air pressure is lower than when air pressure, box cover telescopic rubber will be retracted downward, cassette bottom into box together with the big face in box cover center outside box The flexible fold of bottom surface will be controlled together with above-mentioned rubber on box body two face-to-face wall surfaces to box contract,

To squeeze out gas in box to greatest extent, mitigate the air pressure outside box to the pressure of box wall, while making one at a glance It can find out the gas pressure situation in box；And when air pressure is higher than air pressure outside box in box, box cover, box body and cassette bottom are flexible Rubber will be stretched together with the big face in box cover center, box body lower half and cassette bottom to outside box, thus empty in expansion box to greatest extent Between, to mitigate air pressure in box to the pressure of box wall, while also making one to find out the gas pressure situation in box at a glance.When in box Inflation or pumping rubber when containing object greater than 10 ㎏ or more, in order to accurately understand the gas pressure in box, also on box cover One, which is inserted into, in rubber plug automatically records display pressure gauge.

Except, be additionally provided on the box body handle and be mounted in rubber stopper mounting hole pumping, inflating rubber plug.

Box body of the present invention is a metal or nonmetallic box with certain thickness and depth.

Box cover of the present invention is that the design of edge position has the box-like body of the groove that can be packed into sealing strip, groove it is interior Edge can be mounted in the opening of box body, and be matched with the opening portion size of box body, the outer edge of groove lower than sealing strip 1 ~5 millimeters, can be easily with the opening upper edge platform close contact of box body to guarantee that sealing strip is, the ragged edge of box cover is 4~24 strip and block box cover hooks, box cover hook are fought separately, are mutually not attached to, and only remain with the edge of box cover can be downward 45 degree or so of integrally connected of rotation is linked up with box cover when pushing and shoving 45 degree to box body, box cover is linked up with after on box cover lid to box body 90 degree of consubstantiality is kept to connect with box cover, at this point, box cover hook will be automatically with the flanging at box opening under platform End face is engaged, so that box cover be made closely to be combined together with box body.In order to prevent box cover link up with high pressure long-term in box or Under person's low-pressure state and hand idler especially child consciously or unconsciously in break box cover hook etc. into two with one's hands and take off under other fortuitous events Hook to make to lose sealing between box cover and box body, therefore has installed a set of sealing safety fastener additional between box cover hook and box body again Part.

Sealing insurance fastener of the present invention consists of two parts, first is that insurance fastener, it is the hook of a U-shaped Button, the opening of U-shaped are equipped with a pair of semiaxis outwardly or inwardly stretched out, the corresponding cave which links up with box cover It is connected, the cave that semiaxis is linked up with box cover is to be slidably matched, the auxiliary catch bolt on the U-shaped bottom and box body of insurance fastener When phase hook, box cover is locked on box body, and uncap instruction and movement non-clearly, box cover are can not at will to go beyond two Movement and separate with box body；When opening box, first the bottom of U-shaped insurance fastener is pulled out from the auxiliary catch bolt on box body, then will Box cover hook, along above pulling open, can just start box cover from the flanging on box opening.

Partition is equipped in box body of the present invention, partition is installing additional in box when containing object greater than 3 kilograms or more, is added The purpose of dress partition is the integral strength in order to increase box body, and no matter increases lateral partition or vertical partition, or It is that lateral partition adds vertical partition, no matter adds less, it is laterally or vertical, it will be passed through mutually between partition and partition It is logical, to guarantee that the gas pressure in box is consistent.

The present invention takes the food in box for convenience, mesh glove drawer is provided in box, which is a piece of Metal or nonmetallic porous flat plate are converted into an approximate single parantheses

Flexible glove drawer, when the food contained is heavier, glove drawer can sink automatically, until cassette bottom, work as dress When the food of Sheng is lighter, glove drawer automatically upper can be slided, until box mouth.

The general application method of the present invention is: after fruits and vegetables food is placed in keeping box body, closeing the lid, fastening box cover is hung Hook and insurance buckle bolt, the pin type hollow plug for first passing through pump bowl or air exhauster extend into box body from pumping rubber stopper, take out Fall the intracorporal portion gas of box, is then injected by another inflating rubber plug identical with pumping rubber plug structure into box body It is unfavorable for ruining the fresh-keeping gas of the bacterial growth breeding of food, such as helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe) Gas and nitrogen or carbon dioxide gas, or the mixed gas of these types of gas.So pumping, inflation, then be evacuated, fill again Gas repeats 2~5 times, can long-period freshness preserving fruit-vegetable food at normal temperature.

Fresh keeping principle of the invention is, rare in seal box or without rush using technical solutions according to the invention The oxygen for the bacterial growth breeding for ruining food is in the bacterial growth breeding for being unfavorable for ruining food always in addition in box The state that high pressure conditions or low-pressure state either high pressure conditions and low-pressure state are exchanged periodically, it is numerous to be less useful for bacteria live It grows, so long-period freshness preserving food, especially long-period freshness preserving can be easy to corrupt fruit and vegetable and food at normal temperature, use Two-way telescopic fruit-vegetable food crisper of the present invention, which saves vegetables fruit and food, fresh keeping time, can extend 3~300 times Left and right.

Largest benefit of the invention be it is simple, practical, easily fabricated, convenient for promote.Especially do not filling air-extractor When, only by hand pressing box cover center can the air to greatest extent in extrusion box have to make the rarefaction of air in box It is fresh-keeping conducive to fruit-vegetable food.

Detailed description of the invention

Fig. 1 is the structural representation front view of two-way telescopic fruit-vegetable food crisper of the present invention；

Fig. 2 is the structural representation top view of two-way telescopic fruit-vegetable food crisper of the present invention；

Fig. 3 is the structural schematic diagram that U-shaped of the present invention insures fastener semiaxis；

Fig. 4 is the sectional view of inflation or pumping rubber stopper of the present invention；

Fig. 5 is the structural schematic diagram of rubber stopper mounting hole of the present invention；

In each figure, 1 is box body, and 2 be box cover, and 3 be sealing strip, and 4 be sealed groove inside edge, edge in abbreviation groove；5 be close Seal groove outer edge, abbreviation groove outer；6 be the big face in box cover center；7 inflate or are evacuated rubber stopper for box cover, referred to as fill pumping Plug；8 be box cover telescopic rubber；9 link up with for box cover；10 insure fastener for U-shaped, and abbreviation U protects button；11 be safety hook；12 be box Body inflating rubber plug, abbreviation Inflation plug；13 are evacuated rubber stopper, referred to as pumping plug for box body；14 be box opening upper edge platform, Abbreviation upper edge platform；15 be to automatically record display pressure gauge, abbreviation pressure gauge；16 be handle；17 be mesh glove drawer, referred to as Glove drawer；18 be glove drawer mesh；19 be cassette bottom telescopic rubber；20 be partition；21 be rubber stopper mounting hole, abbreviation mounting hole； 22 insure fastener semiaxis, abbreviation semiaxis for U-shaped.

Specific embodiment

A specific embodiment of the invention is described with reference to the accompanying drawing, as shown in Figs. 1-5, a kind of two-way telescopic Fruit-vegetable food crisper, the box body 1 are a metal or nonmetallic box with certain thickness and depth, are placed on ground On face, shelf or desktop, box body 1 is equipped with box body sealing mechanism, and the mechanism is by being located at the box cover 2 of 1 upper surface of box body, fixing The sealing strip 3 that is mounted in 2 sealed groove of box cover is fixedly mounted on filling pumping plug 7, being fixed on box cover 2 for 2 upper surface of box cover Four sides and the box cover being connected as one with box cover 2 hook 9, the U being fixedly mounted on box cover hook 9 are protected button 10 and fixed are pacified It is collectively formed mounted in the safety hook 11 of 1 four wall surfaces of box body；The box body 1 be equipped with air pressure indication mechanism, the mechanism by The box cover telescopic rubber 8 being fixedly mounted on box cover 2 and the filling pumping being fixedly mounted on the big face 6 in box cover center are filled in 7, are connected to It fills in pumping plug 7 and automatically records what display pressure gauge 15 and cassette bottom telescopic rubber 19 etc. collectively formed；The air pressure shows machine The effect of structure is, when air pressure is lower than air pressure outside box in box, box cover telescopic rubber 8 will be to box together with the big face in box cover center Interior i.e. retracted downward, cassette bottom telescopic rubber 19 will be received together with the left and right of the rubber on box body two face-to-face wall surfaces into box Contracting mitigates the air pressure outside box to the pressure of box wall, while making one to see at a glance to squeeze out gas in box to greatest extent Gas pressure situation in box out；And when air pressure is higher than air pressure outside box in box, box cover, box body and cassette bottom telescopic rubber are just It can be stretched together with the big face in box cover center, box body lower half and cassette bottom to outside box, thus space in expansion box to greatest extent, to subtract Air pressure is to the pressure of box wall in light box, while also making one to find out the gas pressure situation in box at a glance.When the built-in storage of box When greater than 10 ㎏ or more, in order to accurately understand the gas pressure in box, filling in pumping plug 7 also on box cover is inserted into one certainly Dynamic record display pressure gauge 15, which can also be evacuated with any one on box cover, box body or inflating rubber plug Connection measurement；Respectively there are two handle 16, the lean-withs parallel with two handles for design in two opposite box walls of box body 1 It sets and Inflation plug 12 is fixedly mounted, pumping plug 13 is fixedly mounted vertical proximity to the position of cassette bottom with Inflation plug 12.

The box cover 2 is the box-like body that the design of edge position has the groove that can be packed into sealing strip 3, and groove is interior along 4 energy It is enough mounted in the opening of box body 1, and matches with the opening portion size of box body 1, groove outer 5 is than 3 low 1~5 milli of sealing strip Rice, with guarantee sealing strip 3 be can easily with 14 close contact of upper opening platform of box body 1, the ragged edge of box cover 2 is 4~ 24 strip and block box cover hooks 9, box cover hook 9 are fought separately, are mutually not attached to, and only remain with the edge of box cover 2 can be downward The integrally connected of 45 degree or so of rotation, after on the lid to box body 1 of box cover 2, when box cover hook 9 is pushed and shoved 45 degree to box body 1, box cover Hook 9 keeps 90 degree of consubstantiality to connect with box cover 2, at this point, the flanging edge that box cover hook 9 will automatically with 1 opening of box body The lower end surface of platform is engaged, so that box cover 2 be made closely to be combined together with box body 1；The quantity of box cover hook 9 and box body 1 Size is directly proportional, i.e., box body 1 is smaller, and the quantity of box cover hook 9 is fewer, and minimum 4, box body 1 is bigger, the quantity of box cover hook 9 It is more, most 24.

Box cover is linked up under 9 high pressures or low-pressure state long-term in box in order to prevent and such as hand idler is especially small Child consciously or unconsciously in break into two with one's hands and break off relations under other the equal fortuitous events of box cover hook 9, so that box cover 2 and box body 1 be made to lose sealing, therefore again A set of sealing insurance buckle bolt is installed additional between box cover hook 9 and box body 1, sealing insurance buckle bolt consists of two parts, first is that U Shape safety hanging fastener 10, abbreviation U protect button 10, it is the fastener of a U-shaped, the opening of U-shaped be equipped with it is a pair of outward or The semiaxis 22 inwardly stretched out, the semiaxis 22 are connected with the corresponding cave on box cover hook 9, on semiaxis 22 and box cover hook 9 Cave be to be slidably matched, when U protects the U-shaped bottom of button 10 with 11 phase hook of safety hook on box body 1, box cover 2 is to be locked It is scheduled on box body 1, uncap instruction and movement non-clearly, box cover 2 is can not at will to go beyond two movements and separate with box body 1 's.When opening box, first the bottom for protecting button 10 U is pulled out from the safety hook 11 on box body 1, then by box cover hook 9 from box body 1 Upper opening platform 14 under pull open, can just start box cover 2.

In the box body 1 can be equipped with partition 20, be arranged and be not provided with partition 20 regard box body 1 size and content and Fixed, the splendid attire object usually in box installs additional when being greater than 3 ㎏；The purpose for installing partition 20 additional is to increase the whole strong of box body 1 Degree, and no matter increase lateral partition 20 or vertical partition 20, or lateral partition 20 plus vertical partition 20, nothing It is few by adding, it will interpenetrate between partition 20 and partition 20, to guarantee that the gas pressure in box is consistent.

In order to facilitate carrying, handle 16, the handle on each wall wall can be set in two aspectant box walls of box body 1 Hand 16 can be one, be also possible to a pair, depending on the size of box body 1, in crisper when containing object less than 3 kilograms, Just It is not necessary to setting handle 16.

The fruits and vegetables food taken in box for convenience, mesh glove drawer 17, abbreviation glove drawer 17 are provided in box, which is Piece of metal or nonmetallic porous flat plate are converted into the flexible glove of an approximate single parentheses or single brace Body, when the food contained is heavier, glove drawer 17 can sink automatically, until cassette bottom, when the food contained is lighter, glove drawer 17 Automatically it upper can slide, until box mouth.When having installed partition 20 additional in box body 1, the quantity of glove drawer 17 also be will increase, and increase to each Lattice one, or per several lattice one, depending on particular number is as needed.

The difference of the present invention and the matter of all various food preserving boxes are: the inside of box body is can be filled by box cover Outward pumping makes the intracorporal air pressure of box lower than the air pressure outside box body to depressurize by pumping for pumping plug 7 and pumping plug 13； By box cover fill pumping plug 7 and the gas injection into box of Inflation plug 12 be pressurized, i.e., by into box body gas injection make the air pressure in box Air pressure outside higher than box；For this purpose, equipped with the pumping plug that can be easily evacuated at any time and at any time on box body 1 and box cover 2 Convenient Inflation plug, it is identical, three kinds of rubber stoppers in structure that box body pumping plug and Inflation plug and box cover, which fill pumping plug, Profile section figure be similar to I-shaped shape, i.e., cut one of annular groove at the intermediate position of a round rubber ball, slot Width is 2 to 7 millimeters, and the depth of slot is 3 to 10 millimeters, except also machined one in 90 degree of centre with annular groove Conical through-hole, as shown in figure 4, the big end of through-hole is having a size of 1.5 to 3mm, the size of small end is 0.5 to 2mm.Pacify on box body 1 When dress, the small one end in aperture is in box, and the big one end in aperture is outside box, by the inner diameter wall of the mounting hole on box body 1 to rubber The pressure of ball annular groove bottom, make through-hole on sphere more than half in closed form, in use, only in the through-hole interpolation of closure Enter one and be similar to the pin type vent rod inflated to football, vollyball, basketball, the work for being evacuated, inflating into box body could be completed, After the completion of pumping or inflator are made, pin type vent rod is extracted, through-hole restores closed state again.

Pumping plug 7 is filled with box cover and Inflation plug 12, pumping plug 13 match, and is box body, the rubber stopper installation on box cover Hole 21, the diameter in the hole are 1 to 4 millimeter smaller than respectively filling on box body, box cover, the base diameter for being evacuated annular groove beyond the Great Wall, pass through The small bore end for filling, being evacuated rubber stopper is pressed into mounting hole 21 by strength.To be easily installed, the aperture ratio of the one end outside box of mounting hole 21 The size of one end in box is 1.5 to 3 millimeters big, and in order to prevent the hole wall chronically to fill, be evacuated plug annular groove outside Diameter squeezes that rubber stopper is made to follow the string, therefore the depth in the hole (i.e. thickness) cannot be less than 1.5 millimeters, and ordinary circumstance is 2 ~ 8 Millimeter；In order not to take the enlarged in thickness of entire box body can to waste raw material as because the thickness in the hole is guaranteed It only fills in installation, be evacuated the method that individually thickeies of position filled in solve, it can be by the ball at mounting hole 21 than three kinds of rubber stoppers The wall thickness in the region that big 5 to 15 millimeters of body diameter is designed as 2 ~ 5 times of box body average thickness, and gradual change is excessive.For example, if box body Whole wall thickness be 1 millimeter, then by the wall thickness at mounting hole 21 than filling, being evacuated big 5 to 10 millimeters of the region of the sphere diameter of plug 2 ~ 5 millimeters are designed as, gradual change is excessive, as shown in Figure 5.In this way, not only met the thickness requirement of mounting hole 21, but it is beautiful it is resistance to see, The position of protrusion both inside and outside can also can also be taken into account in the outside of box body in the inside of box body.

One of the characteristics of the present embodiment are as follows: box body 1 is equipped with box body sealing mechanism, and box body sealing mechanism is by being located at box body The box cover 2 of 1 upper surface is mounted on filling pumping plug 7, the sealing strip 3 being fixedly mounted on box cover 2, being fixed on for 2 upper surface of box cover Four sides of box cover 2 and the box cover being connected as one with box cover 2 hook 9, be fixedly mounted on box body 1 four sides safety hook 11, It is fixedly mounted on box cover 9 lower ends of hook and the U connecting with safety hook 11 protects what button 10 collectively formed；Box body 1 is equipped with air pressure Indication mechanism, the air pressure indication mechanism by be fixedly mounted on box cover 2 box cover telescopic rubber 8, be fixedly mounted on box cover center What filling pumping plug 7 and being connected to pressure gauge 15 therein and cassette bottom telescopic rubber 19 etc. on big face 6 collectively formed.

The two of the characteristics of the present embodiment are as follows: box body 1 and box cover 2 be equipped with fill, pumping section, this fills, pumping section by It fixes the rubber stopper mounting hole 21 being opened on box body 1 and box cover 2 and is mounted on respectively filling, being evacuated what plug collectively formed in hole. Its fresh keeping principle is: by being evacuated, inflating, without the oxygen for the bacterial growth breeding for promoting food to ruin in seal box, adding Box in the state exchanged periodically always in high pressure conditions or low-pressure state either high pressure conditions and low-pressure state, so just Can at normal temperature long-period freshness preserving food, especially long-period freshness preserving be easy to corruption or extremely easy compressive deformation fruit and vegetable and Food, can be extended by saving vegetables fruit and food, fresh keeping time with this crisper by 3~300 times or so.

The characteristics of the present embodiment third is that there are many application method.

The simplest application method is to put into food, cover box cover, pushes and shoves box cover hook, fastens safety hanging bolt button, then One ball class Aerating needle is inserted into box from pumping plug, box body is pushed against from desktop to metope, a hand is pushed away to metope direction It pushes box body violently, shrinks cassette bottom rubber to tight, another hand is pressed down against the big face in center of box cover, in maximum extrusion box Then air extracts Aerating needle.This simple method can at normal temperature exist the fresh keeping time ratio of fruit-vegetable food in box Extend 3 times or so outside box.

Second of usage mode is to put into food, cover box cover, pushes and shoves box cover hook, fastens safety hanging bolt button, then will Aerating needle is inserted into box from pumping plug, box body is pushed against from desktop to metope, a hand pushes and shoves box body to metope direction, makes box Bottom rubber is shunk to tight, and another hand is pressed down against the big face of box cover, and the air in maximum extrusion box then will inflation Needle is connected with food fresh keeping gas tank, and into box body, injection is unfavorable for ruining the fresh-keeping gas of the bacterial growth breeding of food, example Such as helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe) gas and nitrogen or carbon dioxide gas, or these types of gas Mixed gas, the big face in center for being inflated to box cover rises rubber fold all until flattening.This method can at normal temperature by The fresh keeping time ratio of fruit-vegetable food extends 10 times or so outside box in box.

The third usage mode is to put into food, cover box cover, pushes and shoves box cover hook, fastens safety hanging bolt button, then will Aerating needle is inserted into box from pumping plug, box body is pushed against from desktop to metope, a hand pushes and shoves box body to metope direction, makes box Bottom rubber is shunk to tight, and another hand is pressed down against the big face of box cover, and the air in maximum extrusion box then will inflation Needle is connected with food fresh keeping gas tank, and the big face in the reinflated center to box cover rises, and cassette bottom lower part expands outwardly, box with lid bottom rubber After glue fold all flattens, then the insertion deflation shank from pumping plug, a hand push and shove box body to metope direction, make cassette bottom rubber It is shunk to tight, another hand is pressed down against the big face in center of box cover, the air in maximum extrusion box, then again into box It is filled with fresh-keeping gas to the big face of box cover to rise, cassette bottom lower part expands outwardly, until box with lid bottom rubber fold all flattens, such as This pumping, inflation, then be evacuated, be reinflated, it repeats 2~5 times, the oxygen in box can be down to 0 or so.This method can be normal The fresh keeping time ratio of fruit-vegetable food in box is extended 50~100 times or more outside box under temperature.

4th kind of usage mode is after a period of time, for example to spend 15~30 days on the basis of the third usage mode, Fresh-keeping gas in box is taken out, makes to keep negative pressure in box, after a period of time, for example spends 30~50 days, is filled again into box Until entering fresh-keeping gas to the big face of box cover rising rubber fold all flattening, make to keep positive pressure, such positive pressure, negative pressure reverse in box It is multiple multiple, can be long-term --- 1 year with the fruit-vegetable food in Shangdi at normal temperature long-period freshness preserving box.

In the above each method, pump bowl or pumping can be given completely with the thing that hand squeezes the big face in box cover center and box lower part Machine is done.

Largest benefit of the invention be it is simple, practical, easily fabricated, convenient for promote.Especially do not filling air-extractor When, only by hand can the air to greatest extent in extrusion box be conducive to fruit-vegetable food to make the rarefaction of air in box It is fresh-keeping.

The box body 1 and box cover 2 of this two-way telescopic fruit-vegetable food crisper are also possible to round, ellipse other than rectangular Round, hexagon and heart etc..

Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it It is interior.

Claims (6)

1. two-way telescopic fruit-vegetable food crisper, interior outside (4), groove by box body (1), box cover (2), sealing strip (3), groove Along (5), the central big face (6) of box cover, fill pumping plug (7), box cover telescopic rubber (8), box cover hook (9), U guarantor's button (10), insurance Hook (11), pumping plug (13), upper edge platform (14), automatically records display pressure gauge (15), handle at Inflation plug (12) (16), mesh glove drawer (17), glove drawer mesh (18), cassette bottom telescopic rubber (19), partition (20), mounting hole (21) and half Axis (22) composition, it is characterised in that: the box body (1) is a metal or nonmetallic box with certain thickness and depth, Box body (1) is equipped with sealing mechanism, and sealing mechanism is sealed by being located at the box cover (2) of box body (1) upper surface, being mounted on box cover (2) Sealing strip (3) in groove, is fixedly mounted on (1) four side of box body at the box cover connecting with (2) four sides of box cover hook (9) The safety hook (11) in face, the U for being fixedly mounted on box cover hook (9) lower end and connecting with safety hook (11) protect button (10) jointly It constitutes；The box body (1) is equipped with air pressure indication mechanism, and air pressure indication mechanism is by being mounted on the box cover of box cover (2) upper surface Telescopic rubber (8) fills pumping plug (7) and therein automatically records display pressure gauge (15) and cassette bottom telescopic rubber (19) is common It constitutes；The box body (1) is equipped with inflation and extraction sector, and inflation and extraction sector are by being mounted on box cover (2) upper surface Fill what pumping plug (7), the Inflation plug (12) being mounted on box body (1) wall surface and pumping plug (13) collectively formed；The box body (1) mesh glove drawer (17) and partition (20) are equipped in；The outer wall of the box body (1) is provided with handle (16).

2. two-way telescopic fruit-vegetable food crisper according to claim 1, which is characterized in that the box cover (2) is one A edge position design has the box-like body for the groove that can be packed into sealing strip (3), and edge (4) can be mounted to box body (1) in groove In opening, and match with the opening portion size of box body (1), groove outer (5) are 1~5 millimeter lower than sealing strip (3), to guarantee Sealing strip (3) is can be easily with opening upper edge platform (14) close contact of box body (1), and the ragged edge of box cover (2) is 4 ~24 strip and block box covers link up with (9), and box cover hook (9) is fought separately, and are mutually not attached to, and only keep with the edge of box cover (2) Can rotate down 45 degree or so of integrally connected, after on box cover (2) lid to box body (1), by box cover hook (9) to box body (1) when pushing and shoving 45 degree, box cover links up with (9) and keeps 90 degree of consubstantiality to connect with box cover (2), at this point, box cover hook (9) will be automatic It is engaged with the flanging of box body (1) opening along the lower end surface of platform, so that box cover (2) be made closely to be incorporated in box body (1) Together；The quantity that box cover links up with (9) is directly proportional to the size of box body (1), i.e., box body (1) is smaller, and box cover links up with the quantity of (9) just Fewer, minimum 4, box body (1) is bigger, and the quantity that box cover links up with (9) is more, and most 24.

3. two-way telescopic fruit-vegetable food crisper according to claim 1, it is characterised in that: in the sealing mechanism U protects button (10), is the fastener of a U-shaped, and the opening of U-shaped is equipped with a pair of semiaxis (22) outwardly or inwardly stretched out, The semiaxis (22) is connected with the corresponding cave on box cover hook (9), and the cave on semiaxis (22) and box cover hook (9) is to slide Dynamic cooperation, when U protects the U-shaped bottom of button (10) with safety hook (11) phase hook on box body (1), box cover (2) is locked On box body (1), instruction of uncapping non-clearly, box cover (2) is can not at will to go beyond two movements and separate with box body (1) 's.

4. two-way telescopic fruit-vegetable food crisper according to claim 1, it is characterised in that: be equipped with and fill on box body (1) Vent plug (12) and pumping plug (13), equipped with filling pumping plug (7) on box cover (2), three kinds of rubber stoppers be in structure it is identical, Profile section figure is similar to I-shaped shape, i.e., has cut one of annular groove, the width of slot at the intermediate position of a round rubber ball Degree is 2 to 7 millimeters, and the depth of slot is 3 to 10 millimeters, except also machined a cone in 90 degree of centre with annular groove Shape through-hole, the big end of the conical through-hole is having a size of 1.5 to 3mm, and small end is having a size of 0.5 to 1.5mm, when installation, size it is small one End is in box, and the big one end of size is outside box, by the inner diameter wall of the mounting hole (21) on box body (1) to ball annular groove bottom The pressure in portion, make sphere through-hole more than half in closed form, pin type vent rod is inserted into only in the through-hole of closure, could be complete At the work for being evacuated, inflating into box body, later, pin type vent rod is extracted out, through-hole restores closed state again.

5. two-way telescopic fruit-vegetable food crisper according to claim 1, which is characterized in that the box body (1) and box On lid (2) with fill pumping plug (7) and Inflation plug (12) and pumping is filled in (13) and matched, be rubber stopper mounting hole (21), be somebody's turn to do Hole is conical through-hole, and diameter is 1 to 4 millimeter smaller than the base diameter for respectively filling the annular groove of pumping beyond the Great Wall, by strength by each rubber Plug indentation mounting hole (21), to be easily installed, the size of the one end of the aperture ratio of mounting hole (21) one end outside box in box is big 1.5 to 4 millimeters, and in order to prevent the hole chronically to the extruding of three kinds of rubber stopper bottoms to make rubber stopper lose bullet Property, the depth, that is, thickness in the hole cannot be less than 1.5 millimeters, and ordinary circumstance is 2 ~ 8 millimeters, in order not to as because guaranteeing the hole Thickness and the enlarged in thickness for making entire box body can be taken and only individually thicken at the position of installation rubber stopper to waste raw material Method solve, can by the wall thickness in 5 to 15 millimeters bigger than the sphere diameter of three kinds of rubber stoppers of region at mounting hole (21) 2 ~ 5 times of box body average thickness are designed as, gradual change is excessive.

6. two-way telescopic fruit-vegetable food crisper according to claim 1, it is characterised in that: described in order to increase box body (1) integral strength, box body (1) is interior to be equipped with partition (20), and no matter increases lateral partition (20) or vertical partition (20), or lateral partition (20) adds vertical partition (20), all interpenetrates between partition (20) and partition (20), with Guarantee that the gas pressure in box is consistent.