CN103979211A - Automatic vacuum device and container comprising automatic vacuum device - Google Patents
Automatic vacuum device and container comprising automatic vacuum device Download PDFInfo
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- CN103979211A CN103979211A CN201410236987.7A CN201410236987A CN103979211A CN 103979211 A CN103979211 A CN 103979211A CN 201410236987 A CN201410236987 A CN 201410236987A CN 103979211 A CN103979211 A CN 103979211A
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Abstract
The invention discloses an automatic vacuum device to solve the problem that according to a food storage container in the prior art, food is prone to going bad, and it is difficult to find that the food goes bad. The automatic vacuum device comprises a base and a sucking pump, the work end of the sucking pump penetrates through the base. The automatic vacuum device further comprises an automatic vacuum displayer which is arranged on the top plane of the base and penetrates through the base. The automatic vacuum displayer comprises a channel with the lower end penetrating through the base, the upper end of the channel is in sealing connection with an automatic rubber display sheet capable of axially and elastically deforming, the channel is internally provided with an electric conduction connecting block capable of moving along with deformation of the automatic rubber display sheet, the channel is internally provided with a pair of separated electric conduction connecting sheets, and when the electric conduction connecting block moves outwards, the electric conduction connecting sheets are conducted. The automatic vacuum device can store food in a sanitary and safe mode, and the vacuum state of the container can be achieved.
Description
Technical field
The present invention relates to vacuum storage technical field, be specifically related to a kind of automatic vacuum device.
Background technology
The container of selling on the market brewed salted vegetables has ceramic pickle jar, pickle glass pot etc., the pickle jar of all size specification is mostly made up of altar body, altar lid, opening and bottom are little, altar body is broad in the middle, altar mouth place, altar body top has parallel with altar mouth around the altar mouth altar bead of a week, when use, in altar bead, pack water into and cover altar lid, the brewed salted vegetables of method that water seals.Because long-term transfixion in altar bead can go bad rancid, to often clean and change altar along water, this needs certain labor content, and three time periods of morning, noon and afternoon of every day at all seasons, natural temperature traverse is indefinite, so just make the inside and outside air pressure overbalance of altar and sometimes have big difference, and will fall in altar along water when we are taking off the altar that lid takes food or cleaned and changed altar accidentally goes bad during along water, and then affect food hygiene, in extremely hot summer or in torrid areas, in room, temperature often can exceed 35 degree, and lactic acid bacteria in pickle jar cannot survive in the environment that exceedes 35 degree, this just easily causes the food cannot brewed success.
Summary of the invention
The invention is intended to provide a kind of automatic vacuum device, in prior art, store food container and easily make food spoilage problem inconspicuous to solve.
Automatic vacuum device in this programme comprises pedestal and air extracting pump, pedestal is run through in air extracting pump working end, also comprise, base top surface is provided with the automatic vacuum telltale that runs through pedestal, automatic vacuum telltale comprises passage and runs through pedestal, passage upper end be tightly connected can axial elasticity deformation automatic rubber show sheet, in passage, be provided with automatic rubber and show the conduction contiguous block that sheet deformation is moved, in passage, be provided with a pair of from conductive connecting piece, when conduction contiguous block is connected conductive connecting piece while outwards moving.
Compared with prior art, advantage of the present invention is: when use, automatic vacuum device is combined with leakproof tank, the lid that pedestal can be used as leakproof tank uses, outwards motion is outside container and moves, when the pressure in container is during higher than design value, wire contiguous block can be against below two conductive connecting pieces under draught head effect, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in container approaches vacuum or reaches required value, barometric pressure is much larger than pressure in container, under barometric pressure effect, automatically rubber shows that sheet moves in container, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in container, pressure remains stable, thereby reach the requirement of the automatic formation vacuum condition that does not need manpower supervision, thereby solve storage food container and easily make food spoilage problem inconspicuous.
Further, also comprise that constant pressure valve and base top surface are provided with the automatic constant-pressure vacuum gas discharge valve that runs through pedestal, automatic vacuum display unit main body comprises the automatic display seat of upper end without the hollow of capping, the automatic display cover for seat of sealing socket automatic display seat, automatic display seat comprises the through hole being communicated with pedestal that bottom is provided with, in automatic display cover for seat, establish elastically-deformable having of telltale cover for seat upper end sealing automatic rubber is shown to sheet, in automatic display cover for seat automatically rubber show sheet two ends be relatively set with a pair of from conductive connecting piece, between conductive connecting piece and automatic display seat, be provided with the conduction contiguous block that can connect two conductive connecting pieces, conduction contiguous block bottom is connected with spring supporting spring, spring upwards extends linking springs supporting spring from automatic display seat bottom, constant pressure valve comprises the valve that gas passage and control gas passage open and close, and described gas passage runs through and extends to base top surface from base bottom surface, automatic constant-pressure vacuum gas discharge valve comprises the exhaust valve seat that contains gas passage, the spool moving along gas passage, be socketed in the valve bonnet outside exhaust valve seat, valve bonnet is connected with exhaust valve seat, in gas passage, be provided with the valve plate with valve seat one, valve plate is provided with through hole, spool can seal through hole, and valve bonnet sidewall is provided with deflation hole, described passage is surrounded by automatic display seat and automatic display cover for seat, when use, automatic vacuum device is combined with leakproof tank, the lid that pedestal can be used as leakproof tank uses, when the pressure in container equates with barometric pressure or during a little less than barometric pressure, wire contiguous block is under action of the spring, can be against two conductive connecting piece belows, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in container approaches vacuum or reaches required value, barometric pressure is much larger than pressure in container, under barometric pressure effect, automatically rubber shows that sheet moves in container, and then overcome acting force of the spring, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in container, pressure remains stable, thereby reach the requirement of the automatic formation vacuum condition that does not need manpower supervision, thereby solution storage food container easily makes the problem of food spoilage.
Further, described spool bottom coordinates with valve plate through hole, and top is socketed the boss being threaded with spool, and spool moves in the space that valve bonnet and valve seat surround.
Further, described spool bottom coordinates with valve plate through hole, top is socketed the boss being threaded with spool, valve bonnet bottom surface is provided with through hole, and boss size is greater than valve bonnet clear size of opening, and one end that boss size is large is exposed to valve bonnet through hole, can be by regulating the relative position of boss and spool that gas passage is locked, in the time of some gases of transport or particular matter, can gas passage is locked, Leakage prevention.
Further, described spool bottom coordinates with valve plate through hole, top is socketed the boss being threaded with spool, and valve bonnet bottom surface is provided with through hole, and boss size is greater than valve bonnet clear size of opening, boss is between valve bonnet and valve seat, spool is also provided with handle, can be by regulating the relative position of boss and spool that gas passage is locked, in the time of some gases of transport or particular matter, can gas passage is locked, Leakage prevention.
Further, described spool bottom coordinates with valve plate through hole, and under the effect of draught head, spool can move along gas passage.
The present invention also provides a kind of automatic vacuum multiplex heat-insulation and heat-preservation holding vessel, stores food container and easily makes the imperceptible problem of food spoilage to solve in prior art.
The multiplex heat-insulation and heat-preservation holding vessel of automatic vacuum in this programme, comprise tank body and cover, described cover is automatic vacuum device pedestal, described tank body comprises internal layer and skin, the outside face of the multiplex heat-insulation and heat-preservation holding vessel of described automatic vacuum is provided with heat-insulating film, between described internal layer and skin, be provided with insulating, between tank body and cover for attaching type removably connects or spiral removably connecting.
Compared with prior art, advantage of the present invention is: when the pressure in tank equates with barometric pressure or during a little less than barometric pressure, wire contiguous block is under action of the spring, can be against two conductive connecting piece belows, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in tank approaches vacuum or reaches required value, barometric pressure is much larger than pressure in tank, under barometric pressure effect, automatically rubber shows that sheet moves in tank, and then overcome acting force of the spring, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in tank, pressure remains stable, thereby reach the requirement of the automatic formation vacuum condition that does not need manpower supervision, thereby solution storage food container easily makes the problem of food spoilage, use while storing thing, open constant pressure valve valve switch, gas is entered, inside and outside constant voltage, open again cover, the present invention is simple and practical, vacuum state stores food security health, and insulation, easy to use, the opening and closing place of described cover and tank body arranges respectively the upper buckle and the lower deck that match, described upper buckle and lower deck are convexly equipped with respectively on cover and tank body or the opening and closing place of described cover and tank body arranges respectively the negative thread and the outside thread that match, and these the two kinds modes that removably connect all can make the present invention easy to use.
Further, the joining place of described tank body and cover is provided with rubber seal volume, avoids leaking gas.
The present invention also provides a kind of automatic vacuum food locker, stores food container and easily makes the imperceptible problem of food spoilage to solve in prior art.
The automatic vacuum food locker of this programme, described automatic vacuum food locker comprises cabinet, described cabinet comprises internal layer and skin, between internal layer and skin, be provided with insulating, cabinet comprises the upper and lower, and upper strata, lower floor are respectively provided with cabinet door, and air extracting pump is located at cabinet lower floor, described cabinet door is automatic vacuum device pedestal, and described automatic vacuum device is positioned at cabinet outer side of door.
Compared with prior art, advantage of the present invention is: when the pressure in cabinet equates with barometric pressure or during a little less than barometric pressure, wire contiguous block is under action of the spring, can be against two conductive connecting piece belows, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in cabinet approaches vacuum or reaches required value, barometric pressure is much larger than pressure in cabinet, under barometric pressure effect, automatically rubber shows that sheet moves in cabinet, and then overcome acting force of the spring, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in cabinet, pressure remains stable, while opening cabinet door, first open constant pressure valve valve switch, gas is entered, inside and outside constant voltage, the present invention is simple and practical, vacuum state stores food security health, and insulation, easy to use.
Further, described automatic vacuum food locker cabinet top is provided with foldable table, can fold, when use, table is launched, increase usable floor area, while use, table is packed up, reduce take up space.
The present invention also provides a kind of described automatic vacuum freight container, stores food container and easily makes the imperceptible problem of food spoilage to solve in prior art.
The described automatic vacuum freight container of this programme, described automatic vacuum freight container comprises casing, described casing comprises internal layer and skin, between internal layer and skin, be provided with insulating, casing is provided with chamber door, and described casing side is automatic vacuum device pedestal, and casing side is provided with air extracting pump near chamber door place, casing internal layer is also provided with through hole, and described through hole communicates with automatic constant-pressure vacuum gas discharge valve by the passage between internal layer and skin.
Compared with prior art, advantage of the present invention is: when the pressure in casing equates with barometric pressure or during a little less than barometric pressure, wire contiguous block is under action of the spring, can be against two conductive connecting piece belows, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in casing approaches vacuum or reaches required value, barometric pressure is much larger than pressure in casing, under barometric pressure effect, automatically rubber shows that sheet moves in casing, and then overcome acting force of the spring, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in casing, pressure remains stable, while opening chamber door, first open constant pressure valve valve switch, gas is entered, inside and outside constant voltage, the present invention is simple and practical, vacuum state stores food security health, and heat insulation, easy to use, in addition, the large convenient transport of volume.
The present invention also provides a kind of described automatic vacuum transport trolley, stores food container and easily makes the imperceptible problem of food spoilage to solve in prior art.
The automatic vacuum transport trolley of this programme, described automatic vacuum transport trolley comprises car body, car body is provided with casing and operator's compartment, described casing comprises internal layer and skin, between internal layer and skin, be provided with insulating, casing is provided with chamber door, in described operator's compartment, be provided with antidetonation vacuum indicator, antidetonation vacuum indicator one end communicates with casing internal layer, described casing side is automatic vacuum device pedestal, air extracting pump is located at the opposite of vehicle frame fuel tank, and casing internal layer is also provided with through hole, and described through hole communicates with automatic constant-pressure vacuum gas discharge valve by the passage between internal layer and skin.
Compared with prior art, advantage of the present invention is: when the pressure in casing equates with barometric pressure or during a little less than barometric pressure, wire contiguous block is under action of the spring, can be against two conductive connecting piece belows, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in casing approaches vacuum or reaches required value, barometric pressure is much larger than pressure in casing, under barometric pressure effect, automatically rubber shows that sheet moves in casing, and then overcome acting force of the spring, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in casing, pressure remains stable, while opening chamber door, first open constant pressure valve valve switch, gas is entered, inside and outside constant voltage, the present invention is simple and practical, vacuum state stores food security health, and insulation, easy to use, in addition, the large convenient transport of volume.
The present invention also provides a kind of described automatic vacuum heat-insulation and heat-preservation family expenses vegetables and fruits storage bag, stores food container and easily makes the imperceptible problem of food spoilage to solve in prior art.
The automatic vacuum heat-insulation and heat-preservation family expenses vegetables and fruits storage bag of this programme, described automatic vacuum heat-insulation and heat-preservation family expenses vegetables and fruits storage bag, comprise inclusion, described inclusion comprises internal layer and skin, and internal layer is that oxford is made, and outer makes for dacron fabric, between internal layer and skin, be provided with insulating, inclusion is provided with the pressure-sealing zipper for opening inclusion, and inclusion top is provided with hand-strap, braces suspension ring, and described inclusion top is automatic vacuum device pedestal.
Compared with prior art, advantage of the present invention is: when the pressure in inclusion equates with barometric pressure or during a little less than barometric pressure, wire contiguous block is under action of the spring, can be against two conductive connecting piece belows, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in inclusion approaches vacuum or reaches required value, barometric pressure is much larger than pressure in inclusion, under barometric pressure effect, automatically rubber shows that sheet moves in inclusion, and then overcome acting force of the spring, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in inclusion, pressure remains stable, use while storing thing, open constant pressure valve valve switch, gas is entered, inside and outside constant voltage, open again pressure-sealing zipper, the present invention is simple and practical, vacuum state stores food security health, and insulation, in addition, be convenient for carrying.
The present invention also provides a kind of described automatic vacuum heat-insulation and heat-preservation viaticum case, stores food container and easily makes the imperceptible problem of food spoilage to solve in prior art.
The automatic vacuum heat-insulation and heat-preservation viaticum case of this programme, described automatic vacuum heat-insulation and heat-preservation viaticum case comprises casing, described casing comprises internal layer and skin, internal layer is that oxford is made, and skin is made for dacron fabric, between internal layer and skin, is provided with insulating, casing is provided with the pressure-sealing zipper for opening casing, on casing, be also provided with pull bar and the roller of contraction, described casing side is automatic vacuum device pedestal, and described casing is provided with automatic vacuum device near pull bar place.
Compared with prior art, advantage of the present invention is: when the pressure in casing equates with barometric pressure or during a little less than barometric pressure, wire contiguous block is under action of the spring, can be against two conductive connecting piece belows, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in casing approaches vacuum or reaches required value, barometric pressure is much larger than pressure in casing, under barometric pressure effect, automatically rubber shows that sheet moves in casing, and then overcome acting force of the spring, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in casing, pressure remains stable, use while storing thing, open constant pressure valve valve switch, gas is entered, inside and outside constant voltage, open again pressure-sealing zipper, the present invention is simple and practical, vacuum state stores food security health, and insulation, in addition, be convenient for carrying.
The present invention also provides a kind of described automatic vacuum heat-insulation and heat-preservation viaticum case, stores food container and easily makes the imperceptible problem of food spoilage to solve in prior art.
The automatic vacuum refrigerator of this programme, comprise cabinet, cabinet comprises the upper and lower, upper strata, lower floor are respectively provided with cabinet door, upper strata is reefer, and lower floor is automatic vacuum chamber, and air extracting pump is located at cabinet lower floor, the cabinet door of described lower floor is automatic vacuum device pedestal, and described automatic vacuum device is positioned at the cabinet outer side of door of lower floor.
Compared with prior art, advantage of the present invention is: when the pressure in cabinet equates with barometric pressure or during a little less than barometric pressure, wire contiguous block is under action of the spring, can be against two conductive connecting piece belows, connect two conductive connecting pieces thereby be communicated with, make power supply and air extracting pump form path, air extracting pump work, in the time that the pressure in cabinet approaches vacuum or reaches required value, barometric pressure is much larger than pressure in cabinet, under barometric pressure effect, automatically rubber shows that sheet moves in cabinet, and then overcome acting force of the spring, the contiguous block that makes to conduct electricity departs from two conductive connecting pieces, air extracting pump is quit work, in cabinet, pressure remains stable, use while storing thing, open constant pressure valve valve switch, gas is entered, inside and outside constant voltage, open again the cabinet door of lower floor, the present invention is simple and practical, both can chilled food, can store food at vacuum state again, safety and sanitation, convenient and practical.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the automatic vacuum apparatus structure schematic diagram in the embodiment of the present invention one, embodiment tri-and embodiment tetra-;
Fig. 2 is the multiplex heat-insulation and heat-preservation holding vessel of the automatic vacuum in the embodiment of the present invention two structural representation
Fig. 3 is the automatic vacuum apparatus structure schematic diagram in the embodiment of the present invention six;
Fig. 4 is the automatic vacuum apparatus structure schematic diagram in the embodiment of the present invention five;
Fig. 5 is the automatic vacuum apparatus structure schematic diagram in the embodiment of the present invention seven;
Fig. 6 is the structural representation of automatic vacuum telltale in the embodiment of the present invention;
Fig. 7 is the structural representation of automatic vacuum telltale in the embodiment of the present invention.
Detailed description of the invention
According to Fig. 1, shown in Fig. 6 and Fig. 7, the automatic vacuum device of the embodiment of the present invention one, comprise pedestal 1, vacuum display device 2, vacuum indicator, automatic constant-pressure vacuum gas discharge valve 3, constant pressure valve, automatic vacuum telltale and air extracting pump, pedestal 1 end face is provided with the vacuum display device 2 that runs through pedestal 1, automatic constant-pressure vacuum gas discharge valve 3, pedestal 1 is run through in air extracting pump working end, pedestal 1 side is provided with vacuum indicator, vacuum display device comprises telltale seat 21, show sheet 23 with the cover for seat 22 of telltale seat 21 sealing sockets with the exposed aerial rubber that is positioned at telltale seat 21 and cover for seat 22 interfaces, described telltale seat 22 runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, constant pressure valve comprises gas passage and controls the valve that gas passage opens and closes, described gas passage runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, automatic constant-pressure vacuum gas discharge valve 3 comprises the exhaust valve seat 31 that contains gas passage, the spool moving along gas passage and be socketed in the valve bonnet 32 outside exhaust valve seat 31, valve bonnet 32 is threaded connection with exhaust valve seat 31, in gas passage, be provided with the valve plate with through hole, spool can seal through hole, valve bonnet sidewall is provided with deflation hole, described spool bottom coordinates with valve plate through hole, spool top socket boss 33, boss 33 is connected with spool screw top, valve bonnet 32 bottom surfaces are provided with through hole, boss 33 sizes are greater than valve bonnet 32 clear size of opening, one end that boss 33 sizes are large is exposed to valve bonnet 32 through holes, automatic vacuum telltale comprises the automatic display seat 51 of upper end without the hollow of capping, automatic display cover for seat 52 and the spring 53 of sealing socket automatic display seat 51, the upper end of automatic display cover for seat 52 inwalls is relatively set with a pair of disconnected left conductive connecting piece 55 and right conductive connecting piece 54, wherein left conductive connecting piece 55 electric connection of power supply, right conductive connecting piece 54 is electrically connected air extracting pump, between two conductive connecting pieces, be connected with the automatic rubber of telltale cover for seat 52 upper end sealings is shown to sheet 56, automatic display seat 51 comprises that bottom is provided with the through hole being communicated with pedestal 1, between conductive connecting piece and automatic display seat 51, be provided with conduction contiguous block 57, conduction contiguous block 57 bottoms are connected with spring supporting spring 58, spring 53 upwards extends linking springs supporting spring 58 from automatic display seat 51 bottoms.
Shown in Fig. 2, Fig. 6 and Fig. 7, the multiplex heat-insulation and heat-preservation holding vessel of automatic vacuum of the embodiment of the present invention two, comprise tank body 4 and cover, described cover is automatic vacuum device pedestal 1, described tank body 4 comprises internal layer 42 and outer 41, the outside face of the multiplex heat-insulation and heat-preservation holding vessel of described automatic vacuum is provided with heat-insulating film, between described internal layer 42 and outer 41, is provided with insulating.Between described tank body 4 and cover, can or be threaded by buckle, in the present embodiment, the opening and closing place of cover and tank body 4 arranges respectively the negative thread and the outside thread that match, described tank body 4 is provided with rubber seal volume with the joining place of cover, described automatic vacuum device, comprise pedestal 1, vacuum display device 2, vacuum indicator, automatic constant-pressure vacuum gas discharge valve 3, constant pressure valve, automatic vacuum telltale and air extracting pump, pedestal 1 end face is provided with the vacuum display device 2 that runs through pedestal 1, automatic constant-pressure vacuum gas discharge valve 3, pedestal 1 is run through in air extracting pump working end, pedestal 1 side is provided with and pedestal 1 vacuum indicator, vacuum display device comprises telltale seat 21, show sheet 23 with the cover for seat 22 of telltale seat 21 sealing sockets with the exposed aerial rubber that is positioned at telltale seat 21 and cover for seat 22 interfaces, described telltale seat 22 runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, constant pressure valve comprises gas passage and controls the valve that gas passage opens and closes, described gas passage runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, automatic constant-pressure vacuum gas discharge valve 3 comprises the exhaust valve seat 31 that contains gas passage, the spool moving along gas passage and be socketed in the valve bonnet 32 outside exhaust valve seat 31, valve bonnet 32 is threaded connection with exhaust valve seat 31, in gas passage, be provided with the valve plate with through hole, spool can seal through hole, valve bonnet sidewall is provided with deflation hole, described spool bottom coordinates with valve plate through hole, spool top socket boss 33, boss 33 is connected with spool screw top, valve bonnet 32 end faces are provided with through hole, boss 33 sizes are greater than valve bonnet 32 clear size of opening, one end that boss 33 sizes are large is exposed to valve bonnet 32 through holes, automatic vacuum telltale comprises the automatic display seat 51 of upper end without the hollow of capping, automatic display cover for seat 52 and the spring 53 of sealing socket automatic display seat 51, the upper end of automatic display cover for seat 52 inwalls is relatively set with a pair of disconnected left conductive connecting piece 55 and right conductive connecting piece 54, wherein left conductive connecting piece 55 electric connection of power supply, right conductive connecting piece 54 is electrically connected air extracting pump, between two conductive connecting pieces, be connected with the automatic rubber of telltale cover for seat 52 upper end sealings is shown to sheet 56, automatic display seat 51 comprises that bottom is provided with the through hole being communicated with pedestal 1, between conductive connecting piece and automatic display seat 51, be provided with conduction contiguous block 57, conduction contiguous block 57 bottoms are connected with spring supporting spring 58, spring 53 upwards extends linking springs supporting spring 58 from automatic display seat 51 bottoms.
According to Fig. 1, shown in Fig. 6 and Fig. 7, the automatic vacuum food locker of the embodiment of the present invention three, comprise cabinet, described cabinet comprises internal layer and skin, between internal layer and skin, be provided with insulating, cabinet comprises the upper and lower, upper strata, lower floor is respectively provided with cabinet door, air extracting pump is located at cabinet lower floor, described cabinet door is automatic vacuum device pedestal 1, described automatic vacuum device is positioned at cabinet outer side of door, described automatic vacuum device comprises pedestal 1, vacuum display device 2, vacuum indicator, automatic constant-pressure vacuum gas discharge valve 3, constant pressure valve, automatic vacuum telltale and air extracting pump, pedestal 1 end face is provided with the vacuum display device 2 that runs through pedestal 1, automatic constant-pressure vacuum gas discharge valve 3, pedestal 1 is run through in air extracting pump working end, pedestal 1 side is provided with and pedestal 1 vacuum indicator, vacuum display device comprises telltale seat 21, show sheet 23 with the cover for seat 22 of telltale seat 21 sealing sockets with the exposed aerial rubber that is positioned at telltale seat 21 and cover for seat 22 interfaces, described telltale seat 22 runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, constant pressure valve comprises gas passage and controls the valve that gas passage opens and closes, described gas passage runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, automatic constant-pressure vacuum gas discharge valve 3 comprises the exhaust valve seat 31 that contains gas passage, the spool moving along gas passage, be socketed in the valve bonnet 32 outside exhaust valve seat 31, valve bonnet 32 is threaded connection with exhaust valve seat 31, in gas passage, be provided with the valve plate with through hole, spool can seal through hole, valve bonnet sidewall is provided with deflation hole, described spool bottom coordinates with valve plate through hole, top socket boss 33, boss 33 is connected with spool screw top, valve bonnet 32 end faces are provided with through hole, boss 33 sizes are greater than valve bonnet 32 clear size of opening, boss 33 is between valve bonnet 32 and valve seat 31, spool is also provided with handle, automatic vacuum telltale comprises the automatic display seat 51 of upper end without the hollow of capping, automatic display cover for seat 52 and the spring 53 of sealing socket automatic display seat 51, the upper end of automatic display cover for seat 52 inwalls is relatively set with a pair of disconnected left conductive connecting piece 55 and right conductive connecting piece 54, wherein left conductive connecting piece 55 electric connection of power supply, right conductive connecting piece 54 is electrically connected air extracting pump, between two conductive connecting pieces, be connected with the automatic rubber of telltale cover for seat 52 upper end sealings is shown to sheet 56, automatic display seat 51 comprises that bottom is provided with the through hole being communicated with pedestal 1, between conductive connecting piece and automatic display seat 51, be provided with conduction contiguous block 57, conduction contiguous block 57 bottoms are connected with spring supporting spring 58, spring 53 upwards extends linking springs supporting spring 58 from automatic display seat 51 bottoms.
According to Fig. 1, shown in Fig. 6 and Fig. 7, the automatic vacuum heat-insulation and heat-preservation viaticum case of the embodiment of the present invention four, comprise casing, described casing comprises internal layer and skin, internal layer is that oxford is made, outer make for dacron fabric, between internal layer and skin, be provided with insulating, casing is provided with the pressure-sealing zipper for opening casing, on casing, be also provided with telescopic pull bar and roller, described casing side is automatic vacuum device pedestal 1, described casing is provided with automatic vacuum device near pull bar place, described automatic vacuum device comprises pedestal 1, vacuum display device 2, vacuum indicator, automatic constant-pressure vacuum gas discharge valve 3, constant pressure valve, automatic vacuum telltale and air extracting pump, pedestal 1 end face is provided with the vacuum display device 2 that runs through pedestal 1, automatic constant-pressure vacuum gas discharge valve 3, pedestal 1 is run through in air extracting pump working end, pedestal 1 side is provided with and pedestal 1 vacuum indicator, vacuum display device comprises telltale seat 21, show sheet 23 with the cover for seat 22 of telltale seat 21 sealing sockets with the exposed aerial rubber that is positioned at telltale seat 21 and cover for seat 22 interfaces, described telltale seat 22 runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, constant pressure valve comprises gas passage and controls the valve that gas passage opens and closes, described gas passage runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, automatic constant-pressure vacuum gas discharge valve 3 comprises the exhaust valve seat 31 that contains gas passage, the spool moving along gas passage, be socketed in the valve bonnet 32 outside exhaust valve seat 31, valve bonnet 32 is threaded connection with exhaust valve seat 31, in gas passage, be provided with the valve plate with through hole, spool can seal through hole, valve bonnet sidewall is provided with deflation hole, described spool bottom coordinates with valve plate through hole, top socket boss 33, boss 33 is connected with spool screw top, valve bonnet 32 end faces are provided with through hole, boss 33 sizes are greater than valve bonnet 32 clear size of opening, boss 33 is between valve bonnet 32 and valve seat 31, spool is also provided with handle, automatic vacuum telltale comprises the automatic display seat 51 of upper end without the hollow of capping, automatic display cover for seat 52 and the spring 53 of sealing socket automatic display seat 51, the upper end of automatic display cover for seat 52 inwalls is relatively set with a pair of disconnected left conductive connecting piece 55 and right conductive connecting piece 54, wherein left conductive connecting piece 55 electric connection of power supply, right conductive connecting piece 54 is electrically connected air extracting pump, between two conductive connecting pieces, be connected with the automatic rubber of telltale cover for seat 52 upper end sealings is shown to sheet 56, automatic display seat 51 comprises that bottom is provided with the through hole being communicated with pedestal 1, between conductive connecting piece and automatic display seat 51, be provided with conduction contiguous block 57, conduction contiguous block 57 bottoms are connected with spring supporting spring 58, spring 53 upwards extends linking springs supporting spring 58 from automatic display seat 51 bottoms.
According to Fig. 4, shown in Fig. 6 and Fig. 7, the automatic vacuum freight container of the embodiment of the present invention five, comprise casing, described casing comprises internal layer and skin, between internal layer and skin, be provided with insulating, casing is provided with chamber door, described casing side is automatic vacuum device pedestal, casing side is provided with air extracting pump near chamber door place, casing internal layer is also provided with through hole, described through hole communicates with automatic constant-pressure vacuum gas discharge valve 3 by the passage between internal layer and skin, automatic vacuum device comprises pedestal 1, vacuum display device 2, vacuum indicator, automatic constant-pressure vacuum gas discharge valve 3, constant pressure valve, automatic vacuum telltale and air extracting pump, pedestal 1 end face is provided with the vacuum display device 2 that runs through pedestal 1, automatic constant-pressure vacuum gas discharge valve 3, pedestal 1 is run through in air extracting pump working end, pedestal 1 side is provided with and pedestal 1 vacuum indicator, vacuum display device comprises telltale seat 21, show sheet 23 with the cover for seat 22 of telltale seat 21 sealing sockets with the exposed aerial rubber that is positioned at telltale seat 21 and cover for seat 22 interfaces, described telltale seat 22 runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, constant pressure valve comprises gas passage and controls the valve that gas passage opens and closes, described gas passage runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, automatic constant-pressure vacuum gas discharge valve 3 comprises the exhaust valve seat 31 that contains gas passage, the spool moving along gas passage, be socketed in the valve bonnet 32 outside exhaust valve seat 31, valve bonnet 32 is threaded connection with exhaust valve seat 31, in gas passage, be provided with the valve plate with through hole, spool can seal through hole, valve bonnet 32 sidewalls are provided with deflation hole, described spool bottom coordinates with valve plate through hole, top socket boss 33, boss 33 is connected with spool screw top, valve bonnet 32 end faces are provided with through hole, boss 33 sizes are greater than valve bonnet 32 clear size of opening, one end that boss 33 sizes are large is exposed to valve bonnet 32 through holes, automatic vacuum telltale comprises the automatic display seat 51 of upper end without the hollow of capping, automatic display cover for seat 52 and the spring 53 of sealing socket automatic display seat 51, the upper end of automatic display cover for seat 52 inwalls is relatively set with a pair of disconnected left conductive connecting piece 55 and right conductive connecting piece 54, wherein left conductive connecting piece 55 electric connection of power supply, right conductive connecting piece 54 is electrically connected air extracting pump, between two conductive connecting pieces, be connected with the automatic rubber of telltale cover for seat 52 upper end sealings is shown to sheet 56, automatic display seat 51 comprises that bottom is provided with the through hole being communicated with pedestal 1, between conductive connecting piece and automatic display seat 51, be provided with conduction contiguous block 57, conduction contiguous block 57 bottoms are connected with spring supporting spring 58, spring 53 upwards extends linking springs supporting spring 58 from automatic display seat 51 bottoms.
According to Fig. 3, shown in Fig. 6 and Fig. 7, the automatic vacuum heat-insulation and heat-preservation family expenses vegetables and fruits storage bag of the embodiment of the present invention six, comprise inclusion, described inclusion comprises internal layer and skin, internal layer is that oxford is made, outer make for dacron fabric, between internal layer and skin, be provided with insulating, inclusion is provided with the pressure-sealing zipper for opening inclusion, inclusion top is provided with hand-strap, braces suspension ring, described inclusion top is automatic vacuum device pedestal 1, described automatic vacuum device comprises pedestal 1, vacuum display device 2, vacuum indicator, automatic constant-pressure vacuum gas discharge valve 3, constant pressure valve, automatic vacuum telltale and air extracting pump, pedestal 1 end face is provided with the vacuum display device 2 that runs through pedestal 1, automatic constant-pressure vacuum gas discharge valve 3, pedestal 1 is run through in air extracting pump working end, pedestal 1 side is provided with and pedestal 1 vacuum indicator, vacuum display device comprises telltale seat 21, show sheet 23 with the cover for seat 22 of telltale seat 21 sealing sockets with the exposed aerial rubber that is positioned at telltale seat 21 and cover for seat 22 interfaces, described telltale seat 22 runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, constant pressure valve comprises gas passage and controls the valve that gas passage opens and closes, described gas passage runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, automatic constant-pressure vacuum gas discharge valve 3 comprises the exhaust valve seat 31 that contains gas passage, the spool moving along gas passage, be socketed in the valve bonnet 32 outside exhaust valve seat 31, valve bonnet 32 is threaded connection with exhaust valve seat 31, in gas passage, be provided with the valve plate with through hole, spool can seal through hole, valve bonnet sidewall is provided with deflation hole, described spool bottom coordinates with valve plate through hole, top socket boss 33, boss 33 is connected with spool screw top, in the space that spool surrounds at valve bonnet 32 and valve seat 31, move, automatic vacuum telltale comprises the automatic display seat 51 of upper end without the hollow of capping, automatic display cover for seat 52 and the spring 53 of sealing socket automatic display seat 51, the upper end of automatic display cover for seat 52 inwalls is relatively set with a pair of disconnected left conductive connecting piece 55 and right conductive connecting piece 54, wherein left conductive connecting piece 55 electric connection of power supply, right conductive connecting piece 54 is electrically connected air extracting pump, between two conductive connecting pieces, be connected with the automatic rubber of telltale cover for seat 52 upper end sealings is shown to sheet 56, automatic display seat 51 comprises that bottom is provided with the through hole being communicated with pedestal 1, between conductive connecting piece and automatic display seat 51, be provided with conduction contiguous block 57, conduction contiguous block 57 bottoms are connected with spring supporting spring 58, spring 53 upwards extends linking springs supporting spring 58 from automatic display seat 51 bottoms.
According to Fig. 5, shown in Fig. 6 and Fig. 7, the automatic vacuum transport trolley of the embodiment of the present invention seven, car body is provided with casing and operator's compartment, described casing comprises internal layer and skin, between internal layer and skin, be provided with insulating, casing is provided with chamber door, in described operator's compartment, be provided with antidetonation vacuum indicator, antidetonation vacuum indicator one end communicates with casing internal layer, described casing side is automatic vacuum device pedestal 1, air extracting pump is located at the opposite of vehicle frame fuel tank, casing internal layer is also provided with through hole, described through hole communicates with automatic constant-pressure vacuum gas discharge valve 3 by the passage between internal layer and skin, described automatic vacuum device comprises pedestal 1, vacuum display device 2, vacuum indicator, automatic constant-pressure vacuum gas discharge valve 3, constant pressure valve, automatic vacuum telltale and air extracting pump, pedestal 1 end face is provided with the vacuum display device 2 that runs through pedestal 1, automatic constant-pressure vacuum gas discharge valve 3, pedestal 1 is run through in air extracting pump working end, pedestal 1 side is provided with and pedestal 1 vacuum indicator, vacuum display device comprises telltale seat 21, show sheet 23 with the cover for seat 22 of telltale seat 21 sealing sockets with the exposed aerial rubber that is positioned at telltale seat 21 and cover for seat 22 interfaces, described telltale seat 22 runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, constant pressure valve comprises gas passage and controls the valve that gas passage opens and closes, described gas passage runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, automatic constant-pressure vacuum gas discharge valve 3 comprises the exhaust valve seat 31 that contains gas passage, the spool moving along gas passage, be socketed in the valve bonnet 32 outside exhaust valve seat 31, valve bonnet 32 is threaded connection with exhaust valve seat 31, in gas passage, be provided with the valve plate with through hole, spool can seal through hole, valve bonnet sidewall is provided with deflation hole, described spool bottom coordinates with valve plate through hole, spool moves along gas passage, automatic vacuum telltale comprises the automatic display seat 51 of upper end without the hollow of capping, automatic display cover for seat 52 and the spring 53 of sealing socket automatic display seat 51, the upper end of automatic display cover for seat 52 inwalls is relatively set with a pair of disconnected left conductive connecting piece 55 and right conductive connecting piece 54, wherein left conductive connecting piece 55 electric connection of power supply, right conductive connecting piece 54 is electrically connected air extracting pump, between two conductive connecting pieces, be connected with the automatic rubber of telltale cover for seat 52 upper end sealings is shown to sheet 56, automatic display seat 51 comprises that bottom is provided with the through hole being communicated with pedestal 1, between conductive connecting piece and automatic display seat 51, be provided with conduction contiguous block 57, conduction contiguous block 57 bottoms are connected with spring supporting spring 58, spring 53 upwards extends linking springs supporting spring 58 from automatic display seat 51 bottoms.
According to Fig. 5, shown in Fig. 6 and Fig. 7, the automatic vacuum refrigerator of the embodiment of the present invention eight comprises cabinet, cabinet comprises the upper and lower, upper strata, lower floor is respectively provided with cabinet door, upper strata is reefer, lower floor is automatic vacuum chamber, air extracting pump is located at cabinet lower floor, the cabinet door of described lower floor is automatic vacuum device pedestal 1, described automatic vacuum device is positioned at the cabinet outer side of door of lower floor, described automatic vacuum device comprises pedestal 1, vacuum display device 2, vacuum indicator, automatic constant-pressure vacuum gas discharge valve 3, constant pressure valve, automatic vacuum telltale and air extracting pump, pedestal 1 end face is provided with the vacuum display device 2 that runs through pedestal 1, automatic constant-pressure vacuum gas discharge valve 3, pedestal 1 is run through in air extracting pump working end, pedestal 1 side is provided with and pedestal 1 vacuum indicator, vacuum display device comprises telltale seat 21, show sheet 23 with the cover for seat 22 of telltale seat 21 sealing sockets with the exposed aerial rubber that is positioned at telltale seat 21 and cover for seat 22 interfaces, described telltale seat 22 runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, constant pressure valve comprises gas passage and controls the valve that gas passage opens and closes, described gas passage runs through pedestal 1, extend to pedestal 1 end face from pedestal 1 bottom surface, automatic constant-pressure vacuum gas discharge valve 3 comprises the exhaust valve seat 31 that contains gas passage, the spool moving along gas passage, be socketed in the valve bonnet 32 outside exhaust valve seat 31, valve bonnet 32 is threaded connection with exhaust valve seat 31, in gas passage, be provided with the valve plate with through hole, spool can seal through hole, valve bonnet sidewall is provided with deflation hole, described spool bottom coordinates with valve plate through hole, spool moves along gas passage, automatic vacuum telltale comprises the automatic display seat 51 of upper end without the hollow of capping, automatic display cover for seat 52 and the spring 53 of sealing socket automatic display seat 51, the upper end of automatic display cover for seat 52 inwalls is relatively set with a pair of disconnected left conductive connecting piece 55 and right conductive connecting piece 54, wherein left conductive connecting piece 55 electric connection of power supply, right conductive connecting piece 54 is electrically connected air extracting pump, between two conductive connecting pieces, be connected with the automatic rubber of telltale cover for seat 52 upper end sealings is shown to sheet 56, automatic display seat 51 comprises that bottom is provided with the through hole being communicated with pedestal 1, between conductive connecting piece and automatic display seat 51, be provided with conduction contiguous block 57, conduction contiguous block 57 bottoms are connected with spring supporting spring 58, spring 53 upwards extends linking springs supporting spring 58 from automatic display seat 51 bottoms.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic is not done too much description at this.Should be understood that; for a person skilled in the art, not departing under the prerequisite of structure of the present invention, can also make some distortion and improvement; these also should be considered as protection scope of the present invention, and these can not affect effect of the invention process and practical applicability.
Claims (15)
1. an automatic vacuum device, comprise pedestal and air extracting pump, pedestal is run through in air extracting pump working end, it is characterized in that: also comprise that base top surface is provided with the automatic vacuum telltale that runs through pedestal, automatic vacuum telltale comprises passage and runs through pedestal, passage upper end be tightly connected can axial elasticity deformation automatic rubber show sheet, in passage, be provided with automatic rubber and show the conduction contiguous block that sheet deformation is moved, in passage, be provided with a pair of from conductive connecting piece, when conduction contiguous block is connected conductive connecting piece while outwards moving.
2. automatic vacuum device according to claim 1, it is characterized in that: also comprise that constant pressure valve and base top surface are provided with the automatic constant-pressure vacuum gas discharge valve that runs through pedestal, automatic vacuum display unit main body comprises the automatic display seat of upper end without the hollow of capping, the automatic display cover for seat of sealing socket automatic display seat, automatic display seat comprises the through hole being communicated with pedestal that bottom is provided with, in automatic display cover for seat, establish elastically-deformable having of telltale cover for seat upper end sealing automatic rubber is shown to sheet, in automatic display cover for seat automatically rubber show sheet two ends be relatively set with a pair of from conductive connecting piece, between conductive connecting piece and automatic display seat, be provided with the conduction contiguous block that can connect two conductive connecting pieces, conduction contiguous block bottom is connected with spring supporting spring, spring upwards extends linking springs supporting spring from automatic display seat bottom, constant pressure valve comprises the valve that gas passage and control gas passage open and close, and described gas passage runs through and extends to base top surface from base bottom surface, automatic constant-pressure vacuum gas discharge valve comprises the exhaust valve seat that contains gas passage, the spool moving along gas passage, be socketed in the valve bonnet outside exhaust valve seat, valve bonnet is connected with exhaust valve seat, in gas passage, be provided with the valve plate with valve seat one, valve plate is provided with through hole, spool can seal through hole, and valve bonnet sidewall is provided with deflation hole.
3. automatic vacuum device according to claim 2, is characterized in that: described spool bottom coordinates with valve plate through hole, and top is socketed the boss being threaded with spool, and spool moves in the space that valve bonnet and valve seat surround.
4. automatic vacuum device according to claim 2, it is characterized in that: described spool bottom coordinates with valve plate through hole, top is socketed the boss being connected with spool screw top, valve bonnet bottom surface is provided with through hole, boss size is greater than valve bonnet clear size of opening, and one end that boss size is large is exposed to valve bonnet through hole.
5. automatic vacuum device according to claim 2, it is characterized in that: described spool bottom coordinates with valve plate through hole, top is socketed the boss being connected with spool screw top, valve bonnet bottom surface is provided with through hole, boss size is greater than valve bonnet clear size of opening, boss is between valve bonnet and valve seat, and spool is also provided with handle.
6. automatic vacuum device according to claim 2, is characterized in that: described spool bottom coordinates with valve plate through hole, and spool moves along gas passage.
7. one kind comprises the multiplex heat-insulation and heat-preservation holding vessel of automatic vacuum claimed in claim 3, comprise tank body and cover, it is characterized in that: described cover is automatic vacuum device pedestal, described tank body comprises internal layer and skin, the outside face of the multiplex heat-insulation and heat-preservation holding vessel of described automatic vacuum is provided with heat-insulating film, between described internal layer and skin, be provided with insulating, between tank body and cover for attaching type removably connects or spiral removably connecting.
8. the multiplex heat-insulation and heat-preservation holding vessel of automatic vacuum according to claim 7, is characterized in that: the joining place of described tank body and cover is provided with rubber seal volume.
9. one kind comprises automatic vacuum food locker claimed in claim 5, described automatic vacuum food locker comprises cabinet, described cabinet comprises internal layer and skin, between internal layer and skin, be provided with insulating, cabinet comprises the upper and lower, and upper strata, lower floor are respectively provided with cabinet door, it is characterized in that: air extracting pump is located at cabinet lower floor, described cabinet door is automatic vacuum device pedestal, and described automatic vacuum device is positioned at cabinet outer side of door.
10. automatic vacuum food locker according to claim 9, is characterized in that: described automatic vacuum food locker cabinet top is provided with foldable table.
11. 1 kinds comprise automatic vacuum freight container claimed in claim 4, described automatic vacuum freight container comprises casing, described casing comprises internal layer and skin, between internal layer and skin, be provided with insulating, casing is provided with chamber door, it is characterized in that: described casing side is automatic vacuum device pedestal, constant pressure valve is located at casing side, casing side is provided with air extracting pump near chamber door place, casing internal layer is also provided with through hole, and described through hole communicates with automatic constant-pressure vacuum gas discharge valve by the passage between internal layer and skin.
12. 1 kinds comprise automatic vacuum transport trolley claimed in claim 6, described automatic vacuum transport trolley comprises car body, car body is provided with casing and operator's compartment, described casing comprises internal layer and skin, between internal layer and skin, be provided with insulating, casing is provided with chamber door, it is characterized in that: in described operator's compartment, be provided with antidetonation vacuum indicator, antidetonation vacuum indicator one end communicates with casing internal layer, described casing side is automatic vacuum device pedestal, constant pressure valve is located at casing side, air extracting pump is located at the opposite of vehicle frame fuel tank, casing internal layer is also provided with through hole, described through hole communicates with automatic constant-pressure vacuum gas discharge valve by the passage between internal layer and skin.
13. 1 kinds comprise automatic vacuum heat-insulation and heat-preservation family expenses vegetables and fruits storage bag claimed in claim 5, described automatic vacuum heat-insulation and heat-preservation family expenses vegetables and fruits storage bag, comprise inclusion, it is characterized in that: described inclusion comprises internal layer and skin, internal layer is that oxford is made, outer make for dacron fabric, between internal layer and skin, be provided with insulating, inclusion is provided with the pressure-sealing zipper for opening inclusion, inclusion top is provided with hand-strap, braces suspension ring, described inclusion top is automatic vacuum device pedestal, and inclusion crown center place is provided with automatic vacuum device.
14. 1 kinds comprise automatic vacuum heat-insulation and heat-preservation viaticum case claimed in claim 5, described automatic vacuum heat-insulation and heat-preservation viaticum case comprises casing, described casing comprises internal layer and skin, it is characterized in that: internal layer is that oxford is made, outer make for dacron fabric, between internal layer and skin, be provided with insulating, casing is provided with the pressure-sealing zipper for opening casing, on casing, be also provided with telescopic pull bar and roller, described casing side is automatic vacuum device pedestal, and described casing is provided with automatic vacuum device near pull bar place.
15. 1 kinds comprise automatic vacuum refrigerator claimed in claim 5, described automatic vacuum refrigerator comprises cabinet, cabinet comprises the upper and lower, upper strata, lower floor are respectively provided with cabinet door, upper strata is reefer, it is characterized in that: lower floor is automatic vacuum chamber, and air extracting pump is located at cabinet lower floor, the cabinet door of described lower floor is automatic vacuum device pedestal, and described automatic vacuum device is positioned at the cabinet outer side of door of lower floor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410236987.7A CN103979211A (en) | 2014-05-30 | 2014-05-30 | Automatic vacuum device and container comprising automatic vacuum device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410236987.7A CN103979211A (en) | 2014-05-30 | 2014-05-30 | Automatic vacuum device and container comprising automatic vacuum device |
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| CN103979211A true CN103979211A (en) | 2014-08-13 |
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| CN201410236987.7A Pending CN103979211A (en) | 2014-05-30 | 2014-05-30 | Automatic vacuum device and container comprising automatic vacuum device |
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Application publication date: 20140813 |