CN108910136B - A evacuating device for rice bag - Google Patents
A evacuating device for rice bag Download PDFInfo
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- CN108910136B CN108910136B CN201810692482.XA CN201810692482A CN108910136B CN 108910136 B CN108910136 B CN 108910136B CN 201810692482 A CN201810692482 A CN 201810692482A CN 108910136 B CN108910136 B CN 108910136B
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- air
- limiting
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- evacuation
- suction nozzle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
Abstract
The invention discloses a vacuumizing device for a rice bag, which comprises an air extracting device and a vacuumizing port device matched with the air extracting device, wherein the vacuumizing port device is arranged on an air vent of the rice bag, the air extracting device comprises a vacuumizing valve seat and a vacuumizing valve cover which are arranged on the rice bag, the upper end of a shell of an air extracting cylinder is inserted into a connecting seat, a lifting hole is formed in the middle of the connecting seat, a lifting structure is connected with the lifting hole in a sliding mode, the lifting structure consists of a lifting structure body and a return spring, the lifting structure body comprises a lifting handle, a connecting rod and a sealing structure, the lifting handle is transversely arranged at the upper end of the connecting rod, a non-woven fabric layer is arranged on the inner side wall of the elastic iron ring, an iron ring groove matched with the elastic iron ring is formed in the lower end of a suction nozzle of the air extracting cylinder, and the bottom of the suction nozzle of the air. The invention aims to provide a vacuumizing device for a rice bag, which has the advantages of firm connection of a cover device, long service life, air leakage prevention and convenience in use.
Description
Technical Field
The invention relates to the technical field of vacuumizing, in particular to a vacuumizing device for a rice bag.
Background
At present, most of the food preservation, moisture-proof and mildew-proof articles are stored by using containers which are easy to seal, vacuumizing the containers by an electric pump device and then sealing the containers. Commonly used pump bowl needs both hands to use, it is very inconvenient, general pump bowl is when bleeding, the skew can take place to cause the pumping efficiency step-down in the direction of handle, and the suction nozzle on the pump bowl is used for a long time and is out of shape easily afterwards and cause gas leakage, the influence is used, generally all can be equipped with a evacuation valve on the bag body of compression bag, the cooperation pump bowl carries out the evacuation to it, application method is being counterpointed the suction nozzle of pump bowl and is bleeding in the gas outlet department of evacuation valve, and it is not fixed usually between the two, antiskid, skid easily when using, gas leakage, influence efficiency.
Disclosure of Invention
The invention aims to provide a vacuumizing device for a rice bag, which has the advantages of firm connection of a cover device, long service life, air leakage prevention and convenience in use.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an evacuating device for rice bag, includes air exhaust device and rather than complex evacuation mouth device, evacuation mouth device is installed on the blow vent of rice bag, evacuation mouth device is including installing evacuation valve seat, the evacuation valve lid on the rice bag, the evacuation valve lid sets up the upper end at the evacuation valve seat, evacuation valve lid and evacuation valve seat threaded connection, the middle part of evacuation valve seat is equipped with bleed passage, bleed passage's middle part is equipped with three and each other is 60 the splits of bleeding that set up, three the one end of bleeding the split assemble into a bit, the middle part of evacuation valve lid is equipped with decurrent evacuation groove, the evacuation groove sets up to cylindrically, the lower extreme in evacuation groove is equipped with four extraction holes, the upside in evacuation groove is equipped with an air bleed valve switch, the air bleed valve switch sets up to the cylinder, the upper end of the air exhaust valve switch is provided with a circle of annular gripping part, the interior of the air exhaust valve switch is a cavity, the lower end of the air exhaust valve switch is an opening, the lower end of the air exhaust valve switch is provided with a circular sealing pad, the lower end of the outer wall of the air exhaust valve switch is provided with a circle of first annular limiting bulge, the lower side of the first annular limiting bulge is provided with a circle of annular limiting groove, the upper end of the inner wall of the vacuumizing groove is provided with a second annular limiting bulge which plays a limiting role in limiting the first annular limiting bulge, and the lower end of the inner wall of the vacuumizing groove is provided with a third annular limiting bulge which is clamped with the annular limiting groove; the air extracting device comprises an air extracting cylinder shell, a handle structure, a lifting structure and an air extracting cylinder suction nozzle, wherein the air extracting cylinder shell is arranged to be cylindrical, a lifting cavity is arranged in the air extracting cylinder shell, the upper end of the air extracting cylinder shell is provided with an opening, the handle structure is connected with the upper end of the air extracting cylinder shell and comprises a handle body and a connecting seat, the handle body is arranged at the upper end of the connecting seat, the lower end of the connecting seat is in an open cylindrical shape, the upper end of the air extracting cylinder shell is inserted into the connecting seat, the middle part of the connecting seat is provided with a lifting hole, the lifting structure is in sliding connection with the lifting hole and consists of a lifting structure body and a reset spring, the lifting structure body comprises a lifting handle, a connecting rod and a gas-tight structure, the lifting handle is transversely arranged at the upper end of the connecting rod, and the gas-, the air-tight structure is connected with the inner wall of the air pump shell in a vertical sliding manner, the edge of the air-tight structure is tightly abutted against the inner wall of the air pump shell, a vertically arranged return spring is arranged between the air-tight structure and the connecting seat, the upper end and the lower end of the return spring are respectively abutted against the connecting seat and the sliding air-tight sheet, the suction nozzle of the air pump is fixedly connected with the lower end of the air pump shell, the middle part of the upper end of the suction nozzle of the air pump is provided with a first air suction hole, the middle part of the lower end of the air pump shell is provided with a connecting pipe, the connecting pipe is internally provided with a second air suction hole communicated with the suction nozzle of the air pump, the connecting pipe is inserted into the suction nozzle of the air pump, the side surface of the lower end of the suction nozzle of the air pump is circumferentially provided with an anti-deformation structure, the anti-deformation structure comprises an elastic iron ring, the lower end of the suction tube suction nozzle is provided with an iron ring groove matched with the elastic iron ring, the bottom of the suction tube suction nozzle is connected with the vacuum pumping valve cover through a reinforcing structure, the reinforcing structure consists of a limiting boss arranged at the upper end of the vacuum pumping valve cover and a limiting sheet arranged at the bottom of the suction tube suction nozzle, the limiting sheets are provided with two limiting sheets which are symmetrically arranged at the bottom of the suction tube suction nozzle, the limiting sheets are radially arranged, the limiting boss is provided with two limiting bosses which are symmetrically arranged at the upper end of the vacuum pumping valve cover, the right end of the lower end of the limiting boss is provided with a limiting sheet sliding groove, the limiting sheet rotates and is embedded into the limiting sheet sliding groove, the upper side surface of the limiting sheet sliding groove is provided with a thin outer part and thick inner part, the tightening strip and the limiting sheet are both made of rubber, the left end of the lower surface of the tightening strip is provided with a stable bulge, and the left end of the upper surface of, and a metal anti-folding piece is transversely arranged in the limiting piece, and the inner section of the metal anti-folding piece extends into the suction nozzle of the suction cylinder.
The invention is further provided that the side wall of the connecting seat is symmetrically provided with two rectangular clamping grooves, the inner wall of the left side of each clamping groove is provided with a sliding groove, the upper end of the air pumping cylinder shell is provided with a limiting bulge corresponding to the sliding groove, the limiting bulge is in sliding connection with the sliding groove, and the limiting bulge is clamped with the clamping grooves.
The invention is further set that the airtight structure consists of an airtight body and an airtight rubber ring, the side wall of the airtight body is provided with a circle of annular rubber groove, and the airtight rubber ring is sleeved on the rubber groove.
The invention is further provided with sliding grooves at two ends of the handle, strip-shaped bulges in sliding connection with the sliding grooves are arranged on the inner wall of the handle body, and the stable bulges are triangular.
The invention has the beneficial effects that: the invention provides a vacuumizing device for a rice bag, which can keep the shape of a suction nozzle of an air extracting cylinder by arranging an elastic iron ring to prevent air leakage or reduction of air suction efficiency caused by deformation, the arranged non-woven fabric layer can prevent the elastic iron ring from wearing the suction nozzle of the air extracting cylinder, a notch is arranged in a diamond shape to enhance the deformation prevention effect of the elastic iron ring, a set limiting sheet rotates and is embedded into a limiting sheet sliding groove below a limiting boss to fix the suction nozzle of the air extracting cylinder on a vacuumizing valve to prevent the efficiency and the air leakage from being influenced by looseness or deviation during air extraction, a set tightening strip is arranged in a shape with a thin outer part and a thick inner part to enable the limiting sheet to be more and more tight during embedding, the stable effect is improved, a set stable bulge and a stable groove are matched to enhance the fixing effect, a metal anti-folding sheet is arranged inside the limiting sheet and extends into the suction nozzle of the air extracting cylinder to, prevent that spacing piece from buckling deformation, increase of service life promotes firm effect.
Drawings
FIG. 1 is a schematic structural view of the pump cartridge of the present invention;
FIG. 2 is a schematic diagram of the construction of the vacuum valve of the present invention;
FIG. 3 is a top view of the vacuum valve of the present invention;
FIG. 4 is a cross-sectional view of the pump cartridge of the present invention;
FIG. 5 is a cross-sectional view of the vacuum-pumping valve cover of the present invention;
FIG. 6 is an enlarged view of the portion A of FIG. 2;
FIG. 7 is an enlarged view of the portion B in FIG. 4 according to the present invention.
The reference numbers in the figures mean: 1-a handle body; 2-a connecting seat; 3-air extraction cylinder shell; 4-suction nozzle of air suction cylinder; 5-an elastic iron ring; 6-limiting sheet; 7-a connecting rod; 8-a handle; 9-strip-shaped protrusions; 10-a vacuum pumping valve seat; 11-vacuum pumping valve cover; 12-a limit boss; 13-a stabilizing tank; 14-limiting piece sliding chutes; 15-tightening the strip; 16-a stabilizing projection; 17-an annular recess; 18-a grip portion; 19-a return spring; 20-a dense structure; 21-a first annular limiting protrusion; 22-a third annular limiting protrusion; 23-circular limiting groove; 24-a gasket; 25-air extraction holes; 26-a non-woven fabric layer; 27-metal anti-folding sheet; 28-a second annular stop boss; 29-air bleed valve switch.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The present invention is explained below with reference to fig. 1 to 7.
The utility model provides an evacuating device for rice bag, includes air exhaust device and rather than complex evacuation mouth device, evacuation mouth device is installed on the blow vent of rice bag, evacuation mouth device is including installing evacuation valve seat, the evacuation valve lid on the rice bag, the evacuation valve lid sets up the upper end at the evacuation valve seat, evacuation valve lid and evacuation valve seat threaded connection, the middle part of evacuation valve seat is equipped with bleed passage, bleed passage's middle part is equipped with three mutual gashes that are 60 settings, three the one end of gashes assemble into a bit, the middle part of evacuation valve lid is equipped with decurrent evacuation groove, the evacuation groove sets up to cylindrically, the lower extreme in evacuation groove is equipped with four extraction holes 25, the upside in evacuation groove is equipped with a bleed valve switch, the bleed valve switch sets up to the cylinder, the upper end of bleed-off valve switch is equipped with round annular gripping portion 18, the inside of bleed-off valve switch is the cavity, the lower extreme of bleed-off valve switch is the opening, the lower extreme of bleed-off valve switch is equipped with a circular shape sealed pad 24, the lower extreme of the outer wall of bleed-off valve switch is equipped with the spacing arch 21 of the first annular of round, the downside of the spacing arch 21 of first annular is equipped with round annular spacing groove, the upper end of the inner wall in evacuation groove is equipped with the spacing arch 28 of the second annular that plays limiting displacement to the spacing arch 21 of first annular, the lower extreme of the inner wall in evacuation groove is equipped with the spacing arch 22 of third annular with the spacing groove 23 joint in the ring, during the use, pulls on bleed-off valve switch 29, can make the internal and external portion of bag ventilate, takes gas out.
The air extracting device comprises an air extracting cylinder shell 3, a handle structure, a lifting structure and an air extracting cylinder suction nozzle 4, wherein the air extracting cylinder shell 3 is arranged in a cylindrical shape, a lifting cavity is arranged in the air extracting cylinder shell 3, the upper end of the air extracting cylinder shell 3 is an opening, the handle structure is connected with the upper end of the air extracting cylinder shell 3, the handle structure comprises a handle body 1 and a connecting seat, the handle body 1 is arranged at the upper end of the connecting seat, the connecting seat is arranged in a cylindrical shape with an opening at the lower end, the upper end of the air extracting cylinder shell 3 is inserted into the connecting seat 2, a lifting hole is formed in the middle of the connecting seat, the lifting structure is in sliding connection with the lifting hole, the lifting structure comprises a lifting structure body and a reset spring 19, the lifting structure body comprises a lifting handle 8, a connecting rod 7 and a gas-tight structure 20, the handle 8 is transversely arranged at the upper end of the connecting rod 7, the air-tight structure 20 is connected with the inner wall of the air pump shell 3 in a vertical sliding manner, the edge of the air-tight structure 20 is tightly abutted against the inner wall of the air pump shell, a vertically arranged return spring 19 is arranged between the air-tight structure 20 and the connecting seat, the upper end and the lower end of the return spring 19 are respectively abutted against the connecting seat and the sliding air-tight sheet, the suction nozzle 4 of the air pump is fixedly connected with the lower end of the air pump shell 3, a first suction hole 25 is arranged in the middle of the upper end of the suction nozzle 4 of the air pump, a connecting pipe is arranged in the middle of the lower end of the air pump shell 3, a second suction hole 25 communicated with the suction nozzle 4 of the air pump is arranged in the connecting pipe, the connecting pipe is inserted into the suction nozzle 4 of the air pump, the suction nozzle 4 of the air pump is aligned with the switch of.
The side face of the lower end of the suction tube suction nozzle 4 is provided with an anti-deformation structure along the circumferential direction, the anti-deformation structure comprises an elastic iron ring 5, the elastic iron ring 5 is provided with a notch, the notch is arranged in a diamond shape, the inner side wall of the elastic iron ring 5 is provided with a non-woven fabric layer 26, the lower end of the suction tube suction nozzle 4 is provided with an iron ring groove matched with the elastic iron ring 5, the bottom of the suction tube suction nozzle is connected with the vacuumizing valve cover through a reinforcing structure, the reinforcing structure consists of a limiting boss 12 arranged at the upper end of the vacuumizing valve cover and a limiting sheet 6 arranged at the bottom of the suction tube suction nozzle 4, the limiting sheets 6 are provided with two limiting sheets which are symmetrically arranged at the bottom of the suction tube suction nozzle, the limiting sheets 6 are arranged along the radial direction, the limiting boss 12 is provided with two limiting sheets which are symmetrically arranged at the upper end of the vacuumizing valve cover, the limiting sheet 6 rotates and is embedded into the limiting sheet sliding groove 14, the upper side surface of the limiting sheet sliding groove 14 is provided with a tightening strip 15 which is thin outside and thick inside, the tightening strip 15 and the limiting sheet 6 are both made of rubber, the left end of the lower surface of the tightening strip 15 is provided with a stabilizing bulge 16, the left end of the upper surface of the limiting sheet 6 is provided with a stabilizing groove 13 which is matched with the stabilizing bulge 16, the inside of the limiting sheet 6 is transversely provided with a metal anti-folding sheet 27, the inner section of the metal anti-folding sheet 27 extends into the suction nozzle 4 of the suction cylinder, the shape of the suction nozzle 4 of the suction cylinder can be kept by arranging the elastic iron ring 5, the deformation of the suction nozzle 4 of the suction cylinder can be prevented to cause air leakage or the reduction of the suction efficiency, the arranged non-woven fabric layer 26 can prevent the elastic iron ring 5 from causing abrasion to the suction nozzle 4 of the suction cylinder, the gap is arranged into a rhombus shape to enhance the deformation effect of the elastic iron ring 5, the, can fix exhaust column suction nozzle 4 on the evacuation valve, prevent not hard up or skew influence efficiency and gas leakage when bleeding, the tightening strip 15 that sets up is set to outer thin interior thick shape and more tight when can making spacing piece 6 imbed, promote stable effect, the firm arch 16 and the cooperation of firm groove 13 of setting can strengthen fixed effect, the inside of spacing piece 6 is equipped with the anti folding piece 27 of metal and extends like can strengthen spacing piece 6's intensity in exhaust column suction nozzle 4, prevent spacing piece 6 buckling deformation, prolonged service life, promote stable effect.
The lateral wall symmetry of connecting seat 2 is equipped with two rectangle draw-in grooves, the left side inner wall of draw-in groove is equipped with the spout, the position that corresponds the spout in exhaust column shell upper end is equipped with spacing arch, spacing arch and spout sliding connection, spacing arch and draw-in groove joint make firm in connection, easy to assemble, dismantlement between handle and the exhaust column shell 3. The airtight structure 20 comprises airtight body and airtight rubber ring, the lateral wall of airtight body is equipped with the annular rubber groove of round, airtight rubber ring cover is established on the rubber groove, easy to assemble, change airtight rubber ring cover. The both ends of handle 8 are equipped with the sliding tray, the inner wall of handle body 1 is equipped with the bar arch 9 with sliding tray sliding connection, and when using, handle 8 can not take place the skew, and is laborsaving. The stabilizing protrusions 16 are triangular, so that the stabilizing effect is strong.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and those modifications and variations assumed in the above are also considered to be within the protective scope of the present invention.
Claims (5)
1. The utility model provides an evacuating device for rice bag, includes air exhaust device and rather than complex evacuation mouth device which characterized in that: the utility model discloses a rice bag, including rice bag, evacuation mouth device, evacuation valve seat, evacuation valve lid, evacuation passageway, evacuation valve lid sets up the upper end at the evacuation valve seat, evacuation valve lid and evacuation valve seat threaded connection, the middle part of evacuation valve seat is equipped with air exhaust passage, air exhaust passage's middle part is equipped with three splits that are 60 settings each other, three air exhaust split's one end assemble into a bit, the middle part of evacuation valve lid is equipped with decurrent evacuation groove, the evacuation groove sets up cylindrically, the lower extreme in evacuation groove is equipped with four extraction holes, the upside in evacuation groove is equipped with an air exhaust valve switch, air exhaust valve switch sets up to the cylinder, air exhaust valve switch's upper end is equipped with round annular portion of grasping, air exhaust valve switch's inside is the cavity, the lower end of the air exhaust valve switch is an opening, a circular sealing gasket is arranged at the lower end of the air exhaust valve switch, a circle of first annular limiting bulge is arranged at the lower end of the outer wall of the air exhaust valve switch, a circle of annular limiting groove is arranged at the lower side of the first annular limiting bulge, a second annular limiting bulge which has a limiting effect on the first annular limiting bulge is arranged at the upper end of the inner wall of the vacuumizing groove, and a third annular limiting bulge clamped with the annular limiting groove is arranged at the lower end of the inner wall of the vacuumizing groove; the air extracting device comprises an air extracting cylinder shell, a handle structure, a lifting structure and an air extracting cylinder suction nozzle, wherein the air extracting cylinder shell is arranged to be cylindrical, a lifting cavity is arranged in the air extracting cylinder shell, the upper end of the air extracting cylinder shell is provided with an opening, the handle structure is connected with the upper end of the air extracting cylinder shell and comprises a handle body and a connecting seat, the handle body is arranged at the upper end of the connecting seat, the lower end of the connecting seat is in an open cylindrical shape, the upper end of the air extracting cylinder shell is inserted into the connecting seat, the middle part of the connecting seat is provided with a lifting hole, the lifting structure is in sliding connection with the lifting hole and consists of a lifting structure body and a reset spring, the lifting structure body comprises a lifting handle, a connecting rod and a gas-tight structure, the lifting handle is transversely arranged at the upper end of the connecting rod, and the gas-, the air-tight structure is connected with the inner wall of the air pump shell in a vertical sliding manner, the edge of the air-tight structure is tightly abutted against the inner wall of the air pump shell, a vertically arranged return spring is arranged between the air-tight structure and the connecting seat, the upper end and the lower end of the return spring are respectively abutted against the connecting seat and the sliding air-tight sheet, the suction nozzle of the air pump is fixedly connected with the lower end of the air pump shell, the middle part of the upper end of the suction nozzle of the air pump is provided with a first air suction hole, the middle part of the lower end of the air pump shell is provided with a connecting pipe, the connecting pipe is internally provided with a second air suction hole communicated with the suction nozzle of the air pump, the connecting pipe is inserted into the suction nozzle of the air pump, the side surface of the lower end of the suction nozzle of the air pump is circumferentially provided with an anti-deformation structure, the anti-deformation structure comprises an elastic iron ring, the lower end of the suction tube suction nozzle is provided with an iron ring groove matched with the elastic iron ring, the bottom of the suction tube suction nozzle is connected with the vacuum pumping valve cover through a reinforcing structure, the reinforcing structure consists of a limiting boss arranged at the upper end of the vacuum pumping valve cover and a limiting sheet arranged at the bottom of the suction tube suction nozzle, the limiting sheets are provided with two limiting sheets which are symmetrically arranged at the bottom of the suction tube suction nozzle, the limiting sheets are radially arranged, the limiting boss is provided with two limiting bosses which are symmetrically arranged at the upper end of the vacuum pumping valve cover, the right end of the lower end of the limiting boss is provided with a limiting sheet sliding groove, the limiting sheet rotates and is embedded into the limiting sheet sliding groove, the upper side surface of the limiting sheet sliding groove is provided with a thin outer part and thick inner part, the tightening strip and the limiting sheet are both made of rubber, the left end of the lower surface of the tightening strip is provided with a stable bulge, and the left end of the upper surface of, and a metal anti-folding piece is transversely arranged in the limiting piece, and the inner section of the metal anti-folding piece extends into the suction nozzle of the suction cylinder.
2. The vacuum extractor for rice bags of claim 1, wherein: the lateral wall symmetry of connecting seat is equipped with two rectangle draw-in grooves, the left side inner wall of draw-in groove is equipped with the spout, the position that corresponds the spout in exhaust column shell upper end is equipped with spacing arch, spacing arch and spout sliding connection, spacing arch and draw-in groove joint.
3. The vacuum extractor for rice bags of claim 1, wherein: the airtight structure comprises airtight body and airtight rubber ring, the lateral wall of airtight body is equipped with the annular rubber groove of round, airtight rubber ring cover is established on the rubber groove.
4. The vacuum extractor for rice bags of claim 1, wherein: the both ends of handle are equipped with the sliding tray, the inner wall of handle body is equipped with the bar arch with sliding tray sliding connection.
5. The vacuum extractor for rice bags of claim 1, wherein: the stabilizing protrusions are arranged in a triangular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810692482.XA CN108910136B (en) | 2018-06-22 | 2018-06-22 | A evacuating device for rice bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810692482.XA CN108910136B (en) | 2018-06-22 | 2018-06-22 | A evacuating device for rice bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108910136A CN108910136A (en) | 2018-11-30 |
| CN108910136B true CN108910136B (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810692482.XA Active CN108910136B (en) | 2018-06-22 | 2018-06-22 | A evacuating device for rice bag |
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| CN (1) | CN108910136B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216146B (en) * | 2021-05-19 | 2022-08-02 | 国强建设集团有限公司 | Vacuum preloading device and vacuum preloading method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202006000048U1 (en) * | 2005-09-02 | 2007-01-11 | Liebherr-Hausgeräte Ochsenhausen GmbH | Packing system for e.g. deep-frozen good, has vacuum pump connected with air-tight closable freezer bags made of flexible plastic and for evacuating freezer bags after filling with deep-freeze goods, where pump is operated using hand |
| CN201002824Y (en) * | 2007-02-01 | 2008-01-09 | 管昌国 | Air suction device for vacuum bag |
| JP2010518303A (en) * | 2007-02-05 | 2010-05-27 | シーティーアイ インダストリーズ， インコーポレイテッド | Vacuum container pump |
| KR100896459B1 (en) * | 2008-09-05 | 2009-05-14 | 주식회사 카노 | A food vacuum compression pack |
| CN201457990U (en) * | 2009-06-29 | 2010-05-12 | 叶常青 | Vacuum compressed bag |
| CN201874769U (en) * | 2010-12-09 | 2011-06-22 | 郑海明 | Air extractor for vacuum bag |
| CN201953603U (en) * | 2011-03-04 | 2011-08-31 | 湖北怡家家庭用品有限公司 | Air extracting device of double-cylinder vacuum bag |
| CN204895941U (en) * | 2015-04-21 | 2015-12-23 | 张海波 | Vacuum compression bag exhaust component |
| CN205330907U (en) * | 2016-01-21 | 2016-06-22 | 田泽浩 | Manual formula vacuum pumping device |
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2018
- 2018-06-22 CN CN201810692482.XA patent/CN108910136B/en active Active
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