CN113493030A - Modified atmosphere fresh-keeping packaging machine with oxygen consumption type secondary deoxidization structure - Google Patents
Modified atmosphere fresh-keeping packaging machine with oxygen consumption type secondary deoxidization structure Download PDFInfo
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- CN113493030A CN113493030A CN202110650641.1A CN202110650641A CN113493030A CN 113493030 A CN113493030 A CN 113493030A CN 202110650641 A CN202110650641 A CN 202110650641A CN 113493030 A CN113493030 A CN 113493030A
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- packaging machine
- modified atmosphere
- outer shell
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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
- B65B57/00—Automatic control, checking, warning, or safety devices
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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
- B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Abstract
The invention discloses a modified atmosphere packaging machine with an oxygen consumption type secondary oxygen removal structure, which comprises a modified atmosphere packaging machine main body, wherein a lower module is arranged at the middle position of the modified atmosphere packaging machine main body in a sliding manner, the lower module comprises an outer shell, an inner shell is fixedly arranged inside the outer shell, a placing cavity is arranged inside the inner shell, an oxygen detection sensor is fixedly arranged at the vertex angle of one end of the upper surface of the inner shell, a cavity is arranged between the inner shell and the outer shell, a circulating oxygen removal mechanism is fixedly arranged inside the cavity, a waste collection box arranged on the lower wall of the outer shell is arranged right below the middle position of the circulating oxygen removal mechanism, and an oxygen removal material box is fixedly arranged at the middle position of one side wall of the outer shell. The invention can utilize the chemical reaction of the oxygen-removing substance and oxygen to realize the purpose of oxygen removal, and can realize the automatic feeding of the oxygen-removing substance, the automatic air flow in the circular oxygen removal mechanism and the automatic discharging of the waste materials after the oxygen removal reaction.
Description
Technical Field
The invention relates to the technical field of modified atmosphere packaging machines, in particular to a modified atmosphere packaging machine with an oxygen consumption type secondary oxygen removal structure.
Background
The modified atmosphere packaging machine is a food packaging machine applying a composite gas replacement fresh-keeping packaging technology.
The existing modified atmosphere packaging machine is not provided with a special secondary deoxygenation link, and if the gas replaced in the vacuum chamber still contains oxygen, the packaged product still contains oxygen, so that the freshness of the packaged product is poor.
Based on the above, the invention designs an air-conditioning and fresh-keeping packaging machine with an oxygen-consuming secondary oxygen removal structure, so as to solve the problems.
Disclosure of Invention
The invention aims to provide a modified atmosphere packaging machine with an oxygen consumption type secondary oxygen removal structure, which solves the problem that the conventional modified atmosphere packaging machine in the background art is not provided with a special secondary oxygen removal link, and if the gas replaced in a vacuum chamber still contains oxygen, the packaged product still contains oxygen, so that the freshness of the packaged product is poor.
In order to achieve the purpose, the invention provides the following technical scheme: an air-conditioning fresh-keeping packaging machine with an oxygen-consuming secondary oxygen removal structure comprises an air-conditioning packaging machine main body, the middle position of the modified atmosphere packaging machine main body is provided with a lower module in a sliding way, the lower module comprises an outer shell, an inner shell is fixedly arranged inside the outer shell, a placing cavity is arranged inside the inner shell, an oxygen detection sensor is fixedly arranged at the vertex angle of one end of the upper surface of the inner shell, a cavity is arranged between the inner shell and the outer shell, a circulating deoxygenation mechanism is fixedly arranged in the cavity, a waste collection box arranged on the lower wall of the outer shell is arranged right below the middle position of the circulating deoxygenation mechanism, a deoxidizing material box is fixedly arranged in the middle of one side wall of the outer shell, a charging opening is arranged in the middle of the top end of the deoxidizing material box, the lower end of the deoxidizing material box is communicated to the middle position of the circulating deoxidizing mechanism through a screw blanking machine.
As a further scheme of the invention, the circulating deoxygenation mechanism comprises an air inlet pipe vertically arranged between the outer wall of one end of the inner shell and the inner wall of the outer shell, the bottom end of the air inlet pipe is communicated with a horizontal pipe horizontally arranged in the cavity, the other end of the horizontal pipe is communicated with an air outlet pipe vertically arranged between the outer wall of the other end of the inner shell and the inner wall of the outer shell, an air inlet electromagnetic valve is arranged at the middle position of the air inlet pipe, a fan arranged in the cavity is arranged at the lower end of the air inlet pipe, a waste valve mechanism is arranged at the lower end of the middle position of the horizontal pipe, and an air outlet electromagnetic valve is arranged at the middle position of the air outlet pipe.
As a further scheme of the invention, the air inlet pipe and the air outlet pipe are both of thin-wall horn structures with large upper ends and small lower ends, and filter screens are arranged at the joints of the upper ends of the air inlet pipe and the air outlet pipe and the inner shell; the air of the inside module business turn over in circulation deoxidization mechanism under horn structure's intake pipe and outlet duct convenience, and the setting of intake pipe and outlet duct upper end filter screen can prevent that the foreign matter from entering into inside circulation deoxidization mechanism.
As a further scheme of the invention, the discharge end of the screw blanking machine penetrates through the side wall of the outer shell and is communicated to the side wall of the middle position of the horizontal pipe, the screw blanking machine is arranged in an inclined mode with the lower discharge end, and the screw blanking machine is driven by a servo motor arranged at the feed end of the screw blanking machine.
As a further scheme of the invention, the waste valve mechanism comprises a blanking valve which is rotatably hinged at the lower end of the middle position of the horizontal pipe, one end of the lower surface of the blanking valve is rotatably hinged with an electric telescopic rod, and the other end of the electric telescopic rod is rotatably installed on an installation plate vertically installed at the bottom of the inner shell.
As a further scheme of the invention, the blanking valve is of a semi-cylindrical tubular structure with the same outer diameter and inner diameter as those of the horizontal pipe, the lower end of the middle position of the horizontal pipe is provided with a waste material discharge hole with the same size as the blanking valve, the blanking valve is hermetically connected with the horizontal pipe when the blanking valve is closed, and the blanking valve is of an opening-closing structure which is opened by rotating downwards towards one side of the horizontal pipe.
As a further scheme of the invention, the waste collecting box is arranged right below the blanking valve; when the blanking valve is rotated and opened, the oxygen-removing substances on the blanking valve after reaction with oxygen can fall downwards into the waste collection box for collection.
Compared with the prior art, the invention has the beneficial effects that:
(1) when the packaging machine works, the main body of the air-conditioning packaging machine firstly evacuates and inflates the vacuum chamber, and after inflation, if an oxygen detection sensor on the lower module detects that oxygen still exists in the lower module, the screw blanking machine conveys deoxygenated substances in the deoxygenated material box into the circulating deoxygenation mechanism, and the circulating deoxygenation mechanism works and recycles the gas in the lower module through the circulating deoxygenation mechanism to deoxygenate the gas, so that the purpose of removing the oxygen is achieved, and the product packaged by the packaging machine has a better fresh-keeping effect;
(2) the fan of the circulating deoxygenation mechanism works, so that gas in the lower module can be pumped into the circulating deoxygenation mechanism through the gas inlet pipe and then discharged into the lower module through the gas outlet pipe, and deoxygenation reaction of the deoxygenated substance conveyed into the horizontal pipe by the screw blanking machine on the passing gas is facilitated; when the oxygen detection sensor is in an initial state and does not detect that oxygen is contained in the lower module, the air inlet electromagnetic valve and the air outlet electromagnetic valve are both in a closed state, so that the interior of the lower module is still in a sealed state, and simultaneously, the waste of oxygen removing substances caused by the reaction of the oxygen removing substances in the horizontal pipe and the oxygen can be prevented;
(3) the servo motor driven screw blanking machine can convey the deoxidizing substances in the deoxidizing material box to a blanking valve in the middle of the horizontal pipe from the discharging end, so that the automatic feeding function of the deoxidizing substances is realized; in addition, in practical application, the screw blanking machine can be provided with an automatic valve, so that the waste of the deoxidizing substances caused by the reaction of the gas flowing through the horizontal pipe and the deoxidizing substances in the screw blanking machine or the entering of the deoxidizing substances into the deoxidizing material box through the screw blanking machine is prevented;
(4) when the electric telescopic rod of the waste valve mechanism is contracted, the blanking valve rotates downwards to one side of the horizontal pipe to be opened, so that oxygen-removing substances after reaction with oxygen can fall into the waste collecting box below the horizontal pipe, and the function of automatically discharging waste is realized;
(5) the air inlet pipe and the air outlet pipe of the horn structure facilitate the air in the lower module to enter and exit in the circulating deoxygenation mechanism, and the filter screens at the upper ends of the air inlet pipe and the air outlet pipe can prevent foreign matters from entering the circulating deoxygenation mechanism; when the blanking valve is closed, the blanking valve is in sealing connection with the horizontal pipe, so that gas passing through the horizontal pipe can be ensured to overflow from the blanking valve, and the oxygen removal effect of the circulating oxygen removal mechanism on gas in the lower module is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a modified atmosphere packaging machine with an oxygen consumption type secondary oxygen removal structure according to the invention;
FIG. 2 is a schematic view of the lower module of the modified atmosphere packaging machine with an oxygen consumption type secondary oxygen removal structure according to the invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 of an apparatus for modified atmosphere packaging with oxygen-consuming secondary oxygen removal in accordance with the present invention;
FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 2 of an apparatus for modified atmosphere packaging with oxygen-consuming secondary oxygen removal in accordance with the present invention;
fig. 5 is a schematic structural diagram of a circulating oxygen removal mechanism of the modified atmosphere packaging machine with the oxygen consumption type secondary oxygen removal structure according to the invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a main body of the modified atmosphere packaging machine; 2. a lower module; 3. an outer housing; 4. an inner housing; 5. a placement chamber; 6. an oxygen detection sensor; 7. a cavity; 8. a circulating deoxygenation mechanism; 9. a waste collection tank; 10. a deoxidizing material tank; 11. a feed inlet; 12. a screw blanking machine; 13. an air inlet pipe; 14. a horizontal tube; 15. an air outlet pipe; 16. an air inlet solenoid valve; 17. a fan; 18. a waste valve mechanism; 19. an air outlet electromagnetic valve; 20. filtering with a screen; 21. a servo motor; 22. a blanking valve; 23. an electric telescopic rod; 24. and (7) mounting the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-4, a modified atmosphere packaging machine with oxygen consumption type secondary oxygen removal structure comprises a modified atmosphere packaging machine main body 1, a lower module 2 is slidably arranged at the middle position of the modified atmosphere packaging machine main body 1, the lower module 2 comprises an outer shell 3, an inner shell 4 is fixedly arranged inside the outer shell 3, a placing cavity 5 is arranged inside the inner shell 4, an oxygen detection sensor 6 is fixedly arranged at the vertex angle of one end of the upper surface of the inner shell 4, a cavity 7 is arranged between the inner shell 4 and the outer shell 3, a circulating oxygen removal mechanism 8 is fixedly arranged inside the cavity 7, a waste collection box 9 arranged on the lower wall of the outer shell 3 is arranged right below the middle position of the circulating oxygen removal mechanism 8, an oxygen removal material box 10 is fixedly arranged at the middle position of one side wall of the outer shell 3, and a charging opening 11 is arranged at the middle position of the top end of the oxygen removal material box 10, the lower end of the deoxidizing material box 10 is communicated to the middle position of the circulating deoxidizing mechanism 8 through a screw blanking machine 12.
When the packaging machine works, the air-conditioning packaging machine main body 1 evacuates and inflates the vacuum chamber, after inflation, if the oxygen detection sensor 6 on the lower module 2 detects that the interior of the lower module 2 still contains oxygen, the screw blanking machine 12 conveys oxygen removing substances in the oxygen removing material box 10 into the circulating oxygen removing mechanism 8, the circulating oxygen removing mechanism 8 works, and the gas in the lower module 2 circulates through the circulating oxygen removing mechanism 8 to remove oxygen, so that the purpose of removing oxygen is achieved, and the product packaged by the packaging machine has a better fresh-keeping effect.
Referring to fig. 5, the circulating deoxygenation mechanism 8 includes an air inlet pipe 13 vertically disposed between an outer wall of one end of the inner casing 4 and an inner wall of the outer casing 3, a horizontal pipe 14 horizontally disposed inside the cavity 7 is communicated with a bottom end of the air inlet pipe 13, another end of the horizontal pipe 14 is communicated with an air outlet pipe 15 vertically disposed between an outer wall of the other end of the inner casing 4 and an inner wall of the outer casing 3, an air inlet solenoid valve 16 is disposed at a middle position of the air inlet pipe 13, a fan 17 mounted inside the cavity 7 is disposed at a lower end of the air inlet pipe 13, a waste valve mechanism 18 is disposed at a lower end of a middle position of the horizontal pipe 14, and an air outlet solenoid valve 19 is disposed at a middle position of the air outlet pipe 15.
The fan 17 of the circulating deoxygenation mechanism 8 works to pump the gas in the lower module 2 into the circulating deoxygenation mechanism 8 through the gas inlet pipe 13 and then discharge the gas into the lower module 2 through the gas outlet pipe 15, so that the deoxygenation reaction of the passing gas by the deoxygenation substance conveyed into the horizontal pipe 14 by the screw feeder 12 is facilitated; and initial condition and oxygen detect sensor 6 do not check down when the inside oxygen that contains of module 2, the solenoid valve 16 of admitting air and the solenoid valve 19 of giving vent to anger all are in the closed condition, therefore can make the inside sealed state that still is in of module 2 down, can also prevent simultaneously that the deoxidization material in the horizontal pipe 14 from reacting with oxygen and causing the waste of deoxidization material.
Referring to fig. 2 and 5, the air inlet pipe 13 and the air outlet pipe 15 are both in a thin-walled horn structure with a large upper end and a small lower end, and a filter screen 20 is disposed at the connection between the upper ends of the air inlet pipe 13 and the air outlet pipe 15 and the inner shell 4.
The air inlet pipe 13 and the air outlet pipe 15 of the horn structure facilitate the air inside the lower module 2 to enter and exit the circulating deoxidizing mechanism 8, and the filter screen 20 at the upper end of the air inlet pipe 13 and the air outlet pipe 15 can prevent foreign matters from entering the circulating deoxidizing mechanism 8.
Referring to fig. 3, the discharge end of the screw feeder 12 penetrates through the side wall of the outer shell 3 and is communicated to the side wall of the middle position of the horizontal pipe 14, the screw feeder 12 is arranged in an inclined manner with the lower discharge end, and the screw feeder 12 is driven by a servo motor 21 arranged at the feed end of the screw feeder 12.
The servo motor 21 drives the screw blanking machine 12 to convey the deoxidizing substances in the deoxidizing material box 10 from the discharging end to the blanking valve 22 in the middle of the horizontal pipe 14, so that the automatic feeding function of the deoxidizing substances is realized; in addition, in practical application, the screw feeder 12 may be provided with an automatic valve to prevent the gas flowing through the horizontal pipe 14 from reacting with the oxygen-removing material in the screw feeder 12 or entering the oxygen-removing material tank 10 through the screw feeder 12, which results in the waste of the oxygen-removing material.
The second embodiment:
referring to fig. 3, the waste valve mechanism 18 includes a discharging valve 22 rotatably hinged to the lower end of the middle position of the horizontal pipe 14, one end of the lower surface of the discharging valve 22 is rotatably hinged to an electric telescopic rod 23, and the other end of the electric telescopic rod 23 is rotatably mounted on a mounting plate 24 vertically mounted at the bottom of the inner housing 4.
When the electric telescopic rod 23 of the waste valve mechanism 18 is contracted, the blanking valve 22 rotates downwards to one side of the horizontal pipe 14 to be opened, so that oxygen-removing substances after reaction with oxygen can fall into the waste collection box 9 below the horizontal pipe 14.
Referring to fig. 3, the discharging valve 22 is a semi-cylindrical tubular structure having the same outer diameter and inner diameter as the horizontal tube 14, a waste discharging opening having the same size as the discharging valve 22 is formed at the lower end of the middle position of the horizontal tube 14, the discharging valve 22 is hermetically connected with the horizontal tube 14 when the discharging valve 22 is closed, and the discharging valve 22 is an opening and closing structure which is opened by rotating towards one side of the horizontal tube 14.
The sealed connection between the blanking valve 22 and the horizontal pipe 14 when the blanking valve 22 is closed can ensure that the gas passing through the horizontal pipe 14 overflows from the blanking valve 22, thereby ensuring the oxygen removing effect of the circulating oxygen removing mechanism 8 on the gas inside the lower module 2.
Referring to fig. 3 and 4, the scrap collecting box 9 is disposed right below the baiting valve 22; when the blanking valve 22 is rotated and opened, oxygen-removed substances on the blanking valve 22 after reaction with oxygen can fall downwards into the waste collection box 9 for collection.
In practical use, deoxidant or deoxidant such as metal materials which are easy to react with oxygen is added into the deoxidant material box 10; in the initial state, the air inlet electromagnetic valve 16 and the air outlet electromagnetic valve 19 are both in a closed state; when the packaging machine works, the air-conditioning packaging machine main body 1 evacuates and inflates the vacuum chamber, and after inflation, if the oxygen detection sensor 6 on the lower module 2 detects that oxygen is still contained in the lower module 2, the screw blanking machine 12 conveys the oxygen removing substances in the oxygen removing material box 10 to the blanking valve 22 at the lower end of the middle position of the horizontal pipe 14; then the circulating deoxygenation mechanism 8 works, the air inlet electromagnetic valve 16 and the air outlet electromagnetic valve 19 are opened, the fan 17 works to pump the gas in the lower module 2 into the horizontal pipe 14 through the air inlet pipe 13, oxygen in the gas in the horizontal pipe 14 can react with the deoxygenation substance on the blanking valve 22, so that the purpose of deoxygenation is achieved, and then the deoxygenated gas is discharged into the lower module 2 through the air outlet pipe 15; after oxygen removal, the air outlet electromagnetic valve 16 and the air outlet electromagnetic valve 19 are closed, the electric telescopic rod 23 of the waste valve mechanism 18 contracts to drive the blanking valve 22 to rotate downwards to one side of the horizontal pipe 14 and open, and therefore oxygen removal substances after reaction with oxygen fall into the waste collection box 9 below the horizontal pipe 14.
The circulating deoxygenation mechanism of the lower module can utilize the chemical reaction of the deoxygenation substance and oxygen to realize the purpose of deoxygenation, and can realize the automatic feeding of the deoxygenation substance, the automatic flowing of air in the circulating deoxygenation mechanism and the automatic discharging of waste materials after the deoxygenation reaction.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A modified atmosphere packaging machine with an oxygen consumption type secondary oxygen removal structure comprises a modified atmosphere packaging machine main body (1) and is characterized in that a lower module (2) is arranged at the middle position of the modified atmosphere packaging machine main body (1) in a sliding mode, the lower module (2) comprises an outer shell (3), an inner shell (4) is fixedly arranged inside the outer shell (3), a placing cavity (5) is arranged inside the inner shell (4), an oxygen detection sensor (6) is fixedly arranged at the vertex angle of one end of the upper surface of the inner shell (4), a cavity (7) is arranged between the inner shell (4) and the outer shell (3), a circulating oxygen removal mechanism (8) is fixedly arranged inside the cavity (7), a waste collection box (9) arranged on the lower wall of the outer shell (3) is arranged right below the middle position of the circulating oxygen removal mechanism (8), a deoxidizing material box (10) is fixedly mounted in the middle of one side wall of the outer shell (3), a feed opening (11) is formed in the middle of the top end of the deoxidizing material box (10), and the lower end of the deoxidizing material box (10) is communicated to the middle of the circulating deoxidizing mechanism (8) through a screw blanking machine (12).
2. The modified atmosphere packaging machine with oxygen consumption type secondary oxygen removal structure as claimed in claim 1, it is characterized in that the circulating deoxygenation mechanism (8) comprises an air inlet pipe (13) vertically arranged between the outer wall of one end of the inner shell (4) and the inner wall of the outer shell (3), the bottom end of the air inlet pipe (13) is communicated with a horizontal pipe (14) which is horizontally arranged in the cavity (7), the other end of the horizontal pipe (14) is communicated with an air outlet pipe (15) which is vertically arranged between the outer wall of the other end of the inner shell (4) and the inner wall of the outer shell (3), an air inlet electromagnetic valve (16) is arranged at the middle position of the air inlet pipe (13), the lower end of the air inlet pipe (13) is provided with a fan (17) arranged in the cavity (7), the lower end of the middle position of the horizontal pipe (14) is provided with a waste valve mechanism (18), an air outlet electromagnetic valve (19) is arranged in the middle of the air outlet pipe (15).
3. The modified atmosphere packaging machine with the oxygen consumption type secondary oxygen removal structure is characterized in that the air inlet pipe (13) and the air outlet pipe (15) are both of thin-wall horn structures with large upper ends and small lower ends, and filter screens (20) are arranged at the joints of the upper ends of the air inlet pipe (13) and the air outlet pipe (15) and the inner shell (4).
4. The modified atmosphere packaging machine with oxygen consumption type secondary oxygen removal structure according to claim 3, wherein the discharge end of the screw feeder (12) penetrates through the side wall of the outer shell (3) and is communicated to the side wall of the middle position of the horizontal pipe (14), the screw feeder (12) is arranged in an inclined mode with the lower discharge end, and the screw feeder (12) is driven by a servo motor (21) arranged at the feed end of the screw feeder (12).
5. The modified atmosphere packaging machine with the oxygen consumption type secondary oxygen removal structure is characterized in that the waste valve mechanism (18) comprises a blanking valve (22) rotatably hinged to the lower end of the middle position of the horizontal pipe (14), one end of the lower surface of the blanking valve (22) is rotatably hinged to an electric telescopic rod (23), and the other end of the electric telescopic rod (23) is rotatably mounted on a mounting plate (24) vertically mounted at the bottom of the inner shell (4).
6. The modified atmosphere packaging machine with the oxygen consumption type secondary oxygen removal structure is characterized in that the blanking valve (22) is of a semi-cylindrical tubular structure with the same outer diameter and inner diameter as those of the horizontal pipe (14), a waste material discharge hole with the same size as that of the blanking valve (22) is formed in the lower end of the middle position of the horizontal pipe (14), the blanking valve (22) is hermetically connected with the horizontal pipe (14) when the blanking valve (22) is closed, and the blanking valve (22) is of an opening and closing structure which is opened in a downward rotating mode towards one side of the horizontal pipe (14).
7. The modified atmosphere packaging machine with oxygen consumption type secondary oxygen removal structure according to claim 6, wherein the waste collection box (9) is arranged right below the blanking valve (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110650641.1A CN113493030A (en) | 2021-06-11 | 2021-06-11 | Modified atmosphere fresh-keeping packaging machine with oxygen consumption type secondary deoxidization structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110650641.1A CN113493030A (en) | 2021-06-11 | 2021-06-11 | Modified atmosphere fresh-keeping packaging machine with oxygen consumption type secondary deoxidization structure |
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| Publication Number | Publication Date |
|---|---|
| CN113493030A true CN113493030A (en) | 2021-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110650641.1A Pending CN113493030A (en) | 2021-06-11 | 2021-06-11 | Modified atmosphere fresh-keeping packaging machine with oxygen consumption type secondary deoxidization structure |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070035412A (en) * | 2005-09-27 | 2007-03-30 | 도레 엔지니아린구 가부시키가이샤 | Oxygen analyzer |
| WO2008142838A1 (en) * | 2007-05-18 | 2008-11-27 | Mitsubishi Gas Chemical Company, Inc. | Powder feeder, powder filling and packaging machine, and method of manufacturing powder package |
| CN204507361U (en) * | 2014-12-29 | 2015-07-29 | 富阳市福士得食品有限公司 | A kind of efficient deoxygenation food packing device |
| CN205115563U (en) * | 2015-10-21 | 2016-03-30 | 中原特钢股份有限公司 | Spiral feeding automatic material conveying device for electroslag |
| CN205819645U (en) * | 2016-06-21 | 2016-12-21 | 河源合成米面制品有限公司 | A kind of efficiently deoxygenation food packing device |
-
2021
- 2021-06-11 CN CN202110650641.1A patent/CN113493030A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070035412A (en) * | 2005-09-27 | 2007-03-30 | 도레 엔지니아린구 가부시키가이샤 | Oxygen analyzer |
| WO2008142838A1 (en) * | 2007-05-18 | 2008-11-27 | Mitsubishi Gas Chemical Company, Inc. | Powder feeder, powder filling and packaging machine, and method of manufacturing powder package |
| CN204507361U (en) * | 2014-12-29 | 2015-07-29 | 富阳市福士得食品有限公司 | A kind of efficient deoxygenation food packing device |
| CN205115563U (en) * | 2015-10-21 | 2016-03-30 | 中原特钢股份有限公司 | Spiral feeding automatic material conveying device for electroslag |
| CN205819645U (en) * | 2016-06-21 | 2016-12-21 | 河源合成米面制品有限公司 | A kind of efficiently deoxygenation food packing device |
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