TWM582025U - Self-service dried food preservation air discharging bag structure - Google Patents

Abstract

The utility model relates to a self-service dry food fresh-keeping venting bag structure. When the user wants to use the packaging bag for the dry food fresh-keeping packaging, only the pulling portion of the fresh-keeping venting valve needs to be grasped, and the outer direction of the bag opening of the packaging bag is pulled outward. The sealing film is torn open, and the filling chamber is opened; then the dried food is put into the packaging bag, and after the bag opening is closed, the fresh air exhaust valve is used to prevent the outside air from returning to the inside of the packaging bag to form an exhausting anti-reverse action, and the interior is not completely completed. The small amount of air that has been squeezed out of the outside world is already in communication with the inside of the bag by the preservative, which causes the preservative to dehumidify or deoxidize a small amount of air remaining in the bag, thereby reducing or avoiding residual air to dry. Food causes deterioration, improves ease of use and delays the shelf life of dry foods.

Description

Self-service dry food preservation fresh air bag structure

This creation is a self-service dry food fresh-keeping venting bag structure. Firstly, the sealing film is torn open through the raking portion, and the filling chamber of the fresh-keeping vent valve is conveniently opened, and then the inside of the packaging bag is back-exhausted by the fresh-keeping vent valve. The function is to discharge a large amount of air. At this time, the preservative inside the fresh-keeping exhaust valve is in communication with the inside of the packaging bag, which causes the preservative to dehumidify or deoxidize a small amount of air remaining in the packaging bag, thereby reducing or avoiding residual air. It has a deteriorating effect on dry foods, improves ease of use and delays the shelf life of dry foods.

According to the people, the requirements for fresh-keeping of articles are getting higher and higher. Generally, in addition to inhibiting the growth of bacteria by freezing and refrigerating, if air and moisture are isolated, it is also one of the ways to avoid food deterioration. However, traditional packaging It is used for drying food packaging. When the packaging bag is opened, there is no re-sealing structure. At most, there is a zipper at the mouth of the bag for temporarily closing the bag mouth to prevent food from falling out or preventing cockroaches or other insects from entering the bag. Internally contaminated food, but because there is still a lot of air in the bag, the dry food in the bag (such as coffee or tea) is still susceptible to moisture deterioration.

For example, in the new patent case of the Republic of China Announcement No. M564875, "Gas damper for packaging bags", a plurality of air outlet holes are provided in the packaging bag, and a gas damper is attached and fixed to the corresponding vent hole on the inner side of the packaging bag; The cavity of the choke valve is placed with a plurality of dams that are blocked by a plurality of stoppers to adhere to a plurality of vents on the bottom surface of the chamber (the gas is blocked), and the squeezing bag is squeezed, and the air is pushed up by the vent holes, and then the diaphragm is pushed up. Exhaust through the air outlet, forming a pressure difference between the inside and outside of the bag, so that the diaphragm is attached to the air hole To prevent outside air and moisture from entering the bag; although the above-mentioned conventional choke valve can squeeze the air inside the bag out of the outside by the bag extrusion method, it can also prevent outside air from entering the bag, reducing air or moisture to cause food. Oxidative deterioration.

However, the bag body extrusion method of the bag can only discharge most of the air in the gap of the bag package, and more or less air will remain in the bag. These little air are still on the food. Deterioration or freshness has an impact, and it is even difficult to grasp or anticipate the safe shelf life of the food.

In view of this, the dry food packaging bags used in practice still have room for improvement, and their safety and convenience still need to be improved. Therefore, the creator has in-depth discussion on the problems faced by the creators, and through years of experience in the development of related industries, Actively seeking solutions, through continuous research and long-term testing, we finally succeeded in creating a self-service dry food preservation venting bag structure to overcome the problems that the conventional dry food packaging bags cannot solve.

The main purpose of the present invention is to provide a self-service dry food fresh-keeping venting bag structure, which is provided with a fresh-keeping venting valve in a bag, the bag has more than one body on the bag body to make the inside and outside of the bag body a venting port, the fresh-keeping venting valve includes a valve body, a valve piece and a preservative; the valve body is formed by a partition to form a valve chamber and a filling chamber; the partition And a through hole is provided to communicate between the valve chamber and the filling chamber through the through hole; the valve piece is assembled in the valve chamber, and an outer periphery of the open end of the valve chamber is radially convex a surface of the frame is attached to the inner surface of the bag, and the air outlet is attached to the inner surface of the bag body, so that the valve chamber communicates with the outside through the air outlet; The agent is filled in the filling chamber, and the first end of the filling chamber is provided with a first gas permeable membrane. Retaining the preservative in the filling chamber, and the outer surface end of the first gas permeable membrane is provided with a sealing film, and the sealing film is extended at one end and extends to the outside of the bag mouth of the packaging bag to form a pulling portion; When the user wants to use the packaging bag for the dry food fresh-keeping packaging, only the pulling portion needs to be grasped, and the sealing film is pulled away from the outside of the bag opening of the packaging bag to be separated from the outer surface end of the filling chamber. Opening the filling chamber; continuing, loading the dry food into the packaging bag, and after the bag opening is closed, when the outer portion of the packaging bag is squeezed, the air inside the packaging bag can pass through the filling chamber The preservative and the through hole push the valve piece out, and then discharge the outside from the air outlet of the packaging bag, and when the air outlet stops the exhausting, the valve piece returns to close the through hole, preventing the outside air from returning to the The inside of the packaging bag forms an exhausting anti-reverse action, and after the outer portion of the packaging bag is squeezed, the inside is not completely squeezed to discharge a small amount of air remaining outside, and the inside of the packaging bag is already in the interior of the packaging bag. The state of the preservative can promote the preservative, dehumidify or deoxidize the small amount of air remaining in the package, reduce or avoid the deterioration of the dry food caused by the residual air, and effectively extend the preservation of the dried food in the package. the term.

The second objective of the present invention is to provide a self-service dry food fresh-keeping venting bag structure, wherein the zipper portion has a clip slit, and a clip is formed by the clip slit, the zipper portion is formed by the clip portion The clamping piece is clamped to the mouth end of the bag, so that the pulling portion is maintained outside the bag opening of the bag.

A further object of the present invention is to provide a self-service dry food fresh-keeping venting bag structure in which a second gas permeable film is disposed on one end of the valve body opposite to the through hole.

Another object of the present invention is to provide a self-service dry food fresh-keeping venting bag structure, wherein the valve body has an open end of the valve chamber, and a sealing film is arranged on the bonding frame. And a surface of the sealing film is attached to the inner surface of the bag body side of the packaging bag, and the sealing film is provided with one or more air passage holes of the packaging bag to communicate with the air outlet hole. Perforation.

The innovative and unique design makes the self-service dry food fresh-keeping venting bag structure of the present invention firstly tear the sealing film through the pulling portion, and conveniently open the filling chamber of the fresh-keeping venting valve; The gas valve performs the anti-reverse venting action on the inside of the packaging bag, and discharges a large amount of air. At this time, the portion of the preservative agent inside the fresh-keeping venting valve is in communication with the inside of the packaging bag, that is, the pair of preservatives is promoted. The small amount of air remaining in the bag produces dehumidification or deoxidation, reduces or avoids the deterioration of the dry food caused by residual air, improves the convenience of use and prolongs the shelf life of the dried food, so the creation has the potential of commercial application.

10‧‧‧Package bags

11‧‧‧ Vents

20‧‧‧Fresh-keeping exhaust valve

30‧‧‧ valve body

301‧‧‧Fitting border

31‧‧‧Baffle

311‧‧‧through hole

33‧‧‧Valve room

35‧‧‧filled room

41‧‧‧First breathable film

42‧‧‧Second breathable film

43‧‧‧Seal film

431‧‧‧掣掣

432‧‧‧Bend

45‧‧‧ Clip incision

451‧‧‧Clamping piece

46‧‧‧Seal film

461‧‧‧Perforation

50‧‧‧ valve

60‧‧‧preservative

Figure 1 is the first stereoscopic view of the creation.

Figure 2 is a second perspective view of the creation.

Figure 3 is an exploded perspective view of the present creation.

Figure 4 is a three-dimensional combination of the creation.

Figure 5 is a combined sectional view of the present creation.

Figure 6 is a schematic cross-sectional view of the present invention implemented in a package.

Figure 6A is a partial enlarged view of a portion A of Figure 6.

Figure 6B is a partial enlarged view of a portion B of Figure 6.

Fig. 7 is a cross-sectional view showing the pulling portion of the pulling portion of the valve body.

Fig. 7A is a partially enlarged view of a portion A of Fig. 7.

Figure 8 is a cross-sectional view showing the dry food packed in the interior of the package.

Referring to FIG. 1 to FIG. 3, a preferred embodiment of a self-service dry food fresh-keeping venting bag structure is provided. However, the embodiments are for illustrative purposes only, and are not subject to the patent application. The restriction bag is provided with a fresh-keeping exhaust valve 20 in the bag 10, and the bag 10 is provided with one or more air outlet holes 11 for connecting the inside of the bag body to the outside, and the fresh-keeping exhaust valve 20 includes a valve body 30, a valve plate 50 and a preservative 60; the valve body 30 is formed by a partition 31 to form a valve chamber 33 and a filling chamber 35; the partition plate 31 is provided with One or more through holes 311 communicate between the valve chamber 33 and the filling chamber 35 via the through hole 311; the valve plate 50 is assembled in the valve chamber 33, and the outer periphery of the open end of the valve chamber 33, The surface of the decorative frame 301 is attached to the inner surface of the bag body 10 so as to pass through the valve chamber 33. The air outlet 11 communicates with the outside; the portion of the preservative 60 is filled in the filling chamber 35, and the inlet end of the filling chamber 35 is provided with a a first gas permeable film 41, the portion of the preservative 60 is confined in the filling chamber 35, and the outer surface end of the first gas permeable film 41 is provided with a sealing film 43, and one end of the sealing film 43 extends to the package. A zipper portion 431 is formed on the outside of the bag opening of the bag 10.

Then, as shown in FIG. 3 and FIG. 4, the pull portion 431 defines a U-shaped or V-shaped clip slit 45, and the clip portion 45 defines a clamping piece 451. The holding piece 451 is clamped to the bag mouth end of the packaging bag 10, and the pulling portion 431 is maintained outside the bag opening of the packaging bag 10.

Furthermore, referring to FIG. 5 and in conjunction with FIG. 3, the partition 31 of the valve body 30 A second gas permeable membrane 42 is disposed at one end of the through hole 311. The second gas permeable membrane 42 prevents the portion of the preservative 60 in the filling chamber 35 from entering the valve chamber 33, so that the valve sheet 50 is normally opened and closed. When the preservative 60 enters the valve chamber 33, the valve sheet 50 may not form an airtight effect at the end of the through hole 311 to prevent air from flowing back.

In addition, the valve body 33 of the valve body 30 has an open end, and the adhesive frame 301 is provided with an opening film 46, and a surface of the sealing film 46 is attached to the inner surface of the bag body side of the packaging bag 10. Further, the sealing film 46 is provided with one or more through holes 461 for communicating the valve chamber 33 with the air outlet 11 with respect to the air outlet 11 of the packaging bag 10. The perforation 461 is designed to be the fresh air exhaust valve. 20 is not installed in the interior of the packaging bag 10, and the inside of the valve body 30 can be completely sealed by the sealing film 46. When the device is to be installed, the perforation 461 is opened by punching, so that when the fresh-keeping exhaust valve 20 is mass-produced, it is advantageous. Save for use.

In the above, and referring to FIG. 6 to FIG. 6B and shown in FIG. 5, one end of the sealing film 43 is extended from a bent portion 432 of 180 degrees to the outside of the bag opening of the packaging bag 10 to form the pulling portion. 431, and the bending direction of the bent portion 432 is reversely folded from the inner edge of the sealing film 43 toward the pocket of the packaging bag 10.

In detail, referring to FIG. 7 and FIG. 8 and FIG. 5, when the user wants to use the packaging bag 10 to carry out the dry food preservation packaging, only the pulling portion 431 needs to be grasped, and the packaging bag is directed to the packaging bag. The outer surface of the bag opening of the bag 10 is pulled away from the outer surface of the filling chamber 35, and the filling chamber 35 is opened. Then, the dry food is put into the packaging bag 10, and after the bag opening is closed, When the outside of the packaging bag 10 is squeezed, the air inside the packaging bag 10 can pass through the filling chamber 35, push the valve piece 50 through the portion of the preservative 60 and the through hole 311, and then from the packaging bag 10 The air outlet 11 is discharged to the outside and cooperates with the outlet When the air vent 11 stops exhausting, the valve plate 50 is returned to close the through hole 311, and the outside air is prevented from returning to the inside of the packaging bag 10 to form an exhausting anti-reverse action. After the outer portion of the packaging bag 10 is squeezed, the interior is not completely Squeeze and discharge a small amount of air remaining in the outside, and the portion of the preservative 60 in the filling chamber 35 is in communication with the inside of the packaging bag 10, thereby promoting the preservative 60 and remaining in the packaging bag 10. The small amount of air produces dehumidification or deoxidation, reduces or avoids the deterioration of the dry food caused by the residual air, and effectively delays the shelf life of the dried food in the package 10.

Of course, the present invention can also adjust the packaging bag 10 according to actual needs, and the packaging bag 10 is a zipper bag, or the packaging bag 10 is a heat sealing bag sealed by a heat sealing machine.

Claims (7)

The utility model relates to a self-service dry food fresh-keeping venting bag structure, wherein a packaging bag is provided with a fresh-keeping venting valve, and the packaging bag has more than one venting hole on the bag body for connecting the inside of the bag body to the outside, the fresh-keeping platoon The gas valve comprises a valve body, a valve piece and a preservative; the valve body is formed by a partition to form a valve chamber and a filling chamber; the partition is provided with more than one through hole The valve chamber is communicated with the filling chamber through the through hole; the valve piece is assembled in the valve chamber, and the outer periphery of the open end of the valve chamber has a fitting frame radially outwardly. The surface of the package is attached to the inner surface of the bag body opposite to the air outlet, so that the valve chamber communicates with the outside through the air outlet hole; the preservative is filled in the filling chamber The inlet end of the filling chamber is provided with a gas permeable film, and the preservative is restrained in the filling chamber, and the outer surface end of the gas permeable film is provided with a sealing film, and the sealing film is extended at one end to the packaging bag. The outside of the pocket is formed with a pull tab The self-service dry food fresh-keeping venting bag structure according to the first aspect of the patent application, wherein the zipper portion has a clip slit, and a clip is formed by the clip slit. The self-service dry food fresh-keeping vent bag structure according to the first aspect of the patent application, wherein the partition of the valve body is provided with a second gas permeable film at one end of the through hole. According to the self-service dry food fresh-keeping venting bag structure of the first aspect of the patent application, wherein the valve body has an open end of the valve chamber, and a sealing film is provided on the bonding frame, and the sealing film is surface-mounted. On the inner surface of the bag body side of the packaging bag, and on the sealing film, one or more perforations for communicating the valve chamber with the air outlet hole are provided with respect to the air outlet hole of the packaging bag. The self-service dry food fresh-keeping venting bag structure according to the first aspect of the patent application, wherein one end of the sealing film is extended from a bent portion of a 180-degree bent portion to the outside of the bag opening of the packaging bag. The pulling portion and the bending direction of the bent portion are reversely folded from the inner edge of the sealing film toward the pocket of the packaging bag. The self-service dry food fresh-keeping venting bag structure according to the first aspect of the patent application, wherein the packaging bag is a zipper bag. The self-service dry food fresh-keeping venting bag structure according to the first aspect of the patent application, wherein the packaging bag is a heat-sealing bag sealed by a heat sealing machine.