KR20100128460A - Slide type sealing device having check valve for vinyl bag and sealing device set using the same - Google Patents

Abstract

PURPOSE: A slide-type sealed device for vinyl bag equipped with a check valve and a sealed set thereof are provided to seal the vinyl bag more easily and keep it safely by easily vacuuming the inside of the vinyl bag. CONSTITUTION: A slide-type sealing device(200) for a vinyl bag(100) having a check valve and a sealing set thereof include a outside pressurization member(210) and an inner side pressurization member(220). The outside pressurization member has an insertion hole(211) which is formed open in a specific direction. The inner side pressurization member has the insertion hole inserted seals the opening(110) of the vinyl bag with the outside pressurization member by pressing. The check valve(230) is formed, in case the air inside of the vinyl bag which the upper face of the vinyl bag attached to the outside pressurization member or the inner side pressurization member. A pressure projection(212) is formed on one side in between the inner circumference of the outside pressurization member or the outer circumference the of inner side pressurization member. A groove(222) corresponding to the pressure projection in the rest one is formed.

Description

SLIDE TYPE SEALING DEVICE HAVING CHECK VALVE FOR VINYL BAG AND SEALING DEVICE SET USING THE SAME}

The present invention relates to a slide type sealing device and a seal using the same and a seal set using the same, in particular, for a plastic bag equipped with a check valve to facilitate the sealing and vacuum of the plastic bag by attaching a check valve to the sealing device. A slide type sealing device, a seal using the same, and a seal set using the same.

1 is a conventional sealing device for a plastic bag, Figure 2 is a cross-sectional view of Figure 1 (see US Patent No. 3,141,221).

As shown in Figure 1 and 2, the sealing device for a plastic bag is composed of an inner rod 12 made of a long rod shape, and a holder 13 surrounding the inner rod 12.

The holder 13 is formed with a long fitting hole in the longitudinal direction of the inner rod 12.

Thus, the holder 13 has a 'C' shape in cross section as shown in FIG.

Method for sealing the plastic bag (B) using such a sealing device, first the inner rod 12 is placed close to the opening of the plastic bag (B), and then the vinyl to surround the inner rod 12 The opening of the envelope B is folded.

In this state, as shown in Figure 2, the holder 13 is inserted to surround the inner rod 12 and the plastic bag (B).

Alternatively, the vinyl is fixed to the holder 13 so that the inner rod 12 does not move, and the plastic bag B is disposed in the space between the inner rod 12 and the holder 13. The inner rod 12 and the holder 13 are pushed into the plastic bag B while the opening of the bag B is folded.

In this case, a fitting hole is formed in the holder 13, and the plastic bag B is disposed between the inner rod 12 and the holder 13 through the fitting hole, and the opening of the holder 13. It is placed outside.

The portion adjacent to the opening of the plastic bag (B) is fitted while being pressed between the holder 13 and the inner rod 12, the opening of the plastic bag (B) is to be sealed.

At this time, by forming a protrusion on the holder 13 or the inner rod 12 may further press the plastic bag (B).

However, since such a conventional sealing device is difficult to easily seal the plastic bag (B), and performs only a function of simply sealing, when the food and the like stored in the plastic bag (B) for a long time, the inside of the plastic bag (B) There is a problem such as food and the like may be damaged by the air in the.

According to the present invention, a plastic bag can be more easily sealed, and the plastic bag can be easily vacuumed inside the plastic bag to store it safely for a long time, and a check can be suppressed to release the vacuum inside the plastic bag as much as possible. It is an object of the present invention to provide a slide type sealing device for a plastic bag equipped with a valve, a sealing using the same, and a sealing set using the same.

Slide type sealing device for a plastic bag equipped with a check valve of the present invention in order to achieve the above object, the sealing device for sealing the opening of the plastic bag, the outer side pressure member formed in the insertion hole is opened in one direction; The insertion hole is inserted into an inner pressing member for sealing by pressing the opening of the plastic bag together with the outer pressing member, the outer pressing member or the inner pressing member is attached to the upper surface of the plastic bag inside the plastic bag It is characterized in that the check valve is opened when the air is discharged to the outside.

One of the inner circumferential surface of the outer pressure member or the outer circumferential surface of the inner pressure member is formed with a pressing projection, the other one is formed with a pressing groove corresponding to the pressing projection.

The check valve is rotatably formed in the inner pressure member.

In addition, in order to achieve the above object, the plastic bag sealing set of the present invention includes: a plastic bag having an opening formed at one side and a through hole formed at an upper surface thereof; Consists of a sealing device for sealing the opening of the plastic bag, the sealing device, the outer pressing member is formed with an opening opening in one direction; The insertion hole is inserted into an inner pressurizing member for pressing and sealing the opening of the plastic bag together with the outer pressurizing member, and attached to the outer pressurizing member or the inner pressurizing member in communication with the through hole on the upper surface of the plastic bag. Characterized in that the check valve is opened when the air inside the plastic bag is discharged to the outside through the through hole.

An adhesive sheet is mounted around the through hole or the lower surface of the check valve so that the upper surface of the plastic bag and the lower surface of the check valve are bonded to each other.

According to the slide-type sealing device for a plastic bag equipped with a check valve of the present invention as described above and a sealing set using the same, the plastic bag can be more easily sealed, and the plastic bag can be easily mounted inside the plastic bag. By vacuuming it can be stored safely for a long time, it is also possible to suppress the release of the vacuum inside the plastic bag as much as possible.

Figure 3 is a perspective view of a sealing device according to an embodiment of the present invention, Figure 4 is a perspective view of a state arranged to seal the plastic bag in the sealing device according to an embodiment of the present invention, Figure 5 is an embodiment of the present invention 6 is a perspective view of the plastic bag sealed by the sealing device according to the present invention. FIG. 6 is a cross-sectional view taken along line AA of FIG. 5, and FIG. 8 is a cross-sectional view of a state in which a plastic bag is vacuum-stored by a sealing device according to an embodiment of the present invention.

3 to 5, the plastic bag 100 sealing set of the present invention, the plastic bag 100 and the sealing device 200.

The plastic bag 100 has an opening 110 formed at one side thereof, and a through hole 120 is formed at an upper surface thereof.

The through hole 120 may be formed from the beginning when the plastic bag 100 is manufactured, or may be formed by a user later.

Embossing is formed inside the plastic bag 100, and the embossing is formed from a position spaced a predetermined distance from the opening 110.

The sealing device 200 is for sealing and vacuuming the opening 110 of the plastic bag 100, and includes an outer pressurizing member 210, an inner pressurizing member 220, and a check valve 230. .

The outer pressing member 210 is formed in a long rod shape, the insertion hole 211 is opened in one direction is formed.

The insertion hole 211 is formed long along the longitudinal direction of the outer pressure member 210.

The inner pressing member 220 has a long rod shape, and is inserted into the insertion hole 211, so that the inner side of the plastic bag 100 disposed between the outer pressing member 210 and the inner pressing member 220. The opening 110 is pressure-sealed.

One of the inner circumferential surface of the outer pressure member 210 or the outer circumferential surface of the inner pressure member 220 is formed with a pressing protrusion 212, the other pressing pressure groove 222 corresponding to the pressing projection 212 ) Is formed.

In the present embodiment, the pressing projection 212 protruding upward in the lower surface of the inner peripheral surface of the outer pressing member 210, and the pressing groove recessed upward in the lower surface of the outer peripheral surface of the inner pressing member 220 ( 222).

The pressing protrusion 212 is inserted into the pressing groove 222 serves to further press-sealed by bending the plastic bag 100 disposed between the outer pressing member 210 and the inner pressing member 220. .

The check valve 230 is adhered to the upper surface of the plastic bag 100 and is opened to allow air to flow in only one direction, and is formed on the outer pressure member 210 or the inner pressure member 220.

In this embodiment, the check valve 230 is formed on the inner pressurizing member 220.

The check valve 230 may be fixedly coupled to the inner pressurizing member 220, but preferably, the check valve 230 is rotatably or foldably mounted to the inner pressurizing member 220 as in the present embodiment. do.

In the present embodiment, the check valve 230, the discharge hole 232 is formed and the upper support plate 231 rotatably connected to the inner pressure member 220 and the opening and closing projections mounted on the discharge hole 232 It consists of 233.

The upper support plate 231 has a flat plate shape and is in close contact with the upper surface of the plastic bag 100.

In order for the upper support plate 231 to be attached to the plastic bag 100 better, the outer support member 210 has a lower support plate 215 disposed below the upper support plate 231. .

Therefore, the plastic bag 100 may be disposed between the upper support plate 231 and the lower support plate 215 so that the bottom surface of the upper support plate 231 may be better attached to the plastic bag.

The opening and closing protrusion 233 is opened and closed to open and close the discharge hole 232 so that air flows only in one direction of the discharge hole 232.

The detailed structure of the check valve 230 is not only the check valve shown in Korean Patent Publication No. 10-0584858, Utility Model Registration No. 20-0443459, Utility Model Registration No. 20-0441502, and various conventionally known Since a check valve is sufficient, a detailed description thereof will be omitted.

The check valve 230, as shown in Figure 3 is formed to rotate in the vertical direction of the longitudinal direction of the inner pressure member 220.

In addition, the upper support plate 231 is coupled to the cover 235 to cover the upper portion of the opening and closing protrusion 233.

The cover 235 may be directly hinged to the upper support plate 231, or may be coupled to each other using a ring or a string.

In addition, the upper support plate 231 has a fitting protrusion 236 protrudingly formed around the discharge hole 232, so that the inner circumferential surface of the cover 235 is inserted into the outer circumferential surface of the fitting protrusion 236.

At this time, the cover 235 is made of a rubber material, when mounted to the fitting protrusion 236, so as to strongly close the discharge hole 232 together with the opening and closing protrusion 233.

The cover 235 covers the upper portion of the opening and closing protrusion 233 to prevent the opening and closing protrusion 233 from being opened by the external force by arbitrarily opening the discharge hole 232.

In addition, an adhesive sheet 130 is mounted around the through hole 120 or the lower surface of the check valve 230 so that the upper surface of the plastic bag 100 and the lower surface of the check valve 230 adhere to each other. do.

In this embodiment, the adhesive sheet 130 is mounted around the through hole 120.

The adhesive sheet 130 is formed in a closed curve shape when the upper support plate 231 of the check valve 230 is disposed above the through hole 120, the through hole 120 is the adhesive sheet 130. Do not communicate with the outside by

Hereinafter, look at the method of use of the present invention made of the above-described configuration.

First, as shown in FIG. 4, after separating the inner pressing member 220 from the outer pressing member 210, the plastic bag between the inner pressing member 220 and the outer pressing member 210. The opening part 110 of 100 is arrange | positioned.

Thereafter, as shown in FIG. 5, the inner pressing member 220 is inserted into the insertion hole 211 of the outer pressing member 210.

Thus, the opening 110 of the plastic bag 100 disposed between the inner pressure member 220 and the outer pressure member 210 may have an outer surface and an outer pressure member (eg, the inner pressure member 220). It is pressure sealed by the inner side of 210.

In addition, the portion adjacent to the opening 110 of the plastic bag 100 by the pressing protrusion 212 and the pressing groove 222 is bent, thereby sealing the opening 110 of the plastic bag 100 more reliably. do.

At this time, the check valve 230 is rotated in a direction away from the plastic bag 100, the opening 110 of the plastic bag 100 by the inner pressure member 220 and the outer pressure member 210 is In order to prevent the check valve 230 from interfering with the sealing.

In addition, the side wall of the outer pressure member 210 is slightly inclined inwardly than the side wall of the inner pressure member 220, the insertion hole 211 formed in the outer pressure member 210 the inner pressure member 220 When inserted into the), the outer pressure member 210 and the inner pressure member 220 is more closely adhered to seal the opening 110 of the plastic bag 100 more strongly.

By inserting the inner pressing member 220 into the insertion hole 211 of the outer pressing member 210 as described above is pressure-sealed the opening 110 of the plastic bag 100.

Thereafter, as shown in FIGS. 5 and 6, the check valve 230 is rotated in the direction of the top surface of the plastic bag 100 so that the check valve 230 is in close contact with the top surface of the plastic bag 100. And communicate with the through hole 120.

For accurate communication between the through hole 120 and the check valve 230, the plastic bag 100 is preferably positioned so that the position disposed on the inner pressure member 220 or the outer pressure member 210 is displayed. .

Alternatively, the check valve 230 may be mounted to be extended so as to accurately communicate with the through hole 120.

In addition, since the upper support plate 231 is supported downward by the lower support plate 215, the upper support plate 231 may be better adhered to the upper surface of the plastic bag 100.

The check valve 230 is in close contact with the upper surface of the plastic bag 100 as described above to communicate with the through hole 120, the interior of the plastic bag 100 through the through hole 120 and the check valve ( Communication with the outside through 230).

At this time, the upper support plate 231 of the check valve 230 is completely in contact with the plastic bag 100 by the adhesive sheet 130, the adhesive sheet 130 surrounds the through hole 120 External air may be prevented from flowing between the upper surface of the plastic bag 100 and the lower surface of the upper support plate 231.

Thereafter, as illustrated in FIG. 7, a socket 300 connected through a vacuum pump (not shown) and a hose, etc., which are separately present outside, are disposed on the upper support plate 231 of the check valve 230.

Of course, the cover 235 must be previously separated from the fitting protrusion 236 so that the upper portion of the opening / closing protrusion 233 is exposed to the outside.

As the vacuum pump is operated, the check valve 230 is opened so that the air inside the plastic bag 100 is discharged to the outside through the socket 300 and the vacuum pump.

That is, the opening and closing protrusion 233 is raised by the suction force of the vacuum pump to open the opening and closing hole, so that the air inside the plastic bag 100 is the through hole 120 and the discharge hole 232. It is discharged to the outside through.

When the vacuum of the plastic bag 100 is completed, the user separates the socket 300 from the upper support plate 231.

Then, as shown in FIG. 8, the opening and closing protrusion 233 is lowered by the vacuum pressure to close the discharge hole 232.

In addition, the cover 235 is mounted on the fitting protrusion 236 to cover an upper portion of the opening / closing protrusion 233.

As a result, both the opening 110 and the through hole 120 of the plastic bag 100 may be sealed and closed to maintain a vacuum inside the plastic bag 100.

To release the vacuum of the plastic bag 100, the opening and closing protrusion 233 is pulled out so that external air flows through the discharge hole 232, or the outer pressurizing member 210 and the inner pressurizing member 220. By separating the mutual opening so as to open the opening (110).

By the present invention as described above, the inside of the plastic bag 100 can be easily vacuumed while at the same time easily sealing the opening 110 of the plastic bag 100.

Slide type sealing device for a plastic bag and a seal set using the same is equipped with a check valve of the present invention is not limited to the above embodiments, it can be carried out in a variety of modifications within the scope of the technical idea of the present invention.

1 is a perspective view of a conventional sealing device for plastic bags,

2 is a cross-sectional view of FIG.

3 is a perspective view of a sealing device according to an embodiment of the present invention,

4 is a perspective view of a state arranged to seal the plastic bag in the sealing device according to an embodiment of the present invention,

5 is a perspective view of a plastic bag sealed by a sealing device according to an embodiment of the present invention,

6 is a cross-sectional view taken along line A-A of FIG.

7 is a cross-sectional view of a state in which the air inside the plastic bag to the outside using a vacuum pump in the state of FIG.

8 is a cross-sectional view of the plastic bag in a vacuum storage state by the sealing device according to an embodiment of the present invention,

<Description of the symbols for the main parts of the drawings>

100: plastic bag, 110: opening part, 120: through hole, 130: adhesive sheet,

200: sealing device, 210: outer pressure member, 211: insertion hole, 212: pressure projection, 215: lower support plate, 220: inner pressure member, 222: pressure groove, 230: check valve, 231: upper support plate, 232: discharge Ball, 233: opening and closing protrusion, 235: cover, 236: fitting protrusion,

300: socket,

Claims (5)

In the sealing device for sealing the opening of the plastic bag, An outer pressurizing member having an insertion hole open in one direction; Wherein the insertion hole is made of an inner pressing member for sealing by pressing the opening of the plastic bag together with the outer pressing member, The outer pressurizing member or the inner pressurizing member is attached to the upper surface of the plastic bag is a slide type for a plastic bag with a check valve, characterized in that the check valve which is opened when the air inside the plastic bag is discharged to the outside is formed Sealing device. The method of claim 1, One of the inner circumferential surface of the outer pressure member or the outer circumferential surface of the inner pressure member is formed with a pressing projection, the other one is a slide for a plastic bag with a check valve, characterized in that the pressing groove corresponding to the pressing projection is formed. Mold sealer. The method according to claim 1 or 2, And the check valve is rotatably formed on the inner pressurizing member. An opening is formed at one side, and a plastic bag having a through hole formed at an upper surface thereof; Consists of a sealing device for sealing the opening of the plastic bag, The sealing device, An outer pressurizing member having an insertion hole open in one direction; The insertion hole is inserted into an inner pressing member for sealing by pressing the opening of the plastic bag together with the outer pressing member, The outer pressure member or the inner pressure member is attached to the upper surface of the plastic bag in communication with the through hole is characterized in that the check valve is opened when the air inside the plastic bag is discharged to the outside through the through hole is formed. Plastic bag sealing set. The method of claim 4, wherein Adhesive sheet is attached to the periphery of the through hole or the check valve, the plastic bag sealing set, characterized in that the top surface of the plastic bag and the bottom surface of the check valve to be bonded to each other.

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