CN213110500U - Hand-rolling type vacuum compression bag - Google Patents
Hand-rolling type vacuum compression bag Download PDFInfo
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- CN213110500U CN213110500U CN202021474642.2U CN202021474642U CN213110500U CN 213110500 U CN213110500 U CN 213110500U CN 202021474642 U CN202021474642 U CN 202021474642U CN 213110500 U CN213110500 U CN 213110500U
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Abstract
The utility model discloses a hand-rolled vacuum compression bag, which comprises a bag mouth sealing structure and side sealing edges, wherein the side sealing edges are arranged at the left side and the right side of the bag body; the first air blocking channel enables the two layers of plastic films to be bonded together through thermal welding, the first air blocking channel extends along the horizontal direction, one end of the first air blocking channel is connected with the first end of the side sealing edge, and a gap is formed between the other end of the first air blocking channel and the second end of the side sealing edge; the second air blocking channel is close to the bottom of the bag body, the two layers of plastic films are bonded together through thermal welding, the second air blocking channel extends along the horizontal direction, one end of the second air blocking channel is connected with the second end of the side sealing edge, and the second air blocking channel and the first end of the side sealing edge form the air outlet; the air blocking strip comprises a first air blocking strip and a second air blocking strip, and one end of the air blocking strip is connected with the first air blocking channel or the second air blocking channel.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of storing bag especially relates to a hand roll formula vacuum compression bag.
[ background of the invention ]
Storage bags are widely and generally used in modern social life, and compression bags (vacuum compression bags) also called PE zipper composite bags can effectively prevent fleas, molds, dampness, oxidation and the like, so that clothes can be stored cleanly. It can be divided into vacuum compression bag, air-extracting type quilt compression bag, hand-rolling type vacuum compression bag, hand-pressing type vacuum compression bag, etc. Hand formula vacuum compression bag, this type of compression bag is generally less, through with hand formula vacuum compression bag mode of rolling up, with gaseous exhaust, the air outside the formula vacuum compression bag of current hand probably can get into the compression bag again in, forms the return air, and this has just reduced exhaust efficiency, also makes the compression bag that the exhaust was accomplished lose the relative vacuum environment in the compression bag because the return air after accomodating article easily.
[ Utility model ] content
The utility model aims at solving the problem that the vacuum compression bag has low exhaust efficiency and is easy to cause poor sealing property due to air return in the prior art, and providing a hand-rolling vacuum compression bag.
In order to achieve the above object, the utility model provides a hand roll formula vacuum compression bag, include:
the bag opening sealing structure is arranged on the inner side of the bag body which can seal the opening;
the side sealing edges are arranged at the left side and the right side of the bag body;
the number of the air outlets is one, and the air outlets are arranged at the bottom of the bag body close to the side sealing edge;
the first air blocking channel enables the two plastic films to be bonded together through thermal welding, extends along the horizontal direction, one end of the first air blocking channel is connected with the first end of the side sealing edge, and the other end of the first air blocking channel and the second end of the side sealing edge form a gap;
the second air blocking channel is close to the bottom of the bag body, the two layers of plastic films are bonded together through thermal welding, the second air blocking channel extends along the horizontal direction, one end of the second air blocking channel is connected with the second end of the side sealing edge, and the second air blocking channel and the first end of the side sealing edge form the air outlet;
the air blocking strip comprises a first air blocking strip and a second air blocking strip, one end of the air blocking strip is connected with the first air blocking channel or the second air blocking channel, and the other end of the air blocking strip extends into the air channel;
the air duct is arranged between the first air blocking duct and the second air blocking duct.
Further, the bag opening sealing structure comprises two pairs of mounting strips and female grooves which correspond to each other, and the mounting strips are matched with the female grooves in size.
Further, the first choke strip is arranged at one end, far away from the side sealing edge, of the first choke channel, the second choke strip is arranged at one end, far away from the side sealing edge, of the second choke channel, the first choke strip is perpendicular to the first choke channel, and the second choke strip is perpendicular to the second choke channel.
Further, the first choke strip is arranged at one end, close to the near side sealing edge, of the first choke channel, the second choke strip is arranged at one end, close to the near side sealing edge, of the second choke channel, the first choke strip and the first choke channel form an oblique angle, and the second choke strip and the second choke channel form an oblique angle.
Further, the width of the air passage is between 1 cm and 3 cm.
Further, the first and second gas blocking passages have a length of 14/15-19/20 of the transverse width of the hand-rolled vacuum compression bag.
The utility model has the advantages that:
in the repeated air exhaust process, the hand-rolled vacuum compression bag is in a vacuum state, the two layers of plastic films at the air outlet are tightly attached together under the action of external atmospheric pressure, external air is not easy to enter the compression bag again to form air return, even if a small part of air enters the air passage from the gap between the two layers of plastic films at the air outlet, the air passage can be blocked by the first air blocking strip and the second air blocking strip arranged on the first air blocking passage and the second air blocking passage, the width of the air passage is between 1 cm and 3 cm, and the air exhaust efficiency is increased. The length of the first air blocking channel and the second air blocking channel is 14/15-19/20 of the transverse width of the hand-rolled vacuum compression bag, and the gap between the air blocking channels and the side sealing edge is small, so that external air is not easy to enter the bag, and the air tightness of the compression bag is improved.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is another schematic structural diagram of the embodiment of the present invention.
In the figure: 1-bag opening sealing structure, 2-side sealing edge, 3-air outlet, 4-first air blocking passage, 5-second air blocking passage, 6-first air blocking strip and 7-second air blocking strip.
[ detailed description ] embodiments
Fig. 1 is a schematic structural diagram of an embodiment of the present invention. Wherein the hand-rolled vacuum compression bag comprises a transparent bag body formed by two layers of plastic films. The left and right sides of the two layers of plastic films are bonded to form a side sealing edge 2. The side sealing edges 2 serve as boundaries of the bag separating the interior space of the bag from the exterior space.
In other embodiments, the side sealing edges 2 are formed by heat-sealing two plastic films together.
The two plastic films at the top of the hand-rolled vacuum compression bag are not bonded to form a closable opening for receiving an object.
The top end capable of sealing the opening is also provided with a bag opening sealing structure 1. This sack seal structure 1 includes the mounting bar and the female groove of two pairs of mutual matchings of mutual lock, and the inboard of two-layer transparent plastic film is located respectively to the mounting bar and female groove. When in use, the mounting bar is only required to be completely buckled into the female groove, so that a good sealing effect can be achieved.
In other embodiments, the bag opening sealing structure 1 comprises a group of zipper sliders and a zipper tooth, and when the bag opening sealing structure is used, the zipper sliders are only required to be slowly and lightly pulled to the other ends of the zipper teeth, so that the zipper is ensured to be really sealed.
And the number of the air outlets is 3, and the air outlets 3 are arranged at the bottom of the bag body and close to the side sealing edge. As shown in fig. 1, the air outlet 3 is defined by a second air blocking duct 5 provided at the bottom of the pouch body and a first end of the side sealing edge.
As shown in fig. 1, the first air blocking passage 4 is arranged 1 to 3 cm above the second air blocking passage 5, the first air blocking passage 4 is formed by adhering two layers of plastic films together by thermal welding, the first air blocking passage 4 extends along the horizontal direction, a first end of the first air blocking passage 4 is connected with a first end of the side sealing edge 2, a second end of the first air blocking passage 4 and a second end of the side sealing edge 2 form a gap, and the gap enables air in the bag body to flow into the air passage between the first air blocking passage 4 and the second air blocking passage 5 from the gap and finally to be discharged out of the air outlet 3. The second hinders the air flue 5 and is close to bag body bottom, and the second hinders air flue 5 and makes two-layer plastic film bonding together through thermal deposition, and the second hinders air flue 5 and extends along the horizontal direction, and the second hinders 5 first ends of air flue and is connected with 2 second ends of side seal limit, and the second hinders 5 second ends of air flue and forms with 2 first ends of side seal limit gas outlet 3. The gap between the first air blocking passage 4 and the second air blocking passage 5 is an air exhaust passage, so that air in the bag can be smoothly exhausted.
The air blocking strip comprises a first air blocking strip 6 and a second air blocking strip 7, one end of the air blocking strip is connected with the first air blocking channel or the second air blocking channel, and the other end of the air blocking strip extends into the air channel. In the present embodiment, as shown in fig. 1, the second air blocking strip 7 is located at the second end of the first air blocking passage 4 near the gap, and the first air blocking strip 6 is located at the second end of the second air blocking passage 5 near the air outlet 3. The first air blocking strip 6 is perpendicular to the second air blocking channel 5, and the second air blocking strip 7 is perpendicular to the first air blocking channel 4. The first air blocking channel 6 and the second air blocking channel 7 are arranged to block air flowing from the air outlet 3 into the bag body, and the air return probability is reduced. In this embodiment, the second air blocking strip and the first air blocking strip perpendicular to the first air blocking channel and the second air blocking channel, respectively, can block most of the air flowing into the bag from the outside of the bag body.
Fig. 2 is another schematic structural diagram of the embodiment of the present invention.
As shown in fig. 2, in the present embodiment, the first air blocking duct 4 extends along the horizontal direction, a first end of the first air blocking duct 4 is connected with a first end of the side sealing edge 2, and a gap exists between a second end of the first air blocking duct 4 and a second end of the side sealing edge 2, and the gap enables the air in the bag body to flow into the air duct from the gap and finally to be discharged out of the air outlet 3. The second hinders the air flue 5 and is close to bag body bottom, and the second hinders air flue 5 and makes two-layer plastic film bonding together through thermal deposition, and the second hinders air flue 5 and extends along the horizontal direction, and the second hinders 5 first ends of air flue and is connected with 2 second ends of side seal limit, and the second hinders 5 second ends of air flue and forms with 2 first ends of side seal limit gas outlet 3. The first gas barrier strip 6 is located at a first end of the first gas barrier channel 4. The second air blocking strip 7 is positioned at the first end of the second air blocking channel 5, the first air blocking strip 6 forms an oblique angle with the first air blocking channel 4, and the second air blocking strip 7 forms an oblique angle with the second air blocking channel 5. The first air blocking strip 6 and the second air blocking strip 7 extend towards the air outlet 3.
In this embodiment, first air blocking strip 6 and second air blocking strip 7 become the oblique angle with the air duct to extend to 3 directions in the gas outlet, guaranteed that the air outwards arranged can reach the gas outlet along the air duct smoothly from the internal portion of bag, also can effectively prevent that outside gas from the reverse air duct that gets into of gas vent simultaneously, realized this hand roll formula vacuum compression bag's leakproofness. The arrangement of the first air blocking strip 6 and the second air blocking strip 7 can block air flowing from the air outlet 3 into the bag body, and the air return probability is reduced.
When the bag is used, articles are placed in the bag body, the mounting strip is completely buckled into the female groove, the bag opening sealing structure 1 is pressed by hands to slide back and forth for several times, and the bag opening can be sealed really. Air is discharged by rolling, and is slowly rolled up and squeezed by hand from one end of the sealing structure 1 of the bag opening of the hand-rolled vacuum compression bag, so that the air is squeezed to move from the bag to the air outlet 3 of the compression bag and is discharged. Repeating the steps for several times until the air is exhausted, and then flattening the bag. In the repeated air exhaust process, the hand-rolled vacuum compression bag is in a vacuum state, the two layers of plastic films at the air outlet 3 are tightly attached together under the action of external atmospheric pressure, external air is not easy to enter the compression bag again to form air return, and even if a small part of air enters the air passage from the gap between the two layers of plastic films at the air outlet 3, the air is blocked by the first air blocking strip 6 and the second air blocking strip 7 arranged on the first air blocking passage 4 and the second air blocking passage 5.
It should be noted that the features of the embodiments and examples of the present application may be combined with each other without conflict. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention. It should be noted that the terms "first", "second", and the like in the description and in the claims and in the drawings of the present invention are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein.
Claims (6)
1. A hand-rolled vacuum compression bag comprising two layers of crimpable plastic film, further comprising:
the bag opening sealing structure is arranged on the inner side of the bag body which can seal the opening;
the side sealing edges are arranged at the left side and the right side of the bag body;
the number of the air outlets is one, and the air outlets are arranged at the bottom of the bag body close to the side sealing edge; a first gas barrier channel bonding two plastic films together by thermal welding, the first gas barrier channel
The first air blocking channel extends along the horizontal direction, one end of the first air blocking channel is connected with the first end of the side sealing edge, and a gap is formed between the other end of the first air blocking channel and the second end of the side sealing edge;
the second air blocking channel is close to the bottom of the bag body, the two layers of plastic films are bonded together through thermal welding, the second air blocking channel extends along the horizontal direction, one end of the second air blocking channel is connected with the second end of the side sealing edge, and the second air blocking channel and the first end of the side sealing edge form the air outlet; the air blocking strip comprises a first air blocking strip and a second air blocking strip, one end of the air blocking strip is connected with the first air blocking channel or the second air blocking channel, and the other end of the air blocking strip extends into the air channel;
the air duct is arranged between the first air blocking duct and the second air blocking duct.
2. The hand-rolled vacuum compression bag of claim 1, wherein the bag mouth seal arrangement comprises two pairs of mating mounting bars and female grooves.
3. The hand-rolled vacuum compression bag of claim 1, wherein the first choke strip is disposed at an end of the first choke channel distal from the side seal, the second choke strip is disposed at an end of the second choke channel distal from the side seal, the first choke strip is perpendicular to the first choke channel, and the second choke strip is perpendicular to the second choke channel.
4. The hand-rolled vacuum compression bag according to claim 1, wherein the first air barrier strip is disposed at an end of the first air barrier adjacent to the proximal sealing edge, the second air barrier strip is disposed at an end of the second air barrier adjacent to the proximal sealing edge, the first air barrier strip is disposed at an oblique angle to the first air barrier, the second air barrier strip is disposed at an oblique angle to the second air barrier, and the first air barrier strip and the second air barrier extend in the direction of the air outlet.
5. The hand-rolled vacuum compression bag according to claim 1 wherein the airway has a width of 1 cm to 3 cm.
6. The hand-rolled vacuum compression bag of claim 1 wherein the first and second gas-blocking passageways have a length of 14/15-19/20 of the transverse width of the hand-rolled vacuum compression bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021474642.2U CN213110500U (en) | 2020-07-23 | 2020-07-23 | Hand-rolling type vacuum compression bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021474642.2U CN213110500U (en) | 2020-07-23 | 2020-07-23 | Hand-rolling type vacuum compression bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213110500U true CN213110500U (en) | 2021-05-04 |
Family
ID=75679529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021474642.2U Expired - Fee Related CN213110500U (en) | 2020-07-23 | 2020-07-23 | Hand-rolling type vacuum compression bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213110500U (en) |
-
2020
- 2020-07-23 CN CN202021474642.2U patent/CN213110500U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210504 Termination date: 20210723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |