CN104029939A - Liquid leakless packaging bag - Google Patents
Liquid leakless packaging bag Download PDFInfo
- Publication number
- CN104029939A CN104029939A CN201410252618.7A CN201410252618A CN104029939A CN 104029939 A CN104029939 A CN 104029939A CN 201410252618 A CN201410252618 A CN 201410252618A CN 104029939 A CN104029939 A CN 104029939A
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- China
- Prior art keywords
- film
- outlet pipe
- coolant outlet
- packaging bag
- bag
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention discloses a liquid leakless packaging bag which comprises a first film, a second film, a third film and a fourth film, wherein the third film is welded with the inner wall of the fourth film; the second film is partially welded with the third film; a liquid inlet channel is formed between the second film and the third film; the edge of the first film is welded with the fourth film so as to form a bag body; or the edge of the first film is welded a part of the edges of the second film, the third film and the fourth film to form the bag body. After a liquid is filled, the packaging bag is formed into a sealed structure, then a sealing procedure is canceled, the pass percent of a product is improved, and the production cost is lowered; when people drink the liquid, no matter how many liquid is left inside the bag, the liquid is always at the uppermost part of the drink bag, people can take the liquid without raising the head, and no air is sucked when taking the liquid; as the part with the drink in the packaging bag is slightly swelled, people can feel certain hardness when holding the packaging bag by hand, then the defect that a drink bag in market cannot be stably held by hand because of the softness and infirmness is solved.
Description
Technical field
The present invention relates to a kind of packaging bag, particularly a kind of pack for liquids.
Background technology
Pack for liquids of the prior art has needed sealing work after filling liquid, and the sealing work after filling liquid comparatively bothers, and it is not tight that sealing usually occurs, and causes the qualification rate of product not high, and productive costs increases.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of sealing work that can omit after filling liquid, improve conforming product rate, the no leakage body packaging bag reducing production costs.
The technical solution adopted for the present invention to solve the technical problems is:
The packaging bag of a kind of no leakage body, comprise the first film, the second film, the 3rd film and the 4th film, the length of described the first film and the 4th film is greater than the length of described the second film and the 3rd film, described the second film, the 3rd film is between described the first film and the 4th film, the inwall welding of described the 3rd film and described the 4th film, local welding between described the second film and the 3rd film, between the second film and the 3rd film, form feed pathway, the edge of described the first film and described the 4th film welding form bag, or the edge of described the first film and described the second film, the local edge welding of the 3rd film and the 4th film forms bag.
Described the first film is provided with coolant outlet pipe that can be automatically closed.
Described can be automatically closed coolant outlet pipe have four kinds of structures, the first structure is that the sidewall of described coolant outlet pipe is provided with bending impression, during state of nature described in coolant outlet pipe along the nature bending of bending impression position, block the passage in described coolant outlet pipe.
The second structure is that described coolant outlet pipe comprises hypomere coolant outlet pipe and epimere coolant outlet pipe, the lower end of described hypomere coolant outlet pipe is connected with described the first film, upper end is connected with the lower end of described epimere coolant outlet pipe by a resilient sleeve, the upper end end face of described hypomere coolant outlet pipe is provided with the first apopore, the lower surface of described epimere coolant outlet pipe is provided with the second apopore, during state of nature, be subject to the pulling force effect of resilient sleeve, the upper surface laminating of described epimere coolant outlet pipe lower surface and described hypomere coolant outlet pipe forms sealing, and described the first apopore and the second apopore are not communicated with.
The upper surface of described hypomere coolant outlet pipe is provided with sealing plug corresponding to the position of described the second apopore, and during state of nature, described sealing plug is filled in described the second apopore and formed and seal.
The third structure is that the end of described coolant outlet pipe is provided with water outlet designated port.
The 4th kind of structure is that one end that described coolant outlet pipe is positioned at described bag is provided with sealing valve, is provided with the rib being connected with described sealing valve in described coolant outlet pipe.
In described bag, be provided with along its length curling of the elasticity of arranging.
The invention has the beneficial effects as follows: self-assembling formation hermetically-sealed construction after packaging bag filling liquid of the present invention, omitted sealing process, can improve conforming product rate, reduce production costs, because packaging bag is vacuum there is no filling front inside, after filled drink, packaging bag is propped up, there is certain hardness, when drinking, the suction of mouth is equivalent to vacuumize, minimizing along with liquid in bag, beverage bag bottom is from bottom to top taken out flat, make beverage all the time at the topmost of beverage bag, do not need to come back and just can suck, during sucking, guarantee can not be drawn onto air, no matter the beverage in beverage bag is also surplus how many after drinking, so long as there have the position beverage bag of beverage just to have to be certain glutted, hand has certain hardness all the time while taking, the shortcoming that has solved the soft couch of beverage bag hand Na Shiyin on present market and cannot hold steadily.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the first embodiment feed pathway open mode cutaway view of the present invention;
Fig. 2 is the feed pathway of packaging bag shown in Fig. 1 closed state cutaway view;
Fig. 3 is the cutaway view of packaging bag shown in Fig. 1 when not filling;
Fig. 4 is the second embodiment suction pipe closed state structural representation of the present invention;
Fig. 5 is the suction pipe of packaging bag shown in Fig. 4 open mode structural representation;
Fig. 6 is the third embodiment suction pipe closed state structural representation of the present invention;
Fig. 7 is the suction pipe of packaging bag shown in Fig. 6 open mode structural representation;
Fig. 8 is the 4th kind of embodiment suction pipe closed state structural representation of the present invention;
Fig. 9 is the suction pipe of packaging bag shown in Fig. 8 open mode structural representation;
Figure 10 is the 5th kind of embodiment suction pipe closed state structural representation of the present invention;
Figure 11 is the suction pipe of packaging bag shown in Figure 10 open mode structural representation;
Figure 12 is the 6th kind of embodiment structural representation of the present invention;
Figure 13 is the 7th kind of embodiment structural representation of the present invention;
Figure 14 is the structural representation of packaging bag shown in Figure 12 or Figure 13 after curling.
The specific embodiment
Referring to figs. 1 through Figure 14, the packaging bag of a kind of no leakage body, comprise the first film 1, the second film 2, the 3rd film 3 and the 4th film 4, the length of described the first film 1 and the 4th film 4 is greater than the length of described the second film 2 and the 3rd film 3, described the second film 2, the 3rd film 3 is between described the first film 1 and the 4th film 4, the inwall welding of described the 3rd film 3 and described the 4th film 4, local welding between described the second film 2 and the 3rd film 3, between the second film 2 and the 3rd film 3, form feed pathway 5, if the second film 2, the width of the 3rd film 3 is less than the width of the first film 1 the 4th film 4, the edge of described the first film 1 and described the 4th film 4 weldings form bag, if the first film 1, the second film 2, the 3rd film 3 is identical with the width of the 4th film 4, the edge of described the first film 1 and described the second film 2, the local edge welding of the 3rd film 3 and the 4th film 4 forms bag.
For the packaging bag that does not set out water pipe, when drinking, packaging bag can be torn to an osculum, in the present invention, described the first film is provided with coolant outlet pipe that can be automatically closed, feed pathway 5 also can be positioned at coolant outlet pipe, and when water suction, feed pathway 5 can not be opened.Can connection structure be set at coolant outlet pipe top, as arranged and the middle cover of existing feeding bottle, the communication port that nipple mates, can directly be connected on middle cover and nipple and form feeding bottle.For the suction pipe with automatic closing function, in prior art, there is numerous embodiments to realize, the present invention provides following four kinds of concrete structures.
The first structure is referring to Fig. 4, Fig. 5, the sidewall of described coolant outlet pipe 6 is provided with bending impression 7, described in during state of nature, coolant outlet pipe 6 is along the 7 position nature bendings of bending impression, block the passage in described coolant outlet pipe 6, in application, make, upwards lift the end of suction pipe, the passage in coolant outlet pipe 6 is opened, and just can be out of the water.
The second structure is referring to Fig. 8, Fig. 9, described coolant outlet pipe 6 comprises hypomere coolant outlet pipe 60 and epimere coolant outlet pipe 61, the lower end of described hypomere coolant outlet pipe 60 is connected with described the first film 1, upper end is connected with the lower end of described epimere coolant outlet pipe 61 by a resilient sleeve 8, the upper end end face of described hypomere coolant outlet pipe 60 is provided with the first apopore 601, the lower surface of described epimere coolant outlet pipe 61 is provided with the second apopore 610, during state of nature, be subject to the pulling force effect of resilient sleeve 8, the upper surface laminating of described epimere coolant outlet pipe 61 lower surfaces and described hypomere coolant outlet pipe 60 forms sealing, described the first apopore 601 and the second apopore 610 are not communicated with, in order to strengthen waterproof effect, the upper surface of described hypomere coolant outlet pipe 60 is provided with sealing plug 602 corresponding to the position of described the second apopore 610, during state of nature, described sealing plug 602 is filled in described the second apopore 610 and is formed and seal, in use, the end of the section of pressing coolant outlet pipe 61 downwards, epimere coolant outlet pipe 61 lower surfaces are separated with the upper surface of described hypomere coolant outlet pipe 60, just can be out of the water, after drinking, epimere coolant outlet pipe 61 is replied under the effect of resilient sleeve 8, self-assembling formation sealing.
The third structure is referring to Fig. 6, Fig. 7, and the end of described coolant outlet pipe 6 is provided with water outlet designated port 12, and when sucking, water outlet designated port 12 is opened, and forms liquid outlet channel, and during state of nature, the sealing of water outlet designated port elastic reaction, prevents that liquid from spilling.
The 4th kind of structure is referring to Figure 10, Figure 11, one end that described coolant outlet pipe 6 is positioned at described bag is provided with sealing valve 10, in described coolant outlet pipe 6, be provided with the rib 11 being connected with described sealing valve 10, when drinking, lip squeezes out the end of water pipe 6, rib 11 inside contracts, push sealing valve 10 open and form liquid outlet channel, during state of nature, rib 11 elastic reactions restore naturally, the inwall that sealing valve 10 is close to packaging bag forms hermetically-sealed construction, prevents that liquid from spilling.
Because packaging bag is vacuum there is no filling front inside, after filled drink, packaging bag is propped up, there is certain hardness, when drinking, the suction of mouth is equivalent to vacuumize, minimizing along with liquid in bag, beverage bag bottom is from bottom to top taken out flat, make beverage all the time at the topmost of beverage bag, do not need to come back and just can suck, during sucking, guarantee can not be drawn onto air, no matter the beverage in beverage bag is also surplus how many after drinking, so long as there have the packaging bag at beverage position just to have to be certain glutted, hand has certain hardness all the time while taking, the shortcoming that has solved the soft couch of beverage bag hand Na Shiyin on present market and cannot hold steadily.
Referring to Figure 12,13, in described bag, be provided with along its length curling 9 of the elasticity of arranging, curling 9 of elasticity can be as shown in figure 12 one, also can be for as shown in figure 13 two etc., curling 9 of elasticity is harder elastoplast or steel wire, after filling liquid, packaging bag is supportted directly, in drinking process, minimizing along with liquid in bag, packaging bag is curling under the effect of curling 9 of elasticity, forms structure as shown in figure 14, convenient liquid in bag has been drunk.
Packaging bag of the present invention makes pouring into liquid, and hydraulic pressure forces feed pathway 5 to be opened, after tubulose, hydraulic pressure in bag makes the second film 2, the 3rd film 3 sealings, and liquid can not flow out, and can dispense the sealing work in later stage, the qualification rate that can improve product, reduces production costs.
Claims (8)
1. no leakage body packaging bag, it is characterized in that it comprises the first film (1), the second film (2), the 3rd film (3) and the 4th film (4), the length of described the first film (1) and the 4th film (4) is greater than the length of described the second film (2) and the 3rd film (3), described the second film (2), the 3rd film (3) is positioned between described the first film (1) and the 4th film (4), the inwall welding of described the 3rd film (3) and described the 4th film (4), local welding between described the second film (2) and the 3rd film (3), between the second film (2) and the 3rd film (3), form feed pathway (5), the edge of described the first film (1) and described the 4th film (4) welding form bag, or the edge of described the first film (1) and described the second film (2), the local edge welding of the 3rd film (3) and the 4th film (4) forms bag.
2. no leakage body according to claim 1 packaging bag, is characterized in that described the first film (1) is provided with the coolant outlet pipe (6) of closure automatically.
3. no leakage body according to claim 2 packaging bag, the sidewall that it is characterized in that described coolant outlet pipe (6) is provided with bending impression (7), coolant outlet pipe described in during state of nature (6), along the nature bending of bending impression (7) position, is blocked the passage in described coolant outlet pipe (6).
4. no leakage body according to claim 2 packaging bag, it is characterized in that described coolant outlet pipe (6) comprises hypomere coolant outlet pipe (60) and epimere coolant outlet pipe (61), the lower end of described hypomere coolant outlet pipe (60) is connected with described the first film (1), upper end is connected with the lower end of described epimere coolant outlet pipe (61) by a resilient sleeve (8), the upper end end face of described hypomere coolant outlet pipe (60) is provided with the first apopore (601), the lower surface of described epimere coolant outlet pipe (61) is provided with the second apopore (610), during state of nature, be subject to the pulling force effect of resilient sleeve (8), the upper surface laminating of described epimere coolant outlet pipe (61) lower surface and described hypomere coolant outlet pipe (60) forms sealing, described the first apopore (601) and the second apopore (610) are not communicated with.
5. no leakage body according to claim 4 packaging bag, the upper surface that it is characterized in that described hypomere coolant outlet pipe (60) is provided with sealing plug (602) corresponding to the position of described the second apopore (610), during state of nature, described sealing plug (602) is filled in described the second apopore (610) and is formed and seal.
6. no leakage body according to claim 2 packaging bag, is characterized in that the end of described coolant outlet pipe (6) is provided with water outlet designated port (12).
7. no leakage body according to claim 2 packaging bag, it is characterized in that one end that described coolant outlet pipe (6) is positioned at described bag is provided with sealing valve (10), is provided with the rib (11) being connected with described sealing valve (10) in described coolant outlet pipe (6).
8. no leakage body according to claim 1 packaging bag, is characterized in that being provided with in described bag curling of the elasticity (9) of arranging along its length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410252618.7A CN104029939B (en) | 2014-06-09 | 2014-06-09 | The packaging bag of a kind of no leakage body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410252618.7A CN104029939B (en) | 2014-06-09 | 2014-06-09 | The packaging bag of a kind of no leakage body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104029939A true CN104029939A (en) | 2014-09-10 |
| CN104029939B CN104029939B (en) | 2016-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410252618.7A Active CN104029939B (en) | 2014-06-09 | 2014-06-09 | The packaging bag of a kind of no leakage body |
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| Country | Link |
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| CN (1) | CN104029939B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890999A (en) * | 2015-06-23 | 2015-09-09 | 李红彪 | Side-cutting self-sealing bottle cover |
| CN106347828A (en) * | 2015-07-20 | 2017-01-25 | 王及伟 | Storage bag for flow-state goods and making method |
| CN110254934A (en) * | 2019-07-16 | 2019-09-20 | 宁波精酿谷科技有限公司 | Disposable beer aseptic package bag and packaging process |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2401478Y (en) * | 1999-11-11 | 2000-10-18 | 哈尔滨裕通医用器具开发有限责任公司 | Self-closing plastic bag for liquid package |
| CN1965737B (en) * | 2006-01-25 | 2010-04-07 | 李红彪 | Suction tube capable of opening and closing automatically |
| CN201643278U (en) * | 2010-02-01 | 2010-11-24 | 张红霞 | Oxygen humidifying suction apparatus |
| CN102327034A (en) * | 2011-05-31 | 2012-01-25 | 李红彪 | Straw capable of being automatically closed |
| CN202581995U (en) * | 2012-03-28 | 2012-12-05 | 成都心海汇才生物科技有限公司 | Ice bag with automatic sealing water injection opening |
| CN203865295U (en) * | 2014-06-09 | 2014-10-08 | 李红彪 | Leak-proof liquid packaging bag |
-
2014
- 2014-06-09 CN CN201410252618.7A patent/CN104029939B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890999A (en) * | 2015-06-23 | 2015-09-09 | 李红彪 | Side-cutting self-sealing bottle cover |
| CN104890999B (en) * | 2015-06-23 | 2017-11-07 | 中山市华宝勒生活用品实业有限公司 | Draw self-enclosed bottle cap in a kind of side |
| CN106347828A (en) * | 2015-07-20 | 2017-01-25 | 王及伟 | Storage bag for flow-state goods and making method |
| CN106347828B (en) * | 2015-07-20 | 2019-01-22 | 王及伟 | Fluidised form article storage capsule and preparation method |
| CN110254934A (en) * | 2019-07-16 | 2019-09-20 | 宁波精酿谷科技有限公司 | Disposable beer aseptic package bag and packaging process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104029939B (en) | 2016-05-11 |
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