CN221189795U - Negative pressure double-shell bottle device - Google Patents
Negative pressure double-shell bottle device Download PDFInfo
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- CN221189795U CN221189795U CN202322485370.6U CN202322485370U CN221189795U CN 221189795 U CN221189795 U CN 221189795U CN 202322485370 U CN202322485370 U CN 202322485370U CN 221189795 U CN221189795 U CN 221189795U
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- shell
- negative pressure
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- fusion
- soft shell
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- 241000238367 Mya arenaria Species 0.000 claims abstract description 55
- 238000005520 cutting process Methods 0.000 claims abstract description 28
- 230000004927 fusion Effects 0.000 claims abstract description 26
- 239000012263 liquid product Substances 0.000 claims abstract description 10
- 238000002844 melting Methods 0.000 claims abstract description 4
- 230000008018 melting Effects 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 27
- 239000012528 membrane Substances 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 4
- 230000000813 microbial effect Effects 0.000 abstract description 4
- 238000004080 punching Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to a negative pressure double-shell bottle device, which comprises a hard shell, a soft shell, a threaded opening, an air cavity, a negative pressure cavity, a cutting line and an air inlet, wherein the hard shell is provided with the threaded opening, the hard shell wall and a hard shell fusion line; the soft shell is provided with a soft shell threaded opening and a soft shell fusion line; the hard shell and the soft shell are fixedly connected through fusion and cut along a cutting line to form a double-shell bottle; the hard shell thread opening and the soft shell thread opening are combined into a thread opening through hot melting and fixed connection; the hard shell fusion line and the soft shell fusion line are fixedly connected through thermal fusion to form a cutting line; cutting along the cutting line to form an air inlet; the hard shell and the soft shell are fixedly connected through fusion to form an air cavity and a negative pressure cavity. The utility model achieves the utility model effect of no deformation and convenient use through the outer hard shell; the negative pressure cavity is formed by the deformation of the inner soft shell, so that the liquid product can isolate air and prevent oxidation and microbial pollution. In addition, the utility model avoids the defect that the soft shell is punched through by secondary punching in a mode of cutting along a cutting line to form the air inlet.
Description
Technical Field
The utility model relates to a negative pressure double-shell bottle device.
Background
Chinese patent CN112849725A in 2021, month 05 and 28 discloses a low-cost double-layer bottle, comprising a double-layer bottle body and a unidirectional membrane, wherein the unidirectional membrane is provided with a unidirectional discharge port; the double-layer bottle body comprises a soft inner bottle body and an outer bottle body which can be extruded and can be restored to the original state after being released from extrusion, a gap cavity is formed between the inner bottle body and the outer bottle body, and a gap opening is formed at the side surface of the inner bottle body and the bottle opening of the outer bottle body; the bottle mouth of the inner bottle body is wrapped with a soft bottle cap, the bottle cap comprises a top surface covering the bottle mouth of the inner bottle body and a side wall wrapping the bottle mouth, the top surface is provided with an opening corresponding to the one-way discharge port and an air inlet, the air inlet is used for allowing outside air to enter the gap cavity from the air inlet, and the one-way diaphragm and the side wall of the bottle cap form a one-way sealing valve; the one-way sealing valve is in a sealing state when the outer bottle body is extruded, and allows air to enter the gap cavity in one way from the air inlet after the outer bottle body is extruded.
Along with the improvement of life quality of people, the fresh-keeping requirements on foods, cosmetics, medical supplies and the like are higher and higher. Liquid products may be oxidized when in contact with air, the active ingredient is lowered, and even harmful substances are generated; also polluted by harmful microorganisms, and a large amount of preservative is added into the product to prolong the shelf life and seriously influence the quality of the product in order to prevent the spoilage.
The packaging for isolating air in the use process of the liquid product can effectively avoid the problems of oxidation and microbial pollution of the product.
The traditional soft bag package can isolate the liquid product from contacting with air, but the soft bag package cannot be vertically placed, and is inconvenient to produce, transport and use. The soft bag is packaged and deformed, which has bad influence on the image of the product and affects sales. The packaging bag can be vertically placed, is convenient to use, does not deform, and can isolate air, so that the packaging bag is particularly important for liquid products.
Disclosure of utility model
In view of the foregoing deficiencies of the prior art, it is desirable, in accordance with embodiments of the present utility model, to provide a dual-shelled packaging bottle, which is directed to achieving the following objectives: (1) The purposes of no deformation and convenient use are achieved through the outer hard shell; (2) The vacuum liquid dispensing device is matched with an upright vacuum liquid dispensing pump (or an inverted vacuum liquid dispensing pump) to be used, a negative pressure cavity is formed through the deformation of the inner soft shell, air is isolated from entering, and the purposes of oxidation and microbial contamination of products are prevented; (3) The outer layer hard shell and the inner layer soft shell are fused with each other, and the air inlet is formed by cutting along the cutting line, so that the defect that the soft shell is easy to puncture due to secondary punching is avoided, and the production efficiency and the qualification rate of the double-shell bottle are effectively improved.
According to the embodiment, the negative pressure double-shell bottle device comprises a hard shell, a soft shell, a threaded opening, an air cavity, a negative pressure cavity, a cutting line and an air inlet, and is characterized in that the hard shell is provided with the hard shell threaded opening, the hard shell wall and a hard shell fusion line; the soft shell is provided with a soft shell threaded opening and a soft shell fusion line; the hard shell and the soft shell are fixedly connected through fusion and cut along a cutting line to form a double-shell bottle; the hard shell thread opening and the soft shell thread opening are combined into a thread opening through hot melting and fixed connection; the hard shell fusion line and the soft shell fusion line are fixedly connected through thermal fusion to form a cutting line; cutting along the cutting line to form an air inlet; the hard shell and the soft shell are fixedly connected through fusion to form an air cavity and a negative pressure cavity.
The negative pressure double-shell bottle device is further provided with the upright vacuum pump or the inverted vacuum pump, the liquid product is canned into the negative pressure cavity, and the upright vacuum pump or the inverted vacuum pump is sealed by a spiral cover to isolate air for preservation.
Preferably, in the negative pressure double-shell bottle device, the soft shell comprises an outer layer and an inner layer, wherein the outer layer is a separation membrane, and the inner layer is a single-layer or multi-layer composite impermeable membrane.
By means of the technical scheme, the upright vacuum pump or the inverted vacuum pump is pressed, air enters the air cavity through the air inlet, atmospheric pressure acts on the outer wall of the soft shell, the soft shell deforms, liquid is extruded, and the upright vacuum pump or the inverted vacuum pump discharges the liquid; the negative pressure cavity keeps negative pressure, and no air enters; the hard shell wall is not deformed and remains in its original shape.
Compared with the prior art, the negative pressure double-shell bottle device has the advantages that the outer-layer hard shell is free from deformation, and the use is convenient; the negative pressure cavity is formed by the deformation of the inner soft shell, so that the liquid product can isolate air and prevent oxidation and microbial pollution. In addition, the utility model also provides a mode of forming the air inlet by cutting along the cutting line, thereby avoiding the defect that the soft shell is punched through secondary punching and improving the production efficiency and the qualification rate of the double-shell bottle. In addition, the utility model also provides a double-layer composite membrane soft shell, wherein the outer layer is an isolating membrane, and the inner layer is a single-layer or multi-layer composite impermeable membrane.
Drawings
Fig. 1 is a perspective view of a negative pressure double-shell bottle device of the present utility model.
Fig. 2 is a schematic structural view of the negative pressure double-shell bottle device of the present utility model.
FIG. 3 is a schematic diagram of the vacuum pump of the negative pressure double-shell bottle device of the present utility model.
FIG. 4 is a schematic view (front view) of a double-shell bottle of the negative pressure double-shell bottle device of the present utility model,
FIG. 5 is a schematic view of the structure of a double-shell bottle of the negative pressure double-shell bottle device of the present utility model (bottom view).
FIG. 6 is a schematic diagram of the structure of a hard shell of the negative pressure double-shell bottle device of the present utility model.
FIG. 7 is a schematic view of the structure of the soft shell of the negative pressure double-shell bottle device of the present utility model.
Wherein: 1 is a double-shell bottle; 2-1 is an upright vacuum pump; 2-2 is an inverted vacuum pump; 1-1 is a hard shell; 1-2 is a soft shell; 1-3 are screw thread ports; 1-4 are air chambers; 1-5 is a negative pressure cavity; 1-6 are cutting lines; 1-7 are air inlets; 1-11 are hard shell screw thread openings; 1-12 are hard shell walls; 1-13 are hard shell weld lines; 1-21 are soft shell screw thread ports; 1-22 are soft shell walls; 1-23 are soft shell weld lines; 1-221 is an outer isolating film; 1-222 are inner impermeable films.
Detailed Description
The utility model is further illustrated in the following, in conjunction with the accompanying drawings and detailed embodiments. These examples should be construed as merely illustrative of the present utility model and not limiting the scope of the present utility model. Various changes and modifications to the present utility model may be made by one skilled in the art after reading the description herein, and such equivalent changes and modifications are intended to fall within the scope of the present utility model as defined in the appended claims.
The negative pressure double-shell bottle device in the following embodiment of the utility model is formed by blowing a double-layer bottle blank injection molding die common in the field, wherein the double-layer bottle blank injection molding die consists of two sets of bottle blank dies, and can be used for simultaneously assembling and matching the same double-color/double-material injection machine, and the injection of an inner layer material and an outer layer material is completed in one injection period of the double-color/double-material injection machine to form a double-layer bottle blank.
As shown in fig. 1-2, a negative pressure double-shell bottle device 1 provided by a preferred embodiment of the present utility model is configured with an upright vacuum pump 2-1 (or an inverted vacuum pump 2-2) as shown in fig. 3, comprising a hard shell 1-1, a soft shell 2-2, a screw thread port 1-3, an air cavity 1-4, a negative pressure cavity 1-5, a cut line 1-6, and an air inlet 1-7. As shown in fig. 6, the hard shell 1-1 is provided with a hard shell screw port 1-11, a hard shell wall 1-12, and a hard shell weld line 1-13. As shown in FIG. 7, the soft shell 1-2 is provided with a soft shell threaded opening 1-21, a soft shell wall 1-22 and a soft shell fusion line 1-23. As shown in fig. 4-5, the hard shell 1-1 and the soft shell 1-2 are fixedly connected in a fusion manner and cut along the cutting line 1-6 to form the double-shell bottle 1; the hard shell thread opening 1-11 and the soft shell thread opening 1-21 are combined into a thread opening 1-3 through hot melting and fixed connection; the hard shell fusion line 1-13 and the soft shell fusion line 1-23 are fixedly connected through thermal fusion to form a cutting line 1-6; cutting along the cutting line 1-6 to form an air inlet 1-7; the hard shell 1-1 is fused and fixedly connected with the soft shell 1-2 to form an air cavity 1-4 and a negative pressure cavity 1-5.
As shown in FIG. 7, the soft shell 2-2 includes an outer layer 1-221 of a barrier film and an inner layer 1-222 of an impermeable film.
The implementation of the present utility model is specifically described below with reference to the accompanying drawings.
As shown in fig. 1-7, the liquid product is canned into a negative pressure cavity 1-5, and an upright vacuum pump 2-1 (or an inverted vacuum pump 2-2) is sealed by a screw cap to isolate air for preservation. Pressing the upright vacuum pump 2-1 (or the inverted vacuum pump 2-2), enabling air to enter the air cavity 1-4 through the air inlet 1-7, enabling atmospheric pressure to act on the outer wall of the soft shell wall 1-22, enabling the soft shell wall 1-22 to deform, enabling liquid to be extruded, and enabling the upright vacuum pump 2-1 (or the inverted vacuum pump 2-2) to discharge liquid; the negative pressure cavity 1-5 keeps negative pressure, and no air enters; the hard shell walls 1-12 are not deformed and remain in their original shape.
In conclusion, the utility model achieves the utility model effect of no deformation and convenient use through the outer hard shell 1-1; the negative pressure cavity is formed by the modification of the inner soft shell 2-2, so that the liquid product is isolated from air, and the oxidation and microorganism pollution are prevented; in addition, the air inlet is formed by cutting along the cutting line, so that the defect that the soft shell is punched through by secondary punching is avoided, and the production efficiency and the qualification rate of the double-shell bottles are improved.
Claims (3)
1. The negative pressure double-shell bottle device comprises a hard shell, a soft shell, a threaded opening, an air cavity, a negative pressure cavity, a cutting line and an air inlet, and is characterized in that the hard shell is provided with the hard shell threaded opening, the hard shell wall and a hard shell fusion line; the soft shell is provided with a soft shell threaded opening and a soft shell fusion line; the hard shell and the soft shell are fixedly connected through fusion and cut along a cutting line to form a double-shell bottle; the hard shell thread opening and the soft shell thread opening are combined into a thread opening through hot melting and fixed connection; the hard shell fusion line and the soft shell fusion line are fixedly connected through thermal fusion to form a cutting line; cutting along the cutting line to form an air inlet; the hard shell and the soft shell are fixedly connected through fusion to form an air cavity and a negative pressure cavity.
2. The negative pressure double-shell bottle device according to claim 1, further comprising an upright vacuum pump or an inverted vacuum pump, wherein the liquid product is canned into the negative pressure cavity, and the upright vacuum pump or the inverted vacuum pump is sealed by a screw cap to isolate air preservation.
3. The negative pressure double-shell bottle device according to claim 1 or 2, wherein the soft shell comprises an outer layer and an inner layer, the outer layer is a separation membrane, and the inner layer is a single-layer or multi-layer composite impermeable membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322485370.6U CN221189795U (en) | 2023-09-13 | 2023-09-13 | Negative pressure double-shell bottle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322485370.6U CN221189795U (en) | 2023-09-13 | 2023-09-13 | Negative pressure double-shell bottle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221189795U true CN221189795U (en) | 2024-06-21 |
Family
ID=91525761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322485370.6U Active CN221189795U (en) | 2023-09-13 | 2023-09-13 | Negative pressure double-shell bottle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221189795U (en) |
-
2023
- 2023-09-13 CN CN202322485370.6U patent/CN221189795U/en active Active
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