CN220905854U - Reagent bottle cap capable of ventilating and exhausting - Google Patents
Reagent bottle cap capable of ventilating and exhausting Download PDFInfo
- Publication number
- CN220905854U CN220905854U CN202322773654.5U CN202322773654U CN220905854U CN 220905854 U CN220905854 U CN 220905854U CN 202322773654 U CN202322773654 U CN 202322773654U CN 220905854 U CN220905854 U CN 220905854U
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- CN
- China
- Prior art keywords
- cap
- reagent bottle
- cover
- bottle cap
- partition plate
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- 239000003153 chemical reaction reagent Substances 0.000 title claims abstract description 23
- 238000005192 partition Methods 0.000 claims abstract description 24
- 238000009423 ventilation Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 4
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 10
- 230000007797 corrosion Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 238000007789 sealing Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 3
- 238000013022 venting Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 4
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 2
- 241001411320 Eriogonum inflatum Species 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Landscapes
- Closures For Containers (AREA)
Abstract
The utility model discloses a reagent bottle cap capable of ventilating and exhausting, which comprises an upper cap and a lower cap, wherein a partition plate is arranged in the middle of the lower cap, ventilation holes are formed in the partition plate, and a ventilating film is arranged on the partition plate. The utility model ensures that the bottle cap has stronger pressure-resistant mechanical property and sealing effect and has certain corrosion resistance and can exhaust. The container cover is suitable for a plurality of different storage requirements by combining the corrosion-resistant material and the bottle cover, and has wider application prospect than the prior venting cover.
Description
Technical Field
The utility model relates to a special bottle cap matched with a chemical reagent bottle capable of storing volatile gas, in particular to a corrosion-resistant breathable bottle cap with an exhaust tetrafluoro film.
Background
The plastic packaging barrels on the market are widely matched with vent covers, and the vent covers are mainly used for preventing some fermented products from generating gas in the canning and transportation processes, and the vent holes can effectively remove some gas so as to avoid the conditions of barrel expansion leakage and even burst leakage caused by overlarge pressure in the barrels in the transportation and storage processes, further ensure the integrity of the products and ensure safer transportation and storage processes. In the field of chemical product storage and transportation, certain chemical reagents are volatile, and certain products are easy to deteriorate when being contacted with air, such as poor tightness, and the product performance is easy to be reduced, failure and even safety accidents are easy to occur. Therefore, the conventional packaging of the reagent is mainly realized by thickening and sealing a glass bottle, matching a plastic bottle cap, and adding an anti-corrosion gasket into the cap to achieve the sealing effect for storage. This clearly plays a role in preventing the cap from being corroded and maintaining the tightness of the product, but if the cap is left for a long time or the product is oscillated during long-distance transportation, the product generates gas during storage or transportation, and the bottle body is burst or the cap is burst due to excessive pressure in the bottle. This creates a significant safety hazard for the storage and transportation of such products. The polytetrafluoroethylene gasket has good characteristics of reliability, excellent corrosion resistance, aging resistance and the like, is a product prepared by compression molding polytetrafluoroethylene suspension resin at normal temperature and sintering, is widely applied to the chemical field, ensures the tightness and reduces the leakage risk.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the special bottle cap is used for storing chemical reagent bottles which are easy to generate volatile gas, and particularly relates to a corrosion-resistant and breathable tetrafluoro film bottle cap which can exhaust gas, which is used for maintaining gas balance inside and outside a container and preventing potential safety hazards caused by excessive pressure.
In order to solve the technical problems, the utility model provides a reagent bottle cap capable of ventilating and exhausting, which comprises an upper cap and a lower cap, wherein a partition plate is arranged in the middle of the lower cap, ventilation holes are formed in the partition plate, and a ventilating film is arranged on the partition plate.
Preferably, the breathable film is a tetrafluoro hydrophobic breathable film.
Preferably, the partition plate and the lower cover are of an integrated structure.
Preferably, the breathable film is connected with the partition board through ultrasonic welding.
Preferably, the upper cover and the lower cover are connected through threads.
More preferably, the cross section of the thread is V-shaped.
Preferably, when the upper cover and the lower cover are matched with each other, the lower end of the upper cover is arranged in the lower cover, and the breathable film is arranged between the bottom of the upper cover and the partition plate of the lower cover.
Preferably, the top of the upper cover is provided with a cap peak, and when the upper cover and the lower cover are matched with each other, the cap peak is limited at the edge of the lower cover.
Preferably, the side surface of the cap peak is provided with a reinforcing rib; the section of the reinforcing rib is triangular tooth-shaped.
Preferably, a limiting structure is further arranged between the upper cover and the lower cover, the limiting structure at the outer side of the upper cover is a structure with an upper protrusion, a lower protrusion and a middle recess, and the limiting structure at the inner side of the lower cover is a three-circle protrusion structure; when the upper cover and the lower cover are matched with each other, three layers of bulges of the three circles of bulge structures are respectively positioned at the outer sides of the upper and lower bulges of the upper cover limiting structure and the middle sunken parts, so that the upper cover and the lower cover are mutually clamped, and play a role in preventing looseness.
The utility model combines the waterproof breathable film (polytetrafluoroethylene microporous film) with the lower cover body through ultrasonic welding to form an integrally formed assembly, achieves the effect of gas exchange through a porous partition plate structure in the middle of the lower cover body, and then combines the gas exchange with the upper cover by screwing, so that the whole cover has the characteristics of sealing and ventilation and exhaust, and the bottle cover is meshed through a thread structure formed by the outer part of the upper cover and the inner part of the lower cover to generate strong friction force and fastening force for sealing.
Compared with the prior art, the utility model has the following beneficial effects:
1. The reinforcing ribs are in a prismatic structure, and can increase friction when the upper cover is unscrewed to release air, so that better holding force and grasping sense are provided, and the cover is easy to open.
2. The upper end of the threaded plug is provided with a sigma-shaped convex part, so that the function of reinforcing fastening force is achieved.
3. The ventilation structure of the container cover is made of corrosion-resistant materials, and combines with the microporous structure to realize the characteristics of corrosion resistance, ventilation and liquid impermeability.
4. The ventilated membrane is welded with the cover body by ultrasonic wave, and the combination of the ventilated membrane and the cover body can increase additional pressure resistance and ensure the safety of the container cover in a high-pressure environment.
5. The adjustable breather valve enables a user to control the frequency and speed of gas exchange according to the actual condition of the bottle, effectively avoids potential safety hazards caused by excessive pressure, and simultaneously ensures the tightness of the product.
6. The application of the combination of the corrosion-resistant material and the bottle cap enables the container cap to be suitable for a plurality of different storage requirements, and has wider application prospect than the prior venting cap.
Drawings
FIG. 1 is a schematic illustration of a gas permeable, vented reagent bottle cap provided in accordance with the present utility model;
FIG. 2 is an exploded view of a reagent bottle cap with gas permeable vent according to the present utility model;
FIG. 3 is a cross-sectional view of a gas-permeable, vented reagent bottle cap provided in accordance with the present utility model;
fig. 4 is a top view of the lower cover.
Detailed Description
In order to make the utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Examples
As shown in fig. 1-4, the reagent bottle cap capable of ventilating and exhausting provided by the utility model comprises an upper cap 1 and a lower cap 7, wherein a partition plate 11 is arranged in the middle of the lower cap 7, ventilation holes 12 are formed in the partition plate 11, and a ventilating film 6 is arranged on the partition plate 11. The breathable film 6 adopts a tetrafluoro hydrophobic breathable film. The partition plate 11 and the lower cover 7 are of an integrated structure. The breathable film 6 is connected with the partition plate 11 through ultrasonic welding. The upper cover 1 and the lower cover 7 are connected through threads. The cross section of the thread is V-shaped.
When the upper cover 1 and the lower cover 7 are matched with each other, the lower end of the upper cover 1 is arranged in the lower cover 7, and the ventilation film 6 is arranged between the bottom of the upper cover 1 and the partition 11 of the lower cover 7. The top of upper cover 1 is equipped with brim of a hat 3, when upper cover 1 and lower cover 7 mutually supported, brim of a hat 3 is spacing in the edge department of lower cover 7. The side surface of the cap peak 3 is provided with a reinforcing rib 2; the cross section of the reinforcing rib 2 is triangular tooth-shaped.
A limiting structure is further arranged between the upper cover 1 and the lower cover 7, the limiting structure on the outer side of the upper cover 1 is a structure of an upper protrusion 5, a lower protrusion 5 and a middle recess 4, and the limiting structure on the inner side of the lower cover 7 is a three-circle protrusion structure 9; when the upper cover 1 and the lower cover 7 are matched with each other, three layers of bulges of the three-ring bulge structure 9 are respectively positioned at the outer sides of the upper bulge 5 and the lower bulge 5 of the limiting structure of the upper cover 1 and at the middle part of the middle pit 4.
Before the bottle cap is used, the bottle cap is required to be combined, the cap peak 3 of the upper cover 1 is held by a hand, the external thread 8 of the upper cover 1 and the internal thread 10 of the lower cover 7 are twisted and sealed, after the bottle cap is sealed, the bottom of the upper cover 1 presses the breathable film 6, and the bottom of the upper cover 1 is propped against the partition plate 6 to achieve a sealing effect by the locking force of the external thread 8 and the internal thread 10. When the bottle cap is assembled, the limiting structures of the upper cover 1 and the lower cover 7 are mutually blocked, so that the anti-loosening effect is achieved.
When the upper cover 1 is required to be deflated, the reinforcing ribs 3 of the cap peak 3 of the upper cover 1 play a role in increasing friction force when the upper cover 1 is required to be unscrewed, so that the upper cover 1 of the container with air pressure is easier to open. After the upper cover 1 is opened, the air overflows from the air holes 12 of the partition board 11 and is discharged through the air permeable membrane 6.
Through the structure, the packaging tightness and the application universality of the product are improved, and the combination design is carried out by combining the bottle stopper with the effects of strong pressure-resistant mechanical property and ventilation, so that the bottle stopper has the effects of sealing and loosening prevention, the cover body comprising the ventilation film also has good anti-corrosion effect, certain corrosiveness is realized, and the quality of the reagent product with potential safety hazard caused by gas generation in the transportation process is ensured in the long-term storage and long-distance transportation processes, and the packaging safety is ensured.
Claims (10)
1. The reagent bottle cap capable of ventilating and exhausting is characterized by comprising an upper cover (1) and a lower cover (7), wherein a partition plate (11) is arranged in the middle of the lower cover (7), ventilation holes (12) are formed in the partition plate (11), and a ventilating film (6) is arranged on the partition plate (11).
2. Reagent bottle cap according to claim 1, characterized in that the gas permeable membrane (6) is a tetrafluoro-ethylene hydrophobic gas permeable membrane.
3. Reagent bottle cap according to claim 1, characterized in that the partition (11) and the lower cap (7) are of an integrally formed structure.
4. Reagent bottle cap according to claim 1, characterized in that the gas permeable membrane (6) is connected to the partition (11) by ultrasonic welding.
5. Reagent bottle cap according to claim 1, characterized in that the upper cap (1) and the lower cap (7) are screwed.
6. The reagent bottle cap of claim 5, wherein the thread is V-shaped in cross section.
7. Reagent bottle cap according to claim 1, characterized in that when the upper cap (1) and the lower cap (7) are mutually matched, the lower end of the upper cap (1) is arranged in the lower cap (7), and the air permeable membrane (6) is arranged between the bottom of the upper cap (1) and the partition plate (11) of the lower cap (7).
8. Reagent bottle cap according to claim 1, characterized in that the top of the upper cap (1) is provided with a cap peak (3), and when the upper cap (1) and the lower cap (7) are matched with each other, the cap peak (3) is limited at the edge of the lower cap (7).
9. Reagent bottle cap according to claim 8, characterized in that the side of the cap peak (3) is provided with a reinforcing rib (2); the section of the reinforcing rib (2) is triangular tooth-shaped.
10. The reagent bottle cap according to claim 1, wherein a limit structure is further arranged between the upper cover (1) and the lower cover (7), the limit structure at the outer side of the upper cover (1) is a structure of an upper protrusion (5) and a lower protrusion (5) and a middle recess (4), and the limit structure at the inner side of the lower cover (7) is a three-circle protrusion structure (9); when the upper cover (1) and the lower cover (7) are matched with each other, three layers of bulges of the three rings of bulge structures (9) are respectively positioned at the outer sides of the upper bulge (5) and the lower bulge (5) of the limiting structure of the upper cover (1) and the middle part of the middle pit (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322773654.5U CN220905854U (en) | 2023-10-16 | 2023-10-16 | Reagent bottle cap capable of ventilating and exhausting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322773654.5U CN220905854U (en) | 2023-10-16 | 2023-10-16 | Reagent bottle cap capable of ventilating and exhausting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220905854U true CN220905854U (en) | 2024-05-07 |
Family
ID=90917971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322773654.5U Active CN220905854U (en) | 2023-10-16 | 2023-10-16 | Reagent bottle cap capable of ventilating and exhausting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220905854U (en) |
-
2023
- 2023-10-16 CN CN202322773654.5U patent/CN220905854U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |