CN210455802U - Bottle cap or can cover with check valve - Google Patents
Bottle cap or can cover with check valve Download PDFInfo
- Publication number
- CN210455802U CN210455802U CN201921344815.6U CN201921344815U CN210455802U CN 210455802 U CN210455802 U CN 210455802U CN 201921344815 U CN201921344815 U CN 201921344815U CN 210455802 U CN210455802 U CN 210455802U
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- valve body
- lid
- elastic membrane
- cover
- overflow hole
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Abstract
A bottle cap or a can cover with a check valve comprises a cover body, wherein a valve body penetrating through the cover body is arranged on the cover body, one end of the valve body is provided with an air inlet, the other end of the valve body is provided with an air overflow hole, and an elastic membrane is wrapped on the valve body of the air overflow hole part; the inflating head inflates the container through the air inlet hole, the air pressure in the valve body is increased, the elastic membrane near the air overflow hole is stretched, and therefore the air enters the container; the part of the elastic membrane above the air overflow hole is larger than the part of the elastic membrane below the air overflow hole, so that the elastic membrane cannot fall down into the container and further lose the function; the utility model can safely inflate the sealed container and increase the concentration of the gas in the container; use the utility model discloses a different functions can be realized according to the difference of the gaseous kind that fills to the container, for example: nitrogen or carbon dioxide is filled for corrosion prevention or fire extinguishing; oxygen is filled for medical first aid.
Description
Technical Field
The utility model relates to a container cover body technical field, in particular to bottle cap or cover with check valve.
Background
The existing filling method of the gas-containing beverage is to mix gas and the beverage and then fill the gas-containing beverage, or to mix the gas and the beverage during the filling process and fill the gas-containing beverage at the same time, and finally seal the bottle; the existence of the dissolution equilibrium of the gas in the liquid can cause the gas to escape from the beverage, thereby reducing the concentration of the gas in the beverage; the existing beverage cover body structure cannot safely supplement gas for the beverage with a sealed bottle.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model aims to provide a bottle cap with a check valve, which can realize the secondary inflation of a container and has the characteristics of safety, convenience and saving.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a bottle cap or a can cover with a check valve comprises a cap body 1, wherein a valve body 2 which penetrates through the cap body 1 and is provided with a hollow cavity is arranged on the cap body 1; one end of the hollow cavity of the valve body 2 is provided with an air inlet 8, and the other end is provided with an air overflow hole 3; the outer side of the air overflow hole 3 is wrapped with an elastic membrane 4.
The cover body 1 and the valve body 2 are integrally formed by punching.
The cover body 1 is riveted with the top end of the valve body 2.
And a sealing ring 7 is arranged between the cover body 1 and the valve body 2.
The valve body 2 is threaded in a partial region below the lower surface of the cover body 1, and the valve body 2 and the cover body 1 are fastened by a nut 6.
The valve body 2 is provided with threads in a part of area above the upper surface of the cover body 1, and the valve body 2 and the cover body 1 are fastened through a nut 6.
The elastic membrane 4 has more portions above the air overflow vent 3 than below the air overflow vent 3.
A sealing plug 5 is inserted into the air inlet hole 8.
The cover body 1 is a zip-top can cover, a can cover, an iron bottle cover or a plastic bottle cover.
The valve body 2 is a food packaging material which allows direct contact with food, or a medical drug packaging material which allows direct contact with medical drug, or a material which does not generate toxic gas when burned.
The elastic membrane 4 is a food-grade or medical-grade silica gel elastic membrane.
The sealing plug 5 is a food packaging material that allows direct contact with food, or a medical drug packaging material that allows direct contact with medical drug, or a material that does not generate toxic gas when burned.
The sealing plug 5 can also be formed by injecting epoxy resin into the air inlet hole of the valve body 2 after the epoxy resin is solidified.
The utility model has the advantages as follows: the utility model can realize the aeration of the sealed beverage and improve the concentration of the target gas; one-time inflation or multiple times of inflation can be realized according to different shapes, materials and processing methods of the sealing plug 5; oxygen is filled into the container applying the utility model to realize the function of medical first aid; to using the utility model discloses a fill into nitrogen gas or carbon dioxide in order to realize putting out a fire and function such as anticorrosive.
Drawings
FIG. 1 is a schematic structural view of example 1.
FIG. 2 is a schematic structural view of example 2.
FIG. 3 is a schematic structural view of embodiment 3.
FIG. 4 is a schematic structural view of example 4.
FIG. 5 is a schematic structural view of example 5.
FIG. 6 is a schematic structural view of example 6.
FIG. 7 is a schematic structural view of example 7.
FIG. 8 is a schematic structural view of example 8.
FIG. 9 is a schematic structural view of example 9.
FIG. 10 is a schematic structural view of example 10.
FIG. 11 is a schematic structural view of example 11.
In the figure: 1. a cover body; 2. a valve body; 3. an air overflow hole; 4. an elastic film; 5. a sealing plug; 6. a nut; 7. a seal ring; 8. and (4) air inlet holes.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
Referring to fig. 1, a tank cover with a check valve comprises a cover body 1, wherein a valve body 2 which penetrates through the cover body 1 and is provided with a hollow cavity is arranged on the cover body 1; a sealing ring 7 is arranged between the valve body 2 and the upper surface of the cover body 1; the valve body 2 is provided with threads in a partial area below the lower surface of the cover body 1, the valve body 2 and the cover body 1 are fastened through a nut 6, and the upper surface of the nut 6 is connected with the lower surface of the cover body 1; the upper end of the hollow cavity of the valve body 2 is provided with an air inlet 8, the bottom of the hollow cavity of the valve body 2 is provided with an air overflow hole 3 which transversely penetrates through the valve body 2, the outer side of the air overflow hole 3 is wrapped with an elastic membrane 4, and the part of the elastic membrane 4 which is higher than the air overflow hole 3 is more than the part which is lower than the air overflow hole 3.
The cover body 1 is an easy-to-draw can cover; the valve body 2 is made of PE which can be used for food packaging; the elastic membrane 4 is a food-grade silica gel elastic membrane.
Example 2
Referring to fig. 2, a tank cover with a check valve comprises a cover body 1, wherein a valve body 2 which penetrates through the cover body 1 and is provided with a hollow cavity is arranged on the cover body 1; a sealing ring 7 is arranged between the shoulder of the valve body 2 and the lower surface of the cover body 1, the top of the valve body 2 penetrates through the cover body 1 from bottom to top during installation until the upper surface of the sealing ring 7 is contacted with the lower surface of the cover body 1, and then the top end of the valve body 2 is riveted with the cover body 1; the upper end of the hollow cavity of the valve body 2 is provided with an air inlet 8, the bottom of the hollow cavity of the valve body 2 is provided with an air overflow hole 3 which transversely penetrates through the valve body, the outer side of the air overflow hole 3 is wrapped with an elastic membrane 4, and the part of the elastic membrane 4 which is higher than the air overflow hole 3 is more than the part which is lower than the air overflow hole 3.
The cover body 1 is an easy-to-draw can cover; the valve body 2 is made of PP (polypropylene) which can be used for food packaging; the elastic membrane 4 is a food-grade silica gel elastic membrane.
Example 3
Referring to fig. 3, a can cover with a check valve includes a cover body 1, a valve body 2 is obtained by punching the cover body 1 for multiple times, an air inlet 8 is arranged at the upper end of a hollow cavity of the valve body 2, an air overflow hole 3 is arranged at the bottom of the hollow cavity of the valve body 2, an elastic membrane 4 is wrapped outside the air overflow hole 3, and the part of the elastic membrane 4 higher than the air overflow hole 3 is more than the part lower than the air overflow hole 3.
The cover body 1 is an easy-to-draw can cover; the valve body 2 is made of aluminum alloy which can be used for packaging medical medicines; the elastic membrane 4 is a medical grade silica gel elastic membrane.
Example 4
Referring to fig. 4, a tank cover with a check valve comprises a cover body 1, wherein a valve body 2 which penetrates through the cover body 1 and is provided with a hollow cavity is arranged on the cover body 1; a sealing ring 7 is arranged between the shoulder of the valve body 2 and the lower surface of the cover body 1; the valve body 2 is provided with threads in a partial area above the cover body 1, the valve body 2 and the cover body 1 are fastened through a nut 6, and the lower surface of the nut 6 is connected with the upper surface of the cover body 1; the upper end of the hollow cavity of the valve body 2 is provided with an air inlet 8, the bottom of the hollow cavity of the valve body 2 is provided with an air overflow hole 3 which transversely penetrates through the valve body, the lower end of the valve body 2 is wrapped with an elastic membrane 4, and the part of the elastic membrane 4 which is higher than the air overflow hole 3 is more than the part which is lower than the air overflow hole 3.
The cover body 1 is an easy-to-draw can cover; the valve body 2 is made of PE which can be used for packaging medical medicines; the elastic membrane 4 is a medical grade silica gel elastic membrane.
Example 5
Referring to fig. 5, the bottle cap with the check valve comprises a cap body 1, wherein a valve body 2 which penetrates through the cap body 1 and is provided with a hollow cavity is arranged on the cap body 1; when the valve body 2 is installed, the top of the valve body 2 penetrates through the cover body 1 from bottom to top until the shoulder of the valve body 2 is contacted with the lower surface of the cover body 1, and then the top end of the valve body 2 is riveted with the cover body 1; the upper end of the hollow cavity of the valve body 2 is provided with an air inlet 8, the bottom of the hollow cavity of the valve body 2 is provided with an air overflow hole 3 which transversely penetrates through the valve body, the outer side of the air overflow hole 3 is wrapped with an elastic membrane 4, and the part of the elastic membrane 4 which is higher than the air overflow hole 3 is more than the part which is lower than the air overflow hole 3.
The cover body 1 is a plastic bottle cover; the valve body 2 is made of PP (polypropylene) which can be used for packaging medical medicines; the elastic membrane 4 is a medical grade silica gel elastic membrane.
Example 6
Referring to fig. 6, a bottle cap with a check valve comprises a cap body 1, wherein a valve body 2 which penetrates through the cap body 1 and is provided with a hollow cavity is arranged on the cap body 1; a sealing ring 7 is arranged between the valve body 2 and the upper surface of the cover body 1; the valve body 2 is provided with threads in a partial area below the lower surface of the cover body 1, the valve body 2 and the cover body 1 are fastened through a nut 6, and the upper surface of the nut 6 is connected with the lower surface of the cover body 1; the upper end of the hollow cavity of the valve body 2 is provided with an air inlet 8, the bottom of the hollow cavity of the valve body 2 is provided with an air overflow hole 3 which transversely penetrates through the valve body, the outer side of the air overflow hole 3 is wrapped with an elastic membrane 4, and the part of the elastic membrane 4 which is higher than the air overflow hole 3 is more than the part which is lower than the air overflow hole 3.
The cover body 1 is a plastic bottle cover; the valve body 2 is made of PE which can be used for food packaging; the elastic membrane 4 is a food-grade silica gel elastic membrane.
Example 7
Referring to fig. 7, the bottle cap with the check valve comprises a cap body 1, wherein a valve body 2 which penetrates through the cap body 1 and is provided with a hollow cavity is arranged on the cap body 1; a sealing ring 7 is arranged between the valve body 2 and the lower surface of the cover body 1; the valve body 2 is provided with threads in a part of area above the upper surface of the cover body 1, the valve body 2 and the cover body 1 are fastened through a nut 6, and the upper surface of the nut 6 is connected with the lower surface of the cover body 1; the upper end of the hollow cavity of the valve body 2 is provided with an air inlet 8, the bottom of the hollow cavity of the valve body 2 is provided with an air overflow hole 3 which transversely penetrates through the valve body, the outer side of the air overflow hole 3 is wrapped with an elastic membrane 4, and the part of the elastic membrane 4 which is higher than the air overflow hole 3 is more than the part which is lower than the air overflow hole 3.
The cover body 1 is a plastic bottle cover; the valve body 2 is made of cellulose ester; the elastic membrane 4 is a silica gel elastic membrane.
Example 8
Referring to fig. 8, a tank cover with a check valve comprises a cover body 1, wherein a valve body 2 which penetrates through the cover body 1 and is provided with a hollow cavity is arranged on the cover body 1; the cover body 1 is punched for multiple times to obtain a valve body 2, an air inlet 8 is formed in the upper end of a hollow cavity of the valve body 2, an air overflow hole 3 is formed in the bottom of the valve body 2, an elastic membrane 4 is wrapped outside the air overflow hole 3, and a sealing plug 5 is inserted into the air inlet 8 in the top of the valve body 2; the elastic membrane 4 has more portions above the overflow vent 3 than below the overflow vent 3.
The cover body 1 is an easy-to-draw can cover; the valve body 2 is made of PP (polypropylene) which can be used for food packaging; the elastic membrane 4 is a food-grade silica gel elastic membrane; the sealing plug 5 is made of silica gel material which can be used for food packaging, the container can be inflated for many times through the silica gel sealing plug 5, and the container cannot be inflated for many times after a part of the silica gel sealing plug 5 is cut off.
Example 9
Referring to fig. 9, a tank cover with a check valve includes a cover body 1, wherein a valve body 2 provided with a hollow cavity and penetrating through the cover body 1 is arranged on the cover body 1; a sealing ring 7 is arranged between the shoulder of the valve body 2 and the lower surface of the cover body 1, when the valve body 2 is installed, the top of the valve body 2 penetrates through the cover body 1 from bottom to top until the upper surface of the sealing ring 7 is contacted with the lower surface of the cover body 1, and then the top end of the valve body 2 is riveted with the cover body 1; an air inlet 8 is formed in the upper end of the hollow cavity of the valve body 2, and a sealing plug 5 is inserted into the air inlet 8; the bottom of the hollow cavity of the valve body 2 is provided with an overflow hole 3 transversely penetrating through the valve body, the outer side of the overflow hole 3 is wrapped with an elastic membrane 4, and the part of the elastic membrane 4 higher than the overflow hole 3 is more than the part lower than the overflow hole 3.
The cover body 1 is an easy-to-draw can cover; the valve body 2 is made of PP (polypropylene) which can be used for packaging medical medicines; the elastic membrane 4 is a medical grade silica gel elastic membrane; the material of the sealing plug 5 is PP which can be used for packaging medical drugs.
Example 10
Referring to fig. 1, a tank cover with a check valve comprises a cover body 1, wherein a valve body 2 which penetrates through the cover body 1 and is provided with a hollow cavity is arranged on the cover body 1; a sealing ring 7 is arranged between the valve body 2 and the upper surface of the cover body 1, the valve body 2 is provided with threads in a partial area below the lower surface of the cover body 1, the valve body 2 and the cover body 1 are fastened through a nut 6, and the upper surface of the nut 6 is connected with the lower surface of the cover body 1; an air inlet 8 is formed in the upper end of the hollow cavity of the valve body 2, an air overflow hole 3 transversely penetrating through the valve body is formed in the bottom of the hollow cavity of the valve body 2, and a sealing plug 5 formed by injecting epoxy resin and then solidifying is arranged at the junction of the hollow cavity of the valve body 2 and the air overflow hole 3; the outer side of the air overflow hole 3 is wrapped with an elastic membrane 4, and the part of the elastic membrane 4 higher than the air overflow hole 3 is more than the part lower than the air overflow hole 3.
The cover body 1 is an easy-to-draw can cover; the valve body 2 is made of PE which can be used for food packaging; the elastic membrane 4 is a food-grade silica gel elastic membrane.
Example 11
The bottle cap with the check valve comprises a cap body 1 and a valve body 2 which is formed with the cap body 1 in one step and provided with a hollow cavity, wherein an air inlet 8 is formed in the upper end of the hollow cavity of the valve body 2, an air overflow hole 3 is formed in the other end of the hollow cavity of the valve body 2, an elastic membrane 4 is wrapped outside the air overflow hole 3, and the part, higher than the air overflow hole 3, of the elastic membrane 4 is more than the part, lower than the air overflow hole 3.
The cover body 1 is an easy-to-draw can cover; the valve body 2 is made of aluminum alloy which can be used for packaging medical medicines; the elastic membrane 4 is a medical grade silica gel elastic membrane.
The utility model discloses a theory of operation does: the inflating head inflates the container through the air inlet hole 8 of the valve body 2, the air pressure in the valve body 2 is increased, the elastic membrane 4 near the air overflow hole 3 is expanded, and therefore the air enters the container; since the part of the elastic membrane 4 above the spill orifice 3 is larger than the part below the spill orifice 3, the elastic membrane 4 will not fall down into the container and become non-functional.
Claims (10)
1. A bottle cap or a can cover with a check valve comprises a cap body (1), and is characterized in that a valve body (2) which penetrates through the cap body (1) and is provided with a hollow cavity is arranged on the cap body (1); one end of the hollow cavity of the valve body (2) is provided with an air inlet (8), and the other end is provided with an air overflow hole (3); the outer side of the air overflow hole (3) is wrapped with an elastic membrane (4).
2. The bottle cap or can lid with check valve according to claim 1, wherein the cap body (1) and the valve body (2) are integrally formed by punching.
3. The bottle cap or can lid with the check valve as claimed in claim 1, wherein the cap body (1) is riveted to the top end of the valve body (2).
4. The bottle cap or can lid with a check valve according to claim 1, wherein the valve body (2) is threaded in a partial region below the lower surface of the lid body (1), and the valve body (2) and the lid body (1) are fastened by a nut (6).
5. The bottle cap or can lid with a check valve according to claim 1, wherein the valve body (2) is threaded at a portion above the upper surface of the lid body (1), and the valve body (2) and the lid body (1) are fastened by a nut (6).
6. The bottle or can lid with check valve according to claim 3, 4 or 5, characterized in that a sealing ring (7) is provided between the lid (1) and the valve body (2).
7. A closure or a can lid with a non-return valve according to claim 1, characterised in that the elastic membrane (4) has more parts above the overflow aperture (3) than below the overflow aperture (3).
8. A cap or can lid with a non-return valve according to claim 1, characterized in that a sealing plug (5) is inserted in the air inlet hole (8).
9. The bottle or can lid with a check valve according to claim 1, wherein the lid (1) is a pop can lid, iron bottle lid or plastic bottle lid.
10. The bottle or can lid with a check valve as in claim 8, wherein the sealing plug (5) is formed by injecting epoxy resin into the air inlet hole (8) of the valve body (2) after the epoxy resin is cured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921344815.6U CN210455802U (en) | 2019-08-19 | 2019-08-19 | Bottle cap or can cover with check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921344815.6U CN210455802U (en) | 2019-08-19 | 2019-08-19 | Bottle cap or can cover with check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210455802U true CN210455802U (en) | 2020-05-05 |
Family
ID=70452261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921344815.6U Expired - Fee Related CN210455802U (en) | 2019-08-19 | 2019-08-19 | Bottle cap or can cover with check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210455802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406792A (en) * | 2019-08-19 | 2019-11-05 | 西安华特保健食品有限公司 | A kind of bottle cap or cover with non-return valve |
-
2019
- 2019-08-19 CN CN201921344815.6U patent/CN210455802U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406792A (en) * | 2019-08-19 | 2019-11-05 | 西安华特保健食品有限公司 | A kind of bottle cap or cover with non-return valve |
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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: 20200505 Termination date: 20210819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |