CN203997371U - The step-down lid of container - Google Patents
The step-down lid of container Download PDFInfo
- Publication number
- CN203997371U CN203997371U CN201420376394.6U CN201420376394U CN203997371U CN 203997371 U CN203997371 U CN 203997371U CN 201420376394 U CN201420376394 U CN 201420376394U CN 203997371 U CN203997371 U CN 203997371U
- Authority
- CN
- China
- Prior art keywords
- container
- upper cover
- cover
- bending
- lower cover
- Prior art date
- 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.)
- Expired - Fee Related
Links
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- Closures For Containers (AREA)
Abstract
The utility model discloses a kind of step-down lid of container, comprise container (3) and upper cover (1), the below of described upper cover (1) is also provided with lower cover (2), described lower cover (2) plug is in container (3), in described upper cover (1) and lower cover (2), be equipped with at least one bending (4), and the outlet of the upper end of the interior bending of lower cover (2) engages with the lower end outlet of the interior bending of upper cover (1); The exit, upper end of the interior bending of described upper cover (1) is also provided with a check valve (5).Article in the utility model in container, after producing gas, can enter in bending, if produce more gas, can discharge from check valve, and the situation that causes lid to eject because air pressure is excessive can not occur.
Description
Technical field
The utility model relates to a kind of easy step-down lid.
Background technology
In use, the article that its inside holds, tend to produce gas to existing container, thereby make the pressure in container become large, cause lid to be easy to be ejected by excessive pressure.
Utility model content
The utility model for the pressure solving in current container excessive, the problem easily lid being flicked, a kind of step-down lid of container is provided for this reason, comprise container 3 and upper cover 1, the below of described upper cover 1 is also provided with lower cover 2, described lower cover 2 plugs, in container 3, are equipped with at least one bending 4 in described upper cover 1 and lower cover 2, and the outlet of the upper end of lower cover 2 interior bendings engages with the lower end outlet of upper cover 1 interior bending; The exit, upper end of described upper cover 1 interior bending is also provided with a check valve 5.
The step-down lid of the utility model container, the outer rim of described upper cover 1 and lower cover 2 junctions is also provided with seal ring 6.
The beneficial effects of the utility model are:
Article in the utility model in container, after producing gas, can enter in bending, if produce more gas, can discharge from check valve, and the situation that causes lid to eject because air pressure is excessive can not occur.
Accompanying drawing explanation
The utility model will illustrate by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is schematic diagram of the present utility model.
The specific embodiment
Disclosed all features in this specification sheets, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Disclosed arbitrary feature in this specification sheets, unless narration especially all can be replaced by other equivalences or the alternative features with similar object.That is,, unless narration especially, each feature is an example in a series of equivalences or similar characteristics.
The step-down lid of container as shown in Figure 1, comprises container 3 and upper cover 1, and the below of described upper cover 1 is also provided with lower cover 2, and the outer rim of upper cover 1 and lower cover 2 junctions is also provided with seal ring 6.Described lower cover 2 plugs, in container 3, are equipped with at least one bending 4 in described upper cover 1 and lower cover 2, and the outlet of the upper end of lower cover 2 interior bendings engages with the lower end outlet of upper cover 1 interior bending.Article in the utility model in container, after producing gas, can enter in bending, if produce more gas, can discharge from check valve, and the situation that causes lid to eject because air pressure is excessive can not occur.
The utility model is not limited to the aforesaid specific embodiment.The utility model expands to any new feature or any new combination disclosing in this manual, and the arbitrary new method disclosing or step or any new combination of process.
Claims (2)
1. the step-down of a container is covered, comprise container (3) and upper cover (1), it is characterized in that: the below of described upper cover (1) is also provided with lower cover (2), described lower cover (2) plug is in container (3), in described upper cover (1) and lower cover (2), be equipped with at least one bending (4), and the outlet of the upper end of the interior bending of lower cover (2) engages with the lower end outlet of the interior bending of upper cover (1); The exit, upper end of the interior bending of described upper cover (1) is also provided with a check valve (5).
2. the step-down of container according to claim 1 lid, is characterized in that: the outer rim of described upper cover (1) and lower cover (2) junction is also provided with seal ring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420376394.6U CN203997371U (en) | 2014-07-09 | 2014-07-09 | The step-down lid of container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420376394.6U CN203997371U (en) | 2014-07-09 | 2014-07-09 | The step-down lid of container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203997371U true CN203997371U (en) | 2014-12-10 |
Family
ID=52037407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420376394.6U Expired - Fee Related CN203997371U (en) | 2014-07-09 | 2014-07-09 | The step-down lid of container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203997371U (en) |
-
2014
- 2014-07-09 CN CN201420376394.6U patent/CN203997371U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20150709 |
|
| EXPY | Termination of patent right or utility model |