CN219720445U - Self-pressure-relief container cover - Google Patents
Self-pressure-relief container cover Download PDFInfo
- Publication number
- CN219720445U CN219720445U CN202320482845.3U CN202320482845U CN219720445U CN 219720445 U CN219720445 U CN 219720445U CN 202320482845 U CN202320482845 U CN 202320482845U CN 219720445 U CN219720445 U CN 219720445U
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- CN
- China
- Prior art keywords
- cover
- pressure
- self
- elastic piece
- waterproof
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- 239000012528 membrane Substances 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 19
- 230000001681 protective effect Effects 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000013022 venting Methods 0.000 claims 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 241001122767 Theaceae Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Closures For Containers (AREA)
Abstract
The utility model provides a self-pressure-release container cover which has higher pressure resistance and deformation resistance, a waterproof breathable film is fixed stably, tightness is ensured, the service life is long, and the self-pressure-release container cover is safe and reliable; including the lid main part that is equipped with the pressure release passageway, top cap joint is in the top of lid main part, and waterproof ventilated membrane covers in pressure release passageway upper end opening and is fixed by lid main part and top cap centre gripping, still including the elastic component locate between waterproof ventilated membrane and the top cap for waterproof ventilated membrane applys elastic force, top cap and elastic component correspond with the pressure release passageway and are equipped with a plurality of top cap pressure release holes and elastic component pressure release hole respectively.
Description
Technical Field
The utility model belongs to the technical field of liquid containing vessels or liquid heating vessels, and particularly relates to a self-pressure-relief vessel cover.
Background
In a thermos flask, an electric kettle and an electric cup, the cup cover of the electric kettle generally has the functions of exhausting and releasing pressure for safety; the use of waterproof and breathable films has been increasing recently, but the fixing structures of the waterproof and breathable films are different; in the prior art, common ventilated membrane mounting schemes are hot melt welding, screw plastic fixation, screw thread plastic part fixation, back pasting fixation and the like, for example, the scheme disclosed in the utility model patent with publication number of CN215861920U is that the waterproof ventilated membrane is tightly pressed and fixed through a positioning gland and a valve main body, namely, the waterproof ventilated membrane is clamped and fixed by adopting plastic parts, but when the pressure in a kettle is high, particularly an electric kettle and an electric cup, the internal pressure is particularly high when the water is boiled, the plastic parts need to bear high temperature and high pressure, deformation can occur in the use process to lead the waterproof ventilated membrane to loosen, and after loosening, boiled water in the kettle can leak from the position, so that safety accidents such as scalding and the like are easy to occur; therefore, the structure is not stable enough, the waterproof breathable film is easy to fall off to cause the defect of tightness safety, the service life is not long, and the safety is not high.
Disclosure of Invention
The utility model aims to provide a self-pressure-release container cover which has higher pressure resistance and deformation resistance, is stable in fixation of a waterproof breathable film, ensures tightness, has long service life, and is safe and reliable.
In order to achieve the above purpose, the present utility model adopts the following technical scheme.
The utility model provides a from pressure release container lid, is including the lid main part that is equipped with the pressure release passageway, top cap joint is in the top of lid main part, and waterproof ventilated membrane covers in pressure release passageway upper end opening and is fixed by lid main part and top cap centre gripping, still includes that the elastic component is located between waterproof ventilated membrane and the top cap and is applyed elastic force for waterproof ventilated membrane, and top cap and elastic component correspond with the pressure release passageway and are equipped with a plurality of top cap pressure release holes and elastic component pressure release hole respectively.
By adopting the technical scheme, the elastic piece is arranged to apply elastic force to the waterproof breathable film, when the top cover and the cover main body deform at high temperature and high pressure, the elastic force of the elastic piece can compensate the deformation, so that the stable fixation and the tightness between the waterproof breathable film and the pressure release channel can be ensured, and the safety and the service life are ensured; the top cover clamping connection is provided with a waterproof breathable film which is convenient to detach and replace and damaged after long-term use.
The cover main body comprises a cover plate and a lower cover which are sequentially arranged from top to bottom, the middle part of the lower cover is provided with a fixed column, the fixed column is vertically penetrated to form a pressure relief channel, and the top surface of the lower cover is circumferentially and uniformly provided with at least 3 reinforcing convex columns; the middle part of the cover plate is provided with a through hole for the elastic piece to pass through, and the lower surface is provided with at least 3 reinforcing concave columns which are in tight fit with the reinforcing convex columns in a circumferential direction uniformly and correspondingly; the cover plate and the lower cover are fixed by 3 screws which are uniformly arranged in the circumferential direction.
By adopting the technical scheme, the cover main body is separately arranged to be a combination of the cover plate and the lower cover and is fixed by 3 screws, and the reinforcing convex columns and the reinforcing concave columns are arranged to be in tight fit, so that the injection molding and mold separation are facilitated, the compression resistance and deformation resistance of the cover main body are enhanced, the reinforcing convex columns and the reinforcing concave columns can provide great shearing force under the high-temperature and high-pressure environment, the pressure of the screws can be reduced, and the deformation resistance of the cover main body and the screws are jointly improved.
The elastic piece is of a sheet structure.
By adopting the technical scheme, under the condition of ensuring the performance to solve the prior art problem, the space occupation of the sheet structure is low, and the cost is also low.
The elastic piece is of a cover-shaped structure and covers the fixing column, and is used for limiting the displacement of the waterproof breathable film in the radial direction and the axial direction.
By adopting the technical scheme, the cover part can avoid the displacement of the waterproof breathable film in all directions, and the safety is higher.
The elastic piece is made of food silica gel material.
By adopting the technical scheme, the silica gel material for food has elasticity due to the need of contacting drinking water, and the material meets the requirements of food sanitation and elasticity, so the silica gel material is a very suitable material.
The number of the reinforcing concave columns and the number of the reinforcing convex columns are respectively and correspondingly set to 6.
By adopting the technical scheme, the number is set to be 6, and the test shows that the number is the most balanced between the compression resistance and deformation resistance effect and the space occupation.
The inner cavity of the lower end of the lower cover is also provided with a protective cover in a tightly matched and spliced manner, and the upper surface of the protective cover is correspondingly provided with a plurality of protective cover pressure relief holes with the pressure relief channel.
By adopting the technical scheme, the protective cover can prevent solid immersed objects (such as tea leaves and the like) in the container from entering the pressure release channel to be contacted with the waterproof breathable film, so that the service life of the waterproof breathable film can be prolonged.
A lower cover sealing ring is arranged between the upper port of the lower cover and the cover plate; a protective cover sealing ring is arranged between the protective cover and the lower cover.
By adopting the technical scheme, through setting the two sealing rings, water flow can be prevented from entering the cavity where the screw is located, and although the screw is made of 304 materials, the screw meets the food sanitation requirement, but the entering water is difficult to flow out, and long-term residual water quality can be deteriorated.
Compared with the prior art, the utility model has the beneficial effects that: by adopting the technical scheme, the elastic piece is arranged to apply elastic force to the waterproof breathable film, when the top cover and the cover main body deform at high temperature and high pressure, the elastic force of the elastic piece can compensate the deformation, so that the stable fixation and the tightness between the waterproof breathable film and the pressure release channel can be ensured, and the safety and the service life are ensured; the top cover clamping connection is provided with a waterproof breathable film which is convenient to detach and replace and damaged after long-term use.
Drawings
Fig. 1 is a schematic perspective exploded view of the present utility model.
Fig. 2 is a schematic cross-sectional view of the present utility model.
Fig. 3 is a schematic view of the cover plate of fig. 1 from another view.
Detailed Description
In order to make the technical scheme of the present utility model clearer, the present utility model will be described in detail with reference to fig. 1 to 3. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
The utility model relates to a self-pressure-relief container cover, which comprises a cover main body 1, wherein a fixed column 111 is arranged in the middle of the cover main body, a pressure relief channel is arranged in the fixed column 111 in a hollow manner, and a cover main body sealing ring 6 is arranged in a ring groove below the cover main body 1 and used for sealing an opening of a container when the cover main body sealing ring is connected with the container; the top cover 2 is clamped above the cover main body 1, and a plurality of top cover pressure relief holes 21 are formed in the middle of the top cover 2 and correspond to the pressure relief channels; the waterproof and breathable film 3 is arranged between the top opening of the fixed column 111 and the top cover 2; still include elastic component 4, locate between waterproof ventilated membrane 3 and the top cap 2, and its middle and top cap pressure release hole 21 correspond also to be equipped with a plurality of elastic component pressure release holes 41, and elastic component 4 can bear waterproof ventilated membrane 3's partial pressure, avoid waterproof ventilated membrane 3 to be in transition deformation for a long time under high pressure, can prolong waterproof ventilated membrane 3's life like this.
The elastic piece 4 is in a sheet structure in the embodiment, and is made of a food silica gel material; after the top cover 2 is clamped and fixed with the cover main body 1, the elastic piece 4 is compressed and compresses the waterproof breathable film 3, when the pressure in the container is increased, if the top cover 2 and the cover main body 1 deform, the elastic piece 4 can compensate the deformation between the top cover 2 and the cover main body 1, and the waterproof breathable film 3 is ensured to be still compressed and fixed; the structure solves the technical problems in the prior art, improves the deformation resistance of the container cover, ensures the fixation stability of the waterproof breathable film 3, ensures the tightness, and simultaneously has longer service life and is safer and more reliable.
Example 2
On the basis of embodiment 1, the elastic piece 4 is provided with a cover-shaped structure, and covers the fixing column 111, so that the waterproof breathable film 3 can be limited by the side wall of the elastic piece 4 in the radial direction, and leakage points between the waterproof breathable film 3 and the pressure release channel caused by displacement of the waterproof breathable film 3 are avoided, and further water leakage accidents occur; with this structure, the tightness between the waterproof and breathable film 3 and the pressure release channel can be better ensured, and the cover-shaped structure also enables the connection between the elastic piece 4 and the fixing column 111 to be more stable.
Example 3
On the basis of the above embodiment, in order to further enhance the compression-resistant and deformation-resistant capabilities, the cover main body 1 includes a cover plate 12 and a lower cover 11 sequentially arranged from top to bottom, the fixing column 111 is arranged in the middle of the lower cover 11, the cover main body sealing ring 6 is arranged in a groove below the lower cover 11, and at least 3 reinforcing convex columns 112 are uniformly arranged on the top surface of the lower cover 11 in the circumferential direction; the cover plate 12 is provided with a through hole for the elastic piece 4 to pass through in the middle part, and at least 3 reinforcing concave columns 121 are uniformly and correspondingly arranged on the lower surface in the circumferential direction and are tightly matched with the reinforcing convex columns 112; the cover plate 12 and the lower cover 11 are fixed by 3 screws 9 which are uniformly arranged in the circumferential direction, so that firm connection can be ensured; the tight fit setting of strengthening convex column 112 and strengthening concave column 121 to and screw 9 is fixed, can make lid main part 1 under the environment of high temperature high pressure, strengthen convex column 112 and strengthening concave column 121 and can provide very big shearing force, reduce the pressure of 3 screws 9 simultaneously, make its anti deformability better jointly.
The number of the reinforcing concave columns 121 and the reinforcing convex columns 112 was set to 6 through the test, and the effect was better.
A lower cover sealing ring 7 is arranged between the upper port of the lower cover 11 and the cover plate 12 and is used for preventing water flow from entering the cavity where the screw 9 is positioned.
Example 4
On the basis of the embodiment, the inner cavity of the lower end of the lower cover 11 is also provided with a protective cover 5 in a tightly matched and spliced manner, the middle part of the upper surface of the protective cover 5 is provided with a protective cover pressure relief hole 51 corresponding to the pressure relief channel, and a protective cover sealing ring 8 is arranged between the protective cover 5 and the lower cover 11 and used for preventing water flow from entering the cavity where the screw 9 is positioned; the protective cover 5 can prevent solid soaked objects (such as tea leaves and the like) in the container from entering the pressure release channel to be contacted with the waterproof breathable film 3, so that the service life of the waterproof breathable film 3 can be prolonged.
Claims (7)
1. The utility model provides a from pressure release container lid, is including being equipped with pressure release passageway lid main part (1), top cap (2) joint is in the top of lid main part (1), and waterproof ventilated membrane (3) cover is fixed its characterized in that in pressure release passageway upper end opening and by lid main part (1) and top cap (2) centre gripping: the waterproof and breathable air-permeable cover is characterized by further comprising an elastic piece (4) which is arranged between the waterproof and breathable air-permeable cover (3) and the top cover (2) to apply elastic force to the waterproof and breathable air-permeable cover (3), wherein the top cover (2) and the elastic piece (4) are respectively provided with a plurality of top cover pressure relief holes (21) and elastic piece pressure relief holes (41) corresponding to the pressure relief channels; the cover main body (1) comprises a cover plate (12) and a lower cover (11) which are sequentially arranged from top to bottom, a fixed column (111) is arranged in the middle of the lower cover (11), the fixed column (111) is communicated up and down to form a pressure relief channel, and at least 3 reinforcing convex columns (112) are uniformly arranged on the top surface of the lower cover (11) in the circumferential direction; the middle part of the cover plate (12) is provided with a through hole for the elastic piece (4) to pass through, and the lower surface is provided with at least 3 reinforcing concave columns (121) which are in tight fit with the reinforcing convex columns (112) in a circumferential direction uniformly and correspondingly; the cover plate (12) and the lower cover (11) are fixed by 3 screws (9) which are uniformly arranged in the circumferential direction.
2. A self-venting container cap as defined in claim 1, wherein: the elastic piece (4) is of a sheet structure.
3. A self-venting container cap as defined in claim 1, wherein: the elastic piece (4) is of a cover-shaped structure and covers the fixing column (111) for limiting the displacement of the waterproof breathable film (3) in the radial direction and the axial direction.
4. A self-venting container cap as defined in any one of claims 1-3, wherein: the elastic piece (4) is made of a food silica gel material.
5. A self-venting container cap as defined in claim 1, wherein: the number of the reinforcing concave columns (121) and the number of the reinforcing convex columns (112) are respectively 6.
6. A self-venting container cap as defined in claim 1, wherein: the inner cavity of the lower end of the lower cover (11) is also provided with a protective cover (5) in a tight fit and plug connection manner, and the upper surface of the protective cover (5) is provided with a plurality of protective cover pressure relief holes (51) corresponding to the pressure relief channels.
7. The self-venting container cap of claim 6, wherein: a lower cover sealing ring (7) is arranged between the upper port of the lower cover (11) and the cover plate (12); a protective cover sealing ring (8) is arranged between the protective cover (5) and the lower cover (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320482845.3U CN219720445U (en) | 2023-03-14 | 2023-03-14 | Self-pressure-relief container cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320482845.3U CN219720445U (en) | 2023-03-14 | 2023-03-14 | Self-pressure-relief container cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219720445U true CN219720445U (en) | 2023-09-22 |
Family
ID=88029236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320482845.3U Active CN219720445U (en) | 2023-03-14 | 2023-03-14 | Self-pressure-relief container cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219720445U (en) |
-
2023
- 2023-03-14 CN CN202320482845.3U patent/CN219720445U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |