CN220293429U - Anti-crevice corrosion sealing rubber ring, pot cover and cooking utensil - Google Patents
Anti-crevice corrosion sealing rubber ring, pot cover and cooking utensil Download PDFInfo
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- CN220293429U CN220293429U CN202321725297.9U CN202321725297U CN220293429U CN 220293429 U CN220293429 U CN 220293429U CN 202321725297 U CN202321725297 U CN 202321725297U CN 220293429 U CN220293429 U CN 220293429U
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- pot cover
- sealing edge
- crevice corrosion
- sealing
- pot
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- 238000007789 sealing Methods 0.000 title claims abstract description 130
- 238000005260 corrosion Methods 0.000 title claims abstract description 55
- 230000007797 corrosion Effects 0.000 title claims abstract description 55
- 238000010411 cooking Methods 0.000 title claims abstract description 17
- 239000011324 bead Substances 0.000 claims description 13
- 238000010030 laminating Methods 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a sealing rubber ring with resistance to crevice corrosion, a pot cover and a cooking utensil, wherein the sealing rubber ring with resistance to crevice corrosion comprises: the annular main body is provided with a first sealing edge and a second sealing edge; the first sealing edge is arranged at the upper end of the inner side of the annular main body and gradually bends upwards from outside to inside; the second sealing edge is arranged at the lower end of the inner side of the annular main body and gradually bends downwards from outside to inside; the anti-crevice corrosion sealing rubber ring can be detachably arranged on the pot cover, and the first sealing edge or the second sealing edge can be selected to be attached to the inner side wall of the pot cover, so that the foolproof installation effect is achieved; when the pot cover is arranged on the pot body, steam generated by the pot body and impurities carried by the steam can move upwards to reach the top wall of the pot cover, and the first sealing edge or the second sealing edge can prevent impurities such as steam or salt from accumulating in the junction between the pot cover flanging and the top of the pot cover body and the tiny gap of the pot cover flanging, so that the pot cover is prevented from being corroded, and the service life of the pot cover is prolonged.
Description
Technical Field
The utility model relates to the technical field of cooking appliances, in particular to a sealing rubber ring capable of resisting crevice corrosion and a pot cover.
Background
At present, the pot cover of cooking utensil has the pot cover turn-ups, the pot cover turns over and is the ring-shaped roof that encircles in the pot cover, the pot cover turn-ups forms through the bending for the surface of pot cover turn-ups forms many tiny gaps, at cooking utensil's culinary art in-process, upwards discharge from the pot body a large amount of steam, partial steam can remain in the annular juncture between the inside wall of pot cover and the roof of pot cover and remain on pot cover turn-ups surface, long-term culinary art work can constantly accumulate salinity and moisture in this juncture and pot cover turn-ups tiny gap, lead to the pot cover to appear corroding the phenomenon, influence cooking utensil's life.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the utility model provides a sealing rubber ring capable of resisting crevice corrosion and a pot cover.
In a first aspect, an embodiment of the present utility model provides a seal ring for resisting crevice corrosion, which is applied to a pot cover, the pot cover has a pot cover flange, and the seal ring for resisting crevice corrosion includes: an annular body;
the annular main body is provided with a first sealing edge and a second sealing edge which are symmetrically arranged along the upper and lower directions;
the first sealing edge is arranged at the upper end of the inner side of the annular main body and gradually bends upwards from outside to inside;
the second sealing edge is arranged at the lower end of the inner side of the annular main body and gradually bends downwards from outside to inside;
wherein, first sealing edge (110) laminating in pot cover turn-ups (220), perhaps, second sealing edge (120) laminating in pot cover turn-ups (220).
The anti-crevice corrosion sealing rubber ring provided by the embodiment of the utility model has at least the following technical effects: the anti-gap corrosion sealing rubber ring can be detachably mounted on the pot cover, the first sealing edge or the second sealing edge can be selected to be attached to the pot cover flanging of the pot cover, namely, the anti-gap corrosion sealing rubber ring is positively and negatively mounted to enter the pot cover, the effect of fool-proof mounting is achieved, and the anti-gap corrosion sealing rubber ring can prevent steam from entering a tiny gap of the pot cover flanging to avoid corrosion of the pot cover flanging.
According to some embodiments of the utility model, the first sealing edge is provided with a first annular protruding strip on the outer side.
According to some embodiments of the utility model, the maximum thickness of the first annular bead is K1, and the height of the first annular bead is H1, which satisfies:
according to some embodiments of the utility model, the second sealing edge is provided with a second annular protruding strip on the outer side.
According to some embodiments of the utility model, the maximum thickness of the second annular bead is K2, and the height of the second annular bead is H2, which satisfies:
in a second aspect, an embodiment of the present utility model further provides a pot cover, including:
the cooker cover comprises a cooker cover body, wherein the inner side wall of the cooker cover body is provided with a mounting hole and a cooker cover flanging, and the top of the cooker cover body is provided with an exhaust hole;
according to the embodiment of the first aspect of the utility model, the anti-crevice corrosion sealing rubber ring is provided;
the anti-crevice corrosion sealing rubber ring is detachably arranged in the pot cover body, wherein:
the pot cover flanging is tightly attached to the outer side of the first sealing edge and the first sealing edge is abutted to the top of the pot cover body, or the pot cover flanging is tightly attached to the outer side of the second sealing edge and the second sealing edge is abutted to the top of the pot cover body.
The pot cover provided by the embodiment of the utility model has at least the following technical effects: the anti-gap corrosion sealing rubber ring can be detachably arranged on the pot cover, and the first sealing edge or the second sealing edge can be selected to be attached to the turned edge of the pot cover, namely, the anti-gap corrosion sealing rubber ring can be positively and negatively arranged to enter the pot cover, so that the effect of foolproof installation is achieved; when the first sealing edge is attached to the pot cover flanging, the first sealing edge can play a role in accumulating steam and salt at the junction between the pot cover flanging and the top of the pot cover body; when the second sealing edge is attached to the pot cover flanging, the second sealing edge can play a role in avoiding steam and salt from accumulating at the junction between the pot cover flanging and the top of the pot cover body.
According to some embodiments of the utility model, the outer side wall of the annular main body is provided with a positioning lug, and the positioning lug can be inserted into the mounting hole and extend out of the mounting hole, so that the anti-crevice corrosion sealing rubber ring is mounted in the pot cover body.
According to some embodiments of the present utility model, the number of the mounting holes is plural, the plurality of the mounting holes are circumferentially distributed around the axis of the pot cover body, the number of the positioning protrusions is plural, the plurality of the positioning protrusions are circumferentially distributed around the axis of the anti-crevice corrosion sealing rubber ring, and the plurality of the mounting holes are in one-to-one correspondence with the plurality of the positioning protrusions.
In a third aspect, an embodiment of the present utility model further provides a cooking appliance, including:
a pot body;
a lid according to an embodiment of the second aspect of the present utility model;
wherein, the pot cover is arranged on the pot body.
The cooking utensil provided by the embodiment of the utility model has at least the following technical effects: the cooking utensil adopts the pot cover to avoid the accumulation of steam and salt to the junction between the inner side wall of the pot cover and the top of the pot cover, thereby avoiding corrosion.
According to some embodiments of the utility model, the cooking appliance is an electric pressure cooker or an autoclave.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic illustration of the construction of a crevice corrosion resistant seal ring according to some embodiments of the utility model;
FIG. 2 is a schematic view of a seal ring with crevice corrosion resistance according to some embodiments of the present utility model mounted to a pot cover;
FIG. 3 is an enlarged schematic view at A of FIG. 2;
FIG. 4 is a schematic view of a longitudinal section of a crevice corrosion resistant seal ring according to some embodiments of the utility model;
FIG. 5 is a schematic view in longitudinal section of another crevice corrosion resistant seal ring according to some embodiments of the utility model;
FIG. 6 is a schematic view of another embodiment of a seal ring with crevice corrosion resistance according to the present utility model mounted to a lid.
Reference numerals:
the annular main body 100, the first sealing edge 110, the first annular raised line 111, the second sealing edge 120, the second annular raised line 121, the positioning lug 130 and the horizontal line 140;
the pot cover comprises a pot cover body 200, mounting holes 210, a pot cover flange 220, an exhaust hole 230 and a top wall 240.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation, such as the orientation or positional relationship indicated above, below, inside, outside, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and the above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Embodiments of the present utility model will be further described below with reference to the accompanying drawings.
According to some embodiments of the present utility model, referring to fig. 1 and 4, a crevice corrosion resistant seal ring comprises an annular body 100. The ring-shaped body 100 is ring-shaped. The annular body 100 is provided with a first sealing edge 110 and a second sealing edge 120, the center of the annular body 100 passes through a horizontal line 140, and the first sealing edge 110 and the second sealing edge 120 are symmetrically arranged along the up-down direction by taking the horizontal line 140 as a symmetry axis. The first sealing edge 110 is provided at an upper end of an inner side of the ring-shaped body 100, and the first sealing edge 110 is gradually bent upward from outside to inside. The second sealing edge 120 is provided at the lower end of the inner side of the ring-shaped body 100, and the second sealing edge 120 is gradually bent downward from the outside to the inside.
The inner side is the side close to the axis of the anti-crevice corrosion sealing rubber ring, and the outer side is the side far away from the axis of the anti-crevice corrosion sealing rubber ring.
The anti-crevice corrosion sealing rubber ring can be detachably arranged on the pot cover, the first sealing edge 110 or the second sealing edge 120 can be selected to be attached to the inner side wall of the pot cover, namely, the front and back surfaces can be used for entering the pot cover through the anti-crevice corrosion sealing rubber ring, and the foolproof installation effect is achieved. And, when the first sealing edge 110 is attached to the inner side wall of the pot cover and the first sealing edge 110 is damaged, the second sealing edge 120 can be replaced, so that the whole anti-crevice corrosion sealing rubber ring is prevented from being replaced, and the cost is saved. The anti-gap corrosion sealing rubber ring can prevent steam from entering the tiny gap of the flanging of the pot cover, and avoid the corrosion phenomenon of the flanging of the pot cover.
According to some embodiments of the present utility model, referring to fig. 2 and 3, the inner sidewall of the pot cover body 200 is provided with a mounting hole 210 and a pot cover flange 220, the pot cover flange 220 is gradually bent upward from outside to inside, the mounting hole 210 is located at the lower side of the pot cover flange 220, and the top of the pot cover body 200 is provided with an exhaust hole 230. The anti-crevice corrosion sealing rubber ring is detachably arranged in the pot cover body 200, and comprises: the pot cover flange 220 is tightly attached to the outer side of the first sealing edge 110 and the first sealing edge 110 is abutted against the top of the pot cover body 200, or the pot cover flange 220 is tightly attached to the outer side of the second sealing edge 120 and the second sealing edge 120 is abutted against the top of the pot cover body 200.
It can be appreciated that the anti-crevice corrosion sealing rubber ring can be detachably mounted on the pot cover, and the first sealing edge 110 or the second sealing edge 120 can be selected to be attached to the pot cover flanging 220 of the pot cover body 200, that is, the anti-crevice corrosion sealing rubber ring has two mounting modes of the front side or the back side and is further mounted in the pot cover body 200, so that the foolproof mounting effect is achieved.
It is also understood that the vent 230 may be selectively opened or closed.
When the first sealing edge 110 is attached to the pot cover flange 220, the pot cover is arranged on the pot body, steam generated by the pot body and impurities carried by the steam can move upwards to reach the top wall 240 of the pot cover, the first sealing edge 110 can prevent impurities such as steam or salt from accumulating at the junction between the pot cover flange 220 and the top of the pot cover body 200, the pot cover is prevented from being corroded, and the service life of the pot cover is prolonged.
When the second sealing rim 120 is adhered to the lid flange 220, the second sealing rim 120 can function to prevent steam and salt from accumulating at the junction between the lid flange 220 and the top of the lid body 200.
According to some embodiments of the present utility model, referring to fig. 3, the outer sidewall of the ring-shaped body 100 is provided with a positioning protrusion 130, and the positioning protrusion 130 can be inserted into the mounting hole 210 and protrude out of the mounting hole 210, so that the anti-crevice corrosion sealing rubber ring is mounted in the pot cover body 200.
Preferably, the number of the mounting holes 210 is plural, the plurality of mounting holes 210 are circumferentially distributed around the axis of the pot cover body 200, the number of the positioning protrusions 130 is plural, the plurality of positioning protrusions 130 are circumferentially distributed around the axis of the anti-crevice corrosion sealing rubber ring, and the plurality of mounting holes 210 are in one-to-one correspondence with the plurality of positioning protrusions 130, so that the anti-crevice corrosion sealing rubber ring can be stably mounted in the pot cover body 200.
According to some embodiments of the utility model, referring to fig. 4, the outer side of the first sealing edge 110 is provided with a first annular bead 111.
As can be appreciated, referring to fig. 3 and 4, when the anti-crevice corrosion sealing rubber ring is mounted on the pot cover and the first sealing rim 110 is closely adhered to the pot cover flange 220 of the pot cover body 200, the upper end of the first sealing rim 110 abuts against the top wall 240 of the pot cover body 200, thereby preventing steam or salt from accumulating at the junction of the top wall 240 and the pot cover flange 220. And when the outside of first sealing edge 110 further is equipped with first annular sand grip 111, first sealing edge 110 and pot cover turn-ups 220 interference fit for first sealing edge 110 can laminate in pot cover turn-ups 220 more, and has increased the horizontal distance between the rightmost side of first sealing edge 110 upper end and juncture, makes steam or salt be difficult to accumulate in the juncture more.
Preferably, the maximum thickness of the first annular protruding strip 111 is K1, and the height of the first annular protruding strip 111 is H1, which satisfies:thereby ensuring that the first annular rib 111 can function to engage the lid flange 220.
According to some embodiments of the present utility model, preferably, referring to fig. 4, the cross-sectional profile of the first annular bead 111 is circular arc-shaped with a radius R2; the cross section of the upper end of the first sealing edge 110 is formed in an arc shape, and the radius is R1; the interval between the upper end of the circular arc shaped line of the first annular ridge 111 and the outer end of the circular arc shaped line of the upper end of the first sealing edge 110 in the up-down direction is B1.
Preferably, referring to fig. 5 and 6, r1=r2, b1=0 to further improve the effect of preventing steam or salt from accumulating at the junction. When the anti-crevice corrosion sealing rubber ring is mounted on the pot cover, and the first sealing edge 110 is matched with the pot cover flange 220 of the pot cover body 200, the upper end of the first sealing edge 110 is abutted with the top wall 240 of the pot cover body 200 to form a first protection, so that steam or salt is prevented from accumulating at the junction of the top wall 240 and the pot cover flange 220. And, the outside of the first annular protruding strip 111 abuts against the pot cover flange 220 to form a second protection, so that steam is prevented from entering a gap between the pot cover flange 220 and the first sealing edge 110 through the junction of the top wall 240 and the pot cover flange 220, and steam is prevented from accumulating in a tiny gap of the pot cover flange 220.
According to some embodiments of the utility model, the second sealing edge 120 is provided with a second annular bead 121 on the outer side.
It will be appreciated that when the anti-crevice corrosion sealing rubber ring is mounted on the pot cover, and the second sealing edge 120 is tightly adhered to the pot cover flange 220 of the pot cover body 200, the second sealing edge 120 can prevent steam or salt from accumulating at the junction of the top wall 240 and the pot cover flange 220. And when the outside of second sealing edge 120 further is equipped with second annular sand grip 121, second sealing edge 120 and pot cover turn-ups 220 interference fit for second sealing edge 120 can laminate in pot cover turn-ups 220 more, and increased the horizontal distance between the rightmost side of second sealing edge 120 and juncture, make steam or salt be difficult to accumulate in the juncture more.
Preferably, the maximum thickness of the second annular protruding strip 121 is K2, and the height of the second annular protruding strip 121 is H2, which satisfies the following conditions:thereby ensuring that the first annular rib 111 can function to engage the lid flange 220.
According to some embodiments of the present utility model, preferably, referring to fig. 4, the cross-sectional profile of the second annular bead 121 is circular arc-shaped with a radius R4; the cross section of the lower end of the second sealing edge 120 is formed in an arc shape, and the radius is R3; the interval between the lower end of the circular arc shaped line of the second annular protrusion 121 and the outer end of the circular arc shaped line of the lower end of the second sealing edge 120 in the up-down direction is B2.
Preferably, r3=r4 and b2=0 to further improve the effect of preventing accumulation of steam or salt at the junction. When the anti-crevice corrosion sealing rubber ring is installed on the pot cover, and the second sealing edge 120 is matched with the pot cover flange 220 of the pot cover body 200, the second sealing edge 120 is abutted with the top wall 240 of the pot cover body 200 to form a first protection, so that steam or salt is prevented from accumulating at the junction of the top wall 240 and the pot cover flange 220. And, the outside of the second annular protruding strip 121 abuts against the pot cover flange 220 to form a second protection, so that steam is prevented from entering a gap between the pot cover flange 220 and the second sealing edge 120 through the junction of the top wall 240 and the pot cover flange 220, and steam is prevented from accumulating in a tiny gap of the pot cover flange 220.
According to some embodiments of the present utility model, a cooking appliance includes a pot body and a pot cover. The pot cover is arranged on the pot body.
The cooking utensil adopts the pot cover to avoid the accumulation of steam and salt to the junction between the inner side wall of the pot cover and the top of the pot cover, thereby avoiding corrosion.
Preferably, the cooking appliance is an electric pressure cooker or an autoclave.
In the description of the present specification, reference to the term "some embodiments" means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A crevice corrosion resistant sealing gasket for a pot cover having a pot cover flange (220), the crevice corrosion resistant sealing gasket comprising: an annular body (100);
the annular main body (100) is provided with a first sealing edge (110) and a second sealing edge (120), and the first sealing edge (110) and the second sealing edge (120) are symmetrically arranged along the up-down direction;
the first sealing edge (110) is arranged at the upper end of the inner side of the annular main body (100) and is gradually bent upwards from outside to inside;
the second sealing edge (120) is arranged at the lower end of the inner side of the annular main body (100) and gradually bends downwards from outside to inside;
wherein, first sealing edge (110) laminating in pot cover turn-ups (220), perhaps, second sealing edge (120) laminating in pot cover turn-ups (220).
2. The anti-crevice corrosion seal ring according to claim 1, wherein the outer side of the first sealing edge (110) is provided with a first annular bead (111).
3. The anti-crevice corrosion seal ring according to claim 2, wherein the maximum thickness of the first annular bead (111) is K1, and the height of the first annular bead (111) is H1, satisfying:
4. the anti-crevice corrosion sealing rubber ring according to claim 1, wherein the outer side of the second sealing edge (120) is provided with a second annular protruding strip (121).
5. The anti-crevice corrosion seal ring according to claim 4, wherein the maximum thickness of the second annular bead (121) is K2, and the height of the second annular bead (121) is H2, satisfying:
6. a lid, comprising:
the cooker cover comprises a cooker cover body (200), wherein the inner side wall of the cooker cover body (200) is provided with a mounting hole (210) and a cooker cover flanging (220), and the top of the cooker cover body (200) is provided with an exhaust hole (230);
a crevice corrosion resistant seal ring according to any one of claims 1 to 5;
the anti-crevice corrosion sealing rubber ring is detachably arranged in the pot cover body (200), wherein:
the pot cover flanging (220) is tightly attached to the outer side of the first sealing edge (110) and the first sealing edge (110) is abutted to the top of the pot cover body (200), or the pot cover flanging (220) is tightly attached to the outer side of the second sealing edge (120) and the second sealing edge (120) is abutted to the top of the pot cover body (200).
7. The pot cover according to claim 6, wherein the outer side wall of the annular main body (100) is provided with a positioning projection (130), and the positioning projection (130) can be inserted into the mounting hole (210) and extend out of the mounting hole (210) so that the anti-crevice corrosion sealing rubber ring is mounted in the pot cover body (200).
8. The lid of claim 7, wherein the number of mounting holes (210) is plural, the plurality of mounting holes (210) are circumferentially distributed around the axis of the lid body (200), the number of positioning protrusions (130) is plural, the plurality of positioning protrusions (130) are circumferentially distributed around the axis of the crevice corrosion resistant sealing ring, and the plurality of mounting holes (210) are in one-to-one correspondence with the plurality of positioning protrusions (130).
9. A cooking appliance, comprising:
a pot body;
the lid of any one of claims 6 to 8;
wherein, the pot cover is arranged on the pot body.
10. The cooking appliance of claim 9, wherein the cooking appliance is an electric pressure cooker or an autoclave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321725297.9U CN220293429U (en) | 2023-07-03 | 2023-07-03 | Anti-crevice corrosion sealing rubber ring, pot cover and cooking utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321725297.9U CN220293429U (en) | 2023-07-03 | 2023-07-03 | Anti-crevice corrosion sealing rubber ring, pot cover and cooking utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220293429U true CN220293429U (en) | 2024-01-05 |
Family
ID=89349295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321725297.9U Active CN220293429U (en) | 2023-07-03 | 2023-07-03 | Anti-crevice corrosion sealing rubber ring, pot cover and cooking utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220293429U (en) |
-
2023
- 2023-07-03 CN CN202321725297.9U patent/CN220293429U/en active Active
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