阅读说明：本技术 密封圈及蒸汽烹饪器具 (Sealing ring and steam cooking utensil ) 是由 李�杰 龙剑 于 2019-12-06 设计创作，主要内容包括：本发明公开了一种密封圈,并公开了与该密封圈配合的门体、内胆以及具有该密封圈的蒸汽烹饪器具,其中密封圈,包括：密封基体,设置在所述蒸汽烹饪器具的门体和内胆之间；多个卡接头,用于插接在所述门体或所述内胆的安装孔中,所述卡接头包括头部和颈部,所述头部的直径大于所述颈部的直径,所述颈部的两端分别连接所述密封基体和所述头部。通过在蒸汽烹饪器具的门体或内胆开设安装孔,密封圈的卡接头与安装孔装配连接,门体或内胆不需要做复杂的凹槽压型,只需要开设安装孔,使得模具简单,成型容易,合格率高；同时密封圈拆装简单,方便用户对密封圈进行清洗。(The invention discloses a sealing ring, and discloses a door body and an inner container matched with the sealing ring and a steam cooking appliance with the sealing ring, wherein the sealing ring comprises: the sealing base body is arranged between the door body and the inner container of the steam cooking appliance; the clamping joints are used for being inserted into the mounting holes of the door body or the inner container in an inserting mode and comprise head portions and neck portions, the diameter of the head portions is larger than that of the neck portions, and two ends of the neck portions are connected with the sealing base body and the head portions respectively. The door body or the inner container of the steam cooking appliance is provided with the mounting hole, the clamping joint of the sealing ring is assembled and connected with the mounting hole, and the door body or the inner container does not need to be provided with complicated groove profiling, and only needs to be provided with the mounting hole, so that the mold is simple, the molding is easy, and the qualification rate is high; meanwhile, the sealing ring is easy to disassemble and assemble, and a user can clean the sealing ring conveniently.)

1. Sealing washer, its characterized in that is applied to steam cooking utensil, includes:

the sealing base body is arranged between the door body and the inner container of the steam cooking appliance;

the clamping joints are used for being inserted into the mounting holes of the door body or the inner container in an inserting mode and comprise head portions and neck portions, the diameter of the head portions is larger than that of the neck portions, and two ends of the neck portions are connected with the sealing base body and the head portions respectively.

2. The seal ring of claim 1, wherein the snap fitting has a guide for guiding the head portion into alignment with the mounting hole, the guide having a diameter smaller than a diameter of the head portion.

3. The seal ring of claim 1 wherein said snap fitting has a guide for guiding said head into said mounting hole.

4. The seal ring of claim 1, wherein the seal base includes a first lip for sealing contact with an end surface of the liner.

5. The seal ring as claimed in claim 4, wherein said seal base includes at least two of said first lips.

6. The gasket of claim 1 wherein the seal base includes a second lip for contacting an inner wall of the liner to seal.

7. The seal ring of claim 6, wherein the second lip is configured to slope toward the bayonet joint.

8. The gasket ring of claim 1 wherein the seal base includes a third lip for sealing contact with the door body.

9. The seal ring of claim 8 wherein the third lip is configured to slope away from the bayonet joint.

10. The door body is characterized by comprising a mounting hole for mounting the clamping head of the sealing ring according to any one of claims 1 to 9.

11. The liner, characterized in that it comprises mounting holes for mounting the bayonet joint of the sealing ring according to any one of claims 1 to 9.

12. Steam cooking appliance, characterized in that it comprises:

an inner container;

the door body can seal the inner container;

the sealing ring according to any one of claims 1 to 9, which is arranged between the door body and the inner container;

the door body or the inner container is provided with a mounting hole, and the mounting hole is used for mounting the clamping joint.

Technical Field

The invention relates to the technical field of kitchen appliances, in particular to a sealing ring and a steam cooking appliance.

Background

In products such as steam ovens, steam ovens or steam microwave ovens, reliable sealing between the door body and the inner container and prevention of steam leakage are key performance indexes of the products. The sealing between the door body and the inner container is usually realized by installing a sealing ring, the sealing ring is generally embedded in an annular groove at the front end of the inner container, the inner container needs to be provided with a groove pressing mold, then the sealing ring is embedded in the annular groove, and the sealing ring is respectively contacted with the inner container and the door body to form sealing. In the existing scheme, the liner for installing the sealing ring has a complex structure, high requirements on a mold, difficult molding and high rejection rate; and the sealing washer is difficult for dismantling, and inconvenient user is clean, breeds the bacterium easily.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the sealing ring provided by the invention can reduce the requirement on an installation structure, is simple to assemble and disassemble, and is convenient for a user to clean the sealing ring.

The invention also provides a door body for mounting the sealing ring.

The invention also provides an inner container for mounting the sealing ring.

The invention also provides a steam cooking appliance with the sealing ring.

The sealing ring according to the embodiment of the first aspect of the invention is applied to a steam cooking appliance, and comprises: the sealing base body is arranged between the door body and the inner container of the steam cooking appliance; the clamping joints are used for being inserted into the mounting holes of the door body or the inner container in an inserting mode and comprise head portions and neck portions, the diameter of the head portions is larger than that of the neck portions, and two ends of the neck portions are connected with the sealing base body and the head portions respectively.

The sealing ring provided by the embodiment of the invention at least has the following beneficial effects: the door body or the inner container of the steam cooking appliance is provided with the mounting hole, the clamping joint of the sealing ring is assembled and connected with the mounting hole, and the door body or the inner container does not need to be provided with complicated groove profiling, and only needs to be provided with the mounting hole, so that the mold is simple, the molding is easy, and the qualification rate is high; meanwhile, the sealing ring is easy to disassemble and assemble, and a user can clean the sealing ring conveniently.

According to some embodiments of the invention, the card connector has a guide portion for guiding the head portion to align with the mounting hole, the guide portion having a diameter smaller than a diameter of the head portion. Because the diameter of head is slightly bigger than the diameter of mounting hole, head and mounting hole be interference fit promptly, and the head is difficult to directly aim at the mounting hole and installs. In order to improve assembly efficiency, add the guide portion, the diameter of guide portion is less than the diameter of mounting hole, also is less than the diameter of mounting hole simultaneously, and the guide portion can get into the mounting hole fast like this, realizes thick location, and the head is installed again in the mounting hole according to the location of guide portion, has reduced the time that the mounting hole position was looked for to the head, has improved assembly efficiency.

According to some embodiments of the invention, the card connector has a guide portion for guiding the head portion into the mounting hole. Because the diameter of the head is slightly larger than that of the mounting hole, namely the head and the mounting hole are in interference fit, the resistance is larger during assembly, and the head is difficult to be directly inserted into the mounting hole. In order to improve the assembly efficiency, the guide part is additionally arranged, one end of the diameter of the guide part is equal to that of the head part, the diameter of one end of the guide part is smaller than that of the mounting hole, and the diameter of the guide part is gradually changed and transited, namely the diameter of the guide part is gradually increased from one end to the other end, so that the head part can be more easily inserted into the mounting hole according to the guiding effect of the guide part.

According to some embodiments of the invention, the seal base includes a first lip for sealing contact with an end surface of the liner. When the sealing ring is in sealing fit with the inner container, the first lip edge can be pressed against the end face of the inner container, so that air leakage of the inner container is avoided, and water drops are prevented from flowing out of the inner container.

According to some embodiments of the invention, the sealing base comprises at least two first lips. The two first lips form a double-layer structure, which is respectively arranged as an inner layer and an outer layer. The first lip edges are arranged on the end face of the inner container, are positioned between the door body and the inner container and bear the pressing force between the door body and the inner container, the double-layer structure formed by the two first lip edges can improve the pressure resistance and form a double-layer sealing effect, after one first lip edge is worn, the other first lip edge can automatically compensate to a certain extent, and the service life is long.

According to some embodiments of the invention, the seal base includes a second lip for sealing in contact with an inner wall of the liner. When the inner bag is in when malleation state, the second lip is pasted tightly to the inner bag internal wall face under the effect of inner bag atmospheric pressure, realizes sealedly, guarantees that the steam in the inner bag can not leak between the inner wall of second lip limit and inner bag, and then prevents that the water droplet in the inner bag from flowing on the terminal surface of inner bag along the inner wall of inner bag.

According to some embodiments of the invention, the second lip is configured to be inclined towards the bayonet joint. The second lip limit forms the slope structure that has preset angle, and this slope structure has certain guide effect, and under the effect of inner bag atmospheric pressure, the second lip limit takes place deformation, production elasticity when pasting tight inner bag inner wall face to make the second lip limit paste the inner wall surface of tight inner bag more, form firm seal structure, effectively improve the sealed effect of sealing washer. In addition, after the inner container is decompressed, the free end of the second lip edge is always pressed on the surface of the inner wall of the inner container through the inclined structure, and water drops in the inner container are prevented from flowing to the end face of the inner container along the inner wall of the inner container.

According to some embodiments of the invention, the sealing base includes a third lip for sealing contact with the door body. After the door body is closed, the third lip edge is tightly attached to the door body under the action of pressing force between the door body and the inner container, so that sealing is realized, and steam in the inner container cannot leak from the space between the third lip edge and the door body.

According to some embodiments of the invention, the third lip is configured to slope away from the bayonet joint. The third lip edge forms an inclined structure with a preset angle, the inclined structure has a certain guiding effect, and under the action of pressing force between the door body and the liner and the pressure of the liner, the third lip edge deforms and generates elasticity when clinging to the surface of the door body, so that the third lip edge clings to the surface of the door body more, a firm sealing structure is formed, and the sealing effect of the sealing ring is effectively improved. In addition, after the inner container is decompressed, the third lip part bounces through the inclined structure, so that a gap is formed between the third lip and the door body, gas can enter the gap formed between the third lip and the door body more easily, the attaching force of the third lip and the door body is reduced, and the third lip is separated from the door body more easily.

According to the door body of the embodiment of the second aspect of the invention, the door body comprises a plurality of mounting holes, and the mounting holes are used for mounting the clamping joints of the sealing rings.

The door body provided by the embodiment of the invention at least has the following beneficial effects: the mounting hole is formed in the door body of the steam cooking appliance, the clamping joint of the sealing ring is in assembly connection with the mounting hole, the door body does not need to be provided with a complex groove compression mold, only the mounting hole needs to be formed, and therefore the steam cooking appliance is simple in mold, easy to mold and high in qualified rate.

The liner according to the embodiment of the third aspect of the present invention includes a plurality of mounting holes for mounting the bayonet joints of the above-described seal rings.

The inner container provided by the embodiment of the invention has at least the following beneficial effects: the mounting hole is formed in the inner container of the steam cooking appliance, the clamping joint of the sealing ring is in assembly connection with the mounting hole, the inner container does not need to be provided with a complex groove compression mold, and only the mounting hole needs to be formed, so that the mold is simple, the forming is easy, and the qualification rate is high.

A steam cooking appliance according to a fourth aspect embodiment of the present invention includes: an inner container; the door body can seal the inner container; the sealing ring is arranged between the door body and the inner container; the door body or the inner container is provided with a plurality of mounting holes, and the mounting holes are used for mounting the clamping joints.

The steam cooking appliance provided by the embodiment of the invention has at least the following beneficial effects: the door body or the inner container of the steam cooking appliance is provided with the mounting hole, the clamping joint of the sealing ring is assembled and connected with the mounting hole, and the door body or the inner container does not need to be provided with complicated groove profiling, and only needs to be provided with the mounting hole, so that the mold is simple, the molding is easy, and the qualification rate is high; meanwhile, the sealing ring is easy to disassemble and assemble, and a user can clean the sealing ring conveniently.

Additional aspects and advantages of the invention 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 invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an exploded view of a steam cooking appliance according to an embodiment of the present invention;

fig. 2 is a front view of a steam cooking appliance according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an enlarged view at B shown in FIG. 3;

fig. 5 is a partial schematic view of a seal ring according to an embodiment of the invention.

Reference numerals: the steam cooking appliance 100; a door body 101; a case 102; an inner container 103; a seal ring 104; mounting holes 105; a snap head 106; third lip 107

A head portion 401; a neck 402; a guide part 403; a guide portion 404; a first lip 405; a second lip 406; an end face 407; an inner wall 408; the substrate 409 is sealed.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood 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.