Kettle cover waterproof structure and kettle cover

Abstract

The utility model discloses a kettle cover waterproof structure and a kettle cover. The kettle cover waterproof structure comprises a kettle cover, a cylinder cover, a first buckle structure, a second buckle structure, a kettle cover sealing ring and a cylinder cover sealing ring. The kettle cover and the cylinder cover are buckled with each other through the first buckle structure and the second buckle structure, and an annular cavity is formed between the kettle cover and the cylinder cover; the kettle cover sealing ring and the cylinder cover sealing ring are respectively used for sealing two sealing gaps of the annular cavity; the kettle cover comprises the kettle cover waterproof structure. Compared with a kettle cover of an existing health maintenance kettle, the kettle cover waterproof structure and the kettle cover have the advantages that the kettle cover and the kettle cover are directly buckled through the buckle structure to form the cavity of the kettle cover, a plastic lower kettle cover is omitted, assembly is simple, and manufacturing cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field of health preservation pots, in particular to a pot lid waterproof structure and a pot lid. Background Art

[0002] The health preservation pot can store hot water for a long time and is very convenient to pour water, so it is widely used in life. The health preservation pot with good heat preservation effect not only has a double-layer cup body, but also its pot lid is hollow, which can better achieve the heat insulation and heat preservation effect. For the hollow pot lid in the prior art, in order to prevent water from entering the inside of the pot lid, generally, after a plastic upper pot lid and a plastic lower pot lid are assembled, a metal cylinder lid is assembled on the outer side of the plastic lower pot lid, and a sealing ring is sleeved outside the cylinder lid. Among them, the cost of the plastic lower pot lid is relatively high, resulting in an increase in the product cost, and the assembly method is also inconvenient.

[0003] Therefore, the prior art needs to be improved. Summary of the Utility Model

[0004] In view of this, the utility model provides a pot lid waterproof structure and a pot lid, which are used to solve the problems of complex structure, high manufacturing cost and inconvenient assembly of the pot lid in the prior art.

[0005] To achieve one or part or all of the above purposes or other purposes, the utility model provides a pot lid waterproof structure, including a pot lid, a cylinder lid, a first buckle structure, a second buckle structure, a pot lid sealing ring and a cylinder lid sealing ring; the pot lid and the cylinder lid are buckled with each other through the first buckle structure and the second buckle structure to form an annular cavity therebetween; the pot lid sealing ring and the cylinder lid sealing ring are respectively used for sealing two sealing gaps of the annular cavity.

[0006] Preferably, the pot lid, the cylinder lid, the pot lid sealing ring and the cylinder lid sealing ring are all annular; the pot lid includes an annular pot lid flat part and a pot lid side wall extending downward along the inner circumference of the pot lid flat part; the cylinder lid includes an annular cylinder lid flat part and a cylinder lid side wall extending upward along the outer circumference of the cylinder lid flat part; the pot lid sealing ring is sleeved outside the cylinder lid side wall; the cylinder lid sealing ring is arranged on the lower end surface of the pot lid side wall and is pressed by the cylinder lid flat part.

[0007] Preferably, the first buckle structure is a buckle base arranged on the lower surface of the pot lid flat part, and the second buckle structure is an elastic buckle plate arranged on the cylinder lid side wall.

[0008] Preferably, a downward pot lid flange is arranged on the outer circumference of the pot lid flat part, and the pot lid sealing ring is clamped between the pot lid flange and the cylinder lid side wall.

[0009] Preferably, the upper end surface of the kettle lid sealing ring also fits with the lower surface of the kettle lid flat part. Sealing in two directions is achieved, and the sealing performance is enhanced.

[0010] Preferably, several support ribs are further provided on the lower surface of the kettle lid flat part. The several support ribs abut against the inner side of the cylinder head side wall. The support ribs are used to support the cylinder head side wall to prevent the cylinder head side wall from deforming, and thus ensure that the kettle lid sealing ring is always pressed tightly between the kettle lid flanging and the cylinder head side wall.

[0011] Preferably, a ring of cup body sealing ribs is further provided on the outer side surface of the kettle lid sealing ring for sealing the cup when it is covered on the cup.

[0012] Preferably, the cross section of the cylinder head sealing ring is spoon-shaped. The cylinder head sealing ring includes a U-shaped part and a straight part. The straight part is located inside the circumference of the U-shaped part. A ring of first positioning ribs is provided on the lower end surface of the kettle lid side wall. The first positioning ribs are inserted into the U-shaped part groove. At the same time, the upper surface of the cylinder head flat part abuts against the bottom of the U-shaped part. A ring of second positioning ribs is further provided on the lower end surface of the kettle lid side wall. A limiting groove is formed between the second positioning ribs and the first positioning ribs. The straight part is located in the limiting groove. Specifically, the end surface of the straight part abuts against the side surface of the second positioning rib. In this way, the straight part achieves sealing in two directions. At the same time, the cylinder head sealing ring is not easily deformed and warped.

[0013] Preferably, an upward cylinder head flanging is provided on the inner circumference of the cylinder head flat part. The upper end surface of the cylinder head flanging abuts against the lower surface of the straight part. The product sealing performance is further improved. At the same time, the cylinder head flanging can also increase the structural strength of the cylinder head flat part, making the cylinder head flat part not easily deformed.

[0014] Preferably, a first positioning groove is provided on the cylinder head side wall, and a third positioning rib is correspondingly provided on the lower side surface of the kettle lid flat part. The third positioning rib is inserted into the first positioning groove to achieve the circumferential positioning of the cylinder head.

[0015] Preferably, several second positioning grooves are formed on the upper surface of the kettle lid sealing ring, and several fourth positioning ribs are correspondingly provided on the lower side surface of the kettle lid flat part. The fourth positioning ribs are inserted into the second positioning grooves to achieve the circumferential positioning of the kettle lid sealing ring.

[0016] The present utility model also proposes a kettle lid including the above kettle lid waterproof structure.

[0017] Implementing the embodiments of the present utility model will have the following beneficial effects:

[0018] 1. The kettle lid and the cylinder lid are fastened by a snap structure, and the seals at two positions are achieved through the kettle lid seal ring and the cylinder lid seal ring. Compared with the prior art, there is no need for a plastic lower kettle lid, resulting in reduced manufacturing costs and simple assembly.

[0019] 2. The kettle lid seal ring is fixed by horizontal limitation, while the cylinder lid seal ring is mainly fixed by up-and-down limitation, avoiding over-positioning, reducing the requirements for design accuracy, and being easier to assemble at the same time.

[0020] 3. In the preferred solution, the cross-section of the cylinder lid seal ring is designed as a spoon shape, with a large sealing and fitting area and good sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0022] Among them:

[0023] Figure 1 is a three-dimensional structure diagram of the kettle lid waterproof structure according to an embodiment of the present invention;

[0024] Figure 2 is a three-dimensional structure diagram of the upper kettle lid according to an embodiment of the present invention;

[0025] Figure 3 is a three-dimensional structure diagram of the upper cylinder lid according to an embodiment of the present invention;

[0026] Figure 4 is a three-dimensional structure diagram of the upper kettle lid seal ring according to an embodiment of the present invention;

[0027] Figure 5 is a three-dimensional structure diagram of the upper cylinder lid seal ring according to an embodiment of the present invention;

[0028] Figure 6 is a three-dimensional sectional structure diagram of the kettle lid waterproof structure according to an embodiment of the present invention;

[0029] Figure 7 is Figure 5 an enlarged view of part A;

[0030] Figure 8 is Figure 5 an enlarged view of part B.

[0031] The description of the reference numerals is as follows: 1. Kettle lid; 11. Flat part of the kettle lid; 111. Buckling base; 112. Supporting bone; 113. Third positioning bone; 114. Fourth positioning bone; 12. Side wall of the kettle lid; 121. First positioning bone; 122. Second positioning bone; 13. Flange of the kettle lid; 2. Cylinder head cover; 21. Flat part of the cylinder head cover; 22. Side wall of the cylinder head cover; 221. Elastic clamping plate; 222. First positioning groove; 23. Flange of the cylinder head cover; 3. Kettle lid sealing ring; 31. Sealing bone; 32. Second positioning groove; 4. Cylinder head cover sealing ring; 41. U-shaped part; 42. Linear part; 10. Annular cavity. Detailed implementation manners

[0032] To facilitate the understanding of this application, the following will provide a more comprehensive description of this application with reference to the relevant attached drawings. Embodiments of this application are shown in the drawings. However, this application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of this application more thorough and comprehensive.

[0033] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs. The terms used in the description of this application herein are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0034] It can be understood that the singular forms of "a", "an" and "the" may also include the plural forms unless the context clearly indicates otherwise. It should also be understood that the terms "include" or "have", etc., specify the existence of the stated features, wholes, steps, operations, components, parts, or combinations thereof, but do not exclude the possibility of the existence or addition of one or more other features, wholes, steps, operations, components, parts, or combinations thereof.

[0035] It should be noted that when a component is considered to be "connected" to another component, it can be directly connected to the other component or there may be intermediate components present simultaneously. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only. In the present utility model, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the present utility model and its embodiments, and are not used to limit that the indicated device, component or component must have a specific orientation, or be constructed and operated in a specific orientation. And, in addition to being able to represent the orientation or positional relationship, some of the above terms may also be used to represent other meanings. For example, the term "upper" may also be used to represent a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in the present utility model can be understood according to specific circumstances.

[0036] In addition, the terms "arranged", "provided with", "connected", "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or there is internal communication between two devices, components or components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0037] Referring to Figures 1 to 8 , an embodiment of the present utility model provides a kettle lid waterproof structure, including a kettle lid 1, a cylinder lid 2, a first snap structure, a second snap structure, a kettle lid seal ring 3 and a cylinder lid seal ring 4; the kettle lid 1 and the cylinder lid 2 are mutually snapped through the first snap structure and the second snap structure and form an annular cavity 10 therebetween; the kettle lid seal ring 3 and the cylinder lid seal ring 4 are respectively used for sealing two sealing gaps of the annular cavity 10. The formation of the two sealing gaps is the two abutting positions of the kettle lid 1 and the cylinder lid 2.

[0038] In some alternative embodiments, such as Figures 1 to 8 , the kettle lid 1, the cylinder lid 2, the kettle lid seal ring 3, and the cylinder lid seal ring 4 are all annular; the kettle lid 1 includes an annular kettle lid flat part 11 and a kettle lid side wall 12 extending downward along the inner circumference of the kettle lid flat part 11; the cylinder lid 2 includes an annular cylinder lid flat part 21 and a cylinder lid side wall 22 extending upward along the outer circumference of the cylinder lid flat part 21; the kettle lid seal ring 3 is sleeved outside the cylinder lid side wall 22; the cylinder lid seal ring 4 is arranged on the lower end surface of the kettle lid side wall 12 and is pressed by the cylinder lid flat part 21.

[0039] In some alternative embodiments, such as Figure 2 , Figure 6 and Figure 7 shown, the first snap structure is a snap base 111 provided on the lower surface of the flat portion 11 of the kettle lid, and the second snap structure is an elastic snap plate 221 provided on the side wall 22 of the cylinder head. During installation, the cylinder head 2 is snapped onto the lower side of the kettle lid 1 from bottom to top. The elastic snap plate 221 is compressed during the snapping process and then rebounds into the snap hole of the snap base 111 when the snapping is in place, realizing the fixed connection between the cylinder head 2 and the kettle lid 1.

[0040] In some alternative embodiments, such as Figure 1 , Figure 2 , Figure 6 and Figure 7 shown, a downwardly extending flange 13 is provided on the outer periphery of the flat portion 11 of the kettle lid, and the kettle lid sealing ring 3 is clamped between the flange 13 of the kettle lid and the side wall 22 of the cylinder head. By the inner and outer sides of the kettle lid sealing ring 3 respectively fitting the side wall 22 of the cylinder head and the flange 13 of the kettle lid, sealing is thus achieved.

[0041] In some alternative embodiments, such as Figure 6 shown, the upper end surface of the kettle lid sealing ring 3 also fits the lower surface of the flat portion 11 of the kettle lid, further enhancing the sealing performance.

[0042] In some alternative embodiments, such as Figure 2 , Figure 6 shown, a plurality of support ribs 112 are further provided on the lower surface of the flat portion 11 of the kettle lid. The plurality of support ribs 112 abut against the inner side of the side wall 22 of the cylinder head. The support ribs 112 are used to support the side wall 22 of the cylinder head, preventing the side wall 22 of the cylinder head from deforming, and thus ensuring that the kettle lid sealing ring 3 is always pressed between the flange 13 of the kettle lid and the side wall 22 of the cylinder head.

[0043] In some alternative embodiments, such as Figure 1 , Figure 4 , Figure 5 and Figure 6 shown, a cup sealing rib 31 is further provided on the outer side of the kettle lid sealing ring 3 for sealing the cup when it is closed on the cup.

[0044] In some alternative embodiments, such as Figure 5 , Figure 6 and Figure 8As shown, the cross-section of the cylinder head sealing ring 4 is spoon-shaped. The cylinder head sealing ring 4 includes a U-shaped portion 41 and a straight portion 42. The straight portion 42 is located inside the circumference of the U-shaped portion 41. A first positioning rib 121 is provided at the lower end of the side wall 12 of the kettle lid. The first positioning rib 121 is inserted into the groove of the U-shaped portion 41. At the same time, the upper surface of the flat portion 21 of the cylinder head abuts against the bottom of the U-shaped portion 41. A second positioning rib 122 is further provided on the lower end surface of the side wall 12 of the kettle lid. A limiting groove is formed between the second positioning rib 122 and the first positioning rib 121. The straight portion 42 is located in the limiting groove. Specifically, the end face of the straight portion 42 abuts against the side face of the second positioning rib 122. In this way, the straight portion 42 realizes sealing in two directions. At the same time, the cylinder head sealing ring 4 is not easily deformed and warped.

[0045] In some alternative embodiments, as Figure 3 、 Figure 6 and Figure 8 shown, an upward cylinder head flange 23 is provided on the inner circumference of the flat portion 21 of the cylinder head. The upper end face of the cylinder head flange 23 abuts against the lower surface of the straight portion 42, further improving the product sealing performance. At the same time, the cylinder head flange 23 can also increase the structural strength of the flat portion 21 of the cylinder head, making the flat portion 21 of the cylinder head not easily deformed.

[0046] In some alternative embodiments, as Figure 2 、 Figure 3 and Figure 6 shown, a first positioning groove 222 is provided on the side wall 22 of the cylinder head. A third positioning rib 113 is correspondingly provided on the lower side surface of the flat portion 11 of the kettle lid. The third positioning rib 113 is inserted into the first positioning groove 222, realizing the circumferential positioning of the cylinder head 2.

[0047] In some alternative embodiments, as Figure 2 、 Figure 4 and Figure 6 shown, a plurality of second positioning grooves 32 are provided on the upper surface of the kettle lid sealing ring 3. A plurality of fourth positioning ribs 114 are correspondingly provided on the lower side surface of the flat portion 11 of the kettle lid. The fourth positioning ribs 114 are inserted into the second positioning grooves 32, realizing the circumferential positioning of the kettle lid sealing ring 3.

[0048] Another embodiment of the present invention further provides a kettle lid including the above-mentioned kettle lid waterproof structure.

[0049] Implementing the kettle lid waterproof structure and the kettle lid provided by the embodiments of the present invention has the following beneficial effects:

[0050] 1. The kettle lid 1 and the cylinder lid 2 are fastened by a snap structure, and the seals at two positions are achieved through the kettle lid sealing ring 3 and the cylinder lid sealing ring 4. Compared with the prior art, there is no need for a plastic lower kettle lid, resulting in reduced manufacturing costs and simple assembly.

[0051] 2. The kettle lid sealing ring 3 is fixed by horizontal limiting, while the cylinder lid sealing ring 4 is mainly fixed by vertical limiting, avoiding over-positioning, reducing the requirement for design accuracy, and being easier to assemble at the same time.

[0052] 3. In the preferred solution, the cross-section of the cylinder lid sealing ring 4 is designed as a spoon shape, with a large sealing contact area and good sealing effect.

[0053] The above-disclosed are only the preferred embodiments of the present invention. Of course, the scope of the rights of the present invention cannot be limited thereby. Therefore, equivalent changes made according to the claims of the present invention still fall within the scope covered by the present invention.

Claims

1. A kettle lid waterproof structure, characterized in that: It includes a kettle lid (1), a cylinder lid (2), a first snap structure, a second snap structure, a kettle lid sealing ring (3) and a cylinder lid sealing ring (4); the kettle lid (1) and the cylinder lid (2) are mutually snapped through the first snap structure and the second snap structure to form an annular cavity (10) therebetween; the kettle lid sealing ring (3) and the cylinder lid sealing ring (4) are respectively used for sealing two sealing gaps of the annular cavity (10).

2. The kettle lid waterproof structure according to claim 1, characterized in that: The kettle lid (1), the cylinder lid (2), the kettle lid sealing ring (3) and the cylinder lid sealing ring (4) are all annular; the kettle lid (1) includes an annular kettle lid flat part (11) and a kettle lid side wall (12) extending downward along the inner circumference of the kettle lid flat part (11); the cylinder lid (2) includes an annular cylinder lid flat part (21) and a cylinder lid side wall (22) extending upward along the outer circumference of the cylinder lid flat part (21); the kettle lid sealing ring (3) is sleeved outside the cylinder lid side wall (22); the cylinder lid sealing ring (4) is arranged on the lower end surface of the kettle lid side wall (12) and is pressed by the cylinder lid flat part (21).

3. The lid waterproof structure according to claim 2, characterized in that: The first snap structure is a snap base (111) arranged on the lower surface of the kettle lid flat part (11), and the second snap structure is an elastic snap plate (221) arranged on the cylinder lid side wall (22).

4. The kettle lid waterproof structure according to claim 2, wherein: A downward kettle lid flange (13) is arranged on the outer circumference of the kettle lid flat part (11), and the kettle lid sealing ring (3) is clamped between the kettle lid flange (13) and the cylinder lid side wall (22).

5. The kettle lid waterproof structure according to claim 4, characterized in that: A plurality of support ribs (112) are further arranged on the lower surface of the kettle lid flat part (11), and the plurality of support ribs (112) are in contact with the inner side of the side wall of the cylinder lid (2), and the support ribs (112) are used for supporting the side wall of the cylinder lid (2).

6. The lid waterproof structure according to claim 2, characterized in that: The cross section of the cylinder lid sealing ring (4) is spoon-shaped, and the cylinder lid sealing ring includes a U-shaped part (41) and a one-word part (42), the one-word part (42) is located on the inner circumference of the U-shaped part (41), a circle of first positioning ribs (121) is arranged on the lower end surface of the kettle lid side wall (12), and the first positioning ribs (121) are inserted into the groove of the U-shaped part (41); a circle of second positioning ribs (122) is further arranged on the lower end surface of the kettle lid side wall (12), a limiting groove is formed between the second positioning ribs (122) and the first positioning ribs (121), and the one-word part (42) is located in the limiting groove.

7. The kettle lid waterproof structure according to claim 6, characterized in that: An upward cylinder lid flange (23) is arranged on the inner circumference of the cylinder lid flat part (21), and the upper end surface of the cylinder lid flange (23) abuts against the lower surface of the one-word part (42).

8. The kettle lid waterproof structure according to claim 2, characterized in that: A first positioning groove (222) is arranged on the cylinder lid side wall (22), and a third positioning rib (113) is correspondingly arranged on the lower side surface of the kettle lid flat part (11), and the third positioning rib (113) is inserted into the first positioning groove (222).

9. The kettle lid waterproof structure according to claim 2, wherein: A plurality of second positioning grooves (32) are formed on the upper surface of the kettle lid sealing ring (3), and a plurality of fourth positioning ribs (114) are correspondingly arranged on the lower side surface of the kettle lid flat part (11), and the fourth positioning ribs (114) are inserted into the second positioning grooves (32).

10. A kettle lid, characterized in that: It includes the kettle lid waterproof structure described in any one of claims 1-9.

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