TW202243961A - Sealing gasket structure and sealing cover structure for sealing container - Google Patents

Abstract

A sealing gasket structure and a sealing cover structure for a sealing container are disclosed. The sealing gasket structure includes a body having a top plate, wherein an outer wall and an inner wall are provided along a normal direction on the periphery of the same surface of the top plate, and an annular groove is formed between the outer wall and the inner wall. The sealing cover structure includes a cover body and the sealing gasket structure as the above. The cover body includes an inner bottom surface, an outer surface, and a continuous surround wall, wherein the sealing gasket structure is provided on the inner side of the continuous surrounding wall and abuts the inner bottom surface.

Description

Gasket structure and sealing cap structure for sealing containers

The invention relates to a sealing pad structure and a sealing cover structure, in particular to a sealing pad structure and a sealing cover structure for a sealed container.

Generally, bottles (or containers) containing different liquids (such as: milk, engine oil, alcohol, chemical liquids, kidney dialysis solution, medical potions, etc.), in order to achieve a good sealing effect, aluminum foil gaskets were used at the opening of the bottle in the past Or aluminum foil parafilm, etc. for sealing. Although these sealing methods made of aluminum foil have good airtightness and leakproofness, because the aluminum foil gasket and aluminum foil sealing film achieve the sealing effect through heating and/or glue, so for general Consumers, especially children and the elderly, often find it difficult to open. Moreover, once the aluminum foil gasket and aluminum foil sealing film are torn off, if they can only be discarded, it is difficult to restore the seal, so the opened bottle immediately loses the sealing effect, thus not only shortening the shelf life of the liquid in the bottle, but also prone to spillage shortcoming.

In addition, there are also gasket structures used between the bottle mouth and the bottle cap on the market. However, although these gaskets are arranged between the bottle mouth and the bottle cap, they cannot be effectively used due to tolerance and design issues. The gap between the cap and the bottle is filled, or the sealing gasket cannot be completely covered on the outside of the bottle mouth or the periphery of the bottle mouth, so it does not have a good sealing and leak-proof effect.

To sum up, how to provide a gasket structure that has a good sealing effect and can be used repeatedly, even between different bottles and bottle caps, has become an urgent need for improvement in this technical field. problems and needs.

One object of the present invention is to provide a gasket structure and a sealing cap structure, so that when the gasket, the sealing cap and the bottle mouth of the liquid container are rotated and fixed, the liquid in the liquid container cannot overflow.

In order to reach the number, the gasket structure provided by the present invention includes: a body, the body includes a top plate, and along a normal direction of the top plate, an outer wall and an inner wall are arranged on the same surface periphery of the top plate. wall, an annular groove is formed between the outer wall and the inner wall.

Preferably, the length of the inner wall in the normal direction is greater than the length of the outer wall.

Preferably, the annular groove is concave, flat or convex.

Preferably, at least one fastening portion is provided on the outer edge of the outer wall.

Preferably, the material of the gasket structure is a plastic material composed of polyethylene (PE, Polyethylene), polybutene (PB, Polybutene) or low-density polyethylene (LDPE, Low density Polyethylene) and other polymer materials. .

Preferably, the outer wall and the inner wall are continuous rings.

To achieve the above object, the present invention provides another gasket structure for sealing containers, comprising: a body, the body includes a bottom plate, and along a normal direction of the bottom plate, on the periphery of an upper surface of the bottom plate An inner wall is provided, an outer wall is arranged on the outer edge of the upper end of the inner wall, and an annular groove is formed between the inner wall and the outer wall.

Preferably, the length of the inner wall in the normal direction is greater than the length of the outer wall.

Preferably, the annular groove is concave, flat or convex.

Preferably, at least one fastening portion is provided on the outer edge of the outer wall.

Preferably, the material of the gasket structure is a plastic material composed of polyethylene (PE, Polyethylene), polybutene (PB, Polybutene) or low-density polyethylene (LDPE, Low density Polyethylene) and other polymer materials. .

Preferably, the outer wall and the inner wall are continuous rings.

In order to achieve the above-mentioned purpose, the sealing cover structure provided by the present invention includes: a cover body and a sealing gasket structure as in the above-mentioned embodiments, including an inner bottom surface, an outer surface and a continuous surrounding wall, wherein the sealing gasket The structure is arranged on the inner side of the continuous wall and abuts against the inner bottom surface.

Preferably, a plurality of protrusions are provided on the outer side of the continuous surrounding wall.

Preferably, the cover body is made of a plastic material composed of polyethylene (PE, Polyethylene), polybutene (PB, Polybutene) or high-density polyethylene (HDPE, High density Polyethylene) and other high molecular polymer materials.

Preferably, the plurality of protrusions extend along the normal direction of the inner bottom surface and the outer surface.

In order to make the above purpose, technical features and advantages more comprehensible, preferred embodiments are described in detail below with accompanying drawings.

10A, 10A’, 10A”: gasket structure

10B: Sealing cover structure

10C: bottle

100: Ontology

110: top plate

111: outer wall

112: inner wall

113: Annular groove

114: Outer surface of outer wall

115: inner surface of outer wall

116: Inner wall outer surface

117: fastening part

120: Bottom plate

121: upper surface

200: cover body

210: inner bottom surface

220: outer surface

230: continuous wall

231: outside

232: inside

233: protrusion

300: bottle mouth

310: The outer surface of the bottle mouth

320: Inner surface of bottle mouth

Fig. 1A is a schematic diagram of the gasket structure of the preferred embodiment of the present invention.

Fig. 1B is a cross-sectional view of the sealing cover gasket structure shown in Fig. 1A.

Figure 1C is a partially enlarged view of the gasket structure shown in Figure 1B.

Fig. 1D is a schematic diagram of the gasket structure of another preferred embodiment of the present invention.

Figure 2A is a schematic diagram of the lid body of a preferred embodiment of the present invention.

Figure 2B is a sectional view of the lid body shown in Figure 2A.

Fig. 2C is a cross-sectional view of the sealing cover structure of the preferred embodiment of the present invention.

Fig. 3A is a schematic diagram of a sealing cap structure installed on a bottle mouth of a container according to a preferred embodiment of the present invention.

Figure 3B is a cross-sectional view of the sealing cap structure shown in Figure 3A installed on the mouth of the container. .

Figure 4A is a cross-sectional view of the gasket structure of a preferred embodiment of the present invention.

Figure 4B is a partially enlarged view of the gasket structure shown in Figure 4A.

Specific embodiments according to the present invention will be specifically described below. However, without departing from the spirit of the present invention, the present invention can still be practiced in various forms of embodiments, and the protection scope of the present invention should not be construed as being limited to what is stated in the specification.

Unless the context clearly indicates otherwise, the singular form "a" used herein also includes the plural form, and the stated orientations (such as upper, lower, inner, outer, etc.) are relative orientations, which can be determined according to the structure of the gasket and the sealing cap. The definition is based on the use state of the structure, and does not indicate or imply that the gasket structure and the sealing cover structure need to be constructed, operated or manufactured in a specific direction, nor should it be construed as a limitation of the present invention.

In the first preferred embodiment of the present invention, a sealing gasket structure 10A for sealing containers is proposed, and the technical content of each component is described as follows.

Please refer to the embodiment of Fig. 1A to Fig. 1C, which is a gasket structure 10A for sealing containers. Gasket structure 10A basically comprises body 100, and body 100 is a circular shape, and comprises top plate 110, and along the normal line direction of top plate 110, is provided with outer wall 111 and inner wall 112 on the periphery of the same surface of top plate 100, outer wall An annular groove 113 is formed between the inner wall 111 and the inner wall 112 , in other words, the outer wall 111 and the inner wall 112 are in a continuous ring shape.

Then please refer to FIG. 1B , the length of the inner wall 112 in the normal direction is greater than the length of the outer wall 111 . In other different embodiments, the length of the inner wall 112 may also be lower than or equal to the length of the outer wall 111 (not shown). Please refer to Figure 1C and Figure 3B, the annular groove 113 can be concave, flat or convex, and the design of the annular groove 113 can be concave, flat or convex according to the design of the bottle mouth 300 of the bottle 10C (not shown), in order to achieve the best sealing effect. In addition, the outer wall 111 includes an outer wall surface 114 and an outer wall inner surface 115 , while the inner wall 112 includes an inner wall outer surface 116 . Wherein, the material of the gasket structure 10A can be a plastic material composed of polyethylene (PE, Polyethylene), polybutene (PB, Polybutene) or low density polyethylene (LDPE, Low density Polyethylene) and other polymer materials.

In the embodiment shown in Fig. 2A to Fig. 2C, it is the second preferred embodiment of the present invention, which is a sealing cap structure (hereinafter referred to as the sealing cap structure) 10B for sealing containers, including the cap body 200 and the gasket structure 10A of the above-mentioned first embodiment include an inner bottom surface 210 , an outer surface 220 and a continuous surrounding wall 230 . Wherein, the gasket structure 10A is disposed on the inner side 232 of the continuous surrounding wall 230 , and abuts against the inner bottom surface 210 .

Please refer to Fig. 2B to Fig. 2C again, the gasket structure 10A and the sealing cover structure 10B are two independent components, so the gasket structure 10A can be repeatedly disassembled or installed into the sealing cover structure 10B, and when the gasket structure When 10A is installed into the lid body 200 of the sealing lid structure 10B, the gasket structure 10A can be pressed tightly against the inner bottom surface 210, and the outer wall 111 of the gasket structure 10A will also fit the continuous surrounding wall 230 of the lid body 200 The inner side 232, to achieve the effect of fixed fit. In addition, the outer side 231 of the continuous wall 230 of the cover body 200 may be provided with a plurality of protrusions 233 (its functions and embodiments will be described later), wherein the plurality of protrusions 233 are along the inner bottom surface 210 and the outer surface 220. Extend in the normal direction. In addition, the material of the cover body 200 can be polyethylene (PE, Polyethylene), polybutene (PB, Polybutene) Or a plastic material composed of high-molecular polymer materials such as high-density polyethylene (HDPE, High density Polyethylene).

As shown in FIG. 1D , in some embodiments, the gasket structure 10A' is a plastic material made of a polymer material, so it has certain elasticity. In order to increase the stabilizing effect of the gasket structure 10A' and the sealing cover structure 10B, at least one fastening portion 117 is provided on the outer edge of the outer wall 111 of the gasket structure 10A'. Thereby, when the sealing gasket structure 10A' is installed into the cover body 200 of the sealing cover structure 10B (not shown in the figure), the buckle part 117 can pass through the elastic pressure of the plastic material, so that the outer wall 111 of the sealing gasket structure 10A' is Squeeze, and generate reaction force with the inner side 232 of the cover body 200, thereby improving the effect of stability.

Due to the design of the fastening portion 117, the size of the outer wall 111 of the gasket structure 10A' does not need to be completely consistent with the inner side 232 of the cover body 200, so the gasket structure 10A' is manufactured during the injection molding stage. Certain material costs can also be saved, and mass production is easier. Except for the fastening portion 117, since the outer wall 111 does not fit the inner side 232 completely, the user can easily remove the gasket structure 10A' from the inner bottom surface 210 of the cover body 200 by hand or tools. It should be noted that the gasket structure 10A is also made of elastic plastic material, so both the gasket structure 10A' and the gasket structure 10A' can be easily disassembled from the lid body 200, and the disassembled gasket structures 10A, 10A' can also be used with clean water. Clean the dust, grease, bacteria and other dirt, and the gasket structure 10A, 10A' after cleaning can be put back into the cover body 200 to continue to use. In addition to maintaining the original sealing effect, the components can also be kept clean and health. In addition, if the gasket structure 10A is damaged, it can be directly disassembled and replaced separately without replacing the entire sealing cover structure 10B.

Please refer to Fig. 3A to Fig. 3B, in some embodiments, sealing cover structure 10B is applied to the embodiment of container, and this container can be any container that can hold liquids such as bottle, barrel, cup (hereinafter referred to as bottle 10C as an example). In addition, the protrusion 233 on the outer side 231 allows the user's fingers to hold the cover book. When the body 200 is closed, it is convenient to increase the frictional force between the fingers and the cover body 200 , thereby making the cover body 200 easy to rotate. In addition, the design of the outer side 231 of the cover body 200 is not limited here, and the outer side 231 may also be provided with multiple grooves or other designs (not shown) that can increase the friction force of the outer side 231 of the cover body 200 .

Please refer to FIG. 3B again. When the sealing cap structure 10B (the sealing gasket structure 10A is disposed in the cap body 200 ) is installed on the bottle 10C, the outer wall 111 and the inner wall 112 of the sealing gasket structure 10A will be sandwiched between the bottle mouth 300 , so that the sealing gasket structure 10A will be completely sealed on the bottle mouth 300 . Specifically, when the sealing cap structure 10B is rotatably installed on the bottle 10C, a squeeze stress and a downward pressure will be generated. At this time, the squeeze stress will apply pressure to the outer surface 114 of the outer wall through the cap body 200, thereby making the The inner surface 115 of the outer wall is more closely attached to the outer surface 310 of the bottle mouth, and the downward pressure will make the annular groove between the outer wall 111 and the inner wall 112 be more closely attached to the bottle mouth 300, and the downward pressure will also The outer surface 116 of the inner wall can be completely attached to the inner surface 320 of the bottle mouth. Thereby, the gasket structure 10A can better seal any gap of the bottle mouth 300 .

In addition, please refer to FIG. 4A to FIG. 4B. In some embodiments, the gasket structure 10A" includes a body 100, and the body 100 includes a bottom plate 120, and along a normal direction of the bottom plate 120, on the upper surface of the bottom plate 120 121 is provided with an inner wall 112 on its periphery, and an outer wall 111 is provided on the outer edge of the upper end of the inner wall 112 , and an annular groove 113 is formed between the inner wall 112 and the outer wall 111 .

Specifically, the outer wall 111 of the gasket 10A" extends outward from the inner wall 112, and the gasket structure 10A" has the outer wall 111 and the inner wall 112, so the gasket structure 10A" also has an annular groove 113, Thereby, when the sealing gasket structure 10A" is arranged in the cover body 200 (not shown in the figure), the extrusion stress and downward pressure generated when the sealing cover structure 10B is rotated can also make the sealing gasket structure 10A" The outer wall 111, the inner wall 112 and the annular groove 113 are completely sealed in the bottle mouth 300. In addition, the gasket structure 10A" can also be easily removed from the cap body 200, and the gasket structure 10A" can also have a buckle part 117 to increase the stability with the cover body 200. In addition, because the sealing gasket structure 10A" and the cover body The various implementations and technical means of 200 are equivalent to other embodiments, and the material of the gasket structure 10A" is also equivalent to the gasket material 10A, so the detailed description of the gasket structure 10A" and the cap body 200 used in the bottle 10C is omitted. .

In summary, the inner surface 115 of the outer wall 111 of the gasket structure 10A of the present invention can completely fit the outer surface 310 of the bottle mouth, completing the first stage of leak-proof measures; the annular groove 113 can be completely fitted to the The bottle mouth 300 completes the second stage of leak-proof measures; the inner wall outer surface 116 of the inner wall 112 can be completely attached to the bottle mouth inner surface 320 of the bottle 10C to complete the third stage of leak-proof measures. It is worth mentioning that the length of the inner wall 112 in the normal direction is greater than the length of the outer wall 111 , so that a part of the inner wall 112 can be inserted into the bottle 10C more, thereby improving the leak-proof effect. In other words, because the gasket structure 10A has the design of the outer wall 111 , the inner wall 112 and the annular groove 113 , when the sealing cap structure 10B is installed in the bottle 10C, the gasket structure 10A can completely prevent leakage. In addition, because the gasket structure 10A of the present invention is made of elastic plastic material, it can be disassembled from the sealing cover structure 10B for cleaning and replacement at any time.

The above-mentioned embodiments are just examples to illustrate the present invention, and are not intended to limit the protection scope of the present invention. Any other embodiments produced by modifying, changing, adjusting, and integrating the above embodiments, as long as they are easily conceivable by those with ordinary knowledge in the technical field of the present invention, are covered within the protection scope of the present invention. The scope of protection of the present invention is subject to the scope of the patent application.

10A: gasket structure

100: Ontology

110: top plate

111: outer wall

112: inner wall

113: Annular groove

Claims (16)

A gasket structure for sealing containers, comprising: A body, the body includes a top plate, and along a normal direction of the top plate, an outer wall and an inner wall are provided on the same surface periphery of the top plate, and an annular groove is formed between the outer wall and the inner wall. The gasket structure according to claim 1, wherein the length of the inner wall in the normal direction is greater than the length of the outer wall. The gasket structure according to claim 1, wherein the annular groove is concave, flat or convex. The gasket structure according to claim 1, wherein at least one fastening portion is provided on the outer edge of the outer wall. The gasket structure as claimed in claim 1, wherein the gasket structure is made of polyethylene (PE, Polyethylene), polybutene (PB, Polybutene) or low-density polyethylene (LDPE, Low density Polyethylene), etc. A plastic material composed of a polymer polymer material. The gasket structure as claimed in claim 1, wherein the outer wall and the inner wall are in a continuous ring shape. A gasket structure for sealing containers, comprising: A body, the body includes a bottom plate, and along a normal direction of the bottom plate, an inner wall is provided on the periphery of an upper surface of the bottom plate, an outer wall is provided on the outer edge of the upper end of the inner wall, and the inner wall An annular groove is formed between the outer wall and the outer wall. The gasket structure according to claim 7, wherein the length of the inner wall in the normal direction is greater than the length of the outer wall. The gasket structure as claimed in claim 7, wherein the annular groove is concave, flat face or convex. The gasket structure according to claim 7, wherein at least one fastening portion is provided on the outer edge of the outer wall. The gasket structure as claimed in claim 7, wherein the gasket structure is made of polyethylene (PE, Polyethylene), polybutene (PB, Polybutene) or low-density polyethylene (LDPE, Low density Polyethylene), etc. A plastic material composed of a polymer polymer material. The gasket structure according to claim 7, wherein the outer wall and the inner wall are in a continuous ring shape. A sealing cap structure for a sealed container, comprising: a lid body comprising an inner bottom surface, an outer surface and a continuous wall; and A gasket structure as claimed in any one of claims 1 to 12, wherein the gasket structure is arranged inside the continuous wall and abuts against the inner bottom surface. The sealing cover structure according to claim 13, wherein a plurality of protrusions are provided on the outer side of the continuous surrounding wall. The sealing cover structure as described in claim 13, wherein the material of the cover body is polyethylene (PE, Polyethylene), polybutene (PB, Polybutene) or high-density polyethylene (HDPE, High density Polyethylene), etc. A plastic material composed of molecular polymer materials. The sealing cap structure according to claim 14, wherein the plurality of protrusions extend along the normal direction of the inner bottom surface and the outer surface.

Images