JP3195937U - Plastic bottle lid structure for beverage bottles - Google Patents

Abstract

To provide a plastic bottle lid structure for a beverage bottle capable of enhancing the sealing effect and accelerating the elimination of washing water. A plastic bottle lid structure for a beverage bottle, the bottle lid comprising a lid body and an antitheft ring. The top edge of the anti-theft ring 20 is connected to the bottom edge of the lid body 10 by several bridge points 30, and an inner sealing ring 11, an intermediate sealing ring 14, and an outer sealing ring 12 are provided on the inner top surface of the lid body 10. Install. On the inner surface of the lid body 10, a screw Yama portion 13 is installed. The screw Yama portion 13 includes several vertical trenches 131. An annular continuous blade 21 is installed on the inner surface of the antitheft ring 20. Several drain holes 22 are installed at the root position where the blade 21 and the antitheft ring 20 are connected. When the bottle lid is coupled to the bottle mouth of the beverage bottle, the inner sealing ring 11, the inner sealing ring 14, and the outer sealing ring 12 seal the inner wall, top surface, and outer wall of the bottle mouth, respectively. [Selection] Figure 1

Description

  The present invention relates to a plastic bottle lid for a beverage bottle, and relates to a plastic bottle lid structure for a beverage bottle that can enhance the sealing effect and accelerate the elimination of washing water.

The plastic bottle lid of the beverage bottle must have good sealing with the bottle mouth of the beverage bottle.
Thereby, the inside and the outside of the beverage bottle can be reliably separated, and the hygiene and safety of the beverage can be ensured.

A conventional bottle lid is provided with a sealing ring on the inner top surface.
When the bottle lid and the bottle mouth are joined, the sealing ring causes a large shape change (curvature etc.) and seals the gap between the bottle lid and the bottle mouth.

  However, the above-described device has drawbacks in use and needs to be improved. The cause is as follows.

  The sealing ring of the above-described device is easily ruptured when a large shape change occurs, and even if the rupture occurs, it cannot be detected from the outside.

In addition, after filling a beverage bottle and packaging the bottle lid, some beverage may overflow between the bottle lid and the bottle mouth, and the washing process may need to be removed. There is.
The overflowing beverage or the water used for washing cannot be left between the bottle lid and the bottle mouth and must be removed.
At this time, however, the screw thread between the bottle lid and the bottle mouth affects the smoothness of the removal.

  The present invention has been made in view of the above-mentioned problems, and a first object of the present invention is to provide a beverage that can solve the problem of a conventional sealing ring of a bottle lid that easily breaks when a large shape change occurs. An object of the present invention is to provide a plastic bottle lid structure for a bottle.

  The present invention has been made in view of the above-mentioned problems, and the second object thereof is the problem of the conventional bottle lid sealing ring in which the screw cap and the screw mouth of the bottle mouth prevent smooth removal of washing water. It is an object of the present invention to provide a plastic bottle lid structure for a beverage bottle.

A plastic bottle lid structure for a beverage bottle according to the present invention includes a lid body and an antitheft ring.
The top edge of the anti-theft ring is connected to the bottom edge of the lid body by several bridge points.
An inner sealing ring and an outer sealing ring are installed on the inner top surface of the lid body, and an intermediate sealing ring is installed on the inner top surface of the lid body between the inner sealing ring and the outer sealing ring. The inner ring surface of the inner sealing ring is a vertical plane, and the outer ring surface of the inner sealing ring is provided with a protruding portion.
From the projecting portion to the bottom end edge of the inner sealing ring is an oblique guiding surface.
The inner ring surface of the outer sealing ring is provided with a protruding portion, and the portion from the protruding portion to the bottom end of the outer sealing ring is an oblique guiding surface.
The outer ring surface of the outer sealing ring is a surface that is gradually inclined from top to bottom toward the center of the lid body.
When the bottle mouth and the lid body are coupled, the protruding portion of the inner sealing ring comes into close contact with the inner wall of the bottle mouth, and the protruding portion of the outer sealing ring is brought into contact with the outer wall of the bottle mouth. In close contact, the bottom end of the inner sealing ring is in close contact with the top edge of the bottle mouth.
A screw yama portion is provided on the inner side surface of the lid body, and the screw yama portion includes several vertical trenches.
Both the top and bottom ends of the trench are openings.
An annular continuous blade is installed on the inner surface of the antitheft ring, and several drain holes are installed at the root position where the continuous blade and the antitheft ring are connected.

The present invention seals the inner wall and the outer wall of the bottle mouth by the inner sealing ring and the outer sealing ring, so that the inner sealing ring blocks the top edge of the bottle mouth, and the inner wall, the top edge and the outer side of the bottle mouth. A triple sealing effect at the wall can be achieved.
When sealing the inner sealing ring, outer sealing ring, and bottle mouth, a small angle of elastic fluctuation is generated, and this small angle of elastic fluctuation reduces the probability of tearing when the inner sealing ring and the outer sealing ring are blocked. Can do. Thus, the structure of the inner sealing ring and the outer sealing ring is completely maintained, and a sealing effect can be ensured.
Beverages overflowing between the bottle lid and the bottle mouth or water used in the washing process are smoothly removed by the trench passing through the screw thread portion in the bottle lid in the vertical direction. That is, the trench design can solve the problem that the screw portion prevents the overflowing beverage or the water used in the cleaning process from being removed.

It is sectional drawing of this invention bottle lid. It is a partial cross-sectional enlarged view of the inner sealing ring, the middle sealing ring, and the outer sealing ring of the bottle cap of the present invention. It is operation | movement schematic diagram 1 of the coupling | bonding of the sealing ring and bottle opening using FIG. FIG. 3 is a schematic operation diagram 2 of the coupling of the sealing ring and the bottle mouth using FIG. 2. FIG. 4 is an operation schematic diagram 3 of the coupling between the sealing ring and the bottle mouth using FIG. 2.

(One embodiment)
A plastic bottle lid structure for a beverage bottle according to an embodiment of the present invention will be described with reference to the drawings.
As shown in FIGS. 1 and 2, the bottle cap of the present invention includes a lid body 10 and an antitheft ring 20.

  The top edge of the antitheft ring 20 is connected to the bottom edge of the lid body 10 by several bridge points 30.

An inner sealing ring 11 is installed on the inner top surface of the lid body 10.
An outer sealing ring 12 is installed at the inner top surface approaching angle position of the lid body 10.
An intermediate sealing ring 14 is installed on the inner top surface of the lid body 10 between the inner sealing ring 11 and the outer sealing ring 12.
The inner ring surface of the inner seal ring 11 is a vertical plane 111, and a protruding portion 112 is provided on the outer ring surface of the inner seal ring 11.
From the protruding portion 112 to the bottom end edge of the inner sealing ring 11 is an oblique guiding surface 113.

On the inner ring surface of the outer sealing ring 12, a protruding portion 121 is provided.
From the protruding portion 121 to the bottom end of the outer sealing ring 12 is an oblique guiding surface 122.
The outer ring surface 124 of the outer sealing ring 12 is a surface that is gradually inclined from the top to the bottom toward the center of the lid body 10.
The outer ring surface 124 of the outer sealing ring 12 and the inner surface of the lid body 10 are connected by a first arcuate angle 123.
The inner ring surface of the outer sealing ring 12 and the inner top surface of the lid body 10 are connected by a second arcuate angle 125.
The middle sealing ring 14 projects downward from the top surface of the lid body 10, and its bottom end 141 is a flat surface.

On the inner surface of the lid body 10, a screw Yama portion 13 is installed, and several vertical trenches 131 are formed on the screw Yama portion 13 by cutting the screw Yama portion 13.
Both the top end and the bottom end of the trench 131 are openings 132 and 133.

A continuous blade 21 is installed on the inner surface of the antitheft ring 20.
The continuous blade 21 is formed in an annular shape in which several thick sections 211 and several thin sections 212 are continuously spaced from each other.
The thickness of the structure of the thick section 211 is greater than the thickness of the structure of the thin section 212.
The length L 3 in the vertical direction of the thick section 211 is larger than the length L 4 in the vertical direction of the thin section 212.
The continuous blade 21 is connected to the inner surface of the bottom end of the antitheft ring 20 by a root portion 213.
The continuous blade 21 starts at the root portion 213 and exhibits a certain angle of inclination toward the center of the antitheft ring 20.
Several drainage holes 22 are installed in the continuous blade 21.
The drain hole 22 is located at the root 213 of the continuous blade 21, and the drain hole 22 is installed in the thick section 211.

As shown in FIGS. 3 to 5, in the process of coupling the bottle lid to the bottle mouth 40, the bottle mouth 40 first comes into contact with the oblique guiding surface 113 of the inner sealing ring 11.
The bottle opening 40 smoothly moves between the inner sealing ring 11 and the outer sealing ring 12 by the guiding of the oblique guiding surface 113.

When the bottle opening 40 comes into contact with the outer sealing ring 12, the bottle opening 40 smoothly enters between the inner sealing ring 11 and the outer sealing 12 due to the guiding of the oblique guiding surface 122.
Finally, the top edge of the bottle mouth 40 comes into contact with the bottom end 141 of the middle sealing ring 14 and stops.

In the process of introducing the bottle opening 40 into the inner sealing ring 11 and the outer sealing ring 12, the bottle opening 40 moves the inner sealing ring 11 and the outer sealing ring 12 toward the center of the lid body 10 and away from the center. Press each.
The inner sealing ring 11 and the outer sealing ring 12 cause elastic fluctuations of a small angle, and also generate elasticity to return.
Thus, the protruding portion 112 of the inner sealing ring 11 is in close contact with the inner wall 45 of the bottle mouth 40, the outer sealing ring 12 is in close contact with the outer wall 46 of the bottle mouth 40, and the inner sealing ring 14 is The top edge 47 of the bottle mouth 40 is pushed up.

Due to the first arc-shaped corner 123 and the second arc-shaped corner 125 described above, the outer sealing ring 12 can generate a large return elasticity and can be brought into close contact with and pressed against the outer wall 46 of the bottle mouth 40.
Thereby, the inner side wall 45, the outer side wall 46, and the top edge 47 of the bottle mouth 40 achieve a triple sealing effect by the inner sealing ring 11, the outer sealing ring 12, and the middle sealing ring 14, respectively.

Based on the structural design of the inner sealing ring 11 and the outer sealing ring 12 described above, the inner sealing ring 11 and the outer sealing ring 12 do not change excessively when combined with the bottle mouth 40, and an appropriate elastic modification angle. To adapt and keep the bottle mouth tight.
Therefore, the inner sealing ring 11 and the outer sealing ring 12 according to the present invention are less likely to break and expire even when the lid is packaged, whereby the double sealing effect described above is maintained.

  As shown in FIG. 5, after injecting a beverage into a beverage bottle and packaging the bottle lid, some beverage overflows between the bottle lid and the bottle mouth, but through the trench 131 and the drain hole 22. The beverage overflowing between the bottle lid and the bottle mouth can be eliminated.

Alternatively, after the beverage is injected into the beverage bottle and the bottle lid is packaged, when the washing process is further performed, the trench 131 and the drain hole 22 are configured so that the washing water and the overflowing beverage are transferred to the bottle lid and the bottle mouth. It is convenient to eliminate the gap between the bottle lid and the cleanliness between the bottle lid and the bottle mouth.
That is, the design of the trench 131 can solve the problem of preventing the beverage or the washed water from overflowing with the screw thread portion 13 from overflowing.

By summing up the descriptions of the above embodiments, the operation, use, and effects of the present invention can be fully understood. However, the embodiment described above is merely a preferred embodiment of the present invention, and is not intended to limit the scope of the utility model registration claim of the present invention.
That is, all simple changes and modifications having the same effect are within the scope of the present invention based on the claims of the utility model registration of the present invention and the contents of the specification.

DESCRIPTION OF SYMBOLS 10 Cover body 11 Inner sealing ring 111 Vertical plane 112 Protruding part 113 Oblique guiding surface 114 Inner sealing ring bottom end 12 Outer sealing ring 121 Convex part 122 Oblique guiding surface 123 First arc-shaped angle 124 Outer ring surface 125 Second Arc-shaped corner 13 Threaded portion 131 Trench 132 Open 133 Open 14 Middle seal ring 141 Bottom end 20 Anti-theft ring 21 Continuous blade 211 Thick section 212 Thin section 213 Root 22 Drain hole 30 Bridge point 40 Bottle opening 45 Inner side wall 46 Outer side wall 47 Top edge L3 Thick section vertical length L4 Thin section vertical length

Claims (5)

A plastic bottle lid structure for a beverage bottle comprising a lid body and an anti-theft ring,
The top edge of the anti-theft ring is connected to the bottom edge of the lid body by several bridge points,
An inner sealing ring and an outer sealing ring are installed on the inner top surface of the lid body,
On the inner top surface of the lid body between the inner sealing ring and the outer sealing ring, an intermediate sealing ring is installed,
The inner ring surface of the inner sealing ring is a vertical plane, and the outer ring surface of the inner sealing ring is provided with a protruding portion, and the inclined guiding surface extends from the protruding portion to the bottom edge of the inner sealing ring. so,
The inner ring surface of the outer sealing ring includes a protruding portion, and the protruding portion to the bottom end of the outer sealing ring is a diagonally guiding surface,
The outer ring surface of the outer sealing ring is a surface that gradually inclines from top to bottom toward the center of the lid body,
When the bottle mouth and the lid body are coupled, the protruding portion of the inner sealing ring is in close contact with the inner wall of the bottle mouth, and the protruding portion of the outer sealing ring is on the outer wall of the bottle mouth. Intimate contact, the bottom end of the inner sealing ring in intimate contact with the top edge of the bottle mouth;
On the inner surface of the lid body, a screw yama portion is installed, and the screw yama portion includes several vertical trenches,
Both the top and bottom ends of the trench are openings,
An annular continuous blade is installed on the inner surface of the anti-theft ring, and several drainage holes are installed at the root position where the continuous blade and the anti-theft ring are connected.
Plastic bottle lid structure for beverage bottles.   2. The plastic bottle lid structure of a beverage bottle according to claim 1, wherein an outer ring surface of the outer seal ring and an inner surface of the lid body are connected by a first arcuate angle.   The plastic bottle lid structure of a beverage bottle according to claim 1, wherein the inner ring surface of the outer sealing ring and the inner top surface of the lid body are connected by a second arcuate angle.   The plastic bottle lid structure of a beverage bottle according to claim 1, wherein the bottom end of the middle sealing ring is a flat surface.   The continuous blade has an annular shape in which several thick sections and several thin sections are continuously spaced apart, and the thickness of the structure of the thick section is larger than the thickness of the structure of the thin section, 2. The plastic bottle lid of a beverage bottle according to claim 1, wherein a longitudinal length of the thick section is larger than a longitudinal length of the thin section, and the drainage hole is installed in the thick section. Construction.

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