JP2002302122A - Tool for preventing pulsation of pouring water for pet bottle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tool for preventing pulsation of pouring water for a PET bottle arranged at an opening segment of the PET bottle so as to prevent pulsation generated at the time of pouring water. SOLUTION: There is provided a tool 1 for preventing pulsation of pouring water for a pet bottle in which a main body 3 capable of flowing air in a bent tubular air passage 3a is arranged inside a pouring port 2a of a PET bottle 2 and along an inner wall 2b of the PET bottle 2, thereby a stable water flow is assured and its pulsation is prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pulsation preventing device for a plastic bottle pouring water, which is disposed at the mouth of a plastic bottle and prevents pulsation generated when pouring.

[0002]

2. Description of the Related Art Mineral water has come to be used for drinking water at homes, and is distributed in large quantities in plastic containers commonly called PET bottles.

[0003]

When pouring water from a generally distributed 2 liter PET bottle or the like, pulsation occurs in the pouring water due to the diameter of the mouth, thin walls, and the like, and the pouring water is discharged. There is a disadvantage that it scatters around.

An object of the present invention is to prevent the pulsation of the pouring water at the time of pouring such a 2-liter plastic bottle.

[0005]

Means for Solving the Problems The inside of the spout of a plastic bottle and a main body capable of passing air through a curved tubular air passage along the inner wall of the bottle are provided to secure a stable water flow and prevent pulsation. It is in the pulsation preventer for the pouring water for PET bottles.

The main body may be integrally formed with the main body, and may have a mounting portion which is mounted inside the mouth of the bottle by the elasticity of the material.

It is also possible to provide a structure in which the attachment position is maintained when the cap of the PET bottle is tightened and the original sealing performance of the PET bottle is not impaired.

In order to prevent the inflow of air from other than the curved tubular air passage which causes pulsation at the beginning of pouring, a flat wall may be provided inside the main body to prevent the inflow of air by a flat wall. It is.

[0009] In order to improve the stability at the time of attachment, the upper outer surface of the main body may be provided with a projection which is separated to the left and right and is connected to the inner diameter surface of the spout of the plastic bottle.

In order to improve the stability at the time of mounting, each of the left and right arms constituting the mounting portion may have a structure in which a lower portion is longer than an upper portion.

[0011] A detaching projection may be provided on an upper portion of one of the left and right arms constituting the mounting portion.

[0012] It is also possible to form them in such a shape that they can be combined face-to-face with each other, and to arrange them two inside the spout of a plastic bottle to prevent pulsation when pouring in two directions.

[0013] When the two are assembled and mounted, a guide wing for adjusting the position of the arm so as to have the same height may be provided.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Inside a spout of a plastic bottle,
Air can be passed through the bent tubular air passage along the inner wall of the bottle, and it is connected and formed integrally with the main body of the bottle, and has a mounting part that is attached to the inside of the mouth of the bottle by the elasticity of the material. In order to prevent the inflow of air from other than the bent tubular air passage that causes pulsation at the beginning of pouring, a flat wall is Equipped with a blocking wall that prevents air from flowing in.In order to improve stability during mounting, the main body has a projection on the upper outer surface that is separated to the left and right and connects to the inner diameter surface of the plastic bottle spout. In order to improve the operability, the left and right arms constituting the mounting part are provided with a structure in which the lower end is longer than the upper part, and the left and right arms are provided with a removal projection on one upper part, and two main bodies face each other. Together PET bottles with a guide wing structure that can be combined, prevent pulsation when pouring in two directions, and adjust the position of the arm so that they are at the same height when attaching and mounting the two Anti-pulsation tool for pouring water.

[0015]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a plastic bottle pouring water pulsation preventing device according to the present invention.
1 and 7, when the PET bottle 2 is tilted, the uppermost surface extending from the inner diameter surface 2a1 of the spout 2a to the inner wall surface 2b of the PET bottle 2 as shown in FIGS. A main body 3 of a bent pipe structure having an inlet 3a1 and an outlet 3a2 at both ends and constituting a bent tubular air passage 3a having a required cross-sectional area is provided, and at the time of pouring, the bent tubular air passage 3a of the main body 3 is provided. The outside air through the plastic bottle 2
Pour the liquid 4 such as 2 liters of PET bottle drinking water by stably controlling the exchange of air and liquid so that the liquid 4 is continuously discharged to the outside. The pulsation that sometimes occurs is prevented, and a stable flow of drinking water or the like is secured.

In order for the bent tubular air passage 3a of the main body 3 to prevent the generation of pulsation at the initial stage and to surely exhibit the performance, a half of the main body 3 corresponding to the inner diameter surface 2a1 of the spout 2a of the plastic bottle 2 is formed. The air inflow prevention wall portion 3b is extended left and right (FIG. 3).
When the PET bottle 2 is tilted, the left and right side edges 3b1 and 3b2 of the air inflow prevention wall 3b are formed on the inner diameter surface 2a1 of the spout 2a of the PET bottle 2 when the PET bottle 2 is tilted. It is connected and divided into an upper part and a lower part with the air inflow prevention wall 3b as a boundary, the lower part is controlled to be a water flow, and the upper part is controlled to an air flow, so that the initial air flow is surely bent.
Is configured to occur.

Inlet 3a1 of bent tubular air passage 3a of main body 3
Is formed in an air inflow prevention and pouring water rectification section 3a11 which is open on the upper side and closed on both sides and the lower side in a U-shape.

The main body 3 has an inner diameter surface 2a1 of a spout 2a.
In the upper half corresponding to the above, a resilient left arm 3c1 and a right arm 3c2 serving as attachment portions are integrally connected to the left and right from the air inflow prevention wall 3b, and the pet is formed by the resilience of the left arm 3c1 and the right arm 3c2. Spout 2a for bottle 2
Even if the cap 5 is used and fixed to the inner diameter surface 2a1, the pulsation preventing device 1 for a plastic bottle pouring water has a structure that maintains the deployed position and does not impair the hermeticity of the plastic bottle 2 pouring port 2a. ing.

The above-mentioned pulsation preventive device 1 for plastic bottle pouring water.
Is projected on the upper outer surface of the main body 3 so as to be stably accommodated in a correct posture at the uppermost portion from the inner diameter surface 2a1 of the spout 2a to the inner wall surface 2b of the plastic bottle 2 at the time of deployment, left and right from the center thereof. Left arm 3c1 serving as an attachment portion for the same reason.
The left arm 3c1 and the right arm 3c2 are formed in a cylindrical shape having a left arm tip edge 3c11 and a right arm tip edge 3c21 with a spout 2a. The inner surface of the main body 3 is pressed against the inner diameter surface 2a1 of the spout 2a so as to be connected to the inner diameter surface 2a1 along the same inner diameter vertical line. Therefore, by simply pushing the pulsation preventer 1 for the plastic bottle pouring water into the spout 2a of the plastic bottle 2, it can be set correctly, for example, at the position shown in FIG.

The above-mentioned pulsation preventive device 1 for pouring water for PET bottles.
Has a structure in which the direction of pouring of the plastic bottle 2 is not limited as much as possible, and the direction of pouring is not limited to one direction. That is, when combining the two,
Since the guide wing 7 is formed so as to protrude on the outer surface of the base end side lower edge of the right arm 3c2, the outer surface of the right arm 3c2 and the inner surface of the left arm 3c1 of the facing pulsation preventing device 1 for the plastic bottle are engaged and connected. And it has a structure that can be deployed at the same height.

The above-mentioned pulsation preventing device for pouring water for PET bottles 1
Form a removal projection 8 protruding inward from the distal end edge of the right arm 3c2 of the mounting portion. Then, after being set in the spout 2a of the plastic bottle 2, it can be removed by putting a finger on the removal projection 8 for removal.

Conventionally, in bottled beverages and the like, the exchange of liquid and air at the spout is not stable, and pulsation is likely to occur, resulting in inconvenience such as splashing of the liquid. In order to prevent this, it was necessary to carefully pour slowly and carefully, and to lift a container such as a cup to the mouth of the bottle. However, as described above, the plastic bottle provided with the pulsation preventing device 1 for plastic bottle pouring water according to the present invention can reduce the required amount of external air through the curved tubular air passage 3a of the main body 3 at the time of pouring. Since the liquid 4 is allowed to flow into the bottle 2 and the flow of the liquid 4 is continuously output to the outside, pulsation generated when a relatively large amount of liquid 4 such as 2 liters of drinking water of a plastic bottle is poured is eliminated, The purpose is to secure a stable flow of drinking water and the like, and to completely prevent water droplets from scattering around.

[0023]

According to the present invention, it is possible to eliminate these inconveniences by controlling the exchange of liquid and air at the bottleneck portion where pulsation occurs by attaching a pipe-shaped device inside the bottle. It was made.

[Brief description of the drawings]

FIG. 1 is a cross-sectional side view showing a state in which a pouring water pulsation preventing device for a plastic bottle of the present invention is attached to a plastic bottle mouth.

FIG. 2 is an enlarged inner side perspective view of a single state in which the plastic bottle pouring water pulsation preventive device of the present invention is removed from a plastic bottle mouth.

FIG. 3 is an enlarged side view of a single unit.

FIG. 4 is an enlarged internal view mainly showing a portion of an air inflow prevention wall in a single state.

FIG. 5 is an enlarged external view of a single unit.

FIG. 6 is an enlarged plan view of a single unit.

FIG. 7 is an explanatory diagram of an enlarged operation when a liquid such as drinking water in a plastic bottle is poured from a spout.

FIG. 8 is a side view of a state in which the pouring water pulsation preventing device for a plastic bottle of the present invention is provided at the mouth portion of the rectangular rectangular plastic bottle so as to face each other in the longitudinal direction.

FIG. 9 is a plan view showing a state in which the components are similarly installed facing each other in the longitudinal direction.

[Explanation of symbols]

 DESCRIPTION OF REFERENCE NUMERALS 1 Pour bottle pulsation preventing tool 2 PET bottle 2a Spout 2a1 Inner surface 2b Inner wall surface 3 Main body 3a Bent tubular air path 3a1 Inlet 3a11 Side edge 3b2 right side edge 3c1 left arm 3c11 left arm tip edge 3c2 right arm 3c21 right arm tip edge 4 liquid 5 cap 6 stable projection 7 guide wing 8 removal projection

Claims (9)

[Claims] 1. A plastic bottle having a spout inside a spout of a plastic bottle and a main body capable of passing air through a curved tubular air passage along an inner wall of the bottle to secure a stable water flow and prevent pulsation. An anti-pulsation device for pouring water. 2. The plastic bottle pulsation preventing device according to claim 1, wherein the main body is integrally formed with the main body, and has a mounting portion which is mounted inside the mouth of the bottle by the elasticity of the material. 3. The pulsation preventive device for a plastic bottle pouring water according to claim 1, wherein the plastic bottle has a structure in which a mounting position is maintained when the cap of the plastic bottle is tightened and the original sealing property of the plastic bottle is not impaired. 4. A flat wall is provided inside the main body to prevent the inflow of air from a portion other than the bent tubular air passage which causes pulsation at the start of pouring. The pulsation preventive device for a plastic bottle pouring water according to claim 2 or 3. 5. A projection provided on the upper outer surface of the main body to be separated from side to side and connected to an inner diameter surface of a spout of a plastic bottle in order to improve stability at the time of attachment. The pulsation preventive device for pouring water for PET bottles according to claim 3 or 4. 6. The structure according to claim 1, wherein each of the left and right arms constituting the mounting portion has a structure in which a lower end portion of the left and right arms is longer than an upper portion in order to improve stability during mounting. The pulsation preventive device for the pouring water for PET bottles according to claim 4 or 5. 7. The PET bottle pouring according to claim 1, wherein the left and right arms constituting the mounting portion are provided with a removal projection on one of the upper portions. Water pulsation prevention device. 8. A plastic bottle is formed in a shape that can be combined face-to-face with each other, and two are disposed inside a spout of a plastic bottle to prevent pulsation when pouring in two directions. The pulsation preventive device according to claim 3, claim 4, claim 5, claim 5, claim 6, or claim 7. 9. The apparatus according to claim 1, further comprising a guide wing for adjusting the position of the arm so that the two arms have the same height when the two are assembled and mounted. The pulsation preventive device for the pouring water for PET bottles according to claim 5, claim 6, claim 7, or claim 8.