TWI728464B - Plastic bottle convenient to open - Google Patents

Plastic bottle convenient to open Download PDF

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Publication number
TWI728464B
TWI728464B TW108133027A TW108133027A TWI728464B TW I728464 B TWI728464 B TW I728464B TW 108133027 A TW108133027 A TW 108133027A TW 108133027 A TW108133027 A TW 108133027A TW I728464 B TWI728464 B TW I728464B
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Taiwan
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thickness
inclined portion
bottle
bottle body
plastic bottle
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TW108133027A
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Chinese (zh)
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TW202031556A (en
Inventor
郗大偉
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阿里郎八大國際有限公司
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/02—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/40—Details of walls

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

The invention discloses a plastic bottle convenient to open, and relates to the technical field of packaging of plastic bottles. The plastic bottle comprises a bottle body, a bottle cap and a connecting portion. The connecting portion comprises a first inclined portion, a vertical portion and a second inclined portion. The first inclined portion is of a big-end-up conic table shell structure. Thevertical portion is of a columnar shell structure with openings formed in the upper end and the lower end. The second inclined portion is of a big-end-down conic table shell structure. The upper end of the first inclined portion is connected with the lower end of the bottle cap, and the lower end of the first inclined portion is connected with the upper end of the vertical portion. The upper end of the second inclined portion is connected with the lower end of the vertical portion, and the lower end of the second inclined portion is connected with the upper end of the bottle body. A thin wallis formed at the joint of the second inclined portion and the vertical portion, and the thickness of the first inclined portion, the thickness of the second inclined portion and the thickness of the vertical portion are all larger than the thickness of the thin wall. The plastic bottle has the function of being convenient to open.

Description

方便開啟的塑料瓶 Easy-to-open plastic bottle

本創作是涉及一種塑料瓶的包裝技術領域，特別是有關於一種方便開啟的塑料瓶。 This creation relates to the technical field of packaging of plastic bottles, especially to a plastic bottle that is easy to open.

目前，現有的塑料瓶瓶體壁厚一致，在開啟過程中需要使用較大的外力，甚至需要借助工具，因此，不僅在開啟過程中會使得瓶內液體受到工具材料的污染，而且採用較大外力，無法確認瓶身的具體斷裂部位，可能斷裂部分靠下，從而導致瓶內液體灑落，造成浪費。 At present, the existing plastic bottles have the same wall thickness, which requires a large external force and even tools during the opening process. Therefore, not only the liquid in the bottle will be contaminated by the tool materials during the opening process, but also large The external force cannot confirm the specific broken part of the bottle body, and the broken part may be lowered, which will cause the liquid in the bottle to spill and cause waste.

本創作的目的在於提供一種方便開啟的塑料瓶，用於解決上述技術問題。 The purpose of this creation is to provide a plastic bottle that can be opened conveniently to solve the above technical problems.

本創作方便開啟的塑料瓶，包括一瓶身、一瓶蓋和一連接部，所述連接部包括一第一傾斜部、一垂直部和一第二傾斜部，所述第一傾斜部為上大下小的圓錐台殼體結構，所述垂直部為上端開口和下端開口的柱形殼體結構，所述第二傾斜部為上小下大的圓錐台殼體結構，其中，所述第一傾斜部的上端與所述瓶蓋的下端連接，所述第一傾斜部的下端與所述垂直部的上端連接，所述第二傾斜部的上端與所述垂直部的下端連接，所述第二傾斜部的下端與所述瓶身的上端連接，其中，所述第二傾斜部與所述垂直部連接處形成一薄壁，所述第一傾斜部的厚度和所述第二傾斜部的厚度以及所述垂直部的厚度均大於所述薄壁的厚度。 The easy-to-open plastic bottle of this invention includes a bottle body, a bottle cap and a connecting part. The connecting part includes a first inclined part, a vertical part and a second inclined part. The first inclined part is an upper part. A large and small truncated cone shell structure, the vertical part is a cylindrical shell structure with an open upper end and a lower end, the second inclined part is a truncated cone shell structure with a small top and a large bottom, wherein the first The upper end of an inclined portion is connected with the lower end of the bottle cap, the lower end of the first inclined portion is connected with the upper end of the vertical portion, and the upper end of the second inclined portion is connected with the lower end of the vertical portion. The lower end of the second inclined portion is connected to the upper end of the bottle body, wherein a thin wall is formed at the connection between the second inclined portion and the vertical portion, and the thickness of the first inclined portion and the second inclined portion The thickness of and the thickness of the vertical portion are both greater than the thickness of the thin wall.

作為優選，所述瓶身為上端開口圓錐台殼體結構，所述瓶蓋為下端開口圓錐台殼體結構。 Preferably, the bottle body is a truncated cone shell structure with an opening at the upper end, and the bottle cap is a truncated cone shell structure with an opening at the lower end.

作為進一步的優選，所述第一傾斜部的厚度和所述第二傾斜部的厚度均大於所述瓶身的側壁的厚度。 As a further preference, the thickness of the first inclined portion and the thickness of the second inclined portion are both greater than the thickness of the side wall of the bottle body.

作為進一步的優選，所述薄壁的厚度小於所述瓶身的厚度。 As a further preference, the thickness of the thin wall is smaller than the thickness of the bottle body.

作為優選，所述第一傾斜部內徑與所述垂直部內徑相同，所述第二傾斜部內徑大於所述垂直部內徑。 Preferably, the inner diameter of the first inclined portion is the same as the inner diameter of the vertical portion, and the inner diameter of the second inclined portion is larger than the inner diameter of the vertical portion.

作為優選，所述瓶身的錐角為角度2°，所述瓶蓋的錐角為角度6°。 Preferably, the taper angle of the bottle body is an angle of 2°, and the taper angle of the bottle cap is an angle of 6°.

作為優選，所述瓶身的軸線、所述瓶蓋的軸線和所述連接部的軸線重合。 Preferably, the axis of the bottle body, the axis of the bottle cap and the axis of the connecting part coincide.

作為優選，還包括一密封底塞，所述瓶身的下側內壁設有所述密封底塞，所述密封底塞的外周面與所述瓶身的內壁相抵，所述密封底塞為上端開口的圓錐台形結構，且所述密封底塞的下側內壁上設有向上拱起的一拱起部。 Preferably, it further includes a sealed bottom plug. The bottom inner wall of the bottle body is provided with the sealed bottom plug. The outer peripheral surface of the sealed bottom plug abuts against the inner wall of the bottle body. It is a truncated cone-shaped structure with an open upper end, and an upwardly arched arch is provided on the inner wall of the lower side of the sealing bottom plug.

作為進一步的優選，所述密封底塞的側壁的厚度大於所述瓶身的側壁的厚度。 As a further preference, the thickness of the side wall of the bottom sealing plug is greater than the thickness of the side wall of the bottle body.

作為進一步的優選，所述密封底塞的上端面為一傾斜面，所述傾斜面向靠近所述密封底塞的軸線的方向傾斜。 As a further preference, the upper end surface of the bottom sealing plug is an inclined surface, and the inclined surface is inclined in a direction close to the axis of the bottom sealing plug.

本創作具有如下優點或有益效果：本創作中的瓶蓋、連接部與瓶身採用注塑成型工藝，且連接部採用薄壁結構使得塑料瓶在開啟時，僅需較小外力即可開啟。 This creation has the following advantages or beneficial effects: the bottle cap, the connection part and the bottle body in this creation adopt the injection molding process, and the connection part adopts a thin-walled structure so that the plastic bottle can be opened with only a small external force when it is opened.

1‧‧‧瓶身 1‧‧‧Bottle body

2‧‧‧瓶蓋 2‧‧‧Bottle cap

3‧‧‧連接部 3‧‧‧Connecting part

4‧‧‧密封底塞 4‧‧‧Sealing bottom plug

5‧‧‧拱起部 5‧‧‧Arch

6‧‧‧第一傾斜部 6‧‧‧The first inclined part

7‧‧‧垂直部 7‧‧‧Vertical section

8‧‧‧第二傾斜部 8‧‧‧Second Inclined Part

9‧‧‧傾斜面 9‧‧‧Sloped surface

10‧‧‧薄壁 10‧‧‧Thin wall

第1圖是本創作方便開啟的塑料瓶的外觀圖。 Figure 1 is the appearance of the plastic bottle that is easy to open in this creation.

第2圖是本創作方便開啟的塑料瓶的剖視圖。 Figure 2 is a cross-sectional view of the plastic bottle that is easy to open in this creation.

第3圖是本創作方便開啟的塑料瓶的連接部的局部放大圖。 Figure 3 is a partial enlarged view of the connecting part of the plastic bottle that is easy to open in this creation.

下面結合附圖和具體實施例對本創作作進一步說明，但不作為本創作的限定。 The following is a further description of the creation in conjunction with the drawings and specific embodiments, but it is not a limitation of the creation.

請參見第1圖至第3圖所示，為本創作方便開啟的塑料瓶的一種較佳實施例，包括一瓶身1、一瓶蓋2和一連接部3。所述連接部3包括一第一傾斜部6、一垂直部7和一第二傾斜部8，所述第一傾斜部6為上大下小的圓錐台殼體結構，所述垂直部7為上端開口和下端開口的柱形殼體結構，所述第二傾斜部8為上小下大的圓錐台殼體結構，其中，所述第一傾斜部6的上端與所述瓶蓋2的下端連接，所述第一傾斜部6的下端與所述垂直部7的上端連接，所述第二傾斜部8的上端與所述垂直部7的下端連接，所述第二傾斜部8的下端與所述瓶身1的上端連接，所述第二傾斜部8與所述垂直部7連接處形成一薄壁10，其中，所述第一傾斜部6的厚度和所述第二傾斜部8的厚度以及所述垂直部7的厚度均大於薄壁10的厚度。在本實施例中，所述瓶身1的側壁的厚度為7mm，所述瓶蓋2的上端邊線採用圓弧過渡，其中，所述瓶蓋2、所述瓶身1和所述連接部3為一體成型結構，所述第一傾斜部6、第二傾斜部8和垂直部7為一體成型結構。所述薄壁10的厚度為1.5mm，在使用的時候可以輕易的折斷，方便於瓶蓋2的開啟。其次，所述第一傾斜部6的軸線與所述第二傾斜部8的軸線以及所述垂直部7的軸線處於同一條直線上，通過這樣的設置，可以使得所述連接部3具有更強的穩定性且具有美觀。 Please refer to Figures 1 to 3, which is a preferred embodiment of a plastic bottle that is easy to open, including a bottle body 1, a bottle cap 2 and a connecting part 3. The connecting portion 3 includes a first inclined portion 6, a vertical portion 7 and a second inclined portion 8. The first inclined portion 6 is a truncated cone shell structure with a large upper and a smaller lower portion, and the vertical portion 7 is A cylindrical shell structure with an open upper end and an open lower end. The second inclined portion 8 is a truncated cone shell structure with a small upper end and a large lower end, wherein the upper end of the first inclined portion 6 and the lower end of the bottle cap 2 Connected, the lower end of the first inclined portion 6 is connected to the upper end of the vertical portion 7, the upper end of the second inclined portion 8 is connected to the lower end of the vertical portion 7, and the lower end of the second inclined portion 8 is connected to The upper end of the bottle body 1 is connected, the second inclined portion 8 and the vertical portion 7 are connected to form a thin wall 10, wherein the thickness of the first inclined portion 6 and the thickness of the second inclined portion 8 Both the thickness and the thickness of the vertical portion 7 are greater than the thickness of the thin wall 10. In this embodiment, the thickness of the side wall of the bottle body 1 is 7 mm, and the upper edge of the bottle cap 2 adopts a circular arc transition, wherein the bottle cap 2, the bottle body 1 and the connecting portion 3 It is an integrally formed structure, and the first inclined portion 6, the second inclined portion 8 and the vertical portion 7 are integrally formed. The thickness of the thin wall 10 is 1.5 mm, which can be easily broken off during use, which facilitates the opening of the bottle cap 2. Secondly, the axis of the first inclined portion 6 and the axis of the second inclined portion 8 and the axis of the vertical portion 7 are on the same straight line. Through this arrangement, the connecting portion 3 can be made stronger. It is stable and beautiful.

進一步的，作為一種較佳的實施方式，所述瓶身1為上端開 口圓錐台殼體結構，所述瓶蓋2為下端開口圓錐台殼體結構。 Further, as a preferred embodiment, the bottle body 1 is opened at the upper end. A frustum-shaped shell structure, and the bottle cap 2 is a frustum-shaped shell structure with an opening at the lower end.

進一步的，作為一種較佳的實施方式，所述第一傾斜部6的厚度和所述第二傾斜部8的厚均大於瓶身的側壁的厚度。本實施例中，所述第二傾斜部8的厚度較大，可以起到支撐的作用，當對瓶蓋2施加外力時，薄壁10首先發生斷裂，瓶蓋2和第一連接部6及垂直部7會以第二傾斜部8為支點向施加外力的方向傾斜。 Further, as a preferred embodiment, the thickness of the first inclined portion 6 and the thickness of the second inclined portion 8 are both greater than the thickness of the side wall of the bottle body. In this embodiment, the thickness of the second inclined portion 8 is relatively large, which can play a supporting role. When an external force is applied to the bottle cap 2, the thin wall 10 will be broken first, and the bottle cap 2 and the first connecting portion 6 are in contact with each other. The vertical portion 7 is inclined in the direction in which the external force is applied with the second inclined portion 8 as a fulcrum.

進一步的，作為一種較佳的實施方式，所述薄壁10的厚度小於所述瓶身1的厚度。在施加外力的情況下，薄壁10會比瓶身1先發生斷裂，可以對瓶身1起到保護的作用。 Further, as a preferred embodiment, the thickness of the thin wall 10 is smaller than the thickness of the bottle body 1. When an external force is applied, the thin wall 10 will break before the bottle body 1 and can protect the bottle body 1.

進一步的，作為一種較佳的實施方式，所述第一傾斜部6的內徑與所述垂直部7的內徑相同，所述第二傾斜部8的內徑大於所述垂直部7的內徑。 Further, as a preferred embodiment, the inner diameter of the first inclined portion 6 is the same as the inner diameter of the vertical portion 7, and the inner diameter of the second inclined portion 8 is larger than the inner diameter of the vertical portion 7. path.

進一步的，作為一種較佳的實施方式，所述瓶身1的錐角為角度2°，所述瓶蓋2的錐角為角度6°。將瓶身1的錐角設置的較小，可以擴大瓶身1的容積。 Further, as a preferred embodiment, the taper angle of the bottle body 1 is an angle of 2°, and the taper angle of the bottle cap 2 is an angle of 6°. Setting the cone angle of the bottle body 1 to be smaller can increase the volume of the bottle body 1.

進一步的，作為一種較佳的實施方式，所述瓶身1的軸線、所述瓶蓋2的軸線和所述連接部3的軸線重合。通過這樣的設置，可以使得整個塑料瓶處於穩定的狀態，且具有美感。 Further, as a preferred embodiment, the axis of the bottle body 1, the axis of the bottle cap 2 and the axis of the connecting portion 3 coincide. Through such an arrangement, the entire plastic bottle can be in a stable state and has an aesthetic feeling.

進一步的，作為一種較佳的實施方式，方便開啟的塑料瓶更包括一密封底塞4，所述瓶身1的下側內壁設有所述密封底塞4，所述密封底塞4的外周面與所述瓶身1的內壁相抵，所述密封底塞4為上端開口的圓錐台形結構，且所述密封底塞4的下側內壁上設有向上拱起的一拱起部5。設置的密封底塞4具有支撐和固定放置物的作用，同時也能過起到隔離瓶身1與放置面的作用，可以防止放置物與瓶身1的下側內壁發生碰撞而導致放置物發生損壞的現象。而設置的拱起部5能夠防止放置物與密封底塞4 的下側內壁緊密接觸而導致放置物的取出困難的現象發生。 Further, as a preferred embodiment, the easy-to-open plastic bottle further includes a sealed bottom stopper 4, and the bottom inner wall of the bottle body 1 is provided with the sealed bottom stopper 4. The outer peripheral surface abuts the inner wall of the bottle body 1, the sealing bottom plug 4 is a truncated cone-shaped structure with an open upper end, and the lower inner wall of the sealing bottom plug 4 is provided with an upwardly arched arch 5. The sealing bottom plug 4 provided has the function of supporting and fixing the placed object, and at the same time, it can also separate the bottle body 1 from the placement surface, and can prevent the placed object from colliding with the lower inner wall of the bottle body 1 and causing the placed object. The phenomenon of damage has occurred. The arched portion 5 can prevent the placing of objects and the sealing bottom plug 4 The inner wall of the lower side is in close contact, which makes it difficult to take out the placed object.

進一步的，作為一種較佳的實施方式，所述密封底塞4的錐角角度與所述瓶身1的錐角角度相同，使得所述密封底塞4的外周面與所述瓶身1的內壁緊密接觸，提高密封底塞4的穩定性。 Further, as a preferred embodiment, the taper angle of the bottom sealing plug 4 is the same as the taper angle of the bottle body 1, so that the outer peripheral surface of the bottom sealing plug 4 is the same as that of the bottle body 1. The inner wall is in close contact to improve the stability of the bottom sealing plug 4.

進一步的，作為一種較佳的實施方式，所述密封底塞4的側壁的厚度大於所述瓶身1的側壁的厚度，使得所述密封底塞4具有較強的支撐能力和抗破壞能力。 Further, as a preferred embodiment, the thickness of the side wall of the bottom sealing plug 4 is greater than the thickness of the side wall of the bottle body 1, so that the bottom sealing plug 4 has a strong supporting ability and anti-damage ability.

進一步的，作為一種較佳的實施方式，所述密封底塞4的上端面為一傾斜面9，所述傾斜面9向靠近所述密封底塞4的軸線的方向傾斜。本實施例中，如第2圖所示，所述傾斜面9由下至上向靠近密封底塞4的軸向方向傾斜，可以提高所述密封底塞4對放置物的固定能力。 Further, as a preferred embodiment, the upper end surface of the bottom sealing plug 4 is an inclined surface 9, and the inclined surface 9 is inclined in a direction close to the axis of the bottom sealing plug 4. In this embodiment, as shown in Figure 2, the inclined surface 9 is inclined from bottom to top toward the axial direction close to the bottom seal plug 4, which can improve the ability of the bottom seal plug 4 to fix the placed object.

進一步的，作為一種較佳的實施方式，所述瓶身1的長度大於所述瓶蓋2的長度，能夠避免所述瓶蓋2過長而導致材料的浪費。 Further, as a preferred embodiment, the length of the bottle body 1 is greater than the length of the bottle cap 2, which can prevent the bottle cap 2 from being too long and causing material waste.

進一步的，作為一種較佳的實施方式，所述連接部3的長度小於所述瓶蓋2的長度，能夠避免所述連接部3的長度過長而導致材料的浪費。 Further, as a preferred embodiment, the length of the connecting portion 3 is less than the length of the bottle cap 2, which can avoid the length of the connecting portion 3 being too long and causing waste of materials.

本創作的工作原理如下：在使用時，同時對所述瓶蓋2和所述瓶身1施加相反的外力，在外力的作用下，所述第二傾斜部8與所述垂直部7的連接處形成薄壁10發生斷裂，從而使得所述瓶身1與所述瓶蓋2分離，達到方便開啟的功能。 The working principle of this creation is as follows: when in use, opposite external force is applied to the bottle cap 2 and the bottle body 1 at the same time, and under the action of the external force, the second inclined portion 8 is connected to the vertical portion 7 The thin wall 10 formed at the location breaks, so that the bottle body 1 is separated from the bottle cap 2 to achieve a convenient opening function.

以上所述，僅為本創作之一個較佳實施例而已，當不能以此限定本創作實施之範圍，即大凡依本創作申請專利範圍及發明說明內容所作之簡單的等效變化與修飾，皆應仍屬本創作專利涵蓋之範圍內。 The above is only a preferred embodiment of this creation, and should not be used to limit the scope of implementation of this creation, that is, all simple equivalent changes and modifications made in accordance with the scope of patent application and description of the invention in accordance with this creation are all Should still be within the scope of this creation patent.

1‧‧‧瓶身 1‧‧‧Bottle body

2‧‧‧瓶蓋 2‧‧‧Bottle cap

4‧‧‧密封底塞 4‧‧‧Sealing bottom plug

5‧‧‧拱起部 5‧‧‧Arch

6‧‧‧第一傾斜部 6‧‧‧The first inclined part

7‧‧‧垂直部 7‧‧‧Vertical section

8‧‧‧第二傾斜部 8‧‧‧Second Inclined Part

9‧‧‧傾斜面 9‧‧‧Sloped surface

10‧‧‧薄壁 10‧‧‧Thin wall

Claims (10)

一種方便開啟的塑料瓶，包括一瓶身、一瓶蓋和一連接部，所述連接部包括一第一傾斜部、一垂直部和一第二傾斜部，所述第一傾斜部為上大下小的圓錐台殼體結構，所述垂直部為上端開口和下端開口的柱形殼體結構，所述第二傾斜部為上小下大的圓錐台殼體結構，其中，所述第一傾斜部的上端與所述瓶蓋的下端連接，所述第一傾斜部的下端與所述垂直部的上端連接，所述第二傾斜部的上端與所述垂直部的下端連接，所述第二傾斜部的下端與所述瓶身的上端連接，其中，所述第二傾斜部與所述垂直部連接處形成一薄壁，所述第一傾斜部的厚度和所述第二傾斜部的厚度以及所述垂直部的厚度均大於所述薄壁的厚度。 An easy-to-open plastic bottle, comprising a bottle body, a bottle cap, and a connecting part. The connecting part includes a first inclined part, a vertical part and a second inclined part. The first inclined part is a large upper part. The lower and small truncated cone shell structure, the vertical part is a cylindrical shell structure with an open upper end and a lower end, the second inclined part is a truncated cone shell structure with a small upper and a large bottom, wherein the first The upper end of the inclined portion is connected with the lower end of the bottle cap, the lower end of the first inclined portion is connected with the upper end of the vertical portion, the upper end of the second inclined portion is connected with the lower end of the vertical portion, and the first inclined portion is connected with the lower end of the vertical portion. The lower ends of the two inclined portions are connected to the upper end of the bottle body, wherein the connection between the second inclined portion and the vertical portion forms a thin wall, the thickness of the first inclined portion and the thickness of the second inclined portion Both the thickness and the thickness of the vertical portion are greater than the thickness of the thin wall. 如請求項1所述的方便開啟的塑料瓶，其中，所述瓶身為上端開口圓錐台殼體結構，所述瓶蓋為下端開口圓錐台殼體結構。 The easily opened plastic bottle according to claim 1, wherein the bottle body is a truncated cone shell structure with an opening at the upper end, and the bottle cap is a truncated cone shell structure with an opening at the lower end. 如請求項1所述的方便開啟的塑料瓶，其中，所述第一傾斜部的厚度和所述第二傾斜部的厚度均大於所述瓶身的側壁的厚度。 The easily opened plastic bottle according to claim 1, wherein the thickness of the first inclined portion and the thickness of the second inclined portion are both greater than the thickness of the side wall of the bottle body. 如請求項1所述的方便開啟的塑料瓶，其中，所述薄壁的厚度小於所述瓶身的厚度。 The easily opened plastic bottle according to claim 1, wherein the thickness of the thin wall is smaller than the thickness of the bottle body. 如請求項1所述的方便開啟的塑料瓶，其中，所述第一傾斜部內徑與所述垂直部內徑相同，所述第二傾斜部內徑大於所述垂直部內徑。 The easily opened plastic bottle according to claim 1, wherein the inner diameter of the first inclined portion is the same as the inner diameter of the vertical portion, and the inner diameter of the second inclined portion is larger than the inner diameter of the vertical portion. 如請求項1所述的方便開啟的塑料瓶，其中，所述瓶身的錐角為角度2°，所述瓶蓋的錐角為角度6°。 The easily opened plastic bottle according to claim 1, wherein the taper angle of the bottle body is an angle of 2°, and the taper angle of the bottle cap is an angle of 6°. 如請求項1所述的方便開啟的塑料瓶，其中，所述瓶身的軸線、所述瓶蓋的軸線和所述連接部的軸線重合。 The easily opened plastic bottle according to claim 1, wherein the axis of the bottle body, the axis of the bottle cap and the axis of the connecting part coincide. 如請求項1所述的方便開啟的塑料瓶，其中，更包括一密封底塞，所述瓶身的下側內壁設有所述密封底塞，所述密封底塞的外周面與所述瓶身的 內壁相抵，所述密封底塞為上端開口的圓錐台形結構，且所述密封底塞的下側內壁上設有向上拱起的一拱起部。 The easy-to-open plastic bottle according to claim 1, which further includes a sealed bottom stopper, the lower inner wall of the bottle body is provided with the sealed bottom stopper, and the outer peripheral surface of the sealed bottom stopper is connected to the Bottled The inner walls are against each other, the bottom sealing plug is a truncated cone-shaped structure with an open upper end, and an upwardly arched arch is provided on the lower inner wall of the bottom sealing plug. 如請求項8所述的方便開啟的塑料瓶，其中，所述密封底塞的側壁的厚度大於所述瓶身的側壁的厚度。 The easily opened plastic bottle according to claim 8, wherein the thickness of the side wall of the bottom sealed stopper is greater than the thickness of the side wall of the bottle body. 如請求項8所述的方便開啟的塑料瓶，其中，所述密封底塞的上端面為一傾斜面，所述傾斜面向靠近所述密封底塞的軸線的方向傾斜。 The easily opened plastic bottle according to claim 8, wherein the upper end surface of the bottom sealing plug is an inclined surface, and the inclined surface is inclined in a direction close to the axis of the bottom sealing plug.
TW108133027A 2018-05-14 2019-09-12 Plastic bottle convenient to open TWI728464B (en)

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CN201810455127.0A CN108639487A (en) 2018-05-14 2018-05-14 A kind of plastic bottle facilitating unlatching
CN201910133729.9 2019-02-22
CN201910133729.9A CN109592162A (en) 2018-05-14 2019-02-22 A kind of plastic bottle facilitating unlatching

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2734649Y (en) * 2004-09-28 2005-10-19 何益秋 Easy-to-open bottle cover
TWI500560B (en) * 2012-07-12 2015-09-21 Colgate Palmolive Co Package having unitary body including a break-off cap

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2734649Y (en) * 2004-09-28 2005-10-19 何益秋 Easy-to-open bottle cover
TWI500560B (en) * 2012-07-12 2015-09-21 Colgate Palmolive Co Package having unitary body including a break-off cap

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