TWI628116B - Beverage container and cap structure thereof - Google Patents

Abstract

The invention relates to a bottle cap structure capable of increasing the thickness of a protrusion, comprising: a cap body assembled to an upper opening of a container body, and a straw is arranged on an upper portion thereof; and a cover body is provided on one side thereof a hinge portion for mounting to the cap body via the hinge portion; and a lid locking mechanism for fixing the lid body to the cap body; wherein the cap body further comprises: a peripheral wall portion a shape of a cylindrical shape; a top wall portion covering the top surface of the peripheral wall portion; and a protrusion portion protruding downward from a bottom surface of the top wall portion; thus, the cover body is fixed to the cover body In the state of the cap body, the straw can be bent and received inside the lid so that the protrusion can squeeze the straw and occlude the liquid port of the straw.

Description

Beverage container and cap structure thereof

The present invention provides a container for a beverage and a cap structure thereof.

Since the prior art, a cap structure (plug) can be detachably mounted on the neck of the container body, wherein a cap structure with a straw is attached to the upper opening of the container body, and further includes: a cap body having a flexible straw on an upper portion thereof; a lid body having a hinge portion on one side thereof for mounting to the cap body via the hinge portion; and a lid locking mechanism located at the cap The body is opposed to the other side of the hinge portion, and the cover body can be fixed to the cap body (see Patent Documents 1, 2).

In the beverage container of the bottle cap structure, when the lid body is fixed to the cap body by the lid locking mechanism, the straw is stored inside the lid body in a bent state, and the inside of the lid body is further Providing a protrusion that abuts the straw so that the protrusion can squeeze the straw and block the liquid flow passage of the straw, and the lid is unlocked by the lid locking mechanism The straw is rebounded from the bent state to the original state by rotating the lid in the opening direction. The user can drink the liquid (eg, beverage) in the container body through the straw.

Further, in the conventional bottle cap structure with a straw, the projection is planar when it abuts against the straw, and can liquefy the liquid flow of the straw while pressing the straw in a line shape. In the case of the road, the operation of opening and closing the lid is repeated, which tends to cause creases in the straw, so that the durability of use of the straw is deteriorated.

Further, when the thickness of the protruding portion is increased (for example, a thickness of 2 mm or more), the protruding portion can press the straw to have a surface, and therefore, in order to improve the durability of the straw, The thickness of the protrusion is increased (especially, the protrusion is made thicker by a draft angle required for molding), and the top surface (appearance surface) of the cover is liable to shrink due to molding shrinkage. In the case of a mark, since the appearance of the lid is deteriorated, it is necessary to make the thickness of the protrusion thinner and prevent the occurrence of sink marks.

Patent Document 1: Japanese Patent No. 452466-1

Patent Document 2: Japanese Patent No. 5662536

The invention has been developed in view of the conventional circumstances, and the object thereof is to integrally form the protrusion portion and the lid body, and the protrusion portion can prevent the protrusion portion from abutting against the straw when the width is increased. A situation in which a sink mark is produced.

A first object of the present invention is a bottle cap structure comprising: a cap body that can be assembled to an upper opening of a container body, and a straw is disposed on an upper portion thereof; and a cap body having a hinge portion on one side thereof Attached to the cap body via the hinge portion; and a lid locking mechanism located at the other side of the cap body relative to the hinge portion, and which enables the lid body to be fixed to the cap body The present invention is characterized in that the cover further comprises: a peripheral wall portion configured to have a cylindrical shape; a top wall portion covering the top surface of the peripheral wall portion; and a protrusion portion a bottom surface of the top wall portion protrudes downward; the top wall portion is provided with a concave portion, and the concave portion is concavely formed on the inner side of the protruding portion, and the cover locking mechanism fixes the cover body to the cap body , The straw can be bent and received inside the cover body, and is abutted by the protrusion so that the protrusion can press the straw and block the liquid port of the straw.

A second object of the present invention, wherein the protrusion is located between the hinge portion and the cover locking mechanism, and includes a corresponding one of the first side wall and a second side wall, the recess being formed at the first Between the side wall and the second side wall, in a state in which the cover locking mechanism fixes the cover body to the cap body, the first side wall and the second side wall can abut the straw to block the straw Liquid flow channel.

A third object of the present invention is that the protrusion is provided with two corresponding third side walls, and each of the third side walls is respectively connected between the corresponding first side wall and the second side wall, and the concave portion is formed on the protrusion Between the two third side walls, each of the front ends of the third side walls is respectively provided with a corresponding one of the restricting protrusions, and each of the limiting protrusions protrudes downward from the front end portions of the first side wall and the second side wall.

According to a fourth aspect of the invention, the cover body is further provided with a resin member, and the resin member is embedded at least inside the recess.

According to a fifth aspect of the present invention, the cover body is further provided with a cover member covering the top surface of the recess.

A sixth object of the present invention is to provide the cover member to the cover.

A seventh object of the present invention is to provide a bottom surface of the recess in an open shape.

According to an eighth aspect of the present invention, the upper portion of the cap body is provided with a ventilation hole, and the cover locking mechanism fixes the cover body to the cap body, and the straw is pressed by the protrusion. Next, the straw corresponds to the section of the protrusion to close the ventilation hole.

A ninth object of the present invention is to provide a container for a beverage, which comprises the former In the bottle cap structure described, the cap structure can be attached to a container body. Thus, the protrusion portion and the cover body are integrally formed, and when the protrusion portion is increased in width, the protrusion portion can be prevented from abutting on the protrusion portion. The state of the straw, which creates a sink mark.

For your convenience, the review committee can make a further understanding and understanding of the purpose, technical features and effects of the present invention. The embodiments are combined with the drawings, and the details are as follows:

[study]

no

〔this invention〕

100A, 100B‧‧‧Beverage containers

1A, 1B‧‧‧Cap structure

2‧‧‧ container body

2a‧‧‧ bottom part

2b‧‧‧ Body Department

2c‧‧‧ neck

2d‧‧‧Upper opening

3‧‧‧ outer container

4‧‧‧ Inner Container

5‧‧‧vacuum insulation

6‧‧‧Sipper

7‧‧‧Cap body

7a‧‧‧Walls

7b‧‧‧Upper wall

8‧‧‧Bridge Department

9‧‧‧ cover

9a‧‧‧Walls

9b‧‧‧Top wall

10‧‧‧cover locking mechanism

11‧‧‧Threaded Department

12‧‧‧ External thread

13‧‧‧First through hole

14‧‧‧Sipper forming member

14a‧‧‧Flange

14b‧‧‧ pipe connection

15‧‧‧Inhalation tube

16‧‧‧First Vent

17‧‧‧Second through hole

18‧‧‧Water stop gasket

18a‧‧‧Rings

18b‧‧‧ check valve

18c‧‧‧ cylindrical protrusion

19‧‧‧Second ventilation hole

20‧‧‧Protruding

20a‧‧‧First side wall

20b‧‧‧second side wall

21‧‧‧ pivot axis

22‧‧‧Locking members

22a‧‧‧Upper arm

22b‧‧‧lower arm

22c‧‧‧ rear arm

23‧‧‧ hook

24‧‧‧Helical spring

25‧‧‧ wall

26‧‧‧Locking and receiving department

27‧‧‧ recess

28‧‧‧Two-color molding (resin member)

29‧‧‧Protruding

29a‧‧‧First side wall

29b‧‧‧second side wall

29c‧‧‧ third side wall

30‧‧‧ recess

30a‧‧‧ openings

31‧‧‧Restricted protrusions

32‧‧‧Cover components

32a‧‧‧ claws

33‧‧ ‧ step department

33a‧‧‧孔部

1 is a perspective view showing the appearance of a container for a beverage having a cap structure of the present invention; FIG. 2 is a cross-sectional view showing a container for a bottle having a cap structure of the present invention; and FIG. 3 is a container for a bottle having a bottle cap structure of the present invention; Fig. 4 is a perspective view showing the opened state of the beverage container of the bottle cap structure according to the second embodiment of the present invention; and Fig. 5 is a cross-sectional view showing the closed state of the beverage container of the cap structure of the present invention.

Referring to Figures 1, 2 and 3, the present invention relates to a beverage container 100A comprising: a container body 2, and a cap structure 1A detachably mounted to the container body 2, and the beverage In the container 100A, the container body 2 has a vacuum heat insulating structure, and can heat or keep the beverage (content) stored in the container body 2, and the container body 2 includes an outer container 3 and an inner container 4. In a state in which the inner container 4 is housed inside the outer container 3, the open end portions of the outer container 3 can be joined to each other to form a container having a two-layer structure, and the outer container 3 and the inner container 4 are made of a material such as stainless steel. And a bottom cylinder shape, and a vacuum insulation layer 5 is disposed between the outer container 3 and the inner container 4, which can be decompressed under a high vacuum (vacuum drawing) In the chamber, the vacuum insulation layer 5 is formed by blocking the vent hole provided in the central portion of the bottom surface of the outer container 3.

The container body 2 further includes: a bottom surface portion 2a having a circular shape; a body portion 2b erected from a periphery of the bottom surface portion 2a; and the body portion 2b The upper side is reduced in diameter and has a cylindrical neck portion 2c. Further, the upper end portion of the neck portion 2c serves as an opening portion 2d of the container body 2, and the configuration thereof is a circular opening.

In addition, the configuration of the beverage container 100A of the present embodiment has a cylindrical outer shape. However, the appearance of the beverage container 100A is not particularly limited, and can be appropriately changed in accordance with the size, design, and the like. It is also possible to apply painting or printing on the outer peripheral surface of the container body 2.

Referring to Figures 1, 2 and 3, in the cap structure 1A of the present embodiment, it can be assembled to the container body 2, and the upper opening portion 2d of the container body 2 is closed, and the cap is further closed. The upper portion of the structure 1A is provided with a straw (i.e., a liquid flow port) 6 for the user to drink the beverage in the container body 2 by the straw (i.e., the liquid flow port) 6.

Specifically, the cap structure 1A includes: a cap body 7 having a flexible straw 6 protruding from an upper portion thereof; a cap body 9 having a hinge portion 8 on one side thereof to pass through the hub portion 8 Mounted to the cap body 7; and a lid locking mechanism 10 located at the other side of the cap body 7 relative to the hinge portion 8, and which enables the lid body 9 to be fixed to the cap body 7 In the following description, the side of the hinge portion 8 provided in the cap structure 1A is referred to as the "rear side" of the beverage container 100A, and the other side thereof is referred to as the "front side" of the beverage container 100A. .

The cap body 7 is made of a synthetic resin such as polypropylene, and the cap body 7 includes a peripheral wall portion 7a configured to have a cylindrical shape so as to be in contact with the body portion 2b of the container body 2. And an upper wall portion 7b covering the upper surface of the peripheral wall portion 7a.

Referring to Figures 1, 2 and 3, the cap body 7 is detachably attached to the neck portion 2c of the container body 2 by screwing, and therefore, the inner peripheral surface of the peripheral wall portion 7a. An internal thread portion 11 is provided, and an outer peripheral surface of the neck portion 2c is provided with an external thread portion 12 that can be screwed to the internal thread portion 11.

The first through hole 13 is formed in the upper wall portion 7b of the cap body 7, and the first through hole 13 is disposed at a center of the upper wall portion 7b toward the rear side. Further, the straw forming member 14 is detachably attached to the inside of the cap body 7, and the straw forming member 14 is composed of a rubber such as silicone rubber or an elastic member such as an elastic body, and the straw 6 is formed. The tube forming member 14 can be formed into a tubular shape.

Referring to FIG. 2, the straw forming member 14 includes a flange 14a disposed in the middle of the longitudinal direction of the straw 6, and a tube connecting portion 14b disposed at the lower end of the straw 6, and A suction pipe 15 is connected to the pipe connecting portion 14b, and the suction pipe 15 is capable of sucking the beverage in the container body 2, and the suction pipe 15 extends from the pipe connecting portion 14b to the bottom of the container body 2.

The straw forming member 14 is abutted against the lower surface of the upper wall portion 7b by the flange 14a, so that the straw 6 is inserted through the first through hole 13, and the straw 6 is fitted to the first portion. The inside of the through hole 13 can be attached to the inside of the cap body 7.

Referring to FIG. 2, a first ventilation hole 16 and a second through hole 17 are disposed in the upper wall portion 7b of the cap body 7, and the first ventilation hole 16 is disposed in the first through hole. The second through hole 17 is disposed on the outer side of the first ventilation hole 16 at a position on the front side of the perforation 13 (in the embodiment of the present invention, substantially at the center of the upper wall portion 7b) (in the present embodiment, First ventilation hole 16 The position at the front side).

Referring to FIG. 2 , a sealing gasket 18 is disposed on the inner side of the cap body 7 , and the water stopping gasket 18 is an annular sealing member that seals between the container body 2 and the cap body 7 . The water stop gasket 18 is made of an elastic member such as rubber or elastomer such as silicone rubber.

The water stop gasket 18 includes an annular portion 18a that fits inside the cap body 7 and a check valve 18b that closely surrounds the first ventilation hole 16; A cylindrical projection 18c is fitted to the inner side of the second through hole 17.

Referring to Fig. 2, the annular portion 18a is in a state in which the cap portion 7 is attached to the neck portion 2c of the container body 2 so as to be in close contact with the upper end portion of the neck portion 2c over the entire circumference. The container body 2 is sealed between the container body 2 and the cap body 7, and the check valve 18b is capable of opening a gap (not shown) by elastic deformation when the pressure inside the container body 2 is negative. Air is introduced into the interior of the container body 2 from the first ventilation hole 16. The central hole of the cylindrical protrusion 18c forms the second ventilation hole 19, and the second ventilation hole 19 introduces external air into the interior of the container body 2, and the second ventilation hole 19 utilizes the When the lid lock mechanism 10 releases the lid body 9 and is opened, it is used to prevent the liquid in the straw 6 from scattering to the outside.

The lid body 9 is housed inside the state in which the straw 6 is bent, and is rotatably attached via the hinge portion 8, and the hinge portion 8 is provided on the rear end side of the cap body 7. The lid body 9 is made of a synthetic resin such as polypropylene.

Referring to Figures 1, 2 and 3, the cover 9 includes a peripheral wall portion 9a configured in a cylindrical shape, and a top wall portion 9b covering the top surface of the peripheral wall portion 9a. Further, in order to reduce the weight of the cap structure 1A, and to facilitate the gripping of the cap structure 1A, the cap body 9 is arranged along the hinge portion 8 and the cap locking mechanism 10 (front and rear direction). ) the state of viewing The lid body 9 has a shape narrower than the width of the cap body 7, and the projection portion 20 protrudes downward from the lower surface of the top wall portion 9b.

Referring to Figures 1, 2 and 3, the cover locking mechanism 10 includes a locking member 22 rotatably mounted to the peripheral wall of the front side of the cap body 7 via a hinge shaft 21. 7a; the locking member 22 further includes: an upper arm portion 22a extending upward from the hinge shaft 21; a lower arm portion 22b extending downward from the hinge shaft 21; and a rear arm portion 22c, The front end of the upper arm portion 22a (the upper end of the lock member 22) and the hook portion 23 project rearward from the hinge shaft 21. A coil spring 24 is disposed between the lower arm portion 22b and the peripheral wall portion 7a, and a wall portion 25 is provided in the peripheral wall portion 7a on the front side of the cap body 7, and the wall portion 25 is surrounded by The peripheral position of the lower arm portion 22b protrudes forward. Further, the cover locking mechanism 10 is provided with a locking receiving portion 26 for locking the hook portion 23 of the locking member 22, and the locking receiving portion 26 is The claw portion of the lower end portion of the front side of the lid body 9 is formed.

Referring to Figures 1, 2 and 3, in the lid locking mechanism 10, when the lid 9 is closed at the upper portion of the cap body 7, the hook portion 23 of the locking member 22 can be utilized. The cover body 9 is locked to the lock receiving portion 26, and the cover body 9 is fixed to the cap body 7.

At this time, the suction pipe 6 is housed in the inside of the lid body 9 in a state of being reversely bent, and the projection portion 20 that abuts against the suction pipe 6 presses the suction pipe 6 while closing the suction pipe 6. a liquid flow path, in addition to the periphery of the first ventilation hole 16 between the suction pipe 6 and the protrusion 20, the suction pipe 6 is pressed by the protrusion 20, and the suction pipe 6 corresponds to the protrusion The section of the portion 20 closes the first ventilation hole 16, and the rear arm portion 22c is in close contact with the periphery of the second ventilation hole 19, thereby closing the second ventilation hole 19, Therefore, the first ventilation hole 16 and the second ventilation hole 19 are closed to prevent the liquid (e.g., beverage) in the container body 2 from leaking out.

When the user presses the lower arm portion 22b, the coil spring 24 is compressed, whereby the locked state of the hook portion 23 to the lock receiving portion 26 can be released. Therefore, the straw 6 is removed. While being pushed up against the cover body 9, the body rebounds from the bent state to the original state. Moreover, with the rebound of the straw 6, the cover 9 is rotated in the opening direction, the first ventilation hole 16 and the second ventilation hole 19 are in an open state, and the cover 9 is rotated in the opening direction. Thereafter, by releasing the pressing operation of the lock member 22, the second ventilation hole 19 can be again closed, whereby the beverage can be prevented from the second ventilation hole 19 when the container body 2 is tilted. Leakage can also be used to drink liquid (e.g., beverage) in the container body 2 through the straw 6.

However, in the cap structure 1A of the present embodiment, the top wall portion 9b is provided with a recess 27 which is recessed and formed on the inner side of the protrusion 20, and the protrusion 20 is located on the hinge shaft 21 and The cover locking mechanism 10 includes a corresponding one of the first sidewall 20a and a second sidewall 20b. The recess 27 is formed between the first sidewall 20a and the second sidewall 20b, and a phase Corresponding two third sidewalls (not shown), each of the third sidewalls is respectively connected between the corresponding first sidewall 20a and the second sidewall 20b, and the recess 27 is formed between the second sidewalls Each of the front ends of the third side wall is respectively provided with a corresponding one of the limiting protrusions (not shown), and each of the limiting protrusions protrudes downward from the front end of the first side wall 20a and the second side wall 20b. The restricting projection can restrict the width direction of the straw 6 when the projection 20 abuts against the straw 6.

Referring to Figures 1, 2 and 3, the two-color molding portion 28 covers the top surface of the top wall portion 9b to be formed on the cover body 9. The two-color molding portion 28 can be silicone rubber, rubber, and elastic. Formed by a resin member of a body or a synthetic resin (e.g., polypropylene), the two-color molding portion 28 (resin member) can be embedded (or embedded) in the recessed portion 27, and is formed in a two-color molding to be fixed to the cover. On body 9. In addition, the two-color molding portion 28 does not define a top surface to be covered to the top wall portion 9b, and is implemented in other implementations. In the example, the two-color molding portion 28 can also cover only the concave portion 27. Further, the two-color molding portion 28 may be formed by insert molding in addition to the two-color molding, and the two-color molding portion 28 may be embedded inside the recess portion 27 to prevent liquid (for example: Water) is immersed in the recess 27.

In the cap structure 1A, even if the thickness of the protrusion 20 is increased, the first side wall 20a and the second side wall 20b constituting the protrusion 20 can be formed by the design of the recess 27. The thickness of the third side wall is reduced, and the concave portion 27 is formed by recessing the inner side of the protruding portion 20, whereby the top wall portion 9b of the cover body 9 can be prevented from shrinking due to mold shrinkage. The shape of the protrusion 20 can be stabilized, and the cover 9 is integrally formed with the protrusion 20, and the two-color molding 28 is embedded inside the recess 27, Moreover, it can cover the upper surface of the top wall portion 9b so that the appearance of the lid body 9 is more excellent.

Referring to Figures 1, 2 and 3, in the cap structure 1A, the thickness of the projection 20 is increased to be thicker than in the past, whereby the cover 9 is utilized by the cover locking mechanism 10. When the cap body 7 is fixed, the protrusion 20 can abut against the straw 6, and the protrusion 20 presses the straw 6 into a plane between each of the first side wall 20a and the second side wall 20b. The suction pipe 6 is pressed by a surface that is thicker than the thickness of the first side wall 20a and the thickness of the second side wall 20b, whereby the liquid flow of the suction pipe 6 can be blocked while suppressing the occurrence of creases in the suction pipe 6. The road is to improve the durability of the straw 6.

In the second embodiment of the present invention, for example, the beverage container 100B of the cap structure 1B shown in Figs. 4 and 5 is described, and Fig. 4 is a perspective view showing the open state of the cap structure 1B of the beverage container 100B. Fig. 5 is a cross-sectional perspective view showing the closed state of the cap structure 1B shown in Fig. 4, and in the following description, relating to the beverage container 100A of the cap structure 1A The same portions will be omitted from the description, and the same symbols will be attached to the drawings.

Referring to Figures 4 and 5, in the second embodiment of the present invention, the beverage container 100B includes a container body 2 and a cap structure 1B, and the cap structure 1B is detachably mountable. In the container body 2, the lid body 9 of the cap structure 1B has basically the same configuration as the cap structure 1A except that it is different from the lid body 9 of the cap structure 1A.

The peripheral wall portion 9a of the cap structure 1B is configured in a cylindrical shape so as to be coupled to the peripheral wall portion 7a of the cap body 7, and the lower portion of the top wall portion 9b, the projection portion 20 The system protrudes downwards. On the other hand, a recess 30 is formed in the top wall portion 9b. The recess 30 is recessed on the inner side of the protrusion 29. The bottom surface of the recess 30 is provided with an opening 30a so that the bottom surface of the recess 30 is Open hole shape.

As shown in FIGS. 4 and 5, the protrusion 29 is disposed in the front-rear direction of the cover 9, and includes a corresponding one of the first side wall 29a and the second side wall 29b. The recess 30 is formed in the first A third side wall 29c is connected between the side wall 29a and the second side wall 29b, and the third side wall 29c is connected between the corresponding first side wall 29a and the second side wall 29b, respectively. The recess 30 is formed between the two third side walls 29c. Further, the interval between the first side wall 29a and the second side wall 29b of the protrusion 29 is gradually narrowed downward, corresponding to the second and third portions. The side walls 29c are in a shape parallel to each other.

The first end portion of each of the third side walls 29c is respectively provided with a corresponding one of the restricting protrusions 31, and each of the restricting protrusions 31 protrudes downward from the front end portions of the first side wall 29a and the second side wall 29b. The restricting projection 31 can restrict the width direction of the straw 6 when the projection 29 abuts against the straw 6.

Referring to FIG. 5 , in the cap structure 1B , the cover 9 is further provided with a cover member 32 mounted on the cover 9 , and the cover member 32 covers the recess 30 . In the top surface, the cover member 32 is the same as the material of the cover body 9 and has a circular plate shape. Further, the top surface of the top wall portion 9b is provided with a step portion 33, and the step portion 33 is provided. Corresponding to the shape of the cover member 32, a plurality of claw portions (locking portions) 32a are provided on the outer peripheral portion of the cover member 32, and a plurality of holes 33a are provided on the inner side of the step portion 33. When each of the claw portions (locking portions) 32a is locked to each of the hole portions (the locked portions) 33a, the cover member 32 can be fitted to the inner side of the step portion 33 so that the The cover member 32 can be attached to the top wall portion 9b, and when the cover member 32 is released from the hole portion 33a by the claw portion 32a, the cover member 32 can be removed from the top wall. The upper part of the part 9b is removed.

Referring to FIG. 5, in the cap structure 1B, even if the thickness of the protrusion 29 is increased, the recess 30 is provided so that the first side wall 29a and the second side wall 29b of the protrusion 29 are The thickness of the second side wall 29c is reduced, and the recess 30 is recessed on the inner side of the protrusion 29, thereby preventing the top wall portion 9b of the cover 9 from being shrunk due to molding shrinkage. The shape (size) of the protrusion 29 can be stabilized, and the cover 9 is integrally formed with the protrusion 29.

The cover body 32 is mounted to make the appearance of the cover body 9 more beautiful, and the user can replace the cover member 32 which is personally preferred, and the cover portion 32 covers the concave portion. Further, in a state in which the two-color molding portion 28 is embedded inside the concave portion 27, the lid member 32 can cover the upper surface of the concave portion 30 at a low cost, and the cover member 32 can be removed. The inside of the recessed portion 30 is washed, and the cleaned liquid can be discharged by the opening portion 30a.

Referring to FIG. 5, the thickness of the protrusion 29 is in the cap structure 1B. The increase is thicker than in the past, whereby when the cover body 9 is fixed to the cap body 7 by the lid locking mechanism 10, the protrusion 29 abuts against the straw 6 to be in each of the first side walls 29a and Between the two side walls 29b, the straw 6 can be pressed in a planar shape, whereby not only the crease can be suppressed, but also the liquid flow path of the straw 6 can be blocked while the straw 6 can be closed. 6 The occurrence of creases, and can increase the durability in use.

The present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit and scope of the invention. For example, in the above-described embodiment, the present invention has been applied to the case of the beverage containers 100A and 100B having the functions of heat retention and cold retention by the container body 2 having the vacuum heat insulating structure. However, the present invention is not limited to the vacuum heat insulation described above. Constructed container body 2. That is, the present invention can be widely applied to a beverage container in which the cap structure of the straw is detachably attached to the neck of the container body.

Claims (7)

A cap structure comprises: a cap body assembled to an upper opening of a container body, and a straw is arranged on an upper portion thereof; a lid body having a hinge portion on one side thereof for mounting to the hub portion via the hinge portion And the cover locking mechanism is located at the other side of the cap body opposite to the hinge portion, and the cover body is fixed to the cap body; the invention is characterized in that The cover body further includes: a peripheral wall portion configured to have a cylindrical shape; a top wall portion covering the top surface of the peripheral wall portion; and a protrusion portion protruding downward from a bottom surface of the top wall portion Provided between the hinge portion and the cover locking mechanism, the protrusion portion includes a corresponding one of the first side wall and the second side wall, and a corresponding second side wall, wherein each of the third The sidewalls are respectively connected between the corresponding first sidewall and the second sidewall, and the recess can be formed between the first sidewall, the second sidewall and the second sidewall, and the front ends of the third sidewalls are respectively respectively Corresponding to one of the limiting protrusions, each of the limiting protrusions The first side wall and the front end portion of the second side wall protrude downwardly. The first side wall and the second side wall can abut the straw when the cover locking mechanism fixes the cover body to the cap body. a liquid flow passage for closing the straw; the top wall portion is provided with a recess, the recess is recessedly formed on the inner side of the protrusion, and the cover locking mechanism fixes the cover body to the cap body The straw can be bent and received inside the lid and abutted by the protrusion so that the protrusion can squeeze the straw and block the liquid port of the straw. The bottle cap structure of claim 1, wherein the upper portion of the cap body is provided with a ventilation hole, and the cover locking mechanism fixes the cover body to the cap body, and the straw is covered by the protrusion In the squeezed state, the suction pipe corresponding to the section of the protrusion blocks the ventilation hole. The cap structure according to claim 1 or 2, wherein the cap body is further provided with a resin member, and the resin member is embedded at least inside the recess. The cap structure according to claim 1 or 2, wherein the cap body is further provided with a cap member covering the top surface of the recess. The cap structure of claim 4, wherein the cap member is attached to the cap. The cap structure according to claim 5, wherein the bottom surface of the recess is in the shape of an opening. A container for a beverage, comprising: a cap structure according to any one of claims 1 to 6; and a container body mounted to the cap structure.