TWI765739B - Lid Assembly and Lid Container - Google Patents

Abstract

The present invention provides a lid assembly and a container with a lid. The lidded container has the lid assembly and a container body on which the lid assembly is mounted. The lid assembly includes a lid body capable of blocking an upper opening of the container body. , and is provided with a liquid flow port; a cover body is installed on the cover body through a first hinge portion, and is applied in the direction of opening the liquid flow port by a first pressing member provided in the first hinge portion. The liquid flow port is closed under pressure; and a cover locking mechanism, at the position where the cover body blocks the liquid flow port, against the pressure of the first pressing member, the cover body is fixed to the cover body by Having such a lid assembly makes the container with lid more convenient to use, and can simplify the structure of the lid locking mechanism and improve the operability of releasing the locked state of the lid locking mechanism.

Description

Lid Assemblies and Lid Containers

The present invention relates to a lid assembly and a lidded container.

Conventionally, a container with a lid is known, which has a lid assembly detachably mounted on the head and neck of a container body with an opening at the upper end (for example: Japanese Patent Laid-Open No. 2014-076377, Japanese Patent Laid-Open No. 2016- Bulletin No. 047741). The upper end of the cover assembly is rotatably mounted with a cover body capable of opening and closing the liquid flow port through the hinge portion. The cover body is pressed in the opening direction by the pressing member provided in the hinge part. The cover member is provided with a cover locking mechanism for fixing the cover body at the position where the cover body blocks the liquid flow opening. The cover locking mechanism can release the locking state of the cover body by pressing the operation button, and can rotate the cover body in the opening direction by the pressing of the pressing member.

However, the above-mentioned conventional cover locking member has the problems that the structure is complicated and the number of parts is large. Moreover, the operability at the time of releasing the locked state of the lid body has to be achieved. In particular, it is desirable that the pressing operation of the operating button can be so simple that even an infant can easily release the locked state.

In view of the above-mentioned conventional facts, the present invention proposes a cover assembly which can improve the structure of the cover locking mechanism and improve the operability when releasing the locked state of the cover locking mechanism, and the use of such a cover assembly makes it easier to use lidded container.

One object of the present invention is to provide a cover assembly, which is detachably installed on a container body with an opening at the upper end, and includes a cover body, which is a cover body capable of blocking the container body. The upper end is open, and is provided with a liquid flow port that communicates with the inner side of the container body; a cover body is rotatably installed on the cover body through a first hinge part. When a first pressing member of the part presses the liquid flow opening in the direction of opening the liquid flow opening, the liquid flow opening is closed; and a cover locking mechanism resists the first pressure at the position where the cover blocks the liquid flow opening. The cover body is fixed to the cover body by pressing the pressing member; wherein, the cover locking mechanism has a second hinge portion located on the opposite side of the first hinge portion of the cover body; installed through the second hinge portion A rotating member that can rotate freely; and a second pressing member that presses the rotating member toward one of the rotating directions, the rotating member has a locking portion and an operating portion, the locking portion is located on the side surface part of the front side of the cover body holding the second hinge part, the operation part is located on the upper surface part of the cover body holding the second hinge part, the second pressing member is provided as In the state of being compressed between the cover and the operating portion, the rotating member can freely rotate between a locking position and a unlocking position, the locking position being locked by a locking portion on the locking portion side It ends at a position of a locked portion provided on the side of the cover body, the unlocking position is the position where the locking portion and the locked portion are released from the locked state, and the operating portion is operated by pressing to oppose the The pressing of the two pressing members causes the rotating member to rotate from the locking position to the unlocking position, and the locking state of the locking portion and the locked portion is released.

Optionally, the cover body has a top wall portion and a peripheral wall portion extending downward from the periphery of the top wall portion, the second hinge portion is disposed at the corner portion of the top wall portion and the front side of the peripheral wall portion, the The locking portion is arranged on the inner side of a front side recessed portion provided on the peripheral wall portion, the operating portion is arranged on the inner side of an upper side recessed portion provided on the top wall portion, and the second pressing member is arranged on the bottom surface of the upper side recessed portion and the operating portion. between the lower surfaces of the parts.

Optionally, at least a part of the operating portion is arranged to protrude from the upper recessed portion to a position higher than the upper surface of the top wall portion.

Optionally, the operating portion has a shape that expands in the horizontal direction, and the rear end portion thereof is disposed to protrude from the upper recessed portion to a position higher than the upper surface of the top wall portion.

Optionally, the second pressing member is disposed at a position closer to the second hinge portion than a central portion of the operating portion.

Another object of the present invention is to provide a container with a lid, which has a lid assembly as described in the foregoing object; and a container body mounted with the lid assembly.

Optionally, a cup body is further included, which is detachably mounted on the container body under the condition of covering the cover assembly.

Optionally, the container body has a vacuum insulated construction.

As described above, the present invention can provide a lid assembly and a container with a lid, which can improve the structure of the lid locking mechanism and can improve the operability when releasing the locked state of the lid locking mechanism, and by having such a lid assembly allows the tape to be The lid container is easier to use.

In order to facilitate your examination committee to be able to further understand and understand the purpose of the present invention, technical features and effects thereof, the following examples are given to coordinate the drawings, and the detailed description is as follows:

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. As an embodiment of the present invention, for example, a container with lid 100 having the lid assembly 1 shown in FIGS. 1 to 5 will be described.

FIG. 1 is a cross-sectional view showing the structure of a container with a lid 100 having a lid assembly 1 according to an embodiment of the present invention; FIG. 2 is a perspective view showing the lid assembly 1 in a blocked state; Fig. 4 is a sectional view showing a state in which the lid assembly 1 is unlocked; and Fig. 5 is a perspective view showing an open state of the lid assembly 1.

Please refer to FIG. 1 , the lidded container 100 of this embodiment has a lid assembly 1 , a container body 2 detachably mounted on the lid assembly 1 , and a state in which the lid assembly 1 is covered. The cup body 3 is detachably mounted on the container body 2 .

The lidded container 100 can keep the beverage (contents) contained in the container body 2 cold (or warm) by the container body 2 having the vacuum insulation structure.

Specifically, the container body 2 has, for example, an outer container 4 and an inner container 5 in a bottomed cylindrical shape formed of stainless steel or the like, and the container body 2 is formed in a state in which the inner container 5 is accommodated in the outer container 4 . A double-structured container with openings joined to each other. In addition, a vacuum insulation layer 6 is provided between the outer container 4 and the inner container 5 . The vacuum insulation layer 6 is formed by plugging the exhaust hole provided in the center of the bottom surface of the outer container 4 in the chamber in a state of decompression to a high vacuum (vacuum suction).

The container body 2 has a substantially circular bottom portion 2a, a substantially cylindrical body portion 2b extending from the outer periphery of the bottom portion 2a, and an upper end side of the body portion 2b having a reduced diameter and formed in a substantially cylindrical shape A head and neck 2c. In addition, the upper end opening of the head and neck portion 2c is circular to serve as an upper end opening portion 2d of the container body 2 .

The inner peripheral surface of the head and neck portion 2c is smaller in diameter than the inner peripheral surface of the main body portion 2b. In addition, a first male thread portion 7 is provided on the outer peripheral surface of the head and neck portion 2c. On the other hand, the inner peripheral surface of the head and neck portion 2c is provided with a first female thread portion 8 . In addition, an annular overhanging portion 9 is protruded from the lower side of the first female screw portion 8 in the diameter-reducing direction.

The cup body 3 is formed of, for example, a heat-resistant resin such as polypropylene, and has a bottom wall portion 3a having a substantially circular shape. It is a cylindrical peripheral wall portion 3b, and the whole is formed into a bottomed cylindrical shape.

The cup body 3 is detachably mounted on the outside of the head and neck portion 2c of the container body 2 by screwing with the bottom wall portion 3a facing upward. Therefore, the inner peripheral surface of the peripheral wall portion 3b is provided with a second female thread portion 10 that can be screwed with the first male thread portion 7 .

In addition, the side surface of the cup body 3 is provided with a holding portion 3c which can be held by the user. The grip portion 3c is formed in an annular shape, and its upper and lower ends are connected to the outer peripheral surface of the peripheral wall portion 3b.

The cover assembly 1 of this embodiment is configured as a plug body that can block the upper end opening 2d of the container body 2 . Specifically, please refer to FIGS. 1 to 5 , the cover assembly 1 has a cover body 13 , which can block the upper opening 2d of the container body 2 and is provided with a cover that can communicate with the inner side of the container body 2 . A liquid flow port 11 and a gas flow port 12; a cover body 15, which is installed in a rotatable state through a first hinge part 14, which can open and close the liquid flow port 11 and the gas flow port 12; a cover locking mechanism 16. The cover body 15 can be fixed to the cover body 13 when the cover body 15 is located at a position where the liquid flow port 11 and the gas flow port 12 are blocked.

In addition, in the container with lid 100 of the present embodiment, the side where the first hinge portion 14 of the lid assembly 1 is provided is the “rear side”, and the side opposite to the side where the first hinge portion 14 is provided is the “rear side”. "Front Side".

The cover body 13 is formed of synthetic resin such as polypropylene. The cover body 13 has a peripheral wall portion 13a formed in a substantially cylindrical shape, an upper wall portion 13b covering the upper surface of the peripheral wall portion 13a, an opening-forming recessed portion 13c formed by recessing the inner side of the upper wall portion 13b, and a self- The opening forms a liquid injection port 13d protruding obliquely upward from the front side of the concave portion 13c.

The lid body 13 is detachably mounted on the container body 2 by screwing in a state of being inserted into the inner side of the head and neck portion 2c from the upper end opening 2d of the container body 2 . Therefore, the outer peripheral surface of the peripheral wall portion 13 a is provided with a second male thread portion 17 that can be screwed with the first female thread portion 8 .

The liquid flow port 11 is provided at a position lower than the gas flow port 12 on the front side of the bottom of the opening forming recess 13c, and has a true circular shape and a large opening in a plan view. The gas flow port 12 is provided at a position higher than the liquid flow port 11 on the rear side of the opening forming recess 13c, and has a true circular shape and a small opening in a plan view.

A waterproof gasket 18 is detachably mounted on the outer peripheral portion of the lower end side of the cover body 13 . The waterproof gasket 18 is an annular sealing member for sealing between the overhanging portion 9 (container body 2 ) and the peripheral wall portion 13 a (cover body 13 ), and is made of heat-resistant rubber or elastic such as silicone rubber. body and other elastic members.

The cover body 13 is provided with a lower flange portion 13e protruding from the lower end portion of the peripheral wall portion 13a in the diameter-expanding direction over the entire circumference. On the other hand, the waterproof gasket 18 is provided with a groove 18a in the circumferential direction of the inner peripheral surface of the waterproof gasket 18, which is notched in the entire circumference. Thereby, the waterproof gasket 18 can be attached to the outer peripheral portion of the lower end side of the cover body 13 in a state where the lower flange portion 13e is fitted into the groove 18a.

The waterproof gasket 18 can be detached from the outer peripheral portion of the lower end side of the cover body 13 by its own elastic deformation (stretching). Thereby, the cover body 13 and the waterproof gasket 18 can be cleaned respectively, and the hygiene between the cover body 13 and the waterproof gasket 18 can be maintained.

In addition, at least one or a plurality of (in this embodiment, one) elastic flange portions 18b are protruded in the diameter-expanding direction over the entire circumference of the outer peripheral portion of the waterproof packing 18 . When the cover body 13 is installed on the container body 2 , the elastic flange 18 b in the waterproof gasket 18 will be elastically deformed and tightly fit the overhanging portion 9 . Thereby, the space between the overhanging portion 9 (container body 2 ) and the peripheral wall portion 13 a (lid body 13 ) can be sealed (water-sealed) by the waterproof gasket 18 .

The cover body 15 is formed of synthetic resin such as polypropylene, for example. The cover body 15 has a top wall portion 15a formed in a substantially circular shape, and a peripheral wall portion 15b extending downward in a substantially cylindrical shape from the periphery of the top wall portion 15a.

The cover body 15 is rotatably mounted through the first hinge portion 14 provided on the upper end of the rear end side of the cover body 13 . In addition, the lid body 15 is pressurized in a direction (opening direction) in which the liquid flow port 11 and the gas flow port 12 are opened by a first pressing member 19 provided inside the first hinge portion 14 . state. The first pressing member 19 may be a spring member such as a torsion coil spring, or an elastic member such as rubber or an elastic body.

In addition, a first blocking portion 15c capable of blocking the liquid flow port 11 and a second blocking portion 15d capable of blocking the gas flow port 12 are provided on the inner lower surface of the cover body 15 . The first blocking portion 15c is provided in a substantially cylindrical shape protruding from the lower surface of the top wall portion 15a toward the liquid flow port 11 . The second blocking portion 15d protrudes from the lower surface of the top wall portion 15a toward the gas flow port 12 in a substantially columnar shape.

A cover gasket 20 is detachably mounted on the inner lower surface of the cover body 15 . The cover gasket 20 is a sealing member for sealing the liquid flow port 11 and the gas flow port 12 , and can be formed of an elastic member such as a heat-resistant rubber such as silicone rubber or an elastic member.

The cover gasket 20 is provided with a first plug body 20a and a second plug body 20b. The first plug body 20a protrudes downward from a position facing the first blocking portion 15c in a substantially dome shape. The second plug body 20b protrudes downward from a position facing the second blocking portion 15d in a substantially dome shape.

The lid gasket 20 is inserted into the first plug body 20a with the first blocking portion 15c fitted inside, and the second plug body 20b with the second blocking portion 15d fitted on the inside of the second plug body 20b. The lower surface side of the inner side of the cover body 15 .

The cover gasket 20 is located at the position where the cover body 15 blocks the upper end of the cover body 13, so that the first plug body 20a is elastically deformed while tightly fitting the liquid flow port 11, and the second plug body 20b is elastically deformed. A state in which the gas flow port 12 is closely fitted with the entire rotation while being deformed. Thereby, the liquid flow port 11 and the gas flow port 12 can be sealed (blocked) by the cover gasket 20 .

On the other hand, the cover gasket 20 can be detached from the cover body 15 . Thereby, the cover body 15 and the cover gasket 20 can be washed separately, and the hygiene between the cover body 15 and the cover gasket 20 can be maintained.

The lid locking mechanism 16 has a second hinge portion 21 located on the opposite side (front side) to the first hinge portion 14 of the lid body 15 , and a rotatable member installed through the second hinge portion 21 as a rotatable member 22, and a second pressing member 23 for pressing the rotating member 22 toward one of the rotating directions.

The rotating member 22 is rotatably mounted by the second hinge portion 21 provided at the front corners of the top wall portion 15 a and the peripheral wall portion 15 b of the cover body 15 . The rotating member 22 has a locking portion 22 a located on the side surface portion of the front side of the cover body 15 sandwiching the second hinge portion 21 , and an upper surface of the cover body 15 sandwiching the second hinge portion 21 An operation part 22b of the part.

The locking portion 22a has an arm shape extending downward from the second hinge portion 21 and is disposed inside a front side concave portion 24a formed by recessing the peripheral wall portion 15b corresponding to the locking portion 22a.

The operation portion 22b has a button shape that extends rearward from the second hinge portion 21 and expands in a substantially circular shape in the in-plane direction, and is disposed in an upper concave portion 24b. The upper recessed portion 24b is formed by recessing the top wall portion 15a corresponding to the operating portion 22b.

The second pressing member 23 is composed of, for example, a coil spring, and is arranged in a state of being compressed between the bottom surface of the upper concave portion 24b and the lower surface of the operation portion 22b. In addition, the second pressing member 23 is provided at a position closer to the second hinge portion 21 (front side) with respect to the center of the operation portion 22b. Thereby, the second pressing member 23 can press the operating portion 22b upward.

On the other hand, when the operation portion 22b is pressed by the second pressing member 23, at least a part thereof protrudes from the upper concave portion 24b above the upper surface of the top wall portion 15a. Specifically, the rear end of the operating portion 22b protrudes from the upper concave portion 24b to a position higher than the upper surface of the top wall portion 15a.

The cover locking mechanism 16 has a locking portion 25 provided on the side of the rotating member 22 and a locked portion 26 provided on the side of the cover body 13 . The locking portion 25 is formed from the front end portion of the locking portion 22a It is formed by a hook-shaped portion that protrudes rearward. The latched portion 26 is formed by a hook-shaped portion protruding forward from the front upper end of the liquid injection port 13d.

Please refer to FIGS. 2 and 3 , the cover locking mechanism 16 is at the position where the cover body 15 blocks the upper end of the cover body 13 . The locking portion 25 is locked on the locked portion 26 on the cover body 13 side, and can fix the cover body 15 to the cover body 13 against the pressing force of the first pressing member 19 .

The rotating member 22 can be freely rotated between a locking position and a unlocking position. The position where the locked state of the locked portion 26 is released.

Therefore, please refer to FIG. 4 , the cover locking mechanism 16 can press the operating portion 22 b of the rotating member 22 downward against the pressing force of the second pressing member 23 , so as to rotate the The locking state of the locking portion 25 and the locked portion 26 is released while the member 22 is rotated from the locking position to the unlocking position. Therefore, as shown in FIG. 5 , the cover body 15 pressed by the first pressing member 19 can be rotated in the opening direction. In addition, in the rotating member 22, the length from the second hinge portion 21 to the end of the operation portion 22b is greater than the length from the second hinge portion 21 to the end of the locking portion 22a.

On the other hand, in the lid locking mechanism 16 , the lid body 15 is oriented in the direction of closing the upper end of the lid body 13 (closing direction) against the pressing force of the first pressing member 19 from the open state shown in FIG. 5 . ) to rotate, whereby the rotating member 22 can be rotated from the locked position to the unlocked position against the pressing of the second pressing member 23 along with the sliding connection of the locking portion 25 and the locked portion 26 Location. Furthermore, the locking portion 25 slides over the locked portion 26 , and the pressing force of the second pressing member 23 causes the rotating member 22 to rotate from the unlocking position to the locking position. At this time, the locking portion 25 is in a state of being engaged with the locked portion 26 .

Therefore, please refer to FIGS. 2 and 3 , in the state where the cover body 15 blocks the upper end of the cover body 13 , the cover body 15 can be fixed to the cover against the pressing force of the second pressing member 23 . body 13 .

With the lidded container 100 including the lid assembly 1 structured as above, after the cup body 3 is detached from the container body 2, by pressing the operating portion 22b of the rotating member 22, The cover body 15 pressed by a pressing member 19 rotates in the opening direction, so that the liquid flow port 11 and the gas flow port 12 are in an open state. In this state, the container body 2 is poured forward, and the beverage in the container body 2 can be poured into the cup body 3 from the liquid injection port 13 d through the liquid flow port 11 .

In addition, when the beverage in the container body 2 is poured out through the liquid injection port 13d, the outside air is introduced into the container body 2 through the gas flow port 12 . Thereby, the inflow of air from the liquid flow port 11 can be prevented, and the beverage in the container body 2 can be smoothly poured out from the liquid injection port 13d.

As described above, the cover assembly 1 of the present embodiment can improve the operability when releasing the locking state of the cover body 15 by the cover locking mechanism 16 . That is, since the operation part 22b has a button shape that expands in the in-plane direction (ie, horizontally), the operation part 22b can be easily pressed and operated by children in particular, and the locked state can be easily released.

In addition, in the cover assembly 1 of the present embodiment, since the rear end of the operation portion 22b is provided to protrude upward from the upper recess 24b to be higher than the upper surface of the top wall portion 15a, it is possible to intuitively The pressed position of the operation part 22b is recognized.

In addition, in the cover assembly 1 of the present embodiment, by disposing the second pressing member 23 at a position closer to the second hinge portion 21 (front side) than the center of the operation portion 22b, the reduction (lightening) can be reduced. The thrust load when the operation part 22b is pressed and operated.

Similarly, in the rotating member 22, the length from the second hinge portion 21 to the end of the operating portion 22b is greater than the length from the second hinge portion 21 to the end of the locking portion 22a, thereby The thrust load when the operation part 22b is pressed and operated can be reduced (reduced).

Furthermore, the cover assembly 1 of the present embodiment has a structure in which the operation portion 22b extended to the rear side is rotated obliquely downward by using the second hinge portion 21 on the front side as a fulcrum, compared with a structure that simply moves up and down This structure makes it easier to apply force to the obliquely downward direction when the operating portion 22b is pressed, and even if the pressing is slowly released after the pressing operation, the cover body 15 can be opened.

In addition, in the cover assembly 1 of the present embodiment, the number of parts of the cover locking mechanism 16 is small, and the cover locking mechanism 16 can be simplified by using low-cost components. Furthermore, by disposing the second pressing member 23 at a position closer to the second hinge portion 21 (front side) than the center of the operating portion 22b, a smaller coil spring can be used as the second pressing member Member 23.

In addition, in the lidded container 100 of the present embodiment, by covering the lid assembly 1 with the cup body 3 mounted on the container body 2 , misoperation of the operating portion 22b can be prevented.

Here, in the state where the lid assembly 1 and the cup body 3 are mounted on the container body 2, before the locking state of the locking portion 25 and the locked portion 26 is released, the front side of the locking portion 22a Abuts against the inner surface side of the peripheral wall portion 3 b of the cup body 3 . That is, the rotation of the rotating member 22 from the locking position to the unlocking position can be prevented by the cup body 3 . Therefore, even if the rotating member 22 tends to rotate toward the unlocked position due to the impact of falling, the locked state of the locking portion 25 and the locked portion 26 is not released. Thereby, the beverage in the container body 2 can be prevented from leaking to the outside.

As described above, the cover assembly 1 of the present embodiment can simplify the structure of the cover locking mechanism 16 and improve the operability when releasing the locking state of the cover body 15 by the cover locking mechanism 16 . Therefore, the container with lid 100 of the present embodiment can be used more easily by equipping the lid assembly 1 with such a lid assembly 1 .

However, the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the spirit of the present invention.

For example, the above-mentioned container 100 with a lid has a substantially cylindrical external shape as a whole, but the external shape of the container body 2 is not particularly limited, and the fitting size and design can be appropriately changed. In addition, coating, printing, etc. may be applied to the outer peripheral surface of the container body 2 .

In addition, the above-mentioned embodiment exemplifies the container with lid 100 having the container body 2 having the vacuum heat insulation structure and can exert the function of keeping cold, but it is not limited to the container body 2 having the vacuum heat insulation structure as described above, that is, The present invention can be widely applied to a container with a lid in which the lid assembly is detachably mounted on the container body.

According to the above, it is only a preferred embodiment of the present invention, but the scope of the rights claimed by the present invention is not limited to this. The equivalent changes that can be easily considered should all belong to the protection scope of the present invention.

[acquaintance] none [this invention] 1: Cover assembly 2: container body 2a: Bottom 2b: main body 2c: head and neck 2d: upper end opening 3: cup body 3a: Bottom wall 3b: Peripheral wall 3c: Grip 4: Outer container 5: inner container

6: Vacuum insulation layer

7: The first male thread part

8: The first female thread part

9: Overhang

10: Second female thread part

11: Liquid flow port

12: Gas flow port

13: cover body

13a: Peripheral wall

13b: Upper wall

13c: Opening to form a recess

13d: Liquid injection port

13e: Lower flange part

14: The first hinge part

15: Cover

15a: top wall

15b: Peripheral wall

15c: The first blocking part

15d: Second blocking part

16: Cover locking mechanism

17: Second male thread part

18: Waterproof liner

18a: Slot

18b: Elastic flange part

19: The first pressure member

100: Container with lid

20: Cover liner

20a: first plug body

20b: Second plug body

21: Second hinge part

22: Rotary member

22a: Locking part

22b: Operation Department

23: Second pressure member

24a: Front recess

24b: upper recess

25: Locking part

26: Locked part

[FIG. 1] is a cross-sectional view showing the structure of a container with a lid having a cover assembly according to an embodiment of the present invention; [FIG. 2] is a perspective view showing the cover assembly in a blocked state; [FIG. 3] shows the cover A cross-sectional view of the assembly in a blocked state; [FIG. 4] is a cross-sectional view showing a unlocked state of the cover assembly; and [FIG. 5] is a perspective view showing an open state of the cover assembly.

1: Cover assembly

2: container body

2c: head and neck

2d: upper end opening

3: cup body

3a: Bottom wall

3b: Peripheral wall

3c: Grip

7: The first male thread part

8: The first female thread part

9: Overhang

10: Second female thread part

11: Liquid flow port

12: Gas flow port

13: cover body

13a: Peripheral wall

13c: Opening to form a recess

13d: Liquid injection port

13e: Lower flange part

14: The first hinge part

15: Cover

15c: The first blocking part

15d: Second blocking part

16: Cover locking mechanism

17: Second male thread part

18: Waterproof liner

18a: Slot

18b: Elastic flange part

19: The first pressure member

20: Cover liner

20a: first plug body

20b: Second plug body

21: Second hinge part

22: Rotary member

22a: Locking part

22b: Operation Department

23: Second pressure member

24b: upper recess

25: Locking part

26: Locked part

Claims (8)

A cover assembly is detachably installed on a container body with an opening at the upper end, comprising: a cover body, which can block an upper end opening of the container body, and is provided with a container communicating with the inner side of the container body. a liquid flow port; a cover body is rotatably installed on the cover body through a first hinge part, and a first pressing member disposed on the first hinge part opens the liquid flow port closing the liquid flow opening under pressure; and a cover locking mechanism for fixing the cover body to the cover body against the pressure of the first pressure member at the position where the cover body blocks the liquid flow opening; wherein , the cover locking mechanism has a second hinge portion located on the opposite side of the first hinge portion of the cover body; a rotating member installed through the second hinge portion to rotate freely; and the rotating member A second pressing member that presses toward one of the rotating directions, the rotating member has a locking portion and an operating portion, the locking portion is located on the front side of the cover that clamps the second hinge portion A side surface portion, the operating portion is located on the upper surface portion of the cover body holding the second hinge portion, the second pressing member is arranged in a state of being compressed between the cover body and the operating portion, the rotation The moving member can be freely rotated between a locking position and a locking releasing position. The locking position is a position where a locking portion provided on the locking portion side is locked to a locked portion provided on the cover body side. , the unlocking position is the position where the locking portion and the locked portion are released from the locking state. By pressing the operating portion to oppose the pressing of the second pressing member, the rotating member is freed from the locking The position is rotated to the unlocking position, and the locked state of the locking portion and the locked portion is released. The cover assembly as claimed in claim 1, wherein the cover body has a top wall portion and a peripheral wall portion extending downward from the periphery of the top wall portion, the second hinge portion is disposed before the top wall portion and the peripheral wall portion The locking portion is arranged on the inner side of a front side concave portion provided on the peripheral wall portion, the operating portion is arranged on the inner side of an upper side concave portion provided on the top wall portion, and the second pressing member is arranged on the upper side between the bottom surface of the recessed portion and the lower surface of the operating portion. The cover assembly according to claim 2, wherein at least a part of the operating portion is arranged to protrude from the upper recessed portion to a position higher than the upper surface of the top wall portion. The cover assembly according to claim 3, wherein the operating portion has a shape that expands in a horizontal direction, and a rear end portion thereof protrudes from the upper recessed portion to a position higher than the upper surface of the top wall portion. The cover assembly according to any one of claims 2 to 4, wherein the second pressing member is disposed at a position closer to the second hinge portion than a central portion of the operating portion. A container with a lid, having the lid assembly as described in any one of claims 1 to 5; and a container body on which the lid assembly is installed. The container with lid according to claim 6, further comprising a cup, which is detachably mounted on the container body under the condition of covering the lid assembly. The lidded container according to claim 6 or 7, wherein the container body has a vacuum heat-insulating structure.

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