JP6774179B2 - Lid member - Google Patents

Description

The present invention relates to a lid member attached to a container body capable of storing a liquid.

Conventionally, a lid member attached to a container body capable of storing a liquid has been widely known. As such a lid member, for example, Patent Document 1 discloses a stopper body of a beverage container. The plug body includes a plug body that is detachably attached to the mouth of the container body, and an opening / closing operation lid that is pivotally supported by the plug body and is provided so as to be openable / closable. Further, the stopper body is attached to the mouth of the container body and has an upper opening, and the lid body is detachably inserted into the upper opening of the lid body from below and is projected from the upper opening. It is provided with a spout member which is arranged inside the lid body and has a liquid passage hole. Further, an engaging receiving portion is provided on the side of the upper opening of the lid body opposite to the shaft support portion, and a lock operating portion for locking and unlocking the opening / closing operation lid is provided. Then, after engaging the engaged portion provided on the spout member onto the engaging receiving portion, the shaft support side of the spout member is lifted upward with the engaged portion as a fulcrum. The lid body and the spout member are locked on the shaft support side. Further, in order to disassemble the spout member and the lid body, the locked state of the lid body and the spout member on the shaft support side is released, and further, from the engagement receiving portion on the opposite shaft support side. Remove the engaged portion. As a result, the mouthpiece member can be pulled out below the lid body and disassembled.

Japanese Patent No. 5556937

However, in Patent Document 1, the spout member and the lid body are locked on the shaft support side, and the engaging receiving portion provided on the opposite shaft support side of the lid body and the engaged portion provided on the spout member are engaged. Engagement. Therefore, when engaging the spout member with the lid body, the spout member and the lid body are disassembled during the engagement operation of lifting the shaft support side of the spout member upward with the engaging portion as a fulcrum. When disassembling the lid to release the engagement state between the spout member and the lid body on the shaft support side, the opening / closing operation lid pivotally supported by the shaft support on the lid body or the lock operation provided on the lid body. There is a problem that the engaging operation or the disassembling operation may be difficult because the portion interferes with the operation.

An object of the present invention is to provide a lid member capable of easily engaging an operation of engaging a mouthpiece member with a lid body and an operation of disassembling the mouthpiece member and the lid body.

In order to solve the above problems, the present invention has a lid body which is attached to the upper end of the container body and has a receiving hole extending in the vertical direction, and a spout portion, and the spout portion is raised from the container body. An opening / closing operation attached to the lid body so as to be openable / closable between a spout member inserted into the receiving hole so as to protrude, a closing position covering the spout portion, and an opening position for opening the spout portion. A lid member including a lid, the lid body is formed on the rear side of the receiving hole and supports the opening / closing operation lid, and the opening / closing operation lid is formed on the front side of the receiving hole. Along a second direction substantially orthogonal to the first direction along a line connecting the opening / closing operation lid lock portion for unlocking at the closed position, and the shaft support portion and the opening / closing operation lid lock portion. The spout member is provided with two engaging portions for the spout member provided on both sides of the connecting line, and the spout member is positioned downward corresponding to the engaging portion for the spout member. The spout member is provided with two engaged portions that are detachably engaged with the spout member engaging portion so as to restrict the movement of the spout member, and the spout member engaging portion is an edge portion of the receiving hole. The inner peripheral wall extending downward from the lid is projected inside the receiving hole so as to be arranged below the upper end surface of the lid body, and the engaged portion is more than the upper end surface of the lid body. It has a lower surface that is provided below and is in contact with the upper surface of the engaging portion for the drinking spout member, and the drinking spout member is provided from the lower surface of the engaged portion along the inner peripheral wall with respect to the upper end surface of the lid body. It has a side surface extending upward, and the height from the upper surface of the engaging portion for the drinking spout member to the upper end surface of the lid body is higher than the height in the vertical direction of the engaging portion for the drinking spout member. To provide a lid member.

According to this, the engaging portions for the two spout members are on both sides of the connecting line along the second direction substantially orthogonal to the first direction along the line connecting the shaft support portion and the lock portion for the opening / closing operation lid. The spout member is provided with an engaged portion that is engaged with the spout member engaging portion at a position corresponding to the spout member engaging portion on the outer peripheral wall of the spout member. Therefore, when the spout member and the lid body are engaged with each other, or when the spout member and the lid body engaged with each other are disassembled, the opening / closing operation lid and the opening / closing operation lid lock portion are performed. Is less likely to get in the way, and the operation of engaging the spout member and the lid body and the operation of disassembling the spout member and the lid body can be easily performed.
Further, the engaging portion for the spout member is projected inside the receiving hole so as to be arranged on the inner peripheral wall extending downward from the edge of the receiving hole so as to be arranged below the upper end surface of the lid body. Therefore, in a state where the engaging portion for the spout member of the lid body and the engaged portion of the spout member are engaged with each other, the engaging portion for the spout member and the engaged portion of the spout member are engaged with each other. It is possible to prevent the lid body from protruding from the upper end surface, and the upper end surface of the lid body can be easily cleaned.
Further, since the side surface of the spout member extends upward from the lower surface of the engaged portion provided below the upper end surface of the lid body along the inner peripheral wall, above the upper end surface of the lid body, the lid body and the spout The engaging portion with the member is hidden below a certain depth from the upper end surface of the lid body by the upper end surface of the lid body and the side surface of the spout member. As a result, it is difficult to give the impression that the lid body and the spout member are engaged with each other, and the appearance of the lid member can be improved.

The vertical movement of the mouthpiece member between the mouthpiece member and the inner peripheral wall of the receiving hole in a state where the mouthpiece member engaging portion and the engaged portion are engaged with each other. It is possible to make a configuration in which a clearance is provided so as to allow the above-mentioned tilt and regulate the inclination in the first direction.

According to this, in a state where the engaging portion for the spout member and the engaged portion are engaged, the rattling between the spout member and the lid body can be suppressed as much as possible, for example, with the spout member. It is possible to reduce the risk of accidental disengagement with the lid body.

The lid body includes a cylindrical cylindrical portion and a top plate provided at the upper end of the cylindrical portion, and the receiving hole has a length in the second direction larger than a length in the first direction. The structure can be formed on the top plate so as to be.

According to this, since the area of the top plate in the second direction is smaller than that in the first direction, the lid body is more easily deformed in the second direction than in the first direction by applying a force. Therefore, the engaging portion for the spout member arranged along the second direction and the engaged portion can be easily engaged and disengaged. Moreover, even with a plurality of engagement operations and disengagement operations, sagging and wear of the engaging portion or engaged portion for the spout member can be suppressed.

The two mouthpiece member engaging portions can be configured so that their positions in the vertical direction are substantially the same as each other.

According to this, the two engaging portions for the spout member can be engaged with the engaged portion of the spout member substantially at the same time, and the engaging operation becomes easy.

The engaged portion can be configured to be arranged below the upper end of the spout member.

According to this, for example, when the liquid contained in the container body is drunk from the spout by directly attaching the mouth to the spout, the engaged part can be made less likely to hit a part of the face, and the mouth can be squeezed from the spout. The liquid contained in the container body can be made easy to drink.

The engaging portion for the spout member and the inner peripheral wall of the receiving hole can be configured to be formed by one member.

According to this, the lid member can be simplified, the number of parts of the lid member can be suppressed from increasing, and the engagement portion for the spout member can be easily formed.

The engaged portion and the spout portion can be configured to be formed by one member.

According to this, the mouthpiece member can be simplified, and the number of parts of the mouthpiece member can be suppressed from increasing. Moreover, the formation of the engaged portion becomes easy.

The lid member of the present invention can easily perform an operation of engaging the spout member and the lid body and an operation of disassembling the spout member and the lid body.

It is sectional drawing of the portable tumbler of one Embodiment which has the lid member of this invention. FIG. 2 is a sectional view taken along line II-II in which a part of FIG. 1 is omitted. It is a top view which omitted a part of the lid main body of the lid member of FIG. It is a bottom view of FIG. FIG. 3 is a sectional view taken along line VV of FIG. FIG. 3 is a sectional view taken along line VI-VI of FIG. It is a top view of the spout member of the lid member of FIG. It is a bottom view of FIG. It is a front view of FIG. It is a right side view of FIG. FIG. 7 is a cross-sectional view taken along the line XI-XI of FIG. FIG. 7 is a cross-sectional view taken along the line XII-XII of FIG. It is explanatory drawing at the time of engaging a spout member with a lid body.

Hereinafter, embodiments for carrying out the present invention will be described in detail with reference to the drawings. FIG. 1 is a cross-sectional view of the liquid storage container of the embodiment having the lid member of the present invention, and FIG. 2 is a cross-sectional view taken along the line II-II in which a part of FIG. 1 is omitted.

As shown in FIGS. 1 and 2, the lid member 2 of the present invention is used by being attached to a container body 10 capable of storing a liquid, and the lid member 2 and the container body 10 constitute a liquid storage container.

In this embodiment, the liquid storage container is composed of a portable tumbler 1. The container body 10 in the portable tumbler 1 of this embodiment is formed by integrally joining the upper ends of the metal inner container 11 and the outer container 12 having an open upper surface, and between the inner container 11 and the outer container 12. A heat insulating portion 13 having a vacuum heat insulating structure is formed. Further, a male screw portion 14 for screwing the lid member 2 is formed on the outer periphery of the upper end portion of the container body 10.

Next, the lid member 2 of the present invention will be described. As shown in FIGS. 1 and 2, the lid member 2 includes a lid main body 3, an opening / closing operation lid 4, and a spout member 5.

As shown in FIGS. 3 to 6, the lid main body 3 includes a cylindrical cylindrical portion 31 and a top plate 32 formed on the upper end side in the vertical direction, which is the axial direction of the cylindrical portion 31.

On the inner peripheral surface of the cylindrical portion 31, a female screw portion 311 to be screwed with the male screw portion 14 of the container body 10 is provided, and the female screw portion 311 is screwed into the male screw portion 14 to cover the lid. The main body 3 is attached to the container main body 10, and the lid main body 3 can be removed from the container main body 10 by removing the screwed female screw portion 311 from the male screw portion 14.

Further, an opening / closing operation lid lock portion 34 for locking the opening / closing operation lid 4 at a closing position described later is provided on the front portion of the outer peripheral surface of the cylindrical portion 31. As shown in FIG. 1, the opening / closing operation lid lock portion 34 of this embodiment includes a locking operation piece 341 that locks the opening / closing operation lid 4, and a pressing operation piece 342 that presses the lock operation piece 341. ..

The lock operation piece 341 is provided with a lock claw 341a arranged on the upper end side in the radial direction of the cylindrical portion 31 so as to face the cylindrical portion 31, and is provided with a pressed operation portion 341b on the lower side, and the lock claw 341a is provided. An intermediate portion between the pressed operation portion 341b and the pressed operation portion 341b is pivotally supported by the cylindrical portion 31 via a shaft 343. Further, the lock operation piece 341 is in a state in which the lock claw 341a is constantly urged toward the cylindrical portion 31 side (Y1 side) by the torsion coil spring 344 as the urging member for the lock operation piece attached to the shaft 343. ..

The pressing operation piece 342 is arranged outside the locking operation piece 341 in the radial direction of the cylindrical portion 31, and has a pressing operation portion 342a on the lower side. In this embodiment, the pressing operation piece 342 is attached to the lock operation piece 341 so as to be slidable in a predetermined range from the lower position to the upper position in the vertical direction.

Specifically, the pressing operation piece 342 has a lower position (pressing operation unit 342a is a dashed line) arranged at an outer position of the pressing portion 342a facing the pressing portion 312 provided on the cylindrical portion 31. The pressing operation portion 342a slides up and down in the range from the indicated position) to the upper position (position shown in FIG. 1) where the pressing operation portion 342a is arranged above the contact portion 312 of the cylindrical portion 31.

Then, when the pressing operation piece 342 comes to the lower position, even if the pressing operation unit 342a is pressed, the pressing operation piece 342 does not rotate by the contact stopper 312, and the lock operation piece 341 cannot be pressed. On the other hand, when the pressing operation piece 342 comes to the upper position, the pressing operation portion 342a is positioned above the contacting portion 312 of the cylindrical portion 31, and in this state, the pressed operation portion 342a is pressed and the pressed operation portion is pressed. 341b is pressed toward the cylindrical portion 31 side (Y1 side), whereby the lock operation piece 341 rotates around the shaft 343, and the lock claw 341a rotates outside the cylindrical portion 31 (Y2 side).

As shown in FIGS. 3 to 5, the top plate 32 is provided with a shaft support portion 33 that pivotally supports the opening / closing operation lid 4 on the rear side. The shaft support portion 33 is formed so as to protrude upward from the top plate 32 integrally with the top plate 32, and a fitting insertion hole 331 for inserting a rotating shaft 71 (shown in FIG. 1) into the upper end portion thereof. It has.

Further, the top plate 32 is provided with a receiving hole 332 for receiving the spout member 5 on the front side of the shaft support portion 33. The receiving hole 332 of this embodiment is formed so that the length L1 in the left-right direction (second direction, X1-X2 direction) is larger than the length L2 in the front-rear direction (first direction, Y1-Y2). There is.

Further, the inner peripheral wall 333 of the receiving hole 332 is provided with two engaging portions 334 for the spout member that engage with the spout member 5. These two spout member engaging portions 334 are located along the left-right direction (second direction) substantially orthogonal to the front-rear direction (first direction) along the line P connecting the shaft support portion 33 and the lock operation piece 341. It is provided so as to project inside the receiving hole 332 on both sides of the connecting line P.

Further, in this embodiment, the two spout member engaging portions 334 are integrally molded with the inner peripheral wall 333. That is, the two spout member engaging portions 334 and the inner peripheral wall 333 are composed of one member, which facilitates the formation of the spout member engaging portion 334 and the lid main body 3. The number of parts is reduced.

Next, the drinking spout member 5 will be described. As shown in FIGS. 7 to 12, the spout member 5 is provided with a spout 51 on the upper side and a packing attachment portion 52 for closing the container body on the lower side.

The drinking spout 51 has a tubular shape, and the outer peripheral shape is formed to be substantially the same as the inner peripheral wall 333 of the receiving hole 332 in the lid body 3 so that the spout 51 can enter the receiving hole 332. .. Further, in this embodiment, the clearance between the outer peripheral wall of the mouthpiece 51 and the inner peripheral wall 333 of the receiving hole 332 allows the drinking mouth member 5 to move in the vertical direction with respect to the inner peripheral wall 333 of the receiving hole 332. Moreover, it is set so that the inclination in the front-rear direction (Y1-Y2 direction) can be regulated.

Further, inside the mouthpiece 51, a liquid passage hole 53 is provided to allow the liquid stored in the container body 10 to pass through the inside of the mouthpiece 51.

The container body closing packing mounting portion 52 is a portion for mounting the container body closing packing 62 (shown in FIGS. 1 and 2) for closing the gap between the container body 10 and the lid member 2, and is a portion for mounting the container body of this embodiment. The closing packing mounting portion 52 is formed in a cylindrical shape having a diameter slightly smaller than the inner circumference of the cylindrical portion 31 of the lid body 3, and has a locking protrusion on the outer periphery for locking the container body closing packing 62. A unit 521 is provided.

The locking convex portion 521 has a predetermined thickness and is formed over the entire circumference of the outer circumference of the container body closing packing mounting portion 52 so as to project radially outward from the outer circumference of the container body closing packing mounting portion 52. There is.

Then, the container body closing packing 62 made of synthetic rubber is attached to the container body closing packing attachment portion 52 formed in this way. Specifically, as shown in FIGS. 1 and 2, the container body closing packing 62 is composed of a cylindrical one that can enter the inner circumference of the upper side of the container body 10, and is locked to the inner circumference. A locking recess 621 into which the convex portion 521 can be fitted is provided. Then, the locking convex portion 521 is fitted into the locking recess 621, so that the container body closing packing 62 is attached to the container body closing packing mounting portion 52.

Further, the drinking spout member 5 includes an engaged portion 54 that is disengaged and disengaged with each of the spout member engaging portions 324 of the lid main body 3.

In this embodiment, as shown in FIGS. 7 to 10 and 12, the engaged portion 54 is located between the spout portion 51 on the outer circumference and the packing mounting portion 52 for closing the container body, and the left and right portions. And, each is formed. Further, each engaged portion 54 is formed so as to be recessed from the outer periphery of the drinking spout portion 51.

Further, in this embodiment, the engaged portion 54 is integrally formed with the drinking spout portion 51. In other words, the engaged portion 54 and the spout portion 51 are formed by one member. This facilitates the formation of the engaged portion 54 and reduces the number of parts.

Then, in the spout member 5 configured in this way, each of the engaged portions 54 is engaged with each of the spout member engaging portions 324 of the lid body 3, so that the spout with respect to the lid body 3 is engaged. The downward movement of the member 5 is restricted.

Further, in this engaged state, the drinking spout portion 51 of the drinking spout member 5 projects upward from the upper end surface of the lid main body 3 over the entire circumference, and the drinking spout portion 51 has a mouth and is stored in the container main body 10. You can drink the liquid directly.

Next, the opening / closing operation lid 4 will be described. As shown in FIGS. 1 and 2, the opening / closing operation lid 4 has a cylindrical opening / closing operation lid cylindrical portion 41 and an opening / closing operation lid formed on the upper end side in the vertical direction which is the axial direction of the opening / closing operation lid cylindrical portion 41. It is provided with a top plate 42. The opening / closing operation lid cylindrical portion 41 is formed to have substantially the same diameter as the cylindrical portion 31 of the lid main body 3.

The opening / closing operation lid cylindrical portion 41 is provided with a locked portion 411 at the front portion (Y2 side portion) that is unlockably locked by the lock claw 341a of the lock operation piece 341. The locked portion 411 is formed so as to project outward and forward from the outer surface of the opening / closing operation lid cylindrical portion 41.

A packing mounting portion 421 for closing the liquid passage hole is provided on the lower surface of the opening / closing operation lid top plate 42, and the liquid passage hole 53 of the spout member 5 is sealed in the packing mounting portion 421 for closing the liquid passage hole. A packing 63 for closing the liquid passage hole is attached.

The packing attachment portion 421 for closing the liquid passage hole of this embodiment has a cylindrical shape, and is integrally formed on the lower surface of the opening / closing operation lid top plate 42 so that its axial direction is along the vertical direction. Then, the liquid passage hole closing packing 63 is attached to the liquid passage hole closing packing attachment portion 421.

Specifically, the packing 63 for closing the liquid passage hole is a bottomed cylindrical one made of synthetic rubber, and a substantially hemispherical sealing plug portion 631 for sealing the liquid passage hole 53 is provided at the lower end portion thereof. Then, the upper portion of the liquid passage hole closing packing 63 is fitted into the liquid passage hole closing packing attachment portion 421 from the lower side, so that the liquid passage hole closing packing 63 is attached to the liquid passage hole closing packing attachment portion 421. Has been done.

In the opening / closing operation lid 4 configured in this way, the rear side of the opening / closing operation lid cylindrical portion 41 is pivotally supported by the shaft support portion 33 of the lid main body 3 via the rotation shaft 71. As a result, the opening / closing operation lid 4 is rotated by 160 ° to 200 ° from the closing position of FIG. 1 covering the drinking spout member 5 to the opening position (not shown) in which the drinking spout member 5 is opened. It is said that it can be opened and closed with.

Further, the opening / closing operation lid 4 pivotally supported via the rotating shaft 71 is urged from the closed position to the open position by the torsion coil spring 72 which is an urging member attached to the rotating shaft 71.

Further, the opening / closing operation lid 4 seals the liquid passage hole 53 of the spout member 5 with the liquid passage hole closing packing 63 attached to the liquid passage hole closing packing attachment portion 421 at the closing position shown in FIG. The locked portion 411 is engaged with the lock claw 341a of the lock operation piece 341 and is in a locked state.

Next, the operation of the portable tumbler 1 having the lid member of the present invention will be described. When the lid member 2 is attached to the container body 10 and the opening / closing operation lid 4 is arranged in the closed position, when drinking a liquid stored in the container body 10, for example, drinking water, the pressing operation piece 342 of the lid body 3 is moved upward. Slide to. As a result, as shown in FIG. 1, the pressing operation portion 342a is in a state where the pressing operation portion 342a is located above the retaining portion 312 of the cylindrical portion 31.

Then, from this state, the pressing operation portion 342a is pressed toward the cylindrical portion 31 side (Y1 side). As a result, the lock operation piece 341 rotates around the shaft 343 against the urging force of the torsion coil spring 344 to be released from the locked portion 411 of the open / close operation lid 4, and the open / close operation lid 4 is unlocked. The unlocked opening / closing operation lid 4 rotates to the opening position by the urging force of the torsion coil spring 72. Therefore, in this state, for example, the liquid in the container body 10 can be directly drunk by attaching a mouth to the mouthpiece portion 51 of the mouthpiece member 5.

At that time, since the engaged portion 54 is arranged below the upper end of the spout member 5, in other words, the engaged portion 54 does not project upward from the upper end of the spout member 5. , The engaged portion 54 does not hit a part of the face and can be made easy to drink.

Further, since the mouthpiece member engaging portion 334 is arranged below the upper end surface of the lid body 3, the mouthpiece member engaging portion 334 of the lid body 3 and the mouthpiece member 5 are engaged. In a state where the portions 51 are engaged with each other, it is possible to prevent the engaging portion 334 for the spout member and the engaged portion 51 of the spout member 5 from protruding from the upper end surface of the lid body 3, and the lid body 3 The upper end surface of the lid can be made easy to clean.

When cleaning the portable tumbler 1, first, the lid member 2 is removed from the container body 10. Then, with the opening / closing operation lid 4 in the open position, the upper end of the spout portion 51 of the spout member 5 is pressed downward against the lid body 3. As a result, the engaged portion 54 of the spout member 5 and the spout member engaging portion 334 of the lid body 3 are disengaged, and the spout member 5 is disengaged from the lid body 3 (see FIG. 13).

At that time, the lid body 3 is placed on the inner peripheral wall 333 of the receiving hole 332 in which the length L1 in the left-right direction (first direction, X1-X2 direction) is larger than the length L2 in the front-rear direction (second direction, Y1-Y2). The engaging portion 334 for the spout member is formed, and the area of the top plate 32 in the second direction is smaller than that in the first direction. As a result, the lid body 3 is more likely to be deformed in the left-right direction as compared with the front-rear direction, and the engaged portion 54 of the mouthpiece member 5 and the engagement portion 334 for the mouthpiece member of the lid body 3 can be easily disengaged. .. As a result, the operation of removing can be facilitated. Moreover, even if it is used repeatedly, the settling of the engaged portion 54 and the engaging portion 334 for the spout member can be suppressed.

Further, when pressing the upper side of each of the engaged portions 54 of the spout member 5 engaged with the spout member engaging portion 334, the spout member engaging portion 334 is the shaft support portion 33 and the lock operation piece. Since it is arranged along the left-right direction (second direction) substantially orthogonal to the front-rear direction (first direction) along the line P connecting the 341 and on both sides of the connecting line P, the opening position is The opening / closing operation lid 4 or the opening / closing operation lid lock portion 34 of the lid main body 3 is less likely to get in the way, and the removal operation can be easily performed.

By the above operation, the mouthpiece member 5 is detached from the lid body 3, and the disassembled mouthpiece member 5 and the lid body 3 can be washed.

On the other hand, when the mouthpiece member 5 is attached to the lid body 3, the mouthpiece member 5 is pushed into the receiving hole 332 of the lid body 3 from below as shown in FIG. As a result, as shown in FIG. 1, the mouthpiece portion 51 of the mouthpiece member 5 protrudes upward from the upper end of the lid body 3, and the engaged portion 54 of the mouthpiece member 5 and the mouthpiece member of the lid body 3 The spout member 5 can be attached to the lid body 3 by engaging with the engaging portion 334.

Even in this case, the lid body 3 is easily deformed in the left-right direction, and the engaged portion 54 of the drinking spout member 5 and the engaging portion 334 for the drinking spout member of the lid body 3 are easily engaged and engaged. It is possible to suppress the sagging of the joint portion 54 and the engaging portion 334 for the spout member.

Further, upon pressing, the lower side of each of the engaged portions 54 of the spout member 5 engaged with the spout member engaging portion 334 can be pressed, and the opening / closing operation lid 4 at the opening position or the lid body 3 can be opened / closed. The lock portion 34 for the operation lid is less likely to get in the way, and the mounting operation can be easily performed.

Moreover, since the two spout member engaging portions 334 are formed so that their positions in the vertical direction are substantially the same as each other, the two spout member engaging portions 334 are engaged with the spout member 5. It can be engaged with the joint portion 51 substantially at the same time, facilitating the engagement operation.

Further, from this state, when the opening / closing operation lid 4 at the opening position is rotated to the closing position against the urging force of the torsion coil spring 72, the lower surface of the locked portion 411 becomes the lock claw 341a of the lock operation piece 341. Press the top surface. By this pressing, the lock operation piece 341 rotates around the shaft 343 against the urging force of the torsion coil spring 344, and the locked portion 411 enters below the lock claw 341a. Then, when the locked portion 411 enters below the lock operation piece 341a, the lock operation piece 341 returns to the original state by the urging force of the torsion coil spring 344, and the locked portion 411 is locked by the lock claw 341a of the lock operation piece 341. The state shown in FIG. 1 is obtained.

In this locked state, the spout portion 51 of the spout member 5 is covered with the opening / closing operation lid 4, and the liquid passage hole 53 of the spout member 5 is sealed by the sealing portion 631 of the packing 63 for closing the liquid passage hole. It is in a state of being.

In the above embodiment, the mouthpiece member engaging portion 334 of the lid body 3 is formed in a convex portion, and the engaged portion 54 of the mouthpiece member 5 is formed in a concave portion, but the present invention is limited to this embodiment. However, it can be changed as appropriate. For example, the engaging portion 334 for the spout member may be formed in the concave portion, and the engaged portion 54 may be formed in the convex portion.

1 Portable tumbler 2 Lid member 3 Lid body 4 Opening and closing operation lid 5 Drinking port member 10 Container body 33 Shaft branch 34 Opening and closing operation lid lock part 53 Liquid passage hole 54 Engagement part 334 Engaging part for drinking port member

Claims (7)

It has a lid body that is attached to the upper end of the container body and has a receiving hole that extends in the vertical direction, and a spout portion, and is inserted into the receiving hole so that the spout portion projects upward from the container body. A lid member including a spout member and an opening / closing operation lid attached to the lid body so as to be openable / closable between a closed position covering the spout portion and an opening position for opening the spout portion.
The lid body is formed on the rear side of the receiving hole to pivotally support the opening / closing operation lid, and is formed on the front side of the receiving hole to lock the opening / closing operation lid so as to be releaseable at the closed position. The lock portion for the opening / closing operation lid is provided along the second direction substantially orthogonal to the first direction along the line connecting the shaft support portion and the locking portion for the opening / closing operation lid, and on both sides of the connecting line. Equipped with two engaging parts for the spout member,
The spout member is detachably engaged with the spout member engaging portion at a position corresponding to the spout member engaging portion so as to restrict the downward movement of the spout member. With two engaged parts
The engaging portion for the spout member is projected from the inner peripheral wall extending downward from the edge portion of the receiving hole to the inside of the receiving hole so as to be arranged below the upper end surface of the lid body. ,
The engaged portion has a lower surface that is provided below the upper end surface of the lid body and is in contact with the upper surface of the mouthpiece member engaging portion.
The spout member has a side surface extending upward from the lower surface of the engaged portion along the inner peripheral wall and above the upper end surface of the lid body.
The lid member is characterized in that the height from the upper surface of the engaging portion for the drinking spout member to the upper end surface of the lid body is higher than the height in the vertical direction of the engaging portion for the drinking spout member. The vertical movement of the mouthpiece member between the mouthpiece member and the inner peripheral wall of the receiving hole in a state where the mouthpiece member engaging portion and the engaged portion are engaged with each other. The lid member according to claim 1, wherein a clearance is provided so as to allow the above-mentioned tilt in the first direction and regulate the inclination in the first direction. The lid main body includes a cylindrical cylindrical portion and a top plate provided at the upper end portion of the cylindrical portion.
The lid member according to claim 1 or 2, wherein the receiving hole is formed on the top plate so that the length in the second direction is larger than the length in the first direction. The lid member according to any one of claims 1 to 3, wherein the two mouthpiece member engaging portions are formed so that the positions in the vertical direction are substantially the same as each other. The lid member according to any one of claims 1 to 4, wherein the engaged portion is arranged below the upper end of the spout member. The lid member according to any one of claims 1 to 5 , wherein the engaging portion for the spout member and the inner peripheral wall of the receiving hole are formed by one member. The lid member according to any one of claims 1 to 6 , wherein the engaged portion and the spout portion are formed of one member.

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