JP2011093544A - Double lock structure for beverage container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a double lock structure that prevents, by double locking a plug by a stopper provided to a lid of a beverage container, the lid from unexpectedly opening when the container is not used so as to improve a security. <P>SOLUTION: On a side t opposite to a hinge h of a lid 5 for being locked by a lock 3 of a plug 2, a locked piece constituted by a hook piece 50 is formed, and a stopper 6 is provided to an upper part of the hook piece 50 of the lid 5. The stopper 6 is formed to be slidable upward and downward and has a downward concave 60 at a lower end 61. A lock convex 30 for being fitted by the downward concave 60 of the stopper 6 is formed at the upper end 31 of the lock 3. In a state in which the lock 3 is hooked by the hook piece 50, by sliding the stopper 6 of the lid 5 downward so that the downward concave 60 of the stopper 6 fits into the lock convex 30 of the lock 3, the operation of the lock 3 of the plug 2 can be restrained. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a double lock structure for a beverage container, and more specifically, a lid member attached to a beverage container such as a bottle type so as to be freely opened and closed is used as a closure member during transportation or storage. In contrast, the present invention belongs to the technical field of a double-lock structure in a beverage container that is double-locked to improve safety.

  In recent years, various bottle-type beverage containers have been developed. Among them, there is a direct drinking beverage container that is convenient to carry and easy to use.

  For example, Japanese Patent Application Laid-Open Publication No. 2006-158729 of the following document 1 discloses that a single-open lid that opens and closes around one side of the upper end of the bottle body, a single-open lid that is locked in a closed position, and unlocked. And a locking mechanism that locks the one-sided lid in the closed position, and a preliminary operation in a direction different from the operation direction of locking and unlocking the locking member. A single-open bottle (Claim 1) is provided, comprising: a lock releasing member that releases the lock by the lock member by continuous operation with the lock member in the direction of the unlocking operation. Yes.

Japanese Patent Laid-Open No. 2006-158729

  The single-open bottle described in Patent Document 1 can be easily unlocked by a continuous operation of the preliminary operation of the unlocking member and the main operation in the unlocking direction accompanied by the locking member. Due to the convenience of operation, the lid may open unexpectedly. Further, since the unlocking member is displaced downward from the locked position to the unlocked position, if the sliding part of the unlocking member is worn, the unlocking member is easily displaced to the unlocked position and is unexpectedly moved. There is no denying the danger of the lid opening.

  Thus, in the conventional lock structure in which the lock member and the lock release member are provided on the shoulder member (plug member) side of the bottle body as described above, one-handed operation can be performed, and the upper and lower parts while being carried There is a problem that the lid opens due to the shaking of the direction or some impact.

  Accordingly, an object of the present invention is to provide a double-locking member (stopper part) on the side of the lid member that is attached to the beverage container so as to be openable and closable. To provide a double lock structure for a beverage container that is double-locked with respect to a member, and has an increased safety without the risk of the lid member opening unexpectedly during transportation or storage and the beverage spouting out.

As means for solving the above problems, the double lock structure of the beverage container according to the first aspect of the present invention is such that the upper end portion 2a of the stopper member 2 detachably attached to the upper opening portion 1a of the beverage container 1 In a lock structure in which one end 5a is openably and closably connected by a hinge h, and a lock portion 3 is provided at a corresponding position p of the plug member 2 to lock or unlock the other end 5b of the lid member 5.
A locked portion 50 is formed at the other end 5 b of the lid member 5 that is locked by the lock portion 3 of the plug member 2, and a stopper portion 6 is provided on the lid member 5 in the upper part s of the locked portion 50. The stopper portion 6 is slidable in the vertical direction, and the stopper of the lid member 5 is in a locked state in which the lock portion 3 of the plug member 2 is engaged with the locked portion 50 of the lid member 5. The portion 6 is slid downward and is configured to restrain the operation of the lock portion 3 of the plug member 2.

In the double lock structure of the beverage container according to the second aspect of the present invention, the end 5a of the lid member 5 is connected to the upper end 2a of the stopper member 2 detachably attached to the upper opening 1a of the beverage container 1 by a hinge h so as to be opened and closed. Then, the lid member 5 is urged by the spring 4a in the opening direction k, and the lock portion 3 having elasticity capable of locking or unlocking the opposite side t of the hinge h of the lid member 5 is a corresponding position of the plug member 2. In the lock structure provided in p,
On the opposite side t of the hinge h of the lid member 5 that is locked by the lock portion 3 of the plug member 2, a locked portion made of the locked piece 50 is formed, and an upper portion of the locked piece 50. A stopper portion 6 is provided on the lid member 5 at s, and this stopper portion 6 is slidable in the vertical direction. A stopper portion 6 having a downward convex portion 60 is formed at the lower end 61, and the stopper portion 6 faces downward. A lock recess 30 in which the protrusion 60 fits is formed at the upper end 31 of the lock portion 3, and the lock portion 3 of the plug member 2 is locked to a locked piece 50 that is a locked portion of the lid member 5. In the locked state, the stopper portion 6 of the lid member 5 is slid downward and the downward convex portion 60 of the stopper portion 6 is fitted into the lock concave portion 30 of the lock portion 3, whereby the lock portion 3 of the plug member 2 is Operation Characterized in that it is configured bundle freely.

  In the double lock structure of the beverage container according to the third aspect of the present invention, a pair of left and right holes formed in the upper portion s of the locked portion 50 of the lid member 5 and formed in the back surface 63 of the stopper portion 6 are formed. The arm portions 65, 65 are hooked on the window hole 7, and a projecting piece 64 for vertically moving is projected on the front surface 62 of the stopper portion 6.

  In the double lock structure for a beverage container according to a fourth aspect of the present invention, a horizontal protrusion 72 protruding in the horizontal direction is formed on the upper outer side 73 of the column 70 formed at the lower end center 71 of the window hole 7 of the lid member 5. An upper concave portion 66 and a lower concave portion 67 are formed between the left and right arm portions 65, 65 on the back surface 63 of the stopper portion 6. When the stopper portion 6 is slid downward and the horizontal convex portion 72 of the column 70 is fitted into the upper concave portion 66 of the stopper portion 6, the downward convex portion 60 of the stopper portion 6 is the locking concave portion 30 of the lock portion 3. And the positioning of the stopper portion 6 of the plug member 2 is restricted, or the stopper portion 6 of the lid member 5 is slid upward, and the horizontal projection 72 of the column 70 is below the stopper portion 6. Fits into side recess 67 When the downward projecting portion 60 of the stopper portion 6 is released from the locking recesses 30 of the locking portion 3, the locking portion 3 of the plug member 2 is characterized by being configured to freely operate.

  In the double lock structure of the beverage container of the present invention according to claim 1, a locked portion is formed at the other end of the lid member locked by the locking portion of the stopper member, and the lid at the upper portion of the locked portion. A stopper is provided on the member. The stopper is slidable in the vertical direction. The stopper of the lid member is moved downward in a locked state where the locking portion of the plug member is locked to the locked portion of the lid member. Since it is configured to be able to restrain the operation of the locking part of the plug member by sliding, it can be double-locked reliably without being erroneously operated by the stopper part provided on the lid member side instead of the plug member side. In addition, the lid member is prevented from unfolding due to the unexpected operation of the lock portion during transportation, storage, etc., and this contributes to the provision of a beverage container having a safe structure in which the beverage in the beverage container does not spout.

  In particular, as in the invention of claim 2, a locked portion made of a locked piece is formed on the opposite side of the hinge of the lid member locked by the locking portion of the plug member, and the locked portion A stopper part is provided on the lid member at the top of the piece, the stopper part is slidable in the vertical direction, a downward convex part is formed at the lower end, and the lock concave part in which the downward convex part of the stopper part fits is locked. Since the stopper portion of the lid member is slid downward in the locked state where the locking portion of the plug member is locked to the locking piece which is the locked portion of the lid member, the stopper portion is By fitting the downward convex part into the lock concave part of the lock part, it contributes to the improvement of safety that reliably restrains the operation of the lock part of the plug member.

  In the double lock structure for a beverage container according to the present invention of claim 3, a window hole is formed in the upper part of the locked part of the lid member, and a pair of left and right arms formed on the back surface of the stopper part are hooked on the window hole. When the beverage container is carried or stored, when the beverage container is carried or stored, the stopper portion of the lid member is locked to the locking portion of the stopper member. In the locked state where the locking part of the plug member is locked to the locked part of the lid member, the stopper part can be removed from the window hole just by pressing the upper side of the protruding part of the stopper part located above with the index finger. The stopper is moved downward without being disengaged, and the downward convex portion of the stopper portion is fitted into the lock concave portion of the lock portion of the plug member, so that double locking is ensured.

  On the other hand, when drinking a beverage in the container, in order to release the locked state of the stopper portion of the lid member, the stopper portion is simply pushed upward with a thumb or the like on the lower side of the protruding portion of the stopper portion positioned below. Since it is moved upward without coming off the window hole and the double lock state by the stopper part is released, if the outer lower part of the lock part of the plug member is pushed, the locked part of the lid member is released and the lid member Automatically opens in the opening direction and can be directly taken without difficulty at the open mouth.

  Further, in the present invention of claim 4, a horizontal convex portion protruding in the horizontal direction is formed on the upper outer side of the support column formed in the window hole of the lid member, and between the left and right arm portions on the back surface of the stopper portion, Since the upper concave portion and the lower concave portion formed in the horizontal direction are formed, the stopper portion of the lid member is slid downward when the stopper portion of the lid member is locked to the locking portion of the plug member. When the horizontal convex part of the column fits into the upper concave part of the stopper part, the downward convex part of the stopper part fits into the locking concave part of the lock part and is positioned and fixed, so that the locking part of the plug member is reliably operated. It is a safety design that is constrained by.

  On the other hand, when releasing the locked state of the stopper part of the lid member, when the stopper part of the lid member is slid upward and the horizontal convex part of the column is fitted into the lower concave part of the stopper part, Since the downward convex part of the stopper part is reliably released from the lock concave part of the lock part, the lock part of the plug member can be moved without any trouble.

It is sectional drawing which showed the state by which the cover member in the double lock structure of the drink container of this invention was opened.

It is sectional drawing which showed the process in which a cover member is closed from the state of FIG.

It is sectional drawing which showed the state which contact | abutted the cover member to the plug member, pushing the locking part of the plug member.

It is sectional drawing which showed the locked state in which the lock part was latched by the to-be-locked part.

It is sectional drawing which showed the double locked state by the stopper part of a cover member.

A and B are an upper perspective view and a lower perspective view showing a lid member.

A and B are a partially enlarged sectional view and a lower perspective sectional view showing the structure of the stopper portion of the lid member.

A and B are the general view and back view which expanded and showed the stopper part of a cover member.

A and B are the upper perspective view and the lower perspective view which showed the window hole except the stopper part of the cover member.

A, B, and C are perspective views showing the double locking procedure of the lid member.

It is the whole figure which showed the drink container provided with the double lock structure.

  A preferred embodiment of the double lock structure of the beverage container of the present invention will be described below with reference to the drawings. In addition, since the embodiment regarding the invention of Claims 1-4 is common, it demonstrates collectively as follows.

  In the beverage container having the double lock structure of the present embodiment, as shown in FIG. 11 showing the general view, the plug member 2 made of synthetic resin is attached to and detached from the upper opening 1a of the beverage container 1 of the cylindrical body. It is free. On the upper part of the stopper member 2, a drinking mouth portion 9 for direct drinking is protruded (see FIG. 10A). On the other hand, a packing portion 54 made of silicon rubber is provided on a support piece 53 protruding downward at the upper part of the back side surface of the lid member 5 to be described later, and when the lid member 5 is completely closed, It comes into contact with the mouth 9 and can be sealed (see FIG. 5).

  As shown in FIG. 1, one end 5a of a synthetic resin lid member 5 is connected to one side of the upper end portion 2a of the plug member 2 by a hinge h so that the lid member 5 can be opened and closed. It is biased by a spring 4a. Specifically, as shown in FIG. 6B, at one end 5a of the lid member 5, left and right arm portions 52, 52 projecting outwardly forming the hinge h are formed, and shaft holes 52a are formed in the arm portions 52, respectively. Has been. A shaft hole 20a is also formed in the upper end portion 2a of the plug member 2, and the lid member 5 is opened by a spring 4a mounted on the hinge shaft 4 that passes through the shaft holes 52a, 20a, 52a having the same position. The spring is biased in the direction k.

  In the plug member 2, a lock portion 3 that can lock or unlock the other end 5 b of the lid member 5 on the opposite side t of the hinge h is provided at a corresponding position p of the other end 5 b of the lid member 5. . The lock portion 3 has a substantially central portion connected to the outside of the plug member 2 by a pin 34, and the upper end 31 is movable inward and outward by pushing the outer lower portion 33 inward. A spring 8 is mounted inside the outer lower portion 33 of the lock portion 3, and the upper end 31 does not move outward unless the outer lower portion 33 is pressed, and the lock portion 3 cannot be unlocked. .

  The upper end 31 of the lock portion 3 is bent inward, and the bent hollow interior is formed in the locking portion 32. The locked piece 50 of the lid member 5 is locked to the locking portion 32 and locked. That is, as a position corresponding to the locking portion 32 of the lock portion 3, a locked portion composed of a locked piece 50 protruding horizontally outward is formed on the opposite side t of the hinge h of the lid member 5. The locked piece 50 can be locked to the locking portion 32.

  A lock recess 30 that is slightly recessed is formed at the upper end 31 of the lock portion 3 that forms the locking portion 32. This is because a downward convex portion 60 of a stopper portion 6 of the lid member 5 to be described later is fitted into the lock concave portion 30 and double-locked.

  Here, the window hole 7 and the support | pillar 70 in which the stopper part 6 by the side of the cover member 5 is latched are demonstrated. As shown in FIG. 9, the window hole 7 is formed in the upper part s of the locked portion 50 of the lid member 5, and the column 70 is formed to stand upright at the lower end center 71 of the window hole 7. That is, the window hole 7 is formed so that the outer periphery of the support column 70 is cut out in an inverted concave shape. A horizontal protrusion 72 protruding in the horizontal direction is formed on the upper outer side 73 of the column 70 formed in the window hole 7.

  The stopper portion 6 provided on the lid member 5 side will be described.

  The stopper portion 6 is provided on the lid member 5 in the upper portion s of the locked piece 50 described above, and is slidable in the vertical direction as shown in FIGS. Is formed as a downward convex portion 60 protruding downward in a curved shape.

  As shown in FIG. 8B, a pair of left and right arm portions 65, 65 are formed on the back surface 63 of the stopper portion 6. ing. Therefore, as shown in FIG. 6B, the arms 65, 65 have their tips 65a, 65a inserted into the window holes 7 and hooked.

  Further, an upper concave portion 66 and a lower concave portion 67 are formed between the left and right arm portions 65, 65 shown in FIG. As the stopper portion 6 slides up and down, the horizontal convex portion 72 of the column 70 is fitted into either the upper concave portion 66 or the lower concave portion 67 so that the stopper portion 6 is positioned and fixed ( (See FIG. 7).

  Furthermore, as shown in FIG. 6A, a protrusion piece 64 that protrudes horizontally is provided on the front surface 62 of the stopper portion 6 so that the stopper portion 6 itself can be easily moved up and down. In addition, if the embodiment which attach | subjects conspicuous dark colors, such as red, and a fluorescent color, only this stopper part 6 is employ | adopted, it can distinguish clearly from the lock part 3, and the person who uses this drink container 1 finally becomes a stopper part. You may be alerted not to forget the double lock by 6.

  Therefore, in the locked state where the lock portion 3 of the plug member 2 as shown in FIG. 4 is locked to the locked piece 50 (locked portion) of the lid member 5, the protruding piece 64 is pushed downward to stop the stopper portion 6. Is moved downward, the horizontal convex portion 72 of the column 70 is fitted into the upper concave portion 66 of the stopper portion 6 (FIG. 7A), and the downward convex portion 60 of the stopper portion 6 is the locking portion 3 on the front surface. The lock recess 30 is fitted and positioned and fixed, and the operation of the lock portion 3 of the plug member 2 is restrained to be securely double-locked (FIGS. 5 and 10C).

  At this time, even if the lock portion 3, particularly the outer lower portion 33 is unexpectedly pushed or vibrated, the lock portion 3 is kept stationary and the stopper portion 6 does not move upward. Is firmly held.

  In this state, when the protruding piece 64 is pushed upward with a thumb or the like and the stopper portion 6 is slid upward, the horizontal convex portion 72 of the column 70 fits into the lower concave portion 67 of the stopper portion 6 on the back surface, and on the front surface. The downward convex part 60 of the stopper part 6 is released from the lock concave part 30 of the lock part 3, and the double locked state by the stopper part 6 is first released (FIGS. 4 and 10B).

  Therefore, since the lock portion 3 of the plug member 2 can be operated, the lid member can be formed by pushing the outer lower portion 33 of the lock portion 3 of the plug member 2 and opening the upper locking portion 32 outward as shown in FIG. 5 is released, the preceding lock is released (FIG. 2), the lid member 5 is automatically opened in the opening direction k, and the drinking portion 9 in the open state is opened. Can drink directly and smoothly (Fig. 1).

  When the lid member 5 is closed after drinking, the lid member 5 is brought into contact with the plug member 2 while the outer lower portion 33 of the lock portion 3 of the plug member 2 is pressed with the finger y (FIG. 10A, FIG. 2). (FIGS. 1 to 3), the finger is released from the outer lower portion 33 of the lock portion 3. If it does so, the latching | locking part 32 of the lock | rock part 3 will be latched by the to-be-locked part 50 with a spring bias, and will be locked (FIG. 4, FIG. 10B). Thereafter, similarly to the above, if the projecting piece 64 of the stopper portion 6 is slid downward with a finger, the downward convex portion 60 is fitted into the lock concave portion 30, and the closed lid member 5 is securely double-locked. (FIG. 10C, FIG. 5).

DESCRIPTION OF SYMBOLS 1 Beverage container 1a Opening top 2 Plug member 2a Upper end part 3 Lock part 30 Lock recessed part 31 Upper end 4a Spring 5 Lid member 5a One end 5b Other end 50 Locked part (locking piece)
6 Stopper part 60 Downward convex part 61 Lower end 62 Front face 63 Rear face 64 Projection piece 65 Arm part 66 Upper concave part 67 Lower concave part 7 Window hole 70 Lower end center 72 Horizontal convex part 73 Upper outer part 8 Spring s Upper part p Corresponding position h Hinge t Opposite side k Opening direction

Claims (4)

One end of the lid member is hinged to the upper end portion of the plug member that can be attached to and detached from the upper opening of the beverage container so that the lid member can be opened and closed, and a lock portion that can lock or unlock the other end of the lid member is a corresponding position of the plug member. In the lock structure provided in
A locked part is formed at the other end of the lid member locked by the locking part of the stopper member, and a stopper part is provided on the lid member at the upper part of the locked part. The stopper portion of the lid member is slid downward to operate the stopper portion of the plug member in a locked state where the stopper portion of the stopper member is locked to the locked portion of the lid member. A double lock structure for a beverage container, characterized in that it is configured to be freely constrained. One end of the lid member is connected to the upper end portion of the plug member detachably attached to the upper opening of the beverage container by a hinge that can be opened and closed, and the lid member is spring-biased in the opening direction. In a lock structure in which a lock portion having elasticity that can be locked or unlocked is provided at a corresponding position of the plug member,
On the opposite side of the hinge of the lid member locked by the locking portion of the plug member, a locked portion made of a locked piece is formed, and a stopper portion is provided on the lid member above the locked piece. The stopper part is slidable in the vertical direction, a downward convex part is formed at the lower end, and a lock concave part in which the downward convex part of the stopper part fits is formed at the upper end of the lock part, In a locked state in which the locking portion of the plug member is locked to the locked piece that is the locked portion of the lid member, the stopper portion of the lid member is slid downward and the downward convex portion of the stopper portion is the locking portion. A double lock structure for a beverage container, wherein the operation of the lock portion of the plug member is constrained by being fitted into the lock recess.   A window hole is formed in the upper portion of the locked portion of the lid member, and a pair of left and right arms formed on the back surface of the stopper portion is hooked on the window hole, and a protruding piece for vertical movement on the front surface of the stopper portion. The double-lock structure for a beverage container according to claim 1 or 2, wherein:   A horizontal projection protruding in the horizontal direction is formed on the outer side of the upper part of the column formed at the center of the lower end of the window hole of the lid member, and the back of the stopper is vertically recessed with a horizontal recess between the left and right arms. When the stopper part of the lid member is slid downward and the horizontal convex part of the column fits into the upper concave part of the stopper part, the stopper part is formed. The downward convex part fits into the lock concave part of the lock part and is positioned and fixed, and the operation of the lock part of the plug member is restrained, or the stopper part of the lid member is slid upward, and the horizontal convex part of the column is the stopper 4. The stopper is configured such that the downward convex portion of the stopper portion is released from the lock concave portion of the lock portion and the lock portion of the plug member is operable when fitted into the lower concave portion of the stopper portion. Described in Double lock structure of the beverage container.