JP4986885B2 - Misoperation prevention cap - Google Patents

Description

  The present invention has a main body that is screwed into a container mouth portion to seal the mouth portion, and an exterior body that idles around the main body and rotates together with the main body by being pushed up, at least the container mouth portion The present invention relates to a technique for preventing an erroneous operation, such as a child proof cap, which can be removed from the vehicle, and for informing the unopened state of the cap.

A conventional cap for preventing misoperation includes a main body in which a cylindrical wall hangs down from a top wall arranged on the upper side of the container mouth and is detachably screwed to an outer surface of the container mouth, and an upper side of the top wall of the main body. There is a structure in which a cylindrical wall hangs down from a top wall arranged on the outer wall and surrounds an outer surface of the cylindrical wall of the main body (see, for example, Patent Document 1).
Japanese Utility Model Publication No. 58-956

  These caps can be opened only by performing a special operation of pushing down the exterior body and rotating it. This effectively prevents accidental operation and mischief of the cap. When opening, it was not possible to recognize whether it was already opened or unopened.

  Moreover, even if the unopened state of the cap is visually grasped, the determination may be difficult, and it is preferable that the user can experience that the cap has been unopened by a series of operations performed when opening the cap.

  An object of the present invention is to provide a novel operation-preventing cap that can be visually or physically sensed for its unopened state.

  The present invention includes a main body having a top wall arranged on the upper side of the container mouth portion, and a cylindrical wall suspended from the top wall so as to be detachably screwed to the outer surface of the container mouth portion, and an upper side of the top wall of the main body. A cylindrical wall that hangs from the ceiling wall and surrounds the outer surface of the cylindrical wall of the main body. A cap for preventing an erroneous operation that can be removed from at least the container mouth by rotating together, and the top wall of the main body is provided with a convex portion that protrudes toward the top wall of the exterior body, and the top wall of the exterior body In addition, a separator that is pushed out into a predetermined shape from the top wall of the exterior body by pressing from the convex portion when the exterior body is pressed down is provided.

  The separating body according to the present invention may be connected to the inside of the opening formed in the top wall of the exterior body via a plurality of connecting pieces that can be broken by pressing from the convex portion of the main body. .

  Moreover, the separation body according to the present invention may be formed on the top wall of the exterior body by a thin line that can be broken by pressing from the convex portion of the main body.

  Furthermore, according to the present invention, it is also possible to provide the cylindrical wall of the main body and the cylindrical wall of the exterior body with a locking portion that cooperates with each other when the exterior body is pushed down and maintains the pushed-down state. .

  The locking portion is configured to be hooked to the cylindrical wall of the main body when the outer body is pushed down, for example, a configuration of a convex portion provided on the main body and a concave portion or a convex portion provided on the outer body to be fitted to the main body. Can be arranged in the opposite direction.

  According to the present invention, before opening the cap, by visually recognizing that there is a separated body in the exterior body, the user can visually recognize that it was in an unopened state, When opening the cap, when the outer body is pushed down to rotate together with the main body, the separation body provided on the top wall of the outer body is pushed out by the convex part provided on the main body, so that the user is not It can be recognized visually and bodily that it has been opened.

  In particular, if the convex portions of the main body are decorated with coloring or engraving, visual recognition after the separated body is pushed out is further ensured.

  Therefore, according to the present invention, it is possible to provide a novel operation-preventing cap that can be visually or physically sensed for its unopened state.

  Furthermore, in the present invention, if a locking portion is provided on the cylindrical wall of the main body and the cylindrical wall of the exterior body so as to cooperate with each other when the exterior body is pressed down to maintain the pressed state, When the exterior body can be pulled up by adjusting the shape, dimensions, etc. of the stoppers and selecting a suitable engagement state, the prevention of erroneous operation should be maintained, and the exterior body cannot be pulled up. In this case, it is possible to selectively use such that it functions as a normal cap.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

  1A and 1B are a top view of a misoperation preventing cap (hereinafter referred to as a “cap”) 1 which is an embodiment of the present invention, and a side view showing a side surface of the container together with a part of the container. FIG. 2 is a side view showing the state after opening in a section together with the container. FIG. 3 is a perspective view of the main part illustrating the means for urging the exterior body upward with respect to the main body.

  Reference numeral 2 denotes a main body constituting a part of the cap 1. The main body 2 includes a top wall (hereinafter referred to as “main body side ceiling wall”) 2a disposed above the mouth portion (hereinafter referred to as “container mouth portion”) 21 of the container 20 and a suspension from the main body side top wall 2a. And a cylindrical wall (hereinafter referred to as “main body side cylindrical wall”) 2b surrounding the outer periphery of the container mouth portion 21 around the central axis (hereinafter referred to as “cap central axis”) O of the cap 1, and synthetic resin or the like Is integrally formed.

  On the inner peripheral surface of the main body side cylindrical wall 2b, a female screw portion 2c that is screwed into the male screw portion 22 formed on the outer peripheral surface of the container mouth portion 21 is formed. Thereby, the main body 2 can be detachably screwed to the container mouth portion 21.

  Further, as shown in FIG. 3, an elastic tongue piece 2d that can be deformed and restored is integrally provided on the main body side top wall 2a. The elastic tongue pieces 2d elastically support an exterior body 3 to be described later, and a plurality of elastic tongue pieces 2d are formed around the cap center axis O with a space therebetween. In addition, the elastic tongue piece 2d is accommodated in the through-hole h1 formed in the main body side top wall 2a in the case of the deformation | transformation. Further, a seal member (packing) S is disposed on the back surface of the main body side top wall 2a, and the through hole h1 is also sealed by this seal member.

  Reference numeral 3 also denotes an exterior body that constitutes a part of the cap 1. The exterior body 3 surrounds a top wall (hereinafter referred to as “exterior body side top wall”) 3a disposed above the main body side top wall 2a and an outer surface of the main body side cylindrical wall 2b depending on the top wall 3a. It has a cylindrical wall (hereinafter referred to as “exterior body side cylindrical wall”) 3b and is integrally formed of synthetic resin or the like.

  A circumferential groove 3c is formed on the inner peripheral surface of the exterior body-side cylindrical wall 3b so as to be slidably fitted with a circumferential protrusion 2f formed on the outer peripheral surface of the main body-side cylindrical wall 2b so as to surround the cap center axis O. Has been. Moreover, the exterior body side top wall 3a is urged | biased upward by the elastic tongue piece 2d provided in the main body 2, as shown in FIG.1 (b). That is, the main body 2 supports the exterior body 3 so as to be rotatable around the cap center axis O with a gap C.

  A plurality of ribs 3d are integrally formed on the inner peripheral surface of the exterior body side cylindrical wall 3b so as to hang from the exterior body side top wall 3a with a space around the cap center axis O. On the other hand, on the outer peripheral surface of the main body side cylindrical wall 2b, a recess 2g is formed from the main body side top wall 2a along the cap central axis O around the cap central axis O with a space similar to the rib 3d. Has been. A rib 3d can be fitted into the recess 2g.

  For this reason, as shown in FIG. 2, after the concave portion 2g of the main body 2 and the rib 3d of the exterior body 3 are aligned around the cap center axis O, the elastic tongue piece 2d is formed in the direction indicated by reference numeral D1 in FIG. When the exterior body 3 is pushed into the main body 2 against the urging force (elastic force) of the body, the exterior body 3 that has idled the main body 2 is integrated with the main body 2 by fitting the rib 3d into the recess 2g. Can co-rotate.

  That is, by rotating the exterior body 3 while pushing down or by pushing down the exterior body 3 while rotating, the main body 2 and the exterior body 3 can be integrated and opened and closed like a normal cap.

  In this embodiment, the elastic tongue piece 2d of the main body 2 is provided such that its tip surface (hereinafter referred to as “elastic tongue piece tip surface”) 2e is directed in the direction opposite to the rotation direction when the cap 1 is closed. On the back surface of the exterior body side top wall 3a, there is provided a projection 3p that hangs down from the top wall 3a and rotates against the distal end surface 2e of the elastic tongue piece when the exterior body 3 is rotated in the closing direction.

  In this case, even if the cap 3 is rotated in the direction in which the cap 1 is opened without pushing down the outer casing 3, the projection 3p of the outer casing 3 rides on the slope f of the elastic tongue 2d and presses down the elastic tongue 2d. 3 idles with respect to the main body 2. For this reason, even if it rotates in the direction which opens the exterior body 3 without pushing down the exterior body 3, the cap 1 cannot be opened.

  On the other hand, if the cap 1 is rotated in the direction in which the cap 1 is closed without pushing down the outer casing 3, the projection 3p of the outer casing 3 abuts against the elastic tongue piece front end surface 2e, so that the main body 2 is integrated with the outer casing 3. Rotate. For this reason, the cap 1 can be closed by rotating the exterior body 3 in a closing direction without pushing down the exterior body 3.

  That is, in the case of this embodiment, the cap 1 can be closed without pushing down the outer package 3.

  In this embodiment, as shown in FIG. 2, a through hole h2 into which the projection 3p is fitted is formed separately from the above-described through hole h1 in the main body side top wall 2a by pushing down the exterior body 3. . Thereby, if the exterior body 3 is pushed down so that the protrusion 3p penetrates the through hole h2, the main body 2 and the exterior body 3 can be integrated and opened and closed in the same manner as a normal cap. That is, according to this configuration, the same functions as those of the rib 3d and the recess 2g described above can be exhibited.

  In addition, the main body side top wall 2a is integrally provided with a convex portion 2p protruding toward the exterior body side top wall 3a. In addition, the convex part 2p which concerns on this form is formed in the cylindrical shape centering on the cap central axis O. As shown in FIG.

  On the other hand, the outer body side top wall 3a is separated into a predetermined shape (in this embodiment, a circular shape) from the top wall 3a by pressing from the convex portion 2p when the outer body 2 is pressed down. Are provided integrally.

  The separation body 3v is connected to the inside of the opening formed in the exterior body side top wall 2a via a plurality of connection pieces 3r that can be broken by pressing from the convex portion 2p of the main body 2.

  Thereby, the separation body 3v can always be visually recognized, and when the exterior body 2 is pushed down, it can be separated from the exterior body side top wall 2a and the convex part 2p of the main body 2 can always be visually recognized.

  According to the cap 1 according to the present embodiment, before opening the cap 1, the user visually recognizes that the separated body 3v is present in the exterior body 3 so that the user is in an unopened state. Further, when the cap 1 is opened, when the outer body 3 is pushed down to rotate together with the main body 2, the separating body 3 v provided on the outer body side top wall 3 a is provided with a protrusion provided on the main body 2. By being pushed out by the portion 2p, the user can visually and physically recognize that the user is in an unopened state.

  In particular, if the convex portion 2p of the main body 2 is decorated with coloring or engraving, the visual recognition after the separating body 3v is pushed out becomes more reliable.

  Further, as in this embodiment, the separating body 3v is connected to the inside of the opening formed in the exterior body side top wall 2a via a plurality of connecting pieces 3r that can be broken by pressing from the convex portion 2p. By doing so, it is possible to appropriately adjust the impact generated at the time of breakage by increasing / decreasing the number of the connecting pieces 3r. Therefore, it is possible to freely adjust the feeling that the user receives when opening the cap 1.

  According to the present invention, the separator 3v is broken by increasing or decreasing the thickness of the thin line even if the separator 3v is formed on the exterior body side top wall 3a by a thin line that can be broken by pressing from the convex portion 2p. Since the impact and the like that are sometimes generated can be adjusted as appropriate, the feeling that the user receives when opening the cap 1 can be freely adjusted. In addition, entry of foreign matter into the cap 1 can be suppressed.

  Further, on the inner peripheral surface of the exterior body side tubular wall 3b of the present embodiment, the circumferential protrusion 2f is caught when the exterior body 3 is pushed down using the circumferential protrusion 2f provided on the main body side tubular wall 2b. A circumferential recess 3g that maintains the depressed state is provided. The circumferential protrusion 2f and the circumferential recess 3g constitute a locking portion that cooperates with each other when the exterior body 3 is pushed down to maintain the pushed-down state.

  According to such a configuration, a suitable engagement state is obtained by adjusting the protruding dimension of the peripheral projection 2f as the locking portion from the main body side cylindrical wall 2b, the depth of the peripheral concave portion 3g from the exterior body side cylindrical wall 3b, and the like. By setting, when the exterior body 3 can be pulled up, the prevention of erroneous operation is maintained, and when the exterior body 3 cannot be lifted, a selection is made to function as a normal cap. Use is possible.

  The above is a preferred embodiment of the present invention, but various modifications can be made within the scope of the claims. For example, in this embodiment, the separating body 3v is circular and the convex portion 2p is cylindrical, but the shape of the separating body 3v can be selected as appropriate, and the shape of the convex portion 2p that presses the separating body 3v is also In addition, any shape that can press the separator 3v can be selected as appropriate.

  The configuration of the rib 3d and the recess 2g and the configuration of the protrusion 3p and the through hole h2 may be at least one of them. Moreover, the elastic tongue piece 2d can also be provided on the back surface of the exterior body side top wall 3a. In this case, since it is not necessary to form the through holes h1 and h2 in the main body side top wall 2a, the seal member S fitted to the back surface of the main body 2 is not necessary, so that the number of parts can be reduced. it can.

(a), (b) is a top view of a misoperation preventing cap which is an embodiment of the present invention, and a side view showing a side surface of the cap together with a part of the container. It is a side view which shows the state after opening in the form with a container in a cross section. It is the principal part perspective view which illustrated the means for urging an exterior body upward with respect to the main body of the same form.

Explanation of symbols

1 Cap (cap for preventing misoperation)
2 body
2a Top wall
2b Body side cylinder wall
2c Female thread
2d elastic tongue
2e Elastic tongue tip
2f Circumferential protrusion
2g recess
2h Top surface of convex part
2p Convex 3 Exterior body
3a Exterior body side top wall
3b Exterior body side cylinder wall
3c Circumferential groove
3d rib
3p protrusion
3r connecting piece
3v isolate
20 containers
21 Container mouth
22 Male thread
h1 Elastic tongue storage through hole
h2 Through hole for fitting on outer body side protrusion S Seal member

Claims (2)

A main body having a top wall disposed on the upper side of the container mouth portion, and a cylindrical wall suspended from the top wall so as to be detachably screwed to an outer surface of the container mouth portion, and disposed on an upper side of the top wall of the main body. A cylinder wall that has a ceiling wall and hangs from the ceiling wall, and has an exterior body that surrounds the outer surface of the cylinder wall of the main body. A cap for preventing erroneous operation that can be removed from at least the container mouth,
Protruding parts that protrude toward the top wall of the exterior body are provided on the top wall of the main body,
Cap for preventing erroneous operation, characterized in that a separating body is provided on the top wall of the exterior body so as to be pushed out to a predetermined shape from the top wall of the exterior body by pressing from the convex portion when the exterior body is pushed down. .   In Claim 1, The cylindrical wall of the main body and the cylindrical wall of the exterior body are provided with a locking portion that cooperates with each other when the exterior body is pushed down to maintain the pushed-down state. Cap for preventing misoperation.

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