JP5950495B2 - Fraud prevention cap - Google Patents

Description

  The present invention relates to a hinge cap, and particularly to a tamper-proof cap having a mechanism for preventing unauthorized opening.

  In various containers with a hinge cap that can be opened and closed on the mouth tube of the container body that stores fluid contents such as liquid or powder, the contents should not be tampered with or refilled. In addition, it is necessary to prevent unauthorized opening so that no harmful substances are mixed into the contents.

  Therefore, the sealing member is connected to the lid of the hinge cap or the cap body so that the sealing member can be separated, and when the unsealed state, the sealing member is engaged with the cap body or the lid body to maintain the closed state, and whether the sealing member is present. A tamper-proof cap that can visually confirm the unsealed state is known from the past (see, for example, Patent Document 1).

Japanese Utility Model Publication No. 4-35553

  The hinge cap described in Patent Document 1 is provided with a pressing piece (4) on the opposite side of the hinge (3) of the lid (2), and corresponds to a sealing member via a thin part (6) on the cap body (1). The engagement piece (7) to be attached is attached.

  For this reason, when a force is applied to the lid or the engagement piece itself due to a drop or the like when transporting the container, there is a problem that the thin portion is cut and the sealing member is detached from the cap body.

  An object of the present invention is to solve the above-mentioned problem, and by using a sealing member that is connected to a hinge cap so as to be separable, fraud can be confirmed, and the closed state can be more firmly maintained, An object of the present invention is to provide a tamper-proof cap that is not easily opened even when force is applied to the cap.

In order to solve the above-described problems, the present invention provides a hinge cap including a cap body mounted on a mouth tube portion of a container body as a fraud prevention cap, and a lid body connected to the cap body so as to be opened and closed by a hinge. The cap body is provided continuously with the dispensing cylinder, the lower outer periphery of the dispensing cylinder, the ring-shaped lid engaging portion that engages with the lid, and the inner peripheral upper end on the outer edge of the lid engaging portion. An outer peripheral wall part, and the outer peripheral wall part is provided on both sides at a predetermined distance from an outer cylinder having an inner peripheral upper end connected to the outer edge of the lid engaging part, and a central part on the opposite side of the hinge of the outer cylinder. A connecting portion projecting from the outer cylinder, and an arcuate outer peripheral wall continuously provided on the outer side surface of both connecting portions at a certain distance from the outer cylinder, and on the inner side surface of both connecting portions. , at regular intervals from the outer cylinder, the closure member via a weakened portion breakable it is continuously provided, closure members and both The outer surface of the binding portion and the outer peripheral wall, the peripheral surface and without continuous flush, between the inner surface of the closure member, and the outer surface of the outer tube, both the inner surface of the connecting portion of the insertion port is formed, closure members A locking notch that forms a notch from the lower end and forms a locking lower surface is formed at the center of the lid, and the lid includes a top wall and an outer peripheral wall that is suspended from the outer edge of the top wall. An engaging portion that engages with the upper outer periphery of the lid engaging portion of the cap body is provided at the inner peripheral lower portion of the outer peripheral wall, and on the opposite side of the hinge of the outer peripheral wall of the lid body, A tongue piece that is inserted into the insertion port of the outer peripheral wall portion and engages with the sealing member is suspended, a locking projection is disposed at the lower end of the outer surface of the tongue piece, and the locking projection is sealed at the top. The structure characterized by the upper surface engaging with the latching lower surface of a member is formed.

As an example of the sealing member , a lip portion to be picked with a finger when removing the sealing member is formed adjacent to the weakened portion on both sides of the locking notch of the sealing member or on the lower end of the wall portion on one side. The structure characterized by this is adopted.

As another example of the sealing member and the lid, on the upper part of the sealing member, a lip piece that protrudes upward from the upper end of the other outer peripheral wall portion and is picked with a finger when removing the sealing member is formed , An engagement recess that engages the inner surface of the lip piece is provided in the lower part of the outer periphery of the lid on the opposite side of the hinge, and a finger hooking part continues from the engagement recess in the center. The structure characterized by being deeply recessed rather than a recessed part is employ | adopted.

The fraud prevention cap of the present invention is a hinge cap, the outer peripheral wall portion of the cap body is an outer cylinder, and a connecting portion protruding on both sides at a predetermined distance from the central portion on the opposite side of the hinge of the outer cylinder, At a certain distance from the outer cylinder, an arc-shaped outer peripheral wall continuously provided on the outer side surfaces of both connecting parts, and on the inner side surface of both connecting parts, with a certain distance from the outer cylinder, A sealing member provided continuously through a weakened portion that can be broken is provided, and the outer surface of the sealing member, both of the connecting portions and the outer peripheral wall is formed as a continuous peripheral surface, the inner surface of the sealing member, and the outer cylinder between the outer surface, both the inner surface of the connecting portion of the insertion port is formed in the central portion of the closure member, the notch from the lower end, is engaging notch injuries form to form a locking bottom surface, the insertion port The upper surface of the locking projection provided on the lower end of the outer surface of the tongue piece, with the tongue provided on the lower end surface of the outer peripheral wall of the lid inserted By engaging with the locking lower surface of the sealing member, the unopened closed state can be more firmly maintained, and the lid is opened even if force is applied to the cap due to dropping or the like when the container is transported. This can be prevented.

  Further, when the lid is opened, the weakened portion connecting the sealing member and the connecting portion of the outer peripheral wall portion is broken, and the sealing member is removed. I can confirm.

It is a perspective view of the cap of 1st Example of this invention. It is explanatory drawing at the time of cap closure, (a) is a cross-sectional side view, (b) is a principal part enlarged view. It is a top view at the time of lid opening of a cap. (A) is a partial cross section front view of a cover body, (b) is a partial cross section front view of a cap main body. It is explanatory drawing of the cap after removing a sealing member, (a) is a cross-sectional side view, (b) is a front view. It is explanatory drawing at the time of lid closing of the cap of 2nd Example of this invention, (a) is a cross-sectional side view, (b) is a front view. It is a top view at the time of lid opening of a cap. (A) is a partial cross section front view of a cover body, (b) is a partial cross section front view of a cap main body.

  Next, examples of the tamper-proof cap of the present invention will be described with reference to the drawings.

  In FIGS. 1-3, A is the cap main body with which the opening | mouth cylinder part of a container main body is mounted | worn, B is the cover body attached to the cap main body A through the hinge C so that opening and closing is possible.

  1-3, 4 (b), the cap main body A is connected to the bottom of the outer periphery of the pouring cylinder 1 and the pouring cylinder 1, and engages with the lid B. Part 2, inner cylinder 3 suspended from the lower surface of inner edge of lid engaging part 2, and outer peripheral wall part 4 having an inner peripheral upper end connected to the outer edge of lid engaging part 2.

  A partition wall 5 is provided at the lower part of the inner periphery of the dispensing tube 1, and a removal portion that forms a spout from which the partition liquid 5 is removed by being pulled out by a pull ring 6 through a column and from which the content liquid is poured out. 7 is formed.

  The outer peripheral wall portion 4 protrudes on both sides at a predetermined distance from the outer cylinder 8 in which the upper end of the inner periphery is connected to the outer edge of the lid engaging portion 2 and the central portion on the opposite side of the hinge C of the outer cylinder 8. And a circular arc-shaped outer peripheral wall 10 connected to the outer side surface of both connecting portions 9 with a certain distance from the outer cylinder 8. It is.

Sealing members 12 are continuously provided on the inner side surfaces of both connecting portions 9 via a weakened portion 11 that can be broken at a certain distance from the outer cylinder 8.
The sealing member 12, both connecting portions 9 and the outer surface of the outer peripheral wall 10 are circumferential surfaces that are flush with each other, and the inner surface of the sealing member 12, the outer surface of the outer cylinder 8, and both connecting portions 9. An insertion port a is formed between the inner surface.

  At the lower end of the inner periphery of the outer cylinder 8, an engaging protrusion 13 is provided. The cap body A has the outer periphery of the inner cylinder 3 inserted into the inner periphery of the mouth tube portion of the container body, and the inner periphery of the outer cylinder 8 is By fitting with the outer periphery of the mouth tube portion of the container main body, it is attached to the mouth tube portion of the container main body.

The sealing member 12 is formed with a locking notch 14 that is notched from the lower end and forms a locking lower surface 14a with the opposite side of the hinge C as a central portion.
A lip portion 15 that is picked with a finger when the sealing member 12 is removed is formed adjacent to the weakened portion 11 at the lower ends of the wall portions on both sides of the locking notch 14 of the sealing member 12 .

  A plurality of weakening pieces 16 that can be broken are disposed on the outer periphery of the lower end of the outer cylinder 8 and the inner periphery of the lower end of the outer peripheral wall 10 with an interval therebetween.

  1-3, 4 (a), the lid B is suspended from the top wall 20, the outer peripheral wall 21 suspended from the outer edge of the top wall 20, and the lower surface of the top wall 20, and closed. A sealing cylinder 22 is provided whose outer periphery engages with the inner periphery of the extraction cylinder 1 of the cap body A when the lid is closed.

  The outer peripheral wall 21 is provided with an engaging portion 23 that engages with the upper outer periphery of the lid engaging portion 2 of the cap body A when the lid is closed and maintains the closed state at the lower portion of the inner periphery. A hinge C is continuously provided at the position.

  On the opposite side of the outer peripheral wall 21 from the hinge C, a finger hook portion 24 having an appropriate shape is formed on the outer periphery so that the fingertip is hooked when the lid is opened, and the outer peripheral wall portion of the cap body A is closed on the lower end surface. The tongue piece 25 inserted into and engaged with the four insertion openings a is suspended.

A locking projection 26 is disposed at the lower end of the outer surface of the tongue piece 25.
The locking projection 26 is formed with an upper surface 26a that engages with the locking lower surface 14a of the sealing member 12 of the outer peripheral wall 4 at the upper portion and an inclined surface 26b at the lower portion.

Next, the effect of the cap of the present embodiment will be described.
When the cap is closed for the first time, the inclined surface 26b of the locking projection 26 of the tongue piece 25 of the lid B comes into contact with the inner surface of the sealing member 12 of the outer peripheral wall 4 of the cap body A, and the sealing member 12 The tongue piece 25 is inserted into the insertion port a of the outer peripheral wall portion 4 of the cap body A while slightly deforming.

  Finally, the locking protrusion 26 of the tongue piece 25 moves into the locking notch 14 of the sealing member 12, and the contact with the inner periphery of the sealing member 12 is finished, so that the sealing member 12 is in the original state. In addition, the upper outer periphery of the lid engaging portion 2 of the cap body A and the inner periphery of the engaging portion 23 of the lid B are engaged, and the lid is closed as an unopened state.

  In the unopened state of the cap, as shown in FIG. 2, in addition to the engagement of the lid engaging portion 2 of the cap main body A and the engaging portion 23 of the lid B, the locking projection 26 of the tongue piece 25 is sealed. When the member 12 moves into the locking notch 14 of the member 12 and the upper surface 26a of the locking projection 26 of the tongue piece 25 engages with the locking lower surface 14a of the locking notch 14 of the sealing member 12, the lid is closed. Can be maintained more firmly.

  In addition, even if the lid is forcibly opened from the unopened state, the upper surface 26a of the locking projection 26 of the tongue piece 25 is engaged with the locking lower surface 14a of the locking notch 14 of the sealing member 12, Since the outer surface of the tongue piece 25 and the inner surface of the sealing member 12 are in contact with each other and become a resistance, the lid cannot be easily opened.

  When opening the cap from the unopened state, first, a finger is put on the lip portion 15 of the sealing member 12 of the cap body A and pulled upward.

When the lip portion 15 is pulled, it is pulled from the lower end of the sealing member 12, the weakened portion 11 is cut from the lower end, the sealing member 12 is broken from both the connecting portions 9, and as shown in FIG. Is removed from the cap body A.
When the sealing member 12 is removed from the cap body A, the outer peripheral wall 4 is formed with a recess b between the outer surface on the opposite side of the hinge C of the outer cylinder 8 and the inner side surfaces of both connecting portions 9. .

Next, a finger is put on the finger rest portion 24 of the lid B, the lid B is pushed up, and the lid is opened.
At that time, the closed state is maintained only by the engagement of the lid engaging portion 2 of the cap body A and the engaging portion 23 of the lid B, and the lid can be easily opened.

  Further, when the lid B is pushed up, a portion located below the outer peripheral wall 21 of the finger hung on the finger hanging portion 24 comes into contact with the outer surface of the tongue piece 25, so that the finger is poured out from the cap body A. Can be prevented from touching the outside, and the lid can be opened cleanly without soiling the finger or the dispensing tube 2.

  After opening the lid, the removal portion 7 is unplugged from the partition wall 5 of the cap body A, the spout is opened, and the container is tilted to pour out the contents via the pour cylinder 1.

  When the lid is closed after removing the sealing member 12, the tongue piece 25 of the lid body B is placed in the recess b of the outer peripheral wall portion 4, so that the tongue piece 25 does not protrude outwardly, In addition to being refreshed in design, it is possible to prevent the tongue piece 25 from hitting the floor or the like and opening the lid when the container is dropped.

  When the cap of the present embodiment is opened from the unopened state, it is not opened unless the weakened portion 11 is cut from the outer peripheral wall portion 4 of the cap main body A and the sealing member 12 is removed. Thus, it is possible to easily confirm that the package has been opened, and it is possible to easily confirm from the appearance that the package has been opened illegally.

The cap of this embodiment can be separated from the container body and discarded after the entire contents in the container are used.
At that time, when the cap is opened and the lid B is pulled upward, the outer peripheral wall 10 of the cap body A is pulled via the hinge C, and the weakened piece 16 is cut.
When the weakening piece 16 is cut, the outer peripheral wall 10 is pulled away from the outer cylinder 8 of the outer peripheral wall portion 4 while pulling the both connecting portions 9, and the both sides of the connecting portion 9 are opposite to the hinge C. The lower part of the outer peripheral wall 4 near the recess b of the outer cylinder 8 is pulled.
When a part of the lower portion of the outer cylinder 8 is pulled up, the outer cylinder 8 is deformed, the cap body A and the mouth tube portion of the container body are disengaged, and the cap and the container body are separated and discarded. it can.

  In the above embodiment, the sealing member 12 of the cap main body A is formed with the notch 14 from the lower end with the opposite side of the hinge C as the center, and the wall portions on both sides of the notch 14 are The lip part 15 is formed so that it can be easily picked, etc. However, as long as the sealing member can be removed from the cap body by picking it with a finger or the like, the lip part should be formed only on one of the wall parts on both sides. Also good.

Next, a description will be given of a second embodiment in which the configurations of the lip portion of the sealing member of the cap body of the fraud prevention cap of the first embodiment and the outer peripheral wall of the lid are changed.
The same components as those in the first embodiment of the present embodiment are denoted by the same reference numerals, detailed description thereof will be omitted, and differences will be mainly described.

  6-8, D is the cap main body with which the opening | mouth cylinder part of a container main body is mounted | worn, E is the cover body attached to the cap main body D through the hinge C so that opening and closing is possible.

  As shown in FIGS. 6 to 7 and 8 (b), the cap main body D is provided with a ring-shaped lid engaging with the lid B connected to the bottom of the outer circumference of the pipe 1 and the pipe 1. Part 2, inner cylinder 3 suspended from the lower surface of inner edge of lid engaging part 2, and outer peripheral wall part 4 having an inner peripheral upper end connected to the outer edge of lid engaging part 2.

  The outer peripheral wall portion 4 is provided with connecting portions 9 projecting on both sides at a predetermined distance from the central portion on the opposite side of the hinge C of the outer tube 8. A sealing member 31 is continuously provided via a weakened portion 30 that can be broken at a constant interval from 8.

The sealing member 31 includes an upper, along with projects upward from the upper end portion of the other of the outer peripheral wall portion 4, closure member 31 has a lip piece 32 pinched by fingers is formed upon removal of the lower end portion A locking notch 14 is formed.

  The sealing member 31, both connecting portions 9, and the outer surface of the outer peripheral wall 10 are circumferential surfaces that are flush with each other, and the inner surface of the sealing member 31, the outer surface of the outer cylinder 8, and both the connecting portions 9. An insertion port a is formed between the inner surface.

  As shown in FIGS. 6 to 7 and 8 (a), the lid E is provided with an outer peripheral wall 35 that is suspended from the outer edge of the top wall 20.

  The outer peripheral wall 35 is provided with an engaging portion 23 that engages with the upper outer periphery of the lid engaging portion 2 of the cap body D when the lid is closed, and maintains the closed state at the lower portion of the inner periphery. A hinge C is continuously provided at the position.

On the outer periphery of the outer peripheral wall 35 opposite to the hinge C, an engaging recess 36 is formed in the lower portion to engage the inner surface of the lip piece 32 of the cap body D, and the fingertip is hooked at the center when the lid is opened. An appropriately shaped finger-hanging portion 24 continues from the engagement recess 36, and the center of the recess is deeper than the engagement recess 36.
On the lower end surface of the outer peripheral wall 35 on the opposite side of the hinge C, a tongue piece 25 having a locking projection 26 disposed on the lower end portion of the outer surface is suspended.

The engagement recess 36 engages with the lip piece 32 of the cap body D when the lid is closed, and the outer surface of the lip piece 32 becomes a peripheral surface that is flush with the outer peripheral surface of the outer peripheral wall 35 of the lid E. It is formed with depth.
Further, the lip piece 32 is formed at such a height that the upper end portion comes to the center of the concave portion of the finger hook portion 24 of the lid E when the lid is closed.

Next, the effect of the cap of the present embodiment will be described.
When the cap is first closed, the tongue piece 25 of the lid body E is inserted into the insertion opening a of the outer peripheral wall portion 4 of the cap body D.

  Finally, the locking projection 26 of the tongue piece 25 engages with the locking lower surface 14a of the locking notch 14 of the sealing member 31 of the cap body D, and the upper outer periphery of the lid engaging portion 2 of the cap body D And the inner periphery of the engaging portion 23 of the lid E are engaged, and the lip piece 32 of the sealing member 31 is engaged with the inside of the engaging recess 36 of the outer peripheral wall 35 of the lid E, so that the unopened state is obtained. It can be maintained more firmly.

  In the unopened state of the cap, as shown in FIG. 6, the lip piece 32 of the sealing member 31 of the cap body D is placed inside the finger hooking portion 24 and the engaging recess 36 of the outer peripheral wall 35 of the lid E. Therefore, the lip piece 32 does not protrude outward from the outer peripheral surface of the outer peripheral wall 35 of the lid body E, and it is neatly designed, and when the container is dropped, the lip piece 32 hits the floor or the like and becomes a sealing member. It is possible to prevent 31 from being broken from both connecting portions 9.

When the cap is opened from the unopened state, first, a finger is put on the lip piece 32 of the sealing member 31 of the cap body D and pulled downward.
At this time, since the upper part of the lip piece 32 is located in the concave portion of the finger hooking portion 24 of the lid E, it is easy to put a finger on the lip piece 32.

  When the lip piece 32 is pulled, it is pulled from the upper end of the sealing member 31, the weakened portion 30 is cut from the upper end, the sealing member 31 is broken from both the connecting portions 9, and the sealing member 31 is removed from the cap body D. .

Next, a finger is put on the finger rest 24 of the lid E, the lid E is pushed up, and the lid is opened.
At this time, the closed state is maintained only by the engagement between the lid engaging portion 2 of the cap body D and the engaging portion 23 of the lid E, and the lid can be easily opened.

In order to open the cap from the unopened state, the cap of the present embodiment is not opened unless the weakened portion 30 is cut from the outer peripheral wall portion 4 of the cap body D and the sealing member 31 is removed. Depending on the state, it can be easily confirmed that the package has been opened, and it can be easily confirmed from the appearance that the package has been opened illegally.
Other functions and effects are the same as those of the first embodiment.

  The tamper-proof cap of the present invention can be widely used for ordinary hinge caps that can repeatedly open and close the lid body and pour out the contents even after opening, and it is strongly required to ensure safety in particular. It is suitable for use as a cap for containers for beverages and foods.

A, D Cap body B, E Lid C Hinge a Insertion slot b Recess 1 Extraction cylinder 2 Lid engagement part 3 Inner cylinder 4 Outer wall part 5 Bulkhead 6 Pull ring 7 Removal part 8 Outer cylinder 9 Connection part 10 Outer wall 11 , 30 Weaking part 12, 31 Sealing member 13 Engaging protrusion 14 Locking notch 14a Locking lower surface 15 Lip part 16 Weaking piece 20 Top wall 21, 35 Outer peripheral wall 22 Sealing cylinder 23 Engaging part 24 Finger hooking part 25 Tongue piece 26 locking projection 26a upper surface 26b inclined surface 32 lip piece 36 engaging recess

Claims (3)

In a hinge cap consisting of a cap body mounted on the mouth tube portion of the container body, and a lid body that is connected to the cap body so as to be opened and closed by a hinge,
The cap body is provided continuously with the dispensing cylinder, the lower outer periphery of the dispensing cylinder, the ring-shaped lid engaging portion that engages with the lid, and the inner peripheral upper end on the outer edge of the lid engaging portion. With an outer wall,
The outer peripheral wall portion includes an outer cylinder whose inner peripheral upper end is connected to the outer edge of the lid engaging portion, and a connecting portion that protrudes on both sides at a predetermined distance from the central portion on the opposite side of the hinge of the outer cylinder. An arc-shaped outer peripheral wall continuously provided on the outer side surfaces of both connecting portions at a certain distance from the outer cylinder,
A sealing member is continuously provided on the inner side surfaces of both connecting portions through a weakened portion that can be broken at a certain distance from the outer cylinder,
The sealing member, both connecting portions, and the outer surface of the outer peripheral wall have a peripheral surface that is flush with the surface,
An insertion port is formed between the inner surface of the sealing member, the outer surface of the outer cylinder, and the inner surfaces of both connecting portions,
In the central part of the sealing member, a notch is formed from the lower end, and a locking notch forming a locking lower surface is formed,
The lid includes a top wall and an outer peripheral wall suspended from the outer edge of the top wall,
An engaging portion that engages with the upper outer periphery of the lid engaging portion of the cap body is provided at the inner peripheral lower portion of the outer peripheral wall of the lid,
On the opposite side of the hinge of the outer peripheral wall of the lid body, a tongue piece is inserted at the lower end surface into the insertion port of the outer peripheral wall portion of the cap body and engaged with the sealing member.
A locking protrusion is disposed at the lower end of the outer surface of the tongue piece,
A fraud prevention cap, wherein an upper surface that engages with a lower locking surface of the sealing member is formed on the locking protrusion.   The lip portion to be picked with a finger when removing the sealing member is formed adjacent to the weakened portion on both sides of the locking notch of the sealing member or on the lower end of the wall portion on one side. The tamper-proof cap according to 1. On the upper part of the sealing member, a lip piece that protrudes upward from the upper end of the other outer peripheral wall part and is picked with a finger when removing the sealing member is formed,
On the outer periphery of the lid outer wall on the opposite side of the hinge, an engaging recess that engages with the inner surface of the lip piece is formed in the lower part, and a finger hooking part continues from the engaging recess in the center part. The fraud prevention cap according to claim 1, wherein the cap is deeper than the recess.

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