JP5718142B2 - Extraction cap with anti-opening function - Google Patents

Description

  The present invention relates to a technique for preventing an unexpected opening of a lid, which is a pouring cap having a lid fixed to a mouth of a container.

  As a technique for preventing the lid of the pouring cap from being unsealed, the applicant, for example, connects a short tube fixed to the outer surface of the lower end of the fitting tube portion of the pouring cap via an easily breakable connecting portion. In addition, the one in which a shielding cylinder (opening prevention cover) is integrally formed has been proposed (see, for example, Patent Document 1).

JP-A-8-324612

  However, when the short cylinder is fixed to the outer surface of the lower end of the fitting cylinder portion, press fitting or adhesion is required, so that the assembling work becomes complicated and there is room for improvement. Moreover, when a level | step difference is formed in the outer surface of a fitting cylinder part for fixation of a short cylinder, there exists room for improvement also in the versatility with respect to a pouring cap by limiting the application shape of a pouring cap.

  An object of the present invention is to provide a novel dispensing cap with an unsealing prevention function that is easy to assemble and is versatile for the dispensing cap.

An extraction cap with an opening prevention function of the present invention is an extraction cap having an extraction plug fixed to the mouth of the container and a lid connected to the extraction plug via a hinge portion.
By connecting the annular body to the opening prevention cover that prevents the opening of the lid body through the planned break line and engaging the annular body with the extraction cap, the cover for opening prevention along the planned break line is obtained. Enables separation,
The unsealing prevention cover has a ceiling wall that is arranged on the upper side of the lid body and covers the entire top surface of the lid body, and a side wall that connects the ceiling wall to the annular body, and through a lateral hole formed in the side wall. The lower end of the dispensing cap is placed on an annular body,
The lid of the dispensing cap is provided with a lid for opening on the side opposite to the hinge, and the collar is exposed to the outside from the side hole of the cover for preventing opening. is there.

In this case, the opening prevention cover can be provided with a protrusion on the inner side of the side wall that contacts the side surface of the hinge portion and prevents rotation in the circumferential direction with respect to the dispensing cap of the opening prevention cover .

  According to the present invention, the annular body can be engaged with the dispensing cap by a simple assembling operation of placing or interposing the dispensing cap on the annular body. Moreover, since the opening is formed inside the annular body, it can be plugged or screwed into the mouth of the container even with the pouring cap attached. For this reason, the assembly | attachment operation | work with respect to a container is also easy.

  Further, the cover for preventing unsealing of the pouring cap can be obtained by placing the pouring cap on the annular body or, if the pouring cap has a laminated structure, interposing between the laminated structures. Therefore, it is not necessary to change the design of the dispensing cap itself. In addition, after being assembled to the container, the unsealing prevention cover can be separated along the planned break line by pulling the unsealing prevention cover from the annular body.

  Therefore, according to the present invention, it is possible to provide a novel dispensing cap with an unsealing prevention function that is easy to assemble and is versatile for the dispensing cap.

It is a 1st form of the extraction cap with an opening prevention function which is this invention, Comprising: It is a perspective view which shows the state before the assembly | attachment. It is a perspective view which shows the assembly | attachment of the same form. (a) is a principal part side view which shows the state which applied the form to the bottle container in a partial cross section, (b) is AA sectional drawing of (a). In the form of a reference example of a cap dispense with open seal prevention function, (a) represents, according to the embodiment is a perspective view showing an annular body with opening preventive cover, (b) it is of the same cover upward It is a top view shown from. It is a longitudinal cross-sectional view which shows the state before the assembly | attachment of the form. (a) is a principal part side view which shows the state which applied the form to the bottle container in a partial cross section, and (b) is a top view which shows the application state from upper direction. A reference example of the form of a cap dispense with open seal preventing function is a fragmentary side view showing a state of applying the same form bottle container in some section.

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

  In FIG. 1, reference numeral 1 denotes a spout 2 fixed to a mouth portion (for example, see FIG. 6) of a container 40 (for example, refer to FIG. 3A), and a hinge portion 3 to the spout. It is the synthetic resin pouring cap which has the lid 4 connected in this way. The hinge portion 3 is composed of a connecting piece 3a that applies an urging force when the lid 4 is opened and closed, and two hinge bodies 3b that are arranged so as to sandwich the connecting piece 3a and perform an original hinge function.

  Reference numeral 5 denotes a synthetic resin annular opening prevention cover that is assembled to the dispensing cap 1. The unsealing prevention cover 5 with the annular body is formed by integrally connecting the annular body 7 to the unsealing prevention cover 6 that prevents the lid 4 from being unsealed via the planned breaking line L. The planned breaking line L is composed of a plurality of connecting pieces 8 that can be broken by applying a certain force, and connects the unsealing prevention cover 6 and the annular body 7 together.

The unsealing prevention cover 6 has a top wall 6a disposed on the upper side of the lid body 4 and a side wall 6b for connecting the top wall 6a to the annular body 7 via a connecting piece 8 and is poured into the inside. A storage space R ₁ for the cap 1 is formed. This space R ₁ communicates with the outside through a lateral hole A ₁ formed in the side wall 6b.

For this reason, if the pouring cap 1 is inserted from the direction shown by the arrow in FIG. 1 through the lateral hole A ₁ formed in the side wall 6b, the lower end of the pouring cap 1 (of the pouring tap 2) as shown in FIG. As shown in the figure, the annular body 7 can be engaged with the dispensing cap 1 by a simple assembling operation of placing the lower end 1e on the upper end 7a of the annular body 7.

Further, since the opening A ₂ is formed inside the annular body 7 as shown in FIG. 1, as shown in FIG. As shown, it can be plugged or screwed into the mouth 41 of the container 40. For this reason, the assembly | attachment operation | work with respect to the container 40 is also easy. In addition, when screwing the pouring cap 1 into the mouth portion 41, a detent means is provided between the pouring cap 1 and the container 40 so that the pouring cap 1 does not loosen with respect to the mouth portion 41. It is preferable.

  Furthermore, since the unsealing prevention cover 6 can be assembled to the dispensing cap 1 by placing the dispensing cap 1 on the annular body 7, it is not necessary to change the design of the dispensing cap 1 itself.

  In addition, after assembling to the container, the opening prevention cover 6 is separated along the planned breaking line L by pulling the top end 6c of the opening prevention cover 6 from the annular body 7 as a starting point. Can do. Thereby, since the cover body 4 of the extraction | pouring cap 1 is open | released to the external world, the cover body 4 can be opened and closed freely.

  The container 40 is a synthetic resin bottle-shaped container including a mouth part 41, a shoulder part 42, and a body part 43, and the contents can be poured out by repeated deformation and restoration of the body part 43. This is a so-called squeeze container. The presence or absence of the unsealing prevention cover 6 contributes to visually confirming whether or not the unsealed state is present.

  Therefore, according to this invention, the assembly | attachment operation | work is easy and the versatility with respect to the extraction cap 1 can provide the novel extraction cap with an opening prevention function.

  Further, in this embodiment, as shown in FIG. 1, a protrusion 6d is integrally formed inside the side wall 6b. The protrusion 6d is interposed between the two hinge bodies 3b in the hinge portion 3 as shown in FIG. For this reason, the protrusion 6d comes into contact with the side surface of the hinge body 3b and prevents the pouring cap 1 from rotating. Thereby, the opening prevention cover 5 with the annular body can be positioned without rotating in the circumferential direction with respect to the dispensing cap 1, and the protrusion 6d functions as a rotation preventing means together with the hinge body 3b.

Reference numeral 9 shown in FIG. 4 is an opening prevention cover with an annular body according to a reference example of a pour cap with an opening prevention function. The opening prevention cover 9 with the annular body is also formed by integrally connecting the opening 7 with the opening prevention cover 10 that prevents the opening of the lid body 4 through the planned break line L. The planned breaking line L is formed of a thin connecting piece 11 that can be broken by applying a certain force, and integrally connects the opening prevention cover 10 and the annular body 7.

The unsealing prevention cover 10 includes a side wall that surrounds the annular body 7, and forms a storage space R ₂ for the dispensing cap 20 inside thereof. The space R ₂ communicates with the outside through an upper end opening A ₃ formed at the upper end 10 e of the unsealing prevention cover 10.

Therefore, as in the first embodiment, if the pouring cap 20 is inserted from the direction indicated by the arrow in FIG. 5 through the upper end opening A ₃ , the lower end 20 e of the pouring cap 20 is annular as shown in FIG. 5. As shown in FIG. 6 (a), the annular body 7 can be engaged with the dispensing cap 20 by a simple assembling operation of placing on the upper end 7 e of the body 7.

Further, in this embodiment, since the opening A ₂ is formed inside the annular body 7, as in the first embodiment, as shown in FIG. It can be plugged or screwed into the mouth 41 of the container 40. For this reason, assembling work with respect to the container 40 is easy as in the first embodiment. In addition, when screwing the pouring cap 20 into the mouth portion 41, for example, a detent means is provided between the pouring cap 20 and the container 40 so that the pouring cap 20 does not loosen with respect to the mouth portion 41. Is preferably provided.

  Furthermore, in this embodiment, since the unsealing prevention cover 10 can be assembled to the dispensing cap 20 by placing the dispensing cap 20 on the annular body 7, it is necessary to change the design of the dispensing cap 20 itself. There is no.

  In addition, in this embodiment, after assembling with respect to the container 40, the opening prevention cover 10 can be separated along the planned breaking line L by pulling the opening prevention cover 10 from the annular body 7. it can. Thereby, since the cover body 24 of the extraction | pouring cap 20 is open | released outside like the 1st form, it can open and close the cover body 24 freely. The presence or absence of the unsealing prevention cover 10 also contributes to visually confirming whether or not the unsealed state is present.

  Therefore, the present embodiment can also provide a novel dispensing cap with an unsealing prevention function that is easy to assemble and is versatile for the dispensing cap 20. In this embodiment, the unsealing prevention cover 10 is configured as an inclined wall that increases in diameter toward the upper end 10e in order to facilitate the insertion of the dispensing cap 20. It can also be a cylindrical side wall.

  By the way, the pouring cap 20 is integrated with the pouring stopper 21 fixed to the mouth part 41 of the container 40, the protective cover 22 fixed to the pouring stopper 21, and the protective cover 22 via the hinge part 23. And a lid 24 connected to the.

  In this embodiment, a slit S as shown in FIG. 4 is formed in the opening prevention cover 10. The slit S is formed along the vertical direction so as to avoid contact with the hinge portion 23 as shown in FIG. 6 (b) when the dispensing cap 20 is inserted. For this reason, the side edge 10 s of the unsealing prevention cover 10 that forms the slit S comes into contact with the side surface of the hinge portion 23 to prevent the extraction cap 20 from rotating. Thereby, the opening prevention cover 9 with an annular body can be positioned without rotating in the circumferential direction with respect to the dispensing cap 20, and the slit S functions as a rotation preventing means together with the hinge portion 23.

  Further, the spout 21 has a mounting cylinder part 25 fixed to the mouth part 41 of the container 40, and a discharging cylinder 26 is integrally provided in the mounting cylinder part 25. A spout h for pouring the contents through the filling space R of the container 40 to the outside is formed inside the pour cylinder 26. The mounting cylinder part 25 includes an outer cylinder part 25 a and an inner cylinder part 25 b, and the inner cylinder part 25 b seals the inside of the mouth part 41. On the other hand, a flange portion 27 is integrally provided at the lower end portion of the outer cylinder portion 25a.

The protective cover 22 has a mounting tube portion 28 that fits into the outer tube portion 25 a of the mounting tube portion 25, and the lower end of the mounting tube portion 28 contacts the flange portion 27 of the spout 21. The protective cover 22 has a partition wall portion 29 that covers the upper side of the mounting cylinder portion 28, and the partition wall portion 29 is formed with a through hole A ₄ through which the extraction tube 26 is passed. Further, the lid body 24 is provided integrally with the mounting cylinder portion 28 via the hinge portion 23.

The form of the reference example using the ring-shaped body with opening preventive cover 9, it is also possible to adopt the configuration shown in FIG. In this embodiment, the annular body 7 is engaged with the extraction cap 20 by interposing the annular body 7 between the extraction stopper 21 and the protective cover 22.

In this embodiment, by inserting the spout 21 through the opening A ₂ of the annular body 7, the annular body 7 is placed on the upper end 27 e of the flange portion 27 of the spout 21, and the protective cover 22 is further poured. The annular body 7 can be clamped between the upper end 27e of the flange portion 27 of the spout 21 and the lower end (lower end of the protective cover 22) 28e of the mounting cylinder portion of the protective cover 22 by being assembled to the outlet 21. . That is, the annular body 7 is engaged with the dispensing cap 20 as shown in FIG. be able to.

Also, in this embodiment, since the opening A ₂ is formed inside the annular body 7, as in the other embodiments, as shown in FIG. It can be plugged or screwed into the mouth 41 of the container 40. For this reason, the assembly | attachment operation | work with respect to the container 40 is also easy like other forms. In addition, also when screwing the pouring cap 20 into the mouth portion 41, for example, as described above, the pouring cap 20 is attached to the mouth portion 41 between the pouring cap 20 and the container 40. It is preferable to provide a detent means so as not to loosen.

  Further, in this embodiment, since the annular body 7 is interposed in the pouring cap 20, the opening prevention cover 10 can be assembled to the pouring cap 20, so the design of the pouring cap 20 itself needs to be changed. Absent.

  In addition, in this embodiment, after assembling with respect to the container 40, the opening prevention cover 10 can be separated along the planned breaking line L by pulling the opening prevention cover 10 from the annular body 7. it can. Thereby, since the cover body 24 of the extraction | pouring cap 20 is open | released to the external field like other forms, the cover body 24 can be opened and closed freely. The presence or absence of the unsealing prevention cover 10 also contributes to visually confirming whether or not the unsealed state is present.

  Therefore, the present embodiment can also provide a novel dispensing cap with an unsealing prevention function that is easy to assemble and is versatile for the dispensing cap 20.

The above description only shows one embodiment of the present invention, and various modifications can be made within the scope of the claims. For example, fracture will line L is not limited to a plurality of connecting pieces and thin portions, as long as it can be cut with a constant force, may be selected from various ones. In addition, the configuration of the container is not limited to the squeeze container, and can be applied to various containers. Furthermore, according to this invention, the component of each form can be diverted between each form.

  The present invention is a pouring cap that is fixed to the mouth of a container and has a lid, and can be used for various types as long as it is necessary to prevent unexpected opening of the lid. it can.

1 spout cap 2 Note decene 3 hinge 4 lid 5 annulus with opening preventive cover 6 opening preventive cover 6a top wall 6b side walls 6c top wall tip 6d impact force <br/> 7 ring member 8 connecting piece (Scheduled break line )
9 Cover for preventing unsealing with an annular body 10 Cover for preventing unsealing 11 Connecting piece (scheduled break line )
20 spout cap 21 Note decene 22 protection cover 23 hinge 24 lid 25 instrumentation wearing tube portion 25a outer cylindrical portion 25b inner cylindrical portion 26 the pouring cylinder 27 the flange portions 28 instrumentation wearing tubular portion 29 partition portion 40 container 41 neck portion 42 shoulder 43 body part a ₁ horizontal hole a ₂ of storage space R ₂ dispensing cap of the open mouth of R ₁ dispensing cap storage space L breakable line

Claims (2)

In a spout cap having a spout fixed to the mouth of the container and a lid connected to the spout through a hinge part,
By connecting the annular body to the opening prevention cover that prevents the opening of the lid body through the planned break line and engaging the annular body with the extraction cap, the cover for opening prevention along the planned break line is obtained. Enables separation,
The unsealing prevention cover has a ceiling wall that is arranged on the upper side of the lid body and covers the entire top surface of the lid body, and a side wall that connects the ceiling wall to the annular body, and through a lateral hole formed in the side wall. The lower end of the dispensing cap is placed on an annular body,
The lid of the dispensing cap is provided with a lid for opening on the side opposite to the hinge, and the collar is exposed to the outside from the side hole of the cover for preventing opening. A pouring cap with a prevention function.   2. The opening prevention cover according to claim 1, wherein a protrusion is formed on the inner side of the side wall so as to contact the side surface of the hinge portion and prevent circumferential rotation of the opening prevention cover with respect to the dispensing cap. An extraction cap with an opening prevention function.

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