JP5281355B2 - Container with hinge cap - Google Patents

Description

  The present invention relates to a container with a hinge cap, and more particularly to a container with a hinge cap having various functions in which the number of manufacturing steps is small and the manufacturing cost is low in the assembly process.

Conventionally, for the purpose of preventing air bags, for example, a tube container with an air bag prevention valve for filling drugs such as cream and ointment, and for the purpose of dispensing a certain amount of contents, for example, filling drugs such as eye drops A tube container with a drip function is used. And in the mouth part of these container main bodies, a valve body is provided, and in a tube container provided with this valve body, after inserting the spherical body into the separately formed inner plug body, The thing fitted to the mouth part of the container main body is proposed. For the purpose of opening and closing the cap with one hand, a hinge cap container has been proposed in which the lid is opened and closed via a hinge. In a tube container having a hinge cap, what is a tube container? In general, a separately formed hinge cap is attached to the container mouth by a method such as screwing or plugging. Furthermore, in recent years, containers having both of the above functions, that is, containers having both a spherical body inserted into an inner stopper and a hinge cap have been proposed in the market. For example, a valve chamber that holds a spherical body in a hinge cap and the valve chamber is closed with a disk has been proposed (Patent Document 1).
Japanese Patent Application No. 2004-291996

However, in the case of such a conventional container, depending on the type and use of the contents, when it has both an air bag prevention function or a dripping function and a hinge-type lid that can be operated with one hand. However, there is a drawback that the number of parts increases. Furthermore, as shown in Patent Document 1, the hinge cap requires a mounting cylinder for mounting the cap on the mouth of the container, and there is a drawback that the amount of resin used is increased. In particular, since it is necessary to incorporate parts that cannot be integrally molded, such as a sphere, multiple operations such as inserting the sphere into the valve holder and attaching the hinge cap to the mouth of the container are required. Therefore, since the number of manufacturing processes is large in the assembly process, there are disadvantages that the work becomes complicated and the manufacturing cost increases.
The present invention has been made paying attention to such a problem, and in a tube with an air bag prevention function or a tube container with a drip function, the number of assembling processes is small and the manufacturing cost is low. The purpose is to provide a container.

  In order to solve this problem, the solution means of the invention described in claim 1 is formed by a head portion which is located above the container body and which is composed of a shoulder portion and a mouth portion, and is suspended from the front end of the mouth portion of the head portion. A valve body holding portion and a lid body that is openably and closably connected to a part of the outer periphery of the head portion via a hinge, and the head portion, the valve body holding portion and the lid body are formed by integral molding. It is a container with the hinge cap characterized.

And the valve body holding portion, spheres are inserted so as to be movable in the vertical direction.

Furthermore, the lid is automatically opened at an angle of 90 ° or more by the action of the thin ribbon plate of the hinge, and the engaging portion formed on the top surface portion of the lid is engaged with the engaging portion of the shoulder. The lid is fixed on the shoulder.

According to a second aspect of the present invention, there is provided a container with a hinge cap in which the top surface portion of the mouth portion is formed into a flat surface or a curved surface to serve as a content application surface .

Solution of the invention according to claim 3, wherein the container body is a container with a tube container or bottle der Ruhi Nji cap.

  According to this invention, in the container which has a function according to the kind and use of the contents, it is possible to simplify the assembly process and to manufacture at a low cost. In particular, in the case of a container that inserts a sphere into the valve body holding part, the effect is that the number of parts, the amount of resin used, etc. can be reduced as much as possible, and when a hinge mechanism with a large opening angle of the lid part is adopted, Not only can the lid be operated with one hand, but the lid does not get in the way, and the contents can be poured out easily.

  Hereinafter, an example of an embodiment of the present invention will be described with reference to the drawings.

  1 and 2 are drawings showing Example 1 of a container with a hinge cap according to the present invention. Reference numeral 1 denotes a container body. A head 2 is formed above the container body 1, and the head 2 is composed of a shoulder 3 and a mouth 4. And the valve body holding | maintenance part 5 and the cover body 8 which hang down from the front-end | tip part of the mouth part 4 of the head 2 are manufactured by integral molding. The head 2 is integrally formed by a known method such as injection molding or compression molding. In particular, as in the first embodiment of the present invention, the body 1a and the head 2 of the container body 1 are separately molded. In this case, the head 2 is preferably formed by injection molding. In the first embodiment, the body 1 a is manufactured by welding a laminate raw material having an aluminum foil inside to the lower end of the shoulder 3. In addition, as another embodiment, a container manufactured by blow molding in which the body portion, the shoulder portion, the mouth portion, and the valve body holding portion are all integrally formed may be used.

  Next, the valve body holding part 5 integrally formed with the mouth part 4 is formed in a hollow cylindrical shape, and at least the guide cylinder 5a, the valve seat protrusion 5b, the valve chamber 5c, the valve from the lower side to the upper side. It comprises a stop 5d and a spout 5e. In the first embodiment, the spherical body 6 is inserted in the valve body holding portion 5 so as to be movable in the vertical direction so as to exhibit an air bag prevention function. The material of the sphere 6 is made of synthetic resin or metal. The inner diameter of the lower guide cylinder 5a is formed to be larger than the outer diameter of the sphere 6 so that the sphere 6 can be inserted from the guide cylinder 5a, and the valve seat projection 5b can insert the sphere 6 and It is provided to function as a valve seat. Therefore, the inner diameter of the valve seat protrusion 5 b is formed to be slightly smaller than the outer diameter of the sphere 6.

  When the sphere 6 is inserted into the valve chamber 5 c, the valve chamber 5 c is formed with an inner diameter slightly larger than the outer diameter of the sphere 6 so that the sphere 6 can move smoothly in the vertical direction. The relationship between the inner diameter of the valve seat protrusion 5b and the inner diameter of the valve chamber 5c is suitably the dimension of the inner diameter of the valve seat protrusion 5b / the inner diameter of the valve chamber 5c × 100 ≧ 70%. By satisfying this condition, the sphere 6 is driven and inserted into the valve chamber 5c from the valve seat protrusion 5b, and the sphere 6 can move smoothly in the vertical direction. The valve seat protrusion 5b may be provided in a ring shape in the entire circumferential direction, or a plurality of valve seat protrusions 5b may be provided in the circumferential direction. A valve stop 5d is formed above the valve chamber 5c. It has a function of stopping the rising of the sphere 6 at the highest rising position of the valve chamber 5c. When the sphere 6 comes into contact with the valve stop 5d, it becomes difficult for the contents to pass through or prevents the contents from being poured out. be able to. The contents that have passed through the valve body holding part 5 are poured out through a spout 5e formed above the valve body holding part 5.

Next, FIG.3 and FIG.4 is a side view which showed the hinge 7 of the container with a hinge cap of Example 1 of this invention, and drawing which shows the state which open | released the cover body. As shown in FIG. 3, the tube with a hinge cap according to the present invention is a lid that opens and closes the spout 5e of the container body 1 via a hinge 7 having a thin strip 7a on a part of the side surface of the head 2. The body 8 is connected. The hinge 7 having the thin strip 7a has hinge portions 7b serving as pivot points of the lid 8 on both sides of the thin strip 7a having a pulling function. As shown in FIG. 4, the lid 8 is lifted with a finger of one hand, the lid 8 is rotated around a hinge 7 having a thin strip 7a, and the spout 5e is opened from the closed state to open the contents. Can be poured out to the outside. That is, when the lid body 8 is slightly lifted upward with the thumb of one hand, the lid body 8 opens slightly, and when it is further lifted upward, the lid body 8 is automatically moved as shown in FIG. Is opened to α = 90 ° or more. Then, by engaging the engaging portion 8a of the lid body 8 with the engaging portion 3a of the shoulder portion 3, the lid body 8 can be securely fixed to the shoulder portion 3 and the open posture can be maintained. Therefore, it is possible to avoid the lid portion 8 from interfering with the spout 5e when the contents are poured out. FIG. 11 shows a hinge part outside the scope of the present invention .
As to an example, Ru der those using conventional hinge portion 17, 27. The hinge portions 17 and 27 shown in FIG. 11 do not have a thin strip and therefore do not have a pulling action and are not automatically opened. Therefore, the lid can be fixed by rotating the lid manually and engaging the shoulder .

6 and 7 are drawings showing Reference Example 1 of a container with a hinge cap related to the present invention. In Reference Example 1 , as in Example 1, a head 12 is formed above the container body 11, and the head 12 includes a shoulder 13 and a mouth 14. And the valve body holding | maintenance part 15 and the cover body 18 which hang down from the opening | mouth part 14 front-end | tip of this head 12 are similarly manufactured by integral molding. The molding method is integrally molded by a known method such as injection molding or compression molding. The feature of this reference example 1 is that the movement of the spherical body 16 is restricted in the valve body holding part 15 so as to exhibit the dropping function. The valve body holding portion 15 is formed in a hollow cylindrical shape, and includes at least a guide cylinder 15a, a valve seat protrusion 15b, a valve chamber 15c, and a spout 15e from the lower side to the upper side. In Reference Example 1 , at least one or more vertical grooves or roughened surfaces by squeezing are formed on the inner peripheral surface of the valve chamber 15c or the surface of the sphere 16 (not shown), The contents pass through the gaps in the rough surface due to the vertical grooves or graining, and a certain amount of contents are poured out from the spout 15e of the mouth portion 14 to the outside.

As in Reference Example 1, in the container body 11 having a dripping function, the roughness of the roughened surface by the squeezing process can be determined as appropriate depending on the properties, viscosity, etc. of the contents. When the viscosity is low, the roughness is reduced, and when the content is high in viscosity, the roughness can be increased and appropriately changed. Also, the spout 15e of the valve body holding part 15 can be dealt with by changing its inner diameter and length in accordance with the properties and viscosity of the contents. Next, in the assembling step, the spherical body 16 is inserted into the valve chamber 15c by inserting the spherical body 16 into the valve chamber 15c from the valve seat projection 15b in the same manner as in the first embodiment. In Reference Example 1 , the outer diameter of the sphere 16 and the inner diameter of the valve chamber 15c are formed to be substantially the same size, and the relationship between the inner diameter of the valve seat protrusion 15b and the inner diameter of the valve chamber 15c is as follows: A dimension of 15c inner diameter × 100 ≧ 70% or more is suitable.

FIG. 8 is a drawing showing Example 2 of a container with a hinge cap according to the present invention. In the second embodiment, similarly to the first embodiment, a head 22 is formed above the container body 21, and the head 22 includes a shoulder 23 and a mouth 24. The feature of the second embodiment is that the mouth portion 24 itself constitutes a valve body holding portion for housing the sphere 26. And the shoulder part 23, the opening | mouth part 24 which is a valve body holding part, and the cover body 28 are shape | molded by integral molding. The mouth portion 24 is formed in a hollow cylindrical shape and includes at least a guide tube 24a, a valve seat protrusion 24b, a valve chamber 24c, a valve stop portion 24d, and a spout 24e from the lower side to the upper side. As for the function of the sphere 26, as in the first embodiment, the sphere 26 moves up and down in the valve chamber 24c, thereby having an air bag preventing function .

FIG. 9 is a drawing showing Reference Example 2 of a container with a hinge cap related to the present invention. In Reference Example 2 , a head portion 32 is formed above the container body 31, and the head portion 32 includes a shoulder portion 33 and a mouth portion 34. Characterized in Reference Example 2, similarly to Embodiment 2, the mouth portion 34 itself has a valve body holding portion for accommodating the spherical body 36, in the mouth 34, the movement of the spherical body 36 is restricted. The head part 32 and the mouth part 34 which is a valve body holding part are formed by integral molding. The mouth portion 34 is formed in a hollow cylindrical shape, and includes at least a guide tube 34a, a valve seat protrusion 34b, a valve chamber 34c, and a spout 34e from the lower side to the upper side. On the inner peripheral surface of the valve chamber 34 c or the surface of the sphere 36, at least one or more vertical grooves or rough surfaces are formed by squeezing so as to exert a dripping function (not shown). By the operation, the contents pass through the gaps in the rough grooves formed by the vertical grooves or graining, and a certain amount of contents are poured out from the spout 34e of the mouth portion 34 to the outside.

FIG. 10 is a drawing showing Example 3 of a container with a hinge cap according to the present invention. The features of the third embodiment are the same as those of the first embodiment in that it is manufactured by integral molding. The top surface portion 44f of the mouth portion 44 of the head portion 42 and the area of the lid 48 are relatively wide, and the valve body is retained. The portion 45 and the sphere 46 are configured with relatively small dimensions. Other configurations are the same as those of the first embodiment. 44f can be formed into a flat surface or a curved surface, and can be used as an application surface for spreading the poured out contents.
In Example 3 , since the height of the head portion 42 is low, the amount of resin used can be reduced during molding, and the lid has a large area, so that it can be used as an inverted tube.

  A container with a hinge cap according to the present invention is manufactured by integrally molding a head composed of a shoulder and a mouth, and a valve body holding part and a lid formed by hanging from the top of the mouth of the head. The number of assembly processes is small, the manufacturing cost is low, the backflow prevention function or the dripping function is provided, and the lid can be opened wide and fixed, so that the contents can be filled with cosmetics, medicines, foods, etc. As a container with a hinge cap, it can be used widely. In addition, the container with a hinge cap which concerns on this invention can also be utilized as a bottle container other than a tube container according to the contents, a use, etc.

BRIEF DESCRIPTION OF THE DRAWINGS Front sectional drawing which shows Example 1 of the container with a hinge cap which concerns on this invention. The left side sectional view showing Example 1 of the container with a hinge cap according to the present invention. The right view which shows Example 1 of the container with a hinge cap which concerns on this invention. In Example 1 of the container with a hinge cap which concerns on this invention, front sectional drawing which shows the state which opened the cover body. In Example 1 of the container with a hinge cap which concerns on this invention, the front cross section which shows the state which opened the cover body and engaged and fixed the cover body to the shoulder part. Front sectional drawing which shows the reference example 1 of the container with a hinge cap relevant to this invention. The left side sectional view showing Reference Example 1 of the container with the hinge cap related to the present invention. Front sectional drawing which shows Example 2 of the container with a hinge cap which concerns on this invention. Front sectional drawing which shows the reference example 2 of the container with a hinge cap relevant to this invention. Front sectional drawing which shows Example 3 of the container with a hinge cap which concerns on this invention. It is a perspective view of Drawing 11 (a) and (b) which shows an example of other hinges of the conventional container with a hinge cap.

1, 11, 21, 31 Container body 2, 12, 22, 32, 42 Head 3, 13, 23, 33 Shoulder 3a Engagement 4, 14, 24, 34, 44 Mouth 5, 15 Holding valve Part 6, 16, 26, 36, 46 Sphere 7 Hinge 7a Thin strip 8, 8, 28, 38, 48 Lid 8a Engagement part

Claims (3)

A head located above the container body and composed of a shoulder and a mouth, a valve body holding part formed by hanging from the top of the mouth of the head, and a hinge on a part of the outer periphery of the head Through a lid that can be freely opened and closed via
The head, the valve body holding part and the lid are formed by integral molding ,
In the valve body holding part, a sphere is inserted so as to be movable in the vertical direction,
The lid is automatically opened at an angle of 90 ° or more by the action of the thin ribbon plate of the hinge, and the engaging portion formed on the top surface portion of the lid is engaged with the engaging portion of the shoulder portion. A container with a hinge cap , wherein the lid is fixed on the shoulder . The container with a hinge cap according to claim 1, wherein a top surface portion of the mouth portion is formed into a flat surface or a curved surface to serve as a content application surface . The container with a hinge cap according to claim 1 or 2, wherein the container body is a tube container or a bottle container.

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