JP2008289849A - Dispensing container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a highly airtight dispensing container allowing a user to easily acquire the propelling state of a content and avoiding a breakage of a component due to an erroneous operation. <P>SOLUTION: This dispensing container has a screw rod 2 rotatably raised at its bottom, an inner tube 1 defined as a content filling space M, an inner tray 5 provided in the inner tube 1, a rotating body 6 for rotating a screw rod 2 to push up the content and dispensing it through a dispensing hole, and a lid body 21 for storing a delivery head 4, wherein the rotating body 6 is constructed from a bottom wall portion 6a and a peripheral wall portion 6b surrounding around the inner tube and rotatably retained at the tube 1. Elastic body 10 and 22 are provided at the bottom wall portion 6a or the peripheral wall portion 6b of the rotating body 6, and, as the rotation body 6 is rotated, the elastic body 10 comes into contact with and separates from projections provided at the inner tube 1 to induce a clicking sensation. A stopper 16, when the inner tray 5 is positioned at the lowermost end, engaged with the lower part of the inner tray 5 to prevent rotation of the rotating body 6, is placed at the base part 3 of the screw rod 2. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a feeding container in which the contents in a container are pressed (pushed up) by sliding an inner tray to pour out the contents from an opening portion of a pour head.

  As a delivery container for rotating the dial (rotary body) attached to the main body of the container to appropriately feed the contents, a container filled with lipstick, lip balm, stick type glue, or the like has been conventionally exemplified.

In recent years, in this type of container, a container has been developed in which viscous cosmetics are stored as contents and are pushed up by an intermediate plate placed in the container and discharged from a discharge hole of a dispensing head (for example, Patent Document 1). Patent Document 2).
JP-A-8-229461 JP 2005-168745 A

  By the way, in the conventional feeding container as disclosed in Patent Document 1 or Patent Document 2, the dial (working ring, rotating body, etc.) rotates smoothly around the container body, so that the contents are being fed out. A structure that forms a feeding mechanism that is difficult to grasp and adds a force to slide the inner plate further downward due to erroneous operation of the dial even though the inner plate is positioned at the lowermost end of the container body. There was also concern about damaging members.

  It is an object of the present invention to make it easy to grasp the state of delivery of the contents, to reliably prevent damage to the structural members due to erroneous operation of the dial, and to ensure airtightness that can be reliably filled and held regardless of the properties of the contents. It is in the place of proposing a new high-feeding container.

The present invention has an inner cylinder having a screw rod that stands up rotatably at the bottom, and has an inner space surrounded by a side wall as a filling space for contents, and a filling space that is detachably attached to the mouth of the inner cylinder A dispensing head having a discharge hole connected to the inner plate, an inner tray having an annular sliding band that is screw-engaged and elastically contacts the inner surface of the side wall of the inner cylinder while maintaining an airtight seal with the screw rod, and the inner tray An annular seal member that is arranged inside the screw rod and maintains an airtight state with the screw rod, and the screw rod is rotated via the connecting rod, and the axial center of the screw rod is maintained while the inner plate is kept airtight. And a rotary body that pushes up the contents in the filling space and discharges it through the spout of the pouring head, and a cartridge that is detachably attached to the upper part of the inner cylinder, and stores the pouring head inside it. In the propelling container and a over cap,
The rotating body extends from the edge of the bottom wall portion connected to the lower end of the connecting rod along the outer peripheral surface of the inner cylinder, and surrounds the inner cylinder so as to be rotatable around the inner cylinder. It consists of a peripheral wall part that is held,
The rotating body is provided with an elastic body that repeatedly touches and separates the convex portion provided on the inner cylinder along with the rotation of the rotating body to induce a click feeling,
The feeding container is characterized in that a stopper is provided at the base of the screw rod so as to prevent the rotating body from rotating in cooperation with the lower part in a state where the inner tray is positioned at the lowermost end of the filling space.

  In the feeding container having the above-described configuration, it is possible to provide an outer cylinder that is fixedly held at the upper part of the inner cylinder and that surrounds a region extending to the tip of the peripheral wall portion of the rotating body. It is preferable to use a transparent body.

  The discharge hole of the dispensing head is provided with an opening connected to the filling space, a barrier disposed at the center of the opening with a gap therebetween, a barrier for pressing the contents to be extruded, one end linked to the barrier and the other open It is possible to form a bridge that fixes and holds the barrier in cooperation with the inner edge of the bridge and divides the opening into a plurality of sections around the barrier, and in this case, between the upper end of the bridge and the upper end of the opening. A step is formed.

  Moreover, the outer peripheral surface of the said inner cylinder can be provided with the recessed part which exposes the lower end surface of a cover body and makes easy removal from the inner cylinder of this cover body. As the elastic body, a longitudinal rib-shaped elastic tongue piece is applied, or a pair of elastic arms sandwiched in two directions leaving a displacement margin with respect to the outer peripheral surface of the base receiving ring that receives the base of the screw rod, and this elastic It is preferable to apply a ring-shaped spring member combined with a groove-shaped projecting piece that is integrally connected to both ends at each end of the arm and urged so as to be able to contact the convex portion of the inner cylinder. When the spring member is applied, a projection that contacts and separates from the convex portion is provided at the tip of at least one of the groove-shaped projecting pieces.

  An elastic body is provided on the bottom wall portion or the peripheral wall portion of the rotating body, and when the rotating body rotates, the elastic body is brought into contact with and separated from the convex portion provided on the inner cylinder at a certain interval, and a click feeling is obtained. It becomes easy to grasp the delivery state of the contents.

  In addition, in the state where the middle pan is located at the lowermost end of the filling space, the middle pan is linked to a stopper provided at the base of the screw rod to prevent the rotating body from rotating. No force is applied to damage the components. Furthermore, the airtightness of the container can be improved by disposing an annular seal member between the screw rod and the intermediate dish.

  When a single opening is applied to the dispensing hole of the dispensing head, it tends to be a heap when the contents are discharged, but a barrier having the same contour as the opening is placed in the center of the opening. The opening is divided into a plurality of parts by using a bridge that forms a step with the upper end of the opening, and the contents are discharged in a state where the peak shape is relaxed in combination with the effect of the step. It becomes possible. Further, in the region where the step is formed, the contents divided by the bridge can be merged until reaching the upper end of the opening, and the shape can match the shape of the discharge hole, and the decoration effect can be enhanced.

Hereinafter, the present invention will be specifically described with reference to the drawings.
FIG. 1 is a view schematically showing an embodiment of a feeding container according to the present invention (BB cross section in FIG. 2). 2 is a view showing the AA cross section of FIG. 1, FIG. 3 is a view showing the CC cross section of FIG. 1, and FIG. 4 is a partial cross section showing the appearance of the container shown in FIG. FIG.

  In the figure, reference numeral 1 denotes an inner cylinder forming the main body portion of the container. The inner cylinder 1 is composed of a bottom portion 1a having a through hole h at the center and a side wall 1b rising from an edge of the bottom portion 1a, and the space partitioned and formed inside thereof is a filling space M for contents. The outline of the plane is elliptical (see Fig. 2).

  Reference numeral 2 denotes a screw rod that stands rotatably at the bottom 1a of the inner cylinder 1. The screw rod 2 is formed of a racetrack-like hollow body having a deformed cross section provided with a pair of flat surfaces 2a and 2b that do not have a threaded portion at the opposing position (see FIG. 2).

Reference numeral 3 denotes a base portion that is integrally connected at the lower end of the screw rod 2 and raises the screw rod 2 at the bottom portion 1 a of the inner cylinder 1. The base 3 includes a disk 3a disposed on the bottom 1a of the inner cylinder 1, and a cylinder 3b that is connected to the lower surface of the disk 3a and protrudes to the outside of the inner cylinder 1 through a through hole h of the bottom 1a. As shown in FIG. 3, a cross-shaped spline groove 3b ₁ is formed inside the cylindrical body 3b, and a locking claw 3b ₂ (see FIG. 1) is formed outside thereof.

  Further, reference numeral 4 in FIG. 1 denotes a dispensing head that is detachably attached to the mouth portion 1c of the inner cylinder 1 by means such as undercut engagement. As an example, the dispensing head 4 has a dome-shaped cross-sectional shape, and a concave portion 4a having a circular or elliptical planar shape is formed in the central area, and an inner peripheral wall 4b and an outer peripheral wall are formed at the edges. An annular groove e is formed by 4c to engage the opening 1c of the inner cylinder 1.

As shown in FIGS. 5 (a) and 5 (b), the discharge hole 4d is enlarged, and as shown in FIGS. 5 (a) and 5 (b), an opening 4d ₁ and a barrier (disc-like shape) arranged at a central portion of the opening 4d _{1 with} a gap K therebetween. 4d ₂ and a rib-like bridge 4d ₃ which has one end linked to the barrier 4d ₂ and the other end linked to the inner edge of the opening 4d ₁ with a step P to fix and hold the barrier 4d _2. By arranging a plurality of the bridges 4d ₃ , the opening 4d ₁ is divided into a plurality around the barrier 4d ₂ .

  Reference numeral 5 denotes an inner dish having the same planar shape (ellipse) as the filling space M of the inner cylinder 1. The intermediate tray 5 has a through-hole i having a threaded portion that passes through the screw rod 2 and engages the threaded portion of the screw rod 2, and pushes the contents in the filling space M at the upper portion thereof, The inner plate body 5a is provided integrally with the side wall, and includes an annular sliding band 5b that elastically contacts the inner surface of the side wall of the inner cylinder 1 at two upper and lower points.

  Reference numeral 6 denotes a rotating body (dial) provided at the lower portion of the inner cylinder 1. The rotating body 6 has a bottom wall portion 6a disposed at a distance from the bottom portion 1a of the inner cylinder 1, and rises (extends) along the outer peripheral surface of the inner cylinder 1 from the edge of the bottom wall portion 6a. It comprises a peripheral wall portion 6b surrounding the periphery, and forms a cup-shaped cross section opened upward by the bottom wall portion 6a and the peripheral wall portion 6b.

  A connecting rod 7 is integrally provided at the center of the bottom wall portion 6a of the rotating body 6. Cross-shaped vertical ribs 7a are arranged around the connecting rod 7 at intervals, thereby forming a spline shaft that fits into the spline groove 3b1 of the cylindrical body 3b (see FIG. 3).

Reference numeral 8 denotes a base receiving ring which is opened upward and surrounds the connecting rod 7 in the bottom wall portion 6a of the rotating body 6. Cylindrical body 3b of the base 3 in the screw rod 2 to the base receiving ring 8 has entered the inside, locking claws 3b ₂ and engages with the locking claw 8a and the cylindrical body 3b formed on the inner wall surface Thus, the rotating body 6 is held at the lower portion of the inner cylinder 1 so as not to be pulled out. A plurality of ribs 1d (may be convex portions) are arranged at intervals in the through hole h of the inner cylinder 1, and the base receiving ring 8 and the base receiving ring 8 To prevent backlash caused by the gaps between them.

  Reference numeral 9 denotes a wall portion disposed around the base receiving ring 8 in the bottom wall portion 6 of the rotating body 6, and reference numeral 10 denotes an elastic body provided on the outer surface of the wall portion 9. In this example, the elastic body 10 is indicated as a longitudinal rib-shaped elastic tongue piece (hereinafter, the elastic body 10 is referred to as an elastic tongue piece 10). 11 is a wall portion provided on the lower surface of the bottom portion 1a of the inner cylinder 1, and 12 is a convex portion arranged at a predetermined interval over the entire circumference of the inner surface of the wall portion 11. The convex portion 12 has a protrusion margin that comes into contact with a part of the elastic tongue piece 10 provided on the wall portion 9, and rotates the rotating body 6 to repeatedly contact and separate the elastic tongue piece 10 from the convex portion 12. Triggers a click feeling.

  Further, reference numeral 13 in FIG. 1 denotes a storage recess provided immediately below the through hole i of the inner dish main body 5a, and reference numeral 14 denotes an annular seal member attached (elastically fitted) to the screw rod 2. The annular seal member 14 is formed of an O-ring, packing, or the like that is positioned in the storage recess 13 and maintains an airtight state with the screw rod 2. Reference numeral 15 denotes a holding member 13 which holds the annular seal member 14 on at least two inner surfaces 15a and 15b. The outer wall of the pressing member 15 is linked to the claw portion 13a provided on the inner wall of the storage recess 13 and prevents the slippage from the storage recess 13, and the inner wall of the storage recess 13 is elastically contacted and sealed. A seal lip 15d for maintaining the state is provided, and thereby the gap between the pressing member 15 and the inner tray body 5a is maintained in a sealed state.

  Reference numeral 16 denotes a stopper (rib or the like) provided on the upper surface of the disk 3a constituting the base 3, and reference numeral 17 denotes a protrusion having a protrusion margin provided at the lower end of the inner dish body 5a and linked to the stopper 16. The convex portion 17 of the middle tray body 5a is linked to the stopper 16 when the middle tray 5 is positioned at the lowermost end of the filling space M, and the rotation of the rotating body 6 is prevented so that the middle tray 5 slides downward. There is no longer to do.

  Reference numeral 18 denotes a peripheral wall integrally provided on the outer wall of the inner cylinder 1 directly below the mouth portion 1c of the inner cylinder 1 (directly below the outer peripheral wall 4c of the dispensing head 4). The peripheral wall 18 cooperates with the outer wall of the inner cylinder 1 to form an annular groove 18a opened downward therebetween.

  Reference numeral 19 denotes an outer cylinder that is disposed outside the inner cylinder 1 with a gap and surrounds a region extending to the tip of the peripheral wall portion 6b of the rotating body 6. An insertion member 19a is provided at the upper end of the outer cylinder 19, and the outer cylinder 19 is locked within the annular groove 18a so that it cannot rotate and cannot be pulled out by an engaging means such as an undercut and a locking means such as a longitudinal rib. To do.

  Reference numeral 20 denotes a concave portion locally provided on the outer wall of the inner cylinder 1 at the upper position of the peripheral wall 18. The concave portion 20 exposes the lower end surface of the outer peripheral wall 4c of the dispensing head 4, and an opening member (for example, a flat member such as a coin) is inserted into that portion, and the dispensing head 4 is pushed up to raise the dispensing head 4 Can be removed.

  Further, reference numeral 21 in FIG. 1 denotes a lid that engages with the threaded portion 18b of the peripheral wall 18 to maintain the container in a sealed state. The lid 21 has a lid main body 21a, a seal lid 21b that is held on the back surface of the lid main body 21a and has a convex portion t that fits into the concave portion 4a of the dispensing head 4, and a back surface of the seal lid 21b. It consists of an O-ring 21c that elastically holds the seal lid 21b. When the lid 21 is closed, the convex portion t of the seal lid 21b elastically contacts the concave portion 4a of the dispensing head 4, and the dispensing port of the dispensing head 4 is held in an airtight (or liquid tight) state.

  In the above feeding container, an annular sealing member 14 is disposed between the intermediate dish 5 and the screw rod 2, and the filling space M is maintained in an airtight (or liquid tight) state by closing the lid 21. In addition, even if a liquid material having a relatively low viscosity is filled as the content, it does not leak out, and even if the content contains a volatile (volatile) component, volatilization of the component is avoided.

  In the state shown in FIG. 1 in which the inner tray 5 is positioned at the lowermost end of the inner cylinder 1, for example, when the rotating body 6 is accidentally rotated in the reverse direction, the stopper 16 provided on the disk 3a is moved to the inner tray 5 ( The rotating body 6 is linked with the convex portion 17 provided at the lower end of the middle dish main body 5a), and the constituent members are not damaged.

  When the rotating body 6 is rotated to slide the inner tray 5 toward the dispensing head 4 and push the contents in the filling space M from the discharge hole 4d, the elastic tongue 10 provided on the wall portion 9 The 11 convex portions 12 are repeatedly contacted and separated, and at this time, a click feeling is induced to make it easy to grasp the delivery state of the contents, and the contents with a reduced peak shape are discharged from the discharge holes 4d.

  By configuring the outer cylinder 19 with a transparent body, it is possible to visually confirm the remaining amount of the contents and to impart aesthetics to the container. At this time, the inner cylinder 1 may be composed of a translucent body (including a case where it is colored).

  In the embodiment of the present invention, the elastic tongue piece 10 is provided on the wall portion 9 and the convex portion 12 is provided on the wall portion 11, but the elastic tongue piece 10 and the convex portion 12 may be provided interchangeably. This point is not limited.

  In addition, for the inner plate 5 and the inner cylinder 1, the contour of the plane is elliptical to prevent co-rotation when the screw rod 2 rotates, but if it is possible to apply a structure that can suppress co-rotation, There is no particular need for an elliptical shape, and the shape can be arbitrarily changed.

  FIG. 6 is a view showing another embodiment of the feeding container according to the present invention with respect to a cross section equivalent to FIG. 1 (a cross section corresponding to the BB cross section of FIG. 2), and FIG. 7 is a DD view of FIG. A sectional view and FIG. 8 are external perspective views.

  Reference numeral 22 in the figure denotes an elastic body that induces a click feeling according to the rotation of the rotating body 6. The elastic body 22 is formed of a ring-shaped spring member that is non-rotatably fitted into notches 9a and 9b formed at positions facing the wall 9 and is placed and positioned on the vertical ribs 9c to 9f. A pair of elastic arms (curved arms) 22a and 22b sandwiched from two directions with a displacement δ (see FIG. 7) remaining on the outer peripheral surface of the base receiving ring 8, and each of the elastic arms 22a and 22b Consists of groove-shaped projecting pieces 22c and 22d that are integrally connected to each other at both ends and are urged to come into contact with the convex portion 12. Are integrally provided with projections 22e and 22f.

  The elastic body (ring-shaped spring member) 22 is urged so that groove-shaped projecting pieces 22c and 22d provided at both ends of the elastic arms 22a and 22b can abut against the convex portion 12. While the protrusions 22e and 22f are in contact with the convex portion 12 due to the rotation of the rotating body 6, a pressing force is applied to the protrusions 22e and 22f, so that the projection slides smoothly along the outer surface of the convex portion 12. As a result, a click feeling that gives rise to a high-class feeling is induced.

  The elastic bodies (ring-shaped spring members) 22 shown in FIGS. 6 to 8 are shown as having protrusions 22e and 22f provided at the tips of the protruding pieces 22c and 22d, respectively, but the protrusions 22e and 22f are protruding pieces. It is sufficient to provide it in either one of 22c and 22d, and it is not limited to the case where it is provided in two places.

  Also, the width W and depth g (see FIG. 8) of the notches 9a and 9b should be set to dimensions that match the width and thickness of the protruding pieces 22c and 22d, thereby creating a gap between the members. Since there is nothing, “rattle” and the accompanying sound are avoided.

  It is possible to provide a feeding container that has a high sealing property and can confirm the discharge state of the contents by clicking feeling.

FIG. 3 is a cross-sectional view showing an embodiment of a feeding container according to the present invention (cross section BB in FIG. 2). FIG. 2 is a view showing an AA cross section of FIG. FIG. 2 is a view showing a CC cross section of FIG. FIG. 2 is a perspective view showing a partial cross section of the appearance of FIG. It is the figure which expanded and showed the principal part of the discharge hole, (a) is a top view, (b) is a bottom view FIG. 7 is a view showing another embodiment of the feeding container according to the present invention (corresponding to a cross section corresponding to the BB cross section of FIG. 2). FIG. 7 is a view showing a DD cross section of FIG. It is an external appearance perspective view of an elastic body.

Explanation of symbols

1 Inner cylinder
1a Bottom
1b Side wall
1c mouth
1d rib
2 Screw rod
2a Flat surface
2b flat surface
3 Base
3a disk
3b cylinder
3b ₁ spline shaft
3b ₂ locking claw
4 Dispensing head
4a recess
4b Inner wall
4c Outer wall
4d discharge hole
4d ₁ opening
4d ₂ barrier
4d ₃ bridge
5 middle dish
5a Middle dish
5b Sliding band
6 Rotating body
6a Bottom wall part
6b Perimeter wall part
7 Connecting rod
7a Vertical rib
8 Base receiving ring
8a Locking claw
8b rib
9 Wall
9a Notch
9b Notch
9c vertical rib
9c vertical rib
9d vertical rib
9e vertical rib
9f Vertical rib
10 Elastic tongue
11 Wall
12 Convex
13 Recessed recess
14 Annular seal
15 Holding member
15a side
15b side
15c nails
16 Stopper
17 Convex
18 perimeter wall
18a annular groove
18b thread
19 outer cylinder
19a Insertion member
20 Recess
21 Lid
21a Lid body
21b Seal lid
21c O-ring
22 Elastic body
22a Elastic arm
22b Elastic arm
22c protruding piece
22d protruding piece
22e protrusion
22f Protrusion
h Through hole
e Annular groove
K interval
P steps

Claims (7)

An inner cylinder having a screw rod that stands up rotatably at the bottom and has an inner space surrounded by side walls as a filling space for contents, and a discharge hole that is detachably attached to the mouth of the inner cylinder and leads to the filling space The inner portion of the inner plate having an annular sliding band that is threadedly engaged with the screw rod and elastically contacts the inner surface of the inner cylinder, and the screw rod disposed inside the inner plate is airtight. Rotate the screw rod through a connecting rod and an annular seal member that maintains the state, and slide the inner plate in the airtight state to slide the contents of the filling space along the axis of the screw rod. In a feeding container having a rotating body that discharges from a spout of a push-out pouring head and a cover cap that is detachably attached to the upper part of the inner cylinder and stores the pouring head inside
The rotating body extends from the edge of the bottom wall portion connected to the lower end of the connecting rod along the outer peripheral surface of the inner cylinder, and surrounds the inner cylinder so as to be rotatable around the inner cylinder. It consists of a peripheral wall part that is held,
The rotating body is provided with an elastic body that repeatedly touches and separates the convex portion provided on the inner cylinder with the rotation of the rotating body to induce a click feeling,
A feeding container, characterized in that a stopper is provided at the base of the screw rod in a state where the inner tray is positioned at the lowermost end of the filling space and is linked to the lower portion thereof to prevent the rotation of the rotating body.   2. The feeding container according to claim 1, further comprising an outer cylinder that is locked to the upper portion of the inner cylinder so as not to rotate and cannot be pulled out and surrounds a region extending to a tip of a peripheral wall portion of the rotating body. 3. The feeding container according to claim 2, wherein the outer cylinder is made of a transparent body. The discharge hole of the dispensing head is provided with an opening connected to the filling space, a barrier disposed at the center of the opening with a gap therebetween, a barrier for pressing the contents to be extruded, one end linked to the barrier and the other open A bridge that is fixedly held in connection with the inner edge of the bridge and divides the opening into a plurality of portions around the barrier,
The feeding container according to any one of claims 1 to 3, wherein a step is provided between an upper end of the bridge and an upper end of the opening.   The feeding according to any one of claims 1 to 4, wherein a concave portion is provided on an outer peripheral surface of the inner cylinder to expose a lower end surface of the dispensing head so that the lid body can be easily detached from the inner cylinder. container.   The feeding container according to any one of claims 1 to 5, wherein the elastic body is made of a longitudinal rib-shaped elastic tongue piece. The elastic body is integrally connected to both of the pair of elastic arms sandwiched from two directions with a displacement margin with respect to the outer peripheral surface of the base receiving ring that receives the base of the screw rod, and at both ends of the elastic arms. It consists of a ring-shaped spring member combined with a groove-shaped projecting piece biased so as to be able to abut against the convex part,
6. The feeding container according to any one of claims 1 to 5, wherein a projection is provided on at least one tip of the groove-shaped projecting piece.

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