JP2602338Y2 - Dropper container - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dropper container used for taking out lotion or liquid medicine.

[0002]

2. Description of the Related Art For example, the invention of Japanese Utility Model Laid-Open No. 5-10258 is known. The container comprises a container body which stands up the mouth and neck, and a cap which is screwed to the mouth and neck, and the cap is formed from an intermediate portion of a peripheral wall which is screwed into the lower half to the outer surface of the mouth and neck of the container body. A dropper tube is suspended into the container via an inward flange protruding by being placed on the upper end surface of the mouth and neck, and a lower portion of an elastic dome-shaped portion is fitted to the upper end of the tube. A dropper member with vertical split grooves on both the left and right parts, and a pin protruding outward from both the left and right parts of the lower end of the cylindrical part hanging down from the peripheral edge of the top plate into the split groove. A push button with a hanging push rod placed on the elastic dome-shaped portion, an outer cylinder on the outer surface of the dropper member peripheral wall, and an outer cylinder provided on the inner surface of the outer cylinder in a recess provided in a predetermined angle range on the left and right outer surfaces of the peripheral wall. The engaging element can be rotated in the concave portion, and the convex portion fits into the concave portion. Consists of a cylindrical operation member that has vertical movement impossible fitted to the inner surface of the outer surface and the cylindrical operation member outer cylinder of the cylindrical portion of the push button is provided with a cam mechanism,
When the engaging element of the cylindrical operating member comes into contact with the peripheral wall tightening direction end of the dropper member recess, the push button is pushed down, the push bar of the push button pushes down the elastic dome-shaped portion and squeezes, and The elastic dome-shaped portion is elastically restored to make it possible to push up the push button when it comes into contact with the end portion in the loosening direction, and the tubular operating member is rotated in the loosening direction from this state, whereby the engaging element The peripheral wall of the dropper member is provided so as to be screwed off from the mouth and neck of the container via the opening. The air in the dropper tube is discharged by the compression of the elastic dome-shaped portion, the liquid in the container is sucked by the elastic recovery, the dropper member is screwed off, and then the liquid in the dropper tube is poured out by pressing down the push button. Things.

[0003]

In the above-mentioned conventional dropper container, the cap with the dropper is screwed into the mouth and neck of the container body and tightened, and then the liquid in the container body is automatically inserted into the dropper tube simply by removing the cap. However, since the elastic dome at the top of the dropper tube is pushed down by the push-down rod of the push button and squeezed when the cap is screwed into the mouth and neck of the container and tightening is completed, There is a drawback that the elastic fatigue of the elastic dome-shaped portion becomes large.

[0004] The present invention retains the advantages of the above-mentioned conventional dropper container in which the liquid in the container is automatically sucked into the dropper tube when the cap is unscrewed from the mouth and neck of the container body. The elastic dome-shaped portion can have an elastic restoration state when tightened, and the pin of the push button to be fitted into the split groove of the dropper member peripheral wall also serves as the slider of the cam mechanism described above. This simplifies the structure.

[0005]

Means for Solving the Problems A container body 1 which stands up a mouth and neck 2 and a cap 3 screwed to the mouth and neck, the lower half of which is screwed to the outer surface of the mouth and neck. The dropper pipe 7 is suspended from the intermediate portion of the peripheral wall 6 into the container via an inward flange 8 which is placed on the upper end surface of the mouth and neck 2 and protrudes, and an elastic dome is formed on the upper end of the pipe. Part 9
Into the lower half of the peripheral wall.
A member 5 with a dropper in which 0 and 10 are vertically installed, and the split grooves 10 and 1
0, the pins 19, 19 protruding outward from the left and right portions of the lower end of the cylindrical portion 18 hanging from the periphery of the top plate are vertically movably inserted, and the lower end of the push rod 20 hanging from the center of the top plate 17 is formed in the elastic dome shape. The push button 15 placed on the upper surface of the part 9 and the outer cylinder 22 on the outer surface of the member surrounding wall 6 with a dropper, into the concave parts 12, 12 provided in a predetermined angle range on the peripheral wall and one wall surface of the outer cylinder, The engaging members 23, 23 protruding from the other wall surface are rotatable in the concave portion, and are not allowed to move up and down by fitting the convex line 13 provided on the other wall surface into the concave line provided on the one wall surface. And a cylindrical operating member 21 in which the engaging elements 23, 23 are positioned at the ends of the concave portions 12, 12 in the cap loosening direction. The sliding grooves 25, 25 are fitted vertically so that they can be lowered and ascended. The V-shaped cam split grooves 11, 11 for guiding the pins 19, 19 are brought into contact with the front and rear wall portions of the peripheral wall on the tightening direction side, and the engaging members 23, 23 contact the ends in the tightening direction of the recesses 12, 12, respectively. When the pins 19, 19 are also in the cam split grooves 11, 11,
Is formed so that it can be located within the end in the tightening direction.

[0006] The container body 1 stands up from the mouth and neck 2, and a cap 3 screwed to the mouth and neck.
A dropper tube 7 is suspended from the intermediate portion of the peripheral wall 6 screwed to the outer surface of the mouth and neck through the inward flange 8 which is placed on the upper end surface of the mouth and neck 2 and protrudes into the container. The lower part of the elastic dome-shaped part 9 is fitted to the upper end of the pipe, and the dropper-equipped member 5 in which the split grooves 10, 10 are vertically provided on both left and right portions of the upper half of the peripheral wall, and into the split grooves 10, 10. Pins 19, 19 protruding outward from both left and right parts to the lower end of cylindrical part 18 hanging from the periphery of the top plate
And a push button 15 having a lower end of a push rod 20 hanging from a central portion of a top plate 17 placed on the upper surface of the elastic dome-shaped portion 9, and an outer cylinder connected to an outer surface of the dropper member peripheral wall 6.
The engaging members 23, 23 projecting from the other wall surface into the concave portions 12, 12 provided in a predetermined angle range on one wall surface of the peripheral wall and the outer cylinder so as to be rotatable in the concave portion. By fitting a convex ridge provided on the other wall surface into a concave ridge provided on the wall surface, it is immovably fitted up and down. A cylindrical operating member 21 positioned at the outer portion, a base end portion at the outer end of the pin, and a lower surface of the base end in contact with the upper surface of the pin outer end, and an inverted cam-shaped overhang cam 11a, 11a to the outer cylinder on the cap tightening direction side
22 is attached to the upper inner wall surface, and the engaging members 23, 23
When it was located at the end in the tightening direction, the outer end of the pin was formed so as to be positioned on the lower surface of the end in the loosening direction of the cam.

[0007]

In the embodiment shown in FIGS. 1 to 4, FIGS.
By rotating the cylindrical operation member 21 in the loosening direction of the cap 3 from the state of FIG. 2, the engaging member 23 of the member comes into contact with the loosening-side ends of the dropper member recesses 12 and 12 and the dropper member From the mouth and neck of the container. By pushing down the push button 15 from the unscrewed state, the push rod 20 of the push button pushes the elastic dome-shaped portion 9 downward and squeezes it, so that the liquid in the dropper tube 7 is poured out.

[0008] engagement by the screwing of the cap screw detached from the container body mouth and neck, the outer tube 22 of the cylindrical operation member 21 with respect to the peripheral wall 6 of the dropper threaded member 5 is first rotated in the capping direction The mating pieces 23, 23 are directed to the ends in the tightening direction of the recesses 12, 12, and the pins 19, 19 of the push button 15 are such that the outer ends of the pins have sliding grooves 10, 10 of the outer cylinder 22.
In order to fit inside, by rotating together with the outer cylinder 22, it moves through the V-shaped cam splitting grooves 11, 11 to the ends in the tightening direction of the cam splitting grooves, and from this state, the member with a dropper The peripheral wall 6 and the outer cylinder 22 of the tubular operation member 21 rotate together to tighten the cap. The engagement elements 23, 23 are recessed from the tightened state.
It is preferable to rotate the outer cylinder 22 in the reverse direction until the state of FIGS. Push button
When the 15 pins 19, 19 pass through the cam split grooves 11, 11, the push button 15 is lowered and rises, and the push button 20 squeezes and resiliently restores the dome-shaped portion 17 by the descending and rising. When the elasticity is restored, the liquid in the container is sucked into the dropper tube.

In the case of the second embodiment shown in FIGS.
In place of the cam splitting grooves 11 of the embodiment, an inverted cam-shaped overhanging cam 11a is provided on the inner surface of the upper part of the outer cylinder 22, so that the push button 9 cannot rotate with respect to the member 5 with a dropper, By the rotation of the cylindrical operating member outer cylinder 22 with respect to the member peripheral wall 6, as shown in FIGS.
When the 15 pins 19, 19 are pushed down and passed, the elastic dome-shaped portion 9 raises the push button 15 via the push rod 20. Other operations are the same as in the first embodiment.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, a first embodiment shown in FIGS. 1 to 4 will be described. Reference numeral 1 denotes a container body for erecting a mouth and neck 2, and 3 denotes a cap with a dropper screwed to the mouth and neck. .

The cap 3 comprises a member with a dropper, a push button, and a tubular operating member.

The member 5 with a dropper is provided with an outer flange 8 attached to the upper end of a dropper tube 7 into a concave groove formed on an inner surface of an intermediate portion of a peripheral wall 6 having a lower half screwed to the outer surface of the mouth and neck of the container body. By fitting, the flange is placed on the upper end surface of the mouth and neck of the container via the packing, and the dropper tube is hung down into the container. A fitting short tube is erected from the upper surface of the outward flange of the dropper tube, and the lower portion of the peripheral wall of the elastic dome-shaped portion 9 is fitted to the short tube in a watertight manner. The upper half of the peripheral wall 6 has a small outer diameter, and split grooves 10, 10 are vertically provided on both left and right portions thereof, and a V-shaped cam split groove 11, from the upper portion of the split groove to the peripheral wall portion on the cap tightening direction side. 11 are drilled. Further, concave portions 12 and 12 are formed in the outer surfaces of the front and rear portions of the lower half of the peripheral wall within a predetermined angle range, and an engaging ridge 13 is provided on the outer surface of the lower end of the peripheral wall. Small projections 14, 14 are provided vertically near the left and right ends of the recess.

The push button 15 is fitted with a cylindrical portion 18 hanging down from the peripheral edge of the top plate 17 into the above-mentioned peripheral wall 6 so as to be movable up and down, and pushes pins 19, 19 outwardly from both left and right portions at the lower end of the cylindrical portion. The pin is protruded so that the pin is vertically movably inserted into the split grooves 10 of the dropper member 5. Push rod 20 from the bottom of the center of the top plate
, And the lower end of the push rod is placed on the upper surface of the central portion of the elastic dome-shaped portion 9 described above. In the mounted state, the pins 19, 19
Is provided so as to be located at a portion communicating with the cam splitting grooves 11 and 11 described above.

The cylindrical operation member 21 has an outer cylinder 22 rotatably fitted on the outer surface of the peripheral wall 6 of the member with a dropper. A concave streak is provided on the inner surface of the lower end portion of the outer cylinder, and the convex streak 13 on the outer periphery of the lower end of the peripheral wall 6 is rotatably fitted. As shown in FIG. 2, the lower wall of the outer cylinder 22 is positioned in the recesses 12 and 12 as shown in FIG.
Engaging members 23, 23 for regulating the rotation range of the outer cylinder 22 with respect to the above, an inward flange 24 engaged with the upper end surface of the peripheral wall 6 described above is provided at the upper end, and the push button 15 described above is provided on the upper inner surface. Sliding grooves 25, 25 are fitted vertically so that the outer ends of the pins can be lowered and raised.

FIGS. 5 to 9 show a second embodiment. This embodiment is different from the first embodiment in that, instead of the above-described cam splitting grooves 11, 11, downwardly stepped overhang cams 11 a, 11 a are provided on the upper inner surface of the outer cylinder 21, The outer ends of the pins 19 and 19 of the push button 15 are provided so as to be pressed down by a cam surface formed by the lower surface when the outer cylinder 21 rotates with respect to the peripheral wall 6. That is, as shown in FIGS. 5 and 8, pins 19, which are inserted into the split grooves 10, 10 and protrude outward, have base ends at the outer ends thereof, and have an inverted mountain shape on the upper inner surface of the outer cylinder 21. Overhang cams 11a, 11a
And the outer end of the pin is engaged with the lower surface of the cam surface formed by the lower surface of the cam. The distance from the base end to the other end of the cam surface is substantially equal to the distance from one end to the other end of the recesses 12 and 12 as shown in FIG.
When 9, 19 are located at the end of the cam surface in the tightening direction,
3 and 23 are located at the ends of the recesses 12 and 12 in the loosening direction, and
When 9, 19 move to the end of the cam surface in the loosening direction,
3 and 23 are provided so as to move to the end in the tightening direction of the recess.
In the illustrated example, the engagement members 23 are provided below the lower end of the cam surface as the top of the inverted mountain shape, but this is not necessarily required.

[0016]

[Effects of the Invention] The present invention has the above-described structure, and when the cap 3 is screwed into the mouth and neck of the container body and tightened, that is, the engaging members 13 and 13 come into contact with the ends of the concave portions 12 and 12 in the tightening direction. When
In the first embodiment, the pins 19, 19 of the push button 15 are moved to the tightening side ends of the V-shaped cam splitting grooves 11, 11 of the peripheral wall 6 with a dropper. The cams 11a, 11a provided on the upper part of the inner surface of the outer cylindrical member 22 are provided at the ends in the loosening direction of the inverted mountain-shaped cams 11a. At this time, the elastic dome-shaped portion 9 of the member with a dropper is elastically restored. Therefore, the elastic dome-shaped portion is left as it is squeezed as in the case of the above-mentioned conventional example, so that the elastic fatigue does not increase and the aging does not accelerate. In addition, pin 19 of the above push button 15,
19 Since the tip portion is also used as the slider of the cam mechanism, there is no danger that the pins 19, 19 will come off the split grooves 10, 10 of the outer wall of the dropper outer member, and the dual purpose can simplify the structure of the cap. .

[Brief description of the drawings]

FIG. 1 is a half sectional view of a container according to the present invention.

FIG. 2 is a cross-sectional view taken along line II-II of FIG.

FIG. 3 is a transverse sectional view taken along line III-III of FIG.

FIG. 4 is an exploded perspective view of a main cap member used in the container according to the present invention.

FIG. 5 is a half sectional view of a main part of the container according to the second embodiment.

FIG. 6 is a half sectional view of a main part of the container cap shown in a state where the push button is lowered.

FIG. 7 is an exploded perspective view of the container cap of FIG. 5;

FIG. 8 is an explanatory view showing a mutual relationship between cap constituent members at the position of FIG. 5 in an expanded state.

FIG. 9 is an explanatory view showing a mutual relationship between cap constituent members at the position of FIG. 6 in an expanded state.

[Explanation of symbols]

3 cap, 5 member with dropper, 15 push button, 21
Cylindrical operating member

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B65D 39/00-55/16

Claims (2)

(57) [Scope of request for utility model registration] 1. A container body 1 standing up and down a mouth and neck portion, and a cap 3 screwed to the mouth and neck portion, the cap being a peripheral wall 6 having a lower half screwed to the outer surface of the mouth and neck portion.
A dropper pipe 7 is drooped into the container via an inward flange 8 which is placed on the upper end surface of the mouth and neck part 2 and protrudes from the middle part of the mouth and the lower part of an elastic dome-shaped part 9 at the upper end of the pipe. Into the upper half of the peripheral wall.
A vertically extending member 5 with a dropper, and pins 19, 19 protruding outward from both left and right portions of the lower end of the cylindrical portion 18 hanging from the peripheral edge of the top plate into the split grooves 10, 10, are vertically movably inserted. A push button 15 having a lower end of a push rod 20 hanging down from a central portion of a top plate 17 placed on the upper surface of the elastic dome-shaped portion 9 and an outer cylinder 22 on the outer surface of the member surrounding wall 6 with a dropper, and one of the peripheral wall and the outer cylinder Into the recesses 12, 12 provided on the wall surface at a predetermined angle range,
The engaging members 23, 23 protruding from the other wall surface are rotatable in the concave portion, and are not allowed to move up and down by fitting the convex line 13 provided on the other wall surface into the concave line provided on the one wall surface. Mated ,
A cylindrical operating member 21 in which the engaging elements 23 and 23 are located at the ends of the concave portions 12 and 12 on the side of the cap loosening direction;
Sliding grooves 25, 25, in which the outer ends of the pins are fitted so as to be able to descend and ascend, are vertically provided on the upper inner surface of
The V-shaped cam split grooves 11, 11 for guiding the pins 19, 19 from the split groove portions where the positions 9 and 19 are located to the peripheral wall front and rear wall portions on the cap tightening direction side, A dropper container characterized in that the pins (19, 19) are formed so as to be able to be located within the tightening direction ends of the cam splitting grooves (11, 11) when they come into contact with the tightening direction side end of (12). 2. A container body 1 standing up and down a mouth and neck portion, and a cap 3 screwed to the mouth and neck portion, the cap being an intermediate portion of a peripheral wall 6 screwed to the outer surface of the mouth and neck portion. From the department,
A dropper pipe 7 is drooped into the container via an inward flange 8 which is placed on the upper end face of the mouth and neck 2 and protrudes, and a lower part of an elastic dome-shaped part 9 is fitted to the upper end of the pipe.
A member 5 with a dropper vertically provided with split grooves 10 and 10 in both right and left portions of the upper half of the peripheral wall, and a cylindrical portion 18 hanging from the peripheral edge of the top plate into the split grooves 10 and 10 and projecting outward from the left and right portions to the lower end. Pin 19,
A push button 15 with the lower end of a push rod 20 hanging down from the center of the top plate 17 placed on the upper surface of the elastic dome-shaped portion 9 and an outer cylinder 22 on the outer surface of the dropper member peripheral wall 6 are inserted. The engaging members 23, 23 projecting from the other wall surface into the concave portions 12, 12 provided in a predetermined angle range on one wall surface of the peripheral wall and the outer cylinder so as to be rotatable within the concave portion, and on one wall surface. By fitting the ridge provided on the other wall surface into the ridge provided so as to be immovable up and down, the engaging members 23 and 23 are attached to the ends of the recesses 12 and 12 in the cap loosening direction. A cylindrical operation member 21 having a base end located at the outer end of the pin, and a lower surface of the base being in contact with an upper surface of the outer end of the pin, and projecting cams 11a, 11a having inverted mountain shapes. Outer cylinder on the cap tightening direction side
22 is attached to the upper inner wall surface, and the engaging members 23, 23
Wherein the outer end of the pin is formed so as to be positioned on the lower surface of the end in the loosening direction of the cam when located at the end in the tightening direction.