JPH0717405Y2 - Liquid discharge container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION "Industrial field of application" The present invention relates to a liquid discharge container provided to discharge a liquid substance.

"Prior Art" As disclosed in Japanese Utility Model Laid-Open No. 63-122664, a container body that erects the mouth and neck upward, and a cylinder that hangs outward from the mouth and neck with an outward flange. , A mounting cylinder in which the outward flange is sandwiched between the inward flange at the upper end of the cylinder screwed to the outer surface of the mouth and neck and the upper end surface of the mouth and neck, and the upper end of the discharge pipe inserted into the cylinder. An operating member fitted with a push-down head with a nozzle, and a holding cylinder that hangs a female screw pipe inserted through the discharge pipe portion and fitted on the inner surface of the upper end portion of the cylinder from the inner circumference of the upper wall, The operating member was pushed down against the bias and the male screw part formed on the outer surface of the upper end of the discharge pipe was screwed into the female screw pipe, and the nozzle was projected outward from the vertical split groove of the peripheral wall. In this state, attach the cover cap to the outer surface of the upper part such as the pressing head in a detachable manner. Liquid dispensers are known.

[Problems to be solved by the invention] This type of pump-type liquid discharge container has a female screw on the inner surface of the upper end of the cylinder that pushes up the operation member against the bias in order to prevent bulkiness during packaging. The cover cap is screwed onto the pipe, and the cover cap is fitted to the upper part thereof to prevent loosening of the screwed portion. When the lower surface of the cover cap top wall and the upper surface of the pressing head top wall are brought into contact with each other, When the containers are transported, they slide against each other due to vibrations and the like, so that fine scratches and the like are attached to the upper surface of the top wall of the push-down head to impair the appearance.

In order to eliminate such defects, a mounting projection is provided on the inner wall of the lower end of the cover cap peripheral wall so that a gap is provided between the top wall of the push-down head and the top wall of the cover cap and the gap can be maintained. It is fitted in a concave groove or the like provided on the outer surface of the upper end portion of the peripheral wall, but since the peripheral groove of the cover cap is provided with a split groove for nozzle insertion, when the containers are piled up, the above-mentioned engaging projections come off. If the lower part of the peripheral wall of the cap expands, and if this state continues for a long period of time, its restoring force may be lost due to elastic fatigue and the function as a cover cap may be lost.

The present invention is intended to reduce or prevent damage to the central portion of the upper surface of the top wall of the pressing head by the cover cap, and to prevent the lower portion of the peripheral wall of the cover cap from expanding due to container stacking.

"Means for Solving the Problem" A container body 1 that erects the mouth and neck upward, a cylinder 2 that is hung down into the container body 1 by engaging an outward flange 3 with the upper end surface of the mouth and neck, and the mouth and neck part A mounting cylinder 6 in which the outward flange 3 is sandwiched between the inward flange 8 at the upper end of the tubular portion 7 screwed to the outer surface and the upper end surface of the mouth / neck portion, and the upper end of the discharge pipe portion 11 inserted into the cylinder. A pressing head with nozzle 13
An operating member 10 provided with 14 and a holding cylinder 21 for hanging an internal thread pipe 17 inserted through the discharge pipe portion 11 and fitted to the inner surface of the upper end portion of the cylinder 2 from the inner periphery of the upper wall 18 are provided. Actuating member
While pressing 10 against the bias, the female screw portion 15 formed on the outer surface of the upper end of the discharge pipe portion 11 is screwed into the female screw pipe 17, and the nozzle 13 is pushed outward from the vertical groove 27 of the peripheral wall 25. In the protruding state, cover the cap head to the outer surface of the upper part such as the pressing head 14 above.
In a liquid discharge container in which 23 is detachably fitted, a gap is provided between the top wall 14b of the pressing head 14 and the cover cap top wall 24, and a support piece 28 is hung from the inner wall surface of the cover cap. Then, the lower end surface of the support piece is pushed down to the upper surface of at least one of the top wall 14b of the pressing head, the outer peripheral portion of the holding cylinder 21 and the outer peripheral portion of the mounting cylinder 6 by pressing the cover cap. It was placed so that it could not be removed.

"Operation" In the first embodiment, a short tubular support piece 28 is hung from the inner surface of the top wall 24 of the cover cap 23, and the lower end of the support piece is placed on the upper surface of the top wall 14b of the pressing head 14. In the second embodiment shown in FIGS. 2 and 3, a plurality of supporting pieces 28 are hung from the upper inner wall surface of the cover cap peripheral wall 25 and the lower ends of the supporting pieces 28 are attached to the outer peripheral portion of the upper surface of the mounting cylinder. Place on top and push down the top wall of the head
A gap is provided between 14b and the top wall 24 of the cover cap so that the lower surface of the cover cap top wall does not directly contact the upper surface of the pressing head top wall.

"Embodiment" First, the embodiment of FIG. 1 will be described. In the reference numeral 1, a container body stands up the mouth and neck upward. An outward flange 3 is placed on the upper end surface of the mouth and neck, and a cylinder 2 is suspended in the container body. A suction valve 4 is provided in the lower portion of the cylinder.
A suction pipe 5 is hung from the lower end of the cylinder.

The outward flange 3 is fitted into the upper part of the mounting cylinder 6, and the mounting cylinder is screwed onto the outer surface of the neck of the container body.
An inward flange 8 is attached to the upper end of the, and the outward flange 3 is sandwiched between the inward flange 8 and the mouth / neck upper end surface. The packing 9 is in contact with the lower surface of the outward flange.

The discharge pipe portion 11 of the operating member 10 is pushed into the cylinder 2 against the bias. A cylindrical piston 12 is provided in the lower portion of the discharge pipe portion, a push-down head 14 with a nozzle 13 is attached to the upper end of the discharge pipe portion, and a male screw portion 15 is formed in the upper portion of the discharge pipe portion. . Reference numeral 16 is an auxiliary member for preventing the liquid from flowing into the cylinder when the operating member is pushed down as shown in the drawing, and is provided if necessary.

The operation member 10 is held in the depressed state by screwing the male screw portion 15 into the female screw pipe 17 mounted on the inner surface of the upper end of the cylinder. The female screw tube forms an outer cylinder 19 from the outer periphery of the upper wall 18 having an outward flange shape projecting from the upper end thereof, and an inner cylinder of a holding cylinder 21 in which a middle cylinder 20 is hung from the rear surface of the middle portion thereof. 20
A groove is provided on the inner surface of the intermediate portion of the cylinder, and a protrusion provided on the outer surface of the upper end of the cylinder is fitted into the groove to prevent upward pull-out. The ridges are installed vertically and cannot rotate due to the engagement of both ridges. The outer cylinder 19 has substantially the same outer diameter as the outer diameter of the mounting cylinder 6, and a concave groove is provided around the upper outer surface thereof.

A transparent cover cap 23 is fitted on the upper outer surfaces of the pressing head 14 and the holding cylinder 21. The cover cap is formed by suspending a peripheral wall 25 from the outer circumference of the top wall 24, and engaging ridges provided around the inner edge of the lower end of the peripheral wall are detachably fitted into the concave groove, and the front part of the peripheral wall is Vertical groove 27 that opens at the lower end
Through the nozzle 13 in the vertical split groove.

A short tubular support piece 28 is hung from the rear surface of the top wall of the cover cap, and the lower end surface thereof is placed on the upper surface of the top wall of the push-down head 14 so as not to be removed by pushing down the cover cap.

The cover cap has a function of preventing the pressing head 14 from loosening.
19 or the lower end of the peripheral wall 14a of the push-down head may be engaged with each other as a knurled vertical strip for preventing rotation.

The mounting cylinder 6 is the cylinder 2 in a state where each member except the container body is assembled.
It is rotatably held by the holding cylinder 21, and at least the lower half outer surface of the holding cylinder 21 is exposed to the outside, and by having the exposed portion, it can be rotated with respect to the holding cylinder, etc. And

In the second embodiment shown in FIGS. 2 and 3, the outer diameters of the holding cylinder 21 and the push-down head 14 are reduced, and the peripheral wall 25 of the cover cap is elongated so that the engagement protrusions attached to the inner edge of the lower end thereof. Article 26
Is engaged with the lower end edge of the mounting cylinder 6. Further, a vertical split groove 27 is also formed in the rear portion of the peripheral wall 25. Further, from the left and right portions of the inner wall surface of the peripheral wall 25, two supporting pieces 28 are vertically provided, and their lower end surfaces are placed on the upper surface of the outer peripheral portion of the mounting cylinder 6, and the pressing head top wall 14b upper surface cover cap. A gap is provided between the inner surface of the top wall.

In addition to the above embodiment, the outer diameter of the holding cylinder 21 is made larger than the outer diameter of the pressing head, and the supporting pieces 28 ...
It may be mounted on the upper surface of the outer peripheral portion.

[Effect of the Invention] As described above, the present invention is such that the support piece 28 is hung from the inner wall surface of the cover cap 23 and the lower end surface of the support piece is placed on the top wall of the pressing head.
14b, the outer periphery of the holding cylinder 21, and the outer periphery of the mounting cylinder 6 are placed on at least one of the upper surfaces of the holding cylinder 21 so as not to be detachable by pushing down the cover cap 23. Since a gap is formed between the upper surface of the wall 14b and the inner surface of the cover cap top wall 24, even if the cover cap vibrates with respect to the pressing head during transportation, the lower end surface of the support piece is held by the cylinder. When placed on the upper surface of the mounting cylinder, the top surface of the top wall of the push-down head is not scratched, and when the lower end surface of the support piece is placed on the top surface of the push-down head, the contact area is reduced to reduce the scratches. Since the pressing head can be stopped to the minimum, the appearance of the pressing head is not damaged, and even when a container of the same type is placed on the cover cap, the lower end surface of the support piece does not separate due to the pressing from above. Since it was installed, the cover cap Nor that lose as elastic restoring crippled turned by the operating member locking function with its elastic fatigue spreads peripheral wall lower portion.

[Brief description of drawings]

FIG. 1 is a longitudinal sectional view of the container of the present invention, FIG. 2 is a side view showing a different embodiment, and FIG. 3 is a perspective view of a cover cap in the embodiment of FIG. 14 …… Pressing head, 14b …… Pressing head top wall, 23
...... Cover cap

Claims (1)

[Scope of utility model registration request] 1. A container body 1 for erecting the mouth / neck portion upward, a cylinder 2 for hanging an outward flange 3 on the upper end surface of the mouth / neck portion and hanging it into the container body 1, and screwed to the outer surface of the mouth / neck portion. The mounting cylinder 6 in which the outward flange 3 is sandwiched between the inward flange 8 at the upper end of the tubular portion 7 and the upper end surface of the mouth / neck portion, the discharge pipe portion 11 inserted into the cylinder, and the nozzle 13 Actuating member 10 provided with a pressing head 14 with a
And a holding cylinder 21 that hangs an internal thread pipe 17 that is inserted into the inner surface of the upper end portion of the cylinder 2 and is hung from the inner periphery of the upper wall 18,
While pressing the operating member 10 against the urging force, the female screw portion 15 formed on the outer surface of the upper end of the discharge pipe portion 11 is screwed into the female screw pipe 17, and the nozzle 13 from the vertical split groove 27 of the peripheral wall 25. In the liquid ejection container in which the cover cap 23 is detachably fitted to the upper outer surface of the push-down head 14 or the like in the state of being projected outward, the top wall 14b of the push-down head 14 and the cover cap top wall 24 are provided. And a support piece 28 is hung from the inner wall surface of the cover cap so that the lower end surface of the support piece is
It has been placed on the upper surface of at least one of the top wall 14b of the push-down head, the outer peripheral portion of the holding cylinder 21, and the outer peripheral portion of the mounting cylinder 6 so that they cannot be removed by pressing the cover cap. Characteristic liquid discharge container.