JP5010872B2 - Liquid container - Google Patents

Description

The present invention relates to a liquid container in which a vacuum double container having an inner wall and an outer wall is used as an exterior and liquid is discharged to the outside using air pressure.

Conventionally, as a liquid container, a vacuum double container having a metal inner and outer wall is provided, a shoulder member made of a synthetic resin is attached to the upper part of the outer wall of the vacuum double container, and a lid with a bellows pump built in the upper end of the shoulder member Japanese Laid-Open Utility Model Publication No. 6-11649 (refer to Patent Document 1 and FIG. 1) is a pneumatic container utilizing air pressure, which is equipped with a body that can be freely opened and closed and provided with a discharge mechanism for discharging the liquid in the vacuum double container to the outside. To do.

Japanese Utility Model Laid-Open No. 6-11649 (see Patent Document 1, FIG. 1)

Hereinafter, a conventional liquid container will be described with reference to FIG.
The liquid container of Patent Document 1 is provided with a vacuum double container (liquid container 5) having an inner wall and an outer wall made of metal, and is spaced around the mouth at the upper surface of the outer wall of the vacuum double container (liquid container 5). An angle is provided, and the shoulder member 6 is screwed to this angle, and then a stopper 30 equipped with a discharge mechanism is inserted into the mouth of the vacuum double container (liquid container 5), and a lid with a built-in bellows pump (air pump 7) The (lid unit portion 2) is configured to be freely opened and closed on the upper end of the shoulder member 6.

However, in this type of liquid container, since the stopper 30 must be inserted into the mouth of the vacuum double container (liquid container 5), it becomes a troublesome work especially for an elderly person and the vacuum double container (liquid container 5). ) Each time a liquid is poured into the plug, the plug 30 must be removed once, which is troublesome to operate and has a problem of high cost due to the use of the plug.

Further, in this liquid container, since the shoulder member 6 is merely screwed directly to the upper surface of the outer wall of the vacuum double container (liquid container 5), the shoulder member 6 becomes a vacuum double container (liquid container 5). The screw tightening to the angle is adjusted so that there is no gap between the upper end of the outer wall of the vacuum double container (liquid container 5) while the mouth seal packing stretched around the mouth is sufficiently pressed from above. Even if the shoulder member 6 can be fixed to the upper part of the vacuum double container (liquid container 5), the lower end outer peripheral wall of the shoulder member 6 is brought close to the upper end outer peripheral wall of the vacuum double container (liquid container 5), There was a problem that the gap could not be eliminated and the tightening adjustment was very difficult.

In the present invention, a vacuum double container 2 having a metal inner wall 2a and an outer wall 2b is provided, the outer wall 2b of the vacuum double container is used as an exterior, and a slot shape having an opening communicating with the mouth of the vacuum double container at the center. A discharge mechanism for providing a shoulder member 4 having a receiving portion 10, a flange 11 in front of the receiving portion, and an outer peripheral wall portion 12 hanging from the outer peripheral end of the receiving portion, and discharging the liquid in the vacuum double container to the outside In the air-utilizing type liquid container 1 provided with the bellows pump built-in lid 5, a plurality of angles are provided around the mouth of the upper end of the outer wall 2 b of the vacuum double container with appropriate intervals. 8 and 8, an annular flat plate portion 3 a having an opening at the center, and a screw portion 3 c of an all-around screw that hangs down a peripheral wall that forms the central opening of the plate portion and engraves a female screw of an all-around screw on the inner wall; And a detent portion 3b extending upward from the upper surface of the rear end of the flat plate portion, and a synthetic resin material The screw ring 3 formed by integral molding is provided, the receiving portion 10 of the shoulder member, and hanging a peripheral wall defining a central opening of the receiving portion, the mouth seal packing 16 that is stretched over the mouth of the vacuum double container at an annular depending wall portion 13 which closely abuts the outer wall of the annular threaded downward wall portion 14 and the vacuum double container Rutotomoni screw wheel 3 provided that screwed with the screw ring 3 to the receiving lower outside the annular downward wall portion The shoulder member 4 is screwed onto the screw wheel 3 in a state where the screw 8 is fixed to the angle 8 and the discharge mechanism 7 is connected to the shoulder member.

The present invention is a solution to the conventional problems, the shoulder member is securely and smoothly fixed to the upper end of the outer wall of the vacuum double container, and can exhibit an extremely refreshing appearance without any gaps. Assembling is extremely easy, and it is excellent in stability and can be manufactured at low cost.

The liquid container 1 includes a vacuum double container 2 having a metal inner wall 2a and an outer wall 2b, a screw ring 3 screwed to the upper end of the outer wall 2b of the vacuum double container, and a shoulder member 4 screwed to the screw ring. The lid 5 is openably and closably attached to the upper end of the shoulder member, the bottom 6 covers the bottom of the vacuum double container 2, and the discharge mechanism 7 discharges the liquid in the vacuum double container to the outside. Yes.

As shown in FIG. 2, the vacuum double container 2 is provided with a bottle-shaped inner wall 2 a having a narrow mouth and an outer wall 2 b surrounded by a space from the inner wall, as shown in FIG. 2, and the inner wall 2 a and the outer wall 2 b are provided. The space is evacuated.
The outer wall 2b is provided with a trunk outer wall that surrounds the trunk portion of the inner wall, a bottom outer wall 2b2 that surrounds the bottom of the inner wall, and an upper outer wall 2b1 that surrounds the upper portion of the inner wall.

The upper outer wall 2b1 of the outer wall is bonded and welded at the outer end to the inside of the trunk outer wall and the outer diameter smaller than the outer diameter of the trunk outer wall, and the inner end is joined to the mouth 9 of the inner wall 2a. As shown in Fig. 2, a horizontal plate-like portion 2c is provided between the outer end portion and the inner end portion, and a plurality of angles 8, 8, 8 are welded at appropriate intervals on the upper surface of the horizontal plate-like portion 2c around the mouth. is doing.

As shown in FIGS. 2 and 3, the screw ring 3 is made of a synthetic resin material. The flat plate portion 3 a is opened at the center, the anti-rotation portion 3 b extends upward from the upper surface of the rear end of the flat plate portion, and the central opening of the flat plate portion. The screw part 3c that hangs down the peripheral wall that forms the shape and the holding part 3d that hangs down the flat plate part outside the screw part are integrally formed. Since the screw ring 3 is formed of a synthetic resin material, the dimensional accuracy of the screw is much better than that of a metal material and is easy to produce.

The screw ring 3 is provided with through holes 3e, 3e, and 3e corresponding to the angles 8, 8, and 8 of the outer wall 2b on the flat plate portion 3a between the holding portion 3d and the screw portion 3c, and penetrating vertically through the flat plate portion 3a. ing.
As shown in FIG. 3 , the screw portion 3 c of the screw ring is provided with a female screw of an all-around screw for screwing a shoulder member 4 described later on the inner wall.

As shown in FIG. 2, the screw ring 3 is on the upper outer wall 2b1 of the outer wall 2b, and a screw is screwed to the angle 8 from above the screw ring toward the through hole 3e so that the screw ring 3 is on the upper outer wall 2b1 of the outer wall 2b. It is fixed to.

As shown in FIGS. 2 and 3, the shoulder member 4 is made of a synthetic resin material, and has a receiving portion 10 that has an opening communicating with the mouth 9 of the vacuum double container 2 at the center and expands in a slip shape, and a front portion of the receiving portion. An annular hang for the mouth packing that hangs down a peripheral wall 12 that hangs from a flange 11 that houses a discharge pipe of a discharge mechanism 7 to be described later, an outer peripheral wall 12 that hangs down from the outer periphery of the receiver, and a lower wall of the receiver. A wall portion 13 and an annular screw hanging wall portion 14 separated from the annular hanging wall portion at the lower wall of the receiving portion are integrally formed.

On the outer peripheral wall of the annular screw drooping wall portion 14, a male screw of an all-around screw that is screwed onto a female screw of the screw ring 3 of the all-around screw is engraved. The shoulder member 4 is molded with a synthetic resin material together with the male thread of the shoulder member 4 and the female thread of the screw ring 3 so that high dimensional accuracy can be obtained. The stability with the shoulder member is good.
The front wall of the annular hanging wall portion 13 of the shoulder member and the corresponding front wall of the annular screw hanging wall portion 14 are provided with insertion holes through which connecting pipes of the discharge mechanism 7 described later pass in the same direction.

A hinge portion is provided at the rear portion of the receiving portion 10 of the shoulder member so as to pivotally open and close a lid, which will be described later.
Reference numeral 15 denotes a handle.

This shoulder member 4 is stretched around the mouth 9 of the vacuum double container 2 by screwing the male screw of the annular screw hanging wall portion 14 of the shoulder member into the female screw of the screw ring 3 from above toward the screw ring 3. The annular hanging wall 13 is lowered from above the mouth seal packing 16 and the lower end of the annular hanging wall is brought into contact with the mouth seal packing. At this time, the upper side of the outer wall of the vacuum double container 2 and the lower end of the outer peripheral wall 12 of the shoulder member 4 are in contact with each other without any gap, so that the appearance can be refreshed.

The discharge mechanism 7 is connected to the upper end of the pumping pipe, the pumping pipe 17 hanging down in the vacuum double container 2, the discharge pipe 18 in the flange 11 of the shoulder member and extending toward the lower front, The connecting pipe 19 is connected to the rear end of the discharge pipe through the insertion hole of the annular hanging wall portion 13 of the member and the insertion hole of the annular screw hanging wall portion 14. Reference numeral 20 denotes an overturning water stop part provided with a water stop valve for blocking the liquid in the vacuum double container before flowing out to the discharge pipe when the liquid container 1 falls over in the middle of the connecting pipe.

As shown in FIG. 2, the tipping water stop portion and the connecting pipe 19 of this discharge mechanism are located above the screw ring 3 and are not in contact with each other, and are inserted into the wall of the shoulder member. The discharge mechanism is attached simultaneously with the attachment of the shoulder member without using a separate member that is detachable like a stopper.

In particular, since it is not a conventional mechanism for inserting and removing the inner plug by inserting a part of the discharge mechanism 7 into the inner wall of the shoulder member 4, once the shoulder member is screwed, the attachment is completed, which greatly increases the assembly cost. Can be cheap. In addition, by joining the shoulder member, the joining state between the upper end of the outer wall of the vacuum double container and the lower end of the outer peripheral wall portion of the shoulder member can be made smooth, and there can be no gap in appearance.

The lid 5 is pivotally supported by the hinge portion of the shoulder member 4 and presses the bellows pump 21, the spring 22 that pushes up the bellows pump, the bush plate 23 that opens and closes the upper end opening of the bellows pump, and the bush plate. A push plate 24 for pumping the air in the bellows pump into the vacuum double container 2 and a lever 25 for operating the push plate are provided, the lower surface of the lid body is covered with the lower lid 26, and the lower wall of the lower lid is covered. A closing part to be inserted into the mouth 9 of the vacuum double container is provided, and a communication port is provided through the inside of the closing part from the central opening of the lower lid to the vacuum double container.

As shown in FIG. 2, the bottom body 6 is provided with a stainless steel bottom plate covering the bottom outer wall 2 b 2 of the vacuum double container 2 and a turntable provided at the bottom of the bottom plate.

Although the embodiments considered to be representative of the present invention have been described above, the present invention is not necessarily limited only to the structures of these embodiments, and includes the above-described constituent features according to the present invention and also refers to the present invention. The present invention can be carried out with appropriate modifications within the range that achieves the object and has the effects of the present invention.

The perspective view of this invention Example. The center longitudinal cross-sectional view of an Example of this invention. The disassembled perspective view which shows this invention Example.

DESCRIPTION OF SYMBOLS 1 ... Liquid container 2 ... Vacuum double container 2a ... Inner wall 2b ... Outer wall 2c ... Horizontal plate-shaped part 2b1 ... Upper outer wall 2b2 ... Bottom outer wall 3 ... Screw ring 3a ... Flat plate part 3b ... Anti-rotation part 3c ... Screw part 3d ... Holding Part 3e ... Through hole 4 ... Shoulder member 5 ... Cover body 6 ... Bottom body 7 ... Discharge mechanism 8 ... Angle 9 ... Mouth 10 ... Receiving part 11 ... Bridge part 12 ... Outer peripheral wall part 13 ... Annular hanging wall part 14 ... Annular screw Drooping wall 15 ... handle 16 ... mouth seal packing 17 ... pumping pipe 18 ... discharge pipe 19 ... connecting pipe 20 ... tipping water stop 21 ... bellows pump 22 ... spring 23 ... bush plate 24 ... push plate 25 ... lever 26 ... Lower lid

Claims (1)

A vacuum double container (2) having a metal inner wall (2a) and an outer wall (2b) is provided. The outer wall (2b) of the vacuum double container is used as an exterior, and an opening communicating with the mouth of the vacuum double container is provided at the center. A shoulder member (4) having a slot-shaped receiving portion (10), a collar portion (11) in front of the receiving portion, and an outer peripheral wall portion (12) depending from the outer peripheral end of the receiving portion is provided, In the pneumatic-type liquid container (1) provided with a discharge mechanism (7) for discharging the liquid in the heavy container to the outside and provided with a lid (5) incorporating a bellows pump, the outer wall of the vacuum double container the mouth around (2b) an upper end, a plurality of angles at a suitable interval (8), provided with (8), the flat plate portion of the annular opening in the center and (3a), forming a central opening of the flat plate portion the peripheral wall extending downward, the threaded portion of the entire periphery screws engraved the female screw of the entire circumference screw to the inner wall and (3c), the rear end of the flat portion And a detent portion extending upward from the surface (3b), provided with a screw ring formed by integrally molding (3) a synthetic resin material, the receiving portion of the collar member (10), the central opening of the receiving part An annular hanging wall (13) that is in close contact with the mouth seal packing (16) stretched around the mouth of the vacuum double container, and a screw on the lower side of the receiving part outside the annular hanging wall. annular threaded downward wall portion screwing with wheels (3) (14) and the provided Rutotomoni screw wheels (3) screwed to the angle (8) of the outer wall of the vacuum double container, a discharge mechanism (7) shoulder A liquid container, wherein the shoulder member (4) is screwed onto the screw ring (3) in a state of being connected to the member.

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