JP4502188B2 - Foam spout container with trigger - Google Patents

Description

  The present invention relates to a bubble ejection container with a cylinder having a large diameter at the top and a small diameter at the bottom.

As a bubble ejection container, a cylinder with a large diameter at the top and a small diameter at the bottom is suspended into the container body, and a stem with a large and small cylindrical piston is urged upward from the inside of the cylinder and fitted into the container body mouth. The top cap of the combined cap-shaped mounting cylinder is erected to form an actuating member, and by moving the actuating member up and down, the liquid in the small diameter cylinder part and the air in the large diameter cylinder part are both sucked up and mixed, There is known a foam ejection container provided as a foam from a nozzle at the tip of an actuating member (Patent Document 1).
Japanese Utility Model Publication No. 6-54550

  Since the bubble ejection container has two large and small cylinder portions and two large and small cylindrical pistons, each of the bubble ejection containers is different from a normal liquid ejector having only one cylinder portion and one cylindrical piston. The frictional resistance between the cylinder and the cylindrical piston becomes large, and accordingly, a force is required to push down and restore the lift of the operating member having the cylindrical piston.

  The main object of the present invention is to make it possible to easily push down the operation member by making the bubble ejector a trigger type having a booster mechanism.

As a first means, a large-diameter cylindrical piston 5 is inserted into the large-diameter cylinder portion from the inside of the cylinder 2 which is suspended in the container body 1 and has a large-diameter cylinder portion 3 at the top and a small-diameter cylinder portion 4 at the bottom. the smaller cylindrical piston 6 in the cylinder, the stem 7 having respective container-operated member 36 top wall is erected energized and allowed to penetrate the cap-shaped mounting tube 9 whose upper surface closing the ungated, vertical direction of the stem A discharge valve 10 is provided in the intermediate portion, and the liquid rising from the small diameter cylinder portion 4 by the vertical movement of the operating member and the air entering the stem from the large diameter cylinder portion 3 are mixed above the discharge valve 10, and this liquid In a foam ejection container that foams a mixture of air and air and ejects from the nozzle at the tip of the operating member ,
The upper portion of the stem 7 is refracted forward, the first foam mesh 17 is placed in the front end portion of the stem portion extending forward from the refracted portion, and the second foam portion is extended vertically upward from the discharge valve to the refracted portion. Each foam mesh 38 is arranged ,
The rear half of a pair of left and right levers 25 that project from the cap-shaped mounting cylinder 9 directly or indirectly to the upper and rear sides, and to the left and right outer surfaces of the upper end portion of the arm and the stem refracting portion. The rear end part and the intermediate part of the part are pivotally attached 29, 30, and the front half part of these levers is used as a trigger 31 .

As a second means, the first means is provided, and the stem insertion cylinder 12 is erected from the cap-shaped mounting cylinder 9 to connect the rear surface of the cylinder and the front surface of the arm 19 with a reinforcing plate. A shaft 33 is pivotally attached to the upper part of the plate, a handle 34 is projected from the outer end of the shaft, and a hook-like claw 35 is projected from the middle portion of the shaft, and the hook-like claw is rotated by rotating the handle 34 in both forward and reverse directions. 35 is attached to and detached from the upper end surface of the stem insertion cylinder 12 and the lower surface of the lever 25 so that the operation member 36 cannot be pushed down by the trigger operation .

  By making it like Claim 1, rather than the distance from the pivoting part 29 of the lever 25 rear part of the trigger formation member 24 and the arm 19 to the pivoting part 30 of the lever latter half middle part and the refractive part of the stem, The distance from the pivot 30 of the lever and the stem refracting portion to the lower front surface of the trigger 31 becomes long, and therefore the operating member 36 can be easily pushed down by lever.

By making it like Claim 1 , the bubble which generate | occur | produced in the front-end part of the stem 7 will be discharge | released from a nozzle immediately, and the bubble will not be crushed. That is , when bubbles are formed in the middle of the stem hole flow path, the bubbles may be crushed while passing through the lower flow path, but such foam collapse can be prevented.

By making it like Claim 2 , it is easy to give a safety device to a trigger, and the operation is easy.

  The drawings will be described below. Briefly describing conventionally known portions, reference numeral 1 denotes a container body that erects the mouth and neck portion from the upper end of the trunk portion via the shoulder portion, and 2 denotes a cylinder that hangs down into the container body. The upper part of the cylinder is a large-diameter cylinder part 3 for air suction, and the lower part is a small-diameter cylinder part 4 for liquid suction.

  From the inside of the small-diameter cylinder portion, a stem 7 having a large-diameter cylindrical piston 5 and a small-diameter cylindrical piston 6 is upwardly biased by a spring 8 inserted into the small-diameter cylinder portion, and the upper portion is the outer surface of the container neck. The top of the cap-shaped mounting cylinder 9 fitted to is passed through and stands up. In the illustrated example, the stem is formed by connecting a plurality of members, and the discharge valve 10 is provided in the middle portion in the vertical direction of the stem.

  Reference numeral 9 denotes a cap-like mounting cylinder screwed to the outer surface of the container body neck and neck. Although the lower portion of the stem insertion cylinder 12 is screwed together, a through hole may be opened in the central portion of the top wall, and the stem may be inserted through the through hole. Further, the cap-shaped mounting cylinder and the stem insertion cylinder may be integrally formed.

  In the present invention, the upper portion of the stem 7 is refracted 13 upward and forward, the nozzle cap 15 is screwed into the front end of the front projecting portion 14, and the inside of the front portion of the front projecting portion of the stem is set to have a large inner diameter. The outer periphery of the foam mesh 17 is sandwiched between the rear end surface of the presser cylinder and the forward stepped portion formed by the rear end surface of the large inner diameter portion. The nozzle cap 15 has an opening in the center of the top wall, the small cylinder 18 projects forward from the periphery of the opening, and the front surface of the presser cylinder 16 is pressed against the inner surface of the top wall around the opening.

  In the present invention, the arm 19 protrudes obliquely upward from the stem insertion tube 12. As described above, when the cylinder portion 11 is not erected from the cap-shaped mounting cylinder 9, the arm 19 may be erected directly from the top wall of the cap-shaped mounting cylinder. In the illustrated example, the arm 19 has a U-shaped cross section, and a side plate 22 as a reinforcing plate that protrudes forward in parallel from the left and right sides of the rear plate 21 that protrudes upward and rearward from the upper rear end of the lower peripheral wall 20 of the stem insertion tube 12. The front end is connected to the left and right portions of the rear surface of the stem insertion tube, and the pivoting plate portion 23 is erected from the upper end rear portions of both side plates.

The rear part of the trigger forming member 24 is pivotally attached to the arm. The member is formed by connecting the rear upper surface of the rear half of the bent portion 26 of the pair of left and right levers 25 formed in a mountain shape when viewed from the side, and the front surface excluding the upper portion of the first half of the bent portion by connecting plates 27 and 28. The rear end portion and the intermediate portion in the latter half are pivotally attached 29, 30 to the outer surfaces of the arm pivot plate portion and the stem refracting portion, and the front of the bent portion 26 is used as a trigger 31 . In the illustrated example, the lever is formed in a vertical plate shape, and the connecting plate 27 on the upper surface of the rear half is provided only on the rear portion, but it may be provided on the entire surface of the rear half portion of the bent portion in a top plate shape. The front connecting plate 28 has the upper end of the front connecting plate 28 in contact with the lower surface of the stem portion protruding forward from the bent portion 26.

  32 is a safety device that makes it impossible to operate the trigger, and a shaft 33 is pivotally attached to the upper front part of the reinforcing plate that connects the arm 19 and the stem insertion cylinder 12 described above, and both ends or one ends of the shaft. 2 and the pair of hook-like claws 35 project from the left and right sides of the middle part of the shaft, respectively, and the handle 34 can be rotated along the outer surface of the rear half of the trigger forming member 24 as shown in FIG. When the handle is raised upward, the tip of the hook-like claw 35 is placed on both the left and right sides of the upper end surface of the stem insertion tube 12, as shown in FIG. It is provided so that it can be engaged with the lower surface of the rear half and the trigger operation becomes impossible, and when the handle is rotated backward as shown in FIG. 3, the hook-shaped claw 35 is moved backward from the position, so in this state Trigger 31 with cylindrical piston and nozzle cylinder by pulling backward Temu in which is possible to depression of the actuating member 36 to be formed. The engagement of the lower surface of the latter half of the lever with the upper surface of the hook-shaped claw 35 may be performed by attaching an engagement projection 37 to the lower part of the inner surface of the latter half of the lever as shown in the figure and engaging the lower surface of the projection. Good.

In the above configuration, if you have a cap-shaped mounting cylinder and put your finger on the trigger 31 and pull it, the trigger forming member 24 swings around the pivot at the upper end of the arm 19 and the pivot 30 in front of it is bent by the stem. The operating member 36 is pushed down against the urging force in the cylinder 2 by pushing down the part, and the liquid rising from inside the small diameter cylinder part 4 and the air entering the stem from inside the large diameter cylinder part are discharged. Mixing in the upper part of the valve 10 , in the case of the illustration, foamed by passing through the foam mesh 38 provided in the stem part above the discharge valve, extruded into the stem tip, and re-foamed by passing through the foam mesh 17 in the stem tip Then, it is discharged from the small tube 18 as a nozzle. FIG. 3 shows the trigger pulling state. When the trigger is released from this state, the actuating member 36 is pushed up by the elastic recovery of the spring 8, and the pivoting 30 of the stem refracting portion is pushed up, so that the trigger forming member 24 is also lifted. Return to the state of FIG.

It is a longitudinal cross-sectional view of this invention foam ejection container. 1 is a side view of the container. It is sectional drawing of the container of FIG. 1 shown in a bubble ejection state.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Container body 2 Cylinder 3 Large diameter cylinder part 4 Small diameter cylinder part 5 Large diameter cylindrical piston 6 Small diameter cylindrical piston 7 Stem 9 Cap-shaped installation cylinder
12 Stem insertion tube 17 Foam mesh
19 Arm 24 Trigger forming member
25 Lever 31 Trigger
32 Safety device 34 Handle
35 Hook-shaped claw 36 Actuating member
37 Engaging protrusion

Claims (2)

A large-diameter cylindrical piston ( 5 ) is suspended from the inside of the cylinder ( 2 ) suspended in the container body ( 1 ) , the upper part being a large-diameter cylinder part ( 3 ) and the lower part being a small-diameter cylinder part ( 4 ). ) , A stem ( 7 ) having a small-diameter cylindrical piston ( 6 ) in a small-diameter cylinder, and penetrating the top wall of the cap-like mounting cylinder ( 9 ) that closes the upper surface of the container body and actuating it. There is no member ( 36 ) , a discharge valve ( 10 ) is provided in the intermediate portion in the vertical direction of the stem, and the liquid rising from the small diameter cylinder portion ( 4 ) and the large diameter cylinder portion ( 3 ) by the vertical movement of the operating member In the foam ejection container in which the air that has entered the stem is mixed above the discharge valve ( 10 ) , the mixture of liquid and air is foamed, and ejected from the nozzle at the tip of the operating member.
A stem portion that refracts the upper portion of the stem ( 7 ) forward, a first foamed mesh ( 17 ) in the front end portion of the stem portion that extends forward from the bent portion, and a vertically upward portion from the discharge valve to the bent portion Place the second foam mesh ( 38 ) in each,
Directly from the cap-like hollow mounting (9) or indirectly by projecting onto the rear arm (19), to each of left and right outer sides of the upper portion and the stem bent portion of it, such as arms, as viewed from side Yamagata and the pair of left and right The rear end portion and the middle portion of the latter half of the lever ( 25 ) are pivotally attached ( 29,30 ) , and the front half of these levers is used as a trigger ( 31 ) .
A bubble jet container with a trigger characterized by that. From the cap-shaped mounting cylinder ( 9 ) , the stem insertion cylinder ( 12 ) is erected to connect the rear surface of the cylinder and the front surface of the arm ( 19 ) with a reinforcing plate, and the shaft ( 33 ) is pivoted to the upper portion of the reinforcing plate. is dressed, the handle (34) from the axial outer end, and a hook Jotsume (35) from the shaft intermediate portion, respectively projecting in the rotation of the handle (34) to the forward and reverse directions, hooks Jotsume ( 35 ) is attached to and detached from the upper end surface of the stem insertion tube ( 12 ) and the lower surface of the lever ( 25 ), so that the operation member ( 36 ) cannot be pushed down by the above-described trigger operation. The bubble ejection container with a trigger of Claim 1 to do.