JPH10211946A - Cap for liquid-ejecting container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a synthetic resin cap to be mounted for use on a liquid- ejecting container in a push-head type that is capable of showing the state of nonuse without requiring any special equipment and extremely convenient for use while being produced at low cost. SOLUTION: The present cap is equipped with a cap body 4 and a cover body 5 that is made up by connecting integrally both sides at the lower edge of a front plate 19 to both sides at the upper edge of a front wall 12 through a hinge 18, and holding projections 26 provided in projection at the external face of both of side plates 22 of the cover body 5 are engaged, getting over the underside of holding projections 15 provided in projection at the internal face of both of side plates 11 of the cap body 4, and a sealing plate 28 in an upsidedown L shape section covering from the upper face to the rear face of the rear wall 13 of the cap body 4 through a rupture part 27 at the rear face of a rear plate 21 of the cover body 5. Then, the structure is so constructed that unsealing can be made with the rupture part 27 ruptured by pushing down the rear part of the cover body 5 and ejection can be made through a liquid- ejecting port 23 at the front face of the cap with a push-down head 10 pushed down by the top plate of the cover body.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a cap for a liquid ejection container.

[0002]

2. Description of the Related Art As a liquid jetting container, a head is pushed down from the upper end of a mounting cap fitted to the outer periphery of the mouth and neck, and the head is moved up and down, thereby sucking up liquid in the container and jetting out from a jet port of the head. Some are configured to do so. In these containers, for the purpose of preventing dust from adhering to the press-down head, for example, a cap in which the lower end of the peripheral wall is fitted to the upper end of the container body is detachably mounted by covering the press-down head. . In addition, for the purpose of expressing the unused state of this kind of container, the entire container or a part of the container of the cap portion is covered with a shrink film or the like, or the cap and the container body And a sticker is attached between them.

[0003]

The above-mentioned conventional container is difficult to handle because the cap must be removed at the time of use and the cap must be re-fitted after use. Also, since the push-down head is protrudable so that it can be pushed over the mouth and neck part protruding at the center of the upper end of the container, it depends on the overall size,
In some cases, it is difficult to push down the head with one hand holding the container body.

[0004] In addition, when shrink packaging and sealing are performed, equipment is required, and the material costs are high. In view of the above, the present invention can minimize the attachment of dust and the like to the press-down head and the like, does not need to be detached at the time of use, and holds the container body even if the container is relatively large. In addition, liquid can be easily ejected with one hand, and it is possible to easily represent unused containers without special equipment, and it can be formed by integral molding of synthetic resin. The present invention proposes an excellent cap having the advantage of being able to be manufactured at a low cost.

[0005]

In order to solve the above-mentioned problems, the cap according to the first aspect of the present invention mounts a head-type pump 3 on a container body 2 having a mouth and neck 7 standing upright from the center of the upper end of a body 6. A cap made of a synthetic resin to be used by being attached to the liquid jetting container, wherein a lower edge portion is fitted on the outer periphery of the container body 6 and the side walls 11, 11 are attached to the front and rear walls 12, 13
A cylindrical cap body 4 protruding further upward
The upper edge of the front wall 12 of the main body and the lower edge of each
The top plate 20 for pressing the head is pushed down from the upper edge of the front plate 19 integrally connected through the 8, 18 to extend rearward, and the lower edge of the rear plate 21 suspended from the rear edge of the top plate 20 is attached to the rear of the cap body. wall
13 includes a lid body 5 that can be pushed down to the inside so as to be able to be pushed down, and the side plates 22 are respectively extended below both side edges of the top plate 20;
A liquid ejection port 23 is provided over the center of the front plate 19 of the lid and the center of the front wall 12 of the cap body, and both side plates 22 of the lid are provided.
The locking projections 26 protruding from the outer surface are respectively attached to both side walls 11 of the cap body.
The lower surface of the cap body rear wall 13 is engaged with the rear surface of the rear plate 21 of the lid via a break 27 on the rear surface of the rear plate 21 of the lid body.
A cap for a liquid ejection container is characterized in that a sealing plate 28 having an inverted L-shaped cross section that covers the rear surface from the upper surface is projected.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. As shown in the drawings, a cap 1 of the present invention is used by being mounted on a liquid ejection container having a liquid ejecting pump 3 of a head type which is pushed down on a container body 2, and includes a cap body 4 and a lid 5. ing.

The container body 2 has a mouth and neck 7 standing from the center of the upper end of a cylindrical body 6. In addition, the pump 3 is fixed to the container body by a mounting cap 8 fitted to the outer periphery of the container body neck portion 7, and a push-down head 10 with a nozzle 9 is protruded above the mouth neck portion so as to be able to be pushed down in an upwardly biased state. At the same time, an object having a well-known pump mechanism configured so as to suck up the liquid in the mounted container body and to eject the liquid from the ejection port of the head by vertically moving the press-down head.

The cap body 4 is formed in a cylindrical shape having a lower edge fitted on the outer periphery of the container body 6 and projecting the side walls 11, 11 upward from the front and rear walls 12, 13. I have. In the present embodiment, the planer view is formed in a rectangular tube shape that is long in the front-rear direction, and the inner peripheral lower edge portion of the container body 6
It is configured to be fitted to the outer peripheral upper edge portion and to bend and lower the rear portion of both side walls 11 to reach the upper edge of the rear wall 13. A flange 14 protrudes along the inner edge of the projecting portion of the side walls 11 above the front and rear walls 12, 13, and a part of the flange 14 is used as a locking projection as a part of lid locking means described later. Configure as 15. Further, a concave portion 16 for forming a part of the liquid ejection port is provided in the center of the upper end portion of the front wall 12. Further, a front view U in which both ends of the front wall 12 project upward from the rear surface of the front wall 12 above the front wall 12.
A nozzle guide frame portion 17 having a character shape is integrally provided. The provision of the nozzle guide frame portion 17 ensures that the liquid can be ejected from a liquid ejection port described later without inadvertent rotation of the nozzle 9 during use.

The lid 5 pushes the top plate 20 for head pressing down by pushing down on the upper edge of the front wall 12 of the cap body, and pushing the lower edge rearward from the upper edge of the front plate 19 integrally connected on both sides of the lower edge via hinges 18, 18. At the same time, the lower edge of the rear plate 21 hangs down from the rear edge of the top plate 20 so as to be pushed down to the inside of the rear wall 13 of the cap body. Further, the side plates 22, 22 extend below both side edges of the top plate 20, respectively.

In this embodiment, the front plate 19 has lower edges on both sides integrally connected to upper edges of the front wall 12 on both sides of the concave portion 16 via hinges 18, respectively. It has a rectangular plate-like shape extending to the upper portion, and a recess 24 is formed above the center of the lower surface and communicates with the recess 16 to form the vertically elliptical liquid ejection port 23. The top plate 20 has a rectangular shape in a plan view, and a rectangular rear plate 21 having a lower edge hanging down from the rear edge to the upper end inside the rear wall 13 is provided vertically. In addition, a finger hook recess 25 extending from the rear center of the top plate 20 to the upper center of the rear plate 21.
Are formed so that the lower surface of the top plate 20 below the front part of the finger hooking concave part 25 is pushed down to come into contact with the rear part of the upper surface of the head 10.
Further, each side plate 22 has a lower edge formed in a triangular shape extending from a front portion on both sides of the top plate 20 to a lower portion on both sides of the rear plate 21, and a locking projection 26 protrudes from a rear lower edge portion of each outer surface. The locking projection and the locking projection
And 15 constitute a lid locking means, and the locking projection 26 is
By engaging over the lower surface, the upward rotation of the lid 5 is prevented.

Further, a reverse section L covering the rear surface of the cap body rear wall 13 from the upper surface of the rear wall 21 of the cap body through a break 27 on the rear surface of the rear plate 21 of the lid.
A letter-shaped sealing plate 28 protrudes. The sealing plate 28 is configured so that when the lid 5 is pushed down, the break portion 27 is broken and the lid 10 is easily separated from the lid, and the head 10 does not descend unless the lid 5 is pushed down. That is, since the liquid cannot be ejected, the unused state of the container can be clearly expressed. The break portion 27 in the present embodiment is configured by a plurality of thin rod-shaped connecting pieces, but the shape of the break portion is not limited to this shape, and may be any shape that can be easily cut.
For example, a perforated break or the like may be employed.

The cap body 4 and the lid 5 as described above are
It is formed by integral molding of a synthetic resin. The form at the time of the formation is, for example, as shown in FIG.
Formed in the open state. A case where the cap configured as described above is used will be described. At the time of use, as shown in FIG. 1, the lower edge of the cap body 4 is fitted and fixed to the outer periphery of the upper part of the container body 6, and then, at the time of use, the cover 5 is pushed down. The head 10 is pushed down,
The liquid is ejected from the nozzle 9 through the liquid ejection port 23. At the time of the first use, the breaking portion 27 is broken and the sealing plate 28 is removed at the same time. The pushed down lid 5 is pushed up to its original state by its elastic restoring force and the upward biasing force of the pushing down head.

[0013]

As described above, the cap according to the present invention has the above-described structure, and particularly, the lower edge portion is fitted to the upper portion of the outer periphery of the container body 6 and the side walls 11, 11 are connected to the front and rear walls 1 by 1.
A cylindrical cap body 4 protruding upward from 2, 13; and an upper edge of a front plate 19 having lower edges on both sides of an upper edge of a front wall 12 of the body integrally connected via hinges 18, 18, respectively. The top plate 20 for pressing the head is further extended downward, and the lower edge of the rear plate 21 suspended from the rear edge of the top plate 20 is suspended downwardly to the inside of the rear wall 13 of the cap body, and both sides of the top plate 20 A lid 5 formed by extending side plates 22 below the edge, and a liquid ejection port 23 extending over the center of the front plate 19 of the lid and the center of the front wall 12 of the cap body. The locking projections 26 protruding from the outer surfaces of both side plates 22 are respectively engaged with the lower surfaces of the locking projections 15 protruding from the inner surfaces of the side walls 11 of the cap body, so that they do not need to be detached at the time of use. Dust can be prevented as much as possible, and even if the container is relatively large, It is easy to push down the lid with one hand holding the liquid, and as a result, it is possible to easily eject the liquid, and it is extremely convenient to use.

In addition, since a sealing plate 28 having an inverted L-shaped cross section is provided on the rear surface of the rear plate 21 of the lid body through a break 27 so as to project from the upper surface of the rear wall 13 of the cap to cover the rear surface, special equipment is required. In addition to this, it is possible to easily represent the unused state of the container, and it is possible to form the whole by integral molding of a synthetic resin, which also has the advantage of being inexpensive to manufacture.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing one embodiment of a cap of the present invention.

FIG. 2 is a perspective view showing a state where the sealing plate of the embodiment is cut.

FIG. 3 is a perspective view of the embodiment with the lid open.

[Explanation of symbols]

2 ... container body, 3 ... pump, 4 ... cap body, 5 ... lid body, 6 ... trunk, 7 ... mouth and neck, 11 ... side wall, 12 ... front wall, 13 ...
Rear wall, 15 locking projection, 18 hinge, 19 front plate, 20 top plate, 21 rear plate, 22 side plate, 23 liquid ejection port, 26 locking projection, 27 broken part, 28 ... Sealing plate

Claims (1)

[Claims] 1. A synthetic resin cap which is used by being pressed down on a container body 2 having a mouth and neck 7 standing from the center of the upper end of a body 6 and mounted on a liquid jetting container equipped with a head type pump 3. A cylindrical cap body 4 having a lower edge fitted on the outer periphery of the container body 6 and projecting both side walls 11, 11 above the front and rear walls 12, 13; and a front wall 12 of the body. A top plate 20 for pressing the head is extended rearward from an upper edge of a front plate 19 having both lower edges joined together via hinges 18 and 18 on both sides of the upper edge, and a top plate 20 for head pressing is extended from a rear edge of the top plate 20. A lid 5 having a lower edge of the rear plate 21 which can be pushed down inside the rear wall 13 of the cap body so as to be able to be pushed down, and each of the side plates 22 extending below both side edges of the top plate 20; A liquid jet outlet 23 is provided at the center of the plate 19 and the center of the front wall 12 of the cap body, and both side plates 22 of the lid are provided. Locking projection projecting from the surface
26 locking projections projecting from the inner surface of both sides 11 of the cap body
15 Engage over the lower surface and break the rear plate 21 on the rear surface of the lid.
A cap for a liquid jetting container, wherein a sealing plate 28 having an inverted L-shaped cross section that covers the rear surface from the upper surface of the cap main body rear wall 13 via a projection 27 is provided.