JP2000313464A - Liquid jet prevention cover for liquid-jetting container of trigger type - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely prevent a liquid from being jetted from a liquid-jetting container by mistake, by forming a liquid jet prevention cover, which is mounted on the liquid-jetting container of a trigger type, so that when mounted on the liquid-jetting container in the state of inhibiting a jet of a liquid, the cover engages with a nozzle and inhibits the rotation of the nozzle. SOLUTION: To mount a liquid jet prevention cover 1 formed by subjecting a suitably rigid sheet to a blanking process and provided in the middle of its base with an inverted triangular hole 5 fittable on the nozzle 17 of a liquid- jetting container 14, the nozzle 17 of the liquid-jetting container 14 is set in a liquid jet inhibiting position and the hole 5 of the cover 1 is engaged with the nozzle 17. Then, the side walls of the cover 1, on both sides of the hole 5, are folded nearly at right angles along creases, engagement slits provided in the engaging parts of the ends of the side walls are engaged with each other, and thus the mounting of it is completed. With the cover mounted thereon, the nozzle 17 is restrained in a rotating direction by the hole 5, and even if a trigger 18 is operated by mistake, a jet of the liquid can surely be prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a state in which a liquid is ejected by rotating a nozzle, which is attached to the mouth and neck of a container containing a liquid and has a liquid ejection hole around an axis, and prevents the ejection of the liquid. The present invention relates to a liquid ejection prevention cover mounted on a trigger type liquid ejection device which can select any one of the following states.

[0002]

2. Description of the Related Art A trigger type liquid ejector, which is attached to the mouth and neck of a container containing liquid and operates a trigger to suck the liquid in the container and eject the liquid from a liquid ejection hole of a nozzle, has been developed. It is well known that it is used for product containers. In this type of liquid ejector, it is necessary to take care that the liquid is not ejected due to erroneous operation of the trigger in the distribution process or at the storefront. There has been proposed a device capable of selecting one of a state in which ejection is permitted and a state in which ejection of liquid is prevented.

[0003]

However, in the case of this liquid ejector, if an object hits the nozzle or a person's finger touches the nozzle, the nozzle may rotate to allow the liquid to be ejected. Therefore, it has not been possible to reliably prevent the liquid from being spouted by mistake.

In some cases, a cover formed so as to surround the nozzle is attached to the liquid ejector to protect the nozzle. In this case, however, the nozzle can rotate due to vibration or impact. Therefore, it was not always possible to reliably prevent the ejection of the liquid.

The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to rotate a nozzle attached to the mouth and neck of a container containing liquid and having a liquid ejection hole around an axis. Attached to a trigger-type liquid ejector that can select between a state in which liquid ejection is allowed and a state in which liquid ejection is prevented, ensuring that liquid is ejected from the liquid ejector by mistake. An object of the present invention is to provide a cover for preventing liquid ejection which can be prevented.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above-mentioned object, the present invention is directed to a method for rotating a liquid which is attached to the mouth and neck of a container containing the liquid and has a liquid ejection hole by rotating the nozzle around an axis. A liquid ejection prevention cover attached to a trigger type liquid ejector configured to be able to select between a state in which ejection is permitted and a state in which ejection of liquid is inhibited, wherein a state in which ejection of liquid is inhibited. Engaged with the nozzle in a state attached to the liquid ejector in the above,
The nozzle is formed so as to prevent the rotation of the nozzle.

The cover for preventing liquid ejection according to the present invention comprises:
Consisting of one sheet material having moderate rigidity, engaging portions provided at both ends, provided between these,
A hole or notch that engages with the outer peripheral portion of the nozzle, and the hole or notch is wound around the outer surface of the liquid ejector in a state where the hole or notch is engaged with the nozzle, and the engaging portions are engaged with each other. It is preferable that the liquid ejecting device is formed so as to be mounted and fixed to the liquid ejecting device because it can be manufactured at low cost and does not require a large storage space.

In this case, it is preferable to provide a zipper for breaking, since it is easy to remove from the liquid ejector.

Further, it is preferable that the sheet material is made of paper, because the disposability is good.

Further, the cover for preventing liquid ejection of the present invention comprises:
It is preferable that the liquid ejecting device is formed so as to cover the trigger of the liquid ejecting device in a state where the liquid ejecting device is mounted on the liquid ejecting device, because it is possible to more reliably prevent the liquid from being ejected by mistake.

[0011] Further, the cover for preventing liquid ejection according to the present invention comprises:
In the case where the trigger is formed so as to engage with the trigger of the liquid ejector and prevent the swing of the trigger when mounted on the liquid ejector, it is possible to more reliably prevent the liquid from being ejected by mistake. Is preferred.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, specific embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a plan view of a liquid ejection prevention cover 1 according to a first embodiment of the present invention, FIG. 2 is a perspective view of a trigger type liquid ejection device 14 and a container 15 to which the liquid ejection prevention cover 1 is attached, and FIG. FIG. 4 is an explanatory view of a method of using the liquid ejector 14, FIG. 4 is a perspective view showing a state in which the liquid ejecting prevention cover 1 is attached to the liquid ejector 14, and FIG. 5 is a liquid ejection preventing device according to a second embodiment of the present invention. FIG. 6 is a plan view of a cover 23 for liquid ejection, FIG. 6 is a plan view of a cover 29 for preventing liquid ejection according to a third embodiment of the present invention, and FIG. 7 is a perspective view showing a state where the cover 29 for ejection of liquid is attached to the liquid ejector 14. It is.

The cover 1 for preventing liquid ejection shown in FIG. 1 is formed by punching a single sheet of coated paper or the like having appropriate rigidity, and has an arcuate shape such that the central portion protrudes upward. The base 2 has a curved base portion 2 and engagement portions 3 and 4 formed at both ends thereof so as to project laterally.

At the center of the base 2, a nozzle 17 (described later) of the liquid ejector 14 is inserted in the axial direction, and an inverted triangular hole 5 formed so as to be in close contact with the outer periphery of the nozzle 17 over the entire circumference. Are formed, and on both sides thereof, a pair of folding rules 6 and 7 extending in the vertical direction are engraved. Also,
Creases 8 and 9 extending in the vertical direction are also engraved between the base 2 and the engagement portions 3 and 4.

The engaging portion 3 is provided with an engaging slit 10 extending upward from a lower edge. The lower edge of the engaging portion 3 is provided for facilitating the reception of the engaging portion 4. Notch 11 is provided. The engaging portion 4 is provided with an engaging slit 12 extending downward from the upper edge, and the upper edge of the engaging portion 4 is provided for facilitating the reception of the engaging portion 3. A notch 13 is provided.

The liquid ejector 14 is used by being attached to a mouth and neck (not shown) of a container 15 containing a liquid mold remover or the like. As shown in FIG. A nozzle 17 having an inverted triangular cross section mounted on the front surface of the ejector main body 16 so that the axis is horizontal and protruding forward, and attached to the front end of the ejector main body 16 so as to hang downward, And a trigger 18 that can swing in the front-rear direction.

The ejector main body 16 contains a pump 19 which is operated by operation of a trigger 18 and has a mounting cylinder 20 at a lower portion for attaching to the mouth and neck of the container 15. Inside the mounting tube 20, a suction pipe (not shown) connected to the pump 19 is loosely mounted. The suction pipe hangs down inside the container 15, and the lower end thereof is located below the inside of the container 15. are doing.

The nozzle 17 is attached to the ejector main body 16 so as to be rotatable around the axis, and has a liquid ejection hole 21 at the center of the front surface. The nozzle 17 is rotated by holding the outer peripheral portion with a finger. When the nozzle 17 is at the position shown in FIG. 2, the flow path (not shown) of the liquid from the ejector main body 16 is blocked and the ejection of the liquid from the liquid ejection hole 21 is prevented, and the nozzle 17 is moved from the position shown in FIG. When it is rotated counterclockwise by about 120 ° to the position shown in FIG. 3, the flow path is opened, and the ejection of the liquid from the liquid ejection hole 21 is allowed.

The trigger 18 is mechanically connected to a pump 19. By operating the trigger 18, the liquid in the container 15 is sucked up by the suction pipe, and is pressurized by the pump 19 so as to be pressurized by the pump 17. 21 is ejected to the outside.

Next, a method of mounting the cover 1 for preventing liquid ejection will be described. The hole 5 of the liquid ejection prevention cover 1 is engaged with the outer peripheral portion of the nozzle 17 of the liquid ejection device 14 in the state shown in FIG. 2, and the axis of the nozzle 17 is brought into contact with the liquid ejection prevention cover 1 until it comes into contact with the front surface of the trigger 18. Push in the direction. Next, the left side wall 2b and the right side wall 2c on both sides of the hole 5 in the liquid ejection prevention cover 1 are bent inward at substantially right angles along the creases 6 and 7, and the engaging portions 3 and 4 are creased 8 and 9.
Is bent inward at a substantially right angle along with the engaging slits 10 and 11 of the engaging portions 3 and 4 to engage with each other. Thereby, as shown in FIG. 4, the liquid ejection prevention cover 1 is attached and fixed in a state of being wound around the outer surface of the liquid ejection device 14.

In this state, the nozzle 17 is constrained in the rotational direction by the hole 5, and the nozzle 17 does not rotate even if a rotational force acts on the nozzle 17 for some reason. Therefore, even if the trigger 18 is erroneously operated, no liquid is ejected from the liquid ejection hole 21.

In use, the engagement of the engaging portions 3 and 4 of the liquid ejection prevention cover 1 is released, the liquid ejection prevention cover 1 is removed from the liquid ejection device 14, and the nozzle 17 is rotated to the position shown in FIG. I do. When the trigger 18 is operated, the liquid in the container 15 is sucked up by the pump 19 and ejected from the liquid ejection hole 21 of the nozzle 17.

Next, a second embodiment of the present invention will be described. In the following embodiments, portions corresponding to those in the first embodiment are denoted by the same reference numerals, and description of the same portions is omitted.

As shown in FIG. 5, in the cover 23 for preventing liquid ejection, a pair of discontinuous cutting lines 24 and 25 extending in the vertical direction are provided in a portion between the hole 5 and the engaging portion 3 in the base 2.
Are engraved, and a band-shaped zipper 26 is formed between them. The engaging portion 3 is formed with an engaging protrusion 27 protruding laterally, and the engaging portion 4 is provided with an engaging slit 28 into which the engaging protrusion 27 is inserted. .
The engagement slit 28 is formed so that the inserted engagement protrusion 27 does not easily come off.

The method for attaching the liquid ejection preventing cover 23 to the liquid ejection device 14 is the same as that in the first embodiment except that the engagement projection 27 is inserted into the engagement slit 28. In the present embodiment, the zipper 2 is used at the time of use.
Hold the upper end of 6 with a finger and pull it down to cut along the cutting lines 24 and 25. As a result, the liquid ejection prevention cover 23 is in a broken state, and can be easily removed from the liquid ejection device 14.

Next, a third embodiment of the present invention will be described. The liquid ejection prevention cover 29 shown in FIG.
A base portion 30 formed in a character shape, engaging portions 31 and 32 formed to protrude laterally at both ends thereof, and a tongue piece 33 formed so as to hang down from a lower end center portion of the base portion 30. have.

A pair of creases 34 and 35 are cut in the center of the base 30 downward from the upper edge thereof, and a pair of cuts from these lower ends to the lower edge of the base 30 are provided. Lines 36 and 37 are engraved. Also, the base 30
Creases 3 extending in the vertical direction between the
8 and 39 are engraved, and a crease 40 extending in the lateral direction is engraved between the base 30 and the tongue piece 33.

On the upper part of the tongue piece 33, a crease 4 extending in the lateral direction
The nozzle 17 of the liquid ejector 14 is inserted in the axial direction between the creases 41 and 40 so as to be in close contact with the outer periphery of the nozzle 17 over the entire circumference. An inverted triangular hole 42 is formed. In the portion of the tongue piece 33 between the leading edge and the crease 41, the trigger 18 is inserted in the length direction, and a substantially rectangular hole 43 formed so as to be in close contact with the outer peripheral portion of the trigger 18 is formed. Have been.

Next, a method of mounting the cover 29 for preventing liquid ejection will be described. The hole 43 provided in the tongue piece 33 of the liquid ejection prevention cover 29 is engaged with the trigger 18 of the liquid ejector 14 in the state shown in FIG. 2, and the tip of the tongue piece 33 is attached to the ejector body 16 and the mounting cylinder 20. , The leading edge of which is connected to the connection pipe 19 a of the pump 19 with the container body 15.
(See FIG. 7). Next, the tongue piece 33 is creased 4
By bending upward along 1, the hole 42 is engaged with the outer peripheral portion of the nozzle 17, and the base 30 is bent rearward at a substantially right angle along the crease 40.

Then, the folds 34, 35 on the base 30
Are bent downward at a substantially right angle, and the engaging portions 31,
32 is bent inward at substantially right angles along the creases 38 and 39 to engage between the mounting cylinder 20 and the ejector main body 16. As a result, as shown in FIG.
Is fixedly attached to the liquid ejector 14.

In this state, the rotation of the nozzle 17 is prevented by the hole 42 as in the above embodiment. In the present embodiment, since the trigger 18 is engaged with the hole 43 and the tip of the tongue piece 33 is in contact with the connection pipe 19a of the pump 19, the rearward swing of the trigger 18 is prevented. .

When the trigger 18 is operated while the nozzle 17 is in a state of preventing the ejection of the liquid, the liquid in the container body 15 is pressurized, and when the nozzle 17 is rotated to a state in which the ejection of the liquid is permitted, the liquid is ejected. The liquid may suddenly squirt from the squirt hole 21. In the present embodiment, even if an external force acts on the trigger 18, the swing is prevented, so there is no such fear.

The present invention is not limited to the above-described embodiment, but can be implemented in various modes.

For example, in the above-described embodiment, the hole that engages with the outer peripheral portion of the nozzle is formed. However, a notch that engages with the outer peripheral portion of the nozzle may be formed instead. .

Further, when the trigger is formed so as to cover the trigger while being attached to the liquid ejector, an external force is less likely to act on the trigger, so that it is possible to more reliably prevent the liquid from being ejected by mistake.

In addition, the present invention can be implemented in various modes without departing from the gist of the present invention.

[0037]

As described above, the cover for preventing liquid ejection according to the present invention engages with the nozzle and prevents rotation of the nozzle when mounted on the liquid ejector in a state where ejection of liquid is prevented. Thus, even if a rotational force acts on the nozzle for some reason, the nozzle does not rotate, and the liquid ejector does not enter a state in which the liquid ejector is allowed to eject the liquid. Therefore, it is possible to reliably prevent the liquid from being erroneously ejected from the liquid ejector.

The cover for preventing liquid ejection according to claim 2 has an extremely simple structure and excellent mass productivity.
It can be manufactured at low cost. Further, since a large storage space is not required, the handleability during manufacturing is excellent.

The cover for preventing liquid ejection according to the third aspect of the present invention is easy to remove from the liquid ejector due to the provision of the zipper for breakage, and is excellent in handleability during use.

Since the cover for preventing liquid ejection according to the fourth aspect is made of paper, it is easy to burn and does not generate toxic gas, so that it is excellent in disposal.

According to the fifth aspect of the present invention, the cover for preventing liquid ejection is formed so as to cover the trigger when the cover is attached to the liquid ejector, so that an external force is less likely to act on the trigger, and the liquid is ejected by mistake. Can be more reliably prevented.

According to the sixth aspect of the present invention, the cover for preventing liquid ejection is formed so as to be engaged with a trigger of the liquid ejector when mounted on the liquid ejector and to prevent the trigger from swinging. Even if an external force acts on the trigger, the trigger does not swing, so that it is possible to more reliably prevent the liquid from spouting by mistake.

[Brief description of the drawings]

FIG. 1 is a plan view of a liquid ejection prevention cover 1 according to a first embodiment of the present invention.

FIG. 2 is a perspective view of a trigger type liquid ejector 14 and a container 15 to which the liquid ejection prevention cover 1 is attached.

FIG. 3 is an explanatory view of a method of using the liquid ejector 14.

FIG. 4 is a perspective view showing a state in which the liquid ejection prevention cover 1 is attached to the liquid ejection device 14;

FIG. 5 is a plan view of a liquid ejection prevention cover 23 according to a second embodiment of the present invention.

FIG. 6 is a plan view of a liquid ejection prevention cover 29 according to a third embodiment of the present invention.

FIG. 7 shows a state in which the liquid ejection preventing cover 29 is attached to the liquid ejection device 14;
FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Liquid ejection prevention cover 14 Liquid ejection device 15 Container 17 Nozzle 21 Liquid ejection hole

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Satoshi Wada 1-4-11 Tosabori, Nishi-ku, Osaka-shi, Osaka Inside Dainipponegoshi Mushigiku Co., Ltd. (72) Inventor Hiroshi Yama 1-chome, Ichigaya-cho, Shinjuku-ku, Tokyo No. 1 F-term in Dai Nippon Printing Co., Ltd. (Reference) 3E084 AA04 AA12 AB01 BA03 FA09 FD20 GA10 GB08 GB30 JA20 KB01 LB02 LB07 LC01 LC06 LD21

Claims (6)

[Claims] 1. A state in which a liquid is ejected by rotating a nozzle attached to the mouth and neck of a container containing a liquid and having a liquid ejection hole around an axis, and a state in which the ejection of the liquid is prevented. A liquid ejecting prevention cover attached to a trigger type liquid ejector configured to be able to select a nozzle, wherein the cover engages with the nozzle when attached to the liquid ejector in a state where ejection of liquid is prevented. A cover for preventing liquid ejection of a trigger type liquid ejector, wherein the cover is formed so as to prevent rotation of the nozzle. 2. A single sheet material having appropriate rigidity, engaging portions provided at both end portions, and holes or notches provided between the engaging portions and engaging with the outer peripheral portion of the nozzle. Having the hole or the notch engaged with the nozzle and wound around the outer surface of the liquid ejector, and the engaging portions are engaged with each other so that the liquid ejector is fixed to the liquid ejector. The cover for preventing liquid ejection of the trigger type liquid ejector according to claim 1, wherein the cover is formed. 3. The cover for preventing liquid ejection of the trigger type liquid ejector according to claim 2, wherein a zipper for breaking is provided. 4. The cover for preventing liquid ejection of a trigger type liquid ejector according to claim 2, wherein the sheet material is made of paper. 5. The cover for preventing liquid ejection of a trigger type liquid ejector according to claim 1, wherein the cover is formed so as to cover a trigger of the liquid ejector when mounted on the liquid ejector. 6. The trigger type according to claim 1, wherein the trigger type is formed so as to engage with a trigger of the liquid ejector when mounted on the liquid ejector and prevent the trigger from swinging. Liquid spout prevention cover for liquid spouter.