JP3351632B2 - Two-part mixing spray container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a spray container,
The present invention relates to a two-liquid mixing spray container which independently jets two independently-filled liquid materials and mixes them simultaneously with the jetting.

[0002]

2. Description of the Related Art As is well known, a trigger is sprayed on a spray container (trigger type spray container) having a trigger sprayer attached to the mouth of a container body, and air in a cylinder is discharged to the outside. When the liquid is returned, the liquid is sucked up through the tube immersed in the liquid, the liquid is filled in the cylinder, the trigger is pulled again, the liquid in the cylinder is pushed out, and the liquid is guided to the vertical conduit, and further horizontal. There is a type in which spin is imparted to the flow of the liquid material through a pipe or a spin element, and finally ejected from a nozzle. Such a spray container is widely used as a container for filling a liquid material such as a finishing agent for clothing and a liquid detergent for housing.

[0003] In some household liquid detergents, two liquids are independently filled before use, and the two liquids are mixed at the time of use so that the two liquids are effectively cleaned. As a conventional technique, Japanese Utility Model Publication No. Sho.
JP, JP-A-60-5249, JP-A-4-27
A trigger type spray container disclosed in 1859 is known.

[0004] These trigger-type spray containers are basically ones in which two liquids are independently filled in a container, mixed in the middle of a pipe leading to an ejection nozzle, and ejected from one nozzle port.

[0005]

However, the above-mentioned spray container can be filled independently at the time of filling, but is sprayed independently from the nozzle port,
It cannot be mixed simultaneously with the eruption.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a two-liquid mixing sprayer capable of independently filling two kinds of liquids, injecting each of the liquids independently, and mixing simultaneously with the ejection. It is to provide a container.

The present invention is a two-liquid mixing spray container in which a trigger sprayer having an ejection mechanism having a trigger is mounted on a mounting portion of the container main body. Wherein the trigger sprayer has an ejection nozzle having a pair of nozzle holes for simultaneously ejecting a liquid material, and the first and second liquid materials filled in the filling chamber, respectively, by the pair of nozzle holes. includes a pair of conduits for guiding respectively, the
An upstanding wall portion surrounding the pair of nozzle holes is provided on the ejection nozzle.
And the pair of nozzle holes are formed in the upright wall portion.
Is formed, and the partition is ejected.
The ejection ranges of the first and second liquids are overlapped.
At a certain horizontal cross section of the jet nozzle including the upright wall.
And the shape of the tip of the upright wall portion is within one of the nozzle holes.
A straight line connecting the side edge and the outermost ejection position of the other nozzle hole
Or has a tapered surface that is in line with
Has a corner made of the inner surface and the front surface of the
Providing a two-part mixed spray container characterized by the following:
By doing so, the above object has been achieved.

[0008]

[0009]

According to the present invention, in the two-pack mixing spray container according to claim 1, one of the pair of filling chambers is filled with a first liquid material constituting a two-pack mixing liquid composition, On the other hand, the above object has been achieved by providing a two-liquid mixing spray container characterized by being filled with a second liquid material.

[0011]

In the two-part mixed spray container according to the first aspect of the present invention, the container body is provided with a pair of independent liquid-filling chambers, and the trigger sprayer is provided with a liquid-filling chamber. An ejection nozzle having a pair of nozzle holes for simultaneously ejecting objects, and a pair of conduits for guiding the first and second liquid materials filled in the filling chamber to the pair of nozzle holes, respectively. First in the filling chamber
When the second liquid is filled and the trigger is pulled to operate the ejection mechanism, each liquid is independently guided to the ejection nozzle, and is ejected to the outside independently, and mixed simultaneously with the ejection.

In particular, an upright wall formed on the jet nozzle
Ejected to the partition part that partitions the pair of nozzle holes of the part
So that the ejection ranges of the first and second liquids overlap each other.
Since the predetermined tapered surface or corner portion is formed, the first liquid material ejected from the inside of one nozzle hole and the second liquid material ejected from the other nozzle hole are surely mixed.

[0013]

[0014] In the two-liquid mixing spray container of claim 2 of the present invention, one of the pair of filling chamber in a two-liquid mixing spray container of claim 1, the two-liquid mixing type of liquid composition with the first liquid material is filled, the other, by the second liquid material is filled, it is simultaneously reliably mixed with ejection.

[0015]

Embodiments of the present invention will be described below in more detail with reference to the accompanying drawings. 1 to 3 show a first embodiment of a two-part mixed spray container according to the present invention. In these figures, reference numeral 1 indicates the two-liquid mixing spray container (hereinafter referred to as “spray container”).

As shown in FIG. 1, the spray container 1
Is a trigger sprayer (hereinafter, referred to as “sprayer”) having an ejection mechanism 5 having a trigger 4 at a mouth (mounting portion) 3 provided at an upper end of a bottomed container body 2.
6 is attached.

As shown in FIG. 2, a pair of independent filling chambers 7 and 8 are provided in the container main body 2, and each of these filling chambers 7 (8) sucks a liquid material. (Not shown) is attached.
The tube (not shown) has an upper end liquid-tightly communicated with a vertical pipe 11c of the sprayer 6, which will be described later.
Further, its length is such that the lower end is immersed in a liquid material filled in the filling chamber 7 (8). The container body 2 is provided with a seal cap attached to the upper end of each of the above tubes so that the container body 2 can be used as a so-called refill container, or when the spooler 6 is removed from the container body 2, A check valve (not shown) may be further provided so that the gas does not leak outside.

Further, on the outer peripheral portion of the mouth portion 3 of the container body 2,
A pair of engaging projections (not shown) having a substantially fan shape in a plan view and projecting in the horizontal direction are formed, and the thickness of the engaging projections in the vertical direction is different. It is set to the thickness.

As shown in FIGS. 1 and 2, the sprayer 6 has a pair of nozzle holes 9 for independently and simultaneously ejecting the first and second liquids respectively filled in the filling chambers 7 (8). And a pair of conduits 11 for guiding the liquid material to the respective nozzle holes 9.

That is, the sprayer 6 includes a pair of horizontal pipes 11a arranged substantially horizontally inside and a pair of horizontal pipes 1a.
1a communicates with the rear end of the check valve
b, a pair of pipes 1 comprising a vertical pipe 11c having
1 is mainly configured. A so-called spin element 13 that applies a spin action to each of the liquids guided through the horizontal pipe 11a is attached to the tip of the horizontal pipe 11a of the sprayer main body 12. The ejection nozzle 10 having the pair of nozzle holes 9 is fitted and fixed to the tip of the nozzle.

In the sprayer main body 12, a double cylindrical wall portion 14a constituting a pair of cylinders 14 is formed in parallel below the horizontal conduit 11a. A piston member 14b that slides in the cylindrical wall portion 14a is provided via a coil spring 14c. The trigger 4 for sliding the piston members 14b is rotatably fitted to the sprayer body 12 inside the side wall. Note that the trigger 4, the cylinder 14, the piston member 14b, and the coil spring 14c constitute an ejection mechanism 15.

At the lower end of the sprayer body 12,
A mounting lid 16 for mounting the sprayer 6 to the mouth portion 3 of the container body 2 is provided. The mounting lid 16 has an outer lid 17 having a guide slit 17a extending horizontally in a side view, and It comprises a cylindrical inner lid 18 rotatable about a vertical axis inside the lid 17.

The lower end of the inner lid 18 is formed with a flange 18a projecting inward. The flange 18a is provided with the protruding piece provided on the mouth 3 of the container body 2. A notch portion 18b that can be inserted is formed. Further, the inner cover 18 has an operation lever 18 protruding outward through a guide slit 17a of the outer cover 17.
c is attached. After the sprayer 6 is mounted on the container body 2, the operation lever 18c
By rotating, the flange portion 18a and the protruding piece of the mouth portion 3 are engaged, and the sprayer 6 is securely mounted and fixed to the container body 2. In this embodiment, as described above, since the pair of engagement pieces provided on the mouth 3 of the container body 2 are set to different thicknesses, the mounting direction of the sprayer 6 is erroneously set. If the operator makes a mistake, the rotation of the operation lever 18c is prevented, so that mixing of the respective liquids due to a mounting error can be prevented.

On the other hand, as shown in FIG. 1, the ejection nozzle 10 is provided with an upright wall portion 19 surrounding the nozzle holes 9 and protruding forward and having an elliptical outer contour. The upright wall 19 forms a recess 20 having a cylindrical space in front of each nozzle hole 9. In this embodiment, each of the nozzle holes 9 has its hole axis 9a set in parallel (see FIG. 3).

A tapered surface 19b is formed in a partition portion 19a of the upright wall portion 19 of the jet nozzle 10 that divides the pair of nozzle holes 9 so that the jet ranges of the first and second liquids to be jetted overlap. ing.

The shape of the upright wall 19 of the jet nozzle 10 is specifically set as shown in FIG. That is, in the spray container 1, the ejection ranges of the liquids ejected from the nozzle holes 9 are overlapped and mixed.
In a fixed horizontal section of the ejection nozzle 10 including the upright wall portion 19, when the ejection width at the ejection distance (distance from the front surface of the upright wall portion to the ejection target) L is W, the partition portion of the upright wall portion. Is set to a shape that is in line contact with a straight line C connecting the inner edge A of one nozzle hole 9 and the outermost ejection position (at the ejection distance L) B of the other nozzle hole 9. Have been.

Specifically, a straight line (tapered surface 1) in which a corner formed between the front surface D and the inner surface E of the partition portion 19a is cut out.
The angle θ between the ridge (C of 9b) and the hole axis 9a is set by the following equation (1), and the partition 19a
Of the inner surface E (excluding the tapered surface 19b) of the inner surface E and the length l _{2 of} a perpendicular line lowered from the corner formed by the front surface D of the partition portion 19a and the tapered surface 19b to the hole axis of the nozzle hole is as follows: ) And (3). _{^{θ = tan -1 ((w 2}} -d 2/2) / (L + H)) ... (1) h = H- (l 3 / tanθ) ... (2) l 2 = Htanθ ... (3) However, w _{2 = w 1 + l 1 w 1} = (L + H) tanφ + d 2/2 φ = tan -1 ((d 1 -d 2) / 2H) l 3 = l 2 -d 1/2 H: upright wall portion (outer portion) L: distance from the front surface of the upright wall portion (outer portion) to the ejection target (ejection surface) d ₁ : width of recess d ₂ : diameter of nozzle hole l ₁ : distance between hole axes of each nozzle hole w ₁ : distance between hole axis and maximum injection position

In the spray container 1, the first and second liquids constituting the two-part liquid composition are filled in the filling chamber 7 (8) of the container body 2, respectively. When the trigger 4 is pulled with the 6 attached,
When the air in each cylinder 14 is discharged to the outside of the container by the piston member 14b and the trigger 4 is returned,
The liquids are sucked up through the tubes (not shown). Each of the cylinders 14 is filled with the liquid material, and the trigger 4 is pulled again to push out the liquid material in each cylinder 14 by the piston member 14b to be guided to the vertical pipe 11C, and further to the horizontal pipe 11a. Through the nozzle holes 9 of the jet nozzle 10. Since each of the ejected liquids has the tapered surface 19b formed at the partition 19a of the upright wall portion 19, the ejection ranges of the liquids ejected independently from the nozzle holes 9 overlap, and the ejected liquids are ejected. At the same time, the two liquids are reliably mixed over the entire ejection range.

As described above, according to the spray container 1 according to the present embodiment, the first and second liquids constituting the two-liquid mixing type liquid composition which need to be mixed simultaneously with the ejection are independently filled. In addition, each liquid can be ejected independently, and can be surely mixed simultaneously with the ejection.

FIG. 4 shows a second embodiment of a two-part mixing spray container according to the present invention.
Only the structure of the upright wall portion formed in the ejection nozzle is different, and it basically has the same configuration as that of the first embodiment. Therefore, in FIG. Is shown. Note that the same reference numerals as in the first embodiment denote the same parts as in the first embodiment.

In the spray container according to the present embodiment, as shown in FIG. 4, the upright wall 19 'and the nozzle hole 9' of the jet nozzle 10 'have a constant horizontal cross section as shown in FIG.
A corner F formed by the inner surface E and the front surface D of the 9 'partition 19a'
Are set so as to be in point contact with the straight line C. That is, the upright wall portion 19 'is formed in a substantially elliptical shape when viewed from the front so that the ejection ranges of the respective liquids ejected from the respective nozzle holes 9' overlap.

In the spray container according to the second embodiment, when the respective liquids are ejected from the nozzle holes 9 ', the ejection ranges of the liquids ejected from the respective nozzle holes 9' overlap with each other. As in the case of the embodiment, each liquid is ejected independently, and at the same time as the ejection, is reliably mixed over the entire ejection range.

As described above, according to the spray container of the present embodiment, it is possible to independently fill the two types of liquids that need to be mixed simultaneously with the jetting, and to jet each liquid independently. In addition, mixing can be surely performed simultaneously with the ejection.

The two-part mixture type liquid composition to which the two-part mixture spray container according to the present invention can be applied is not limited as long as it is a two-part mixture type liquid composition which requires mixing simultaneously with ejection. Examples thereof include a liquid mixture type cleaning composition, a coating composition, and an adhesive composition.

Specific examples of the above two-pack type cleaning composition include the following compositions.

[Composition 1] Agent A (first liquid); hydrogen peroxide 5 wt% 2-sulfoethylenephenoxyethoxyethoxy acetic acid sodium salt 10 wt% 1-hydroxyethylidene 1,1-disulfonic acid trisodium salt 0. 1 wt% water 89.9 wt% Agent B (second liquid); potassium carbonate 20 wt% water 80 wt%

[Composition 2] Agent A (first liquid); hydrogen peroxide 5 wt% 2-ethoxyethoxy acetic acid and ethylene glycol diester 10 wt% 1-hydroxyethylidene 1,1-disulfonic acid trisodium salt 0.1 wt % Water 89.9 wt% Agent B (second liquid); sodium carbonate 10 wt% water 90 wt%

Further, as another specific example of the above two-part mixed type detergent composition, for example, JP-A-60-38498, page 2, upper right column, line 10 to page 4, upper left column, line 20 Examples include the liquid / liquid type foamable surface cleaning compositions described in the row.

As the two-part mixture type coating composition,
For example, there can be mentioned a coating composition curable by ultraviolet rays described in JP-A-60-38479.

The two-part mixed spray container according to the present invention is not limited to the above-described embodiment, and the dimensions, shape, and the like can be appropriately changed without departing from the object of the present invention. For example, the shape of the partition portion 19a (19a ') of the upright wall portion 19 formed on the ejection nozzle 10 is such that a corner thereof has a straight C
Any other form can be adopted as long as the form has a point contact or a line contact with it. In this case, the same operation and effect as in the above embodiment can be obtained.

In the above embodiment, each nozzle hole 9
The hole axis 9a (9a ') of (9') is set to be parallel. However, the hole axis is set at a predetermined position in front of the nozzle hole so that the ejection ranges of the liquids ejected from the nozzle holes overlap. May be set so as to intersect with each other, and in this case, the same operation and effect as in the above embodiment can be obtained.

[0042]

According to the two-part mixture spray container of the present invention, the following effects can be obtained. According to the two-liquid mixing spray container of the first aspect, the first and second liquids can be filled independently, and each liquid can be jetted independently and mixed simultaneously with the jetting. be able to.

[0043] The predetermined as the partition section which partitions the pair of nozzle holes of the upright wall portion formed in the ejection nozzle, overlap ejection range of the first and second liquid material ejected
Is formed , the first liquid material ejected from the inside of one nozzle hole and the second liquid material ejected from the other nozzle hole are surely mixed in a wide range. be able to.

[0044]

[0045] According to the two-liquid mixing spray container of claim 2, two-liquid mixing type of liquid composition to one of the filling chambers of the container body in a two-liquid mixing spray container of claim 1 which exhibits the above effects By filling the first liquid material constituting the material and the second liquid material into the other filling chamber, each liquid material is ejected independently, and is surely mixed simultaneously with the ejection .
It is possible that.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a first embodiment of a two-part mixed spray container according to the present invention.

FIG. 2 is a side sectional view of a main part showing an internal structure of a sprayer of the two-part mixed spray container of the embodiment.

FIGS. 3A and 3B are schematic plan sectional views showing dimensions and shapes of ejection nozzles of the two-liquid mixing spray container according to the embodiment, FIG. 3A is a schematic view including an ejection range, and FIG.

FIG. 4 is a schematic plan sectional view showing the dimensions and shape of a jet nozzle of a second embodiment of the two-liquid mixing spray container according to the present invention;
(A) is a schematic diagram including an injection range, and (b) is an enlarged view of a main part.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Two-liquid mixing spray container 2 Container main body 3 Mouth part (attachment part) 4 Trigger 5 Jetting mechanism 6 Sprayer 7, 8 Filling chamber 9, 9 'Nozzle hole 9a, 9a' Hole axis 10 Jet nozzle 11 Pipe 19, 19 'Standing wall 19a, 19a' Partition 19b Tapered surface

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B05B 11/00 B65D 35/44-35/54 B65D 39/00-55/16 B65D 83/00

Claims (2)

(57) [Claims] 1. A two-liquid mixing spray container in which a trigger sprayer 6 provided with an ejection mechanism 5 having a trigger 4 is mounted on a mounting portion 3 of the container main body 2, wherein the container main bodies 2 are independent of each other. The trigger sprayer 6 includes a pair of liquid chambers 7 and 8.
Is a pair of nozzle holes 9 (9 ') for simultaneously ejecting liquid material
Nozzle 10 (10 ') having
The first and second liquid material filled respectively 8 'includes a pair of conduits 11 for guiding each of said ejection nozzle 10 (10 above the pair of nozzle holes 9 (9)' the pair of nozzles) Hole 9
An upstanding wall portion 19 (19 ') surrounding (9') is formed.
And the upright wall portion 19 (19 ')
A partition 19a (19a ') that partitions the chisel hole 9 (9')
The partition 19a (19a ') is formed and the first
So that the ejection ranges of the second liquid material overlap with each other.
Of the ejection nozzle 10 (10 ') including the wall 19 (19').
At a constant horizontal section, the upright wall 19 (19 ')
The shape of the tip is the inner edge A of one nozzle hole 9 (9 ').
And the outermost ejection position B of the other nozzle hole 9 (9 ').
Has a tapered surface 19b tangent to the straight line C,
Or, it is made of the inner surface E and the front surface D of the partition portion 19a '.
It has a corner portion F which is in point contact with the straight line C.
Two-component mixing spray container. 2. A two-liquid container is provided in one of the pair of filling chambers 7, 8.
The first liquid material constituting the mixed type liquid composition is filled.
And the other is filled with a second liquid material
The two-part mixed spray container according to claim 1, wherein