JP3386610B2 - Container misoperation prevention device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pump erroneous operation preventing device which is mounted on a container having a pump head on its upper part so as to prevent pushing operation of the pump head.

[0002]

2. Description of the Related Art In some containers, a pump head is provided on an upper part of a container body and the contents in the container body are pumped up by pushing down the pump head.

[0003] In this type of container, a pump erroneous operation preventing device may be installed so that the pump head is not pushed down and the contents do not flow out during transportation before reaching the final purchaser or during store display. is there.

There is a pump misoperation preventing device in which the pump head is covered with a head cover so that the pump head cannot be pushed down. Conventionally, engaging portions are formed on the upper part of the container body and the lower part of the head cover, respectively. However, the head cover is prevented from coming off easily by engaging these engaging portions with each other.

[0005]

In the conventional pump erroneous operation preventing device having such a structure, the container body must also be provided with an engaging portion, and the container body has a drawback that the appearance of the container body is poor. there were.

Further, after purchasing the container, the purchaser often uses the head cover by permanently removing it, and when the engaging portion provided on the container body is constituted by the engaging protrusion, this engaging protrusion is used. Could hurt your hands.

The present invention has been made in view of the above problems of the prior art, and provides a erroneous operation preventing device for a pump for a container, which has a simple structure, is highly safe, and has a good appearance. The purpose is to

[0008]

The present invention takes the following means in order to solve the above-mentioned problems. <Summary of the Invention> The present invention is directed to pushing the pump head provided on the upper part of the container body to operate the pump head.
A container pump erroneous operation preventing device makes it impossible to push the operation of the pump head is mounted to pourable container contents in the container body from the extension Denied dispensing nozzle from de lower to open as the lower insertion hole a head cover lower edge from the lower opening wraps the entire pump head during insertion possible mounting the pump head has an aperture is placed on top of the container body, collision from the peripheral edge of the side opening communicating with said lower opening
And out come with a nozzle cover portion for accommodating the dispensing nozzle, the head cover has a resilient bendable tongue surrounded by a groove cut around its side, the free end side inner surface of the tongue Is characterized in that a locking projection is formed which locks on the outer side of the pump head when the head cover is mounted on the container (corresponding to claim 1).

The pump head is a concept including a so-called spray type in which a spray forming nozzle is provided at the tip of the pouring portion and the contents are sprayed in a mist when pumped up.

The head cover may be of any shape, for example cylindrical or prismatic.

The container pump misoperation preventing device of the present invention comprises:
For a container having a bulging portion that bulges outward on the upper outer surface of the pump head, it is possible to use the locking projection of the tongue by locking the bulging portion when mounted ( Claim 2
Corresponding to).

The container pump misoperation preventing device of the present invention comprises:
For a container having an engaging groove on the outer surface of the pump head,
It is possible to use by locking the locking projection of the tongue piece in the engaging groove when mounting (corresponding to claim 3).

The container pump misoperation preventing device of the present invention is
It is possible to use by engaging the locking projection of the tongue piece with the lower end edge of the outer side portion of the pump head when mounting (corresponding to claim 4).

[0014]

<Raw Material of the Present Invention> The raw material of the head cover of the present invention is not particularly limited, and plastic can be adopted.

[0016]

[Action]

<Operation of the present invention> The head cover is mounted so as to cover the pump head from above. That is, the pump head is inserted through the insertion opening at the bottom of the head cover, and the head cover is lowered.

The tongue piece of the head cover elastically bends outward when passing through an outer side portion of the pump head and a portion (hereinafter referred to as a locked portion) which is locked by the locking projection of the tongue piece. .
Then, when the locking projection gets over the locked portion, the tongue elastically returns to the original posture again, and as a result, the locking projection locks on the locked portion of the pump head and the head cover is closed. Prevent it from falling out.

When the head cover is attached to the container, the pump head cannot be moved downward so that the contents are not accidentally poured out.

[0019] By providing the nozzle cover to the head cover, because it is housed in the head cover, including pouring nozzle of the pump head, can not be even touch the dispensing nozzle, not be moved to the pump head downwards .

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention will be described below with reference to the drawings of FIGS. [First Usage Mode] FIGS. 1 to 3 show a first usage mode of the container misoperation preventive device for a container according to the present invention. FIG. 1 is its front view, FIG. 2 is a plan view, and FIG. 3 is a left side view.

In the container 20 to which the device for preventing misoperation of the pump for the container is attached, a spout cylinder 23 is vertically movable from a shoulder portion 22 of a hard plastic container body 21, and a pump head is provided at an upper end of the spout cylinder 23. 24 is provided, and the pouring nozzle 25 extends from the pump head 24.

In this container 20, the pump head 2
When 4 is pushed down by hand, the content in the container body 21 is pumped up and poured out in a water stream from the pouring nozzle 25, and when the hand is released from the pump head 24, the pump head 24 springs back and rises. Has become.

The pump head 24 has a substantially cylindrical shape and has a substantially annular bulging portion 26 bulging outward on the outer surface of the upper end thereof.

The misoperation preventive device for a pump for a container is used for the container 20.
The head cover 1 covers the pump head 24 and the pouring nozzle 25.

4 to 8 show the head cover 1 of this embodiment.
4 is an overall vertical cross-sectional view, FIG. 5 is a left side view in which the right half is a cross section, FIG. 6 is a plan view, and FIG. 7 is a bottom view.
FIG. 8 is an enlarged view of part A of FIG.

The head cover 1 is made of plastic,
The cylindrical portion 2 surrounding the pump head 24 and the pouring nozzle 2
And a flat portion (nozzle cover portion) 3 that surrounds 5.

The cylindrical portion 2 has a hollow cylindrical shape, the upper end of which is closed by a top plate portion 4, and a straight portion 5 having a constant outer diameter extends downward from the top plate portion 4 to the lower side of the straight portion 5. , The skirt portion 6 that gradually expands in diameter as it goes downward
Are lined up.

The lower edge of the skirt portion 6 is opened to form a lower opening 7, and a side opening 8 connected to the lower opening 7 is formed in a rectangular shape on one side of the cylindrical portion 2. . still,
As shown in FIGS. 4 and 7, three ribs 6 a are provided inside the lower edge portion of the skirt portion 6.

The inner diameter of the straight portion 5 is the pump head 24.
The outer diameter of the bulging portion 26 is substantially the same as that of the bulging portion 26, and the pump head 24 can be inserted into the straight portion 5 by inserting it from the lower opening (insertion port) 7.

As shown in FIGS. 1 and 4, the flat portion 3 has a substantially triangular shape when viewed from the front, and projects from the peripheral edge of the side opening 8 of the straight portion 5. The flat portion 3 has a side opening 8
The side walls 9 and 10 extending in parallel from each other and facing each other, and the upper wall 11 extending from the top plate 4 and connecting and closing the upper ends of the side walls 9 and 10. The side and the lower side are opened to form an opening (insertion opening) 12.

The distance between the side wall portions 9 and 10 is set to be slightly larger than the outer diameter of the spout nozzle 25, so that the spout nozzle 25 can be inserted through the opening 12 and loosely inserted into the flat portion 3. ing.

The head cover 1 includes a pump head 24.
When mounted on the container 20 at the upper limit position, as shown in FIG. 1, the entire pump head 24 and the spout cylinder 23 are housed in the cylindrical portion 2, and the lower edge of the skirt portion 6 is located on the container body 21.
Is placed on the shoulder portion 22 of the pump head 24, and a slight gap is formed between the upper end of the pump head 24 and the top plate portion 4.
The dimensions are set so that the entire nozzle 5 is housed in the nozzle cover 3.

Further, an inverted U-shape is provided at each of the outer portions of the upper portion of the cylindrical portion 2, which are separated from the flat portion 3 by 90 degrees on both sides in the circumferential direction.
A cut groove 13 is provided in a V shape, and an elastically bendable tongue piece 14 is formed inside the cut groove 13.

As shown in FIG. 8, the tongue piece 14 is formed with a locking projection 15 slightly projecting inward on the inner surface of the upper free end thereof. The distance between the locking projections 15 of the tongues 14 is slightly smaller than the outer diameter of the bulging portion 26 of the pump head 24, and the tongues 14 are installed at the head cover 1 and the container 20 as described above. The locking projection 15 is positioned below the bulging portion 26 and is locked to the bulging portion 26 when mounted on the bulging portion 26.

The head cover 1 is mounted so as to cover the container 20 from above. That is, the pump head 24
Is inserted from the lower opening 7, and the pouring nozzle 25 is attached to the side opening 8
Also, the flat cover 3 is inserted through the opening 12 and the head cover 1 is naturally dropped as it is.

Then, the locking projection 15 of the tongue piece 14 of the head cover 1 rides on the bulging portion 26 of the pump head 24,
It becomes impossible to fall further than that. Here, when the top plate portion 4 of the head cover 1 is put on with a hand and pushed gently downward, the tongue piece 14 elastically bends outward with the base end portion as a fulcrum without the pump head 24 moving downward. The locking projection 15 gets over the bulge 26. When the locking projection 15 gets over the bulging portion 26, the tongue piece 14 elastically returns to the original posture, and the locking projection 15 is locked to the lower portion of the bulging portion 26.

In other words, the material of the head cover 1 is selected so that the tongue piece 14 can be elastically bent in this way, and the length and thickness of the tongue piece 14 and the protruding size of the locking projection 15 are determined. It is set.

When the head cover 1 is attached, the pump head 24 and the pouring nozzle 25 are entirely housed in the head cover 1, and the lower edge of the head cover 1 is placed on the shoulder portion 22 of the container 20. It becomes impossible to move the head 24 downward.

Therefore, if the head cover 1 is attached to the container 20 during transportation or display, it is possible to prevent the contents filled in the container 20 from being pumped up by mistake. it can.

Moreover, since the locking projection 15 of the head cover 1 and the bulging portion 26 of the pump head 24 are locked, the head cover 1 does not easily fall off due to vibration during transportation.

Further, since the projections for mounting the head cover 1 on the head cover 1 and the container 20 do not project outward, the hands are not scratched.

Further, since the head cover 1 has a good design, it also looks good at the time of display. When the head cover 1 is no longer needed, it can be easily removed by simply lifting the head cover 1 slightly.

In this use mode, the pump head 24
Although the bulging portion 26 is provided in a ring shape in the above, the bulging portion 26 may be partially provided only in a necessary portion.

Further, in the container pump erroneous operation preventing device of this embodiment, the elastic force of the tongue piece 14 is set to be weak so that the head cover 1 can be easily attached and detached.
The material of the head cover 1 is changed, the length of the tongue piece 14,
The elastic force of the tongue piece 14 is strengthened by changing the wall thickness, the protrusion size of the locking projection 15, etc.
It is also possible to make the engaging force between 6 and the locking projection 15 strong.

When the elastic force of the tongue piece 14 is set to be strong, when the head cover 1 is mounted on the container 20, it is possible to mount the head cover 1 by holding the pouring nozzle 25 with a finger so as not to lower it. It is possible.

[Second Usage Mode] FIG. 9 is a schematic configuration diagram showing a second usage mode of the head cover 1. The configuration of the head cover 1 is no different from that of the first usage mode.

In the container 20 of the second usage mode, the pump head 24 does not have the bulging portion 26,
A substantially annular locking groove 27 is formed on the outer peripheral surface of the upper part of
The locking projection 15 of the head cover 1 is locked in the locking groove 27.

Only this point is the difference from the first usage mode, and the head cover 1 as the container pump erroneous operation preventing device has the same operation and effect as in the first usage mode.

Also in the case of this usage mode, the locking groove 27 does not necessarily have to be annular, and the locking groove 27 may be partially provided only in a necessary portion.

[Third Usage Mode] FIG. 10 is a schematic structural view showing a third usage mode of the head cover 1. The configuration of the head cover 1 is no different from that of the first usage mode.

In the container 20 of the third mode of use, the pump head 24 has neither the bulging portion 26 nor the engaging groove 27, and the engaging protrusion 15 of the head cover 1 engages with the lower end edge 28 of the outer side portion of the pump head 24. It is supposed to stop.

Only this point is a difference from the first and second usage modes, and the head cover 1 as the container pump erroneous operation prevention device has the same operation and effect as in the first usage mode.

[0053]

As described above, according to the present invention,
An elastically bendable tongue is provided on the side of the head cover that is the container pump misoperation prevention device, and a locking protrusion is provided on the inner surface of the free end side of the tongue so that when the head cover is mounted on the container, the locking protrusion is Since it is adapted to be locked to the outer side portion of the pump head, the structure of the misoperation preventive device for a pump for a container is simplified, and an excellent effect that attachment / detachment operability with respect to the container is excellent is exhibited.

According to the container pump erroneous operation preventing device of the present invention, since it is not necessary to project the engaging projection for mounting on the container, the safety is ensured without damaging the hand when handling the container.

Furthermore, the misoperation preventive device for a container pump comprising the head cover of the present invention has a simple structure and is excellent in design.

[0056] Also by Rukoto includes a nozzle cover portion,
Even for a container in which the pouring nozzle extends from the pump head, it is possible to reliably prevent erroneous operation of the pump.

[Brief description of drawings]

FIG. 1 is a front view showing a first mode of use of a container pump misoperation preventing device according to an embodiment of the present invention.

FIG. 2 is a plan view showing a first mode of use of the misoperation preventing device for a pump for a container according to an embodiment of the present invention.

FIG. 3 is a left side view showing a first mode of use of the container pump misoperation preventing device according to the embodiment of the present invention.

FIG. 4 is an overall vertical cross-sectional view of the container misoperation preventing device according to the embodiment of the present invention.

FIG. 5 is a left side view of the container pump erroneous operation preventing device according to the embodiment of the present invention, in which the right half is cut away.

FIG. 6 is a plan view of an erroneous operation preventing device for a container pump according to an embodiment of the present invention.

FIG. 7 is a bottom view of the misoperation preventing device for a container pump according to an embodiment of the present invention.

FIG. 8 is an enlarged view of part A of FIG.

FIG. 9 is a schematic configuration diagram showing a second mode of use of the misoperation preventing device for a pump for a container according to an embodiment of the present invention.

FIG. 10 is a schematic configuration diagram showing a third mode of use of the misoperation preventing device for a pump for a container according to an embodiment of the present invention.

[Explanation of symbols]

1 head cover 3 Flat part (nozzle cover part) 7 Lower opening (insertion slot) 12 openings (insertion opening) 13 kerf 14 tongue 15 Locking protrusion 20 containers 21 container body 24 pump heads 25 pouring nozzle 26 Bulging part 27 locking groove 28 Bottom edge

Claims (4)

(57) [Claims] 1. A pump head provided on an upper portion of a container body is pushed out to extend from the pump head.
In a container pump misoperation prevention device that attaches the contents of the container body to the container that can be poured from the pouring nozzle and makes it impossible to push the pump head, the lower part has a lower opening that serves as an insertion port. A head cover into which the pump head can be inserted from the lower opening and encloses the entire pump head when mounted, and a lower edge portion is placed on the upper part of the container body, and a peripheral edge of a side opening continuous with the lower opening.
Nozzle cover that protrudes from the housing to accommodate the pouring nozzle
Comprising a part, the head cover has a resilient bendable tongue surrounded by a groove cut around its sides, to the free end side inner surface of the tongue, the pump head when mounting the head cover to the container An erroneous operation preventing device for a pump for a container, characterized in that a locking projection for locking the outer side is formed. 2. The pump head is attached to a container having a bulging portion that bulges outward on the upper outer surface of the pump head, and the locking projection of the tongue is locked to the bulging portion when mounted. The pump misoperation preventing device for a container according to claim 1, which is characterized in that. 3. The pump head according to claim 1, wherein the pump head is mounted on a container having an engaging groove on an outer surface thereof, and the engaging projection of the tongue is engaged with the engaging groove when the pump head is mounted. A pump misoperation prevention device for the described container. 4. The misoperation preventing device for a pump for a container according to claim 1, wherein the locking projection of the tongue is locked to the lower edge of the outer side of the pump head when mounted.