JP6913530B2 - Powder supply mechanism - Google Patents

Description

The present invention can be used by being connected to an injection stem provided at the upper end of an injection container or a pump-type injection container in which various injection agents are sealed, and various powders can be stored therein. The present invention relates to a powder supply mechanism capable of injecting a predetermined amount of the powder to the outside world by injecting an propellant or air inside the container by pressing the injection stem.

Examples of conventional aerosol products for injecting powder (powder) include those described in the following patent documents.

In the "quantitative injection type aerosol product" described in Patent Document 1, when the amount of the aerosol composition is reduced by use without using a member for agitating the powder, which can suppress the powder from agglomerating firmly. Even so, it is an object of the present invention that the powder can be satisfactorily redispersed at the time of injection and a certain amount of aerosol composition containing a predetermined amount of powder can be injected.

Its composition consists of an aerosol composition containing powder and liquefied gas and an aerosol container, and the aerosol container has a container body filled with the aerosol composition and an aerosol valve, and the liquefied gas is 60 to 90. Composed of% by volume hydrofluoroolefin, the aerosol valve comprises a housing with a quantification chamber into which a certain amount of the aerosol composition is taken up, the housing in which the powder contained in the aerosol composition taken up in the quantification chamber is stored. It has a powder reservoir.

In the "aerosol product" described in Patent Document 2, although the injection range is wide, the powder has excellent adhesion, an appropriate cooling feeling can be imparted, and even when the injection material ignites. It is an object of the present invention to provide a powder-containing quantitative injection aerosol product that is less likely to cause a flashback phenomenon, has excellent safety against fire, and has a small burden on the environment.

In the present invention, an aerosol composition containing powder and dimethyl ether is provided with an aerosol valve having a quantification chamber and a plurality of injection holes for keeping the injection amount constant by blocking communication with the inside of the aerosol container body by an injection operation. The present invention relates to a powder-containing quantitative injection type aerosol product, which is characterized in that it is filled in an aerosol container provided with an injection member.

Japanese Unexamined Patent Publication No. 2015-231851 Japanese Unexamined Patent Publication No. 2014-88187

In all of the above-mentioned conventional inventions, the powder is contained together with the propellant in the container.
The type in which the powder is contained in the aerosol container together with the propellant has the following problems.

First of all, it is difficult to make the injection amount of the powder itself more constant. For example, considering the case of administration of various drugs as powder, it is necessary to administer a certain amount of the powder, and it is necessary to inject a certain amount of the powder more accurately.
In aerosol products in which powder is contained in the propellant, a phenomenon such as the powder biting into the stem rubber occurs, and problems such as leakage are likely to occur.
In powder-containing aerosol products using a metering valve having a metering chamber, problems tend to occur in the sealing property of the metering chamber.

It is a problem of the present invention to solve the above problems at once, but in order to solve the problem, in the present invention, the problem is solved by separating the powder storage part from the propellant in the aerosol container. I tried to do it.

In order to solve the above-mentioned problems, the first one of the present invention is an injection container in which an injection agent is housed and an opening / closing valve is provided at the upper end thereof, or a pump-type air injection in which air is housed inside. It is a powder supply mechanism that can be connected to the injection stem arranged at the upper end of the container, and this powder supply mechanism itself serves as a pressing portion capable of pressing the injection stem, and the pressing portion of the pressing portion. Inside the lower portion, a flow passage through which the propellant and air inside the injection container flows is formed, and this flow passage is a vertical flow in which the inlet portion is connected to the injection stem and extends upward. It is formed from a path and a lateral flow passage that bends laterally from this vertical flow passage, and its outlet forms a nozzle portion, and a powder storage chamber for accommodating powder is located above this pressing portion. Is provided, and this powder storage chamber can rotate about a central axis that rises upward from the lower portion of the pressing portion, and a plurality of penetrations in the circumferential direction outside the central axis on the bottom surface thereof. A hole is formed, and a scraper portion is provided on the bottom surface of the powder storage chamber and above the lateral flow passage over the central axis over a predetermined angle range, and the scraper portion is provided. When the through hole on the bottom surface of the powder storage chamber passes through the lower surface or the lower edge of the powder, the powder moves to the lower surface of the scraper portion while being contained in the through hole, and is below the scraper portion. The lateral flow passage located in the above is provided with a vertical through hole in the vertical direction, and the through hole of the powder storage chamber and the above can be obtained by rotating the powder storage chamber by a predetermined angle by operating an operating member. By matching with the vertical through hole of the lateral flow passage, a predetermined amount of powder contained in the through hole on the bottom surface of the powder storage chamber falls into the lateral flow passage, and then the pressing portion is pressed. The powder supply mechanism is characterized in that the powder that has fallen into the lateral flow passage is injected from the injection port portion to the outside world by injecting the propellant or air in the jet container.

In the second aspect of the present invention, in the first aspect of the present invention, a cover portion capable of accommodating the pressing portion in a vertically reciprocating manner is provided, and the lower end peripheral portion of the cover portion is located on the upper end outer peripheral portion of the injection container. It is a powder supply mechanism characterized in that it is configured so that it can be engaged and mounted.

In the third aspect of the present invention, in the first or second invention, six through holes are provided on the bottom surface of the powder storage chamber at equal intervals in the circumferential direction, and the operation unit provides the powder storage chamber with the powder storage chamber. The powder supply mechanism is characterized in that it can be rotated by about 60 degrees.

A fourth aspect of the present invention is the above-mentioned third invention, in which six ridges are provided radially from the center of the upper surface of the powder storage chamber, while the six ridges are provided as the operation part. A slide lever portion that presses the ridge portion from the lateral direction is provided so as to be retractable from the side surface of the pressing portion, and one of the ridge portions is rotated approximately 60 degrees by a single movement of pulling out and immersing the slide lever portion. It is a powder supply mechanism characterized by being able to move.

In the fifth aspect of the present invention, in the first or second invention, two through holes are provided at the same interval on the bottom surface of the powder storage chamber, and the upper surface of the powder storage chamber is used as an operating member. A rotatable dial member is provided, and the dial member can be reciprocated within a range of approximately 180 degrees. By rotating the dial member within an angle of approximately 180 degrees, the bottom surface of the powder storage chamber is provided. The powder supply mechanism is characterized in that the through hole of the powder is matched with the vertical through hole of the transverse flow passage, and a predetermined amount of powder can be dropped into the transverse flow passage each time.

A sixth aspect of the present invention is the powder supply device according to any one of the above inventions, wherein the injection container is an aerosol-type container in which a propellant is contained.

The seventh aspect of the present invention is the powder supply device according to the first to fifth aspects of the present invention, wherein the injection container is a pump-type injection container in which air is housed.

In the first aspect of the present invention, various powders (powder) are not contained together with the propellant in the jet container, but are housed inside the pressing portion connected to the jet stem, so that the powder is jetted. All the problems of the conventional type contained in the agent can be avoided.
Further, according to the above configuration, a predetermined amount of powder can be injected in one injection operation, and the amount of one injection powder can be determined more accurately.

Further, the pressing portion according to the present invention can be connected to any of an aerosol type container containing an propellant and a pump type injection container containing air as an injection container.
In the powder supply mechanism according to the present invention, the powder storage chamber for storing the powder is rotatably provided in the upper portion of the pressing portion, and the powder storage chamber is rotatably provided by the rotation operation at a predetermined angle. A certain amount of powder contained in the through hole provided on the bottom surface of the powder falls into the lateral flow passage each time, and a predetermined amount of powder is more reliably discharged from the nozzle portion which is the outlet of the lateral flow passage. It is sprayed to the outside world.

As the operating member for rotating the powder storage chamber by a predetermined angle, various forms can be adopted, and this form will be specified by the following invention.
For example, an operating member by a reciprocating operation or a rotating operation can be used.

In the second aspect of the present invention, a cover portion capable of accommodating the pressing portion in the first aspect of the present invention so as to be able to reciprocate up and down is further added.
Due to the presence of the cover portion, the push portion can move up and down more appropriately inside the cover portion, that is, the cover portion serves as a guide for the push portion and the upper end portion of the injection container. You can make your design smarter.
That is, the injection stem that can be seen below the pressing portion can be hidden inside, and the overall shape thereof can be made into a smart shape.

In the third aspect of the present invention, the number of through holes provided in the bottom surface of the powder storage chamber is limited, and the rotation angle of the operating member due to this is also limited to a predetermined angle.
That is, the number of through holes is set to 6, and the rotation angle by the operating member is limited to about 60 degrees.
The number of through holes may be two or more, and the third invention is an example thereof.

In the fourth aspect of the present invention, the operating member is specified, the configuration of the upper surface portion of the powder storage chamber to be operated in response to the operation member is specified, and the slide lever portion, which is the operating member, appears and disappears once. The powder storage chamber can be rotated by about 60 degrees.

In the fifth aspect of the present invention, two through holes are provided on the bottom surface of the powder storage chamber, and a rotatable dial member is provided as an operating member, and the dial member is reciprocated at approximately 180 degrees. The powder storage chamber is also configured to be able to rotate forward and reverse by approximately 180 degrees by motion.
As described above, in the present invention, two or more through holes provided on the bottom surface of the powder storage chamber are provided at the same interval in the circumferential direction so as to match the vertical through holes of the lateral flow passage to provide a constant amount of powder. It is possible to inject.

Of course, the number of the through holes may be one, but if there is only one, it is necessary to rotate the powder storage chamber by about 360 degrees (one rotation) each time the powder is injected. However, it is inefficient, and by providing two or more of them, a certain amount of powder can be dropped into the lateral flow passage by rotating 360 degrees by the number of the divided angles. It will be convenient.

In the sixth aspect of the present invention, it is clarified that it can be applied to an aerosol type container as an injection container.

In the seventh aspect of the present invention, it is clarified that it can be applied to a pump-type spray container as an injection container.

The first embodiment according to the powder supply mechanism of the present invention is illustrated, in which (A) is a perspective view (without a cap) viewed from an oblique front, and (B) is a perspective view seen from an oblique rear (B). (Without cap), (C) is a central vertical sectional view with a cap attached. A front perspective view of a vertically divided two-divided state in which the covering portion covering the upper portion of the pressing portion of the first embodiment is removed and the sliding lever portion is pulled out (A) is shown (B). ) Is a rear perspective view of the previous figure, and (C) is a plan view with the upper surface of the lid portion 21 as a cross section. It is a top view which made the intermediate part of the powder containing chamber 20 of the 1st Embodiment a cross section. A second embodiment according to the powder supply mechanism of the present invention is illustrated, in which (A) is a perspective view seen from an obliquely right front, (B) is a perspective view seen from an obliquely left front, and (C) is a front. The figure, (D) is a cross-sectional view taken along the line DD of the previous figure (C). It is a central vertical two-division perspective view of the said 2nd Embodiment.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.
FIG. 1 illustrates a first embodiment of the powder supply mechanism of the present invention, in which (A) is a perspective view (without a cap) viewed from diagonally forward, and (B) is viewed from diagonally rearward. A perspective view (without a cap), and (C) is a central vertical sectional view with a cap attached.

FIG. 2 shows a state in which the covering portion covering the upper portion of the pressing portion of the first embodiment is removed, and FIG. 2 (A) is a forward perspective view of a vertically divided two-divided state in which the slide lever portion is pulled out. (B) is a rear perspective view of the previous figure, and (C) is a plan view with the upper surface of the lid portion 21 as a cross section.
FIG. 3 is a plan view of the intermediate portion of the powder storage chamber 20 of the first embodiment as a cross section.

The powder supply mechanism 1 according to the present invention includes a pressing portion 10, a cover portion 11, and a cap 12.
The cover portion 11 and the cap 12 are arbitrary constituent members.
The pressing portion 10 is provided with a stem connecting portion 14 for connecting to the injection stem provided at the upper end of the injection container at a substantially central portion of the bottom surface of the lower portion 13.

A vertical flow passage 15 extending upward from the stem connection portion 14 is provided, and a horizontal flow passage 16 that bends in the horizontal direction is formed from the vertical flow passage 15.
The outlet of the lateral flow passage 16 becomes the nozzle portion 17.
Further, a vertical through hole 26 is formed in the middle portion of the lateral flow passage 16 in the upward direction, that is, in the vertical direction.

The lower portion 13 of the pressing portion 10 has a substantially circular shape in a plan view, and is provided so that the central axis 18 stands up upward from the central portion thereof, and is provided on the peripheral edge portion of the lower portion 13. Is formed with a cylindrical wall portion 19 that stands upright.

As described above, the central shaft 18 is provided at the center of the internal space of the cylindrical wall portion 19 rising upward from the lower portion 13, and the powder storage chamber 20 rotates around the central shaft 18. It is arranged so as to be movable.
A lid portion 21 is provided on the upper surface portion of the powder storage chamber 20, and as will be described later, the lid portion 21 is appropriately rotated by an angle by the operation of the slide lever portion 30 whose operating member is the lid portion 21. At the same time, the powder storage chamber 20 also rotates at appropriate angles.

A scraper portion 23 is fixed to the central shaft 18.
On the bottom surface of the powder storage chamber 20, six through holes 24, 24, ... Are provided on the outside of the central shaft 18 at the same intervals (see FIG. 3).
On the other hand, a vertical through hole 26 is formed in the middle portion of the lateral flow passage 16 in the vertical direction above the intermediate portion.

The slide lever portion 30 as an operating member is arranged at a position on the upper surface portion of the lid portion 21 in the upper portion of the pressing portion 10, and the slide lever portion 30 is a pair of protrusions formed on both sides behind the slide lever portion 30. The portions 30t and 30t can be grasped by the thumb and the index finger and pulled out backward or immersed in the front.

By this one-of-a-kind operation, the operating protrusions 31 provided on the lower surface of the slide lever portion 30 push and move the six ridge portions 27 radially provided on the upper surface of the lid portion 21 from the center, and as a result, the lid portion 21 And the powder storage chamber 20 can be rotated by an appropriate angle (approximately 60 degrees).

The scraper portion 23 is fixed to the central shaft 18 on the bottom surface of the powder storage chamber 20, and is fan-shaped in a predetermined angle range around the central shaft 18 above the lateral flow passage 16. It is formed over.
In other words, the scraper portion 23 is a plate-shaped one having a plan view fan shape, is fixed to the central axis 18, and is arranged above the vertical through hole 26 provided in the lateral flow passage 16.

As described above, the scraper portion 23 should be provided in a fan-shaped range above the lateral flow passage 16 and covering at least one of the through holes 24 provided on the bottom surface of the powder storage chamber 20. Just do it.
As shown in the attached FIG. 3, in the first embodiment, the scraper portion 23 is provided in a range where the two through holes 24, 24 can be covered.

A powder supply hole 29 is provided on the bottom surface of the lower portion 13 of the pressing portion 10, so that the powder supply hole 29 matches the position of one through hole 24 of the powder storage chamber 20. It is formed.
As a result, the pressing portion 10 can be removed from the injection stem, and the powder can be accommodated inside the powder accommodating chamber 20 from the powder supply hole portion 29 through the through hole 24 by turning it upside down. ..
After containing the powder, a sealing plug 39 for sealing the powder supply hole 29 can be embedded and sealed.

As described above, after the powder is sealed in the powder storage chamber 20, the powder is ejected from the nozzle portion 17 to the outside world by the movement of each part described below.
First, in the state of FIG. 1, the slide lever portion 30 which is an operating member is immersed in the pressing portion 10. In this state, one through hole 24 on the bottom surface of the powder storage chamber 20 matches the vertical through hole 26 of the lateral flow passage 16.

When the slide lever portion 30 is pulled out from the state shown in FIG. 1, the state shown in FIG. 2 is obtained.
At this time, the operation protrusion 31 of the slide lever portion 30 gets over one ridge portion 27 provided on the upper surface of the lid portion 21 located above the powder storage chamber 20.
The lid portion 21 does not rotate in the opposite direction even by this overcoming operation. This is because six engaging protrusions 28 are provided at the same interval on the outer peripheral portion of the lid portion 21, and an engaging stopper portion 25 that engages with the engaging protrusions 28 is provided on the wall portion 19 side of the pressing portion 10. Due to the presence of the engagement stopper portion 25, the lid portion 21 and the powder storage chamber 20 do not rotate in the opposite directions (in this embodiment, the right direction in a plan view).

This time, when the slide lever portion 30 is pushed toward the inside of the pressing portion 10 from the state of FIG. 2, that is, when the slide lever portion 30 is immersed, the operating protrusion 31 of the slide lever portion 30 pushes the protrusion portion 27 of the lid portion 21 to the left. The lid portion 21 and the powder storage chamber 20 can be rotated counterclockwise by approximately 60 degrees to the left by pushing and moving in the direction.
That is, as described in FIG. 3, the through hole 24x rotates and moves to the position of the through hole 24y.

Powder is already contained in the through hole 24x, and a predetermined amount of powder contained in the through hole 24x moves to the position of the through hole 24y and passes through the vertical through hole 26 below the through hole 24y. Then, it falls into the lateral flow passage 16.
After that, by pressing the pressing portion 10 downward, the propellant in the injection container is injected, so that the powder in the lateral flow passage 16 is injected to the outside world.

The following FIGS. 4 and 5 illustrate a second embodiment of the present invention.
4A and 4B illustrate a second embodiment of the powder supply mechanism of the present invention, in which (A) is a perspective view seen from an obliquely right front, and (B) is a perspective view seen from an obliquely left front. C) is a front view, and (D) is a cross-sectional view taken along the line DD of the previous figure (C).
FIG. 5 is a central vertical two-divided perspective view of the second embodiment.

The powder supply mechanism according to the second embodiment is basically the same as that of the first embodiment, but only two through holes 24 are provided at intervals of approximately 180 degrees in a plan view, and the powder storage chamber 20 is provided. The operating member for rotating the is composed of the dial member 40, and the scraper portion 43 is different in that it has a block-like shape.
Other configurations are the same as those in the first embodiment.

That is, the pressing portion 10 has a vertical flow passage 15 and a lateral flow passage 16 in the lower portion 13, the inlet portion thereof is the stem connecting portion 14, and the outlet portion is the injection port portion 17.
A vertical through hole 26 is provided in the lateral flow passage 16, and a through hole 24 corresponding to the vertical through hole 26 is provided on the bottom surface of the powder storage chamber 20 that rotates about a central axis 18 that rises from the center of the lower portion 13. Two of them are provided at the same interval in the circumferential direction.

The scraper portion 43 is provided on the central shaft 18 in a block shape in a predetermined range in the shape of a plan view fan, and powder is not stored in this portion.
The scraper portion 43 having such a block form (a columnar shape having a substantially fan-shaped bottom surface) can be adopted when the volume of the powder storage chamber 20 may be small.

The dial member 43 as an operating member is provided with an engaging portion 40k downward from the outer peripheral portion thereof so that the dial member 43 can be reciprocated in the forward and reverse directions by approximately 180 degrees, and the engaging receiving portions 10k and 10k engaged with the engaging portion 40k are provided. It is provided at two locations (approximately 180 degree positions) on the outer peripheral wall surface of the pressing portion 10, and can be rotated approximately 180 degrees forward and reverse by engaging with each other.

The dial member 43 also serves as a cap for the powder storage chamber 20, and the dial member 43 can be opened to store various powders in the powder storage chamber 20.
Further, by rotating the dial member 43 by approximately 180 degrees, the through hole 24 and the vertical through hole 26 are matched, and a predetermined amount of powder contained in the through hole 24 is put into the lateral flow passage 16. It can be dropped.

After dropping the powder into the lateral flow passage 16, the pressing portion 10 is also pressed by pressing the upper end portion of the dial member 43, the injection stem connected to the lower surface thereof is pressed, and the inside of the injection container is pressed. The propellant or the like can be jetted, and at the same time, the powder can be jetted to the outside.

The scraper portion in the second embodiment may have a hollow inside, or may have an open bottom surface.
This is because in the scraper portion having a hollow inside and an open bottom surface, the lower edge of the wall surface on the side surface can function as a scraper.

Although the embodiments of the present invention have been described above, various design changes can be made in the present invention as follows.
First, in the powder supply mechanism according to the present invention, the injection container to which the powder supply mechanism is attached may be an aerosol type injection container or a pump type injection container.

Various types of propellants, including air, can be adopted, and can be selected according to the type of powder to be jetted.
The cover portion and the cap are arbitrary components and are not essential components in the present invention, but in actual commercialization, they are combined as appropriate or in consideration of appearance. It is desirable to configure it.

The size, shape, and the like of the powder supply mechanism and its constituent members according to the present invention can be appropriately redesigned as necessary.
In the above embodiment, the slide lever portion and the dial member are used as the operating member for rotating the powder storage chamber, but the operating member is not limited to this, and the design can be appropriately changed.
In short, any form may be used as long as the powder storage chamber can be rotated at an appropriate angle.

The number and size of the through holes provided on the bottom surface of the powder storage chamber can also be changed as necessary.
By making the numbers different, the rotation angle by the operating member may be designed to match it.
By making the depth and diameter of the through holes different, it is possible to determine the required constant amount of powder to be supplied.

The scraper portion may be any structure as long as it can cover at least one of the through holes provided on the bottom surface of the powder storage chamber.
That is, a plate-shaped one as in the first embodiment, a block-shaped one as in the second embodiment, a hollow one inside, or a hollow inside and an open bottom surface. May be good.
In short, it is sufficient that the powder accommodating chamber is rotated by the action of the scraper portion and the powder is fully accommodating in one through hole provided on the bottom surface of the powder accommodating chamber.

As described above, in the present invention, the powder storage chamber is provided on the side of the pressing portion connected to the injection stem at the upper end of the injection container, and a certain amount thereof is dropped into the flow passage of the pressing portion to press the pressing portion. As a result, it was possible to inject a certain amount of various powders to the outside world, and it was possible to provide a powder supply mechanism that almost completely improved the problems of the type contained in the propellant as in the past.

1, 2 Powder supply mechanism 10 Pressing part 11 Cover part 12 Cap 13 Lower part (of pressing part)
14 Stem connection 15 Longitudinal flow passage 16 Lateral flow passage 17 Nozzle part 18 Central axis 19 Wall part 20 Powder storage chamber 21 Cover part 23, 43 Scraper part 24 Through hole 25 Engagement stopper part 26 Vertical through hole 27 Stripe 28 Engagement protrusion 29 Powder supply hole 30 Slide lever part 30t Protrusion part 31 Operation protrusion 40 Dial member

Claims (7)

A powder supply that can be connected to an injection container that contains an injection agent and has an on-off valve at the upper end thereof, or an injection stem that is arranged at the upper end of a pump-type air injection container that contains air inside. It ’s a mechanism,
This powder supply mechanism itself serves as a pressing portion capable of pressing the injection stem.
Inside the lower portion of the pressing portion, a flow passage through which the propellant and air inside the injection container flows is formed, and the inlet portion of the flow passage is connected to the injection stem and extends upward. It is formed from a vertical flow passage and a horizontal flow passage that bends in the horizontal direction from this vertical flow passage, and its outlet forms a nozzle.
A powder accommodating chamber for accommodating powder is provided in the upper portion of the pressing portion.
The powder storage chamber can rotate about a central axis that rises upward from the lower portion of the pressing portion, and one or more through holes in the bottom surface thereof in the circumferential direction outside the central axis. Is formed,
A scraper portion is provided on the central axis over a predetermined angle range about the central axis on the bottom surface of the powder storage chamber and above the lateral flow passage.
When the through hole on the bottom surface of the powder storage chamber passes through the lower surface or the lower edge of the scraper portion, the powder moves to the lower surface of the scraper portion while being contained in the through hole.
The lateral flow passage located below the scraper portion is provided with a vertical through hole in the vertical direction.
By rotating the powder storage chamber by a predetermined angle by operating the operating member, the through hole of the powder storage chamber and the vertical through hole of the lateral flow passage match, thereby penetrating the bottom surface of the powder storage chamber. A predetermined amount of powder contained in the pores falls into the transverse flow passage,
After that, the powder supply mechanism is characterized in that the powder that has fallen into the lateral flow passage is injected from the injection port portion to the outside world by pressing the pressing portion to inject the propellant or air in the injection container. .. A cover portion is provided so that the pressing portion can be reciprocated up and down.
The powder supply mechanism according to claim 1, wherein the lower end peripheral portion of the cover portion is configured to be engaged with and mounted on the upper end outer peripheral portion of the injection container. The bottom surface of the powder storage chamber is provided with six through holes at equal intervals in the circumferential direction, and the operation unit is configured so that the powder storage chamber can be rotated by approximately 60 degrees. The powder supply mechanism according to claim 1 or 2. On the upper surface of the powder storage chamber, six ridges are provided radially from the center thereof, while a slide lever portion that presses the six ridges laterally as the operation portion is a pressing portion. It is provided freely from the side of the
The powder supply mechanism according to claim 3, wherein one of the ridges can be rotated by approximately 60 degrees by a single movement of pulling out and immersing the slide lever. Two through holes are provided on the bottom surface of the powder storage chamber at the same intervals, and a rotatable dial member is provided on the upper surface of the powder storage chamber as an operating member, and the dial member has a range of approximately 180 degrees. Can be reciprocated,
By rotating the dial member within the angle of approximately 180 degrees, the through hole on the bottom surface of the powder storage chamber matches the vertical through hole of the lateral flow passage, and a predetermined amount of powder is laterally applied each time. The powder supply mechanism according to claim 1 or 2, wherein the powder can be dropped into a flow path. The powder supply device according to any one of claims 1 to 5, wherein the injection container is an aerosol type container in which a propellant is contained therein. The powder supply device according to any one of claims 1 to 5, wherein the injection container is a pump-type injection container in which air is housed.

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