JPH0664668A - Quantitative container - Google Patents

Abstract

PURPOSE:To obtain a container by which a fluid contained therein can be quantitatively extracted from an extract cylinder equipped through the top of container. CONSTITUTION:An extracting cylinder 3 is provided at the top 2 of a container to be vertically movable and also a containing chamber 5 is provided in the inner bottom of the container to hold a specified volume of fluid A. The extracting cylinder is set so that the lower end 7 of the extracting cylinder freely gets in contact with the opening 6 of the containing chamber 5 in accordance with its vertical movement.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a quantitative container for quantitatively extracting a fluid such as liquid, granules and powder contained in a container, which fluid flows from top to bottom according to gravity.
In the present invention, a substance, such as a liquid, a particle, or a powder, that flows from top to bottom according to gravity is defined as a fluid.

2. Description of the Related Art Conventionally, a fixed quantity container in which a fluid contained in a fixed quantity chamber at the bottom of the container is extracted by an extraction cylinder provided through a top plate of the container has been disclosed in Shokai Sho 60-78771.
As described in the publication, it has a structure in which an extraction cylinder is integrally fixed to a metering chamber portion having a fluid inlet.

Therefore, in the conventional metered-dose container, when the metered fluid is extracted by tilting the container,
It is difficult to structurally determine the installation position of the metering chamber part, the mounting position of the extraction cylinder and the position of the inflow port so that the fluid in the metering chamber does not flow back or flow in from the inflow port,
Not only is there a problem that the degree of freedom in design is reduced, but there is also the problem that the inclination direction of the container at the time of extraction is fixed and it becomes impossible to quantify it if handled incorrectly.

[0002]

Therefore, the present invention basically provides a container in which a fluid contained in a container is extracted by an extraction cylinder provided through a container top plate. The extraction cylinder is provided on the top plate so as to be movable up and down, and a container for accommodating a predetermined amount of fluid is provided at the bottom of the container, and the lower end of the extraction cylinder is moved up and down at the opening of the container. The present invention provides a fixed quantity container provided so as to be detachably abutted. Further, the present invention, in a container adapted to extract the fluid contained in the container by an extraction cylinder provided through the container top plate portion, an accommodating portion capable of accommodating a predetermined amount of the fluid at the bottom of the container. A fluid is introduced between the opening of the container and the extraction position where the lower end of the extraction cylinder comes into contact with the opening of the container via the vertical drive mechanism on the container top plate. The present invention provides a fixed quantity container that is vertically movable at a measuring position that forms a gap.

Further, according to the present invention, in the above-mentioned fixed quantity container, the vertical drive mechanism is locked at the extraction position when the extraction cylinder is pushed at a predetermined distance at the weighing position, and is unlocked at the measurement position when pushed again at the predetermined distance. It is an object of the present invention to provide a quantitative container characterized by a knock-type vertical drive mechanism, which is well known in a mechanism for vertically moving a lead of a ball-point pen. Further, in the present invention, in the above-mentioned fixed quantity container, an up-and-down drive mechanism is provided with an operation member provided in a screw type so as to be rotatable forward and backward around an extraction cylinder provided so as to be vertically movable without rotating on a container top plate portion. The present invention provides a metering container, which is a vertical drive mechanism provided. Further, the present invention provides the quantitative container as described above, wherein the vertical drive mechanism is a screw type vertical drive mechanism that moves up and down by rotating the extraction cylinder forward and backward. . Further, the present invention comprises, in the above-mentioned fixed quantity container, a cap provided so that an operation member of a vertical drive mechanism is rotatably screwed into the container in a reverse screw relationship with respect to an extraction cylinder which vertically moves in a screw type in the container. The present invention provides a quantitative container characterized by the above. In addition, the present invention provides the above-mentioned fixed quantity container, wherein the upper end portion of the extraction cylinder is detachably provided with a hermetically sealed cap body. Further, the present invention provides the above-mentioned fixed quantity container, characterized in that a hermetically sealed cap body that is attached to and detached from the upper end of the extraction cylinder is provided in the center of the cap.

[0004]

According to the metered-dose container of the present invention having the above-described structure, when the extraction cylinder provided through the container top plate is moved upward, the lower end of the extraction cylinder is provided at the bottom of the container for storing the fluid. The fluid in the container flows into the accommodation portion from the opening of the part. When the extraction cylinder is moved downward in a state where a predetermined amount of fluid has flowed into the housing, the lower end of the extraction cylinder abuts the opening of the housing, and a certain amount of fluid can be isolated in the housing. In addition, since the fluid in the storage portion communicates with the extraction cylinder through the opening, it is possible to extract a fixed amount of the fluid in the storage portion from the extraction cylinder to the outside by tilting the container. Further, the present invention may be configured such that, in the above-mentioned fixed amount container, the extraction cylinder is slidably penetrated through the top plate portion via a rubber packing or the like, and is vertically moved directly by hand. A gap for inflowing a fluid is formed between the opening of the accommodating portion and the extraction position where the lower end of the extracting cylinder abuts on the opening of the accommodating portion on the plate portion via the vertical drive mechanism. The present invention provides a fixed quantity container that is vertically movable at the weighing position.If the vertical drive mechanism is a knock-type vertical drive mechanism that is well known in the vertical movement mechanism of the core of a ballpoint pen, the extraction cylinder is It can be operated so that it is locked at the extraction position when it is pushed in for a predetermined distance at the weighing position, and unlocked when it is pushed in again for a predetermined distance to return to the weighing position, and the vertical drive mechanism rotates on the container top plate part. Without the need to move vertically If the vertical drive mechanism including an operation member provided to freely rotate forward and backward in the threaded around the cylinder, when the operating member provided in place of the container to rotate forward and backward,
If the extraction cylinder moves up and down in a screw type, and if the vertical drive mechanism is a screw type screwing the extraction cylinder to the top plate part, the extraction cylinder can be rotated up and down by rotating the extraction cylinder forward and backward. Further, when the operation member of the vertical drive mechanism is a cap provided by being screwed into the container so as to be rotatable in a reverse screw relationship with respect to the extraction cylinder that vertically moves in a screw type in the container,
When the cap is rotated in the direction to remove it from the container, the extraction cylinder that rotates together with the cap moves downward because it is screwed onto the top plate in a reverse screw relationship, and at the position where the cap comes off the container, the lower end of the extraction unit There is an effect that the portion can be brought into contact with the opening of the accommodating portion.

Further, according to the present invention, in the above-mentioned fixed quantity container, when the fluid contained in the container has a low fluidity such as a granular material or a powdery material, the lower end of the extraction cylinder is provided at the bottom of the container. When the fluid in the container flows into the accommodation portion from the opening of the fluid accommodation portion, and the predetermined amount of the fluid flows into the accommodation portion and becomes full, the inflow of the fluid is stopped. , It is possible to measure a predetermined amount of fluid, but if the fluid is a liquid with low viscosity etc., if the upper end of the extraction cylinder is open, the extraction cylinder is lowered when the storage section is full. If the container is not moved to close the opening of the container, the fluid will flow into the extraction cylinder and a fixed amount cannot be measured, but the upper end of the extraction cylinder is detachably equipped with a sealing cap body. According to the fixed quantity container, it is possible to prevent the inflow into the extraction cylinder by attaching the cap body. Furthermore, in the above-mentioned fixed quantity container, the cap is provided at the center of the cap with a hermetically sealed cap body that is attached to and detached from the upper end portion of the extraction cylinder, so that the cap and the cap body can be attached and detached at the same time. is there.

[0006]

EXAMPLES The present invention will be described in detail with reference to the examples shown below. Basically, a metered-dose container according to the present invention basically has a fluid A contained in a container 1 penetrating a container top plate portion 2. In a container designed to be extracted by the extraction cylinder 3 provided,
The extraction cylinder 3 is provided on the container top plate 2 so as to be movable up and down, and a container 5 for accommodating a predetermined amount of the fluid A is provided on an inner bottom 4 of the container, and the extraction cylinder is provided at an opening 6 of the container 5. A lower end portion 3 of the metal plate 3 is provided so as to be detachably abutted with its vertical movement. In the case of the embodiment, the container 1 has a configuration in which a mortar-shaped bottom portion 4 is fitted from the bottom side of the cylindrical body portion 8 integrally provided with the top plate portion 2 through which the bottom is removed. A cylindrical accommodating portion 5 is integrally provided at the center of the. Reference numeral 19 is a fitting portion of the bottom portion 4 to the container body portion 8. Therefore, it is possible to fit the bottom portion 4 after the fluid A is stored in the container 1. The extraction cylinder 3 may be provided through the cylinder hole of the top plate 2 so as to be vertically movable via packing or the like, but the top plate 2
An extraction position (a state shown in FIG. 2 or FIG. 3) in which the lower end portion 7 of the extraction cylinder 3 contacts the opening 6 of the storage cylinder 5 through the vertical drive mechanism 10; It is preferable that it is provided so as to be vertically movable between a measurement position (a state shown in FIG. 1) that forms a gap 9 through which the fluid flows in between the opening 5 and the opening 6. In the illustrated embodiment, the vertical drive mechanism 10
Is a screw type that moves up and down by rotating the extraction cylinder 3 in the forward and reverse directions. A screw portion 12 provided on the extraction cylinder 3 is screwed into a screw hole 11 provided on the top plate portion 2 to form a top plate portion. The upper limit is regulated by abutting the stopper 13 provided on the extraction cylinder 3 on 2, and an optimum metering position for forming a suitable gap 9 into which the fluid A flows into the opening 6 of the housing portion 5 is obtained. It is configured as follows.

Further, on the outer periphery of the upper end portion 14 of the extraction cylinder 3,
A single or a plurality of irregularities 15 such as a key shape, a spline shaft shape, or a polygonal shape are provided along the vertical direction, and a boss-like operation member 16 that is detachably fitted from above and is integrally rotatable. Is provided in the center of the cap 20 of the container 1. Here, the cap 20 and the container 1 are screwed with each other by screw portions 17 and 18 having a reverse screw relation to the screw relation of the screw hole 11 provided in the top plate portion 2 and the screw portion 12 of the extraction cylinder 3. For example, when the cap 20 is fastened to the container 1 shown in FIG.
When the cap 20 is rotated in the direction of rotating the cap 20 to the left to release it upward as shown in FIG. Extraction cylinder 3 which is rotated counterclockwise by member 16 at the same time
Is rotatably moved downward by the vertical drive mechanism 10 that engages in a screw type in a reverse screw relationship, and when the cap 20 comes to a position where it comes off the container 1, as shown in FIG. It is configured to move to the extraction position where the lower end portion 7 of the extraction cylinder 3 is fitted and abutted. Therefore, in this case, the position where the operating member 16 is disengaged from the irregularities 15 of the extraction cylinder 3 is the lower limit position of the lower movement of the extraction cylinder 3, but the manner in which the lower end 7 of the extraction cylinder and the opening 6 of the accommodating portion abut can be moved vertically. In the case of abutting like a stopper instead of a proper fitting relationship, the abutting position is the lower limit position of the extraction cylinder. In this state, as shown in FIG. 3, the container 1 can be tilted in the upside-down direction, and a fixed amount of the fluid A measured in the container 5 can be extracted from the upper end of the extraction cylinder 3. Then, from the state of FIG.
1 is fitted in the container 1 and rotated clockwise to rotate in the tightening direction, the operating member 16 rotates the extraction cylinder 3 clockwise and rotates upward due to the reverse screw relationship of the vertical drive mechanism 10.
In the state where the cap 20 is tightened and sealed in the container 1 shown by, the lower end portion 7 of the extraction cylinder 3 moves to the metering position where a gap 9 through which the fluid A flows is formed between the lower end portion 7 and the opening 6 of the storage portion 5. Here, the fluid A is filled in the housing portion 5 through the gap 9 so that a fixed amount is measured.

When the fluid A contained in the container 1 has a low fluidity such as a granular material or a powdery material as in the illustrated embodiment, the lower end portion 7 of the extraction cylinder 3 is the bottom portion of the container. 4, the fluid A in the container flows into the accommodation portion 5 through the gap 9 and the opening 6 away from the opening 6 of the fluid accommodation portion 5 provided in 4, and a predetermined amount of the fluid A flows into the accommodation portion 5. When the fluid A is a liquid with a low viscosity, etc., the fluid A flowing through the gap 9 is stopped and the predetermined amount of fluid A can be measured. If the upper end 14 of the extraction cylinder 3 is open, the extraction cylinder 3 must be immediately moved downward to close the opening 6 of the storage part 5 when the storage part 5 is full. The fluid A flows in up to the point where it becomes impossible to measure a certain amount. Therefore, in this case, the container 1
Is preferably composed of a transparent member that allows the state of the fluid A to be observed from the outside, including the cap 20, the bottom portion 4 and the extraction cylinder 3. However, the upper end 14 of the extraction cylinder 3
If the hermetically-sealed cap body is detachably provided, the inflow of the fluid A into the extraction cylinder 3 can be prevented by mounting the cap body. Furthermore, cap 2
By providing a configuration in which the hermetically sealed cap body that is attached to and detached from the upper end portion 14 of the extraction cylinder 3 is provided in the center of 0, the cap 20 and the cap body can be attached and detached at the same time. The operation member 16 according to the present invention also serves as the cap body that is attached to and detached from the upper end portion 14 of the extraction cylinder 3.

In addition to the above-mentioned vertical drive mechanism 10, a key-shaped unevenness is provided on the outer circumference of the extraction cylinder 3, and
A boss-shaped cylindrical hole is provided in the top plate portion 2, and the extraction cylinder 3 is provided by being fitted in the container top plate portion 2 so as to be vertically movable without rotating, while the operation member 16 and the extraction cylinder 3 are screw-type. When the cap 20 is provided so as to rotate freely while being screwed, and the cap 20 is fitted in the container 1 shown in FIG. 1, and the operating member 16 is normally and reversely rotated by the cap 20, the extraction cylinder 3 is caused by a screw action.
Can be moved up and down while rotating, and can be vertically moved to the weighing position and the extraction position. Further, as a vertical driving mechanism other than the above, if the extraction cylinder 3 is pushed in the weighing position beyond the extraction position for a predetermined distance, the extraction cylinder 3 is locked in the extraction position even if the hand is released, and when the extraction cylinder 3 is pressed again for a predetermined distance, the lock is released. It is also possible to employ a knock-type vertical drive mechanism that is well known in the vertical drive mechanism for the core of a ballpoint pen that returns to the weighing position. In addition, in the structure in which the extraction cylinder 3 is vertically moved along with the rotation of the cap 20 which is fitted into the container 1 and rotates, the extraction cylinder 3 must be provided at the center of rotation of the cap 20. The installation position of the extraction cylinder 3 does not necessarily have to be located at the center of the container 1, but can be installed at any position depending on the application. Further, the shape of the container 1, the bottom portion 4, the extraction cylinder 3 or the storage portion 5 is not limited to the cylindrical shape,
It can be configured with various shapes such as a polygon and an ellipse.

[0010]

[Effect] According to the quantitative container of the present invention having the above-mentioned structure, in the container in which the fluid contained in the container is extracted by the extraction cylinder provided through the container top plate portion, The plate is provided with the extraction cylinder so as to be movable up and down, and the container inner bottom is provided with an accommodating portion capable of accommodating a predetermined amount of fluid, and the lower end of the extraction cylinder is attached to the opening of the accommodating portion along with the vertical movement. Since it has a structure provided so as to be detachably abutted, when the extraction cylinder provided penetrating the container top plate is moved upward, the lower end of the extraction cylinder will come out of the opening of the fluid container provided at the bottom of the container. When the extraction cylinder is moved downward with the fluid in the container flowing into the accommodation section through the opening and the interior of the accommodation section is filled with a predetermined amount of fluid, the lower end of the extraction tube opens at the accommodation section. A predetermined amount of fluid can be separated into the housing portion, and Since the fluid in the container communicates with the extraction tube through the opening, it is possible to easily extract a fixed amount of the fluid in the container from the extraction tube to the outside by tilting the container. Even if it is tilted in the direction, the measured fluid does not flow back into the container and the fluid in the container does not flow into the metering chamber. Moreover, there is an effect that the installation position of the fixed quantity chamber part, the installation position of the extraction cylinder and the position of the opening can be freely designed.

Further, the present invention may be arranged such that, in the above-mentioned fixed quantity container, the extraction cylinder is slidably penetrated through the top plate through rubber packing or the like, and is directly moved up and down by hand. A gap into which the fluid flows between the opening of the accommodating portion and an extraction position where the lower end of the extracting cylinder abuts the opening of the accommodating portion via the vertical drive mechanism on the container top plate portion In order to provide a fixed quantity container that can be moved up and down with the weighing position to form, the vertical drive mechanism is a knock type vertical drive mechanism, as is known in the vertical movement mechanism of the core of a ballpoint pen, Pushing the extraction cylinder in the weighing position for a predetermined distance locks it in the extraction position, and pushing it in the predetermined distance again releases the lock and returns to the weighing position. The mechanism moves to the top of the container. If the vertical drive mechanism is provided with an operation member provided in a screw type so as to rotate forward and backward around the extraction cylinder that can be moved up and down without rotating, if the operation member provided at a fixed position of the container is rotated forward and backward. The effect of screwing is that the extraction cylinder moves up and down while rotating, and the shape of the extraction cylinder and the opening of the accommodation portion can be designed to be a free shape other than the cylindrical shape. If it is a screw type, such as a cylinder screwed into the top plate, it can be moved up and down by rotating the extraction cylinder forward and backward.
If the operating member of the vertical drive mechanism is a cap that is rotatably screwed into the container in a reverse-screw relationship with the extraction cylinder that moves up and down in a screw manner in the container, remove the cap from the container. When it rotates, the extraction cylinder that rotates together with it moves downward due to being screwed into the top plate in a reverse screw relationship, and the lower end of the extraction part comes into the opening of the storage part when the cap is removed from the container. There is an effect that they can be brought into contact.

Further, according to the present invention, in the above-mentioned fixed quantity container, when the fluid contained in the container has a low fluidity such as a granular body or a powdery body, the lower end of the extraction cylinder is provided at the bottom of the container. When the fluid in the container flows into the accommodation portion from the opening of the fluid accommodation portion, and the predetermined amount of the fluid flows into the accommodation portion and becomes full, the inflow of the fluid is stopped. , It is possible to measure a predetermined amount of fluid, but if the fluid is a liquid with low viscosity etc., if the upper end of the extraction cylinder is open, the extraction cylinder is lowered when the storage section is full. If the container is not moved to close the opening of the container, the fluid will flow into the extraction cylinder and a fixed amount cannot be measured, but the upper end of the extraction cylinder is detachably equipped with a sealing cap body. According to the fixed quantity container, it is possible to prevent the inflow into the extraction cylinder by attaching the cap body. Furthermore, in the above-mentioned fixed quantity container, the cap is provided at the center of the cap with a hermetically sealed cap body that is attached to and detached from the upper end of the extraction cylinder. is there.

[Brief description of drawings]

FIG. 1 is a schematic vertical cross-sectional front view showing one usage mode of an embodiment of a metered-dose container according to the present invention with a main part cut longitudinally.

FIG. 2 is a schematic vertical cross-sectional front view showing another aspect of use of the above-described embodiment with a main part cut longitudinally.

FIG. 3 is a schematic explanatory view showing a state of a main part in another usage mode of the above embodiment in a longitudinal section.

[Explanation of symbols]

 A ... ・ Fluid 1 ・ ・ ・ ・ Container 2 ・ ・ ・ ・ Top plate 3 ・ ・ ・ ・ Extraction cylinder 4 ・ ・ ・ ・ Bottom 5 ・ ・ ・ ・ Accommodating part 6 ・ ・ ・ ・ ・ ・ Opening 7 ・ ・・ ・ Lower end of extraction cylinder 8 ・ ・ ・ Body of container 9 ・ ・ ・ ・ Gap 10 ・ ・ ・ Vertical drive mechanism 11 ・ ・ ・ Screw part 12 ・ ・ ・ Screw part 13 ・ ・ ・ Stopper 14 ・ ・ ・Upper end of extraction cylinder 15 ... Concavity and convexity 16 ... Operating member (cap body) 17 ... Screw portion 18 ... Screw portion 19 ... Fitting portion 20 ... Cap

Claims (8)

[Claims] 1. A container in which a fluid contained in a container is extracted by an extraction cylinder provided through a container top plate part, and the extraction cylinder is provided on the container top plate part so as to be vertically movable. A fixed quantity container in which a container for containing a predetermined amount of fluid is provided in the inner bottom of the container, and the lower end of the extraction cylinder is detachably abutted on the opening of the container as the container moves up and down. 2. A container in which a fluid contained in a container is extracted by an extraction cylinder provided through a top plate of the container, and a container is provided at the bottom of the container for containing a predetermined amount of the fluid. , A fluid flows between the opening of the container and the extraction position where the lower end of the extraction cylinder abuts the opening of the container through the vertical drive mechanism on the container top plate. A fixed quantity container that is vertically movable at a measuring position that forms a gap. 3. The metered-dose container according to claim 2, wherein the vertical drive mechanism is locked at the extraction position when the extraction cylinder is pushed a predetermined distance at the weighing position, and unlocked when the extraction cylinder is pushed a predetermined distance again. A quantitative container characterized by a knock ball pen type up-and-down drive mechanism that returns. 4. The quantitative container according to claim 2, wherein the vertical drive mechanism is provided around the extraction cylinder, which is vertically movable without rotating on the top of the container, so as to rotate forward and backward in a screw manner. A fixed-quantity container, which is a vertical drive mechanism including an operation member. 5. The quantitative container according to claim 2, wherein the vertical drive mechanism is a screw type vertical drive mechanism that moves up and down by rotating the extraction cylinder forward and backward. 6. The fixed quantity container according to claim 5, wherein the operating member of the vertical drive mechanism is rotatably screwed to the container in a reverse screw relationship with respect to the extraction cylinder that vertically moves in a screw type. A quantitative container characterized by comprising a cap. 7. The method according to claim 1, 2, 3, 4, 5 or 6.
The quantitative container according to the item 3, wherein the upper end of the extraction cylinder is detachably provided with a hermetically sealed cap body. 8. The quantitative container according to claim 6, further comprising a hermetically sealed cap body that is attached to and detached from an upper end portion of the extraction cylinder in the center of the cap.