JP3052198B2 - Automatic matcha stand - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a powdered matcha powder in a stirring vessel which is sprayed with high-pressure tea water to stir and moderately foam.
The present invention relates to an automatic matcha stand device for automatically injecting into a drinking container.

[0002]

2. Description of the Related Art Matcha is a tea obtained by taking sprout of tea, steaming, and then drying the tea as it is, followed by grinding with a mortar to powder. This matcha is put in a tea set, poured into boiling water, stirred using a tea whisk, and then drunk. Chasen is used mainly in the tea ceremony because its processing technology whisks matcha to extract a unique flavor.

In recent years, matcha has become popular not only in the tea ceremony but also in the general public, and is being used as a favorite item.

[0004]

However, at present, matcha has been a high-grade product used in the tea ceremony for a long time, and its drinking is not well known to ordinary households.

[0005] With the recent spread of vending machines, canned matcha has become quite widespread, but there is a problem in that canned matcha cannot avoid the smell of the can and impairs its unique flavor. Further, the powdered green tea in a can is not sufficiently stirred and whisked, and has a drawback that appropriate whisking is not performed. Furthermore, since it was difficult to taste with boiling water, the flavor unique to matcha was not transmitted.

The present invention has solved these problems and provides an automatic matcha brewing apparatus capable of appropriately whipping and being automatically poured into a container and having a flavor characteristic of matcha.

[0007]

According to the present invention, there is provided an automatic green tea brewing apparatus, comprising:
A hot water storage tank for pouring tea water to matcha temperature with a knot function, and high-pressure water for supplying and stirring the tea water adjacent to the hot water tank.
A hot water supply, a matcha storage container for storing powdered matcha, a matcha measuring section for quantitatively measuring the matcha at a lower portion of the matcha storage container, and a matcha supply for sending out the matcha measured by the matcha measuring section. And the supply of the matcha and the tea ceremony,
A stirrer that stirs and foams with high-pressure water injection pressure from the water heater, and injects high-pressure water into the water heater.
And a high-pressure pipe is provided to the stirring vessel via the matcha supply section.
And in synchronization with charging the matcha into the stirring vessel,
The hot tea brewed in the hot water tank is supplied to the hot water heater under a pressurized slurry.
Pressure between the two high-pressure pipes
In addition, high-pressure water is injected into the stirring vessel to foam .

[0008]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a schematic view showing one embodiment of the present invention, FIG. 2 is a sectional view of a hot water storage tank, FIG. 3 is a sectional view of a water heater, FIG. 4 is a sectional view of a stirring vessel, and FIG. FIG. 4 is a cross-sectional explanatory view showing a relationship between a matcha measuring section and a matcha supply section.

As shown in FIG. 1, the automatic matcha brewing apparatus according to the present invention comprises a hot water tank 3 provided with a heater 2 for brewing tea ceremony 1.
And a water heater 5 provided with a pressurizing cylinder 4 for supplying the brewed tea water 1 adjacent to the hot water storage tank 3, and a powdered matcha 6
, A matcha measuring unit 8 for quantifying the matcha 6 in the matcha storage container 7, a matcha supply unit 9 for sending out the matcha 6 weighed by the matcha measuring unit 8, a matcha 6 and a tea bath 1 And a stirring vessel 10 for stirring by the injection pressure of the water heater 5. In the figure, reference numeral 11 denotes an outer shell of the automatic matcha stand apparatus, 12 denotes a water supply pipe of the hot water storage tank 3, and 13 denotes a drinking cup.

As shown in FIG. 2, the hot water storage tank 3 is a container made of stainless steel or a similar non-rust material. The water filled in the hot water storage tank 3 is heated by the heater 2 to a temperature of 60 to 80 ° C., which is optimal for making matcha. Tea ceremony 1
Is actuated water level control valve 14 becomes small, water is supplied, it is maintained at a constant water volume in the water level regulating valve 14. A drain valve 15 is attached to a lower part of the hot water storage tank 3, and an exhaust pipe 16 for releasing steam generated at the time of abnormality such as boiling is installed at an upper part. At a position slightly above the lower part of the hot water storage tank 3, a hot water pipe 17 connected to the hot water supply 5 shown in FIG. 3 is attached, and the tea water 1 is sent to the hot water supply 5 by the hot water pipe 17.

The hot water tank 3 opens the valve 18 of the water supply pipe 12 to supply water. When the water reaches a certain amount, the water level control valve 14 is operated, the valve 18 is closed, and the water supply is stopped. The supplied water is supplied to a heater 2 such as a built-in electric heater.
It is heated to a suitable temperature of 0 to 80 ° C. as matcha, and becomes tea ceremony 1. The heated water 1 is maintained at a predetermined temperature by the temperature control function of the heater 2.

As shown in FIG. 3, the water heater 5 comprises a pressurizing cylinder 4 and a pressurizing piston 19, and is mounted such that the upper portion of the pressurizing cylinder 4 is aligned at a position substantially equal to the standard water level of the hot water tank 3. . The hot water supply pipe 17 of the hot water storage tank 3 is connected to the hot water supply 5 via a check valve 20 provided at a lower portion of the hot water supply 5. Further, a safety valve 21 is provided below the water heater 5 to automatically open when the inside of the water heater 5 becomes abnormally high pressure.

The water heater 5 is provided with a pressurizing piston 19 which is moved up and down by an electric device (not shown) from above in the pressurizing cylinder 4. The pressurizing cylinder 4 is connected to the hot water pipe 17 via a check valve 20 at the bottom. When the pressurizing piston 19 moves upward, the check valve 20 at the bottom is opened, the tea water 1 is sucked into the cylinder 4, and when the pressurizing piston 19 moves downward, the check valve 20 operates, The hot water pipe 17 is closed, and pressurizes the inside of the pressurizing cylinder 4 without flowing backward. The pressurizing cylinder 4 is provided with a first high-pressure pipe 21 at a substantially central portion thereof, and a second high-pressure pipe 22 at a position below the position and near the bottom. First high pressure pipe 21 and second
With the high-pressure pipe 22, a time difference and a pressure difference are provided, and the hot water 1 is fed under pressure to the stirring vessel 10 described later. First high pressure pipe 21 and second high pressure pipe 2
When the pressurizing piston 19 moves downward in synchronization with the supply of the matcha 6 to the stirring vessel 10 described later, the cylinder 4
The tea ceremony 1 starts spraying from the upper first high-pressure pipe 21,
Next, the tea water 1 is pumped by spraying from the second high-pressure pipe 22 at a slightly higher pressure.

The first high-pressure pipe 21 above the water heater 5 has a capacity of 0.1 mm.
The injection pressure is 5 to 1.5 kg / cm ^2. On the other hand, the lower second high pressure pipe 22 increases the injection pressure to 1.5 to 3 kg / cm ² to provide a time difference and a pressure difference. Then, the tea ceremony 1 is supplied to the stirring vessel 10 shown in FIG. By providing a time difference and a pressure difference, agitation and moderate foaming are performed.

As shown in FIG. 4, the agitating container 10 preferably has a container shape that facilitates stirring and bubbling of the matcha 6 and the tea ceremony 1, and is obtained, for example, by rotating around a hemispherical container or the center of a reverse parabola. Preferably, the parabolic rotator (parabola) is shaped. The stirring container 10 charges the powdered matcha 6 supplied from the matcha supply unit 9 shown in FIG. 5 in a certain amount, and then supplies the tea water 1 through the first outlet 23 and the second outlet 24 attached to the upper part. It is introduced into the stirring vessel 10 and is stirred and foamed appropriately. The first injection port 23 has a diameter of 0.
The diameter of the second injection port 24 is preferably smaller than that of the first injection port 23 and is preferably 0.5 to 2.0 mm.

The first injection port 23 communicates with the first high-pressure pipe 21 of the water heater 5 and, by the action of the pressurizing piston 19, injects approximately half the amount of the tea water 1 of the water heater 5 toward the lower side of the stirring vessel 10. And perform preliminary mixing, stirring and whipping. Thereafter, the remaining tea water 1 of the water heater 5 is directed downward (toward the bottom of the container) of the hot water heater 5 through the second injection port 24 communicating with the second high-pressure pipe 22 of the water heater 5 at a higher pressure. Spray, perform sufficient agitation and fine whipping. The tea brewing operation is completed when the fixed amount of the tea ceremony 1 in the water heater 5 is exhausted. The stirring and the bubbling may be performed by jetting the tea water 1 with a time difference and a high pressure, or by disposing a stirring means such as a propeller (not shown) in the stirring vessel 10. Furthermore, if the high-pressure jetting means and the stirring means are arranged in parallel in the stirring vessel 10, sufficient stirring and fine-grained foaming can be performed.

Thereafter, the stop valve 25 attached to the lower part of the stirring vessel 10 is opened by electromagnetic force in synchronization with the end of the lowering operation of the pressurizing piston 19, and the contents (matcha) are placed at the lower part of the stop valve 25. It is guided into the provided infusion tube 26 and poured into the drinking cup 13. In the figure, reference numeral 27 denotes an arm of the stop valve 25, reference numeral 28 denotes a fixed shaft of the arm 27, reference numeral 29 denotes a solenoid of the arm 27 for operating the stop valve 25, reference numeral 30 denotes a spring of the solenoid 29, and reference numeral 31 denotes a powdered matcha receptacle. Show . Next, the matcha storage container 7, the matcha measuring section 8 and the matcha supply section 9 are shown in FIG.
This will be described with reference to FIG. As shown in FIG. 5, the matcha storage container 7 has a cylindrical upper portion and a lower portion made of a non-rust material such as a funnel-shaped stainless steel material. The upper part is a container provided with an opening 32 that is convenient for inserting the matcha 6 and a removable lid 33, and the structure is such that the matcha 6 does not take on moisture. A matcha discharge mechanism is attached to the lower part of the matcha storage container 7,
A matcha measuring unit 8 for measuring a fixed amount is provided. Matcha 6
Since it is powdery, it has a high hygroscopicity and needs to be kept in a dry state, and it is preferable that the matcha storage container 7 is kept in a closed state by removing moisture. In addition, in the matcha storage container 7, an electromagnetic vibrator 34 that imparts vibration to improve the flowability of the powdered matcha 6 is provided below the matcha storage container 7.
Attached near the matcha measuring unit 8.

As shown in FIG. 5, the matcha measuring section 8 has a cylindrical shape installed at the lower portion of the matcha storage container 7 and measures a predetermined amount of the matcha 6 by two opening / closing valves 35 and 36 which open and close alternately. The part to be measured and the on-off valves 35 and 36 are connected to an electromagnetic coil (solenoid) 3
And a mechanism that alternately opens and closes by applying the force of the spring 7 and the force of the spring 38. When the matcha measuring unit 8 energizes the electromagnetic coil 37 to generate an electromagnetic force, the upper open / close valve 35 is opened, and the vibration is applied by the electromagnetic vibrator 34 from the matcha storage container 7 to the matcha measuring unit 8. Matcha 6 falls and fills. When the energization of the electromagnetic coil 37 is stopped, the lower opening / closing valve 36 is opened by the force of the spring 38, and the measured green tea 6
Falls into the matcha supply pipe 38 of the lower matcha supply section 9.

As shown in FIG. 5, the matcha supply section 9 includes a matcha supply pipe 38 communicating with the matcha measuring section 8, and a matcha supply pipe 38.
The plunger 39 is provided with a plunger 39 that is operated by an electromagnetic method (not shown). When the power supply to the electromagnetic coil 37 is stopped, the plunger 39 is operated in synchronization with the electromagnetic coil 37 to move forward, and the fixed amount of matcha 6 dropped and inserted from the matcha measuring section 8 into the matcha supply pipe 38 is attached to the upper portion of the stirring vessel 10. The green tea 6 is extruded toward the prepared green tea charging port 31 and the green tea 6 is dropped into the stirring container 10. Thereafter, the plunger 39 is returned to the original position. When the plunger 39 stops at the original position, as described above, the pressurizing piston 19 of the pressurizing cylinder 4 operates downward, and the tea water 1 is injected into the stirring vessel 10.

Next, the operation of the matcha stand using the automatic matcha stand apparatus of the present invention will be described.

As shown in FIG. 1, the powdered matcha 6 filled in the matcha storage container 7 is supplied to the electromagnetic coil 37 to open the on-off valve 35, and is supplied to the matcha measuring section 8 to supply a fixed amount of the matcha. Is measured, the on-off valve 35 is closed. Measured Matcha 6
Is supplied to the matcha supply pipe 38 by opening the on-off valve 36, pushed out by the plunger 39 of the matcha supply unit 9, sent out to the matcha charging port 31 of the stirring vessel 10, and supplied into the stirring vessel 10. When the green tea 6 put in the stirring vessel 10 is synchronously pressurized by the pressurizing piston 19 of the water heater 5 with an appropriate amount and proper temperature of the hot water 1 from the hot water storage tank 3, first, the injection port 23 is passed through the first high-pressure pipe 21. Injection from. Next, when the filling of the first high-pressure pipe 21 approaches to completion, the slightly high-pressure tea water 1 is injected through the injection port 24 communicating with the second high-pressure pipe 22. Due to the time difference and the pressure difference, vigorous stirring in the stirring vessel 10;
Performs fine whisking at the same time to demonstrate the unique aroma of matcha.

The stirred and foamed green tea in the stirring vessel 10 is opened by synchronizing the stop valve 25 with the end of the lowering operation of the pressurizing piston 19, and the green tea is guided into the injection pipe 26 and poured into the drinking cup 13. Can come off.

[0023]

As described above, the automatic tea brewing apparatus according to the present invention is characterized in that matcha is put in a stirring vessel, and tea water with a time difference and a pressure difference is continuously jetted from a water heater to thereby specify the tea ceremony. Without using a stirrer or the like, and can be foamed appropriately. Thereby, it is possible to taste matcha having a flavor unique to matcha.

Since tea water is directly injected into matcha whose quality has been sufficiently controlled, such as by removing moisture in the matcha storage container 7, fresh matcha can be tasted unlike matcha in a can.

Further, a tea ceremony with a time difference and a high pressure difference is prepared, a fixed amount of matcha is charged into a stirring vessel, and the matcha is brewed with the tea liquor having a jet pressure through injection ports having different injection pressures, and transferred to a beverage container. A series of operations until changing and serving for drinking,
It can be done automatically and you can taste matcha without any human intervention.

Since the matcha is kept in a dry state at all times in the matcha storage container, the matcha is kept fresh, so that troubles such as clogging in the matcha measuring section 8 and the matcha supply section 9 do not occur.

By pressing one switch button, a series of these operations can be performed automatically.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing one embodiment of the present invention;

FIG. 2 is an explanatory sectional view of a hot water storage tank,

FIG. 3 is an explanatory sectional view of a water heater.

Figure 4 is a cross-sectional illustration of the stirred vessel,

FIG. 5 is an explanatory sectional view of a matcha storage container, a matcha measuring section, and a matcha supply section.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Tea hot water 2 ... Heating machine 3 ... Hot storage tank 4 ... Pressure cylinder 5 ... Hot water heater 6 ... Matcha 7 Matcha storage container 8 Matcha measuring section 9 ...... Matcha supply section 10 Stirring container

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) A47J 31/00-31/06

Claims (1)

(57) [Claims] In an automatic matcha setting device, a hot water storage tank for setting a tea water to matcha temperature by a temperature control function of a heater , and high-pressure water for supplying and stirring the tea water are injected adjacent to the hot water storage tank. A water heater, a matcha storage container for storing powdered matcha, a matcha measuring unit for quantitatively measuring the matcha at a lower portion of the matcha storage container, and a matcha supply unit for sending out the matcha measured by the matcha measuring unit. , Receiving the supply of the matcha and the tea ceremony, and agitating with the injection pressure of the high-pressure water from the water heater.
-It consists of a stirring vessel for bubbling, and arranges two high-pressure pipes for injecting high-pressure water into the water heater,
Stir the matcha into the stirring container via the matcha supply unit
Synchronize with the loading in the container, the bath in the hot water tank
The tea liquor is pressed by the pressurizing cylinder of the water heater,
A time difference and a pressure difference are applied to the two high pressure
An automatic matcha brewing device characterized in that high-pressure water is sprayed into the inside and foamed .