CN212368803U - Tea capsule - Google Patents

Abstract

The utility model provides a tea capsule, which comprises a cup body, a water outlet nozzle and an upper cover, wherein the bottom end of the cup body is provided with a water outlet hole, and raw leaf tea is contained in the cup body; the water outlet nozzle comprises a silica gel seat and a blocking ball, the silica gel seat is connected in the water outlet hole, an adjusting hole channel is arranged on the upper end face of the silica gel seat, the adjusting hole channel comprises an inlet section, a first accommodating section, a limiting section and a second accommodating section, the inner diameter of the inlet section and the inner diameter of the limiting section are smaller than the outer diameter of the blocking ball, the inner diameter of the first accommodating section and the inner diameter of the second accommodating section are larger than the outer diameter of the blocking ball, the blocking ball is accommodated in the first accommodating section and can penetrate through the limiting section to be accommodated in the second accommodating section, and a plurality of water drain holes are formed in the lower end face of the silica; the upper cover lid connects in the top of cup, and the upper surface of upper cover is equipped with the water injection hole, and the upper end in water injection hole covers there is the sealing film, and the lower surface of upper cover is connected with the spray set that is linked together with the water injection hole. The tea capsule of the utility model satisfies different requirements of different types of raw tea on pressure and brewing time.

Description

Tea capsule

Technical Field

The utility model relates to an equipment technical field of making tea, in particular to tea capsule.

Background

In order to simplify the brewing process of traditional Chinese tea, an automatic tea capsule brewing system is produced. At present, the types of capsules applied to the raw leaf tea are various, but most of the capsules are copies of coffee capsules, or are slightly changed on the basis of the coffee capsules.

As is known, the capsule was originally created for coffee, and the tea leaves and coffee have great differences in both morphology and extraction process, and the direct application of the coffee capsule to the tea leaves is not the best match.

One of the disadvantages of the capsule applied to tea in the market is that the rapid brewing only needs to soak the tea once, the tea is not soaked, the tea can be unfolded after being soaked fully, and the tea soup can be extracted with effective substances; the second disadvantage is that the coffee powder is tightly packed in the capsule, so that the brewing pressure can be formed during fast brewing to extract the effective substances, while the raw leaf tea is in a loose state and cannot be tightly packed, so that the brewing pressure cannot be formed during fast brewing, and the effective substances cannot be extracted quickly after only one time of water treatment.

There are also capsules that allow brewing under pressure by means of a structural design, such as the DG system (multiple crux capsule system), but the pressure of such capsules is fixed and not adjustable. For different tea varieties, the brewing pressure requirements are different, and a cup of good tea can be brewed within the range of 3-15 bar.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tea capsule which can simultaneously meet the brewing of different tea varieties according to different parameters.

In order to achieve the above object, the present invention provides a tea capsule, which comprises:

the tea cup is of a hollow structure with an open top end, a water outlet hole is formed in the bottom end of the cup body, and raw leaf tea is contained in the cup body;

the water outlet nozzle comprises a silica gel seat and a blocking ball, the silica gel seat is connected in the water outlet hole, an adjusting hole channel is arranged on the upper end face of the silica gel seat, the adjusting hole channel comprises an inlet section, a first accommodating section, a limiting section and a second accommodating section which are sequentially arranged from top to bottom, the inner diameter of the inlet section and the inner diameter of the limiting section are smaller than the outer diameter of the blocking ball, the inner diameter of the first accommodating section and the inner diameter of the second accommodating section are larger than the outer diameter of the blocking ball, the blocking ball is accommodated in the first accommodating section and can penetrate through the limiting section to be accommodated in the second accommodating section, and a plurality of water drain holes communicated with the second accommodating section are formed in the lower end face of the silica gel seat;

the upper cover, its lid connect in the top of cup, the upper surface of upper cover is equipped with the water injection hole, the upper end cover of water injection hole has the sealing film, the lower surface of upper cover be connected with the spray set that the water injection hole is linked together.

The tea capsule as described above, wherein the second housing section is tapered with a small top and a large bottom.

The tea capsule as described above, wherein the total flow area of the plurality of drainage holes is smaller than the flow area of the inlet section.

The tea capsule comprises a cup body, wherein the inner surface of the bottom end of the cup body is provided with a filtering groove, the water outlet hole is formed in the bottom of the filtering groove, and a water outlet filtering membrane is connected in the filtering groove.

The tea capsule is characterized in that the bottom surface of the cup body is convexly provided with a drainage column, and the water outlet hole penetrates through the drainage column.

The tea capsule comprises a water injection hole, a water guide column, a water injection hole, a water injection device and a spraying device, wherein the water injection hole is formed in the bottom surface of the upper cover in a protruding mode, the water injection hole extends to the lower portion of the water guide column, the spraying device comprises at least two spraying pipes arranged along the circumferential direction of the water guide column at intervals, the first ends of the spraying pipes are communicated with the water injection hole, the second ends of the spraying pipes are sealed, and a plurality of spraying holes arranged at intervals are formed in the bottom wall of each spraying pipe.

The tea capsule comprises a diversion column, wherein the diversion column is arranged on the inner wall of the capsule body, and the diversion column is arranged on the outer wall of the capsule body.

The tea capsule comprises a water injection hole, a water inlet nozzle, a through hole, a stepped hole and a water inlet filtering membrane, wherein the water injection hole is a counter bore, the water inlet nozzle is connected in the water injection hole and provided with the through hole, the through hole is a stepped hole with a large upper part and a small lower part, and the stepped part of the through hole is connected with the water inlet filtering membrane.

The tea capsule comprises an upper cover, a lower cover, a water injection hole, a sealing film and a water injection hole, wherein the upper cover is provided with a central groove on the upper surface, the water injection hole is formed in the bottom surface of the central groove, and the sealing film covers the bottom surface of the central groove.

The tea capsule as described above, wherein the upper cover and the cup body are connected by ultrasonic welding.

Compared with the prior art, the utility model has the advantages as follows:

the tea capsule of the utility model can adjust the sealing pressure by adjusting the hardness of the silica gel seat, thereby achieving the purpose of adjusting the brewing pressure and the soaking time, further solving the different requirements of different types of raw tea on the pressure and the brewing time, and realizing the purpose of rapidly brewing a cup of high-quality tea soup by adopting the capsule automatic brewing system;

the tea capsule of the utility model realizes the sealing of the whole tea capsule by the close contact of the blocking ball and the limiting section, so that the tea capsule can accumulate water pressure to generate brewing pressure and achieve the aim of keeping soaking;

the tea capsule of the utility model, the total overflowing area of the plurality of the drain holes is smaller than the overflowing area of the inlet section, so that the water entering the body is larger than the water of the discharged cup body, and the cup body still has certain brewing pressure and is maintained at a certain value in the brewing process of the second and subsequent bubbles, thereby realizing the brewing of the second and subsequent bubbles under pressure, and the brewing pressure of the second and subsequent bubbles is lower than that of the first bubble;

the utility model discloses a tea capsule through setting up into water filtration membrane and play water filtration membrane, the effectual quality that improves the tea soup that finishes of dashing.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

fig. 1 is a schematic perspective view of the tea capsule of the present invention;

FIG. 2 is a front view of the tea capsule shown in FIG. 1;

FIG. 3 is a schematic bottom view of the tea capsule shown in FIG. 1;

FIG. 4 is a schematic top view of the tea capsule shown in FIG. 1;

FIG. 5 is a schematic cross-sectional structure of the tea capsule shown in FIG. 1;

FIG. 6 is an enlarged view of the portion A of FIG. 5;

FIG. 7 is an enlarged view of the portion B of FIG. 5;

fig. 8 is a graph of brewing pressure of a tea capsule as a function of time.

The reference numbers illustrate:

100. a cup body;

110. a water outlet hole;

120. a filtering groove;

130. a water outlet filtering membrane;

140. a drainage column;

200. a water outlet nozzle;

210. a silica gel base; 211. a regulating pore passage; 2111. an inlet section; 2112. a first accommodating section; 2113. a limiting section; 2114. a second accommodating section; 212. a drain hole;

220. blocking the ball;

300. an upper cover;

310. a water injection hole;

320. sealing films;

330. a spraying device; 331. a shower pipe; 332. spraying a hole;

340. a flow guide column;

350. a water inlet nozzle; 351. a through hole; 352. a water inlet filtering membrane;

360. a central recess.

Detailed Description

In order to clearly understand the technical solution, purpose and effect of the present invention, the detailed embodiments of the present invention will be described with reference to the accompanying drawings. Where adjective or adverbial modifiers "upper" and "lower", "top" and "bottom", "inner" and "outer" are used merely to facilitate relative reference between groups of terms, and do not describe any particular directional limitation on the modified terms. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1, 2, 3, 4 and 5, the present invention provides a tea capsule comprising a cup body 100, a spout 200 and an upper cover 300, wherein:

the cup body 100 is a place for brewing the raw leaf tea, the cup body 100 is made of plastic materials, the cup body 100 is of a cylindrical hollow structure with an open top end, a water outlet hole 110 is formed in the bottom end of the cup body 100, the water outlet hole 110 is formed in the center of the bottom end of the cup body 100, and the raw leaf tea is contained in the cup body 100;

the water outlet nozzle 200 comprises a silica gel seat 210 and a ball plug 220, the silica gel seat 210 is connected in the water outlet hole 110, specifically, the silica gel seat 210 is connected with the water outlet hole 110 into an integrated structure through a two-color injection molding process, an adjusting hole 211 is arranged on the upper end surface of the silica gel seat 210, the adjusting hole 211 vertically extends downwards to the lower part of the silica gel seat 210 but does not penetrate through the bottom surface of the silica gel seat 210, namely, the adjusting hole 211 is of a structure with an open upper end and a closed lower end, the distance between the lower end of the adjusting hole 211 and the bottom surface of the silica gel seat 210 is 0.5 mm-1 mm, the adjusting hole 211 comprises an inlet section 2111, a first accommodating section 2112, a limiting section 2113 and a second accommodating section 2114 which are sequentially arranged from top to bottom, the inner diameter of the inlet section 2111 and the inner diameter of the limiting section 2113 are smaller than the outer diameter of the ball plug 220, the inner diameter of the first accommodating section 2112 and the inner diameter of the second accommodating section 2114 are, the tea capsule can be prevented from shaking to cause the ball block 220 to roll out of the adjusting hole channel 211, the ball block 220 forcibly passes through the inlet section 2111 through silica gel deformation and is loaded into the first containing section 2112, the inner diameter of the first containing section 2112 is 1-2 mm larger than the outer diameter of the ball block 220, so that the ball block 220 can smoothly move to the limiting section 2113 in the first containing section 2112, meanwhile, large left-right shaking cannot occur, the inner diameter of the limiting section 2113 is 1-1.5 mm smaller than the outer diameter of the ball block 220, so that the ball block 220 can be in close contact with the limiting section 2113 and cannot fall off, the sealing effect is achieved, and in the initial brewing stage, when a certain pressure is not reached in the cup body 100, water leakage cannot occur; the diameter of the ball plug 220 is 3 mm-3.5 mm, a solid structure made of stainless steel, silica gel or glass is adopted, the ball plug 220 is accommodated in the first accommodating section 2112 and can penetrate through the limiting section 2113 to be accommodated in the second accommodating section 2114, namely when the water pressure accumulated by brewing reaches a preset value, the ball plug 220 which is in close contact with the limiting section 2113 passes through the limiting section 2113 under the action of the water pressure to fall into the second accommodating section 2114, at the moment, the sealing action is relieved, the lower end surface of the silica gel seat 210 is provided with a plurality of water drainage holes 212 communicated with the second accommodating section 2114, and as the inner diameter of the second accommodating section 2114 is larger than the outer diameter of the ball plug 220, the brewed tea soup is drained through the inlet section 2111, the first accommodating section 2112, the limiting section 2113 and the second accommodating section 2114 in sequence and the water drainage holes 212; in actual use, the sealing pressure can be adjusted by adjusting the hardness of the silica gel seat 210, so that the purpose of adjusting the brewing pressure and the soaking time is achieved, and particularly, when the shore hardness of the silica gel seat 210 is 30 degrees, the sealing pressure of 3bar can be realized; when the shore hardness of the silica gel is 50 degrees, the sealing pressure of 8bar can be realized; when the shore hardness of the silica gel is 70 degrees, the sealing pressure of 12bar can be realized;

the upper cover 300 is covered and connected to the top end of the cup body 100, specifically, the upper cover 300 is a disc-shaped structure, the outer diameter of the upper cover 300 is 30 mm-70 mm, the outer diameter of the upper cover 300 is slightly larger than the outer diameter of the cup body 100 by 2 mm-3 mm so as to be connected with the cup body 100, the edge of the upper cover 300 extends downwards along the circumferential direction to form a lower edge with the height of 0.5 mm-1 mm, the lower edge can cover the connection surface of the upper cover 300 and the cup body 100, so that the tea capsule is more beautiful overall, the thickness of the upper cover 300 is 1 mm-3 mm, the upper surface of the upper cover 300 is provided with a water injection hole 310, the upper end of the water injection hole 310 is covered with a sealing film 320, the sealing film 320 is a sealing film 320 of the whole tea capsule, the sealing film 320 is a plastic composite film or an aluminum foil composite film, the sealing film 320 is heat-sealed to the upper end surface of the water injection hole 310, the lower surface of the upper cover 300 is connected with a spraying, in the brewing process, the sealing film 320 is pierced by the needle, water is injected from the water injection hole 310, and the water flow is uniformly sprayed in the cup body 100 through the spraying device 330, so as to brew the raw leaf tea in the cup body 100.

The tea capsule of the utility model can adjust the sealing pressure by adjusting the hardness of the silica gel seat 210, thereby achieving the purpose of adjusting the brewing pressure and the soaking time, further solving the different requirements of different types of raw tea on the pressure and the brewing time, and realizing the purpose of rapidly brewing a cup of high-quality tea soup by adopting the capsule automatic brewing system; the close contact of the blocking ball 220 and the limiting section 2113 realizes the sealing of the whole tea capsule, so that the tea capsule can accumulate water pressure, generate brewing pressure and achieve the aim of keeping the tea capsule in a soaking state, when the set pressure is reached, the blocking ball 220 passes through the limiting section 2113 under the action of the water pressure and falls into the second containing section 2114, the sealing is released, the pressure of the capsule is relieved, the tea leaves are not kept in the soaking state, and the tea soup after the tea brewing is discharged from the water discharge hole 212.

Further, as shown in fig. 1 and 2, the upper cover 300 is connected to the cup body 100 by ultrasonic welding, and the lower edge of the upper cover 300 can cover the welding seam, so that the reliability of the connection between the upper cover 300 and the cup body 100 is ensured, and the aesthetic property of the tea capsule is also ensured.

Further, as shown in fig. 7, the second housing section 2114 is tapered with a small top and a large bottom, which facilitates the discharge of the tea soup as soon as possible.

Further, considering that the original tea needs to be extracted for multiple times, and in order to ensure that the quality of each tea making soup extracted for multiple times is good and each tea making soup is uniform, the extraction pressure of the second and subsequent tea making should be lower than that of the first tea making, the reason is that: compared with the first brewing, the original tea leaves are fully soaked in the second and subsequent brewing, the pressure is too high and the tea leaves are bitter, and meanwhile, for each brewing process, the whole brewing process needs pressure to ensure that the taste of the tea soup is not reduced.

In order to realize multiple times of tea capsule brewing under pressure, in an embodiment of the present invention, the total area of the multiple drainage holes 212 is smaller than the flow area of the inlet 2111, specifically, the diameter ratio of the inlet 2111 to the lower end surface of the silica gel seat 210 is 0.4-0.6, that is, the flow area of the inlet 2111 is smaller than the area of the lower end surface of the silica gel seat 210, the aperture of the drainage hole 212 is 0.4-1 mm, 3-5 drainage holes 212 are arranged on the lower end surface of the silica gel seat 210 per square meter, and, as shown in fig. 3, the multiple drainage holes 212 are uniformly arranged along the circumferential direction of the lower end surface of the silica gel seat 210, so that tea soup can be uniformly drained;

during the brewing process, as shown in fig. 8, when the water pressure is accumulated during the first extraction, when the water pressure accumulated during the brewing process reaches a preset value, the ball stopper 220 passes through the limiting section 2113 under the action of the water pressure and falls into the second accommodating section 2114, at this time, the sealing function is released, the tea soup can be discharged through each water discharge hole 212, water inflow is still continuous during the tea soup discharging process, at this time, because the total overflowing area of the plurality of water discharge holes 212 is smaller than the overflowing area of the inlet section 2111, and the ball stopper 220 also plays a role in blocking part of the water discharge holes 212, the tea flow rate is reduced, and although the sealing function is released, because the amount of the water entering is larger than the amount of the water discharged, the cup body 100 still has a certain brewing pressure and is maintained at a certain value; after the water supply is stopped after the brewing process is finished, along with the discharge of the tea soup, the internal pressure of the cup body 100 is gradually reduced and falls back to the initial state, so that the whole brewing process is under pressure, the brewing process of the second brewing and the subsequent brewing is realized under pressure, and the brewing pressure of the second brewing and the subsequent brewing is lower than that of the first brewing.

In fig. 8, the area a is a pressure accumulation state, the area B is a seal release state (i.e. a state where the ball 220 falls into the second receiving section 2114), the area C is a pressure maintaining state (i.e. the brewing pressure in the cup body 100 is maintained at a certain value), and the area D is a water supply stop state, wherein the area a, the area B and the area C are the brewing process of the tea capsule.

Still further, by adjusting the number and the diameter of the water discharge holes 212, the brewing pressure of the second bubble and the subsequent bubbles can be adjusted.

Further, as shown in fig. 7, the inner surface of the bottom end of the cup body 100 is provided with a filtering groove 120, and in particular, the filtering groove 120 is disposed at the center of the inner surface of the bottom end of the body, and the filtering groove 120 is circular, the water outlet 110 is disposed at the bottom of the filtering groove 120, the upper end of the water outlet 110 is communicated with the filtering groove 120, a water outlet filtering membrane 130 is connected in the filtering groove 120, the water outlet filtering membrane 130 is filter paper or non-woven fabric, the water outlet filtering membrane 130 is heat-sealed on the bottom surface of the filtering groove 120, and covers the upper end surface of the water outlet 110, so that the brewed tea soup is filtered by the water outlet filtering membrane 130 and then discharged, and the discharged tea soup has.

Further, as shown in fig. 7, a drainage column 140 is convexly disposed on the bottom surface of the cup body 100, the water outlet hole 110 penetrates through the drainage column 140, the drainage column 140 can smoothly pour tea soup into a container (such as a tea cup) for containing the tea soup, the lower portion of the silica gel base 210 extends into the drainage column 140, and is connected with the drainage column 140 through a two-color injection molding process to form an integrated structure, specifically, the outer peripheral surface of the drainage column 140 is in a step shape with a large upper portion and a small lower portion, so that the tea capsule can be positioned when being brewed.

Further, as shown in fig. 5 and 6, a flow guide column 340 is convexly disposed on the bottom surface of the upper cover 300, the water injection hole 310 extends to the lower portion of the flow guide column 340, the spraying device 330 includes at least two spraying pipes 331 disposed at intervals along the circumferential direction of the flow guide column 340, a first end of the spraying pipe 331 is communicated with the water injection hole 310, a second end of the spraying pipe 331 is closed, a plurality of spraying holes 332 disposed at intervals are disposed on the bottom wall of the spraying pipe 331, specifically, the spraying holes 332 are circular holes, the plurality of spraying holes 332 are disposed at equal intervals, and the diameter of the spraying holes 332 is 0.1mm to 1mm, so that water for brewing raw leaf tea enters the spraying pipe 331 through the water injection hole 310, and is uniformly sprayed into the cup body 100 through the plurality of spraying holes 332 to brew the raw leaf tea.

Still further, the spraying device 330 includes four spraying pipes 331 disposed at equal intervals along the circumferential direction of the flow guiding column 340, so that the brewing water can be sprayed into the cup body 100 more quickly and uniformly.

Alternatively, the shower unit 330 may be a spiral water pipe wound around the bottom surface of the upper cover 300, and the plurality of injection holes 332 may be provided in the bottom surface of the spiral water pipe.

Further, as shown in fig. 6, the water injection hole 310 is a counter bore, the water injection nozzle 350 is connected in the water injection hole 310, the counter bore is convenient for being installed in a matching manner with the water injection nozzle 350, the water injection nozzle 350 is provided with a through hole 351, namely, the water injection nozzle 350 is a hollow cylindrical structure, the through hole 351 is a stepped hole with a large upper part and a small lower part, the design with the large upper part and the small lower part is favorable for the pressure of water inflow accumulation, so as to press water flow into the spraying device 330 rapidly, the step of the through hole 351 is connected with the water inflow filtering membrane 352, the water inflow filtering membrane 352 is filter paper or non-woven fabric, the water inflow filtering membrane 352 is used for filtering the brewing.

Further, as shown in fig. 6, the upper surface of the upper cover 300 is provided with a central groove 360, the water injection hole 310 is arranged on the bottom surface of the central groove 360, the sealing film 320 covers the bottom surface of the central groove 360, specifically, the sealing film 320 is heat-sealed on the bottom surface of the central groove 360, and the central groove 360 structure can play a role in positioning the sealing film 320, so that the heat-sealing operation becomes simple and convenient.

The following describes the usage of the tea capsule of the present invention with reference to the accompanying drawings:

as shown in fig. 1 to 8, the sealing membrane 320 is punctured by a puncture needle, the brewing water is filtered and accelerated by the water inlet nozzle 350 and then injected into the water injection holes 310, the brewing water uniformly flows into each spray pipe 331 through the water injection holes 310, and is uniformly sprayed into the cup body 100 through the spray holes 332 of the spray pipes 331 to brew the raw leaf tea in the cup body 100, at the initial stage of brewing, when the inside of the cup body 100 does not reach a certain pressure, the ball blocking 220 can be tightly contacted with the limiting section 2113 without falling, thereby playing a sealing role without water leakage, when the water pressure accumulated during brewing reaches a preset value, the ball blocking 220 which is in close contact with the limiting section 2113 passes through the limiting section 2113 under the action of the water pressure and falls into the second accommodating section 2114, at this time, the sealing function is released, and the brewed tea soup is discharged through the water discharge hole 212 after passing through the inlet section 2111, the first containing section 2112, the limiting section 2113 and the second containing section 2114 in sequence;

when the tea needs to be brewed for many times, the brewing water is continuously injected into the cup body 100, at the moment, because the total overflowing area of the plurality of water discharging holes 212 is smaller than the overflowing area of the inlet section 2111, and the blocking ball 220 also has a blocking effect on part of the water discharging holes 212, the tea discharging flow is reduced, although the sealing effect is relieved, the cup body 100 still has certain brewing pressure and is maintained at a certain value because the entering water amount is larger than the discharged water amount, and the second and subsequent brewing with pressure can be realized;

after the water supply is stopped after the completion of brewing, the internal pressure of the cup body 100 is gradually reduced to fall back to the initial state along with the discharge of the tea soup.

The pressure of the tea capsule is adjustable within the range of 3-15 bar, the soaking time is the pressure accumulation time, and the sealing pressure can be adjusted by adjusting the hardness of the silica gel seat 210 according to different varieties of raw leaf tea, so that the aims of adjusting the brewing pressure and the soaking time are fulfilled; the purpose of adjusting the brewing pressure of the second and subsequent brewing can be achieved by adjusting the number and the aperture of the drain holes, so that the pressure of the tea capsule can be maintained at 1-8 bar after reaching the maximum breaking pressure of 3-15 bar.

To sum up, the tea capsule of the utility model can adjust the sealing pressure by adjusting the hardness of the silica gel seat, thereby achieving the purpose of adjusting the brewing pressure and the soaking time, further solving the different requirements of different types of raw tea on the pressure and the brewing time, and realizing the purpose of rapidly brewing a cup of high-quality tea soup by adopting the capsule automatic brewing system;

the tea capsule of the utility model realizes the sealing of the whole tea capsule by the close contact of the blocking ball and the limiting section, so that the tea capsule can accumulate water pressure to generate brewing pressure and achieve the aim of keeping soaking;

the tea capsule of the utility model, the total overflowing area of the plurality of the drain holes is smaller than the overflowing area of the inlet section, so that the water entering the body is larger than the water of the discharged cup body, and the cup body still has certain brewing pressure and is maintained at a certain value in the brewing process of the second and subsequent bubbles, thereby realizing the brewing of the second and subsequent bubbles under pressure, and the brewing pressure of the second and subsequent bubbles is lower than that of the first bubble;

the utility model discloses a tea capsule through setting up into water filtration membrane and play water filtration membrane, the effectual quality that improves the tea soup that finishes of dashing.

The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention. Moreover, it should be noted that the components of the present invention are not limited to the above-mentioned integral application, and various technical features described in the present invention can be selected to be used alone or in combination according to actual needs, so that the present invention naturally covers other combinations and specific applications related to the invention of the present invention.

Claims (10)

1. A tea capsule, comprising:

the tea cup is of a hollow structure with an open top end, a water outlet hole is formed in the bottom end of the cup body, and raw leaf tea is contained in the cup body;

the water outlet nozzle comprises a silica gel seat and a blocking ball, the silica gel seat is connected in the water outlet hole, an adjusting hole channel is arranged on the upper end face of the silica gel seat, the adjusting hole channel comprises an inlet section, a first accommodating section, a limiting section and a second accommodating section which are sequentially arranged from top to bottom, the inner diameter of the inlet section and the inner diameter of the limiting section are smaller than the outer diameter of the blocking ball, the inner diameter of the first accommodating section and the inner diameter of the second accommodating section are larger than the outer diameter of the blocking ball, the blocking ball is accommodated in the first accommodating section and can penetrate through the limiting section to be accommodated in the second accommodating section, and a plurality of water drain holes communicated with the second accommodating section are formed in the lower end face of the silica gel seat;

the upper cover, its lid connect in the top of cup, the upper surface of upper cover is equipped with the water injection hole, the upper end cover of water injection hole has the sealing film, the lower surface of upper cover be connected with the spray set that the water injection hole is linked together.

2. The tea capsule of claim 1,

the second accommodating section is in a conical shape with a small upper part and a big lower part.

3. The tea capsule of claim 1,

the total flow area of the plurality of drain holes is smaller than the flow area of the inlet section.

4. The tea capsule of claim 1,

the internal surface of the bottom of cup is equipped with filters the recess, the apopore set up in filter the tank bottom of recess, filter the recess in-connection and have a water filtration membrane.

5. The tea capsule of claim 1,

the bottom surface of the cup body is convexly provided with a drainage column, and the water outlet hole penetrates through the drainage column.

6. The tea capsule of claim 1,

the bottom surface of upper cover is protruding to be equipped with the water conservancy diversion post, the water injection hole extends to the lower part of water conservancy diversion post, spray set includes along two piece at least shower that the circumference interval of water conservancy diversion post set up, the first end of shower with the water injection hole is linked together, the second end of shower is sealed, be equipped with the orifice that a plurality of intervals set up on the diapire of shower.

7. The tea capsule of claim 6,

the spraying device comprises four spraying pipes which are arranged along the circumferential direction of the flow guide column at equal intervals.

8. The tea capsule of claim 1,

the water injection hole is the counter bore, the water injection hole in-connection has into water injection well choke, it is equipped with the perforating hole to go into the water injection well choke, the perforating hole is big-end-up's shoulder hole, the step department of perforating hole is connected with into water filtration membrane.

9. The tea capsule of claim 1,

the upper surface of upper cover is equipped with central recess, the water injection hole set up in central recess's tank bottom surface, sealing membrane covers central recess's bottom surface.

10. The tea capsule according to any one of claims 1 to 9,

the upper cover is connected with the cup body through ultrasonic welding.

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