CN207312277U - Drink capsule - Google Patents

Abstract

It the utility model is related to household appliance technical field, disclose a kind of drink capsule, the drink capsule includes the capsule body (1) with capsule inner cavity (11), and the bottom of capsule inner cavity is equipped with lower filter (2), the hemispherical structure of internal perisporium of capsule inner cavity；And the internal perisporium of capsule inner cavity includes lower part internal perisporium and top internal perisporium, the spherical radius of lower part internal perisporium is less than the spherical radius of top internal perisporium.In the drink capsule of the utility model, lower filter can be such that the fluid backwash of undershoot enters in capsule inner cavity, and the spherical inner wall face of capsule inner cavity can make the fluid of backwash along internal face smooth flow from the bottom up, and then enter from the overhead reflux of the internal face in capsule inner cavity, so, the exterior fluid injected can be made to be whirled up eddy current effect in drink capsule, the drink filler (7) in capsule inner cavity is promoted to dissolve complete, there is the situation wasted so as to can effectively avoid drink filler, while be also beneficial to improve the quality of drink.

Description

Drink capsule

Technical field

The utility model belongs to household appliance technical field, and in particular, to a kind of drink capsule.

Background technology

At present, the beverage machine of capsule-type is due to having the characteristics that easy to operate, safety and sanitation and drink quality is secure gets over More to obtain the favor of consumer, increasingly popularize.Wherein, drink capsule is mounted with beverage machine, by toward in drink capsule Liquid of the injection with certain pressure is with the drink filler (such as ground coffee, milk tea powder or coconut powder) to the lysotype in it Brewed, then brewed drink is wandered into the liquid holding cup body of user from the outlet at bottom of drink capsule.

In this way, puncturing pipe by drain punctures the sealed membrane on drink capsule top with the liquid of injection certain pressure into it Body, corresponding drink is made, such a drink acquisition pattern, often has the drink filler that liquid punching is penetrated in the drink capsule The drink filler of lysotype meets water caking or brews the defects of insufficient, so as to cause the waste of drink filler, also influences The quality of drink.

Utility model content

For above-mentioned deficiency of the prior art or defect, the utility model provides a kind of drink capsule and beverage machine, should Drink capsule can make the dissolving of drink filler rapidly and sufficiently in it, so that can effectively avoid drink filler wave occurs The situation taken, improves the quality of drink.

To achieve the above object, the utility model provides a kind of drink capsule, which includes having in capsule The capsule body of chamber, the bottom of the capsule inner cavity are equipped with lower filter, the hemispherical structure of internal perisporium of the capsule inner cavity.

Preferably, the internal perisporium of the capsule inner cavity includes lower part internal perisporium and top internal perisporium, the lower part internal perisporium Spherical radius be less than the top internal perisporium spherical radius.

Preferably, the spherical radius of the lower part internal perisporium not less than 15mm and is not more than 25mm.

Preferably, the spherical radius of the top internal perisporium not less than 40mm and is not more than 50mm.

Preferably, the top of the capsule body includes formed with flaring stage portion, the internal perisporium of the flaring stage portion Upper vertical anchor ring, horizontal bench anchor ring and lower vertical anchor ring, the lower vertical anchor ring are connected with the top internal perisporium.

Preferably, the ring width of the horizontal bench anchor ring not less than 0.5mm and is not more than 2mm, the upper vertical anchor ring Axial height is not less than 3mm and is not more than 7mm, and the axial height of the lower vertical anchor ring not less than 2mm and is not more than 10mm.

Preferably, the drink capsule further includes flow deflector, and the periphery of the upper flow deflector is formed with upwardly extending Annular outer wall, described in the annular outer wall palette under vertical anchor ring can simultaneously slide downwards.

Preferably, the total height of the annular outer wall not less than 5mm and is not more than 15mm.

Preferably, the drink capsule further includes sealed membrane, and the capsule body is formed with top along flanging, the sealing Pushed up described in film palette along flanging to cover the open top of the capsule inner cavity, wherein ring width of the top along flanging Not less than 1.5mm and it is not more than 3mm.

Preferably, the open top of the capsule inner cavity not less than 45mm and is not more than 55mm, the lower filter and institute Axial spacing between sealed membrane is stated not less than 25mm and be not more than 35mm, the total height of the capsule body be not less than 30mm and No more than 40mm.

Through the above technical solutions, in the drink capsule of the utility model, the bottom of capsule inner cavity is equipped with lower filter, And the hemispherical structure of internal perisporium of capsule inner cavity, in this way, when in the fluid injection drink capsule of external high pressure high speed, lower mistake Filter disc can be such that the fluid backwash of undershoot enters in capsule inner cavity, and the fluid of backwash can along capsule inner cavity spherical internal perisporium from Under up smoothly flow, then enter from the overhead reflux of the internal perisporium in capsule inner cavity, in this way, can be formed in capsule body Convolution eddy current effect, the drink filler for making to be placed in capsule inner cavity rapidly and sufficiently dissolves, so as to can effectively avoid drink There is the situation wasted in product filler, makes the drink of brewing more aromatic.

Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.

Brief description of the drawings

Attached drawing is to be used to provide a further understanding of the present invention, and a part for constitution instruction, and following Embodiment be used to explain the utility model together, but do not form the limitation to the utility model.In the accompanying drawings：

Fig. 1 be according to the structure diagram of the drink capsule of first preferred embodiment of the utility model, wherein, lower mistake The top surface of filter disc is horizontal wall surface；

Fig. 2 be according to the structure diagram of the drink capsule of second preferred embodiment of the utility model, wherein, lower mistake The top surface of filter disc has central boss；

Fig. 3 be according to the structure diagram of the drink capsule of the 3rd preferred embodiment of the utility model, wherein, lower mistake The sunken arcs face that the top surface of filter disc is formed as one；

Fig. 4 is the Structure explosion diagram of Fig. 2；

Fig. 5 is the Structure explosion diagram of Fig. 3；

Fig. 6 be according to the structure diagram of the drink capsule of the 4th preferred embodiment of the utility model, wherein, capsule The top of inner cavity is equipped with upper flow deflector；

Fig. 7 is the Structure explosion diagram of Fig. 6.

Description of reference numerals：

12 times filters of capsule body

4 sealed membrane, 6 drain punctures pipe

Flow deflector on 7 drink fillers 8

11 capsule inner cavity, 21 central boss

22 tilt 23 transition circle cambered surface of anchor ring

24 sunken arcs face, 25 flow-disturbing is raised

83 annular outer walls

Vertical anchor ring under vertical anchor ring 114 on 113

115 horizontal bench anchor rings

Embodiment

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be appreciated that herein Described embodiment is only used for describing and explaining the present invention, and is not intended to limit the present invention.

It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the utility model can To be mutually combined.

In the utility model, in the case where not making conversely explanation, the noun of locality such as " upper and lower, top, bottom " used is usually It is each component mutual alignment either on vertical, vertical or gravity direction for direction shown in the drawings Relationship description word.

The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

The utility model provides a kind of drink capsule, and referring to figs. 1 to Fig. 3, drink capsule is included with capsule inner cavity 11 Capsule body 1, the bottom of capsule inner cavity 11 are equipped with lower filter 2, the hemispherical structure of internal perisporium of capsule inner cavity 11.

In the technical scheme, drink capsule is suitable for the beverage machine of capsule-type, by locking brewing apparatus by beverage glue Capsule is lock onto in beverage machine.Specifically, drink capsule is removably installed in locking brewing apparatus by material cup, when the locking When brewing device is in locked position, drink capsule is in locking state, and drain punctures pipe 6 and is pierced into drink from the top of drink capsule Expect in capsule, the fluid that beverage machine punctures pipe 6 by drain and there will be certain pressure (such as 3bar~5bar) injects drink capsule It is interior, so the drink filler 7 (such as ground coffee, milk tea powder or coconut powder) of the lysotype to being placed in capsule inner cavity 11 into Row brews, and to configure drink, the drink then made is wandered into the liquid holding cup body of user from the outlet at bottom of drink capsule.

Wherein, the bottom of capsule inner cavity 11 is provided with lower filter 2, and with reference to Fig. 1, and the internal perisporium of the capsule inner cavity 11 is in Hemispherical dome structure, so set, the fluid of the high-voltage high-speed of exterior injection enters capsule by hitting the top surface backwash of lower filter 2 In inner cavity 11, then the fluid of backwash smoothly flows from the bottom up along the spherical internal perisporium of capsule inner cavity 11, the smooth stream Dynamic fluid enters in capsule inner cavity 11 from the overhead reflux of the internal perisporium again, in this way, can make the exterior fluid injected in capsule Convolution eddy current effect is formed in chamber 11, the drink filler 7 for being conducive to be placed in capsule inner cavity 11 rapidly and sufficiently dissolves, There is the situation wasted so as to can effectively avoid drink filler 7, and then the drink for obtaining brewing is more aromatic, that is, is conducive to carry The quality of high drink.

Further, to make the fluid of injection form axially symmetric convolution vortex in capsule inner cavity 11, so that drink Product filler 7 can more rapidly and more fully dissolve, with reference to Fig. 2, lower filter 2 top surface formed with projecting upwards in Heart lug boss 21, the top surface of lower filter 2 are formed from the inclination anchor ring 22 that heart lug boss 21 outwardly and downwardly extends, and should Lug boss is semicircle ball bumps or conical protrusions.Wherein, when exterior fluid punctures 6 court of pipe by the drain in beverage machine When the central boss 21 of downward filter 2 sprays (i.e. drain punctures the surface that pipe 6 is located at central boss 21), the beverage Capsule can equably be reflected by central boss 21 and the fluid of scattered undershoot, and inclination anchor ring 22 can make as guide face Scattered fluid, then can be along the spherical interior of capsule body 1 from the fluid for tilting anchor ring 22 along its top surface smooth flow Wall flows from the bottom up, and then forms axially symmetric convolution vortex, in this way, being conducive to improve the dissolving of drink filler 7 Effect, and then improve the quality of drink.

To make the fluid of injection to form preferable venturi effect in capsule inner cavity 11, and then rapidly and sufficiently dissolve Drink filler 7 in capsule inner cavity 11, it is preferable that with reference to Fig. 2 and Fig. 4, the maximum height of projection of central boss 21 3mm should be not less than and be not more than 6mm, and/or, view field of the central boss 21 on the top surface of lower filter 2 is rounded And round diameter should be not less than 6mm and be not more than 15mm.Certainly, to make fluid produce preferable venturi effect, central boss 21 may be arranged as other structure types, such as when central boss 21 is semicircle ball bumps, the central boss 21 spherical radius is set to, not less than 4mm and no more than 6mm etc., no longer enumerate herein.

In addition, with continued reference to Fig. 2 and Fig. 4, it is the annular around central boss 21 and filter hole of gathering to tilt anchor ring 22 Filtering surface, and the annular filter face is formed as circular conical surface or arc surface.Specifically, annular filter face is arranged to circular conical surface or circle Cambered surface, is conducive to make scattered fluid smooth from top to bottom along annular filter face and rapidly flows, and then quick and abundant Ground dissolving is piled up in the drink filler 7 between the top surface of lower filter 2 and the internal perisporium of capsule body 1, advantageously reduces dead Angle, improves the solute effect of drink filler 7, and then improves the quality of drink.In addition, annular filter face is arranged to circular conical surface Or arc surface, it can also reduce the flow resistance of fluid, fluid is more swimmingly flowed on annular filter face, be conducive to drink and fill out Agent 7 is filled more rapidly more fully to dissolve.

Further, when annular filter face is arc surface, with reference to Fig. 2 and Fig. 4, the spherical radius in annular filter face is not less than 25mm and it is not more than 50mm.Specifically, the value range of the spherical radius in annular filter face is between 25mm and 50mm, not only Be conducive to make the drink filler 7 between the top surface of lower filter 2 and the internal perisporium of capsule body 1 rapidly and sufficiently dissolve, And it is also beneficial to make fluid form whirlpool in drink capsule.

Preferably, should be formed with the mistake to smoothly transit between annular filter face and central boss 21 with reference to Fig. 2 and Fig. 4 Arc surface 23 is crossed, in this way, flow resistance when fluid flows through can be effectively reduced, with making smooth fluid from 21 slip-stream of central boss To annular filter face, drink filler 7 is set rapidly and sufficiently to dissolve.Certainly, between annular filter face and central boss 21 Transition circle cambered surface 23 is formed, the drink filler 7 between annular filter face and central boss 21 can also dissolved fully, Dead angle is advantageously reduced, and then improves the solute effect of drink filler 7.

In addition, to make fluid to form preferable venturi effect in capsule inner cavity 11, it is rapid to be conducive to drink filler 7 And sufficiently dissolving, with reference to Fig. 3, the top surface of lower filter 2 may be formed as integral sunken arcs face 24, and in beverage machine Drain puncture pipe 6 relative to drink capsule eccentric setting.

Specifically, the fluid of exterior high-voltage high-speed punctures the eccentric injection drink capsule of pipe 6 by the drain in beverage machine It is interior, in this way, the sunken arcs face 24 of lower filter 2 and the hemispherical internal perisporium of capsule inner cavity 11 can be made to be formed as entirety Smooth inner wall, promote the eccentric fluid injected can successively along the internal perisporium of sunken arcs face 24 and capsule inner cavity 11 smoothly Flowing, and then fluid is formed larger-diameter convolution vortex in capsule body 1, in this way, being conducive to make to be placed in capsule Drink filler 7 in chamber 11 rapidly and substantially dissolves.

Wherein, it should be not less than 30mm with reference to Fig. 3 and Fig. 5, the spherical radius in sunken arcs face 24 and be not more than 80mm.Can be with Understand ground, the spherical radius in sunken arcs face 24 should not be too large also should not be too small, if too small, the fluid that bias is injected is along this Sunken arcs face 24 is flowed, through capsule inner cavity 11 internal perisporium reflection after, in drink capsule formed eddy current effect region compared with It is small, it is unfavorable for drink filler 7 and promptly dissolves, is also unfavorable for making drink filler 7 dissolve completely；If sunken arcs face 24 Spherical radius is excessive, then it is approximately a horizontal plane that can make the sunken arcs face 24, cause the eccentric fluid injected be difficult to along 24 smooth outflow of sunken arcs face, is also just difficult to make fluid form eddy current effect in capsule inner cavity 11, is unfavorable for drinking certainly Product filler 7 dissolves rapidly and sufficiently.

In addition, the periphery of lower filter 2 upwarped relative to the center of lower filter 2 and tilt height should be not less than 1mm and No more than 6mm, with reference to Fig. 3 and Fig. 5.Specifically, for other sizes, by the tilting height of the periphery of lower filter 2 It is preferred that within the scope of herein, the eccentric fluid injected can be made to produce preferable eddy current effect in capsule inner cavity 11.

Further, with continued reference to Fig. 3 and Fig. 5, formed with multiple flow-disturbing protrusions 25 on sunken arcs face 24, in this way, partially For the fluid that the heart is injected during being flowed along the sunken arcs face 24, it is local rapid to be formed to hit the flow-disturbing protrusion 25 Stream, is conducive to drink filler 7 and preferably dissolves, and then the drink for forming brewing is more aromatic.

Wherein, flow-disturbing protrusion 25 is preferably located in the central part in sunken arcs face 24, with reference to Fig. 3, so set, can make not The external fluid injected with eccentric position can all flow through and hit the flow-disturbing protrusion 25, be conducive to drink filler 7 quickly and fill The dissolving divided.In addition, multiple flow-disturbing protrusions 25 on sunken arcs face 24 can have a variety of appropriate setting forms, such as The distributed areas of multiple flow-disturbing protrusions 25 are annular in shape and circumferentially spaced arrangement, or multiple flow-disturbings protrusion 25 are arranged at intervals and are distributed Region can also be certainly other setting forms, no longer enumerate herein in square frame-shaped etc..Preferably, reference Fig. 5, Central part is equipped with raised in the multi-turn flow-disturbing of concentric circles distribution, and often encloses that flow-disturbing is raised to include circumferentially spaced multiple disturb Stream protrusion 25.

Specifically, not less than 0.5mm and it is not more than 1mm with reference to Fig. 5, the maximum height of projection of flow-disturbing protrusion 25, and/or, View field of the flow-disturbing protrusion 25 on the top surface of lower filter 2 is rounded and round diameter not less than 0.5mm and is not more than 1mm.It is to be appreciated that the size of flow-disturbing protrusion 25 preferably herein within the scope of, the fluid that flows through can not only be produced hit with Preferable local turbulence is formed, but also drink filler 7 can be made to dissolve more complete, it is quick to be conducive to drink filler 7 And sufficiently dissolving.

Preferably, lower part internal perisporium and top internal perisporium, lower part are included referring to figs. 1 to Fig. 3, the internal perisporium of capsule inner cavity 11 The spherical radius of internal perisporium is less than the spherical radius of top internal perisporium.Specifically, the spherical radius of lower part internal perisporium is smaller is easy to Fluid reflects, and the spherical radius of top internal perisporium is larger, and the fluid that reflection comes up can be made to have less flow resistance, such as This, is conducive to form eddy current effect in drink capsule, is also advantageous for making drink filler 7 reach quick and abundant punching certainly The effect of bubble.In addition, the spherical radius that the internal perisporium of capsule inner cavity 11 is arranged to lower part internal perisporium is less than top internal perisporium Spherical radius, i.e. the spherical radius of top internal perisporium is larger, then the spherical radius of the periphery wall of corresponding capsule body 1 also compared with Greatly, the exterior lines of capsule body 1 are relatively flat slow, and the spherical radius of lower part internal perisporium is smaller, then corresponding capsule body 1 The spherical radius of periphery wall is also smaller, closes up easy to capsule body 1 in bottom, in this way, can not only meet the appearance of drink capsule The needs of design, and it is more beautiful, and can take preferable sensory experience to user.

Wherein, the spherical radius of lower part internal perisporium should be not less than 15mm and be not more than 25mm.Further, top internal perisporium Spherical radius should be preferably no less than 40mm and be not more than 50mm.It is to be appreciated that for other sizes, in capsule The lower part internal perisporium of chamber 11 and the parameter of top internal perisporium preferably herein within the scope of, fluid can be made to be formed in capsule inner cavity 11 Preferable venturi effect.In addition, the lower part internal perisporium of capsule inner cavity 11 and top internal perisporium are arranged on above-mentioned dimensional parameters model In enclosing, it can not only make the drink filler 7 of filling can brew out aromatic drink, but also the overall structure of drink capsule can be made Compact, occupies little space, and is readily transported and stores.

It should be strongly noted that drink capsule now can be divided into the drink capsule of extraction type and the drink of lysotype wholly Expect capsule, wherein, the drink filler 7 for extraction type filled in the drink capsule of extraction type, such as ground coffee, tealeaves, And the drink filler 7 for lysotypes such as milk tea powder, soybean milk powder or coconut powders housed in the drink capsule of lysotype.This Outside, when flow deflector 8 and lower filter 2 are installed in the top and bottom of capsule body 1 respectively, with reference to Fig. 6, extraction drink can be met The optimal brewing condition of product, the drink suitable for making extraction type；And if lower filter only is installed in the bottom of capsule body 1 2, referring to figs. 1 to Fig. 3, then the liquid that injects in capsule inner cavity 11, which can be rushed directly, penetrates drink filler 7, to make drink, i.e., this The drink capsule of type is compared with the drink suitable for brewing lysotype.

Specifically, referring to figs. 1 to Fig. 3, the top of capsule body 1 inner circumferential of stage portion is flared formed with stage portion is flared Wall includes upper vertical anchor ring 113, horizontal bench anchor ring 115 and lower vertical anchor ring 114, lower vertical anchor ring 114 and top internal perisporium It is connected, wherein, the peripheral support of upper flow deflector 8 is on the horizontal bench anchor ring 115.So set, by capsule inner cavity 11 The middle different types of upper flow deflector 8 of loading can be made into the drink capsule suitable for making different extraction type drinks, can make beverage glue Capsule is applicable to make polytype drink, suitable for large-scale unitized manufacture and assembling.In addition, upper flow deflector 8 can The top of capsule inner cavity 11 is releasably installed on, can also be avoided to make drink capsule be applicable to make polytype drink Product, and there is the situation that need to open drink capsule mould processed again, it is also beneficial to drop originally.

Preferably, the ring width of horizontal bench anchor ring 115 should be not less than 0.5mm and be not more than 2mm, upper vertical anchor ring 113 Axial height should be not less than 3mm and be not more than 7mm, and the axial height of lower vertical anchor ring 114 should be not less than 2mm and be not more than 10mm, referring to figs. 1 to Fig. 3, in this way, flow deflector 8 can be made to be stably mounted at flaring stage portion, while also allows for assembly crewman Upper flow deflector 8 is mounted on the horizontal bench anchor ring 115.

In addition, upper flow deflector 8 be removably installed in capsule inner cavity 11 can also be upper flow deflector 8 periphery formed with The annular outer wall 83 upwardly extended, and vertical anchor ring 114 and can be slid downwards under 83 palette of annular outer wall, with reference to figure 6, in this way, the upper flow deflector 8 in drink capsule can be compacted drink filler 7 downwards under Fluid pressure effect.It is appreciated that Ground, if upper flow deflector 8 is non-movable formula, need to be placed in the coffee in capsule inner cavity 11 in precompressed before installing flow deflector 8 Coffee powder, and in the technical program, ground coffee need to be only fitted into capsule inner cavity 11, in this way, drink capsule can be simplified Manufacturing process, is conducive to drop originally.

Further, it should be not less than 5mm with reference to Fig. 6 and Fig. 7, the total height of annular outer wall 83 and be not more than 15mm.Specifically Ground, the total height of the annular outer wall 83 of upper flow deflector 8 herein within the scope of, not only contribute to 8 level of flow deflector and move down with equal Even compacting drink filler 7, but also drink capsule can be made compact convenient, occupy little space.

Specifically, make different drinks, in addition to the species of the drink filler 7 of filling is different, the volume of filling and The process conditions of brewing are also variant, such as brew espresso coffee, and the wall surface of upper flow deflector 8 need to be pressed against what is be disposed below Ground coffee, could so be compacted ground coffee so that ground coffee is formed as a static material bed, its extracting pressure is usually situated between In 8bar between 10bar；And caffe american is manufactured, should have one between the wall surface of the top surface of ground coffee and upper flow deflector 8 Fixed spacing distance so that ground coffee is in loose state in capsule inner cavity 11, and its extracting pressure be usually 1bar~ 2bar, also has other extraction types and its corresponding extraction conditions, no longer enumerates herein certainly.

To make drink capsule be suitable for the brewing of caffe american or teas drink etc., during drink is made, above lead Need to retain between the wall surface of flow and the top surface of drink filler 7 and have certain gap, in this way, can just make drink filler 7 Loose state is in capsule inner cavity 11, and then brews out the drink of high-quality.Therefore, it is excellent at the top of capsule inner cavity 11 For selection of land formed with position limiting structure, which limits the pushing extreme position of upper flow deflector 8.Wherein, in the technical program In drink capsule, spherical top internal perisporium is connected with lower vertical anchor ring 114, then the junction of two walls can be used as position limiting structure To limit the pushing extreme position of upper flow deflector 8.

Wherein, the filling out in the cavity volume between the pushing extreme position and lower filter 2 of upper flow deflector 8 of drink filler 7 90% should be not more than by filling volume, in this way, drink filler 7 can be made to be in loose state in capsule inner cavity 11, can be very well The brewing for carrying out caffe american or teas drink.

In addition, drink capsule further includes sealed membrane 4, referring to figs. 1 to Fig. 3, Fig. 6, capsule body 1 turns up formed with top edge Side, 4 palette of the sealed membrane top along flanging to cover the open top of capsule inner cavity 11, wherein pushing up the ring width along flanging Not less than 1.5mm and it is not more than 3mm.Specifically, for covering the open-topped sealed membrane 4 of capsule inner cavity 11, except can be with The external world is isolated with capsule inner cavity 11, enter capsule inner cavity 11 to avoid extraneous dirt, can also seal and be housed with fresh-keeping Drink filler 7 in capsule inner cavity 11.

Capsule body 1 is assembled with independent lower filter 2 and upper flow deflector 8, then seals what is formed by sealed membrane 4 The size of drink capsule is smaller, such as in the example of Fig. 1, the open top of capsule inner cavity 11 not less than 45mm and is not more than 55mm, the axial spacing between lower filter 2 and sealed membrane 4 not less than 25mm and are not more than 35mm, the total height of capsule body 1 Not less than 30mm and it is not more than 40mm.

It should be strongly noted that other compositions of the drink capsule and beverage machine in the utility model embodiment with And effect is all known for the ordinary skill in the art, in order to reduce redundancy, is not repeated herein.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on, should be included in the utility model Protection domain within.

It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance In the case of shield, it can be combined by any suitable means, in order to avoid unnecessary repetition, the utility model is to each The possible combination of kind no longer separately illustrates.

In addition, it can also be combined between a variety of embodiments of the utility model, as long as it is not disobeyed The thought of the utility model is carried on the back, it should equally be considered as content disclosed in the utility model.

Claims (10)

1. A kind of 1. drink capsule, it is characterised in that the drink capsule includes the capsule body (1) with capsule inner cavity (11), The bottom of the capsule inner cavity (11) is equipped with lower filter (2), the hemispherical structure of internal perisporium of the capsule inner cavity (11).
2. 2. drink capsule according to claim 1, it is characterised in that the internal perisporium of the capsule inner cavity (11) includes lower part Internal perisporium and top internal perisporium, the spherical radius of the lower part internal perisporium are less than the spherical radius of the top internal perisporium.
3. 3. drink capsule according to claim 2, it is characterised in that the spherical radius of the lower part internal perisporium is not less than 15mm and it is not more than 25mm.
4. 4. drink capsule according to claim 3, it is characterised in that the spherical radius of the top internal perisporium is not less than 40mm and it is not more than 50mm.
5. 5. drink capsule according to claim 2, it is characterised in that the top of the capsule body (1) is formed with flaring Stage portion, the internal perisporium of the flaring stage portion include upper vertical anchor ring (113), horizontal bench anchor ring (115) and lower vertical ring Face (114), the lower vertical anchor ring (114) are connected with the top internal perisporium.
6. 6. drink capsule according to claim 5, it is characterised in that the ring width of the horizontal bench anchor ring (115) is not small In 0.5mm and it is not more than 2mm, the axial height of the upper vertical anchor ring (113) not less than 3mm and is not more than 7mm, described lower perpendicular The axial height of straight anchor ring (114) is not less than 2mm and is not more than 10mm.
7. 7. drink capsule according to claim 5, it is characterised in that the drink capsule further includes flow deflector (8), institute The periphery of flow deflector (8) is stated formed with the annular outer wall (83) upwardly extended, described in annular outer wall (83) palette Vertical anchor ring (114) and it can slide downwards down.
8. 8. drink capsule according to claim 7, it is characterised in that the total height of the annular outer wall (83) is not less than 5mm and it is not more than 15mm.
9. 9. the drink capsule according to any one in claim 1~8, it is characterised in that the drink capsule further includes Sealed membrane (4), the capsule body (1) is formed with top along flanging, and top described in sealed membrane (4) palette is along flanging To cover the open top of the capsule inner cavity (11), wherein the top not less than 1.5mm and is not more than along the ring width of flanging 3mm。
10. 10. drink capsule according to claim 9, it is characterised in that the open top of the capsule inner cavity (11) is not small In 45mm and it is not more than 55mm, the axial spacing between the lower filter (2) and the sealed membrane (4) is not less than 25mm and not More than 35mm, the total height of the capsule body (1) not less than 30mm and is not more than 40mm.