CN107811514B - Coffee machine - Google Patents
Coffee machine Download PDFInfo
- Publication number
- CN107811514B CN107811514B CN201610826055.7A CN201610826055A CN107811514B CN 107811514 B CN107811514 B CN 107811514B CN 201610826055 A CN201610826055 A CN 201610826055A CN 107811514 B CN107811514 B CN 107811514B
- Authority
- CN
- China
- Prior art keywords
- coffee
- screen net
- chamber
- grinding
- strainer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/42—Beverage-making apparatus with incorporated grinding or roasting means for coffee
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/06—Filters or strainers for coffee or tea makers ; Holders therefor
- A47J31/0642—Filters or strainers for coffee or tea makers ; Holders therefor specially adapted to cooperate with a cartridge, e.g. having grooves or protrusions to separate cartridge from the bottom of the brewing chamber
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/10—Coffee-making apparatus, in which the brewing vessel, i.e. water heating container, is placed above or in the upper part of the beverage containers i.e. brewing vessel; Drip coffee-makers with the water heating container in a higher position than the brewing vessel
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
The present invention discloses a kind of coffee machine, comprising: grinding chamber, including cavity and lid, the lid cover cavity and form grinding chamber, and the bottom of the grinding chamber is equipped with beverage outlet;Grinding device, including the grinding knife group being set in grinding chamber, the motor that is used to that grinding knife group to be driven to rotate outside the grinding chamber;Coffee screen net is located on grinding knife group periphery, and the top of Coffee screen net and lid are tightly connected, and the bottom wall of lower end and grinding chamber abuts against, and grinding chamber is divided into mill beans chamber and positioned at the beverage chamber for grinding beans chamber periphery, beverage outlet is connected to the setting of beverage chamber;And hot-water supply device, it is connected to grinding chamber, to the mill intracavitary hot-water supply of beans, mill beans are intracavitary after the hot water for feeding preset volume, rectangular at pressure space thereon.The minute-pressure that technical solution of the present invention is able to achieve coffee brews, to brew to obtain more dense coffee.
Description
Technical field
The present invention relates to household appliance technical field, in particular to a kind of coffee machine.
Background technique
Currently, being equipped with strainer in beverage making cavity in normal coffee machine, when infusing coffee, coffee is usually first put into strainer
Coffee powder, then hot water is poured into strainer, coffee is formed to brew.It is appreciated that such coffee is brewed under normal pressure,
In this way, ground coffee is difficult to adequately be infiltrated, cause to brew resulting coffee not dense enough.
Summary of the invention
The main object of the present invention is to propose a kind of coffee machine, it is intended to realize that the minute-pressure of coffee brews, to brew to obtain more
For dense coffee.
To achieve the above object, coffee machine proposed by the present invention includes:
Cavity and lid, the lid cover the cavity and form grinding chamber, and the bottom of the grinding chamber goes out equipped with beverage
Mouthful;
Grinding device, including be set in the grinding chamber grinding knife group, be used to drive outside the grinding chamber it is described
The motor of grinding knife group rotation;
Coffee screen net is located on the grinding knife group periphery, and the top of the Coffee screen net and lid sealing connect
It connects, the lower end of the Coffee screen net and the bottom wall of the grinding chamber abut against, and the grinding chamber is divided into mill beans chamber and is located at
The beverage chamber of the mill beans chamber periphery, the beverage outlet are connected to the beverage chamber setting;And
Hot-water supply device is connected to the grinding chamber, to the intracavitary hot-water supply of the mill beans, the mill beans are intracavitary
It is rectangular at pressure space thereon after the hot water for feeding preset volume.
Preferably, it is connected between the top of the Coffee screen net and the lid by the first sealing ring radial seal.
Preferably, the lid is equipped with the protrusion for protruding into the Coffee screen net top and being in the form of a column setting, the protrusion
First sealing ring is equipped between the inner peripheral surface on the top of the outer peripheral surface in portion and the Coffee screen net.
Preferably, first sealing ring includes sealing sheet that is annular in shape and extending along the axial direction of the grinding chamber
Body, the lateral surface of the seal body are equipped at least one circle seal bead being arranged in a ring, and the seal bead elasticity contradicts
Inner peripheral surface in the Coffee screen net top.
Preferably, the radially outward direction of grinding chamber described in the upper end edge of the seal body, which extends, is equipped with limit flange,
The upper surface of the Coffee screen net contacts at the limit flange.
Preferably, the second sealing ring is equipped between the top of the Coffee screen net and the top of the cavity.
Preferably, the lateral surface on the Coffee screen net top is equipped with the positioning ring that positioning is arranged for second sealing ring
Slot, second sealing ring is partially protrude through the positioning ring groove, and elasticity contacts at the medial surface on the cavity top.
Preferably, seal washer is equipped between the inner face of the lid and the upper surface of the Coffee screen net.
Preferably, the cavity is equipped on top for overlapped at lid inner face edge ring-shaped step, the coffee
The upper surface of strainer is higher than or flushes in the ring-shaped step, and the seal washer also pads and is located at the ring-shaped step and the lid
Between the medial surface edge of body.
Preferably, the Coffee screen net is all-metal strainer.
Preferably, the filter opening of the all-metal strainer is located at the middle part and/or lower part of the all-metal strainer.
Preferably, the Coffee screen net includes being located on the strainer ontology of the grinding knife group periphery and being cylindrical in shape to set
The fixed frame set, the lower axial end of the fixed frame are fixedly connected on the upper axial end of the strainer ontology, the strainer ontology
Lower axial end be the Coffee screen net lower end, the axial top of the fixed frame is the top of the Coffee screen net.
Preferably, the strainer ontology is metalwork, and the fixed frame is plastic part, and the fixed frame passes through injection molding manner
It is fixed with the strainer ontology.
Preferably, the bottom wall of the cavity is equipped with boss, and the strainer ontology is set on the boss, to be located in
It states in grinding chamber.
Preferably, the air pressure in the pressure space is greater than or equal to 1bar and is less than or equal to 2bar.
Preferably, the air pressure range in the pressure space is 1.3bar~1.7bar.
Preferably, the Coffee screen net includes the first strainer ontology and at least for being located on the grinding knife group periphery
It is located on the second strainer ontology of the first strainer body lower part periphery, and the first strainer ontology and second strainer
Bottom wall of the ontology lower end with the grinding chamber abuts against, between the first strainer ontology and the second strainer ontology
Limit out the secondary filter chamber being located between the mill beans chamber and the beverage chamber.
In technical solution of the present invention, the top of Coffee screen net and lid are tightly connected, in this way, can be supplied by adjusting hot water
The outle water rate for answering device makes outle water rate be greater than the rate of output water of Coffee screen net, when water covers the filter opening portion in Coffee screen net
Timesharing can form a pressure space on the top in Coffee screen net, brew to carry out minute-pressure to coffee, to sufficiently infiltrate
Ground coffee, so that the coffee for brewing out is more dense.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of coffee machine of the present invention;
Fig. 2 is the partial structure diagram of coffee machine in Fig. 1;
Fig. 3 is the enlarged structure schematic diagram in Fig. 2 at A;
Fig. 4 is the partial structure diagram of another embodiment of coffee machine of the present invention;Wherein, the strainer ontology of Coffee screen net is hidden
Hiding.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
The present invention proposes a kind of coffee machine.
Referring to Fig.1, in an embodiment of the present invention, which includes:
Base 7;
Grinding chamber 1, including cavity 11 and lid 12, cavity 11 are mounted on base 7, and lid 12 covers the formation of cavity 11 and grinds
The bottom of mill chamber 10, the grinding chamber 10 is equipped with beverage outlet 13;
Grinding device 2, including be set in grinding chamber 10 grinding knife group 21, outside the grinding chamber 10 for driving grinding knife
The motor 22 of 21 rotation of group;
Coffee screen net 3 is located on 21 periphery of grinding knife group, and the top of Coffee screen net 3 and lid 12 are tightly connected, coffee
The lower end of strainer 3 and the bottom wall of grinding chamber 10 abut against, and grinding chamber 10 is divided into mill beans chamber 101 and is located at mill beans chamber 101
The beverage chamber 102 of periphery, beverage outlet 13 are connected to beverage chamber 102 and are arranged;
Hot-water supply device 8 is connected to grinding chamber 10, to mill beans chamber 101 in hot-water supply, mill beans chamber 101 in
It is rectangular at pressure space thereon after the hot water for feeding preset volume;And
Electric control gear (not shown), is electrically connected with grinding device 2 and hot-water supply device 8, to control grinding dress
Set 2 and the work of hot-water supply device 8.
In the present embodiment, the hot water of preset volume refers to the hot water volume that can cover the filter opening part of Coffee screen net 3;It can be with
Understand, since Coffee screen net 3 has certain throttling action, the hot water of preset volume be rapidly injected by hot-water supply device 8,
And after the filter opening part for making hot water cover Coffee screen net 3, the hot water water level outside Coffee screen net 3 can be lower than in Coffee screen net 3
Water level can form the pressure space on the top in Coffee screen net 3 at this point, continuing to be rapidly injected hot water.
In the technical scheme of this embodiment, the top of Coffee screen net 3 and lid 12 are tightly connected, in this way, can pass through tune
The outle water rate for saving hot-water supply device 8 makes outle water rate be greater than the rate of output water of Coffee screen net 3, when water covers Coffee screen net 3
In filter opening part when, the pressure space can be formed on the top in Coffee screen net 3, come to coffee carry out minute-pressure brew,
To sufficiently infiltrate ground coffee, so that the coffee for brewing out is more dense.It should be noted that in the present embodiment, in hot water
Feeding mechanism 8 is after into mill beans chamber 101, the hot water amount that injects reaches preset value, can also continue to by hot-water supply device 8 to
It grinds and injects air in beans chamber 101, to increase or keep the air pressure in the pressure space, coffee liquid is continued to realize
Minute-pressure brews.
In the present embodiment, further, the air pressure in the pressure space is greater than or equal to 1bar and is less than or equal to
2bar, it is excessive to avoid the air pressure in the pressure space, it will be understood that pressure crosses conference and quickly increases going out for Coffee screen net 3
Water speed rate influences the infiltrating time of ground coffee.In addition, brewing effect, the gas in the pressure space to obtain effective minute-pressure
Pressure cannot be too small, in this way, the air pressure range in the pressure space is typically limited to 1.3bar~1.7bar.It needs to illustrate
It is, for determining that the coffee machine of model, the gross area equipped with filter opening and filter opening mesh number of Coffee screen net 3 are usually set
, so that the throttling action of Coffee screen net 3 is set, in this case, can be obtained needed for hot-water supply device 8 by experiment
Outle water rate is come so that the pressure space has suitable air pressure.
In the present embodiment, specifically, hot-water supply device 8 includes boiler 81, the water supplying pipe for connecting boiler 81 and grinding chamber
82 and the water pump 83 that is arranged on water supplying pipe 82.In the present embodiment, boiler 81 has water space, and to water storage is empty
Interior water is heated into hot water, intracavitary by the injection mill beans of water supplying pipe 82 with water supply pump 83.It should be noted that the present embodiment
In, which also has the function of to mill beans chamber injection air.Right the design is without being limited thereto, in other embodiments, hot water
Feeding mechanism 8 may include water tank, the water supplying pipe of connection water tank and grinding chamber and the water pump being arranged on water supplying pipe and heating
Water in water supplying pipe can be heated into hot water by pipe, heating tube, so that injecting the intracavitary water of mill beans by water pump is hot water.
In the present embodiment, for the intelligence for improving electric control gear, temperature sensor 9, Ke Yili is preferably provided in boiler 81
Solution, which is electrically connected with electric control gear, so that electric control gear can obtain the temperature of water in boiler 81, and in reality
When border water temperature reaches default water temperature, just control water pump 83 is intracavitary by the hot water injection mill beans of default water temperature, so that brewing institute
The coffee temperature obtained is appropriate, and mouthfeel is more preferable.In addition, boiler 81 is preferably arranged side by side with cavity 11, in the present embodiment to avoid coffee
The whole height of coffee machine is excessively high.
In the present embodiment, further, the top of Coffee screen net 3 and lid 12 pass through 4 radial seal of the first sealing ring
Connection.Specifically, lid 12 is equipped with the protrusion 121 for protruding into 3 top of Coffee screen net and being in the form of a column setting, the protrusion 121
The first sealing ring 4 is equipped between the inner peripheral surface on the top of outer peripheral surface and Coffee screen net 3, in this way, the top of Coffee screen net 3 can pass through
First sealing ring 4 realizes the direct sealed connection with lid 12.Right the design is without being limited thereto, described in other embodiments
Protrusion 121 can also be realized by helixseal structure with the top of Coffee screen net 3 and is tightly connected.In addition, in still other
In embodiment, the also settable sleeve outstanding of the inner face of lid 12, the outer peripheral surface on 3 top of Coffee screen net and the inner peripheral surface of sleeve
The outer peripheral surface of the inner peripheral surface and sleeve on sealed connection or 3 top of Coffee screen net is tightly connected.
Together referring to Fig. 2, in the present embodiment, specifically, the first sealing ring 4 includes annular in shape and along the axial direction of grinding chamber 10
The seal body 41 that direction extends, the medial surface of the seal body 41 are attached at the outer peripheral surface of the protruding portion, and lateral surface is then set
There is at least one be arranged in a ring to enclose seal bead 42, which contacts at the inner peripheral surface on 3 top of Coffee screen net.
It is appreciated that seal bead 42 adds the sealing reliability that the first sealing ring 4 can be improved.Such as Fig. 2, in the present embodiment, sealing
Convex ribs 42 are parallel and compartment of terrain is equipped with two circles;Certainly, in other embodiments, the circle number of seal bead 42 can also but be not limited to
1,3 or 4 etc., specific setting according to actual needs.In addition, seal bead 42 is on projection direction in cone in the present embodiment
Shape setting, in this way, the free end of seal bead 42 is prone to be conducive to the deformation that protrusion 121 is fitted into 3 top of Coffee screen net.
In the present embodiment, for avoid the first sealing ring 4 integrally slide into Coffee screen net 3 in, and make 3 top of Coffee screen net with
Seal failure between lid 12, the upper end of seal body 41, which preferably extends along the radially outward direction of grinding chamber 10, is equipped with limit
Flange 43, upper surface conflict of the limit flange 43 for Coffee screen net 3, and limit the first sealing ring 4 and Coffee screen net 3 it
Between relative motion.
In the present embodiment, further, the second sealing ring is equipped between the top of Coffee screen net 3 and the top of cavity 11
5, to realize the sealed connection between the top of Coffee screen net 3 and cavity 11;The top of Coffee screen net 3 and the sealing of lid 12 connect again
It connects, so that grinding chamber 10 is integral sealing, in this way, coffee cannot be natural from beverage outlet 13 after having made coffee
Outflow, needs to pressurize by the water pump 83 of hot-water supply device 8 into grinding chamber 10, could be by coffee from 13 row of beverage outlet
Out, to have the function that pressurization extraction coffee, the quality of coffee can be improved.In the present embodiment, the outside on 3 top of Coffee screen net
Face is equipped with positioning ring groove 30, which is arranged positioning with for the second sealing ring 5, to limit the second sealing ring 5 and coffee
Relative motion between coffee strainer 3 and cavity 11 so that the second sealing ring 5 be avoided integrally to slide into cavity 11, and then avoids coffee
Seal failure between 3 top of coffee strainer and cavity 11.Without loss of generality, the second sealing ring 5 is partially protrude through positioning ring groove 30,
And elasticity contacts at the medial surface on 11 top of cavity.
Referring to Fig.1, further, Coffee screen net 3 includes strainer ontology 31, the Yi Jicheng for being located on 21 periphery of grinding knife group
The fixed frame 32 of tubular setting, the lower axial end of the fixed frame 32 are fixedly connected on the upper axial end of strainer ontology 31.This implementation
In example, the lower axial end of strainer ontology 31 is the lower end of Coffee screen net 3, and the axial top of fixed frame 32 is the upper of Coffee screen net 3
Portion, i other words, the lower end of strainer ontology 31 and the bottom wall of grinding chamber 10 abut against, and fixed frame 32 and lid 12 are tightly connected, institute
State the lateral surface that fixed frame 32 is arranged in positioning ring groove 30.It is appreciated that the filter opening of Coffee screen net 3 is located on strainer ontology 31,
Fixed frame 32 is then used to that strainer ontology 31 is auxiliarily fixed, and filter opening is not provided on fixed frame 32, in this way, covering strainer ontology in hot water
After 31, absolute confined space can be formed between tubular fixed frame 32 and lid 12, so that coffee brews effect
Fruit is more preferable.
In the present embodiment, specifically, strainer ontology 31 is metalwork, and the rigidity to guarantee strainer ontology 31 is good.It is special
Not, strainer ontology 31 has good rigidity, and strainer ontology 31 can be improved to coffee bean and the outside impact force of coffee particles
Ability to bear.Preferably, for strainer ontology 31 as made by stainless steel material, stainless steel material has strong rigidity, can preferably support
The outside impact force of anti-coffee bean and coffee particles;Certainly, in other embodiments, strainer ontology 31 can also but be not limited to by aluminium
Made by other metal materials such as alloy, titanium alloy.Fixed frame 32 is plastic part, in this way, fixed frame 32 is convenient to pass through note
Modeling mode and strainer ontology 31 are fixed, and Shooting Technique is mature processing technology, are conducive to the batch machining system of the Coffee screen net 3
It makes.In addition, forming fixed frame 32 by Shooting Technique, used injection mold need to be simply only modified, can be easily formed
The positioning ring groove 30.Certainly, in other embodiments, which can also be by way of being bonded or welded and filter
What net ontology 31 was fixed.
Right the design is without being limited thereto, and in other embodiments, Coffee screen net 3 can also be all-metal strainer, i other words, coffee
Strainer 3 is whole as made by metal material, such as, but not limited to carries out processing formation by die-casting process or sheet metal process, such as
This, Coffee screen net 3 can have be more good integral rigidity.When Coffee screen net 3 is all-metal strainer, the all-metal strainer
Filter opening be preferably provided only on the middle part and/or lower part of all-metal strainer, that is to say, that the not set filter in the top of all-metal strainer
Hole, in this way, can be formed between the top and lid 12 of all-metal strainer absolutely behind the middle part that hot water covers all-metal strainer
Confined space so that coffee to brew effect more preferable.
In addition, to avoid during coffee machine works, strainer ontology 31 occurs in grinding chamber 10 in the present embodiment
Shake, in addition occur with grinding knife group 21 collide the phenomenon that, the bottom wall of cavity 11 is preferably provided with boss 14, the boss 14 with for
Strainer ontology 31 is arranged, and realizes positioning of the strainer ontology 31 in grinding chamber 10.
Referring to Fig.1, in the present embodiment, further, strainer ontology 31 includes be located on the periphery of grinding knife group 21 the
One strainer ontology 311 and the second strainer ontology 312 for being at least located on 311 lower periphery of the first strainer ontology, and the first filter
The bottom wall of net ontology 311 and 312 lower end of the second strainer ontology with grinding chamber 10 abuts against, with the first strainer ontology 311 with
The secondary filter chamber 103 being located between mill beans chamber 101 and beverage chamber 102 is limited out between second strainer ontology 312, in this way, In
During 21 ground coffee beans of grinding knife group or stirring coffee, even if having thicker coffee particles under the influence of centrifugal force
It breaks through the first strainer ontology 311 and enters secondary filter chamber 103, these coffee particles can also be limited in by the second strainer ontology 312
In secondary filter chamber 103, so that thicker coffee particles effectively be avoided to enter beverage chamber 102, the quality of coffee beverage is improved.It needs
It is noted that the boss 14 is arranged for the first strainer ontology 311 in the present embodiment.
In the present embodiment, the mesh number of the first strainer ontology 311 ranges preferably from 50 mesh~120 mesh, under the mesh number range
The first strainer ontology 311 there is the filter opening in moderate aperture most of coffee grounds is limited in mill beans chamber with when infusing coffee
In 101.Certainly, in other embodiments, the first strainer ontology 311 can also have smaller mesh number, to reduce Coffee screen net 3
Cost.In addition, the mesh number of the second strainer ontology 312 ranges preferably from 80 mesh~150 mesh in the present embodiment, under the mesh number range
The second strainer ontology 312 have compared with fine pore filter opening, on the one hand can avoid coffee grounds from secondary filter chamber 103 enter beverage
Chamber 102;On the other hand the rate that coffee flows to beverage chamber 102 can be reduced, convenient for the shape of the pressure space in mill beans chamber 101
At.Certainly, in other embodiments, the second strainer ontology 312 can also have bigger mesh number, to improve the limitation to coffee grounds
Effect and the throttling action for improving Coffee screen net 3.
Together referring to Fig. 3, further, the first strainer ontology 311 is equipped with the first reinforcing rib 33, first reinforcing rib 33
Including at least the reinforcing rib ring 33a being circumferentially arranged along the first strainer ontology 311, the first strainer sheet can be further enhanced as a result,
The rigidity of body 311 in the circumferential avoids the first strainer ontology 311 from becoming to resist the outside impact force of coffee bean and coffee particles
Shape, to extend the service life of Coffee screen net 3.In addition, this first to further increase the integral rigidity of the first strainer ontology 311
It is also preferable to include the strengthening rib strip 33b intersected with reinforcing rib ring 33a for reinforcing rib 33;Without loss of generality, strengthening rib strip 33b can be with
It is to extend along the axial direction of the first strainer ontology 311, is also possible to tilt with the axial direction of the first strainer ontology 311 and sets
It sets.Particularly, the upper end of strengthening rib strip 33b is preferably fixedly connected with fixed frame 32, so that the first strainer ontology 311
Rigidity have better guarantee.
Similarly, it is the integral rigidity of the second strainer ontology 312 of enhancing, the is also preferably provided on the second strainer ontology 312
Two reinforcing ribs 34.It should be noted that the first reinforcing rib 33 and the second reinforcing rib 34 are preferably also plastics material in the present embodiment
Matter, in this way, the first reinforcing rib 33 is convenient to be fixed on by injection molding manner on the first strainer ontology 311, the second reinforcing rib 34
Also it is convenient to be fixed on by injection molding manner on the second strainer ontology 312, to be conducive to the batch machining of the Coffee screen net 3
Manufacture.Particularly, fixed frame 32, the first reinforcing rib 33 and the second reinforcing rib 34 can one-time injection molding, process is actually
It is convenient.
It is the partial structure diagram of another embodiment of coffee machine of the present invention referring to Fig. 3, Fig. 3.Another embodiment is with before
State embodiment the difference is that, between the inner face of lid 12 and the upper surface of Coffee screen net 3 be equipped with seal washer 6, such as
This, the direct sealed connection on 3 top of Coffee screen net Yu lid 12 can be also realized by the seal washer 6, it will be understood that this sealing
It is connected as axial seal connection.
Further, the present embodiment and previous embodiment are also differ in that, cavity 11 is equipped on top for lid
Overlapped at 12 inner face edges ring-shaped step 111, the upper surface of Coffee screen net 3 is higher than or flushes in ring-shaped step 111, described close
Seal washer 6 is also padded and is located between ring-shaped step 111 and the medial surface edge of lid 12, in this way, can be simultaneously by the seal washer 6
The sealed connection between lid 12 and cavity 11 is realized, so that the integral sealing of grinding chamber 10 is realized, in this way, having made coffee
Afterwards, coffee cannot flow out naturally from beverage outlet 13, need to pressurize by the water pump of hot-water supply device into grinding chamber 10,
Coffee can be discharged from beverage outlet 13, to have the function that pressurization extraction coffee, the quality of coffee can be improved.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (17)
1. a kind of coffee machine characterized by comprising
Cavity and lid, the lid cover the cavity and form grinding chamber, and the bottom of the grinding chamber is equipped with beverage outlet;
Grinding device, including be set in the grinding chamber grinding knife group, be used to drive the grinding outside the grinding chamber
The motor of knife group rotation;
Coffee screen net is located on the grinding knife group periphery, and the top of the Coffee screen net and the lid are tightly connected, institute
The top and the cavity for stating Coffee screen net are tightly connected, and the lower end of the Coffee screen net and the bottom wall of the grinding chamber offset
It connects, the grinding chamber is divided into and grinds beans chamber and the beverage chamber positioned at the mill beans chamber periphery, described in the beverage outlet connection
The setting of beverage chamber;And
Hot-water supply device is connected to the grinding chamber, to the intracavitary hot-water supply of the mill beans, the mill beans are intracavitary to be supplied
It is rectangular at pressure space thereon after the hot water for entering preset volume;The preset volume refers to the filter that can cover the Coffee screen net
The hot water volume of bore portion.
2. coffee machine as described in claim 1, which is characterized in that pass through between the top of the Coffee screen net and the lid
First sealing ring radial seal connection.
3. coffee machine as claimed in claim 2, which is characterized in that the lid is equipped with and protrudes into the Coffee screen net top and be in
The protrusion of column setting is equipped with described the between the inner peripheral surface on the top of the outer peripheral surface of the protrusion and the Coffee screen net
One sealing ring.
4. coffee machine as claimed in claim 3, which is characterized in that first sealing ring includes annular in shape and along the grinding
The seal body that the axial direction of chamber extends, it is convex that the lateral surface of the seal body is equipped at least one circle sealing being arranged in a ring
Muscle, the seal bead elasticity contact at the inner peripheral surface on the Coffee screen net top.
5. coffee machine as claimed in claim 4, which is characterized in that the radial direction of grinding chamber described in the upper end edge of the seal body
Outward direction, which extends, is equipped with limit flange, and the upper surface of the Coffee screen net contacts at the limit flange.
6. coffee machine as claimed in claim 2, which is characterized in that the top of the top of the Coffee screen net and the cavity it
Between be equipped with the second sealing ring.
7. coffee machine as claimed in claim 6, which is characterized in that the lateral surface on the Coffee screen net top is equipped with for described the
Two sealing rings are arranged the positioning ring groove of positioning, and second sealing ring is partially protrude through the positioning ring groove, and elasticity contacts at
The medial surface on the cavity top.
8. coffee machine as described in claim 1, which is characterized in that the upper end of the inner face of the lid and the Coffee screen net
Seal washer is equipped between face.
9. coffee machine as claimed in claim 8, which is characterized in that the cavity is equipped on top and supplies lid inner face side
Along overlapped ring-shaped step, the upper surface of the Coffee screen net is higher than or flushes in the ring-shaped step, and the seal washer is also
Pad is located between the ring-shaped step and the medial surface edge of the lid.
10. coffee machine as claimed in any one of claims 1 to 9, which is characterized in that the Coffee screen net is all-metal filter
Net.
11. coffee machine as claimed in claim 10, which is characterized in that the filter opening of the all-metal strainer is located at the all-metal
The middle part and/or lower part of strainer.
12. coffee machine as claimed in any one of claims 1 to 9, which is characterized in that the Coffee screen net includes being located on institute
It states the strainer ontology of grinding knife group periphery and is cylindrical in shape the fixed frame of setting, the lower axial end of the fixed frame is fixedly connected
In the upper axial end of the strainer ontology, the lower axial end of the strainer ontology is the lower end of the Coffee screen net, the fixation
The axial top of frame is the top of the Coffee screen net.
13. coffee machine as claimed in claim 12, which is characterized in that the strainer ontology is metalwork, and the fixed frame is
Plastic part, the fixed frame are fixed by injection molding manner and the strainer ontology.
14. coffee machine as claimed in claim 12, which is characterized in that the bottom wall of the cavity is equipped with boss, the strainer sheet
Body is set on the boss, to be located in the grinding chamber.
15. coffee machine as claimed in any one of claims 1 to 9, which is characterized in that the air pressure in the pressure space is greater than
Or it is equal to 1bar and is less than or equal to 2bar.
16. coffee machine as claimed in claim 15, which is characterized in that air pressure range in the pressure space be 1.3bar~
1.7bar。
17. coffee machine as claimed in any one of claims 1 to 9, which is characterized in that the Coffee screen net includes being located on institute
It states the first strainer ontology of grinding knife group periphery and is at least located on the second strainer of the first strainer body lower part periphery
Ontology, and the bottom wall of the first strainer ontology and the second strainer ontology lower end with the grinding chamber abuts against, with
It is limited out between the first strainer ontology and the second strainer ontology between the mill beans chamber and the beverage chamber
Secondary filter chamber.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610826055.7A CN107811514B (en) | 2016-09-14 | 2016-09-14 | Coffee machine |
JP2018512513A JP6647393B2 (en) | 2016-09-14 | 2017-02-21 | Coffee maker and coffee making method |
US15/578,712 US10694885B2 (en) | 2016-09-14 | 2017-02-21 | Coffee maker and coffee preparation method |
EP17800996.5A EP3513689B1 (en) | 2016-09-14 | 2017-02-21 | Coffee maker and preparation method therefor |
PCT/CN2017/074249 WO2018049789A1 (en) | 2016-09-14 | 2017-02-21 | Coffee maker and preparation method therefor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610826055.7A CN107811514B (en) | 2016-09-14 | 2016-09-14 | Coffee machine |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107811514A CN107811514A (en) | 2018-03-20 |
CN107811514B true CN107811514B (en) | 2019-11-08 |
Family
ID=61600407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610826055.7A Active CN107811514B (en) | 2016-09-14 | 2016-09-14 | Coffee machine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107811514B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3934492A4 (en) * | 2019-03-06 | 2022-11-30 | Innovative Brewing, LLC | Devices and methods for brewing beverages |
FR3104396B1 (en) * | 2019-12-13 | 2023-02-10 | Unic | Group for the preparation of beverages by infusion |
CN113509060B (en) * | 2020-04-09 | 2023-03-31 | 漳州灿坤实业有限公司 | Coffee bean grinding mechanism, detection method of to-be-ground object condition of coffee bean grinding mechanism and coffee pot combination |
CN113520158B (en) * | 2021-08-23 | 2023-10-20 | 苏州家益厨具科技有限公司 | Easy-to-clean grinding and pressurizing extraction integrated coffee cup |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4865737A (en) * | 1989-01-03 | 1989-09-12 | Mcmichael John R | Filter support for disposable coffee filters |
EP0367600A1 (en) * | 1988-11-02 | 1990-05-09 | Kabushiki Kaisha Toshiba | Centrifugal brewing type coffee maker |
CN101181135A (en) * | 2007-12-04 | 2008-05-21 | 广东亿龙电器股份有限公司 | Centrifugal type coffee machine |
CN102551538A (en) * | 2011-12-16 | 2012-07-11 | 周林斌 | Coffee pot with function of grinding coffee beans |
CN103040361A (en) * | 2013-01-08 | 2013-04-17 | 周林斌 | Bean grinding coffee maker and method thereof |
CN103169377A (en) * | 2013-01-08 | 2013-06-26 | 周林斌 | Coffeepot filter device and method thereof |
CN205548335U (en) * | 2016-02-03 | 2016-09-07 | 快达实业有限公司 | Centrifugal extraction coffee machine of cold soak |
CN206284885U (en) * | 2016-09-14 | 2017-06-30 | 广东美的生活电器制造有限公司 | Coffee machine |
-
2016
- 2016-09-14 CN CN201610826055.7A patent/CN107811514B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0367600A1 (en) * | 1988-11-02 | 1990-05-09 | Kabushiki Kaisha Toshiba | Centrifugal brewing type coffee maker |
US4865737A (en) * | 1989-01-03 | 1989-09-12 | Mcmichael John R | Filter support for disposable coffee filters |
CN101181135A (en) * | 2007-12-04 | 2008-05-21 | 广东亿龙电器股份有限公司 | Centrifugal type coffee machine |
CN102551538A (en) * | 2011-12-16 | 2012-07-11 | 周林斌 | Coffee pot with function of grinding coffee beans |
CN103040361A (en) * | 2013-01-08 | 2013-04-17 | 周林斌 | Bean grinding coffee maker and method thereof |
CN103169377A (en) * | 2013-01-08 | 2013-06-26 | 周林斌 | Coffeepot filter device and method thereof |
CN205548335U (en) * | 2016-02-03 | 2016-09-07 | 快达实业有限公司 | Centrifugal extraction coffee machine of cold soak |
CN206284885U (en) * | 2016-09-14 | 2017-06-30 | 广东美的生活电器制造有限公司 | Coffee machine |
Also Published As
Publication number | Publication date |
---|---|
CN107811514A (en) | 2018-03-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107811514B (en) | Coffee machine | |
CN204133223U (en) | Electric pressure cooking saucepan magnetic force water valve water inlet and water outlet brew machine | |
US10806293B2 (en) | Coffee machine screen and coffee machine | |
CN105725795A (en) | Working method of automatic sealing, water-adding and bean-grinding coffee machine | |
US8069775B2 (en) | Brewing apparatus and process for making infusions or beverages, particularly espresso | |
GB2456372A (en) | Full-automatic Drip Coffee Maker with Coffee Bean Grinder | |
CN206333753U (en) | Coffee machine | |
CN107874621A (en) | Coffee machine filter screen and coffee machine | |
CN206284885U (en) | Coffee machine | |
EP3345516B1 (en) | Coffee machine strainer and coffee machine | |
US20080022859A1 (en) | Device for Producing a Brew of an Aromatic Vegetable Substance and Cartridge Containing Said Aromatic Vegetable Substance | |
CN107811513B (en) | Coffee machine and coffee preparation method | |
CN208909800U (en) | It is used to prepare the utensil of beverage | |
CN103385655B (en) | Cooker | |
EP3513689B1 (en) | Coffee maker and preparation method therefor | |
CN100496356C (en) | Brewing chamber for coffee machine and coffee machine | |
CN106308520A (en) | Coffee machine capable of automatically adding water and milling coffee bean | |
CN105266657A (en) | Coffee machine and filter drainage tube | |
CN206333757U (en) | Coffee machine filter screen and coffee machine | |
JP2014526360A (en) | Hot beverage production device | |
CN107997523A (en) | A kind of teapot for making tea | |
CN209090885U (en) | A kind of coffe filtering cup | |
CN208677076U (en) | A kind of bean-grinding coffee machine | |
CN208404179U (en) | It is a kind of to brew the good drink capsule of effect and capsule beverage machine | |
KR200266692Y1 (en) | Coffee extracting apparatus of coffee machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |