CN103142142A - Portable espresso coffee machine with adjustable pressure - Google Patents

Portable espresso coffee machine with adjustable pressure Download PDF

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Publication number
CN103142142A
CN103142142A CN2013100664277A CN201310066427A CN103142142A CN 103142142 A CN103142142 A CN 103142142A CN 2013100664277 A CN2013100664277 A CN 2013100664277A CN 201310066427 A CN201310066427 A CN 201310066427A CN 103142142 A CN103142142 A CN 103142142A
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coffee
water
cavity
pressure
filled
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宋雨果
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Abstract

The invention provides a portable espresso coffee machine with adjustable pressure, which comprises a water holding cavity used for holding hot water and a coffee dissolving cavity used for extracting espresso coffee. The water holding cavity is provided with a piston which moves by tightly closing the inner wall of the water holding cavity, so that high pressure is formed by compressing a space for holding water in the water holding cavity, accordingly, the hot water in the water holding cavity is pressed in the coffee dissolving cavity, and simultaneously, high pressure is formed in the coffee dissolving cavity for extracting coffee. A coffee liquid outlet is opened on the coffee dissolving cavity, a pressure adjusting device comprising a rubber valve, an elastic accessory for supporting the rubber valve to plug up the coffee liquid outlet and an elastic control assembly for adjusting the elastic accessory to stretch and retract toward the liquid outlet is arranged to adjust pressure used for extracting coffee to acquire espresso coffee in the coffee dissolving cavity, and thereby different tastes of espresso coffee are prepared.

Description

A kind of pressure adjustable and portable formula espresso coffee machine
Technical field
The present invention relates to a kind of coffee machine, relate in particular to a kind of portable espresso coffee machine, when preparation coffee, the internal pressure of this espresso coffee machine can be made size adjustment as required, thereby obtains the concentrated coffee of different mouthfeels, satisfies the demand of different groups.
Background technology
Coffee comprises the compositions such as caffeine, tannic acid, protein, acidity and volatile fat.It not only has higher nutritive value, and that suitable coffee for drinking helps is anti-oxidant, protect the heart, strengthening the bones and muscles, the short food of appetizing, the fat that disappears disappear, and long-pending, sharp key dehumidify, activates blood circulation and disperses blood clots, ceases wind stops convulsion, and coffee has the fatigue of elimination, the effect such as refresh oneself.Thereby coffee becomes a kind of perfect enjoyment already, is very popular now popular drink.
People find in for mild pursuit process, and the quality of coffee not only depends on kind and the water temperature of coffee, and the hydraulic pressure of infusing coffee has most important impact equally for quality of coffee.Concrete, the water of higher pressure can further extract non-water-soluble material, thereby makes lipid (Lipophilic Substances) emulsification fully of coffee inside, dissolves in water, makes coffee have more " alcohol flavor ".As present very popular Italian concentrated coffee (Espresso), just be strict with hydraulic pressure control between 9 ± 2bar.
In the last few years, based on the pursuit of people for quality of coffee, occurred some on market and small-sized be suitable for espresso coffee machines that family uses, make originally only just can drink in professional occasion, adopt relatively large special purpose machinery boil heat boiler by electricity in the concentrated coffee that obtains of the pressure extraction of water generates begin to step into family life.All provide different espresso coffee machine to satisfy people for the demand of daily preparation concentrated coffee as International Publication No. for WO2005002405, China Patent Publication No./Granted publication number patent/application documents for CN101219032A, CN201542433U, CN202567818U.To utilize the pressure of steam in the short time, coffee to be separated out to obtain the Espresso of high-quality different from large-scale special purpose machinery, existing small-sized espresso coffee machine generally adopts the mechanical force transfer pressure, it includes a pressure-generating device, between the operating period, need the user to expend larger manpower with the specific pressure of output.And older for some, or the less user of strength, it is difficult to adopt these pressure-generating devices to obtain at short notice larger pressure, thereby is difficult to obtain high-quality concentrated coffee.And for coffee, people sample difference separately, thereby also different for the requirement of hydraulic pressure, as Italian concentrated coffee, hydraulic pressure requires to be controlled between 9 ± 2bar, make coffee more strong but wish to obtain larger hydraulic pressure for some clients, wish to reduce the hydraulic pressure of preparation coffee for other clients, to obtain the relatively light coffee of taste.
Thereby the hydraulic pressure when how to control espresso coffee machine and preparing coffee, to satisfy the needs of different crowd, be the problem that those skilled in the art need solution badly.
Summary of the invention
In order to address the above problem, the invention provides a kind of pressure adjustable and portable formula espresso coffee machine, it can extract by the pressure-regulating device adjustment extracting pressure of coffee, thereby obtains the coffee of multiple taste under different extracting pressure; And it is simple in structure, is convenient to carry obtain at any time concentrated coffee.
A kind of pressure adjustable and portable formula espresso coffee machine provided by the present invention comprises housing, has the cavity of being filled with water and coffee molten chamber in described housing;
The described cavity that is filled with water is by high pressure water injection hole and the molten chamber conducting of described coffee, be provided with piston in the described cavity that is filled with water, the inwall that described piston can be close to the described cavity that is filled with water moves, compress the space that is filled with water in the described cavity that is filled with water, the water in the described cavity that is filled with water is pressed into described coffee molten chamber through described high pressure water injection hole;
The molten chamber of described coffee offers the coffee liquid discharging mouth, is provided with pressure-regulating device on described coffee liquid discharging mouth; Described pressure-regulating device comprises the glue valve that matches with described coffee liquid discharging mouth structure, supports described glue valve with the elasticity accessory of blocking described coffee liquid discharging mouth and the elastic force Control Component of adjusting described elasticity accessory stroke.
Alternatively, described elastic force Control Component comprises the lifting base that is arranged at described coffee liquid discharging mouth below; The upper end of described elasticity accessory is fixedly connected with described glue valve, and the lower end is fixed on described lifting base;
Surface at described housing is provided with adjustable ring, and described adjustable ring can rotate to regulate described pedestal around described housing and move up and down.
Alternatively, described elastic force Control Component also comprises the pilum that arranges around described coffee liquid discharging mouth periphery; Described pilum is axially arranged with moving track along it, and described lifting base is fixed on described moving track, and moves along described moving track.
Alternatively, described pilum is the hollow structure of lower ending opening, described lifting base upper/lower terminal opening; Described pilum be provided with along its axial rings around internal thread, described lifting base is provided with the external screw thread that matches with described female thread structure, described adjustable ring is controlled described lifting base around described coffee liquid discharging mouth axial-rotation.
Alternatively, described elasticity accessory is a spring that vertically arranges, and described spring is positioned at described pilum and the inner cavity that forms of lifting base, and described spring lower end is fixed on described lifting base, and the upper end props up described glue valve.
Alternatively, described housing comprises: the first shell section of described piston, the 3rd shell section that is provided with the second shell section of the described cavity that is filled with water and is provided with the molten chamber of described coffee are installed; Described the first shell section, the second shell section and the 3rd shell section from top to bottom are fixedly connected sequentially;
Described the first shell section is provided with the lever handle that drives described piston;
Described coffee liquid discharging mouth is positioned at lower end, the molten chamber of described coffee, is provided with in described the 3rd shell section the coffee extract mouth that communicates with described coffee liquid discharging mouth; Described pressure-regulating device is positioned at described the 3rd shell section.
Alternatively, described high pressure water injection hole comprises the water filling through hole in described be filled with water cavity and coffee molten chamber of conducting, and be installed in described water filling through hole or two ends realize the filtration film of conducting by high pressure.
Alternatively, be equipped with in described high pressure water injection hole most advanced and sophisticated down and extend to the first pricker in described coffee molten chamber, described the first pricker is provided with first through hole in described be filled with water cavity and coffee molten chamber of conducting.
Alternatively, also be provided with the second pricker that the tip extends to inside, the molten chamber of described coffee, described the second pricker is provided with the second through hole of the molten chamber of the described coffee of conducting and coffee liquid discharging mouth.
Compared with prior art, pressure adjustable and portable formula espresso coffee machine of the present invention has the following advantages:
1) piston of pressure adjustable and portable formula espresso coffee machine of the present invention is close to the described cavity inner wall that is filled with water and is moved to produce high pressure in the described cavity that is filled with water, and the hot water that will be filled with water in cavity by described high pressure injects described coffee molten chamber by the high pressure water injection hole, and simultaneously form high pressure in coffee molten chamber, thereby make coffee in coffee molten chamber under the high pressure-temperature condition rapidly extraction obtain concentrated coffee, simultaneously back down by the high pressure in coffee molten chamber the glue valve that arranges on the coffee liquid discharging mouth in the molten chamber of coffee, obtain concentrated coffee;
Described pressure-regulating device is vertically regulated the stroke of described elasticity accessory along described coffee liquid discharging mouth, apply the power that is used for blocking described coffee liquid discharging mouth of described glue valve to regulate described elasticity accessory, regulate the pressure that bears in described coffee molten chamber with this, thus the coffee that extracts under the preparation different pressures.
2) in possibility, regulate lifting base along the axial position of described coffee liquid discharging mouth by described adjustable ring, thereby regulate the collapsing length as the spring of elastic force accessory, with regulate described spring apply described glue valve in order to block the power of described coffee liquid discharging mouth, reach and control the pressure purpose that can bear in described coffee molten chamber.It is simple in structure, and is easy to operate, has greatly strengthened the pressure controlled convenient degree of pressure adjustable and portable formula espresso coffee machine, and to be applicable to all kinds of crowds, it is practical;
And the setting of described the first pricker and the second pricker makes described coffee molten chamber not only can place coffee powder, and can place the capsule that coffee powder is housed; After described capsule is put into described coffee molten chamber, and realize the first shell section and be connected after the shell section connects, the first pricker and the second pricker puncture described capsule, introduced in capsule by the High-Pressure Water that the first through hole of the first pricker will be filled with water in cavity, with the extraction concentrated coffee, and by the second through hole of the second pricker, the concentrated coffee of extraction is drawn described coffee liquid discharging mouth;
In addition pressure adjustable and portable formula espresso coffee machine volume of the present invention is small and exquisite, is convenient to the user and carries, to prepare the concentrated coffee of the multiple taste that extracts under different pressures.
Description of drawings
Fig. 1 is the structural representation of an embodiment of pressure adjustable and portable formula espresso coffee machine of the present invention;
Fig. 2 is the syndeton schematic diagram of pressure adjustable and portable formula espresso coffee machine the first shell section and the second shell section in Fig. 1;
Fig. 3 is the structural representation of the pressure-regulating device of pressure adjustable and portable formula espresso coffee machine in Fig. 1;
Fig. 4 is the structural representation in the coffee molten chamber of another embodiment of pressure adjustable and portable formula espresso coffee machine of the present invention.
The specific embodiment
Just as stated in the Background Art, existing espresso coffee machine mostly the mode by mechanical force being converted into pressure so that the pressure of espresso coffee machine to be provided, thereby under the high temperature and high pressure condition, the concentrated coffee of extraction savoriness within the short time, during this time, need the user to export larger muscle power, thereby inapplicable all groups.And homogeneous raw material just can obtain the concentrated coffee of different taste under different pressure, and the pressure of the output of existing espresso coffee machine is certain, thereby taste is comparatively single.In addition, the structure of existing coffee machine is comparatively complicated, and volume is also larger, is not suitable for the user and carries to obtain at any time concentrated coffee.
For this reason, the invention provides a kind of pressure adjustable and portable formula espresso coffee machine, it comprises be used to the cavity and be used for the molten chamber of coffee of extraction concentrated coffee of being filled with water that holds hot water.In use procedure, by regulating the movement of the piston that the described cavity inner wall that is filled with water of the described cavity inner close fitting that is filled with water moves, compression is filled with water the space that is filled with water in cavity forming high pressure, and the hot water in the cavity that will be filled with water whereby is pressed into coffee molten chamber, forms high pressure with extraction coffee simultaneously in coffee molten chamber.And the coffee liquid discharging mouth of offering in described coffee molten chamber is provided with pressure-regulating device, described pressure-regulating device comprises the glue valve, support described glue valve blocking the elasticity accessory of described coffee liquid discharging mouth, and regulates described elasticity accessory along the elastic force Control Component of the axial stroke of described coffee liquid discharging mouth.
In use procedure, the movement by promoting described piston forms high pressure in described coffee molten chamber, to break through described glue valve for the shutoff of coffee liquid discharging mouth, obtain extraction coffee.During this time, regulate described elastic force accessory along the axial length of described coffee liquid discharging mouth by the elastic force Control Component, the power that is used for shutoff coffee liquid discharging mouth that is applied to regulate described glue valve, thereby control by the pressure value that is used for the extraction concentrated coffee in described coffee molten chamber, to produce the concentrated coffee of different mouthfeels.Adopt pressure adjustable and portable formula espresso coffee machine of the present invention, the user can be according to the needs of self, the coffee taste that comprises the strength of self or like is regulated pressure in coffee molten chamber, the concentrated coffee of the different taste that is extracted to obtain under different pressures by the elastic force Control Component.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Set forth in the following description a lot of details so that fully understand the present invention, implement but the present invention can also adopt other to be different from alternate manner described here, so the present invention has not been subjected to the restriction of following public specific embodiment.
Embodiment 1
With reference to shown in Figure 1, described pressure adjustable and portable formula espresso coffee machine comprises the multi-section combined housing that is column, described combined shell comprises the first shell section 10 that is provided with the Output pressure device, the second shell section 20 that is provided with the cavity 21 that is filled with water, and the 3rd shell section 30 that is provided with the molten chamber 31 of coffee.Described the first shell section 10, the second shell section 20 and the 3rd shell section 30 are longitudinal arrangement.
Described the first shell section 10 comprises the cavity 11 of lower ending opening, and the cavity 21 that is filled with water of described the second shell section 20 is the upper end open shape, and dock with the described upper end that is filled with water cavity 21 cavity 11 lower ends.Wherein, in the cavity 11 of described the first shell section 10, piston 40 is housed, be provided with in described the first shell section 10 outsides be used to driving described piston 40 along the lever handle 50 of described combined shell length direction (also namely vertically) in described cavity 11 and the cavity 21 interior movements that are filled with water, stretched in the described cavity 21 that is filled with water by cavity 11 thereby control described piston 40, and described cavity 21 inwalls that are filled with water of fitting move up and down.
Particularly, an end of described lever handle 50 is installed on the outside of described the first shell section 10, is provided with the first pole 51 and the second pole 52 in described the first shell section 10 cavitys 11.Wherein, the first pole 51 horizontally sets, and the one end is fixedly connected with (connected mode is hinged, and this pin joint position is fixed) by a rotating shaft that runs through described the first shell section 10 sidewalls (indicating in figure) with described lever handle 50, this rotating shaft only can be around the axle rotation of self., drive described the first pole 51 and swing with identical radian around described rotating shaft when described rotating shaft is rotated when described lever handle 50 1 ends.Described the second pole 52 is vertical setting, and the other end of one end and described the first pole 51 is hinged by rotating shaft (in figure mark), and the other end of described the second pole 52 is articulated in described piston 40 upper ends by another rotating shaft.The structure of described piston 40 and the described cavity 21 that is filled with water are complementary, and described piston 40 can be close to the described inwall that is filled with water cavity 21 and from top to bottom move, and compress the space that is filled with water in the described cavity 21 that is filled with water and press to the high pressure in the molten chamber 31 of described coffee with formation.As described in Figure, when described lever handle 50 lifts, drive described piston 40 by described the first pole 51 and the second pole 52 and moved by the second shell section 20 to first shell section 10 directions; And when described lever handle 50 presses down, the first pole 51 and the second pole 52 drive described piston 40 and are moved by the first shell section 10 to second shell section 20 directions, compress described piston 40 to the space (water space in the cavity 21 that namely is filled with water) of cavity 21 bottoms that are filled with water.
During use, press down described lever handle 50, driving described piston 40 moves to described coffee molten chamber 31, at this moment, in the described cavity 21 that is filled with water, space filled with hot water diminishes rapidly, thereby forms high pressure, and by described high pressure, the hot water in described water-containing cavity 21 are pressed in coffee molten chamber 31, form high pressure simultaneously in described coffee molten chamber 31.
The molten chamber 31 of the coffee of described the 3rd shell section 30 is the upper end open shape, and the bottom of described the second shell section 20 is fixed in the upper end in described coffee molten chamber 31.Be provided with the high pressure water injection hole 22 of running through described the second shell section 20 bottoms in the bottom of the cavity 21 that is filled with water, thereby conducting is described be filled with water cavity 21 and coffee molten chamber 31, offer the coffee liquid discharging mouth 32 of vertical setting in the bottom in described coffee molten chamber 31, be used for extracting concentrated coffee.In conjunction with reference to shown in Figure 2, described high pressure water injection hole 22 comprises water filling through hole 24, and described water filling through hole 24 connects described cavity 21 bottoms of being filled with water, thus conducting described cavity 21 and the coffee molten chamber 31 of being filled with water.Wherein, described water filling through hole 24 the first half 221 apertures are less, and after pouring water in the described cavity 21 that is filled with water, water can't flow out rapidly; Only have piston 40 to move from top to bottom, when forming high pressure in the described cavity 21 that is filled with water, the water in the cavity 21 that is filled with water just can inject described coffee molten chamber 31 under High Pressure.In preferred version, (be described be filled with water cavity 21 bottoms) also can set up and filter film 23 above described water filling through hole 24.Described filtration film 23 offers aperture, and this small aperture is very little to be only had under external force, just can expand to make liquid pass through.In use procedure, hold the space of hot water and the high pressure that forms based on move the described cavity 21 that is filled with water of compression through described piston 40, filter the little bore expansion of film 23, hot water in the described cavity 21 that is filled with water is pressed in described coffee molten chamber 31 by described water filling through hole 24, and forms high pressure in described coffee molten chamber 31 simultaneously.And coffee powder extraction rapidly under high pressure-temperature makes concentrated coffee.
With reference to shown in Figure 1, be provided with described coffee liquid discharging mouth 32 in the bottom in described coffee molten chamber 31, be provided with pressure-regulating device 100 below described coffee liquid discharging mouth 32; When producing concentrated coffee, described pressure-regulating device 100 is used for controlling the size of described coffee molten chamber 31 pressure.Shown in Figure 3 in conjunction with reference, described pressure-regulating device 100 comprises the glue valve 120 that is arranged at described coffee liquid discharging mouth 32 belows, described coffee liquid discharging mouth 32 is blocked in described glue valve 120 upper ends, be provided with spring 130 as the elasticity accessory and be positioned at described glue valve 120 belows along axially (namely in figure vertically) of described coffee liquid discharging mouth 32, described spring 130 is granted the support force that described glue valve 120 makes progress, thereby makes described glue valve 120 block described coffee liquid discharging mouth 32.And when described piston 40 from top to bottom in moving process, the molten chamber of described coffee 31 pressure increase gradually, after pressure reaches particular value in described coffee molten chamber 31, break through described glue valve 120 for the shutoff of described coffee liquid discharging mouth 32, make the concentrated coffee that makes by flowing out in coffee liquid discharging mouth 32.
Described pressure-regulating device 100 also comprises the elastic force Control Component, described elastic force Control Component is used for adjusting described spring 130 length (being the stroke of spring 130), grant the support force of described glue valve 120 to adjust described spring 130, and adjust thus in described coffee molten chamber 31, need to break through described glue valve 120 for the pressure of described coffee liquid discharging mouth 32 shutoff, be in described coffee molten chamber 31, the force value during the extraction concentrated coffee.Concrete structure comprises, in described the 3rd shell section 30, be provided with a lifting base 140, described spring 130 upper ends prop up described glue valve 120, the lower end is fixed on described lifting base 140, and on described the 3rd shell section 30, and being provided with one on the surface of described the 3rd shell section 30 can be around the adjustable ring 110 of the axial rotation of described cylindrical shell, rotate described adjustable ring 110 and can control described lifting base 140 and move up and down, thus the length of regulating described spring 130.
Particularly, described lifting base 140 upper end open are provided with around the axial internal thread of described coffee liquid discharging mouth 32 at the openend inwall.In the lower end of described coffee liquid discharging mouth 32, be provided with the pilum 150 that arranges around described coffee liquid discharging mouth 32 peripheries, described pilum 150 is the hollow barrel of lower ending opening; Be provided with at the outer surface of described pilum 150 external screw thread that the female thread structure with described lifting base 140 is complementary, the internal thread of this external screw thread and described lifting base 140 forms helicitic texture 170 jointly, with the track that axially moves up and down along described pilum 150 as described lifting base 140.Rotate described adjustable ring 110, order about described lifting base 140 and move up and down along the helicitic texture 170 of described pilum 150, thus the length of regulating described spring 130.Described adjustable ring 110 can be fixedly connected with described lifting base 140 by fixed structures such as buckles, thereby rotates described adjustable ring 110 simultaneously, and described lifting base 140 is moved up and down along described helicitic texture 170.in the present embodiment, outer surface at described lifting base 140 is provided with the external screw thread that axially arranges around described coffee liquid liquid outlet 32, and be provided with at the contact site of described adjustable ring 110 and described lifting base 140 internal thread that the external thread structure with described lifting base 140 is complementary, common second helicitic texture 160 that forms of the external screw thread of described internal thread and described lifting base 140, with as the transmission mechanism between described adjustable ring 110 and described lifting base 140, to rotate in described this process of adjustable ring 110(, 110 need of described adjustable ring are around vertical rotation, need not to occur movement longitudinally) drive described lifting base 140 and move up and down by described helicitic texture 170.It should be noted that in said structure, only need to keep the accuracy that just can guarantee described spring 130 length adjustment in above-mentioned helicitic texture 160 and 170.As when as described in adjustable ring 110 with as described in lifting base 140 by as described in the second helicitic texture 160 when being connected, described screw connection structure 170 can be substituted by linear track fully, also can directly remove described helicitic texture 170, described lifting base 140 is placed on described pilum 150, guarantees that described lifting base 140 realizes moving up and down just can.These simply change all in protection scope of the present invention.
As figure, described lifting base 140 and pilum 150 are hollow structure, and described spring 130, glue valve 120 are all in described lifting base 140 and the inner cavity that forms of pilum 150.And be provided with opening 141 in the lower end of described lifting base 140, it communicates with described coffee liquid discharging mouth 32, described the 3rd shell section 30 lower ends are provided with coffee extract mouth 33, described coffee extract mouth 33 communicates with described coffee liquid discharging mouth 32 and opening 141, is used for being extracted in the concentrated coffee that molten chamber 31 extractions of described coffee obtain.
During use, thereby rotate described adjustable ring 110 and regulate described lifting base 140 along the axial position of described coffee liquid discharging mouth 32, thereby compression or discharge described spring 130 regulating its length, and determine the support force of the described spring 130 described glue valve 120 of being granted with this.And in described coffee molten chamber 31, from top to bottom move based on described piston 40, hot water in the described cavity 21 of being filled with water are pressed in described coffee molten chamber 31, and form high pressure in described coffee molten chamber 31, impel the coffee powder extraction rapidly within the lower short time of HTHP in described coffee molten chamber 31.Simultaneously, the described glue valve 120 of the interior formed impacting with high pressure in the molten chamber 31 of described coffee, when described high pressure reaches specific numerical value, be enough to form greater than described spring 130 grant described glue valve 120 be used for the power of the described coffee liquid discharging mouth 32 of shutoff the time, described glue valve 120 pressurizeds also move down, thereby described coffee liquid discharging mouth 32 is opened, and concentrated coffee flows out.In this process, set spring length (being stroke) has determined the pressure that can bear in described coffee molten chamber 31, i.e. the preparation pressure of concentrated coffee.
Adopt the present embodiment pressure adjustable and portable formula espresso coffee machine to prepare the whole process of concentrated coffee fast and convenient, and rotate just the accurately and meticulously length of regulating spring 130 by described adjustable ring 170, can accurately regulate the pressure in described coffee molten chamber 31, to obtain the concentrated coffee that extracts under different pressures.And pressure adjustable and portable formula espresso coffee machine of the present invention is cylindrical-shaped structure, and its structure is similar in common thermos cup, is easy to carry.
Described the first shell section 10, the second shell section 20 and the 3rd shell section 30 can be fixedly connected with in twos by structures such as screw threads.Be convenient to the assembly and disassembly of described pressure adjustable and portable formula espresso coffee machine, improve the convenience of its use.
Embodiment 2
In conjunction with reference to shown in Figure 4, this example is roughly the same with embodiment 1 structure, and difference only is, in described water filling through hole 24, also has additional most advanced and sophisticated lower surface of extending described the second shell section 20 down, the first pricker 61 in through described coffee molten chamber 31.After the 3rd shell section 30 and the first shell section 10 and the second shell section 20 assemblings, the tip of described the first pricker 61 (indicating in figure) extends in described coffee molten chamber 31.Described the first pricker 61 is provided with the first through hole (in figure indicate) vertically with described cavity 21 and the coffee molten chamber 31 of being filled with water of conducting; Flow of hot water in the described cavity 21 that is filled with water enters described coffee molten chamber 31 through described the first through hole.And in the upper end of described coffee liquid discharging mouth 32, be provided with most advanced and sophisticated up and extend to the second pricker 62 of 31 inside, the molten chamber of described coffee, described the second pricker 62 is provided with the second through hole (not indicating in figure) in the upper end open of described the second pricker 62, with the molten chamber 31 of the described coffee of conducting and coffee extract mouth 33.
Carry for the ease of coffee powder, kind of a coffee capsule is arranged on market, it is packed quantitative ground coffee in one box body of being made by paper, plastic material, aluminium or similar material.When the pressure adjustable and portable formula espresso coffee machine that this enforcement provides uses, the coffee capsule that coffee powder is housed is put into described coffee molten chamber 31, and after completing described the first shell section 10 and the second shell section 20 assemblings, described the first pricker 61 and the second pricker 62 puncture coffee capsule, hot water in the described cavity 11 that is filled with water is entered in coffee capsule by described the first through hole, coffee powder is extraction rapidly at short notice under HTHP, after producing concentrated coffee, derive described coffee extract mouth 33 via described the second through hole.
It should be noted that, can coat a skim at described glue valve 120 and spring 130, or the zone of flowing through in described lifting base 140 and pilum 150, the concentrated coffee between coffee liquid discharging mouth 32 and coffee liquid extraction mouth 33, the parts such as employing film form the passage of flowing through of a concentrated coffee, to guarantee the pure of concentrated coffee, these are all that those skilled in the art know technology, do not repeat them here.
Although the present invention discloses as above with preferred embodiment, the present invention is defined in this.Any those skilled in the art without departing from the spirit and scope of the present invention, all can make various changes or modifications, so protection scope of the present invention should be as the criterion with the claim limited range.

Claims (9)

1. a pressure adjustable and portable formula espresso coffee machine, comprise housing, it is characterized in that, has the cavity of being filled with water and coffee molten chamber in described housing;
The described cavity that is filled with water is by high pressure water injection hole and the molten chamber conducting of described coffee, be provided with piston in the described cavity that is filled with water, the inwall that described piston can be close to the described cavity that is filled with water moves, compress the space that is filled with water in the described cavity that is filled with water, the water in the described cavity that is filled with water is pressed into described coffee molten chamber through described high pressure water injection hole;
The molten chamber of described coffee offers the coffee liquid discharging mouth, is provided with pressure-regulating device on described coffee liquid discharging mouth; Described pressure-regulating device comprises the glue valve that matches with described coffee liquid discharging mouth structure, supports described glue valve with the elasticity accessory of blocking described coffee liquid discharging mouth and the elastic force Control Component of adjusting described elasticity accessory stroke.
2. pressure adjustable and portable formula espresso coffee machine as claimed in claim 1, is characterized in that,
Described elastic force Control Component comprises the lifting base that is arranged at described coffee liquid discharging mouth below; The upper end of described elasticity accessory is fixedly connected with described glue valve, and the lower end is fixed on described lifting base;
Surface at described housing is provided with adjustable ring, and described adjustable ring can rotate to regulate described pedestal around described housing and move up and down.
3. pressure adjustable and portable formula espresso coffee machine as claimed in claim 2, is characterized in that, described elastic force Control Component also comprises the pilum that arranges around described coffee liquid discharging mouth periphery; Described pilum is axially arranged with moving track along it, and described lifting base is fixed on described moving track, and moves along described moving track.
4. pressure adjustable and portable formula espresso coffee machine as claimed in claim 3, is characterized in that, described pilum is the hollow structure of lower ending opening, described lifting base upper/lower terminal opening; Described pilum be provided with along its axial rings around internal thread, described lifting base is provided with the external screw thread that matches with described female thread structure, described adjustable ring is controlled described lifting base around described coffee liquid discharging mouth axial-rotation.
5. pressure adjustable and portable formula espresso coffee machine as claimed in claim 4, it is characterized in that, described elasticity accessory is a spring that vertically arranges, described spring is positioned at described pilum and the inner cavity that forms of lifting base, and described spring lower end is fixed on described lifting base, and the upper end props up described glue valve.
6. pressure adjustable and portable formula espresso coffee machine as claimed in claim 1, is characterized in that, described housing comprises: the first shell section of described piston, the 3rd shell section that is provided with the second shell section of the described cavity that is filled with water and is provided with the molten chamber of described coffee are installed; Described the first shell section, the second shell section and the 3rd shell section from top to bottom are fixedly connected sequentially;
Described the first shell section is provided with the lever handle that drives described piston;
Described coffee liquid discharging mouth is positioned at lower end, the molten chamber of described coffee, is provided with in described the 3rd shell section the coffee extract mouth that communicates with described coffee liquid discharging mouth; Described pressure-regulating device is positioned at described the 3rd shell section.
7. pressure adjustable and portable formula espresso coffee machine as claimed in claim 1, it is characterized in that, described high pressure water injection hole comprises the water filling through hole in described be filled with water cavity and coffee molten chamber of conducting, and be installed in described water filling through hole or two ends realize the filtration film of conducting by high pressure.
8. pressure adjustable and portable formula espresso coffee machine as claimed in claim 1, it is characterized in that, be equipped with in described high pressure water injection hole most advanced and sophisticated down and extend to the first pricker in described coffee molten chamber, described the first pricker is provided with first through hole in described be filled with water cavity and coffee molten chamber of conducting.
9. pressure adjustable and portable formula espresso coffee machine as claimed in claim 8, is characterized in that, also be provided with the second pricker that the tip extends to inside, the molten chamber of described coffee, described the second pricker is provided with the second through hole of the molten chamber of the described coffee of conducting and coffee liquid discharging mouth.
CN2013100664277A 2013-03-01 2013-03-01 Portable espresso coffee machine with adjustable pressure Pending CN103142142A (en)

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CN103654412A (en) * 2013-08-08 2014-03-26 宋剑芳 Portable manually-operated coffee maker
CN103799873A (en) * 2014-01-02 2014-05-21 宁波贝仕迪电器有限公司 Manual pressing coffee capsule maker provided with water tank
CN106108657A (en) * 2016-08-26 2016-11-16 宁波胜诺电器有限公司 A kind of handheld portable coffee machine
CN106175460A (en) * 2016-08-26 2016-12-07 苏州灵思实业有限公司 A kind of coffee machine
WO2016198029A1 (en) * 2015-06-10 2016-12-15 Gonzalez Camacho Juan Carlos Portable single-use device for preparing espresso coffee, infused beverages and other beverages
KR101703282B1 (en) * 2016-07-14 2017-02-06 허동혁 Coffee Manufacturing Device
CN106820987A (en) * 2017-03-31 2017-06-13 苏州咖博士咖啡系统科技有限公司 A kind of tea infuser storage pressure adjustable apparatus for coffee machine and beverage machine
CN107149407A (en) * 2016-03-04 2017-09-12 威斯达电器(中山)制造有限公司 Coffee machine and its control method
CN107242792A (en) * 2017-08-15 2017-10-13 宁波路玛电器有限公司 The top of coffee-making machine brewing unit
CN111870126A (en) * 2019-05-03 2020-11-03 纬创资通股份有限公司 Extraction device and extraction method
CN114176400A (en) * 2020-09-14 2022-03-15 宁波方太厨具有限公司 Variable-pressure extraction device and coffee machine and tea extraction machine comprising same
CN114176394A (en) * 2020-09-14 2022-03-15 宁波方太厨具有限公司 Variable-pressure extraction device and coffee machine and tea extraction machine comprising same
CN115211723A (en) * 2022-07-27 2022-10-21 啡悦科技(深圳)有限公司 Coffee capsule brewing device and coffee machine
WO2023015701A1 (en) * 2021-08-13 2023-02-16 浙江创建厨具有限公司 Pressurized high-efficiency coffee pot
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CN200957018Y (en) * 2006-10-12 2007-10-10 广东亿龙电器股份有限公司 Coffee powder pressing device of coffee maker
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KR101759848B1 (en) * 2013-08-08 2017-07-20 지안팡 송 Portable manually-operated coffee maker
CN103654412A (en) * 2013-08-08 2014-03-26 宋剑芳 Portable manually-operated coffee maker
WO2015018202A1 (en) * 2013-08-08 2015-02-12 Song Jianfang Portable manually-operated coffee maker
CN103654412B (en) * 2013-08-08 2016-04-20 宋剑芳 A kind of Portable hand operation coffee machine
JP2016527014A (en) * 2013-08-08 2016-09-08 ソン ジャンファンSONG, Jianfang Portable manually operated coffee machine
US9918582B2 (en) 2013-08-08 2018-03-20 Jianfang SONG Portable manually-operated coffee maker
CN103654413A (en) * 2013-10-18 2014-03-26 东莞市沃劲塑胶科技有限公司 Pneumatic coffee maker
CN103799873A (en) * 2014-01-02 2014-05-21 宁波贝仕迪电器有限公司 Manual pressing coffee capsule maker provided with water tank
WO2016198029A1 (en) * 2015-06-10 2016-12-15 Gonzalez Camacho Juan Carlos Portable single-use device for preparing espresso coffee, infused beverages and other beverages
CN107149407A (en) * 2016-03-04 2017-09-12 威斯达电器(中山)制造有限公司 Coffee machine and its control method
KR101703282B1 (en) * 2016-07-14 2017-02-06 허동혁 Coffee Manufacturing Device
CN106108657A (en) * 2016-08-26 2016-11-16 宁波胜诺电器有限公司 A kind of handheld portable coffee machine
CN106175460A (en) * 2016-08-26 2016-12-07 苏州灵思实业有限公司 A kind of coffee machine
CN106175460B (en) * 2016-08-26 2022-11-01 苏州灵思实业有限公司 Coffee machine
CN106820987A (en) * 2017-03-31 2017-06-13 苏州咖博士咖啡系统科技有限公司 A kind of tea infuser storage pressure adjustable apparatus for coffee machine and beverage machine
WO2018176897A1 (en) * 2017-03-31 2018-10-04 苏州咖博士咖啡系统科技有限公司 Brewing device pressure accumulation adjusting apparatus used for coffee machine and beverage maker
CN107242792A (en) * 2017-08-15 2017-10-13 宁波路玛电器有限公司 The top of coffee-making machine brewing unit
CN107242792B (en) * 2017-08-15 2023-01-06 宁波路玛电器有限公司 Top of brewing unit of coffee machine
CN111870126A (en) * 2019-05-03 2020-11-03 纬创资通股份有限公司 Extraction device and extraction method
US11730305B2 (en) 2019-05-03 2023-08-22 Wistron Corp. Extraction device and extracting method
CN114176400A (en) * 2020-09-14 2022-03-15 宁波方太厨具有限公司 Variable-pressure extraction device and coffee machine and tea extraction machine comprising same
CN114176394A (en) * 2020-09-14 2022-03-15 宁波方太厨具有限公司 Variable-pressure extraction device and coffee machine and tea extraction machine comprising same
WO2023015701A1 (en) * 2021-08-13 2023-02-16 浙江创建厨具有限公司 Pressurized high-efficiency coffee pot
CN115211723A (en) * 2022-07-27 2022-10-21 啡悦科技(深圳)有限公司 Coffee capsule brewing device and coffee machine

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Application publication date: 20130612