CN203122128U - Pressure-adjustable portable espresso coffee machine - Google Patents
Pressure-adjustable portable espresso coffee machine Download PDFInfo
- Publication number
- CN203122128U CN203122128U CN2013200952852U CN201320095285U CN203122128U CN 203122128 U CN203122128 U CN 203122128U CN 2013200952852 U CN2013200952852 U CN 2013200952852U CN 201320095285 U CN201320095285 U CN 201320095285U CN 203122128 U CN203122128 U CN 203122128U
- Authority
- CN
- China
- Prior art keywords
- coffee
- pressure
- water
- cavity
- filled
- 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.)
- Expired - Fee Related
Links
Images
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
- A47J31/24—Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure
- A47J31/34—Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure
- A47J31/36—Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure with mechanical pressure-producing means
- A47J31/38—Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure with mechanical pressure-producing means operated by hand
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
The utility model provides a pressure-adjustable portable espresso coffee machine which comprises a water containing cavity for containing hot water and a coffee dissolving cavity for extracting espresso coffee. A plunger attached to and moving along an inner wall of the water containing cavity is arranged in the water containing cavity so as to form high pressure by compressing water containing space in the water containing cavity, by means of the high pressure, hot water in the water containing cavity is pressed into the coffee dissolving cavity, and simultaneously high pressure is formed in the coffee dissolving cavity to extract coffee. The coffee dissolving cavity is provided with a coffee outlet. The pressure adjusting device is provided with a rubber valve, an elastic accessory for supporting the rubber valve to block the coffee outlet and an elastic control assembly for adjusting the elastic accessory to extend and retract axially toward the coffee outlet. The pressure adjusting device is used for adjusting the pressure for extracting the coffee to obtain the espresso coffee in the coffee dissolving cavity so as to obtain espresso coffee of different flavors.
Description
Technical field
The utility model relates to a kind of coffee machine, relates in particular to a kind of portable espresso coffee machine, and 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 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 ends convulsion, and the strong fragrance of coffee has the fatigue of elimination, effect such as refresh oneself.Thereby coffee becomes a kind of perfect enjoyment already, is very popular now popular drink.
People find that in for mild pursuit process 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 influence 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 the water, makes coffee have more " alcohol flavor ".As present very popular Italian concentrated coffee (Espresso), just be strict with hydraulic pressure and be controlled between 9 ± 2bar.
In the last few years, based on the pursuit of people for quality of coffee, occur some small-sized espresso coffee machines that are suitable for family's use on the market, made the special purpose machinery that originally only just can drink in professional occasion, employing is relatively large begin to step into family life by the concentrated coffee that electricity boils the pressure extraction acquisition of water generates in the heat boiler.All provide different espresso coffee machine to satisfy people for the demand of daily preparation concentrated coffee as International Publication No. for WO2005002405, Chinese patent publication number/Granted publication number patent/application documents for CN101219032A, CN201542433U, CN202567818U.It is different that the pressure that utilizes steam with large-scale special purpose machinery in the short time is separated out coffee to obtain the Espresso of high-quality, 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 bigger 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 bigger pressure at short notice, thereby is difficult to obtain high-quality concentrated coffee.And for coffee, people sample difference separately, thereby it is 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 then wish to obtain bigger hydraulic pressure for some clients, then wish to reduce the hydraulic pressure for preparing coffee for other clients, to obtain the light relatively 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.
The utility model content
In order to address the above problem, the utility model provides a kind of adjustable in pressure portable espresso coffee machine, and it can extract the extracting pressure of coffee by the pressure-regulating device adjustment, 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.
The portable espresso coffee machine of a kind of adjustable in pressure provided by the utility model comprises housing, has the molten chamber of the cavity of being filled with water and coffee in the 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 the molten chamber of described coffee 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 at 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; Fixedly connected with described glue valve in the upper end of described elasticity accessory, the lower end is fixed on the 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 the 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 and is axially rotated around described coffee liquid discharging mouth.
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 the 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; The described first shell section, the second shell section and the 3rd shell section from top to bottom are fixedly connected sequentially;
The described 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 the coffee extract mouth that communicates with described coffee liquid discharging mouth in described the 3rd shell section; 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 the molten chamber of coffee of conducting, and is installed in the described water filling through hole or the filtration film that passes through high pressure realization conducting at two ends.
Alternatively, in described high pressure water injection hole, be equipped with most advanced and sophisticated down and extend to first pricker in the molten chamber of described coffee, described first pricker is provided with first through hole in described be filled with water cavity and the molten chamber of coffee of conducting.
Alternatively, also be provided with second pricker that the tip extends to inside, the molten chamber of described coffee, described second pricker is provided with second through hole of the molten chamber of the described coffee of conducting and coffee liquid discharging mouth.
Compared with prior art, the portable espresso coffee machine of the utility model adjustable in pressure has the following advantages:
1) piston of the portable espresso coffee machine of the utility model adjustable in pressure 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 the cavity by described high pressure injects the molten chamber of described coffee by the high pressure water injection hole, and in the molten chamber of coffee, form high pressure simultaneously, thereby make the coffee in the molten chamber of coffee under the high pressure-temperature condition, extract the acquisition concentrated coffee rapidly, simultaneously back down the glue valve that arranges on the coffee liquid discharging mouth in the molten chamber of coffee by the high pressure 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 the molten chamber of described coffee with this, thus the coffee that extracts under the preparation different pressures.
2) in the 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 the pressure purpose that can bear in the control described coffee molten chamber.It is simple in structure, and is easy to operate, has strengthened the pressure controlled convenient degree of the portable espresso coffee machine of adjustable in pressure greatly, and to be applicable to all kinds of crowds, it is practical;
And the setting of described first pricker and second pricker makes the molten chamber of described coffee not only can place coffee powder, and can place the capsule that coffee powder is housed; After described capsule is put into the molten chamber of described coffee, and after realizing the first shell section and the second shell section being connected, first pricker and second pricker puncture described capsule, introduced in the capsule by the High-Pressure Water that first through hole of first pricker will be filled with water in the cavity, with the extraction concentrated coffee, and by second through hole of second pricker concentrated coffee of extraction is drawn described coffee liquid discharging mouth;
In addition the portable espresso coffee machine volume of the utility model adjustable in pressure is small and exquisite, is convenient to the user and carries, to prepare the concentrated coffee of the multiple taste that extracts under the different pressures.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the portable espresso coffee machine of the utility model adjustable in pressure;
Fig. 2 is the syndeton schematic diagram of the portable espresso coffee machine first shell section of adjustable in pressure and the second shell section among Fig. 1;
Fig. 3 is the structural representation of the pressure-regulating device of the portable espresso coffee machine of adjustable in pressure among Fig. 1;
Fig. 4 is the structural representation in the molten chamber of coffee of portable another embodiment of espresso coffee machine of the utility model adjustable in pressure.
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 the strong taste of extraction in the short time, during this time, need the user to export bigger 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, existing construction of coffee machine is comparatively complicated, and volume is also bigger, is not suitable for the user and carries to obtain at any time concentrated coffee.
For this reason, the utility model provides a kind of adjustable in pressure portable espresso coffee machine, and 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 the use, 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 the cavity forming high pressure, and the hot water in the cavity that will be filled with water whereby is pressed into the molten chamber of coffee, forms high pressure simultaneously with extraction coffee in the molten chamber of coffee.And the coffee liquid discharging mouth of offering in the molten chamber of described coffee 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 the use, in the molten chamber of described coffee, form high pressure by the movement that promotes described piston, 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, to regulate the power that is used for shutoff coffee liquid discharging mouth that described glue valve is applied, thereby control is by the pressure value that is used for the extraction concentrated coffee in the molten chamber of described coffee, to produce the concentrated coffee of different mouthfeels.Adopt the portable espresso coffee machine of the utility model adjustable in pressure, the user can be according to the needs of self, the coffee taste that comprises the strength of self or like is by the pressure in the molten chamber of elastic force Control Component adjusting coffee, the concentrated coffee of the different taste that is extracted to obtain under the different pressures.
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail.
A lot of details have been set forth in the following description so that fully understand the utility model, but the utility model can also adopt other to be different from alternate manner described here and implement, so the utility model is not subjected to the restriction of following public specific embodiment.
Embodiment 1
With reference to shown in Figure 1, the portable espresso coffee machine of described adjustable in pressure comprises the multi-section combined housing that is column, described combined shell comprises the first shell section 10 that is provided with the pressure output 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.The described first shell section 10, the second shell section 20 and the 3rd shell section 30 are vertical arrangement.
The described first shell section 10 comprises the cavity 11 of lower ending opening, and the cavity 21 that is filled with water of the described 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 the described first shell section 10, piston 40 is housed, be provided with for driving described piston 40 along described combined shell length direction (also namely vertically) mobile lever handle 50 in described cavity 11 and the cavity 21 that is filled with water in the described first shell section 10 outsides, 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 the described first shell section 10, is provided with first pole 51 and second pole 52 in the described first shell section, 10 cavitys 11.Wherein, first pole, 51 horizontally sets, and the one end is fixedlyed connected with described lever handle 50 (connected mode is hinged, and this pin joint fixed-site) by a rotating shaft (not indicating among the figure) that runs through the described first shell section, 10 sidewalls, and this rotating shaft only can be rotated around the axle of self.When described lever handle 50 1 ends when described rotating shaft is rotated, drive described first pole 51 around described rotating shaft with identical radian swing.Described second pole 52 is vertical setting, and the other end of one end and described first pole 51 is hinged by rotating shaft (not marking among the figure), and the other end of described 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 the inwall that described piston 40 can be close to the described cavity 21 that is filled with water from top to bottom moves, and compresses the molten chamber 31 of described coffee is pressed in the space that is filled with water in the described cavity 21 that is filled with water with formation high pressure.As described in Figure, when described lever handle 50 lifts, drive described piston 40 by described first pole 51 and second pole 52 and moved by the second shell section, 20 to first shell sections, 10 directions; And when described lever handle 50 presses down, first pole 51 and second pole 52 drive described piston 40 and are moved by the first shell section, 10 to second shell sections, 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 the molten chamber 31 of described coffee, 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 the described cavity 21 of being filled with water are pressed in the molten chamber 31 of coffee, in the molten chamber 31 of described coffee, form high pressure simultaneously.
The molten chamber 31 of the coffee of described the 3rd shell section 30 is the upper end open shape, and the bottom of the described second shell section 20 is fixed in the upper end in the molten chamber 31 of described coffee.Be provided with the high pressure water injection hole 22 of running through the described second shell section 20 bottoms in the bottom of the cavity 21 that is filled with water, thereby described cavity 21 and the molten chamber 31 of coffee of being filled with water of conducting, offer the coffee liquid discharging mouth 32 of vertical setting in the bottom in the molten chamber 31 of described coffee, be used for extracting concentrated coffee.
Shown in Figure 2 in conjunction with reference, 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 that are filled with water, thus described cavity 21 and the molten chamber 31 of coffee of being filled with water of conducting.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; Have only piston 40 mobile 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 the molten chamber 31 of described coffee under the high pressure effect.In the preferred version, (being described cavity 21 bottoms that are filled with water) 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 had only under external force, just can expand to make liquid pass through.In the use, 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 the molten chamber 31 of described coffee by described water filling through hole 24, and forms high pressure in the molten chamber 31 of described coffee 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 the molten chamber 31 of described coffee, below described coffee liquid discharging mouth 32, be provided with pressure-regulating device 100; When producing concentrated coffee, described pressure-regulating device 100 is used for the size of the molten chamber of the described coffee of control 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 among the 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 the moving process, the molten chamber of described coffee 31 pressure increase gradually, after pressure reaches particular value in the molten chamber 31 of described coffee, 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 the 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 the molten chamber 31 of described coffee, need break through described glue valve 120 for the pressure of described coffee liquid discharging mouth 32 shutoff, be in the molten chamber 31 of described coffee, 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 the 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 the external screw thread that the female thread structure with described lifting base 140 is complementary at the outer surface of described pilum 150, 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 fixedlyed 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 the internal thread that the external thread structure with described lifting base 140 is complementary at the contact site of described adjustable ring 110 and described lifting base 140, 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 the 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 the said structure, only need to keep the accuracy that just can guarantee described spring 130 length adjustment in the 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 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 the described pilum 150, guarantees that described lifting base 140 realizes moving up and down just can.These simply change all in protection domain of the present utility model.
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 pilum 150 inner cavitys that form.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 the molten chamber 31 of described coffee, mobile from top to bottom based on described piston 40, hot water in the described cavity 21 that is filled with water is pressed in the molten chamber 31 of described coffee, and form high pressure in the molten chamber 31 of described coffee, impel the coffee powder extraction rapidly in the following short time of HTHP in the molten chamber 31 of described coffee.Simultaneously, the described glue valve 120 of 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 the molten chamber 31 of described coffee, i.e. the preparation pressure of concentrated coffee.
It is fast and convenient to adopt the portable espresso coffee machine of present embodiment adjustable in pressure to prepare the whole process of concentrated coffee, and rotate just the accurately and meticulously length of regulating spring 130 by described adjustable ring 170, can accurately regulate the pressure in the molten chamber 31 of described coffee, to obtain the concentrated coffee that extracts under the different pressures.And the portable espresso coffee machine of adjustable in pressure of the present utility model is cylindrical-shaped structure, and its structure is similar in common thermos cup, is easy to carry.
The described first shell section 10, the second shell section 20 and the 3rd shell section 30 can be fixedly connected in twos by structures such as screw threads.Be convenient to the assembly and disassembly of the portable espresso coffee machine of described adjustable in pressure, 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 the described second shell section 20 down, first pricker 61 in the molten chamber 31 of through described coffee.After the 3rd shell section 30 and the first shell section 10 and 20 assemblings of the second shell section, the tip of described first pricker 61 (not indicating among the figure) extends in the molten chamber 31 of described coffee.Described first pricker 61 is provided with first through hole (not indicating among the figure) vertically with described cavity 21 and the molten chamber 31 of coffee of being filled with water of conducting; Flow of hot water in the described cavity 21 that is filled with water enters the molten chamber 31 of described coffee through described 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 second pricker 62 of 31 inside, the molten chamber of described coffee, described second pricker 62 is provided with second through hole (not indicating among the figure) in the upper end open of described 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 the market, it is packed quantitative coffee powder in one box body of being made by paper, plastic material, aluminium or similar material.When the portable espresso coffee machine of the adjustable in pressure that this enforcement provides uses, the coffee capsule that coffee powder is housed is put into the molten chamber 31 of described coffee, and after finishing the described first shell section 10 and 20 assemblings of the second shell section, described first pricker 61 and second pricker 62 puncture coffee capsule, hot water in the described cavity 11 that is filled with water is entered in the coffee capsule by described 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 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, parts such as employing film form the passage of flowing through of a concentrated coffee, to guarantee the pure of concentrated coffee, these all are that those skilled in the art know technology, do not repeat them here.
Though the utility model discloses as above with preferred embodiment, the utility model is not to be defined in this.Any those skilled in the art in not breaking away from spirit and scope of the present utility model, all can do various changes and modification, and therefore protection domain of the present utility model should be as the criterion with claim institute restricted portion.
Claims (9)
1. the portable espresso coffee machine of adjustable in pressure comprises housing, it is characterized in that, has the molten chamber of the cavity of being filled with water and coffee in the 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 the molten chamber of described coffee 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 at 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. the portable espresso coffee machine of adjustable in pressure 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; Fixedly connected with described glue valve in the upper end of described elasticity accessory, the lower end is fixed on the 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. the portable espresso coffee machine of adjustable in pressure 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 the described moving track, and moves along described moving track.
4. the portable espresso coffee machine of adjustable in pressure 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 and is axially rotated around described coffee liquid discharging mouth.
5. the portable espresso coffee machine of adjustable in pressure 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 the described lifting base, and the upper end props up described glue valve.
6. the portable espresso coffee machine of adjustable in pressure 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; The described first shell section, the second shell section and the 3rd shell section from top to bottom are fixedly connected sequentially;
The described 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 the coffee extract mouth that communicates with described coffee liquid discharging mouth in described the 3rd shell section; Described pressure-regulating device is positioned at described the 3rd shell section.
7. the portable espresso coffee machine of adjustable in pressure 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 the molten chamber of coffee of conducting, and is installed in the described water filling through hole or the filtration film that passes through high pressure realization conducting at two ends.
8. the portable espresso coffee machine of adjustable in pressure as claimed in claim 1, it is characterized in that, in described high pressure water injection hole, be equipped with most advanced and sophisticated down and extend to first pricker in the molten chamber of described coffee, described first pricker is provided with first through hole in described be filled with water cavity and the molten chamber of coffee of conducting.
9. the portable espresso coffee machine of adjustable in pressure as claimed in claim 8 is characterized in that, also is provided with second pricker that the tip extends to inside, the molten chamber of described coffee, and described second pricker is provided with second through hole of the molten chamber of the described coffee of conducting and coffee liquid discharging mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200952852U CN203122128U (en) | 2013-03-01 | 2013-03-01 | Pressure-adjustable portable espresso coffee machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200952852U CN203122128U (en) | 2013-03-01 | 2013-03-01 | Pressure-adjustable portable espresso coffee machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203122128U true CN203122128U (en) | 2013-08-14 |
Family
ID=48930173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200952852U Expired - Fee Related CN203122128U (en) | 2013-03-01 | 2013-03-01 | Pressure-adjustable portable espresso coffee machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203122128U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103142142A (en) * | 2013-03-01 | 2013-06-12 | 宋雨果 | Portable espresso coffee machine with adjustable pressure |
| ITUB20152061A1 (en) * | 2015-07-10 | 2017-01-10 | La Marzocco Srl | Piston type machine for dispensing coffee or other beverages for infusion |
| 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 |
| US10881243B2 (en) | 2015-07-10 | 2021-01-05 | La Marzocco S.R.L. | Machine of the piston type for dispensing coffee or other brewed beverages |
| US11825990B2 (en) | 2019-02-05 | 2023-11-28 | La Marzocco S.R.L. | Coffee grinding machine with improved dosing system and associated method |
-
2013
- 2013-03-01 CN CN2013200952852U patent/CN203122128U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103142142A (en) * | 2013-03-01 | 2013-06-12 | 宋雨果 | Portable espresso coffee machine with adjustable pressure |
| ITUB20152061A1 (en) * | 2015-07-10 | 2017-01-10 | La Marzocco Srl | Piston type machine for dispensing coffee or other beverages for infusion |
| WO2017009186A1 (en) * | 2015-07-10 | 2017-01-19 | La Marzocco S.R.L. | Machine of the piston type for dispensing coffee or other brewed beverages |
| US10881242B2 (en) | 2015-07-10 | 2021-01-05 | La Marzocco S.R.L. | Machine of the piston type for dispensing coffee or other brewed beverages |
| US10881243B2 (en) | 2015-07-10 | 2021-01-05 | La Marzocco S.R.L. | Machine of the piston type for dispensing coffee or other brewed beverages |
| 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 |
| US11825990B2 (en) | 2019-02-05 | 2023-11-28 | La Marzocco S.R.L. | Coffee grinding machine with improved dosing system and associated method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103142142A (en) | Portable espresso coffee machine with adjustable pressure | |
| CN103142144A (en) | Method for making espresso with coffee machine | |
| CN203122128U (en) | Pressure-adjustable portable espresso coffee machine | |
| WO2006124542A3 (en) | Coffee making apparatus | |
| CN205830981U (en) | A kind of Tea Processing green-keeping machine with damping device | |
| CN105768870A (en) | Pressure-adjustable portable espresso machine | |
| CN206868383U (en) | A kind of Chinese medicine is pounded medicine in a mortar device automatically | |
| CN105768871A (en) | Portable espresso machine | |
| CN207446430U (en) | A kind of medical Chinese medicinal herbs becomes more meticulous grinding device | |
| CN203122127U (en) | Portable espresso machine | |
| CN108185016B (en) | Bean curd skin production equipment | |
| CN106419560A (en) | Pressurizing-type portable coffee extraction equipment | |
| CN208769521U (en) | A kind of tea infuser for full-automatic coffee machine | |
| CN207126808U (en) | A kind of energy-saving health-care tea screening plant | |
| CN106108548A (en) | Teacup | |
| CN206548822U (en) | A kind of pressing device suitable for boiling machine | |
| CN206444237U (en) | A kind of Chinese medicine liquid continuous flow upstream ultrasonic extraction system | |
| US20210289980A1 (en) | Brewing extraction equipment | |
| CN208648716U (en) | A kind of tea oil packaging facilities | |
| CN101301330A (en) | Codonopsis pilosula pollen capsules and preparation thereof | |
| CN209062714U (en) | A kind of process equipment based on beeswax Lip balm | |
| CN208447196U (en) | A kind of fruit retailer sugar cane crushing device with subdivision function | |
| CN110051646A (en) | A kind of medicament capsule and the pharmaceutical composition using the capsule | |
| CN204579836U (en) | A kind of Double-side hot baking apparatus prepared dragon fruit chankings and do | |
| CN207655288U (en) | A kind of Traditional Chinese medicine tamping device of Chinese medicine pharmacy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140301 |