DE202004008815U1 - Multipurpose coffee - Google Patents

Abstract

Multi-purpose coffee maker, which comprises: a housing, a cover arrangement with an inner brewing room, a water tank, a Water pump, an electric heater, a water distributor assembly, a control valve assembly and a base assembly, thereby characterized in that the coffee machine also has more than one brewing accessory, which can either be an espresso brewing accessory or a filter coffee brewing accessory, or a tea brewing accessory; there the brewing accessories are interchangeable and can in the brewing room fed to the cover arrangement or loaded to form an individual brewing chamber; the water tank arrangement, the water pump, the water distributor arrangement, the control valve arrangement and the brewing chamber form the water loop of the coffee machine, taking a water flow or flow of different pressures can be generated within the water cycle, and a water flow with suitable pressure in the brewing chamber according to the brewing requirements created.

Description

TECHNICAL TERRITORY

This Utility model relates to a multi-purpose coffee machine that is used can be to make espresso coffee or filter coffee or tea in the same Machine.

TECHNICAL BACKGROUND OF THE MODEL

The Brew of filter coffee requires 0-2.5 bar water while the brewing of espresso coffee 8-10 bar water required. The brewing requirement for tea it is similar for filter coffee. The existing coffee machine such as a coffee machine or an espresso machine can be used to either filter coffee or to make espresso, but cannot be used to either Produce filter coffee and espresso in the same machine.

SUMMARY OF THE MODEL

The The main aim of the present utility model is to create a multi-purpose coffee machine to create that can be used to make espresso or filter coffee or make tea in the same machine.

The Coffee machine according to the present utility model the following: a housing, a cover assembly with an inner brewing chamber, a water tank, a Water pump, an electric heater, a water distributor assembly, a control valve assembly and a base assembly, thereby characterized in that the coffee machine also has more than one brewing accessory, which can either be an espresso brew or a filter coffee brewing accessory, or a tea brewing accessory; there the brewing accessories are interchangeable and can in the brewing room of the Cover assembly can be loaded or fed to an individual brewing to build; the water tank arrangement, the water pump, the water distributor arrangement, the control valve arrangement and the brewing chamber form the water loop of the coffee machine, whereby a water flow or flow of different pressures can be generated within the water loop, and a water flow with suitable pressure in the brewing chamber according to the brewing requirements created.

Preferably can two water flows different pressures generated within the water loop, a type of water flow has 0 - 2.5 BAR for brewing of filter coffee or tea, which exhibits a different type of water flow a pressure of 8-10 BAR on and is for brewing of espresso.

The brewing chamber can be fixed or interchangeable, taking coffee capsules different shapes or designs, coffee pods different shapes or designs, Coffee powder of different amounts or designs, or tea pods of different Shapes or embodiments can accommodate.

The coffee pods or coffee capsules can be used to brew filter coffee or espresso.

The Coffee powder can be used to make filter coffee or espresso to brew.

The Teehülsen can used to mean Brew tea or iced tea.

With the above adopted technical scheme can filter coffee or espresso, hot Tea or iced tea can be brewed in the same machine using different types of brewing accessories, coffee capsules, Coffee pods, Ground coffee or pods of tea. The present utility model is an essential innovation to the single-purpose coffee machines on the market.

SHORT DESCRIPTION THE DRAWINGS

1a is a front perspective view of the multi-purpose coffee maker according to the present utility model;

1b is a rear perspective view of the multi-purpose coffee maker according to the present utility model;

2 Fig. 12 is a schematic view showing the opening and closing mechanism of the cover assembly of the multi-purpose coffee machine according to the present invention;

3a Fig. 4 is a schematic view showing the principle of operation when the water distributor assembly works in combination with the control valve assembly;

3b Fig. 4 is a schematic view showing the principle of operation when the water distributor assembly and the control valve assembly operate separately;

4a Fig. 3 is a schematic view showing the brewing space suitable for accommodating the coffee capsule with the lid closed ckungsanordnung;

4b Fig. 12 is a schematic view showing the brewing space suitable for accommodating the coffee capsule with the cover assembly open;

5 is a schematic view of the brewing chamber with a loaded or loaded espresso capsule according to the present utility model;

6 is a schematic view of the brewing chamber with a filter coffee capsule supplied according to the present utility model;

7a is a schematic view of the brewing chamber with a supplied espresso sleeve or espresso powder according to the present utility model;

7b is a schematic view of the brewing chamber with a supplied filter coffee sleeve, filter coffee powder or tea sleeve according to the present utility model;

7c is a cross-sectional view of FIG 7a or 7b along the line K – K;

7d is a cross-sectional view of FIG 7a or 7b along the line K-K with the piston in the compression position;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

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

As in 1a and 1b shown, the coffee machine has a housing according to the present utility model 500 on, a cover assembly 100 with an inner brewing room, a water tank 600 , a water pump, an electric heater, a water distributor assembly 900 , a control valve assembly, a base assembly 800 and a drip tray 700 ,

The Coffee machine also has more than one brewing accessories, which either Espresso brewing accessories can be a filter coffee brewing accessory or a Teebrühzubehör. The brewing accessories are interchangeable and can in the brewing room fed to the cover assembly be an individual brewing chamber to build.

As in 2 shown is the cover assembly 100 constructed by an upper cover and a lower chamber which are connected by an opening and closing mechanism. The opening and closing mechanism includes a rotary knob 50 , a snap lock 51 , a lock seat 52 and a hinge axis 53 , With the rotary knob 50 the snap lock releases from the locking seat 52 , By rotating the top cover over the hinge axis 53 becomes the cover assembly 100 opened and the inner brewing room is revealed. The brewing accessories are introduced into the brewing room and the cover arrangement is closed 100 , then the snap lock 51 automatically by the effect of the spring force in the locking seat 52 returns, thus the brewing chamber is formed.

The brewing chamber can be fixed or interchangeable, taking coffee capsules different shapes or designs, coffee pods different shapes or designs, Coffee powder of different amounts or designs, or tea pods of different Shapes or embodiments can accommodate.

The coffee pods or coffee capsules can be used to brew filter coffee or espresso.

The Coffee powder can be used to make filter coffee or espresso to brew.

The Teehülsen can used to mean Brew tea or iced tea.

The water tank arrangement 600 , the water pump, the water distributor assembly 900 , The control valve arrangement and the brewing chamber form the water loop of the coffee machine, wherein a water flow or flow of different pressures can be generated within the water loop. This creates a water flow with a suitable pressure in the brewing chamber according to the brewing requirements.

Preferably can two water flows different pressures generated within the water loop, a type of water flow has 0 - 2.5 BAR for brewing of filter coffee or tea, which exhibits a different type of water flow a pressure of 8-10 BAR on and is for brewing of espresso.

3a Fig. 4 is a schematic view showing the principle of operation when the water distributor assembly works in combination with the control valve assembly. It is suitable for brewing coffee with coffee capsules.

The control valve arrangement is constructed by a T-connection valve and a guided control valve. With the T-connection valve, only the water pump is used for two water loops of different pressures. The water loops of the two different pressures are each opened to the brewing chamber, which is either loaded or filled with filter coffee brewing accessories, or espresso brewing accessories or tea brewing accessories. This creates two different types of work modes.

As Alternative can separate pumps can be used in the water loop.

The T-connection valve has a valve body 20 on, a relief spring 21 , a valve axis 22 and a rubber stopper 24 , the relief spring 21 on the valve axis 22 is mounted and the O-shaped ring 23 over the rubber stopper 24 is mounted to form a relief valve.

The espresso control lever is in the guided control valve 25 and the filter coffee control lever 26 in parallel in the guided control valve body 27 built-in. An O-shaped ring 28 and a return spring 29 are under the espresso control lever 25 and the filter coffee control lever 26 built-in.

When the espresso brewing accessories are loaded, the espresso control lever 25 pressed down, ie channel A is opened and channel B is closed. You turn the control knob 30 up to a certain working mode to activate the pump, the water heated by the electric heater runs into the T-connection valve, then into the guided control valve and finally flows out through channel A and thus 6 - 10 BAR inside the brewing chamber become Brewing of espresso reached. When the filter coffee accessory is loaded, the filter coffee control lever 26 pressed down, the espresso control lever 25 remains at the original position under the effect of the return spring 29 , ie, channel A is closed and channel B is opened. The spring force of the relief spring 21 To overcome the T-connection valve, the water pressure in the loop is reduced by 7-8 BAR. A water flow flowing into the guided control valve flows out through the channel B and thus 0-2.5 BAR is reached within the brewing chamber for brewing filter coffee or tea.

The water distribution arrangement 900 consists of a control button 30 , a water distributor 33 , a distributor cover 32 , a distributor lever 31 , a sealed ring 35 , a return spring 34 , etc. By turning the control knob 30 to the distributor lever 31 to press or release, the water loop is opened or separated, thus forming a water loop with an inlet and two drains. The control principle is similar to that of the guided control valve.

3b is a schematic view showing the principle of operation when the water distributor assembly and the control valve assembly operate separately. It is suitable for brewing coffee or tea with coffee pods, coffee powder or tea pods.

By turning the control knob 30 up to a certain working mode to open channel C and at the same time to activate the pump, the water heated by the electric heater runs into the T-connection valve, then into the water distributor and finally flows out through channel C to the brewing chamber to run. After brewing, turn the control knob 30 to a certain working mode to open the channel E, water from the brewing chamber into the T-connection valve through the water-supply opening D. A water flow through the water-supply opening D opens the relief valve, runs into the water distributor and then runs out through the channel E. and is collected by the drip tray.

The Water distribution arrangement and the control valve arrangement can in Combination or used separately. Work in combination can three types of work modes are provided, such as closing, lower Pressure and high pressure. Can work separately in combination with the Brewing accessories and the Pressure relief valve two types of work modes can be provided, such as for example low pressure and high pressure.

As in 4a and 4b shown, the brewing room is suitable for accommodating the coffee capsule. The brewing room includes a drip water inlet and an espresso water inlet. Water is pumped from the water tank through the pump, heated by the electric heater and then distributed through the T-connection valve, the guided control valve and the water distributor and finally runs through the drip water inlet or the espresso water inlet into the brewing chamber for brewing coffee.

As in 5 shown is loading an espresso brewing accessory, which is an espresso capsule 3 includes that with the espresso water inlet 2 is connected to a filter plate 6 that under the coffee capsule 3 a small sleeve cover is installed 1 and a pressure-limiting control valve that consists of a small sleeve seat 5 , a drain plug 8th with a feather 9 and a drain plug cover 10 consists. The water drain plug 8th is under the filter plate 6 installed, the plug cover 10 is installed on the water drain, and a small sleeve seal ring 7 is at the contact point between the filter plate 6 and the small sleeve seat 5 Installed. The guided control valve 11 is under the lower brewing chamber 13 installed and the small sleeve cover 1 is under the top brewing chamber 4 Installed.

After the top brewing chamber 4 the filter coffee control lever is closed 25 through the small sleeve seat 5 pressed down. Then channel A is opened by the guided control valve and channel B is closed. By turning the control knob 30 toward a particular work mode to activate the pump, water heated by the electric heater runs through the espresso water inlet into the brewing chamber and espresso coffee is produced. The pressure-limiting control valve keeps the pressure inside the brewing chamber in the range of 8-10 BAR when brewing espresso coffee.

As in 6 shown is a filter coffee accessory loaded, the filter coffee capsule 17 includes that with the filter coffee inlet 14 is connected to a large sleeve seat 15 that is under the top brewing chamber 4 installed, a large sleeve intermediate seat 16 that is under the big sleeve seat 15 is installed, a large sleeve spring pressure seat 18 under the filter coffee capsule 17 , and a large sleeve spring 19 that are at the bottom of the large sleeve spring pressure seat 18 is installed.

After the top brewing chamber 4 the filter coffee control lever is closed 26 through the large sleeve seat 15 pressed down. Then channel B is opened by the guided control valve and channel A is closed. By turning the control knob 30 towards a certain working mode to activate the pump, water heated by the electric heater runs through the filter coffee inlet into the brewing chamber and filter coffee is produced.

The coffee machine is able to automatically determine which type of drink (e.g. filter coffee, espresso or tea) the manufacturer wants to produce. As in the 5 or 6 is shown is a magnetic element 54 , which is arranged on different brewing accessories, inductively responsive to a switch 55 , which responds to a magnetic field, which in turn is on the brewing chamber (e.g. on the lower brewing chamber 13 or in the lock seat 52 ) is attached to receive the appropriate signal to detect what kind of drink the user wants to brew.

7a . 7b . 7c and 7d show the brewing room suitable for accommodating a coffee pod or coffee powder or a tea pod. The brewing room includes a water inlet 40 , a piston 48 , a water inlet plug 43 that is under the water inlet 40 and inside the inner opening of the piston 48 is installed, a guided shaft 45 with a guided wave spring mounted on it 46 , and a V-shaped ring 47 that on the piston 48 is mounted; The piston 48 can by compressing the guided wave spring 46 along the guided wave 45 move up and down. Water from the pump is heated by the electric heater and distributed through the water manifold and T-connector valve, and eventually runs through the water inlet 40 for brewing coffee in the brewing chamber.

A pressure maintenance valve 39 is also provided, when installed, the pressure inside the brewing chamber is kept at 8 - 10 BAR, which is suitable for brewing espresso. If it is not installed, the pressure inside the brewing chamber is 0 - 2.5 BAR, which is suitable for brewing filter coffee or tea.

7a . 7c . 7d show the brewing chamber when an espresso brewing accessory is loaded, which is an espresso sleeve or espresso powder 37 includes a filter plate 38 and a pressure maintaining valve 39 ,

7b . 7c . 7d show the brewing chamber when a filter coffee brewing accessory is loaded which has a filter plate 38 includes a filter coffee sleeve or filter coffee powder 41 ,

After loading the brewing accessories, close the cover assembly 100 , turns the control knob 30 to open channel C and activate the pump. Water from the water tank 600 runs through the pump into the T-connection valve and flows through channel C of the water distributor 900 out. Then water runs from the area around the water inlet plug 43 through the water inlet 40 in the flask 48 , The piston 48 moves down to the brewing accessory by compressing the guided wave spring 46 along the guided wave 45 , and thus using an O-shaped ring 49 a tightly sealed brewing chamber is formed. Reaches the piston 48 the compression position becomes the inlet plug 43 through the piston head 44 blocked and will not deal with the piston 48 move down. Then there is the inlet plug 43 and the piston 48 no longer in the sealing state, water runs through the inner opening of the piston 48 into the brewing accessories, and thus the espresso, filter coffee or tea is produced. After brewing, turn the control knob 30 to switch off the pump to open channel E and the relief water loop or circuit. The piston 48 moves along the guided wave 45 under the influence of the spring 46 up, then there are the water plugs 43 and the piston 48 in the sealed state, the water inside the piston 48 is forced to along the water supply port D to the T-connection valve return runs through the water drainage channel E into the water distributor 900 and flows out into the drip tray. After that, the cover assembly 100 opened, the brewing accessories can be removed and the brewing is complete.

The water tank arrangement 600 can be interchangeable or fixed. A water supply connection 300 is installed on the back of the water tank, which can also be used as a handle. Cold water can be filled in by opening the water tank cover or through the water injection connection without opening the water tank cover.

The drip tray arrangement 700 is located under the brewed coffee drain and is removable with the base assembly 800 connected to be easy for separation and cleaning.

SUMMARY

This Utility model discloses a multi-purpose coffee machine, which comprises: a housing, a cover assembly with an inner brewing chamber, a water tank, a Water pump, an electric heater, a water distributor assembly, a control valve assembly and a base assembly, thereby characterized in that the coffee machine also has more than one brewing accessory, which can either be an espresso brewing accessory or a filter coffee brewing accessory, or a tea brewing accessory; there the brewing accessories are interchangeable and can in the brewing room the cover assembly can be loaded or fed to an individual Brewing chamber too form; the water tank arrangement, the water pump, the water distributor arrangement, the control valve arrangement and the brewing chamber form the water circuit of the coffee machine, taking a water flow or flow of different pressures can be generated within the water cycle, and a water flow with suitable pressure in the brewing chamber according to the brewing requirements created. According to the present utility model, filter coffee or espresso, hotter Tea or iced tea can be brewed in the same machine.

The drawing is for explaining the summary 4b ,

55

direction of rotation

56

direction of rotation

57

electrical heaters

58

inlet

59

outlet

60

Water distribution arrangement

61

outlet e

62

drip tray

63

T-connection valve

64

inlet

65

guided control valve

67

Dripping water intake

68

Espresso water inlet

69

direction of rotation

70

pump

71

water tank

72

Brühzubehör

73

inlet C

74

water supply

Claims (16)

Multi-purpose coffee machine, comprising: a housing, a cover assembly with an internal brewing space, a water tank, a water pump, an electric heater, a water distributor assembly, a control valve assembly and a base assembly, characterized in that the coffee machine further comprises more than one brewing accessory, which can either be an espresso brewing accessory or a filter coffee brewing accessory, or a tea brewing accessory; the brewing accessories are interchangeable and can be fed or loaded into the brewing space of the cover arrangement to form an individual brewing chamber; the water tank assembly, the water pump, the water manifold assembly, the control valve assembly, and the brewing chamber form the water loop of the coffee machine, whereby a water flow or flow of various pressures can be generated within the water circuit, and a water flow with suitable pressure is created in the brewing chamber according to the brewing requirements , Multi-purpose coffee machine according to claim 1, characterized characterized that two water flows of different pressures within the water loop can be generated has some kind of water flow 0-2.5 BAR for brewing of filter coffee or tea, which exhibits a different type of water flow a pressure of 8-10 BAR on and is for brewing of espresso. Multi-purpose coffee machine according to claim 1, characterized in that the cover arrangement is constructed by an upper cover and a lower chamber, which by an opening opening and locking mechanism are connected; the inner brewing space being exposed when the cover assembly is opened. Multi-purpose coffee machine according to claim 1, characterized characterized that the brewing room Coffee capsules of different shapes or designs, different coffee pods Shapes or designs, Coffee powder of different amounts or designs, or tea pods of different Shapes or embodiments can accommodate. Multi-purpose coffee machine according to claim 2, characterized characterized in that the water distributor assembly in combination works with the control valve assembly; the control valve assembly constructed by a T-connection valve and a guided control valve is; being with the T-connection valve just a water pump for two water loops of different pressures are used. Multi-purpose coffee machine according to claim 5, characterized characterized in that the T-connection valve has a valve body, a relief spring, a valve shaft, and a rubber plug, wherein the relief spring is mounted on the valve shaft and the O-shaped ring is mounted over the rubber plug is to form a relief valve. Multi-purpose coffee machine according to claim 5, characterized characterized that the brewing room includes a drip water inlet and an espresso water inlet; taking water from the water tank pumped by the pump, heated by the electric heater and then through the T-connection valve, the guided control valve and the water distributor is distributed and finally for brewing of coffee through the drip water inlet or the espresso water inlet through into the brewing room running. Multi-purpose coffee machine according to claim 5, characterized characterized that in the guided control valve the espresso control lever and the filter coffee control lever parallel in the guided Control valve body are built in; the espresso brewing accessories are loaded and the upper brewing chamber closed, the filter coffee control lever is pushed down Channel A is guided by the Control valve opened and channel B is closed; the filter coffee brewing accessory is loaded and the upper brewing chamber locked, the espresso control lever is pushed down, the Channel B is guided by the Control valve opened and channel A is closed; Multi-purpose coffee machine according to claim 8, characterized characterized that an O-shaped Ring and a return spring under the espresso control lever and the filter coffee control lever are installed. Multi-purpose coffee machine according to claim 7, characterized characterized in that an espresso brewing accessory is loaded into the brewing room, which is a Contains espresso capsule, which is connected to the espresso water inlet is a filter plate installed under the coffee capsule a small sleeve cover and a pressure-limiting control valve. Multi-purpose coffee machine according to claim 7, characterized characterized in that a filter coffee accessory is loaded into the brewing room, which contains a filter coffee capsule that comes with the filter coffee inlet connected, a big one Sleeve seat, one huge Between sleeve seat, the one under the big one sleeve seat installed a large Sleeve spring pressure seat under the filter coffee capsule, and a large sleeve spring attached to the bottom of the large sleeve spring pressure fit is installed. Multi-purpose coffee machine according to claim 1, characterized characterized in that the water distributor assembly and the control valve assembly are separate work; wherein the control valve assembly by a T-connection valve is constructed. Multi-purpose coffee machine according to claim 5, characterized characterized that the brewing room includes a water inlet, a plunger, a water inlet plug, the under the water inlet and inside the inner opening of the Piston is installed, a guided shaft with one on it assembled guided Wave spring, and a V-shaped ring, which is mounted on the piston; whereby the piston compresses itself the guided Wave spring along the guided Shaft can move up and down. Multi-purpose coffee machine according to claim 13, characterized characterized that the brewing room further includes a pressure maintaining valve when assembled the pressure inside the brewing chamber at 8-10 Cash held; if it is not installed, the pressure is within the brewing at 0 - 2.5 BAR. Multi-purpose coffee machine according to claim 1, characterized marked that a water inlet connection at the rear of the water tank, the can also be used as a handle is installed. Multi-purpose coffee machine according to claim 1, in which a magnetic element fastened or arranged on different brewing accessories inductively responds to a switch which in turn responds to a magnetic field and which is fastened on the brewing chamber to generate a corresponding signal increase to determine what type of beverage the user wants to brew.