CN107205580A - Beverage supply device - Google Patents
Beverage supply device Download PDFInfo
- Publication number
- CN107205580A CN107205580A CN201580073603.7A CN201580073603A CN107205580A CN 107205580 A CN107205580 A CN 107205580A CN 201580073603 A CN201580073603 A CN 201580073603A CN 107205580 A CN107205580 A CN 107205580A
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- China
- Prior art keywords
- cylinder
- coffee
- coffee liquid
- hot water
- pipe arrangement
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- 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
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
- A47J31/469—Details of hydraulic circuits
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
The present invention is provided extracts blockage out when extracting out, the beverage supply device that can be also handled before out of control.Beverage supply device (100) possesses：Cylinder (311), it accommodates coffee bean powder；Heat-exchanger pump (12), hot water pressurization is fed in cylinder (311) by it；Coffee liquid pipe arrangement (27), its coffee liquid that will be extracted out by cylinder (311) is sent out；Draining valve (26), it is disposed in the drainpipe (25) for the raffinate in cylinder (311) to be discharged；And control unit (50), in the case that it detects the blocking of coffee liquid pipe arrangement (27) when extracting coffee liquid out, supply the pressurization of the hot water carried out by heat-exchanger pump (12) to stop, and draining valve (26) is set to open state.
Description
Technical field
The present invention relates to pressurize hot-water supply and to extract the beverage supply device of coffee liquid out into coffee raw material powder.
Background technology
In recent years, coffee (the dense coffee of the coffee of drip-type and the pull-out type that pressurizes is generally provided in dining room or coffee shop etc.
Coffee).For example, Patent Document 1 discloses can make caffe american beverage and the espresso drink extraction unit of both.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2012-179364 publications
The content of the invention
Problems to be solved by the invention
Conventional beverage supply device including patent document 1 typically for example with：Accommodate the extraction of ground coffee beans
Room and the cap closed by room is extracted out.Moreover, in the way of can be to extracting indoor pressurization out, being driven using drive devices such as motors
It is dynamic to extract room or cap out.Room is extracted out to be connected with：Pipe arrangement is supplied to the hot water for extracting room hot-water supply out；By the coffee liquid extracted out
It is supplied to the extraction pipe of user；And the drainpipe for discharging the waste liquid after extraction.In addition, with extracting each pipe that room is connected out
In be respectively arranged with valve.
In the case that coffee is extracted out in such beverage supply device, ground coffee beans are accommodated in room is extracted out,
It is closed by cap.Moreover, supplying the hot water that pipe arrangement imports high temperature by hot water.The valve of drainpipe is closed this moment, by extracting out
Pipe provides the coffee liquid by extracting indoor extraction out to outside container for drink.
If here, suppose that blockage is extracted out when extracting out, although continuing to supply from hot water supply pipe arrangement as described above
Hot water, liquid can not also pass through extracting out in pipe and drainpipe, therefore extract indoor pressure rise out.Thus, produce liquid from
Room is extracted out to spill or supply the situation of adverse current in pipe arrangement in hot water.In order to prevent such situation, the general structure of beverage supply device
Turn into, possess flow sensor in hot water supply pipe arrangement, hot water supply can be stopped if flow has exception.
But, when extracting blockage out when extracting out and extracting the pressure rise of interior out, motor is due to extracting indoor out sometimes
Pressure and invert, the direction for extracting the volume that room or cap extract room out to expanding out is moved.It is such then beverage supply device is out of control,
And drive device is overloaded, therefore hope for its countermeasure.
It is an object of the invention to provide blockage is extracted out when extracting out, it can also be handled before out of control
Beverage supply device.
Solution to problem
The beverage supply device of the present invention possesses：Cylinder, it accommodates coffee bean powder；Heat-exchanger pump, hot water is pressurizeed and supplied by it
It should arrive in the cylinder；Coffee liquid pipe arrangement, it sends out the coffee liquid extracted out by the cylinder；Draining valve, it is by the cylinder
Interior raffinate discharge；And control unit, it detects the situation of the blocking of the coffee liquid pipe arrangement when extracting the coffee liquid out
Under, stop the pressurization supply of the hot water carried out by the heat-exchanger pump, and make the draining valve be open state.
Invention effect
According to the present invention, extract blockage out when extracting out, can also be handled before out of control.
Brief description of the drawings
Fig. 1 is the stereogram of the external structure of the beverage supply device of embodiments of the present invention.
Fig. 2 is the stereogram of the beverage supply mechanism of embodiments of the present invention.
Fig. 3 is the side view of the beverage supply mechanism of embodiments of the present invention.
Fig. 4 is the figure of the flowing of the hot water in the beverage supply mechanism for represent embodiments of the present invention.
Fig. 5 is the stereogram of the coffee extraction unit of embodiments of the present invention.
Fig. 6 is the functional block diagram of each function part for the beverage supply device for representing embodiments of the present invention.
Fig. 7 is the action specification figure of the coffee supply action of embodiments of the present invention.
Fig. 8 is the action specification figure of the coffee supply action of embodiments of the present invention.
Fig. 9 is the action specification figure of the coffee supply action of embodiments of the present invention.
Figure 10 is the action specification figure of the coffee supply action of embodiments of the present invention.
Figure 11 is the action specification figure of the coffee supply action of embodiments of the present invention.
Figure 12 is to represent the major part relevant with the coffee extraction of the beverage supply device of embodiments of the present invention
The figure of action.
Figure 13 is for illustrating in the coffee liquid extraction action of the beverage supply device of embodiments of the present invention in coffee
The figure of the action of major part when generating blocking in coffee liquid feed path.
Embodiment
Hereinafter, the beverage supply device of embodiments of the present invention is described in detail.
[external structure of beverage supply device 100]
First, the external structure to beverage supply device 100 is illustrated.Fig. 1 is the beverage of embodiments of the present invention
The stereogram of feeding mechanism 100.
As shown in figure 1, beverage supply device 100 has：Housing 1, anterior lid door 2, touch-screen 3, coffee nozzle 4, ox
Milk nozzle 5, hot water nozzle 6, container for drink supporting table 7.
Housing 1 is that beverage supply mechanism 10 described later is kept inside it, and is provided with preceding surface with lower component
Case member：Anterior lid door 2, touch-screen 3, coffee nozzle 4, milk nozzle 5, hot water nozzle 6 and container for drink branch
Support platform 7.
Anterior lid door 2 can openedly and closedly be arranged on the preceding surface of housing 1, normally closed, can not be opened with user
The mode closed is lockable.Anterior lid door 2 is for example opened in maintenance so that the manager of beverage supply device 100 can be from shell
The front surface part of body 1 accesses the beverage supply mechanism 10 for the inside for being accommodated in beverage supply device 100.
Touch-screen 3 is that option or message of beverage etc. are shown to the user of beverage supply device 100 and receives to use
The selection operation for the beverage that person is carried out and the operation receiving portion for spraying instruction operation.
Coffee nozzle 4 is to be supported for the coffee for manufacturing beverage supply mechanism 10 to container for drink described later is positioned over
The nozzle provided in the container for drink of platform 7.Milk nozzle 5 be used for by milk shake or steam milk (steamed milk) to
The nozzle provided in container for drink.By coffee nozzle 4 and milk nozzle 5 with being set to close to each other, it is configured in drink
Coffee and milk are mixed to supply the coffee with milk bland such as latte or Cappuccino in material container.In addition, hot
Water nozzle 6 is for being only used for the nozzle for providing hot water into container for drink using the user of tea bag etc..
Container for drink supporting table 7 is the container for drink for placing the beverage (or hot water) for receiving to spray from above-mentioned each nozzle
Platform.
[beverage supply mechanism 10]
Then, beverage supply mechanism 10 is illustrated.
Fig. 2 is the stereogram of beverage supply mechanism 10, and Fig. 3 is the side view of beverage supply mechanism 10.Such as Fig. 2 and Fig. 3 institutes
Show, beverage supply mechanism 10 has：Hot-water cylinder 11, heat-exchanger pump 12, storage tank 13, mill 14, coffee grounds acceptance division 15, coffee
Extraction unit 30.
Hot-water cylinder 11 is the tank for the hot water that can store several litres, is internally provided with heater (not shown), the heater
It it is 97 DEG C for example by the drinking water heating and thermal insulation of storage.In addition, the heat-exchanger pump 12 set near the bottom of hot-water cylinder 11 be by
The pump discharged after hot water pressurization in hot-water cylinder 11.
Storage tank 13 is the container for being stored at the coffee bean by baking used in coffee manufacturing process.In storage
The bottom of tank 13 is provided with coffee bean (not shown) and obtains mouth, coordinates the action of mill 14 to answer coffee bean from the acquisition confession.
It is appropriate granularity that mill 14, which crushes the coffee bean supplied from storage tank 13,.By being crushed by mill 14,
So as to which hot water is easy to be impregnated with coffee bean, carries out appropriate coffee and extract out.
Coffee bean (bean powder) after being crushed by mill 14 is put into coffee extraction unit 30 described later.For by coffee
The details of the extraction action for the coffee that extraction unit 30 is carried out will be aftermentioned.
Coffee grounds acceptance division 15 stores the residue of bean powder used in the extraction of the coffee liquid carried out as coffee extraction unit 30.
Coffee grounds acceptance division 15 is configured to, and can forwards pull out, is stored up so as to remove in the state of anterior lid door 2 is opened
The coffee grounds deposited.
Fig. 4 is the figure for the flowing for representing the hot water in beverage supply mechanism 10.As shown in figure 4, the outlet of heat-exchanger pump 12
One end that hot water supplies pipe arrangement 24 is connected to, hot water supply pipe arrangement 24 is equipped with hot water filter 21, flow sensor successively
22 and hot water supply valve 23.The other end of hot water supply pipe arrangement 24 is connected with hot water supply opening 313, the hot water supply opening
313 are arranged at the piston-cylinder unit 31 of coffee extraction unit 30 described later.In the present embodiment, the another of pipe arrangement 24 is supplied in hot water
End is provided with connector 24A, is thus connected with hot water supply opening 313.
Moreover, hot water supply pipe arrangement 24 is connected with drainpipe 25, the drainpipe 25 is located at hot water supply valve 23 and coffee
It is to pass through the branch of current divider 29 from hot water supply pipe arrangement 24 between extraction unit 30.Draining is provided with the drainpipe 25
Valve 26.Also, coffee liquid pipe arrangement 27 is connected to coffee liquid taking-up portion 37B, coffee liquid taking-up portion 37B is arranged on coffee described later
On the end cap 37 of extraction unit 30.Extraction valve 28 is provided with coffee liquid pipe arrangement 27.
Possesses pressure sensor 291 in current divider 29, the pressure sensor 291 is used to monitor connection hot water supply pipe arrangement
Pressure in cylinder 311 (with reference to Fig. 5 described later etc.).As long as in addition, the pressure in cylinder 311, pressure sensor can be monitored
291 can be configured at any position, for example, can also be configured at from hot water supply valve 23 via current divider 29 to piston-cylinder unit 31
Hot water supply opening 313, hot water supply the assigned position of pipe arrangement 24, or the assigned position being configured in cylinder 311 etc..
Hot water filter 21 is by by heat-exchanger pump 12, hot water from hot-water cylinder 11 to coffee extraction unit 30 that supply from miscellaneous
The filter of the removings such as matter.The amount for the hot water that 22 pairs of flow sensor is supplied from hot-water cylinder 11 to coffee extraction unit 30 is surveyed
Amount.Hot water supply valve 23 is the magnetic valve being opened and closed according to the control of the control unit 50 of beverage supply device 100 described later.It is right
In the action of hot water supply valve 23, it will be described in more detail below.Hot water supply pipe arrangement 24 is to be formed from hot-water cylinder 11 to flow to coffee extraction
The stream of the hot water in portion 30 match somebody with somebody pipe portion.
Drainpipe 25 be for by raffinate in coffee extraction unit 30 or coffee liquid pipe arrangement 27 described later etc. to outer row
Go out be controlled match somebody with somebody pipe portion.In the same manner as above-mentioned hot water supply valve 23, draining valve 26 is entered according to the control of control unit 50
The magnetic valve of row opening and closing.Action for draining valve 26 will be described in more detail below.
Coffee liquid pipe arrangement 27 is for the coffee liquid extracted out from coffee extraction unit 30 to be guided to above-mentioned coffee nozzle 4
Match somebody with somebody pipe portion.In the same manner as above-mentioned hot water supply valve 23 and draining valve 26, extracting valve 28 out is entered according to the control of control unit 50
The magnetic valve of row opening and closing.It will be described in more detail below for the action for extracting valve 28 out.
[coffee extraction unit 30]
Then, reference picture 5 is illustrated to coffee extraction unit 30.Fig. 5 is the stereogram of coffee extraction unit 30.Coffee is extracted out
Portion 30 makes hot water infiltration from the bean powder of the supply of mill 14 and extracts coffee liquid out.
Coffee extraction unit 30 has：Piston-cylinder unit 31, lifting unit 32, lifting shaft 33, motor 34, pulley 35, frame portion 36, end
Lid 37, wiper 38.
Piston-cylinder unit 31 by upper surface open cylinder 311 and can be moved up and down in cylinder 311 have water penetration
Piston 312 constitute.Above-mentioned hot water supply opening 313 is arranged in the bottom sides of cylinder 311, hot water supplies the connection of pipe arrangement 24
Device 24A is connected to hot water supply opening 313 detachablely.
Piston 312 is made up of the disc-shaped part and bar-like member roughly equal with the internal diameter of cylinder 311, the bar-like member
The hole opened in the lower surface center of cylinder 311 is embedded in, is extended to the lower section of cylinder 311.The upper surface of piston 312 for example with
Provided with the granular membrane for cafe filter liquid.
Lifting unit 32 is kept to above-mentioned piston-cylinder unit 31, is lifted together with piston-cylinder unit 31 in above-below direction.
Lifting shaft 33 is the axle portion being supported to lifting unit 32, and lifting unit 32 is lifted along the lifting shaft 33.
Motor 34 is to make the driver element of the rotation driving of lifting shaft 33, in the present embodiment, e.g. with electromagnetic system
The motor of dynamic device.In addition, as the motor 34 of present embodiment, preferably using brushless electric machine.It is used as the motor 34 of brushless electric machine
Rotor position detecting sensor (Hall element) 341 with the position detection for carrying out rotor (rotor) is (with reference to figure described later
6), the pulse signal (FG of the output frequency proportional to the motor speed that the rotor position detecting sensor 341 is generated
(Frequency Generator, frequency generator) signal：One of the actuating signal of the present invention).
Pulley 35 is connected with the upper end of lifting shaft 33, and the rotation of motor 34 is delivered into lifting shaft 33.Above-mentioned lifting
Axle 33, motor 34, pulley 35 are kept by frame portion 36 respectively.
For example, as shown in figure 5, frame portion 36 by upper surface part 36A, lower surface portion 36B and by they connect at least one
Individual post portion 36C is constituted.The two ends of lifting shaft 33 are connected with upper surface part 36A and lower surface portion 36B respectively.Pulley 35 and lifting shaft
33 upper surface part 36A sides connection, is equipped with motor 34 in its vicinity.
Using such structure, if motor 34 is rotated forward, lifting shaft 33 rotates and lifting unit 32 rises, and is held in the lifting
The piston-cylinder unit 31 in portion 32 also rises.On the contrary, if motor 34 is inverted, lifting unit 32 and piston-cylinder unit 31 decline.
End cap 37 is in the upper surface part 36A of frame portion 36, top being arranged at piston-cylinder unit 31 columned part.
For end cap 37, its bottom is roughly the same with the diameter of the upper surface open of cylinder 311, and the bottom of end cap 37 is because of cylinder list
Member 31 rising and be embedded into cylinder 311.It is configured to, if piston-cylinder unit 31 rises together with lifting unit 32, cylinder 311
Opening portion by the occlusion of end cap 37.Therefore, it is possible to by rising piston-cylinder unit 31 that cylinder 311 is closed.Here, Neng Goutong
Crossing will be sealing into cylinder 311 using end cap 37 by the above-mentioned ground coffee beans of mill 14, and be led from hot water supply opening 313
Enter hot water, coffee liquid is extracted out.
In addition, lower surface in end cap 37, the face being embedded into cylinder 311 are formed with for that will be taken out in cylinder 311
Outlet port 37A derived from the coffee liquid to outside gone out (reference picture 7 etc.).Outlet port 37A is formed as, with will up and down be passed through in end cap 37
The extraction road (not shown) connection formed logically, the other end for extracting road out is exposed in the upper surface of end cap 37 and forms coffee liquid
Taking-up portion 37B.Above-mentioned coffee liquid pipe arrangement 27 is connected with coffee liquid taking-up portion 37B.
In addition, as described above, piston-cylinder unit 31 and the lifting of lifting unit 32 1, and detect the position of piston-cylinder unit 31
Sensor is suitably disposed in frame portion 36.As shown in figure 5, position-detection sensor includes successively from upper：Upper limit position detection is passed
Sensor 41, hot water input position-detection sensor 42, coffee bean input position-detection sensor 43 and lower position detection are passed
Sensor 44.Each position detection sensor is, for example, the optical sensing (not shown) being made up of a pair of light-emitting components and photo detector
Device, the light that light-emitting component is sent is blocked because of the lifting of lifting unit 32, so as to carry out position detection.
Upper limit position detection sensor 41 is the sensor for the upper limit position for detecting piston-cylinder unit 31.The position inspection of hot water input
It is the sensor for detecting the position for the piston-cylinder unit 31 for being used to put into hot water to cylinder 311 to survey sensor 42.Coffee bean is thrown
It is the position for detecting the piston-cylinder unit 31 for being used to put into ground coffee beans to cylinder 311 to enter position-detection sensor 43
Sensor.Lower position detection sensor 44 is the sensor for the lower position for detecting piston-cylinder unit 31.
Wiper 38 is fixed on the upper end than cylinder 311 slightly by the position of top, with piston-cylinder unit 31 and lifting unit 32
One lifting.If piston-cylinder unit 31 reaches defined height, wiper 38 enters to be about to coffee liquid to take out by fulcrum of fixed position
The wiping action that coffee grounds after going out is brushed off.The coffee grounds brushed off is stored in coffee grounds acceptance division 15 as described above.
[control unit 50]
Then, the control unit 50 of beverage supply device 100 is illustrated.Fig. 6 is represent beverage supply device 100 each
The functional block diagram of function part.Control unit 50 is for example made up of general microcontroller.
It is connected with the input side of control unit 50：Touch-screen 3, flow sensor 22, pressure sensor 291, rotor-position
Detection sensor 341, upper limit position detection sensor 41, hot water input position-detection sensor 42, the position inspection of coffee bean input
Survey sensor 43, lower position detection sensor 44 etc..Also, it is connected with outlet side：Heat-exchanger pump 12, mill 14, hot water
Supply valve 23, draining valve 26, extraction valve 28, motor 34 etc..
Control unit 50 carries out the control of outlet side based on the information inputted from input side, so as to carry out beverage supply device
The action of coffee supply in 100.Hereinafter, the details to the coffee supply action in beverage supply device 100 is illustrated.
[the coffee supply action of beverage supply device 100]
Fig. 7~Figure 11 is the action specification figure of the coffee supply action in beverage supply device 100.In addition, Figure 12 is to use
In the figure for the action for illustrating the major part relevant with the coffee extraction of beverage supply device 100.Hereinafter, with reference to these figures to drink
Coffee supply action in material feeding mechanism 100 is illustrated.
First, before a series of coffee supply action is started, piston-cylinder unit 31 (and lifting unit 32) is located at standby
Position.Position of readiness refers to, in previous coffee supply action, piston position return action described later terminate after cylinder list
The position of member 31.As shown in Figure 12 " standby ", in position of readiness, end cap 37 is the state being completely embedded into cylinder 311.
Hereinafter, the state that piston-cylinder unit 31 is located at the position of readiness is referred to as holding state.Under the holding state, piston-cylinder unit 31
Piston 312 is located at the inner bottom part of cylinder 311.Control unit 50 stops heat-exchanger pump 12, by hot water supply valve 23, draining valve 26, takes out
It is standby to carry out to go out the Close All of valve 28, untill the extraction requirement that there is the coffee produced by touch-screen 3 is operated.
(a) coffee bean input is acted
If the extraction requirement for having carried out coffee by touch-screen 3 by user under above-mentioned holding state is operated, such as scheme
12 " decline " is to " dress powder " Suo Shi, and the controlled motor 34 of control unit 50 falls lifting unit 32, as filling condition.Such as Fig. 7 and
Shown in Figure 12 " dress powder ", under the filling condition, the upper surface of end cap 37 from cylinder 311 is kept completely separate, the top of cylinder 311
It is open and bean powder (powder) can be put into.
On the other hand, control unit 50 requires to operate according to the extraction of coffee, and the blade (not shown) of driving mill 14 comes
The coffee bean being contained in storage tank 13 is crushed, bean powder is made.Top will be put into mill 14 by ground coffee beans
In the cylinder 311 of opening.
(b) coffee liquid extraction is acted
If such coffee bean puts into release, control unit 50 performs ensuing coffee liquid extraction action.In coffee
In coffee liquid extraction action, first, shown in such as Fig. 8 and Figure 12 " tamping (compression) ", control unit 50, which makes motor 34 just transfer, makes gas
Cylinder unit 31 (cylinder 311 and piston 312) rises.Thus, the lower end of end cap 37 is gradually pressed into opening for the upper surface of cylinder 311
In oral area.The bean powder put into cylinder 311 is clamped and closed, compress by the piston 312 and end cap 37 positioned at inner bottom part.Should
The compression of bean powder is referred to as tamping.In tamping action, control unit 50 closes the hot water supply valve 23 shown in Fig. 6 and extraction valve 28
Close, draining valve 26 is opened.
If as shown in figure 8, cylinder 311 is chimeric with piston 312 in tamping action, hot water puts into position-detection sensor
42, which detect that piston-cylinder unit 31 has reached, can put into the position of hot water.If consolidating release, such as Fig. 8's and Figure 12 " takes out
Go out " shown in, the operation heat-exchanger pump 12 of control unit 50 pressurizes to hot water, and closes the opening hot water of draining valve 26 supply valve 23, from
The hot water that hot-water cylinder 11 is supplied into cylinder 311 after pressurization.Here, control unit 50 detects the confession of hot water using flow sensor 22
A small amount of hot water, is first fed in cylinder 311 to carry out the stewing steaming of bean powder by Ying Liang.If stewing steaming terminates, control unit 50 again to
Supply ormal weight is the hot water of the amount of such as a cup of Java in cylinder 311, stops heat-exchanger pump 12 if end is supplied, and closes hot water
Supply valve 23.
Action more than, the hot water after pressurization is directed in the closed cylinder 311 of end cap 37, so cylinder
Pressure in 311 is improved, and hot water is impregnated into the tissue of bean powder.As a result, having obtained denseer coffee liquid, i.e. espresso.Control
Portion 50 processed will extract valve 28 out while starting to extract out and open.The coffee liquid extracted out is taken out from the lower surface formation in end cap 37
37A is exported by the end cap 37, via the coffee liquid pipe arrangement 27 being connected with coffee liquid taking-up portion 37B from the row of coffee nozzle 4
Go out.Thus, coffee liquid is supplied with the container for drink of the lower section of nozzle 4 to the coffee being placed in container for drink supporting table 7.This
When, it can also be set to, simultaneously can supply foam ox from milk nozzle 5 by milk-supply portion (not shown) and coffee liquid
Milk steams milk, to provide coffee with milk bland.
(c) the discarded action of coffee grounds
If above-mentioned coffee liquid extracts release out, beverage supply device 100 carries out the discarded action of coffee grounds.First, such as
Shown in Figure 12 " removing residual pressure ", control unit 50 maintains the state that hot water supply valve 23 is closed, and draining valve 26 is opened simultaneously
And close extraction valve 28.Then, the pressure reduction in the cylinder 311 pressurizeed.If in cylinder 311 being common pressure, such as
Shown in Fig. 9 and Figure 12 " suction ", control unit 50 makes the reversion of motor 34 drop piston-cylinder unit 31 (cylinder 311 and piston 312)
Under.At this moment, control unit 50 closes hot water supply valve 23 and draining valve 26, will extract valve 28 out and opens.Then, in cylinder 311
Spatial volume increases with the decline of piston-cylinder unit 31, thus cylinder 311 in be negative pressure, can by from outlet port 37A to
The coffee liquid of residual is drawn into cylinder 311 in pipe arrangement untill coffee liquid taking-up portion 37B and in coffee liquid pipe arrangement 27.
If control unit 50 makes piston-cylinder unit 31, (cylinder 311 and piston 312) is further fallen, as shown in figure 9, positioned at gas
The bottom of the piston 312 of the bottom of cylinder unit 31 is abutted with the lower surface portion 36B of frame portion 36.If control unit 50 also continues to drop
Lower action, then the bottom of piston 312 collide lower surface portion 36B so that piston 312 rises in the cylinder 311.
Thus, the coffee grounds of residual is collected in the upper surface of piston 312 and is gradually increasing in cylinder 311.Cylinder
Unit 31 is further fallen, if being lowered to lower position, is detected by 44 pairs of positions of lower position detection sensor.Root
According to the detection carried out by the lower position detection sensor 44, control unit 50 stops the driving of motor 34, stops lifting unit 32
Decline.In this condition, as shown in Figure 12 " separation ", the coffee grounds for being collected in the upper surface of piston 312 is pushed cylinder
Outside 311, positioned at the position of the edge of the upper surface open than cylinder 311 by the top.
Here, as described above, hot water supply valve 23 and draining valve 26 are closed, therefore on piston 312 is in cylinder 311
It is negative pressure when rising, between the upper end of piston 312 and the inner bottom part of cylinder 311.Moreover, as described above, piston 312 is with permeable
Property, it is introduced into so being gathered in the moisture contained by the coffee grounds of the upper surface of piston 312 by piston 312 in cylinder 311.In figure
In 12, introduced moisture is represented with " raffinate ".Thereby, it is possible to reduce the moisture contained by coffee grounds, therefore, carry out thereafter
In the removing action of coffee grounds, the coffee grounds containing moisture can be eliminated and be adsorbed in the upper surface of piston 312 and can not fully remove
The undesirable situation such as go, can suitably remove coffee grounds.
If piston-cylinder unit 31 is lowered to lower position, next as shown in Figure 10, control unit 50 makes motor 34 just transfer
Piston-cylinder unit 31 is set to increase once again.If piston-cylinder unit 31 reaches defined height and position, wiper 38 and piston-cylinder unit 31
Lifting action is acted in linkage.Wiper 38 is located at the upper end than cylinder 311 slightly by the position of top as described above,
If wiper 38 carries out wiping action, swept away by wiper 38 and removed by the coffee grounds shifted onto on piston 312 outside cylinder 311
Go.Here, the coffee grounds being removed is contained in above-mentioned coffee grounds acceptance division 15.
(d) piston position return action
After coffee grounds is discarded, control unit 50 continues to make lifting unit 32 rise to perform piston position return action.
In piston position return action, control unit 50 as shown in Figure 11, rotates forward motor 34, until by upper limit position detection sensor
Untill 41 detect that piston-cylinder unit 31 is in upper limit position.Detect that piston-cylinder unit 31 is in upper limit position and means that end cap 37 is embedding
Enter the most deep to cylinder 311.At this moment, the work of the topmost of cylinder 311 is pulled up in the discarded action of above-mentioned coffee grounds
Plug 312 is abutted with the lower surface of end cap 37, and is pressed into by the rising of piston-cylinder unit 31 inner bottom part of cylinder 311.
In this process, as shown in Figure 12 " waste liquid ", control unit 50 opens draining valve 26.Thus, in above-mentioned coffee
The moisture in the space being attracted in the discarded action of slag between the inner bottom part of cylinder 311 and piston 312 is by draining valve 26 from row
Water pipe 25 is swimmingly discarded into outside.
If moreover, the position of piston 312 to be pressed to the state of the inner bottom part of cylinder 311, i.e. above-mentioned holding state,
Then control unit 50 stops the rotation of motor 34, and closes hot water supply valve 23, draining valve 26 and extract valve 28 these wholes out
Valve, carry out standby until receive coffee draw out operation next time.
More than, the coffee supply action to the beverage supply device 100 of embodiments of the present invention is illustrated.Will be upper
The coffee supply action stated is envisioned for each portion suitably and without situation about being acted slowly.But, in above-mentioned coffee liquid
In extraction action, produce sometimes in the coffee liquid taking-up portion 37B from piston 312 via coffee liquid pipe arrangement 27 to coffee nozzle 4
Path (hereinafter referred to as coffee liquid feed path) in the undesirable situation that blocks of somewhere.Below under such circumstances
The action of beverage supply device 100 be described in detail.
[action when coffee liquid feed path is blocked]
As shown in Figure 12 " extraction ", when coffee liquid extraction is acted, draining valve 26 is the state closed.Therefore, if coffee
Liquid feed path is blocked, although then continuing hot-water supply from hot water supply pipe arrangement 24, coffee liquid also can not by drainpipe 25 and
Coffee liquid pipe arrangement 27, so the pressure in cylinder 311 is improved.It is thereby possible to produce coffee liquid between cylinder 311 and end cap 37
Sealing situation about spilling.
In order to prevent such situation, control unit 50 monitors to supply in pipe arrangement 24 in hot water by flow sensor 22 to be flowed
Hot water flow.Control unit 50 closes hot water supply valve 23 when detecting following abnormal, stops heat-exchanger pump 12：Opening
The few state of flow when hot water stops flowing or flow-rate ratio common coffee liquid extraction action in the state of hot water supply valve 23
The stipulated time is continued with first-class.
In addition, control unit 50 is monitored when coffee liquid extraction is acted to pressure sensor 291.In pressure sensor
Pressure in the cylinders 311 of 291 detections is to be acted more than high defined threshold value than common coffee liquid extraction, and the state after
In the case of having continued more than the stipulated time, control unit 50 closes hot water supply valve 23, stops heat-exchanger pump 12.
In addition, the FG signals that 50 pairs of rotor position detecting sensors 341 from motor 34 of control unit are exported are monitored.FG
Signal is accompanied by the signal that the rotation of motor 34 is exported from rotor position detecting sensor 341, so in order to not make lifting
When portion 32 lifts and acts the coffee extraction that motor 34 stops, it should can't detect FG signals.That is, if control unit 50 is in coffee
Extraction detects FG signals when acting, then means that motor 34 has started reversion due to the pressure in cylinder 311.Therefore, control
Portion 50 processed is judged as exception when detecting FG signals in the state of motor 34 has stopped, that is, is judged as detecting coffee liquid confession
The blocking of path is answered, and closes hot water supply valve 23, stops heat-exchanger pump 12.
So, control unit 50 carries out following monitor when coffee liquid extraction is acted：By flow sensor 22 carry out to heat
The monitoring of the supply of water, by pressure sensor 291 carry out to the monitoring of the pressure in cylinder 311 and to from rotor position
Put the monitoring of the FG signals of the output of detection sensor 341.Thus, the beverage supply device 100 of present embodiment is taken out in coffee liquid
When going out to act, generation that can be suitably to the blocking of coffee liquid feed path is detected.In addition, above-mentioned of the invention
In embodiment, while the supply to hot water, the pressure in cylinder 311 and FG signals are monitored, but for example
Only exception can be detected by being monitored to any one.
[action after coffee liquid feed path jam detection]
If detecting the blocking of coffee liquid feed path as described above, beverage supply device 100 can not be supplied normally
Coffee liquid is answered, so untill the standby maintenance until receiving manager is needed.Therefore, beverage supply device 100 is for example
The notice for generating blocking is indicated by notification unit (not shown) etc..
But, stop because coffee extraction unit 30 is acted during coffee liquid extraction is acted, so being filled in cylinder 311
The full coffee liquid extracted out, as the state for being difficult to repair.Therefore, for ease of maintenance, beverage supply device 100 carry out with
Under action.
Figure 13 is for illustrating that the beverage in coffee liquid extraction is acted when coffee liquid feed path generates blocking is supplied
Answer the figure of the action of the major part of device 100.As shown in Figure 13 " draining ", if the stopping in motor 34 for example at " extraction "
FG signals are only detected under state, then beverage supply device 100 performs draining action.
(e) draining is acted
When generating blocking in coffee liquid feed path in coffee liquid extraction action, it is full of and extracts out in cylinder 311
Coffee liquid, as the higher state of pressure.Therefore, as shown in Figure 13 " draining ", control unit 50 closes hot water supply valve 23
And draining valve 26 is opened, the coffee liquid in cylinder 311 is discharged to outside, the pressure in reduction cylinder 311.
The discarded action of (c ') coffee grounds
If above-mentioned draining release, the state as the coffee grounds that moisture content is remained in cylinder 311.Cause
This, beverage supply device 100 performs the discarded action of coffee grounds.But, by the way that draining valve 26 is opened in above-mentioned draining action,
The pressure in cylinder 311 is reduced.Therefore, as shown in figure 13, beverage supply device 100 is by carrying out and from shown in Figure 12
The coffee grounds that " suction " arrives " waste liquid " discards the same action of action, to carry out the removing of coffee grounds and the draining of residual liquid.
But, although in " suction " action shown in above-mentioned Figure 12, the state for extracting valve 28 out to open, but in figure
In 13 " suction " action, coffee liquid feed path is blocked, so closed in cylinder 311, the decline of lifting unit 32 needs
Larger power.In this case, for example draining valve 26 is opened, make be and outside identical pressure in cylinder 311.
In addition, in " separation " action shown in Figure 13, being preferably based on the decrease speed of lifting unit 32 of motor 34 than upper
" separation " slow motion shown in the Figure 12 stated.Thus, the moisture from coffee grounds of the piston 312 with water penetration has been passed through
The removing time is elongated, and more moisture can be removed from coffee grounds.
As described above, beverage supply device 100 according to the embodiment of the present invention, possesses：Cylinder 311, it accommodates coffee
Coffee bean powder end；Heat-exchanger pump 12, hot water pressurization is fed in cylinder 311 by it；Coffee liquid pipe arrangement 27, it will be extracted out by cylinder 311
Coffee liquid send out；Draining valve 26, it is disposed in the drainpipe 25 for the raffinate in cylinder 311 to be discharged；And control unit
50, in the case that it detects the blocking of coffee liquid pipe arrangement 27 when extracting coffee liquid out, the hot water for making to be carried out by heat-exchanger pump 12
Pressurization supply stops, and draining valve 26 is set into open state.
In addition, beverage supply device 100 according to the embodiment of the present invention, is also equipped with：End cap 37, it is by cylinder 311
The opening occlusion having；And motor 34, it moves cylinder 311 so that end cap 37 is extracting opening occlusion, control unit 50 out
During coffee liquid, blocking of the signal based on the rotation for representing motor 34 to coffee liquid pipe arrangement 27 is detected.Thereby, it is possible to prevent
Situations below：The brake pressure of pressure ratio motor 34 in cylinder 311 is big, and cylinder 311 is moved to the direction for expanding volume, so that
Pressure reduction in cylinder 311, proceeds hot water supply.
In addition, beverage supply device 100 according to the embodiment of the present invention, is also equipped with pressure sensor 291, the pressure
Sensor 291 detects that control unit 50 is based on being examined by pressure sensor 291 when extracting coffee liquid out to the internal pressure of cylinder 311
Blocking of the internal pressure measured to coffee liquid pipe arrangement 27 is detected.Thus, beverage supply device 100 can be based in cylinder 311
Pressure anomaly detected come the blocking to coffee liquid feed path.
In addition, beverage supply device 100 according to the embodiment of the present invention, is also equipped with flow sensor 22, the flow
The flow for the hot water that 22 pairs of sensor is supplied into cylinder 311 detects that control unit 50 is based on by flowing when extracting coffee liquid out
Blocking of the flow that quantity sensor 22 is detected to coffee liquid pipe arrangement 27 is detected.Thus, beverage supply device 100 being capable of base
Detected in the abnormal blocking to coffee liquid feed path of the supply of hot water.
In addition, beverage supply device 100 according to the embodiment of the present invention, in addition to the piston 312 with water penetration,
The piston 312 is moved in cylinder 311 and accumulated the coffee grounds after coffee liquid is extracted out to top, with being not detected by coffee liquid
The situation of the blocking of pipe arrangement 27 is compared, and control unit 50 makes the phase of cylinder 311 in the case where detecting the blocking of coffee liquid pipe arrangement 27
For slowing of moving the piston 312 that coffee grounds accumulates to top.Thus, in the discarded action of coffee grounds, even in
In the state of remaining more coffee liquid in cylinder 311, also because the time that lifting unit 32 declines is longer can be from coffee grounds
Fully remove moisture.
In addition, above-mentioned embodiment is one of the present invention, the invention is not restricted to this.In the above-described embodiment,
Beverage supply device 100 is by by coffee bean compression and the hot-water supply that pressurizes, having manufactured denseer coffee liquid, i.e. espresso.
But, the present invention can also be applied to supply hot water pressurization with low pressure the beverage supply device of the coffee of drippage local flavor.Separately
Outside, the present invention can also be applied to that the pressurization of hot water can be controlled by heat-exchanger pump, to manufacture coffee, the American coffee of drippage local flavor
The beverage supply device of a variety of coffee beverages such as the espresso that coffee or high pressure are extracted out.
On January 20th, 2015 propose Japanese patent application laid be willing to include in 2015-008661 specification, accompanying drawing and
The disclosure of summary is fully incorporated in the application.
Industrial applicibility
The present invention is suitable to import hot water into the container for having put into coffee bean powder to extract the beverage supply device of coffee liquid out.
Description of reference numerals
100 beverage supply devices
1 housing
2 anterior lid doors
3 touch-screens
4 coffee nozzles
5 milk nozzles
6 hot water nozzles
7 container for drink supporting tables
10 beverage supply mechanisms
11 hot-water cylinders
12 heat-exchanger pumps
13 storage tanks
14 mills
15 coffee grounds acceptance divisions
21 hot water filters
22 flow sensors
23 hot water supply valves
24 hot water supply pipe arrangement
24A connectors
25 drainpipes
26 draining valves
27 coffee liquid pipe arrangements
28 extract valve out
29 current dividers
291 pressure sensors
30 coffee extraction units
31 piston-cylinder units
311 cylinders
312 pistons
313 hot water supply openings
32 lifting units
33 lifting shafts
34 motors
341 rotor position detecting sensors
35 pulleys
36 frame portions
36A upper surface parts
36B lower surface portions
36C posts portion
37 end caps
37A outlet ports
37B coffee liquid taking-ups portion
38 wipers
41 upper limit position detection sensors
42 hot water put into position-detection sensor
43 coffee beans put into position-detection sensor
44 lower position detection sensors
50 control units
Claims (5)
1. a kind of beverage supply device, it includes：
Cylinder, it accommodates coffee bean powder；
Heat-exchanger pump, hot water pressurization is fed in the cylinder by it；
Coffee liquid pipe arrangement, it sends out the coffee liquid extracted out by the cylinder；
Draining valve, it discharges the raffinate in the cylinder；And
Control unit, in the case that it detects the blocking of the coffee liquid pipe arrangement when extracting the coffee liquid out, makes by the heat
The pressurization supply for the hot water that water pump is carried out stops, and the draining valve is set into open state.
2. beverage supply device as claimed in claim 1, it also includes：
End cap, its opening occlusion with the cylinder；And
Motor, it moves the cylinder so that the end cap is inaccessible by the opening,
The control unit is when extracting the coffee liquid out, and the signal based on the rotation for representing the motor is to the coffee liquid pipe arrangement
Blocking detected.
3. beverage supply device as claimed in claim 2, wherein,
Also include pressure sensor, the pressure sensor is detected to the internal pressure of the cylinder,
The control unit is when extracting the coffee liquid out based on the internal pressure detected by the pressure sensor to the coffee liquid
The blocking of pipe arrangement is detected.
4. beverage supply device as claimed in claim 2, wherein,
Also include flow sensor, the flow of hot water of the flow sensor to being supplied into the cylinder is detected,
The control unit is when extracting the coffee liquid out based on the flow detected by the flow sensor to the coffee liquid
The blocking of pipe arrangement is detected.
5. beverage supply device as claimed in claim 2, wherein,
Also include the piston with water penetration, the piston moves in the cylinder and will extract the coffee after the coffee liquid out
Slag, which accumulates, arrives top,
Compared with not detecting the situation of blocking of the coffee liquid pipe arrangement, the control unit is detecting the coffee liquid pipe arrangement
In the case of blocking, make the cylinder relative to slowing of moving the piston that the coffee grounds accumulates to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812073.3A CN110537842B (en) | 2015-01-20 | 2015-12-11 | Beverage supply device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-008661 | 2015-01-20 | ||
| JP2015008661 | 2015-01-20 | ||
| PCT/JP2015/006187 WO2016116981A1 (en) | 2015-01-20 | 2015-12-11 | Beverage supply device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910812073.3A Division CN110537842B (en) | 2015-01-20 | 2015-12-11 | Beverage supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107205580A true CN107205580A (en) | 2017-09-26 |
| CN107205580B CN107205580B (en) | 2019-10-15 |
Family
ID=56416551
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910812073.3A Active CN110537842B (en) | 2015-01-20 | 2015-12-11 | Beverage supply device |
| CN201580073603.7A Active CN107205580B (en) | 2015-01-20 | 2015-12-11 | Beverage supply device |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910812073.3A Active CN110537842B (en) | 2015-01-20 | 2015-12-11 | Beverage supply device |
Country Status (4)
| Country | Link |
|---|---|
| JP (3) | JP6655836B2 (en) |
| CN (2) | CN110537842B (en) |
| AU (1) | AU2015379238B2 (en) |
| WO (1) | WO2016116981A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110232774A (en) * | 2019-06-05 | 2019-09-13 | 中山市嘉游动漫科技有限公司 | A kind of multi-functional vending machine |
| CN112839550A (en) * | 2018-12-04 | 2021-05-25 | 富士电机株式会社 | Beverage supply device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022096457A1 (en) | 2020-11-03 | 2022-05-12 | Société des Produits Nestlé S.A. | Coffee brewing apparatus |
| CN114176396A (en) * | 2021-11-25 | 2022-03-15 | 苏州提点信息科技有限公司 | Material discharging method and control system of batching machine and batching machine |
| JP7485131B1 (en) | 2023-03-07 | 2024-05-16 | 富士電機株式会社 | Beverage supply equipment |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107205580B (en) | 2019-10-15 |
| JP2021094484A (en) | 2021-06-24 |
| AU2015379238A1 (en) | 2017-06-22 |
| JP2020062505A (en) | 2020-04-23 |
| CN110537842A (en) | 2019-12-06 |
| CN110537842B (en) | 2021-08-17 |
| JPWO2016116981A1 (en) | 2017-10-26 |
| AU2015379238B2 (en) | 2020-05-07 |
| JP6655836B2 (en) | 2020-02-26 |
| JP6865381B2 (en) | 2021-04-28 |
| WO2016116981A1 (en) | 2016-07-28 |
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