CN109567595B - Extraction mechanism, coffee machine and extraction filtering method - Google Patents
Extraction mechanism, coffee machine and extraction filtering method Download PDFInfo
- Publication number
- CN109567595B CN109567595B CN201910067064.6A CN201910067064A CN109567595B CN 109567595 B CN109567595 B CN 109567595B CN 201910067064 A CN201910067064 A CN 201910067064A CN 109567595 B CN109567595 B CN 109567595B
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- extraction
- needle tube
- needle
- tube base
- extract
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- 238000000605 extraction Methods 0.000 title claims abstract description 149
- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 238000001914 filtration Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 230000009471 action Effects 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000002904 solvent Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- 230000005484 gravity Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000002775 capsule Substances 0.000 description 11
- 241000533293 Sesbania emerus Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000004806 packaging method and process Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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
- A47J31/40—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea
- A47J31/407—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea with ingredient-containing cartridges; Cartridge-perforating 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
- A47J31/06—Filters or strainers for coffee or tea makers ; Holders therefor
- A47J31/0642—Filters or strainers for coffee or tea makers ; Holders therefor specially adapted to cooperate with a cartridge, e.g. having grooves or protrusions to separate cartridge from the bottom of the brewing chamber
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
The invention relates to an extraction mechanism, a coffee machine and an extraction and filtration method. The extraction mechanism skillfully penetrates through the extract from top to bottom by using an extraction needle tube in the process of pressing the extract, and the needle head just pierces the bottom of the sealed package of the extract to reach the liquid discharge hole, so that the needle head and the bottom of the package form a filtering structure together; during extraction, the extraction liquid rapidly seeps out of the small gap between the needle and the bottom of the package under the action of gravity and pressure, and finally flows out of the extraction chamber through the drain hole.
Description
Technical Field
The invention relates to the field of food processing machines, in particular to an extraction mechanism, a coffee machine and an extraction and filtration method.
Background
The shelf life of the coffee beans can be as long as more than one year. However, in the case of roasted coffee beans, the coffee beans may only be left in contact with air for a maximum of 15 days, and the coffee beans may already have an off-taste. In the case of ground coffee, the coffee may be set for only 10 hours after contact with air, and the coffee may become off-flavored. To solve this problem, a coffee capsule is available which is used in combination with a special coffee machine; the capsule is prepared by special treatment of coffee beans to obtain coffee powder, sealing in aluminum foil space similar to "fruit jelly", and filling nontoxic inert gas into the capsule to prolong shelf life and sterilize again. When the coffee is required to be brewed, the coffee capsule is put into a special capsule type coffee machine, and the brewing key is pressed, so that other operations are not required, and the consistency of the taste and the flavor of the coffee is ensured, and the coffee capsule has quite convenience.
However, the existing coffee capsules are responsible for environmental protection due to the increased packaging amount compared with the original coffee powder or coffee bean products; among them, a disposable filter structure attached to the bottom of the coffee capsule is one concern for people to challenge the environmental protection.
Disclosure of Invention
The invention aims to provide an extraction mechanism, a coffee machine and an extraction and filtration method which do not need to additionally provide a disposable filtration structure for the package of an extract, and the extraction and filtration method are realized by the following technical scheme:
an extraction mechanism comprises a bracket, an extraction chamber, a needle tube base, an extraction needle tube and a transmission device; the extraction chamber is fixed on the bracket, and a liquid discharge hole is formed in the bottom of the extraction chamber; a sliding rail is arranged on the bracket perpendicular to the extraction chamber; the needle tube base is arranged above the extraction chamber and is in sliding connection with the sliding rail; the diameter of the needle tube base is larger than or equal to the inner diameter of the top of the extraction chamber, a cavity is formed in the needle tube base, and a water inlet communicated with the cavity is formed in the needle tube base; the extraction needle tube is fixed on the needle tube base and is communicated with a cavity in the needle tube base, the extraction needle tube comprises a hollow tube body and a conical needle head, and a water outlet hole is formed in the tube wall of the hollow tube body; the device comprises a bracket, a needle tube base, a transmission device, a conical needle head and a filtering structure, wherein the transmission device is arranged on the bracket, the transmission device is in transmission connection with the needle tube base and can control the needle tube base to slide along the sliding rail, the needle tube base can be pressed on the top of the extraction chamber under the action of the transmission device, the tip part of the conical needle head reaches the liquid discharge hole when the needle tube base is pressed on the top of the extraction chamber, the number and the position of the extraction needle tube are matched with the number and the position of the liquid discharge hole in a one-to-one correspondence manner, the conical needle head adopts a solid needle head, the needle head pierces the bottom of a sealed package of an extract to reach the liquid discharge hole, and the needle head and the bottom of the package form the filtering structure together to generate uniform fine gaps for filtering;
The transmission device enables the needle tube base to press the top of the extraction chamber, the extraction needle tube penetrates through the sealed package of the extract vertically, solvent is injected into the water inlet of the needle tube base, and the solvent flows into the sealed package of the extract from the water outlet hole and starts to extract the extract; the extraction liquid seeps out from the fine gap between the conical needle and the bottom of the package, and the extraction liquid after extraction filtration is obtained from the liquid discharge hole.
Compared with the prior art, the invention provides a novel extraction mechanism, which skillfully penetrates through an extract from top to bottom by using an extraction needle tube in the process of pressing the extract, and enables the needle to just pierce the bottom of a sealed package of the extract to reach the drain hole, so that the needle and the bottom of the package form a filtering structure together; during the extraction process, the extraction liquid rapidly seeps out of the fine gap between the extraction needle and the bottom of the package under the action of gravity and pressure, and finally flows out of the extraction chamber through the liquid discharge hole. The extraction mechanism does not need to additionally provide a disposable filtering structure for the package of the extract such as capsule coffee, simplifies the equipment for packaging the extract, reduces the cost for packaging the extract, and greatly improves the environmental protection property of the extract package; the scheme is simple in design, easy to realize, good in filtering effect, wide in extraction application range and high in market popularization value.
The solid conical needle can better pierce the bottom of the sealed package of the extract, prevent coffee powder from being brought out of the sealed package in the piercing process, and can uniformly generate fine gaps for filtration, thereby effectively improving the filtration effect.
Further, the diameter of the hollow pipe body is smaller than the diameter of the liquid discharge hole.
Further, the diameter of the joint of the conical needle head and the hollow pipe body is smaller than the diameter of the liquid discharge hole.
The improvement is mainly characterized in that the diameter of the extraction needle tube and the diameter of the liquid discharge hole are adaptively adjusted, so that the conical needle head can be prevented from blocking the liquid discharge hole after penetrating the bottom of the package.
Furthermore, the conical needle head can be provided with a diversion trench which leads to the tip part of the conical needle head from the joint of the conical needle head and the hollow tube body.
The improvement can better drain the extraction liquid, and can accelerate the preparation speed of the extraction liquid while ensuring the filtering effect.
Further, the needle tube base further comprises a sealing ring arranged at the edge of the pressing surface between the needle tube base and the extraction chamber.
Because the extraction process generally needs to make the extract be in a high-temperature and high-pressure environment, the needle tube base can seal the top of the extraction chamber by arranging the sealing ring, which is beneficial to the pressurization operation of the extraction process.
Further, the extraction needle tube further comprises a perforation plugging ring sleeved at the connection position of the extraction needle tube and the needle tube base.
Through setting up perforation shutoff circle, can effectively shutoff extract product package top's perforation, prevent to lead to the perforation at package top to further enlarge because of the pressure increase in the packing in the extraction process, avoid packing whole damage, make the extraction process clean and tidier high efficiency.
In one embodiment, the transmission includes a handle and a transmission member; the handle is rotatably arranged on the support, the transmission piece is in transmission connection with the handle, and the needle tube base is in transmission connection with the transmission piece.
The coffee machine comprises an extraction mechanism, wherein the extraction mechanism is the extraction mechanism.
An extraction filtration method using the extraction mechanism comprises the following steps:
placing an extract into an extraction chamber of the extraction mechanism along with a closed package containing the extract;
Operating the transmission device to enable the needle tube base to press the top of the extraction chamber;
injecting solvent into a water inlet of the needle tube base;
And obtaining the extraction liquid after extraction and filtration from the liquid discharge hole.
Drawings
FIG. 1 is a schematic diagram of an extraction mechanism of the present invention.
Detailed Description
Referring to fig. 1, an extraction mechanism comprises a bracket 1, an extraction chamber 2, a needle tube base 3, an extraction needle tube 4 and a transmission device 5; the extraction chamber 2 is fixed on the bracket 1, and a liquid discharge hole 21 is arranged at the bottom of the extraction chamber 2; a slide rail 11 is arranged on the bracket 1 perpendicular to the extraction chamber; the needle tube base 3 is arranged above the extraction chamber 2 and is in sliding connection with the sliding rail 11; the diameter of the needle tube base 3 is larger than or equal to the inner diameter of the top of the extraction chamber 2, a cavity is formed in the needle tube base 3, and the needle tube base 3 is provided with a water inlet 31 communicated with the cavity; the extraction needle tube 4 is fixed on the needle tube base 3 and is communicated with a cavity in the needle tube base 3, the extraction needle tube 4 comprises a hollow tube body 41 and a conical needle head 42, and a water outlet hole 412 is formed in the tube wall of the hollow tube body 41; the transmission device 5 is arranged on the support 1, the transmission device 1 is in transmission connection with the needle tube base 3 and can control the needle tube base 3 to slide along the sliding rail, the needle tube base 3 can be pressed on the top of the extraction chamber 2 under the action of the transmission device 5, and the tip part of the conical needle 42 reaches the liquid discharge hole 21 when the needle tube base is pressed on the top of the extraction chamber 2.
Specifically, the number and positions of the extraction needle tubes 4 are matched with the number and positions of the liquid discharge holes 21 in a one-to-one correspondence.
When the extraction mechanism is used for extraction, firstly, the extract is put into an extraction chamber 2 of the extraction mechanism together with a closed package containing the extract, such as capsule coffee and the like; then operating the transmission device 5 to press the needle tube base 3 on the top of the extraction chamber 2, wherein the extraction needle tube 4 penetrates through the sealed package up and down, and the conical needle 42 just penetrates through the bottom of the package and reaches the liquid discharge hole 21; injecting a solvent into the water inlet 31 of the needle tube base 3, and allowing the solvent to flow into the package from the water outlet 412 and begin extracting the extract; the extraction liquid rapidly seeps out from the fine gap between the conical needle 42 and the bottom of the package under the action of gravity and pressure, and the extraction process is completed after the extraction filtered extraction liquid is obtained from the liquid discharge hole 21.
Compared with the prior art, the invention provides a novel extraction mechanism, which is characterized in that an extraction needle tube 4 is skillfully used for penetrating the extract up and down in the process of pressing the extract, and the conical needle 42 just pierces the bottom of a sealed package of the extract to reach the liquid discharge hole 21, so that the conical needle 42 and the bottom of the package form a filtering structure together; during extraction, the extract rapidly seeps out of the small gap between the conical needle 42 and the bottom of the package under the force of gravity and pressure and finally out of the extraction chamber through the drain hole 21.
In one embodiment, the tapered needle 42 is preferably a solid needle. The use of the solid conical needle 42 better pierces the bottom of the sealed package of the extract, prevents the coffee powder from being carried out of the sealed package during piercing, and uniformly creates fine slits for filtration, effectively enhancing the filtering effect.
The hollow tube 41 preferably has a diameter smaller than the diameter of the drain hole 21.
The diameter of the junction of the conical needle 42 and the hollow tube is preferably smaller than the diameter of the drain hole 21.
The above preferred embodiment mainly consists in adaptively adjusting the diameter of the extraction needle 41 and the diameter of the drain hole 21, so as to prevent the tapered needle 42 from blocking the drain hole 21 after piercing the bottom of the package.
The conical needle 42 may be provided with a flow guide groove 43 leading from the junction of the conical needle 42 and the hollow tube 41 to the tip of the conical needle 42.
The device can better drain the extraction liquid, ensure the filtering effect and accelerate the preparation speed of the extraction liquid.
The needle tube base 3 further comprises a sealing ring 32 arranged at the edge of the pressing surface between the needle tube base 3 and the extraction chamber 2.
Since the extraction process generally requires the extract to be in a high temperature and high pressure environment, the needle tube base 3 can seal the top of the extraction chamber 2 by providing the sealing ring 32, which is beneficial to the pressurization operation of the extraction process.
The extraction needle tube 4 further comprises a perforated plugging ring 33 sleeved at the connection position of the extraction needle tube 4 and the needle tube base 3.
Through setting up perforation shutoff circle 33, can effectively shutoff extract package top's perforation, prevent to lead to the perforation at package top to further enlarge because of the pressure increase in the packing in the extraction process, avoid packing whole damage, make the extraction process clean and tidier high efficiency.
In one embodiment, the transmission 5 comprises a handle 51 and a transmission 52; the handle 51 is rotatably arranged on the bracket 1, the transmission member 52 is in transmission connection with the handle 51, and the needle tube base 3 is in transmission connection with the transmission member 52.
In one embodiment, the present invention further provides: a coffee machine comprising an extraction mechanism, the extraction mechanism being the extraction mechanism of any of the embodiments described above.
In one embodiment, the present invention further provides an extraction filtration method using the extraction mechanism according to any of the above embodiments, comprising the steps of:
placing an extract into an extraction chamber 2 of the extraction mechanism together with a closed package containing the extract;
operating the transmission device 5 to press the needle tube base 3 on the top of the extraction chamber 2;
injecting a solvent into the water inlet 31 of the needle tube base 3;
the extraction liquid after extraction filtration is obtained from the drain hole 21.
The extraction mechanism provided by the invention does not need to additionally provide a disposable filtering structure for the package of the extract such as capsule coffee, simplifies the equipment for packaging the extract, reduces the cost for packaging the extract, and greatly improves the environmental protection property of the extract package; the scheme is simple in design, easy to realize, good in filtering effect, wide in extraction application range and high in market popularization value.
The present invention is not limited to the above-described embodiments, but, if various modifications or variations of the present invention are not departing from the spirit and scope of the present invention, the present invention is intended to include such modifications and variations as fall within the scope of the claims and the equivalents thereof.
Claims (8)
1. An extraction mechanism, includes support, its characterized in that: also comprises an extraction chamber, a needle tube base extraction needle tube and driving device; the extraction chamber is fixed on the bracket, and a liquid discharge hole is formed in the bottom of the extraction chamber; a sliding rail is arranged on the bracket perpendicular to the extraction chamber; the needle tube base is arranged above the extraction chamber and is in sliding connection with the sliding rail; the diameter of the needle tube base is larger than or equal to the inner diameter of the top of the extraction chamber, a cavity is formed in the needle tube base, and a water inlet communicated with the cavity is formed in the needle tube base; the extraction needle tube is fixed on the needle tube base and is communicated with a cavity in the needle tube base, the extraction needle tube comprises a hollow tube body and a conical needle head, the diameter of the hollow tube body is smaller than that of the liquid discharge hole, and a water outlet hole is formed in the tube wall of the hollow tube body; the device comprises a bracket, a needle tube base, a transmission device, a conical needle head and a filtering structure, wherein the transmission device is arranged on the bracket, the transmission device is in transmission connection with the needle tube base and can control the needle tube base to slide along the sliding rail, the needle tube base can be pressed on the top of the extraction chamber under the action of the transmission device, the tip part of the conical needle head reaches the liquid discharge hole when the needle tube base is pressed on the top of the extraction chamber, the number and the position of the extraction needle tube are matched with the number and the position of the liquid discharge hole in a one-to-one correspondence manner, the conical needle head adopts a solid needle head, the needle head pierces the bottom of a sealed package of an extract to reach the liquid discharge hole, and the needle head and the bottom of the package form the filtering structure together to generate uniform fine gaps for filtering;
The transmission device enables the needle tube base to press the top of the extraction chamber, the extraction needle tube penetrates through the sealed package of the extract vertically, solvent is injected into the water inlet of the needle tube base, and the solvent flows into the sealed package of the extract from the water outlet hole and starts to extract the extract; the extraction liquid seeps out from the fine gap between the conical needle and the bottom of the package, and the extraction liquid after extraction filtration is obtained from the liquid discharge hole.
2. The extraction mechanism of claim 1, wherein: the diameter of the joint of the conical needle head and the hollow pipe body is smaller than the diameter of the liquid discharge hole.
3. The extraction mechanism of claim 1, wherein: the conical needle head is provided with a diversion trench which leads to the tip part of the conical needle head from the joint of the conical needle head and the hollow tube body.
4. The extraction mechanism of claim 1, wherein: the needle tube base also comprises a sealing ring arranged at the edge of the pressing surface between the needle tube base and the extraction chamber.
5. The extraction mechanism of claim 1, wherein: the extraction needle tube further comprises a perforation plugging ring sleeved at the connection position of the extraction needle tube and the needle tube base.
6. The extraction mechanism of claim 1, wherein: the transmission device comprises a handle and a transmission piece; the handle is rotatably arranged on the support, the transmission piece is in transmission connection with the handle, and the needle tube base is in transmission connection with the transmission piece.
7. A coffee machine comprising an extraction mechanism, characterized in that: the extraction mechanism according to any one of claims 1 to 6.
8. An extraction filtration method using the extraction mechanism as claimed in any one of claims 1 to 6, comprising the steps of:
placing an extract into an extraction chamber of the extraction mechanism along with a closed package containing the extract;
Operating the transmission device to enable the needle tube base to press the top of the extraction chamber;
injecting solvent into a water inlet of the needle tube base;
And obtaining the extraction liquid after extraction and filtration from the liquid discharge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067064.6A CN109567595B (en) | 2019-01-24 | 2019-01-24 | Extraction mechanism, coffee machine and extraction filtering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067064.6A CN109567595B (en) | 2019-01-24 | 2019-01-24 | Extraction mechanism, coffee machine and extraction filtering method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109567595A CN109567595A (en) | 2019-04-05 |
| CN109567595B true CN109567595B (en) | 2024-06-11 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910067064.6A Active CN109567595B (en) | 2019-01-24 | 2019-01-24 | Extraction mechanism, coffee machine and extraction filtering method |
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| CN (1) | CN109567595B (en) |
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| US5265517A (en) * | 1991-10-09 | 1993-11-30 | Industria Columbiana De Electronicos Y Electrodomesticos, Incelt S.A. Of Carrera | Method and apparatus for brewing coffee |
| DE202005021174U1 (en) * | 2004-11-22 | 2007-06-21 | Caffita System S.P.A. | Beverage machine, has stock chamber bottom part moved together with capsule during closing of chamber, where capsule cover is lanced by lancing unit, when capsule base is deformed by another lancing unit towards capsule cover |
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| ITTO20010902A1 (en) * | 2001-09-21 | 2003-03-21 | Sgl Italia Srl | COFFEE MACHINE'. |
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| US5265517A (en) * | 1991-10-09 | 1993-11-30 | Industria Columbiana De Electronicos Y Electrodomesticos, Incelt S.A. Of Carrera | Method and apparatus for brewing coffee |
| DE202005021174U1 (en) * | 2004-11-22 | 2007-06-21 | Caffita System S.P.A. | Beverage machine, has stock chamber bottom part moved together with capsule during closing of chamber, where capsule cover is lanced by lancing unit, when capsule base is deformed by another lancing unit towards capsule cover |
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| CN109567595A (en) | 2019-04-05 |
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