CN103445683A - Hydraulic driving structure of machine part of beverage extraction device - Google Patents
Hydraulic driving structure of machine part of beverage extraction device Download PDFInfo
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- CN103445683A CN103445683A CN2013103920523A CN201310392052A CN103445683A CN 103445683 A CN103445683 A CN 103445683A CN 2013103920523 A CN2013103920523 A CN 2013103920523A CN 201310392052 A CN201310392052 A CN 201310392052A CN 103445683 A CN103445683 A CN 103445683A
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- parts
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- beverage extraction
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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
- A47J31/3604—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 with a mechanism arranged to move the brewing chamber between loading, infusing and ejecting stations
- A47J31/3623—Cartridges being employed
- A47J31/3633—Means to perform transfer from a loading position to an infusing position
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- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
The invention relates to a hydraulic driving structure of a machine part of a beverage extraction device. The hydraulic driving structure comprises an engine base and a machine element, and is characterized in that a piston piece capable of sliding back and forth is restricted in the engine base, is located at the rear part of the machine element, and is driven by a hydraulic structure to move forward; backward resetting of the piston piece is provided by a spring; the hydraulic driving structure is characterized in that the piston piece is connected with the rear part of the machine element through a connecting rod structure; forward movement of the piston piece can enlarge a stroke of forward movement of the machine element through the connecting structure, i.e. the stroke of the forward movement of the machine element is larger than the stroke of the forward movement of the piston piece. A distance of the forward movement of the piston piece can enlarge a distance of the forward movement of the machine element through the connecting rod structure, i.e. the machine element can be moved forward at a long distance through driving the piston piece to move forward at a short distance by the hydraulic structure, the aim of quickly driving the machine element to move forward is achieved, and the working efficiency is greatly improved, so that the water consumption of a movement process of a piston is reduced, the stroke of the piston is greatly shortened, the time for extracting beverage is shortened, and the working efficiency of the beverage extraction device is improved.
Description
Technical field
The present invention relates to a kind of beverage extraction plant, relate in particular to a kind ofly in order to drive in beverage extraction plant the hydraulic-driven structure that moving part moves forward and backward, beverage extraction plant can be coffee machine or other similar devices.
Background technology
Coffee machine is a kind of machine for preparing coffee beverage, the legacy device of coffee machine includes water pot, heating element heater and water pump etc., the capsule that will be equipped with ground coffee during use is placed in coffee machine, during use, by drives structure, two parts in coffee machine are closed up and form the extraction chamber again, now coffee capsule is positioned at the extraction chamber, during extraction, the water of heating is got in the extraction chamber with water pump again, water flows through the coffee raw material that will extract, and coffee beverage flows to cup from the outlet pipe of coffee machine.
Existing beverage maker mainly contains two kinds of forms as driven two parts to move with closed in coffee machine with the drives structure of opening two parts:
A kind of is the handle and connecting rod drive-type, a kind of parts drives structure of handle and connecting rod drive-type as the patent No. Chinese invention patent " a kind of in order to prepare the device of beverage extracting substance " that is ZL00812101.X (notification number is CN1263415Y) has disclosed, it comprises closed bar and two draw bars with both arms, two arms of closed bar are fixed on the first pivot of the both sides that are positioned at described the second parts and can rotate around it, draw bar is fixed on the second pivot of the both sides that are positioned at the second parts and can rotates around it, together with the end of two arms of draw bar and closed bar firmly fixes by the 3rd rotatable pivot, so that co-operating makes the device closure and opens mutually.
The parts drives structure of handle and connecting rod formula relates to the many complex structures of parts, during use, need upwards pull or press down handle, before placing coffee capsule, handle is upwards pulled angled, the handle perk, occupy larger height, this coffee machine need be placed on the position with certain altitude space, could use, to coffee machine to lay space requirement high, use not humane.The parts drives structure of existing handle and connecting rod formula realizes the locking of two parts by bar linkage structure in addition, for preventing leaking in extraction process, coffee machine has higher coupling mechanism force requirement to two parts, like this after two parts close up, because the coupling mechanism force between two parts is very large, as will be again opened two parts, needing more energetically could pulling handle, the operation effort.
Another kind is hydraulic drive type, the Chinese utility model patent " a kind of packet sending and falling structure of beverage brewing device " that is ZL201020113007.1 (notification number is CN201617680U) as the patent No. has disclosed a kind of hydraulic drive type drives structure, comprise on the rear wall of support and be fixed with interior holder, should on interior holder, have the rear intake tunnel axially run through, the rear chamber that there is open rearward end in the second parts, the rear chamber of the second parts is movably set on interior holder and internally holder front and back slippage mutually, and for liquid sealing, coordinate between rear chamber's internal perisporium of the outer peripheral face of interior holder and the second parts, also be provided with the liquid outlet channel that is communicated with the cavity on extraneous and described the second parts on the second parts, there is interior omoplate in the pilot hole of installation portion, also be arranged with back-moving spring on each lead, one end of this back-moving spring is resisted against on the antetheca of support, the other end of back-moving spring is resisted against on the interior omoplate in described pilot hole, has on described the first parts and is communicated with described space and the extraneous advancing water passage brewageed.The hydraulic-driven structure is equivalent to the handle and connecting rod drives structure and has the advantages such as structure is relatively simple, coupling mechanism force is strong, easy to operate, space hold is few.
In the beverage maker of existing no matter which kind of type of drive, the pattern of two parts relative motions is, the relative support of one of them parts is fixed, the relative support slippage of another parts, it is very long that mobile parts slide onto total mobile route of extraction state, owing to driving piston piece that removable parts move directly to be fixed on the rear portion of removable parts, therefore the distance that piston piece will move is identical with the closed distance that will move of removable parts, cause the shift motion of piston also very long, this will certainly extend the waiting time that beverage extraction plant (as coffee machine) prepares beverage (as coffee), inefficiency.
Summary of the invention
Technical problem to be solved by this invention be for above-mentioned prior art present situation, provide a kind of use less water under high pressure also can the fast driving parts parts hydraulic-driven structure of beverage extraction plant of reach.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of parts hydraulic-driven structure of beverage extraction plant, comprise the support with dress bag mouth and the mouth of substitute and the parts that are constrained in energy front and back slippage in support, it is characterized in that: also retrain the piston piece that energy front and back slippage is arranged in described support, this piston piece is positioned at the rear portion of parts and drives reach by hydraulic structure, after piston piece, moving resets is provided by spring, it is characterized in that: between the rear portion of described piston piece and parts, by bar linkage structure, be connected, piston piece move through bar linkage structure after can amplify the stroke that parts move, be that the stroke that parts move is greater than the stroke that piston piece moves.
Above-mentioned bar linkage structure has two, be symmetrical set between the rear portion of piston piece and parts, described bar linkage structure comprises first connecting rod, second connecting rod and third connecting rod, one end of described first connecting rod is rotatably connected on a side of piston piece, one end of second connecting rod is rotatably connected on a side of support, the other end of first connecting rod is rotatably connected on the middle part of second connecting rod, one end of the other end of second connecting rod and described third connecting rod is rotationally connected, and a side at the other end of described third connecting rod and described parts rear portion is rotationally connected.Its concrete bar linkage structure that is a kind of energy enlarging course, this bar linkage structure is two independently three bar linkage structures, and this bar linkage structure has can steadily promote the parts slippage, and the stroke amplification effect is good simultaneously, certainly also can adopt the bar linkage structure of existing other version, can design as required.
Above-mentioned hydraulic structure comprises that the rear end face of piston piece has the piston rod member extended back, the rear portion of support is fixed with fixture, the front end of this fixture has the plunger shaft of inserting for described piston rod member, be provided with sealing ring between the outer peripheral face of piston rod member and the internal perisporium of plunger shaft, the rear portion of described fixture has the intake tunnel communicated with described plunger shaft, also be provided with spring cavity in described fixture, described spring is located in spring cavity.It is a kind of concrete hydraulic-driven structure, the size of the plunger shaft cross-sectional area in this hydraulic-driven structure is identical with the piston rod member, cross-sectional area much smaller than piston piece, the area of comparing plunger shaft with the conventional hydraulic structure reduces greatly, high-pressure hydraulic is full of pressure chamber more fast, to promote the parts reach, further reduce the waiting time of beverage extraction plant extracting beverage.
One end of above-mentioned spring is connected with the rear end face of parts after passing the antetheca of spring cavity, and the other end of spring is hung on the crossbeam that is positioned at the spring cavity rear portion.
Above-mentioned spring cavity is arranged in the periphery of described plunger shaft in the form of a ring, and described spring has two.The more convenient layout spring of the spring cavity of ring-type, spring arranges two and can more steadily promote after piston piece to move to reset.
The rear end face of above-mentioned piston piece has two guide posts that extend back, and the antetheca of described spring cavity has two pilot holes that match with described guide post, and described guide post is movable through described pilot hole.By the guiding between guide post and pilot hole, make the piston piece slippage more steady.
One end of above-mentioned second connecting rod is rotatably connected on a side of fixture.After can first being connected in advance on fixture by second connecting rod like this, then be assembled in support, an end of second connecting rod also can directly be rotatably connected on the side in support certainly.
The length of above-mentioned second connecting rod and third connecting rod is greater than the length of first connecting rod.Can effectively amplify the parts stroke like this.
Above-mentioned support is the integrated injection molding part with the passage axially run through, described dress bag mouth and the mouth of substitute are positioned at forward position, support middle part, and dress bag mouth be positioned at substitute mouthful under, described parts are positioned at the rear portion of described passage, the both sides inwall that described passage is positioned at dress Bao Kou position is provided with to clamp the holding tank on the annular edge edge of beverage packets, the antetheca of holding tank is to the inwall of projecting inward described passage, the bottom of holding tank to bending in order to shelve the annular edge edge of beverage packets.The support integrated molding forms, and reduces and strengthens structure, simplifies assembly technology, reduces costs; Holding tank not only plays the effect of clamping position beverage packets, and when parts retreat, the antetheca of holding tank can also tangle the annular edge edge of the beverage packets retreated with parts, makes beverage packets de-bag smoothly.
The left and right sides of above-mentioned fixing piece has the protruding bar shaped limiting section of side, and the inboard, left and right of described channel rear portion has the stopper slot matched with described bar shaped limiting section, and described bar shaped guide part is plugged in described gathering sill.By coordinating of stopper slot and bar shaped limiting section, make the safer support rear portion that is fixed on of fixture, and the installation of fixture is played to guide effect.
Compared with prior art, the invention has the advantages that: the piston piece in this hydraulic-driven structure is not directly with parts, to be connected, but be connected with parts by bar linkage structure, when piston piece reach certain distance, first connecting rod can promote the center of rotation forward deflection of the front end of second connecting rod around its rear end, the deflection meeting of second connecting rod simultaneously drives the third connecting rod reach, the final parts that promote move forward, therefore the distance of piston piece reach can be amplified the distance of parts reach by bar linkage structure, that is to say that hydraulic structure only needs driven plunger part reach segment distance, just can make parts reach one large segment distance, reach the purpose of fast driving parts reach, the parts fallback procedures too, operating efficiency improves greatly, thereby reduce the water consumption of piston piece active procedure, greatly shorten piston stroke, reduce the time that beverage, improve the operating efficiency of beverage extraction plant.
The accompanying drawing explanation
The perspective view that Fig. 1 is the embodiment of the present invention;
The cutaway view that Fig. 2 is the embodiment of the present invention (reset condition);
The A-A that Fig. 3 is Fig. 2 is to cutaway view;
The cutaway view that Fig. 4 is the embodiment of the present invention (parts move forward to intermediateness);
The B-B that Fig. 5 is Fig. 4 is to cutaway view;
The cutaway view that Fig. 6 is the embodiment of the present invention (parts move forward to closure state);
The C-C that Fig. 7 is Fig. 6 is to cutaway view;
The cutaway view that Fig. 8 is the embodiment of the present invention (moving the de-bag state of beverage packets after parts);
The perspective view that Fig. 9 is support in the embodiment of the present invention;
The perspective view that Figure 10 is parts in the embodiment of the present invention;
The perspective view that Figure 11 is piston piece in the embodiment of the present invention;
The perspective view one that Figure 12 is fixture in the embodiment of the present invention;
The perspective view two that Figure 13 is fixture in the embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
As shown in Fig. 1～13, it is a preferred embodiment of the present invention.
A kind of parts hydraulic-driven structure of beverage extraction plant, comprise the support 1 with dress bag mouth 11 and the mouth 12 of substitute and the parts 2 that are constrained in energy front and back slippage in support, in the present embodiment, the front portion of parts 2 has the accommodating cavity 21 of accommodating beverage packets 8, and with accommodating cavity 21, communicate go out beverage channel 22, as complete extracting system, the front end of support 1 is fixed with fixed member 15, have the hot water channel 151 that supplying hot water passes on fixed member 15, can form the extraction chamber of accommodating beverage packets 8 after parts 2 and fixed member 15 closures.
Support 1 is for having the integrated injection molding part of the passage 13 axially run through, dress bag mouth 11 and the mouth 12 of substitute are positioned at support 1 forward position, middle part, and dress bag mouthfuls 11 be positioned at substitute mouthfuls 12 under, parts 2 are positioned at the rear portion of passage 13, the holding tank 9 of the annular edge that the both sides inwall that passage 13 is positioned at dress bag mouthful 11 positions is provided with to clamp beverage packets 8 along 81, the antetheca 92 of holding tank 9 is to the inwall of projecting inward passage 13, the bottom 91 of holding tank 9 to bending in order to the annular edge of shelving beverage packets along 81.
Also retrain the piston piece 3 that energy front and back slippage is arranged in support 1, this piston piece 3 is positioned at the rear portion of parts 2, between the rear portion of piston piece 3 and parts 2, by two bar linkage structures that are symmetrical set, be connected, piston piece 3 move through bar linkage structure after can amplify the stroke that parts 2 move, the stroke that parts 2 move is greater than the stroke that piston piece 3 moves.Bar linkage structure comprises first connecting rod 4, second connecting rod 5 and third connecting rod 6, one end of first connecting rod 4 is rotatably connected on a side of piston piece 3 by bearing pin, one end of second connecting rod 5 is rotatably connected on the front end of the bar shaped limiting section of following fixture 7 by bearing pin, because following fixture 7 is relative with support 1 fixing, therefore an end of second connecting rod 5 is equivalent to be rotatably connected on a side of support 1, the other end of first connecting rod 4 is rotatably connected on the middle part of second connecting rod 5 by bearing pin, one end of the other end of second connecting rod 5 and third connecting rod 6 is rotationally connected by bearing pin, the other end of third connecting rod 6 is rotationally connected by a side at bearing pin and parts 2 rear portions.The length of second connecting rod 5 and third connecting rod 6 is greater than the length of first connecting rod 4.
Piston piece 3 drives reach by hydraulic structure, and after piston piece 3, moving resets is provided by spring 10.
Hydraulic structure comprises that the rear end face of piston piece 3 has the piston rod member 31 extended back, the rear portion of support 1 is fixed with fixture 7 by screw, the front end of this fixture 7 has the plunger shaft 71 of inserting for piston rod member 31, be provided with sealing ring 32 between the internal perisporium of the outer peripheral face of piston rod member 31 and plunger shaft 71, the rear portion of fixture 7 has the intake tunnel 72 communicated with plunger shaft 71, also be provided with spring cavity 73 in fixture 7, spring 10 is located in spring cavity 73.One end of spring 10 is connected with the rear end face of parts 2 after passing the antetheca of spring cavity 73, and the other end of spring 10 is hung on the crossbeam 74 that is positioned at spring cavity 73 rear portions.Spring cavity 73 is arranged in the periphery of plunger shaft 71 in the form of a ring, and spring 10 has two.
The rear end face of piston piece 3 has two guide posts 33 that extend back, and the antetheca of spring cavity 73 has two pilot holes 75 that match with guide post 33, and guide post 33 is movable through pilot hole 75.
The left and right sides of fixture 7 has the protruding bar shaped limiting section 76 of side, and the inboard, left and right at passage 13 rear portions has the gathering sill 14 matched with bar shaped limiting section 76, and bar shaped limiting section 76 is plugged in stopper slot 14.
Drive the process of parts 2 reaches: as shown in Fig. 1～6, the intake tunnel 72 of water under high pressure from fixture 7 enters plunger shaft 71 and promotes piston rod member 31 and piston piece 3 reaches, reach certain distance along with piston piece 3, first connecting rod 4 can promote the center of rotation forward deflection of the front end of second connecting rod 5 around its rear end, the deflection meeting of second connecting rod 5 simultaneously drives third connecting rod 6 reaches, because the front end of third connecting rod 6 is connected with parts 2, the final parts 2 that promote move forward, the distance of piston piece 3 reaches can be amplified the distance of parts 2 reaches by bar linkage structure, that is to say driven plunger part 3 reach segment distances, just can make parts 2 reach one large segment distances, reach the purpose of fast driving parts reach.
The drink-extracting process: the reach of parts 2 progresses in the accommodating cavity 21 of parts 2 beverage packets 8 rear portions, parts 2 continue reach, make the annular edge of beverage packets 8 break away from the constraint of holding tank 9 along 81 distortion with parts 2 reaches, until parts 2 close up and form the extraction chamber with fixed member, then the hot water of high pressure enters the extraction chamber by the hot water channel 151 on fixed member 15, coffee beverage powder in extracting beverage bag 8, last beverage is drunk for the people from going out beverage channel 22 outflows.
Drive the process of moving after parts 2: as Fig. 7, shown in 8, after hydraulic pressure is cancelled, piston piece 3 is retracted position after under the effect of spring 10, along with after piston piece 3, moving certain distance, the front end that first connecting rod 4 can pull second connecting rod 5 around the center of rotation of its rear end to post deflection, the deflection meeting of second connecting rod 5 simultaneously moves after driving third connecting rod 6, because the front end of third connecting rod 6 is connected with parts 2, the final promotion moved after parts 2, the distance of moving after piston piece 3 can be amplified the distance of moving after parts 2 by bar linkage structure, move the segment distance after that is to say driven plunger part 3, just can make to move a large segment distance after parts 2, reach the purpose of moving after the fast driving parts.
Claims (10)
1. the parts hydraulic-driven structure of a beverage extraction plant, comprise and there are the parts (2) that fill the support (1) that wraps mouth (11) and substitute mouth (12) and be constrained in energy front and back slippage in support, it is characterized in that: also retrain the piston piece (3) that energy front and back slippage is arranged in described support (1), this piston piece (3) is positioned at the rear portion of parts (2) and drives reach by hydraulic structure, after piston piece (3), moving resets is provided by spring (10), it is characterized in that: between the rear portion of described piston piece (3) and parts (2), by bar linkage structure, be connected, moving through after bar linkage structure of piston piece (3) can be amplified the mobile stroke of parts (2), be that the mobile stroke of parts (2) is greater than the mobile stroke of piston piece (3).
2. the parts hydraulic-driven structure of beverage extraction plant according to claim 1, it is characterized in that: described bar linkage structure has two, be symmetrical set between the rear portion of piston piece (3) and parts (1), described bar linkage structure comprises first connecting rod (4), second connecting rod (5) and third connecting rod (6), one end of described first connecting rod (4) is rotatably connected on a side of piston piece (3), one end of described second connecting rod (5) is rotatably connected on a side of support (1), the other end of first connecting rod (4) is rotatably connected on the middle part of second connecting rod (5), one end of the other end of second connecting rod (5) and described third connecting rod (6) is rotationally connected, one side at the other end of described third connecting rod (6) and described parts (2) rear portion is rotationally connected.
3. the parts hydraulic-driven structure of beverage extraction plant according to claim 1, it is characterized in that: described hydraulic structure comprises that the rear end face of piston piece (3) has the piston rod member (31) extended back, the rear portion of described support (1) is fixed with fixture (7), the front end of this fixture (7) has the plunger shaft (71) of inserting for described piston rod member (31), be provided with sealing ring (32) between the internal perisporium of the outer peripheral face of piston rod member (31) and plunger shaft (71), the rear portion of described fixture (7) has the intake tunnel (72) communicated with described plunger shaft (71), also be provided with spring cavity (73) in described fixture (7), described spring (10) is located in spring cavity (73).
4. the parts hydraulic-driven structure of beverage extraction plant according to claim 3, it is characterized in that: an end of described spring (10) is connected with the rear end face of parts (2) after passing the antetheca of spring cavity (73), and the other end of spring (10) is hung on the crossbeam (74) that is positioned at spring cavity (73) rear portion.
5. the parts hydraulic-driven structure of beverage extraction plant according to claim 4, it is characterized in that: described spring cavity (73) is arranged in the periphery of described plunger shaft (71) in the form of a ring, and described spring (10) has two.
6. the parts hydraulic-driven structure of beverage extraction plant according to claim 3, it is characterized in that: the rear end face of described piston piece (3) has two guide posts (33) that extend back, the antetheca of described spring cavity (73) has two pilot holes (75) that match with described guide post (33), and described guide post (33) is movable through described pilot hole (75).
7. the parts hydraulic-driven structure of beverage extraction plant according to claim 3, it is characterized in that: an end of described second connecting rod (5) is rotatably connected on a side of fixture (7).
8. the parts hydraulic-driven structure of beverage extraction plant according to claim 3, it is characterized in that: the length of described second connecting rod (5) and third connecting rod (6) is greater than the length of first connecting rod (4).
9. according to the parts hydraulic-driven structure of the arbitrary described beverage extraction plant of claim 3～8, it is characterized in that: described support (1) is for having the integrated injection molding part of the passage (13) axially run through, described dress bag mouth (11) and substitute mouthful (12) are positioned at forward position, support (1) middle part, and dress bag mouthful (11) be positioned at substitute mouthful (12) under, described parts (2) are positioned at the rear portion of described passage (13), the both sides inwall that described passage (13) is positioned at dress bag mouthful (11) position is provided with to clamp the holding tank (9) of the annular edge of beverage packets (8) along (81), the antetheca (92) of holding tank (9) is to the inwall of projecting inward described passage (13), the bottom (91) of holding tank (9) to bending in order to the annular edge of shelving beverage packets along (81).
10. the parts hydraulic-driven structure of beverage extraction plant according to claim 9, it is characterized in that: the left and right sides of described fixture (7) has the protruding bar shaped limiting section (76) of side, the inboard, left and right at described passage (13) rear portion has the gathering sill (14) matched with described bar shaped limiting section (76), and described bar shaped limiting section (76) is plugged in described stopper slot (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310392052.3A CN103445683B (en) | 2013-09-02 | 2013-09-02 | The parts hydraulic-driven structure of beverage extraction plant |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310392052.3A CN103445683B (en) | 2013-09-02 | 2013-09-02 | The parts hydraulic-driven structure of beverage extraction plant |
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| CN103445683A true CN103445683A (en) | 2013-12-18 |
| CN103445683B CN103445683B (en) | 2016-05-25 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6305268B1 (en) * | 1997-12-02 | 2001-10-23 | Braun Gmbh | Machine for preparing hot beverages |
| CN1371254A (en) * | 1999-08-31 | 2002-09-25 | 雀巢制品公司 | Device for extracting substance for preparation of drink |
| CN101484050A (en) * | 2006-07-06 | 2009-07-15 | 高域蒸电有限公司 | Infusion assembly for beverage preparing machine |
| CN101856196A (en) * | 2010-06-09 | 2010-10-13 | 景昱东 | Beverage-extracting device capable of automatically releasing bag |
| CN201617680U (en) * | 2010-02-09 | 2010-11-03 | 景昱东 | Packet sending and falling structure of beverage brewing device |
| CN203468343U (en) * | 2013-09-02 | 2014-03-12 | 宁波全景电器技术有限公司 | Hydraulic drive structure for part of beverage extraction device |
-
2013
- 2013-09-02 CN CN201310392052.3A patent/CN103445683B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6305268B1 (en) * | 1997-12-02 | 2001-10-23 | Braun Gmbh | Machine for preparing hot beverages |
| CN1371254A (en) * | 1999-08-31 | 2002-09-25 | 雀巢制品公司 | Device for extracting substance for preparation of drink |
| CN101484050A (en) * | 2006-07-06 | 2009-07-15 | 高域蒸电有限公司 | Infusion assembly for beverage preparing machine |
| CN201617680U (en) * | 2010-02-09 | 2010-11-03 | 景昱东 | Packet sending and falling structure of beverage brewing device |
| CN101856196A (en) * | 2010-06-09 | 2010-10-13 | 景昱东 | Beverage-extracting device capable of automatically releasing bag |
| CN203468343U (en) * | 2013-09-02 | 2014-03-12 | 宁波全景电器技术有限公司 | Hydraulic drive structure for part of beverage extraction device |
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| CN103445683B (en) | 2016-05-25 |
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