Summary of the invention
It is an object of the invention to provide the machine of a kind of the above-mentioned type, wherein decrease the risk carrying out operating in the case of lid is not properly aligned.
For this, a kind of machine manufacturing coffee according to the present invention, including brewing cavity, lid, clamping device, described clamping device at least one coordinate movable pulley or slide block to match with at least one button bit locking, by at elastic telescopic drive movable pulley or slide block, or by elastic telescopic drive button bit, them can be made to slide over each other entrance and slide and depart from realization and brew the upper and lower folding of cavity;The positions and dimensions of this movable pulley described or slide block and cooperation button bit is arranged so that movable pulley or slide block to be merely able to when upper cover correctly blocks and brews cavity just to engage with button bit, brew and arrange water inlet and outlet on cavity;It is characterized in that: the top of described movable pulley or slide block and button bit is that inclined plane is slidably engaged such that it is able to gradually producing clamping force, clamping device is made up of movable pulley or slide block, button and spring, or clamping device is made up of button bit, button and spring.
Described clamping device includes a series of button bit and a series of cooperation movable pulley or slide block, one in wherein said a series of button bit and described a series of cooperation movable pulley or slide block is installed in the lower casing part brewing cavity of transferring still, and another in described a series of button bit and described a series of movable pulley or slide block is movably mounted with in the upper housing portion being connected to upper cover.
Described clamping device movable pulley is rotationally connected with the button bit of clamping device, is rotationally connected entrance button bit and the tension locking of its top;Movable pulley or slide block extrude along the circumference A of button bit after being retracted to dominant bit and enter button bit.
Described clamped condition lower fixture is uniformly distributed or symmetrical along the periphery of the entrance brewing cavity.
Installing movable pulley or slide block, button, spring and button bit composition on described clamping device, this movable pulley or slide block are movably connected on upper housing portion, and movable pulley or slide block are arranged on clamping device front and back end at the both sides of clamping device, button and spring.
Described clamping device button operates driving movable pulley or slide block together with spring and combines with button bit or separate, and button operation drives movable pulley or slide block to separate with button bit, and spring operation drives movable pulley or slide block to be combined with button bit.
Described clamping device movable pulley or slide block arrange upper housing portion bottom and expose, and button bit arranges lower casing part top and exposes,
Described clamping device arranges on upper housing portion, upper housing portion is arranged and bottom housing portion packet synthesis beverage making cavity body, brew cavity top and water inlet is set, bottom arranges outlet, upper housing portion is arranged movable pulley or slide block and sets up separately with bottom housing portion and put the button bit locking that matches and form a relative sealing and brew cavity by clamping device, seals and brews cavity and brew up and down and arrange sealing ring seal compression between cavity and connect.
A kind of using method manufacturing coffee machine:
(1), with a finger compacting button, clamp with one or two finger to hold and refer to exert oneself relatively in position, drive button and clamping device to move extrusion spring deformation to drive movable pulley or slide block to slide with button bit to separate, seal and brew cavity and brew cavity up and down and open, it is achieved the using method of one-handed performance;
(2), suppressing downwards upper housing portion with a hands, movable pulley on upper housing portion or slide block slide along the circumference A of button bit or are rolled into button bit, are locked with lower casing part by upper housing portion;
(3), clamping device by the pressure of external force or spring in by upper housing portion and lower casing part or between move back and forth realization and easily enter and skid off.
Shutoff device is mechanically coupled with on clamping device, in order to is manually operated shutoff device and enters the second defined position from the first defined position and make clamping device enter clamped condition from undamped state.This configuration provides the advantage that, howsoever, user just obtains direct sense of touch and the visual feedback of the state of the state about clamping device and then lid by operation shutoff device.Such as, if for operate the power of shutoff device far below or higher than the most firmly, just will inform that malposition that user covers or at least something the most correctly work with signal.Then, user can take appropriate action and remedy.As long as additionally, shutoff device not yet arrives two limits one of end position, user just may be notified that clamping device does not arrive its any one end position and lid or does not the most suitably engage.
Such as, clamping device can include one or more movable pulley and coordinate button bit, can make they the most into and out joints by operation shutoff device.Preferably, the configuration of movable pulley and button bit make they be merely able to lid correctly closure brew cavity time just can engage.Therefore, the most any reason, as long as covering and not properly aligned, shutoff device would not operate to closed end position, thus send the sense of touch broken down about something to user and understand information with visual.
Preferably, button bit at least partly wedge shape, so provide the advantage that can work as while movable pulley advances in button bit and gradually build up clamping force, consequently facilitating the operation of shutoff device.
According to an advantageous embodiment of the machine according to the present invention, a part for clamping device is installed in the lower casing part being connected to brew cavity still, and the clamping device coordinated is movably mounted with in the upper housing portion being connected to lid.Preferably, described movable clamping device is installed on single slide block, and this slide block is movably connected on upper housing portion.Like that, by mobile movable pulley or slide block, such as, rotating and/or translator slider, whole movable clamping devices can enter with static clamping device simultaneously engage.Owing to the most single slide block needs operation, so shutoff device can have simple, firm structure and easily operated.And, this structure has hypersensitivity for the detection of the misalignment situation of lid, as long as the clamping device having a pair cooperating the most correctly engages, the most whole slide block would not arrive its bonding station, upper housing portion partially opens with lower casing and does not close, Spring driving movable pulley or slide block withstand button bit periphery will not enter button bit state, and this will be apprised of user again by the position of shutoff device.
Lid can be connected on movable pulley or slide block, thus slips into closed position together with movable pulley or slide block and clamping device, or lid can be connected on upper housing portion separate with movable pulley or slide block.In the case of the latter, lid can utilize and directly bear against the movable pulley covered or slide block is clamped in and brews on cavity, or indirect utilization is clamped in the upper housing portion in lower casing part and is clamped in and brews on cavity.
In another advantageous embodiment, clamping device is uniformly distributed along the entrance brewing cavity, the most such.As a result, clamping force will be uniformly distributed in and cover, and particularly around the periphery of lid, thus produce well, seal reliably.Such as, clamping device can be arranged to triangle around entrance, it is therefore preferable to equilateral triangle.If so, the widest portion of then triangle, i.e. its base, preferably face the front side of machine because of without hindering the accessibility brewing cavity.
According to another preferred embodiment, include spring and button for operating the shutoff device of clamping device.By using spring and button, it is used for the power needed for operating movable pulley or slide block and making clamping device enter joint and ratio just can be kept relatively low.Although operating physical force can be low, but will comprise about clamping device and the enough information of the state of lid.Therefore, it becomes possible in the case of the feedback function not damaging shutoff device, increase ease of handling.
In a highly preferred embodiment, shutoff device also includes spring, and it contributes to shutoff device and returns back to one of two restriction end position, informs the user that and brews whether cavity is successfully closed.Preferably, button becomes the motion making shutoff device between said two defined position corresponding with the natural feeling of closing machine with for opening with the design alternative of spring action.
Detailed description of the invention
Fig. 1-4 shows the machine 1 for preparing coffee, and it includes wherein being provided with the lower casing part 2 brewing cavity 14, and is wherein provided with the upper housing portion 44 of lid 34.
Brewing cavity 14 is cup-shaped design, including bottom 12 and vertical, the circumferential side wall 22 being connected on bottom 12.Brew the upper end of cavity 14 with the entrance 13 for receiving product to be extracted, such as, be made up of filter material and be filled with the bag such as ground coffee.Brew the bottom 12 of cavity 14 at least provided with one for discharging the outflow opening 3 of extracting liq.
Lid 34 is designed for blocking the entrance 13 brewing cavity 14 exactly.Side is with inlet opening thereon, and water is entered by this inlet opening and brews cavity 14 and flow on product to be extracted.To this end, inlet opening is by fluid pipeline 5, to be connected to hot-water supply device 42(not shown) on.Additionally, lid 34 can be equipped with sealing ring towards the side brewing cavity 14, itself and brew cavity 14 with the use of so that it is guaranteed that brew cavity 14 and lid 34 between correct liquid seal.
Upper housing portion 44 is neighbouring is connected to the one end in lower casing part 2, so that rotating between the first position and the second position around pivot center 50, time wherein in primary importance, entrance 13 be close off (as shown in figs. 1 and 2) by lid 34, and the entrance 13 brewing cavity 14 when the second position is unimpeded.
Machine 1 also includes for lid 34 being pressed in the clamping device 60 brewed on cavity 14 when lid close off the entrance 13 brewing cavity 14, and is used for making lid 34 and clamping device 60 be held in aforementioned location.
Seeing most clearly in figures 3 and 4, clamping device 60 includes 65, three groups of button bits 62 of slide block and coordinates movable pulley 64.Button bit 62 is provided in lower casing part 2, is distributed around the entrance 13 brewing cavity 14 according to triangle.Movable pulley 64 is provided in generally triangular in cross-sectional shape slide block 65(referring to Fig. 4) upper and adjacent with its three angles.Slide block 65 is movably mounted with on upper housing portion 44, and wherein movable pulley 64 correspondingly enters with button bit 62 and is disengaged.
Owing to having triangle configuration, thus clamping device 60 along entrance 13 periphery according to more or less rule angular distribution.Therefore, the edge along lid 34 is uniformly distributed thus forms sealing reliably by clamping force.Certainly, more movable pulley can be used within the scope of the present invention and coordinate button bit.These movable pulleies and button bit can be spaced differently around entrance.
It addition, the position of movable pulley or slide block and button bit can exchange, i.e. movable pulley 64 or slide block can be installed in lower casing part 2, and button bit 62 can be provided on slide block 65.
Preferably, movable pulley 64 has wedge-shaped design (as shown in figs. 1 and 2).This is easy to introduce in button bit 62 movable pulley 64 or slide block, and clamping force can be gradually built up when entering button bit 62 at movable pulley 64 or slide block.Certainly, other shape can also and it should be understood that within it belongs to the scope of the present invention.
In order to open machine 1 and be mentioned cavity 14 from brewing by lid 34, movable pulley 64 rotates (referring to Fig. 3) along the direction of arrow A around the outline of button bit 62.As a result, with holding, button 6 refers to that position 31 mutually extrudes the power slide block 65 overcoming spring 6.1 and slides in upper housing portion 44.Spring 6.1 is compressed until movable pulley 64 departs from button bit 62, and upper housing portion 44 is opened with lower casing part 2 opening.Then, spring 86 expands from compressive state redoubling next time, thus laterally promotes slide block 65 and movable pulley 64 is separated with button bit 62 dislocation.
With holding, machine 1 can refer to that position 31 mutually extrudes the power slide block 65 overcoming spring 6.1 and slides in upper housing portion 44 by button 6, it is closed in movable pulley 64 is rotated into button bit 62 along the direction of arrow A around the outline of button bit 62, or press upper housing portion 44 with subordinate, rotated by the rotating shaft 50 of upper housing portion 44 and lower casing part 2 and drive movable pulley 64 to be rotated into button bit 62 along the direction of arrow A around the outline of button bit 62 to clamp, in any case, the present invention is not limited to embodiments described.
Such as, slide block 65 can be designed to when being in clamped condition at least in part round covering or overlapping with lid.Equally, lid and slide block 65 can collectively or individually be connected on upper housing portion.Slide block and clamping device may be arranged so that slide block extends or be arranged essentially parallel to, around the plane being substantially perpendicular to slide block, the pivot axis that described plane extends.Additionally, the engagement movement of slide block 65 can be to rotate the combination with linear movement.Movable pulley can be differently configured from those movable pulleies shown in accompanying drawing and button bit in quantity, shape with button bit in terms of position.
These variations are appreciated that within falling within the scope of the present invention.