CN201701031U

CN201701031U - Coffee machine

Info

Publication number: CN201701031U
Application number: CN2010201986212U
Authority: CN
Inventors: 刘裕坤
Original assignee: Individual
Current assignee: Zhang Tianci
Priority date: 2010-05-21
Filing date: 2010-05-21
Publication date: 2011-01-12
Anticipated expiration: 2020-05-21

Abstract

A coffee machine comprises a frame, a filter cup defining a containing space and a driving device. The filter cup is detachably arranged in the frame and comprises a bottom wall with a plurality of dripping holes and a circumferential wall. The driving device comprises a piston which can be movably arranged in the filter cup, a circular ring which is nested at the periphery of the piston and the periphery thereof butts against the circumferential wall and a control rod which can be driven to drive the piston to axially move up and down in the filter cup. The construction of the coffee machine is a manual design which does not need electricity and has the efficacies of simple construction, easy operation and convenient carrying.

Description

Coffee machine

Technical field

The utility model relates to a kind of coffee machine, particularly relates to a kind of coffee machine that brews adopted formula (Espresso) concentrated coffee that is exclusively used in.

Background technology

Coffee machine of a great variety, with regard to being exclusively used in the coffee machine that brews out adopted formula (Espresso) concentrated coffee, it adopts steam or hot water high pressure to extract aromatic coffee apace.When infusing coffee, turn on the power switch earlier, hot water in the heating boiler, pack into a spoon shape and having in the filter of filter opening of the coffee powder that grinding is finished in addition, and the coffee powder in this filter is compacted into the coffee piece with a tamper, again this filter is packed into one be fixedly mounted on the front side brew seat bottom and clip location, after hot water is heated to high temperature, up raise one and be articulated in the handle that this brews the seat top, allowing the interior hot water of boiler flow into this brews in the seat, slowly press down this handle again, drive one and be positioned at piston pushing that moves down that this brews seat, to force the rapidly downwards coffee piece by this filter of hot water under strong pressure, just can pressure extraction go out the Espresso coffee of strong fragrance.

Above-mentioned adopted formula espresso coffee machine, with regard to body, there is the piston of Machine Design to draw despot's machine, the electronic conductivity control controller that group Pu (pump) design is also arranged, two kinds of cauldrons that all must possess highly energy-consuming, preceding a kind of body is boiler pressure water supply and draws despot's piston extraction coffee, a kind of body in back is to supply water and group's Pu extraction coffee in the group Pu, quovis modo, all must be outside body mounting knob, filter and tamper, and need to install with this and brew a boiler that is connected with hot-water supply, and palpus electric connection of power supply or additional electric energy storage device, except needs expend the energy, its unitary construction complexity, volume is big and heavy, also is unfavorable for carrying.Because this brews seat is to fixedly install, and this handle is that swing is moved, and can move axially up and down in this brews seat in order to make piston, and its handle, piston and the connection relationship that brews between seat must be comparatively accurate complicated, also comparatively difficult on making and assembling, so this coffee machine design still remains to be improved.In addition, this coffee machine does not have the mechanism of compacting coffee powder, so being used to be installed in the filter of coffee powder must divide and be arranged with the seat that brews that is used for brewing extraction coffee, and need utilize tamper to come the interior coffee powder of compacting filter in addition, thus not only can't simplified construction, comparatively trouble inconvenience in the operation, coffee powder compactness also can't stable and uniform, make the effect of extracting of coffee also be difficult to keep.

Summary of the invention

A purpose of the present utility model is to provide a kind of simple structure and portable coffee machine.

Another purpose of the present utility model is to provide a kind of maneuverable coffee machine.

The utility model coffee machine, comprise a desktop machine base, also comprise a filter bowl that is installed in removably in this support, and drive unit, this filter bowl comprises a diapire, and perisporium that up extends by the periphery consubstantiality of this diapire, this diapire and this perisporium define one jointly and are installed in the space, this diapire has several each intervals and is installed in the water clock hole that the space is communicated to the bottom side by this, this drive unit comprises a piston in the space of being installed in that is installed in this filter bowl movably, one is nested in the ring that this piston periphery and periphery are resisted against this perisporium, and one can be driven and drives this piston axially movable control bar up and down in this is installed in the space.

The piston of coffee machine described in the utility model has one of upper and lower interval and goes up Duan Yuyi on ring ring section, one connect this bundle of going up ring section and this time ring section and supplying this ring to be nested with and contract and encircle section down, and at least one the bottom surface by this time ring section be communicated to the contract runner of side face of ring section of this bundle, and this piston is separated into an extraction section that is positioned at the below with the space that is installed in of this filter bowl, and liquid infeed area that is positioned at the top, should go up and be formed with one between ring section and this perisporium and encircle the stream crack that is communicated with this liquid infeed area and this runner, and this runner down is communicated to this extraction section.

But be installed on this support to the control bar swing of coffee machine described in the utility model, and this drive unit comprises that also fixedly connected this piston in bottom and top are articulated in the piston rod of this control bar swingably.

The support of coffee machine described in the utility model comprises hollow and the bolster of placing for this filter bowl, and the perisporium of this filter bowl has a radially projection outward and rest on flange on this bolster.

The support of coffee machine described in the utility model also comprises two left and right sides opposing sideplates, and a slice is connected the back plate between the rear side of described side plate, and this bolster level mounts at described side plate with afterwards between plate.

The drive unit of coffee machine described in the utility model comprises that also a lid puts the top cover in this filter bowl top side, and this top cover has at least one and is communicated with the water inlet that this is installed in the space.

The control bar of coffee machine described in the utility model has a fork section that is articulated on this support, and the handle section on end that can be installed in this fork section with changeing.

Useful effect of the present utility model is: the piston of this drive unit directly is inlaid in the filter bowl with water clock hole, and can be controlled bar by this and drive and move up and down, and unitary construction is simple, the effect that has processing ease and be easy to carry and use.

Description of drawings

Fig. 1 is a three-dimensional exploded view of a preferred embodiment of the utility model coffee machine;

Fig. 2 is a cross-sectional schematic of this preferred embodiment;

Fig. 3 is that the part of this preferred embodiment is amplified cross-sectional schematic, illustrates a coffee powder is put into a filter bowl, and up raise the state of a control bar;

Fig. 4 is a part of view of similar Fig. 3, illustrates to compress this control bar downwards, and this coffee powder compacting is become a pie coffee piece, the state of the hot water that reinjects;

Fig. 5 is a part of view of similar Fig. 3, illustrates up to raise this control bar, allows hot water soak into the state of this coffee piece;

Fig. 6 is a part of view of similar Fig. 3, illustrates to compress this control bar downwards, with the state of pressure extraction coffee.

Among Fig. 1 to Fig. 6: 1. support; 11. base plate; 12. side plate; 13. back plate; 131. short slot; 14. bolster; 141. containing hole; 15. axostylus axostyle; 2. filter bowl; 21. diapire; 211. water clock hole; 22. perisporium; 221. flange; 23. be installed in the space; 231. extraction section; 232. liquid infeed area; 233. stream crack; 3. drive unit; 31. piston; 311. last ring section; 312. following ring section; The ring section 313. bundle contracts; 314. runner; 315. bottom surface; 316. side face; 32. ring; 33. control bar; 331. fork section; 332. handle section; 34. piston rod; 35. top cover; 351. water inlet; 41. coffee powder; 42. coffee piece.

The specific embodiment

Below in conjunction with drawings and Examples the utility model is elaborated.

Consult Fig. 1, Fig. 2 and Fig. 3, the preferred embodiment of the utility model coffee machine comprises a desktop machine base 1, a filter bowl 2, and a drive unit 3.

This support 1 comprises that side plate 12, a slice that a slice base plate 11, about two relatively are installed in the both sides of this base plate 11 are connected back plate 13 between the rear side of this base plate 11 and described side plate 12, one and are located at interval at these base plate 11 tops and level and mount bolster 14 13 of described side plate 12 and back plates, and one is positioned at bolster 14 tops and level and mounts axostylus axostyle 15 12 of described side plates.Base plate 11 shown in the present embodiment figure is formed by several piece plate and group, also can be a plate in the design certainly, even because this base plate 11 and inessential, so also can omit the setting of this base plate 11.This bolster 14 has a containing hole 141.

This filter bowl 2 is installed on the bolster 14 of this support 1 removably, and comprises a diapire 21, and a perisporium 22 that is up extended by these diapire 21 periphery consubstantialities.This diapire 21 defines one jointly with this perisporium 22 and is installed in space 23.This diapire 21 has several each intervals and is installed in the water clock hole 211 that space 23 is communicated to the bottom side by this.This perisporium 22 has a flange 221 near this diapire 21 and radially projection outward.This flange 221 rests on this bolster 14, and the flange 221 of present embodiment is a loop body, certainly also can be the protuberance (figure does not show) of several each intervals in design, if can by put be positioned on this bolster 14 just passable, so do not exceed on designing with present embodiment.During installation, these filter bowl 2 correspondences are placed on this bolster 14, stretch in this containing hole 141 with allowing these perisporium 22 loose fits, till this flange 221 rests on this bolster 14, make this filter bowl 2 can be in this bolster 14 a little beat tilt also can not drop.

But this drive unit 3 comprises be installed in a piston 31 in the space 23, that is installed in this filter bowl 2 movably and is nested in these piston 31 peripheries and periphery and is resisted against the ring 32 of this perisporium 22, swing ground and is articulated in the piston rod 34 that control bar 33 on this axostylus axostyle 15, fixedly connected this piston 31 in bottom and top are articulated in this control bar 33 swingably, reaches one and is nested with movably on this piston rod 34 and covers the top cover of putting in this filter bowl 2 top sides 35.This piston 31 is installed in space 23 with this and is separated into an extraction section 231 that is positioned at the below, and a liquid infeed area 232 that is positioned at the top.The control bar 33 of present embodiment has a fork section 331 that is articulated on this axostylus axostyle 15, and the handle section 332 that can be installed in the end of this fork section 331 with changeing.The length of replaceable this handle section 332 during use changes application of force size with the foundation lever principle, and also can make this control bar 33 in the design certainly is the rod member of a regular length, no longer illustrates at this.This control bar 33 can be driven and with this axostylus axostyle 15 be the center with respect to this support 1 swing, simultaneously also drive this piston rod 34, this piston 31 of interlock moves axially up and down in this is installed in space 23.This top cover 35 has several and is communicated with the water inlet 351 that this is installed in space 23 and the injection of heat supply water respectively.

The following further relative structure of this piston 31 and ring 32.This piston 31 have one of upper and lower interval go up ring section 311 with one down 312, one of ring sections be connected ring section 311 and ring section 312 and diameter down and be smaller than ring section 311 and the bundle of the ring section 312 down ring section 313 that contracts, and four are communicated to the bundle ring section runner 314 of a side face 316 of 313 that contracts by a bottom surface 315 of ring section 312 down respectively.Should go up

ring section

311 and 22 of this perisporiums and be formed with the stream crack 233 that a ring is communicated with this liquid infeed area 232 and described runner 314,314 of described runners down are communicated to this extraction section 231, and the quantity of described runner 314 also can increase and decrease according to designing, and does not exceed with present embodiment.This ring 32 is an O type ring of being made by rubber or silica gel material, is nested with in this bundle ring section 313 peripheries of contracting, and can encircles sections 312 and move up and down with following in last ring section 311.

During installation, elder generation is with predetermined quantity and grind to form soft and fine pulverous coffee powder 41, pack into being installed in the space 23 of this filter bowl 2, and shown in the arrow 51 of Fig. 1 this drive unit 3 of inclination swing, this filter bowl 2 is nested with bottom at this drive unit 3, making piston 31 relatively down insert this is installed in the space 23, and allow top cover 35 lids put in this filter bowl 2 top sides, this drive unit 3 of swing shown in the arrow 52 of Fig. 1 and this filter bowl 2 for another example, simultaneously this filter bowl 2 is installed in the bolster 14 of this support 1, in addition, get a coffee cup (figure does not show) and be placed in this filter bowl 2 belows.

And extraction is during coffee, shown in the arrow 53 of Fig. 3, up raise earlier this control bar 33, move up with this piston rod 34 of interlock and this piston 31, for another example shown in the arrow 54 of Fig. 4, compress this control bar 33 downwards, and this piston rod 34 of interlock and this piston 31 move down, borrow this piston 31 to tamp coffee powder 41 (see figure 3)s, it is compacted into is the coffee piece 42 of a pie, then the water inlet 351 of an amount of hot water (representing with arrow) by this top cover 35 injected in the liquid infeed area 232 of this filter bowl 2, then shown in the arrow 55 of Fig. 5, up raise this control bar 33, move up with this piston rod 34 of interlock and this piston 31, this moment, ring 32 meetings move down with respect to this piston 31, rest on down on the ring section 312, this stream crack 233 is communicated with described runner 314, allow these liquid infeed area 232 interior hot water (representing) flow downstream into this extraction section 231 with arrow, immediately shown in the arrow 56 of Fig. 6, slowly compress this control bar 33 downwards, move down with this piston rod 34 of interlock and this piston 31, ring 32 is moved up with respect to this piston 31, rest on the ring section 311, be blocked in 314 of this stream crack 233 and described runners, this stream crack 233 is not communicated with described runner 314, avoid hot water up adverse current to this liquid infeed area 232, borrow these piston 31 pressurizations to force hot water simultaneously rapidly by coffee piece 42, allow Espresso coffee that extraction finishes through the water clock hole of this filter bowl 2 211 water clocks to coffee cup.

Must explanation be, this control bar 33 is during by push-and-pull swing up and down, this piston rod 34 and this piston 31 also can be moved by drive, simultaneously because this ring 32 is closely against this filter bowl 2, so this filter bowl 2 also can be stressed and mobile in bolster 14 with it.As shown in Figure 3, when this control bar 33 affected this piston rod 34 and this piston 31 to move up, this filter bowl 2 also can tilt with respect to bolster 14 rotation in this containing hole 141.As shown in Figure 4, when this control bar 33 affected this piston rod 34 and this piston 31 to move down, this filter bowl 2 will be driven backswing and is the state that uprightly is placed in this containing hole 141.Can wave the loose fit design of commentaries on classics relatively in these containing hole 141 introversions by this filter bowl 2, can make the shift motion of this piston rod 34 and this piston 31, must be directly not up and down with respect to this support 1, therefore can simplify the connection relationship of this control bar 33, this piston rod 34, this

piston

31 and 2 of this filter bowls, make its in manufacturing and assemble all comparatively easy.

Consult Fig. 1 and Fig. 2, the back plate 13 of the support 1 of present embodiment has one by past lower recess in top side and the short slot 131 to controlling bar 33, can when this control bar 33 swing backward, can hold this control bar 33 as shown in Figure 1, and can not interfere with the displacement of this control bar 33, the design of being somebody's turn to do back plate 13 certainly also can be toward some distances of bottom offset, as long as do not hinder the action of control bar 33, the setting that also can omit this short slot 131 in the design no longer illustrates at this.

In sum, the utility model coffee machine is a complete manually machine that need not electric energy and boiler needn't be installed, it cancels the heating boiler of highly energy-consuming in the past, and handle, filter and the tamper of inciting somebody to action in the past incorporate in the piston system, coffee machine is simplified to a piston system, so its unitary construction is simple, volume is little in light weight, and use is easy to carry.This filter bowl 2 can be used to the hot water that is installed in coffee powder 41 and brews usefulness in addition, in operation, as long as coffee powder 41 is packed in this filter bowl 2, on draw and press down this control bar 33, and after hot water added this filter bowl 2, draw and press down this control bar 33 once more, can go out one cup of aromatic Espresso coffee by pressure extraction, must not utilize tamper compacting coffee powder in addition, as long as twice is drawn and pressing action on simple, just can compacting coffee powder and high pressure extraction coffee, quite simple and convenient in the operation, and can keep the compactness of coffee powder, make that the effect of extracting of coffee is stable, so can reach the purpose of this utility model really.

Claims

1. coffee machine, comprise a desktop machine base, it is characterized in that: this coffee machine also comprises a filter bowl that is installed in removably in this support, and drive unit, this filter bowl comprises a diapire, and perisporium that up extends by the periphery consubstantiality of this diapire, this diapire and this perisporium define one jointly and are installed in the space, this diapire has several each intervals and is installed in the water clock hole that the space is communicated to the bottom side by this, this drive unit comprises a piston in the space of being installed in that is installed in this filter bowl movably, one is nested in the ring that this piston periphery and periphery are resisted against this perisporium, and one can be driven and drives this piston axially movable control bar up and down in this is installed in the space.

2. coffee machine according to claim 1, it is characterized in that: on this piston has, go up Duan Yuyi on ring and encircle section down for one of following interval, one connects this bundle of going up ring section and this time ring section and supplying this ring to be nested with and contracts and encircle section, and at least one the bottom surface by this time ring section be communicated to the contract runner of side face of ring section of this bundle, and this piston is separated into an extraction section that is positioned at the below with the space that is installed in of this filter bowl, and liquid infeed area that is positioned at the top, should go up and be formed with one between ring section and this perisporium and encircle the stream crack that is communicated with this liquid infeed area and this runner, and this runner down is communicated to this extraction section.

3. coffee machine according to claim 1 is characterized in that: but this control bar swing be installed on this support, and this drive unit comprises that also fixedly connected this piston in bottom and top are articulated in the piston rod of this control bar swingably.

4. coffee machine according to claim 1 is characterized in that: this support comprises hollow and the bolster of placing for this filter bowl, and the perisporium of this filter bowl has a radially projection outward and rest on flange on this bolster.

5. coffee machine according to claim 4 is characterized in that: this support also comprises two left and right sides opposing sideplates, and a slice is connected the back plate between the rear side of described side plate, and this bolster level mounts at described side plate with afterwards between plate.

6. coffee machine according to claim 1 is characterized in that: this drive unit comprises that also a lid puts the top cover in this filter bowl top side, and this top cover has at least one and is communicated with the water inlet that this is installed in the space.

7. coffee machine according to claim 3 is characterized in that: this control bar has a fork section that is articulated on this support, and the handle section on end that can be installed in this fork section with changeing.