CN101411589B

CN101411589B - Device for locking pouring box of coffee-making machine

Info

Publication number: CN101411589B
Application number: CN2008101625052A
Authority: CN
Inventors: 杨宁恩; 谢忠华
Original assignee: NINGBO SUNLIGHT ELECTRICAL APPLIANCE CO Ltd
Current assignee: NINGBO RUIFU INDUSTRIAL GROUP Co.,Ltd.
Priority date: 2008-11-19
Filing date: 2008-11-19
Publication date: 2010-08-11
Anticipated expiration: 2028-11-19
Also published as: CN101411589A

Abstract

The invention discloses a locking device for a brewing box of a coffee machine, which comprises a cavity and a high pressure hot water pipe arranged outside the cavity, wherein the upper part of the cavity is provided with a rotating shaft, the middle part of the rotating shaft is fixedly connected with a cam, both ends of the rotating shaft are supported by the wall of the cavity, a rotating arm is fixedly connected with both ends, which extend out of the wall of the cavity, of the rotating shaft, a compaction plug which is supported by an elastic body is arranged below the cam, the upper surface of the compaction plug is movably contacted with the cam, the lower surface of the compaction plug is movably contacted with a container cover arranged at the lower part of the cavity, the rotation of the cam pushes the compaction plug to compact or loosen the container cover, and the compressed container cover is hermetically and firmly sleeved with a container arranged at the lower part of the cavity. The brewing box always maintains a constant-pressure constant-temperature brewing state with a sealing state by converting the rotary force of a cam rotating assembly into the vertical pressure of the compaction plug, so the leakage phenomenon is prevented. After the brewing filtration is finished, the brewing box is taken out of a drawer type container box, and the removal of filter residues and the washing of residual liquid can be immediately performed to achieve the effects of quick and convenient washing.

Description

The locking device of pouring box of coffee-making machine

Technical field

The present invention relates to the drinking production utensil, particularly a kind of have keep compressing or locking device of high-pressure water heating quick brewing coffee.

Background technology

Coffee beverage is in fashion the whole world with its unique sweet-smelling and mouthfeel, obtains liking of crowd all over the world, brews the utensil of making coffee beverage and also develops with various places crowd's hobby, and various coffee pots, the coffee machine beautiful jade is bright meets the eye on every side.Long-felt result through the various places people, find or feel a kind of coffee that adopts water under high pressure or high-pressure steam to brew out, its sweet-smelling and full-bodied mouth feel are good especially, thereby many high hydraulic pressure coffee machines appear all over the world, the appearance of this high hydraulic pressure coffee machine and on probation after but find to exist conflicting problem, at first be to have 10～15 atmospheric hydraulic pressure or the water vapor pressure water temperature must be about 95 ℃, be must filter fast again with the pressed powder beverage brewed of coffee powder class, and keep infusing coffee temperature-resistant just have unique sweet-smelling and mouthfeel.Therefore between high pressure, constant temperature, filtration three, there is the contradiction that to coordinate.Proposing a kind of coffee machine as CN201055291Y adopts pressure steam and hot water water clock and uses mode, pressure steam is accelerated infusion rate by brew chamber, once brew and to drink simultaneously for many people, its complex structure, poor operability, more subject matter is brew chamber to be with HCS and hot water be tightly connected, and only is to solve high pressure insulation problem, how its filtration problem that how to remove slag cleans pleasant impression and does not but have record.As everyone knows, coffee is crossed and is cleaned up immediately after filter residue must brew, to avoid staying the taint of odour sense to brew next time.CN101214124A discloses a kind of high pressure filtering device of coffee machine, the high-pressure filteration nominally it is said so, but on its structure, only emphatically solve to dismantle mutually between filter lid and the filter bowl and cooperate, promptly filter dismounting being convenient to clean filter residue, removing pleasant impression for filter lid and filter bowl,, how realizing high-pressure filteration as for how keeping high pressure constant temperature to brew, filter cup is how to seal to keep constant voltage constant temperature, does not have concrete technical measures.Thereby, still there are the technical scheme and the enforcement means that can't solve simultaneously adopting high pressure constant temperature to filter fast in the process of infusing coffee.

Summary of the invention

The technical problem to be solved in the present invention is can not dismantle the flushing defective at the high pressure pouring and boiling device of present coffee machine, designs a kind of can the filtration by high pressure constant temperature quick brewing, can convenient for dismounting and washingly remove the locking device of the pouring box of coffee-making machine of pleasant impression again.

The present invention adopts following design to realize above-mentioned purpose.

The locking device of pouring box of coffee-making machine, it comprises a cavity and is located at the outer hot high pressure water pipe of cavity, it is characterized in that cavity top establishes a turning cylinder, affixed cam in the middle of the turning cylinder, the turning cylinder two ends are supported by cavity wall, fixedly connected in the one cursor turning cylinder two ends outer with stretching out cavity wall, establish the compaction plug that elastomer supports below the cam, the upper surface of compaction plug contacts with cam is movable, the lower surface of compaction plug is renovated movable the contact with the container that is located at the cavity bottom, the rotation promotion compaction plug of cam compresses or loosens container and renovate, and the seal of vessel that the cavity bottom was renovated and be located to the container of pressurized is locked.

Two planes are set respectively on the outer face of described cam, and the angle of intersection on two planes is 30～90 degree, is the arc transition face between two planes.

Described compaction plug upper surface is and the movable working face that contact of cam, is provided with axially directed muscle and back-moving spring around the compaction plug, and compaction plug is moved up and down along cavity inner wall by the cam rotation to compress or loosen container and renovate.

The drawer type container of described cavity bottom container for moving horizontally, a side of container is established the seal of vessel of flexible connection and is renovated.

The beneficial effect of above-mentioned design is the pressure at right angle that becomes compaction plug by the rotatory force of the cam runner assembly that is located at the cavity upper strata, the enough compaction plug compressings of this pressure container cover forms the pressure of seal of vessel state, water pressure when the size of this pressure must overcome by high-pressure water heating pipe inspection hot water, thereby make case for soaking keep constant voltage constant temperature to brew state with sealing state all the time, thereby also prevent leakage phenomenon.Be again brew filtered after, by taking out in the drawer type container, can remove filter residue immediately, towards scrub raffinate, reach and clean effect quickly and easily.The constant voltage constant temperature that technical solution of the present invention solves semi-automatic or full-automatic coffee machine basically brews, and filters a difficult problem of cleaning fast.

Description of drawings

Fig. 1 is a camlock status architecture cutaway view of the present invention.

Fig. 2 is the cam three-dimensional structure diagram.

Fig. 3 is the compaction plug three-dimensional structure diagram, and a, from the downward top perspective view of upper surface, is the face upwarding stereogram that makes progress from lower surface at b.

Fig. 4 is the A-A cutaway view of Fig. 1.

Fig. 5 is a cam pressing status architecture view.

Topology view when Fig. 6 is the cam disengages compaction plug.

The specific embodiment

The primary structure that high pressure constant temperature is infused coffee comprises the water pump that produces high hydraulic pressure, heater, radiator valve and the coffee brewing box of heating high-pressure water, wherein high-pressure hydraulic pump, heater and radiator valve all are located at the periphery of the said cavity of the present invention, have only the coffee brewing box to be located at cavity lower floor, cam pressing of establishing on the cavity upper strata or locking mechanism are to realize that coffee machine keeps the high water temperature of high hydraulic pressure to brew the necessary structure of coffee specialities beverage.

This structure is referring to shown in Figure 1, be provided with turning cylinder 1, cam 2 and compaction plug 5 in the middle of the cavity top 4, be provided with transverse opening container chamber 11 in the cavity bottom 7, be provided with the drawer type container 12 that can move horizontally in the container chamber 11, establish the magazine of infusing coffee in the drawer type container 12, drawer type container 12 rear ends are provided with the container of flexible connection and renovate 6.Be coffee liquid outlet 9 in the middle of the bottom 8 of cavity.

As shown in Figure 2, cam 2 is fastened on the centre of turning cylinder 1.The movable contact-making surface of cam 2 is made up of the side plane 24 of big bottom, the plane, top 21 of small end and the transition cambered surface 22 and 23 that is between the big or small transverse plane.Two planes are set respectively on cam 2 outer faces, are the arc surface transition between two planes, and one of them plane is the plane, top 21 of cam 2, and another plane is the side plane 24 of big bottom face 23.The angle of cut between the side plane 24 of big bottom face and the plane, top 21 of small end is between 30～90 degree, and the big end of cam 2 is fixedlyed connected with turning cylinder with lateral pin hole 18 by lateral pin 25 with turning cylinder 1.4 spaces, cavity top are passed at turning cylinder 1 two ends, and by upper strata wall 14 movable supporting of being with reinforcement, the plane of rotation 15 of turning cylinder rotates with upper strata wall 14 and contacts, the turning cylinder two ends are stretched out epicoele wall external end head 16 and are fixedlyed connected with rocking arm 10 upper ends; rocking arm 10 upper ends are handler 20; handler 20 is connected on the epicoele cinclides by screw 17 and axle sleeve 19, pull rocking arm 10 handlers 20 and drive turning cylinders 1 rotation.2 rotations of turning cylinder 1 rotating band moving cam.

Referring to Fig. 3 and shown in Figure 4, below cam 2, be provided with the compaction plug 5 that supports by spring 3, compaction plug 5 is a Rotary-table 51, its upper surface is corresponding with the plane of rotation of cam 2, the periphery of compaction plug 5 is a round platform cylinder 58, spring base 57 evenly is set on the excircle, axially directed muscle and back-moving spring 3 evenly are set around the compaction plug 5.The upper surface of compaction plug 5 is established left and

right rail

52,53 and is contacted with cam surface is movable.Compaction plug 5 play the guiding role by the reinforcement of cavity 1 inwall, and the left and right rail face that back-moving spring 3 makes compaction plug 5 upper surfaces during upper and lower displacement keeps in touch with the small end of cam 2 all the time.The lower surface of compaction plug 5 is provided with container and renovates the contacted seal face 55 down of 6 upper surfaces, establishes hot-water line 54 in the middle of the compaction plug 5, establishes hot water outlet 56 in the middle of the following seal face 55 of compaction plug 5.Connect 2 cams 2 that shape is identical in the middle of the turning cylinder 1 as shown in Figure 4, represent that by arrow direction enters in the compaction plug 5 with the press water inlet opening and the pressure hot water of hot-water line 54 symmetries, renovate last screen pack 60 in the middle of the 6 formation water stream channel that connects through the delivery port 56 of compaction plug 5 and container again, pass through lower filter screen 62 and enter container 12.

As shown in Figure 1, when rocking arm 10 ends during in extreme lower position, compaction plug 5 is subjected to cam 2 pressure and container is renovated 6 compresses when locking, drawer type container 12 is compressed sealing by container cover 6, make the water that enters in the case for soaking keep high hydraulic pressure, constant temperature is about 95 ℃, and the locking pressure that needs cam 2 is greater than the water pressure of high-pressure water heating to the upper punch spray, the cam point face 21 necessary enough big also upper surfaces of compaction plug 5 compress with

cam rail

52,53 intermediate vertical.The top end face 21 that makes cam 2 and turning cylinder 1 axis are apart from maximum contact area maximum, and it is also maximum to produce sense power, make container 12 and container cover 6 be in sealing state under the high pressure.Meanwhile the framework of rocking arm 10 ends is also pressing the handle 13 of container chamber 11 also with container chamber 11 fastenings.

As shown in Figure 5, when suitable pull-up rocking arm 10 arrives the centre position, when the seal face 22 that makes cam compresses with

cam rail

52,53 intermediate vertical in the upper surface of compaction plug 5, compaction plug 5 was still pushed down container cover 6 by locking to tide over; the handle framework of rocking arm 10 ends is still in the front of container chamber handle 13; and stop the container displacement, be easy to carry.

As shown in Figure 6, when rocking arm 10 is pulled to the cavity wall top, cam 2 turns on the side plane 24 of large end face 23 of cam, cam 2 is relaxation state with the upper surface of compaction plug 5, and the pressure of 2 pairs of compaction plug 5 of cam is disengaged, and container cover 6 is not subjected to the compacting of compaction plug; the framework of rocking arm 10 ends moves to the top of container chamber handle 13; pulling container chamber handle 13, can extract whole drawer out and break away from cylindrical shell, moves to convenient washing part and rinses well.

Claims

1. the locking device of pouring box of coffee-making machine, it comprises a cavity and is located at the outer hot high pressure water pipe of cavity, it is characterized in that cavity top establishes a turning cylinder, affixed cam in the middle of the turning cylinder, the turning cylinder two ends are supported by cavity wall, fixedly connected in the one cursor turning cylinder two ends outer with stretching out cavity wall, establish the compaction plug that elastomer supports below the cam, the upper surface of compaction plug contacts with cam is movable, the lower surface of compaction plug is renovated movable the contact with the container that is located at the cavity bottom, the rotation promotion compaction plug of cam compresses or loosens container and renovate, and the seal of vessel that the cavity bottom was renovated and be located to the container of pressurized is locked.

2. the locking device of pouring box of coffee-making machine according to claim 1, it is characterized in that on cam (2) outer face two planes being set respectively, it between two planes arc surface transition, one of them plane is the plane, top (21) of cam (2) small end, and another plane is the side plane (24) of big bottom face (23).

3. the locking device of pouring box of coffee-making machine according to claim 2 is characterized in that the plane, top (21) of cam (2) small end and the vertical contact-making surface that compresses to locking state of median surface of the left and right rail that is located at compaction plug (5) upper surface (52,53).

4. the locking device of pouring box of coffee-making machine according to claim 1, it is characterized in that compaction plug (5) is Rotary-table (51), the upper surface of compaction plug (5) is established left and right rail (52,53) and is contacted with cam surface is movable, and compaction plug (5) lower surface is provided with container and renovates the contacted seal face (55) down of upper surface.

5. the locking device of pouring box of coffee-making machine according to claim 1, the periphery that it is characterized in that compaction plug (5) is round platform cylinder (58), and spring base (57) evenly is set on the round platform cylinder excircle.

6. the locking device of pouring box of coffee-making machine according to claim 1 is characterized in that being connected and fixed in the middle of middle available 2 identical shaped cams of turning cylinder (1) (2) and the turning cylinder (1).

7. the locking device of pouring box of coffee-making machine according to claim 1 is characterized in that the cavity bottom container is the drawer type container (12) that moves horizontally.

8. the locking device of pouring box of coffee-making machine according to claim 7, the rear end that it is characterized in that container (12) is established the container of flexible connection and is renovated (6).

9. the locking device of pouring box of coffee-making machine according to claim 1, the lower surface that it is characterized in that compaction plug (5) is provided with and renovates the contacted seal face (55) down of (6) upper surface with container, compaction plug (5) intermediate radial establish hot-water line (54), establish hot water outlet (56) in the middle of the following seal face (55) of compaction plug (5).

10. the locking device of pouring box of coffee-making machine according to claim 1 is characterized in that compaction plug (5) evenly establishes axially directed muscle and back-moving spring (3) all around.