CN208769521U - A kind of tea infuser for full-automatic coffee machine - Google Patents
A kind of tea infuser for full-automatic coffee machine Download PDFInfo
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- CN208769521U CN208769521U CN201721626568.XU CN201721626568U CN208769521U CN 208769521 U CN208769521 U CN 208769521U CN 201721626568 U CN201721626568 U CN 201721626568U CN 208769521 U CN208769521 U CN 208769521U
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- 239000012530 fluid Substances 0.000 claims description 4
- 238000000605 extraction Methods 0.000 abstract description 7
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- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a kind of tea infuser for full-automatic coffee machine, including upper brew head, lower brew head, main shaft, pendulum position cam, crank link mechanism are fixed on main shaft；It is separately connected the mandril of pendulum position cam and lower brew head；It is separately connected the connecting rod of upper piston in crank and upper brew head；Main axis first angle, mandril driven member are moved to the starting point of largest circumference from the smallest circumference of pendulum position cam, and the feed inlet of lower brew head is rocked to the position for being parallel under shed from the position for being parallel to horizontal plane；Main shaft continues to rotate second angle, and connecting rod is arranged to that under shed is driven to contact with feed inlet, so that upper piston is moved to most proximal end；Main shaft continues to rotate third angle, and connecting rod is arranged to that under shed and feed inlet is driven to be detached from, so that upper piston is moved to distalmost end；Main shaft continues to rotate fourth angle, and feed inlet returns to the position for being parallel to horizontal plane.The utility model can increase the volume range infused coffee, and improve extraction yield, shorten brewing time.
Description
Technical field
The utility model relates to household appliance technical field, in particular to a kind of tea infuser for full-automatic coffee machine.
Background technique
Existing tea infuser, which mostly uses, waves station type, is compressed by crankshaft pull rod, so that ground coffee volume tune
Adjusting range is smaller (about 6~10 grams).But it will cause ground coffee excessive extraction, powder amount mistake as fruit powder amount is very few in brewing process
It will lead to detonation or since top piston can not push and card machine more.And the cylinder diameter of existing tea infuser is smaller, diameter
Generally in 25mm or so.The filter screen of bottom mostly uses the aperture 0.4mm, in order to avoid ground coffee it is meticulous along aperture with water flow
It walks, coffee machine can only be used as rough lapping, and cannot carry out fine lapping to ground coffee.And existing tea infuser is mostly used plastic part,
So can only be brewed with low-pressure, it is insufficient to will cause extraction in this way, and coffee liquid speed is slow, influences coffee product.Existing punching
Bubbler generally also uses O-ring seal, is easy to lead to leak due to poorly sealed.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of tea infusers for full-automatic coffee machine, to increase punching
The volume range to make coffee improves extraction yield, shortens brewing time.
In order to solve the above-mentioned technical problem, the technical solution of the utility model are as follows:
A kind of tea infuser for full-automatic coffee machine, comprising:
Upper piston is arranged inside in upper brew head under shed, and the central axis upright of the upper brew head is in institute
Under shed is stated, the central axis of the upper brew head tilts first angle relative to vertical direction；
Lower brew head with feed inlet, is arranged inside lower piston；
Main shaft is connected to motor, and pendulum position cam, crank link mechanism are fixed on the main shaft；
Position cam is put, with smallest circumference, largest circumference and is separately connected the smallest circumference and the greatest circle
The First Transition circumference and the second transition circumference in week, the round corresponding central angle of the First Transition is the first angle；
Mandril, one end are connect by mandril driven member and pendulum position cam contact, the other end with the lower brew head；
Crank link mechanism comprising connecting rod and the crank with the main axis, one end of the connecting rod are connected to
The crank, the other end are connected to the upper piston, to drive the upper piston to exist along the central axis of the upper brew head
It is moved between distalmost end and most proximal end away from the crank；
Wherein, first angle described in the main axis, the mandril driven member are moved to described from the smallest circumference
The starting point of largest circumference, the feed inlet are rocked to the position for being parallel to the under shed from the position for being parallel to horizontal plane；Institute
It states main shaft and continues to rotate second angle, the connecting rod is arranged to that the under shed is driven to contact with the feed inlet, so that institute
It states upper piston and is moved to the most proximal end；The main shaft continues to rotate third angle, the connecting rod be arranged to drive it is described under open
Mouth is detached from the feed inlet, so that the upper piston is moved to distalmost end；The main shaft continues to rotate fourth angle, described
Feed inlet returns to the position for being parallel to horizontal plane.
Preferably, further includes: plunger cam mandril is arranged to one end and connects with the plunger cam being fixed on the main shaft
Touching, the other end are connect with the lower piston, so that when the main shaft continues to rotate third angle, the plunger cam mandril
Push the lower piston towards close to the movement of the direction of the feed inlet.
Preferably, the connecting rod has the first line, institute in the center of rotation of tie point to the crank of the crank
The center of rotation for stating smallest circumference and the pendulum position cam has the second line, between first line and second line
Angle be first angle.
Preferably, further includes: the guide pin that is arranged in the upper brew head and leading in the lower brew head is set
To slot, the guide pin and the guide groove are located at the same side of the upper brew head and lower brew head, so that described
When main shaft continues to rotate second angle, the guide pin slides into the guide groove.
Preferably, further includes: swing path of the upper brew head close to the lower brew head is arranged in powder-wiping plate
Side, offers guide rail hole on the powder-wiping plate, the long side of the guide rail hole along the upper brew head central axial direction
Extend, the powder-wiping plate is movably connect with the upper brew head by screw and the guide rail hole.
Preferably, further includes: sealing ring is fixed on the circumferential direction of the upper piston or the lower piston.
Preferably, further includes: for the upper piston connecting tube and lower piston connecting tube of fluid circulation, the upper piston connection
Pipe is connect with the upper piston, and the lower piston connecting tube with the lower piston for connecting.
Preferably, further includes: the spring above the upper piston is set, and the spring and the upper piston connecting tube are same
The heart.
Preferably, the corresponding central angle of the largest circumference be the sum of the second angle and the third angle, it is described
The corresponding central angle of second transition circumference be fourth angle, the first angle, the second angle, the third angle and
The sum of described fourth angle is 360 °.
Preferably, the corresponding central angle of the largest circumference is 240 °.
Compared with prior art, the utility model has the beneficial effects that: being considerably increased by the setting of upper lower piston
The volume range infused coffee.Moreover, the dynamics of press-powder increases with the increase of ground coffee amount, it is still reliable in minimum zone
Pressure compaction, in maximum magnitude, pressing force can achieve maximum.Gap between all powder and powder is all compressed to most
Small, the substance of unit water dissolution increases, and extraction yield can be improved, and shortens brewing time.
Detailed description of the invention
Some specific realities of the utility model are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter
Apply example.Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that
The drawings are not necessarily drawn to scale.In attached drawing:
Tea infuser of the Fig. 1 for the utility model for full-automatic coffee machine is in station status diagram for the moment, wherein
Show the internal cross section structure of brew head and lower brew head；
Fig. 2 is status diagram when the utility model is in station two for the tea infuser of full-automatic coffee machine, wherein
Show the internal cross section structure of brew head and lower brew head；
Fig. 3 is that the state that the utility model is between station one and station two for the tea infuser of full-automatic coffee machine is shown
It is intended to；
Fig. 4 is dismantling schematic diagram of the utility model for each component of tea infuser of full-automatic coffee machine；
Fig. 5 is schematic diagram of the utility model for power transmission part in the tea infuser of full-automatic coffee machine；
Fig. 6 is the utility model for main shaft in the tea infuser of full-automatic coffee machine and pendulum position cam, crank, plunger cam
The connection relationship diagram of mandril；
Fig. 7 is the office that the utility model is connected to each other for upper brew head and lower brew head in the tea infuser of full-automatic coffee machine
Portion's enlarged drawing；
Fig. 8 is schematic diagram of the utility model for powder-wiping plate in the tea infuser of full-automatic coffee machine.
The meaning that each symbol indicates in figure is as follows:
The upper brew head of 1-, 101- upper piston, 102- upper piston pressing plate, 103- spring, 104- upper piston connecting tube, 2- undershoot
Bubble head, 201- lower piston, 202- lower piston connecting tube, 3- sealing ring, 4- powder-wiping plate, the support of 401- powder-wiping plate, 402- guide rail hole,
5- guide pin, 6- mandril, 7- plunger cam mandril, 8- guide groove, 901- connecting rod, 902- crank, 10- put position cam, 11- piston
Cam, 12- main shaft, 13- upper piston cylinder barrel, 14- guide sleeve pressing plate, 15- guide sleeve, 16- lower piston cylinder sleeve, 17- lower piston cylinder
Cylinder, 18- flange, 19- mandril support base, 20- upper piston cylinder sleeve.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
As shown in Fig. 1,2,3 and 4, the utility model is used for the tea infuser of full-automatic coffee machine, specifically includes that and opens under having
Upper brew head 1, the lower brew head 2 with feed inlet, the power biography for driving upper brew head 1 and the movement of lower brew head 2 of mouth
Defeated component.
Upper brew head 1 includes the upper piston cylinder sleeve 20 in it with accommodation space, and the inner wall of accommodation space is provided with work
Plug cylinder cylinder 13 and guide sleeve 15.Upper piston 101 is provided in upper piston cylinder barrel 13.Upper piston 101 is offered to circulate for fluid
Hole, and through hole is connected to upper piston connecting tube 104, so that hot water can pass through upper piston from upper piston connecting tube 104
101 enter inside upper piston cylinder barrel 13.The top of upper piston 101 is provided with upper piston pressing plate 102, spring 103, guiding casing pressure
Plate 14.Wherein, the inner ring of spring 103 and upper piston connecting tube 104 are concentric, and upper surface and the upper piston pressing plate 102 of spring 103 connect
Touching, lower surface is contacted with guide sleeve pressing plate 14.There is under shed in the lower part of upper brew head 1, wherein in upper brew head 1
Mandrel line is perpendicular to the under shed, so that upper piston 101 can pass through the under shed with being moved easily.Such as Fig. 1 and Fig. 2
Shown, the central axis of upper brew head 1 tilts first angle relative to vertical direction always.
Lower brew head 2 includes the lower piston cylinder sleeve 16 in it with accommodation space, and the inner wall of accommodation space is provided with lower work
Plug cylinder cylinder 17.Lower piston 201 is provided in lower piston cylinder barrel 17.Lower piston 201 offers the hole for fluid circulation, and passes through
Hole is connected to lower piston connecting tube 202, so that the coffee liquid by ground coffee leaves tea infuser from lower piston connecting tube 202.
The top of lower brew head 2 has the feed inlet for receiving ground ground coffee, and the feed inlet is also conducive to 101 side of upper piston
Just it movably passes through.Station one shown in Fig. 1, lower brew head 2 are located at vertical direction, and feed inlet is parallel to horizontal plane.?
Station two shown in Fig. 2, lower brew head 2 has swung first angle, so that feed inlet, which is rocked to, is parallel to the under shed
Position, that is, feed inlet is aligned under shed.The lower section of lower brew head 2 is provided with for driving upper brew head 1 under
The mobile power transmitting assembly of brew head 2.
As shown in Fig. 3,4,5 and 6, power transmitting assembly mainly includes main shaft 12, pendulum position cam 10, mandril 6, by crank
902 and connecting rod 901 constitute crank link mechanism.Main shaft 12 is connected to motor by motor swing arm.Wherein, put position cam 10,
Crank 902 is fixed on main shaft 12, to rotate with main shaft 12.In the present embodiment, plunger cam is further fixed on main shaft 12
11 and plunger cam mandril 7.In order to guarantee the stability of power transmission, in the present embodiment, pendulum position cam 10, crank 902 are each
There are two settings, and is separately positioned on the two sides of main shaft 12.
One end of mandril 6 contacts pendulum position cam 10 by mandril driven member, and the other end passes through mandril support base 19
Support the lower brew head 2.It is connected between mandril support base 19 and lower brew head 2 by flange 18.Therefore, when mandril driven member
When moving along the pendulum different size of circumference of position cam 10, the variation for putting the circumferential size of position cam 10 will be by mandril 7 and top
Bar support base 19 is transferred to lower brew head 2.Pendulum position cam 10 has smallest circumference, largest circumference and is separately connected the minimum
The First Transition circumference and the second transition circumference of circumference and the largest circumference.The round corresponding central angle of the First Transition is institute
State first angle.The corresponding central angle of the largest circumference is the sum of second angle and third angle, the second transition circumference
Corresponding central angle is fourth angle, the first angle, the second angle, the third angle and the fourth angle
The sum of be 360 °.When mandril driven member is located at the smallest circumference of pendulum position cam 10, lower brew head 1 is located at station shown in FIG. 1
One vertical state, feed inlet are parallel to the position of horizontal plane.At this point, ground ground coffee enters the charging from top
Mouthful, and fall on lower piston 201.When main shaft 12 rotates the first angle, the mandril driven member is moved from the smallest circumference
It moves to the starting point of the largest circumference, the feed inlet is rocked to from the position for being parallel to horizontal plane and is parallel to the under shed
Position.At this point, feed inlet is aligned under shed.
One end of connecting rod 901 is connected to the crank 902, and the other end is connected to the upper piston 101, to drive on described
Piston 101 moves between distalmost end and most proximal end away from the crank 902 along the central axis of the upper brew head 1.?
In the present embodiment, connecting rod 901 is to be connect by upper piston pressing plate 102 with upper piston 101, is driving upper piston pressing plate 102 mobile
On the basis of drive upper piston 101 mobile.Wherein, the distalmost end of mobile distance is station a period of time as shown in Figure 1, upper piston
101 are located in upper brew head 1.When the most proximal end of mobile distance is station two as shown in Figure 2, upper piston 101 brews under entering
First 2, and as close as possible to lower piston 201 under the action of connecting rod 901, spring 103, so that the coffee between upper lower piston
Powder is compacted.As shown in Figures 2 and 3, main shaft 12 continues to rotate second angle after rotating first angle.In the process,
Connecting rod 901 is arranged to that the upper brew head 1 is driven to move down, so that under shed is contacted with the feed inlet, then upper piston 101
It is moved in lower brew head 2 from upper brew head 1, and continuously moves to the most proximal end.When main shaft 12 continues to rotate third angle
When, in the process, the connecting rod 901 is arranged to that the under shed and the feed inlet is driven to be detached from, so that the upper work
Plug 101 is repositioned in brew head 1, and continuously moves to distalmost end.
As shown in figures 3 and 8, the utility model is additionally provided with the guide pin 5 in the upper brew head 1 and is arranged in institute
State the guide groove 8 in lower brew head 2.The guide pin 5 and the guide groove 8 are located at the upper brew head 1 and lower brew head 2
Same side.Therefore, it when the main shaft 12 continues to rotate second angle, is moved down in the drive of the connecting rod 901 upper brew head 1
When, the guide pin 5 slides into the guide groove 8, to avoid the displacement of brew head and the letting out for coffee liquid up and down in brewing process
Dew.
The utility model is swung in addition to being provided with the mobile crank link mechanism of control upper piston 101, controlling lower brew head 2
10 component of pendulum position cam except, be additionally provided with control lower piston 201 mobile plunger cam 11 and plunger cam mandril 7.It is living
Plug cam 11 is fixed on main shaft 12.One end of plunger cam mandril 7 is connect by bearing with plunger cam 11, and the other end is under
Piston 201 connects.In main axis first angle, second angle, lower piston 201 is in the bottom of lower brew head 2 always.?
When main axis third angle, lower piston 201 is moved to lower brew head under the drive of plunger cam 11 and plunger cam mandril 7
Where 2 feed inlet at plane.
In order to which after completing the brewing of coffee, ground coffee does not end up at the inside of lower brew head 2, and the utility model is also set up
There are powder-wiping plate 4 and powder-wiping plate support 401.Wherein, the upper brew head 1 is arranged in close to the pendulum of the lower brew head 2 in powder-wiping plate 4
The side in dynamic path.And 401 setting of powder-wiping plate support is located at the same side in lower brew head 2, and with powder-wiping plate 4.Such as Fig. 8 institute
Show, guide rail hole 402 is offered on powder-wiping plate 4.The long side of the guide rail hole 402 along the upper brew head 1 central axis side
To extension.Since the powder-wiping plate 4 is connect by screw and the guide rail hole 402 with the upper brew head 1, powder-wiping plate 4
It can be moved under the limitation of screw along guide rail hole 402.As shown in fig. 7, when brew head 2 is in the state of station two instantly,
Powder-wiping plate 4 is located at the top of lower brew head 2, to support moveable powder-wiping plate 4 not fall in the swing path of lower tea infuser.
When main shaft 12 rotates fourth angle, where lower piston 201 is in feed inlet always at plane, therefore as lower brew head 2 is returned
Vertical state is arrived in position, and powder-wiping plate 4 can scrape the coffee granulated slag on lower piston 201.
As shown in Figure 1, there are also another effects for powder-wiping plate 4.When main shaft 12 carries out the rotation of first angle, powder-wiping plate 4
The ground coffee that can be caused to fall and break is accumulated in the left side of lower piston 201, and the maximum height of ground coffee is equal with plane where feed inlet.And
Extra powder amount is scanned out in the rotation of first angle by powder-wiping plate 4, when thereby guaranteeing that the volume of ground coffee without departing from design
Volume, so that placing powder amount can not excessively brew.
In order to enable the movement between each component is cooperated, in the original state of station one, mandril driven member is located at pendulum
The smallest circumference of position cam 10.Connecting rod 901 has the in the center of rotation of tie point to the crank 902 of the crank 902
One line, the smallest circumference and it is described pendulum position cam 10 center of rotation have the second line, first line with it is described
Angle between second line is first angle.Due to crank 902 and put on the fixation of position cam 10 and main shaft 12, it is described
Angle between first line and second line is always first angle.
In the present embodiment, first angle value is 60 °.Second angle is 120 °, and third angle is 120 °, fourth angle
It is 60 °.That is, the corresponding central angle of the largest circumference is 240 °.It certainly, in other embodiments, can be according to need
Appropriate adjustment is carried out to the value range of angle.
In addition to above-mentioned each modular construction and connection relationship, the utility model further includes sealing ring 3.The sealing ring 3 is solid
It is scheduled on the circumferential direction of the upper piston 101 or the lower piston 201.In the present embodiment, the sealing ring 3 is with self-lubricating
The general plug teflin ring of characteristic, so that frictional heating amount is greatly reduced in operational process.
By the tea infuser for the full-automatic coffee machine that above structure is composed, the process of the utility model coffee brewing is such as
Under.One state of station as shown in Figure 1, tea infuser are in the initial position of work.Mandril driven member is located at pendulum position cam 10
Smallest circumference, lower brew head 2 are located at vertical direction, and feed inlet is parallel to horizontal plane.Lower piston 201 is located at lower brew head 2
Bottom, at this point, the volume of lower piston cylinder barrel 17 is maximum.And in the state of station one, the central axis of upper brew head 1 is always
First angle is tilted relative to vertical direction.901 other end of connecting rod is located at the distalmost end of crankshaft stroke, so that at this time in Shang Chong
Upper piston 101 in bubble head 1 is in the distalmost end of shift motion.Ground ground coffee enters the feed inlet from top, and
It falls on lower piston 201.
After the completion of lower powder, decelerating motor is started to work, so that main shaft 12 rotates first angle.In the present embodiment,
One angle is 60 °.At this moment tea infuser reaches station two by station one.The mandril driven member of mandril 7 is mobile from the smallest circumference
To the starting point of the largest circumference, mandril support base 19 and lower brew head 2 swing first angle to side from vertical direction, so that
It obtains feed inlet and is rocked to the position for being parallel to the under shed, that is, feed inlet is aligned under shed.Ground coffee due to
Inertia is substantially parallel with the plane of lower piston 201 by whipping to the right, in favor of subsequent compacting.Due to putting the maximum of position cam 10
The corresponding central angle of circumference is the sum of second angle and third angle, therefore continues to rotate second angle and third in subsequent main shaft
When angle, lower brew head 2 is always in the state for swinging first angle.
Main shaft 12 continues to rotate second angle.In the present embodiment, second angle is 120 °.In this process, firstly,
At 30 ° of main axis, connecting rod 901 is arranged to that the upper brew head 1 is driven to move down, the under shed of upper tea infuser 1 and lower tea infuser 2
Feed inlet contact, guide pin 5 is inserted into guide groove 8, and upper and lower piston bore completes alignment.Then, main shaft continues to rotate 90
When spending, during rotation, connecting rod 901 drives upper piston 101 to be moved in lower brew head 2 from upper brew head 1, and continues to move to
To the most proximal end.Since upper piston pressing plate 102 is connect with upper piston 101 by spring 103, upper piston 101 is in ground coffee
Obstruction under stop movement, and ground coffee is compacted under the action of spring 103.Then, high-pressure water heating is by upper piston connecting tube
104 inner hole injection, is flowed out after flowing through the ground coffee of compacting by lower piston connecting tube 202, this process is referred to as to brew, outflow
Liquid is exactly concentrated coffee, and so far brewing process terminates.
Main shaft 12 continues to rotate third angle.In the present embodiment, third angle is 120 °.In this process, firstly,
At 90 ° of main axis, connecting rod 901 pushes upper tea infuser 1 to move up, and upper piston part is retracted into brew head 1, upper and lower tea infuser
Separation (distance is less than 1mm).Meanwhile lower piston 201 under the promotion of plunger cam 11 and plunger cam mandril 7 from lower tea infuser
2 bottom moves up 5mm.Then, main shaft continues to rotate 30 °, and upper tea infuser 1 continues to be urged away from lower tea infuser 2, between the two away from
For 18mm.Where lower piston 201 moves to feed inlet in the promotion of plunger cam 11 and plunger cam mandril 7 at plane, at this point,
Volume in cylinder barrel is 0.
Main shaft 12 continues to rotate fourth angle.In the present embodiment, fourth angle is 60 °.At this moment mandril driven member and pendulum position
The greatest circle phase of cam 10 from, tangentially progress into pendulum position cam 10 smallest circumference on.19 and undershoot are done in mandril support
Bubble head 2 is repositioned to vertical direction.In the process, firstly, at 30 ° of main axis, lower piston 201 is constantly in during return
Where feed inlet at plane, so that powder-wiping plate 4 scrapes the coffee granulated slag on lower piston 201, it is emptied in lower piston 201.
Then, when main shaft continues to revolve through 30 °, plunger cam 11 and lower piston 201 are detached from, and lower piston 201 returns to down under the effect of gravity
The bottommost of tea infuser 2.So far, a brewing process terminates, this is a circulation.
To sum up, the cylinder diameter for the cylinder barrel that the utility model uses can achieve 55mm.The tea infuser of the utility model design can
The coffee range brewed is about 8~25 grams of powder.Ground coffee can be in upper lower piston and the work of the spring 103 of big stiffness factor
It is compacted under.Moreover, press-powder dynamics increases with the increase of powder amount, still there is reliable pressure pressure in minimum 8 grams of powder
Tightly, for pressing force up to maximum, the gap between all powder and powder is all compressed to minimum when maximum 25 grams of powder amounts.Due to list
The substance of position water dissolution increases, therefore is remarkably improved extraction yield, shortens brewing time.The utility model also uses 0.15mm
Superfine strainer, ground coffee grinding after can still extract, will not flow away with water flow.And piston, cylinder sleeve and strainer all use
304 without manganese stainless steel, safety and sanitation, high pressure of the maximum pressure resistance up to 1.6Mpa.The utility model can be used at elevated pressures
120 degrees Celsius of superheated water brews, and brewing time is shortened while greatly improving extraction yield.The sealing ring of the utility model
Food grade silicone is inlayed using general plug polytetrafluoroethylene (PTFE), the service life of design 3 years or is recycled 100,000 times.Moreover, punching
The external support of bubbler all uses 6065 aluminium alloys, and anodized is done in outer surface, and shell uses ABS high intensity engineering plastic
Material.
The main shaft of the utility model is driven by 85W decelerating motor, and revolving speed is controlled in 30rad/min or so, is avoided due to mistake
Fast rotation and caused by cylinder sleeve whipping and ground coffee it is excessive.It is all connected, can be significantly dropped by bearing between cam and mandril
Low friction and noise.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.
Claims (10)
1. a kind of tea infuser for full-automatic coffee machine characterized by comprising
Upper piston is arranged inside in upper brew head under shed, and the central axis upright of the upper brew head is under described
The central axis of opening, the upper brew head tilts first angle relative to vertical direction；
Lower brew head with feed inlet, is arranged inside lower piston；
Main shaft is connected to motor, and pendulum position cam, crank link mechanism are fixed on the main shaft；
Position cam is put, with smallest circumference, largest circumference and is separately connected the smallest circumference and the largest circumference
First Transition circumference and the second transition circumference, the round corresponding central angle of the First Transition is the first angle；
Mandril, one end are connect by mandril driven member and pendulum position cam contact, the other end with the lower brew head；
Crank link mechanism comprising connecting rod and the crank with the main axis, one end of the connecting rod are connected to described
Crank, the other end are connected to the upper piston, to drive the upper piston along the central axis of the upper brew head away from institute
It states and is moved between the distalmost end of crank and most proximal end；
Wherein, first angle described in the main axis, the mandril driven member are moved to the maximum from the smallest circumference
The starting point of circumference, the feed inlet are rocked to the position for being parallel to the under shed from the position for being parallel to horizontal plane；The master
Axis continues to rotate second angle, and the connecting rod is arranged to that the under shed is driven to contact with the feed inlet, so that on described
Piston is moved to the most proximal end；The main shaft continues to rotate third angle, the connecting rod be arranged to drive the under shed with
The feed inlet is detached from, so that the upper piston is moved to distalmost end；The main shaft continues to rotate fourth angle, the charging
Mouth returns to the position for being parallel to horizontal plane.
2. the tea infuser according to claim 1 for full-automatic coffee machine, which is characterized in that further include: plunger cam
Mandril is arranged to one end and contacts with the plunger cam being fixed on the main shaft, and the other end is connect with the lower piston, so that
It obtains when the main shaft continues to rotate third angle, the plunger cam mandril pushes the lower piston towards close to the feed inlet
Direction it is mobile.
3. the tea infuser according to claim 1 for full-automatic coffee machine, which is characterized in that the connecting rod is in the song
The tie point of handle to the crank center of rotation have the first line, the smallest circumference and it is described pendulum position cam rotation in
The heart has the second line, and the angle between first line and second line is first angle.
4. the tea infuser according to any one of claim 1-3 for full-automatic coffee machine, which is characterized in that also wrap
It includes: the guide pin being arranged in the upper brew head and the guide groove being arranged in the lower brew head, the guide pin and institute
The same side that guide groove is located at the upper brew head and lower brew head is stated, so that continuing to rotate second angle in the main shaft
When, the guide pin slides into the guide groove.
5. the tea infuser according to claim 4 for full-automatic coffee machine, which is characterized in that further include: powder-wiping plate,
The upper brew head is set and offers guide rail hole on the side of the swing path of the lower brew head, the powder-wiping plate,
The long side of the guide rail hole extends along the central axial direction of the upper brew head, and the powder-wiping plate is by screw and described leads
Rail hole is movably connect with the upper brew head.
6. the tea infuser according to claim 4 for full-automatic coffee machine, which is characterized in that further include: sealing ring,
It is fixed on the circumferential direction of the upper piston or the lower piston.
7. the tea infuser according to claim 1 for full-automatic coffee machine, which is characterized in that further include: it is used for fluid
The upper piston connecting tube and lower piston connecting tube of circulation, the upper piston connecting tube are connect with the upper piston, the lower piston
Connecting tube with the lower piston for connecting.
8. the tea infuser according to claim 7 for full-automatic coffee machine, which is characterized in that further include: it is arranged in institute
The spring above upper piston is stated, the spring and the upper piston connecting tube are concentric.
9. the tea infuser according to claim 1 for full-automatic coffee machine, which is characterized in that the largest circumference is corresponding
Central angle be the sum of the second angle and the third angle, the corresponding central angle of the second transition circumference is fourth angle
Degree, the sum of the first angle, the second angle, the third angle and described fourth angle are 360 °.
10. the tea infuser according to claim 9 for full-automatic coffee machine, which is characterized in that the largest circumference pair
The central angle answered is 240 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721626568.XU CN208769521U (en) | 2017-11-29 | 2017-11-29 | A kind of tea infuser for full-automatic coffee machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721626568.XU CN208769521U (en) | 2017-11-29 | 2017-11-29 | A kind of tea infuser for full-automatic coffee machine |
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| Publication Number | Publication Date |
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| CN208769521U true CN208769521U (en) | 2019-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721626568.XU Expired - Fee Related CN208769521U (en) | 2017-11-29 | 2017-11-29 | A kind of tea infuser for full-automatic coffee machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928421A (en) * | 2017-11-29 | 2018-04-20 | 重庆小优美网络科技有限公司 | A kind of tea infuser for full-automatic coffee machine |
| CN113100634A (en) * | 2021-05-18 | 2021-07-13 | 李作燕 | Tea making machine and control method thereof |
-
2017
- 2017-11-29 CN CN201721626568.XU patent/CN208769521U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928421A (en) * | 2017-11-29 | 2018-04-20 | 重庆小优美网络科技有限公司 | A kind of tea infuser for full-automatic coffee machine |
| CN113100634A (en) * | 2021-05-18 | 2021-07-13 | 李作燕 | Tea making machine and control method thereof |
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