A kind of pressure-type coffee machine extracts the improvement of the hermetically-sealed construction of mechanism
Technical field
The utility model relates to a kind of machine for kitchen use product, particularly relates to the improvement that a kind of pressure-type coffee machine extracts the hermetically-sealed construction of mechanism.
Background technology
Along with the fast development of Chinese national economy and the significantly raising of living standards of the people, possess the various machine for kitchen use products that difference in functionality is arranged and also constantly enter in people's the life, coffee machine is exactly wherein a kind of.Traditional coffee machine has comprised the process to the powder of pulverizing and make coffee of coffee bean, therefore structure is comparatively complicated, along with coffee capsule, the half-finished appearance of coffees such as coffee pads, make the making of coffee become quite easy, this also makes the simplification that also becomes of this class construction of coffee machine, such as existing high pressure coffee chartered plane, capsule coffee machine, common high pressure coffee machine or the like, existing these devices all include coffee extracted mechanism usually, coffee pads, coffee capsule can be put into extraction mechanism, the water under high pressure that has certain temperature by feeding, can realize the extraction of coffee, this class extraction mechanism of prior art has generally included upper fixed seat, sealing ring, the coffee brewing cavity, the middle part of upper fixed seat is provided with the import that can feed water under high pressure, the bottom margin of upper fixed seat is provided with a ring-shaped groove, the top of O-ring seal is embedded in the ring-shaped groove of upper fixed seat, make sealing ring can be fixed in the upper fixed seat, be provided with coffee brewing chamber in the coffee brewing cavity towards upper shed, this coffee brewing chamber is to be used to the coffee pads of packing into, coffee capsule, Coffee screen net etc., in the time will extracting coffee, be that coffee pads or coffee capsule or Coffee screen net are packed in the coffee brewing chamber, upper fixed seat covers above the coffee brewing cavity, upper fixed seat is realized realizing sealing with the coffee pads of the coffee brewing cavity of packing into or the upper end edge of coffee capsule or Coffee screen net by sealing ring, like this, when the coffee in coffee pads or coffee capsule or the Coffee screen net was normally extracted, coffee liquid just can not spill from the touching position at upper fixed seat edge and coffee pads or coffee capsule or Coffee screen net edge.But, because the existing hermetically-sealed construction that extracts mechanism is that sealing ring is an entity structure, exist following drawback: the one, press down when making upper fixed seat cover on the coffee brewing cavity by handle, its power that presses down is bigger, just can make the upper end edge of sealing ring and coffee pads or coffee capsule or Coffee screen net realize excellent sealing; The 2nd, because sealing ring is pressed on the upper end edge place of coffee pads or coffee capsule or Coffee screen net, therefore utilize handle to open and when making upper fixed seat break away from the coffee brewing cavity, its power of opening is also bigger; The 3rd, can be contacted with coffee pads or coffee capsule or Coffee screen net that the coffee brewing cavity is packed into fully in order to guarantee sealing ring, the cooperating of the size setting in the coffee brewing chamber of coffee brewing cavity and coffee brewing cavity and upper fixed seat, sealing ring all will be by the tolerance of strictness with cooperating of upper fixed seat, otherwise, sealing ring is difficult to realize excellent sealing, and this has brought difficulty with regard to the making of giving product; The 4th, sealing ring has certain aging back just can not use, and has influenced the working life of sealing ring.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, provide a kind of pressure-type coffee machine to extract the improvement of the hermetically-sealed construction of mechanism, make coffee extracted mechanism when the extraction coffee liquid, can under the prerequisite that guarantees excellent sealing, effectively reduce the strength that handle presses down and opens, and the also tolerance of unnecessary strictness of the cooperation between each parts, the working life that also can prolong seal simultaneously.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of pressure-type coffee machine extracts the improvement of the hermetically-sealed construction of mechanism, comprise the ring body of the upper fixed seat bottom that is arranged at coffee extracted mechanism that the employing elastomeric material is made, the central part of ring body has a central through hole; Ring body is provided with hollow cavity and the corresponding annular opening that communicates with hollow cavity along its annular shape, and this annular opening is towards the central axis of this central through hole.
But be embedded in the bottom of the upper fixed seat of coffee extracted mechanism this ring body removal.
Described ring body comprises wall body, inboard wall body, outside wall body and diapire body, surrounds the hollow cavity of described ring body by last wall body, inboard wall body, outside wall body and diapire body, and described opening is located between inboard wall body and the diapire body.
Described diapire body is skewed, and this diapire body is downward-sloping gradually by one joint to its free end of itself and outside wall body.
This ring body be shaped as annular.
Described ring body comprises the hollow cavity of the similar ㄈ font that wall body, outside wall body and diapire body are surrounded.
A kind of pressure-type coffee machine extracts the improvement of the hermetically-sealed construction of mechanism, the ring body that comprises the upper fixed seat bottom that is arranged at coffee extracted mechanism that the employing elastomeric material is made, the central part of ring body has a central through hole, the gap between the upper fixed seat of this ring body sealing coffee machine brewing cavity group and coffee extracted mechanism; Ring body is provided with hollow cavity and the corresponding annular opening that communicates with hollow cavity along its annular shape, and this annular opening is towards the coffee brewing chamber of this coffee machine group.
A kind of pressure-type coffee machine of the present utility model extracts the improvement of the hermetically-sealed construction of mechanism, be to use at high pressure coffee chartered plane, capsule coffee machine, common high pressure coffee machine and extract structural a kind of sealing device, it is different with the conventional seals circle, be to adopt hollow structure, the water of high pressure is entered wherein, play the effect of effective sealing by water self pressure.The sealing structure is a ring body of the upper fixed seat bottom of adopting elastomeric material to be made can be embedded in coffee extracted mechanism, one-body molded in the ring body have along its annular shape set hollow cavity and the corresponding annular opening that communicates with hollow cavity, and this annular opening is in ring.When the sealing structure is installed, be utilize to go up the top that wall body, inboard wall body, outside wall body constituted or go up in the annular groove of upper fixed seat bottom that top that wall body, outside wall body constituted embeds coffee extracted mechanism, hermetically-sealed construction and upper fixed seat are fixed.During use, when upper fixed seat covers on the coffee brewing cavity that coffee pads or coffee capsule or Coffee screen net are being housed, the sealing sealing structure is between the upper end edge of upper fixed seat and coffee pads or coffee capsule or Coffee screen net, enter the hollow cavity that water under high pressure in coffee pads or coffee capsule or the Coffee screen net has also entered hermetically-sealed construction simultaneously by upper fixed seat, be subjected to the outside pressure effect of water in the hollow cavity, each wall body of hermetically-sealed construction can be sealed between the upper end edge of upper fixed seat and coffee pads or coffee capsule or Coffee screen net well.
The beneficial effects of the utility model are, owing to adopted the ring body of the upper fixed seat bottom of the be embedded in coffee extracted mechanism that an elastomeric material is made, and ring body is provided with hollow cavity and the corresponding annular opening that communicates with hollow cavity along its annular shape, this annular opening is in ring, the sealing structure makes coffee extracted mechanism can effectively reduce the thrust between seal and the coffee brewing chamber group (the coffee brewing cavity of the coffee pads of packing into or coffee capsule or Coffee screen net) during coffee liquid and strength while of opening can be carried out good sealing in extraction, makes it normally extract coffee and water-tight.Because the diapire body of hermetically-sealed construction has adopted downward-sloping shape, when the hollow cavity of hermetically-sealed construction enters water under high pressure, be subjected to the pressure effect of water under high pressure, the diapire body of hermetically-sealed construction can strut downwards and be pressed on the group of coffee brewing chamber, the structure that this diapire body can strut downwards, eliminate the drawback that original structure needs strict tolerance, made assembling become very easy, can improve the production capacity of production line greatly.Simultaneously, because hermetically-sealed construction is provided with hollow cavity, and diapire is downward-sloping, when hermetically-sealed construction is to a certain degree aging, still characteristics that its diapire can strut downwards in the time of can utilizing hollow cavity to enter water under high pressure and realize excellent sealing have been equivalent to prolong the working life of seal.
Below in conjunction with drawings and Examples the utility model is described in further detail; But the improvement that a kind of pressure-type coffee machine of the present utility model extracts the hermetically-sealed construction of mechanism is not limited to embodiment.
Description of drawings
Fig. 1 is embodiment one organigram of the present utility model (bottom up);
Fig. 2 is embodiment one vertical view of the present utility model (bottom up);
Fig. 3 is embodiment one a user mode schematic diagram of the present utility model;
Fig. 4 is embodiment two organigrams of the present utility model (bottom up);
Fig. 5 is embodiment three organigrams of the present utility model (bottom up);
Fig. 6 is embodiment four organigrams of the present utility model (bottom up);
Fig. 7 is embodiment five organigrams of the present utility model (bottom up);
Fig. 8 is embodiment six organigrams of the present utility model (bottom up).
The specific embodiment
Embodiment one, extremely shown in Figure 3 referring to Fig. 1, a kind of pressure-type coffee machine of the present utility model extracts the improvement of the hermetically-sealed construction of mechanism, the sealing structure comprises the annular body 10 of the upper fixed seat bottom of the be embedded in coffee extracted mechanism that the employing elastomeric material is made, and these annular body 10 central parts have central through hole 14; Annular body 10 is provided with hollow cavity 11 and the corresponding annular opening 12 that communicates with hollow cavity along its annular shape, and this annular opening 12 is towards the central axis 15 of this central through hole 14.
Wherein, annular body 10 comprises wall body 101, inboard wall body 102, outside wall body 103 and diapire body 104, surround the hollow cavity 11 of described annular body 10 by last wall body 101, inboard wall body 102, outside wall body 103 and diapire body 104, surround the central through hole 14 of described annular body 10 by inboard wall body 102, described opening 12 is located between inboard wall body 102 and the diapire body 104, that is, each part and the inboard wall body 102 of inboard wall body 102, diapire body 104 are removed and formation opening 12 with diapire body 104 one joints; Diapire body 104 is skewed, and this is skewed to be that free end from the one joint of diapire body 104 and outside wall body 103 to diapire body 104 is downward-sloping gradually.
A kind of pressure-type coffee machine of the present utility model extracts the improvement of the hermetically-sealed construction of mechanism, as shown in Figure 3, the sealing structure is to use at the high pressure capsule coffee machine and extracts structural a kind of sealing device, it is different with the conventional seals circle, be to adopt hollow structure, the water of high pressure is entered wherein, play the effect of effective sealing by water self pressure.The sealing structure is an annular body 10 of upper fixed seat 2 bottoms of adopting elastomeric material to be made can be embedded in coffee extracted mechanism, in the annular body one-body molded have along the set hollow cavity 11 of its annular shape and with the hollow cavity 11 corresponding annular openings 12 that communicate, and this annular opening 12 is the central axis 15 towards this central through hole 14.When the sealing structure is installed, be to utilize to go up in the toroidal cavity 21 of upper fixed seat 2 bottoms that top that wall body 101, inboard wall body 102, outside wall body 103 constituted embeds coffee extracted mechanism, hermetically-sealed construction and upper fixed seat 2 are fixed.During use, when upper fixed seat 2 covers on the coffee brewing cavity 3 that coffee capsule 4 is being housed, the sealing sealing structure is between the upper end edge of upper fixed seat 2 and coffee capsule 4, promptly be sealed in the gap between the upper fixed seat of coffee machine brewing cavity group and coffee extracted mechanism, enter the hollow cavity 11 that water under high pressure in the coffee capsule has also entered hermetically-sealed construction simultaneously by upper fixed seat 2, be subjected to the outside pressure effect of water in the hollow cavity 11, each wall body of hermetically-sealed construction can be sealed between the upper end edge of upper fixed seat 2 and coffee capsule 4 well.In the present embodiment, but hermetically-sealed construction be removal be embedded in the annular body of the upper fixed seat bottom of coffee extracted mechanism, so be not limited thereto, this hermetically-sealed construction also can be the ring body on the bottom of the upper fixed seat that directly is arranged at coffee extracted mechanism.Certainly, ring body is not one to be decided to be circle yet, such as square or other shape also can.
The sealing structure makes coffee extracted mechanism can effectively reduce the thrust between seal and the brewing cavity group (the coffee brewing cavity that comprises the coffee capsule of packing into) during coffee liquid and strength while of opening can be carried out good sealing in extraction, makes it normally extract coffee and water-tight.Because the diapire body 104 of hermetically-sealed construction has adopted downward-sloping shape, when the hollow cavity 11 of hermetically-sealed construction enters water under high pressure, be subjected to the pressure effect of water under high pressure, the diapire body 104 of hermetically-sealed construction can strut downwards and be pressed on the group of coffee brewing chamber, the structure that this diapire body 104 can strut downwards, eliminate the drawback that original structure needs strict tolerance, made assembling become very easy, can improve the production capacity of production line greatly.Simultaneously, because hermetically-sealed construction is provided with hollow cavity 11, and diapire 104 is downward-sloping, when hermetically-sealed construction is to a certain degree aging, still characteristics that its diapire 104 can strut downwards in the time of can utilizing hollow cavity 11 to enter water under high pressure and realize excellent sealing have been equivalent to prolong the working life of seal.
A kind of pressure-type coffee machine of the present utility model extracts the improvement of the hermetically-sealed construction of mechanism, is applicable to the hermetically-sealed construction of high pressure coffee capsule making device, coffee chartered plane, the extraction of common high pressure coffee machine.
Embodiment two, referring to shown in Figure 4, a kind of pressure-type coffee machine of the present utility model extracts the improvement of the hermetically-sealed construction of mechanism, be with the difference of embodiment one, the annular body 10 that is constituted by last wall body 101, inboard wall body 102, outside wall body 103 and diapire body 104, wherein, the one joint 105 of outside wall body 103 and diapire body 104 is an arc transition.
Embodiment three, referring to shown in Figure 5, a kind of pressure-type coffee machine of the present utility model extracts the improvement of the hermetically-sealed construction of mechanism, be with the difference of embodiment one, annular body 10 is made of last wall body 101, outside wall body 103 and diapire body 104, and do not have inner wall, promptly ring body only comprises wall body, outside wall body and diapire body, is surrounded the hollow cavity 11 of similar ㄈ font by last wall body, outside wall body and diapire body.
Embodiment four, referring to shown in Figure 6, the improvement of the hermetically-sealed construction of a kind of pressure-type coffee machine extraction of the present utility model mechanism is with the difference of embodiment three, in the annular body 10 that is made of last wall body 101, outside wall body 103 and diapire body 104, diapire body 104 does not tilt.
Embodiment five, referring to shown in Figure 7, a kind of pressure-type coffee machine of the present utility model extracts the improvement of the hermetically-sealed construction of mechanism, be with the difference of embodiment three, in the annular body 10 that is constituted by last wall body 101, outside wall body 103 and diapire body 104, wherein, the one joint 106 of outside wall body 103 and diapire body 104 is an arc transition.
Embodiment six, referring to shown in Figure 8, a kind of pressure-type coffee machine of the present utility model extracts the improvement of the hermetically-sealed construction of mechanism, be with the difference of embodiment five, in the annular body 10 that is constituted by last wall body 101, outside wall body 103 and diapire body 104, wherein, the one joint 107 of last wall body 101 and outside wall body 103 is an arc transition.
The foregoing description only is used for further specifying the improvement that a kind of pressure-type coffee machine of the present utility model extracts the hermetically-sealed construction of mechanism; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection domain of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.