CN206284884U - Coffee machine - Google Patents

Abstract

The utility model discloses a kind of coffee machine, including：Grinding chamber, is formed with grinding chamber；Lapping device, including the grinding knife group in grinding chamber, the motor outside grinding chamber；Hot-water supply device, connects with grinding chamber；Electric control gear, is used to control lapping device and hot-water supply device to work；And filter structure, including being located on the first filter screen body of grinding knife group periphery and being at least located on the second filter screen body of the first filter screen body lower part periphery, and first filter screen body and the second filter screen body lower end be tightly connected with the bottom wall of grinding chamber, grinding chamber is divided into mill beans chamber, secondary filter chamber and the beverage chamber positioned at secondary filter chamber periphery positioned at mill beans chamber periphery.The technical solution of the utility model can limit coffee particles and break through filter screen, so as to improve the quality of coffee beverage during coffee is stirred.

Description

Coffee machine

Technical field

The utility model is related to household appliance technical field, more particularly to a kind of coffee machine.

Background technology

In grinding brews integral type coffee machine, grinding chamber is generally multiplexed with brew chamber, in order to avoid by coffee grounds from grinding Grind room beverage outlet be expelled in the coffee cup of user, can be set in grinding chamber be cylindrical in shape and ring be located at grinding knife group periphery Filter screen.During infusing coffee, be generally stirred by grinding knife group, can make in whipping process coffee particles produce from Mental and physical efforts, cause thicker coffee particles to break through filter screen, finally enter goblet with coffee liquid, in this way, coffee can be reduced The quality of coffee beverage.

Utility model content

Main purpose of the present utility model is to propose a kind of coffee machine, it is intended to during stirring coffee, limits coffee Grain breaks through filter screen, so as to improve the quality of coffee beverage.

To achieve the above object, the utility model proposes coffee machine include：

Grinding chamber, including cavity and lid, the lid cover the cavity and form grinding chamber, the bottom of the grinding chamber It is provided with beverage outlet；

Lapping device, including grinding knife group in the grinding chamber, be used to outside the grinding chamber driving it is described The motor that grinding knife group is rotated；

Electric control gear, is electrically connected with the lapping device, is used to control the lapping device to work；And

Filter structure, including be located on the first filter screen body of the grinding knife group periphery and be at least located on described Second filter screen body of the first filter screen body lower part periphery, and the first filter screen body and the second filter screen body lower end are equal Bottom wall with the grinding chamber is tightly connected, and the grinding chamber is divided into mill beans chamber, positioned at mill beans chamber periphery two Secondary filter chamber and the beverage chamber positioned at secondary filter chamber periphery, beverage chamber is set described in the beverage outlet.

Preferably, the first filter screen body is set with the second filter screen body split.

Preferably, the dividing plate for being spaced the secondary filter chamber and the beverage chamber, described second are provided with the grinding chamber Filter screen body is arranged on the dividing plate.

Preferably, the bottom wall of the cavity is provided with boss, and the first filter screen body is set on the boss, to position In the grinding chamber.

Preferably, the first filter screen body is wholely set with the second filter screen body.

Preferably, the filter structure also includes a fixed frame set in Flange-shaped Parts, the first filter screen body and institute The upper axial end for stating the second filter screen body is fixedly connected with the fixed frame.

Preferably, the first filter screen body and the second filter screen body are metal material, and the fixed frame is modeling Material material, the fixed frame is fixed by injection molding manner with the first filter screen body and the second filter screen body.

Preferably, the first filter screen body is set in the hollow tube-shape of flaring from the bottom to top, the second filter screen body Set in straight-tube shape.

Preferably, opening, the grinding chamber are separated between the lower end of the first filter screen body and the second filter screen body Bottom wall be provided with positioning convex tendon, the filter structure open coordinates location and installation to be ground described by described with the positioning convex tendon In mill chamber.

Preferably, the mesh number scope of the first filter screen body is 50 mesh~120 mesh, the mesh number of the second filter screen body Scope is 80 mesh~150 mesh.

Preferably, the bottom of the second filter screen body is provided with to the recessed collecting tank of the first filter screen body, described Collecting tank is axially extending along the second filter screen body, and connects the beverage outlet.

Preferably, the first filter screen body is provided with the first reinforcement, and first reinforcement at least includes along described The circumferentially disposed reinforcing rib ring of the first filter screen body.

Preferably, the first filter screen body has the annular section diametrically answered with the grinding knife group, described to add Strong muscle is located on the annular section.

Preferably, the top of the filter structure is tightly connected with the lid；Or the top of the filter structure with The cavity is tightly connected, and the cavity is tightly connected with the lid.

In the technical solution of the utility model, the lower periphery of the first filter screen body is also equipped with the second filter screen body, such as This, during ground coffee beans or stirring coffee, even if there is thicker coffee particles to break through under the influence of centrifugal force First filter screen body enters secondary filter chamber, and also can be limited in these coffee particles in secondary filter chamber by the second filter screen body, So as to be prevented effectively from thicker coffee particles into beverage chamber, the quality of coffee beverage is improved.

Brief description of the drawings

In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is the part-structure schematic diagram of the embodiment of the utility model coffee machine one；

Fig. 2 is the part-structure schematic diagram of another embodiment of the utility model coffee machine；Wherein, the first filter screen body and Two filter screen bodies are hidden；

Fig. 3 is the structural representation of the filter structure of coffee machine in Fig. 2.

Drawing reference numeral explanation：

Label	Title	Label	Title
				1	Filter structure	11	First filter screen body
110	First reinforcement	110a	Reinforcing rib ring
				110b	Strengthening rib strip	12	Second filter screen body
120	Second reinforcement	121	Collecting tank
				13	Fixed frame	100	It is open
2	Grinding chamber	20	Grinding chamber
				201	Mill beans chamber	202	Secondary filter chamber
203	Beverage chamber	21	Cavity
				22	Lid	23	Positioning convex tendon
24	Beverage outlet	25	Dividing plate
				26	Boss	3	Lapping device
31	Grinding knife group	32	Motor
				4	Sealing ring

The realization of the utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belongs to the scope of the utility model protection.

If it is to be appreciated that related in the utility model embodiment directionality indicate (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality indicates to be only used for explaining relative between each part under a certain particular pose (as shown in drawings) Position relationship, motion conditions etc., if the particular pose changes, directionality indicates also correspondingly to change therewith.

If in addition, relate to the description of " first ", " second " etc. in the utility model embodiment, should " first ", " the Two " description etc. is only used for describing purpose, and it is not intended that indicating or implying its relative importance or implicit indicate meaning The quantity of the technical characteristic for showing.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill Personnel can be implemented as basis, when the combination appearance of technical scheme is conflicting or cannot realize it will be understood that this technical side The combination of case does not exist, not within the protection domain of the utility model requirement yet.

The utility model proposes a kind of coffee machine.

Reference picture 1, in the embodiment of the utility model one, the coffee machine includes：

Grinding chamber 2, including cavity 21 and lid 22, the lid 22 capping cavity 21 form grinding chamber 20, the grinding chamber 20 Bottom be provided with beverage outlet 22；

Lapping device 3, including grinding knife group 31 in grinding chamber 20, be used to drive grinding knife located at grinding chamber 20 is outer The motor 32 that group 31 is rotated；

Hot-water supply device (not shown), connects with grinding chamber 20；

Electric control gear (not shown), is electrically connected with lapping device 3 and hot-water supply device, is used to control lapping device 3 Worked with hot-water supply device；And

Filter structure 1 in grinding chamber 20, including be located on the periphery of grinding knife group 31 the first filter screen body 11, with And at least it is located on the second filter screen body 12 of the lower periphery of the first filter screen body 11, and the first filter screen body 11 and the second filter screen Bottom wall of the lower end of body 12 with grinding chamber 20 is tightly connected, and grinding chamber 20 is divided into mill beans chamber 201, positioned at mill beans chamber The secondary filter chamber 202 of 201 peripheries and the beverage chamber 203 positioned at the periphery of secondary filter chamber 202, the connection drink of beverage outlet 22 Material chamber 203 is set.

In the technical solution of the utility model, the lower periphery of the first filter screen body 11 is also equipped with the second filter screen body 12, in this way, during ground coffee beans or stirring coffee, even if having thicker coffee particles under the influence of centrifugal force Break through the first filter screen body 11 and enter secondary filter chamber 202, these coffee particles can be also limited in two by the second filter screen body 12 In secondary filter chamber 202, so as to be prevented effectively from thicker coffee particles into beverage chamber 203, the quality of coffee beverage is improved.

In the present embodiment, the mesh number of the first filter screen body 11 ranges preferably from 50 mesh~120 mesh, under the mesh number scope First filter screen body 11 has the mesh in moderate aperture, when infusing coffee, most of coffee grounds is limited in into mill beans chamber 201 In.Certainly, in other embodiments, the first filter screen body 11 can also have smaller mesh number, with reduce filter structure 1 into This.

In addition, in the present embodiment, the mesh number of the second filter screen body 12 ranges preferably from 80 mesh~150 mesh, the mesh number scope Under the second filter screen body 12 there is mesh compared with fine pore, coffee grounds can be avoided to enter beverage chamber from secondary filter chamber 202 203.Certainly, in other embodiments, the second filter screen body 12 can also have bigger mesh number, to improve the limitation to coffee grounds Effect.

In the present embodiment, specifically, the first filter screen body 11 and the second filter screen body 12 can be set with split, now, Need at twice to be arranged on the first filter screen body 11 and the second filter screen body 12 in grinding chamber 20.It should be noted that when the When one filter screen body 11 and the split of the second filter screen body 12 are set, generally the second filter screen body 12 is fixed in grinding chamber 20, And the first filter screen body 11 is then removably mounted in grinding chamber 20, the cleaning in order to grinding knife group 31 is assembled and disassembled.

In the present embodiment, the dividing plate 25 in interval secondary filter chamber 202 and beverage chamber 203 is preferably provided with grinding chamber 20, the Two filter screen bodies 12 are arranged on the dividing plate 25.Certainly, the lower end of the dividing plate 25 is provided with the beverage flowed through for coffee and crosses mouth, second Filter screen body 12 is covered on the beverage and crosses mouth, and is fixed on the edge that the beverage crosses mouth.It is appreciated that setting up for dividing plate 25, gives Fixation of the second filter screen body 12 in grinding chamber 20 is provided and depended on, it is convenient to realize the second filter screen body 12 in grinding chamber Fixed installation in 20.Certainly, in other embodiment, the second filter screen body 12 can be also fixedly mounted on by other structures and be ground In mill chamber 20.

In addition, to avoid during coffee machine works, the first filter screen body 11 occurs rocking in grinding chamber 20, very To the phenomenon occurred with the collision of grinding knife group 31, the bottom wall of cavity 21 is preferably provided with boss 26, and the boss 26 is with for the first filter Net body 11 is arranged, and realizes positioning of the first filter screen body 11 in grinding chamber 20.

In the aforementioned embodiment, the first filter screen body 11 and the second filter screen body 12 are that split is set；Right the design is not It is limited to this, in other embodiment, the first filter screen body 11 can also be wholely set with the second filter screen body 12.Referring to Fig. 2 and Fig. 3, in another embodiment, filter structure 1 also includes a fixed frame 13 set in Flange-shaped Parts, the first filter screen body 11 and the The upper axial end of two filter screen bodies 12 is fixedly connected with the fixed frame 13.It is appreciated that in the present embodiment, the first filter screen body 11 and second filter screen body 12 linked into an integrated entity by fixed frame 13, the filter structure 1 can be disposable by fixed frame 13 In grinding chamber 20.In addition, in still further embodiments, the first filter screen body 11 and the second filter screen body 12 also may be used With moulding, die casting or sheet metal component for being integrated etc..

In the present embodiment, specifically, the first filter screen body 11 and the second filter screen body 12 are metal material, to ensure The rigidity of the first filter screen body 11 and the second filter screen body 12 is good.Especially, the first filter screen body 11 has good rigidity, The first filter screen body 11 can be improved to coffee bean and the ability to bear of the outside impulsive force of coffee particles.Specifically, the first filter screen sheet Preferably as made by stainless steel material, stainless steel material has strong rigidity to the filter screen body 12 of body 11 and second, can preferably support The outside impulsive force of anti-coffee bean and coffee particles；Certainly, in other embodiment, the first filter screen body 11 and the second filter screen sheet Body 12 can also but be not limited to as made by other metal materials such as aluminium alloy, titanium alloy.Fixed frame 13 is plastic material, such as This, fixed frame 13 can be fixed conveniently by injection molding manner with the first filter screen body 11 and the second filter screen body 12, Shooting Technique It is ripe processing technology, is conducive to the batch machining of the filter structure 1 to manufacture.Certainly, in other embodiment, the fixed frame 13 can also be what is fixed with the first filter screen body 11 and the second filter screen body 12 by way of being bonded or welding.Need explanation , in still other embodiments of the present utility model, the fixed frame 13 can also be divided into two independent stator frames, should Two stator frames corresponded with the first filter screen body 11 and the second filter screen body 12 respectively it is fixed after, then by two stators Frame is fixedly connected to form an entirety.

In the present embodiment, further, the first filter screen body 11 is set in the hollow tube-shape of flaring from the bottom to top, such as This, may be such that the filter structure 1 has larger upper end open, in order to by coffee bean and hot water addition mill beans chamber 201.This In embodiment, without loss of generality, the second filter screen body 12 can be set in straight-tube shape, now, the secondary mistake for setting substantially annular in shape Filter chamber 202 is set in flaring on the direction from top to bottom.

In the present embodiment, open 100, Ke Yili are separated between the lower end of the first filter screen body 11 and the second filter screen body 12 Solution, the opening 100 is the lower ending opening in secondary filter chamber 202, and the bottom wall of grinding chamber 20 is provided with positioning convex tendon 21, filter structure 1 Coordinate location and installation in grinding chamber 20, in this way, in ground coffee beans or can stir with positioning convex tendon 21 by described open 100 During mixing coffee, it is to avoid the phenomenon rocked occurs in grinding chamber 20 in filter structure 1, filter structure 1 is improved in grinding chamber Mounting stability in 20.Further, since set in flaring on direction of the secondary filter chamber 202 from top to bottom, can be just Cleaned by open 100 pairs of secondary filter chambers 202 in user.

Further, the bottom of the second filter screen body 12 is provided with to the recessed collecting tank 121 of the first filter screen body 11, the collection Liquid bath 121 is axially extending along the second filter screen body 12, and connects beverage outlet 22, so, on the one hand, the collecting tank 121 can More coffee liquid is hoarded in the top of beverage outlet 22, so that user connects use；On the other hand, beverage outlet 22 can not influenceed In the case of discharging, the lower end of the first filter screen body 11 is extended to the edge of beverage outlet 22, so that increase mill beans chamber 201, So that the topology layout in grinding chamber 20 is more reasonable.

Further, the first filter screen body 11 is provided with the first reinforcement 110, and first reinforcement 110 at least includes edge The circumferentially disposed reinforcing rib ring 110a of the first filter screen body 11, thus, can further enhance the first filter screen body 11 in circumference On rigidity, to resist the outside impulsive force of coffee bean and coffee particles, it is to avoid the first filter screen body 11 deforms, so as to extend filter The life-span of web frame 1.In addition, the integral rigidity further to improve the first filter screen body 11, first reinforcement 110 is preferably also Including the strengthening rib strip 110b intersected with reinforcing rib ring 110a；Without loss of generality, strengthening rib strip 110b can be along the first filter It is that the axial direction of net body 11 extends, or be obliquely installed with the axial direction of the first filter screen body 11.Especially, The upper end of strengthening rib strip 110b is preferably fixedly connected with fixed frame 13, so that the rigidity of the first filter screen body 11 has more preferably Guarantee.

It is similarly, also excellent on the second filter screen body 12 to strengthen the integral rigidity of the second filter screen body 12 in the present embodiment Choosing is provided with the second reinforcement 120.It should be noted that in the present embodiment, the first reinforcement 110 and the second reinforcement 120 are also excellent Elect plastic material as, in this way, the first reinforcement 110 can be fixed on the first filter screen body 11 conveniently by injection molding manner, the Two reinforcements 120 can be also fixed on the second filter screen body 12 conveniently by injection molding manner, so as to be conducive to the filter structure 1 Batch machining manufacture.Especially, fixed frame 13, the first reinforcement 110 and the second reinforcement 120 can once injection moulding, Process actually facilitates.

In the present embodiment, further, the first filter screen body 11 has the ring-type diametrically answered with grinding knife group 31 Region, the reinforcing rib ring 110a is arranged on the annular section.It is appreciated that being ground to coffee bean by grinding knife group 31 During mill, suffered by the annular section come from coffee bean and the outside impulsive force of coffee particles is most strong, it is described plus Strong muscle ring 110a is pointedly arranged on the annular section, can directly strengthen the rigidity of the annular section, can more effectively carry The anti-impact force of the filter structure 1 high.

Without loss of generality, in the present embodiment, the width of projection of the grinding knife group 31 on the axial direction of the first filter screen body 11 Substantially 8 millimeters of degree.Also, in the present embodiment, reinforcing rib ring 110a is set to one on annular section, to make this Reinforcing rib ring 110a can effectively improve the anti-impact force of the first filter screen body 11, and the width range D of reinforcing rib ring 110a is preferred It is 6 millimeters~12 millimeters (see Fig. 2).

It should be noted that the design not limited to this, in other embodiment, in order to more effectively improve the filter structure 1 anti-impact force, can also be set as follows：Reinforcing rib ring 110a is parallel on the first filter screen body 11 and compartment of terrain is provided with many It is individual, and the plurality of reinforcing rib ring 110a is more than the density of setting in annular section axial direction both sides in the density of setting of annular section.

In the present embodiment, further, the top of filter structure 1 is tightly connected with lid 22, and under filter structure 1 End is tightly connected with the bottom wall of grinding chamber 20, in this way, can be made big into water speed by adjusting the water inlet speed of hot-water supply device In the rate of output water of filter structure 1, you can a pressure space is formed at the top in filter structure 1, to press coffee Brew, so that ground coffee is fully infiltrated, so that the coffee for brewing out is more dense.In the present embodiment, without loss of generality, lid 22 are provided with the protuberance stretched into fixed frame 13, and sealing ring 4 is provided between the outer of the protuberance and the interior edge of fixed frame 13, should Sealing ring 4 is used to realize being tightly connected between fixed frame 13 and protuberance, as shown in Figure 2.Right the design not limited to this, Yu Qi In his embodiment, can be also tightly connected with cavity 21 by the top of filter structure 1, and cavity 21 is tightly connected with lid 22, To form the pressure space on the top of filter structure 1.

Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, It is every under inventive concept of the present utility model, the equivalent structure made using the utility model specification and accompanying drawing content is become Change, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.

Claims (14)

1. a kind of coffee machine, it is characterised in that including：

Grinding chamber, including cavity and lid, the lid cover the cavity and form grinding chamber, and the bottom of the grinding chamber is provided with Beverage outlet；

Lapping device, including grinding knife group in the grinding chamber, be used to outside the grinding chamber to drive the grinding The motor that knife group is rotated；

Electric control gear, is electrically connected with the lapping device, is used to control the lapping device to work；And

Filter structure, including be located on the first filter screen body of grinding knife group periphery and be at least located on described first Second filter screen body of filter screen body lower part periphery, and the first filter screen body and the second filter screen body lower end are and institute The bottom wall for stating grinding chamber is tightly connected, and the grinding chamber is divided into mill beans chamber, the secondary mistake positioned at mill beans chamber periphery Filter chamber and the beverage chamber positioned at secondary filter chamber periphery, beverage chamber is set described in the beverage outlet.

2. coffee machine as claimed in claim 1, it is characterised in that the first filter screen body and the second filter screen body point Body is set.

3. coffee machine according to claim 2, it is characterised in that the interval secondary filter chamber is provided with the grinding chamber With the dividing plate in the beverage chamber, the second filter screen body is arranged on the dividing plate.

4. coffee machine according to claim 2, it is characterised in that the bottom wall of the cavity is provided with boss, first filter Net body is set on the boss, to be positioned in the grinding chamber.

5. coffee machine according to claim 1, it is characterised in that the first filter screen body and the second filter screen body It is wholely set.

6. coffee machine as claimed in claim 5, it is characterised in that the filter structure also includes in consolidating that Flange-shaped Parts are set Determine frame, the upper axial end of the first filter screen body and the second filter screen body is fixedly connected with the fixed frame.

7. coffee machine as claimed in claim 6, it is characterised in that the first filter screen body and the second filter screen body are equal It is metal material, the fixed frame is plastic material, the fixed frame passes through injection molding manner and the first filter screen body and institute The second filter screen body is stated to fix.

8. coffee machine as claimed in claim 5, it is characterised in that the first filter screen body is hollow in flaring from the bottom to top Tubular is set, and the second filter screen body is set in straight-tube shape.

9. coffee machine as claimed in claim 5, it is characterised in that the first filter screen body and the second filter screen body Opening is separated between lower end, the bottom wall of the grinding chamber is provided with positioning convex tendon, and the filter structure is by described open fixed with described Position convex tendon coordinates location and installation in the grinding chamber.

10. the coffee machine as described in claim 1 to 9 any one, it is characterised in that the mesh number model of the first filter screen body It is 50 mesh~120 mesh to enclose, and the mesh number scope of the second filter screen body is 80 mesh~150 mesh.

11. coffee machine as described in claim 1 to 9 any one, it is characterised in that the bottom of the second filter screen body sets The recessed collecting tank of the oriented first filter screen body, the collecting tank is axially extending along the second filter screen body, and even Lead to the beverage outlet.

12. coffee machine as described in claim 1 to 9 any one, it is characterised in that the first filter screen body is provided with One reinforcement, first reinforcement is at least included along the circumferentially disposed reinforcing rib ring of the first filter screen body.

13. coffee machines as claimed in claim 12, it is characterised in that the first filter screen body has and the grinding knife group The annular section diametrically answered, the reinforcing rib ring is located at the annular section.

14. coffee machine as described in claim 1 to 9 any one, it is characterised in that the top of the filter structure with it is described Lid is tightly connected；Or the top of the filter structure is tightly connected with the cavity, and the cavity is close with the lid Envelope connection.