CN213640631U

CN213640631U - Electric coffee bean grinder

Info

Publication number: CN213640631U
Application number: CN202021521552.4U
Authority: CN
Inventors: 马国增
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-07-09
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses an electronic coffee grinds beans machine, especially one kind can compromise the electronic coffee grinds beans machine that grinds out tiny particle slice coffee or circular granule coffee. The utility model discloses an upper portion casing and middle casing, middle casing upper end closes with the upper portion casing soon and is connected, the lower extreme of middle casing closes soon and is connected with the second and grinds the part, middle casing inside is fixed with first grinding part, upper portion casing inside is fixed with driving part, first grinding part has annular mill, there is three continuous in proper order and the lapping surface that has the same axis on the inner wall of annular mill, the center of lapping surface is to the axis indentation, there is flat mill on the second grinding part, flat mill closes the action along with the second grinding part and the revolving of middle casing and is close to first grinding part. The utility model discloses a grind out tiny particle slice coffee granule, also can grind out the circular coffee granule of small-size, can satisfy coffee quality control personage and ordinary crowd's needs, and convenient operation.

Description

Electric coffee bean grinder

Technical Field

The utility model belongs to the technical field of the coffee machine technique and specifically relates to an electronic coffee beans grinds beans machine.

Background

The electric coffee bean grinder provides a quick coffee bean grinding mode, and brings convenience to life of people. In the prior art, the grinding disc of the electric coffee bean grinder has a single tooth shape, the tooth shape is in a sharp-pointed shape, when the electric coffee bean grinder is matched with a grinding rotary cutter head, ground coffee particles are fine and have round particle shapes, after brewing and extraction, the coffee particles are quickly dissolved due to the round shape, coffee liquid is not generated, even coffee has foreign flavor after brewing and extraction, particularly for some coffee beans with special production places and special process treatment, the grinding mode of the electric coffee grinder undoubtedly causes barrier to drinking and flavor of the coffee, and people cannot enjoy the taste matched with the quality of the coffee beans. In summary, the grinding part of the prior art electric coffee beans only considers the grinding time and the fineness of the particles, neglecting the effect of the coffee particle shape on the drinking and tasting of coffee, especially small-particle tablet coffee as drinking and tasting, and the prior art electric coffee machines cannot be compatible with grinding small-particle tablet coffee or round-particle coffee.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that among the prior art electronic coffee grinds beans machine can't compromise the problem of grinding out tiny particle slice coffee or circular granule coffee, to the above-mentioned problem, the utility model provides an electronic coffee grinds beans machine.

In order to achieve the above purpose, the invention provides the following technical scheme:

an electric coffee bean grinder comprises a casing;

the housing comprises an upper housing and a middle housing;

the upper end of the middle machine shell is connected with the upper machine shell in a screwing way, and the lower end of the middle machine shell is connected with a second grinding part in a screwing way;

a first grinding part is fixed in the middle machine shell, and a driving part is fixed in the upper machine shell;

the first grinding component is provided with an annular grinding disc, the inner wall of the annular grinding disc is provided with three grinding surfaces which are sequentially connected and have the same axis, and the center of each grinding surface retracts towards the axis;

the second grinding part is provided with a flat grinding disc, and the flat grinding disc approaches to the first grinding part along with the screwing action of the second grinding part and the middle machine shell.

Further, the grinding surfaces are a first grinding cutter surface, a second grinding cutter surface and a third grinding cutter surface respectively;

the first grinding cutter face is a circular table face with the upper bottom face downward, the second grinding cutter face is a cylindrical face, and the third grinding cutter face is a circular table face with the upper bottom face upward;

the tooth profile of the first grinding cutter face is a conical top and is provided with a spherical bulge, and the tooth profiles of the second grinding cutter face, the third grinding cutter face and the flat grinding disc are flat cutters.

Furthermore, the driving part comprises a main shaft, one end of the main shaft which faces downwards vertically is fixedly connected with a grinding knife, the other end of the main shaft is connected with a motor, and the main shaft is further provided with a shaft sleeve which covers the connecting sides of the two ends of the main shaft.

Furthermore, the grinding tool is a combination of two circular truncated cones which are arranged on the same axis and have downward lower bottom surfaces, and spiral cutting edges are wound on the grinding tool.

Furthermore, a flat grinding disc support column is fixedly connected to the center of the back face of the flat grinding disc, the flat grinding disc support column is fixed to the center of the bottom container, and the upper end of the flat grinding disc and the upper end of the bottom container are located on the same plane.

Furthermore, a cross-shaped support frame is transversely fixed in the upper shell, a support plate fixedly connected with the upper shell is further arranged at the lower end of the cross-shaped support frame, the support plate is in a right-angle triangle shape, and the bevel edge of the support plate is an arc bent towards the inside of the triangle; one right-angle side of the support frame is vertically fixed with the upper shell, and the other right-angle side of the support frame is fixed on the cross support frame.

Furthermore, a fixed plate which is transversely fixed is arranged at the upper part of the cross-shaped support frame, and a bearing seat is fixedly connected to the upper end of the fixed plate; the bearing seat is fixedly connected with the motor.

Further, the upper portion casing still includes the cover, the cover upper end and lower extreme transversely are fixed with the same cross backup pad, be fixed with the same motor baffle in the middle of the cross backup pad.

Further, the cover is screwed on the upper end of the upper part machine shell, and the upper end of the cover can be placed into the bean feeding hopper.

Further, the upper end of the upper housing is an internal thread, the lower end of the upper housing is an internal thread, the upper end and the lower end of the middle housing are external threads, the upper end of the bottom container is an internal thread, and the lower end of the cover is an internal thread.

The utility model discloses an electronic coffee grinds beans machine has following beneficial effect:

1. the utility model designs a first grinding component and a second grinding component which are matched with a conical cutter, wherein the first grinding component is provided with three grinding cutter faces; the tooth form of the first grinding knife face is a cone with a spherical bulge, the first grinding knife face is matched with the knife head for grinding, the fine size of coffee particles can be guaranteed, the second grinding knife face, the third grinding knife face and the flat grinding disc are matched with the main knife head for shaping, and the coffee particles can be enabled to be in a sheet structure.

2. The bottom container on the second grinding part designed by the utility model can not only hold coffee particles, but also can be screwed on the middle shell, and as the flat grinding disc is arranged on the bottom container, the flat grinding disc can be close to the first grinding part along with the screwing action of the bottom container; the bottom container is rotated reversely, the flat grinding disc is far away from the first grinding part, at the moment, the main grinding part of the first grinding part is a first grinding knife face, the tooth form of the first grinding knife face is a cone with a spherical shape, and the first grinding knife face and the cone knife are matched to grind small-particle coffee with a circular shape.

3. The utility model relates to an upper portion casing, middle casing and second grind the part and use and close the connection soon, and actuating mechanism, first grinding part, second grind the part and set up respectively, easily dismantle change part, clearance, convenient to use.

To sum up, the utility model discloses a novel electronic coffee bean grinds beans machine compromises and grinds out tiny particle slice coffee or circular granule coffee when using, and the coffee granule that grinds out is suitable for drinking and the tasting, easy operation, convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of an electric coffee bean grinder according to the present disclosure;

FIG. 2 is a schematic view of a first grinding unit of the electric coffee bean grinder of the present disclosure;

FIG. 3 is an exploded view of an electric coffee bean grinder according to the present disclosure;

FIG. 4 is a schematic perspective view of an electric coffee bean grinder of the present disclosure;

FIG. 5 is a schematic view of a second grinding unit of an electric coffee bean grinder according to the present invention

FIG. 6 is a schematic structural view of an upper housing of an electric coffee bean grinder in accordance with the present disclosure;

description of the reference numerals

100. A housing; 110. an upper housing; 10. a machine cover; 11. a cross support plate; 12. a motor baffle;

210. a middle housing;

310. a first grinding member;

30. an annular grinding disc; 31. a first abrasive rake face; 32. a second grinding blade face; 33. a third grinding blade face; 34. A conical tooth shape; 35. flat cutter tooth shape;

410. a second grinding member;

40. a flat grinding disc; 41. a flat grinding disc support frame; 42. a bottom container;

510. a drive member;

50. grinding the cutter; 51. a main shaft; 52. a shaft sleeve; 53. a support plate; 54. a cross support frame;

55. a bearing seat; 56. a motor; 57. fixing plate

The specific implementation mode is as follows:

in order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, the housing 100 includes an upper housing 110 and a middle housing 210, an upper end of the middle housing 210 is rotatably connected to the upper housing 110, a lower end of the middle housing 210 is rotatably connected to a second grinding member 410, a first grinding member 310 is fixed inside the middle housing 210, and a driving member 510 is fixed inside the upper housing 110. The utility model discloses a solve and have two sets of grinding unit of problem design among the prior art, first grinding unit 310 and second grinding unit 410, the main thinking is for accomplishing the coffee beans grinding through the cooperation of first grinding unit 310 and second grinding unit 410 to form flaky coffee granule, and second grinding unit 410 has the adjustment function, and the separation with first grinding unit 310 guarantees to grind the ordinary circular coffee granule of department.

As shown in fig. 1-6, the first grinding member 310 has an annular grinding disc 30, the inner wall of the annular grinding disc 30 has three grinding

surfaces

31, 32, 33 which are connected in sequence and have the same axis, and the centers of the grinding surfaces 31, 32, 33 are retracted to the axis; the second grinding part 410 is provided with a flat grinding disc 40, and the flat grinding disc 40 approaches to the first grinding part 310 along with the screwing action of the second grinding part 410 and the middle machine shell 210. The grinding surfaces are a first grinding rake surface 31, a second grinding rake surface 32 and a third grinding rake surface 33, respectively; the first abrasive tool face 31 is a circular table face with the upper bottom face downward, the second abrasive tool face 32 is a cylindrical face, and the third abrasive tool face 33 is a circular table face with the upper bottom face upward; the tooth profile of the first grinding blade face 31 is a conical tip with a spherical protrusion, and the tooth profiles of the second grinding blade face 32, the third grinding blade face 33 and the flat grinding disc 40 are flat knives. The different conical surfaces can provide three grinding surface combinations during grinding, the first combination is that the tooth form of the first grinding tool surface 31 is conical and is provided with spherical bulges, and grinding of the coffee cup into small particles can be realized; the second combination is a second grinding knife face 32 and a third grinding knife face 33, the tooth shape is a flat knife, small-particle coffee is shaped into a sheet shape, and the third combination is that the flat grinding disc 40 is used for further grinding particles which are not formed into the sheet shape; because the flat grinding disc grinding tool surface 40 can rotate along with the second grinding tool surface to adjust the distance between the flat grinding disc grinding tool surface and the first grinding part, when the flat grinding disc grinding tool surface 40 is far away from the first grinding part, coffee beans are ground into small particles on the first grinding tool surface, only the first grinding tool surface 31 in the first grinding mechanism is in a grinding state at the moment, the second grinding tool surface and the third grinding tool surface cannot influence coffee particles, and the optimal mode for obtaining the shape of the coffee particles can be changed.

As shown in fig. 1-6, the driving member 510 includes a main shaft 51, a grinding blade 50 is fixedly connected to a vertically downward end of the main shaft 51, a motor 56 is connected to the other end of the main shaft 51, a sleeve 52 is further disposed on the main shaft 51, and the sleeve 52 covers the connecting side of the two ends of the main shaft 51. The main shaft 51 is also provided with a shaft sleeve 52 which is mainly used for preventing 'jumping beans' from impacting internal parts in the grinding process, particularly the main shaft 51 is coated with lining plastic or lining rubber.

As shown in fig. 1 to 6, the grinding blade 50 is a combination of two circular truncated cones on the same axis with the lower bottom facing downward, and the spiral blade is wound on the grinding blade 50. The center of the back of the flat grinding disc 40 is fixedly connected with a flat grinding disc support column 41, the flat grinding disc support column 41 is fixed at the center of the bottom container 42, and the upper end of the flat grinding disc 40 and the upper end of the bottom container 42 are positioned on the same plane. Here, a preferred mode of the grinding knife 50 is proposed, wherein the upper circular table of the grinding knife is matched with the first grinding knife surface to finish grinding coffee beans, and fine circular particles are generated; the lower circular table of the grinding knife is matched with the second grinding knife surface, the third grinding knife surface and the flat grinding disc to further shape the coffee particles to form flaky particles.

As shown in fig. 1-6, a cross support 54 is transversely fixed inside the upper housing 110, a support plate 53 fixedly connected with the upper housing 110 is further arranged at the lower end of the cross support 54, the support plate is in a right triangle shape, and the inclined edge is an arc bending towards the inside of the triangle; one right-angle side of the support frame 15 is vertically fixed with the upper housing 110, and the other right-angle side is fixed on the cross support frame 54. A fixed plate 57 fixed transversely is arranged at the upper part of the cross support frame 54, and a bearing seat 55 is fixedly connected at the upper end of the fixed plate (57); the bearing housing 55 is fixedly connected with a motor 56. The above preferred design of the fixing manner of the driving part 510 in the upper housing 110 ensures that more space can be saved inside the bean grinder.

As shown in fig. 1 to 6, the upper housing 110 further includes a cover 10, wherein the same cross support plates 11 are transversely fixed to the upper and lower ends of the cover 10, and the same motor baffle 12 is fixed to the middle of the cross support plates 11. The cover 10 is screwed on the upper end of the upper casing 110, and the upper end of the cover 10 can be placed into the bean hopper. The upper case 110 is internally threaded at its upper end and internally threaded at its lower end, the intermediate case 210 is externally threaded at its upper and lower ends, the bottom container 42 is internally threaded at its upper end, and the lid 10 is internally threaded at its lower end. The above is mainly performed by the casing 100, so that the casing 110 is easily disassembled and connected, and the screwing position can be determined by the matching of the screw thread on the bottom container 42 and the screw thread on the lower end of the middle casing 210.

Claims

1. An electric coffee bean grinder comprising a housing (100), characterized in that: the cabinet (100) comprises an upper cabinet (110) and a middle cabinet (210);

the upper end of the middle machine shell (210) is connected with the upper machine shell (110) in a screwing way, and the lower end of the middle machine shell (210) is connected with a second grinding part (410) in a screwing way;

a first grinding part (310) is fixed in the middle shell (210), and a driving part (510) is fixed in the upper shell (110);

the first grinding component (310) is provided with an annular grinding disc (30), the inner wall of the annular grinding disc (30) is provided with three grinding surfaces (31, 32, 33) which are sequentially connected and have the same axis, and the centers of the grinding surfaces (31, 32, 33) retract to the axis;

the second grinding part (410) is provided with a flat grinding disc (40), and the flat grinding disc (40) approaches to the first grinding part (310) along with the screwing action of the second grinding part (410) and the middle machine shell (210).

2. An electric coffee bean grinder as set forth in claim 1, wherein: the grinding surfaces (31, 32, 33) are a first grinding blade surface (31), a second grinding blade surface (32) and a third grinding blade surface (33), respectively;

the first grinding tool face (31) is a round table face with the upper bottom face downward, the second grinding tool face (32) is a cylindrical face, and the third grinding tool face (33) is a round table face with the upper bottom face upward;

the tooth profile of the first grinding tool face (31) is a conical top and has a spherical protrusion, and the tooth profile of the second grinding tool face (32), the tooth profile of the third grinding tool face (33) and the tooth profile of the flat grinding disc (40) are flat knives.

3. An electric coffee bean grinder as set forth in claim 2, wherein: the driving part (510) comprises a main shaft (51), one end of the main shaft (51) which faces downwards vertically is fixedly connected with a grinding knife (50), the other end of the main shaft is connected with a motor (56), a shaft sleeve (52) is further arranged on the main shaft (51), and the shaft sleeve (52) covers the connecting sides of the two ends of the main shaft (51).

4. An electric coffee bean grinder as set forth in claim 3, wherein: the grinding tool (50) is a combination of two circular truncated cones which are arranged on the same axis and have downward lower bottoms, and spiral cutting edges are wound on the grinding tool (50).

5. An electric coffee bean grinder as set forth in claim 4, wherein: the center of the back of the flat grinding disc (40) is fixedly connected with a flat grinding disc support column (41), the flat grinding disc support column (41) is fixed at the center of the bottom container (42), and the upper end of the flat grinding disc (40) and the upper end of the bottom container (42) are located on the same plane.

6. An electric coffee bean grinder as set forth in claim 5, wherein: a cross support frame (54) is transversely fixed in the upper shell (110), a support plate (53) fixedly connected with the upper shell (110) is further arranged at the lower end of the cross support frame (54), the support plate is in a right-angle triangle shape, and the inclined edge of the support plate is an arc bent towards the inside of the triangle; one right-angle side of the support frame (15) is vertically fixed with the upper shell (110), and the other right-angle side is fixed on the cross support frame (54).

7. An electric coffee bean grinder as set forth in claim 6, wherein: a fixed plate (57) which is transversely fixed is arranged at the upper part of the cross-shaped support frame (54), and a bearing seat (55) is fixedly connected with the upper end of the fixed plate (57); the bearing seat (55) is fixedly connected with the motor (56).

8. An electric coffee bean grinder as set forth in claim 7, wherein: upper portion casing (110) still includes cover (10), cover (10) upper end and lower extreme transversely are fixed with same cross backup pad (11), be fixed with same motor baffle (12) in the middle of cross backup pad (11).

9. An electric coffee bean grinder as set forth in claim 8, wherein: the cover (10) is screwed on the upper end of the upper shell (110), and the upper end of the cover (10) can be placed into the bean hopper.

10. An electric coffee bean grinder as set forth in claim 9, wherein: the upper end of the upper housing (110) is internally threaded, the lower end is internally threaded, the upper end and the lower end of the middle housing (210) are externally threaded, the upper end of the bottom container (42) is internally threaded, and the lower end of the lid (10) is internally threaded.