CN215383411U - Coffee grinder - Google Patents

Abstract

The utility model relates to the technical field of coffee grinding, and provides a coffee grinder which comprises a grinding device, a powder bin cup, a hand-cranking device and an electric driving device. And the hand cranking means and the electric drive means are replaceably connected to the power input. The coffee grinder provided by the utility model is in a modular design. Wherein, powder storehouse cup detachably connects at grinder's powder output, simultaneously, according to actual scene's user demand, can select hand cranking device or electric drive device to connect at grinder's power input end, for grinder provides the required power of grinding. Like this, this coffee grinder has manual grinding and two kinds of modes of electronic grinding, and can carry out fast switch-over between two kinds of modes as required to user's experience sense has been promoted greatly.

Description

Coffee grinder

Technical Field

The utility model relates to the technical field of coffee grinding, and particularly provides a coffee grinder.

Background

Coffee is a beverage made from roast and ground coffee beans. As one of three major beverages in the world, the beverage is popular with cocoa and tea as the main beverage in the world. Coffee machines available on the general market for grinding can be broadly classified into a full-automatic coffee grinder and a manual coffee grinder.

However, the fully automatic coffee machine is often bulky, inconvenient to carry, and has a duration problem to and manual formula coffee machine then the grinding dynamics is difficult to master, grinds inefficiency, and like this, no matter that kind of coffee grinder has all caused the user to use the problem of experiencing the body. Therefore, there is a need to solve the problem of poor user experience of the existing coffee grinder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a coffee grinder, which aims to solve the problem that the existing coffee grinder is poor in user experience.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a coffee grinder comprising a grinding means having a power input and a grounds output, a grounds cup removably connected to the grounds output, and a hand crank and an electric drive both removably connected to the power input, and wherein the hand crank and the electric drive are replaceably connected to the power input.

The utility model has the beneficial effects that: the coffee grinder provided by the utility model consists of modular parts. Specifically, the coffee grinder comprises a grinding device for submerging coffee particles into powder, a powder bin cup for storing coffee powder and two groups of power output devices, wherein one group is a manual output hand-operated device, and the other group is an automatic output electric driving device. Wherein, powder storehouse cup detachably connects at grinder's powder output, simultaneously, according to actual scene's user demand, can select hand cranking device or electric drive device to connect at grinder's power input end, for grinder provides the required power of grinding. Like this, this coffee grinder has manual grinding and two kinds of modes of electronic grinding, and can carry out fast switch-over between two kinds of modes as required to user's experience sense has been promoted greatly.

In one embodiment, the grinding device comprises a grinding housing and a grinding mechanism disposed within the grinding housing, the grinding mechanism comprising a shaft body protruding outside the grinding housing, the shaft body having the power input end;

the hand-operated device comprises a hand-operated cover body covered on the grinding shell and a hand-operated mechanism rotationally connected to the hand-operated cover body, and the hand-operated mechanism is provided with a first plug-in hole matched with the shaft body;

the electric driving device comprises a driving shell and an electric driving mechanism, the driving shell is arranged on the grinding shell in a covering mode, the electric driving mechanism is arranged in the driving shell, and a second inserting hole matched with the shaft body is formed in the electric driving mechanism.

In one embodiment, a through hole is formed in the hand-cranking cover body, the hand-cranking mechanism comprises a bearing, a fixed seat inserted in the bearing, a fastener connected to the fixed seat, a rocker penetrating through the fixed seat and a handle connected to one end of the rocker far away from the fixed seat, the fixed seat and the fastener are respectively located on the outer side and the inner side of the hand-cranking cover body, and the fastener is provided with the first inserting hole.

In one embodiment, a first limiting protrusion is disposed on an inner side wall of the grinding shell, and a first groove adapted to the first limiting protrusion is disposed on the hand-cranking cover.

In one embodiment, the electric driving mechanism includes a control main board, a motor electrically connected to the control main board, and a battery pack electrically connected to the control main board, the control main board is provided with a switch button and a charging interface, and the output end of the motor is provided with the second plug hole.

In one embodiment, the driving shell comprises a shell body with an open end and a closed end and a bottom plate covering the open end and enclosing with the shell body to form an accommodating space, and the control main board and the motor are both mounted on the bottom plate; the grinding shell is characterized in that a first limiting protruding part is arranged on the inner side wall of the grinding shell, a second groove matched with the first limiting protruding part is formed in the circumferential side wall of the base plate, and the first limiting protruding part is wedged into the second groove along with the shell body and the grinding shell when rotating around a shaft relatively.

In one embodiment, the hand cranking cover is also removably attached to the closed end of the housing body.

In one embodiment, a second limiting protrusion is arranged on the circumferential inner side wall of the hand-cranking cover body, a third groove matched with the second limiting protrusion is formed in the shell body, and the second limiting protrusion is wedged into the third groove when the hand-cranking cover body and the shell body rotate relatively around the shaft; the closed end is recessed to form a pocket for receiving the fastener.

In one embodiment, a third limiting protrusion is disposed on an inner wall of the powder bin cup, a fourth groove adapted to the third limiting protrusion is disposed on a circumferential outer side wall of the grinding shell, and the third limiting protrusion is wedged into the fourth groove when the powder bin cup and the grinding shell rotate relatively around the shaft.

In one embodiment, the coffee grinder further includes a cap removably attached to the opening of the powder bin cup.

In one embodiment, the cup cover comprises a cover body and a lifting rope arranged on the cover body, a fifth groove matched with the third limiting bulge is formed in the circumferential outer side wall of the cover body, and the third limiting bulge is wedged into the fifth groove along with the cover body and the powder bin cup when the cover body and the powder bin cup relatively rotate around the shaft.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of a coffee grinder according to an embodiment of the present invention in a manual mode;

FIG. 2 is a schematic diagram of a coffee grinder according to an embodiment of the present invention in an electric mode;

FIG. 3 is another schematic diagram of the coffee grinder of the present invention in an electric mode;

FIG. 4 is an exploded view of a coffee grinder provided in accordance with an embodiment of the present invention;

FIG. 5 is a schematic structural view of an electric drive mechanism of an electric drive device of a coffee grinder according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a hand-cranking device of a coffee grinder according to an embodiment of the present invention;

FIG. 7 is an exploded view of a hand crank of a coffee grinder provided in accordance with an embodiment of the present invention;

fig. 8 is a schematic structural view of a cup cover and a powder bin cup of the coffee grinder provided by the embodiment of the utility model in a non-covered state.

Wherein, in the figures, the respective reference numerals:

10. a grinding device; 10a, a power input end; 10b, a powder output end; 20. a powder bin cup; 30. a hand cranking device; 40. an electric drive device; 11. grinding the shell; 12. a grinding mechanism; 121. a shaft body; 31. manually shaking the cover body; 32 hand-operated mechanisms; 30a, a first plug hole; 41. a drive housing; 42. an electric drive mechanism; 40a and a second plug hole; 31a, a through hole; 321. a bearing; 322. a fixed seat; 323. a fastener; 324. a rocker; 325. a handle; 111. a first limit bulge; 31b, a first groove; 421. a control main board; 422. a motor; 423. a battery pack; 424. switching a key; 425. a charging interface; 411. a housing body; 41a, open end; 41b, closed end; 412. a base plate; 41c, a second groove; 311. a second limit bulge; 41d, a third groove; 41f, a pit; 21. a third limiting bulge; 11a, a fourth groove; 50. a cup cover; 51. a cover body; 52. a lifting rope; 51a, fifth groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1 to 3, the coffee grinder of the present application includes a grinding means 10 having a power input 10a and a powder output 10b, a powder cup 20 detachably connected to the powder output 10b, and a hand-cranking means 30 and an electric driving means 40 both detachably connected to the power input 10a, and the hand-cranking means 30 and the electric driving means 40 are alternatively connected to the power input 10 a. It will be appreciated that the grinding apparatus 10, the powder cup 20, the hand crank 30 and the electric drive 40 are of modular design, and that the hand crank 30 and the electric drive 40 may be selectively connected to the power input 10a of the grinding apparatus 10. In this case, the detachable connection can be a conventional snap connection, plug connection or screw connection.

The coffee grinder provided by the utility model consists of modular parts. Specifically, the coffee grinder comprises a grinding device 10 for submerging coffee particles into powder, a powder bin cup 20 for storing coffee powder, and two sets of power output devices, one is a hand-operated device 30 for manual output, and the other is an electric driving device 40 for automatic output. Wherein, powder storehouse cup 20 detachably connects at grinder 10's powder output 10b, simultaneously, according to the user demand of actual scene, can select hand cranking device 30 or electric drive device 40 to connect at grinder 10's power input 10a, provides the required power of grinding for grinder 10. Like this, this coffee grinder has manual grinding and two kinds of modes of electronic grinding, and can carry out fast switch-over between two kinds of modes as required to user's experience sense has been promoted greatly.

Specifically, referring to fig. 3 to 6, in one embodiment, the polishing apparatus 10 includes a polishing housing 11 and a polishing mechanism 12 disposed in the polishing housing 11, the polishing mechanism 12 includes a shaft body 121 protruding outside the polishing housing 11, and the shaft body 121 has a power input end 10 a. It is understood that the hand-operated device 30 or the electric driving device 40 is a power input end 10a of the phase shaft body 121 for transmitting power to drive the grinding part of the grinding mechanism 12 to obtain the power required for grinding. Here, the grinding mechanism 12 may be an existing or commercially available grinding mechanism 12, that is, the grinding mechanism 12 is not limited in this application, so as to be able to realize a grinding function.

The hand cranking device 30 comprises a hand cranking cover body 31 covering the grinding shell 11 and a hand cranking mechanism 32 rotatably connected to the hand cranking cover body 31, wherein the hand cranking mechanism 32 is provided with a first insertion hole 30a matched with the shaft body 121. It can be understood that, when the hand cover 31 is covered on the grinding shell 11, the first insertion hole 30a of the hand mechanism 32 corresponds to the shaft body 121, and the power input end 10a of the shaft body 121 is inserted in the first insertion hole 30a, so that power is output to the shaft body 121 by hand.

Similarly, when coffee beans are ground by an electric method, the hand-held lid 31 can be removed from the grinding housing 11 and replaced with the electric drive device 40.

The electric driving device 40 includes a driving housing 41 covering the grinding shell 11 and an electric driving mechanism 42 disposed in the driving housing 41, and the electric driving mechanism 42 is provided with a second insertion hole 40a adapted to the shaft body 121. It will be appreciated that the mill housing 11 and drive housing 41 are equally compatible and require a removable connection. When the driving housing 41 is covered on the grinding shell 11, the second inserting hole 40a of the electric driving mechanism 42 is adapted to the shaft body 121, and finally, power is output to the shaft body 121 in an electric manner.

Specifically, referring to the drawings, in one embodiment, a specific structure of the hand-shaking device 30 is described below. The hand-operated cover 31 is provided with a through hole 31a, the hand-operated mechanism 32 comprises a bearing 321, a fixing seat 322 inserted in the bearing 321, a fastening member 323 connected to the fixing seat 322, a rocker 324 penetrating the fixing seat 322, and a handle 325 connected to one end of the rocker 324 far away from the fixing seat 322, the fixing seat 322 and the fastening member 323 are respectively located at two sides of the hand-operated cover 31, and the fastening member 323 is provided with a first insertion hole 30 a. It can be understood that the fastening element 323 connects the bearing 321 with the fixing base 322, and fixes the bearing 321 in the through hole 31a, the rocker 324 rotates around the fixing base 322 under the driving of the handle 325, and finally transmits the power to the fastening element 323, and the fastening element 323 drives the shaft body 121 to rotate around the shaft. Here, the fastener 323 is a screw or a pin having the first insertion hole 30 a.

Specifically, referring to fig. 4, fig. 6 and fig. 7, a first limiting protrusion 111 is disposed on an inner side wall of the grinding housing 11, and a first groove 31b adapted to the first limiting protrusion 111 is disposed on the hand-cranking cover 31. Here, in use, the hand-cranking cover body 31 is covered on the grinding housing 11 along the axial direction, and the first limit protruding part 111 is inserted into the corresponding first groove 31 b. Optionally, a plurality of first limiting protrusions 111 are disposed on the inner sidewall of the grinding housing 11, and first grooves 31b corresponding to the number and position of the first limiting protrusions are also disposed on the hand-cranking cover 31.

Specifically, referring to fig. 4 and 5, in one embodiment, a specific structure of the electric driving device 40 is described below. The electric driving mechanism 42 includes a control main board 421, a motor 422 electrically connected to the control main board 421, and a battery pack 423 electrically connected to the control main board 421, the control main board 421 is provided with a switch button 424 and a charging interface 425, and the output end of the motor 422 is provided with a second inserting hole 40 a. Here, the control main board 421 plays a role of controlling, and outputs signals of turning on and off the electrodes by pressing the switch 422 key, and at the same time, the battery pack 423 can be charged through the charging interface 425.

Specifically, the driving housing 41 includes a housing body 411 having an open end 41a and a closed end 41b, and a bottom plate 412 covering the open end 41a and enclosing with the housing body 411 to form an accommodating space, and the control main board 421 and the motor 422 are both mounted on the bottom plate 412; the inner side wall of the grinding shell 11 is provided with a first limiting protrusion 111, the circumferential side wall of the bottom plate 412 is provided with a second groove 41c matched with the first limiting protrusion 111, and the first limiting protrusion 111 is wedged in the second groove 41c along with the shell body 411 and the grinding shell 11 when rotating relatively around the shaft. Here, in use, the bottom plate 412 extends into the grinding shell 11, so that the first limit protrusion 111 is accommodated in the second groove 41c, and meanwhile, the bottom plate 412 rotates with the shell body 411, and when the shell body 411 and the grinding shell 11 relatively rotate around the shaft, the first limit protrusion 111 is wedged in the second groove 41c, thereby obtaining better connection stability.

Referring to fig. 3, 4, 6 and 7, in one embodiment, the hand-shaking cover 31 is detachably connected to the closed end of the case body 411 for easy taking. Of course, it is understood that the hand-operated cover 31 may be mounted on the peripheral side of the housing body 411 to achieve a portable function.

Specifically, a second limiting protrusion 311 is disposed on the circumferential inner side wall of the hand-operated cover 31, a third groove 41d adapted to the second limiting protrusion 311 is disposed on the housing body 411, and the second limiting protrusion 311 is wedged in the third groove 41d when the hand-operated cover 31 and the housing body 411 rotate relatively around the shaft; closed end 41b is recessed to form a pocket 41f for receiving fastener 323. It will be appreciated that when the hand-operated cover 31 is mounted on the closed end 41b of the case body 411, the fastener 323 in the hand-operated mechanism 32 is received in the recess 41f due to its convex shape. In order to prevent the hand-operated cover 31 from falling off, the hand-operated cover 31 is screwed or separated from the case body 411. Specifically, when the hand-operated cover 31 and the housing body 411 perform relative rotation around the shaft, the second limiting protrusion 311 is wedged into the third groove 41d, so as to obtain better connection stability.

Referring to fig. 4, in one embodiment, the powder cup 20 and the grinding housing 11 are also screwed or separated to achieve a detachable connection. Specifically, the inner wall of the powder bin cup 20 is provided with a third limiting protrusion 21, the circumferential outer side wall of the grinding shell 11 is provided with a fourth groove 11a matched with the third limiting protrusion 21, and the third limiting protrusion 21 is wedged in the fourth groove 11a along with the relative rotation of the powder bin cup 20 and the grinding shell 11 around the shaft.

Referring to fig. 8, in one embodiment, the coffee grinder further includes a cap 50, the cap 50 being removably attached to the opening of the powder bin cup 20. It will be appreciated that the coffee grinder additionally has a cap 50 for temporarily storing the coffee powder in the powder cartridge cup 20, the cap 50 being used to seal the opening in the powder cartridge cup 20, and the detachable connection can be selected from the usual snap, plug or screw connections.

Specifically. The cap 50 includes a cap body 51 and a lifting cord 52 provided on the cap body 51, and it can be understood that the lifting cord 52 is used to facilitate lifting. The circumferential outer side wall of the cover body 51 is provided with a fifth groove 51a matched with the third limiting bulge 21, and the third limiting bulge 21 is wedged in the fifth groove 51a along with the cover body and the powder bin cup 20 when rotating relatively around the shaft.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A coffee grinder, characterized in that: comprises a grinding device with a power input end and a powder output end, a powder bin cup detachably connected with the powder output end, and a hand-cranking device and an electric driving device which are both detachably connected with the power input end, wherein the hand-cranking device and the electric driving device can be alternatively connected with the power input end.

2. Coffee grinder according to claim 1, characterized in that: the grinding device comprises a grinding shell and a grinding mechanism arranged in the grinding shell, the grinding mechanism comprises a shaft body protruding to the outside of the grinding shell, and the shaft body is provided with the power input end;

the hand-operated device comprises a hand-operated cover body covered on the grinding shell and a hand-operated mechanism rotationally connected to the hand-operated cover body, and the hand-operated mechanism is provided with a first plug-in hole matched with the shaft body;

the electric driving device comprises a driving shell and an electric driving mechanism, the driving shell is arranged on the grinding shell in a covering mode, the electric driving mechanism is arranged in the driving shell, and a second inserting hole matched with the shaft body is formed in the electric driving mechanism.

3. Coffee grinder according to claim 2, characterized in that: the hand-operated cover body is provided with a through hole, the hand-operated mechanism comprises a bearing, a fixing seat inserted in the bearing, a fastener connected with the fixing seat, a rocker penetrating the fixing seat and a handle connected with the rocker far away from one end of the fixing seat, the fixing seat and the fastener are respectively positioned on the outer side and the inner side of the hand-operated cover body, and the fastener is provided with a first inserting hole.

4. Coffee grinder according to claim 2, characterized in that: the inner side wall of the grinding shell is provided with a first limiting protruding part, and the hand-operated cover body is provided with a first groove matched with the first limiting protruding part.

5. A coffee grinder as claimed in claim 3, characterized in that: the electric driving mechanism comprises a control mainboard, a motor and a battery pack, the motor is electrically connected with the control mainboard, the battery pack is electrically connected with the control mainboard, the control mainboard is provided with a switch button and a charging interface, and the output end of the motor is provided with the second plug hole.

6. A coffee grinder as claimed in claim 5, characterized in that: the driving shell comprises a shell body with an open end and a closed end and a bottom plate which is covered on the open end and forms an accommodating space with the shell body in an enclosing manner, and the control main board and the motor are both arranged on the bottom plate; the grinding shell is characterized in that a first limiting protruding part is arranged on the inner side wall of the grinding shell, a second groove matched with the first limiting protruding part is formed in the circumferential side wall of the base plate, and the first limiting protruding part is wedged into the second groove along with the shell body and the grinding shell when rotating around a shaft relatively.

7. A coffee grinder as claimed in claim 6, characterized in that: the hand-cranking cover body is also detachably connected to the closed end of the shell body.

8. Coffee grinder according to claim 7, characterized in that: a second limiting bulge is arranged on the circumferential inner side wall of the hand-operated cover body, a third groove matched with the second limiting bulge is formed in the shell body, and the second limiting bulge is wedged into the third groove when the hand-operated cover body and the shell body rotate relatively around the shaft; the closed end is recessed to form a pocket for receiving the fastener.

9. A coffee grinder as claimed in any one of claims 2 to 8, characterized in that: the inner wall of the powder bin cup is provided with a third limiting bulge, a fourth groove matched with the third limiting bulge is formed in the circumferential outer side wall of the grinding shell, and the third limiting bulge is wedged into the fourth groove along with the powder bin cup and the grinding shell when rotating around a shaft relatively.

10. A coffee grinder as claimed in claim 9, characterized in that: the coffee grinder further comprises a cup cover, wherein the cup cover is detachably connected with the opening of the powder bin cup, the cup cover comprises a cover body and a lifting rope arranged on the cover body, a fifth groove matched with the third limiting bulge is formed in the circumferential outer side wall of the cover body, and the third limiting bulge is wedged into the fifth groove along with the cover body and the powder bin cup when rotating relatively around a shaft.

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