CN219680417U - Bean grinder - Google Patents

Abstract

The utility model discloses a bean grinder, which comprises: the bean grinding device comprises a main body, a bean grinding chamber, an inner grinding assembly, an outer grinding assembly and an adjusting wheel, wherein the bean grinding chamber is fixedly arranged in an inner cavity of the main body, the inner grinding assembly is arranged in the bean grinding chamber, the outer grinding assembly is sleeved on the inner grinding assembly, a bean grinding gap is formed between the outer grinding assembly and the inner grinding assembly, the inner grinding assembly is matched with the outer grinding assembly to grind beans, the adjusting wheel is sleeved on the outer grinding assembly and is rotationally connected with the bean grinding chamber, and the outer grinding assembly can be driven to move along the up-down direction by the rotation of the adjusting wheel so as to change the size of the bean grinding gap; the bean bin is detachably arranged on the regulating wheel, the bean bin is communicated with the bean grinding chamber, and the rotation of the bean bin can drive the regulating wheel to rotate; the bean grinder has the advantages of simple and convenient mode of adjusting the bean grinding gap, high bean grinding thickness precision, simple structure and easy assembly.

Description

Bean grinder

Technical Field

The utility model relates to the technical field of bean grinding machines, in particular to a bean grinding machine.

Background

With the improvement of the living standard of people, people increasingly pursue quality life, and coffee is gradually connected with the pursued quality life, so that a coffee bean grinder is also generated, and the coffee bean grinder becomes an important tool used by people before brewing coffee. At present, the grinding thickness adjusting component of the bean grinder in the market has complex structure and difficult assembly.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the utility model provides a bean grinder.

The embodiment of the utility model provides a bean grinder, which comprises:

the bean grinding device comprises a main body, wherein a bean grinding chamber, an inner grinding assembly, an outer grinding assembly and an adjusting wheel are arranged in the main body, the bean grinding chamber is fixedly arranged in an inner cavity of the main body, the inner grinding assembly is arranged in the bean grinding chamber, the outer grinding assembly is sleeved on the inner grinding assembly, a bean grinding gap is formed between the outer grinding assembly and the inner grinding assembly, the inner grinding assembly is matched with the outer grinding assembly to grind beans, the adjusting wheel is sleeved on the outer grinding assembly and is rotationally connected with the bean grinding chamber, and the outer grinding assembly can be driven to move along the up-down direction by the rotation of the adjusting wheel so as to change the size of the bean grinding gap;

the bean bin is detachably arranged on the adjusting wheel and is communicated with the bean grinding chamber, and the adjusting wheel can be driven to rotate by rotating the bean bin.

The bean grinder provided by the embodiment of the utility model has at least the following technical effects: after the bean bin is arranged on the adjusting wheel, the adjusting wheel can be driven to rotate by rotating the bean bin, so that the outer grinding assembly is enabled to change the size of the bean grinding gap along the up-down direction; the bean grinding gap adjusting mode is simple and convenient, simple in structure and easy to assemble.

According to some embodiments of the utility model, the inner grinding assembly comprises a rotating shaft, a driving component and a conical cutter, wherein the conical cutter is sleeved on and fixedly installed on the rotating shaft, and the driving component is used for driving the rotating shaft to rotate.

According to some embodiments of the utility model, the outer grinding assembly comprises a grinding wheel, a supporting ring and a lifting ring, the supporting ring is sleeved on the grinding wheel, the upper end face of the supporting ring is abutted with the grinding wheel to support the grinding wheel, the lifting ring is sleeved on the supporting ring, and the lifting ring is detachably connected with the supporting ring.

According to some embodiments of the utility model, a first notch is formed in the outer peripheral wall of the bean grinding chamber, a clamping foot is arranged on the outer peripheral wall of the lifting ring, an internal thread is arranged on the inner peripheral wall of the adjusting wheel, the clamping foot is connected with the internal thread through the first notch, the first notch can limit the lifting ring to rotate relative to the bean grinding chamber, and the adjusting wheel rotates to enable the clamping foot to drive the lifting ring to move up and down under the action of the internal thread.

According to some embodiments of the utility model, an annular clamping groove is formed in the outer peripheral wall of the adjusting wheel, supporting buckles are arranged on the outer peripheral wall of the bean grinding chamber, a plurality of supporting buckles are circumferentially distributed along the axis of the bean grinding chamber, and clamping portions are arranged on the supporting buckles and located in the annular clamping groove.

According to some embodiments of the utility model, the upper end surface of the adjusting wheel is provided with clamping holes, a plurality of clamping holes are circumferentially distributed along the axis of the adjusting wheel, the lower end surface of the bean bin is provided with clamping blocks, a plurality of clamping blocks are circumferentially distributed along the axis of the bean bin, a plurality of clamping blocks are in one-to-one correspondence with a plurality of clamping holes, and the clamping blocks are inserted into the clamping holes.

According to some embodiments of the utility model, the lower end surface of the adjusting wheel is provided with positioning grooves, a plurality of positioning grooves are distributed circumferentially along the axis of the adjusting wheel, the peripheral wall of the bean grinding chamber is provided with positioning rods, and the upper ends of the positioning rods are inserted into the positioning grooves.

According to some embodiments of the utility model, the main body comprises a cover, the bean bin is arranged on the cover in a penetrating manner and is detachably connected with the adjusting wheel, a first clamping strip is arranged on the outer peripheral wall of the bean bin, a second clamping strip and a third clamping strip are arranged on the inner peripheral wall of the cover, the second clamping strip is arranged above the third clamping strip, the first clamping strip is arranged between the second clamping strip and the third clamping strip, and the second clamping strip and the third clamping strip cooperate together to limit the bean bin to move along the up-down direction.

According to some embodiments of the utility model, the upper end face of the lifting ring is provided with a powder blocking ring, the outer peripheral wall of the powder blocking ring is attached to the inner peripheral wall of the bean bin, and the upper end face of the powder blocking ring gradually inclines downwards from outside to inside.

According to some embodiments of the utility model, the inner grinding assembly further comprises a powder stirring blade, wherein the powder stirring blade is sleeved and fixedly installed on the rotating shaft, and the powder stirring blade is positioned below the cone cutter.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of a bean grinder according to some embodiments of the present utility model;

FIG. 2 is a cross-sectional view of a bean grinder according to some embodiments of the present utility model;

FIG. 3 is an enlarged schematic view at A of FIG. 2;

FIG. 4 is an exploded view of a portion of the structure of a bean grinder according to some embodiments of the present utility model;

FIG. 5 is a schematic illustration of the construction of an adjustment wheel according to some embodiments of the present utility model;

FIG. 6 is a schematic view of the structure of an adjustment wheel at another angle in accordance with some embodiments of the present utility model;

FIG. 7 is a schematic view of a lifting ring according to some embodiments of the utility model;

FIG. 8 is a schematic view of a lifting ring at another angle according to some embodiments of the utility model;

FIG. 9 is a schematic view of the structure of a grinding chamber according to some embodiments of the utility model;

FIG. 10 is a schematic view of the structure of a support ring according to some embodiments of the utility model;

FIG. 11 is a schematic illustration of the structure of a grinding wheel according to some embodiments of the utility model;

FIG. 12 is a schematic view of the structure of a bean bin according to some embodiments of the utility model;

fig. 13 is a schematic structural view of a cover according to some embodiments of the present utility model.

Reference numerals:

the bean grinding device comprises a main body 100, a bean grinding gap 110, a cover 120, a second clamping strip 121 and a third clamping strip 122;

bean grinding chamber 200, first notch 210, supporting buckle 220, clamping part 221 and positioning rod 230;

the inner grinding assembly 300, the rotating shaft 310, the driving part 320, the cone blade 330 and the powder stirring blade 340;

the outer grinding assembly 400, the grinding wheel 410, the second notch 411, the supporting ring 420, the clamping rod 421, the lifting ring 430, the clamping foot 431, the powder blocking ring 432, the first clamping groove 433 and the convex part 434;

the adjusting wheel 500, the internal thread 510, the annular clamping groove 520, the clamping hole 530 and the positioning groove 540;

bean bin 600, fixture block 610, first fixture bar 620.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and the above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Embodiments of the present utility model will be further described below with reference to the accompanying drawings.

According to some embodiments of the present utility model, referring to fig. 1 to 3, a bean grinder includes a main body 100 and a bean bin 600. The bean bin 600 is located above the main body 100. The main body 100 is provided therein with a bean grinding chamber 200, an inner grinding assembly 300, an outer grinding assembly 400 and an adjusting wheel 500. The bean grinding chamber 200 is fixedly installed in the inner cavity of the main body 100, the inner grinding assembly 300 is arranged in the bean grinding chamber 200, the outer grinding assembly 400 is sleeved on the inner grinding assembly 300, a bean grinding gap 110 is formed between the outer grinding assembly 400 and the inner grinding assembly 300, the inner grinding assembly 300 and the outer grinding assembly 400 can be matched with each other to grind coffee beans, and the adjusting wheel 500 is sleeved on the outer grinding assembly 400 and is rotationally connected to the bean grinding chamber 200. Rotation of the adjustment wheel 500 can drive the outer grinding assembly 400 to move up and down, thereby changing the size of the grinding gap 110. The bean bin 600 is detachably mounted on the regulating wheel 500, and when the bean bin 600 is mounted on the regulating wheel 500, the bean bin 600 is communicated with the bean grinding chamber 200, and the regulating wheel 500 can be driven to rotate by rotating the bean bin 600.

When the bean bin 600 is mounted on the adjusting wheel 500, the adjusting wheel 500 can be driven to rotate by rotating the bean bin 600, so that the outer grinding assembly 400 can change the size of the bean grinding gap 110 along the up-down direction. The mode of adjusting the bean grinding gap 110 is simple and convenient, the structure is simple, and the assembly is easy.

According to some embodiments of the present utility model, referring to fig. 2 to 4, the inner grinding assembly 300 includes a rotating shaft 310, a driving part 320 and a cone blade 330, the axis direction of the rotating shaft 310 is an up-down direction, the driving part 320 is a motor, the motor is located below the rotating shaft 310, the driving end of the motor is fixedly connected with the rotating shaft 310, the cone blade 330 is sleeved and fixedly installed on the rotating shaft 310, the driving part 320 can drive the rotating shaft 310 to rotate and thus drive the cone blade 330 to rotate, so that the cone blade 330 can rotate relative to the outer grinding assembly 400 to grind coffee beans located in the bean grinding gap 110.

According to some embodiments of the present utility model, referring to fig. 2 to 4, the outer grinding assembly 400 includes a grinding wheel 410, a supporting ring 420 and a lifting ring 430, the supporting ring 420 is sleeved on the grinding wheel 410, an upper end surface of the supporting ring 420 is abutted with the grinding wheel 410 to support the grinding wheel 410, the lifting ring 430 is sleeved on the supporting ring 420, and the lifting ring 430 is detachably connected with the supporting ring 420.

Preferably, referring to fig. 7 and 10, a clamping bar 421 is provided on an outer circumferential wall of the supporting ring 420, a first clamping groove 433 is provided on the lifting ring 430, and the clamping bar 421 is inserted into the first clamping groove 433, so that the supporting ring 420 and the lifting ring 430 are relatively fixed.

According to some embodiments of the utility model, referring to fig. 9, the outer circumferential wall of the grinding chamber 200 is provided with a first notch 210. Referring to fig. 7 and 8, the outer circumferential wall of the lifting ring 430 is provided with a catch 431. Referring to fig. 5 and 6, the inner circumferential wall of the adjusting wheel 500 is provided with an internal thread 510, the locking pin 431 is further connected with the internal thread 510 through the first notch 210, the first notch 210 can limit the rotation of the lifting ring 430 relative to the bean grinding chamber 200, and the adjusting wheel 500 rotates to enable the locking pin 431 to drive the lifting ring 430 to move up and down under the action of the internal thread 510.

It will be appreciated that the adjustment wheel 500 is rotated to move the lifting ring 430 in an up-down direction, thereby moving the support ring 420 and the grinding wheel 410 in an up-down direction to change the size of the grinding gap 110.

According to some embodiments of the present utility model, referring to fig. 3, 6 and 9, an annular clamping groove 520 is formed in the peripheral wall of the adjusting wheel 500, a plurality of supporting buckles 220 are arranged on the peripheral wall of the bean grinding chamber 200, the supporting buckles 220 are circumferentially distributed along the axis of the bean grinding chamber 200, the supporting buckles 220 are provided with clamping portions 221, the clamping portions 221 are located in the annular clamping groove 520, the supporting buckles 220 can support the adjusting wheel 500, the adjusting wheel 500 is limited to move in the horizontal direction by the cooperation of the supporting buckles 220, and the adjusting wheel 500 can rotate relative to the bean grinding chamber 200 by the cooperation of the annular clamping groove 520 and the supporting buckles 220.

According to some embodiments of the present utility model, referring to fig. 5 and 12, the upper end surface of the adjustment wheel 500 is provided with a clamping hole 530, a plurality of clamping holes 530 are circumferentially distributed along the axis of the adjustment wheel 500, the lower end surface of the bean bin 600 is provided with clamping blocks 610, a plurality of clamping blocks 610 are circumferentially distributed along the axis of the bean bin 600, the plurality of clamping blocks 610 are in one-to-one correspondence with the plurality of clamping holes 530, and the clamping blocks 610 are inserted into the clamping holes 530 to position the adjustment wheel 500 and the bean bin 600, so that the adjustment wheel 500 can be driven to rotate when the bean bin 600 rotates.

According to some embodiments of the present utility model, referring to fig. 6 and 9, the lower end surface of the regulating wheel 500 is provided with a positioning groove 540, a plurality of positioning grooves 540 are circumferentially distributed along the axis of the regulating wheel 500, the outer circumferential wall of the bean grinding chamber 200 is provided with a positioning rod 230, and the upper end of the positioning rod 230 is inserted into the positioning groove 540.

It will be appreciated that when the user rotates the bean bin 600, the adjustment wheel 500 can be rotated, and the positioning rod 230 rotates relative to the adjustment wheel 500, such that the positioning rod 230 can move from one positioning slot 540 to another positioning slot 540; when rotation of the regulating wheel 500 is not required, for example, when the bean grinder is working for grinding beans, the cooperation of the positioning rod 230 and the positioning groove 540 can prevent the regulating wheel 500 from rotating relative to the bean grinding chamber 200 due to vibration, so as to prevent the size of the bean grinding gap 110 from changing.

According to some embodiments of the present utility model, referring to fig. 1, 12 and 13, the main body 100 includes a cover 120, the bean bin 600 is penetrated through the cover 120 and detachably connected to the adjusting wheel 500, the outer circumferential wall of the bean bin 600 is provided with a first clamping bar 620, the inner circumferential wall of the cover 120 is provided with a second clamping bar 121 and a third clamping bar 122, the second clamping bar 121 is located above the third clamping bar 122, the first clamping bar 620 is located between the second clamping bar 121 and the third clamping bar 122, and the second clamping bar 121 and the third clamping bar 122 cooperate together to limit the bean bin 600 to move in the up-down direction.

It will be appreciated that when the bean bin 600 is to be mounted on the regulating wheel 500, the first and third clamping bars 620 and 122 are aligned, so that the interference between the first and second clamping bars 620 and 121 is avoided, the lower end of the bean bin 600 can smoothly pass over the second clamping bar 121, and then the bean bin 600 is rotated, so that the first clamping bar 620 can be simultaneously limited by the second and third clamping bars 121 and 122, and the bean bin 600 cannot move up and down relative to the cover 120.

According to some embodiments of the present utility model, referring to fig. 3 and 4, the upper end surface of the lifting ring 430 is provided with a powder blocking ring 432, the outer circumferential wall of the powder blocking ring 432 is attached to the inner circumferential wall of the bean bin 600, the upper end surface of the powder blocking ring 432 is gradually inclined downward from outside to inside, and the powder blocking ring 432 can guide the powder and the coffee beans to move downward.

According to some embodiments of the present utility model, referring to fig. 3, the internal grinding assembly 300 further includes a powder stirring blade 340, the powder stirring blade 340 is sleeved and fixedly installed on the rotating shaft 310, the powder stirring blade 340 is located below the cone blade 330, and the powder stirring blade 340 is driven by the rotating shaft 310 to rotate so as to move the ground coffee to a specified position.

According to some embodiments of the present utility model, referring to fig. 8 and 11, the inner wall of the lifting ring 430 is provided with a protrusion 434, the outer side of the upper end surface of the grinding wheel 410 is provided with a second notch 411, the protrusion 434 is matched with the second notch 411, the lifting ring 430 is sleeved on the grinding wheel 410, and the protrusion 434 is matched with the second notch 411 to limit the rotation of the grinding wheel 410 relative to the lifting ring 430.

In the description of the present specification, reference to the term "some embodiments" means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A bean grinder, comprising:

the bean grinding device comprises a main body (100), wherein a bean grinding chamber (200), an inner grinding assembly (300), an outer grinding assembly (400) and an adjusting wheel (500) are arranged in the main body (100), the bean grinding chamber (200) is fixedly installed in an inner cavity of the main body (100), the inner grinding assembly (300) is arranged in the bean grinding chamber (200), the outer grinding assembly (400) is sleeved on the inner grinding assembly (300), a bean grinding gap (110) is formed between the outer grinding assembly (400) and the inner grinding assembly (300), the inner grinding assembly (300) is matched with the outer grinding assembly (400) to grind beans, the adjusting wheel (500) is sleeved on the outer grinding assembly (400) and is rotationally connected with the bean grinding chamber (200), and the outer grinding assembly (400) can be driven to move along the up-down direction by the rotation of the adjusting wheel (500) so as to change the size of the bean grinding gap (110);

the bean bin (600), bean bin (600) detachably install in on regulating wheel (500), bean bin (600) with grind beans room (200) intercommunication, the rotation in bean bin (600) can drive regulating wheel (500) rotation.

2. The bean grinder of claim 1, wherein the inner grinding assembly (300) includes a rotating shaft (310), a driving part (320) and a cone cutter (330), the cone cutter (330) is sleeved on and fixedly installed on the rotating shaft (310), and the driving part (320) is used for driving the rotating shaft (310) to rotate.

3. The bean grinder of claim 1, wherein the outer grinding assembly (400) comprises a grinding wheel (410), a supporting ring (420) and a lifting ring (430), the supporting ring (420) is sleeved on the grinding wheel (410), an upper end surface of the supporting ring (420) is abutted with the grinding wheel (410) to support the grinding wheel (410), the lifting ring (430) is sleeved on the supporting ring (420), and the lifting ring (430) is detachably connected with the supporting ring (420).

4. A bean grinder according to claim 3, wherein the outer circumferential wall of the bean grinding chamber (200) is provided with a first notch (210), the outer circumferential wall of the lifting ring (430) is provided with a clamping pin (431), the inner circumferential wall of the adjusting wheel (500) is provided with an internal thread (510), the clamping pin (431) is connected with the internal thread (510) through the first notch (210), the first notch (210) can limit the lifting ring (430) to rotate relative to the bean grinding chamber (200), and the adjusting wheel (500) rotates to enable the clamping pin (431) to drive the lifting ring (430) to move in the up-down direction under the action of the internal thread (510).

5. Bean grinder according to claim 1, wherein the peripheral wall of the adjusting wheel (500) is provided with an annular clamping groove (520), the peripheral wall of the bean grinding chamber (200) is provided with supporting buckles (220), a plurality of supporting buckles (220) are circumferentially distributed along the axis of the bean grinding chamber (200), the supporting buckles (220) are provided with clamping portions (221), and the clamping portions (221) are located in the annular clamping groove (520).

6. The bean grinder according to claim 1, wherein the upper end surface of the adjusting wheel (500) is provided with clamping holes (530), a plurality of the clamping holes (530) are circumferentially distributed along the axis of the adjusting wheel (500), the lower end surface of the bean bin (600) is provided with clamping blocks (610), a plurality of the clamping blocks (610) are circumferentially distributed along the axis of the bean bin (600), a plurality of the clamping blocks (610) are in one-to-one correspondence with a plurality of the clamping holes (530), and the clamping blocks (610) are inserted into the clamping holes (530).

7. Bean grinder according to claim 1, wherein the lower end surface of the adjusting wheel (500) is provided with positioning grooves (540), a plurality of positioning grooves (540) are circumferentially distributed along the axis of the adjusting wheel (500), the outer peripheral wall of the bean grinding chamber (200) is provided with positioning rods (230), and the upper ends of the positioning rods (230) are inserted into the positioning grooves (540).

8. Bean grinder according to claim 1, wherein the main body (100) comprises a cover (120), the bean bin (600) is arranged on the cover (120) in a penetrating way and is detachably connected with the adjusting wheel (500), a first clamping strip (620) is arranged on the outer circumferential wall of the bean bin (600), a second clamping strip (121) and a third clamping strip (122) are arranged on the inner circumferential wall of the cover (120), the second clamping strip (121) is arranged above the third clamping strip (122), the first clamping strip (620) is arranged between the second clamping strip (121) and the third clamping strip (122), and the second clamping strip (121) and the third clamping strip (122) cooperate together to limit the bean bin (600) to move along the up-down direction.

9. A bean grinder according to claim 3, wherein the upper end surface of the lifting ring (430) is provided with a powder blocking ring (432), the outer peripheral wall of the powder blocking ring (432) is attached to the inner peripheral wall of the bean bin (600), and the upper end surface of the powder blocking ring (432) is gradually inclined downwards from outside to inside.

10. The bean grinder of claim 2, wherein the inner grinding assembly (300) further comprises a powder poking blade (340), the powder poking blade (340) is sleeved and fixedly mounted on the rotating shaft (310), and the powder poking blade (340) is located below the cone blade (330).