CN220001565U - Portable coffee bean grinding equipment - Google Patents

Abstract

The utility model discloses portable coffee bean grinding equipment, which comprises a shell, a first grinding device and a second grinding device, wherein the shell is of a hollow cylinder structure, and two ends of the shell are provided with a first end and a second end respectively; the connecting seat is fixedly arranged in the shell and is close to the second end, and a plurality of positioning convex blocks are arranged on the connecting seat; the grinding module comprises a mounting seat, a cutter head assembly and a rotating shaft, and a plurality of positioning grooves are formed in the mounting seat; the clamping seat is positioned on the side of the bean cavity and fixed on the mounting seat, and is provided with a plurality of clamping strips; at least part of the electric driving mechanism is inserted into the first end and covers the first end, and a clamping groove is formed in the part of the electric driving mechanism inserted into the first end; the grinding module forms a whole, the clamping seat is preassembled on the grinding module, and the grinding module is rapidly positioned and installed through the matching of the positioning convex blocks and the positioning clamping grooves; the electric driving mechanism is fast clamped by the matching of the clamping groove and the clamping strip; the assembly efficiency of production process is effectively improved, and the user can also load and unload the grinding module by oneself fast, takes out the grinding module and washs alone, and it is very convenient to use.

Description

Portable coffee bean grinding equipment

Technical Field

The utility model relates to the field of coffee bean grinding equipment, in particular to portable coffee bean grinding equipment.

Background

People like to grind coffee powder for brewing, and the coffee has better taste and taste bud enjoyment compared with instant coffee. For convenience of use, some existing devices for grinding coffee beans are designed to be small and portable. These portable grinding devices, because of their small overall size, have limited internal installation space, and require locating and mounting of the components, resulting in low production efficiency during assembly. After long-time use, some coffee powder residues can be accumulated in the equipment and are difficult to clean, and if the equipment is disassembled and cleaned by a user, the equipment is difficult to install by the user, so that the user experience is poor.

Disclosure of Invention

The present utility model aims to solve at least one of the above-mentioned technical problems in the related art to some extent. To this end, the utility model proposes a portable coffee bean grinding device.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a portable coffee bean grinding apparatus comprising:

the shell is of a hollow cylinder structure, and two ends of the shell are provided with a first end and a second end respectively;

the connecting seat is fixedly arranged in the shell and is close to the second end, and a plurality of positioning convex blocks are arranged on the connecting seat;

the grinding module comprises a mounting seat, a cutter head assembly and a rotating shaft, wherein a plurality of positioning grooves are formed in the mounting seat, the mounting seat enters the shell from the first end and is clamped with the positioning convex blocks in a matched mode through the positioning grooves so as to be connected to the connecting seat in a positioned mode, one side, facing the first end, of the mounting seat is matched with the inner wall of the shell to form a bean cavity, the cutter head assembly is arranged in the mounting seat, the rotating shaft is connected with the cutter head assembly, and one end of the rotating shaft extends towards the first end;

the clamping seat is positioned at the side where the bean cavity is positioned and fixed on the mounting seat, and is provided with a plurality of clamping strips;

the electric driving mechanism is at least partially inserted into the first end and used for sealing the first end, a clamping groove is formed in the portion, inserted into the first end, of the electric driving mechanism, the clamping groove is in fit and clamping connection with the clamping strip, and the electric driving mechanism is connected with the rotating shaft to drive the rotating shaft to rotate.

The utility model has at least the following beneficial effects: the grinding module forms a whole, the clamping seat is preassembled on the grinding module, and the grinding module is rapidly positioned and installed through the matching of the positioning convex blocks and the positioning clamping grooves; the electric driving mechanism is fast clamped by the matching of the clamping groove and the clamping strip; the assembly efficiency of production process is effectively improved, and the user can also load and unload the grinding module by oneself fast, takes out the grinding module and washs alone, and it is very convenient to use.

As an improvement of the technical scheme, the mounting seat is provided with a clamping column extending towards the first end, the clamping seat is sleeved on the clamping column, the clamping seat is relatively fixed around the axial direction relative to the clamping column, and a plurality of clamping strips extend out from the outer side wall of the clamping seat.

As a further improvement of the technical scheme, at least three clamping strips are distributed at equal intervals along the circumferential direction of the clamping seat, one end of each clamping strip is close to or abutted against the inner wall of the shell, the rotating shaft coaxially penetrates through the clamping column, a fixing ring is mounted on the edge of the first end, and the bottom part of the inner ring of the fixing ring is abutted against the top surface of each clamping strip in a pressing mode.

Further, a first magnetic attraction body is arranged on the clamping strip, a second magnetic attraction body is arranged in the clamping groove, and the first magnetic attraction body and the second magnetic attraction body are mutually magnetically attracted.

Further, the electric drive mechanism comprises a drive motor, a motor base and a bin shell, wherein the clamping groove is formed in the bottom surface of the motor base, the drive motor is fixed on the motor base, the bin shell cover is combined on the motor base, the motor base stretches into the first end and covers the first end, and the end part of the rotating shaft penetrates through the motor base and is connected with the drive motor.

Further, the device also comprises a powder bin which is detachably arranged on the second end; the connecting seat is provided with a threaded wall extending along the inner wall of the shell, and the powder bin extends into the second end to be in threaded connection with the threaded wall.

Further, the fixing device also comprises a fixing ring, wherein the fixing ring is arranged on the upper end face of the connecting seat and is clamped with the positioning convex block, and the fixing ring is connected with the mounting seat.

Further, still include can replace the hand mill subassembly that electric drive mechanism used, hand mill subassembly includes apron, roating seat and handle, the roating seat rotates to be installed on the apron, the handle with the roating seat is connected, the apron lid closes in the first end, the roating seat with the end connection of pivot.

Further, the bottom of mount pad is the discharge gate, the discharge gate passes the connecting seat towards in the second end, cutterhead assembly installs the discharge gate department, cutterhead assembly includes emery wheel and mill, the mill fix on the mount pad and encircle in the emery wheel, the emery wheel with form the toper clearance between the mill, the lower extreme of pivot with emery wheel coaxial coupling.

Further, the grinding module further comprises an adjusting disc, a screw rod section is arranged at the lower end of the rotating shaft, the screw rod section downwards penetrates through the grinding wheel and then is in threaded connection with the adjusting disc, and when the adjusting disc rotates relative to the screw rod section, the adjusting disc can drive the grinding wheel to move along the axial direction of the rotating shaft so as to change the distance between the conical gaps.

Drawings

Further description is provided below with reference to the drawings and examples.

FIG. 1 is an exploded schematic view of the structure of the present utility model;

FIG. 2 is an exploded schematic view of the grinding module;

FIG. 3 is a schematic view of the interior of the housing as viewed from the first end;

FIG. 4 is a schematic view of the housing and connector assembly;

FIG. 5 is an assembled cross-sectional view of the grinding module;

FIG. 6 is an exploded schematic view of the electric drive mechanism;

fig. 7 is a schematic structural view of a hand mill assembly.

Reference numerals: a housing 100; a first end 101; a second end 102; a bean cavity 103; a connection base 200; positioning the bump 210; a threaded wall 220; a grinding module 300; a mounting base 310; a positioning groove 311; a clamping column 312; a discharge port 313; a cutterhead assembly 320; grinding wheel 321; a grinding disc 322; a tapered gap 323; a rotation shaft 330; a screw section 331; a regulating disk 340; a fixing ring 350; an electric drive mechanism 400; a card slot 401; a second magnetic attraction body 402; a driving motor 410; a motor base 420; a cartridge 430; a powder bin 500; a hand mill assembly 600; a cover plate 610; a swivel base 620; a handle 630; a cartridge 700; a clip strip 710; a first magnetic attraction body 720; a securing ring 730.

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 and intended to explain the present utility model and should not be construed as limiting the utility model.

The utility model relates to a portable coffee bean grinding device, which comprises a shell 100, a connecting seat 200, a grinding module 300, a clamping seat 700 and an electric driving mechanism 400.

As shown in fig. 1 and 4, the housing 100 has a hollow cylindrical structure, two ends of the housing 100 are opened, and two ends of the housing 100 are defined as a first end 101 and a second end 102. In the illustrated orientation, the housing 100 is disposed vertically with a first end 101 at an upper end and a second end 102 at a lower end. The connection socket 200 is fixedly mounted inside the housing 100 near the second end 102. In this embodiment, the connecting seat 200 is hollow and dome-shaped, and the outer wall of the connecting seat 200 is tightly connected with the inner wall of the housing 100. A plurality of positioning protruding blocks 210 are disposed on the upper surface of the connection base 200. As shown in fig. 2 and 3, the grinding module 300 includes a mount 310, a cutterhead assembly 320, and a spindle 330. A plurality of positioning grooves 311 are arranged on the bottom side wall of the mounting seat 310. The positioning grooves 311 correspond to the number and positions of the positioning projections 210. The cutterhead assembly 320 is mounted on the mounting base 310, and the rotating shaft 330 is vertically oriented and connected with the cutterhead assembly 320. The grinding module 300 is integrally put into the housing 100 from the first end 101, the positioning groove 311 on the mounting seat 310 is clamped on the positioning convex block 210, the mounting seat 310 is limited to rotate relative to the housing 100 while the connecting seat 200 axially supports the mounting seat 310 through the cooperation of the positioning groove 311 and the positioning convex block 210, the connecting seat 200 and the mounting seat 310 are rapidly and relatively positioned, and then the connecting seat 200 and the mounting seat 310 can be axially locked by using screws. After the mount 310 is connected to the connection base 200, as shown in fig. 3, a side of the mount 310 away from the connection base 200, that is, an upper side of the mount 310 is matched with an inner wall of the housing 100 to form the bean cavity 103, and the bean cavity 103 is connected to the first end 101. The rotating shaft 330 is positioned in the outer shell 100 of the space where the bean cavity 103 is positioned. The lower end of the rotating shaft 330 is connected to the cutterhead assembly 320, and the upper end extends upward toward the first end 101. The clamping seat 700 is positioned on the side of the bean cavity 103 and fixed on the mounting seat 310, namely the clamping seat 700 is mounted on the upper side of the mounting seat 310. The card holder 700 is provided with a plurality of card strips 710. At least a portion of the electric drive mechanism 400 is inserted into the first end 101. In this embodiment, the lower portion of the electric drive mechanism 400 is inserted into the first end 101 and covers the first end 101. The bottom of the electric driving mechanism 400 is provided with clamping grooves 401, and the positions, the number and the distribution positions of the clamping grooves 401 are matched with those of the clamping strips 710. In this embodiment, three card strips 710 extend from the upper portion of the card holder 700, and three card slots 401 are provided at the bottom of the electric driving mechanism 400. The lower part of the electric driving mechanism 400 is inserted into the first end 101, the clamping groove 401 and the clamping strip 710 are mutually clamped, and the rotation of the outer part of the electric driving mechanism 400 relative to the shell 100 is limited by the clamping seat 700, so that the electric driving mechanism 400 is positioned. The upper end of the rotating shaft 330 is connected to the electric driving mechanism 400, and the rotating shaft 330 is driven to rotate by the electric driving mechanism 400. Coffee beans are poured from the first end 101 into the bean cavity 103 and then the electric drive mechanism 400 is mounted. The rotation of the rotating shaft 330 drives the cutter head assembly 320 to operate, the cutter head assembly 320 grinds the coffee beans, the ground coffee powder is discharged downwards from the mounting seat 310, and the coffee powder is discharged from the second end 102 to the outside of the housing 100.

When the grinding module 300 is installed, the clamping seat 700 can be preassembled on the grinding module 300, the grinding module 300 is placed into the shell 100, and the grinding module 300 is rapidly positioned and installed through the matching of the positioning convex blocks 210 and the positioning clamping grooves 401; the electric driving mechanism 400 is fast clamped through the matching of the clamping groove 401 and the clamping strip 710, so that the integral installation of equipment is completed, the assembly efficiency of the production process is effectively improved, a user can also fast assemble and disassemble the grinding module 300 by himself, and the grinding module 300 is taken out for independent cleaning, so that the use is very convenient.

In some embodiments, as shown in fig. 2 and 5, a clamping post 312 extends from the mounting base 310, and the clamping post 312 extends toward the first end 101. The card holder 700 is sleeved on the card post 312, and the bottom of the card holder 700 is abutted on the mounting seat 310. The cartridge 700 is restricted from rotating relative to the housing 100 by the clip posts 312. In this embodiment, the clamping post 312 is cylindrical, and the side wall of the clamping post is provided with a plane extending along the axial direction, and the rotation of the clamping seat 700 is limited by the plane after the clamping seat 700 is sleeved on the clamping post 312. The clamping post 312 may extend upward from the central axis of the mounting seat 310, the rotating shaft 330 coaxially penetrates through the clamping post 312, and the rotating shaft 330 may rotate relative to the clamping post 312. The card strips 710 extend from the outer side wall of the card holder 700, and preferably, at least three card strips 710 are distributed at equal intervals around the central axis of the card holder 700. After the card holder 700 is placed into the housing 100 along with the grinding module 300, one end of the card strip 710 away from the card holder 700 approaches or abuts against the inner wall of the housing 100. The radial position of the clamping seat 700 relative to the inner wall of the shell 100 is defined by the clamping strip 710, so that the radial position of the mounting seat 310 relative to the inner wall of the shell 100 is indirectly further defined, and the axial position of the rotating shaft 330 is ensured. The clamping strip 710 is provided with a first magnetic attraction body 720, the clamping groove 401 is internally provided with a second magnetic attraction body 402, at least one of the first magnetic attraction body 720 and the second magnetic attraction body 402 is a magnet, and the other is a magnet or a magnetically attractable metal. After the clamping strip 710 is clamped with the clamping groove 401, the first magnetic attraction body 720 and the second magnetic attraction body 402 magnetically attract each other, so that the electric driving mechanism 400 is further fixed on the first end 101 along the axial direction.

In some embodiments, as shown in fig. 6, the electric drive mechanism 400 includes a drive motor 410, a motor mount 420, and a cartridge 430. The driving motor 410 is mounted on the motor base 420, and the bin shell 430 covers the motor base 420 to surround the driving motor 410. The clamping groove 401 is formed on the bottom surface of the motor base 420. When in installation, the motor base 420 is inserted into the first end 101 to be matched and clamped with the clamping strip 710. The upper end of the rotation shaft 330 passes through the motor mount 420 upward to be connected with the driving motor 410. The rotation shaft 330 is driven to rotate by a driving motor 410. The fixing ring 730 is mounted on the edge of the first end 101, and the fixing ring 730 may be fixed on the edge of the first end 101 by a clamping manner. The bottom of the inner ring of the fixing ring 730 is pressed down against the top surface of the clamping strip 710, and cooperates with the mounting seat 310 to limit the axial direction of the clamping seat 700.

In some embodiments, a powder bin 500 is removably mounted at the second end 102. The ground coffee powder falls through the second end 102 into the powder bin 500 for storage. And taking out the powder bin 500 after finishing grinding, and using the coffee powder. Further, as shown in fig. 4, the connection holder 200 has a screw wall 220, the screw wall 220 is adapted to the shape of the inner wall of the housing 100, and the outer wall of the screw wall 220 is fastened to the inside of the housing 100. The upper portion of the powder bin 500 is provided with a screw hole through which the powder bin 500 is screw-coupled with the screw wall 220, thereby mounting the powder bin 500 to the connection base 200 through the second end 102.

In some embodiments, a retainer ring 350 is also included. The fixing ring 350 is disposed on the upper end surface of the connection seat 200, and an arc notch is disposed on the periphery of the fixing ring 350, and is clamped with the positioning bump 210 through the arc notch, so as to limit the rotation of the fixing ring 350 relative to the connection seat 200. The fixing ring 350 and the mounting base 310 may be coupled by screws. The mounting 310 is further defined by a retainer ring 350 for rotation within the housing 100.

In some embodiments, a hand mill assembly 600 is also included. The hand mill assembly 600 can be used in place of the electric drive mechanism 400. As shown in fig. 7, the hand grinder assembly 600 includes a cover plate 610, a swivel base 620, and a handle 630. The rotation seat 620 is rotatably installed on the cover 610, and the handle 630 is connected to the rotation seat 620. In use, the cover 610 is covered on the first end 101, and the upper end of the rotating shaft 330 is connected to the rotating seat 620. The user manually pushes the handle 630, thereby driving the rotation seat 620 to rotate synchronously with the rotation shaft 330. Thereby meeting the use requirements of users for hand grinding and electric grinding of coffee beans.

In some embodiments, as shown in fig. 1 and 5, the bottom of the mounting base 310 is a discharge outlet 313, and the discharge outlet 313 passes downward through the connection base 200 toward the second end 102. The outer wall of the mount 310 abuts against the inner wall of the housing 100, thereby dividing the space above the mount 310 into the bean cavities 103. Cutterhead assembly 320 is mounted at discharge port 313. Cutterhead assembly 320 includes grinding wheel 321 and grinding disc 322. The grinding disc 322 is installed at the discharge hole 313 in a circular ring shape, and the grinding disc 322 surrounds the grinding wheel 321. The grinding wheel 321 is coaxially connected to the lower end of the rotating shaft 330. A conical gap 323 is formed between the grinding wheel 321 and the grinding disc 322, and the grinding wheel 321 is driven to rotate relative to the grinding disc 322 by rotation, so that coffee beans are ground. The coffee grounds exit the discharge port 313 downwardly through the tapered gap 323. Wherein the grinding module 300 further comprises a conditioning disk 340. The lower end of the rotating shaft 330 is provided with a screw rod section 331 which passes through the grinding wheel 321 downwards and is in threaded connection with the adjusting disk 340. The grinding wheel 321 rides on the adjustment plate 340. The adjusting disk 340 is rotated, the adjusting disk 340 moves up and down along the axial direction of the screw rod section 331 to drive the grinding wheel 321 to move up and down relative to the grinding disc 322, so that the size of the conical gap 323 is adjusted to adjust the powder thickness of the coffee powder.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A portable coffee bean grinding apparatus, comprising:

a housing (100), wherein the housing (100) is of a hollow cylinder structure, and two ends of the housing are provided with a first end (101) and a second end (102) respectively;

the connecting seat (200) is fixedly arranged in the shell (100) and is close to the second end (102), and a plurality of positioning convex blocks (210) are arranged on the connecting seat (200);

the grinding module (300), the grinding module (300) comprises a mounting seat (310), a cutter head assembly (320) and a rotating shaft (330), wherein a plurality of positioning grooves (311) are formed in the mounting seat (310), the mounting seat (310) enters the shell (100) from the first end (101) and is clamped with the positioning protruding blocks (210) in a matched mode through the positioning grooves (311) so as to be positioned and connected to the connecting seat (200), the side, facing the first end (101), of the mounting seat (310) is matched with the inner wall of the shell (100) to form a bean cavity (103), the cutter head assembly (320) is mounted in the mounting seat (310), the rotating shaft (330) is connected with the cutter head assembly (320), and one end of the rotating shaft (330) extends towards the first end (101);

the clamping seat (700) is positioned on the side where the bean cavity (103) is positioned and fixed on the mounting seat (310), and the clamping seat (700) is provided with a plurality of clamping strips (710);

the electric driving mechanism (400), at least part of the electric driving mechanism (400) is inserted into the first end (101) and covers the first end (101), a clamping groove (401) is formed in the portion, inserted into the first end (101), of the electric driving mechanism (400), the clamping groove (401) is clamped with the clamping strip (710) in a matched mode, and the electric driving mechanism (400) is connected with the rotating shaft (330) to drive the rotating shaft (330) to rotate.

2. A portable coffee bean grinding apparatus according to claim 1, characterized in that: the mounting seat (310) is provided with a clamping column (312) extending towards the first end (101), the clamping seat (700) is sleeved on the clamping column (312), the clamping seat (700) is relatively fixed around the axial direction relative to the clamping column (312), and a plurality of clamping strips (710) extend from the outer side wall of the clamping seat (700).

3. A portable coffee bean grinding apparatus according to claim 2, characterized in that: at least three card strips (710) are distributed at equal intervals along the circumference of the card seat (700), one end of each card strip (710) is close to or abutted against the inner wall of the shell (100), the rotating shaft (330) is coaxially arranged on the card column (312) in a penetrating mode, a fixing ring (730) is arranged on the edge of the first end (101), and the bottom of the inner ring of each fixing ring (730) is abutted against the top surface of each card strip (710) in a pressing mode.

4. A portable coffee bean grinding apparatus according to claim 1 or 3, characterized in that: the clamping strip (710) is provided with a first magnetic attraction body (720), the clamping groove (401) is internally provided with a second magnetic attraction body (402), and the first magnetic attraction body (720) and the second magnetic attraction body (402) are mutually magnetically attracted.

5. A portable coffee bean grinding apparatus according to claim 1, characterized in that: the electric drive mechanism (400) comprises a drive motor (410), a motor base (420) and a bin shell (430), wherein the clamping groove (401) is formed in the bottom surface of the motor base (420), the drive motor (410) is fixed on the motor base (420), the bin shell (430) is covered on the motor base (420), the motor base (420) stretches into the first end (101) and covers the first end (101), and the end part of the rotating shaft (330) penetrates through the motor base (420) and is connected with the drive motor (410).

6. A portable coffee bean grinding apparatus according to claim 1, characterized in that: the powder bin (500) is detachably mounted on the second end (102), the connecting seat (200) is provided with a threaded wall (220) extending along the inner wall of the shell (100), and the powder bin (500) extends into the second end (102) to be in threaded connection with the threaded wall (220).

7. A portable coffee bean grinding apparatus according to claim 1, characterized in that: the fixing device further comprises a fixing ring (350), wherein the fixing ring (350) is arranged on the upper end face of the connecting seat (200) and is clamped with the positioning convex block (210), and the fixing ring (350) is connected with the mounting seat (310).

8. A portable coffee bean grinding apparatus according to claim 1, characterized in that: still including can replace hand mill subassembly (600) that electric drive mechanism (400) used, hand mill subassembly (600) include apron (610), roating seat (620) and handle (630), roating seat (620) rotate and install on apron (610), handle (630) with roating seat (620) are connected, apron (610) lid is in first end (101), roating seat (620) with end connection of pivot (330).

9. A portable coffee bean grinding apparatus according to claim 1, characterized in that: the bottom of mount pad (310) is discharge gate (313), discharge gate (313) pass connecting seat (200) orientation in second end (102), cutterhead assembly (320) are installed discharge gate (313) department, cutterhead assembly (320) are including emery wheel (321) and mill (322), mill (322) are fixed on mount pad (310) and encircle in emery wheel (321), emery wheel (321) with form conical gap (323) between mill (322), the lower extreme of pivot (330) with emery wheel (321) coaxial coupling.

10. A portable coffee bean grinding apparatus according to claim 9, characterized in that: the grinding module (300) further comprises an adjusting disc (340), the lower end of the rotating shaft (330) is provided with a screw rod section (331), the screw rod section (331) downwards penetrates through the grinding wheel (321) and then is in threaded connection with the adjusting disc (340), and when the adjusting disc (340) rotates relative to the screw rod section (331), the adjusting disc (340) can drive the grinding wheel (321) to move along the axial direction of the rotating shaft (330) so as to change the distance between the conical gaps (323).