CN212089303U

CN212089303U - Bean grinder

Info

Publication number: CN212089303U
Application number: CN202020507242.0U
Authority: CN
Inventors: 郭建刚; 彭定国; 谢景松
Original assignee: Guangdong Baishengtu Technology Co Ltd
Current assignee: Guangdong Baishengtu Technology Co Ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-12-08
Anticipated expiration: 2030-04-08

Abstract

The embodiment of the utility model provides a bean grinder, it includes: the grinding mechanism is arranged on the machine body, a grinding cavity is arranged in the grinding mechanism, a feeding hole and a powder outlet channel which are respectively communicated with the grinding cavity are formed in the grinding mechanism, a first part is arranged near a powder outlet of the powder outlet channel, a powder cup bearing surface is arranged on the first part, and a first magnetic body is arranged on the powder cup bearing surface; the powder cup is provided with a second magnetic body; when the powder cup is placed on the powder cup bearing surface, the first magnetic body and the second magnetic body attract each other to align the powder receiving position of the powder cup, so that the powder receiving opening corresponds to the powder outlet channel, and the food powder formed by grinding is prevented from being scattered.

Description

Bean grinder

Technical Field

The embodiment of the utility model provides a relate to domestic appliance technical field, especially relate to a bean grinder.

Background

With the improvement of living standard of people, people are pursuing life quality more and more, and people who love drinking coffee are also pursuing coffee quality more and more. The coffee is ground most preferably before it is cooked. Consequently, the use of bean mills is becoming more widespread.

The bean grinding machine is usually provided with a powder outlet, when in use, a powder receiving container such as a powder tank or a powder spoon is arranged at the powder outlet to receive ground coffee powder, if the powder receiving container is not right opposite to the powder outlet, the ground coffee powder is easy to scatter, the waste of the coffee powder is caused, and a table top is polluted. In order to avoid the problem that the powder receiving container is not over against the powder outlet, in the prior art, an installation position is usually arranged on a machine body or a base, the installation position can be a protrusion or a groove, and a connecting structure matched with the installation position is arranged on the powder receiving container. When the powder receiving container is arranged on the mounting position, the powder receiving container just faces the powder outlet.

Chinese utility model patent of No. CN 208404244U discloses a bean grinder, this bean grinder includes the organism, connects the powder device and connects powder support piece, connects powder support piece to arrange the organism in, connects powder support piece to support and connects the powder device, connects the powder device to include general powder box and coffee machine filter cup, connects powder support piece to include first support position and second support position, and first support position can support general powder box that connects, and the second supports the position and can support coffee machine filter cup. However, the bean grinder with the structure needs a user to place the powder cup on the mounting position by himself, and the powder cup cannot be aligned automatically; the mold opening production difficulty of the machine body is high; in addition, the table top is provided with an uneven structure, which affects the beauty of the bean grinder.

SUMMERY OF THE UTILITY MODEL

In view of the above problems existing in the prior art, an embodiment of the present invention provides a bean grinder capable of automatically aligning a powder cup.

In order to solve the above problem, the embodiment of the present invention provides a technical solution:

a bean grinder comprising: the grinding mechanism is arranged on the machine body, a grinding cavity is arranged in the grinding mechanism, and a feeding hole and a powder outlet channel which are respectively communicated with the grinding cavity are formed in the grinding mechanism;

a first component is arranged near a powder outlet of the powder outlet channel, the first component is provided with a powder cup bearing surface, and the powder cup bearing surface is provided with a first magnetic body;

the powder cup is provided with a second magnetic body; when the powder cup is arranged on the powder cup bearing surface, the first magnetic body and the second magnetic body attract each other to align the position of the powder cup for receiving powder; therefore, the purpose of automatically aligning the powder receiving port and the powder outlet channel is realized, the food powder formed by grinding is prevented from being scattered outside the powder cup, the structure is simple, and the operation is convenient.

In some embodiments, the bottom of the powder cup is provided with a second magnetic body.

In some embodiments, the center of the powder outlet channel faces the center of the magnetic pole of the first magnetic body, and the center of the powder receiving port faces the center of the magnetic pole of the second magnetic body; like this, when the magnetic pole center of first magnetic substance and second magnetic substance is relative, go out the powder passageway and certainly can just dock the powder mouth, guaranteed the accuracy of going out the powder passageway and connecing the alignment of powder mouth.

In some embodiments, a groove is arranged on the outer side of the bottom of the powder cup, and the second magnetic body is embedded in the groove, so that the bottom of the powder cup forms a smooth bottom surface; so, under the effect of magnetic force, the powder cup can be smooth and easy slide on the powder cup loading face, avoid the powder cup to be blocked.

In some embodiments, the grinding mechanism includes a fixed cutter head fixedly disposed in the grinding chamber, a movable cutter head rotatably connected in the grinding chamber and disposed opposite to the fixed cutter head for grinding, and a driving motor in transmission connection with the movable cutter head.

In some embodiments, a rotating shaft of the driving motor is transversely arranged, the grinding cavity comprises a first cavity section and a second cavity section which are sequentially arranged along the axial direction of the rotating shaft and are communicated with each other, the feed inlet is communicated with the first cavity section, the fixed cutter head and the movable cutter head are both arranged in the second cavity section, and the driving motor is connected with the movable cutter head through a screw rod penetrating through the first cavity section and the second cavity section so as to drive the movable cutter head to rotate and bring materials in the first cavity section into the second cavity section through the screw rod. Can ensure the continuity and stability of the material feeding.

In some embodiments, the diameter of the second cavity section is larger than that of the first cavity section, the fixed cutter head is fixedly arranged on the cavity wall of one end of the second cavity section close to the first cavity section, the first end of the screw rod positioned in the second cavity section extends in the radial direction to form a cutter seat, and the movable cutter head is fixedly arranged on the cutter seat; the grinding speed can be increased and the grinding effect can be improved while the space is saved.

In some embodiments, the screw is sleeved on a rotating shaft of the driving motor; the bean grinder further comprises:

the adjusting mechanism is used for adjusting the position of the screw rod in the axial direction of the rotating shaft so as to adjust the gap between the movable cutter head and the fixed cutter head, and further, the particle size of the food powder formed by grinding can be adjusted, so that the eating and drinking requirements of users on the food powder with different particle sizes are met.

In some embodiments, the adjusting mechanism includes a knob and a reset member, the grinding mechanism is provided with a screw hole, the screw hole faces a first end of the screw rod in the second cavity section, the knob is connected in the screw hole in a threaded manner, and an extending end of the knob abuts against the first end; the reset piece is used for applying reset elastic force to the screw rod;

when the knob is screwed in, the screw rod is pushed to move towards the direction of the first cavity section, so that the gap between the movable cutter head and the fixed cutter head is reduced; when the knob is screwed out, the screw rod moves towards the direction of the second cavity section under the action of the reset elastic force so as to increase the gap between the movable cutter head and the fixed cutter head. The adjusting mechanism is simple in structure, easy to realize and convenient to operate.

In some embodiments, the adjusting mechanism further includes a bearing, the extending end of the knob is fixedly connected to the inner ring of the bearing, and the end face of the outer ring of the bearing abuts against the first end, so that the rotation resistance of the screw rod is small, and the screw rod is prevented from being blocked from rotating.

Compared with the prior art, the utility model discloses beneficial effect lies in:

the utility model discloses grind beans machine attracts mutually through the second magnetic substance on first magnetic substance on the first part and the powder cup, can the automatic alignment powder cup's position, makes the powder cup connect the powder mouth corresponding with the play powder passageway, avoids grinding the food powder that forms and loses simple structure, convenient to use.

Drawings

Fig. 1 is a schematic structural view of a bean grinder according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of the bean grinder of FIG. 1;

fig. 3-5 are schematic diagrams illustrating an alignment process of the powder cup of the bean grinder according to the embodiment of the present invention.

Description of reference numerals:

10-a first component; 11-powder cup bearing surface; 12-a first magnetic body;

20-body; 21-a grinding chamber; 22-a first cavity section; 23-a second cavity section; 24-a feed port; 25-a powder outlet channel;

30-a grinding mechanism; 31-a drive motor; 32-fixed cutter head; 33-moving tool bit; 34-a screw; 35-a tool apron;

40-powder cup; 41-a second magnetic body; 42-groove.

50-an adjustment mechanism; 51-a knob; 52-a bearing; 53-a reset piece;

60-a material box; 61-material; 62-food powder.

Detailed Description

For better understanding of the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 and 2, an embodiment of the present invention provides a bean grinder, including: the grinding mechanism 30 is arranged on the machine body 20, the grinding cavity 21 is arranged in the grinding mechanism 30, a feed inlet 24 and a powder outlet channel 25 which are communicated with the grinding cavity 21 are arranged on the grinding mechanism 30, the feed inlet 24 is used for feeding a material 61 into the grinding cavity 21, and as shown in fig. 3, the material 61 can be coffee beans, soybeans, black beans, sesame, walnuts and the like. The grinding mechanism 30 is used for grinding the material 61, and in specific implementation, the grinding mechanism 30 may include a driving motor 31, a fixed cutter head 32 fixedly disposed in the grinding cavity 21, and a movable cutter head 33 rotatably connected in the grinding cavity 21 and disposed opposite to the fixed cutter head 32, wherein the driving motor 31 is in transmission connection with the movable cutter head 33 and is used for driving the movable cutter head 33 to rotate so as to enable the movable cutter head 33 to cooperate with the fixed cutter head 32 to grind the material 61 into powder. The first member 10 is disposed near the powder outlet of the powder outlet channel 25, for example, the first member 10 may be disposed right below the powder outlet of the powder outlet channel 25, and of course, the first member 10 may also be disposed at the side of the powder outlet channel 25. The first component 10 is provided with a powder cup bearing surface 11 for bearing the powder cup 40, and the powder cup bearing surface 11 is provided with a first magnetic body 12; the first magnetic body 12 can be opposite to the powder outlet of the powder outlet channel 25, and can also be arranged in a staggered way with the powder outlet of the powder outlet channel 25. Specifically, the first member 10 may be, for example, a base for supporting the body 20, but may be other members. When the first member 10 is a base, the body 20 can be disposed on the first member 10. The powder cup 40 is used for receiving the food powder 62 scattered from the powder outlet channel 25, and the second magnetic body 41 is disposed on the powder cup 40, and specifically, the second magnetic body 41 may be disposed at the bottom of the powder cup 40.

In a specific embodiment, the first magnetic body 12 and the second magnetic body 41 may be both magnets, but the first magnetic body 12 may be an electromagnet, and the top end of the first magnetic body 12 and the bottom end of the second magnetic body 41 may be arranged to have different magnetic poles, and if the top end of the first magnetic body 12 is an N pole, the bottom end of the second magnetic body 41 may be arranged to be an S pole. When the powder cup 40 is placed on the powder cup bearing surface 11, the powder receiving opening on the powder cup 40 may not be aligned with the powder outlet opening of the powder outlet channel 25, and if the powder outlet channel 25 starts to discharge powder, the powder will be left outside the powder cup 40, as shown in fig. 3. At this time, the first magnetic body 12 and the second magnetic body 41 are not aligned, but the first magnetic body 12 and the second magnetic body 41 attract each other and drive the powder cup 40 to adjust the position under the action of magnetic force until the magnetic pole centers of the first magnetic body 12 and the second magnetic body 41 are aligned, at this time, the powder receiving port is also aligned with the powder outlet port of the powder outlet channel 25 just as shown in fig. 4, so as to achieve the purpose of aligning the powder cup 40, and then, the food powder 62 in the powder outlet channel 25 can slide down into the powder cup 40 through the powder receiving port without scattering, as shown in fig. 5.

The first and second

magnetic bodies

12 and 41 may be configured such that one of them is a magnet and the other is a ferromagnetic material body, for example, an iron block or another ferromagnetic material body. In this case, the first magnetic body 12 and the second magnetic body 41 can be configured to have a smaller size, so as to avoid the first magnetic body 12 and the second magnetic body 41 from overlapping when the powder receiving opening of the powder cup 40 is not aligned with the powder outlet of the powder outlet channel 25. If the powder cup 40 is placed on the powder cup bearing surface 11, the powder receiving opening of the powder cup 40 is not opposite to the powder outlet of the powder outlet channel 25, the first magnetic body 12 and the second magnetic body 41 are not overlapped, the first magnetic body 12 and the second magnetic body 41 attract each other, and the powder cup 40 is driven to adjust the position under the action of magnetic force until the first magnetic body 12 and the second magnetic body 41 are at least partially overlapped, at this time, the powder receiving opening is opposite to the powder outlet of the powder outlet channel 25, and the purpose of aligning the powder cup 40 can also be achieved.

Compare in the mode of connecing the powder container through arch or recess alignment, the embodiment of the utility model provides an in the bean grinder, can arrange the optional position on powder cup loading end 11 with powder cup 40 in, later powder cup 40 just can automatic alignment, and need not the manual alignment of user powder cup 40, convenient to use, in addition, need not to set up if arch or recess etc. prevent slow-witted structure, simple structure, production and processing is convenient.

In some embodiments, the center of the powder discharging channel 25 may be disposed to face the center of the magnetic pole of the first magnetic body 12, and at the same time, the center of the powder receiving opening on the powder cup 40 may be disposed to face the center of the magnetic pole of the second magnetic body 41, so that when the magnetic pole centers of the first magnetic body 12 and the second magnetic body 41 are opposite to each other, the powder discharging channel 25 can be aligned with the powder receiving opening, and the alignment accuracy of the powder cup 40 can be further improved.

In some embodiments, the powder cup bearing surface 11 may be configured as a smooth plane, and the first magnetic body 12 may be disposed in the powder cup bearing surface 11 at a position close to the surface of the powder cup bearing surface 11. For example, a side of the top plate of the first member 10 facing away from the surface of the powder cup bearing surface 11 may be provided with a recess, and the first magnetic body 12 may be fitted into the recess. Thus, under the action of magnetic force, the powder cup 40 can smoothly slide on the powder cup bearing surface 11 to align the position, and the phenomenon that the powder cup 40 is blocked due to the fact that the powder cup bearing surface 11 is uneven can be avoided.

In some embodiments, in order to form a smooth surface on the bottom of the powder cup 40, a groove 42 may be formed on the outer side of the bottom of the powder cup 40, and the second magnetic body 41 may be embedded in the groove 42, and the second magnetic body 41 is flush with the groove 42, so that the bottom of the powder cup 40 can form a smooth bottom surface, and the powder cup 40 can further be ensured to smoothly slide on the powder cup bearing surface 11 to align the position.

In some embodiments, with reference to fig. 1, the rotation shaft of the driving motor 31 is disposed transversely, the grinding chamber 21 includes a first chamber section 22 and a second chamber section 23 sequentially disposed and communicated along the axial direction of the rotation shaft, the feeding port 24 is communicated with the first chamber section 22, the feeding port 24 can be connected with a material box 60 for storing material 61, and the material 61 in the material box 60 can enter the first chamber section 22 through the feeding port 24. The fixed cutter head 32 and the movable cutter head 33 are both arranged in the second cavity section 23, and the driving motor 31 is connected with the movable cutter head 33 through a screw 34 penetrating through the first cavity section 22 and the second cavity section 23, so that when the movable cutter head 33 is driven to rotate, the material 61 in the first cavity section 22 is brought into the second cavity section 23 through the screw 34. For example, the first cavity section 22 may be disposed at a position close to the driving motor 31, the second cavity section 23 may be disposed at a position far from the driving motor 31, the feed port 24 may be located right above the first cavity section 22, the material box 60 is disposed right above the feed port 24 to facilitate feeding of the material 61 into the first cavity section 22, the screw 34 penetrates through the first cavity section 22 and the second cavity section 23 and is in transmission connection with the rotating shaft of the driving motor 31, and the movable cutter head 33 may be fixedly connected with the screw 34. Therefore, when the rotating shaft of the driving motor 31 rotates, the screw rod 34 and the movable cutter head 33 can be driven to rotate synchronously, the material 61 thrown into the first cavity section 22 can be brought into the second cavity section 23 in the rotating process of the screw rod 34, the movable cutter head 33 can be matched with the fixed cutter head 32 to grind the material 61 led into the second cavity section 23 into the food powder 62, and the continuity and the stability of the feeding of the material 61 in the working process of the bean grinder can be guaranteed.

In some embodiments, the diameter of the second cavity segment 23 is larger than that of the first cavity segment 22, an annular cavity wall is formed around the first cavity segment 22 at the end of the second cavity segment 23 connected to the first cavity segment 22, the fixed cutter head 32 is fixedly arranged on the annular cavity wall, the fixed cutter head 32 may be an annular cutter head or may be composed of a plurality of independent sub-cutter heads, and the sub-cutter heads may be arranged along the annular cavity wall. The first end of the screw 34 located in the second cavity 23 extends radially to form a tool holder 35, the tool holder 35 may be disc-shaped, and the movable tool bit 33 is fixedly disposed on the tool holder 35 at a side opposite to the fixed tool bit 32. The movable blade 33 may also be annular or consist of several separate sub-blades. The first cavity section 22 is used for conveying the materials 61, the size of the first cavity section 22 is designed to be small, the space can be saved, the second cavity section 23 is used for grinding the materials 61, the size of the second cavity section 23 is designed to be large, the fixed cutter head 32 and the movable cutter head 33 in large sizes can be contained, the grinding speed can be increased, and the grinding effect can be improved.

In some embodiments, the screw 34 may be sleeved on the rotating shaft of the driving motor 31; the bean grinder still includes: the adjusting mechanism 50 is used for adjusting the position of the screw 34 in the axial direction of the rotating shaft to adjust the gap between the movable cutter head 33 and the fixed cutter head 32, so as to adjust the particle size of the food powder 62 formed by grinding, thereby meeting the eating or drinking requirements of users on the food powder 62 with different particle sizes.

In particular implementations, the adjustment mechanism 50 can take a variety of forms, and one embodiment of the adjustment mechanism 50 is described in detail below in conjunction with FIG. 1. The adjusting mechanism 50 may include a knob 51 and a reset member 53, the grinding mechanism 30 is provided with a screw hole facing the first end of the screw 34 in the second cavity 23, the knob 51 is screwed into the screw hole, the extended end of the knob 51 abuts against the first end, and the reset member 53 is configured to apply a reset elastic force to the screw 34. When the knob 51 is screwed in, the screw rod 34 is pushed to move towards the first cavity section 22 so as to reduce the gap between the movable cutter head 33 and the fixed cutter head 32, and the formed food powder 62 is finer; when the knob 51 is screwed out, the screw 34 moves towards the second cavity section 23 under the action of the restoring elastic force to increase the gap between the movable cutter head 33 and the fixed cutter head 32, so that the particles of the formed food powder 62 are larger. The adjusting mechanism is simple in structure, easy to realize and convenient to operate.

In a preferred embodiment, the adjusting mechanism 50 may further include a bearing 52, an extending end of the knob 51 may be fixedly connected to an inner ring of the bearing 52, and an end surface of an outer ring of the bearing 52 may be abutted against the first end of the screw 34, so that the outer ring of the bearing 52 is driven to rotate when the screw 34 rotates, but the knob 51 does not rotate with the screw, which may prevent the knob 51 from increasing the rotation resistance of the screw 34, and may ensure the smoothness of the rotation of the screw 34.

In another preferred embodiment, the restoring member 53 may be a restoring spring. The second end of the screw 34 located at the first cavity section 22 may be provided with a counter bore, the return spring may be sleeved on the rotating shaft of the driving motor 31, the return spring may extend into the counter bore, one end of the return spring abuts against a step surface of the counter bore, the other end of the return spring may abut against the cavity wall of the first cavity section 22, or abut against other structural members, the return spring may be configured to be in a compressed state, so as to apply a return elastic force to the screw 34 when the knob 51 is unscrewed.

The utility model discloses grind beans machine through the first magnetic substance 12 on the first part 10 and the second magnetic substance 41 inter attraction on the powder cup 40, can align the position of powder cup 40 automatically, makes the powder mouth that connects of powder cup 40 and goes out the powder mouth of powder passageway 25 corresponding, avoids grinding the food powder 62 of formation to lose and spills, simple structure, convenient to use.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. A bean grinder comprising: organism, grinding mechanism and powder cup, grinding mechanism sets up on the organism, be provided with in the grinding mechanism and grind the chamber, just be equipped with in the grinding mechanism with grind the feed inlet that the chamber communicates respectively and go out powder passageway, its characterized in that:

the powder cup is provided with a second magnetic body; when the powder cup is arranged on the powder cup bearing surface, the first magnetic body and the second magnetic body attract each other to align the powder receiving position of the powder cup.

2. The bean grinder of claim 1, wherein a second magnetic body is provided at the bottom of the powder cup.

3. The bean grinder according to claim 2, wherein the center of the powder outlet passage is opposite to the center of the magnetic pole of the first magnetic body, and the center of the powder receiving port is opposite to the center of the magnetic pole of the second magnetic body.

4. The bean grinder according to claim 2, wherein a groove is formed on the outer side of the bottom of the powder cup, and the second magnetic body is embedded in the groove, so that the bottom of the powder cup forms a smooth bottom surface.

5. The bean grinder according to claim 1, wherein the grinding mechanism comprises a fixed cutter head fixedly arranged in the grinding cavity, a movable cutter head rotatably connected in the grinding cavity and arranged opposite to the fixed cutter head to match grinding, and a driving motor in transmission connection with the movable cutter head.

6. The bean grinder according to claim 5, wherein a rotating shaft of the driving motor is transversely arranged, the grinding cavity comprises a first cavity section and a second cavity section which are sequentially arranged along the axial direction of the rotating shaft and are communicated with each other, the feed inlet is communicated with the first cavity section, the fixed cutter head and the movable cutter head are both arranged in the second cavity section, and the driving motor is connected with the movable cutter head through a screw rod penetrating through the first cavity section and the second cavity section so as to drive the movable cutter head to rotate and bring materials in the first cavity section into the second cavity section through the screw rod.

7. The bean grinder according to claim 6, wherein the diameter of the second cavity section is larger than that of the first cavity section, the fixed cutter head is fixedly arranged on the cavity wall of one end of the second cavity section close to the first cavity section, the first end of the screw rod in the second cavity section extends in the radial direction to form a cutter seat, and the movable cutter head is fixedly arranged on the cutter seat.

8. The bean grinder of claim 6, wherein the screw is sleeved on a rotating shaft of the driving motor; the bean grinder further comprises:

and the adjusting mechanism is used for adjusting the position of the screw rod in the axial direction of the rotating shaft so as to adjust the gap between the movable cutter head and the fixed cutter head.

9. The bean grinder according to claim 8, wherein the adjusting mechanism comprises a knob and a reset member, the grinding mechanism is provided with a screw hole, the screw hole is opposite to the first end of the screw rod in the second cavity section, the knob is in threaded connection with the screw hole, and the extending end of the knob is abutted against the first end; the reset piece is used for applying reset elastic force to the screw rod;

when the knob is screwed in, the screw rod is pushed to move towards the direction of the first cavity section, so that the gap between the movable cutter head and the fixed cutter head is reduced; when the knob is screwed out, the screw rod moves towards the direction of the second cavity section under the action of the reset elastic force so as to increase the gap between the movable cutter head and the fixed cutter head.

10. The bean grinder of claim 9, wherein the adjustment mechanism further comprises a bearing, the extending end of the knob is fixedly connected with an inner ring of the bearing, and an end surface of an outer ring of the bearing abuts against the first end.