CN218390827U - Grinder and bean grinder - Google Patents

Abstract

The utility model discloses a grinding device and a bean grinder, wherein the grinding device comprises a frame, a grinding component, a material collecting box and a static electricity removing component, the grinding component is arranged on the frame and is used for grinding coffee beans into powder, and the grinding component is provided with a discharge port; the material collecting box is detachably arranged on the rack, and a discharge channel is formed between the material collecting box and the discharge port; the static electricity removing assembly is installed on the rack and comprises a plasma generator and a blower, the blower is communicated with the plasma generator and arranged, and the plasma generator is arranged towards the discharging channel. When the grinding device works, the discharge port of the grinding assembly drops powdery materials, the air blower and the plasma generator are linked to generate ion wind to blow to the discharge channel, electric charges carried by the powdery materials in the grinding process are neutralized, and the adhesion of the powdery materials on the inner wall of the material collection box is avoided. Meanwhile, the ionic wind blows away the powdery materials falling at the inlet of the material collecting box, so that the powdery materials are prevented from being accumulated for a long time and being deteriorated.

Description

Grinder and bean grinder

Technical Field

The utility model relates to a food processing technology field, in particular to grinder and bean grinder.

Background

Currently, some semi-automatic or fully automatic bean mills incorporate crushing or grinding procedures. In the crushing or grinding process, because the high-speed friction between the bean grinding knives can generate static electricity, the coffee powder generated by grinding carries charges, the phenomena of powder flying and the like occur, the coffee powder carrying the charges is attached to the inner wall of the material collecting box, a user cannot accurately and visually observe the powder amount in the material collecting box, and the use experience of the consumer is influenced.

At present, a bean grinder is also provided with a plasma generator, the plasma generator is provided with a positive steel needle and a negative steel needle, air molecules are respectively ionized to generate positive ions and negative ions, and charges carried by coffee powder are neutralized, so that the problem of powder flying caused by static electricity generated by grinding of the coffee beans by a cutter is solved. However, in order to ensure the effect of removing static electricity, the plasma generating device is exposed and installed on the machine body, and the problem that a user touches by mistake to cause high-voltage damage to the human body exists. In addition, part of the coffee powder still can be attached to the material collecting box or the material outlet, and the coffee powder is accumulated for a long time to deteriorate, so that the product quality of the bean grinder is influenced, and even the food safety problem is induced, which is not inconstant.

SUMMERY OF THE UTILITY MODEL

For solving at least one among the above-mentioned technical problem, the utility model provides a grinder and bean grinder, the technical scheme who adopts as follows:

the grinding device provided by the utility model comprises a frame, a grinding component, a material collecting box and a static electricity removing component, wherein the grinding component is arranged on the frame and is used for grinding coffee beans into powder, and the grinding component is provided with a discharge hole; the material collecting box is detachably arranged on the rack, and a discharge channel is formed between the material collecting box and the discharge hole; the static electricity removing assembly is mounted on the rack and comprises a plasma generator and a blower, the blower is communicated with the plasma generator, and the plasma generator is arranged towards the discharge channel; wherein, the air blower and the plasma generator generate ion wind and blow to the discharge passage.

In some embodiments of the utility model, the subassembly that destatics arranges grinding assembly with between the case that gathers materials, the subassembly that destatics arranges by discharging channel.

In some embodiments of the utility model, the plasma generator includes power supply unit and discharge unit, power supply unit with discharge unit electric connection, discharge unit with realize the air supply through the gas-supply pipe intercommunication between the air-blower.

The utility model discloses an in some embodiments, plasma generator includes the installed part, the installed part is used for fixing the unit that discharges, the installed part cover is established outside the unit that discharges, the installed part adopts insulating material to make.

In some embodiments of the present invention, the discharge unit includes a first discharge needle and a second discharge needle, the first discharge needle and the second discharge needle are arranged at an interval, the first discharge needle and the second discharge needle are inserted into the mounting member, and the first discharge needle and the second discharge needle release charges with opposite polarities.

The utility model discloses an in some embodiments, the subassembly that destatics is including going out the fan housing, go out the fan housing with the plasma generator orientation discharging channel's one end is connected, go out the fan housing and seted up a plurality of air outlets.

The utility model discloses an in some embodiments, the air outlet is the round hole form and arranges, each the air outlet is linear interval arrangement, adjacent two interval between the air outlet equals.

The utility model discloses an in some embodiments, the subassembly that destatics includes the connecting piece, the connecting piece with go out the setting of fan housing intercommunication, the connecting piece is installed the discharge gate below, the connecting piece is used for the guide the ionic wind of subassembly that destatics carry extremely discharging channel.

The utility model discloses an in some embodiments, grinding assembly include the transmission shaft, with transmission shaft fixed connection's interior emery wheel and encircle the outer emery wheel that interior emery wheel set up, the transmission shaft rotates and drives interior emery wheel for outer emery wheel rotates in order to realize grinding.

The utility model also provides a bean grinder, bean grinder includes aforementioned grinder.

The embodiment of the utility model has the following beneficial effect at least: when the grinding device works, the powder material falls from the discharge hole of the grinding assembly, the air blower and the plasma generator are linked to generate ion wind to blow to the discharge channel, the electric charges carried by the powder material in the grinding process are neutralized, and the adhesion of the powder material on the inner wall of the material collecting box is avoided. Meanwhile, the ionic wind blows away the powdery materials falling at the inlet of the material collecting box, so that the powdery materials are prevented from being accumulated for a long time and going bad.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a polishing apparatus;

FIG. 2 is a schematic view of the structure of the static electricity removing assembly in the polishing apparatus shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the static discharge assembly shown in FIG. 2;

FIG. 4 is an exploded view of the structure of the static discharge assembly shown in FIG. 2;

fig. 5 is a schematic structural diagram of a connecting member in the polishing apparatus provided in fig. 1.

Reference numerals: 100. a frame; 210. a drive shaft; 220. an inner grinding wheel; 230. an outer grinding wheel; 300. a material collecting box; 400. a static electricity eliminating component; 410. a power supply unit; 420. a discharge unit; 421. a first discharge needle; 422. a second discharge needle; 430. a blower; 431. a gas delivery pipe; 440. a mounting member; 450. an air outlet cover; 451. an air outlet; 460. a connecting member; 461. an air supply channel; 462. a blanking hole; 470. and (7) mounting the plate.

Detailed Description

Embodiments of the invention, examples of which are illustrated in the accompanying drawings, are described in detail below with reference to fig. 1 to 4, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that if the terms "center", "middle", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. are used to indicate an orientation or positional relationship based on that shown in the drawings, it is only for convenience of description and simplicity of description, and it is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. The features defined as "first" and "second" are used to distinguish feature names rather than having a special meaning, and further, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Currently, some semi-automatic or fully automatic bean mills incorporate a crushing or grinding procedure. In the crushing or grinding process, because the high-speed friction between the bean grinding knives can generate static electricity, the coffee powder generated by grinding carries charges, the phenomena of powder flying and the like occur, the coffee powder carrying the charges is attached to the inner wall of the material collecting box, a user cannot accurately and visually observe the powder amount in the material collecting box, and the use experience of the consumer is influenced.

At present, a bean grinder is also provided with a plasma generator, the plasma generator is provided with a positive steel needle and a negative steel needle, air molecules are respectively ionized to generate positive ions and negative ions, and charges carried by coffee powder are neutralized, so that the problem of powder flying caused by static electricity generated by grinding of the coffee beans by a cutter is solved. However, in order to ensure the effect of removing static electricity, the plasma generating device is exposed and installed on the machine body, and the problem that a user touches by mistake to cause high-voltage damage to the human body exists. In addition, part of the coffee powder still can be attached to the material collecting box or the material outlet, and the coffee powder is accumulated for a long time to deteriorate, so that the product quality of the bean grinder is influenced, and even the food safety problem is induced, which is not inconstant.

The utility model relates to a bean grinder, bean grinder are including the grinder that can get rid of static, and grinder is through blowing the ion wind to the discharge gate to eliminate the electric charge that the powdery material that the discharge gate falls carried, avoid powdery material to adhere to and influence the user and observe the powder volume in the case 300 that gathers materials, will pile up the powdery material that gathers materials case 300 entrance simultaneously and blow away and avoid piling up for a long time and take place rotten.

Other constructions and operations of the bean grinder are well known to those skilled in the art and will not be described in detail herein, and the structure of the grinding apparatus will be described below.

The utility model relates to a grinding device, which comprises a frame 100, a grinding component, a material collecting box 300 and a static electricity removing component 400, wherein the grinding component is arranged on the frame 100 and is used for grinding coffee beans into powder, and the grinding component is provided with a discharge hole; the material collecting box 300 is detachably arranged on the frame 100, and a discharge channel is formed between the material collecting box 300 and the discharge hole; the static electricity removing assembly 400 is mounted on the rack 100, the static electricity removing assembly 400 comprises a plasma generator and a blower 430, the blower 430 is communicated with the plasma generator, and the plasma generator is arranged towards the discharging channel; wherein, the blower 430 and the plasma generator generate ion wind and blow to the discharging channel. When the grinding device works, the powder material falls from the discharge hole of the grinding assembly, the air blower 430 and the plasma generator are linked to generate ion wind to blow to the discharge channel, the electric charges carried by the powder material in the grinding process are neutralized, and the adhesion of the powder material on the inner wall of the material collecting box 300 is avoided. Meanwhile, the ionic wind blows away the powdery materials falling at the inlet of the material collecting box 300, so that the powdery materials are prevented from being deteriorated due to long-term accumulation.

Further, the static electricity eliminating assembly 400 is arranged between the grinding assembly and the material collecting box 300, and the static electricity eliminating assembly 400 is arranged beside the discharging channel in combination with the drawing. It will be appreciated that the static discharge assembly 400 is arranged at the side of the discharge channel to avoid interfering with the falling of the powdery material. In the prior art, although some products adopt the plasma generator to perform static electricity removing operation on the powder material falling from the grinding assembly, the discharge end of the plasma generator is arranged in the discharge channel or extends into the collection box 300, so that the falling of the powder material is influenced when the grinding assembly is used, and even when a user touches the grinding assembly by mistake, the grinding assembly can cause high-voltage damage to a human body. The utility model discloses to destatic subassembly 400 and arrange the side at discharging channel, combine air-blower 430 to blow off the electric charge that the powdery material that ionic wind was in order to neutralize discharging channel department whereabouts carried, it is safe in utilization and destatic effectual.

Further, the plasma generator includes a power supply unit 410 and a discharge unit 420, and in conjunction with the drawings, the power supply unit 410 is electrically connected to the discharge unit 420, and the discharge unit 420 is communicated with the blower 430 through a gas pipe 431 to supply air. It is understood that the power supply unit 410 provides the discharge unit 420 with a pulsed high voltage to release ions to neutralize the charge carried by the powdery material. Specifically, the power supply unit 410 may be a circuit box capable of generating a pulse voltage, and may also be a control circuit of an electrical apparatus in which the ionizer is installed.

Further, the plasma generator includes a mounting member 440, the mounting member 440 is used for fixing the discharge unit 420, and in connection with the drawings, the mounting member 440 covers the discharge unit 420, and the discharge unit 420 is disposed inside the mounting member 440 and fixed inside the rack 100 by the mounting member 440. It will be appreciated that mounting member 440 is fabricated from a dielectric material.

Specifically, the discharge unit 420 includes first discharge needles 421 and second discharge needles 422, the first discharge needles 421 and the second discharge needles 422 are arranged at intervals, the first discharge needles 421 and the second discharge needles 422 are inserted in the mounting member 440, and the first discharge needles 421 and the second discharge needles 422 discharge charges with opposite polarities. Referring to the drawings, in particular, the discharge end of the first discharge needle 421 is shaped like a needle tip to better ionize air and increase the plasma generation rate. In this embodiment, the second discharge needles 422 have the same structure as the first discharge needles 421.

In some embodiments, the static discharge assembly 400 includes an air outlet cover 450, and in combination with the drawings, the air outlet cover 450 is connected to an end of the plasma generator facing the discharge channel, and the air outlet cover 450 is provided with a plurality of air outlets 451. It can be understood that setting up out fan housing 450 can guide ion wind to blow to discharging channel department better, promotes the efficiency of the electric charge that removes static subassembly 400 and discharging channel department powdery material carried, keeps gathering together the neatness of workbin 300 entrance simultaneously, avoids powdery material to pile up rotten.

Referring to the drawings, the outlets 451 are arranged in a circular hole shape, the outlets 451 are arranged linearly at intervals, and the distances between two adjacent outlets 451 are equal. It is understood that the wind speed, wind direction, etc. of the ion wind blown by the static electricity eliminating assembly 400 can be changed by changing the arrangement, shape, etc. of the air outlet 451. In this embodiment, the air outlets 451 are parallel to the discharge unit 420, and the air outlets 451 are linearly arranged, so that the ion wind blows positive and negative ions to the discharge channel in a predetermined direction.

In some embodiments, the first discharging needles 421 and the second discharging needles 422 are at the same height as the air outlet 451, and in conjunction with the drawings, the first discharging needles 421 and the second discharging needles 422 are disposed toward the air outlet 451, so that the air blown by the blower 430 carries more positive and negative ions, and the ion air is conveyed to the discharging channel to eliminate the charges carried by the powdery material.

Further, the static electricity removing assembly 400 further comprises a connecting member 460, the connecting member 460 is communicated with the air outlet cover 450, the connecting member 460 is installed below the discharge port, and the connecting member 460 is used for guiding the ion wind of the static electricity removing assembly 400 to be conveyed to the discharge channel. With reference to the drawings, the connecting member 460 is provided with a blanking hole 462 for the powder material to fall, and the aperture of the blanking hole 462 is smaller than or equal to that of the inlet of the material collecting box 300, so as to further prevent the powder material from accumulating outside the inlet of the material collecting box 300. The connecting member 460 is further provided with an air supply passage 461, and the air supply passage 461 can better guide ion wind to appear at the blanking hole 462, so that the working efficiency of the static electricity removing assembly 400 is improved, and the occurrence of the powder flying phenomenon is effectively prevented.

Further, the grinding assembly includes a transmission shaft 210, an inner grinding wheel 220 fixedly connected to the transmission shaft 210, and an outer grinding wheel 230 disposed around the inner grinding wheel 220, wherein the transmission shaft 210 is connected to a motor, and the motor drives the transmission shaft to rotate, so as to drive the inner grinding wheel 220 to rotate relative to the outer grinding wheel 230 for grinding. As can be understood by referring to the drawings, the outer grinding wheel 230 has a first chamber and a second chamber, the first chamber is in an inverted frustum shape to facilitate feeding, the second chamber is arranged corresponding to the outer surface of the inner grinding wheel 220, the block-shaped material enters the outer grinding wheel 230 from the first chamber and falls, the inner grinding wheel 220 rotates in the second chamber to grind the block-shaped material, and finally the block-shaped material is ground into a powdery material and falls from the discharge hole.

In some embodiments, the polishing apparatus further comprises a control device electrically connected to the static discharge device 400. Specifically, the control unit is electrically connected to the power supply unit 410 of the plasma generator, and the control unit is also electrically connected to the blower 430. It is understood that the control assembly can be provided to facilitate the user to operate the grinding assembly and the static electricity removing assembly 400 in combination or separately, and the control assembly further includes an input end for the user to operate, wherein the input end can be in the form of a button or a touch screen, so as to facilitate the user to operate and use the grinding apparatus.

In this embodiment, the static discharge assembly 400 includes a mounting plate 470, and the plasma generator and the blower 430 are integrally mounted on the rack 100 through the mounting plate 470, so as to improve the integrity of the static discharge assembly 400 and facilitate later disassembly and maintenance. In other embodiments, the plasma generation and blower 430 may also be separately mounted on the chassis 100.

In the description herein, references to the terms "one embodiment," "some examples," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" or the like, if any, mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. A grinding apparatus, comprising:

a frame (100);

a grinding assembly mounted on the frame (100) for grinding coffee beans into powder, the grinding assembly having a discharge outlet;

the material collecting box (300), the material collecting box (300) is detachably arranged on the rack (100), and a discharging channel is formed between the material collecting box (300) and the discharging port;

the static electricity removing assembly (400), the static electricity removing assembly (400) is installed on the rack (100), the static electricity removing assembly (400) comprises a plasma generator and a blower (430), the blower (430) is communicated with the plasma generator, and the plasma generator is arranged towards the discharging channel;

wherein the blower (430) and the plasma generator generate ion wind and blow the ion wind to the discharging channel.

2. The abrading device of claim 1, wherein: the static electricity removing assembly (400) is arranged between the grinding assembly and the material collecting box (300), and the static electricity removing assembly (400) is arranged beside the discharging channel.

3. The abrading device of claim 2, wherein: the plasma generator comprises a power supply unit (410) and a discharge unit (420), wherein the power supply unit (410) is electrically connected with the discharge unit (420), and the discharge unit (420) is communicated with the blower (430) through a gas pipe (431) to realize air supply.

4. The abrading device of claim 3, wherein: the plasma generator comprises a mounting member (440), the mounting member (440) is used for fixing the discharge unit (420), the mounting member (440) is covered outside the discharge unit (420), and the mounting member (440) is made of an insulating material.

5. The abrading device of claim 4, wherein: the discharge unit (420) comprises a first discharge needle (421) and a second discharge needle (422), the first discharge needle (421) and the second discharge needle (422) are arranged at intervals, the first discharge needle (421) and the second discharge needle (422) are inserted into the mounting member (440), and the first discharge needle (421) and the second discharge needle (422) release charges with opposite polarities.

6. The abrading device of claim 1, wherein: the static electricity removing assembly (400) comprises an air outlet cover (450), the air outlet cover (450) is connected with one end of the discharging channel, which faces towards the plasma generator, and the air outlet cover (450) is provided with a plurality of air outlets (451).

7. The abrading device of claim 6, wherein: the air outlets (451) are arranged in a circular hole shape, the air outlets (451) are arranged in a linear shape at intervals, and the distance between every two adjacent air outlets (451) is equal.

8. The abrading device of claim 6, wherein: the static electricity removing component (400) comprises a connecting piece (460), the connecting piece (460) is communicated with the air outlet cover (450), the connecting piece (460) is installed below the discharge hole, and the connecting piece (460) is used for guiding the ionic wind of the static electricity removing component (400) to be conveyed to the discharge channel.

9. The abrading device of claim 1, wherein: the grinding assembly comprises a transmission shaft (210), an inner grinding wheel (220) fixedly connected with the transmission shaft (210), and an outer grinding wheel (230) arranged around the inner grinding wheel (220), wherein the transmission shaft (210) rotates to drive the inner grinding wheel (220) to rotate relative to the outer grinding wheel (230) so as to realize grinding.

10. A bean grinder is characterized in that: comprising a grinding device according to any one of claims 1 to 9.

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