KR101294265B1 - Coffee machine including grinding means for coffee beans and dripping means - Google Patents

Abstract

The present invention relates to a coffee machine comprising a coffee bean grinding means and a dripping means, wherein a roasted coffee bean is supplied, and a coffee bean cylinder detachably mounted at a lower portion thereof in a cylinder cover ( 140); A rotary shaft inserted into the shaft hole in the center of the cylinder and rotating by external power; A ring type first grinder 166 having a lower opening and having a plurality of screw type grinding teeth 166A inclined therein; The rotary shaft inserting portion 162 is provided and coupled to the rotary shaft 150, and a plurality of screw-shaped grinding teeth 164A are formed to be inclined, and a predetermined distance from the lower side of the first grinder to the first grinder. A ground coffee grinding means comprising a second grinder 164 of the mountain shape, which is opposed to each other, and a water tank in which water is stored for producing coffee; A heater for heating the water introduced from the water tank; A hot water inlet 120 to which heated hot water is supplied; And a cylinder cover 130 having a plurality of penetration holes 132 through which the introduced hot water falls, and the introduced water uses the cylinder 140 and the grinder unit 160 as a dripping passage. It is characterized in that it comprises a dripping means to allow dripping to be carried out while doing so. Therefore, the technology disclosed in the present invention can greatly reduce the noise generated when the coffee beans are ground due to the low speed rotation of the second grinder, and the first grinder can be easily separated from the second grinder. In addition, the hot water can be easily supplied in a simple configuration, and there is a great effect of producing coffee beans by flowing down and scattering the coffee loaded in the dripping container 184 while performing cleaning.

Description

COFFEE MACHINE INCLUDING GRINDING MEANS FOR COFFEE BEANS AND DRIPPING MEANS}

The present invention relates to a coffee machine comprising a coffee bean grinding means and a dripping means, and more particularly, it is possible to reduce noise during grinding of roasted coffee beans, Coffee bean grinding means that can easily separate and wash the grinder part and the like, and hot coffee can be easily supplied to produce coffee beans, and the cylinder and grinder part are used as a dripping path to perform cleaning. A coffee machine comprising a dripping means to enable gripping.

Recently, interest in coffee beans has peaked, so coffee enthusiasts are exploding, and coffee bean franchises are emerging everywhere. In general, a coffee machine accommodates raw beans from which a coffee beans can be produced in a kettle, roasts by heating by heating means, pulverizes the roasted coffee beans, and warm water flows into the drip. As a device configured to be pinged, recently, a coffee machine including a large or small-sized coffee bean grinding means for roasting and grinding raw beans directly in a coffee shop has been widely used.

However, in the conventional coffee machine including various coffee bean grinding means, since a motor is installed on the side or the bottom of the grinder portion having the grinding blade, severe noise occurs during grinding of the roasted coffee beans, and the grinding device is detachable. Because of the unstructured structure, there was a difficulty in maintenance such as cleaning of the beans left in the cylinder or grinder section. In addition, the inflow of hot water has a problem that the size of the machine increases. Thus, there have been many problems with users using, maintaining and managing coffee machines.

The present invention can reduce the noise generated when grinding the roasted beans, form a structure that can easily detach the cylinder portion accommodated in the grinder portion in the coffee machine, coffee beans that can facilitate washing and management Provided is a coffee machine comprising a grinding means and driping means capable of easily supplying hot water to produce ground coffee, and using the cylinder and grinder portion as a dripping passage to perform dripping while cleaning. I would like to.

The present invention has the following constitution as a means for achieving the above object.

In an embodiment of the present invention, a coffee machine including a coffee bean grinding means includes: a cylinder detachably mounted at a lower portion of the cylinder cover and to which roasted coffee beans are supplied; A rotating shaft inserted into the shaft hole in the center of the cylinder and rotating by external power; A ring type first grinder having a lower opening and a plurality of screw type grinding teeth inclined therein; A shaft hole is provided and coupled to the rotating shaft, and a plurality of screw-type grinding teeth are inclined, and are disposed to face the first grinder at a predetermined distance from a lower side of the first grinder. And a second grinder of a mountain shape.

According to another embodiment of the present invention, a coffee machine including coffee bean grinding means and dripping means comprises: a cylinder to which roasted coffee beans are supplied; A rotating shaft inserted into the shaft hole in the center of the cylinder and rotating by external power; A second grinder having a shaft hole coupled to the rotating shaft and having a plurality of screw-shaped grinding teeth inclined; A coffee grinder comprising; a ring-shaped first grinder facing the second grinder at a predetermined interval relatively to the second grinder at a predetermined interval, and having a lower portion thereof open and having a plurality of screw-shaped grinding teeth inclined therein. Means, and a water tank in which water is stored to produce coffee; A heater for heating the water introduced from the water tank; A hot water inlet through which heated hot water is supplied; And a cylinder cover having a plurality of penetration holes through which the introduced hot water falls, and the introduced water is dripped by the coffee loaded on the drip receiving portion 184 through the cylinder and the grinder. ) A dripping means configured to be carried out.

In addition, after the coffee beans are crushed by the first grinder 164 and the second grinder 166, the first grinder and the second grinder are supplied while hot water for coffee production is supplied and the dripping is performed. Operation is continued, and the supplied hot water flows down using the cylinder 140 and the grinder portion 160 as the dripping passages, and at the same time as the cleaning, flows down to the coffee loaded in the dripping accommodating portion 184. Characterized in that configured to.

According to the coffee machine including the coffee bean grinding means and the dripping means of the present invention as described above, when the ground coffee beans are ground to form a removable structure of the coffee bean cylinder and the grinder, the generation of noise is reduced It is easy to clean and maintain. A plurality of hot water permeation holes can be formed in the cylinder cover to facilitate the inflow of hot water, and the cylinder and grinder can be used as a dripping passage to clean and grip at the same time, resulting in consumer use and maintenance. And it is possible to obtain a great effect that can facilitate the management.

1 is an exploded perspective view showing a coffee machine including the coffee bean grinding means of the embodiment of the present invention.
2 is a cross-sectional view showing a coffee machine including the coffee bean grinding means of the embodiment of the present invention.
3 is an exploded perspective view of the grinder portion showing a specific configuration of the coffee bean grinding means shown in FIGS. 1 and 2.
4 is a cross-sectional view of the grinder section showing a specific configuration of the coffee bean grinding means shown in FIGS. 1 and 2.
5 is an exploded perspective view of a specific configuration of a coffee machine including the coffee bean grinding means and the dripping means of the embodiment of the present invention.
FIG. 6 is a plan view of a cylinder cover showing a specific example of the perforation hole in the coffee machine including the coffee bean grinding means and the dripping means of FIG. 5.

1 is an exploded perspective view showing a coffee machine including a coffee bean grinding means of an embodiment of the present invention, and FIG. 2 is a cross-sectional view showing a coffee machine including a coffee bean grinding means of an embodiment of the present invention.

1 and 2, the coffee machine 100 including the coffee bean grinding means includes a cylinder 140, a rotation shaft 150, and a grinder unit 160.

The cylinder 140 accommodates the roasted coffee beans, forms a structure in which the coffee beans are discharged as they go down, and is discharged, and the distribution film formed around the coffee beans supply unit 142 and the shaft hole located in the center on the outer circumferential surface thereof ( 144). The cylinder 140 is detachably mounted to the cylinder cover 130 from below. In one embodiment, the coffee beans roasted by the heater enter the cylinder through the coffee bean feed.

The rotating shaft 150 is inserted into the shaft hole formed in the center of the cylinder 140. In one embodiment, the rotating shaft 150 provides a rotational force that can be ground coffee beans loaded into the cylinder 140 while rotating in the shaft hole of the cylinder 140. At this time, the rotation shaft 150 is rotated by the power supplied from the outside.

The grinder unit 160 includes a rotation shaft inserting unit 162, a first grinder 166, and a second grinder 164. In one embodiment, the rotation shaft inserting portion 162 is formed in the center of the second grinder 164, and is coupled to the rotation shaft 150. The second grinder 164 is located on the same center line as viewed from the top and bottom view of the shaft hole formed in the center of the cylinder 140.

In one embodiment, the grinder unit 160 is inserted and coupled to the lower portion of the cylinder 140. The first grinder 166 is located on the same center line as viewed from the top and bottom view of the shaft hole formed in the center of the cylinder 140.

In one embodiment, the second grinder 164 is coupled at a predetermined distance from the bottom of the first grinder 164, the shaft hole 162 of the second grinder 164 is the axis of rotation of the cylinder 140 It is inserted into 150 and combined.

3 is an exploded perspective view of the grinder portion showing the specific configuration of the coffee bean grinding means shown in FIGS. 1 and 2, and FIG. 4 is a cross-sectional view of the grinder portion showing the specific configuration of the coffee bean grinding means shown in FIGS. 1 and 2.

3 and 4, the grinder unit 160 includes a second grinder 164 having a first grinder 166 and a rotation shaft insertion unit 162.

The second grinder 164 includes a rotation shaft inserting portion 162 and forms a plurality of screw-shaped grinding teeth 164A along the outer circumferential surface. In one embodiment, the rotary shaft 150 is coupled to the shaft hole 162, when the power is transmitted to the rotary shaft 150, the second grinder 164 is rotated by the rotary shaft 150. The second grinder 164 forms a mountain when viewed from the side.

The first grinder 166 is opened at the top and bottom, and the second grinder 164 is coupled from the bottom. In one embodiment, the first grinder 166 is formed with a plurality of screw-type grinding teeth 166A inclined inside, and is opposed to the second grinder 164 at predetermined intervals. The first grinder 166 is ring-shaped in plan view.

In one embodiment, when the rotating shaft 150 is coupled to the rotating shaft inserting portion 162 so that the second grinder 164 rotates, the coffee beans coming from the cylinder 140 receive the second grinder 164 and the first grinder ( 166) The grinding process is carried out to the particles having a predetermined size by the plurality of teeth rotating through the gap formed by the plurality of screw-shaped grinding teeth.

In one embodiment, the second grinder 164 rotates in a predetermined direction, and the plurality of screw-type grinding teeth 164A of the second grinder 164 and the plurality of screw-type grinding of the first grinder 166 are rotated. The teeth 166A are formed toward different directions from each other.

According to the structure of the grinder and the cylinder of the present invention as described above, since the rotary shaft 150 is coupled to the rotary shaft inserting portion 162 to rotate the second grinder 164, when grinding the roasted coffee beans Noise is greatly reduced, and the coffee bean cylinder and the grinder can be attached and detached. Therefore, the grinder unit is separated from the cylinder 140, and the first grinder 166, the second grinder 164, the rotary shaft 150, and the like are disassembled. Thus, the cleaning and maintenance of the cylinder and grinder part is easy.

5 is an exploded perspective view showing a coupling structure of a coffee machine including a coffee bean grinding means and a dripping means in an embodiment of the present invention.

Referring to FIG. 5, the coffee machine 10 including the coffee bean grinding means and the dripping means includes a motor 110, a hot water inlet 120, a cylinder cover 130, a cylinder 140, a rotating shaft 150, The grinder unit 160, the grinder assembly unit 170, the dripping unit 180, and the coffee beans discharge unit 190 are included.

The motor 110 powers the rotating shaft 150 in the coffee machine 10 which includes coffee beans grinding means and drip means. Power generated by the motor 110 rotates the rotary shaft 150, and as a result, the coffee beans are ground into particles of a predetermined size by the rotation of the second grinder 164 coupled with the rotary shaft 150.

When the hot water heated by the heater is introduced through the hot water inlet 120 in the water tank in which the water for producing coffee is stored, the hot water is a cylinder 140, a grinder 160, a grinder assembly 170, and The dripping portion 180 flows down sequentially. In one embodiment, the hot water is supplied to the hot water inlet 120 to perform the cleaning operation while flowing down with the remaining coffee beans and the like in the cylinder 140, the grinder 160 and the grinder assembly 170, The ground coffee powder is already crushed and scattered in the dripping container 184, and as a result, the coffee beans are extracted from the dripping container 184.

The cylinder cover 130 is formed with a plurality of hot water penetrating holes 132. Referring to FIG. 6, the plurality of hot water penetrating holes 132 distribute the hot water supplied from the hot water inlet 120 to supply the inside of the cylinder 140.

In one embodiment, the hot water inlet 120 is coupled to the upper portion of the cylinder cover 130, the cylinder 140 is coupled to the inside of the cylinder cover 130 as a result of the cylinder 140 is kept in a closed state To prevent backflow of hot water.

Since the description of the cylinder 140, the rotation shaft 150, and the grinder unit 160 has been described with reference to FIGS. 1 to 5, it will be omitted.

The grinder assembly unit 170 includes a grinder cover 172 and a grinder shaft 174. In one embodiment, the grinder cover 172 accommodates the grinder unit 160, fixes and accommodates the first grinder 164, and forms a screw thread on an inner circumferential surface thereof to be coupled to the lower portion of the cylinder 140. In one embodiment, the grinder shaft 174 forms a plurality of blade-shaped wings and is located below the grinder cover 172 and is coupled with the second grinder 164.

In one embodiment, when the coffee beans are ground in the grinder unit 160, by adjusting the grinder shaft 174 located at the bottom of the grinder cover 172 in a predetermined direction from the bottom, the size of the ground particles of the coffee beans are adjusted. do.

The dripping portion 180 includes a dripping cap 182, a dripping receiving portion 184, and a dripping cover 186. In one embodiment, the dripping cap 182 forms a hole in the center to engage with the grinder assembly 170 and provides a cover of the dripping receiver 184. The dripping receiver 184 mixes the ground coffee beans and the supplied hot water to send the extracted coffee beans to the coffee pot. The dripping cover 186 is coupled to the lower portion of the dripping receiver 184 and has a spray hole formed in the center thereof.

In one embodiment, the ground coffee beans and the supplied hot water are introduced into the dripping cap 182 to produce coffee beans, accommodated in the drip receiving portion 184, the injection hole in the center of the gripping cover 186 Emitted through.

The coffee beans discharge unit 190 is coupled to the structure protruding to the injection hole formed in the center of the dripping cover 186. In one embodiment, when the coffee pot is placed, the cover of the coffee pot pushes the discharge part 190 so that the coffee beans are discharged from the coffee bean discharge part 190 into the coffee pot. On the other hand, when the coffee pot is withdrawn, the discharge unit 190 is lowered so that the coffee beans are not discharged.

Next, the operation according to the configuration as described above of the present invention will be described.

In one embodiment, when power is supplied from the outside to the coffee machine 10 including the coffee beans grinding means and the dripping means, the coffee beans are introduced into the cylinder 140 through the coffee beans supply 142, The rotary shaft 150 inserted into the cylinder 140 and coupled to the grinder unit 160 rotates. At this time, the coffee beans introduced into the cylinder 140 are supplied to the grinder unit 160 and pass between the second grinder 164 and the first grinder 166 to the second grinder 164 and the first grinder 166. The formed screw type teeth 164A and 166A are pulverized into particles of a predetermined size according to the user's setting. The ground coffee beans are temporarily loaded in the dripping receiver 184. Next, the hot water heated by the heater is supplied to the hot water inlet 120 in the water tank in which the water is stored, and the introduced hot water passes through the cylinder 140 along the hot water penetrating hole 132 to the grinder unit 160. Pass through. At this time, the hot water flows down along with the remaining coffee beans along the path of the cylinder 140, the grinder unit 160, and the like, and is already ground and temporarily ground in the drip receiving unit 184. The coffee beans are extracted from the coffee beans, and the coffee beans are discharged to the coffee pot through the coffee bean discharge unit 190 according to a user's selection.

As described above, according to the coffee machine including the coffee bean grinding means and the dripping means of the present invention, when grinding the roasted coffee beans, the generation of noise is greatly reduced, and the coffee beans cylinder and grinder can be attached and detached. By forming the structure, it is easy to clean and maintain. A plurality of hot water permeation holes may be formed in the cylinder cover to facilitate the inflow of hot water, and the cylinder and grinder may be used as a dripping passage to perform cleaning and at the same time gripping, resulting in consumer use, There is a great effect that can be easily maintained and managed.

10: coffee machine comprising coffee beans grinding means and drip means
100: coffee machine including coffee beans grinding means
110: motor 120: hot water inlet
130: cylinder cover 132: hot water transmission hole
140: cylinder 142: coffee bean supply unit
150: rotation axis 160: grinder unit
162: rotating shaft inserting portion 164: second grinder
166: first grinder 170: grinder assembly
172: Grinder Cover 174: Grinder Shaft
180: drip part 182: drip cap
184: the dripping receptacle 186: the dripping cover
190: coffee bean discharge part

Claims (3)

A roasted coffee bean is supplied, and the coffee bean cylinder 140 is detachably mounted at a lower portion of the cylinder cover;
A rotary shaft inserted into the shaft hole in the center of the cylinder and rotating by external power;
A ring-type first grinder 166 having a lower opening and a plurality of screw-shaped grinding teeth 166A inclined inside; And
The rotary shaft inserting portion 162 is provided and coupled to the rotary shaft 150, and a plurality of screw-type grinding teeth 164A are formed to be inclined, and the first grinder is disposed relative to the first grinder from below the first grinder. Mountain-shaped second grinder 164 coupled to face each other at a predetermined interval;
A coffee machine comprising: coffee beans grinding means. Roasted coffee beans are supplied, the coffee beans cylinder 140 detachably mounted from the bottom to the cylinder cover; A rotation shaft inserted into the shaft hole in the center of the cylinder and rotating by external power; A ring-shaped first grinder 166 having a lower opening and a plurality of screw-shaped grinding teeth 166A inclined therein; The rotary shaft inserting portion 162 is provided and coupled to the rotary shaft 150, and a plurality of screw-shaped grinding teeth 164A are formed to be inclined, and a predetermined distance from the lower side of the first grinder to the first grinder. A second type grinder 164, which is opposed to and coupled to each other;
A water tank in which water is stored to produce coffee; A heater for heating the water introduced from the water tank; A hot water inlet 120 to which heated hot water is supplied; And a cylinder cover 130 having a plurality of permeation holes 132 through which the introduced hot water falls, and the introduced hot water is scattered on the coffee loaded on the drip receiving part 184 through the cylinder and the grinder part. Dripping means configured to be dripping;
And a coffee machine grinding means and a dripping means. The method of claim 2,
After the coffee beans are crushed by the first grinder 164 and the second grinder 166, the first grinder 164 and the second grinder are supplied while hot water for coffee production is supplied and dripping is performed. The hot water supplied by continuing to operate the grinder 166 is flowed down using the cylinder 140 and the grinder portion 160 as a dripping passage, while being cleaned and scattered on the coffee loaded in the drip receiving portion 184. (Iii) a coffee machine comprising a coffee bean grinding means and a dripping means.

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