KR200221091Y1 - a pulverizer of tea leaf - Google Patents

Abstract

The present invention relates to a tea leaf grinder that can change the height of the cutting blade portion provided on the circumferential surface of the roller rotated inside the upper and lower covers.

The present invention is installed on the upper surface of the frame having a crushing feed roller provided in the space provided by the inner surface of the lower cover and the upper cover and the frame is integrally provided with a fixed support and motor support to the inclination It is characterized by consisting of a drive means for rotating the crushing feed roller of the crushing unit.

Therefore, to prevent the mixing of impurities such as tree branches other than tea leaves to improve the quality of tea.

Description

Tea Leaf Grinder {a pulverizer of tea leaf}

The present invention relates to a tea leaf grinder to improve the quality of tea by preventing the stem mixed in the tea leaf is mixed with the tea leaf in the process of automatically crushing a large amount of tea leaves.

Green tea has not only been consumed as a symbol and health tea since BC, but also recently, the antioxidant, deodorant, antimicrobial and blood cholesterol levels of polyphenols, one of the main ingredients of green tea, have been attracting much attention. It is found that the effect is due to polyphenols with waste playing. In particular, polyphenols and flavonoids are easily combined with hydrogen sulfide (-SH) or amine (-NH), which are the main causes of odors, to form compounds. It is known that.

Such a grinder for grinding green tea is usually provided with a pair of grinding rollers having different rotation ratios so as to be ground by a friction force between the grinding rollers while rotating.

However, there is a problem that the quality of the tea is lowered by crushing together the green tea leaves and the branches contained therein while being crushed by the friction between the rollers.

The present invention has been made to solve such a problem, and to provide a tea leaf grinder to improve the quality of tea by only grinding pure tea leaves in the process of grinding the tea leaves mixed with the branches using a grinder to grinder. There is this.

The present invention for achieving the above object is a crusher, the frame is provided with a fixed support portion and a motor support integrally having a predetermined slope; A lower cover having a first cutting blade as an inner side is fixed to the fixing base, and an upper cover having a hopper and a second single blade integrally is hinged to the lower cover, and has a rotation shaft between upper and lower covers. A crushing unit composed of a pulverizing conveying roller having a crushing cutting blade on an outer circumferential surface of the roller; The motor having the pulley is mounted on the motor support to be fixed to the motor support, characterized in that consisting of a conveying means provided to rotate the rotating shaft by a belt connected to the pulley.

1 is a perspective view of a tea leaf grinder according to the present invention.

Figure 2 is an exploded perspective view of the tea leaf grinder according to the present invention.

Figure 3 is a longitudinal cross-sectional view of the tea leaf grinder according to the present invention.

4 is a longitudinal cross-sectional view of FIG.

5,6 is an exemplary view showing an operating state of the tea leaf grinder according to the present invention.

<Brief description of symbols for the main parts of the drawings>

2: frame 3: top cover

4: lower cover 5: roller

6: crusher 7: belt

8: Pulley 8a: Pulley

9: motor 10: drive

10a: motor support 11: rod

12: fixing base 12a, 12b: bearing

13: Wheel 14: motor support

16: filter net 17: discharge outlet

18, 19: hinge axis 20, 21: cutting blade 1

22: hinge member 23: handle

24: Hopper 25, 26: second cutting blade

27: Cutting blade part 28, 29: Shaft axis

29: rotating shaft 31: fastener

32: Bracket 33: Hole

34: Shear blade 35 for replacement: Bolt

36: Nut

Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.

The tea leaf grinder 1 according to the present invention has an inner side provided by the frame 2, the upper and lower covers 3 and 4, and the upper and lower covers 4 and 3, as shown in FIG. The crushing part 6 having the grinding feed roller 5 in the space part is rotatably fixed to the upper surface of the frame 2, and the belt 7, the pulley 8, 8a and the motor 9 are used. It consists of a drive means 10 for rotating the grinding conveying roller (5).

Here, the frame 2 is provided with a plurality of pipes 11 along the edge of the rectangular box, the upper portion of which has a predetermined slope ( It is provided with a fixed support portion 12 provided to have a), the lower end is provided with a plurality of wheels 13 to facilitate the transport. In addition, the middle portion is composed of a motor support (14) is provided.

The lower cover 4 supports the grinding feed roller 5 and the upper cover 3 while being fixed to the fixed support part 12 of the frame 2 to the outside of the crushed tea leaves and finely pulverized branches. In order to discharge, the strainer 16 and the discharge port 17 in which the several hole 15 was formed are provided, and one hinge side 18 and 19 are integrally provided in one side surface.

In addition, the inner surface of the lower cover 4 is provided with the first cutting blades 20 and 21 in the axial direction, and the diameter of the hole 15 formed in the strainer 16 is preferably about 3 mm or less.

The upper cover 3 includes a hinge member 22 coupled to the hinge shafts 18 and 19, and a handle 23 is provided on a front surface facing the hinge member 22, and a hopper is provided on one side of the upper surface. 24 is provided.

In addition, the inner side of the upper cover 3 is integrally provided with second cutting blades 25 and 26 having the same direction and length as the first cutting blades 20 and 21.

The grinding feed roller 5 is provided with radial cutting blades 27 on the outer circumferential surface thereof, and rotating shafts 28 and 29 having a predetermined length are integrally provided at both sides thereof.

The crushing cutting blade portion 27 is more preferably provided to have a helical shape so that the crushed tea leaves smoothly move toward the discharge port 17 is provided.

In addition, the crushing cutting blade portion 27 is to be used with a notch portion 30 of the groove shape having a predetermined width and depth in order to finely crush the tea leaves introduced into the hopper 24 to roughly finely ground. desirable.

More preferably, the notch 30 has a height of about 1/2 the height of the average cutting blade 27.

The cutting blade portion 27 is provided to adjust the degree of grinding of the tea leaves to be pulverized, the first cutting blade 20, 21 and the second cutting blade 25 of the upper cover 3, 25 It is provided so that the space | interval between 26 may be adjusted.

To this end, a pair of brackets 32 having fastening holes 31 on the outer circumferential surface of the grinding feed roller 5 and a replacement cutting blade 34 having a predetermined width b with holes 33 formed therebetween are provided. It is provided to fix using the bolt 35 and the nut 36.

By changing the width b of the cutting blade 34 for the replacement and replacing it, the grinding density can be easily adjusted.

The motor 9 is installed on the upper surface of the motor support 14 by using the motor support 10a and the grinding feed roller 5 is configured to be rotatably supported by a plurality of bearings 12a and 12b. do.

The operation of the present invention configured as described above is as follows.

First, the tea leaf (green tea) is put into the hopper 24, and then the power switch (not shown) is turned on to rotate the pulley 8 while the motor 9 rotates. The rotation of the pulley 8 causes the other pulley 8a connected to the belt 7 to rotate to rotate the grinding feed roller 5 supported by the bearings 12a and 12b.

When the grinding feed roller 5 rotates, as shown in FIG. 6, the second cutting blades 25 and 26 and the bracket 32 of the grinding feed roller 5 are provided on the inner side of the upper cover 3. The tea leaves are crushed by the cutting blade 34 fixed to the blade).

In the process of cutting the tea leaf and the tree branch by the notch part 30 of the cutting blade 27, only the tea leaf which is dependent on the tree branch is separated first, and the tree branch separated from the tea leaf together with the tea leaf upper and lower covers (3) (4). ) And the first and second cutting blades 20, 21, 25, and 26 are moved in the left direction provided with the discharge port 17.

The first and second cutting blades as soon as they pass through the notch portion 30 of the cutting blade portion 27 by moving the crushed tea leaves and the branches in close contact with the inner wall of the upper and lower covers 3 and 4 by centrifugal force. (20) (21) (25) (26) The gap between the cutting blades 27 is narrowed and only the tea leaves separated from the tree branches are pulverized and moved to the left.

That is, the tree branches are moved in contact with the wall surfaces of the upper and lower covers 3 and 4, and only the pulverized tea leaves are continuously pulverized and pulverized into fine powder.

The tea leaves, which are separated from the tree branches and pulverized in a powder state, move along the wall and pass through the strainer 16 near the discharge port 17, and the powder pulverized within about 3 mm falls below and collects the fallen ones separately. Only the powder ground in a proper state is sorted using a sorter.

In order to clean the leftovers during this process, the handle 23 provided on the front of the upper cover 3 is pulled up and the upper cover 3 is opened around the hinge shafts 18 and 19. ) Is open and you can remove the residue left inside.

In addition, in order to adjust the grinding density, loosen the nut (36) fixed to the bracket (32) and remove the bolt (35) from the fastening hole 31, the bracket 32 and the cutting blade (27) for exchange is separated Then, between the bracket 32, a new cutting blade portion having a different height than that of the cutting blade used previously is inserted, and then the cutting blade portion 27 by inserting the bolt 35 into the fastening hole 31 and tightening with the nut 36. The exchange work is finished.

As described above, the present invention rotates the rollers having different cutting blades in the upper and lower covers having the first and second cutting blades, thereby crushing the tea leaves in the state of excluding the tree branches contained in the tea leaves. It has the effect of getting green tea.

In addition, by adjusting the gap between the cutting blade and the other cutting blade provided in the upper and lower cover, it is possible to add or subtract the grinding density of the tea leaves being pulverized and increase the convenience of the user.

Claims (5)

In the grinder, Predetermined slope ( A frame (2) having a fixed support portion (12) and a motor support (14) integrally provided with; The lower cover 4 having the first cutting blades 20 and 21 as an inner side is fixed to the fixing base 12, and the hopper 24 and the second cutting blades 25 and 26 are integrally formed. The upper cover (3) has a hinge coupled to the lower cover (4), the upper and lower cover (3) (4) for crushing on the outer circumferential surface of the roller (5) provided with a rotary shaft 28, 29 A shredding part 6 composed of a grinding feed roller 5 having a cutting blade part 27; The motor 9 having the pulley 8 is mounted on the motor support 10a to be fixed to the motor support 14, and the rotation shaft 29 is rotated by the belt 7 connected to the pulley 8. Tea leaf grinder, characterized in that consisting of a conveying means (10) provided. 2. The tea leaf grinder according to claim 1, wherein the cutting blade portion (27) comprises a notch portion (30) having a height of 1/2 to an average cutting blade portion (27) height. According to claim 1, wherein the cutting blade 27 has a bracket 32 having a fastening hole 31 on the outer circumferential surface of the roller (5) and the replacement shear blades 34 having a hole 33 is formed in the bracket The tea leaf grinder, characterized in that configured to be fixed to the (32) to adjust the gap between the first and second cutting blades (20) (21) (25) (26). The tea leaf grinder according to claim 1, characterized in that the cutting blade (27) is fixed to the outer circumferential surface of the roller (5) by welding. According to claim 1, characterized in that the strainer 16 having a plurality of holes 15 is provided at the end portion of the first cutting blades 20, 21 provided in the lower cover (4). Tea leaf grinder.