JPH0148729B2 - - Google Patents

Description

[Detailed Description of the Invention] <Industrial Application Field> The present invention is a tea leaf cleaning device, and more specifically, a tea leaf cleaning device that is used to remove damage to tea leaves during the process of cleaning tea leaves that are contaminated with dust such as volcanic ash, which is unique to volcanic regions. The present invention relates to a device that can reduce and completely remove dust.

<Prior art and its problems> Conventionally, as a method for cleaning tea leaves after harvesting, for example, water and tea leaves are poured into a cylindrical body and the cylindrical body is rotated to remove dust, etc. attached to the tea leaves. There is a cleaning method called the rotary kiln method, but in this case, there are problems such as the tea leaves are easily damaged and the amount of water used is large.Additionally, when the washed tea leaves are taken out, tea leaves remain in the cylinder. When the next tea leaves are washed, they often mix together, resulting in a drop in quality, and in order to avoid this, it takes time and effort to clean the tea leaves remaining in the cylinder.

Next, there is a method of washing the tea leaves by placing them in a water tank and generating air bubbles from the bottom, but this method has problems such as not being able to wash the tea leaves sufficiently because there is little movement of the tea leaves. be.

<Means for Solving the Problems> In order to solve the above problems, the present invention uses appropriate means to move a washing tank with a corrugated bottom sideways to wash tea leaves. The idea is to solve this problem by carrying out the process of draining and transporting the tea leaves in a series of steps that can be carried out satisfactorily. None, a tea leaf loading hopper is communicated with the upper opening at the starting end of the tea leaf cleaning tank, and the terminal opening is opened onto a tea leaf cleaning net conveyor placed horizontally at an extended position of the tea leaf cleaning tank. A plurality of water sprinklers for dust removal are disposed above the conveyor, and a starting end is located below the terminal end of the tea leaf cleaning net conveyor at the lower part of the tea leaf cleaning tank and the tea leaf cleaning net conveyor connected to each of the above,
A draining conveyor is arranged such that its terminal end is located behind and below the starting end of the tea leaf cleaning tank, and furthermore, the terminal end of the tea leaf cleaning net conveyor and the starting end of the draining conveyor are communicated by a tea leaf conduction plate. In addition, the tea leaf cleaning tank, tea leaf cleaning net conveyor, and draining conveyor are integrally linked by the necessary means, and a filtration system is installed below the draining conveyor to collect wastewater. A tea leaf cleaning device characterized in that a tank is arranged, and water is piped from inside the filtration tank to the tea leaf input hopper through a water conduit with a pump.

<Embodiments and operations> The tea leaf cleaning device according to the present invention will be described in detail below with reference to drawings showing embodiments thereof.

FIG. 1 is an overall explanatory diagram of the present invention, and 1 is a storage main body, and 2 is an oblong tea leaf cleaning tank that is disposed on both sides of the upper part so as to be able to reciprocate laterally, and in this case, the tea leaf cleaning tank 1 and the above A bearing or the like is interposed in the sliding portion of the storage body 2 to reduce the sliding resistance as much as possible. By making the bottom of the tea leaf washing tank 1 wave-like, a plurality of wave-shaped tanks 3, 3, . . .
A tea leaf loading hopper 5 is connected to the starting end upper opening 4 of the tea leaf cleaning tank 1, and a tea leaf cleaning net conveyor 7 whose terminal end opening 6 is placed horizontally at an extended position of the tea leaf cleaning tank 1 is formed. The upper opening 4 at the starting end of the tea leaf cleaning tank 1 opens upward.
It has a tapered shape so that the tea leaves that are repeatedly sent back and forth along with water from the cup will not scatter in all directions. Dust-removing water sprinklers 8, 8, . . . are disposed above the tea leaf cleaning net conveyor 7 in order to wash away dust and mud adhering to the tea leaves sent out from the tea leaf cleaning tank 1, and each of the above-mentioned water sprinklers 8, 8, . . . As shown in the figure, the starting end is located below the terminal end of the tea leaf cleaning tank 1 and the tea leaf cleaning net conveyor 7, which are connected to each other. A net conveyor 9 for draining and conveying is provided so as to protrude below the rear of the starting end, that is, to the outside of the storage main body 2. In order to improve the draining effect, it is preferable that the net conveyor 9 for draining and conveying water is arranged so that the angle of inclination increases toward the terminal end.

Also, between the terminal end of the tea leaf washing net conveyor 7 and the starting end of the draining conveyor net conveyor 9,
A tea leaf conduction plate 10 is used to provide communication so that the washed tea leaves can be smoothly delivered to the starting end of the draining conveyor 9.

As a method for integrally interlocking the tea leaf cleaning tank 1, the tea leaf cleaning net conveyor 7, and the draining conveyor 9, a motor 11 and a transmission are installed on the right side of the storage body 2, as shown in FIG. 1
2. A power source A consisting of a speed reducer 13 is installed, and a rotating shaft 15 having disks 14, 14' at both ends is installed behind the starting end of the tea leaf washing tank 1. As shown in Fig. 2, one end of the circumference of the disks 14, 14' and one end of both sides of the tea leaf washing tank 1 are bent at both ends of rods 16, 16' into a dogleg shape. By rotating the rotary shaft 15 by the power source A, the rotational movement of the rods 16, 16', which are pivotally supported at one end of the circumference of the discs 14, 14', is At one end of the rods 16, 16', which are pivotally supported on both sides of the tea leaf cleaning tank 1, the movement is converted into left and right movements, so that the tea leaf cleaning tank 1 repeats the left and right movements. Furthermore, the end of the net conveyor 7 for cleaning tea leaves, the start end of the net conveyor 9 for draining and conveying, and the terminal end of the net conveyor 9 for draining and conveying are interlocked with the power source A through belts, chains 17, etc., thereby cleaning the tea leaves. The cleaning tank 1, the net conveyor 7 for cleaning tea leaves, and the net conveyor 9 for draining and transporting are each integrally linked.

A filtration tank 18 for collecting waste water is provided at the bottom of the storage body 2, and waste water is fed into the filtration tank 18 from a water receiving tank 19 disposed below the tea leaf cleaning net conveyor 7, where it is filtered. The hopper 5 is arranged so that the water is injected into the tea leaf input hopper 5 through a water conduit 19 with a pump inserted into the filtration tank 18.

In addition, 20 is a belt conveyor for introducing tea leaves, and the conveyor 20 for introducing tea leaves can be interlocked with the above-mentioned power source A by means of a belt and chain 17, etc., and a drainer is installed above the end of the net conveyor 9 for draining and conveying. It is desirable to provide an air blowing device 21 for this purpose.

In the present invention having the above configuration, as shown in FIG. is injected from the water conduit 17 with a pump into the corrugated tanks 3, 3, . By repeating the left and right lateral movement of the tea leaf cleaning tank 1, the tea leaves B were rubbed together with water in the corrugated tanks 3, 3, etc. and attached to the tea leaves B. After separating and removing the dust, the above-mentioned corrugated tank 3,
3, . . . , and then sent one after another from the terminal opening 6 of the tea leaf cleaning tank 1 onto the starting end of the tea leaf cleaning net conveyor 7. Therefore, the tea leaves B sent together with water onto the tea leaf washing net conveyor 7 are thoroughly washed off the dust and mud adhering to the tea leaves B by the dust removal water sprinklers 8, 8, . . . The tea leaves are transferred from the terminal end of the net conveyor 7 to the starting end of the net conveyor 9 for draining and conveying by the tea leaf conduction plate 10, and then transferred to the starting end of the net conveyor 9 for draining and conveying.
Above, the tea leaves B are sufficiently drained, and further, the water is completely drained by an air blowing device 21 disposed above the terminal end of the drain conveyor net conveyor 9, and the leaves are sent out of the storage main body 2.

<Effects of the Invention> As described above, in the present invention, the left side of the tea leaf washing tank,
Due to the right lateral movement, the tea leaves are rubbed in the water,
It opens the new bud, removes the dust stuck inside, and then proceeds to the next step.The dust can be removed sufficiently without damaging the tea leaves, and the process includes adding tea leaves, washing them, and draining them. This process can be carried out through a series of circulation processes, resulting in high work efficiency, and the process of water injection, drainage, etc. can also be filtered and circulated repeatedly, resulting in various effects such as being extremely economical. It is.

[Brief explanation of drawings]

FIG. 1 is an overall explanatory diagram of the present invention, FIG. 2 is a plan view of the present invention, FIG. 3 is a right side view of the present invention, and FIG. 4 is an embodiment diagram showing the state of use of the present invention. In the figure, A...power source, 1...tea leaf washing tank, 3,
3... Wave-shaped tank, 4... Starting end upper opening, 5...
Hopper for inserting tea leaves, 6... End opening, 7...
Net conveyor for cleaning tea leaves, 8, 8,... Water sprinkler for dust removal, 9... Net conveyor for draining and conveying, 10
...Tea leaf conduction plate, 18...Filtration tank, 19...
Water pipe with pump.

Claims (1)

[Claims] 1 The bottom of an oblong tea leaf washing tank arranged so as to be able to reciprocate in the horizontal direction is wavy, and a hopper for introducing tea leaves is communicated with the opening at the top of the starting end of the tea leaf washing tank, and the terminal opening is an extension of the tea leaf washing tank. A plurality of dust removal water sprinklers are disposed above the tea leaf washing net conveyor placed horizontally at a position, and a tea leaf washing tank and tea leaf washing are connected to each of the above. A drain conveyor is disposed below the tea leaf washing net conveyor, the starting end of which is located below the terminal end of the tea leaf washing net conveyor, and the ending end of which is located below the starting end of the tea leaf washing tank. The terminal end and the start end of the conveyor for draining and conveying are connected through a tea leaf conduction plate, and the tea leaf cleaning tank, the net conveyor for cleaning tea leaves, and the net conveyor for draining are integrated by a necessary means. In addition to having a structure that allows them to work together, a filtration tank for collecting waste water is placed below the net conveyor for draining and conveying water, and water is injected from within the filtration tank into the tea leaf input hopper through a water conduit with a pump. A tea leaf cleaning device that is characterized by having as many pipings as possible.