Tea leaf cleaning system

Abstract

The utility model relates to the field of tea production, in particular to a tea cleaning system. The cleaning system aims at solving the technical problems that in the prior art, the cleaning treatment time is too long, and meanwhile tea leaves are prone to being broken during cleaning. A tea leaf cleaning and washing system comprises a tea leaf storage hopper, a quantitative rotary drum, a spreading assembly and a cleaning assembly. Tea leaves are evenly laid at the upper end of the cleaning assembly in batches through the quantitative rotary drum, the tea leaves are evenly scraped to be flat in cooperation with the spreading assembly, when the tea leaves pass through the cleaning assembly, air is vertically blown to a tea leaf layer, fine dust and fluff in the tea leaves are blown away through wind power, and the purpose of cleaning the tea leaves is achieved; according to the tea leaf cleaning device, floating tea leaves can be turned downwards to be cleaned, the cleaned tea leaves are conveyed out by the lifting transmission belt, in the conveying-out process, the tea leaves are air-dried in time, particularly, blown-out air is filtered clean air, and the treated tea leaves are complete in appearance and good in quality.

Description

Technical Field

[0001] The utility model relates to the field of tea production, in particular to a tea cleaning system. Background Art

[0002] Before tea leaves are soaked, extracted and made into tea soup, they need to be cleaned and washed to remove mud, dust, fine fluff, etc. on the surface.

[0003] The technical difficulties in cleaning and washing tea leaves before soaking and extraction are: (1) The time should not be too long, as this will cause the tea leaves to soak and cause loss of tea flavor and nutrients before extraction processing; (2) The tea leaves should not be broken; (3) The washed tea leaves cannot be left for a long time and need to be quickly put into the subsequent extraction processing. Utility Model Content

[0004] In view of the deficiencies of the prior art, the purpose of the utility model is to provide a tea cleaning and washing system, which aims to solve the technical problems of the prior art that the cleaning process time is too long and the tea leaves are easily broken during cleaning.

[0005] The technical solution of the utility model is: a tea cleaning and washing system, comprising a tea storage hopper, a quantitative rotating drum, a spreading component, a cleaning component, and a cleaning component; an electrically driven quantitative rotating drum is installed on the inner side of a feeding channel of the tea storage hopper; a cleaning component for removing fine dust and lint in the tea leaves is installed directly below the quantitative rotating drum; a spreading component for evenly scraping the tea leaves is arranged at the front end of the tea storage hopper; a cleaning component for driving the tea leaves to be turned over, cleaned and air-dried is installed at the front end of the cleaning component.

[0006] Preferably, in the first step, a large amount of dry tea leaves are placed in a tea storage bucket, and the tea leaves are evenly spread on the upper end of the cleaning component in batches through the quantitative rotating drum of the feeding channel. The feeding transmission belt has uniform filter holes with a diameter of 1.5-2.0mm. The tea leaves arrive at the flattening component along the feeding transmission belt, and the flattening component evenly scrapes the tea leaves. The thickness of the tea layer is 2-3cm. A cleaning component is arranged above the tea leaves, and air is blown vertically to the tea layer. The wind speed is preferably not to blow the tea leaves. This step of equipment operation uses gravity to let small particles in the tea leaves fall, and uses wind power to blow away fine dust and fluff in the tea leaves. In the second step, the tea leaves transported by the conveyor belt enter the cleaning component. Unlike ordinary bubble cleaning machines, the cleaning component here has a smaller blowing power, and the air outlet is tilted downward so that the floating tea leaves can be turned down for cleaning. In the third step, the tea leaves cleaned by the bubble cleaning machine are lifted and transported out by an upward slope at an angle of 30°. In particular, the slope track is made of stainless steel with a uniform mesh structure and a pore size of 1.5-2.0mm. An air drying head is set above the slope to blow air vertically to the tea layer. In particular, the air blown here is filtered clean air.

[0007] Preferably, the flattening assembly includes a support frame, a scraper, an adjusting sleeve and an adjusting rod; the support frame adopts a "door"-shaped structure; a scraper is provided on the inner side of the support frame for limited sliding; an adjusting sleeve and an adjusting rod for controlling the scraping thickness of the scraper are installed in the middle position of the support frame; the staff can drive the scraper at the lower end to slide within the inner side of the support frame by operating the adjusting sleeve and the adjusting rod, so as to achieve the purpose of adjusting the scraping thickness of the tea leaves.

[0008] Preferably, the cleaning component includes a feeding transmission belt, filter holes, a protective cover, an air inlet and an air outlet; the upper end of the feeding transmission belt transmission plate is provided with filter holes distributed in a rectangular array; the air inlet at the upper end of the protective cover introduces outside air into the tea layer through five evenly distributed air outlets, and the wind speed is suitable for not blowing the tea leaves.

[0009] Preferably, a protective cover is provided directly above the feeding conveyor belt to prevent the tea leaves from flying out when the air is blown; an air inlet fan is installed on the upper end of the protective cover; and five air outlets are evenly distributed at the lower end of the air inlet fan; the operation of this equipment utilizes gravity to allow small particles in the tea leaves to fall through the filter holes of the feeding conveyor belt, and utilizes wind force to blow away the fine dust and lint in the tea leaves.

[0010] Preferably, the cleaning component includes a cleaning tank, a blower, an installation box, a multi-stage filter, a connecting pipe, a bubble nozzle, an air drying head and a lifting belt; blowers are installed at both ends of the cleaning tank; the tea leaves transported by the conveyor belt enter the cleaning tank. Unlike ordinary bubble cleaning machines, the blower here has smaller air power and the bubble nozzle is tilted downward so that the floating tea leaves can be turned downward for cleaning.

[0011] Preferably, an installation box is installed on the outer side of the blower; a multi-stage filter is placed on the inner side of the slide slot of the installation box; the mesh size of the multi-stage filter decreases from the outside to the inside; the washed tea leaves are transported out by a 30° upward slope lifting belt. In particular, the slope track is made of stainless steel with a uniform mesh structure and a pore size of 1.5-2.0mm.

[0012] Preferably, a lifting belt is installed at the right end of the cleaning tank; a connecting pipe is installed at the upper end of the blower; an inclined bubble nozzle is installed on the left side of the connecting pipe for turning the tea leaves floating in the cleaning tank downward for cleaning; a drying head is installed on the right side of the connecting pipe for blowing air vertically to the tea layer on the surface of the lifting belt; an air drying head is arranged above the slope to blow air vertically to the tea layer. In particular, a multi-stage filter installed in an installation box is provided outside the blower, and the blown air is filtered clean air.

[0013] Beneficial effects of the utility model:

[0014] The utility model spreads tea leaves uniformly in batches on the upper end of a cleaning component through a quantitative rotating drum, and cooperates with a spreading component to evenly scrape the tea leaves flat; when passing through the cleaning component, air is blown vertically toward the tea layer, and the wind speed is suitable for not blowing the tea leaves, gravity is used to make small particles in the tea leaves fall, and wind force is used to blow away fine dust and lint in the tea leaves, so as to achieve the purpose of cleaning the tea leaves; the air outlet of the cleaning component is tilted downward so that the floating tea leaves can be turned downward for cleaning, and after cleaning, they are lifted and transported out by a transmission belt; during the transportation process, the tea leaves are dried in time, and the special blown air is clean air that has been filtered, so that the treated tea leaves are complete in appearance and have good product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 What is shown is a three-dimensional structural schematic diagram of the cleaning system of the utility model;

[0016] Figure 2 Shown is a three-dimensional structural schematic diagram of the flattening component and the cleaning component of the cleaning system of the utility model;

[0017] Figure 3 The present invention is a schematic diagram of a three-dimensional structure of a cleaning component of a cleaning system in a top view;

[0018] Figure 4 What is shown is a schematic diagram of a partial three-dimensional structure of a cleaning component of the cleaning system of the present invention.

[0019] Explanation of the reference numerals: 1. Tea storage bucket; 2. Dosing drum; 3. Spreading assembly; 301. Support frame; 302. Scraper; 303. Adjusting sleeve and adjusting rod; 4. Cleaning assembly; 401. Feeding transmission belt; 402. Filter hole; 403. Protective cover; 404. Air inlet; 405. Air outlet; 5. Cleaning assembly; 501. Cleaning tank; 502. Blower; 503. Installation box; 504. Multi-stage filter; 505. Connecting pipe; 506. Bubble nozzle; 507. Air drying head; 508. Lifting transmission belt. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] See also Figure 1 The utility model provides an embodiment: a tea cleaning and washing system, comprising a tea storage hopper 1, a quantitative rotating drum 2, a spreading component 3, a cleaning component 4, and a cleaning component 5; an electrically driven quantitative rotating drum 2 is installed inside a material discharge channel of the tea storage hopper 1; a cleaning component 4 for removing fine dust and lint from the tea leaves is installed directly below the quantitative rotating drum 2; a spreading component 3 for evenly scraping the tea leaves is arranged at the front end of the tea storage hopper 1; a cleaning component 5 for driving the tea leaves to be turned over, cleaned and air-dried is installed at the front end of the cleaning component 4.

[0022] See also Figure 2 In this embodiment, the flattening component 3 includes a support frame 301, a scraper 302, an adjustment sleeve and an adjustment rod 303; the support frame 301 adopts a "door"-shaped structure; a scraper 302 is limited and slidable on the inner side of the support frame 301; an adjustment sleeve and an adjustment rod 303 for controlling the scraping thickness of the scraper 302 are installed in the middle position of the support frame 301; the staff can drive the scraper 302 at the lower end to slide on the inner side of the support frame 301 by operating the adjustment sleeve and the adjustment rod 303, so as to achieve the purpose of adjusting the scraping thickness of the tea leaves, and the cleaning component 4 includes a feeding transmission belt 401, a filter hole 402, a protective cover 403, an air inlet 404 and an air outlet 40 5. The upper end of the transmission plate of the feeding transmission belt 401 is provided with filter holes 402 distributed in a rectangular array; the air inlet 404 at the upper end of the protective cover 403 introduces external air into the tea layer through five equidistantly distributed air outlets 405, and the wind speed is preferably such that the tea leaves are not blown away. A protective cover 403 is arranged directly above the feeding transmission belt 401 to prevent the tea leaves from flying out when the air is blown; the upper end of the protective cover 403 is equipped with an air inlet 404; the lower end of the air inlet 404 is provided with five equidistantly distributed air outlets 405; the operation of this step of the equipment utilizes gravity to allow small particles in the tea leaves to fall through the filter holes 402 of the feeding transmission belt 401, and utilizes wind power to blow away fine dust and fluff in the tea leaves.

[0023] See also Figure 3-4In this embodiment, the cleaning component 5 includes a cleaning pool 501, a blower 502, an installation box 503, a multi-stage filter 504, a connecting pipe 505, a bubble nozzle 506, an air drying head 507 and a lifting belt 508; blowers 502 are installed at both ends of the cleaning pool 501; the tea leaves transported by the conveyor belt enter the cleaning pool 501, which is different from the ordinary bubble cleaning machine. The blower 502 here has a smaller blowing power, and the bubble nozzle 506 is tilted downward so that the floating tea leaves can be turned downward for cleaning. The installation box 503 is installed on the outer side of the blower 502; a multi-stage filter 504 is placed inside the slide of the installation box 503; the mesh size of the multi-stage filter 504 becomes smaller from the outside to the inside; the cleaned tea leaves are moved upward by 30 ° angle slope lifting belt 508 for transportation, in particular, the slope crawler is made of stainless steel, with a uniform mesh structure and a pore size of 1.5-2.0mm, a lifting belt 508 is installed at the right end of the cleaning tank 501; a connecting pipe 505 is installed at the upper end of the blower 502; a tilted bubble nozzle 506 is installed on the left side of the connecting pipe 505 for turning the floating tea leaves in the cleaning tank 501 downward for cleaning; a drying head 507 is installed on the right side of the connecting pipe 505 for blowing air vertically to the tea layer on the surface of the lifting belt 508; the drying head 507 is arranged above the slope to blow air vertically to the tea layer, in particular, a multi-stage filter 504 is installed on the outside of the blower 502 in the installation box 503, and the wind blown out is filtered clean air.

[0024] When working, the first step is to place a large amount of dry tea leaves into the tea storage bucket 1, and evenly spread the tea leaves in batches on the upper end of the feeding conveyor belt 401 of the cleaning component 4 through the quantitative rotating drum 2 of the feeding channel. The feeding conveyor belt 401 has uniform filter holes 402, and the diameter of the filter holes 402 is 1.5-2.0mm. The tea leaves arrive at the spreading component 3 along the feeding conveyor belt 401, and the scraper 302 of the spreading component 3 scrapes the tea leaves evenly. The thickness of the tea layer is 2-3cm. A protective cover 403 is set above the tea leaves, and the air intake fan 404 is started to introduce external air through five equally distributed air outlets 405. The air outlet 405 blows air vertically to the tea layer. The wind speed is suitable for not blowing the tea leaves. The equipment operation in this step uses gravity to let small particles in the tea fall, and uses wind power to blow away fine dust and fluff in the tea leaves.

[0025] The staff can drive the scraper 302 at the lower end to slide within the support frame 301 by operating the adjusting sleeve and the adjusting rod 303, so as to achieve the purpose of adjusting the thickness of the scraped tea leaves.

[0026] In the second step, the tea leaves transported by the conveyor belt enter the cleaning pool 501 of the cleaning component 5. Different from the ordinary bubble cleaning machine, the blower 502 here has smaller blowing power, and the bubble nozzle 506 is tilted downward so that the floating tea leaves can be turned downward for cleaning.

[0027] In the third step, the washed tea leaves are transported out by a 30° upward slope lifting belt 508. The slope track is made of stainless steel with a uniform mesh structure and a pore size of 1.5-2.0 mm. A drying head 507 is arranged above the slope to blow air vertically toward the tea layer. In particular, the blower 502 is provided with a multi-stage filter 504 installed in an installation box 503, and the air blown out is filtered clean air.

[0028] Through the above steps, the tea leaves are evenly spread on the upper end of the cleaning component 4 in batches through the quantitative rotating drum 2, and the tea leaves are evenly scraped and flattened in cooperation with the spreading component 3. After passing through the cleaning component 4, air is blown vertically to the tea layer. The wind speed is appropriate not to blow the tea leaves. Gravity is used to make small particles in the tea leaves fall, and wind force is used to blow away fine dust and lint in the tea leaves, so as to achieve the purpose of cleaning the tea leaves. The air outlet of the cleaning component 5 is tilted downward so that the floating tea leaves can be turned down for cleaning. After cleaning, they are lifted and transported out by the transmission belt 508. During the transportation process, the tea leaves are dried in time. The special blown air is filtered clean air, so that the processed tea leaves are complete in appearance and have good product quality.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A tea cleaning system, comprising a tea storage hopper (1); characterized in that: It also comprises a quantitative rotating drum (2), a spreading component (3), a cleaning component (4), and a washing component (5); an electrically driven quantitative rotating drum (2) is installed inside the feeding channel of the tea storage hopper (1); a cleaning component (4) for removing fine dust and lint from the tea leaves is installed directly below the quantitative rotating drum (2); a spreading component (3) for evenly scraping the tea leaves is arranged at the front end of the tea storage hopper (1); a washing component (5) for driving the tea leaves to be turned, washed, and air-dried is installed at the front end of the cleaning component (4); The cleaning component (5) comprises a cleaning pool (501), a blower (502), an installation box (503), a multi-stage filter (504), a connecting pipe (505), a bubble nozzle (506), an air drying head (507) and a lifting drive belt (508); blowers (502) are installed at both the front and rear ends of the cleaning pool (501); An installation box (503) is installed on the outer side of the blower (502); a multi-stage filter (504) is placed inside the slide groove of the installation box (503); the mesh size of the multi-stage filter (504) decreases from the outside to the inside; A lifting belt (508) is installed at the right end of the cleaning tank (501); a connecting pipe (505) is installed at the upper end of the blower (502); an inclined bubble nozzle (506) is installed on the left side of the connecting pipe (505) for turning the tea leaves floating in the cleaning tank (501) downward for cleaning; and a drying head (507) is installed on the right side of the connecting pipe (505) for blowing air vertically toward the tea layer on the surface of the lifting belt (508).

2. A tea cleaning system according to claim 1, characterized in that; The leveling assembly (3) comprises a support frame (301), a scraper (302), an adjustment sleeve and an adjustment rod (303); the support frame (301) adopts a "door"-shaped structure; a scraper (302) is limitedly slidable inside the support frame (301); an adjustment sleeve and an adjustment rod (303) for controlling the scraping thickness of the scraper (302) are installed in the middle of the support frame (301).

3. A tea cleaning system according to claim 1, characterized in that: The cleaning component (4) comprises a feeding transmission belt (401), filter holes (402), a protective cover (403), an air inlet fan (404) and an air outlet (405); the upper end of a transmission plate of the feeding transmission belt (401) is provided with filter holes (402) distributed in a rectangular array.

4. A tea cleaning system according to claim 3, characterized in that: A protective cover (403) is arranged directly above the feeding transmission belt (401) to prevent tea leaves from flying out when air is blown; an air inlet fan (404) is installed at the upper end of the protective cover (403); and five air outlets (405) are evenly spaced at the lower end of the air inlet fan (404).

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