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CN-121972401-A - Lifting type tea sorting equipment and method in agriculture

CN121972401ACN 121972401 ACN121972401 ACN 121972401ACN-121972401-A

Abstract

The invention provides a lifting type tea sorting device in agriculture, which comprises a circular frame, a limiting groove, a screen piece and a lifting mechanism, wherein when the lifting mechanism is matched with the screen piece to shake up and down, a top plate which is matched with the circular frame and has a lifting function is attached to the top of the circular frame, a feeding hopper is communicated with the center of the top plate and is used for guiding tea leaves into the screen piece from the feeding hopper to carry out multistage sorting, a pair of elastic parts which are positioned in the limiting groove and are used for abutting against the screen piece are arranged on the top plate.

Inventors

  • ZHANG XU
  • ZHU XINYU

Assignees

  • 湖州职业技术学院

Dates

Publication Date
20260505
Application Date
20240315

Claims (10)

  1. 1. Tea leaf lifting type sorting equipment in agriculture is characterized by comprising: a circular frame (1) with a support; a pair of mirror symmetry limiting grooves (2) are formed in the surface corresponding to the opening at the top of the round frame (1), and a screen piece (3) clamped in the round frame (1) is arranged between the two limiting grooves (2) and used for carrying out multistage sorting on tea leaves; The jacking mechanism (4) is used for shaking up and down in cooperation with tea leaves entering the screen mesh (3); When climbing mechanism (4) cooperation screen cloth spare (3) shake from top to bottom, top laminating of circular frame (1) has looks adaptation and roof (5) that have the raising and lowering functions, the top center intercommunication of roof (5) has feeder hopper (6), is used for tealeaves to follow feeder hopper (6) are leading-in carry out multistage sorting in screen cloth spare (3), be equipped with on roof (5) a pair of being located in spacing groove (2) and be used for right screen cloth spare (3) are contradicted elasticity portion (7).
  2. 2. An agricultural tea lifting sorting apparatus according to claim 1, wherein a pair of support plates (8) are fixed to the surfaces corresponding to the openings in the bottom of the circular frame (1), a placement base plate (9) is fixed to the bottom of the support plates (8), and a circular collection frame (10) corresponding to the bottom of the screen member (3) is provided at the top center of the placement base plate (9).
  3. 3. The agricultural tea lifting sorting device according to claim 1, wherein the screen member (3) comprises an upper screen cylinder (31), a limiting plate (32) attached to the inner wall of the limiting groove (2) is fixed on the upper screen cylinder (31), first screen holes (33) are uniformly distributed on the inner bottom wall of the upper screen cylinder (31), lower screen cylinders (34) are detachably connected to the bottom of the upper screen cylinder (31), the tops of the lower screen cylinders (34) corresponding to the upper screen cylinder (31) are all in an opening structure, second screen holes (35) are uniformly distributed on the inner bottom wall of the lower screen cylinder (34), and the aperture of the second screen holes (35) is smaller than that of the first screen holes (33).
  4. 4. A lifting tea leaf sorting apparatus in agriculture according to claim 3, characterized in that the top of the lower screen drum (34) is provided with a screw thread groove (36), and the bottom of the upper screen drum (31) is fixed with a screw thread connection ring (37) screwed along the screw thread groove (36).
  5. 5. An agricultural tea lifting sorting apparatus according to claim 2, wherein the lifting mechanism (4) comprises a rotating rod (41) rotatably arranged between two supporting plates (8), a driving part II (42) connected with one end of the rotating rod (41) is arranged on the surface of the supporting plate (8), and a pair of cams (43) which are in interference with the bottom of the lower screen drum (34) are fixed on the surface of the rotating rod (41).
  6. 6. An agricultural tea lifting sorting device according to claim 1, wherein a pair of mirror-symmetrical extending edges (11) are fixed on the top plate (5), a first driving part (12) is mounted at the bottom of each extending edge (11), and a mounting plate (13) connected to the circular frame (1) is fixed at the bottom end of each first driving part (12).
  7. 7. An agricultural tea lifting sorting apparatus according to claim 1, characterized in that the top end diameter of the feed hopper (6) tapers to the bottom end diameter.
  8. 8. A tea leaf lifting type sorting device in agriculture according to claim 3, characterized in that the elastic part (7) comprises a positioning block (71) fixed between the top and the bottom of the top plate (5), a compression cavity (72) is arranged in the positioning block (71), a moving block (73) is arranged on the inner wall of the compression cavity (72) in a sliding mode, a spring (74) is fixed between the top of the moving block (73) and the inner top wall of the compression cavity (72), a square contact rod (75) is fixed at the bottom of the moving block (73), the other end of the square contact rod (75) penetrates to the bottom of the positioning block (71), and a square groove (14) which is in clamping contact with the bottom end of the square contact rod (75) is arranged at the top of the limiting plate (32).
  9. 9. An agricultural tea lifting sorting device according to claim 8, wherein the top of the positioning block (71) is communicated with an air duct (76), and the other end of the air duct (76) extends from the top of the top plate (5) to the lower part corresponding to the bottom of the top plate (5).
  10. 10. A method of using an agricultural tea leaf lifting and lowering type sorting device, comprising the agricultural tea leaf lifting and lowering type sorting device according to claim 1, characterized by comprising the steps of: S1, sliding tea leaves along the inner wall of a feed hopper (6) and guiding the tea leaves into a screen member (3) for multistage separation; S2, driving the screen member (3) by starting the lifting mechanism (4) to shake tea leaves entering the screen member (3) up and down in a reciprocating manner under the cooperation of the top plate (5) and the elastic part (7); And S3, finally, when the top plate (5) with the lifting function moves upwards, the screen member (3) slides upwards along the inner wall of the limit groove (2) to be separated from the circular frame (1), and the tea leaves which are subjected to multistage sorting in the screen member (3) are taken out.

Description

Lifting type tea sorting equipment and method in agriculture Technical Field The invention relates to the technical field of sorting, in particular to lifting sorting equipment and method for tea leaves in agriculture. Background Tea leaves are taken as one of traditional drinks in China, are planted and produced in a plurality of provinces, and are different in quality and taste. However, in the production process, picked tea leaves can reach the packaging standard through a plurality of links such as sun drying and sorting, wherein the sorting link is a very important step, and the tea leaves can be screened according to the characteristics of the size, shape, color and the like of the tea leaves, so that the quality and taste of the tea leaves are further improved. At present, a large amount of tea leaves are piled on a workbench, and then a plurality of workers are used for carrying out macroscopic identification and separation, however, the manual tea sorting has a plurality of problems, because the sizes of the dried tea leaves are different, the workers are difficult to accurately identify the tea leaves with different sizes, the sorting accuracy is lower, the tea quality cannot be ensured, and moreover, because a large amount of tea leaves are required to be sorted, the manual sorting workload is large, and the workers are easy to influence the working efficiency due to fatigue and artificial deviation. Therefore, aiming at the problem, the invention provides a lifting type tea sorting device and a lifting type tea sorting method in agriculture. Disclosure of Invention The invention aims to overcome the defects of the prior art and provide an agricultural tea lifting type sorting device and method capable of overcoming the problems or at least partially solving the problems. In order to solve the technical problems, the basic conception of the technical scheme adopted by the invention is that the agricultural tea lifting type sorting equipment comprises a circular frame with a support, a pair of mirror symmetry limiting grooves are formed in the surface corresponding to the top opening of the circular frame, a screen member clamped in the circular frame is arranged between the two limiting grooves and used for carrying out multistage sorting on tea, a lifting mechanism is used for being matched with the tea entering the screen member to shake up and down, when the lifting mechanism is matched with the screen member to shake up and down, a top plate which is matched with the circular frame and has a lifting function is attached to the top of the circular frame, a feed hopper is communicated with the center of the top plate and used for guiding the tea into the screen member from the feed hopper to carry out multistage sorting, and a pair of elastic parts which are positioned in the limiting grooves and used for carrying out interference on the screen member are arranged on the top plate. Preferably, a pair of support plates are fixed on the surface corresponding to the opening at the bottom of the circular frame, a placing bottom plate is fixed at the bottom of the support plates, and a circular collecting frame corresponding to the lower part of the bottom of the screen mesh piece is arranged at the center of the top of the placing bottom plate. Preferably, the screen member comprises an upper screen cylinder, a limiting plate attached to the inner wall of the limiting groove is fixed on the upper screen cylinder, first screen holes are uniformly distributed on the inner bottom wall of the upper screen cylinder, a lower screen cylinder is detachably connected to the bottom of the upper screen cylinder, the lower screen cylinder and the top corresponding to the upper screen cylinder are of an opening structure, second screen holes are uniformly distributed on the inner bottom wall of the lower screen cylinder, and the aperture of the second screen holes is smaller than that of the first screen holes. Preferably, the top of the lower screen cylinder is provided with a thread groove, and the bottom of the upper screen cylinder is fixed with a thread connecting ring which is in threaded connection along the thread groove. Preferably, the jacking mechanism comprises a rotating rod rotatably arranged between two supporting plates, a second driving part connected with one end of the rotating rod is arranged on the surface of each supporting plate, and a pair of cams which are in contact with the bottom of the lower screen cylinder are fixed on the surface of each rotating rod. Preferably, a pair of mirror-symmetrical extending edges are fixed on the top plate, a first driving part is installed at the bottom of each extending edge, and a mounting plate connected to the circular frame is fixed at the bottom end of the first driving part. Preferably, the top end diameter of the feed hopper is gradually reduced to the bottom end diameter. Preferably, the elastic part comprises a positioning block fixed between