CN-224205718-U - Tobacco pit digging and fertilizer applying integrated machine

CN224205718UCN 224205718 UCN224205718 UCN 224205718UCN-224205718-U

Abstract

The utility model discloses a tobacco pit digging and fertilizer applying integrated machine, which belongs to the field of tobacco planting and comprises two mounting frames and a traction rod, wherein the two mounting frames are both rotationally connected with one side of the traction rod, a fixed wheel is fixedly connected inside the mounting frames, one side of the fixed wheel is rotationally connected with a turntable, in the scheme, a duckbill box is matched with an opening plate, an L-shaped rod and a tension spring to form a mechanical control structure, so that accurate fertilization is realized, in an initial state, the tension spring stretches to generate elastic tension, the L-shaped rod is kept stable, the opening plate is driven to be closed, fertilizer is prevented from being scattered, when the duckbill box rotates to the fixed plate along with the turntable, a lug on the plate contacts with the L-shaped rod and applies thrust force to overcome the elasticity of the tension spring, the L-shaped rod is driven to rotate around a hinge point, the opening plate is synchronously driven to be opened, fertilizer in the duckbill box is immediately applied in a pit, and the opening and closing of the duckbill is utilized to open a fertilizer opening switch so as to achieve the aim of simultaneously completing pit digging and fertilizer application, and time and labor cost are saved.

Inventors

NAN LI
YU WANJUN
ZHANG SHIBO
SUN HONGJUN
JIN XIUYI
YANG GUOCHENG
WANG YUE
Niu Fuao
Fa Siqi
LU YIMING
HAN DAN
XU XIANGZHE
WANG GUOHUI
JIN ZHE
LI ZHIWU
GUO YANG
Jin Qianwan
LI LONGZHU
XU PENG

Assignees

延边大学
吉林省烟草公司延边州公司

Dates

Publication Date: 20260508
Application Date: 20250611

Claims (7)

1. The tobacco pit digging and fertilizing integrated machine comprises two mounting frames (1) and a traction rod (10) and is characterized in that the two mounting frames (1) are rotationally connected with one side of the traction rod (10), fixed wheels (11) are fixedly connected to one side of each mounting frame (1), a rotary table (12) is rotationally connected to one side of each fixed wheel (11), a fixed plate (13) is fixedly connected to one side, far away from each fixed wheel (11), of each mounting frame (1), eight duckbill boxes (15) are fixedly connected to one side of each rotary table (12), eight duckbill boxes (15) are in an equidistant circumferential array on the outer wall of each rotary table (12), one side of each duckbill box (15) is rotationally connected with an opening and closing plate (16), and an L-shaped rod (17) is fixedly connected to one side of each opening and closing plate (16).
2. The tobacco pit digging and fertilizer applying integrated machine according to claim 1, wherein the L-shaped rod (17) is rotationally connected with the duckbill box (15), the L-shaped rod (17) is rotationally connected with the outer wall of the rotary table (12), the outer wall of the L-shaped rod (17) is rotationally connected with a tension spring (18), and one end of the tension spring (18) far away from the L-shaped rod (17) is rotationally connected with one side of the rotary table (12).
3. The tobacco pit digging and fertilizer applying integrated machine according to claim 2 is characterized in that one side of the fixing plate (13) is fixedly connected with a bump (14).
4. The tobacco pit digging and fertilizer applying integrated machine according to claim 1, wherein eight connecting pipes (19) are fixedly connected to the inner wall of the rotary table (12), the eight connecting pipes (19) are in equidistant circumferential arrays on the inner wall of the rotary table (12), the eight connecting pipes (19) are respectively communicated with eight duckbill boxes (15), and a collecting cover (2) is fixedly connected above the eight connecting pipes (19).
5. The tobacco pit digging and fertilizer applying integrated machine according to claim 4, wherein a reinforcing rod (22) is fixedly connected to the outside of the fixed wheel (11), a fertilizer box (21) is fixedly connected to the upper portion of the reinforcing rod (22), a blanking pipe (23) is fixedly communicated with the lower portion of the fertilizer box (21), and the lower end of the blanking pipe (23) penetrates through the fixed wheel (11) and is located in the rotary table (12).
6. The tobacco pit digging and fertilizer applying integrated machine according to claim 5, wherein the lower end of the blanking pipe (23) is slidably connected with a mounting pipe (24), the mounting pipe (24) is located above the collecting cover (2), a sliding cover (25) is slidably connected below the inside of the mounting pipe (24), a spring (27) is fixedly connected to one side of the sliding cover (25) located outside the mounting pipe (24), and one end of the spring (27) is fixedly connected with the outer wall of the mounting pipe (24).
7. The tobacco pit digging and fertilizer applying integrated machine according to claim 6 is characterized in that a stress plate (26) is fixedly connected below the sliding cover (25).

Description

Tobacco pit digging and fertilizer applying integrated machine Technical Field The utility model relates to the field of tobacco planting, in particular to a tobacco pit digging and fertilizer applying integrated machine. Background In the tobacco planting process, pit digging and fertilizer application are key links for guaranteeing the growth quality of tobacco. The traditional operation mode generally adopts manual or sectional mechanical equipment to finish the two procedures, namely, manual pit digging and fertilization are high in labor intensity and low in efficiency, fertilization amount is difficult to control, fertilizer waste and soil pollution are easily caused, the sectional mechanical equipment needs to use a pit digger and a fertilizer applicator respectively, and the sectional mechanical equipment needs to make a round trip to the field for a plurality of times during operation, so that a large amount of time and energy are consumed, repeated compaction is caused on tobacco field soil, and the soil structure is damaged. Disclosure of utility model 1. Technical problem to be solved Aiming at the problems existing in the prior art, the utility model aims to provide a tobacco pit digging and fertilizer applying integrated machine which can realize pit digging and fertilizer applying integrated functions. 2. Technical proposal In order to solve the problems, the utility model adopts the following technical scheme. The tobacco pit digging and fertilizer applying integrated machine comprises two mounting frames and a traction rod, wherein the two mounting frames are rotationally connected with one side of the traction rod through universal joints, a fixed wheel is fixedly connected to the inside of the mounting frames and is rotationally connected with a rotary table through bearings, a fixed plate is fixedly connected to one side of the mounting frames, which is far away from the fixed wheel, a plurality of duckbill boxes are fixedly connected to the outside of the rotary table, the duckbill boxes are in equidistant circumferential arrays on the outer wall of the rotary table, an opening and closing plate is rotationally connected to one side of each duckbill box, an L-shaped rod is fixedly connected to the inside of each opening and closing plate, a plurality of connecting pipes are fixedly connected to the inner wall of the rotary table, the connecting pipes are in equidistant circumferential arrays on the inner wall of the rotary table and are respectively communicated with the duckbill boxes, a collecting cover is fixedly connected to the upper parts of the connecting pipes, a reinforcing rod is fixedly connected to the upper parts of the fixed wheels, a feed pipe is fixedly connected to the lower parts of the duckbill boxes, and the lower ends of the feed pipe penetrate through the rotary table. Further, the L-shaped rod is respectively connected with the duckbill box and the outer wall of the rotary table in a rotating way, a tension spring is sleeved on the outer wall of the L-shaped rod, one end of the tension spring, which is far away from the L-shaped rod, is connected with one side of the rotary table in a rotating way, and a lug for triggering the L-shaped rod to rotate is fixedly connected with one side of the fixing plate, which is close to the rotary table. Furthermore, the connecting pipe is communicated with the duckbill box, the collecting cover is funnel-shaped, a notch is formed in one side of the collecting cover, the secondary extrusion of the stress plate is avoided, and the opening end of the collecting cover faces the mounting pipe. Further, the lower end of the blanking pipe is connected with an installation pipe in a sliding mode, the installation pipe is located right above the collecting cover, a sliding cover is connected to the lower portion inside the installation pipe in a sliding mode, a spring is fixedly connected to one side, located outside the installation pipe, of the sliding cover, one end of the spring is fixedly connected with the outer wall of the installation pipe, a stress plate is fixedly connected to the lower portion of the sliding cover, and the stress plate is used for triggering the sliding cover to slide when the rotary table rotates. Further, the traction rod is used for being connected with farm machinery such as a tractor. Furthermore, the case cover above the fertilizer case is provided with a buckle, so that the tightness of the fertilizer case is ensured. Further, the duckbill box and the turntable are firmly fixed through screws. 3. Advantageous effects Compared with the prior art, the utility model has the advantages that: (1) In this scheme, duckbill box cooperation opening plate, L type pole and extension spring constitute mechanical control structure, realize accurate fertilization, under the initial condition, the extension spring is tensile to produce elastic tension, make L type pole keep stable, drive opening plate and close, prev