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CN-121986612-A - Base soil laying device for rape seedling raising

CN121986612ACN 121986612 ACN121986612 ACN 121986612ACN-121986612-A

Abstract

The invention discloses a foundation soil paving device for rape seedling raising, which relates to the technical field of foundation soil paving tools and comprises a crawler, wherein the crawler is matched with a guide plate through a diagonal section of a bulldozer plate, so that the collection efficiency of redundant foundation soil is improved, the function of accurately controlling the paving thickness of the foundation soil is realized, the reclaimed redundant foundation soil is conveniently and stably conveyed back to a hopper through the conveying matching of a screw feeder, an outer cylinder and a reinforced hose, the recycling efficiency of the foundation soil is improved, the foundation soil, blanking and site parameters are collected and processed in real time through a speed intelligent control module, a maximum speed model under the condition of multiple constraints is established, the running speed of the crawler is dynamically controlled within the historical optimal range, the working efficiency is improved to the maximum extent on the premise of ensuring that the paving thickness is uniform, no blocking and no overload are ensured, the paving period is shortened, the energy consumption and the labor cost of unit area are reduced, and the intelligent paving operation with high speed, high quality and self-adaption topography change is realized.

Inventors

  • LI SHIMENG
  • WANG JINXIONG
  • ZHAO CAIXIA
  • MI CHAO

Assignees

  • 西藏自治区农牧科学院农业研究所

Dates

Publication Date
20260508
Application Date
20260206

Claims (8)

  1. 1. The foundation soil paving device for rape seedling raising comprises a crawler (1) and is characterized in that a front support frame (2) is fixedly connected to the front end of the crawler (1), a plow (5) is arranged on the front support frame (2), a rear support frame (3) is fixedly connected to the rear end of the crawler (1), a storage bin (4) is arranged on the crawler (1) through a support, and a paving mechanism connected with the storage bin (4) is arranged on the rear support frame (3); A controller is arranged on the inner side of the front supporting frame (2), and a speed intelligent control module and a frequency self-adaptive module are arranged in the controller; the speed intelligent control module is used for establishing the maximum speed under the multi-constraint condition based on the foundation soil parameters, the blanking parameters and the site parameters Calculating actual paving speed according to the historical operation data And (3) with Ratio of (3) Controlling the track vehicle travelling speed to The interval is within; and the frequency self-adaptive module is used for monitoring the foundation soil state in real time and dynamically adjusting the frequency of the vibrator according to the foundation soil state monitored in real time.
  2. 2. The foundation soil paving device for rape seedling raising according to claim 1, wherein the data analysis steps of the speed intelligent control module are as follows: M1, time sequence sequencing is carried out on the foundation soil parameters, the blanking parameters and the site parameters which are acquired in real time, and the average value of each parameter at the same acquisition time is calculated And standard deviation of Setting a fluctuation range Removing abnormal values out of range, if the number of abnormal values exceeds 30% of the sample size, judging that the data is abnormal and triggering re-detection, and re-calculating average value of effective data As a reliable input value at the current time; M2, based on effective parameters, respectively calculating the upper speed limit under the conditions of blanking capability constraint, granularity fluidity constraint, humidity adhesion constraint, vibration promotion constraint, topography relief constraint and soil hardness constraint, and taking the minimum value as the theoretical maximum speed under the current working condition And calculating the actual average laying speed according to the historical operation data And (3) with Is a proportional coefficient of (2) Finally, the real-time advancing speed of the tracked vehicle is controlled at Within the interval.
  3. 3. The foundation soil laying device for rape seedling raising according to claim 2, wherein the data analysis step of the frequency self-adaptive module is as follows: N1, acquiring the humidity of the foundation soil in real time And particle size And combined with the level Monitoring data, respectively calculating humidity influence factors Coefficient of particle size fluidity And a level influencing factor ; N2, weighting the above influence factors 、 、 Weighting and fusing to combine the basic vibration frequency Calculating the final vibrator output frequency 。
  4. 4. The foundation soil paving device for rape seedling raising according to claim 1, wherein the paving mechanism comprises a hopper (6) arranged in a storage bin (4), a telescopic hose (7) is connected to the lower end of the hopper (6), a diversion frame (8) is connected to the lower end of the telescopic hose (7), a diversion frame (9) is arranged at the lower end of the diversion frame (8), a bulldozer plate (10) is connected to the diversion frame (9) through a connecting plate, lifting components for driving the bulldozer plate (10) and the diversion frame (9) to lift are arranged on the rear supporting frame (3), and recovery components for recovering paved redundant foundation soil are arranged on two sides of the bulldozer plate (10).
  5. 5. The foundation soil paving device for rape seedling culture according to claim 4, wherein the vibrating machines (11) are arranged on two sides of the storage bin (4), a plurality of damping springs (12) are arranged between the storage bin (4) and the hopper (6), a first servo motor (13) is arranged on one side of the storage bin (4), the lower end of the hopper (6) is rotatably connected with the blanking valve (14), and the output end of the first servo motor (13) is connected with the center of the blanking valve (14) through a coupler.
  6. 6. The foundation soil paving device for rape seedling raising according to claim 4, wherein a plurality of diversion cones (15) are fixedly connected in the diversion frame (9) at equal intervals, inclined sections which are inclined to two sides are formed on one side of the bulldozer plate (10), and diversion plates (16) are fixedly connected on two sides of the bulldozer plate (10).
  7. 7. The foundation soil laying device for rape seedling raising according to claim 4, wherein the lifting assembly comprises a screw rod (18) and guide rods rotatably connected to two sides of the bottom surface of the rear supporting frame (3), a second servo motor (17) for driving the screw rod (18) is mounted on the rear supporting frame (3), and the screw rod (18) is in threaded connection with a connecting plate between the split frame (9) and the bulldozer plate (10).
  8. 8. The foundation soil paving device for rape seedling raising according to claim 4, wherein the recycling assembly comprises an outer cylinder (19) which is arranged on the inner side surfaces of the two guide plates (16) through a fixing frame, a spiral feeder (20) is rotationally connected to the outer cylinder (19), a third servo motor (21) for driving the spiral feeder (20) to rotate is arranged at the top end of the outer cylinder (19), a feeding hole facing the middle of the bulldozer plate (10) is formed in the lower end of the outer cylinder (19), a discharge hole is formed in the upper end of the outer cylinder (19), a reinforced hose (22) is connected to the discharge hole, and the other end of the reinforced hose (22) is communicated with the inside of the hopper (6).

Description

Base soil laying device for rape seedling raising Technical Field The invention relates to the technical field of foundation soil paving tools, in particular to a foundation soil paving device for rape seedling raising. Background In the rape seedling raising process, the foundation soil laying is a key link affecting the survival rate and the growth quality of the seedlings, the high-quality foundation soil laying needs to meet the requirements of uniform thickness, loose laying and accurate dosage, and a stable environment is provided for the growth of the rape seedling root system, however, the foundation soil laying mode aiming at the rape seedling raising in the prior art still has a plurality of defects, and is difficult to meet the requirements of large-scale and fine seedling raising, and the specific problems are as follows; The traditional foundation soil is paved in a mode of manual broadcasting or simple mechanical dumping at present, the manual broadcasting is influenced by factors such as operation proficiency and physical consumption, the foundation soil is distributed very easily, local accumulation or missing paving phenomenon is caused, the simple machinery is lack of an effective diversion guide structure, the foundation soil is in a concentrated falling state after being discharged from a storage bin, uniform spreading cannot be realized, the thickness of the foundation soil in a seedling raising field is different, the uneven paving mode can cause inconsistent root taking depth of rape seedlings, partial seedlings are lack of water and fertilizer due to too thick and lack of oxygen and too thin of the foundation soil, the seedling raising survival rate and the later growth consistency are finally influenced, the difficulty of subsequent field management is increased, secondly, the requirements of different varieties of rape seedlings and different growth stages on the thickness of the foundation soil are different, the traditional paving device is lack of a reliable thickness adjusting mechanism, the foundation soil is determined by relying on manual experience or simple mechanical limit, the adjusting precision is low, the traditional paving device can realize preliminary height adjustment, and Tian Dexing fluctuation cannot be adapted in real time, the actual thickness is caused to be deviated from a preset value, meanwhile, the traditional paving mode has great waste due to the fact that the waste soil is directly recycled due to the fact that the waste of the waste soil is greatly increased due to the fact that the waste of the waste soil is directly exceeds the manual cost is low when the waste is adopted in the traditional paving mode; therefore, an improvement is required to deal with the above problems. Disclosure of Invention The invention aims to solve the defects in the prior art, and provides a foundation soil paving device for rape seedling raising. In order to achieve the aim, the invention adopts the following technical scheme that the foundation soil paving device for rape seedling raising comprises a crawler, wherein the front end of the crawler is fixedly connected with a front support frame, a plow is arranged on the front support frame, the rear end of the crawler is fixedly connected with a rear support frame, a storage bin is arranged on the crawler through a bracket, and a paving mechanism connected with the storage bin is arranged on the rear support frame; The inner side of the front support frame is provided with a controller, and a speed intelligent control module and a frequency self-adaptive module are arranged in the controller; the speed intelligent control module is used for establishing the maximum speed under the multi-constraint condition based on the foundation soil parameters, the blanking parameters and the site parameters Calculating actual paving speed according to the historical operation dataAnd (3) withRatio of (3)Controlling the track vehicle travelling speed toThe interval is within; and the frequency self-adaptive module is used for monitoring the foundation soil state in real time and dynamically adjusting the frequency of the vibrator according to the foundation soil state monitored in real time. Preferably, the data analysis of the intelligent control module is as follows: M1, time sequence sequencing is carried out on the foundation soil parameters, the blanking parameters and the site parameters which are acquired in real time, and the average value of each parameter at the same acquisition time is calculated And standard deviation ofSetting a fluctuation rangeRemoving abnormal values out of range, if the number of abnormal values exceeds 30% of the sample size, judging that the data is abnormal and triggering re-detection, and re-calculating average value of effective dataAs a reliable input value at the current time; M2, based on effective parameters, respectively calculating the upper speed limit under the conditions of blanking capa