阅读说明：本技术 水稻水直播作业开沟覆浆抹平总成 (Ditching, slurry covering and trowelling assembly for rice direct seeding operation ) 是由 熊文江 周成 崔志富 马增奇 房欣 王深研 隋新 王玉鑫 高奇 宫学达 于 2019-12-05 设计创作，主要内容包括：水稻水直播作业开沟覆浆抹平总成属于农业机械；在机架横梁上固装两块纵向立板,在纵向立板上支撑安装上、下轴,在上、下轴上分别套装上、下轴套,弹簧轴和总成座板分别固装在上、下轴套上,在总成座板上分别固装横向立板和框式架,套配压力弹簧的弹簧轴插装在横向立板上,在框式架上固装靴式开沟器,输种管配装在靴式开沟器上,在框式架上、位于靴式开沟器外侧部位处固装泥浆限流导向板,在泥浆限流导向板后部上设置泥浆回覆板,泥浆表面抹平板固装在泥浆回覆板后部上；本总成解决了水稻水直播现有技术存在的播种不能播施到泥浆内造成水飘种的问题,具有结构新颖、合理、简单、作业质量好、适用性强的特点。(A ditching, slurry covering and trowelling assembly for rice direct seeding operation belongs to agricultural machinery; the device comprises a frame, a frame crossbeam, a pressure spring, a shoe-type furrow opener, a seed conveying pipe, a mud flow-limiting guide plate, a mud recoating plate, a mud surface troweling plate and a mud surface troweling plate, wherein two longitudinal vertical plates are fixedly arranged on the frame crossbeam, an upper shaft and a lower shaft are supported and arranged on the longitudinal vertical plates, an upper shaft sleeve and a lower shaft sleeve are respectively sleeved on the upper shaft and the lower shaft, the spring shaft and an assembly seat plate are respectively fixedly arranged on the upper shaft sleeve and the lower shaft sleeve, a transverse vertical plate and a frame are respectively fixedly arranged on the assembly seat plate, the spring shaft sleeved with the pressure spring is inserted on the transverse vertical plate, the shoe-type furrow opener is fixedly arranged on the frame, the seed conveying pipe is arranged; the assembly solves the problem that the seeding in the prior art of the direct rice seeding can not be applied to the slurry to cause the floating seeds, and has the characteristics of novel, reasonable and simple structure, good operation quality and strong applicability.)

1. The utility model provides a rice water direct seeding operation ditching covers thick liquid assembly of floating, includes frame crossbeam (1), its characterized in that: the vertical type horizontal type vertical type horizontal type vertical, the boot-type furrow opener (14) is fixedly installed on the lower portion of the frame-type frame (10), the seed conveying pipe (11) is installed on the upper side portion of the boot-type furrow opener (14), a slurry flow limiting guide plate (15) is fixedly installed on the end portions of the two longitudinal sides of the frame-type frame (10) and is arranged at the outer side portion of the boot-type furrow opener (14) at intervals, a slurry back-cover plate (13) is arranged on the rear end portions of the two slurry flow limiting guide plates (15) in an inwards inclined mode and is symmetrical to each other, and a slurry surface troweling plate (12) is fixedly installed on the rear portion of the two slurry back-cover plates (13).

Technical Field

The invention belongs to agricultural machinery, and mainly relates to a ditching, slurry covering and trowelling assembly for rice direct seeding operation.

Background

In recent years, with the rapid increase of the rice planting area in Heilongjiang areas in China, various planting agronomic technical methods including rice transplanting, rice seedling throwing, dry direct seeding of rice, direct seeding of rice and the like are applied in different areas. Because the operation method of direct seeding (including dry direct seeding and water direct seeding) of rice reduces a plurality of technical preparation links such as rice seedling raising and cultivation, the operation cost (including the machine purchasing cost) is much less than that of the agricultural methods of rice transplanting and rice seedling throwing, and the operation period is short, especially with the development of the technology level, the yield per unit area and the rice quality of the rice direct seeding operation method are greatly improved, the popularization and the application of the agricultural technology of direct seeding of rice are promoted, however, because of the defects and the defects in the structural design of the machine tool, when the existing machine tool for direct seeding operation of water of rice, rice seeds can not be arranged in a slurry layer of a paddy field, and float on the surface of the paddy field, so that water floating seeds are caused, not only the seeds are easy to be piled or broken, the seeding uniformity is poor, but also the seedling emergence quality and the seedling development quality are influenced, especially with the prohibition of burning regulations and the straw, the technical problems are more obvious due to the great increase of the straw returning amount, and the popularization and the application of the rice direct seeding agricultural technology are limited and influenced.

Disclosure of Invention

Aiming at the problems in the prior art, the invention researches and designs a special ditching, slurry covering and trowelling assembly for rice water direct seeding operation by combining with the actual requirements of the current rice water direct seeding operation production and use, and achieves the purposes of good rice water direct seeding operation quality, contribution to growth and development of rice plants, strong adaptability and providing technical support for large-area popularization and application of rice water direct seeding agricultural technology.

The purpose of the invention is realized as follows: the assembly for ditching, coating and troweling during rice and water direct seeding operation comprises a frame beam, two longitudinal vertical plates are fixedly arranged on the frame beam symmetrically, an upper shaft and a lower shaft are respectively supported and installed on the upper side and the lower side of the two longitudinal vertical plates in parallel, an upper shaft sleeve and a lower shaft sleeve are respectively sleeved on the upper shaft and the lower shaft in a rotatable manner, a spring shaft and an assembly seat plate are respectively fixedly installed on the upper shaft sleeve and the lower shaft sleeve in parallel, a transverse vertical plate and a frame are respectively fixedly installed on the upper part and the lower part of the assembly seat plate, a support capable of axially moving is inserted on the transverse vertical plate, a pressure spring is sleeved on the spring shaft, the front end of the pressure spring is axially positioned on the spring shaft, the rear end of the pressure spring is in contact fit with the transverse vertical plate, a boot-type ditcher is fixedly installed on the lower part of the frame, a seed conveying pipe is assembled on the upper side part of the boot-type ditcher, the rear end parts of the two mud flow-limiting guide plates are inclined inwards and are symmetrically arranged, and the mud surface plastering plates are fixedly arranged on the rear parts of the two mud resurfacing plates.

The invention adopts a shoe-type furrow opener, a slurry flow-limiting guide plate, a slurry repayment plate and a slurry surface troweling plate integral profiling structure, and sequentially and respectively pokes surface slurry by the shoe-type furrow opener to open a rice seed ditch, the slurry flow-limiting guide plate carries the poked slurry to guide and convey in a centralized way towards the rear, the slurry repayment plate spreads the slurry in the rice seed ditch, and the slurry surface troweling plate screeds the slurry surface above the rice seed ditch to complete the operation.

Drawings

FIG. 1 is a three-dimensional schematic view of the overall structure of a ditching, slurry covering and troweling assembly for rice direct seeding operation;

fig. 2 is a three-dimensional schematic view of fig. 1 taken along direction a.

Description of part numbers in the figures:

1. the device comprises a frame beam, 2, a lower shaft sleeve, 3, a lower shaft, 4, an upper shaft, 5, a longitudinal vertical plate, 6, an upper shaft sleeve, 7, a pressure spring, 8, a transverse vertical plate, 9, a spring shaft, 10, a frame type frame, 11, a seed conveying pipe, 12, a slurry surface smearing plate, 13, a slurry back-cover plate, 14, a boot-type furrow opener, 15, a slurry flow-limiting guide plate, 16 and an assembly seat plate.

Detailed Description

The following detailed description of the inventive embodiments is provided in connection with the accompanying drawings. A ditching, slurry covering and leveling assembly for rice and water direct seeding operation comprises a frame beam 1, two longitudinal vertical plates 5 are fixedly mounted on the frame beam 1 symmetrically, an upper shaft 4 and a lower shaft 3 are respectively supported and mounted on the upper side and the lower side of the two longitudinal vertical plates 5 in parallel, an upper shaft sleeve 6 and a lower shaft sleeve 2 are respectively rotatably sleeved on the upper shaft 4 and the lower shaft 3, a spring shaft 9 and an assembly seat plate 16 are respectively and fixedly mounted on the upper shaft sleeve 6 and the lower shaft sleeve 2 in parallel, a transverse vertical plate 8 and a frame type frame 10 are respectively and fixedly mounted on the upper part and the lower part of the assembly seat plate 16, a support capable of axially moving of the spring shaft 9 is inserted on the transverse vertical plate 8, a pressure spring 7 is sleeved on the spring shaft 9, the front end of the pressure spring 7 is axially positioned on the spring shaft 9, the rear end of the pressure spring 7 is in contact fit with the transverse vertical plate 8, a boot type ditcher 14 is fixedly mounted on the lower part of the frame 10, the seed conveying pipe 11 is assembled on the upper side part of the boot-type furrow opener 14, a slurry flow limiting guide plate 15 is fixedly installed on the end parts of the two longitudinal sides of the frame-type frame 10 and positioned at the outer side part of the boot-type furrow opener 14 at intervals, a slurry back cover plate 13 is respectively arranged on the rear end parts of the two slurry flow limiting guide plates 15 in an inwards inclined mode and symmetrical with each other, and a slurry surface troweling plate 12 is fixedly installed on the rear part of the two slurry back cover plates 13.

During operation, under the drive of the frame beam 1, the assembly moves forwards integrally, the boot-type furrow opener 14 pulls soil and straw sundries of a mud layer on the surface of paddy field soil to two sides to open a paddy seed ditch, the paddy seed particles discharged by the seed sowing device are sowed in the paddy seed ditch through the seed conveying pipe 11, meanwhile, slurry and straw sundries pulled out to two sides by the boot-type furrow opener 14 move backwards relative to the assembly under the control of the slurry current-limiting guide plate 15 and flow back to the paddy seed ditch where the paddy seed particles are sowed through the slurry back-cover plate 13, the slurry buries the paddy seed particles, the condition that the seed floats on the water surface to influence the quality of direct sowing operation of the paddy seed and the germination of the paddy seed is avoided, and finally, the slurry on the surface of the slurry troweling plate 12 trowels the slurry flowing back to the paddy seed ditch above the rice seed particles, so that the operation effect is ensured and improved. In operation, the shoe-type furrow opener 14, the slurry flow-limiting guide plate 15, the slurry back-up plate 13 and the slurry surface troweling plate 12 are in contact fit with the ground, and under the cooperative control of the assembly seat plate 16, the lower shaft sleeve 2, the lower shaft 3, the transverse vertical plate 8, the spring shaft 9, the pressure spring 7, the upper shaft sleeve 6, the upper shaft 4 and the longitudinal vertical plate 5, the shoe-type furrow opener 14, the slurry flow-limiting guide plate 15, the slurry back-up plate 13 and the slurry surface troweling plate 12 are integrally carried out and complete up-and-down profiling movement, so that the operation quality is ensured.