CN201365395Y

CN201365395Y - Soil displacement plow

Info

Publication number: CN201365395Y
Application number: CNU2009200017666U
Authority: CN
Inventors: 刘峰; 新家宪; 孙洪江; 张春峰; 高忠超; 匡恩俊
Original assignee: Heilongjiang Academy of Agricultural Sciences
Current assignee: Heilongjiang Academy of Agricultural Sciences
Priority date: 2009-02-19
Filing date: 2009-02-19
Publication date: 2009-12-23
Anticipated expiration: 2019-02-19

Abstract

The utility model relates to a soil displacement plow, which consists of a plow stock, a traction frame and a plow head, wherein the traction frame is connected in the front of the plow stock and the plow head is installed below the plow stock. The utility model is characterized in that the plow head includes a first plow head and a second plow head, the first plow head is arranged on the left of the second plow and is and close to the second plow head, and the curved surface of the first plow head and the curved surface of the second plow head are in the same direction; the second plow head is arranged behind the first plow head; the upper part of the rear end of the first plow head is connected with a soil turning plate gradually tilting and extending toward the soil turning side; and the bottom end of the second plow head is higher than the bottom end of the first plow head by the thickness of one plow layer. The utility model has the advantages that by adopting the synchronous cooperation effect of the position of the first plow head and the position of the second plow head, the position of the 'fatigue soil layer' (plow layer) of the surface layer and the position of the 'good soil layer' (subsoil layer) of the subsurface layer are thoroughly displaced, the two soil layers are prevented from overlapping and mixing, and the goal of fallowing the 'fatigue soil layer', reducing the harmfulness of the agricultural chemical residuals and improving the crop yield are obtained.

Description

Soil-layer displacement plough

Technical field

The utility model relates to a kind of soil-layer displacement plough, is used for the plow layer that will plough and the double replacement mutually of inferior plow layer (subsoil) soil.

Background technology

The Heilongjiang Province is China soybean major production base, about 3,600,000 hectares of year sowing areas.Area to the north of 47 ° of north latitude particularly, soybean acreage accounts for more than 85% of arable area, and soybean continuous cropping phenomenon is very general, and continuous cropping obstacle is serious, general production loss 10%-30%, even total crop failure.After soybean does to connect, the one, it is serious to cause damage by disease and insect to take place, and the 2nd, produce the oneself and poison, it is dynamic that soybean root system secretion influences soil microflora, suppresses the growth of next batch soybean.The 3rd, continuous cropping causes a certain element in the soil " depletion ".In a word, the soybean continuous cropping makes topsoil soils be in " fatigue " state, causes output to reduce.

On the other hand, the peasant planting soybean is used the beans field herbicidal continuously, imazethapyr particularly, long residual weed killer herbicides such as beans sulphur is grand cause that remains of pesticide constantly accumulates in the soil, formed so-called " pesticide-clay mixture layer ", to after make corn, beet, potato, wheats etc. cause serious poisoning, the peasant has to abandon the good crop of some market prospects and plants soybean continuously, restriction crop rotation and agricultural structure adjustment, make this regional agriculture ecotope be absorbed in vicious circle, this area's agricultural production is absorbed in knows obviously the soybean continuous cropping underproduction, but the passive situation of having no way out.Therefore, according to " leisure principle ", after adopting soil-layer displacement plough to carry out farming, can carry out the position conversion with " tired soil layer " (plow layer) of continuous cropping obstacle and following " good soil layer " (subsoil) take place, can reach leisure " tired soil layer ", alleviate continuous cropping obstacle and remains of pesticide harm, improve the purpose of crop yield.Soil-layer displacement plough farming operation, depth capacity can reach 50cm.

From soil condition, the Heilongjiang Province is one of the world's three big blacklands, 482.47 ten thousand hectares of the black earth gross areas, wherein plough 360.62 ten thousand hectares of black earth areas, black earth has deep humus layer, average humus layer thickness surpasses 40～50 centimetres, has possessed the necessary condition of soil-layer displacement fully; From demand, the northern black earth band in Heilongjiang Province is China soybean main producing region, the bottleneck of soybean continuous cropping obstacle and lasting rudimental herbicide accumulation having become restriction this area agricultural sustainable development, and technical need is very urgent, and demand is big.In addition, this plough also can effectively alleviate the continuous cropping obstacle of other crops.The machinery of using in producing at present with certain counter-rotating soil layer function has five-furrow plough, disk plow etc.The one, the general 18-20cm of the depth of implements of these two kinds of ploughs, the tilth deficiency can not produce soil-layer displacement; The 2nd, even large-scale breaking-up plow tilling depth can reach 30-40cm, but plough because table is native and cubsoil is disposable, Tu Fa forms upright upturned soil in the switching process meeting, and adjacent soil is turned up soil overlapping, cause table soil and cubsoil to mix, thereby do not reach the purpose of soil-layer displacement and leisure plow layer.Have not yet to see and to realize the agricultural machinery of soil-layer displacement purpose up and down.

Summary of the invention

The purpose of this utility model is to provide a kind of soil-layer displacement plough, upper and lower soil layer can not be replaced the problem that overlaps with Tu Fa in switching process to solve prior art.

The technical solution of the utility model is: comprise plow frame, hitch frame and colter, hitch frame is connected the front end of plow frame, colter be installed in plow frame below, it is characterized in that: described colter is made up of first colter and second colter, this first colter is adjacent with the second colter left and right sides, and the direction of curved surface is identical; This second colter is positioned at the back of first colter; Upper rear end at described first colter is connected with the plough mouldboard that extends to the lopsidedness of digging gradually; The bottom of described second colter is higher than the distance of the plow layer thickness in the first colter bottom.

Below described plow frame, gauge wheel is housed.

Described first colter and second colter are installed on the described plow frame by forward and backward plow standard respectively, at this preceding plow standard or/and the top of back plow standard be provided with vertical arrangement, be used for and a plurality of installing holes that plow frame is fixing.

Described first colter and second colter all adopt and roll the plough of turning up soil, and its typical sizes is: the working width of first colter is 50cm, and the plow breast height is 370mm, and the plow tail height is 710mm, plough body length 1670mm; The working width of second colter is that 50cm, plow breast height are 370mm, and the plow tail height is 500mm, and plough body is long to be 850mm.

The utility model has the advantages that: utilize cooperation, the synchronous effect of first colter and the second colter position and height, can more up hill and dale the position conversion be carried out in " tired soil layer " (plow layer) on top layer and " good soil layer " (subsoil) on time top layer, avoid the overlapping mixing of two soil layers, can reach leisure " tired soil layer ", alleviate continuous cropping obstacle and remains of pesticide harm, improve the purpose of crop yield.

Description of drawings

Fig. 1 is general structure (side) schematic diagram of displacement plough of the present utility model;

Fig. 2 is the partial schematic diagram of first colter among Fig. 1;

Fig. 3 is the partial schematic diagram of second colter among Fig. 1;

Fig. 4 is the right view of Fig. 1;

Fig. 5 is the vertical view of Fig. 4;

Fig. 6 is a course of work schematic diagram of the present utility model.

Embodiment

The application of this embodiment of the utility model is to be example with China northeast soybean production base.

Referring to Fig. 1～Fig. 5, soil-layer displacement plough of the present utility model comprises plow frame 1, hitch frame, first colter 5 and second colter 6, hitch frame comprise branch be connected in the middle of the front end of plow frame 1 and the middle frame 3 at two ends, the left and right sides with about frame 4, be connected one in the upper end of middle frame 3 with the rear portion of plow frame 1 and tiltedly try to stop people from fighting each other 2.First colter 5 and second colter 6 respectively by forward and backward plow standard 9 and 8 be installed in plow frame 1 below, forward and backward plow standard 9 is fixedlyed connected with plow frame 1 by U type screw 11 with 8.Described first colter 5 adjacent with second colter, 6 left and right sides (from the positive front of displacement plough, the right of first colter 5 is corresponding substantially with the left side of second colter 6).This second colter 6 is positioned at the back of first colter 5, and the latter's front end is corresponding substantially with the former rear end.Be connected with towards the side of the digging plough mouldboard 51 that (bending) extend that tilts gradually in the upper rear end of described first colter 5, the degree of crook of this plough mouldboard 51, incline direction and size can obtain according to test, are principle A soil layer (referring to Fig. 6) can be translated into above plow layer moat ditch one side.The bottom of described second colter 6 is higher than the distance of the plow layer thickness in bottom of first colter 5, and different according to different crops or this thickness of soil, the thickness of this embodiment plow layer is approximately 15cm.

Be provided with a plurality of installing holes 91 (also can establish a plurality of installing holes on the plow standard 8 of back, or two plow standards all being established a plurality of installing holes) of vertical arrangement on the top of this preceding plow standard 9, the purpose of establishing a plurality of installing holes 91 is to regulate the height of each colter.

Can gauge wheel 12 be housed in the front of described second colter 6, the two is on same straight line.This gauge wheel 12 is installed on the plow frame 1 by link 13, and these gauge wheel 12 bottoms are approximately higher than the plow layer thickness in second colter, 6 bottoms, can control the degree of depth of farming better.

Also can a pillar 7 be set respectively at the and arranged on left and right sides in front and the rear portion of plow frame 1.Pillar 7 is to insert in the pipe that is welded on the plow frame 1, fixes with pin.Pillar 7 as bracing or strutting arrangement, is inessential device when displacement plough quits work.

First colter 5 of the present utility model and second colter 6 all adopt and roll the plough of turning up soil, and its typical sizes is: the working width of first colter is 50cm, and the plow breast height is 370mm, and the plow tail height is 710mm, plough body length 1670mm; The working width of second colter is that 50cm, plow breast height are 370mm, and the plow tail height is 500mm, and plough body is long to be 850mm.This sized data is that the concrete condition according to China northeast soybean production base draws, and can be different from the size of the foregoing description according to the concrete needs design of different crops and different region, all belongs to the scope of the utility model protection.

The structure of plow frame 1 of the present utility model is as long as satisfy the needs that two colters and hitch frame are installed, the plow frame 1 (as shown in Figure 5) of this embodiment is made of the rectangle frame on the left side and the triangle 10 of bottom, the right, wherein rectangle frame satisfies the needs of two colter installation sites, and triangle 10 satisfies the installation needs of hitch frame (middle frame 3 and left and right 4).Satisfying under the prerequisite of above-mentioned needs, the structure of plow frame 1 (shape) is not limit.

Two colters of the present utility model are one group, can be arranged in order according to traction power increase group number.Also belong to protection domain of the present utility model.

Soil-layer displacement plough of the present utility model adopts wheel tractor towage more than 80 horsepowers in use, and the hitch frame of soil-layer displacement plough is linked with the corresponding mechanism suspension of tractor back.

Cultivating procedure as shown in Figure 6, the soil profile of farming object such as Fig. 6-1, the thickness of plow layer Ap is 0-15cm, in this soil layer the remains of pesticide accumulation serious, crop root distributes and concentrates, A layer (humus layer) soil that is positioned at below it is good soil layer.During operation for the first time, unload first colter 5 earlier, only leave the plow layer moat ditch of the dark 15cm shown in Fig. 6-2, wide 50cm, carry out the soil-layer displacement operation and prepare with second colter 6.Install first colter 5 then, the operation of beginning soil-layer displacement.First colter 5 is farming downwards in the plow layer moat ditch of just having left, A layer soil is ploughed, overturn, be buckled on the Ap layer soil upturned soil of ploughing (shown in Fig. 6-3) the Ap layer soil returning buckle within ditch dug with a plow (shown in Fig. 6-4) that second colter 6 of back will close on.When the next working width of farming, first colter 5 again with A layer soil returning buckle on contiguous Ap layer (referring to Fig. 6-5), second colter 6 of back is buckled in (referring to Fig. 6-6) within the ditch dug with a plow with contiguous Ap layer soil.And so forth, reach the purpose of soil-layer displacement.

Owing in the first step of cultivating procedure, need first colter 5 is unloaded, and then load onto, so can be with between first colter 5 and the preceding plow standard 9 or be designed to the mechanism or the linkage of conveniently assemble and disassemble between plow standard 9 and the plow frame 1, as adopt linkage only first colter 5 upwards need be flipped an angle (as long as not in contact with the ground) fix, put down and carry out normal farming after back employing buckle structure is fixed.

Claims

1, a kind of soil-layer displacement plough, comprise plow frame, hitch frame and colter, hitch frame is connected the front end of plow frame, colter be installed in plow frame below, it is characterized in that: described colter is made up of first colter and second colter, this first colter is adjacent with the second colter left and right sides, and curved surface towards identical; This second colter is positioned at the back of first colter; Upper rear end at described first colter is connected with the plough mouldboard that extends to the lopsidedness of digging gradually; The bottom of described second colter is higher than the distance of the plow layer thickness in the first colter bottom.

2, soil-layer displacement plough according to claim 1 is characterized in that: below described plow frame gauge wheel is housed.

3, soil-layer displacement plough according to claim 1, it is characterized in that: described first colter and second colter are installed on the described plow frame by forward and backward plow standard respectively, at this preceding plow standard or/and the top of back plow standard be provided with vertical arrangement, be used for and a plurality of installing holes that plow frame is fixing.

4, soil-layer displacement plough according to claim 1, it is characterized in that: described first colter and second colter all adopt and roll the plough of turning up soil, and its typical sizes is: the working width of first colter is 50cm, and the plow breast height is 370mm, the plow tail height is 710mm, plough body length 1670mm; The working width of second colter is that 50cm, plow breast height are 370mm, and the plow tail height is 500mm, and plough body is long to be 850mm.