A kind of tropical crop ground deep soil loosing shovel
Technical field
The utility model belongs to the genus agricultural machinery technological field, particularly a kind of tropical crop ground deep soil loosing shovel.
Background technology
Because for a long time, in the farmland, continuing to use with the mouldboard plow is the main conventional tillage system of year after year turning over, and along with soil-ripening and soil utilize the prolongation of time, causes the granular structure of soil to suffer heavy damage, and soil moisture conservation weakens.The hard closely knit tillage pan that forms in topsoil bottom influences the water-holding capacity of soil and growing of crop root again, especially when the facility state difference, when level of operation hangs down, plow layer this situation that shoals year by year becomes even more serious.The effective way that solves this farming problem of soil compaction is to adopt the dark pine of machinery.The subsoiling method is a kind of new methods of soil tillage, and it can destroy hard tillage pan, deepens plow layer, improves the topsoil structure, improves soil water storage soil moisture conservation, the waterlogging ability of drought resisting.
Deep soil loosing shovel generally is divided into two types in chisel teeth and spade tooth." the dental formulas deep soil loosing shovel " of the patent No. 200520021234.0; This device comprises connecting plate, the plate that loosens the soil, clamping plate; Be characterized in that connecting plate is fixed on the angle that becomes 60~70 degree in the middle of two clamping plate and with it; There is the two-sided cutting edge of one section symmetry the preceding lower end of connecting plate, and there is connecting hole the upper end, and the plate that loosens the soil tilts to be fixed on the clamping plate.This apparatus structure is simple, but has shortcomings such as soil disturbance is big, the trench digging resistance is big.
The patent No. 200510009257.4 " a kind of deep soil loosing shovel ", this device adopt moving wing plate and decide being connected of wing plate, make the empennage of wing plate require to adjust according to fabric width, thereby guarantee on the different size ridge, to carry out dark loose operation.This apparatus structure is simple, and operation quality is high, but this device is mainly used in ridge culture district, northeast.
Also there is not at present a kind of deep soil loosing shovel that is applicable to the South China Tropical crop field.Therefore, need a kind of be used for the South China Tropical crop field simple in structure, easy for installation, the trench digging resistance is little, soil disturbance is little, it is effective to loosen the soil, the subsoiler tool that uses with tractor.
The utility model content
The utility model purpose for solve described in the background technology be used for the South China Tropical crop field simple in structure, easy for installation, the trench digging resistance little; The subsoiler tool on the tropical crop ground that soil disturbance is little, loosen the soil effective; A kind of tropical crop ground deep soil loosing shovel is provided, it is characterized in that, the lateral cross section of deep soil loosing shovel handle 5 is a rectangle; Two narrow sides of deep soil loosing shovel handle 5 are respectively leading flank and trailing flank; A groove is arranged between leading flank and trailing flank at the bottom of deep soil loosing shovel handle 5, and the spear of deep soil loosing shovel point 1 is fixed in the lower end of deep soil loosing shovel handle 5 forward, and the blade of dark loose blade 2 forward; The knife back of dark loose blade 2 is embedded in the groove of deep soil loosing shovel handle 5 bottoms on deep soil loosing shovel point 1; And be fixed on the deep soil loosing shovel handle 5 with connecting bolt 4,2 leg-of-mutton dark loose flanks 3 respectively in seam on ditching shovel tip 1 two sides, 2 connecting plates 7 are fixed on the left surface and right flank of deep soil loosing shovel handle 5 with set bolt 6 in deep soil loosing shovel handle 5 left and right sides respectively forward; The fixed head 8 of rectangle is parallel vertical affixed with 2 connecting plates 7 with deep soil loosing shovel handle 5, and fixed head 8 is connected with the frame of subsoiler through U-bolt.
The lower surface of said deep soil loosing shovel point 1 and the angle of deep soil loosing shovel handle 5 are 95 °~100 °, and the spear angle β of deep soil loosing shovel point 1 is 40 °~45 °, and it act as the soil nature of going into that increases deep soil loosing shovel, reduces dark loose resistance.
The cutting edge thickness of said dark loose blade 2 is 3~5mm, highly is 15~20cm, and it act as increases the dark loose degree of depth, improves dark spongiosa amount.
The edge of said dark loose flank 3 is the blade type, and the edge minimum thickness is 5~8mm, and it act as and both reduces the soil disturbance amount, again can chesson, improve soil quality.
Tropical crop ground deep soil loosing shovel is disposed on the tropical crop ground subsoiler; During work; The tractor walking is between tropical crop (like banana stalk, cassava etc.); The spacing of adjustment deep soil loosing shovel, deep soil loosing shovel point surface below 1 and ground angle are that 5 °~10 ° angle is buried, and deep soil loosing shovel can carry out dark loose operation in 20~40cm soil place on the tropical crop top layer.Tropical crop ground deep soil loosing shovel has also disposed the dark loose flank and the dark loose blade 2 of blade type, and effectively chesson improves soil quality.Thereby play chesson, promote the effect that tropical crop is grown.
The beneficial effect of the utility model is that easy accessibility between each parts belongs to low-cost deep soil loosing shovel.Configuration the utility model tropical crop subsoiler carries out dark pine through the soil to the crop top layer, thereby breaks tillage pan, reduces deep soil unit weight; Improve the deep soil water content; The soil water storage ability is strengthened, improve edaphon quantity, for the tropical crop growth provides condition.
Description of drawings
Fig. 1 is the front view of tropical crop ground deep soil loosing shovel;
Fig. 2 is the left view of tropical crop ground deep soil loosing shovel;
Fig. 3 is the vertical view of tropical crop ground deep soil loosing shovel;
Fig. 4 is the local schematic perspective view that amplifies in the A place of Fig. 1.
Among the figure, 1--deep soil loosing shovel point, the dark loose blade of 2--, the dark loose flank of 3--, 4--connecting bolt, 5--deep soil loosing shovel handle, 6--set bolt, 7--connecting plate, 8--fixed head.
Embodiment
Below in conjunction with accompanying drawing and embodiment the concrete structure and the course of work of the utility model are described.The master that Fig. 1, Fig. 2 and Fig. 3 are respectively tropical crop ground deep soil loosing shovel embodiment looks, a left side is looked and schematic top plan view.The lateral cross section of deep soil loosing shovel handle 5 is a rectangle; Two narrow sides of deep soil loosing shovel handle 5 are respectively leading flank and trailing flank; A groove is arranged between leading flank and trailing flank at the bottom of deep soil loosing shovel handle 5, and the spear of deep soil loosing shovel point 1 is fixed in the lower end of deep soil loosing shovel handle 5 forward, and the blade of dark loose blade 2 forward; The knife back of dark loose blade 2 is embedded in the groove of deep soil loosing shovel handle 5 bottoms on deep soil loosing shovel point 1; And be fixed on the deep soil loosing shovel handle 5 with connecting bolt 4,2 leg-of-mutton dark loose flanks 3 respectively in seam on ditching shovel tip 1 two sides, 2 connecting plates 7 are fixed on the left surface and right flank of deep soil loosing shovel handle 5 with set bolt 6 in deep soil loosing shovel handle 5 left and right sides respectively forward; The fixed head 8 of rectangle is parallel vertical affixed with 2 connecting plates 7 with deep soil loosing shovel handle 5, and fixed head 8 is connected with the frame of subsoiler through U-bolt.
As shown in Figure 4, the lower surface of deep soil loosing shovel point 1 and the angle of deep soil loosing shovel handle 5 are 95 °, and the spear angle β of deep soil loosing shovel point 1 is 40 °, and it act as the soil nature of going into that increases deep soil loosing shovel, reduces dark loose resistance.The cutting edge thickness of dark loose blade 2 is 5mm, highly is 20cm, and it act as increases the dark loose degree of depth, improves dark spongiosa amount.The edge of dark loose flank 3 is the blade type, and the edge minimum thickness is 5mm, and it act as and both reduces the soil disturbance amount, again can chesson, promote soil quality.
During work, two or three tropical crop ground deep soil loosing shovels are disposed on the tropical crop ground subsoiler, and deep soil loosing shovel is connected with U-bolt with the frame of subsoiler through fixed head 8; Can adjust the spacing of deep soil loosing shovel, tractor is walked between tropical crop (like banana tree, cassava seedling etc.), and deep soil loosing shovel can carry out dark loose operation in 20~40cm soil place on the tropical crop top layer; Thereby break tillage pan; Reduce deep soil unit weight, improve the deep soil water content, the soil water storage ability is strengthened; Improve edaphon quantity, for the tropical crop growth provides condition.
The utility model is applicable to that the field on tropical crop ground such as banana, cassava is loose deeply.