CN2688032Y - Light rice harvester - Google Patents

Abstract

The light rice harvester of the utility model is mechanical equipment for reaping rice in a rice field. Essentially the same as other harvesters, the utility model is characterized in is that a threshing cylinder is connected with a straw discharging device and a wind choosing device. Because the wind choosing device is adjustable from time to time and the structure and installation are peculiar, the harvested grains are clean, without dropping the grains to the ground. The other characteristic is that the flange of fore wheels is distributed sideling and evenly with hollow vaulted bumps, making the fore wheels not slide and have small drag without mud adhesion when traveling. Back wheels are formed by hollow barrels with both ends sealed, and the barrels are welded with semi-circular semi-circle strips. With lightweight and large contact area, the wheels can't sink into the mud, being applicable to common paddy field as well as mush field and paddy field. With compact conformation, light weight, easy carrying, convenient diversion and low cost, the utility model is specially suitable for the common paddy field.

Description

Light-duty rice harvester

(1) technical field: the utility model relates to a kind of agricultural machinery harvesting equipment, says more more specifically, and what relate to is a kind of light-duty rice harvester of harvesting paddy rice in the paddy field.

(2) background technology: at present, there is following problem in the rice harvester that gathers in paddy rice in south, and one is because preponderance poaches and can not extricate oneself; The 2nd, sturdy grain and not precious full grain and grass bits are difficult for separately, mainly are that wind-force is excessive, and sturdy grain is blown away, and causes the waste in the harvesting because the wind-force behind the blower export is unadjustable; Wind-force is too small, and grass bits can blow, and causes in the grain impurity many, unclean.

(3) summary of the invention: the purpose of this utility model is for overcoming the defective that popular grain header exists in south at present, and provide a kind of light-duty rice harvester, it is in light weight, makes simply, and cost is low, transhipment is convenient, paddy field and mud field all are suitable for, and the grain of harvesting is clean, do not have sturdy grain waste, impurity is few, is easy to dry.

For achieving the above object, the light-duty rice harvester of the utility model is by the following technical solutions:

The light-duty rice harvester of the utility model is the same with other rice harvesters, and it is made of the harvesting ceding of Taiwan, transfer passage, threshing cylinder, fan blower, discharge mechanism, pneumatic separation device, power set, frame, left and right front-wheel, trailing wheel, gearbox etc.The connection of each parts is the same with other rice harvesters, simply be described below: conveying plant 12 1 ends are connected with the harvesting ceding of Taiwan 1, the other end is connected with threshing cylinder 10, pneumatic separation device 7 import departments are connected with threshing cylinder 10 exits, the below of pneumatic separation device 7 connects discharge mechanism 6, and Lysimachia sikokiana device 8 is connected the below of threshing cylinder 10; Steering wheel 2, cushion 3, power source 4 all are connected the right side of frame 13; Left and right front-wheel 11, trailing wheel 5 are connected the below of frame 13.

The light-duty rice harvester of the utility model is compared with other grain headers, and it has four characteristics:

What first characteristics were different with other small harvesters is: a pneumatic separation device is installed in the exit at threshing cylinder 10, described pneumatic separation device is to be used for come out from the threshing cylinder exit grain and impurity are sorted out, remove impurity and ghost grain, guarantee the clean of harvesting grain, described pneumatic separation device is made up of fan blower 9, impurity outlet 14, air separation tube 15, airduct 16, adjustable plate 17, fan blower 9 is connected on the housing of threshing cylinder 10, and fan blower 9 exits connect airduct 16; Airduct 16 outlet connects air separation tubes 15 and adjustable plate 17, impurity outlet 14 and is connected with the top of air separation tube 15 and communicates, and air separation tube 15 import departments are connected with threshing cylinder 10 exits and communicate, and air separation tube 15 exit correspondences discharge mechanism 6;

Second characteristic is that left and right front-wheel is different with other grain header tire, uniform oblique projection 18 on the wheel rim 19 of left and right front-wheel 11, the top of projection 18 is in the arc-shaped, is hollow in the projection 18, and spoke 20 radials of left and right front-wheel 14 connect from middle mind-set wheel rim 19;

The 3rd characteristics are that trailing wheel 5 is a hollow cylindrical shape tire, uniform semicircular half round bar 22 on the rear rim 21, and trailing wheel 5 is a hollow-core construction;

The 4th characteristics are that the light-duty rice harvester of the utility model is provided with Lysimachia sikokiana device 8; The left end of main shaft 23 connects large drive wheel 24, brief biography driving wheel 25, in the rotating shaft 26 of lifting grain drive 27 is installed, Lysimachia sikokiana device 8 is connected the below of threshing cylinder 10, comprehensive These characteristics, unusual on the utility model structure, so it has the following advantages.

The one, by pneumatic separation device is installed, the wind that fan blower produces is to blow away in face of grain, so impurity blows away easily, grain is clean;

The 2nd, owing on the left and right front-wheel oblique projection is arranged, wheel can not skid, earth is difficult for adhering on the wheel, and resistance is little, and contact area is big, also can not poach;

The 3rd, it is hollow-core construction that semicircle half round bar, cylindrical shape tire are arranged on the trailing wheel, both in light weight also non-slip, is suitable for the paddy field harvesting;

Four are one go up to install a plurality of drives, makes the transmission mechanism compactness, and in light weight, it is convenient, also both economical to safeguard.

(4) description of drawings:

Fig. 1 looks schematic diagram for the structure master of light-duty rice harvester;

Fig. 2 is the vertical view of light-duty rice harvester;

Fig. 3 is the front view of pneumatic separation device 7; Fig. 4 is the vertical view of pneumatic separation device 7;

Fig. 5 is the fundamental diagram of pneumatic separation device 7; Fig. 6 is the front view of left and right front-wheel 11;

Fig. 7 is the vertical view of left and right front-wheel 11; Fig. 8 is the left view of left and right front-wheel 11;

Fig. 9 is the schematic perspective view of trailing wheel 5.

(5) embodiment:

In order to understand the utility model better, below in conjunction with drawings and Examples the utility model is done detailed elaboration: referring to Fig. 1, Fig. 2, the light-duty rice harvester of the utility model is the same with other grain headers, by the harvesting ceding of Taiwan 1, steering wheel 2, seat cushion 3, power source 4, trailing wheel 5, discharge mechanism 6, pneumatic separation device 7, Lysimachia sikokiana device 8, fan blower 9, threshing cylinder 10, a left side, off-front wheel 11, transfer passage 12, frame 13, formations such as gearbox, but the utility model rice harvester is compared with its grain header, its structure has four characteristics, characteristics are that it has pneumatic separation device 7, Lysimachia sikokiana device 8, runner bucket on the Lysimachia sikokiana device 8 and the runner bucket on the fan blower are mounted in the same rotating shaft 30, see also Fig. 1, Fig. 2, because Lysimachia sikokiana device 8 is arranged, grass in threshing cylinder can in time be discharged, pneumatic separation device 7 is arranged, effect by wind-force, assurance grain is clean, and the assorted bits of tiny weeds are excluded and do not waste grain.Referring to Fig. 3, Fig. 4, Fig. 5, described pneumatic separation device is made of fan blower 9, airduct 16, air separation tube 15, adjustable plate 17, impurity outlet 14, and the outlet that fan blower 9 outlets are connecting airduct 16, airduct 16 connects adjustable plate 17, air separation tube 15; The mobile wind that forms of the air that fan blower rotates enters adjustable plate 17 and air separation tube 15.Referring to Fig. 5, the wind that fan blower 9 forms is along airduct 15, in face of the grain of sending here by air separation tube 16, this mobile wind is blown away in face of the grain that flows face-to-face, impurity and grain are easy to do separated, sturdy grain falls into discharge mechanism 6 because of deadweight, and gossamer impurity is blown into impurity outlet 14 by wind and discharges; When wind-force was excessive, the wind that flow air forms was discharged automatically by adjustable plate 17, had prevented that grain from exporting 14 from impurity and discharging, and had so both guaranteed that grain is clean, prevented the waste of grain again.

Be made of projection 18, spoke 20, wheel rim 19 referring to Fig. 6, Fig. 7, Fig. 8, left and right front-wheel 11, projection is made hollow, and weight is extremely light, the top is in the arc-shaped, in mud, reduce running resistance, be welded in sideling on the wheel rim 19, increased contact area, be difficult for falling into in the mud, silt can not be bonded on wheel rim 19 and the projection 18, and spoke 20 radials are connected with wheel rim 19 from the center, adopts this version in light weight, intensity is good, skid neither in mud; Referring to Fig. 9, trailing wheel 5 is made up of rear rim 21 and half round bar 22, rear rim 21 is welded by the circular cylinder body closed at both ends, be the hollow cylindrical shell of closed at both ends, uniform half round bar 22 on the drum surface, this version weight is extremely light, intensity is good again, big with contact area of ground, can not poach, resistance is also little simultaneously.

Referring to Fig. 1, the left end of the main shaft 23 on the threshing cylinder is connected with large drive wheel 24, brief biography driving wheel 25, the left end of rotating shaft 26 is equipped with drive 27, the left end of the coaxial rotating shaft 30 of Lysimachia sikokiana device 8 and fan blower 9 is equipped with drive 28, driving-belt 31 is connecting large drive wheel 24 and drive 28, and driving-belt 32 is connecting drive 25 and drive 27.Above-mentioned drive and driving-belt can be selected belt pulley and belt for use, also can select sprocket wheel and chain for use, have his own strong points, and select for use sprocket wheel and chain drive for well at this.The selection of this drive mechanism has alleviated weight, and structure is also compact.

Claims (1)

1, a kind of light-duty rice harvester that is used to gather in paddy rice, by the harvesting ceding of Taiwan (1), steering wheel (2), seat cushion (3), power source (4), trailing wheel (5), discharge mechanism (6), pneumatic separation device (7), Lysimachia sikokiana device (8), fan blower (9), threshing cylinder (10), a left side, off-front wheel (11), transfer passage (12), frame (13), gearbox constitutes, transfer passage (12) is connecting the threshing cylinder (10) and the harvesting ceding of Taiwan (1), pneumatic separation device (7) import department is connected with threshing cylinder (10) exit, the below of pneumatic separation device (7) connects discharge mechanism (6), Lysimachia sikokiana device (8) connects the below of threshing cylinder (10), steering wheel (2), cushion (3), power source (4) all is connected the right side of frame (13), a left side, off-front wheel (11), trailing wheel (5) is connected frame (13) below, it is characterized in that Lysimachia sikokiana device (8) is connected the below of threshing cylinder (10), fan blower (9) is connected on the housing of threshing cylinder (10), the exit connects airduct (16), airduct (16) outlet connects air separation tube (15) and adjustable plate (17), impurity outlet (14) is connected with the top of air separation tube (15) and communicates, air separation tube (15) import is connected with the outlet of thresher drum (10) and communicates, air separation tube (15) outlet corresponding discharge mechanism (6); The wheel rim (19) of described left and right front-wheel (11) is gone up uniform oblique projection (18), and the top of projection (18) is in the arc-shaped, is hollow in it, and spoke (20) radial of left and right front-wheel (11) is connected with wheel rim (19) from the center; Trailing wheel (5) is the hollow cylinder of closed at both ends, the uniform semicircular half round bar of rear rim (21) (22); The left end of main shaft (23) connects large drive wheel 24 and brief biography driving wheel 25, and the left end in the rotating shaft (26) of lifting grain is equipped with drive (27); The left end of rotating shaft (30) is equipped with drive (28), and driving-belt (31) connects large drive wheel (24) and drive (28), and driving-belt (32) is connecting drive (25) and drive (27).

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