CN2129059Y - Half-feed rice-wheat thresher - Google Patents
Half-feed rice-wheat thresher Download PDFInfo
- Publication number
- CN2129059Y CN2129059Y CN 92225868 CN92225868U CN2129059Y CN 2129059 Y CN2129059 Y CN 2129059Y CN 92225868 CN92225868 CN 92225868 CN 92225868 U CN92225868 U CN 92225868U CN 2129059 Y CN2129059 Y CN 2129059Y
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- CN
- China
- Prior art keywords
- pipe
- utility
- model
- rice
- threshing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 241000251169 Alopias vulpinus Species 0.000 title claims abstract description 17
- 240000000359 Triticum dicoccon Species 0.000 title abstract description 3
- 239000000428 dust Substances 0.000 claims abstract description 26
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 19
- 241000209140 Triticum Species 0.000 claims abstract description 19
- 235000021307 Triticum Nutrition 0.000 claims abstract description 19
- 235000009566 rice Nutrition 0.000 claims abstract description 19
- 235000013339 cereals Nutrition 0.000 claims abstract description 14
- 241000209094 Oryza Species 0.000 claims description 18
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 14
- 241000196324 Embryophyta Species 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000007664 blowing Methods 0.000 abstract description 2
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 4
- 244000025254 Cannabis sativa Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Threshing Machine Elements (AREA)
Abstract
The utility model provides an improved half-feed rice-wheat thresher which is composed of a feed device, a threshing device, a stalk discharge wheel, a driving mechanism and a machine frame. The utility model is characterized in that a sorting device is formed by the orderly connection of an inclined long collecting hopper, a dust suction pipe with round top and rectangular bottom, a dust suction fan and a dust removing pipe, wherein, a grain discharge port is arranged at the bottom of the connecting part of the collecting hopper and the dust suction pipe. The structure of the utility model omits structural parts, such as a granule pushing conveying device, a winnower, a blowing fan, etc., and thus the weight of the complete machine only weighs 115 kilograms, while the sorting quality can achieve the departmental standard. The utility model has the advantages of reasonable structure of the complete machine and continuous and smooth work of each threshing working part, and is suitable for the dry and wet threshing work of wheat and rice.
Description
The utility model relates to semi-feeding rice and wheat thresher technical field.
The semi-feeding rice and wheat thresher is mainly used in the threshing operations of finishing wheat and paddy rice, and it can be with feeding, threshing, clean, cane is discharged, and removes broken stem and grass bits, discharges work such as seed and finishes automatically continuously.The course of work of this class semi-feeding rice and wheat thresher is, feeding equably continuously under the grain-clamping table, standing grain is brought the fringe head in the cylinder chamber into by clamping chain with standing grain, is subjected to the currying continuously and strike and threshing of cylinder up-bow tooth of high speed rotating.After the threshing, standing grain is discharging from machine one side, the seed of taking off and short and small standing grain bits, impurity etc. leak down through sieve aperture, and flow in the particle pusher through the front and back slide plate, be subjected to blowing out the effect of fan airstream in dropping process and cleaned, after seed was shifted onto in the winnow by the particle pusher, the blade of the wheel rotation of being winnowed was again thrown and is raised, from mouthful discharge machine of putting out cereal, drop in the grain container.Simultaneously, disrumpent feelings grass bits lighter in the watering and separation procedure of whereabouts are blown in the suction box, are picked up by dust absorption fan, are discharged outside the machine by the dust discharge tube.The original text grass that is unscreened away in the cylinder chamber is discharged outside the machine by row's original text wheel.The weak point of this class semi-feeding rice and wheat thresher is; the cleaning plant complexity; easily break down; the peasant is difficult for grasping and maintenance; the weight majority is about 150 kilograms, needs four-player just can lift, in the footpaths between fields in rural area or the operating service difficulty of crossing over mountain after mountain to cut to; adapted power is at (5-8 horsepower) more than 3.5 kilowatts, can not supportingly use with the power of the little diesel engine in rural area (3-5 horsepower).In addition, the structure of the sweep-up pipe of existing other induction type and dual-purpose type, the sectional area that is suction port is less than several times of dust absorption fan mouth sectional area, be that the bigger expansion chamber of sectional area is arranged at sweep-up pipe top, dust absorption fan will have bigger power, make suction port have higher blast, by high velocity air impurity and part seed are sucked the air channel, impurity crosses with air communication that air-flow diffuser (expansion chamber) is laggard goes into fan and be discharged from outside the machine, seed is then in the sedimentation of air-flow diffuser, and slides in the gathering unit along the landing plate, and the weak point that adopts this mode is that a seed easily is sucked out, fan is easily blocked, and its structure is not compact.
The purpose of this utility model is in order to overcome existing semi-feeding rice and wheat thresher above shortcomings; provide a kind of overall structure to simplify, improve and clean effect and threshing quality, in light weight; transition is convenient, can with the supporting novel semi-feeding rice and wheat thresher of little diesel engine.
Semi-feeding rice and wheat thresher described in the utility model; form by feeding unit, sheller unit, row's original text wheel, cleaning plant, transmission mechanism and frame etc.; be characterized in; cleaning plant is by being tiltedly microscler aggregate bin; be the sky circularly sweep-up pipe, dust absorption fan and the dust flue of rectangle be linked in sequence and form, the bottom of aggregate bin and sweep-up pipe junction is provided with the mouth of putting out cereal.
The better technical scheme of semi-feeding rice and wheat thresher described in the utility model is that the area of the square-section of sweep-up pipe is 1.5-1.7 a times of circular cross-sectional area.
The further perfect technical scheme of semi-feeding rice and wheat thresher described in the utility model is, the gearratio of transmission mechanism intermediate roll main shaft and clamping chain sprocket shaft is 7:1, and cylinder linear velocity and clamping chain chain line velocity ratio are 15:0.35.
Adopt semi-feeding rice and wheat thresher described in the utility model to have following advantage.(1) the cleaning plant design is unique, structure is simplified, it circularly the sweep-up pipe of rectangle be highly advantageous to and clean, only just can finish the work of cleaning with a dust absorption fan, make and clean quality and reach ministry standard, changed former usefulness and blown out fan and dust absorption fan and clean jointly just and can reach the situation of cleaning quality requirement; (2) removed particle pusher, winnow, blow out structure members such as fan, alleviated complete machine weight, 115 kilogram weights are only arranged now, two people just can lift, help the operating service of cutting to, (3) complete machine structure connection and reasonable arrangement is guaranteed the continuous and smooth of each link of threshing operations, guarantees to have higher productivity ratio and good threshing and cleans quality; (4) major parameter of each parts is determined appropriately standing grain to be matched the workload of feed quantity and threshing cylinder in the transmission mechanism, reduces percentage of damage and improves threshing performance, can satisfy the threshing operations that wets of doing of wheat and paddy rice.(5) reduced power attenuation, supporting power only needs 2.5-3.5 kilowatt (or 3-5 horsepower diesel).
With reference to the accompanying drawings the utility model is done and described in further detail.
Fig. 1 complete machine structure schematic diagram
Fig. 2 A-A cuts open and shows schematic diagram
Fig. 3 complete machine schematic top plan view
Fig. 4 cleaning plant structural representation
Fig. 5 cleaning plant schematic top plan view
With reference to Fig. 1-5, semi-feeding rice and wheat thresher described in the utility model, by feeding unit 1, sheller unit 2, row's original text wheel 3, cleaning plant 4, transmission mechanism 5 and frame 6 compositions such as grade, its connection and structure are as shown in Figure 1, its main feature is that cleaning plant 4 is by being tiltedly microscler aggregate bin 7, be day sweep-up pipe of field rectangle 8, dust absorption fan 9 and dust flue 10 are linked in sequence and form, aggregate bin 7 is provided with the mouth 11 of putting out cereal with the bottom of sweep-up pipe 8 junctions, structure is shown in Fig. 4-5, wherein the dust suction mouth of pipe 12 of sweep-up pipe is the square-section, its area is 1.5-1.7 a times of dust absorption fan mouth 13 circular cross-sectional area, preferably 1.6 times; The structural design of this cleaning plant is simplified, removed the particle pusher, winnow, blow out structure members such as fan, proportion according to seed and impurity differs bigger, the critical speed of wheat and rice grain is 8.9-11.5m/s, and the critical surface speed of impurity mostly is below the 3.5m/s, and the requirement that adapts to aggregate bin lower shape and dust absorption fan degree of lip-rounding shape, the ad hoc sweep-up pipe of making day circle rectangle (horn shape), seed can be evacuated with impurity evenly separate as soon as possible, reduced seed and be blown the loss that is caused, simultaneously, wind speed in the sweep-up pipe is to increase gradually, help impurity and discharge, can not cause the obstruction of dust absorption fan, guaranteed to clean quality and reached ministry standard; The course of work of cleaning plant is, the seed that leaks down from the notch board sieve aperture and short and small standing grain bits, foreign material etc. are through aggregate bin 7 downward landings, be in evacuation, even distribution in the dust suction mouth of pipe 12 front and back, because the area of the dust suction mouth of pipe 12 is greater than 1.6 times of the area of dust absorption fan mouth 13, therefore, the blast of the dust suction mouth of pipe is less than about 1.6 times in dust absorption fan mouth, can reach seed better falls by mouthful 11 discharges of putting out cereal by deadweight, lighter tiny foreign material are picked up by dust absorption fan, outside ventilating fan 10 discharge machines.In order to satisfy the wet threshing operations of doing of wheat and paddy rice, reduce percentage of damage and improve threshing performance, according to practical experience, selecting the drum spindle 14 and the gearratio of the sprocket shaft 16 of clamping chain 15 in the transmission mechanism 5 for use is 7:1, and cylinder 17 linear velocities are 15:0.35 with clamping chain chain 18 linear velocities ratio.Mating power can take the rural area to have the 3-5 horsepower diesel now.
Claims (3)
1, semi-feeding rice and wheat thresher; form by feeding unit [1], sheller unit [2], row's original text wheel [3], cleaning plant [4], transmission mechanism [5] and frame [6] etc.; it is characterized in that; cleaning plant [4] by be tiltedly microscler aggregate bin [7], be the sky circularly the sweep-up pipe of rectangle [8], dust absorption fan [9] and dust flue [10] be linked in sequence and form, aggregate bin [7] is provided with the mouth [11] of putting out cereal with the bottom of sweep-up pipe [8] junction.
2, semi-feeding rice and wheat thresher according to claim 1, the area that it is characterized in that the square-section of sweep-up pipe ［ 8 ］ are 1.5-1.7 times of circular cross-sectional area.
3, semi-feeding rice and wheat thresher according to claim 1 and 2; it is characterized in that; transmission mechanism ［ 5 ］ intermediate roll main shaft ［ 14 ］ is 7:1 with the gearratio of clamping chain wheel shaft ［ 16 ］, and cylinder ［ 17 ］ linear velocity and clamping chain chain ［ 18 ］ linear velocity are than being 15:0.35.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92225868 CN2129059Y (en) | 1992-06-22 | 1992-06-22 | Half-feed rice-wheat thresher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92225868 CN2129059Y (en) | 1992-06-22 | 1992-06-22 | Half-feed rice-wheat thresher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2129059Y true CN2129059Y (en) | 1993-04-07 |
Family
ID=33770398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92225868 Expired - Fee Related CN2129059Y (en) | 1992-06-22 | 1992-06-22 | Half-feed rice-wheat thresher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2129059Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106818072A (en) * | 2017-02-23 | 2017-06-13 | 金华职业技术学院 | A kind of half feeds the anti-blocking reaper thresher of formula |
-
1992
- 1992-06-22 CN CN 92225868 patent/CN2129059Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106818072A (en) * | 2017-02-23 | 2017-06-13 | 金华职业技术学院 | A kind of half feeds the anti-blocking reaper thresher of formula |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |