CN108176160A - A kind of grain collecting vehicle dust cleaner and its operating method - Google Patents
A kind of grain collecting vehicle dust cleaner and its operating method Download PDFInfo
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- CN108176160A CN108176160A CN201810126392.4A CN201810126392A CN108176160A CN 108176160 A CN108176160 A CN 108176160A CN 201810126392 A CN201810126392 A CN 201810126392A CN 108176160 A CN108176160 A CN 108176160A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
Abstract
The present invention relates to a kind of grain collecting vehicle dust cleaner and its operating methods, belong to agricultural machinery equipment technical field, equipment includes multistage dedusting mechanism, the multistage dedusting mechanism includes several sub- chambers being mutually communicated, dust absorption net is equipped on the side wall of every sub- chamber, the dust absorption net is interspersed in sub- intracavitary by dismountable mode；Water conservancy diversion frame in multistage dedusting mechanism is installed, several guide discs are fixed on the water conservancy diversion frame, the guide disc is corresponding at the exhaust outlet of different sub- chambers respectively, and the rotation axis of guide disc is overlapped with the central axes of corresponding sub- chamber.The hierarchical dedusting mechanism of this programme carries the dust absorbing structure that can flexibly extract, the dust collection mechanism is mainly made of dust absorption net, improve the effect of dust absorption net draw dust, and dust absorption net is very easy to rinse well made of metal wire material or plastics silk material, compared with existing bag-type dust, maintenance difficulties are small, and the vibrating noise of suction ventilator can be reduced using dust suction web frame, improve working environment.
Description
Technical field
The present invention relates to agricultural machinery equipment technical field, specifically, be related to a kind of grain collecting vehicle dust cleaner and
Its operating method.
Background technology
National about 1.1334 hundred million hectares of cereal crops sown area in 2015, about 1,886,400,000,000 yuan of the Farming gross output value, compared with
Last year declines about 6.51%, and Farming accounts for the National Planting output value 32.73% and declines 4.23% compared with last year.Total profit is about
33200000000 yuan, decline 84.25% compared with last year.
Macro-economy influence is further deepened in the decline of 2016 Grain Developments.Grain-production net profit glides within 2016, agriculture
The people plant -1,360 hundred million yuan of grain gross profit, decline 169,200,000,000 yuan compared with last year.Consider that rural area marginal propensity to consume in 2016 carries
Height to 0.82 level, carry out GDP and decline 935,900,000,000 yuan, is 2016 GDP1.27 percentage points annual by resident's net profit descent tape.From
From the point of view of state revenue angle, in Jan-Sept, 2016 China's fiscal revenues account for total social demand 19.66%, and rural area always needs
Ask decline that state revenue is caused to decline 184,000,000,000 yuan or so.
Farming income accounts for whole income from plant industry proportions and declines to a great extent, it will the circulation non-grain operation in soil is induced,
Or a large amount of leave arable land wasteds bring later stage grain-production hidden danger, influence economy and society stabilization.
From the point of view of the current fundamental realities of the country, China's integration of urban and rural economics is realized, realize that life of farmers reaches the well-to-do level, need
Accelerate rural laborer effectively to shift and then accelerate Rural Land Circulation, land transformation is increased to by current 14.33%
More than 90%, the specialized operation of rural area home farm can basically reach the integration of urban and rural economics.
For present circumstances, rural laborer lose the main reason on the one hand come from go down town work it is expected compared with
Booming income, peasants' stratum of new generation caused by the other hand then coming from relatively low agricultural modernization level are changed one's profession, therefore pass through
Accelerate to promote agricultural machinery modernization level, improve the cereal crops yield of single farm-land management personnel, agriculture could be improved
The people take in, and keep rural labor personnel amount, attract talent.
In order to improve agricultural modernization level, Machinery Automation degree is improved, reduces labour personnel's usage amount, is mitigated
Peasant burden, a large amount of rural labor tool of production of many agricultural machinery Corporation R ＆ Ds are adopted with grain receipts as representative
Agricultural machinery quantity is especially numerous.
Such as the Chinese patent applied before inventor, application number：2014204448101, patent name：A kind of threshing ground
Grain purchasing machine, abstract of description：A kind of threshing ground grain purchasing machine by automobile chassis, inhales grain separator box, wind stopping device, elevator, Luo Xuan propulsions
Device, wind turbine, diesel-driven generator, suction hose and suction grain nozzle composition.It inhales grain device to be set on automobile chassis, be set on automobile chassis
There is diesel-driven generator, the front end that suction grain nozzle is fixed on automobile chassis can transfer up and down, inhale grain nozzle and pass through suction hose with inhaling grain
Separator box connects, and inhales grain separator box lower end connection wind stopping device, wind stopping device discharge port end connection elevator lower end feed hopper, elevator
Upper end discharge port connection Luo Xuan propellers, wind turbine induced duct, which is connected to, inhales grain separator box upper end, and automobile chassis front end is equipped with side
To disk.
The program is dedicated to promoting level of farming mechanization, mitigates the heavy burden of labourer, however facts proved that, in reality
Still there is following deficiency during applying：
1st, grain separator box is inhaled after grain is detached with the air-flow that carrying grain enters in suction grain separator box, inhales grain separation
Draught head in case substantially reduces, and grain is no longer influenced by air-flow carrying, is inhaling grain separator box bottom so as to fall, air-flow then discharges suction
Dust cleaning plant is not arranged in grain separator box, the program, and the dust of discharge will cause ambient enviroment seriously to pollute, and influences
The health of farm machinery operators；
2nd, wind turbine, separation bin, wind stopping device, feed hopper and Luo Xuan propellers are arranged along same vertical position, lead to the position
The vertical size that takes up space is very big, is unfavorable for avoiding obstacles in grain purchasing machine moving process, and improve the center of gravity of grain purchasing machine,
Influence grain purchasing machine operation stability；
3rd, the absorption range of suction hose suction grain mouth is narrower, causes suction grain inefficient, therefore suction hose absorbs
During grain, the feed inlet of suction hose need it is constantly mobile, to draw the grain of different location, and the movement of suction hose, according to
The overall movement of grain purchasing machine bulky Lai Yu, therefore the energy consumption drawn and generated during grain is increased, according to inhaling
The nozzle that grain muzzle fills expanded type expands suction grain mouth suction grain range, and grain is drawn using nozzle, then can be due to the expansion of absorption area
Greatly, the wind pressure at nozzle is caused to reduce, grain is difficult to suck suction hose；
Another prior art is a Chinese patent application, application number：2015205371046, title：It receives on a kind of threshing ground
Paddy machine, abstract of description：A kind of threshing ground harvester, including rack, is configured with traveling wheel and universal wheel in rack；Configuration is in machine
Conveying device on frame, the conveying device have feeding mouth and discharge port；The feeding in the feeding mouth side of conveying device is configured
The cereal of conveying device feeding mouth both sides is delivered to the feeding mouth of conveying device by device, drawing-in device；It also matches in rack
It is equipped with：One inhales paddy and dust exhaust apparatus, and the cereal sucking on threshing ground is inhaled paddy and dust suction dress by the paddy nozzle of inhaling inhaled in paddy and dust exhaust apparatus
It is settled and is collected in the discharge box put, inhaling paddy will be produced by the discharge port of conveying device with the dust suction nozzle in dust exhaust apparatus
Dust sucking discharge box in handle；One power plant, power plant driving traveling wheel walking simultaneously drive suction paddy and dust suction simultaneously
Device, conveying device and drawing-in device work.
Although the device is mounted with dust bag in discharge box, discharge box is located in the middle part of equipment, and dust accumulation needs
Frequently cleaning, and it is very troublesome frequently to dismount discharge box.
In existing equipment, people frequently with cloth bag also through, as dedusting structure, using the gas permeability of cloth through air, hindering
Dust is kept off, if flour mill is frequently with the program, however one side dust easily blocks cloth bag, and the ventilation efficiency for leading to cloth bag is gradual
It reduces, on the other hand.Cloth bag occupied space in use is big, easily by branch tree on the mobile grain collecting vehicle used
Wooden fork scraping is scratched.
Invention content
1st, it to solve the problems, such as
Filtering is be easy to cause for pollutants such as the dust crossed in air filtering using fabric construction in the prior art to be not thorough
With the situation for blocking filter plant, the present invention is provided a kind of grain collecting vehicle dust cleaner and its operating method, is removed using multistage
Dirt mechanism is filtered the impurity in air, a filtering can be carried out per level-one dedusting mechanism, so as to improve integral filter
Effect, filtered version are opening mode, and there is no the situations for blocking filter plant, ensure that the steady safety of filter course.
2nd, technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of grain collecting vehicle dust cleaner, including multistage dedusting mechanism, the multistage dedusting mechanism includes several mutual
The sub- chamber of perforation is equipped with dust absorption net on the side wall of every sub- chamber, and the dust absorption net is interspersed in sub- chamber by dismountable mode
It is interior；Water conservancy diversion frame in multistage dedusting mechanism is installed, several guide discs are fixed on the water conservancy diversion frame, the guide disc is located at respectively
Corresponding sub- intracavitary, the axis of guide disc are overlapped with the axis of corresponding sub- chamber.
Preferably, the sub- chamber overall dimensions reduce one by one along air draft direction.
Preferably, the sub- intracavitary is equipped with the limit protrusion of fixed dust absorption net.
Preferably, one is respectively equipped on the sub- chamber side wall for installing the jack of dust absorption net.
Preferably, one end of the dust absorption net is equipped with the end plate of subsidiary handle.
Preferably, the dust absorption net is made of metal wire material or plastics silk material.
Preferably, the windward side of the guide disc is equipped with a ring shape inner concave arc surface.
Preferably, the multistage dedusting mechanism is connected with suction ventilator, and the suction ventilator is mounted on separation bin, the separation
The lower end sealing in storehouse is communicated with and pushes away grain machine structure, described to push away the sealing of grain machine structure and be communicated with grain storehouse.
Preferably, the separation bin is connected with shell, separation bin and holds together between shell to be communicated with food sucking pipe, it is described hold together shell pass through
Parallel four-bar linkage is fixed, and is held together in shell to be equipped with and is taken off grain auger.
A kind of operating method of grain collecting vehicle dust cleaner, including multistage dedusting mechanism, the multistage dedusting mechanism packet
Several sub- chambers being mutually communicated are included, the sub- chamber overall dimensions reduce one by one along air draft direction, living on the side wall of every sub- chamber
Dynamic to be equipped with dust absorption net, dust absorption net is fixed by the limit protrusion on sub- cavity wall；Water conservancy diversion is installed in the multistage dedusting mechanism
Frame, is fixed with several guide discs on the water conservancy diversion frame, and the guide disc is located at corresponding sub- intracavitary respectively, on the windward side of guide disc
It is equipped with a ring shape inner concave arc surface；
This method includes the following steps：
The first, dust absorption net is installed：Dust absorption net is each passed through the jack intron intracavitary on corresponding sub- chamber side wall, and by limiting
Protrusion is stuck between limit protrusion and sub- cavity wall, and the end plate of dust absorption net blocks jack, ensures the leakproofness of sub- chamber；
2nd, air draft：Air-flow sequentially enters each sub- chamber of multistage dedusting mechanism, is arranged from the sub- chamber of size maximum to size most
Small sub- chamber；
3rd, it filters：Air-flow enters sub- chamber and impacts on the guide disc of the sub- intracavitary, the annular inner concave arc surface on guide disc
Air-flow is disperseed to the dust absorption net of guiding surrounding by middle part, air-flow arranges the air outlet to the sub- chamber of correspondence by the filtering of dust absorption net；
4th, dust absorption net is cleaned：Pull handle extracts dust absorption net out, using high pressure draught or high pressure water by the ash on dust absorption net
Dirt cleans up.
3rd, advantageous effect
Compared with the prior art, beneficial effects of the present invention are：
(1) in dust removal process, prior art generally use bag-type dust filters powder using the characteristics of filtering of cloth bag
Dirt, however dust easily blocks cloth bag, leads to the reduction of the ventilation efficiency of cloth bag all the more, and the cloth bag occupied space in use
Greatly, it is easily scratched by branch crotch, in order to seek a kind of effective scheme that cloth bag can be replaced to be dusted, this programme is invented
A kind of hierarchical dedusting mechanism, the hierarchical dedusting mechanism carry the dust absorbing structure that can flexibly extract, dust collection mechanism master
It to be made of dust absorption net, on the one hand the characteristics of dust suction web frame is intensive is utilized in this programme, improve the effect of dust absorption net draw dust
Fruit, on the other hand, dust absorption net is very easy to rinse well made of metal wire material or plastics silk material, with existing bag-type dust phase
Than maintenance difficulties are small, further, the vibrating noise of suction ventilator can be reduced using dust suction web frame, improve working environment；
In terms of architecture design, the present invention is improved the air-flow passed through in multistage dedusting mechanism using water conservancy diversion frame and moved towards, increase air-flow and multistage
Time of contact and contact area between dust absorption net in dedusting mechanism farthest improve multistage dedusting mechanism filter efficiency
(2) as air-flow is in the sequentially filtering of sub- intracavitary, the filter pressure of the sub- chamber at rear portion gradually lowers, therefore do not need to
The sub- chamber of big model is continuing with, to save material cost, mitigates the overall weight of multistage dedusting mechanism.
(3) quick insertion of dust absorption net or extraction for convenience sets jack on the side wall of sub- chamber, and dust absorption net, which passes through, to be inserted
The sub- chamber is inserted into hole, and is fixed on sub- cavity wall by limit protrusion, can also quickly be pulled out dust absorption net by handle
Come, convenient for the flushing or replacement of dust absorption net.
(4) the annular inner concave arc surface on guide disc causes air inlet direction reverse flow of the air-flow to sub- chamber, and divides to four
In week, at the air outlet that the sub- chamber is flowed to along dust absorption net, in the process, air-flow is fully contacted with dust absorption net, realizes fully filtering
Impurity purpose in air-flow.
(5) after in order to solve to widen the size of nozzle in the prior art, the air pressure in food sucking pipe reduces, and causes to draw grain
The dynamics of food reduces, and inhales the problem of grain efficiency die-offs, and the present invention carries out grain absorption using grain auger auxiliary food sucking pipe is taken off, takes off grain
Auger is horizontal positioned, and front end is opened to both sides, and expansion takes off taking off for grain auger and takes range, and grain is brought to the suction grain mouth of food sucking pipe
Place, is absorbed by food sucking pipe, and the grain do not taken off can also be supplemented by food sucking pipe and be drawn.
Description of the drawings
Fig. 1 is the left view of grain collecting vehicle of the present invention；
Fig. 2 is the enlarged drawing of A in Fig. 1；
Fig. 3 is the B direction views for holding together grain machine structure in Fig. 1；
Fig. 4 is that the multistage dedusting mechanism of the present invention filters the principle schematic of dust；
Fig. 5 is the expanded schematic diagram of dust absorption net of the present invention.
In figure：
1st, chassis；101st, engine；102nd, platform；
2nd, grain separating mechanism；201st, food sucking pipe；202nd, separation bin；203rd, screen pack；204th, suction ventilator；205th, No.1
Motor；206th, sealing plate；207th, limiting plate；208th, extension spring；
3rd, hold together grain machine structure；301st, hold together shell；302nd, parallel four-bar linkage；303rd, thread bush；304th, No. three motors；305th, it takes off
Grain auger；306th, feed inlet；307th, inclined-plane；308th, No. four motors；309th, prismatic sub-material frame；310th, plate is taken off；
4th, grain machine structure is pushed away；401st, housing；402nd, grain storehouse；403rd, screw auger；404th, No. two motors；405th, unidirectional pressure release
Valve；
5th, multistage dedusting mechanism；501st, sub- chamber；502nd, dust absorption net；503rd, limit protrusion；
5021st, end plate；5022nd, handle；
6th, water conservancy diversion frame；601st, guide disc.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below it is right
The present invention is expanded on further.
Embodiment 1
It is of the invention to show in an illustrative manner, and be highly simplified, as shown in Figures 1 to 5：
In the prior art, generally use wind stopping device separates grain out of separation bin 202, but wind stopping device needs individually to drive
It is dynamic, the load of generator is on the one hand increased, on the other hand also increases complete vehicle quality, increases the power requirement of engine,
It is unfavorable for energy-saving and emission-reduction, against vehicle light-weight design trend.
Further, the blade of wind stopping device, can be by the grain between blade and wind stopping device inner wall in rotation process
Particle Crush is unfavorable for ensureing grain processing integrity degree, and the grain being crushed is easily rotten mouldy, if the grain being crushed
Grain is excessive, it will influences the food storage quality of entire silo and quality guarantee period.
Moreover, in terms of using effect, suction ventilator, separation bin, wind stopping device and grain storehouse are sequentially arranged dress in vertical direction
To match, the vertical size for leading to the part is excessive, seems very prominent in grain collecting vehicle entirety, not only influences vehicle beauty,
Importantly, since grain collecting vehicle is often travelled in field, rural area countryside trees are luxuriant, and cable is relatively short, and grain is received
The structure of collection roof often scrapes branch crotch or cable, generates some potential safety problems.
To solve the above problems, this programme employs a kind of grain collecting vehicle, chassis 1 is equipped with grain separating mechanism 2,
Grain separating mechanism 2 includes separation bin 202, and 202 middle part of separation bin is equipped with screen pack 203, and screen pack 203 is located at food sucking pipe
201 are equipped with magnet with the top of 202 connectivity port of separation bin, screen pack 203, for stopping the tree into suction ventilator 204
Leaf, metal impurities etc. protect suction ventilator 204 not worn or wound by impurity, ensure 204 trouble free service of suction ventilator；Separation bin
202 are connected with suction ventilator 204, and separation bin 202 is connected with suction ventilator 204, and suction ventilator 204 is used to be formed in separation bin 202
Negative pressure, suction ventilator 204 are driven by No.1 motor 205.
The lower section of separation bin 202 is connected with pushes away grain machine structure 4 for what grain pushed to side, pushes away grain machine structure 4 and includes housing
401, one end of housing 401 is connected with grain storehouse 402, and 401 other end of housing is connected with the lower end of separation bin 202, in housing 401
Portion is equipped with screw auger 403, and screw auger 403 is driven by No. two motors 404.Separation bin 202 pushes away grain machine structure 4 and grain storehouse
The space formed between 402 is confined space, and the turnover door of 402 side of grain storehouse setting output grain is closed the turnover door
Later, sealing space is formed in grain storehouse 402.
Due to forming sealing space in grain storehouse 402, when generating negative pressure in separation bin 202,402 inside of grain storehouse is with detaching
Pressure differential will not be generated inside storehouse 202, suction ventilator 204 cannot form air-flow in grain storehouse 402, i.e., will not be by grain storehouse 402
Interior grain is pumped at suction ventilator 204, has been reached wind stopping device in the prior art and has been kept apart a part of space of separation bin 202
Come, avoid suction ventilator 204 that the grain in grain storehouse 402 is drawn to the purpose of suction ventilator 204.Due to eliminating wind stopping device, show
Go out following advantageous effect：First, suction ventilator 204, separation bin 202 and the fitted position for pushing away the portions such as grain machine structure 4 are reduced, reduces vehicle
Highly, it prevents from scraping barrier in grain collecting vehicle driving process, reduces vehicle center of gravity；2nd, the wind stopping device saved is also reduced
Coordinate the use of motor with it, it, can by reducing the requirement of engine 101 model so as to reduce 101 power demand of engine
To save 101 cost of engine, mitigate complete vehicle weight；3rd, the blade of wind stopping device is thoroughly avoided by the feelings of grain crushing
Condition.
Further, this programme is in a manner that screw auger 403 pushes grain to grain storehouse 402, screw auger 403
Radial dimension substantially reduces, and avoids grain storehouse 402 and raises separation bin 202 and suction ventilator 204；And since grain storehouse 402 shifts
To side, the blocking of 402 peripheral obstacle of grain storehouse is few, and the turnover door taking-up that the personnel that are conveniently operated open grain storehouse 402 is wherein deposited
The grain of storage.
Further, increase grain storehouse during pushing grain to grain storehouse 402 in order to avoid screw auger 403
402 internal pressures cause to promote difficulty, unidirectional relief valve 405 are installed on grain storehouse 402 so that the air pressure in grain storehouse 402
It excludes in time.
In order to prevent separation bin 202, to push away the space sealing formed between grain machine structure 4 and grain storehouse 402 bad, as benefit
It fills, is respectively articulated on inner wall at left and right sides of 202 lower part of separation bin and is useful for separation bin 202 and pushes away what grain machine structure 4 was kept apart
Sealing plate 206, the top of sealing plate 206 are respectively equipped with a limiting plate 207 limited to sealing plate 206, limiting plate 207 with it is right
Answer it is corresponding respectively between sealing plate 206 extension spring 208 that corresponding sealing plate 206 is drawn to closure is installed, in extension spring 208
Stretching action under, two pieces of 206 steering horizontal states of sealing plate are mutually clamped, formed sealing partition board, limiting plate 207 as resistance
Stopper defines the rotation limit of sealing plate 206, and sealing plate 206 is prevented to be flipped up excessively；When grain is gathered in sealing plate
206 tops, more than the traction force of extension spring 208, sealing plate 206 is opened, and grain enters screw auger 403, extension spring 208
It resets, is again sealed off.
In the prior art, for drawing the suction grain functional component of grain with taking off grain for what grain was grilled into grain storehouse 402
Functional component is mutual indepedent, inhales grain functional component as the supplement for taking off grain functional component, but two independent functional components are also
Include respectively independent corollary system, the structure both caused is numerous and jumbled, bulky, such as take off grain functional component usually require it is defeated
Machine is sent to transmit grain, and the volume of conveyer is very huge.
In order to improve the problem, reduce vehicle volume, improve and receive grain efficiency, this programme use using inhale grain functional component as
It is main, to take off the mentality of designing supplemented by grain functional component, remove bulky conveyer, only retain take off grain take off grain auger
305；Specific embodiment is：It is installed in 1 front end of chassis and holds together grain machine structure 3 for gather grain；Hold together grain machine structure 3 and grain
It is connected between separating mechanism 2 by food sucking pipe 201, sets platform 102 in 1 front end of chassis, hold together grain machine structure 3 and include holding together shell 301, put down
Platform 102 and holding together between shell 301 is connected using parallel four-bar linkage 302, and the rear end for holding together shell 301 is hinged with thread bush 303, platform
No. three motors 304 are hinged on 102, the shaft of No. three motors 304 is connect with thread bush 303 by the way of thread fitting；Hold together
The front end of shell 301 is equipped with feed inlet 306, holds together in shell 301 to be equipped with to take off grain auger 305, food sucking pipe 201 and after holding together 301 inside of shell
Side space connects.
It takes off grain auger 305 and shares two, the front end for taking off grain auger 305 is opened to the left and right sides respectively, and two are in splayed
Setting take off grain auger 305 realize using it is less take off grain auger 305 carry out it is large range of take off grain, can improve and take off grain effect
Rate；It takes off and prismatic sub-material frame 309 is equipped between grain auger 305, prismatic sub-material frame 309 and hold together shell 301 and collectively form to take off grain auger 305
Outline border, take off grain auger 305 with cooperation and convey grain backward, the triangular structure of 309 forepart of prismatic sub-material frame is by grain point
To taking off at grain auger 305 for both sides.
Grain range is received in order to further expand, holds together the left and right sides of shell 301 and is respectively articulated with that there are one be used to take off grain to holding together
Plate 310 is taken off in 301 front of shell, takes off plate 310 and is driven by the cylinder, under the action of cylinder, takes off plate 310 and turned by lever principle
It is dynamic.
In use, the shaft rotation of No. three motors 304, since No. three motors 304 cannot be rotated with thread bush 303, because
This is rotated when shaft, and thread bush 303 is axially moveable relative to shaft, and thread bush 303 pushes shell 301 to connect parallel four at this time
The control lower swing of linkage 302 adapts to the difference of grain piling height, holds together shell 301 forward in side-lower swing process, grain
Enter to hold together shell 301 from feed inlet 306, grain auger 305 is taken off by grain so as to hold together the front side of shell 301 by what No. four motors 308 drove
Push rear side to, the food sucking pipe 201 connected at this time with holding together 301 back space of shell, which is taken advantage of a situation, sucks grain in separation bin 202.
In the above-mentioned course of work, the transmission rate for taking off grain auger 305 is met as standard using the grain rate of taking off for taking off plate 310,
Following relational expression can be obtained by establishing the mathematical model taken off grain auger 305 and taken off between plate 310：
In formula (1)：α is the angle of oscillation for taking off plate, and R is the length for taking off grain part for taking off plate, and H is the width for taking off plate, and ω is takes off
The rotary speed of grain auger, r are the radius for taking off grain auger, and β is the inclination angle for the blade for taking off grain auger；Under normal conditions, grain strand is taken off
The r radiuses of dragon are 15cm, and blade tilt β is 30 °, and selectes R as 30cm, H 30cm according to the size for taking off grain auger, takes off grain strand
The rotary speed ω of dragon is 30-60r/min, and it is 675 ° to 1350 ° to substitute into formula and can obtain α, i.e., plate 310 per minute of taking off will be swung
675 ° to 1350 ° could meet the needs taken off under grain auger rated speed and receive grain, average 11.25 ° to 22.5 ° of each second.But
In actual use, after using the above-mentioned rate for taking off plate swing is realized to the control of cylinder, spiral strand is not still met
The receipts grain requirement of dragon, is analyzed through inventor, cannot be by all grains in its hunting range all in swing process due to taking off plate
It is grilled at grain auger, takes off plate from there through setting and 1.3 times of flutter rate is improved on above-mentioned rate technology be able to meet and take off
The receipts grain demand of grain auger.
Enter in food sucking pipe 201 to be conducive to grain, the rear end face for holding together shell 301 is set as what lower edge turned forward
Inclined-plane 307, grain are more nearly the suction grain mouth of food sucking pipe 201, so as to improve the suction of food sucking pipe 201 along inclined-plane upward sliding
Grain efficiency.
This programme holds together shell 301 by setting, by the absorption space enlargement of food sucking pipe 201, according to common sense it is found that in wind pressure not
In the case of change, opening area is bigger, and absorption intensity is smaller, and in order to overcome the problem, this programme employs to take off grain auger 305
Assist the mode of food sucking pipe 201, strengthen and inhale grain function, at the same retain take off grain function take off 305 component of grain auger, to inhale grain function
Used, respectively system is huger caused by avoiding taking off grain and suction grain in the prior art independently of each other, and structure is too fat to move, high energy consumption
The problem of.
Whether observation grain is efficiently absorbed for the convenience of the users, and food sucking pipe 201 is arranged the side by operator seat,
Driver is facilitated to observe grain in food sucking pipe 201 and enriches situation, understands whether the position grain is collected completely, and without getting off
Observation separately needs personnel to coordinate commander.
In order to improve the suction grain range of food sucking pipe 201, the appearance at grain accumulation dead angle is avoided, by food sucking pipe 201 and holds together shell
The position of 301 connections is many places, i.e., draws the grain of 301 different location of shell using the food sucking pipe of divergence expression 201.
Prior art generally use bag-type dust, i.e., using Bag filter dust, however dust easily blocks cloth bag, causes
The ventilation efficiency of cloth bag continuously decreases, and the cloth bag occupied space expanded is big, is easily scratched by branch crotch, in order to avoid this
Problem, this programme employ a kind of multistage dedusting mechanism 5 at the air outlet of suction ventilator 204, and multistage dedusting mechanism 5 wraps
Several sub- chambers 501 for being laminated and placing and being mutually communicated are included, dust absorption net 502, sub- chamber 501 are equipped on the side wall of every sub- chamber 501
Inside be also respectively provided with limit protrusion 503 for limiting corresponding 502 installation site of dust absorption net, dust absorption net 502 is by can
The mode of dismounting is interspersed in sub- chamber 501, and jointly fixed by the madial wall and limit protrusion 503 of sub- chamber 501, is inhaled for convenience
Dirt net 502 is inserted into corresponding sub- chamber 501, corresponds to and opens up there are one jack respectively on sub- 501 side wall of chamber, one end of dust absorption net 502 is divided
Handle Gu Ding not be respectively and fixedly provided on end plate 5021 there are one for preventing dust absorption net 502 completely into the end plate 5021 in sub- chamber 501
Hand 5022.
In use, dust absorption net 502 made of metal wire material or plastics silk material is inserted into respectively in corresponding sub- chamber 501, and by
The inner wall of the sub- chamber 501 and 503 common clamping fixed of limit protrusion, end plate 5021 are got lodged at corresponding jack, seal the sub- chamber
501；When air-flow is successively by every sub- chamber 501, the dust absorption net 502 corresponded in sub- chamber 501 is inhaling the impurity absorption in air
On dirt net 502, by adsorbing layer by layer, air is gradually purified.
In order to which the impurity in air is made more fully to be contacted with dust absorption net 502, this programme is added in multistage dedusting mechanism 5
Water conservancy diversion frame 6, the extending direction of water conservancy diversion frame 6 is identical with the axial direction of multistage dedusting mechanism 5, on water conservancy diversion frame 6 is uniformly provided with guide disc
601, guide disc 601 is located at respectively at the air outlet of corresponding sub- chamber 501, and the edge of guide disc 601 is stuck up to air inlet, works as gas
It flows from the air outlet of suction ventilator 204 and enters first sub- chamber 501, gas shock is reversely expanded around later on guide disc 601
It dissipates, air-flow is impacted first on the inner wall close to air inlet side, then flows to air outlet along the inner wall of the sub- chamber 501, herein
In the process, the impurity in air-flow is adsorbed by dust absorption net 502, and the air-flow discharged in first sub- chamber 501 enters second sub- chamber 501
In, and so on, until last sub- chamber 501 more fully cleans air-flow.With the progress of filtering, the sub- chamber of rear side
501 dedusting pressure is gradually reduced, therefore the size that will be far from the sub- chamber 501 of suction ventilator 204 reduces one by one, unnecessary to save
Materials'use, mitigate weight of equipment.
Since dust absorption net 502 uses dismountable mode to be mounted in sub- chamber 501, when needing cleaning, directly extraction carries out
Flushing, since dust absorption net 502 uses metal wire material or plastic wire, metal wire material or plastic wire are more existing to the adhesiveness of dust
There is in technology common filter cotton material adhesiveness reduce very much, using high pressure water washing when is very easy to removing dust particle.
When selecting air draught acc power, since power P needed for suction ventilator (KW) calculation formula is：
P=1.1 × Qp/ (3600 × 1020 η) (2)
In formula (2), Q is air quantity；P is the full blast pressure of suction ventilator；η is air draught engine efficiency, generally takes 0.75~0.85, this example
In take 0.8；For power P then using most common 15KW in this field, it is 40058181 to bring formula (2) into and can obtain Qp；Grain strand will be taken off
When the rotary speed ω of dragon is set as 60r/min, takes off grain auger and take off grain 19m per hour3, inventor measures, the wind of cleaner
Measure 50 times or so that Q is receipts flow vector, i.e. 950m3/ h, therefore show that full blast pressure p is 4.2KPa；
P=ρ gh (3)
In formula (3)：Averag densities of the ρ for drying wheat, generally 750kg/m3, g is gravity coefficient, takes 9.8N/kg；It will
It is 5.6m that full blast pressure zone, which enters (3) formula to obtain the height h that wheat is picked up, it is known that the suction ventilator of 15KW disclosure satisfy that daily production needs
It will.
A kind of operating method of grain collecting vehicle, this method include the following steps：
First, adjust grain machine structure 3：The shaft rotation of No. three motors 304, shaft and the relative distance of thread bush 303 occur
Variation makes shaft that thread bush 303 be pushed to move forward or retreat, and thread bush 303 drives shell 301 to be put around parallel four-bar linkage 302
It is dynamic, so as to adjust the height of shell 301 and front and back position, to be accurately collected to the grain on threshing ground；
2nd, hold together grain：It takes off grain auger 305 for two to rotate, in the frame for holding together shell 301 and prismatic sub-material frame 309 and surrounding jointly
It is interior, grain is pushed to the suction grain mouth of food sucking pipe 201 at feed inlet 306 to, by 307 structure of inclined-plane for holding together shell 301, grain is along tiltedly
Face 307 is moved upward to closer to the position for inhaling grain mouth, is more convenient food sucking pipe 201 and is inhaled grain；
3rd, grain is inhaled：No.1 motor 205 drives suction ventilator 204 to form negative pressure in separation bin 202, is connected with separation bin 202
Also it is negative pressure in logical food sucking pipe 201, atmospheric pressure pushes grain to be poured in into food sucking pipe 201, and the arrangement of food sucking pipe 201 is by driving
Cabin side, driver by observe grain in food sucking pipe 201 enrich degree judge the position whether also have grain, if should
The position of mobile grain collecting vehicle；Since the communicating passage of separation bin 202 and grain storehouse 402 is sealing structure, when separation bin 202
During interior formation negative pressure, isobaric in sealing space, the grain in grain storehouse 402 will not be back in separation bin 202, so that inhaling
The air pressure of grain is acted on completely in food sucking pipe 201, is improved and is inhaled grain ability.
4th, grain is received：After grain enters separation bin 202 by food sucking pipe 201, since air pressure is close in separation bin 202, grain
Food pressure reduces suddenly, and grain is fallen by gravity in 202 bottom of separation bin, and grain is pushed to storage by screw auger 403
In silo 402；
5th, dedusting：After grain is promoted separation bin 202 by air, suction ventilator 204 arranges air to multistage dedusting mechanism 5,
Air is successively by every sub- chamber 501, and by the guide functions of the guide disc 601 in the sub- chamber 501 of correspondence, air turns to each height
On the dust absorption net 502 of chamber 501, the dust particle in air is corresponded to dust absorption net 502 and is adsorbed, so as to fulfill abundant air filtering excessively
Purpose.
In the description of the present invention, it is to be understood that term " on ", " under ", "left", "right", " vertical ", " level ",
The orientation or position relationship of the instructions such as " top ", " bottom ", " interior ", " outer ", "front", "rear", " clockwise ", " counterclockwise " are based on attached
Orientation or position relationship shown in figure are for only for ease of the description present invention and simplify description rather than instruction or imply signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that the present invention
Limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；Can be straight
It connects connected, can also be indirectly connected by intermediary.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.This field it is common
Technical staff is it is to be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Changing and improving should all fall into claimed invention.The claimed scope of the invention is by appended claims and its waits
Effect object defines.
Claims (10)
1. a kind of grain collecting vehicle dust cleaner, including multistage dedusting mechanism (5), it is characterised in that：The multistage dedusting mechanism
(5) including several sub- chambers (501) being mutually communicated, dust absorption net (502), the suction are equipped on the side wall of every sub- chamber (501)
Dirt net (502) is interspersed in by dismountable mode in sub- chamber (501)；Water conservancy diversion frame (6) is installed in multistage dedusting mechanism (5),
Several guide discs (601) are fixed on the water conservancy diversion frame (6), the guide disc (601) is located at respectively in corresponding sub- chamber (501),
The axis of guide disc (601) is overlapped with the axis of corresponding sub- chamber (501).
2. a kind of grain collecting vehicle dust cleaner according to claim 1, it is characterised in that：The sub- chamber (501) is whole
Size reduces one by one along air draft direction.
3. a kind of grain collecting vehicle dust cleaner according to claim 2, it is characterised in that：In the sub- chamber (501)
Limit protrusion (503) equipped with fixed dust absorption net (502).
4. a kind of grain collecting vehicle dust cleaner according to claim 3, it is characterised in that：Sub- chamber (501) side wall
On be respectively equipped with one for installing the jacks of dust absorption net (502).
5. according to a kind of grain collecting vehicle dust cleaner any in claim 1-4, it is characterised in that：The dust absorption net
(502) one end is equipped with the end plate (5021) of subsidiary handle (5022).
6. a kind of grain collecting vehicle dust cleaner according to claim 5, it is characterised in that：The dust absorption net (502) by
Metal wire material or plastics silk material are made.
7. a kind of grain collecting vehicle dust cleaner according to claim 6, it is characterised in that：The guide disc (601)
Windward side is equipped with a ring shape inner concave arc surface.
8. a kind of grain collecting vehicle dust cleaner according to claim 5, it is characterised in that：The multistage dedusting mechanism
(5) it is connected with suction ventilator (204), the suction ventilator (204) is on separation bin (202), the lower end of the separation bin (202)
Sealing is communicated with and pushes away grain machine structure (4), described to push away grain machine structure (4) sealing and be communicated with grain storehouse (402).
9. a kind of grain collecting vehicle dust cleaner according to claim 5, it is characterised in that：The separation bin (202) is even
Be connected to shell (301), separation bin (202) and hold together between shell (301) to be communicated with food sucking pipe (201), it is described hold together shell (301) pass through it is flat
Row four-bar mechanism (302) is fixed, holds together in shell (301) to be equipped with and takes off grain auger (305).
10. a kind of operating method of grain collecting vehicle dust cleaner, it is characterised in that：
Including multistage dedusting mechanism (5), the multistage dedusting mechanism (5) includes several sub- chambers (501) being mutually communicated, the son
Chamber (501) overall dimensions reduce one by one along air draft direction, and dust absorption net is movably installed on the side wall of every sub- chamber (501)
(502), dust absorption net (502) is fixed by the limit protrusion (503) on sub- chamber (501) inner wall；Pacify in the multistage dedusting mechanism (5)
Equipped with water conservancy diversion frame (6), it is fixed with several guide discs (601) on the water conservancy diversion frame (6), the guide disc (601) is located at pair respectively
It answers in sub- chamber (501), a ring shape inner concave arc surface is equipped on the windward side of guide disc (601)；
This method includes the following steps：
First, installation dust absorption net (502)：Dust absorption net (502) is each passed through the jack intron chamber on corresponding sub- chamber (501) side wall
(501) it in, and is stuck between limit protrusion (503) and sub- chamber (501) inner wall by limit protrusion (503)；
2nd, air draft：Air-flow sequentially enters each sub- chamber (501) of multistage dedusting mechanism (5), from the sub- chamber (501) of size maximum
It arranges to smallest size of sub- chamber (501)；
3rd, it filters：Air-flow enters sub- chamber (501) and impacts on the guide disc (601) in the sub- chamber (501), guide disc (601)
On annular inner concave arc surface by air-flow by middle part disperse be oriented to surrounding dust absorption net (502), air-flow pass through dust absorption net (502) mistake
The air outlet to the sub- chamber of correspondence (501) is arranged in filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810126392.4A CN108176160B (en) | 2018-02-08 | 2018-02-08 | Dust remover for grain collection vehicle and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810126392.4A CN108176160B (en) | 2018-02-08 | 2018-02-08 | Dust remover for grain collection vehicle and operation method thereof |
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| Publication Number | Publication Date |
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| CN108176160A true CN108176160A (en) | 2018-06-19 |
| CN108176160B CN108176160B (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810126392.4A Active CN108176160B (en) | 2018-02-08 | 2018-02-08 | Dust remover for grain collection vehicle and operation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111547119A (en) * | 2020-05-12 | 2020-08-18 | 湖南省天天来米业有限公司 | Follow-on handcart for rice processing |
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| CN108176160B (en) | 2023-08-08 |
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