CN208287689U - A kind of grain collecting vehicle dust cleaner - Google Patents
A kind of grain collecting vehicle dust cleaner Download PDFInfo
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- CN208287689U CN208287689U CN201820228078.2U CN201820228078U CN208287689U CN 208287689 U CN208287689 U CN 208287689U CN 201820228078 U CN201820228078 U CN 201820228078U CN 208287689 U CN208287689 U CN 208287689U
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Abstract
The utility model relates to a kind of grain collecting vehicle dust cleaners, 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 is installed in multistage dedusting mechanism, several guide discs are fixed on the water conservancy diversion frame, the guide disc respectively corresponds at the exhaust outlet of different sub- chambers, and the rotation axis of guide disc is overlapped with the central axes of corresponding sub- chamber.The hierarchical dedusting mechanism of this programme, which has, can flexibly extract the dust absorbing structure to get off, the dust collection mechanism is mainly made of dust absorption net, improve the effect of dust absorption net draw dust, and the dust absorption net made of metal wire material or plastics silk material is very easy to rinse well, compared with existing bag-type dust, maintenance difficulties are small, can reduce the vibrating noise of suction ventilator using dust suction web frame, improve working environment.
Description
Technical field
The utility model relates to agricultural machinery equipment technical fields, specifically, being related to a kind of automobile-used dedusting of grain collecting
Device.
Background technique
National about 1.1334 hundred million hectares of sown area of cereal crops in 2015, about 1,886,400,000,000 yuan of the Farming gross output value, compared with
Last year decline about 6.51%, Farming account for the National Planting output value 32.73% compared with last year decline 4.23%.Total profit is about
33200000000 yuan, compared with last year decline 84.25%.
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 mentions
For height to 0.82 level, it is 2016 GDP1.27 percentage points annual that resident's net profit descent tape, which carrys out GDP and declines 935,900,000,000 yuan,.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 specific gravity 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 period grain-production hidden danger, influence economy and society and stablize.
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%
90% or more, 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 from go down town work it is expected compared with
Booming income, on the other hand then a new generation's peasants' stratum caused by the lower agricultural modernization level is changed one's profession, therefore is passed through
Accelerate to promote agricultural machinery modernization level, improves the cereal crops yield of single farm-land management personnel, agriculture could be improved
People's income, keeps rural labor personnel amount, attracts talent.
In order to improve agricultural modernization level, Machinery Automation degree is improved, labour personnel usage amount is reduced, 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, a kind of patent name: dring yard
Grain purchasing machine, abstract of description: a kind of dring yard grain purchasing machine by automobile chassis, inhales grain separator box, wind stopping device, elevator, Luo Xuan propulsion
Device, blower, 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 by suction hose and inhale grain
Separator box connection inhales grain separator box lower end and connects wind stopping device, and wind stopping device discharge port end connects elevator lower end feed hopper, elevator
Upper end discharge port connects Luo Xuan propeller, and blower 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
It is still had the following deficiencies during applying:
1, grain separator box is inhaled after separating grain 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, inhales grain separator box bottom to fall in, suction is then discharged in air-flow
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；
2, blower, separation bin, wind stopping device, feed hopper and Luo Xuan propeller are arranged along same vertical position, lead to the position
The size that vertically 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；
3, the absorption range of suction hose suction grain mouth is narrower, causes suction grain inefficient, therefore suction hose absorbs
When 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 Lai Yu bulky grain purchasing machine, thus increase draw grain during the energy consumption that generates, according to inhaling
The nozzle of grain muzzle dress expanded type, which expands, inhales grain mouth suction grain range, draws grain 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: a kind of dring yard is received
Paddy machine, abstract of description: a kind of dring yard harvester, including rack are configured with traveling wheel and universal wheel on the rack；Configuration is in machine
Conveying device on frame, the conveying device have feeding inlet and discharge port；Configure the feeding in the feeding inlet side of conveying device
The cereal of conveying device feeding inlet both sides is delivered to the feeding inlet of conveying device by device, drawing-in device；It also matches on the rack
Be equipped with: one inhales paddy and dust exhaust apparatus, and inhaling inhaling in paddy and dust exhaust apparatus, the cereal sucking on dring yard is inhaled paddy by paddy nozzle and dust suction fills
It is settled and is collected in the discharge box set, inhaled produced by discharge port of the dust suction nozzle in paddy and dust exhaust apparatus by conveying device
Dust sucking discharge box in processing；One power device, power device 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 that dust bag, discharge box are located in the middle part of equipment in discharge box, dust accumulation needs
Frequently cleaning, and it is very troublesome frequently to dismount discharge box.
In existing equipment, people are also through, as dedusting structure, penetrating air, resistance using the gas permeability of cloth frequently with cloth bag
Dust is kept off, if flour mill is frequently with the program, however one side dust is easy blocking cloth bag, leads to the ventilation efficiency of cloth bag gradually
It reduces, on the other hand.Cloth bag occupied space in use is big, is mounted on the mobile grain collecting vehicle used and is easy by branch tree
Wooden fork scraping is scratched.
Summary of the invention
1, it to solve the problems, such as
It is easy to cause filtering to be not thorough for pollutants such as the dust for using fabric construction to cross in air filtering in the prior art
The case where with blocking filter plant, the utility model provides a kind of grain collecting vehicle dust cleaner, using multistage dedusting mechanism pair
Impurity in air is filtered, and every level-one dedusting mechanism can be carried out a filtering, to improve integral filter effect, is filtered
The case where form is opening mode, and there is no blocking filter plants, ensure that the steady safety of filter course.
2, technical solution
To solve the above problems, the utility model adopts the following technical scheme.
A kind of grain collecting vehicle dust cleaner, including multistage dedusting mechanism, the multistage dedusting mechanism include 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 is installed in multistage dedusting mechanism, several guide discs are fixed on the water conservancy diversion frame, the guide disc is located at
Corresponding son is intracavitary, and the axis of guide disc is overlapped with the axis of corresponding sub- chamber.
Preferably, the sub- chamber overall dimensions reduce one by one along air draft direction.
Preferably, the intracavitary retention bead for being equipped with fixed dust absorption net of the son.
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 to be communicated with food sucking pipe between shell, 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.
3, beneficial effect
Compared with the prior art, the utility model has the following beneficial effects:
(1) the characteristics of in dust removal process, the prior art generallys use bag-type dust, that is, utilizes the filtering of cloth bag filters powder
Dirt, however dust is easy blocking 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 easy to be 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, which, which has, can flexibly extract the dust absorbing structure to get off, dust collection mechanism master
It to be made of dust absorption net, on the one hand the intensive feature of dust suction web frame is utilized in this programme, improve the effect of dust absorption net draw dust
Fruit, on the other hand, the dust absorption net made of metal wire material or plastics silk material is very easy to rinse well, with existing bag-type dust phase
Than maintenance difficulties are small, further, can reduce the vibrating noise of suction ventilator using dust suction web frame, improve working environment；?
In terms of architecture design, the utility model is improved using water conservancy diversion frame through the air-flow trend in multistage dedusting mechanism, increase air-flow with
Time of contact and contact area between dust absorption net in multistage dedusting mechanism farthest improve multistage dedusting mechanism filtering effect
Rate
(2) the sequentially filtering intracavitary in son with air-flow, the filter pressure of the sub- chamber at rear portion gradually lowers, therefore does not need
The sub- chamber of big model is continued to use, to save material cost, mitigates the overall weight of multistage dedusting mechanism.
(3) jack is arranged in the quick insertion of dust absorption net or extraction for convenience 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 retention bead, 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 makes air inlet direction reverse flow of the air-flow to sub- chamber, and divides to four
In week, along the air outlet that dust absorption net flows to the sub- chamber, in the process, air-flow is sufficiently contacted with dust absorption net, realizes sufficiently filtering
Impurity purpose in air-flow.
(5) after the size in order to solve to widen nozzle in the prior art, the air pressure in food sucking pipe is reduced, and causes to draw grain
The dynamics of food reduces, and inhales the problem of grain efficiency die-offs, and the utility model carries out grain absorption using grain auger auxiliary food sucking pipe is taken off,
It is horizontal positioned to take off grain auger, front end is opened to two sides, and expansion takes off taking off for grain auger and takes range, and grain is brought to the suction of food sucking pipe
It at grain mouth, is absorbed by food sucking pipe, the grain that do not taken off can also be supplemented by food sucking pipe and be drawn.
Detailed description of the invention
Fig. 1 is the left view of the utility model grain collecting vehicle；
Fig. 2 is the enlarged drawing of A in Fig. 1；
Fig. 3 is the B direction view for holding together grain machine structure in Fig. 1；
Fig. 4 is that the multistage dedusting mechanism of the utility model filters the schematic illustration of dust；
Fig. 5 is the expanded schematic diagram of the utility model dust absorption net.
In figure:
1, chassis；101, engine；102, platform；
2, grain separating mechanism；201, food sucking pipe；202, separation bin；203, screen pack；204, suction ventilator；205, No.1
Motor；206, sealing plate；207, limit plate；208, extension spring；
3, hold together grain machine structure；301, hold together shell；302, parallel four-bar linkage；303, thread bush；304, No. three motors；305, it takes off
Grain auger；306, feed inlet；307, inclined-plane；308, No. four motors；309, prismatic sub-material frame；310, plate is taken off；
4, grain machine structure is pushed away；401, shell；402, grain storehouse；403, screw auger；404, No. two motors；405, unidirectional pressure release
Valve；
5, multistage dedusting mechanism；501, sub- chamber；502, dust absorption net；503, retention bead；
5021, end plate；5022, handle；
6, water conservancy diversion frame；601, guide disc.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
It is further described in face of the utility model.
Embodiment 1
The utility model is shown in an illustrative manner, and is highly simplified, as shown in Figures 1 to 5:
In the prior art, it generallys use wind stopping device and 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, complete vehicle quality is on the other hand also increased, 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 during rotation, can be by the grain between blade and wind stopping device inner wall
Particle Crush, be unfavorable for guarantee grain processing integrity degree, the grain being crushed be easier to go bad it is mouldy, if the grain being crushed
Grain is excessive, it will influences food storage quality and the quality guarantee period of entire silo.
Moreover, in terms of use effect, suction ventilator, separation bin, wind stopping device and grain storehouse are sequentially arranged dress in vertical direction
Match, cause the vertical size of the part excessive, seem very prominent in grain collecting vehicle entirety, not only influences vehicle beauty,
Importantly, rural area countryside trees are luxuriant, and cable is relatively short since grain collecting vehicle often travels in field, grain is received
The structure of collection roof is often scraped to branch crotch or cable, generates some potential safety problems.
To solve the above problems, this programme uses a kind of grain collecting vehicle, chassis 1 is equipped with grain separating mechanism 2,
Grain separating mechanism 2 includes separation bin 202, is equipped with screen pack 203 in the middle part of separation bin 202, 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, the tree for stopping to enter suction ventilator 204
Leaf, metal impurities etc. protect suction ventilator 204 not worn or wound by impurity, guarantee 204 trouble free service of suction ventilator；Separation bin
202 are connected with suction ventilator 204, and separation bin 202 is connected to suction ventilator 204, and suction ventilator 204 in separation bin 202 for forming
Negative pressure, suction ventilator 204 are driven by No.1 motor 205.
It is connected with below separation bin 202 and pushes away grain machine structure 4 for what grain was pushed to side, pushing away grain machine structure 4 includes shell
401, one end of shell 401 is connected with grain storehouse 402, and 401 other end of shell is connected to the lower end of separation bin 202, in shell 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
It is confined space that space is formed by between 402, 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.
When generating negative pressure due to forming sealing space in grain storehouse 402, in separation bin 202,402 inside of grain storehouse with separate
Pressure difference 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 pumps at suction ventilator 204, has reached wind stopping device in the prior art and has kept apart a part of space of separation bin 202
Come, avoids 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
It is following out the utility model has the advantages that one, reduce suction ventilator 204, separation bin 202 and the fitted position for pushing away the portions such as grain machine structure 4, reduce vehicle
Highly, it prevents from scraping barrier in grain collecting vehicle driving process, reduces vehicle center of gravity；Two, the wind stopping device saved is also reduced
Cooperate the use of motor with it, so that 101 power demand of engine is reduced, it, can by reducing the requirement of engine 101 model
To save 101 cost of engine, mitigate complete vehicle weight；Three, the blade of wind stopping device is thoroughly avoided by the feelings of grain crushing
Condition.
Further, this programme is in such a way 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, 402 peripheral obstacle of grain storehouse stops the turnover door for facilitating operator to open grain storehouse 402 less taking-up wherein to be 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, push away that be formed by space sealing 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 for by separation bin 202 and pushing away what grain machine structure 4 was kept apart
Sealing plate 206, the top of sealing plate 206 be respectively equipped with one to sealing plate 206 limit limit plate 207, limit plate 207 with it is right
The extension spring 208 for respectively corresponding between sealing plate 206 and being equipped with and corresponding sealing plate 206 being drawn to closure is answered, in extension spring 208
Stretching action under, two pieces of 206 steering horizontal states of sealing plate are mutually clamped, formed sealing partition, limit 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, grain is taken off with for what grain was grilled into grain storehouse 402 for drawing the suction grain functional component of grain
Functional component is mutually indepedent, inhales grain functional component as the supplement for taking off grain functional component, but two independent functional components are also
Include corollary system independent, 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 large.
In order to improve the problem, vehicle volume is reduced, improves and receives grain efficiency, this programme is used to inhale grain functional component and be
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 are as follows: installed in 1 front end of chassis and hold 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, holding together grain machine structure 3 includes holding together shell 301, is put down
Platform 102 and hold together between shell 301 using parallel four-bar linkage 302 connect, 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 by the way of being threadedly engaged with thread bush 303；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
The connection of side space.
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
Be arranged 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 be improved and take off grain effect
Rate；It takes off and is equipped with prismatic sub-material frame 309 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 front of prismatic sub-material frame is by grain point
To taking off at grain auger 305 for two sides.
In order to which further expansion receives grain range, hold together at left and right sides of shell 301 to be respectively articulated with one for taking 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, in the presence 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 are not able to rotate 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, takes off grain auger 305 for grain to hold together the front side of shell 301 by what No. four motors 308 drove
Push to rear side, at this time with hold together the food sucking pipe 201 that 301 back space of shell be connected to take advantage of a situation will grain sucking separation bin 202 in.
In the above-mentioned course of work, the grain rate of taking off to take off plate 310 meets and takes off the transmission rate of grain auger 305 as standard,
It establishes and takes off grain auger 305 and take off mathematical model between plate 310 it can be concluded that following relational expression:
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 to take off
The rotation speed of grain auger, r are the radius for taking off grain auger, and β is the inclination angle for taking off the blade of grain auger；Under normal conditions, grain strand is taken off
The r radius of dragon is 15cm, and blade tilt β is 30 °, and selecting R according to the size for taking off grain auger is 30cm, H 30cm, takes off grain strand
The rotation speed ω of dragon is 30-60r/min, and substituting into formula and can obtaining α is 675 ° to 1350 °, i.e., taking off plate 310 per minute will swing
675 ° to 1350 ° are just able to satisfy 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, it is realized and is taken off after the above-mentioned rate swing of plate using the control to cylinder, do not still meet spiral strand
The receipts grain requirement of dragon, is analyzed through inventor, during the swing cannot be by all grains in its hunting range all due to taking off plate
It is grilled at grain auger, takes off plate from there through setting and improve 1.3 times of flutter rate on above-mentioned rate technology and 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, sets what lower edge turned forward for the rear end face for holding together shell 301
Inclined-plane 307, grain are more nearly the suction grain mouth of food sucking pipe 201, to improve the suction of food sucking pipe 201 along inclined-plane upward sliding
Grain efficiency.
This programme by setting holds together shell 301, by the absorption space enlargement of food sucking pipe 201, according to common sense it is found that wind pressure not
In the case where change, opening area is bigger, and absorption intensity is smaller, and in order to overcome the problem, this programme is used 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
It is used, avoid taking off in the prior art grain with inhale grain it is mutually indepedent caused by respectively system compared with it is huge, structure is too fat to move, and energy consumption is high
The problem of.
Whether observation grain is efficiently absorbed for the convenience of the users, and the arrangement of food sucking pipe 201 is passed through to the side of operator seat,
Facilitate driver to observe grain in food sucking pipe 201 and enrich situation, understand whether the position grain is collected completely, and does not have to get off
Observation separately needs personnel to cooperate 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 201 of divergence expression.
The prior art generallys use bag-type dust, that is, utilizes Bag filter dust, however dust is easy blocking cloth bag, causes
The ventilation efficiency of cloth bag gradually decreases, and the cloth bag occupied space expanded is big, is easy to be scratched by branch crotch, in order to avoid this
Problem, this programme use the multistage dedusting mechanism 5 at a kind of air outlet for being mounted on suction ventilator 204, and multistage dedusting mechanism 5 wraps
It includes several layers and stacks the sub- chamber 501 set and be mutually communicated, be equipped with dust absorption net 502, sub- chamber 501 on the side wall of every sub- chamber 501
Inside be also respectively provided with the retention bead 503 for limiting corresponding 502 installation site of dust absorption net, dust absorption net 502 is by can
The mode of disassembly is interspersed in sub- chamber 501, and jointly fixed by the inner sidewall of sub- chamber 501 and retention bead 503, is inhaled for convenience
The insertion of dirt net 502 corresponds to sub- chamber 501, respectively corresponds on sub- 501 side wall of chamber and offers a jack, one end point of dust absorption net 502
It is not fixed with one for preventing dust absorption net 502 completely into the end plate 5021 in sub- chamber 501, is respectively and fixedly provided with handle on end plate 5021
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 and the common clamping fixed of retention bead 503 of the sub- chamber 501, end plate 5021 are got lodged at corresponding jack, seal the sub- chamber
501；When air-flow successively passes through every sub- chamber 501, the dust absorption net 502 in corresponding 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 contact the impurity in air more fully 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 as the multistage axial direction of dedusting mechanism 5, on water conservancy diversion frame 6 is uniformly provided with guide disc
601, guide disc 601 is located 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
Stream enters first sub- chamber 501 from the air outlet of suction ventilator 204, and 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, and then the inner wall along the sub- chamber 501 flows to air outlet, herein
In the process, the impurity in air-flow is adsorbed by dust absorption net 502, and the air-flow being 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 is mounted in sub- chamber 501 using dismountable mode, when needing to clean, directly extraction is carried 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 filter cotton material adhesiveness common in technology to reduce very much, removing dust particle is very easy to when rinsing using high pressure water.
When selecting suction ventilator power, the power P as needed for suction ventilator (KW) calculation formula are as follows:
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；Power P then uses most common 15KW in this field, and bringing formula (2) into and can obtaining Qp is 40058181；Grain strand will be taken off
When the rotation 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
Amount Q is 50 times or so for receiving flow vector, i.e. 950m3/ h, therefore show that full blast pressure p is 4.2KPa；
P=ρ gh (3)
In formula (3): ρ is the averag density of 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 can satisfy daily production and need
It wants.
A kind of operating method of grain collecting vehicle, method includes the following steps:
One, adjust the shaft rotation of 3: No. three motors 304 of grain machine structure, the relative distance generation of shaft and thread bush 303
Variation makes shaft push the Forward of thread bush 303 or retreat, and thread bush 303 drives shell 301 to put around parallel four-bar linkage 302
It is dynamic, to adjust the height and front-rear position of shell 301, to be accurately collected to the grain on dring yard；
Two, hold together grain: taking off grain auger 305 for two and rotate, in the frame for holding together shell 301 and prismatic sub-material frame 309 surrounds jointly
It is interior, grain is pushed to the suction grain mouth of food sucking pipe 201 from 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；
Three, inhale grain: No.1 motor 205 drives suction ventilator 204 to form negative pressure in separation bin 202, is connected with separation bin 202
It is also negative pressure in logical food sucking pipe 201, atmospheric pressure pushes grain to pour in into food sucking pipe 201, and the arrangement of food sucking pipe 201 is by driving
Cabin side, driver enrich degree by grain in observation food sucking pipe 201 and judge whether there are also grains for the position, 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
Isobaric in sealing space when interior formation negative pressure, 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.
Four, 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 in 202 bottom of separation bin by gravity, and grain is pushed to storage by screw auger 403
In silo 402；
Five, dedusting: after grain is promoted separation bin 202 by air, suction ventilator 204 arranges air to multistage dedusting mechanism 5,
Air successively passes through 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, to realize abundant air filtering excessively
Purpose.
In the description of the present invention, it should be understood that term " on ", "lower", "left", "right", "vertical", " water
It is flat ", "top", "bottom", "inner", "outside", "front", "rear", " clockwise ", the orientation or positional relationship of the instructions such as " counterclockwise " be base
In orientation or positional relationship shown in the drawings, it is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
It, can also be indirectly connected through an intermediary to be to be connected directly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Basic principles, main features, and advantages of the present invention has been shown and described above.Ability
The those of ordinary skill in domain is it is to be appreciated that the present utility model is not limited to the above embodiments, in above embodiments and description
Only the principles of the present invention of description, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these changes and improvements should all be fallen into claimed invention.The utility model is wanted
Protection scope is asked to be defined by the appending claims and its equivalent thereof.
Claims (9)
1. a kind of grain collecting vehicle dust cleaner, including multistage dedusting mechanism (5), it is characterised in that: the multistage dedusting mechanism
(5) include several sub- chambers (501) being mutually communicated, be equipped with dust absorption net (502), the suction on the side wall of every sub- chamber (501)
Dirt net (502) is interspersed in sub- chamber (501) by dismountable mode；Water conservancy diversion frame (6) are installed in multistage dedusting mechanism (5),
It being fixed with several guide discs (601) on the water conservancy diversion frame (6), the guide disc (601) is located 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)
Retention bead (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. a kind of grain collecting vehicle dust cleaner according to any one of claims 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 mounted 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 8, 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820228078.2U CN208287689U (en) | 2018-02-08 | 2018-02-08 | A kind of grain collecting vehicle dust cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820228078.2U CN208287689U (en) | 2018-02-08 | 2018-02-08 | A kind of grain collecting vehicle dust cleaner |
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| Publication Number | Publication Date |
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| CN208287689U true CN208287689U (en) | 2018-12-28 |
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ID=64697671
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| CN201820228078.2U Expired - Fee Related CN208287689U (en) | 2018-02-08 | 2018-02-08 | A kind of grain collecting vehicle dust cleaner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176160A (en) * | 2018-02-08 | 2018-06-19 | 安徽扬风科技有限公司 | A kind of grain collecting vehicle dust cleaner and its operating method |
| CN111506122A (en) * | 2020-04-21 | 2020-08-07 | 中国舰船研究设计中心 | Pressure flow control method for decontamination channel |
-
2018
- 2018-02-08 CN CN201820228078.2U patent/CN208287689U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176160A (en) * | 2018-02-08 | 2018-06-19 | 安徽扬风科技有限公司 | A kind of grain collecting vehicle dust cleaner and its operating method |
| CN108176160B (en) * | 2018-02-08 | 2023-08-08 | 安徽扬风科技有限公司 | Dust remover for grain collection vehicle and operation method thereof |
| CN111506122A (en) * | 2020-04-21 | 2020-08-07 | 中国舰船研究设计中心 | Pressure flow control method for decontamination channel |
| CN111506122B (en) * | 2020-04-21 | 2023-09-19 | 中国舰船研究设计中心 | Decontamination channel pressure and flow control method |
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Granted publication date: 20181228 |