CN104648503B - A kind of spraying chassis with shock-absorbing function - Google Patents
A kind of spraying chassis with shock-absorbing function Download PDFInfo
- Publication number
- CN104648503B CN104648503B CN201510018794.9A CN201510018794A CN104648503B CN 104648503 B CN104648503 B CN 104648503B CN 201510018794 A CN201510018794 A CN 201510018794A CN 104648503 B CN104648503 B CN 104648503B
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- China
- Prior art keywords
- mitigation system
- shock mitigation
- chassis
- shock
- absorption unit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/104—Suspension devices for wheels, rollers, bogies or frames
- B62D55/108—Suspension devices for wheels, rollers, bogies or frames with mechanical springs, e.g. torsion bars
Abstract
The present invention relates to a kind of spraying chassis with shock-absorbing function.The first half of car body is connected with vehicle frame by shock mitigation system, and latter half installs dynamical system, and the left and right sides of car body is connected with running gear；Shock mitigation system be divided into two groups before shock mitigation system after shock mitigation system and two groups, often group shock mitigation system includes three set vibration absorption unit；Damping upper bracket points to vehicle body and is fixed on vehicle frame, and the amortisseur of three set vibration absorption unit is hinged on damping upper bracket the most successively, and all in vertical direction with 30 ° of installations and hinged with car body by damping lower carriage；Wherein the vibration absorption unit in outside is arranged towards Herba Plantaginis direction, and middle vibration absorption unit is towards car rear to setting, and inboard vibration absorption unit is arranged towards vehicle body.The present invention can be obviously improved car body stability, reduces entirety vibrations, it is to avoid overturn accident occur；Narrow road conditions are good by property, and cross-country power is strong, is suitable at working space limited, and road conditions are complicated, operation under conditions of bad environments.
Description
Technical field
The invention belongs to reading intelligent agriculture equipment field, particularly to a kind of spraying chassis with shock-absorbing function.
Background technology
In the last few years, China mountain region or tea place, hilly country and orchard planting area expanded further, Novel planting
Pattern and culture technique are progressively applied.High-quality tea and plentiful and substantial fruit are that local farmers brings considerable economic benefit.
Pest and disease damage is one of principal element affecting crop quality, and chemical prevention is that current disease and pest control most convenient is effective
Method.But there is the drawback such as pesticide residues, environmental pollution in chemical prevention.Improving pesticide application technology level is to reduce
One of approach of chemical prevention negative effect, and the quality of spraying equipment performance is the direct body of pesticide application technology level
Existing.
Mountain region, tea place, hilly country or orchard planting area are wide, and density is high, and the prevention and control of plant diseases, pest control cycle is long, manually
Operation intensity is big, dangerous high.In order to reduce Folium Camelliae sinensis or fruit surface pesticide residues, to ensure food safety,
Often spraying time and cycle are arranged have high requirement.Due to tea place or many employing large area dense planting patterns,
And mountain region or hills relief are big, road conditions are severe, and working space is limited, and manual work intensity is big, large-scale plant
Protect machinery (such as tractor-drawn and hanging sprayer) to be difficult to enter operation.Traditional small-sized hand-operated or machine
Dynamic knapsack sprayer is excessive to the demand of labour force, and the cost directly increasing tea tree planting puts into.For reality
Effective preventing and treating of existing crop disease and insect, in the urgent need to a kind of compact conformation, load is big and operation effectiveness preferably sprays
Mist chassis is as the carrier of Agent spraying machine.
Summary of the invention
The invention provides a kind of spraying chassis with shock-absorbing function, it is possible to adapt to mountain region or hilly country multiple
Miscellaneous road conditions, and improve the stability of car body.
The technical solution used in the present invention is:
This spraying chassis is made up of dynamical system, running gear, shock mitigation system three part；Before above car body
Half part is connected with vehicle frame by shock mitigation system, and the top latter half of car body installs dynamical system, a left side for car body
Right both sides are connected with running gear；
Described dynamical system includes electromotor, change speed gear box and three-cylinder plunger pump；Running gear includes driving wheel, leads
To wheel, regulating wheel and crawler belt；The outfan of electromotor is connected with the input of change speed gear box by belt and belt pulley,
The outfan of change speed gear box is connected with the driving wheel of running gear, and driving wheel coordinates with crawler belt, drives crawler belt to rotate；
Described shock mitigation system be divided into two groups before shock mitigation system after shock mitigation system and two groups, often group shock mitigation system includes subtracting
Shake upper bracket and three overlaps the vibration absorption unit being made up of amortisseur, damping spring, damping lower carriage；Shock mitigation system is led to
Cross damping upper bracket hinged with vehicle frame, and hinged with car body by three damping lower carriages；Described damping upper bracket
Pointing to vehicle body to be fixed on vehicle frame, the amortisseur of three set vibration absorption unit is hinged in damping the most successively
On support, and all in vertical direction with 30 ° of installations, wherein the vibration absorption unit in outside is arranged towards Herba Plantaginis direction,
Middle vibration absorption unit is towards car rear to setting, and inboard vibration absorption unit is arranged towards vehicle body；
The distance ratio at described front shock mitigation system and rear shock mitigation system distance vehicle frame center is for 1:4, front shock mitigation system position
Damping spring in outside and middle two set vibration absorption unit is positioned at outside and middle two with rear shock mitigation system
The damping ratio of the damping spring in set vibration absorption unit is 4:1.
The load centroidal distance ground of described chassis is less than 0.6m.
Described dynamical system also includes controlling the start and stop handle that chassis starts and stops, and controls what chassis turned to
Steering tiller, controls the gear operating lever of chassis acceleration and deceleration.
Described electromotor uses 4.5KW air cooling single-cylinder four-stroke petrol engine.
The overall width of described chassis is less than 0.9m.
The invention have the benefit that
(1) there is shock mitigation system, hence it is evident that improve car body stability, reduce entirety vibrations；Chassis is climbed suddenly
When slope and descending, the inclination angle between vehicle frame and car body is less than 3 °；Meet during uneven road traveling
To barrier, between chassis "Left"-deviationist or Right deviation moment vehicle frame and car body, inclination angle is less than 5 °.Work as load-carrying
When track bottom jiggering works in non-smooth-riding surface, by the change that is rigidly connected by car body traditional for chassis Yu vehicle frame
Become to utilize the elastic connection of shock mitigation system, greatly reduce the inertia impact between vehicle frame and car body, alleviate whole
The vibrations of body, improve the stability of entirety, it is to avoid overturn accident occur；
(2) beam overall is less than 0.9m, and narrow road conditions are good by property, and rectilinearity is good；Can the turning of 360 ° of original place,
Turn to space requirement low at the edge of a field；
(3) use crawler travel mode, maximum load 500KG, 30 ° of slopes under full load conditions, can be climbed, cross-country
Ability is strong；
(4) compact conformation, volume is little, and rationally, mobile flexible, the suitability is wide, is especially suitable for for center of gravity coupling
Limited at some working spaces, road conditions are complicated, operation under conditions of bad environments, such as mountain region or hilly ground
Band.
Accompanying drawing explanation
Fig. 1 is the structural representation of described spraying chassis；
Fig. 2 is the structural representation of the vibration absorption unit of rear shock mitigation system；
Fig. 3 (a) and (b) are respectively band medicine-chest and without the chassis of the medicine-chest car when steady road traveling
Frame state diagram；
Fig. 4 (a) and (b) are respectively the chassis frame state figure when climbing travels moment and steadily climbing；
Fig. 5 (a) and (b) are respectively chassis frame state figure in descent run moment and when stablizing descending；
Fig. 6 (a) and (b) the respectively chassis left and right sides runs into frame state figure during barrier.
Label in figure:
Shock mitigation system before 1-；2-vehicle frame；Shock mitigation system after 3-；4-car body；5-belt pulley；6-handrail；7-triplex
Plunger displacement pump；8-steering tiller；9-fuel tank；10-change speed gear box；11-electromotor；12-driving wheel；13-crawler belt；14-
Directive wheel；15-installing hole；16-regulating wheel；31-damping upper bracket；32-amortisseur A；33-damping spring A；
34-damping lower carriage A/B/C；35-damping spring B；36-amortisseur B；37-damping spring C；38-amortisseur
C。
Detailed description of the invention
The invention provides a kind of spraying chassis with shock-absorbing function, below in conjunction with the accompanying drawings and specific embodiment party
The present invention will be further described for formula.
As it is shown in figure 1, this chassis is made up of dynamical system, running gear, shock mitigation system three part.Car body
First half above in the of 4 is connected with vehicle frame 2 by shock mitigation system, and the top latter half of car body 4 installs power
System, the left and right sides of car body 4 is connected with running gear.Vehicle frame 2 is provided with several installing holes 15, is used for
Dead load thing is installed.
Described dynamical system includes electromotor 11, change speed gear box 10, steering tiller 8, start and stop handle, speed changer gear operation
Bar, belt pulley 5, three-cylinder plunger pump 7, fuel tank 9 etc.；Running gear includes: driving wheel 12, directive wheel 14,
Regulating wheel 16, crawler belt 13 etc..
In the present invention, electromotor 11 uses 4.5KW air cooling single-cylinder four-stroke petrol engine, powerful, volume
Determine load 500KG；Electromotor 11 output shaft one end is provided with belt pulley set, and power is divided into two-way:
One tunnel is: the outfan of electromotor 11 is connected with the input of change speed gear box 10 by belt pulley set, speed change
The outfan of case 12 is connected with the driving wheel 12 of running gear again, and driving wheel 12 coordinates with crawler belt 13, drives
Crawler belt 13 rotates.The startup of advancing of chassis can be by stirring the start and stop handle being arranged on handrail 6 with parking
Control；Chassis turns to and can realize by controlling steering tiller 8；Acceleration and deceleration can be realized by transforming gear.
Another road power is exported by electromotor 11, is delivered to three-cylinder plunger pump 7 input by belt pulley set,
Three-cylinder plunger pump 7 is driven to work.Whether reality uses three-cylinder plunger pump can be controlled by spraying clutch handle.
This chassis uses 4.5KW air cooling single-cylinder four-stroke petrol engine, powerful, rated load
500KG；Use crawler-type traveling mode, be suitable for hollow, muddy road surface, can in field, hill path walking,
Cross-country and grade climbing performance is superior, 30 ° of slopes can be climbed under rated load；It opens, stop, go to action is sensitive, can be former
The 360 ° of turnings in ground, radius of turn is little, low to field space requirement.
Described shock mitigation system be divided into two groups before shock mitigation system 3, often group shock mitigation system bag after shock mitigation system 1 and two groups
Include damping upper bracket 31 and three and overlap the vibration absorption unit being made up of amortisseur, damping spring, damping lower carriage；With
As a example by the vibration absorption unit of rear shock mitigation system, as in figure 2 it is shown, this shock mitigation system includes damping upper bracket 31, damping
Under device A32, damping spring A33, damping lower carriage A34, damping spring B35, amortisseur B36, damping
Support B34, damping spring C37, amortisseur C38, damping lower carriage C34.
Vibration absorption unit is hinged with vehicle frame 2 by damping upper bracket 31, and by damping lower carriage A34/B34/C34
Hinged with car body 4.Still, as a example by the rear vibration absorption unit shown in Fig. 2, three-dimensional cartesian coordinate system is set up, wherein
The forward that headstock direction is X-axis of chassis, vertically downward direction is Z axis forward, refers to from vibration absorption unit
It is Y-axis forward to the direction of vehicle body.Then, with the outer end of damping upper bracket 31 for zero O, subtract
Shake upper bracket 31 is arranged on Y-axis forward, and amortisseur C38, amortisseur B36 and amortisseur A32 are by the most extremely
It is hinged on the most successively on damping upper bracket 31；Amortisseur C38 is arranged in XOZ plane, and with Z axis just
To becoming 30 ° of angles, become 60 ° of angles with X-axis forward；Amortisseur B36 is adjacent on damping upper bracket 31
Amortisseur C38 arranges, and amortisseur B36 becomes 30 ° of angles with Z axis forward, reversely becomes 60 ° of folders with X-axis
Angle；Amortisseur A32 is arranged in YOZ plane, and its upper end is hinged with the inner end of damping upper bracket 31, and with
Z axis forward becomes 30 ° of angles, becomes 60 ° of angles with Y-axis forward.
Front shock mitigation system 1 and the rear shock mitigation system 3 distance apart from vehicle frame 2 center are than for 1:4, then in order to ensure
Vehicle frame balances, it is desirable to damping spring B, damping spring C and damping in rear shock mitigation system 3 in front shock mitigation system 1
Spring B, the damping ratio of damping spring C are 4:1.
For guarantee crawler body under maximum load state, when climbing, descending or left and right run into barrier, no
Danger of overturning occurs, and the design of this crawler body requires as follows: (1) load center of gravity is the most close with vehicle frame center,
Load centroidal distance ground is less than 0.6m, as shown in Fig. 3 (a)；(2) chassis is climbed suddenly and descending
Time vehicle frame and car body between inclination angle less than 3 °, such as Fig. 4 (a), Fig. 4 (b), Fig. 5 (a), Fig. 5
B, shown in (), now front-suspension shock absorption spring B, C maximum compression and maximal tensility are 7mm, rear-mounted
Damping spring B, C maximum compression and maximal tensility are 25mm；During uneven road traveling,
When chassis is left-leaning and Right deviation moment, and between vehicle frame and car body, inclination angle is less than 5 °, such as Fig. 6 (a) and figure
Shown in 6 (b), now front and rear suspension damping spring A maximum compression and maximal tensility are 17mm.
According to requirements above, in conjunction with the mounting distance between four groups of shock mitigation systems, and consider load position of centre of gravity and
Highly, suitable stiffness amortisseur and damping spring are selected.Concrete model is as follows: damping bullet in front shock mitigation system 1
Spring B, c-type number are identical, concrete model: internal diameter 25mm, external diameter 50mm, freely long 60mm, fixed number
14.08kgf/mm, maximum compressibility 24mm, loading 338kgf.Damping spring B, C in rear shock mitigation system 3
Model is identical, concrete model: internal diameter 12.5mm, external diameter 25mm, freely long 60mm, fixed number 3.05kgf/mm,
Maximum compressibility 24mm, loading 84kgf.Front and back in shock mitigation system, damping spring A model is identical, particular type
Number: internal diameter 17.5mm, external diameter 35mm, freely long 60mm, fixed number 6.88kgf/mm, maximum compressibility
24mm, loading 165kgf.
It is connected by shock mitigation system between car body 4 with vehicle frame 2, substantially improves chassis at mountain region or hilly ground
Band, due to jolting that Uneven road causes, improves the stability of entirety.When chassis travels on steady road surface,
Shock mitigation system can effectively alleviate the overall vertical tremor caused due to engine vibration.Such as Fig. 4 (a) and Fig. 4 (b)
Shown in, walk on level road, when suddenly encountering obstacle or climbing suddenly, before car body after chassis load
Side can tilt immediately, due to the existence of shock mitigation system, and front shock mitigation system 1 pressurized, rear shock mitigation system 3 tension,
By damping spring apparatus with shock absorbing, vehicle frame and be loaded with buffer time and adapt to tilting of car body, thus avoid because of
Suddenly the change of overall center of gravity and the impact that causes and vibrations.When chassis enters steady climbing state, due to
The existence of shock mitigation system, vehicle frame and load can move, for this after causing overall center of gravity to car body back sweep
Problem can be controlled within safety range completely by the damping spring and amortisseur selecting proper stiffness.
Meanwhile, this requires the inclination angle reason less than 3 ° between car body and vehicle frame the most just.Such as Fig. 5 (a) and figure
Shown in 5 (b), when chassis is by level road descending, car body state is similar with upward slope, does not repeats them here.
Mountain region or hilly country, road is uneven causes car body double swerve obvious, specially selects hardness the softest for this
Damping spring and amortisseur, the inclination angle of its car body Yu vehicle frame is controlled below 5 °, thus ensures damping
Spring can effectively absorb vibration energy, improves overall stability.
The present invention is to set according to spraying mechanical needed for mountain region or the tea place of hilly country, pest control in orchard
The chassis of meter, but it is not limited to as spraying machine chassis, and it equally can be as results, transporter
The chassis of tool.
Claims (5)
1. there is a spraying chassis for shock-absorbing function, by dynamical system, running gear, shock mitigation system three
Part composition, it is characterised in that the first half above car body is connected with vehicle frame by shock mitigation system, car body
Top latter half installs dynamical system, and the left and right sides of car body is connected with running gear；
Described dynamical system includes electromotor, change speed gear box and three-cylinder plunger pump；Running gear includes driving wheel, leads
To wheel, regulating wheel and crawler belt；The outfan of electromotor is connected with the input of change speed gear box by belt and belt pulley,
The outfan of change speed gear box is connected with the driving wheel of running gear, and driving wheel coordinates with crawler belt, drives crawler belt to rotate；
Described shock mitigation system be divided into two groups before shock mitigation system after shock mitigation system and two groups, often group shock mitigation system includes subtracting
Shake upper bracket and three overlaps the vibration absorption unit being made up of amortisseur, damping spring, damping lower carriage；Shock mitigation system is led to
Cross damping upper bracket hinged with vehicle frame, and hinged with car body by three damping lower carriages；Described damping upper bracket
Pointing to vehicle body to be fixed on vehicle frame, the amortisseur of three set vibration absorption unit is hinged in damping the most successively
On support, and all in vertical direction with 30 ° of installations, wherein the vibration absorption unit in outside is arranged towards Herba Plantaginis direction,
Middle vibration absorption unit is towards car rear to setting, and inboard vibration absorption unit is arranged towards vehicle body；
The distance ratio at described front shock mitigation system and rear shock mitigation system distance vehicle frame center is for 1:4, front shock mitigation system position
Damping spring in outside and middle two set vibration absorption unit is positioned at outside and middle two with rear shock mitigation system
The damping ratio of the damping spring in set vibration absorption unit is 4:1.
A kind of spraying chassis with shock-absorbing function the most according to claim 1, it is characterised in that
The load centroidal distance ground of described chassis is less than 0.6m.
A kind of spraying chassis with shock-absorbing function the most according to claim 1, it is characterised in that
Described dynamical system also includes controlling the start and stop handle that chassis starts and stops, and what control chassis turned to turns to
Handle, controls the gear operating lever of chassis acceleration and deceleration.
A kind of spraying chassis with shock-absorbing function the most according to claim 1, it is characterised in that
Described electromotor uses 4.5KW air cooling single-cylinder four-stroke petrol engine.
A kind of spraying chassis with shock-absorbing function the most according to claim 1, it is characterised in that
The overall width of described chassis is less than 0.9m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510018794.9A CN104648503B (en) | 2015-01-14 | 2015-01-14 | A kind of spraying chassis with shock-absorbing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510018794.9A CN104648503B (en) | 2015-01-14 | 2015-01-14 | A kind of spraying chassis with shock-absorbing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104648503A CN104648503A (en) | 2015-05-27 |
| CN104648503B true CN104648503B (en) | 2016-09-14 |
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ID=53240254
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510018794.9A Expired - Fee Related CN104648503B (en) | 2015-01-14 | 2015-01-14 | A kind of spraying chassis with shock-absorbing function |
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| Country | Link |
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| CN (1) | CN104648503B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107468079B (en) * | 2017-10-10 | 2019-07-09 | 辽宁科技大学 | A kind of convenient barbecue apparatus of vibration damping |
| CN109620068B (en) * | 2018-12-21 | 2021-02-19 | 安徽信息工程学院 | Chassis assembly and floor washing machine with same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB125641A (en) * | 1916-05-25 | 1919-05-01 | Schneider & Cie | Improvements in Motor Vehicles of the Endless Track Type. |
| US6394204B1 (en) * | 1998-12-15 | 2002-05-28 | Macmoter S.P.A. | Crawler or tracked vehicle having pivotable tracks |
| CN100999235A (en) * | 2007-01-17 | 2007-07-18 | 北京理工大学 | Light crawler motor platform vibration suspension device |
| CN102458968A (en) * | 2009-06-24 | 2012-05-16 | 株式会社小松制作所 | Suspension device for working vehicle |
| CN204472939U (en) * | 2015-01-14 | 2015-07-15 | 中国农业大学 | A kind of spraying chassis vehicle with shock-absorbing function |
-
2015
- 2015-01-14 CN CN201510018794.9A patent/CN104648503B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB125641A (en) * | 1916-05-25 | 1919-05-01 | Schneider & Cie | Improvements in Motor Vehicles of the Endless Track Type. |
| US6394204B1 (en) * | 1998-12-15 | 2002-05-28 | Macmoter S.P.A. | Crawler or tracked vehicle having pivotable tracks |
| CN100999235A (en) * | 2007-01-17 | 2007-07-18 | 北京理工大学 | Light crawler motor platform vibration suspension device |
| CN102458968A (en) * | 2009-06-24 | 2012-05-16 | 株式会社小松制作所 | Suspension device for working vehicle |
| CN204472939U (en) * | 2015-01-14 | 2015-07-15 | 中国农业大学 | A kind of spraying chassis vehicle with shock-absorbing function |
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| Publication number | Publication date |
|---|---|
| CN104648503A (en) | 2015-05-27 |
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Granted publication date: 20160914 Termination date: 20190114 |