CN2041277U - Multifunction small tractor capable of changing direction by bowing - Google Patents
Multifunction small tractor capable of changing direction by bowing Download PDFInfo
- Publication number
- CN2041277U CN2041277U CN 88212097 CN88212097U CN2041277U CN 2041277 U CN2041277 U CN 2041277U CN 88212097 CN88212097 CN 88212097 CN 88212097 U CN88212097 U CN 88212097U CN 2041277 U CN2041277 U CN 2041277U
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- brake
- wheel
- compact tractor
- tractor according
- oil
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Abstract
The utility model discloses a multifunction small tractor capable of changing direction by bowing; a manipulating steering wheel is used for turning; the utility model is provided with a front axle and a turning trapezium device, and a hydraulic brake device is added to a brake system; a driver's seat adopts a four-bar linkage buffering adjustable basin type seat, and a traction frame adopts ductile iron integral type; balance weight is added to the front wheel, and a power output device is added to a gearbox. The multifunction small tractor capable of changing direction by bowing has the advantages of safety, comfortable manipulating, complete function, low cost, etc., and is suitable for various work implements for short-distance transport of the mountain area and the plain countryside, construction of the irrigation and drainage, road construction, etc.
Description
The utility model is a kind of agricultural short-haul vehicle that is applicable to vast Plain, massif area.
The vast rural area of China has agricultural short-distance transport machinery now, and northern area uses small four-wheel tractor more, and southern area uses walker tractor more.
Small four-wheel tractor structure and manufacturing process complexity than walker tractor cost height, have been used two tires more.Tire consumption is big, uses consumption of fuel big.
Walker tractor turns to by handrail, and labor condition is poor, and conveying efficiency is low, and safety misadventure takes place in the road transport process its castellated monolateral steering hardware easily.
In recent years, the someone developed the above-mentioned shortcoming that a kind of articulated steering formula trac. can overcome little four-wheel and walker tractor.But it adopts mechanical brake device, brakes very inconveniently, and service life is short; Owing to there is not front wheel brake device, region of no relief can only be used for again, the mountain area can not be used for; Its articulated steering mechanism damages easily, causes safety misadventure; The head vibration is big, does not have canopy, and tractor driver's labor condition is very poor etc.
The purpose of this utility model provides that a kind of deceleration and stopping performance is safe and reliable, and function is more complete, and the reasonable disposition speed of a motor vehicle is simplified driving system, reduces manufacturing cost.Be applicable to mountain area, rural area, Plain short-distance transport, irrigation and water conservancy construction, and effective facility of road construction operation.
The utility model is by hood (1), diesel engine (2), power-transfer clutch (3), change speed gear box (4), front-wheel and counterweight (5), steering hardware (6), left and right sides mudwing (7) operator's compartment (8), operator's saddle (9), drawbar frame (10), tow the head (11), from emptying (12), brake pedal (13), manual brake control lever (14), master brake cylinder (15), hand braking cam (16), rear wheel brake (17), front-wheel brake principal assemblies such as (18) is formed.Now in conjunction with the accompanying drawings the improvement part structure is described below:
Brake equipment of the present utility model (seeing accompanying drawing 3) is divided into foot brake and hand braking two parts.
Foot brake is oil brake, mainly for slowing down in travelling and the temporary term stop use.It is made up of stretcher (13), master brake cylinder (15), oil-storing cup, oil pipe, brake cylinder and hydraulic pressure wet goods.Step on F stretcher (13) during use, promote piston by piston push rod and produce pressure oil, pressure oil promotes wheelcylinder piston through oil pipe to be opened shoe plate to be close to brake wheel, trac. is slowed down or stops.
Hand braking is Mechanical Driven, mainly uses for Parking.It is made up of parts such as hand operating lever (14), ratchet, ratchet and pull bars.During braking during standstill, as long as hand operating lever (14) is mentioned, by pull bar rotating cam axle, shoe plate is opened be close to brake wheel, make trac. be in the braking during standstill state, at this moment ratchet snaps in ratchet automatically, makes trac. keep the braking during standstill state.
Driving system of the present utility model has been carried out again coupling, makes speed selection reasonable, simplifies the structure, and has increased power, and output unit can draw water, various fixed operation such as processing.
The utility model is according to the needs of different regions, and light-duty, heavy two kinds of counterweights (5) that front-wheel has been set up have respectively increased adhesive ability, power-handling capability, hill climbing ability and road through performance have been improved, reduced machine center, reduced vibration, made stable working.
The utility model adopts articulated steering device (6), and it is made up of bearing circle, deflector and steering track rod etc., has saved front axle assembly, steering trapezium device and two track adjusting wheels.Worm and gear by deflector when steering wheel rotation drives the plumbing arm swing, and the plumbing arm swing drives steering track rod, and trac. master car is swung around towing pin, compels dead tractor steering.
Drawbar frame of the present utility model (10) adopts the whole formula structure of spheroidal graphite iron, has higher Joint strenght and resistance to abrasion, and has reduced manufacturing cost.
Operator's saddle of the present utility model (9) adopts adjustable four-bar linkage buffering Bathtub seat, and is comfortable, reasonable.
The utility model appearance and modeling novelty, hood (1) are divided into hood, middle women's head-ornaments, women's head-ornaments three part assembly weldings form down.
The self-unloading trailer that the utlity model has mechanical type self-unloading, two different types of the hydraulic pressure self-unloading efficient height of unloading, and saved labour power.
The utility model electric system is perfect, and two head lights are arranged, two steering indicating lights and two compositions such as brake taillight.Safety mark is complete.
The utility model also is equipped with jeep formula canvas cab (8), and resistance to vibration is strong, and cost is low, has improved tractor driver's labor condition, and it is available with two kinds of no canopy formulas also can be provided with the canopy formula by customer requirement.
The utility model is through test, and its technical performance optimal parameter can reach:
1. dimensional parameters (mm)
Car load overall dimensions (length): 4270 * 1460 * 1455
Wheelbase: 2550
Wheelspan:
Front-wheel: 950
Trailing wheel: 1293
Interior size (length): 1800 * 1000 * 420
Min. road clearance: 222
The cabin floor terrain clearance:
Load-carrying: 590
Unloaded: 620
2. mass parameter (kg):
Minimum service property (quality): 950
Maximum laden mass: 1000
Front axle axle load: loaded vehicle: 650 empty wagons: 630(does not have counterweight)
Rear axle axle load: loaded vehicle: 1130 empty wagons: 320
3. Specifeca tion speeification:
Maximum speed (km/h): 〉=21
Minimum radius of turning circle (m): 5
Max. climb slope: 16%
Maximum stopping distance (m): 5
Fuel consumption rate (g/kwh) :≤258.4
Hand braking usefulness: 16%
4. principal assembly structure and parameter
Engine type: 190A
Engine type: vertical, single cylinder, four stroke, water-cooled spherical combustion chamber
Cylinder bore diameter (mm): 90
Piston stroke (mm): 110
Piston swept velume (people): 0.70
Compression ratio: 18:1
Start mode: hand starting
Power-transfer clutch: monolithic grinds the formula of rubbing
Change speed gear box: spur wheel (3+1) * 2 group
An accepted way of doing sth
Main gear: helical wheel is paid speed ratio 5.375
Diff: closed circle finishing bevel gear cuter
Semiaxis: semi-floating
Drg: neck is from shoe type, drum brake mechanism
Deflector: Hindley worm roller type
Steering hardware: radial type machinery articulated steering
The maximum angle of bowing: left and right 35 °
In sum, the utility model has following advantage:
1. the utility model adopts hydraulic brake system to replace the existing machinery brake system, and its brake clearance can be adjusted, and handles laborsavingly, and brake efficiency improves, and is safe and reliable, the life-span prolongation.And be provided with the hand operation mechanical brake device, be used for staying slope and braking during standstill.
2. the utility model has increased front-wheel brake, the car load braking potential is greatly improved thereby can adapt to the vast mountain area of China to use.
3. the utility model steering hardware has improved intensity, reliability through after improving, and it is lubricated to be convenient to maintenance.
4. the utility model is provided with the front-wheel counterweight, has increased adhesive ability, has improved power-handling capability, hill climbing ability and capacity of road.Reduced machine center, reduced vibration, made stable working.
5. the utility model speed is selected rationally, and is simplified the structure favourable reduction manufacturing cost through reconfiguring.
6. the utility model is equipped with power take-off implement, can drive hydraulic gear pump and drive hydraulic pressure tipping bucket self-unloading operation, has improved the work efficiency of unloading.Also can draw water, various fixed operation such as processing.
7. the utility model has adopted adjustable buffering Bathtub operator's saddle, and is equipped with jeep formula canvas cab, has improved tractor driver's labor condition.
8. the utility model electric system is perfect, is provided with steering indicating light, stoplight stop lamp etc., and safety mark is complete.Hood appearance and modeling novelty.
Can predict that the utility model will progressively replace the existing walking tractor that falls behind, become China Plain, agricultural short-distance transport, irrigation and water conservancy construction are carried out in vast rural area, mountain area, and a kind of effective facility of road construction operation.Has stronger survivability.
Description of drawings:
Fig. 1 is the complete machine scheme drawing.
In Fig. 1, (1) is hood; (2) be the 190A diesel engine; (3) be power-transfer clutch; (4) be change speed gear box; (5) be front-wheel and counterweight; (6) be steering hardware; (7) be left and right sides mudwing; (8) be operator's compartment; (9) be operator's saddle; (10) be drawbar frame; (11) be trailer; (12) be oil cylinder.
Fig. 2 is the driving system scheme drawing.
Fig. 3 is the brake system scheme drawing.
In Fig. 3, (13) are brake pedal; (14) be manual brake control lever; (15) be master brake cylinder; (16) be hand braking cam; (17) be rear wheel brake; (18) be front-wheel brake.
Claims (8)
1, a kind of multi-functional articulated steering compact tractor, it is by hood [1], diesel motor [2], power-transfer clutch [3], change speed gear box [4], front-wheel and counterweight [5], left and right sides mudwing [7], operator's compartment [8], operator's saddle [9], drawbar frame [10], trailer [11], main portion such as brake system and power take-off implement is formed, it is characterized in that articulated steering device [6], it is by bearing circle, composition such as deflector and steering track rod, bearing circle is to adopt disc type apparatus, it adopts serration spline to cooperate with deflector, deflector is to adopt ball end to connect to cooperate, and steering track rod is to adopt an end roll extrusion other end adjustable apparatus.
2, compact tractor according to claim 1, it is characterized in that brake system is made up of foot brake and hand braking two parts, foot brake is oil brake, is made up of stretcher (13), master brake cylinder (15), oil-storing cup, oil pipe, brake cylinder and hydraulic oil; Stretcher promotes piston by piston push rod and produces forcer, and pressure oil promotes wheelcylinder piston through oil pipe to be opened shoe plate to be close to brake wheel, trac. is slowed down or stops; Hand braking is Mechanical Driven, is made up of hand operating lever (14), ratchet, ratchet and pull bar, and hand operating lever (14) is mentioned, by pull bar rotating cam axle, shoe plate is opened be close to brake wheel, make trac. be in the braking during standstill state, ratchet then snaps in ratchet automatically, realizes the braking during standstill state.
3, compact tractor according to claim 1 is characterized in that front-wheel counterweight (5), according to using needs that light-duty and heavy two kinds of counterweights are set.
4, compact tractor according to claim 1 is characterized in that drawbar frame (10) adopts the nodular cast iron integral type structure.
5, compact tractor according to claim 1 is characterized in that operator's saddle (9) adopts adjustable four connecting rod buffing pad benzvalene form seats, is made up of fixed mount, tressel, seat basin, cushion and four connecting rod shock absorbers etc.
6, compact tractor according to claim 1 is characterized in that hood (1), and it is made up of last hood, middle women's head-ornaments and following women's head-ornaments three parts.
7, compact tractor according to claim 1 is characterized in that trailer (11), is provided with two kinds of mechanical self lighting type and oil pressure self lighting types.
8, compact tractor according to claim 1 is characterized in that power take-off implement, by power take-off shaft, and compositions such as takeoff output shaft gear and takeoff output steering unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88212097 CN2041277U (en) | 1988-01-28 | 1988-01-28 | Multifunction small tractor capable of changing direction by bowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88212097 CN2041277U (en) | 1988-01-28 | 1988-01-28 | Multifunction small tractor capable of changing direction by bowing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2041277U true CN2041277U (en) | 1989-07-19 |
Family
ID=4845441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88212097 Withdrawn CN2041277U (en) | 1988-01-28 | 1988-01-28 | Multifunction small tractor capable of changing direction by bowing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2041277U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102918949A (en) * | 2012-11-13 | 2013-02-13 | 李镇奇 | Multifunctional tractor |
| CN108082270A (en) * | 2018-01-24 | 2018-05-29 | 黄昭斌 | A kind of bowing turns to tractor |
-
1988
- 1988-01-28 CN CN 88212097 patent/CN2041277U/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102918949A (en) * | 2012-11-13 | 2013-02-13 | 李镇奇 | Multifunctional tractor |
| CN108082270A (en) * | 2018-01-24 | 2018-05-29 | 黄昭斌 | A kind of bowing turns to tractor |
| CN108082270B (en) * | 2018-01-24 | 2024-02-02 | 黄昭斌 | Articulated steering tractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |