CN103999588A - Three-wheel fully hydraulic drive high-frame field operation vehicle - Google Patents
Three-wheel fully hydraulic drive high-frame field operation vehicle Download PDFInfo
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- CN103999588A CN103999588A CN201410257072.4A CN201410257072A CN103999588A CN 103999588 A CN103999588 A CN 103999588A CN 201410257072 A CN201410257072 A CN 201410257072A CN 103999588 A CN103999588 A CN 103999588A
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Abstract
The invention discloses a three-wheel fully hydraulic drive high-frame field operation vehicle which comprises a rack, a power system arranged on the rack, a three-wheel hydraulic driving mechanism driven through the power system, a front wheel steering mechanism and a wheel track adjusting mechanism. The rack comprises a horizontal rack, a cab supporting frame fixed to the front portion of the horizontal rack, a vertical rack fixed to the rear portion of the horizontal rack and a transverse beam fixed to the top of the vertical rack. The three-wheel hydraulic driving mechanism comprises a front wheel steering supporting arm and two rear wheel supporting arms. The front wheel steering mechanism comprises a steering wheel and a hydraulic steering gear. The wheel track adjusting mechanism comprises rotating arm supporting seats fixed to the two ends of the transverse beam, and limit pull rods are hinged between the rotating arm supporting seats and the corresponding rear wheel supporting arms. The power system comprises a fuel engine, a cooling fan, a hydraulic oil tank and a fuel tank. The three-wheel fully hydraulic drive high-frame field operation vehicle is designed for field operation of high stalk crops, trafficability and dynamic property are good, and the field management requirements of corn, tobacco, sugarcane and other high stalk crops of different planting line spaces are met.
Description
Technical field
The present invention relates to self-propelled field operating vehicle, especially relate to three-wheel full hydraulic drive field aerial lift vehicle.
Background technology
The field management machinery of the long-stalked crops such as corn, tobacco, sugarcane is the important content of Agricultural Machinery Technology development.At present, for the field machineries of long-stalked crops, there is hand-held mini-size tillage machine, hi-crop sprayer etc., but these machineries mostly are single wheel and two-wheeled hand-held, and labour intensity is larger; And the machine driving form of three-wheel or four-wheel exists that erecting takes into account that driving system is simple in structure, safety coefficient is low, reliability and poor for applicability, the problem such as price is high, and most farm work wheel tracks are non-adjustable whole, cannot be applicable to the field management operation of the different long-stalked crops of line-spacing.Therefore, for the field management operation of the long-stalked crops such as corn, tobacco, sugarcane, be badly in need of a kind of field easy to operate, rational in infrastructure, that wheelspan is adjustable overhead three-wheel Operation Van, but yet there are no all relevant reports.
Summary of the invention
The object of the invention is to provide a kind of three-wheel full hydraulic drive field aerial lift vehicle.
For achieving the above object, the present invention takes following technical proposals:
Three-wheel full hydraulic drive of the present invention field aerial lift vehicle, comprises frame, is arranged on the dynamical system in described frame, the three-wheel hydraulic traveling mechanism, foresteerage gear and the wheelspan guiding mechanism that by described dynamical system, are driven;
Described frame comprises horizontal frames, is fixed on the driver's cabin bracing frame of described horizontal frames front portion and the vertical frames at rear portion, and the crossbeam that is fixed on described vertical frames top;
Described three-wheel hydraulic traveling mechanism comprises front-wheel steer support arm and two rear wheel support arm; On described front-wheel steer support arm, be fixed with front-wheel hydraulic motor, described front-wheel hydraulic motor power take-off is connected with front-wheel by flange, and front-wheel steer support arm upper end is by turning to sleeve to be connected with described driver's cabin bracing frame; The top of described two rear wheel support arm connects by a described wheelspan guiding mechanism end corresponding with described crossbeam respectively; Two trailing wheels connect with the corresponding trailing wheel hydraulic motor power take-off being fixed in rear wheel support arm by flange respectively;
Described foresteerage gear comprises steering wheel and the hydraulic steering gear being located in driver's cabin, and described hydraulic steering gear is communicated with hydraulic steering cylinder by hydraulic oil pipe; Described hydraulic steering cylinder is hinged on described driver's cabin bracing frame, and its piston rod end and described front-wheel steer support arm are hinged;
Described wheelspan guiding mechanism comprises the pivoted arm supporting seat that is fixed on described crossbeam both ends, and described pivoted arm supporting seat is hinged with corresponding rear wheel support arm top by pivoted arm; Between pivoted arm supporting seat and corresponding rear wheel support arm, be hinged with limit pull rod; Between described pivoted arm and corresponding rear wheel support arm, be hinged with pivoted arm pull bar; On described crossbeam, be hinged with two wheelspans and adjust hydraulic cylinder, the piston rod of described wheelspan adjustment hydraulic cylinder is hinged with corresponding pivoted arm or rear wheel support arm, and described two wheelspans are adjusted hydraulic cylinder and by hydraulic oil pipe, are communicated with two synchronous diffluence motors respectively;
Described dynamical system comprises fuel engines, cooling fan, hydraulic oil container and fuel tank; Pump drive is connected described fuel engines power take-off with working hydraulic pressure with the hydraulic pump that travels; The described hydraulic pump that travels is communicated with three synchronous diffluence motors by hydraulic control valve, and described three synchronous diffluence motors are communicated with described front and rear wheel hydraulic motor by hydraulic oil pipe respectively; Described working solution press pump is communicated with described two synchronous diffluence motors, hydraulic steering gear by hydraulic control valve.
The invention has the advantages that for the farm works of long-stalked crops and design cross-country traveling ability and good dynamic property.The dynamical systems such as fuel engines are mid-, car load position of centre of gravity is lower, simultaneously, whole vehicle frame adopts tricycle form, travel steadily, field radius of turn is little, and the wheelspan of two trailing wheels can realize wheelspan adjustment by hydraulic cylinder, has met the field management requirement of the different Planting Row Distances of the long-stalked crops such as corn, tobacco, sugarcane; Three wheels that travel, by fluid motor-driven, are realized three-wheel full hydraulic drive and are travelled, and speed adjustable range extensively and is easily controlled, and has improved the operating efficiency of car load.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the left TV structure schematic diagram of Fig. 1.
Fig. 3 is front side portion perspective view of the present invention.
Fig. 4 is the I portion structure for amplifying schematic diagram of Fig. 3.
Fig. 5 is rear lateral portion perspective view of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail:
Three-wheel full hydraulic drive of the present invention field aerial lift vehicle, comprises frame, is arranged on the dynamical system in described frame, the three-wheel hydraulic traveling mechanism, foresteerage gear and the wheelspan guiding mechanism that by described dynamical system, are driven.
As Figure 1-5, two rear wheel support arm 2 lower ends are bolted with corresponding trailing wheel hydraulic motor 23 respectively, and trailing wheel hydraulic motor 23 is fixedly connected with trailing wheel 1 by flange 29; Two rear wheel support arm 2 upper ends are hinged with pivoted arm 3 respectively, pivoted arm 3 is hinged by turning cylinder 22 and pivoted arm supporting seat 16, pivoted arm supporting seat 16 is fixed on the end of crossbeam 6, and crossbeam 6 is fixed on the top of vertical frames 31, and the bottom of vertical frames 31 is fixed on the rear portion of horizontal frames 11.As shown in Figure 4, between pivoted arm supporting seat 16 and corresponding rear wheel support arm 2, be hinged with limit pull rod 5, between pivoted arm 3 and corresponding rear wheel support arm 2, be hinged with pivoted arm pull bar 4; 5 position-limiting actions of pivoted arm pull bar 4 and limit pull rod.Wheelspan is adjusted hydraulic cylinder 15 one end and is hinged on crossbeam 6, and the other end is hinged on pivoted arm 3 lower end fixed legs.As shown in Figure 1, horizontal frames 11 front portions are fixed with driver's cabin bracing frame, driver's cabin bracing frame consists of with the driver's cabin horizontal frames 25 that is fixed on its top the driver's cabin vertical frames 26 being vertically fixed on horizontal frames 11, and driver's cabin 8 is connected with driver's cabin horizontal frames 25.As shown in Figure 1,5, driver's cabin 8 inside are provided with hydraulic control valve 19, steering wheel 17 and hydraulic steering gear 18; Hydraulic steering gear 18 is communicated with working solution press pump 28 by hydraulic oil pipe; On driver's cabin horizontal frames 25, be fixed with downwards and turn to sleeve 21, turn to sleeve 21 rotating hinges to be connected on to turn to support arm 24 tops, front-wheel hydraulic motor 10 to be bolted to be fixed on to turn on support arm 24, its power take-off is connected with front-wheel 9 by flange; Hydraulic steering cylinder 20 is hinged on driver's cabin horizontal frames 25, its piston rod with turn to support arm 24 hinged; Hydraulic steering cylinder 20 is communicated with hydraulic steering gear 18 by hydraulic oil pipe; When 28 work of working solution press pump, during driver's steering wheel rotation 17, by hydraulic steering gear 18, control stretching and the contraction of hydraulic steering cylinder 20, promote to turn to support arm 24 to rotate and rotate to sleeve 21, and then the rotation of control front-wheel 9, realize the fluid-link steering of front-wheel.Cooling fan 12, fuel engines 13 are fixed on horizontal frames 11 centre positions, and fuel tank 32 is fixed on driver's cabin horizontal frames 25, and hydraulic oil container 7 is fixed on vertical frames 31.
As shown in Figure 2, rear wheel support arm 2, pivoted arm 3, crossbeam 6 and vertical frames 31 are connected and have jointly formed " M " type elevated structure;
As shown in Figure 3, cooling fan 12 and fuel engines 13 are fixed on horizontal frames 11, and car load position of centre of gravity is positioned at vehicle middle part, and driving safety is steady.
As shown in Figure 1, Figure 2, Figure 5, two wheelspans are adjusted hydraulic cylinder 15 and by hydraulic oil pipe, are connected with two synchronous diffluence motors 14 respectively, two synchronous diffluence motors 14 are connected with hydraulic control valve 19, and hydraulic control valve 19 is connected with working solution press pump 28 by hydraulic oil pipe.When fuel engines 13 output shafts provide power, working solution press pump 28 is started working, regulator solution pressure control valve 19 is controlled the identical hydraulic pressure oil mass of two synchronous diffluence motor 14 output and is made two wheelspans adjust piston rod synchro-draw simultaneously or the contraction of hydraulic cylinder 15, promoting rotate moving axis 22 of corresponding pivoted arm 3 rotates, under the position-limiting action of pivoted arm pull bar 4 and limit pull rod 5, rear wheel support arm 2 swings with pivoted arm 3 by turning cylinder 22, and then realizes the synchronous adjustment of two rear tracks.
As shown in Figure 1, Figure 2, Figure 3 shows, front-wheel hydraulic motor 10 and two trailing wheel hydraulic motors 23 are communicated with three synchronous diffluence motors 30 that are arranged on horizontal frames 11 by hydraulic oil pipe, three synchronous diffluence motors 30 are communicated with hydraulic control valve 19, and hydraulic control valve 19 is communicated with by hydraulic oil pipe and the hydraulic pump 27 that travels; When travelling hydraulic pump 27 work, to driving system, provide power, by three synchronous diffluence motors 30, to two trailing wheel hydraulic motors 23, carry identical hydraulic pressure oil mass with front-wheel hydraulic motor 10, make front-wheel hydraulic motor 10 and the simultaneously synchronous rotation of trailing wheel hydraulic motor 23, and then the rotation of drive front-wheel 9 and two trailing wheels 1, three wheels drive Operation Van to travel jointly, prevent the idle running of tire and skid, and have guaranteed that the stable of Operation Van travels.The speed of tire forward and backward is controlled in hydraulic control valve 19 regulation and control, and then realizes moving forward and backward of aerial lift vehicle.
Claims (1)
1. a three-wheel full hydraulic drive field aerial lift vehicle, comprises frame, is arranged on the dynamical system in described frame, the three-wheel hydraulic traveling mechanism, foresteerage gear and the wheelspan guiding mechanism that by described dynamical system, are driven; It is characterized in that:
Described frame comprises horizontal frames, is fixed on the driver's cabin bracing frame of described horizontal frames front portion and the vertical frames at rear portion, and the crossbeam that is fixed on described vertical frames top;
Described three-wheel hydraulic traveling mechanism comprises front-wheel steer support arm and two rear wheel support arm; On described front-wheel steer support arm, be fixed with front-wheel hydraulic motor, described front-wheel hydraulic motor power take-off is connected with front-wheel by flange, and front-wheel steer support arm upper end is by turning to sleeve to be connected with described driver's cabin bracing frame; The top of described two rear wheel support arm connects by a described wheelspan guiding mechanism end corresponding with described crossbeam respectively; Two trailing wheels connect with the corresponding trailing wheel hydraulic motor power take-off being fixed in rear wheel support arm by flange respectively;
Described foresteerage gear comprises steering wheel and the hydraulic steering gear being located in driver's cabin, and described hydraulic steering gear is communicated with hydraulic steering cylinder by hydraulic oil pipe; Described hydraulic steering cylinder is hinged on described driver's cabin bracing frame, and its piston rod end and described front-wheel steer support arm are hinged;
Described wheelspan guiding mechanism comprises the pivoted arm supporting seat that is fixed on described crossbeam both ends, and described pivoted arm supporting seat is hinged with corresponding rear wheel support arm top by pivoted arm; Between pivoted arm supporting seat and corresponding rear wheel support arm, be hinged with limit pull rod; Between described pivoted arm and corresponding rear wheel support arm, be hinged with pivoted arm pull bar; On described crossbeam, be hinged with two wheelspans and adjust hydraulic cylinder, the piston rod of described wheelspan adjustment hydraulic cylinder is hinged with corresponding pivoted arm or rear wheel support arm, and described two wheelspans are adjusted hydraulic cylinder and by hydraulic oil pipe, are communicated with two synchronous diffluence motors respectively;
Described dynamical system comprises fuel engines, cooling fan, hydraulic oil container and fuel tank; Pump drive is connected described fuel engines power take-off with working hydraulic pressure with the hydraulic pump that travels; The described hydraulic pump that travels is communicated with three synchronous diffluence motors by hydraulic control valve, and described three synchronous diffluence motors are communicated with described front and rear wheel hydraulic motor by hydraulic oil pipe respectively; Described working solution press pump is communicated with described two synchronous diffluence motors, hydraulic steering gear by hydraulic control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410257072.4A CN103999588B (en) | 2014-06-11 | 2014-06-11 | Three-wheel full hydraulic drive field aerial lift vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410257072.4A CN103999588B (en) | 2014-06-11 | 2014-06-11 | Three-wheel full hydraulic drive field aerial lift vehicle |
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| Publication Number | Publication Date |
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| CN103999588A true CN103999588A (en) | 2014-08-27 |
| CN103999588B CN103999588B (en) | 2016-04-20 |
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| CN201410257072.4A Expired - Fee Related CN103999588B (en) | 2014-06-11 | 2014-06-11 | Three-wheel full hydraulic drive field aerial lift vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105052265A (en) * | 2015-07-30 | 2015-11-18 | 湖南省农友机械集团有限公司 | Cooling device for crawler type rotary cultivator |
| CN106718176A (en) * | 2017-02-23 | 2017-05-31 | 广西玉柴动力机械有限公司 | A kind of Leifsonia repairs thermomechanical components |
| CN107628144A (en) * | 2017-10-25 | 2018-01-26 | 福建农林大学 | The adjustable probe rod type of driving tread keeps away a fluid pressure underpan and its control method |
| CN109334347A (en) * | 2018-11-30 | 2019-02-15 | 河南农业大学 | A kind of high-clearance field plant protection wheel tracks adjustment device |
| CN116039766A (en) * | 2022-12-28 | 2023-05-02 | 酒泉奥凯种子机械股份有限公司 | Oil tank counterweight type vehicle frame |
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2014
- 2014-06-11 CN CN201410257072.4A patent/CN103999588B/en not_active Expired - Fee Related
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105052265A (en) * | 2015-07-30 | 2015-11-18 | 湖南省农友机械集团有限公司 | Cooling device for crawler type rotary cultivator |
| CN106718176A (en) * | 2017-02-23 | 2017-05-31 | 广西玉柴动力机械有限公司 | A kind of Leifsonia repairs thermomechanical components |
| CN107628144A (en) * | 2017-10-25 | 2018-01-26 | 福建农林大学 | The adjustable probe rod type of driving tread keeps away a fluid pressure underpan and its control method |
| CN107628144B (en) * | 2017-10-25 | 2023-08-18 | 福建农林大学 | Probe type pile avoiding hydraulic chassis with adjustable driving wheel tread and control method thereof |
| CN109334347A (en) * | 2018-11-30 | 2019-02-15 | 河南农业大学 | A kind of high-clearance field plant protection wheel tracks adjustment device |
| CN116039766A (en) * | 2022-12-28 | 2023-05-02 | 酒泉奥凯种子机械股份有限公司 | Oil tank counterweight type vehicle frame |
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| Publication number | Publication date |
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| CN103999588B (en) | 2016-04-20 |
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Granted publication date: 20160420 Termination date: 20170611 |