CN104163212A - Crawler-type high ground clearance tractor - Google Patents
Crawler-type high ground clearance tractor Download PDFInfo
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- CN104163212A CN104163212A CN201410379954.8A CN201410379954A CN104163212A CN 104163212 A CN104163212 A CN 104163212A CN 201410379954 A CN201410379954 A CN 201410379954A CN 104163212 A CN104163212 A CN 104163212A
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- type high
- wheel
- ground clearance
- crawler
- gear
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Abstract
The invention relates to a crawler-type high ground clearance tractor. The crawler-type high ground clearance tractor comprises a rack, an engine installed on the rack, a transmission part, an operation part, a hydraulic suspension, a power output part and other working parts. The rack comprises a horizontal support and two symmetrical longitudinal supports, wherein the longitudinal supports are vertically connected to the two sides of the horizontal support respectively, and the distance between the horizontal support and the ground is the ground clearance not smaller than 55 cm. According to the crawler-type high ground clearance tractor, the ground clearance of the tractor can be changed conveniently on the premise of guaranteeing stable advancing of the tractor, the tractor can be suitable for crops with various heights, and the requirements for crop field management of different crops and the crops with different agriculture requirements are most widely met. A rubber crawler walking system is adopted, and the crawler-type high ground clearance tractor can work on sloping fields, hills, wet soil and other places and has wider working adaptability.
Description
Technical field
The present invention relates to agriculture machinery industry, particularly a kind of crawler type high-arch tractor.
Background technology
The mechanization of agriculture of China at present has solved the operations such as ploughing in Farming, kind, rake, receipts, fortune substantially, but the variation due to crop, the variation requiring, the field management machineryization problem of many crops does not also well solve, under the overall background constantly declining in agricultural population, agricultural planting entire mechanization problem just seems and more comes also importantly, and the row-crop ractor of designing a kind of applied range has just solved a most important ring of crops field management.
The seedling in field grew tall and just can not enter ground operation at 30~40cm the maximum ground Clearance of general trac..There is at present a kind of wheeled high-arch tractor, this trac. is used in the management of In The North of Xinjiang cotton field, the feature of this trac. is that transmission is complicated, if according to changing its height after the fixed next terrain clearance of a certain operative goals or width comparatively bothers, it is more that its use is subject to the restriction of the situations such as landform and surface soil on the other hand.
Therefore design a kind of crawler type high-arch tractor that can be applicable to various plant heights and become a kind of good solution at present.
Summary of the invention
The object of this invention is to provide a kind of crawler type high-arch tractor that is applicable to various ground of agricultural gap requirement for height.
For achieving the above object, the technical solution used in the present invention is: a kind of crawler type high-arch tractor, it comprises driving engine, power-transfer clutch with described driving engine direct connection, change speed gear box with described power-transfer clutch direct connection, axle drive shaft with described change speed gear box direct connection, drive wheel, crawler belt, axle drive shaft drives drive wheel to drive crawler belt again, thereby walk by driving whole trac., the rubber belt track walking assembly that includes drive wheel and crawler belt also comprises frame, coaxial with described axle drive shaft and be fixedly connected drive wheel, track adjusting wheel, support roller, tension wheel, BOGEY WHEEL, described frame comprises horizontal stand, two symmetrical settings and be vertically connected on respectively the longitudinal carrier of described horizontal stand both sides, described driving engine, power-transfer clutch, change speed gear box is arranged on described horizontal stand, track adjusting wheel, support roller, tension wheel, BOGEY WHEEL is all rotationally connected with on longitudinal carrier, described horizontal stand and ground distance are the ground Clearance, the described ground Clearance is not less than 55cm.
Optimize, described longitudinal carrier comprise the lower longitudinal rod that is fixedly connected with described horizontal stand, with described lower longitudinal rod perpendicular be fixedly connected with lower transverse bar, be connected with described lower transverse bar for the strut bar of described track adjusting wheel and BOGEY WHEEL is installed.
Further, described strut bar rotates and is connected with described lower transverse bar, thus it also comprise lockout mechanism for locking described strut bar and described lower transverse bar relative position, for regulating described strut bar and described lower transverse bar connection angle to change the longitudinal adjusting mechanism of ground Clearance.
Further, described lockout mechanism comprises the coaxial inner gear that is connected and is fixedly connected with strut bar of rotating shaft with described strut bar, is fixed on described lower transverse bar and can realizes by movement the outer tooth bar of the locked and release of inner gear.
Further, described longitudinal adjusting mechanism comprises stepping motor, the adjusting gear being connected with the rotating shaft of described stepping motor, the gear band being meshed with described inner gear and described adjusting gear, described stepping motor rotates and drives adjusting gear to rotate, and then driven gear band rotates, by described gear band, drive inner gear to rotate again, thereby change the angle of strut bar and lower transverse bar, change the ground Clearance.
Optimize, the distance of the track adjusting wheel of described horizontal stand both sides is Track width, and this trac. also comprises for regulating the lateral adjustment of Track width.
Optimize, it also comprises braking control device, steering controlling device, is arranged on the drg of described change speed gear box both sides, and described drg is plate disc brake or shoe brake, and it connects braking control device and steering controlling device.
Optimize, it also comprises hood assembly, pedal of clutch, skid steer joystick, gear-change hand lever, relief bracket tilt, seat and the hitch assembly being located on described driving engine.
Because technique scheme is used, the present invention compared with prior art has following advantages: the present invention is guaranteeing that trac. advances under stable prerequisite, very big must raising the ground Clearance, make trac. be applicable to the crop of various height, met the most widely the crops field management demand of Different Crop, different agriculture requirements, adopt rubber belt track Running System, can be in hillside fields, the local operation such as hills, wet soil, make high-arch tractor there is operation comformability widely.
Accompanying drawing explanation
Accompanying drawing 1 is front view of the present invention;
Accompanying drawing 2 is the front view of frame of the present invention;
Accompanying drawing 3 is the three-dimensional view of frame of the present invention;
Accompanying drawing 4 is the schematic diagram of catch gear of the present invention;
Accompanying drawing 5a, 5b are the schematic diagram of longitudinal adjusting mechanism of the present invention;
Accompanying drawing 6 is the birds-eye view of longitudinal adjusting mechanism and catch gear;
In above accompanying drawing: 1, driving engine; 2, power-transfer clutch; 3, change speed gear box; 4, axle drive shaft; 6, drg; 7, frame; 8, drive wheel; 9, crawler belt; 10, track adjusting wheel; 11, longitudinal adjusting mechanism; 12, lockout mechanism; 13, BOGEY WHEEL; 14, tension wheel; 15, support roller; 16, anticreep belt wheel; 21, rubber belt track walking assembly; 22, hood assembly; 24, pedal of clutch; 25, skid steer joystick; 26, gear-change hand lever; 27, relief bracket tilt; 28, seat; 29, hitch assembly; 71, horizontal stand; 72, longitudinal carrier; 111, stepping motor, 112, adjusting gear; 113, gear band; 121, inner gear; 122, outer tooth bar; 721, lower longitudinal rod; 722, lower transverse bar; 723, strut bar; 724, upper longitudinal rod; 725 sleeve pipes; 726, slide bar; 727, tensioning screw.
The specific embodiment
Below in conjunction with embodiment shown in the drawings, the invention will be further described.
As shown in Figure 1, this crawler type high-arch tractor comprises driving engine 1, power-transfer clutch 2, change speed gear box 3, axle drive shaft 4, rubber belt track walking assembly 21, drg 6, is located at hood assembly 22, pedal of clutch 24, skid steer joystick 25, gear-change hand lever 26, relief bracket tilt 27, seat 28 and hitch assembly 29 on described driving engine 1.
The power that driving engine 1 provides is passed to change speed gear box 3 through power-transfer clutch 2 assemblies, then the axle drive shaft 4 through change speed gear box 3 rears drives the drive wheel 8 on rubber belt track walking assembly 21 to rotate, and then drives crawler belt 9 runnings on rubber belt track walking assembly 21 to make trac. walking; By stepping on or lift the pedal of clutch 24 of power-transfer clutch 2, come disconnection and the combination of control engine 2 power; Gear-change hand lever 26 by operation change speed gear box 3 changes Running Speed of Tractor; By operating respectively the skid steer control lever 25 of the drg 6 of change speed gear box 3 both sides, realize and turn to or brake, drg 6 is plate disc brake or shoe brake, has replaced steering clutch, has solved simultaneously and has turned to and braking problem.
Power-transfer clutch 2 is in transmission connection with described driving engine direct connection, change speed gear box 3 is connected with described power-transfer clutch direct-connection transmission, axle drive shaft 4 is connected with described change speed gear box 3 direct-connection transmissions, drive wheel 8 is coaxial and be fixedly connected with described axle drive shaft 4, so the transmission of this trac. is direct-connection transmission, compact conformation, driving efficiency are high, the feature of efficient energy-saving, low cost of manufacture.
Described rubber belt track walking assembly 21 comprises frame 7, track adjusting wheel 10, support roller 15, tension wheel 14, BOGEY WHEEL 13, described frame 7 comprises horizontal stand 71, two symmetrical settings and is vertically connected on respectively the longitudinal carrier 72 of described horizontal stand 71 both sides, described driving engine 1, power-transfer clutch 2, change speed gear box 3 are arranged on described horizontal stand 71, track adjusting wheel 10, support roller 15, tension wheel 14, BOGEY WHEEL 13 are all rotationally connected with on longitudinal carrier 72, and support roller 15 is arranged on horizontal stand 71 middle parts and the side of being located thereon for holding from bottom to top crawler belt 9.
Described longitudinal carrier 72 comprise the lower longitudinal rod 721 that is fixedly connected with described horizontal stand 71, with described lower longitudinal rod 721 perpendicular be fixedly connected with lower transverse bar 722, be connected with described lower transverse bar 722 for the strut bar 723 of described track adjusting wheel 10 and BOGEY WHEEL 13 is installed, being positioned at what on the strut bar 723 at two ends, connect is the larger track adjusting wheel 10 of diameter, and what on the strut bar 723 in the middle of being positioned at, connect is the BOGEY WHEEL 13 that diameter is less.
Make this trac. be applicable to the crops field management demand of Different Crop, different agriculture requirements, the support 71 of need to improving the standard is the ground Clearance with ground distance, and in the present embodiment, the ground Clearance is not less than 55cm.Specific implementation is as follows:
Longitudinal carrier 72 comprise the lower longitudinal rod 721 that is fixedly connected with horizontal stand 71, with lower longitudinal rod 721 perpendicular be fixedly connected with lower transverse bar 722, be connected with lower transverse bar 722 for the strut bar 723 of track adjusting wheel 10 and BOGEY WHEEL 13 is installed.Increase the length of longitudinal rod 721 and strut bar 723, thus the distance on improve the standard support 71 and ground, and this distance can reach 110cm.
In order further to improve trac., make same frame can meet the requirement of multiple ground Clearance, in frame 1, set up and can regulate and longitudinal adjusting mechanism 11 and the lockout mechanism 12 of lock support bar 723 with lower transverse bar 722 angles.
As shown in Figure 3, strut bar 723 rotates and is connected with lower transverse bar 722, and lockout mechanism 12 comprises the coaxial inner gear 121 that is connected and is fixedly connected with strut bar 723 of the rotating shaft with strut bar 723, is fixed on lower transverse bar 722 and can realizes by movement the outer tooth bar 122 of the locked and release of inner gear 121.
As shown in Fig. 5 (a), 6, longitudinal adjusting mechanism 11 comprises stepping motor 111, the adjusting gear 112 being connected with the rotating shaft of stepping motor 111, the gear band 113 being meshed with inner gear 121 and adjusting gear 112, stepping motor 111 rotates and drives adjusting gear 112 to rotate, and then driven gear band 113 rotates, by gear band 113, drive inner gear 121 to rotate again, thereby change the angle of strut bar 723 and lower transverse bar 722, change the ground Clearance.For the trac. that makes to adjust after angle more steady, as shown in Fig. 5 (b), the strut bar 723 of horizontal stand 71 the same sides can be divided into two groups, gear band 113 two-sided all has tooth, inner gear 121 on one group of strut bar 723 meshes with the tooth of the inboard face of gear band 113, another group meshes with the tooth of lateral surface, when adjusting gear 112 rotates, two groups of strut bars 723 of the same side rotate respectively round about, can make two groups of strut bars 723 and bottom surface form triangular support, improve its stationarity.
The distance of the track adjusting wheel 10 of horizontal stand 71 both sides is Track width, and this trac. also comprises for regulating the lateral adjustment of Track width.
As shown in Figure 2, this trac. also comprises and being arranged on longitudinal carrier 72 for regulating the top regulating mechanism of crawler belt tighting, it comprises the many upper longitudinal rods 724 that are vertically connected on horizontal stand 71 tops, wherein on symmetrical locational two upper longitudinal rods 724, be rotatably connected to respectively tension wheel 14, the upper end that is positioned at longitudinal rod 724 on other of horizontal stand 71 the same sides is fixedly connected with the sleeve pipe 725 perpendicular with lower transverse bar 722, sleeve pipe 725 stretches out in one end of frame 1 main body and is inserted with slide bar 726, slide bar 726 stretches out on one end of frame 1 main body and is rotatably connected to tension wheel 14, tensioning screw 727 has been threaded on the other end of sleeve pipe 725, tensioning screw 727 and slide bar 726 coaxial lines, screwing tensioning screw 727 makes it be pushed against the other end of slide bar 726, thereby tension wheel 14 is pushed against on the medial surface of crawler belt 9, and then make crawler belt 9 tensionings.
When needs regulate the ground Clearance, outer tooth bar 122 is lifted separated with inner gear 121 by actuating device, stepping motor 111 rotates subsequently, thereby make gear band 113 runnings adjust the angle number of degrees between strut bar 723 and lower transverse bar 722, and then change horizontal stand 71 and gap, bottom surface, after being adjusted to setting height, stepping motor 111 stops operating, thereby outer tooth bar 122 drives descending and inner gear 121 engagement lock support bars 723 by actuating device again, final locking angle, regulates tensioning screw 727 that crawler belt 9 tension force are applicable to subsequently.
The tooth of crawler belt 9 inner sides is divided into two groups and distribute along its circumferential direction, between two groups of teeth, form guide groove, on two root strut bars 723 at the two ends of horizontal stand 71 the same sides, be respectively provided with two track adjusting wheels 10, on middle strut bar, be respectively provided with two BOGEY WHEELs 13, two track adjusting wheels 10 on same strut bar or two BOGEY WHEELs 13 lay respectively at the both sides of two groups of teeth, between adjacent track adjusting wheel 10 and BOGEY WHEEL 13 or between adjacent BOGEY WHEEL 13, be also provided with anticreep belt wheel 16, anticreep belt wheel 16 is connected by pipe link 17 with lower transverse bar 722, anticreep belt wheel 16 and pipe link rotate and are connected and anticreep belt wheel 16 is positioned at guide groove, prevent the de-band of crawler belt 9.
To sum up the present invention has the following advantages:
1, the ground Clearance, at 55~110cm, can meet Different Crop requirement;
2, can change easily ground Clearance and Track width, further meet Different Crop requirement;
3, adopt rubber belt track Running System, can be in hillside fields, the local operation such as hills, wet soil, make high-arch tractor there is operation comformability widely;
4, adopt that direct-connection transmission has that compact conformation, driving efficiency are high, the feature of efficient energy-saving, low cost of manufacture.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (8)
1. a crawler type high-arch tractor, it comprises driving engine (1), power-transfer clutch (2) with described driving engine direct connection, change speed gear box (3) with described power-transfer clutch direct connection, axle drive shaft (4) with described change speed gear box (3) direct connection, drive wheel (8), crawler belt (9), axle drive shaft (4) drives drive wheel (8) to drive crawler belt (9) again, thereby by driving whole trac. to walk, it is characterized in that: the rubber belt track walking assembly (21) that includes drive wheel (8) and crawler belt (9) also comprises frame (7), track adjusting wheel (10), support roller (15), tension wheel (14), BOGEY WHEEL (13), described frame (7) comprises horizontal stand (71), two symmetrical settings and be vertically connected on respectively the longitudinal carrier (72) of described horizontal stand (71) both sides, described driving engine (1), power-transfer clutch (2), it is upper that change speed gear box (3) is arranged on described horizontal stand (71), track adjusting wheel (10), support roller (15), tension wheel (14), it is upper that BOGEY WHEEL (13) is all rotationally connected with longitudinal carrier (72), and described horizontal stand (71) lower plane and ground distance are the ground Clearance, and the described ground Clearance is not less than 55cm.
2. crawler type high-arch tractor according to claim 1, is characterized in that: described longitudinal carrier (72) comprise the lower longitudinal rod (721) that is fixedly connected with described horizontal stand (71), with described lower longitudinal rod (721) perpendicular be fixedly connected with lower transverse bar (722), be connected with described lower transverse bar (722) for the strut bar (723) of described track adjusting wheel (10) and BOGEY WHEEL (13) is installed.
3. crawler type high-arch tractor according to claim 2, it is characterized in that: described strut bar (723) rotates and is connected with described lower transverse bar (722), it also comprises lockout mechanism (12) for locking described strut bar (723) and described lower transverse bar (722) relative position, for regulating described strut bar (723) with described lower transverse bar (722) thus connection angle changes the longitudinal adjusting mechanism (11) of ground Clearance.
4. crawler type high-arch tractor according to claim 3, is characterized in that: described lockout mechanism (12) comprises the coaxial inner gear (121) that is connected and is fixedly connected with strut bar (723) of the rotating shaft with described strut bar (723), it is upper and can realize by movement the outer tooth bar (122) of the locked and release of inner gear (121) to be fixed on described lower transverse bar (722).
5. crawler type high-arch tractor according to claim 4, it is characterized in that: described longitudinal adjusting mechanism (11) comprises stepping motor (111), the adjusting gear (112) being connected with the rotating shaft of described stepping motor (111), the gear band (113) being meshed with described inner gear (121) and described adjusting gear (112), described stepping motor (111) rotates and drives adjusting gear (112) to rotate, and then driven gear band (113) rotates, by described gear band (113), drive inner gear (121) to rotate again, thereby change the angle of strut bar (723) and lower transverse bar (722), change the ground Clearance.
6. crawler type high-arch tractor according to claim 1, is characterized in that: the distance of the track adjusting wheel (10) of described horizontal stand (71) both sides is Track width, and this trac. also comprises for regulating the lateral adjustment of Track width.
7. crawler type high-arch tractor according to claim 1, is characterized in that: it also comprises the drg (6) that is arranged on described change speed gear box (3) both sides, and described drg (6) is plate disc brake or shoe brake.
8. crawler type high-arch tractor according to claim 1, is characterized in that: it also comprises hood assembly (22), pedal of clutch (24), skid steer joystick (25), gear-change hand lever (26), relief bracket tilt (27), seat (28) and the hitch assembly (29) being located on described driving engine (1).
Priority Applications (1)
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CN201410379954.8A CN104163212B (en) | 2014-08-01 | 2014-08-01 | Crawler type high-arch tractor |
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CN201410379954.8A CN104163212B (en) | 2014-08-01 | 2014-08-01 | Crawler type high-arch tractor |
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CN104163212A true CN104163212A (en) | 2014-11-26 |
CN104163212B CN104163212B (en) | 2016-06-29 |
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CN201410379954.8A Expired - Fee Related CN104163212B (en) | 2014-08-01 | 2014-08-01 | Crawler type high-arch tractor |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109703642A (en) * | 2018-12-23 | 2019-05-03 | 双峰县九峰农机制造科技有限公司 | A kind of two crawler belts crawler body structure adjustable in pitch |
CN111096146A (en) * | 2019-12-23 | 2020-05-05 | 华南农业大学 | Hydraulic drive triangular caterpillar wheel type ratooning rice harvester |
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CN111096146A (en) * | 2019-12-23 | 2020-05-05 | 华南农业大学 | Hydraulic drive triangular caterpillar wheel type ratooning rice harvester |
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Granted publication date: 20160629 Termination date: 20190801 |