CN2456453Y - Combined for rice and wheat - Google Patents

Abstract

The utility model relates to a combine for rice and wheat, which comprises a harvesting threshing device, a running mechanism, a power device and a power shifting and engaging and disengaging device. The running mechanism is composed of simple tracks composed of circular steel pipes and chains fixed to the left and the right sides, front wheels and rear wheels; engagement structures composed of two conical columns are uniformly distributed on the peripheries of the front wheels and the rear wheels according to gaps of the steel pipes; a ship body is arranged at the lower part of the running mechanism; a steering tray for controlling turning is arranged at the tail part of the combine; a gear is arranged at the bottom of a center shaft of the steering tray of the combine; the gear is engaged with a rack arranged at the end part of a connection rod; the other end of the connection rod is connected with a support frame of the center shaft of the steering tray. The utility model has the functions of combining harvesting and threshing into a whole, and has the advantages of light weight and small size, which can effectively solve the problems of the combine with big resistance, easy sinking and slippage, and difficult turning in field operation.

Description

Combined rice and wheat harvester

The utility model relates to a kind of combine, particularly relates to the miniature combine harvester of applicable floods and droughts two class crops.

Current agricultural machinery has obtained developing rapidly, the mobility tool degree of the large-area large-scale agricultural combine tool in Plain is got up high more relatively, for China southern hills area, this large-scale agricultural combine can't be suitable for, research and design unit and some individuals of making earnest efforts the small-scale agricultural machinery development are actively making great efforts to implement this work, released the baby combine of various forms of small-sized suitable knobs small size crops, announce that at Chinese utility model patent communique a kind of notification number is 2266865 " rice combine ", improved harvesting and threshing apparatus, design a seedling-plucking device with quadric chain of two centers of rotation, the 1-4 straw of eradicating is housed on seedling-plucking device, conveyer is a tapering cylinder, on cylinder, be provided with helical blade, this grain header is more satisfactory to have solved the pulling in the harvesting threshing and the transportation problem of standing grain fringe, make harvesting comparatively clean, but on running gear, be still the road wheel that adopts climbing tooth shape, connect road wheel and steering wheel by girder, such running gear and steering mechanism take place to sink in the paddy field walking easily, and easy run-off the straight is difficult to turn when turning.

The purpose of this utility model provides a kind of running gear and direction pallet with simple and easy crawler belt, applicable floods and droughts two class crops, collection harvesting and threshing are the baby combine of one, solve grain header and sink, skid, are difficult to the phenomenon of turning in farm work easily.

In order to achieve the above object, the utility model floods and droughts combine includes harvesting and threshing apparatus, running gear, power set and power shift device and arrangement of clutch.Harvesting and threshing apparatus is by the collection granary that is provided with below of auger conveyor, rice crop-cutter, header, the threshing tube that is arranged on the grain header rear portion, threshing tube of the seedling-plucking device that is located at the grain header front portion, harvesting usefulness, collecting bin and carrier pipe below the outlet of collection granary are formed, the front end of carrier pipe links to each other with the auger conveyor end correspondence position that portion is saved in harvesting Taiwan, and the rear portion links to each other with the disengaging tube.Flywheel on the power set output shaft links to each other with flywheel on the power shaft of gearbox, and the output shaft of gearbox is the central shaft of running gear.Running gear is fixed on simple and easy crawler belt, front-wheel and the trailing wheel that the chain of the left and right sides constitutes by round steel pipe and forms, spacing by steel pipe is placed the uniform engaging structure of being made up of two tapered poles outside front-wheel and trailing wheel, two tapered poles block steel pipe when walking, drive simple and easy crawler belt transmission trailing wheel by front-wheel.In the axis of steering wheel bottom gear is housed, gear is meshed with tooth bar on placing connecting rod, and the other end of connecting rod is connected on the bottom bracket of the direction pallet that is positioned at the grain header afterbody, and axis is contained in the bearing block, and bearing block is fixed on the fixed mount.Bottom in running gear is provided with hull, and gearbox places in the hull and is attached thereto, and gearbox links to each other with fixed mount with support bar, and trailing wheel also links to each other with fixed mount with support bar.Flywheel also is housed on the central shaft of carrier pipe front end sprocket wheel, be provided with eccentric shaft on flywheel, eccentric shaft links to each other with connecting rod by spherical cover, is connected with a tripod on connecting rod, tripod rotates around the axle that is fixed on the header, and the other end of tripod is connected on the rice crop-cutter by brace.

After adopting such structure, because the simple and easy crawler belt of running gear is walked at mud ground, width is bigger, be difficult for skidding, round steel pipe and contact resistance of ground are less relatively, the hull that is provided with in the bottom of running gear and the pallet of caudal directions pallet can avoid sagging effectively, utilize the gear that the direction pallet be arranged on the grain header afterbody and steering wheel bottom be equipped with and the connecting rod of band tooth bar to realize turning action, can run-off the straight when grain header is turned and make turn easy.

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

Fig. 1 is the structural representation of facing of the utility model floods and droughts combine.

Fig. 2 is the plan structure schematic diagram of the utility model floods and droughts combine.

Fig. 3 is the cutaway view of the utility model floods and droughts combine direction pallet.

Fig. 4 is the utility model floods and droughts combine running gear schematic top plan view.

Fig. 5 is the utility model floods and droughts combine harvester cutting standing grain cutter drive mechanism schematic diagram.

Whole as depicted in figs. 1 and 2 combine includes harvesting and threshing apparatus, running gear, power set 2 and power shift device 3 and arrangement of clutch 4.Harvesting and threshing apparatus is made up of the collecting bin 20, the carrier pipe 6 that are provided with below the collection granary 23 that is provided with, the outlet of collection granary under the auger conveyor 31 that is located at the anterior seedling-plucking device 8 of harvesting, harvesting usefulness, rice crop-cutter 10, header 11, the threshing tube 1 that is arranged on the grain header rear portion, the threshing tube, the front end of carrier pipe 6 links to each other with the end correspondence position of the auger conveyor 31 of header bottom, and the rear end links to each other with threshing tube 1.Two flywheels on power set 2 output shafts link to each other with the flywheel of threshing cylinder 25 central shafts that are provided with and the flywheel of gearbox 14 power shafts in the threshing tube respectively, the output shaft of gearbox is the central shaft of grain header running gear front-wheel 12, and the running gear bottom also is provided with rectangle hull 16; Gearbox is inserted in the hull and is attached thereto, and gearbox links to each other with fixed mount 7 with support bar 15, and trailing wheel 18 central shafts also have support bar 19 to link to each other with fixed mount 7.On threshing tube 1, be provided with straw outlet 24, on the position of threshing cylinder 25 corresponding straw outlets 24, be provided with flabellum 35, threshing cylinder 25 is provided with the threshing tooth 26 by screw arrangement, be furnished with screen cloth below, the end that threshing cylinder 25 central shafts link to each other with flywheel on power set 2 output shafts also has a flywheel to link to each other with flywheel on the conveyer central shaft that is arranged on following collection granary 23, flywheel at the other end links to each other with the flywheel of sprocket wheel 27 central shafts of carrier pipe rear end, carrier pipe 6 is a full-closed structure, rear and front end in carrier pipe respectively is provided with pair of sprocket 27, corresponding former and later two sprocket wheels respectively drive a chain 28, be evenly equipped with scraper plate 29 between two chains, the flywheel on carrier pipe 6 front end sprocket wheels 27 central shafts links to each other with the flywheel of auger conveyor 31 central shafts one end of header 11 bottoms.The flywheel of the auger conveyor 31 central shaft other ends links to each other with flywheel on seedling-plucking device 8 central shafts, is provided with rice crop plucking bar 9 on seedling-plucking device 8.Be provided with gear 32 in steering wheel 5 central shafts bottom, gear is meshed with the tooth bar 33 that places connecting rod 34 1 ends, the other end of connecting rod is connected on the direction pallet bottom bracket 38 that is positioned at the grain header afterbody, as shown in Figure 3, the direction pallet includes pallet 21, pallet center and is provided with and is provided with travelling wheel 22, travelling wheel in the middle of backplate 39, the backplate with spool being connected on the bottom bracket 38 of direction pallet, bearing block 37 is housed on the axis 36, and bearing block is connected on the fixed mount 7.When steering wheel rotation 5, the gear 32 of bottom is meshed with tooth bar 33 on the connecting rod 34, and corresponding push-and-pull connecting rod, connecting rod drive the bearing block 37 of direction pallet on axis and rotate, and realize the turning action of grain header.

Running gear as shown in Figure 4 includes the chain of the left and right sides and is fixed on the simple and easy crawler belt that the round steel pipe on the chain is formed, front-wheel 12 and trailing wheel 18, be evenly equipped with the engaging structure that constitutes by two tapered poles 13 by the steel pipe spacing on the simple and easy crawler belt at front-wheel and trailing wheel outer ring, when grain header is walked, two tapered poles 13 block steel pipe 40, drive simple and easy crawler belt transmission trailing wheel by front-wheel, realize the walking action.

As shown in Figure 5, be provided with eccentric shaft 41 on the flywheel on the central shaft of conveyer front end sprocket wheel 30, eccentric shaft joins with connecting rod 43 by sphere cover 42, is connected with a tripod 45 on connecting rod 43, and tripod rotates around the axle 44 that is fixed on the header 11.The tripod other end is connected on the rice crop-cutter 10 by brace 46.When flywheel rotates, promote tripod by the eccentric shaft drivening rod and rotate, the reciprocating motion about the rice crop-cutter that links to each other with tripod carries out realizes that the standing grain that cuts of rice crop-cutter moves.

The paddy standing grain of being cut off by rice crop-cutter 10 is pulled out into the auger conveyor 31 to header 11 bottoms by the rice crop plucking bar on the seedling-plucking device 89, be sent in the carrier pipe 6 by auger conveyor, sprocket wheel 27 and scraper plate 29 by carrier pipe are sent to threshing tube 1 to standing grain through threshing cylinder 25 threshings, the grain of threshing is sent in the collecting bin 20 by the conveyer of collection in the granary by the following screen cloth collection granary 23 that bleeds, straw is blown out by the outlet on the threshing tube 24, has realized integrating harvesting, threshing.

Claims (3)

1, a kind of combined rice and wheat harvester includes harvesting and threshing apparatus, running gear, power set (2) and power shift device (3) and arrangement of clutch (4), drive running gear simultaneously by power set (2), threshing cylinder (25), the conveyer in the collection granary (23), carrier pipe (6), the auger conveyor (31) of harvesting usefulness, rice crop-cutter (10) and seedling-plucking device (8) is characterized in that:

Flywheel on the output shaft of a, power set (2) links to each other with flywheel on the power shaft of gearbox (14), and the output shaft of gearbox (14) is the central shaft of front-wheel in the running gear (12);

B, running gear are made up of simple and easy crawler belt, front-wheel (12) and trailing wheel (18) that round steel pipe (40) is fixed on chain (17) formation of the left and right sides, the spacing of pressing steel pipe is uniform on front-wheel and trailing wheel outer ring, the engaging structure of forming by two tapered poles (13), two tapered poles block steel pipe when walking, drive simple and easy crawler belt transmission trailing wheel by front-wheel;

C, gear (32) is housed in the axis of steering wheel (5) bottom, gear is meshed with the tooth bar that places connecting rod (34) one ends (33), the other end of connecting rod is connected on the bottom bracket (38) of the direction pallet that is positioned at the grain header afterbody, axis (36) is contained in bearing block (37) clinical practice, and bearing block (37) is fixed on the fixed mount (7);

D, be provided with hull (14) in the bottom of running gear, gearbox places in the hull and is attached thereto, and gearbox links to each other with fixed mount with support bar (15), and trailing wheel (18) usefulness support bar (19) links to each other with fixed mount (7);

E, flywheel (30) is housed also on the central shaft of carrier pipe front end sprocket wheel (27), on flywheel, be provided with eccentric shaft (41), eccentric shaft joins by a spherical cover (42) and a connecting rod (43), on connecting rod, be connected with a tripod (45), tripod rotates around the axle (44) that is fixed on the header (11), and the other end of tripod is connected on the rice crop-cutter (10) by brace.

2, according to the described combined rice and wheat harvester of claim 1, it is characterized in that: the direction pallet that is located at the grain header afterbody, in the middle of the backplate (39) that comprises pallet (21), pallet center, backplate travelling wheel (22), axis (36) are arranged, on bottom bracket (38) axis sleeve (37) is housed.

3, according to claim 1 or 2 described combined rice and wheat harvesters, it is characterized in that: carrier pipe (6) is a full-closed structure, front end links to each other with corresponding auger conveyor (31) end position of header (10) bottom, the other end links to each other with threshing tube (1), rear and front end in carrier pipe respectively is provided with pair of sprocket (27), corresponding former and later two sprocket wheels (27) respectively drive a chain (28), are evenly equipped with scraper plate (29) between two chains.

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