CN2372872Y

CN2372872Y - Miniature rotary cultivator

Info

Publication number: CN2372872Y
Application number: CN 99201647
Authority: CN
Inventors: 王平
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-01-26
Filing date: 1999-01-26
Publication date: 2000-04-12
Anticipated expiration: 2009-01-26

Abstract

The utility model relates to a miniature rotary cultivator composed of an air-cooled type gasoline engine, a cultivator frame, rubber wheels, a guide wheel, an operation control system, a driving system and a coulter assembly, wherein, the operation control system uses a shaft type driving and steering controller with simple structure, and the friction drive between the outer side of the rubber wheels and a ratchet wheel drives the rubber wheels to walk; the complete machine of the miniature rotary cultivator can be divided into two parts. The utility model has the advantages of simple structure, low cost, small size, light weight, and convenient assembly and disassembly, and can be shouldered after disassembly. The utility model is especially suitable for farmers in hilly countries, mountainous areas and mid-mountainous areas to cultivate soil.

Description

Miniature rotary cultivator

The utility model belongs to agricultural mechanical field, particularly a kind of miniature rotary cultivator when being used on the field plots that soil carried out farming.

Existing all kinds of agricultural machinery when being used for the field soil farming is made up of engine, frame, wheel, operation control system, transmission system, colter etc., and wherein engine generally is to adopt diesel engine.Existingly be used for the agricultural machinery that the field soil farming uses and exist complex structure, dismounting inconvenience, cost height, the weak point of Heavy Weight.It is smooth that they can only be adapted at landform, has the field of wide paths for tractors in the countryside to use, and in the knob and mountain area and upper level with a varied topography, they just can't use on the field plots of no wide paths for tractors in the countryside.

Task of the present utility model is to be used for the existing above-mentioned weak point of agricultural machinery that the field soil farming is used at existing, provide that a kind of volume is little, in light weight, simple in structure, easy accessibility, the available miniature rotary cultivator of carrying on the shoulder, make the peasant who lives in knob and mountain area and upper level on the field plots that general agricultural machinery can not be entered, also can use agricultural machinery and come soil is carried out farming, to alleviate the labour intensity of peasant when soil is carried out farming there.

Task of the present utility model is finished as follows: miniature rotary cultivator is made up of engine, frame, rubber wheel, directive wheel, operation control system, transmission system, colter assembly.Wherein: one, engine is to adopt air-cooled gasoline engine, is provided with radiator fan in the front side of gasoline engine; Two, in operation control system, adopted the simple shaft type of structure to drive steering controller, this shaft type drives steering controller and swings up and down device, fixed axis, bearing, universal joint by ratchet shaft, ratchet shaft and form, and wherein to swing up and down device be to be made of bearing block, bearing, extension spring, bearing holder (housing, cover) to ratchet shaft; Three, the walking of rubber wheel is to realize that by the frictional drive between the ratchet and the rubber wheel outside ratchet is close on the outer wall of rubber wheel, is a pair of friction pair between ratchet and the rubber wheel; Four, whole miniature rotary cultivator is divided into front portion and afterbody, connect by inserted-link type between them, and easy accessibility, whole the miniature rotary cultivator in dismounting back can be with carrying on the shoulder.

The utility model is used for the agricultural machinery that the field soil farming uses and compares with existing, have simple in structure, cost is low, volume is little, in light weight, easy accessibility, the available outstanding advantage of carrying on the shoulder.The utility model is particularly suitable as peasant's employed agricultural machinery when soil is carried out farming of knob and mountain area and upper level.

Description of drawings:

Fig. 1 is the structural representation of miniature rotary cultivator.Wherein (1) represents radiator fan; (2) expression gasoline engine; (3) expression fuel tank; (4) expression travelling gear; (5) expression gear; (6) expression sprocket wheel; (7) expression duplicate gear A; (8) expression dashboard; (9) expression lifting hole(eyelet); (10) expression colter backplate; (11) expression sprocket wheel; (12) expression bar; (13) expression handgrip; (14) expression belt; (15) expression flywheel; (16) expression output shaft of gasoline engine gear; (17) expression rubber wheel; (18) expression connecting pin; (19) expression inserted link cover; (20) expression chain; (21) expression colter; (22) expression directive wheel elevating lever; (23) expression directive wheel; (24) expression stay cord.

Fig. 2 is the vertical view of Fig. 1.Wherein (25) represent the rubber wheel shaft; (26) expression inserted link; (27) the expression shaft type drives steering controller; (28) expression clutch tooth bar; (29) the right steering controller control crank that drives of expression; (30) expression clutch actuator; (31) expression throttle control handle; (32) an expression left side drives the steering controller control crank; (33) expression ratchet.

Fig. 3 is the A partial enlarged drawing of Fig. 2.Wherein (34) represent frame; (35) expression duplicate gear B; (36) represent L shaped connecting bolt.

Fig. 4 is the B-B cutaway view of Fig. 2.

Fig. 5 is the right view of Fig. 1.

Fig. 6 drives the structural representation of steering controller for shaft type.Wherein (37) represent ratchet shaft; (38) the expression ratchet shaft swings up and down device; (39) expression fixed axis; (40) expression bearing; (41) expression universal joint.

Fig. 7 is that the K of Fig. 6 is to view.Wherein (42) represent bearing block; (43) expression bearing; (44) expression extension spring; (45) expression bearing holder (housing, cover).

Fig. 8 is the structural representation of miniature rotary cultivator afterbody.

Fig. 9 is the A-A cutaway view of Fig. 8.

Figure 10 is the structural representation of miniature rotary cultivator front portion.

Figure 11 is the I partial enlarged drawing of Figure 10.

Figure 12 is the rearview (loading onto the lifting rope state) of Figure 10.Wherein (46) represent lifting rope.

Below in conjunction with accompanying drawing, the utility model is described in further detail by embodiment.

Miniature rotary cultivator is made up of gasoline engine (2), radiator fan (1), fuel tank (3), frame (34), rubber wheel (17), directive wheel (23), operation control system, transmission system, colter assembly, dashboard (8).Radiator fan (1), gasoline engine (2), rubber wheel (17), directive wheel (23) are contained on the frame (34), and the shaft type that also is equipped with on the frame (34) in bar (12), colter assembly, colter backplate (10), directive wheel elevating lever (22), rubber wheel shaft (25) and the operation control system drives steering controller (27).Radiator fan (1) is contained in the front side of gasoline engine (2), and fuel tank (3) is contained in the top of gasoline engine (2).The colter assembly is made up of coulter shaft, colter (21), colter backplate (10), sprocket wheel (11), and sprocket wheel (11) is contained on the coulter shaft.Rubber wheel (17) is contained on the rubber wheel shaft (25).The operation control system of miniature rotary cultivator is made up of handgrip (13), stay cord (24), clutch tooth bar (28), right steering controller control crank (29), clutch actuator (30), throttle control handle (31), left side driving steering controller control crank (32) and the shaft type driving steering controller (27) of driving.Shaft type drives steering controller (27) and swings up and down device (38), fixed axis (39), bearing (40), universal joint (41) by duplicate gear A (7), ratchet shaft (37), ratchet shaft and forms, and wherein to swing up and down device (38) be by bearing block (42), bearing (43), extension spring (44), bearing holder (housing, cover) (45) formation to ratchet shaft.The transmission system of miniature rotary cultivator is made up of travelling gear (4), gear (5), sprocket wheel (6), duplicate gear A (7), belt (14), flywheel (15), output shaft of gasoline engine gear (16), chain (20), ratchet (33), duplicate gear B (35), its middle gear (5) is provided in a side of on the same axle with sprocket wheel (6), duplicate gear B (35), output shaft of gasoline engine gear (16) and travelling gear (4) engagement, travelling gear (4) drives sprocket wheel (11) by chain (20) and rotates with gear (5) engagement, sprocket wheel (6); Duplicate gear B (35) rotates with duplicate gear A (7) engagement, the fixed axis (39) that duplicate gear A (7) drives on the shaft type driving steering controller (27), and fixed axis (39) drives the ratchet (33) that is contained on the ratchet shaft (37) by universal joint (41) and rotates; Pass through belt (14) transmission between the axle of flywheel (15) and radiator fan (1); The walking of rubber wheel (17) is to realize that by the frictional drive between the ratchet (33) and rubber wheel (17) outside ratchet (33) is close on the outer wall of rubber wheel (17), is a pair of friction pair between ratchet (33) and the rubber wheel (17).In order to improve the frictional drive effect between ratchet (33) and the rubber wheel (17), on the outside of rubber wheel (17), be provided with parallel dark tooth decorative pattern.Whole miniature rotary cultivator is divided into front portion and afterbody, connect by inserted link cover (19), inserted link (26), connecting pin (18), L shaped connecting bolt (36) between them, wherein inserted link cover (19) is located at the afterbody of miniature rotary cultivator, and inserted link (26) is located at the front portion of miniature rotary cultivator.In the time of whole miniature rotary cultivator need being disassembled into anterior and afterbody two parts,, and L shaped connecting bolt (36) is screwed out as long as connecting pin (18) is taken off.Whole miniature rotary cultivator can be divided into anterior and afterbody two parts.For the ease of carrying on the shoulder.On colter backplate (10), be provided with lifting hole(eyelet) (9), on gasoline engine (2), be provided with lifting rope (46).

Claims

1, a kind of miniature rotary cultivator, this miniature rotary cultivator is made up of engine, frame (34), rubber wheel (17), directive wheel (23), operation control system, transmission system, colter assembly, it is characterized in that whole miniature rotary cultivator is divided into front portion and afterbody, it between the front portion of miniature rotary cultivator and the afterbody plug in construction, connect by inserted link cover (19), inserted link (26), connecting pin (18), L shaped connecting bolt (36) between them, wherein inserted link cover (19) is located at the afterbody of miniature rotary cultivator, and inserted link (26) is located at the front portion of miniature rotary cultivator.

2, miniature rotary cultivator according to claim 1 is characterized in that engine is to adopt air-cooled gasoline engine (2), is provided with radiator fan (1) in the front side of gasoline engine (2).

3, miniature rotary cultivator according to claim 1 and 2, it is characterized in that in operation control system, having adopted shaft type to drive steering controller (27), this shaft type drives steering controller (27) and swings up and down device (38), fixed axis (39), bearing (40), universal joint (41) by ratchet shaft (37), ratchet shaft and forms, and wherein to swing up and down device (38) be by bearing block (42), bearing (43), extension spring (44), bearing holder (housing, cover) (45) formation to ratchet shaft.

4, miniature rotary cultivator according to claim 1 and 2, the transmission system that it is characterized in that miniature rotary cultivator is by travelling gear (4), gear (5), sprocket wheel (6), duplicate gear A (7), output shaft of gasoline engine gear (16), chain (20), ratchet (33), duplicate gear B (35) forms, its middle gear (5) and sprocket wheel (6), duplicate gear B (35) is provided in a side of on the same axle, output shaft of gasoline engine gear (16) and travelling gear (4) engagement, travelling gear (4) and gear (5) engagement, on the coulter shaft of colter assembly, be provided with sprocket wheel (11), chain (20) is located between sprocket wheel (6) and the sprocket wheel (11), duplicate gear B (35) and duplicate gear A (7) engagement, ratchet (33) is close on the outer wall of rubber wheel (17), is a pair of friction pair between ratchet (33) and the rubber wheel (17).

5, miniature rotary cultivator according to claim 1 is characterized in that being provided with parallel dark tooth decorative pattern on the outside of rubber wheel (17).