CN201667926U

CN201667926U - Agricultural application machine

Info

Publication number: CN201667926U
Application number: CN2010202116014U
Authority: CN
Inventors: 薛朝贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-05-25
Filing date: 2010-05-25
Publication date: 2010-12-15
Anticipated expiration: 2020-05-25

Abstract

The utility model relates to an agricultural application machine and belongs to an agricultural machinery. The agricultural application machine is characterized in that a main frame is a vertical steel structure component formed by assembling and welding an upper longitudinal beam, a lower longitudinal beam, a vertical beam and an oblique beam; a left auxiliary longitudinal beam is inserted in an inner cavity of the left section of the lower longitudinal beam; the middle lower part of a cuboid shell of the gear box is provided with a horizontal right-angle opening; the shell on the lower part of the gear box is divided into two symmetrical front and rear parts; front and rear output gear shafts are respectively correspondingly arranged in the front and rear parts of the shell by bearings; transmission gears are respectively symmetrically arranged on the extending end sections of the front and rear output gear shafts, so that the front and rear transmission gears are positioned in the right-angle opening of the shell on the lower part of the gear box and are in corresponding meshing transmission with disk gears inside front and rear driving wheels which are arranged on the main frame; a main vertical tube is welded at the cantilever-type right end of the upper longitudinal beam; and a pesticide spraying device is arranged in the main vertical tube in a sliding mode. The agricultural application machine is suitable to be operated on the field ridge and in a ventilating row of the paddy field and has the advantages of simple and convenient operation and high spraying efficiency.

Description

The agricultural pesticide application machine

Technical field

The utility model belongs to farm machinery, especially relates to a kind of agricultural pesticide application machine.

Background technology

Existing farmland spraying pesticide, commonly used has: artificial knapsack sprayer, backpack gasoline engine sprayer, light-duty hand-push type sprayer and the large and medium-sized sprayer of diesel engine, but artificial knapsack sprayer and backpack gasoline engine sprayer, operating personnel's labour intensity is big, and the efficient of spray medicine is low; Light-duty hand-push type sprayer, though operating efficiency is high, but mainly be applicable to gardens, greening and nonirrigated farmland laxative operation, on narrow ridge, be difficult to walking, and sprayer can only select and be placed on the three unities, connect a long pipe then and spray medicine to enlarge the scope of operation of spray medicine, during operation used water also must be from pool nearby artificial backpack, the operating personnel who needs is many, and it is time-consuming especially to change the operation place of spray medicine, cumbersome, and diesel engine is big, though the spray drug effect rate of medium-sized sprayer is high, also is subjected to the restriction of road, be applicable to large-area standardization arable land, and one-time investment is big, in addition, along with the circulation in soil, contract the rich and influential family and get more and more, labor wage raises, and the spray medicine is controlled worm has become more and more stubborn problem of land contract rich and influential family.

Summary of the invention

The purpose of this utility model provides a kind of agricultural pesticide application machine, and is widely applicable, is particularly useful for the spray medicine operation of rice field, can freely travel in the ventilation row of ridge and paddy field, easy and simple to handle, save recruitment, invest lowly, laxative efficient height has vast market.

The purpose of this utility model is achieved like this: a kind of agricultural pesticide application machine, comprise petrol engine, pesticide box, regulating wheel, supporting wheel, driving wheel and crawler belt, it is characterized in that: this agricultural pesticide application machine is mainly by the chassis, petrol engine, pesticide box, gearbox, chemical spraying device and manipulation device are formed, the chassis is again mainly by mainframe, regulating wheel, supporting wheel, driving wheel and crawler belt are formed, mainframe is by last longeron, following longeron, vertical beam and cant beam assembly welding form is vertical steel construction piece, each vertical beam uniformly at intervals is welded between last longeron and following longeron, and the cant beam that between the right-hand member of the right side of last longeron section and following longeron, is welded, the right-hand member section right side of longeron is stretched be cantilever-shaped, should go up longeron, following longeron and cant beam are the rectangular tube beam, in the inner cavity of left section of following longeron, install left secondary longeron, the secondary longeron in a left side also is the rectangular tube beam, nut and pushing tow screw rod are installed on plane on the secondary longeron in a left side, and the thrust block that on plane on the following longeron left end section, is welded, thrust block is withstood in pushing tow screw rod rotation, drives the slippage and make regulating wheel displacement mounted thereto in longeron down of left secondary longeron; Before and after being on plane or the lower plane on the following longeron to ground each supporting wheel shaft that is welded, the front and back Duan Jun of this each supporting wheel shaft stretches out longeron down symmetrically, Duan Jun offers internal thread hole at the two ends of each supporting wheel shaft, with bearing supporting wheel is installed respectively and with axle sleeve and bolt on the overhanging leading portion of each supporting wheel shaft and back segment; At the live axle that is welded on the cant beam or on plane or lower plane on the right cantilever segment of last longeron, the front and back section of this live axle is stretched out cant beam symmetrically or is gone up the right cantilever segment of longeron, the two ends Duan Jun of this live axle offers internal thread hole, with bearing driving wheel is installed respectively on the overhanging leading portion of live axle and back segment; The inboard of this driving wheel is spacing by the axle sleeve or the snap ring that are installed on the live axle, the outside leans on the bolt of spinning in live axle with fixing, mounting disc generating gear on the inside line of each driving wheel, and the gear teeth of the outside portion circumference uniform distribution of each driving wheel are meshed with crawler belt and drive crawler belt operation, and one section between the disk gear of driving wheel and the gear teeth is transition circle cylinder section; Tension wheel shaft is welded on the left end of the secondary longeron in a left side, the front and back section of this tension wheel shaft is stretched out the secondary longeron in this left side symmetrically, Duan Shangjun offers internal thread hole at the two ends of this tension wheel shaft, with bearing regulating wheel is installed respectively and with axle sleeve and bolt on the overhanging leading portion of tension wheel shaft and back segment; Like this, each driving wheel, each supporting wheel and each regulating wheel are symmetrical arranged before and after all being, and corresponding installation crawler belt respectively between the regulating wheel that is provided with in front and back and the driving wheel that front and back are provided with is the symmetrically arranged crawler belt in front and back by drive wheel, by the regulating wheel tensioning.

On mainframe longeron before, the sagittal angle steel that all vertically is welded at interval on the trailing flank supports, support the medicine-chest shaped as frame mounting that is welded successively from left to right at last longeron and each angle steel, engine shaped as frame mounting and gearbox shaped as frame mounting, on medicine-chest shaped as frame mounting, pesticide box is installed, on engine shaped as frame mounting, petrol engine is installed, on gearbox shaped as frame mounting, gearbox is installed, vertically upward vertical rod is welded on the last longeron section between this external medicine-chest shaped as frame mounting and the engine shaped as frame mounting, this vertical rod exceeds pesticide box, the fork-shaped handrail that a left side puts is welded in the upper end of vertical rod, and the main riser that on the cantilevered right-hand member of last longeron, is welded, the sprayer unit of the agricultural chemicals that in this main riser, is slidingly installed.

The housing of this gearbox is cuboid, about the following middle part of gear box casing has to the right angle gap, front and back two parts that the lower case of gearbox are divided into symmetry, in gear box casing with bearing respectively correspondence be provided with the input gear shaft, the change gear shaft I, the shift gear axle, the change gear shaft II, before and after the tooth sector axle and before, back output gear shaft, wherein, the input gear shaft is installed in the top of gearbox with bearing and is front and back to setting, the front and back end Duan Jun of this input gear shaft stretches out gear box casing outward, output gear shaft and back output gear shaft before the output gear shaft of gearbox divides, before being somebody's turn to do, back output gear shaft respectively with the bearing correspondence be installed in the gearbox bottom before, in the housing of rear portion, before, back output gear shaft is and is symmetrical arranged, and all outer housing that stretches out of the front end rigion of the rear end section of preceding output gear shaft and back output gear shaft, preceding, travelling gear is installed respectively on the overhanging end section of back output gear shaft symmetrically, before making this, final drive gear is arranged in the right angle gap of gearbox lower case, before being somebody's turn to do, the corresponding engaged transmission of disk gear of inside portion on the driving wheel that final drive gear and front and back are provided with, dwindled the width of this agricultural pesticide application machine effectively, be more suitable on ridge and the ventilation row of paddy field in travel; Or on the overhanging end section of the forward and backward output gear shaft of this gearbox, install sprocket wheel respectively symmetrically, and and lower sprocket is installed respectively in the inside portion of this front and back driving wheel, corresponding installation chain is with transmission between each upper sprocket wheel and lower sprocket; The corresponding engagement of change-speed gearing on the input gear of this input on gear shaft and the change gear shaft I, change-speed gearing on the change gear shaft I again with the shift gear axle on the corresponding engagement of shift gear, shift gear on the shift gear axle again with the change gear shaft II on the corresponding engagement of change-speed gearing, change-speed gearing on the change gear shaft II is again respectively with preceding, the corresponding engagement of tooth sector of the band shifting fork annular on the back tooth sector axle, before this, back tooth sector is again with preceding, the corresponding engagement of output gear on the back output gear shaft, in gear box casing, also reverse gear shaft and reverse gear can be installed, on preceding overhanging section of gearbox input gear shaft, big belt pulley and clutch are installed, this clutch can be installed in the big belt pulley, clutch is connected with control stick on the handrail with pull bar, on petrolic output shaft, small belt pulley is installed, greatly, belt is installed with transmission between the small belt pulley, like this, power is by belt transmission → gearbox input gear shaft → change gear shaft I → shift gear axle → change gear shaft II → preceding, back tooth sector axle → preceding, back output gear shaft → preceding, final drive gear → preceding, before the disk gear of rear drive sprocket goes to drive, rear drive sprocket.

Top at gear box casing is installed the shift fork axle sleeve respectively corresponding to the position perforate of forward and backward tooth sector, the forward and backward shifting fork bar that turns to is installed respectively in forward and backward shift fork axle sleeve, the forward and backward shift fork correspondence of shifting fork bar bottom that turns to is inserted in the shifting fork annular of forward and backward tooth sector, on the forward and backward top overhanging end that turns to shifting fork bar, rocking arm is installed respectively, be connected with pull bar respectively between the control crank on each rocking arm and the handrail, do the action of speed change commutation for the operating personnel; Top at gear box casing is installed gear shift fork axle sleeve and the gear shifting fork bar is installed corresponding to the position perforate of shift gear, the gear rocking arm is installed on the overhanging end of the top of gear shifting fork bar, be connected the action of doing to shift gears for the operating personnel between the control crank on this gear rocking arm and the handrail respectively with pull bar.

On the back overhanging end section of gearbox input gear shaft, water pump is installed, on the water inlet of water pump, have the valve I respectively with the threeway installation, two water inlet pipes of II, the water inlet head of the water inlet pipe connecting band filter screen of this band valve II, the water inlet pipe of another root band valve I is connected with the delivery port of pesticide box bottom, on the delivery port of water pump, also install and have the valve III respectively with threeway, two outlet pipes of IV, the outlet pipe that has a valve III connects the main jet pencil in the sprayer unit, having the outlet pipe of valve IV and the water inlet at pesticide box top connects, the valve-off I, III, open the valve II, IV, utilize water pump can be directly suction and in pesticide box, add water from paddy field, the valve-off II, IV, open the valve I, III utilizes water pump and main jet pencil to the field pesticide.

Secondary standpipe is slidingly installed in the main riser of longeron right-hand member on mainframe, all offering pin shaft hole on the epimere of main riser and on the hypomere at secondary standpipe, in the pin shaft hole of correspondence, install bearing pin, can regulate the height of secondary standpipe as required, cover is loaded onto sleeve pipe on secondary standpipe epimere pipe end with the level, the minor axis of left-hand is welded on the left side pipe face that is positioned on the secondary standpipe below the sleeve pipe, upper support seat of the rectangular fork-shaped of suit cross section on this minor axis (being the transverse tube Connection Block) and the opening that makes this upper support seat are towards a left side, vertical core before and after on the upper support seat, offering, before and after in the upper support seat corresponding plug-in mounting end all with vertical core before, back main jet pencil, correspondence installs bearing pin in this vertical core, before making, back main jet pencil and upper support seat are hinged, before being somebody's turn to do, the inner chamber of back main jet pencil is shutoff near the end section of bearing pin, preceding, the outlet pipe that has the valve III that is installed on water swivel and the water pump with threeway respectively on the back main jet pencil is connected, preceding, with threeway each shower nozzle is installed in uniform way on the back main jet pencil and is come pesticide, also can on the outlet pipe of the band valve III on the water pump, directly hydraulic giant be installed and come pesticide, main riser, secondary standpipe, the sprayer unit of front and back main jet pencil and each jet head sets cost agricultural pesticide application machine; Height, the width of the spraying of the front and back main jet pencil (being transverse tube) of bull movable joint are according to actual conditions: driving technology., the wind-force size., plot etc. selects, can freely regulated bull spraying get final product by one man operation, under the constant situation of natural conditions, use the hydraulic giant spraying by two people's compounding practices.

Between sleeve pipe and the forward and backward main jet pencil pull bar is installed all on the secondary riser top ends, the balancing pole of lower end band balancing weight is welded on the bottom surface of upper support seat (being the transverse tube Connection Block), when forward and backward main jet pencil has in machine walking, the process of turning and during upper and lower swing, resetted by the balancing pole autobalance; The weight of balancing pole bottom balancing weight depends on the length of forward and backward main jet pencil (being transverse tube) and highly increases and decreases adjusting.

The agricultural pesticide application machine that the utility model proposes, rational in infrastructure, easy to use and reliable, widely applicable, be particularly useful for the spray medicine operation of rice field, can freely travel in the ventilation row of ridge and paddy field, easy and simple to handle, save recruitment, invest low, laxative efficient height.

Now in conjunction with the accompanying drawings and embodiments the agricultural pesticide application machine that the utility model proposed is further described.

Description of drawings

Fig. 1 is that the master of the agricultural pesticide application machine that proposes of the utility model looks schematic diagram.

Fig. 2 is the schematic top plan view of the agricultural pesticide application machine that proposes of the utility model.

Fig. 3 is that schematic diagram (band partial cutaway) is looked on the right side of the agricultural pesticide application machine that proposes of the utility model.

Fig. 4 be among Fig. 1 A-A to analyse and observe be part 6: the scheme of installation of supporting wheel.

Fig. 5 be among Fig. 1 B-B to analyse and observe be part 2: the scheme of installation of driving wheel.

Fig. 6 is the schematic diagram that flows to of the water pump of the agricultural pesticide application machine that proposes of the utility model and agricultural chemicals.

Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, among Fig. 6: 1, last longeron 2, driving wheel 3, live axle 4, cant beam 5, mainframe 6, supporting wheel 7, supporting wheel shaft 8, crawler belt 9, following longeron 10, vertical beam 11, the secondary longeron 12 in a left side, regulating wheel 13, tension wheel shaft 14, medicine-chest shaped as frame mounting 15, pesticide box 16, handrail 17, vertical rod 18, petrol engine 19, engine shaped as frame mounting 20, gearbox 21, gearbox shaped as frame mounting 22, last sleeve pipe 23, upper support frame 24, secondary standpipe 25, balancing pole 26, main riser 27, big belt pulley 28, clutch 29, small belt pulley 30, water pump 31, water inlet 32, delivery port 33, the main jet pencil

Embodiment

From Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, among Fig. 6 as can be seen: a kind of agricultural pesticide application machine, comprise petrol engine 18, pesticide box 15, regulating wheel 12, supporting wheel 6, driving wheel 2 and crawler belt 8, it is characterized in that: this agricultural pesticide application machine is mainly by the chassis, petrol engine 18, pesticide box 15, gearbox 20, chemical spraying device and manipulation device are formed, the chassis is again mainly by mainframe 5, regulating wheel 12, supporting wheel 6, driving wheel 2 and crawler belt 8 are formed, mainframe 5 is by last longeron 1, following longeron 9, vertical beam 10 and cant beam 4 assembly weldings form is vertical steel construction piece, each vertical beam 10 uniformly at intervals is welded between last longeron 1 and following longeron 9, and the cant beam 4 that between the right-hand member of the right side of last longeron 1 section and following longeron 9, is welded, the right-hand member section right side of longeron 1 is stretched be cantilever-shaped, should go up longeron 1, following longeron 9 and cant beam 4 are the rectangular tube beam, in the inner cavity of left section of following longeron 9, install left secondary longeron 11, the secondary longeron 11 in a left side also is the rectangular tube beam, nut and pushing tow screw rod are installed on plane on the secondary longeron 11 in a left side, and the thrust block that on plane on the following longeron 9 left end sections, is welded, thrust block is withstood in pushing tow screw rod rotation, drives the slippage and make regulating wheel mounted thereto 12 displacements in longeron 9 down of left secondary longeron 11; Before and after being on plane or the lower plane on the following longeron 9 to ground each supporting wheel shaft 7 that is welded, the front and back section of this each supporting wheel shaft 7 is stretched out longeron 9 down symmetrically, Duan Jun offers internal thread hole at the two ends of each supporting wheel shaft 7, with bearing supporting wheel 6 is installed respectively and with axle sleeve and bolt on the overhanging leading portion of each supporting wheel shaft 7 and back segment; At the live axle 3 that is welded on the cant beam 4 or on plane or lower plane on the last longeron 1 right cantilever segment, the front and back section of this live axle 3 is stretched out cant beam 4 symmetrically or is gone up the right cantilever segment of longeron 1, the two ends Duan Jun of this live axle 3 offers internal thread hole, with bearing driving wheel 2 is installed respectively on the overhanging leading portion of live axle 3 and back segment; The inboard of this driving wheel 2 is spacing by the axle sleeve or the snap ring that are installed on the live axle 3, the outside leans on the bolt of spinning in live axle 3 with fixing, at the equal mounting disc generating gear of the inside line of each driving wheel 2, and the gear teeth of the outside portion circumference uniform distribution of each driving wheel 2 are meshed with crawler belt 8 and drive crawler belt 8 operation, and one section between the disk gear of driving wheel 2 and the gear teeth is transition circle cylinder section; Tension wheel shaft (being guide wheel shaft) 13 is welded on the left end of the secondary longeron 11 in a left side, the front and back section of this tension wheel shaft 13 is stretched out the secondary longeron 11 in this left side symmetrically, Duan Jun offers internal thread hole at the two ends of this tension wheel shaft 13, with bearing regulating wheel 12 (being directive wheel) is installed respectively and with axle sleeve and bolt on the overhanging leading portion of tension wheel shaft 13 and back segment; Like this, before and after all being, each driving wheel 2, each supporting wheel 6 and each regulating wheel 12 be symmetrical arranged, corresponding installation crawler belt 8 respectively between the regulating wheel 12 that is provided with in front and back and the driving wheel 2 that front and back are provided with is the symmetrically arranged crawler belt 8 in front and back by driving wheel 2 drivings, by regulating wheel 12 tensionings.

On mainframe 5 longeron 1 before, the sagittal angle steel that all vertically is welded at interval on the trailing flank supports, support the medicine-chest shaped as frame mounting 14 that is welded successively from left to right at last longeron 1 and each angle steel, engine shaped as frame mounting 19 and gearbox shaped as frame mounting 21, pesticide box 15 is installed on medicine-chest shaped as frame mounting 14, petrol engine 18 is installed on engine shaped as frame mounting 19, gearbox 20 is installed on gearbox shaped as frame mounting 21, vertically upward vertical rod 17 is welded on the last longeron section between this external medicine-chest shaped as frame mounting 14 and the engine shaped as frame mounting 19, this vertical rod 17 exceeds pesticide box 15, the fork-shaped handrail 16 that a left side puts is welded in the upper end of vertical rod 17, and the main riser 26 that on the cantilevered right-hand member of last longeron 1, is welded, the sprayer unit of the agricultural chemicals that in this main riser 26, is slidingly installed.

The housing of this gearbox 20 is cuboid, about the following middle part of gearbox 20 housings has to the right angle gap, front and back two parts that the lower case of gearbox 20 are divided into symmetry, in gearbox 20 housings with bearing respectively correspondence be provided with the input gear shaft, the change gear shaft I, the shift gear axle, the change gear shaft II, before and after the tooth sector axle and before, back output gear shaft, wherein, the input gear shaft is installed in the top of gearbox 20 with bearing and is front and back to setting, the front and back end Duan Jun of this input gear shaft stretches out gearbox 20 housings outward, output gear shaft and back output gear shaft before the output gear shaft of gearbox 20 divides, before being somebody's turn to do, back output gear shaft respectively with the bearing correspondence be installed in gearbox 20 bottoms before, in the housing of rear portion, before, back output gear shaft is and is symmetrical arranged, and all outer housing that stretches out of the front end rigion of the rear end section of preceding output gear shaft and back output gear shaft, preceding, travelling gear is installed respectively on the overhanging end section of back output gear shaft symmetrically, before making this, final drive gear is arranged in the right angle gap of gearbox 20 lower case, before being somebody's turn to do, the corresponding engaged transmission of disk gear of inside portion on the driving wheel 2 that final drive gear and front and back are provided with, dwindled the width of this agricultural pesticide application machine effectively, be more suitable on ridge and the ventilation row of paddy field in travel; Or on the overhanging end section of the forward and backward output gear shaft of this gearbox 20, install sprocket wheel respectively symmetrically, and and lower sprocket is installed respectively in the inside portion of this front and back driving wheel 2, corresponding installation chain is with transmission between each upper sprocket wheel and lower sprocket; The corresponding engagement of change-speed gearing on the input gear of this input on gear shaft and the change gear shaft I, change-speed gearing on the change gear shaft I again with the shift gear axle on the corresponding engagement of shift gear, shift gear on the shift gear axle again with the change gear shaft II on the corresponding engagement of change-speed gearing, change-speed gearing on the change gear shaft II is again respectively with preceding, the corresponding engagement of tooth sector of the band shifting fork annular on the back tooth sector axle, before this, back tooth sector is again with preceding, the corresponding engagement of output gear on the back output gear shaft, in gearbox 20 housings, also reverse gear shaft and reverse gear can be installed, big belt pulley 27 and clutch 28 are installed on preceding overhanging section of the input gear shaft of gearbox 20, this clutch 28 can be installed in the big belt pulley 27, clutch 28 usefulness pull bars are connected with control stick on the handrail 16, small belt pulley 29 is installed on the output shaft of petrol engine 18, greatly, small belt pulley 27, belt is installed with transmission between 29, like this, power is by the input gear shaft → change gear shaft I → shift gear axle → change gear shaft II of belt transmission → gearbox 20 → preceding, back tooth sector axle → preceding, back output gear shaft → preceding, final drive gear → preceding, before the disk gear of rear drive sprocket 2 goes to drive, rear drive sprocket 2.

Top at gearbox 20 housings is installed the shift fork axle sleeve respectively corresponding to the position perforate of forward and backward tooth sector, the forward and backward shifting fork bar that turns to is installed respectively in forward and backward shift fork axle sleeve, and the forward and backward shift fork correspondence of shifting fork bar bottom that turns to is inserted in the shifting fork annular of forward and backward tooth sector, on the forward and backward top overhanging end that turns to shifting fork bar, rocking arm is installed respectively, be connected with pull bar respectively between the control crank on each rocking arm and the handrail 16, do the action of speed change commutation for the operating personnel; Top at gearbox 20 housings is installed gear shift fork axle sleeve and the gear shifting fork bar is installed corresponding to the position perforate of shift gear, the gear rocking arm is installed on the overhanging end of the top of gear shifting fork bar, be connected the action of doing to shift gears for the operating personnel between the control crank on this gear rocking arm and the handrail 16 respectively with pull bar.

Water pump 30 is installed on the back overhanging end section of the input gear shaft of gearbox 20, on the water inlet 31 of water pump 30, have the valve I respectively with the threeway installation, two water inlet pipes of II, the water inlet head of the water inlet pipe connecting band filter screen of this band valve II, the water inlet pipe of another root band valve I is connected with the delivery port of pesticide box 15 bottoms, on the delivery port 32 of water pump 30, also install and have the valve III respectively with threeway, two outlet pipes of IV, the outlet pipe that has a valve III connects the main jet pencil 33 in the sprayer unit, having the outlet pipe of valve IV and the water inlet at pesticide box 15 tops connects, the valve-off I, III, open the valve II, IV, utilize water pump 30 can be directly suction and in pesticide box 15, add water from paddy field, the valve-off II, IV, open the valve I, III utilizes water pump 30 and main jet pencil 33 to the field pesticide.

Secondary standpipe 24 is slidingly installed in the main riser 26 of longeron 1 right-hand member on mainframe 5, all offering pin shaft hole on the epimere of main riser 26 and on the hypomere of secondary standpipe 24, in the pin shaft hole of correspondence, install bearing pin, can regulate the height of secondary standpipe 24 as required, cover is loaded onto sleeve pipe 22 on secondary standpipe 24 epimeres pipe end with the level, the minor axis of left-hand is welded on the left side pipe face that is positioned on the secondary standpipe 24 below the sleeve pipe 22, upper support seat 23 of the rectangular fork-shaped of suit cross section on this minor axis (being the transverse tube Connection Block) and the opening that makes this upper support seat 23 are towards a left side, vertical core before and after on upper support seat 23, offering, before and after in upper support seat 23 corresponding plug-in mounting end all with vertical core before, back main jet pencil 33, in this correspondence vertical core, install bearing pin, before making, back main jet pencil 33 is hinged with upper support seat 23, before being somebody's turn to do, the inner chamber of back main jet pencil 33 is shutoff near the end section of hinging pin shaft, preceding, the outlet pipe that has the valve III that is installed on water swivel and the water pump 30 with threeway respectively on the back main jet pencil 33 is connected, preceding, with threeway each shower nozzle is installed in uniform way on the back main jet pencil 33 and is come pesticide, also can on the outlet pipe of the band valve III on the water pump 30, directly hydraulic giant be installed and come pesticide, main riser 26, secondary standpipe 24, the sprayer unit of front and back main jet pencil 33 and each jet head sets cost agricultural pesticide application machine; Height, the width of front and back main jet pencil 33 (the being transverse tube) spraying of bull movable joint are according to actual conditions: driving technology, wind-force size, plot etc. are selected, can freely regulated bull spraying get final product by one man operation, under the constant situation of natural conditions, use the hydraulic giant spraying then by two people's compounding practices.

Between sleeve pipe 22 and the forward and backward main jet pencil 33 pull bar is installed all on secondary standpipe 24 tops, the balancing pole 25 of lower end band balancing weight is welded on the bottom surface of upper support seat 23 (being the transverse tube Connection Block), when forward and backward main jet pencil 33 has in machine walking, the process of turning and during upper and lower swing, resetted by balancing pole 25 autobalances; The weight of balancing pole 25 bottom balancing weights depends on the length of forward and backward main jet pencil 33 (being transverse tube) and highly increases and decreases adjusting; This agricultural pesticide application machine is widely applicable, is particularly useful for the spray medicine operation of rice field, can freely travel in the ventilation row of ridge and paddy field, and is easy and simple to handle, saves recruitment, laxative efficient height.

Claims

1. an agricultural pesticide application machine comprises petrol engine (18), pesticide box (15), regulating wheel (12), supporting wheel (6), driving wheel (2) and crawler belt (8), it is characterized in that:

A, this agricultural pesticide application machine is mainly by the chassis, petrol engine (18), pesticide box (15), gearbox (20), chemical spraying device and manipulation device are formed, the chassis is again mainly by mainframe (5), regulating wheel (12), supporting wheel (6), driving wheel (2) and crawler belt (8) are formed, mainframe (5) is by last longeron (1), following longeron (9), vertical beam (10) and cant beam (4) assembly welding form is vertical steel construction piece, each vertical beam (10) uniformly at intervals is welded between last longeron (1) and following longeron (9), and the cant beam (4) that between the right-hand member of the right side of last longeron (1) section and following longeron (9), is welded, the right-hand member section right side of longeron (1) is stretched be cantilever-shaped, in the inner cavity of left section of following longeron (9), install left secondary longeron (11), nut and pushing tow screw rod are installed on the last plane of the secondary longeron in a left side (11), and the thrust block that on the last plane of following longeron (9) left end section, is welded;

B, on the last plane of following longeron (9) or lower plane, be front and back to ground each supporting wheel shaft (7) that is welded, the front and back Duan Jun of this each supporting wheel shaft (7) stretches out down longeron (9) symmetrically, with bearing supporting wheel (6) is installed respectively and with axle sleeve and bolt on the overhanging leading portion of each supporting wheel shaft (7) and back segment; At cant beam (4) live axle (3) of going up or on the last plane of the right cantilever segment of last longeron (1) or lower plane, be welded, the front and back section of this live axle (3) is stretched out cant beam (4) symmetrically or is gone up the right cantilever segment of longeron (1), the two ends Duan Jun of this live axle (3) offers internal thread hole, on the overhanging leading portion of live axle (3) and back segment, driving wheel (2) is installed respectively with bearing, the inboard of this driving wheel (2) is spacing by the axle sleeve or the snap ring that are installed on the live axle (3), the outside leans on the bolt of spinning in live axle (3) with fixing, at the equal mounting disc generating gear of the inside line of each driving wheel (2); Tension wheel shaft (13) is welded on the left end of the secondary longeron in a left side (11), the front and back section of this tension wheel shaft (13) is stretched out the secondary longeron (11) in this left side symmetrically, two ends Duan Jun at this tension wheel shaft (13) offers internal thread hole, with bearing regulating wheel (12) is installed respectively and with axle sleeve and bolt on the overhanging leading portion of tension wheel shaft (13) and back segment;

C, vertically upward vertical rod (17) is welded on the last longeron section between medicine-chest shaped as frame mounting (14) and the engine shaped as frame mounting (19), this vertical rod (17) exceeds pesticide box (15), the fork-shaped handrail (16) that a left side puts is welded in the upper end of vertical rod (17), and the main riser (26) that on the cantilevered right-hand member of last longeron (1), is welded, the sprayer unit of the agricultural chemicals that in this main riser (26), is slidingly installed;

D, the housing of this gearbox (20) is cuboid, about the following middle part of gearbox (20) housing has to the right angle gap, front and back two parts that the lower case of gearbox (20) are divided into symmetry, in gearbox (20) housing with bearing respectively correspondence be provided with the input gear shaft, the change gear shaft I, the shift gear axle, the change gear shaft II, before and after the tooth sector axle and before, back output gear shaft, wherein, the input gear shaft is installed in the top of gearbox (20) with bearing and is front and back to setting, the front and back end Duan Jun of this input gear shaft stretches out gearbox (20) housing outward, output gear shaft and back output gear shaft before the output gear shaft of gearbox (20) divides, before being somebody's turn to do, back output gear shaft respectively with the bearing correspondence be installed in gearbox (20) bottom before, in the housing of rear portion, before, back output gear shaft is and is symmetrical arranged, and all outer housing that stretches out of the front end rigion of the rear end section of preceding output gear shaft and back output gear shaft, preceding, travelling gear is installed respectively on the overhanging end section of back output gear shaft symmetrically, before making this, final drive gear is arranged in the right angle gap of gearbox (20) lower case, before this, final drive gear is gone up the corresponding engaged transmission of disk gear of inside portion with the driving wheel (2) that front and back are provided with;

E, or before this gearbox (20), install sprocket wheel on the overhanging end section of back output gear shaft respectively symmetrically, and lower sprocket is installed respectively in the inside portion of this front and back driving wheel (2), corresponding installation chain is with transmission between each upper sprocket wheel and lower sprocket, in gearbox (20) housing, reverse gear shaft and reverse gear are installed also, go up preceding overhanging section of the input gear shaft of gearbox (20) big belt pulley (27) and clutch (28) are installed, this clutch (28) or be installed in the big belt pulley (27), clutch (28) is connected with control stick on the handrail (16) with pull bar, small belt pulley (29) is installed, greatly on the output shaft of petrol engine (18), small belt pulley (27, belt is installed with transmission 29);

F, corresponding to the position perforate of forward and backward tooth sector the shift fork axle sleeve is installed respectively at the top of gearbox (20) housing, the forward and backward shifting fork bar that turns to is installed respectively in forward and backward shift fork axle sleeve, and the forward and backward shift fork correspondence of shifting fork bar bottom that turns to is inserted in the shifting fork annular of forward and backward tooth sector, on the forward and backward top overhanging end that turns to shifting fork bar, rocking arm is installed respectively, is connected with pull bar respectively between the control crank on each rocking arm and the handrail (16); Top at gearbox (20) housing is installed gear shift fork axle sleeve and the gear shifting fork bar is installed corresponding to the position perforate of shift gear, the gear rocking arm is installed on the overhanging end of the top of gear shifting fork bar, is connected with pull bar respectively between the control crank on this gear rocking arm and the handrail (16);

G, on the back overhanging end section of gearbox (20) input gear shaft, water pump (30) is installed, water inlet (31) in water pump (30) upward has the valve I respectively with the threeway installation, two water inlet pipes of II, the water inlet head of the water inlet pipe connecting band filter screen of this band valve II, the water inlet pipe of another root band valve I is connected with the delivery port of pesticide box (15) bottom, on the delivery port (32) of water pump (30), also install and have the valve III respectively with threeway, two outlet pipes of IV, the outlet pipe that has a valve III connects the main jet pencil (33) in the sprayer unit, has the outlet pipe of valve IV and the water inlet connection at pesticide box (15) top;

H, secondary standpipe (24) is slidingly installed in the main riser (26) of last longeron (1) right-hand member of mainframe (5), all offering pin shaft hole on the epimere of main riser (26) and on the hypomere of secondary standpipe (24), in the pin shaft hole of correspondence, install bearing pin, cover is loaded onto sleeve pipe (22) on secondary standpipe (24) epimere pipe end with the level, at the minor axis that is positioned at the left-hand that is welded on the left side pipe face of sleeve pipe (22) below on the secondary standpipe (24), the upper support seat (23) of the rectangular fork-shaped of suit cross section and the opening that makes this upper support seat (23) are towards a left side on this minor axis, vertical core before and after on upper support seat (23), offering, before and after in upper support seat (23) corresponding plug-in mounting end all with vertical core before, back main jet pencil (33), correspondence installs bearing pin in this vertical core, before making, back main jet pencil (33) is hinged with upper support seat (23), before being somebody's turn to do, the inner chamber of back main jet pencil (33) is shutoff near the end section of hinging pin shaft, preceding, the outlet pipe that has the valve III that is installed on water swivel and the water pump (30) with threeway respectively on the back main jet pencil (33) is connected, preceding, with threeway each shower nozzle is installed in uniform way on the back main jet pencil (33); Between last sleeve pipe (22) on secondary standpipe (24) top and forward and backward main jet pencil (33), pull bar is installed all, the balancing pole (25) of the lower end band balancing weight that on the bottom surface of upper support seat (23), is welded.

2. agricultural pesticide application machine according to claim 1 is characterized in that longeron on this (1), following longeron (9) and cant beam (4) are the rectangular tube beam, and left secondary longeron (11) also is the rectangular tube beam.