CN2395808Y

CN2395808Y - Sprayer

Info

Publication number: CN2395808Y
Application number: CN 99252570
Authority: CN
Inventors: 张战学
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-11-02
Filing date: 1999-11-02
Publication date: 2000-09-13
Anticipated expiration: 2009-11-02

Abstract

The utility model relates to a sprayer for spraying medicine on farmland. The utility model is composed of a machine frame, a waterway system and a spray rod system. The spray rod system is composed of a pendulum rod, a middle spray rod, both side spray rods and an outer spray rod. The bottom of the pendulum rod is elastically connected with a machine frame through a fulcrum spring, and the upper end of the pendulum rod is hung and connected with the machine frame by two tension springs. The utility model can eliminate bump and wobbling when a spray machine set works, causing the spray rod system to work stably to fit for spray work under the complicated ground cases of high-low unevenness, etc. The utility model can satisfy specific requirements of wide amplitude surface spray work, and the utility model is an ideal pesticide spraying machine.

Description

Spraying machine

The utility model relates to a kind of spraying machine that is used for the farmland spraying medicine.

The spraying machine of prior art is because the spray boom system architecture is unreasonable, in spraying operation, because of the spray boom broad, once because of the ground out-of-flatness swing of jolting, will cause serious harm to whole spray boom system, thereby can not normally work reposefully.

The purpose of this utility model provides and a kind ofly can adapt to the jolt spraying machine of swing held stationary work of farm work.

The purpose of this utility model is achieved in that and comprises frame, spray boom system and water circuit system, last mount hole on the forward frame of frame, following articulated pin and tractor articulate, frame lower is equipped with liquid pump, liquid pump is connected with tractor motive power output shaft by power transmission shaft, it is characterized in that: the structure of spray boom system is: the fork lower end is equipped with the fulcrum spring and is inserted in the U-shaped seat on the frame sheer pole, pins by end face bolt, pad; The fork epimere has the hole, can be inserted by the fork steady pin fork and frame are fixed; Fork upper end is equipped with ratchet device, by steel wire and fixedly card connection, fixedly spray boom in the card connection; The fork hypomere has high and low position to adjust the hole, and the fork set bolt passes this adjustment hole and fixedly fastens; The side spray boom is inserted in fixedly in the hole clipping by the end pin axle and is pinned by lock pin and realizes connecting with middle spray boom; The side spray boom connects with the activity of middle spray boom outer end by revolution fork realization level and vertical both direction; Also have snap ring on the side spray boom, when the spray boom system was in folded state, the side spray boom was put in the frame both sides, was enclosed within by snap ring in the supporting card of frame both sides and by lock pin to pin; Be connected by single-revolution axle construction between side spray boom and the outside spray boom, its annexation is, side spray boom and bolster are connected as a single entity, outside spray boom is connected as a single entity with the sleeve pipe that is enclosed within on the bolster, the sleeve pipe lower end is connected with the return piece, the bolster lower end is connected with down the return piece, and upper and lower return piece is for being slidingly matched, and recoil press spring is equipped with in the sleeve pipe upper end; Outer lateral jet pipe termination is equipped with the shower nozzle protective plate.

The purpose of this utility model can also be realized by following manner: the medicine-chest bottom surface of water circuit system is the inclined-plane, and the suction tube head is inserted into lowest part, and lowest part is equipped with discharging valve, has transparent liquid level display window on the medicine-chest side; Medicine-chest is fixed on the frame by intermediate flange.

The utlity model has following advantage: can overcome the jolt swing of spraying machine when farm work, spray insecticide reposefully; The improvement of medicine-chest structure also can make soup be utilized cmpletely, and the liquid level display window can conveniently be observed, and is convenient to grasp job schedule.

Elaborate below in conjunction with accompanying drawing:

Fig. 1 is the utility model duty (expansion) structural representation;

Fig. 2 is the utility model travel position (folding) structural representation;

Fig. 3 is a fork position structural representation;

Fig. 4 is revolution fork bit architecture schematic diagram;

Fig. 5 is a bolster position structural representation;

Fig. 6 is the water route structural representation.

Can be divided into frame, spray boom system, water circuit system three parts on the utility model structure.Frame 1 is the installation frame of whole spraying machine parts, is the rectangular frame of medicine-chest size, and last mount hole 2 and two following articulated pins 3 are arranged on its forward frame, can articulate with tractor to be integral.Liquid pump 26 is laid in frame 1 bottom, and liquid pump 26 is connected with tractor motive power output shaft by power transmission shaft 25.Pressure regulator valve 28, Pressure gauge 29, filter 30, threeway 31, back-water valve (BWV) 32, outlet valve 33, the block switch 34 of water circuit system are installed on the frame 1 front framework.Medicine-chest 27 is fixed by bolts on the circle frame of frame 1 by its intermediate flange.Whole frame can be welded by angle steel or channel-section steel.The spray boom system is installed at frame 1 rear portion.

The spray boom system architecture is: fork 4 lower ends are equipped with fulcrum spring 9 and are inserted in the U-shaped seat on frame 1 sheer pole, pin gapped the swing by end face bolt 11, pad 10.Fork 4 epimeres have the hole, can be inserted by fork steady pin 7 fork and frame are fixed.Fork 4 upper ends articulate by both

sides extension spring

6 and 1 liang of vertical rod of frame.The fork upper end is equipped with ratchet device 5, can adjust the distance on spray boom and ground.Ratchet device 5 is made up of ratchet, ratchet, crank, steel wire.The steel wire lower end is connected and fixed card 13, and fixing card 13 is fixed together with middle spray boom 12.Fork 4 hypomeres have high and low position to adjust the hole, and set bolt 8 can be fixed on fork certain altitude position together with spray boom with fixing card 13.Side spray boom 16 is inserted in the fixing hole of blocking on 13 flat boards by end pin axle 14, and is pinned by lock pin 15, and side spray boom and middle spray boom are connected as a single entity.Side spray boom 16 connects with the activity of middle spray boom 12 outer ends by revolution fork 17 realization levels and vertical both direction.The segmentum laterale of side spray boom 16 has snap ring, may be stuck in the supporting card of both sides on the frame and by lock pin 15 to pin when folded state.Be connected by single-revolution axle construction between side spray boom 16 and the outside spray boom 18.Its annexation is: side spray boom 16 is connected as a single entity with bolster 20, outside spray boom 18 is connected as a single entity with the sleeve pipe 19 that is enclosed within on the bolster 20, sleeve pipe 19 lower ends are connected with return piece 22, bolster 20 lower ends are connected with down return piece 23, the return piece is for being slidingly matched up and down, and recoil press spring 21 is equipped with in sleeve pipe 19 upper ends.Outside spray boom 18 external end heads are equipped with shower nozzle protective plate 24.

The water circuit system structure: anti-droplet ejection head 36 is installed on the jet pipe 35 at interval, and jet pipe 35 segmentations are installed in below middle spray boom 12, both sides spray boom 16 and two outside spray booms 18, and are communicated with by sebific duct.Medicine-chest 27 bottom surfaces are the inclined-plane, and the side has transparent liquid level display window.But suction tube head straight cutting medicine-chest lowest part, lowest part is equipped with discharging valve.The medicine-chest mouth is equipped with filter basket and the tightening cover of band card is arranged.Water circuit system operation principle: drive liquid pump 26 by power transmission shaft 25 and extract soup the output of out pressurization back from medicine-chest, after pressure regulation, send filter, enter jet pipe through threeway, outlet valve, block switch then, spray by shower nozzle.The liquid that overflows from pressure regulator valve returns medicine-chest.In addition, need stir when trembling soup, should close outlet valve and open back-water valve (BWV), make the liquid circulation.

Spray boom system works principle: during job state, launch side spray boom, outside spray boom, with lock pin with side spray boom end pin shaft lock on the fixedly card at middle spray boom middle part, middle spray boom, side spray boom, outside spray boom, fork are become one.The weight of whole spray boom system acts on the fulcrum spring.Because himself inertia and be on the fulcrum influence that is not subjected to whole traction unit horizontal direction to jolt and swing so it keeps the stable of horizontal direction substantially.The swing of its fore-and-aft direction is by recoil press spring and return piece elimination up and down.The centering problem of fork is solved by extension spring.Pitching of whole spray boom system absorbed by the fulcrum spring.

When the operation unit China and foreign countries of advancing can rotate backward and at recoil press spring and set back under the effect of return piece up and down around the bolster along continuous straight runs when cutting up with a hay cutter spray boom and running into barrier.When ground was uneven, protective plate played the effect of protection shower nozzle.Whole spray boom can promote the back by ratchet device apart from the ground level adjustment and fix with the fork set bolt.

Operation finishes, and outside spray boom backward around the bolster turnback, is folded in side spray boom rear side.Lock pin on the side spray boom end pin axle is pulled up, and made the end pin axle break away from fixing card, then fork is changeed in the wraparound of side spray boom outer end and turning 90 degrees forward, be affixed on the medicine-chest machine frame at two sides, be stuck in the supporting card on the frame, again lock pin is stuck in fixing by the snap ring on the side spray boom.Simultaneously the fork steady pin is inserted the spliced eye on fork and the frame, fork is stopped swinging, can return.

Claims

1, a kind of spraying machine that is used for the farmland spraying medicine, comprise frame (1), spray boom system and water circuit system, last mount hole (2) on the forward frame of frame (1), following articulated pin (3) articulate with tractor, frame (1) bottom is equipped with liquid pump (26), liquid pump (26) is connected with tractor motive power output shaft by power transmission shaft (25), it is characterized in that: the structure of spray boom system is: fork (4) lower end is equipped with fulcrum spring (9) and is inserted in the U-shaped seat on frame (1) sheer pole, pins by end face bolt (11), pad (10); Fork (4) epimere has the hole, can be inserted by fork steady pin (7) fork and frame are fixed; The fork upper end is equipped with ratchet device (5), is connected spray boom (12) during fixing card (13) connects with fixing card (13) by steel wire; Fork (4) hypomere has high and low position to adjust the hole, and it is fixing with fixing card (13) that fork set bolt (8) passes this adjustment hole; Side spray boom (16) is inserted in fixedly in the hole clipping by end pin axle (14) and is pinned by lock pin (15) and realizes connecting with middle spray boom (12); Side spray boom (16) connects with the activity of middle spray boom (12) outer end by revolution fork (17) realization level and vertical both direction; The side spray boom also has snap ring on (16), and when the spray boom system was in folded state, side spray boom (16) was put in frame (1) both sides, is enclosed within by snap ring in the supporting card of frame both sides and by lock pin (15) to pin; Be connected by single-revolution axle construction between side spray boom (16) and the outside spray boom (18), its annexation is, side spray boom (16) is connected as a single entity with bolster (20), outside spray boom (18) is connected as a single entity with the sleeve pipe (19) that is enclosed within on the bolster (20), sleeve pipe (19) lower end is connected with return piece (22), bolster (20) lower end is connected with down return piece (23), and upper and lower return piece is for being slidingly matched, and recoil press spring (21) is equipped with in sleeve pipe (19) upper end; Outer lateral jet pipe (18) termination is equipped with shower nozzle protective plate (24).

2, spraying machine according to claim 1 is characterized in that: the medicine-chest of water circuit system (27) bottom surface is the inclined-plane, and the suction tube head is inserted into lowest part, and lowest part is equipped with discharging valve, has transparent liquid level display window on the medicine-chest side; Medicine-chest (27) is fixed on the frame (1) by intermediate flange.