Sprinkler cart of hose reel irrigator in folding truss inhaul-cable type

Patent metadata

Field	Value
Publication number	US-11185022-B2
Application number	US-201816476422-A
Country	US
Kind code	B2
Filing date	Mar 30, 2018
Priority date	Mar 23, 2018
Publication date	Nov 30, 2021
Grant date	Nov 30, 2021

Abstract

A sprinkler cart of hose reel irrigator in folding truss inhaul-cable type includes a cart body, a water supply pipeline, a folding truss structure and an inhaul-cable structure. The folding truss structure adopts a planar multi-rod folding structure, drives a three-rod folding through a single hydraulic cylinder, and is mounted on the cart body in combination with the inhaul-cable structure.

First claim

The invention claimed is:

1. A sprinkler cart of hose reel irrigator in folding truss inhaul-cable where in it comprises a cart body, a water supply pipeline, a folding truss structure and an inhaul-cable structure;
the cart body includes a chassis, an inhaul-cable supporting frame and a truss supporting frame, the inhaul-cable supporting frame comprises a lateral connecting rod and vertical supporting rods; the tops of the two supporting rods are respectively connected to the two ends of the connecting rod, and the bottoms thereof are fixed to the chassis; the bottom of the chassis is provided with a travelling wheel, and both ends of the truss supporting frame are slidably connected with two supporting rods, and the position of the truss supporting frame can be adjusted up and down;
the folding truss structure comprises two folding truss subassemblies of the same structure, and the two folding truss subassemblies are symmetrically distributed on both sides of the inhaul-cable supporting frame;
the folding truss subassembly includes a first truss spray pipe having an axial direction along its length, a second truss spray pipe, a third truss spray pipe, a swinging rod, a first connecting rod, a second connecting rod, a driving plate, a second hydraulic cylinder, and hose joints; the first truss spray pipe, the second truss spray pipe and the third truss spray pipe are connected in turn and rotatable relative to each other; the first truss spray pipe, the second truss spray pipe, and the third truss spray pipe are evenly mounted with nozzles; the second hydraulic cylinder is mounted on the first truss spray pipe and arranged along the axial direction of the first truss spray pipe; the end of the piston rod of the second hydraulic cylinder is hinged with one end of the driving plate, and the other end of the driving plate is hinged with the first connecting rod; one end of the first connecting rod near the driving plate is hinged to the first truss spray pipe, the other end thereof is hinged to one end of the second connecting rod, and the other end of the second connecting rod is welded with the third truss spray pipe, the other end of the first truss spray pipe is communicated with a water supply pipeline provided on the cart body and is connected by a hinge device; one end of the swinging rod is connected to the truss supporting frame by a hinge device, and the other end thereof is connected to the second truss spray pipe by a hinge device;
each of the folding truss subassemblies is corresponding to multiple inhaul-cable structures, the inhaul-cable structure comprises an inhaul-cable, the inhaul-cable is connected to the folding truss subassembly through the inhaul-cable supporting frame, and the inhaul-cables on the two folding truss subassemblies are symmetric about the inhaul-cable supporting frame.

2. The sprinkler cart of hose reel irrigator in folding truss inhaul-cable type according to claim 1 , where in one end of the first truss spray pipe is communicated with one end of the second truss spray pipe through a hose joint and is connected by a hinge device; the other end of the second truss spray pipe is communicated with one end of the third truss spray pipe through a hose joint and is connected by a hinge device.

3. The sprinkler cart of hose reel irrigator in folding truss inhaul-cable type according to claim 1 , where in one end of the first truss spray pipe is connected to one end of the second truss spray pipe through a rotary joint, and the other end of the second truss spray pipe is connected to one end of the third truss spray pipe through a rotary joint; the rotary joint comprises an upper rotary head with 90° elbow, a bearing end cover, a bearing, an O-shape sealing ring and a lower rotary head with 90° elbow; one end of the upper rotary head is connected with one end of the lower rotary head through the bearing end cover and the bearing, and the O-shape sealing ring is provided at the connection.

4. The sprinkler cart of hose reel irrigator in folding truss inhaul-cable type according to claim 1 , where in the chassis has a rectangular structure with opposite first beam and second beam, and the PE connecting pipe is vertically mounted at the bottom of the first beam; the traveling wheel comprises a front wheel and two rear wheels, the front wheel is rotatably mounted on the front end of the PE connecting pipe, and the two rear wheels are respectively mounted on both ends of the second beam by vertical rods and horizontal rods; the rear wheel is rotatably mounted on the bottom of the vertical rod, and the top end of the vertical rod is fixed with the horizontal rod; the horizontal rod is sleeved on the end of the second beam of the chassis, the ends of the horizontal rod and the second beam are provided with corresponding pin holes, and the relative position of the horizontal rod and the second beam is set by pin and pin hole.

5. The sprinkler cart of hose reel irrigator in folding truss inhaul-cable type according to claim 4 , where in the water supply pipeline comprises a connecting hose, a flange connecting frame, a vertical water pipe, a retractable water pipe, and a main connecting spray pipe; one end of the connecting hose is connected with the rear end of the PE connecting pipe, the other end thereof is connected with the bottom end of the vertical water pipe; the top end of the vertical water pipe is connected with the bottom end of the retractable water pipe, and the top end of the retractable water pipe is communicated with the middle section of the main connecting spray pipe; the main connecting spray pipe is fixed on the truss supporting frame, and both ends of the main connecting spray pipe are respectively connected with the other ends of the two first truss spray pipes, and the vertical water pipe is mounted on the chassis.

6. The sprinkler cart of hose reel irrigator in folding truss inhaul-cable type according to claim 1 , where in it further comprises a first hydraulic cylinder, the first hydraulic cylinder is vertically arranged below the truss supporting frame, and the piston rod of the first hydraulic cylinder is fixed to the truss supporting frame.

7. The sprinkler cart of hose reel irrigator in folding truss inhaul-cable type according to claim 5 , where in the chassis is provided with a third beam and a fourth beam; a flange is welded in the middle of the vertical water pipe and in flanged connection with the flange connecting frame by a bolt, the flange connecting frame is mounted on the third lateral supporting beam of the chassis.

8. The sprinkler cart of hose reel irrigator in folding truss inhaul-cable type according to claim 7 , where in the inhaul-cable structure further comprises an inhaul-cable drum, a scroll spring, drum bearings and an inhaul-cable clamping structure; the inhaul-cable drum is mounted on the middle of the drum shaft, one end of the scroll spring is mounted on one side of the drum shaft, and the other end thereof is connected to the chassis; the drum shaft is mounted between the two beams of the chassis by two drum bearings, and the inhaul-cable is wound around the inhaul-cable drum, and one end of the inhaul-cable is connected to the folding truss subassembly through the inhaul-cable clamping structure.

9. The sprinkler cart of hose reel irrigator in folding truss inhaul-cable type according to claim 8 , where in the inhaul-cable clamping structure is mounted on a mounting beam, and the mounting beam is mounted on the upper middle of the first beam and the second beam of the chassis; the inhaul-cable clamping structure comprises a fixed clamp block, a sliding clamp block, a clamping cam and a clamping handle; the fixed clamp block is mounted on the mounting beam, the sliding clamp block is m

Assignees

• Univ Jiangsu

Inventors

• Tang Lingdi
• Yu Cong
• Yuan Shouqi
• Tang Yue

Classifications

• A01G25/095 Primary

  winch-driven (A01G25/097 takes precedence) · CPC title

• A01G25/09 Primary

  Watering arrangements making use of movable installations on wheels or the like · CPC title