CN203419195U

CN203419195U - Combination caterpillar wheel for wheeled vehicle

Info

Publication number: CN203419195U
Application number: CN201320572376.0U
Authority: CN
Inventors: 刘福仁
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-09-16
Filing date: 2013-09-16
Publication date: 2014-02-05
Anticipated expiration: 2023-09-16

Abstract

The utility model discloses a combination caterpillar wheel for a wheeled vehicle, and belongs to the technical field of auxiliary wheels for wheeled vehicles. The combination caterpillar wheel is characterized in that two identical similarly triangular plates are connected with each other to form a centre frame, an upper bearing bush is arranged at the upper end of the centre frame, a hollow shaft of a main driving concave wheel is arranged in the upper bearing bush, a caterpillar wheel is arranged on the outer side of the shaft, supports are respectively arranged on two sides of the upper bearing bush in the centre frame, an arc-shaped caterpillar strip bracket is arranged at the upper ends of the two supports, an auxiliary support arm is fixedly connected to the lower ends of the two supports, a lifting hydraulic cylinder is connected to the lower end of the upper bearing bush in the centre frame, the auxiliary support arm is connected with the lower end of the lifting hydraulic cylinder and is hinged to telescopic rods via hinged shafts, the other end of each telescopic rod is hinged to a connecting seat, the lower ends of the connecting seats are fixedly connected with the front ends of main support arms, the main support arms are hinged to the middles of two lower inner lower portions of the centre frame, supporting wheels are fixedly connected to the lower ends of the main support arms, front movable arms are slidably connected with the other ends of the main support arms, and the lower ends of the front movable arms are connected with guide wheels; a caterpillar strip is wound around the caterpillar wheel, the two guide wheels and the two supporting wheels to be closed.

Description

Chain rail combination wheel for wheel car

Technical field

The utility model relates to chain rail combination wheel for a kind of wheel car, belongs to wheeled car auxiliary wheel technical field.

Background technology

At present, when existing wheeled car travels in desert, wetland, because wheel and frictional ground force littlely cause tyre skidding, sink and cannot travel, when ice and snow road travels, also because wheel and the little vehicle that causes of frictional ground force cannot normally travel, deviating road even causes vehicle to overturn.

Summary of the invention

In order to overcome above-mentioned deficiency, the purpose of this utility model is to provide chain rail combination wheel for a kind of wheel car, this wheel car with chain rail combination wheel can be in desert, wetland, ice and snow road normally travel, and can realize fast speed Assembly &Disassembly.

The utility model solves the technical scheme that its technical matters adopts: wheel car by the structure of chain rail combination wheel is: center am rest is that two identical subtriangular sheet materials connect to form, its upper end is provided with top bearing shell, in top bearing shell, be equipped with the recessed hollow shaft of taking turns of main driving, the recessed outside of taking turns hollow shaft of main driving is equipped with chain rail wheel, in center am rest, the both sides of top bearing shell are respectively equipped with support, two stands upper end is equipped with arc chain rail bar bracket, two stands lower end is fixedly connected with secondary hold-down arm, in center am rest, the lower end of top bearing shell connects lifting hydraulic cylinder, lifting hydraulic cylinder lower end auxiliary connection hold-down arm, secondary hold-down arm can move up and down in center am rest, secondary hold-down arm is by hinge articulated telescopic bar, the other end of the expansion link seat that is articulated and connected, Connection Block lower end is fixedly connected with the front end of master arm, master arm is hinged in the middle of the bottom in two center am rests, master arm lower end is fixedly connected with caterpillar wheel, movable arm before the other end sliding block joint of master arm, in front movable arm, be provided with supporting cylinder, one end of supporting cylinder is fixedly connected on the front end in master arm, the other end of supporting cylinder is fixedly connected on front movable arm, front movable arm lower end connects bearing shell, in bearing shell, be equipped with the axle of track adjusting wheel, on axle, be equipped with track adjusting wheel, in center am rest, two lower sides are fixed with respectively limiting stopper, and chain rail bar is around chain rail wheel, two track adjusting wheels, two caterpillar wheel closures.

Mounting structure is: on the wheel hub steel plate of wheel, be fixed with main power cam, the inner side of main power cam is provided with main driving is recessed and takes turns the axle that hollow shaft endoporus matches, and main driving is recessed to be taken turns after engagement being installed with main power cam the axle of main power cam is fixed on to the recessed outside of taking turns hollow shaft of main driving.If chain rail bar is lax in use, by supporting cylinder, adjusted.

The beneficial effects of the utility model are: when vehicle in use uses, can reduce time and operation cost that the sunken car that causes because of road surface reason delays, when comprising that dry land and paddy field are used, actual agricultural production can save oil plant 20 ﹪, can be according to two kinds of direct Alternates of wheel of road scene, without dismounting, simple in structure, convenient and practical.

Accompanying drawing explanation

Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.

Fig. 1 is chain rail combination wheel constructional drawing for the utility model wheel car.

Fig. 2 is chain rail combination wheel scheme of installation for the utility model wheel car.

Number in the figure:

1, chain rail bar bracket, 2, top bearing shell, 3, chain rail wheel, 4, support, 5, lifting hydraulic cylinder, 6, center am rest, 7, limiting stopper, 8, expansion link, 9, Connection Block, 10, supporting cylinder, 11, front movable arm, 12, track adjusting wheel, 13, chain rail bar, 14, caterpillar wheel, 15, hinge, 16, master arm, 17, secondary hold-down arm, 18, main driving is recessed takes turns, and 19, main power cam, 20, wheel.

The specific embodiment

As Figure 1-Figure 2, wheel car by the structure of chain rail combination wheel is: center am rest 6 is that two identical subtriangular sheet materials connect to form, its upper end is provided with top bearing shell 2, in top bearing shell 2, be equipped with recessed 18 hollow shafts of taking turns of main driving, the recessed outside of taking turns 18 hollow shafts of main driving is equipped with chain rail wheel 3, the both sides of the interior top bearing shell 2 of center am rest 6 are respectively equipped with support 4, two stands 4 upper ends are equipped with arc chain rail bar bracket 1, two stands 4 lower ends are fixedly connected with secondary hold-down arm 17, the lower end of the interior top bearing shell 2 of center am rest 6 connects lifting hydraulic cylinder 5, lifting hydraulic cylinder 5 lower end auxiliary connection hold-down arms 17, secondary hold-down arm 17 can move up and down in center am rest 6, secondary hold-down arm 17 is by hinge 15 articulated telescopic bars 8, the other end of expansion link 8 be articulated and connected seat 9, Connection Block 9 lower ends are fixedly connected with the front end of master arm 16, master arm 16 is hinged in the middle of the bottom in two center am rests 6, master arm 16 lower ends are fixedly connected with caterpillar wheel 14, movable arm 11 before the other end sliding block joint of master arm 16, in front movable arm 11, be provided with supporting cylinder 10, one end of supporting cylinder 10 is fixedly connected on the front end in master arm 16, the other end of supporting cylinder 10 is fixedly connected on front movable arm 11, front movable arm 11 lower ends connect bearing shell, in bearing shell, be equipped with the axle of track adjusting wheel 12, on axle, be equipped with track adjusting wheel 12, in center am rest 6, two lower sides are fixed with respectively limiting stopper 7, and chain rail bar 13 is around 13, two track adjusting wheels of chain rail wheel 12, two caterpillar wheel 14 closures.

Mounting structure is: on the wheel hub steel plate of wheel 20, be fixed with main power cam 19, the inner side of main power cam 19 is provided with main driving is recessed and takes turns the axle that 18 hollow shaft endoporus match, and main driving is recessed to be taken turns 18 and the axle of main power cam 19 is fixed on to the recessed outside of taking turns 18 hollow shafts of main driving after engagement being installed with main power cam 19.If chain rail bar 13 is lax in use, by supporting cylinder 10, adjusted.

Before use, wheel car is taken turns to 18 and is arranged on the main power cam 19 of wheel 20 by main driving is recessed by chain rail combination wheel, vehicle is travelled on desert, wetland, ice and snow road, vehicle can rise by lifting hydraulic cylinder 5 when normally travelling, by chain rail bar bracket 1, by chain rail bar 13 separated picking-up on chain rail wheel 3, combination wheel departs from ground by the wheel walking that lands.

Claims

1. chain rail combination wheel for a wheel car, it is characterized in that: wheel car by the structure of chain rail combination wheel is: center am rest (6) is that two identical subtriangular sheet materials connect to form, its upper end is provided with top bearing shell (2), in top bearing shell (2), be equipped with that main driving is recessed takes turns (18) hollow shaft, the outside that main driving is recessed takes turns (18) hollow shaft is equipped with chain rail wheel (3), the both sides of the interior top bearing shell of center am rest (6) (2) are respectively equipped with support (4), two stands (4) upper end is equipped with arc chain rail bar bracket (1), two stands (4) lower end is fixedly connected with secondary hold-down arm (17), the lower end of the interior top bearing shell of center am rest (6) (2) connects lifting hydraulic cylinder (5), lifting hydraulic cylinder (5) lower end auxiliary connection hold-down arm (17), secondary hold-down arm (17) can move up and down in center am rest (6), secondary hold-down arm (17) is by hinge (15) articulated telescopic bar (8), the other end of expansion link (8) be articulated and connected seat (9), Connection Block (9) lower end is fixedly connected with the front end of master arm (16), master arm (16) is hinged in the middle of the bottom in two center am rests (6), master arm (16) lower end is fixedly connected with caterpillar wheel (14), movable arm (11) before the other end sliding block joint of master arm (16), in front movable arm (11), be provided with supporting cylinder (10), one end of supporting cylinder (10) is fixedly connected on the front end in master arm (16), the other end of supporting cylinder (10) is fixedly connected on front movable arm (11), front movable arm (11) lower end connects bearing shell, in bearing shell, be equipped with the axle of track adjusting wheel (12), on axle, be equipped with track adjusting wheel (12), in center am rest (6), two lower sides are fixed with respectively limiting stopper (7), and chain rail bar (13) is around chain rail wheel (3), two track adjusting wheels (12), two caterpillar wheels (14) closure,

Mounting structure is: on the wheel hub steel plate of wheel (20), be fixed with main power cam (19), the inner side of main power cam (19) is provided with takes turns the axle that (18) hollow shaft endoporus matches with main driving is recessed, main driving is recessed to be taken turns (18) and main power cam (19) outside that the axle of main power cam (19) is fixed on after engagement to main driving is recessed and takes turns (18) hollow shaft is installed; If chain rail bar (13) is lax in use, by supporting cylinder (10), adjusted.