Device-hydro-pressing mechanism for redistribution of adhesive weight between axles of wheel tractor of semi-frame type

FIELD: agriculture.

SUBSTANCE: invention relates to agricultural vehicles, namely to mounted auxiliary devices for redistribution of adhesive weight between the axles of wheel tractor of semi-frame type in order to increase its passing ability. The hydro-pressing mechanism mounted on the supports-angle-plates at the rear part of the tractor front semi-frame, consisting of a power hydraulic cylinder, resisting with the working part of the rod in the ending of a dual semielliptical leaf spring, the central part of which is pivotally connected to the bracket, also mounted on the front semi-frame, creates a two-armed lever, which with its other end with the rubber reinforced damper rests on the thrust pad having the form of a load bearing plate and mounted on the upper part of the rear semi-frame.

EFFECT: increase in towing-adhesion properties, the passing ability on soils with low bearing capacity and reduction of man-induced impact of movers on soil is achieved.

2 dwg

 

The invention relates to agricultural transport, namely to set the auxiliary device for redistribution of the coupling weight between the axles tractor poluyanova type in order to increase its off-road traction and grip properties, improve operational safety and speed, reducing the anthropogenic impact propulsion on the ground.

A device for increasing the permeability of wheeled vehicles, consisting of an additional propulsion, with a view of driving wheels with protruding relative to the surface of their rolling elements interact with the support surface mounted on the rear levers, swivel-mounted on the vehicle body and connected with hydraulic lifting, lowering and redistribution own load (Patent RF №2033929, MKI VW 39/00).

The disadvantage of this device is the lack of rigidity of the additional mover, the considerable complexity of the installation, a large number of involved nodes and components, energy, inconvenience during operation, the minimum amount of occupied space in the transport position in accordance with designer place - in the trunk of the vehicle, the inability to transfer parts of its own load is and the additional mover.

A device for increasing the permeability of single-drive tractor, consisting of an additional drive axle, power cylinders, hinges, semi-elliptic leaf springs, brackets, horizontal torque rods (RF Patent No. 2399542, MKI VW 11/02, taken as a prototype).

The disadvantage of this device is the large number of involved nodes, details, high complexity when installing the unit, the impossibility of its application for wheeled tractors poluyanova type.

An object of the invention is to increase the patency of the tractor poluyanova type when conducting agricultural operations, operational safety and increase the speed of its movement on soils with low bearing capacity, reduce perepletnogo and technogenic effects of propellers on the ground due to the redistribution of coupling weight wheeled tractor with its front axle and semi-frames on the rear axle and a section through a fairly simple design, the device is hydrophiinae mechanism, in the simplicity of manufacture of the device, low cost, reducing the number of involved nodes and parts, high reliability, ease of installation, maintenance and operation.

Technical solution to the problem is creating a set at the end of the gusset plates tylney front semi-frames of the tractor device hydrophiinae mechanism, including the amortization of vertical oscillations of semiframes tractor and having the ability to redistribute the coupling weight of the tractor with its front axle and semi-frames on the rear axle and the end depending on operating conditions.

This object is achieved in that the device is designed as a set PA emphasises the gusset plates at the rear of the front semi-frames tractor hydrophiinae mechanism, comprising a power cylinder, resting the working part of the stem, the end of the dual semi-elliptic leaf springs, the Central part of which is pivotally connected to the bracket, also mounted on the front end, creates two shoulders lever, the other end with a rubber damper is based on the thrust pad having a view of the carrying plate and mounted on the upper part of the rear semi-frames.

Figure 1 shows a diagram of the device - hydrophiinae mechanism for the redistribution of coupling weight between the axles tractor poluyanova type, figure 2 shows a diagram of the device - hydrophiinae mechanism for the redistribution of coupling weight between the axles tractor poluyanova type that is installed on the tractor Kirovets.

Device - hydrophiinae mechanism for redistribution by original coupling what about the weight between the axles tractor poluyanova type contains mounted on the end of the gusset plates 1 at the rear of the front semi-frames 2 tractor 3 hydrophiinae mechanism 4, consists of a cylinder 5, resting the working part of the piston rod 6 in the end of the dual semi-elliptic leaf springs 7, the Central part of which hinge 8 is connected to the bracket 9, also mounted on the front end 2, and creates two shoulders lever, the other end 10 of the rubber damper 11 is based on the thrust pad 12 having a view of the carrying plate and mounted on the upper part of the rear semi-frames 13 of the tractor 3, the valve, pump the lever to activate the hydraulic pump, flexible hoses hydraulic oil (not shown).

The device operates as follows.

If necessary, increase the security of movement of the tractor and increase its traction properties through the lever to activate the hydraulic pump and a valve located in the cab of the tractor, flexible pressure hoses (hydraulic hoses supply power operator is pressure on the hydraulic cylinder 5, the piston rod of which the output depends of the working part at the end of the dual semi-elliptic leaf springs 7, the Central part of which hinge 8 is connected with the set on the front end 2 of the bracket 9, creates two shoulders lever, the other end 10 of the rubber damper 11 is based on the thrust pad 12 having a view of the carrying plate and mounted on a ve is chna part of the rear semi-frames 13 of the tractor 3, that allows you to redistribute the coupling weight between the axles and pournami tractor, and therefore, increase its traction properties, increase operational safety and speed, to reduce the anthropogenic impact propulsion on the ground.

In the absence of the necessary movement to the connected device via the lever to activate the hydraulic pump and a valve located in the cab of the tractor, flexible pressure hoses (hydraulic hoses supply power operator is pressure on the hydraulic cylinder 5, the piston rod which when zadviganii removes power load with rear semi-frames and axle of the tractor.

The use of this invention, high reliability, low cost, ease of maintenance and operation, with a fairly simple design and ease of manufacture of the device, in a running system tractor poluyanova type will increase its traction properties, permeability of soil with low bearing capacity, improve operational safety and speed, to reduce the anthropogenic impact propulsion on the ground.

Device - hydrophiinae mechanism for the redistribution of coupling weight between the axles tractor poluyanova type containing cylinder, dual semi-elliptic spring, hinge, bracket, characterized in that mounted on the end of the gusset plates at the rear of the front semi-frames tractor hydrophiinae mechanism, consisting of a power cylinder, resting the working part of the stem, the end of the dual semi-elliptic leaf springs, the Central part of which is hinge connected to the bracket, also mounted on the front end, creates two shoulders lever, its other end with a rubber damper is based on the thrust pad having a view of the carrying plate and mounted on the upper part of the rear semi-frames of the tractor.



 

Same patents:

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