CN2401530Y - Simple multi-function loading machine - Google Patents

Abstract

The utility model is composed of a chassis assembly (11), an operator cabin assembly (5), an operating arm assembly, a hydraulic controller, etc., wherein the chassis assembly (11) is driven by a front wheel and is turned by a back wheel; the operator cabin assembly (5) is in a front opening door type; operating arms are arranged on both sides of an operator cabin and are in a four-bar linkage structure the back part of which is highly arranged, a quick changing device (13) is also arranged, and the hydraulic controller controls the work and the turn of the whole machine. Therefore, the utility model has the advantages of simple and compact structure, small volume, small turning radius, flexible and convenient work, low cost, multiple functions, etc., and the utility model is suitable for the loading work in urban construction, building engineering, highway maintenance, cultivation farm, etc.

Description

The novel simple multi function loader

The utility model is a kind of loading construction machinery and equipment of main fluid control, and is simple in structure, novel, can be widely used in urban construction, building engineering, highway maintenance, building stones factory, sand field, Bricks and Tiles Plant, the loading operation in breed place.

In recent years, the economy of China had obtained developing rapidly, and construction operation is gradually by manually being main to change to mechanical work.We according to the present market demand situation development and Design novel structure, loader with low cost, improve and improved the performance quality of original loader, in the last few years, China has developed some small engineering machineries to some extent, mostly be on the basis of former construction machinery and equipment or trac., to improve design-calculated, these construction machinery and equipments cost an arm and a leg, complicated operation, turn radius is big, turns to dumb, work is heavy, a series of problems, particularly narrow space such as change speed gear box breaks down easily are difficult to operation, since reform and opening-up, though external product constantly pours the home market, but it costs an arm and a leg, and some small business and private user are difficult to bear, and are not suitable for China's actual conditions.

The purpose of this utility model just provides a kind of China's industrialization that utilizes, and the parts of technology maturation are recombinated, the loading machine of optimal design.Possess simple in structure, compactness, volume is little, easy and simple to handle, be easy to safeguard, turn radius is little, maneuverability, small investment, and by fast replacing device, change the work accessory of various functions, realize characteristics such as multi-function operation.

The utility model is to be formed by combining with the rearmounted high some four-bar linkage structure of the both arms of agricultural autotruck drive axle and four-wheeled tractor change speed gear box and working arm.The utility model mainly comprises actuating device, operating control, apparatus for work and hydraulic control device.The both arms of the working arm in the apparatus for work are arranged in the both sides of operator's compartment assembly, and hydraulic control device is controlled operation of the present utility model and turned to.Be provided with fast replacing device before the working arm, by fast replacing device, replaceable work accessory.

Introduce the utility model in detail below in conjunction with accompanying drawing:

Fig. 1 is the utility model scheme drawing;

Fig. 2 is the utility model chassis assembly scheme drawing;

Fig. 3 is the utility model hydraulic schematic diagram.

This practical newborn type is mainly by chassis assembly 11, operator's compartment assembly 5, working arm assembly, compositions such as hydraulic control device.Chassis assembly 11 adopts f-w-d, the structure of rear-axle steering.Operator's compartment assembly 5 is the button fly front structure, and the front end above chassis assembly 11, makes the operating personal visual field openr, in establish the various operating controls of complete machine.The working arm assembly is rearmounted high some four-bar linkage structure in the both sides of operator's compartment assembly 5, and adopts detachable to be connected with chassis assembly 11, is convenient to care and maintenance.Hydraulic control device is controlled the operation of complete machine and is turned to.

Chassis assembly 11 of the present utility model adopts f-w-d, the structure of rear-axle steering.Mainly by chassis 19, driving engine 22, change speed gear box 21, transmission shaft 20, drive axle 18, steeraxle 24, drive wheel 17, wheel flutter 8 compositions such as grade.(see figure 2) drive axle 18 can use agricultural autotruck drive axle, and change speed gear box 21 can use the four-wheeled tractor change speed gear box.

Drive axle 18 is positioned at the front lower place of sole 19, and two ends are connected with drive wheel 17 respectively, is responsible for travelling of complete machine.Steeraxle 24 adopts the box-type welded structure, is positioned at the back lower place of sole 19, and two ends are connected with wheel flutter 8 respectively, and complete machine turns to by it and realizes.Driving engine 22 is installed on the sole 19, and above steeraxle 24, for complete machine provides whole power.Change speed gear box 21 is positioned at the front lower place of driving engine 22, and connects with driving engine 22 by the belt power-transfer clutch.Power is transported to change speed gear box 21 by belt through power-transfer clutch.Diff in transmission shaft 20 1 ends and the change speed gear box 21 connects, and the other end and drive axle 18 interior difies connect, and this structure helps improving the service life of the propulsive effort and the change speed gear box of complete machine.

Operator's compartment assembly 5 is positioned at the place ahead of complete machine, adopts the version of button fly front, in be provided with seat, bearing circle, pedal of clutch, brake pedal, Das Gaspedal and control handle and electrical control gear etc.Operating personal can be operated each control setup easily, and the visual field is also open in the extreme.

The working arm assembly is positioned at the both sides of operator's compartment assembly 5, compact conformation, and volume is little, and its structure adopts rearmounted high some four-bar linkage.Mainly comprise: compositions such as jib 6, balancing pull rod 4, rocking arm 3, fast replacing device 13, work scraper bowl 1, upright arm 9.All arrange a upright arm 9 in operator's compartment assembly 5 both sides, and upright arm 9 and 11 detachable connections of employing of chassis assembly, as bolt, the fastening connection of nut etc.Jib 6, balancing pull rod 4 are carried the rear end and are connected with the upper end of upright arm 9, and (just in time being in high point connects), the front end of balancing pull rod 4 connects with the middle part of jib 6 by rocking arm 3.Just in time form four-bar linkage structure with jib 6, balancing pull rod 4, upright arm 9, rocking arm 3.Fast replacing device 13 is installed in the front end of jib 6, and work scraper bowl 1 is installed in the front end of jib 6 by fast replacing device 13, promptly in the place ahead of operator's compartment assembly 5.The front end of rocking arm 3 is connected with work scraper bowl 1 by the dump ram 2 in the hydraulic control device, starts building to do scraper bowl 1 upset by the telescopic band of dump ram 2 pistons.Hoist cylinder 15 in the hydraulic control device is housed at the middle part of upright arm 9 and jib 6 middle parts, flexible by hoist cylinder 15 pistons, making the working arm assembly is that the center rotation is risen or descended with jib 6 with upright 9 connection place.Like this, by operation, just can realize the operation of work scraper bowl 1 to hoist cylinder 15 and dump ram 2.Owing to adopted the form of rearmounted high some four-bar linkage, the hoisting depth of working arm is increased greatly, enlarged scope of work.(number of patent application is fast replacing device 13 adoptable our factories: 99221969.8) go up the fast replacing device 13 that uses at the multi-functional shovel loader of all-hydraulic glide steering.By the work accessory of the various functions of fast replacing device fast changeable, realize multi-function operation.

Operation of the present utility model and turning to, all-pass cross that fluid control realizes.Hydraulic control device of the present utility model mainly is divided into and turns to oil circuit and working oil path, comprises gear type pump 25, flow divider valve 14, multiple directional control valve 12, hydraulic steering gear 16, dump ram 2, hoist cylinder 15, turns to oil cylinder 23 and hydraulic reservoir 10, hydraulic pressure components and parts such as high-pressure rubber pipe, joint form.

Gear type pump 25 is connected with driving engine 22 on the chassis assembly 11, for complete machine provides high-voltage oil liquid.Hydraulic reservoir 10 is positioned at the middle left side of chassis assembly 11.Multiple directional control valve 12, flow divider valve 14, hydraulic steering gear 16 are installed in respectively on the chassis assembly 11, and the control handle in multiple directional control valve 12 and the operator's compartment assembly 5 connects, and is controlled by control handle, bearing circle in hydraulic steering gear 16 and the operator's compartment assembly 5 connects, and is controlled by bearing circle.Turn to oil cylinder 23 to be installed on the steeraxle 22 of chassis assembly 11, and control steeraxle 22.Hoist cylinder 15 is installed between the jib 6 and upright arm 9 of working arm assembly, and dump ram 2 is positioned between the front end of the work scraper bowl 1 of working arm assembly and rocking arm 3.Gear type pump 25 connects flow divider valve 14, flow divider valve 14 and multiple directional control valve 12, hydraulic steering gear 16 connects, and multiple directional control valve 12 connects with dump ram 2, hoist cylinder 15, and control dump ram 2 and hoist cylinder 15 carried out operation under the control handle of multiple directional control valve 12 in operator's compartment assembly 5 handled.Hydraulic steering gear 16 is connected with turning to oil cylinder 23, and under the bearing circle of hydraulic steering gear 16 in operator's compartment assembly 5 handled, control turned to oil cylinder 23 to carry out operation, implements of the present utility model turning to.

Working oil path in the hydraulic control device is mainly by flow divider valve 14, multiple directional control valve 12, hoist cylinder 15, and dump ram 2 is formed.High-voltage oil liquid is through flow divider valve 14 shuntings, a part directly enters multiple directional control valve 12, multiple directional control valve 12 is connected with two dump rams 2 with two hoist cylinders 15, by handling the control handle in the operator's compartment assembly 5, even multiple directional control valve 1 is in different control position, control two hoist cylinder 15 liftings, or the material of dump ram 2 and receipts bucket, thereby the work scraper bowl 1 that drives in the working arm assembly loads and unloads and lifting.

Turn to oil circuit mainly by flow divider valve 14 in the hydraulic control device, hydraulic steering gear 16, turn to oil cylinder 23 to form, flow divider valve 14 links to each other with hydraulic steering gear 16, hydraulic steering gear 16 is connected with turning to oil cylinder 23, when the bearing circle in the rotation operator's compartment assembly 5, be that operating hydraulically operated deflector 16 is in different control positioies, another part high-voltage oil liquid that comes through flow divider valve 14 shuntings directly enters hydraulic steering gear 16, then enter and turn to oil cylinder 23, promote steeraxle 24 and turn to the left or to the right, thus the travel direction of control complete machine.When using the utility model, the operator enters from the Qianmen of operator's compartment assembly 5, start the engine 22, and driving engine 22 arrives gear type pump 25 and change speed gear box 21 with transmission of power.When needs travelled, control handle and the bearing circle handled in the operator's compartment assembly 5 got final product.When needs working arm assembly carries out operation, handle the control handle in the operator's compartment assembly 5, control the operation of the flexible scraper bowl 1 of finishing the work of two hoist cylinders 15 and dump ram 2.

The utility model has changed the type of drive of original change speed gear box, and performance is more reliable, has improved the service life of change speed gear box.Operator's compartment assembly 5 has adopted the version of button fly front, and the open work visual field of chaufeur is convenient to operating personal and is carried out operation.The working arm assembly is distributed in the both sides of operator's compartment assembly 5, and adopts detachable the connection with chassis assembly 11, and has adopted rearmounted high some four-bar linkage structure, has both enlarged scope of work, makes structure compact more again, is convenient to the user and keeps in repair and maintain.By fast replacing device 13, the various work accessories of fast changeable are realized multi-function operation.Therefore, it is little, simple in structure, compact to the utlity model has volume, and turn radius is little, work flexibly, convenient, cost is low, and is cheap, superior performance and multi-functional characteristics.Be very suitable for urban construction, building engineering, highway maintenance, building stones factory, the loading operation in places such as Bricks and Tiles Plant, Sha Chang, plant after putting on market, is subjected to users' favor and favorable comment.

Claims (3)

1, a kind of novel simple multi function loader that has chassis assembly (11), operator's compartment assembly (5), working arm assembly, hydraulic control device to form, it is characterized in that chassis assembly of the present utility model (11) adopts f-w-d, rear-axle steering structure, operator's compartment assembly (5) is the button fly front structure, and the front end above chassis assembly (11), the working arm assembly adopts rearmounted high some four-bar linkage structure, be arranged on the both sides of operator's compartment assembly (5), and adopt detachable the connection with chassis assembly (11);

Hydraulic control device mainly is divided into and turns to oil circuit and working oil path, contains gear type pump (25), flow divider valve (14), multiple directional control valve (12), hydraulic steering gear (16), dump ram (2), hoist cylinder (15), turns to oil cylinder (23); Gear type pump (25) connects with driving engine (22) on the chassis assembly (11), control handle in multiple directional control valve (12) and the operator's compartment assembly (5) connects, bearing circle in hydraulic steering gear (16) and the operator's compartment assembly (5) connects, turn to oil cylinder (23) to be installed on the steeraxle (22) of chassis assembly (11), hoist cylinder (15) is installed between the jib (6) and upright arm (9) of working arm assembly, dump ram (2) is installed between the front end of work scraper bowl (1) and rocking arm (3), gear type pump (25) connects flow divider valve (14), flow divider valve (14) and multiple directional control valve (12), hydraulic steering gear (16) connects, multiple directional control valve (12) and dump ram (2), hoist cylinder (15) connects, and hydraulic steering gear (16) connects with turning to oil cylinder (23).

2, according to the said novel simple multi function loader of claim 1, it is characterized in that the drive axle (18) of said chassis assembly (11) is positioned at the front lower place of sole (19), steeraxle (24) adopts the box-type welded structure, be positioned at the back lower place of sole (19), driving engine (22) is installed on the sole (19), and in the top of steeraxle (24), change speed gear box (21) is positioned at the front lower place of driving engine (22), and pass through belt, power-transfer clutch connects with driving engine (22), diff in one end of transmission shaft (20) and the change speed gear box (21) connects, and the interior diff of the other end and drive axle (18) connects.

3,, it is characterized in that said working arm assembly includes jib (6), balancing pull rod (4), rocking arm (3), fast replacing device (13), work scraper bowl (1), upright arm (9) according to the said novel simple multi function loader of claim 1; All arrange a upright arm (9) in operator's compartment assembly (5) both sides, upright arm (9) adopts detachable the connection with chassis assembly (11), the rear end of jib (6), balancing pull rod (4) connects with the upper end of upright arm (9), the front end of balancing pull rod (4) connects with the middle part of jib (6) by rocking arm (3), fast replacing device (13) is installed in the front end of jib (6), work scraper bowl (1) is installed in the front end of jib (6) by fast replacing device (13), promptly in the place aheads of operator's compartment assembly (5).

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