CN2534227Y

CN2534227Y - Road surface material paving machinery

Info

Publication number: CN2534227Y
Application number: CN 02224797
Authority: CN
Inventors: 南文辉; 苟红侠
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-04-22
Filing date: 2002-04-22
Publication date: 2003-02-05
Anticipated expiration: 2012-04-22

Abstract

A paving machinery of road material is essentially composed of a frame (18), a front horizontal beam (4), a push roller (1), a support wheel (16), slide guide bushings (5, 13), a paving plate (7), a driving machinery (11). The paving machinery is characterized in that the support wheel (16) is arranged below the front horizontal beam (4) backwards; a pivot (12), which can swing horizontally, is sandwiched between two ends of the front horizontal beam (4) and the slide guide bushings (5, 13); a superior section of the slide guide bushings (5, 13) has a fixed connection with a front end of the frame (17); a rear end of the frame (18) is hinged with a front of the driving machinery (11). The paving plate (17) is arranged in front of the driving machinery (11). The utility model is characterized in simple structure, easy service, high planeness and large paving width.

Description

A kind of road surface material paving machine tool

The utility model relates to a kind of road surface material paving machine tool, is mainly used in the smooth of road surface or strickling.

As everyone knows, present road surface base layer material is laid, and except that adopting manually, also adopts land leveller, bulldozer etc. to pave, and this mode subject matter is inefficiency, poor flatness.When adopting asphalt paver to pave, subject matter is the equipment price costliness, and the another one problem is that equipment attrition is serious.

A kind of paver that China Patent No. " 99115805.9 " " 9,911,589 7.0 " proposes is quoted the land leveller principle, and subject matter is that structure is comparatively complicated, and cost is higher relatively.The another kind of paver that China Patent No. " 93108953.0 " proposes, quote the ironing plate of asphalt spreader principle, be provided with one at the screed rear portion and press muller, the problem of this scheme is press to grind operation not resemble the asphalt paver in dull and stereotyped the place ahead but because structural limitations can only be located at the screed rear, press the raising of grinding the back planeness to be very restricted like this, this scheme practical effect also illustrates, adds to press behind the muller planeness not improve to greatly reduce on the contrary.Be exactly that this scheme weight is excessive in addition, complex structure is because drive not itself is used quite inconvenience.A kind of level land that China Patent No. 01265876.6 and 02224528.6 is mentioned, the dual-purpose machinery that paves, bracing or strutting arrangement is adjusted inconvenient.In addition, the problem that also exists of above-mentioned several scheme is exactly that paving width is too narrow.

The purpose of this utility model provides a kind of road surface material paving machine tool, and it has the following advantages: (1) is simple in structure, in light weight; (2) easy to use, planeness is high; (3) paving width is big; (4) connection is simple, easy to adjust.

For achieving the above object, a kind of road surface material paving machine tool that the utility model provides is achieved in that mainly to be made up of frame, front beam, pushing tow roller, support wheel, sliding guide sleeve, spreading plate, promotion machinery etc., its primary structure is: the back lower place of front beam is provided with support wheel, be provided with a hinge that can swing between the both ends of front beam and the sliding guide sleeve, fixedly connected with the front end of frame in the top of sliding guide sleeve, the rear end of frame is hinged with promoting mechanical front portion, and spreading plate is arranged on the place ahead that promotes machinery.Every group of each corresponding dump truck trailing wheel of pushing tow roller, a height adjustable sliding guide sleeve is respectively established at the both ends of crossbeam, cover lower end and crossbeam are hinged in this sliding guide sleeve, articulated manner is for swinging, the sliding guide sleeve overcoat then is connected with frame, and slip between the interior outer bush and difference in height adjustment are realized by the hydraulic jack that is placed in one; A bite is established in the front lower place of this spreading plate, and available Bolt Connection is on spreading plate.Bite directly is placed on the scope of operation during operation.For flexibly connecting, connected mode can be multi-hole position bearing pin and leading screw combining form between spreading plate and the frame.This leading screw can make and separate between spreading plate and the frame or close, angle between spreading plate and the frame is become greatly or diminishes around aforesaid being fixedly hinged.

Thereby how many height that can change the frame front end by the variation of adjusting the oil cylinder height in the sliding guide sleeve that enter material under the spreading plate are realized.Owing to promote mechanical support in ground, the rear end of frame with promote between the mechanical front portion for articulated manner is connected, according to lever principle, pin joint is as the fulcrum of lever, when oil cylinder rose, the height of frame leading portion was just high, and spreading plate just increases apart from the height on ground, it is just many then to enter under the spreading plate material, otherwise when oil cylinder descended, the height of frame front end just reduced, thereby the material that enters under the spreading plate is just few, and paving layer thickness reduces.

Two parts before and after above-mentioned frame can be divided into, first half is the mainframe of spreading machine, latter half is and the frame that promotes mechanical connection, is linked to be one between two parts and is seen as an inflexible integral body at least in the side.

The latter half frame can be for promoting the boom of machinery, and this boom can be the big arm of wheel loader.Also can be the push broach frame of crawler dozer or be similar to the structure of push broach frame.

Above-mentioned pushing tow roller is two groups, corresponding two dump trucks, and promptly spreading machine is two feeding inlet structures.

Above-mentioned two feeding inlet structures are that the unit of two single feeding inlet structures is directly in parallel.

Certainly, above-mentioned two feeding inlet structures also can be the integrally-built paver of two charging apertures that a unit frame, monolithic front beam are arranged to.

When adopting two feeding inlet structure, can between two two charging apertures, a sliding guide sleeve be set in addition, the adjustment oil cylinder that is provided with in this sliding guide sleeve can with in the sliding guide sleeve of both sides one of them to adjust oil cylinder in parallel, it be to control separately that another one is adjusted oil cylinder.

Promotion machinery in the above-mentioned utility model can be bulldozer or loader, and the front end of bulldozer or loader has one to be hinged by a fixed connection point with the affixed link of bulldozer or loader and the rear end of frame.

The bulldozer in the above-mentioned utility model or the front end of loader also can be directly and the rear end of frame be hinged by a fixed connection point.

But machinery of the promotion in the above-mentioned utility model and fixed connection point are with respect to promoting the machinery up-down adjustment, and regulative mode can be leading screw, oil cylinder or bolt and regulates.

In addition, for improving the planeness of empty pre-coated layer, can establish one in lower end, frame rear portion the shaping of the light repoussage shape of empty pre-coated layer rolled in the above-mentioned utility model, shaping is rolled and can be regulated height by the leading screw or the oil cylinder that are connected on the frame.

The utility model is described in further detail below in conjunction with accompanying drawing.

Be illustrated in figure 1 as the utility model paver schematic side view.

Be illustrated in figure 2 as the utility model paver schematic top plan view.

Be illustrated in figure 3 as the directly schematic top plan view of two charging aperture formula pavers in parallel of the utility model unit.

Be illustrated in figure 4 as the schematic top plan view of the two charging aperture formula pavers of the utility model unit frame.

Be illustrated in figure 5 as the utility model paver and promote machinery and the direct hinged schematic side view of frame.

Be illustrated in figure 6 as the utility model paver and promote machinery and the direct hinged schematic top plan view of frame.

As shown in Figure 1 and Figure 2, the utility model is made up of frame (18), front beam (4), pushing tow roller (1), support wheel (16), sliding guide sleeve (5,13), spreading plate (7), promotion machinery (11) etc., support wheel (16) is positioned at the back lower place of front beam (4), fixedly connected with the front end of frame (18) in the top of sliding guide sleeve (5,13), between the rear end of frame (18) and the promotion machinery (11) is hinged, and spreading plate (7) is arranged on the place ahead that promotes machinery (11), about centre position of frame (18).Pushing tow roller (1) is installed on the pushing tow turning rolls (2), corresponding dump truck trailing wheel, when paving, walk forward along with promoting machinery (11) promotion paver, the material that paved is poured in the feeder hopper type groove (8) gradually, wipe off by bite (9), a height adjustable sliding guide sleeve (5 is respectively established at the both ends of front beam (4), 13), cover (13) lower end and front beam (4) are hinged by a hinge (12) in this sliding guide sleeve, articulated manner is for swinging, sliding guide sleeve overcoat (5) then is connected with frame (18), interior outer bush (5,13) slip between and the adjustment of difference in height are realized by the hydraulic jack that is placed in one (3).A bite (9) is established in the front lower place of this spreading plate (7), and available Bolt Connection is on spreading plate (7).Bite during operation (9) directly is placed on the scope of operation, be flexible connection between spreading plate (7) and the frame (18), bearing pin (15) by a multi-hole position is connected with a leading screw (17), and this leading screw (17) can make separation or close between spreading plate (7) and the frame (18).According to lever principle, the thickness that paves when need becomes big or when diminishing, be fulcrum with the fixed connection point (21) between frame (18) and the bulldozer (11), when adjustment oil cylinder (3) rising, the height of frame (18) leading portion is just high, spreading plate (7) just increases apart from the height on ground, and it is just many then to enter spreading plate (7) under material, otherwise, when adjusting oil cylinder (3) decline, the height of frame (18) front end just reduces, thereby the material that enters under the spreading plate (7) is just few, and paving layer thickness reduces.

Two parts (6), (18) before and after above-mentioned frame (18) is divided into, first half (6) is the mainframe of spreading machine, the frame of latter half (18) for being connected with promotion machinery (11).

Above-mentioned promotion machinery (11) is crawler dozer or loader, what the rear end of frame (18) and bulldozer or loader front end were connected by an affixed link (10) one is that the fixed connection point (21) of permanent position is hinged when the operation at least, and a guiding mechanism of adjusting fixed connection point (21) height is arranged between bulldozer or loader and the fixed connection point (21).

For improving the planeness of empty pre-coated layer, can establish one in frame (18) lower end, rear portion the shaping of the light repoussage shape of empty pre-coated layer rolled (20), shaping is rolled the height of (20) and can be regulated by the leading screw (19) that is connected on the frame (18).

As shown in Figure 3, in order to satisfy bigger paving width requirement, adopt two unit parallel connections, promptly two frames (18), spreading plate (7) directly link together, and form the paver of two feeding inlet structures of an about double-width.

As shown in Figure 4, in order to satisfy bigger paving width requirement, adopt this moment a unit frame (18), monolithic front beam (4) to be arranged to the paver of two charging aperture monolithic constructions.

As Fig. 5, shown in Figure 6, the front end of bulldozer or loader also can be directly and the rear end of frame (18) be hinged by a fixed connection point (21), a guiding mechanism of adjusting fixed connection point (21) height is arranged between bulldozer or loader and the fixed connection point (21).

Claims

1, a kind of road surface material paving machine tool, mainly by frame (18), front beam (4), pushing tow roller (1), support wheel (16), sliding guide sleeve (5,13), spreading plate (7), promote machinery compositions such as (11), it is characterized in that front beam (4) back lower place is provided with support wheel (16), front beam (4) both ends and sliding guide sleeve (5,13) be provided with a hinge that can swing (12) between, sliding guide sleeve (5,13) fixedly connected with the front end of frame (18) in top, between the rear end of frame (18) and the promotion machinery (11) is hinged, and spreading plate (7) is arranged on the place ahead that promotes machinery (11), about centre position of frame (18).

2, according to a kind of road surface material paving machine tool of claim 1 defined, it is characterized in that the pushing tow roller (1) of the front upper place of front beam (4) is two groups, corresponding two dump trucks, promptly spreading machine is two charging aperture formula structures.

3,, it is characterized in that the unit that two feeding inlet structures are two single feeding inlet structures is directly in parallel according to a kind of road surface material paving machine tool of claim 2 defined.

4,, it is characterized in that the integrally-built paver of two charging apertures that two as a whole open frames of charging aperture formula structure (18), monolithic front beam (4) are arranged to according to a kind of road surface material paving machine tool of claim 2 defined.

5, according to a kind of road surface material paving machine tool of claim 2 defined, it is characterized in that being provided with a sliding guide sleeve (5,13) in addition between two two charging apertures, the adjustment oil cylinder (3) that is provided with in this sliding guide sleeve (5,13) can be in parallel with one of them the adjustment oil cylinder (3) in the both sides sliding guide sleeve (5,13).

6, according to a kind of road surface material paving machine tool of claim 1 defined, it is characterized in that promoting machinery (11) and be bulldozer, the rear end of frame (18) and bulldozer front end one are that the fixed connection point (21) of permanent position is hinged at least when operation.

7, according to a kind of road surface material paving machine tool of claim 1 defined.It is characterized in that promoting machinery (11) and be loader, the rear end of frame (18) and loader front end one are that the fixed connection point (21) of permanent position is hinged at least when operation.

8,, it is characterized in that the big arm of loader and the locked back of big arm oil cylinder form fixed support, the hinge of the handy original big arm front end of the hinge of front end according to a kind of road surface material paving machine tool of claim 9 defined.

9,, it is characterized in that frame (18) rear end lower is provided with one the shaping of the light repoussage shape in empty pre-coated layer surface rolled (20) according to a kind of road surface material paving machine tool of claim 1 defined.

10,, it is characterized in that promoting machinery with fixed connection point (21) but with respect to promoting the machinery up-down adjustment according to a kind of road surface material paving machine tool of claim 1 defined.