CN203320380U

CN203320380U - Asphalt mixing roller

Info

Publication number: CN203320380U
Application number: CN2013202906098U
Authority: CN
Inventors: 潘铭辉
Original assignee: FUJIAN SANMING XINLIJIA MACHINERY EQUIPMENT MANUFACTURING Co Ltd
Current assignee: FUJIAN SANMING XINLIJIA MACHINERY EQUIPMENT MANUFACTURING Co Ltd
Priority date: 2013-05-26
Filing date: 2013-05-26
Publication date: 2013-12-04
Anticipated expiration: 2023-05-26

Abstract

The utility model relates to an asphalt mixing roller. The asphalt mixing roller comprises a circular roller body, wherein a spiral material guide vane set, an axial buffering vane set, an agitating vane set, a material containing vane set, a material baffling vane set and a discharging vane set are arranged on the inner wall of the roller body in sequence from a feeding hole to a discharging hole, wherein the spiral material guide vane set is composed of a circle of spiral vanes which are arranged at the feeding hole at intervals; an included angle between each spiral vane and the central axis is 35 degrees; the axial buffering vane set is composed of a circle of 16 rectangular vanes which are parallel to the central axis at intervals. According to the asphalt mixing roller, all the vane sets on the inner wall can be matched mutually so that sand stone powder and hot asphalt can be mixed sufficiently and are mixed uniformly; the agitating efficiency is high; the heating and heat insulation as well as the agitation are integrated, and mixed materials are dispersed uniformly, so that the mixed materials can be heated uniformly; the asphalt mixing roller is reasonable in design, novel in technology, compact in structure and simple in production process, and has a better practical value.

Description

The pitch mixing drum

Technical field

The utility model relates to the engineering mechanical device field, is a kind of pitch mixing drum specifically.

Background technology

Flexible pavement is that making has certain thickness bituminous mixture to make the road structure of surface layer on soft basic unit, semi-rigid type base.This road surface is compared with gravel road surface, and its intensity stabilization improves greatly, with cement concrete pavement, compares, and the flexible pavement surfacing is without seam, and the driving vibration is little, and noise is low, and open to traffic is fast, and maintenance is easy, is particularly suitable for the road surface of stage construction.

In asphalt production, batch mixing is a very crucial operation, and the batch mixing material can be mixed to get and evenly be related to pavement asphalt life-span length stability power, and pitch also needs heat tracing in the batch mixing process.Common asphalt mixture material and heat tracing is split up into two procedures at present, needs a turnover operation, and production is wasted time and energy, production efficiency is low, and batch mixing is not very even, undercompounding, product is in half stirring, and making is on road surface, and flexible pavement easily divides, and in heat tracing, it is inhomogeneous that asphalt mixture disperses, heat insufficient, too high in the mixture temperature of bottom, pitch is apt to deteriorate, and the pitch in upper strata does not have the effect of heat tracing.Therefore for the problems referred to above, are objects of the utility model research.

The utility model content

The purpose of this utility model is to provide a kind of pitch mixing drum, each vane group on this pitch mixing drum inwall cooperatively interacts and can make sandstone powder and heated bitumen fully stir, and mixes, and stirring efficiency is high, heat tracing and stirring integrated, compound is uniformly dispersed, and can make compound be heated equably, and this pitch mixing drum is reasonable in design, the technology novelty, compact conformation, production technology is simple, has practical value preferably.

The technical solution of the utility model is: a kind of pitch mixing drum, the cylinder body that comprises a circle, the inside wall of described cylinder body is provided with spiral guide vane group successively from charging aperture to discharging opening, the axial buffer vane group, the stirring vane group, containing the material vane group, backgauge vane group and discharge blade group, the spiral blade that described spiral guide vane group is located at charging aperture by a circle interval forms, the angle of described spiral blade and central axis is 35 degree, described axial buffer vane group is comprised of in the rectangular paddle of central axis 16 spaced and parallel of a circle, the described stirring vane group axial arc shaped blade arranged side by side by four circles forms, a described circle arc shaped blade group is comprised of the axial arc shaped blade at 18 intervals, the described triangle folding shape blade arranged side by side by three circles containing the material vane group forms, a described circle is rearranged by 10 triangular flaps containing the material vane group, described backgauge vane group is comprised of the cuboid at a circle interval, the shape blade that turns that described discharge blade group is located at discharging opening by a circle interval forms, the described shape blade that turns comprises the parallel plate parallel with central axis and oblique plate.

For the ease of driving this asphalt mixture cylinder, both sides, described cylinder body outer ring are provided with two circle profile of tooth rolling rings.

In order to guide fast compound to enter cylinder, quickly discharging, increase work efficiency when needed, and the angle of described two adjacent spiral blades on cross section is 30 degree, and the described two adjacent angles of shape blade on cross section that turn are 15 degree.

For the ease of implementing, triangle folding shape blade can be installed firmly, described triangle folding shape blade is bolted with the vertical panel be welded on the cylinder body.

For the ease of discharging, the angle between described parallel plate and oblique plate is 135 degree.

In order to prevent that cylinder is in rotation process, compound is revealed from charging aperture, and described charging aperture extends to form an extension cylinder outward, and described extension cylinder radius is less than the radius of cylinder body, is provided with a groove ring between described extension cylinder and cylinder body.

The utility model has the advantage of: the one, each vane group on this pitch mixing drum inwall cooperatively interacts and can make sandstone powder and heated bitumen fully stir, and mixes, and stirring efficiency is high; The 2nd, heat tracing and stirring integrated, saved material transfer logistics and cost, and operating efficiency improves greatly, is convenient to automated production; The 3rd, be designed with containing the material vane group, mixed material rolls between containing the material blade, and compound is uniformly dispersed, and can make compound be heated equably; The 4th, this pitch mixing drum is reasonable in design, the technology novelty, and compact conformation, production technology is simple, has practical value preferably.

The accompanying drawing explanation

Fig. 1 is embodiment medium pitch mixing drum master TV structure schematic diagram.

Fig. 2 is embodiment medium pitch mixing drum deployed configuration schematic diagram.

Fig. 3 is the A-A sectional drawing in Fig. 1.

Fig. 4 is the B-B sectional drawing in Fig. 1.

Fig. 5 is the C-C sectional drawing in Fig. 1.

Fig. 6 is the D-D sectional drawing in Fig. 1.

Fig. 7 is the E-E sectional drawing in Fig. 1.

Fig. 8 is the local structure for amplifying schematic diagram in Fig. 2.

Fig. 9 is the local structure for amplifying schematic diagram in Fig. 6.

Figure 10 is the local structure for amplifying schematic diagram in Fig. 1.

Label declaration: 1-extends the axial arc shaped blade 8-of cylinder 2-profile of tooth rolling ring 3-cylinder body 4-groove ring 5-spiral blade 6-rectangular paddle 7-triangle folding shape blade 9-and turns shape blade 10-vertical panel 11-bolt 12-cuboid 901-oblique plate 902-parallel plate.

The specific embodiment

For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below, but the utility model is not limited to this.

With reference to legend 1 ~ 10, a kind of pitch mixing drum, the cylinder body 3 that comprises a circle, the inside wall of described cylinder body 3 is provided with spiral guide vane group successively from charging aperture to discharging opening, the axial buffer vane group, the stirring vane group, containing the material vane group, backgauge vane group and discharge blade group, the spiral blade 6 that described spiral guide vane group is located at charging aperture by a circle interval forms, described spiral blade 6 is 35 degree with the angle of central axis, described axial buffer vane group is comprised of in the rectangular paddle 6 of central axis 16 spaced and parallel of a circle, the described stirring vane group axial arc shaped blade 7 arranged side by side by four circles forms, a described circle arc shaped blade group is comprised of the axial arc shaped blade 7 at 18 intervals, the described triangle folding shape blade 8 arranged side by side by three circles containing the material vane group forms, a described circle is rearranged by 10 triangular flaps 8 containing the material vane group, described backgauge vane group is comprised of the cuboid 12 at a circle interval, the shape blade 9 that turns that described discharge blade group is located at discharging opening by a circle interval forms, the described shape blade 9 that turns comprises the parallel plate parallel with central axis 902 and oblique plate 901.

In one embodiment, for the ease of driving this asphalt mixture cylinder, described cylinder body 3 both sides, outer ring are provided with two circle profile of tooth rolling rings 2.

In one embodiment, in order to guide fast compound to enter cylinder, quickly discharging, increase work efficiency when needed, the angle of described two adjacent spiral blades 5 on cross section is 30 degree, and the described two adjacent angles of shape blade 9 on cross section that turn are 15 degree.

In one embodiment, for the ease of implementing, triangle folding shape blade 8 can be installed firmly, described triangle folding shape blade 8 is bolted with the vertical panel 10 be welded on cylinder body 3.

In one embodiment, for the ease of discharging, the angle between described parallel plate 902 and oblique plate 901 is 135 degree.

In one embodiment, in order to prevent that cylinder is in rotation process, compound is revealed from charging aperture, and described charging aperture extends to form an extension cylinder 1 outward, described extension cylinder 1 radius is less than the radius of cylinder body 3, is provided with a groove ring 4 between described extension cylinder 1 and cylinder body 3.

Work operation instruction of the present utility model: sandstone powder and heated bitumen drop into raw material from charging aperture, stir into smoothly raw material through spiral guide vane group, the oblique axial buffer vane group that enters of raw material, raw material axially slowly enters the stirring vane group by oblique becoming, under the stirring action of stirring vane group, the batch mixing stirring of constantly rolling, batch mixing evenly coordinates, after stirring, batch mixing enters containing rolling in the material vane group, due to stopping of backgauge vane group, batch mixing is accumulated in containing in the material vane group, until while needing to use, the raw material mixed is in the effect bottom discharge of discharge blade group, because cooperatively interacting, each vane group can make sandstone powder and heated bitumen fully stir, mix, can make compound be heated equably, wherein on containing material vane group lateral wall, corresponding heater is installed.

The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.

Claims

1. a pitch mixing drum, the cylinder body that comprises a circle, it is characterized in that: the inside wall of described cylinder body is provided with spiral guide vane group successively from charging aperture to discharging opening, the axial buffer vane group, the stirring vane group, containing the material vane group, backgauge vane group and discharge blade group, the spiral blade that described spiral guide vane group is located at charging aperture by a circle interval forms, the angle of described spiral blade and central axis is 35 degree, described axial buffer vane group is comprised of in the rectangular paddle of central axis 16 spaced and parallel of a circle, the described stirring vane group axial arc shaped blade arranged side by side by four circles forms, a described circle arc shaped blade group is comprised of the axial arc shaped blade at 18 intervals, the described triangle folding shape blade arranged side by side by three circles containing the material vane group forms, a described circle is rearranged by 10 triangular flaps containing the material vane group, described backgauge vane group is comprised of the cuboid at a circle interval, the shape blade that turns that described discharge blade group is located at discharging opening by a circle interval forms, the described shape blade that turns comprises the parallel plate parallel with central axis and oblique plate.

2. pitch mixing drum according to claim 1, it is characterized in that: both sides, described cylinder body outer ring are provided with two circle profile of tooth rolling rings.

3. pitch mixing drum according to claim 1, it is characterized in that: the angle of described two adjacent spiral blades on cross section is 30 degree, the described two adjacent angles of shape blade on cross section that turn are 15 degree.

4. pitch mixing drum according to claim 1 is characterized in that: described triangle folding shape blade is bolted with the vertical panel be welded on the cylinder body.

5. pitch mixing drum according to claim 1, it is characterized in that: the angle between described parallel plate and oblique plate is 135 degree.

6. pitch mixing drum according to claim 1, it is characterized in that: described charging aperture extends to form an extension cylinder outward, and described extension cylinder radius is less than the radius of cylinder body, is provided with a groove ring between described extension cylinder and cylinder body.