CN209276995U - The heated air circulation device and hot recycling roller blender of hot recycling roller blender - Google Patents

Abstract

This application involves asphalt mixture heat regeneration equipment fields, more particularly to a kind of heated air circulation device of hot recycling roller blender, including the air draft mechanism being connected to the feed inlet of roller rear end, the filtering separation device that is connected to air draft mechanism and the heating component for being used to heat the asphalt material in roller set on drum front end, heating component includes burner, the hot air duct being fixed in roller is connected on burner, hot air duct includes outer layer pipe and inner layer pipe, the hot-air chamber being connected to drums inside is formed between outer layer pipe and inner layer pipe, filtering separation device is connected to for the hot-air after being separated by filtration to be input in roller with hot-air chamber.The heated air circulation device of the application, by the aerosol gases extraction for generating drum agitation, it is passed into roller again after being separated by filtration, has achieved the purpose that Recycling, the regenerated treatment process of Bituminous concrete surface material circulation need to only be completed in a hot recycling equipment, greatly improve working efficiency.

Description

The heated air circulation device and hot recycling roller blender of hot recycling roller blender

[technical field]

This application involves asphalt mixture heat regeneration equipment field more particularly to a kind of hot winds of hot recycling roller blender Circulator and hot recycling roller blender.

[background technique]

Asphalt surface hot reproduction technology overhauls in bituminous pavement and shows technical advantage more and more prominent in operation, especially Soften in pitch and reform in pavement construction operation, it has, and speed of application is fast, reduce new resources exploitation, save road maintenance at This outstanding advantages have significant economic benefit, therefore are more and more applied.

In the utilization that existing asphalt heat recycling repairs pavement technique at present, it is often necessary to which a variety of construction equipment combinations are It is able to achieve asphalt heat recycling construction technology, the type of various equipment used in construction is more, and needing manual coordination, it is mutual Coordinating operation, often will affect the construction efficiency of engineering.

[summary of the invention]

To solve the problems, such as to need a variety of construction equipment combinations to be just able to achieve asphalt heat recycling construction technology in the prior art, The application provides the heated air circulation device and hot recycling roller blender of a kind of hot recycling roller blender.

The application is technical solution used by solving its technical problem:

The heated air circulation device of hot recycling roller blender, including be connected to the feed inlet of roller rear end air draft mechanism, The filtering separation device that is connected to the air draft mechanism and set on drum front end be used to heat the asphalt material in roller plus Hot component, the heating component include burner, and the hot air duct being fixed in roller, the heat are connected on the burner Air piping includes outer layer pipe and inner layer pipe, and the heat that the outer layer pipe is connected to formation between inner layer pipe with drums inside is empty Air cavity, the filtering separation device are connected to for the hot-air after being separated by filtration to be input to roller with the hot-air chamber It is interior.

The filtering separation device includes filter box, and cyclone separator, the whirlwind point are equipped in the filter box Vortex air inlet and outlet are equipped with from device filtering mouth, the filter box is equipped with to be connected with the cyclone separator bottom Dust bucket, the side wall of the filter box are equipped with the air inlet being connected to the vortex air inlet of the cyclone separator, it is described into Stomata is connected to by pump-line with the air draft mechanism, and the bottom of the filter box is additionally provided with and the cyclone separator Outlet filters the venthole of mouth connection, and the venthole is connected by connecting pipe with the hot air duct.

Air inlet hot air pipe is connected between the connecting pipe and the hot air duct, the air inlet hot air pipe passes through described Hot-air chamber is connected to drums inside.

The filter cotton for filtering gas is equipped in the filter box between outlet filtering mouth and venthole.

Combustion chamber is equipped in the inner layer pipe of the hot air duct, the burner is diesel fuel burner, the diesel oil combustion Burner is equipped with the bright eruption mouth with the combustion chamber.

The air draft mechanism includes blower and the motor for driving blower rotation, and the air inlet of the blower passes through pipeline and rolling The feed inlet of tube rear end is connected to, and the air outlet of the blower is connected to by the air draft pipe with the air inlet of filter box.

The air draft mechanism further includes dust suction petticoat pipe, and the dust absorbing covers on the air inlet pipeline of blower for aspirating The gas of roller rear end discharge.

Hot recycling roller blender, including rack and be set to rack on rotatable roller, further include above-mentioned hot recycling The heated air circulation device of roller blender, the heated air circulation device are fixed on the roller.

Compared with prior art, the application has the following advantages:

1, the heated air circulation device of the application is extracted out by the aerosol gases that air draft mechanism generates drum agitation, is passed through Filtering separation device is passed into roller again after being separated by filtration, and has achieved the purpose that Recycling, to Bituminous concrete surface material circulation Regenerated treatment process need to only be completed in a hot recycling equipment, greatly improve working efficiency.

2, the heated air circulation device of the application, by setting outer layer pipe and inner layer pipe, outer tube for hot air duct The hot-air chamber being connected to drums inside is equipped between road and inner layer pipe, the bocca of burner is set in inner layer pipe, this Hot-air of the sample after being separated by filtration will be entered directly into roller by hot-air chamber, without entering inner layer pipe It is interior, it avoids putting out burner under the action of air draft mechanism, guarantees the construction efficiency of asphalt heat recycling construction technology.

[Detailed description of the invention]

In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other Attached drawing.

Fig. 1 is the structural schematic diagram of the heated air circulation device of the application；

Fig. 2 is the structural schematic diagram of the heated air circulation device of the application；

Fig. 3 is the sectional view of the heating component of the application；

Fig. 4 is the sectional view of the filtering separation device of the application；

Fig. 5 is the structural schematic diagram of the hot recycling roller blender of the application.

[specific embodiment]

The application is described further below in conjunction with the accompanying drawings and the specific embodiments.

Attached drawing 1 is please referred to attached drawing 5, a kind of hot recycling roller blender, including rack, be set to it is rotatable in rack 4 Roller 5 and the heated air circulation device being fixed on roller, the heated air circulation device include the feed inlet with 5 rear end of roller The air draft mechanism 1 of connection, the filtering separation device 2 being connected to the air draft mechanism 1 and be set to 5 front end of roller for heat rolling The heating component 3 of asphalt material in cylinder.Specifically, the air draft mechanism 1 includes blower 11 and the motor for driving blower rotation 12 and the dust suction petticoat pipe 13 that is connected to blower 11, the air inlet of the blower 11 pass through the feed inlet of pipeline and 5 rear end of roller The air outlet of connection, the blower 11 is connected to by the pump-line 24 with the air inlet of filter box 21, the dust absorbing Cover 13 is set to the gas on the air inlet pipeline of blower 11 for the discharge of suction cylinder rear end.The inner layer pipe of the hot air duct Combustion chamber 3220 is equipped in 322, the burner 31 is diesel fuel burner, and the diesel fuel burner is equipped with and the combustion chamber The bright eruption mouth 310 of 3220 connections.The heating component 3 includes burner 31, is connected on the burner 31 and is fixed on roller Interior hot air duct 32, the hot air duct 32 include outer layer pipe 321 and inner layer pipe 322, the outer layer pipe 321 with it is interior The hot-air chamber 323 being connected to drums inside, the filtering separation device 2 and the hot-air chamber 323 are formed between layer pipeline 322 Connection is for the hot-air after being separated by filtration to be input in roller.By setting double-skin duct for hot air duct, this Hot-air of the sample after being separated by filtration will be entered directly into roller by hot-air chamber, without entering inner layer pipe It is interior, it avoids putting out burner under the action of air draft mechanism, guarantees the construction efficiency of asphalt heat recycling construction technology.

The embodiment of the present application is extracted out by the aerosol gases that air draft mechanism generates drum agitation, by being separated by filtration dress It sets and is passed into roller again after being separated by filtration, achieved the purpose that Recycling, to the regenerated processing of Bituminous concrete surface material circulation Process need to only be completed in a hot recycling equipment, greatly improve working efficiency.

Further, the filtering separation device 2 includes filter box 21, is equipped with cyclone separator in the filter box 22, the cyclone separator 22 is equipped with vortex air inlet 221 and outlet and filters mouth 222, the filter box 21 be equipped with The side wall of the connected dust bucket 23 in 22 bottom of cyclone separator, the filter box 21 is equipped with and the cyclone separator 22 The connection of vortex air inlet air inlet, the air inlet is connected to by pump-line 24 with the air draft mechanism 1, the filtering The bottom of cabinet 21 is additionally provided with the venthole being connected to the outlet of the cyclone separator 22 filtering mouth, and the venthole passes through company Adapter tube road 25 connects with the hot air duct 32.In the present embodiment, connect between the connecting pipe 25 and the hot air duct 32 It is connected to air inlet hot air pipe 33, the air inlet hot air pipe 33 is connected to by the hot-air chamber 323 with drums inside.Cigarette in roller Fog body is entered in filter box under the action of air draft mechanism by pump-line, is separated by filtration in cyclone separator, The large dust particle for entering cyclone separator from vortex air inlet can be directly deposited in dust bucket under the effect of gravity, little particle Dust forms inside then as gyration airflow from bottom to top when then declining with bulky grain dust, pass through the heat that outlet filters mouth outflow Air is entered in air inlet hot air pipe by the venthole of filter box, hence into roller, achieving the effect that recycle.

It is further effective filtering from the hot-air with dust particles of outlet filtering mouth outflow, the present embodiment, it is described The filter cotton 26 for filtering gas is equipped in filter box 21 between outlet filtering mouth 222 and venthole.The filter cotton The filter screen of air filtration, preferably activated charcoal strainer are commonly used for for the prior art.

The foregoing is merely the preferred embodiments of the application, not be used to limit the application implementation range, other it is all its Principle and basic structure are same as the present application or approximate, within the scope of protection of this application.

Claims (8)

1. the heated air circulation device of hot recycling roller blender, it is characterised in that: including what is be connected to the feed inlet of roller rear end Air draft mechanism (1), the filtering separation device (2) being connected to the air draft mechanism (1) and be set to drum front end for heat rolling The heating component (3) of asphalt material in cylinder, the heating component (3) includes burner (31), is connected on the burner The hot air duct (32) being fixed in roller, the hot air duct (32) include outer layer pipe (321) and inner layer pipe (322), The outer layer pipe (321) with the hot-air chamber (323) that is connected to drums inside, the filtering are formed between inner layer pipe (322) Separator (2) is connected to for the hot-air after being separated by filtration to be input in roller with the hot-air chamber (323).

2. the heated air circulation device of hot recycling roller blender according to claim 1, it is characterised in that: the filtering point Include filter box (21) from device (2), is equipped with cyclone separator (22) in the filter box, the cyclone separator (22) Vortex air inlet (221) and outlet filtering mouth (222) are equipped with, the filter box (21) is equipped with and the cyclone separator (22) the connected dust bucket (23) in bottom, the side wall of the filter box (21) are equipped with the vortex with the cyclone separator (22) The air inlet of air inlet connection, the air inlet are connected to by pump-line (24) with the air draft mechanism (1), the Rose Box The bottom of body (21) is additionally provided with the venthole being connected to the outlet of the cyclone separator (22) filtering mouth, and the venthole passes through Connecting pipe (25) connects with the hot air duct (32).

3. the heated air circulation device of hot recycling roller blender according to claim 2, it is characterised in that: the connecting tube It is connected between road (25) and the hot air duct (32) air inlet hot air pipe (33), the air inlet hot air pipe (33) passes through the heat Air chamber (323) is connected to drums inside.

4. the heated air circulation device of hot recycling roller blender according to claim 2, it is characterised in that: the Rose Box The filter cotton (26) for filtering gas is equipped in body (21) between outlet filtering mouth (222) and venthole.

5. the heated air circulation device of hot recycling roller blender according to claim 1, it is characterised in that: the hot air pipe Combustion chamber (3220) are equipped in the inner layer pipe (322) in road, the burner (31) is diesel fuel burner, the diesel fuel burner It is equipped with the bright eruption mouth (310) being connected to the combustion chamber (3220).

6. the heated air circulation device of hot recycling roller blender according to claim 2, it is characterised in that: the exhaust fan Structure (1) includes blower (11) and the motor (12) for driving blower rotation, and the air inlet of the blower (11) passes through pipeline and roller The feed inlet of rear end is connected to, the air inlet that the air outlet of the blower (11) passes through the pump-line (24) and filter box (21) Hole connection.

7. the heated air circulation device of hot recycling roller blender according to claim 2, it is characterised in that: the exhaust fan Structure (1) further includes dust suction petticoat pipe (13), and the dust suction petticoat pipe (13) is set on the air inlet pipeline of blower (11) for aspirating rolling The gas of tube rear end discharge.

8. hot recycling roller blender, including rack (4) and the rotatable roller (5) in rack, it is characterised in that: also wrap The heated air circulation device of the described in any item hot recycling roller blenders of claim 1-7 is included, the heated air circulation device is fixed In on the roller (5).