CN104532721B - Foamed asphalt generation sprinkling system - Google Patents
Foamed asphalt generation sprinkling system Download PDFInfo
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- CN104532721B CN104532721B CN201410855076.2A CN201410855076A CN104532721B CN 104532721 B CN104532721 B CN 104532721B CN 201410855076 A CN201410855076 A CN 201410855076A CN 104532721 B CN104532721 B CN 104532721B
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- asphalt
- foaming
- cylinder rod
- heated bitumen
- foamed
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1004—Reconditioning or reprocessing bituminous mixtures, e.g. salvaged paving, fresh patching mixtures grown unserviceable; Recycling salvaged bituminous mixtures; Apparatus for the in-plant recycling thereof
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
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Abstract
The present invention provides a kind of foamed asphalt generation sprinkling system, including heated bitumen spray chamber, foamed cell, control unit, heating unit；Heated bitumen spray chamber both ends of the surface connect with asphalt delivery system respectively；Described foamed cell includes that asphalt foaming room, heated bitumen are sprayed and controls cylinder, asphalt nozzle, foamed asphalt sprinkling control oil cylinder, foamed asphalt outlet, foaming water transfer pipeline, foaming letter shoot road；Heated bitumen sprays control cylinder and includes that air pressure controls chamber, cylinder rod, cylinder rod sleeve pipe；Cylinder rod sleeve pipe up/down perforation passes heated bitumen spray chamber, and asphalt nozzle is arranged on the lower surface of cylinder rod sleeve pipe；Foamed asphalt sprays control oil cylinder and includes oil pressure cntrol chamber, cylinder rod, cylinder rod sleeve pipe；Heating unit includes the conduction oil coil pipe being arranged in heated bitumen spray chamber.The present invention can effectively overcome the shortcoming of above-mentioned heated bitumen and emulsified asphalt, foamed asphalt generation sprinkling system to be to prepare the special equipment of foamed asphalt.
Description
Technical field
The invention belongs to ground surface material regeneration field, relate to a kind of foamed asphalt generation sprinkling system.
Background technology
In asphalt pavement regeneration work progress, the asphalt material add in reworked material, mixed and stirred mainly heat
Colophonium and emulsified asphalt two kinds.And both asphalt materials respectively have the disadvantage in that heat drip
Green grass or young crops, because of its addition in regrown material seldom (3～5%), the overall little viscosity of volume of adding is big, and
Mixing time is the shortest, so being difficult to and reworked material uniform mixing；Emulsified asphalt, the emulsifying agent wherein comprised
The character that Colophonium is original can be had a negative impact, and need special equipment for production of emulsified bitumen to prepare,
Relatively costly.
Summary of the invention
It is an object of the present invention to provide a kind of foamed asphalt generation sprinkling system, solve directly to use and add heat
Colophonium or emulsified asphalt mix and stir and mix and stir the problem that asphalt material effect is bad present in asphalt-regenerating material process.
The technical solution of the present invention is:
A kind of foamed asphalt generation sprinkling system, it is characterized in that: include heated bitumen spray chamber, foaming
Unit, control unit, heating unit；Described heated bitumen spray chamber connects with asphalt delivery system；Described
Foamed cell includes that asphalt foaming room, heated bitumen are sprayed and controls cylinder, asphalt nozzle, foamed asphalt sprinkling
Control oil cylinder, foamed asphalt outlet, foaming water transfer pipeline, foaming letter shoot road；Described foaming water
Transfer pipeline includes water tank, water pump, foaming water one-way valve, is arranged on sending out of foaming water one-way valve exit
Soaked nozzle；Described foaming letter shoot road includes air pressure pump, pressure-regulating valve and pressure regulation
Valve outlet port connect foaming gas check valve, be arranged on foaming gas one-way valved outlet at foaming gas jets；Institute
State foaming gas jets and foaming (operating) water nozzle is opened on asphalt foaming indoor respectively；Described heated bitumen sprays and controls
Cylinder includes that air pressure controls chamber, cylinder rod, cylinder rod sleeve pipe；Described cylinder rod sleeve pipe up/down perforation passes
Heated bitumen spray chamber, described cylinder rod sleeve pipe side is provided with the Colophonium communicated with heated bitumen spray chamber and passes through
Hole；Described asphalt nozzle is arranged on the lower surface of cylinder rod sleeve pipe；Described cylinder rod is used for controlling Colophonium spray
The opening and closing of mouth；Described foamed asphalt sprays control oil cylinder and includes oil pressure cntrol chamber, cylinder rod, cylinder rod set
Pipe；Described cylinder rod sleeve pipe up/down perforation passes asphalt foaming room, and described cylinder rod sleeve pipe side is provided with
The foamed asphalt communicated with asphalt foaming room passes through hole；The outlet of described foamed asphalt is arranged on cylinder rod sleeve pipe
Lower surface；Described cylinder rod is for controlling the opening and closing of foamed asphalt outlet；Described heating unit includes arranging
Conduction oil coil pipe in heated bitumen spray chamber；The two ends outlet of described conduction oil coil pipe is arranged on heated bitumen
The surface of spray chamber；Described control unit controls the flow of water pump, the pressure of pressure-regulating valve, heated bitumen
Spray and control the opening and closing of cylinder, the opening and closing of foamed asphalt sprinkling control oil cylinder.
Above-mentioned asphalt foaming room includes foam chamber and output cavity；Described output cavity is cylindrical cavity；Described foaming
Chamber is the cylindrical cavity that diameter is more than output cavity；It it is fan-shaped transition passage between described foam chamber and cylindrical cavity；
The centrage of described cylinder rod sleeve pipe overlaps with foamed asphalt outlet axes and output cavity centrage；Described
It is indoor that the crossing point of axes of bubble gas jets and foaming (operating) water nozzle is positioned at asphalt foaming, and is positioned at the axle of asphalt nozzle
On line, on the axis of described asphalt nozzle, the centrage with foam chamber overlaps.
Above-mentioned foamed asphalt generation sprinkling system may also include the temperature sensing being arranged in heated bitumen spray chamber
Device.
The invention has the beneficial effects as follows:
1, the present invention is greatly improved asphalt pavement regeneration construction effect.
The present invention uses foamed asphalt as mixing and stirring the asphalt material of reworked material, can effectively overcome above-mentioned heat drip
The blue or green shortcoming with emulsified asphalt, foamed asphalt generation sprinkling system is to prepare the special equipment of foamed asphalt.
2, the present invention can be by original rigid pavement flexibility.
The foamed asphalt of the present invention forms the spot bond structure of uniqueness when powder, mortar, coarse fodder are combined,
Go for the semi-rigid or construction of flexbile base.
3, energy-conserving and environment-protective, cheap.The present invention need not the additive of emulsified asphalt, only in Colophonium
Add aqueous water, so there is no environmental pollution.
4, the present invention can be able to be independently mounted at different as the standalone module of regeneration functions of the equipments upgrading
Position, forms three-dimensional spray effect, thus optimizes regeneration construction effect, improve construction quality.
5, the present invention uses cylinder to control the switch of heated bitumen, can realize rapidly opened and closed；Employing oil cylinder controls
The switch of foamed asphalt outlet can effectively prevent outlet obstruction, and check valve has all been installed in water, gas blowout additional, can prevent
Sealing, gas flow backwards.
Accompanying drawing explanation
Fig. 1 is the structural representation of foamed cell of the present invention；
Fig. 2 is the A-A view of Fig. 1, is the structural representation of the present invention split type asphalt foaming room；
Fig. 3 is that the present invention foams water transfer pipeline and the principle schematic on letter shoot road of foaming；
Reference: 1-heated bitumen sprays and controls cylinder；2-heated bitumen spray chamber；3-conduction oil coil pipe；
4-asphalt nozzle；5-split type asphalt foaming room；6-foams water one-way valve；7-foams (operating) water nozzle；8-sends out
Bubble gas check valve；9-foams gas jets；10-foamed asphalt sprays and controls oil cylinder；11-foamed asphalt exports
Seat；13-baffle plate；14-seal bar.
Detailed description of the invention
The principle of the invention: heated bitumen and water keep normal pressure, three kinds of Jie through accurate metering, compressed air
Matter mixes in foaming chamber；Water heated by heated bitumen after instant vaporization, the very fast expansion of volume, formed substantial amounts of
Asphalt foam, under compressed-air actuated purging effect, from foamed asphalt outlet ejection.
See Fig. 1 to Fig. 3, a kind of foamed asphalt generation sprinkling system, including heated bitumen spray chamber 2, send out
Bubble unit, control unit, heating unit, the temperature sensor that is arranged in heated bitumen spray chamber 2；Heat
Asphalt distribution chamber 2 is cavity, and it connects with asphalt delivery system；Foamed cell include asphalt foaming room 5,
Heated bitumen sprays and controls cylinder 1, asphalt nozzle 4, foamed asphalt sprinkling control oil cylinder 10, foamed asphalt
Outlet 11, foaming water transfer pipeline, foaming letter shoot road；Foaming water transfer pipeline includes water tank, water
Pump and foaming water one-way valve 6, be arranged on foaming water one-way valve 6 exit foaming (operating) water nozzle 7；Foaming
Letter shoot road includes that air pressure pump, pressure-regulating valve export, with pressure-regulating valve, the foaming gas concatenated
Check valve 8, be arranged on foaming gas check valve 8 exit foaming gas jets 9；Foaming gas jets 9 and sending out
Soaked nozzle 7 is opened in asphalt foaming room 5 respectively；Heated bitumen sprays control cylinder 1 and includes air pressure control
Chamber processed, cylinder rod, cylinder rod sleeve pipe；Cylinder rod sleeve pipe up/down perforation passes heated bitumen spray chamber 2, gas
Cylinder rod sleeve pipe side is provided with the Colophonium of the multiple circumference uniform distributions communicated with heated bitumen spray chamber 2 and passes through hole；
Asphalt nozzle 4 is arranged on the lower surface of cylinder rod sleeve pipe；Cylinder rod is used for controlling the opening and closing of asphalt nozzle 4,
The Colophonium the to be controlled opening and closing by hole；Foamed asphalt sprays control oil cylinder 10 and includes oil pressure cntrol
Chamber, cylinder rod, cylinder rod sleeve pipe；Cylinder rod sleeve pipe up/down perforation passes asphalt foaming room 5, cylinder rod
Sleeve pipe side is provided with the foamed asphalt of the multiple circumference uniform distributions communicated with asphalt foaming room 5 and passes through hole；Bubble
Foam asphalt outlet 11 is arranged on cylinder rod its lower end face；Cylinder rod is used for controlling foamed asphalt outlet 11
Opening and closing, the foamed asphalt the to be controlled opening and closing by hole；Heating unit includes being arranged on heat drip
Conduction oil coil pipe 3 in blue or green spray chamber 2.
Asphalt foaming room 5 includes foam chamber and output cavity；Output cavity is cylindrical cavity；Foam chamber is that diameter omits
Cylindrical cavity more than output cavity；It it is fan-shaped transition passage between foam chamber and cylindrical cavity；Cylinder rod sleeve pipe
Centrage exports 11 axis with foamed asphalt and output cavity centrage overlaps；Foaming gas jets 9 and foaming
The crossing point of axes of (operating) water nozzle 7 is positioned at asphalt foaming room 5, and is positioned on the axis of asphalt nozzle 4, drip
Overlap with the centrage of foam chamber on the axis of blue or green nozzle 4.
The present invention produces the method for foamed asphalt, comprises the following steps:
1) Colophonium is recycled into heating in heated bitumen spray chamber 2, to temperature more than 130 DEG C；
2) stop circulation and the heating of Colophonium, open the outlet of asphalt foaming room；
3) aqueous water is sprayed into according to the proportioning accounting for asphalt quality 1-3% to asphalt foaming indoor；To simultaneously
The pressure-air of 1-3MPa sprays into asphalt foaming room and bumps against with aqueous water；
4) more than the heated bitumen of 130 DEG C, temperature is perpendicular to liquid water and air injection direction spray into Colophonium and send out
Bubble chamber；
5) heated bitumen and water are mixed to form foamed asphalt, go out from asphalt foaming room under the drive of pressure-air
Mouth ejection downwards.
Claims (3)
1. a foamed asphalt generation sprinkling system, it is characterised in that: include heated bitumen spray chamber, foaming
Unit, control unit, heating unit；Described heated bitumen spray chamber connects with asphalt delivery system；Described
Foamed cell includes that asphalt foaming room, heated bitumen are sprayed and controls cylinder, asphalt nozzle, foamed asphalt sprinkling
Control oil cylinder, foamed asphalt outlet, foaming water transfer pipeline, foaming letter shoot road；Described foaming water
Transfer pipeline includes water tank, water pump, foaming water one-way valve, is arranged on sending out of foaming water one-way valve exit
Soaked nozzle；Described foaming letter shoot road includes air pressure pump, pressure-regulating valve and pressure regulation
Valve outlet port connect foaming gas check valve, be arranged on foaming gas one-way valved outlet at foaming gas jets；Institute
State foaming gas jets and foaming (operating) water nozzle is opened on asphalt foaming indoor respectively；Described heated bitumen sprays and controls
Cylinder includes that air pressure controls chamber, cylinder rod, cylinder rod sleeve pipe；Described cylinder rod sleeve pipe up/down perforation passes
Heated bitumen spray chamber, described cylinder rod sleeve pipe side is provided with the Colophonium communicated with heated bitumen spray chamber and passes through
Hole；Described asphalt nozzle is arranged on the lower surface of cylinder rod sleeve pipe；Described cylinder rod is used for controlling Colophonium spray
The opening and closing of mouth；Described foamed asphalt sprays control oil cylinder and includes oil pressure cntrol chamber, cylinder rod, cylinder rod set
Pipe；Described cylinder rod sleeve pipe up/down perforation passes asphalt foaming room, and described cylinder rod sleeve pipe side is provided with
The foamed asphalt communicated with asphalt foaming room passes through hole；The outlet of described foamed asphalt is arranged on cylinder rod sleeve pipe
Lower surface；Described cylinder rod is for controlling the opening and closing of foamed asphalt outlet；Described heating unit includes arranging
Conduction oil coil pipe in heated bitumen spray chamber；Described control unit controls the flow of water pump, pressure regulation
The pressure of valve, heated bitumen spray and control the opening and closing of cylinder, the opening and closing of foamed asphalt sprinkling control oil cylinder.
Foamed asphalt generation sprinkling system the most according to claim 1, it is characterised in that: described drip
Blue or green foaming chamber includes foam chamber and output cavity；Described output cavity is cylindrical cavity；Described foam chamber is that diameter is big
Cylindrical cavity in output cavity；It it is fan-shaped transition passage between described foam chamber and cylindrical cavity；Described cylinder rod
The centrage of sleeve pipe overlaps with foamed asphalt outlet axes and output cavity centrage；Described foaming gas jets and
It is indoor that the crossing point of axes of foaming (operating) water nozzle is positioned at asphalt foaming, and is positioned on the axis of asphalt nozzle, described
On the axis of asphalt nozzle, the centrage with foam chamber overlaps.
Foamed asphalt generation sprinkling system the most according to claim 1 and 2, it is characterised in that: also
Including the temperature sensor being arranged in heated bitumen spray chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855076.2A CN104532721B (en) | 2014-12-31 | 2014-12-31 | Foamed asphalt generation sprinkling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855076.2A CN104532721B (en) | 2014-12-31 | 2014-12-31 | Foamed asphalt generation sprinkling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104532721A CN104532721A (en) | 2015-04-22 |
| CN104532721B true CN104532721B (en) | 2016-11-30 |
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ID=52848329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410855076.2A Active CN104532721B (en) | 2014-12-31 | 2014-12-31 | Foamed asphalt generation sprinkling system |
Country Status (1)
| Country | Link |
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| CN (1) | CN104532721B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758693B (en) * | 2016-12-15 | 2022-10-11 | 长安大学 | Foamed asphalt generating device and method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2181969C (en) * | 1995-12-05 | 2007-07-17 | Charles G. Macku | Asphalt paver with remixing conveyor system |
| CN202492781U (en) * | 2012-03-11 | 2012-10-17 | 彭淑琴 | Foamed asphalt preparation unit and full-automatic foamed asphalt preparation device |
| CN202809440U (en) * | 2012-05-11 | 2013-03-20 | 中星路桥工程有限公司 | Oil conveying and connecting pipeline between asphalt mixing plants |
| CN203846368U (en) * | 2014-05-09 | 2014-09-24 | 南阳市亚龙筑路机械制造有限公司 | Asphalt warm-mixing foaming system |
| CN204551191U (en) * | 2014-12-31 | 2015-08-12 | 西安达刚路面机械股份有限公司 | Foamed asphalt generation sprinkling system |
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2014
- 2014-12-31 CN CN201410855076.2A patent/CN104532721B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104532721A (en) | 2015-04-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 710019 No.10, Biyuan Third Road, hi tech Zone, Xi'an City, Shaanxi Province Patentee after: Dagang Holding Group Co.,Ltd. Address before: 710119, No. three, 10 road, Xi'an high tech Zone, Shaanxi, China Patentee before: XI'AN DAGANG ROAD MACHINERY Co.,Ltd. |
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| CP03 | Change of name, title or address |