CN204551191U - Foamed asphalt generation sprinkling system - Google Patents
Foamed asphalt generation sprinkling system Download PDFInfo
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- CN204551191U CN204551191U CN201420871404.3U CN201420871404U CN204551191U CN 204551191 U CN204551191 U CN 204551191U CN 201420871404 U CN201420871404 U CN 201420871404U CN 204551191 U CN204551191 U CN 204551191U
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- asphalt
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- heated bitumen
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Abstract
The utility model provides a kind of foamed asphalt generation sprinkling system, comprises heated bitumen spray chamber, foamed cell, control unit, heating unit; Heated bitumen spray chamber both ends of the surface are communicated with asphalt delivery system respectively; Described foamed cell comprises asphalt foaming room, heated bitumen sprays control cylinder, asphalt nozzle, foamed asphalt spray and control oil cylinder, foamed asphalt outlet, foaming water transfer pipeline, foaming letter shoot road; Heated bitumen sprays control cylinder and comprises air pressure control chamber, cylinder rod, cylinder rod sleeve pipe; Cylinder rod sleeve pipe up/down perforation is through 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 comprises oil pressure cntrol chamber, cylinder rod, cylinder rod sleeve pipe; Heating unit comprises the conduction oil coil pipe be arranged in heated bitumen spray chamber.The utility model effectively can overcome the shortcoming of above-mentioned heated bitumen and mulseal, and foamed asphalt generation sprinkling system prepares the special equipment of foamed asphalt.
Description
Technical field
The utility model belongs to ground surface material regeneration field, relates to a kind of foamed asphalt generation sprinkling system.
Background technology
In asphalt pavement regeneration work progress, asphalt material mainly heated bitumen and the mulseal two kinds add in reworked material, mixed and stirred.And in use respectively there is following shortcoming in these two kinds of asphalt materials: heated bitumen, because of its addition in regrown material seldom (3 ~ 5%), the overall little viscosity of volume of adding is large, and the mixing time is very short, so be difficult to and reworked material uniform mixing; Mulseal, the emulsifier wherein comprised can the character original to pitch have a negative impact, and needs special equipment for production of emulsified bitumen to prepare, and cost is higher.
Summary of the invention
The utility model object is to provide a kind of foamed asphalt generation sprinkling system, solve directly adopt add heated bitumen or mulseal mix and stir exist in asphalt-regenerating material process mix and stir the bad problem of asphalt material effect.
Technical solution of the present utility model is:
A kind of foamed asphalt generation sprinkling system, its special character is: comprise heated bitumen spray chamber, foamed cell, control unit, heating unit; Described heated bitumen spray chamber is communicated with asphalt delivery system; Described foamed cell comprises asphalt foaming room, heated bitumen sprays control cylinder, asphalt nozzle, foamed asphalt spray and control oil cylinder, foamed asphalt outlet, foaming water transfer pipeline, foaming letter shoot road; Described foaming water transfer pipeline comprise water tank, water pump, foaming water one-way valve, be arranged on foaming water one-way valve exit foaming (operating) water nozzle; Described foaming letter shoot road comprises air pressure pump, pressure-regulating valve, exports the foaming gas one way valve be connected, the foaming gas jets being arranged on the gas one-way valved outlet place that foams with pressure-regulating valve; Described foaming gas jets and foaming (operating) water nozzle are opened on asphalt foaming indoor respectively; Described heated bitumen sprays control cylinder and comprises air pressure control chamber, cylinder rod, cylinder rod sleeve pipe; Described cylinder rod sleeve pipe up/down perforation is through heated bitumen spray chamber, and described cylinder rod sleeve pipe side is provided with the pitch passing hole communicated with heated bitumen spray chamber; Described asphalt nozzle is arranged on the lower surface of cylinder rod sleeve pipe; Described cylinder rod is for controlling the opening and closing of asphalt nozzle; Described foamed asphalt sprays control oil cylinder and comprises oil pressure cntrol chamber, cylinder rod, cylinder rod sleeve pipe; Described cylinder rod sleeve pipe up/down perforation is through asphalt foaming room, and described cylinder rod sleeve pipe side is provided with the foamed asphalt passing hole communicated with asphalt foaming room; Described foamed asphalt outlet is arranged on cylinder rod its lower end face; Described cylinder rod is for controlling the opening and closing of foamed asphalt outlet; Described heating unit comprises the conduction oil coil pipe be arranged in heated bitumen spray chamber; The two ends outlet of described conduction oil coil pipe is arranged on the surface of heated bitumen spray chamber; The flow of described control unit control water pump, the pressure of pressure-regulating valve, heated bitumen spray the opening and closing of control cylinder, the opening and closing of foamed asphalt sprinkling control oil cylinder.
Above-mentioned asphalt foaming room comprises foam chamber and output cavity; Described output cavity is cylindrical cavity; Described foam chamber is the cylindrical cavity that diameter is greater than output cavity; It is fan-shaped transition passage between described foam chamber and cylindrical cavity; The center line of described cylinder rod sleeve pipe overlaps with foamed asphalt outlet axes and output cavity center line; The crossing point of axes of described foaming gas jets and foaming (operating) water nozzle is positioned at asphalt foaming indoor, and is positioned on the axis of asphalt nozzle, and the axis of described asphalt nozzle overlaps with the center line of foam chamber.
Above-mentioned foamed asphalt generation sprinkling system also can comprise the temperature pick up be arranged in heated bitumen spray chamber.
The beneficial effects of the utility model are:
1, the present invention can improve asphalt pavement regeneration construction effect greatly.
The present invention adopts foamed asphalt as the asphalt material mixing and stirring reworked material, effectively can overcome the shortcoming of above-mentioned heated bitumen and mulseal, and foamed asphalt generation sprinkling system prepares the special equipment of foamed asphalt.
2, the present invention can by original rigid pavement flexibility.
Foamed asphalt of the present invention and powder, mortar, coarse fodder in conjunction with time form unique spot bond structure, go for construction that is semi-rigid or flexbile base.
3, energy-conserving and environment-protective, cheap.The present invention does not need the additive of mulseal, only in pitch, adds aqueous water, so do not have environment pollution.
4, the present invention can be used as the standalone module of reclaim equiment function upgrading, can independently be arranged on different positions, form three-dimensional spray effect, thus optimizes regeneration construction effect, improves construction quality.
5, the present invention adopts cylinder to control the switch of heated bitumen, can realize rapidly opened and closed; Adopt oil cylinder control foamed asphalt outlet switch effectively can prevent outlet obstruction, water, gas blowout have all installed one way valve additional, can anti-sealing, gas flow backwards.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model foamed cell;
Fig. 2 is the A-A view of Fig. 1, is the structural representation of the split type asphalt foaming room of the utility model;
Fig. 3 is the principle schematic on the utility model foaming water transfer pipeline and foaming letter shoot road;
Reference numeral: 1-heated bitumen sprays control cylinder; 2-heated bitumen spray chamber; 3-conduction oil coil pipe; 4-asphalt nozzle; The split type asphalt foaming room of 5-; 6-foams water one-way valve; 7-foams (operating) water nozzle; 8-foaming gas one way valve; 9-foams gas jets; 10-foamed asphalt sprays and controls oil cylinder; 11-foamed asphalt outlet port; 12-temperature pick up; 13-baffle plate; 14-seal bar.
Detailed description of the invention
The utility model principle: heated bitumen and water are through accurate metering, and compressed air keeps normal pressure, and three kinds of media mix in foaming chamber; Water is by instant vaporization after heated bitumen heating, and the very fast expansion of volume, forms a large amount of asphalt foams, 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, comprises heated bitumen spray chamber 2, foamed cell, control unit, heating unit, the temperature pick up 12 be arranged in heated bitumen spray chamber 2; Heated bitumen spray chamber 2 is cavity, and it is communicated with asphalt delivery system; Foamed cell comprises asphalt foaming room 5, heated bitumen sprays control cylinder 1, asphalt nozzle 4, foamed asphalt spray and control oil cylinder 10, foamed asphalt outlet 11, foaming water transfer pipeline, foaming letter shoot road; Foaming water transfer pipeline comprise water tank, water pump, with foaming water one-way valve 6, the foaming (operating) water nozzle 7 being arranged on water one-way valve 6 exit of foaming; Foaming letter shoot road comprises air pressure pump, pressure-regulating valve, exports the foaming gas one way valve 8 be connected in series, the foaming gas jets 9 being arranged on gas one way valve 8 exit of foaming with pressure-regulating valve; Foaming gas jets 9 and foaming (operating) water nozzle 7 are opened in asphalt foaming room 5 respectively; Heated bitumen sprays control cylinder 1 and comprises air pressure control chamber, cylinder rod, cylinder rod sleeve pipe; Cylinder rod sleeve pipe up/down perforation is through heated bitumen spray chamber 2, and cylinder rod sleeve pipe side is provided with the pitch passing hole of the multiple circumference uniform distributions communicated with heated bitumen spray chamber 2; Asphalt nozzle 4 is arranged on the lower surface of cylinder rod sleeve pipe; Cylinder rod, for controlling the opening and closing of asphalt nozzle 4, also will control the opening and closing of pitch passing hole if desired; Foamed asphalt sprays control oil cylinder 10 and comprises oil pressure cntrol chamber, cylinder rod, cylinder rod sleeve pipe; Cylinder rod sleeve pipe up/down perforation is through asphalt foaming room 5, and cylinder rod sleeve pipe side is provided with the foamed asphalt passing hole of the multiple circumference uniform distributions communicated with asphalt foaming room 5; Foamed asphalt outlet 11 is arranged on cylinder rod its lower end face; Cylinder rod, for controlling the opening and closing of foamed asphalt outlet 11, also will control the opening and closing of foamed asphalt passing hole if desired; Heating unit comprises the conduction oil coil pipe 3 be arranged in heated bitumen spray chamber 2.
Asphalt foaming room 5 comprises foam chamber and output cavity; Output cavity is cylindrical cavity; Foam chamber is the cylindrical cavity of diameter slightly larger than output cavity; It is fan-shaped transition passage between foam chamber and cylindrical cavity; Center line and the foamed asphalt of cylinder rod sleeve pipe export 11 axis and output cavity center line overlaps; The crossing point of axes of foaming gas jets 9 and foaming (operating) water nozzle 7 is positioned at asphalt foaming room 5, and is positioned on the axis of asphalt nozzle 4, and the axis of asphalt nozzle 4 overlaps with the center line of foam chamber.
The utility model produces the method for foamed asphalt, comprises the following steps:
1) pitch circulation is entered heating in heated bitumen spray chamber 2, to temperature more than 130 DEG C;
2) stop circulation and the heating of pitch, 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; The pressure-air of 1-3MPa sprayed into asphalt foaming room simultaneously and bump against with aqueous water;
4) heated bitumen temperature being greater than 130 DEG C sprays into asphalt foaming room perpendicular to liquid water and air injection direction;
5) heated bitumen and water are mixed to form foamed asphalt, from asphalt foaming room outlet ejection downwards under the drive of pressure-air.
Claims (3)
1. a foamed asphalt generation sprinkling system, is characterized in that: comprise heated bitumen spray chamber, foamed cell, control unit, heating unit; Described heated bitumen spray chamber is communicated with asphalt delivery system; Described foamed cell comprises asphalt foaming room, heated bitumen sprays control cylinder, asphalt nozzle, foamed asphalt spray and control oil cylinder, foamed asphalt outlet, foaming water transfer pipeline, foaming letter shoot road; Described foaming water transfer pipeline comprise water tank, water pump, foaming water one-way valve, be arranged on foaming water one-way valve exit foaming (operating) water nozzle; Described foaming letter shoot road comprises air pressure pump, pressure-regulating valve, exports the foaming gas one way valve be connected, the foaming gas jets being arranged on the gas one-way valved outlet place that foams with pressure-regulating valve; Described foaming gas jets and foaming (operating) water nozzle are opened on asphalt foaming indoor respectively; Described heated bitumen sprays control cylinder and comprises air pressure control chamber, cylinder rod, cylinder rod sleeve pipe; Described cylinder rod sleeve pipe up/down perforation is through heated bitumen spray chamber, and described cylinder rod sleeve pipe side is provided with the pitch passing hole communicated with heated bitumen spray chamber; Described asphalt nozzle is arranged on the lower surface of cylinder rod sleeve pipe; Described cylinder rod is for controlling the opening and closing of asphalt nozzle; Described foamed asphalt sprays control oil cylinder and comprises oil pressure cntrol chamber, cylinder rod, cylinder rod sleeve pipe; Described cylinder rod sleeve pipe up/down perforation is through asphalt foaming room, and described cylinder rod sleeve pipe side is provided with the foamed asphalt passing hole communicated with asphalt foaming room; Described foamed asphalt outlet is arranged on cylinder rod its lower end face; Described cylinder rod is for controlling the opening and closing of foamed asphalt outlet; Described heating unit comprises the conduction oil coil pipe be arranged in heated bitumen spray chamber; The flow of described control unit control water pump, the pressure of pressure-regulating valve, heated bitumen spray the opening and closing of control cylinder, the opening and closing of foamed asphalt sprinkling control oil cylinder.
2. foamed asphalt generation sprinkling system according to claim 1, is characterized in that: described asphalt foaming room comprises foam chamber and output cavity; Described output cavity is cylindrical cavity; Described foam chamber is the cylindrical cavity that diameter is greater than output cavity; It is fan-shaped transition passage between described foam chamber and cylindrical cavity; The center line of described cylinder rod sleeve pipe overlaps with foamed asphalt outlet axes and output cavity center line; The crossing point of axes of described foaming gas jets and foaming (operating) water nozzle is positioned at asphalt foaming indoor, and is positioned on the axis of asphalt nozzle, and the axis of described asphalt nozzle overlaps with the center line of foam chamber.
3. foamed asphalt generation sprinkling system according to claim 1 and 2, is characterized in that: also comprise the temperature pick up be arranged in heated bitumen spray chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420871404.3U CN204551191U (en) | 2014-12-31 | 2014-12-31 | Foamed asphalt generation sprinkling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420871404.3U CN204551191U (en) | 2014-12-31 | 2014-12-31 | Foamed asphalt generation sprinkling system |
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| Publication Number | Publication Date |
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| CN204551191U true CN204551191U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420871404.3U Active CN204551191U (en) | 2014-12-31 | 2014-12-31 | Foamed asphalt generation sprinkling system |
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| CN (1) | CN204551191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104532721A (en) * | 2014-12-31 | 2015-04-22 | 西安达刚路面机械股份有限公司 | Foamed asphalt generation spraying system |
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2014
- 2014-12-31 CN CN201420871404.3U patent/CN204551191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104532721A (en) * | 2014-12-31 | 2015-04-22 | 西安达刚路面机械股份有限公司 | Foamed asphalt generation spraying system |
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