CN203613434U - Hot asphalt foaming mechanism - Google Patents
Hot asphalt foaming mechanism Download PDFInfo
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- CN203613434U CN203613434U CN201320642188.0U CN201320642188U CN203613434U CN 203613434 U CN203613434 U CN 203613434U CN 201320642188 U CN201320642188 U CN 201320642188U CN 203613434 U CN203613434 U CN 203613434U
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Abstract
The utility model discloses a hot asphalt foaming mechanism. An ejector pin (10) is tightly mounted on a rod end surface of a cylinder (1), a conical surface outlet of an asphalt cavity (4) is in conical sealing with the rod end surface of the cylinder (1), an asphalt nozzle (11) is connected with an internal thread in one end of a foaming cavity (6) and mounted in the foaming cavity (6), a foamed asphalt nozzle (13) is placed at the other end of the foaming cavity (6), and meanwhile, a fixing nut (14) is connected and fastened with an internal thread on the other side of the foaming cavity (6) and positions the foamed asphalt nozzle (13); an electrical heating ring (12) is tightly attached to and fixed with the foaming cavity (6); a water nozzle (16) and a gas nozzle (17) are connected with the foaming cavity (6) through a check valve (15) for sealing fastening; and foamed asphalt and milled asphalt waste materials are mixed to form a novel regenerated asphalt mixture which is paved on the base layer of an asphalt pavement. According to the hot asphalt foaming mechanism, recycling of the milled asphalt waste materials is achieved, requirements for energy conservation and environmental protection are met, and the structure is simple and reliable.
Description
Technical field
The utility model relates to a kind of asphalt foaming machine, specifically a kind of heated bitumen foaming mechanism.
Background technology
Asphalt-regenerating foamed system is the important component part of Plantmix equipment for asphalt cold regeneration, and bearing is the function that Plantmix equipment for asphalt cold regeneration agitated kettle is carried, sprayed foamed asphalt.Asphalt-regenerating foamed system major part includes the parts such as heated bitumen delivery pump, pipeline, foaming mechanism, electrical heating ring, (operating) water nozzle, gas jets, temperature control sensor; Foaming mechanism is one of parts of asphalt-regenerating foamed system, and its effect is to produce foamed asphalt and to the function of spraying foamed asphalt in Plantmix equipment for asphalt cold regeneration agitated kettle.The quality of foaming mechanism can directly affect the asphalt foaming situation of asphalt-regenerating foamed system, thereby can further affect the mix uniformity of regenerating mixture, the heated bitumen foaming mechanism that at present domestic cold regeneration plant mix equipment is manufactured, poor stability and can not being simultaneously applied in the mixing equipment of the cold regeneration mixing equipment of plantmix and cold in place recycling machine; Simultaneously complex structure, cost is higher, cannot utilize pitch milling waste material to recycle, and also can have a certain impact to environment.
Summary of the invention
The problem existing for above-mentioned prior art, the utility model provides a kind of heated bitumen foaming mechanism, simple in structure, stability is high, environmental protection, can be applied in the mixing equipment of the cold regeneration mixing equipment of plantmix and cold in place recycling machine simultaneously.
To achieve these goals, the technical solution adopted in the utility model is: a kind of heated bitumen foaming mechanism, comprises cylinder, foaming body, temperature control sensor, thimble, asphalt nozzle, electrical heating ring, foamed asphalt nozzle, hold-down nut, one way valve, (operating) water nozzle and gas jets;
Foaming body is by pitch cavity, heated bitumen transfer pipeline, foaming cavity, foamed asphalt guide pipe and connect spiral shell seat integral solder; Thimble is closely loaded in cylinder cylinder rod end surface, conical surface outlet and the cylinder cylinder boom end conical surface seal of pitch cavity, the two ends of foaming cavity are processed with internal thread, asphalt nozzle is connected and is loaded in foaming cavity with the internal thread of foaming cavity one end, and foamed asphalt nozzle is put in the other end of foaming cavity, is connected fastening simultaneously and locates foamed asphalt nozzle with hold-down nut with the internal thread of the cavity opposite side of foaming; Electrical heating ring is close to foaming cavity and is fixed together; One way valve is connected and seals with foaming cavity respectively, and (operating) water nozzle and gas jets are connected respectively sealing again with one way valve fastening; Connect spiral shell seat and be processed with internal thread, temperature control sensor be connected spiral shell seat internal thread and closely connect and seal.
Also comprise fairlead, fairlead is enclosed within on the cylinder bar of cylinder and closely cooperates with pitch cavity; High-temperature resistant seal ring is also set between cylinder and fairlead.
The end of cylinder cylinder bar is processed with the O-ring conical surface, and end face is processed with a blind hole, and thimble is closely loaded in the blind hole of cylinder cylinder rod end surface, and the export processing of pitch cavity has taper seat the taper seat sealing with cylinder cylinder boom end.
Cylinder, fairlead and foaming body are closely connected with packing ring by screw.
Compared with existing heated bitumen foaming mechanism, the utility model is by the flexible pitch break-make of controlling of adjusting cylinders cylinder bar, and (operating) water nozzle and one way valve spray into the high-pressure cold water through overregulating in foaming cavity, in foaming cavity, spray into the gases at high pressure through pressure regulation by gas jets and one way valve simultaneously, hot high pressure pitch, high-pressure cold water, gases at high pressure mix in foaming cavity, hot high pressure pitch is under the effect of high-pressure cold water and gases at high pressure, the generation foamed asphalt that expands rapidly continuously sprays in mixing equipment through the aperture of foamed asphalt nozzle, asphalt foam mix together with pitch milling waste material forms new asphalt-regenerating mixture, making is in the basic unit of flexible pavement, thereby realize the cycling and reutilization of pitch milling waste material, realize the requirement of energy-conserving and environment-protective, pavement performance changes flexbile base into by semi-rigid type base simultaneously, promote road quality, reduce the maintenance frequency of road, extend Road Service Life.
Accompanying drawing explanation
Fig. 1 is the utility model elevation cross-sectional view;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the left view of Fig. 1.
In figure: 1, cylinder, 2, fairlead, 3, high-temperature resistant seal ring, 4, pitch cavity, 5, heated bitumen transfer pipeline, 6, foaming cavity, 7, foamed asphalt guide pipe, 8, temperature control sensor, 9, connect spiral shell seat, 10, thimble, 11, asphalt nozzle, 12, electrical heating ring, 13, foamed asphalt nozzle, 14, hold-down nut, 15, one way valve, 16, (operating) water nozzle, 17, gas jets, 18, screw, 19, packing ring.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of heated bitumen foaming mechanism, comprises cylinder 1, foaming body, temperature control sensor 8, thimble 10, asphalt nozzle 11, electrical heating ring 12, foamed asphalt nozzle 13, hold-down nut 14, one way valve 15, (operating) water nozzle 16 and gas jets 17;
Foaming body is by pitch cavity 4, heated bitumen transfer pipeline 5, foaming cavity 6, foamed asphalt guide pipe 7 and connect spiral shell seat 9 integral solder; Thimble 10 is closely loaded in cylinder 1 cylinder rod end surface, conical surface outlet and the cylinder 1 cylinder boom end conical surface seal of pitch cavity 4, the two ends of foaming cavity 6 are processed with internal thread, asphalt nozzle 11 is connected and is loaded in foaming cavity 6 with the internal thread of foaming cavity 6 one end, and foamed asphalt nozzle 13 is put in the other end of foaming cavity 6, is connected fastening simultaneously and locates foamed asphalt nozzle 13 with hold-down nut 14 with the internal thread of cavity 6 opposite sides of foaming; Electrical heating ring 12 is close to foaming cavity 6 and is fixed together, for guaranteeing that the efficient foaming of heated bitumen provides necessary temperature compensation function; One way valve 15 is connected and seals with foaming cavity 6 respectively, and (operating) water nozzle 16 and gas jets 17 are connected respectively sealing again with one way valve 15 fastening; Connect spiral shell seat 9 and be processed with internal thread, temperature control sensor 8 be connected spiral shell seat 9 internal threads and closely connect and seal, temperature control sensor 8 is being born the function of measuring the interior heated bitumen temperature of pipeline and heating and temperature control.
Further, also comprise fairlead 2, fairlead 2 is enclosed within on the cylinder bar of cylinder 1 and closely cooperates with pitch cavity 4; Between cylinder 1 and fairlead 2, high-temperature resistant seal ring 3 is also set, can effectively prevents the leakage of heated bitumen.
Further, the end of cylinder 1 cylinder bar is processed with the O-ring conical surface, and end face is processed with a blind hole, and thimble 10 is closely loaded in the blind hole of cylinder 1 cylinder rod end surface, and the export processing of pitch cavity 4 has taper seat the taper seat sealing with cylinder 1 cylinder boom end.
Further, as shown in Figure 3, cylinder 1, fairlead 2 and foaming body are closely connected with packing ring 19 by screw 18, and connected mode is simple and reliable.
When work: control by the flexible of adjusting cylinders 1 cylinder bar the break-make that the interior pitch of pitch cavity 4 exports, thereby realize the injection of hot high pressure pitch, (operating) water nozzle 16 and one way valve 15 spray into the high-pressure cold water through overregulating in foaming cavity 6, for heated bitumen foaming provides necessary foaming water, in foaming cavity 6, spray into the gases at high pressure through pressure regulation by gas jets 17 and one way valve 15, for heated bitumen foaming provides necessary foaming gas simultaneously, hot high pressure pitch, high-pressure cold water, gases at high pressure are in the interior mixing of foaming cavity 6, hot high pressure pitch is under the effect of high-pressure cold water and gases at high pressure, the generation foamed asphalt that expands rapidly continuously sprays in mixing equipment through the aperture of foamed asphalt nozzle 13, mix forms new asphalt-regenerating mixture together with pitch milling waste material, making is in the basic unit of flexible pavement, thereby realize the cycling and reutilization of pitch milling waste material, realize the requirement of energy-conserving and environment-protective, pavement performance changes flexbile base into by semi-rigid type base simultaneously, promote road quality, reduce the maintenance frequency of road, extend Road Service Life.
Claims (4)
1. a heated bitumen foaming mechanism, it is characterized in that, comprise cylinder (1), foaming body, temperature control sensor (8), thimble (10), asphalt nozzle (11), electrical heating ring (12), foamed asphalt nozzle (13), hold-down nut (14), one way valve (15), (operating) water nozzle (16) and gas jets (17);
Foaming body is by pitch cavity (4), heated bitumen transfer pipeline (5), foaming cavity (6), foamed asphalt guide pipe (7) and connect spiral shell seat (9) integral solder; Thimble (10) is closely loaded in cylinder (1) cylinder rod end surface, conical surface outlet and cylinder (1) the cylinder boom end conical surface seal of pitch cavity (4), the two ends of foaming cavity (6) are processed with internal thread, asphalt nozzle (11) is connected and is loaded in foaming cavity (6) with the internal thread of foaming cavity (6) one end, and foamed asphalt nozzle (13) is put in the other end of foaming cavity (6), uses hold-down nut (14) be connected fastening with the internal thread of cavity (6) opposite side that foams and locate foamed asphalt nozzle (13) simultaneously; Electrical heating ring (12) is close to foaming cavity (6) and is fixed together; One way valve (15) is connected and seals with foaming cavity (6) respectively, and (operating) water nozzle (16) and gas jets (17) are connected respectively sealing again with one way valve (15) fastening; Connect spiral shell seat (9) and be processed with internal thread, temperature control sensor (8) be connected spiral shell seat (9) internal thread and closely connect and seal.
2. a kind of heated bitumen foaming according to claim 1 mechanism, is characterized in that, also comprises fairlead (2), and fairlead (2) is enclosed within on the cylinder bar of cylinder (1) and closely cooperates with pitch cavity (4); Between cylinder (1) and fairlead (2), high-temperature resistant seal ring (3) is also set.
3. a kind of heated bitumen foaming according to claim 1 and 2 mechanism, it is characterized in that, the end of described cylinder (1) cylinder bar is processed with the O-ring conical surface, end face is processed with a blind hole, thimble (10) is closely loaded in the blind hole of cylinder (1) cylinder rod end surface, and the export processing of pitch cavity (4) has taper seat the taper seat sealing with cylinder (1) cylinder boom end.
4. a kind of heated bitumen foaming according to claim 2 mechanism, is characterized in that, cylinder (1), fairlead (2) and foaming body are closely connected with packing ring (19) by screw (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320642188.0U CN203613434U (en) | 2013-10-17 | 2013-10-17 | Hot asphalt foaming mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320642188.0U CN203613434U (en) | 2013-10-17 | 2013-10-17 | Hot asphalt foaming mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203613434U true CN203613434U (en) | 2014-05-28 |
Family
ID=50766090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320642188.0U Expired - Fee Related CN203613434U (en) | 2013-10-17 | 2013-10-17 | Hot asphalt foaming mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203613434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436531A (en) * | 2016-12-06 | 2017-02-22 | 徐工集团工程机械有限公司 | Foamed asphalt generation device |
| CN106758693A (en) * | 2016-12-15 | 2017-05-31 | 长安大学 | A kind of foam asphalt generation apparatus and method |
-
2013
- 2013-10-17 CN CN201320642188.0U patent/CN203613434U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436531A (en) * | 2016-12-06 | 2017-02-22 | 徐工集团工程机械有限公司 | Foamed asphalt generation device |
| CN106758693A (en) * | 2016-12-15 | 2017-05-31 | 长安大学 | A kind of foam asphalt generation apparatus and method |
| CN106758693B (en) * | 2016-12-15 | 2022-10-11 | 长安大学 | Foamed asphalt generating device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20181017 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |