CN205295875U - Hot regeneration facility of bituminous mixture - Google Patents
Hot regeneration facility of bituminous mixture Download PDFInfo
- Publication number
- CN205295875U CN205295875U CN201620046903.8U CN201620046903U CN205295875U CN 205295875 U CN205295875 U CN 205295875U CN 201620046903 U CN201620046903 U CN 201620046903U CN 205295875 U CN205295875 U CN 205295875U
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- heat
- regeneration
- asphalt mixture
- waste
- waste gas
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Abstract
The utility model relates to a hot regeneration facility of bituminous mixture, useless bituminous mixture's heating device in regeneration cylinder and heating regeneration cylinder, heating device includes the heat blower to delivery heat air in the regeneration cylinder, the wind mixing chamber's of heat blower waste heat utilization equipment is introduced to the tail gas that feeding smoke box that will main drying drum discharged, the exhaust gas collection case that contains the waste gas of pitch blue smoke of collecting that the regeneration cylinder discharges, the combustion chamber of sending the partial waste gas of exhaust gas collection case into the heat blower is carried out postcombustion's blue smoke circulating device and is carried out three -burn waste gas extraction device with the combustion chamber that main drying drum was sent into to the partial waste gas of exhaust gas collection case. The utility model discloses both can prevent that the degraded phenomenon that useless bituminous mixture avoided arousing because of local high temperature from taking place in the heating process, reducible or eliminate the poisonous inflammable gas such as glance coal in the waste gas again, still the partial waste heat of usable main drying drum tail gas heats the regeneration mixture.
Description
Technical field
This utility model belongs to asphalt mixture heat regeneration equipment technical field, is specifically related to a kind of asphalt mixture heat regeneration equipment.
Background technology
Asphalt mixture heat regeneration is by damaged old asphalt pavement, forms old asphalt mixture, be then heated regeneration after milling, broken, screening. Last again by certain match ratio, and new Colophonium, the material stirring such as gather materials form new asphalt.
Waste asphalt mixture, in thermal regeneration process, when asphalt temperature is increased to a certain degree and contacts with steam, will occur " distillation " to act on, produce substantial amounts of glance coal, also known as " blue smoke ". This glance coal contains a kind of carcinogen. Therefore the discharge of glance coal must be handled well.
In correlation technique, old asphalt mixture is thermal regeneration in regeneration cylinder, and the waste gas of generation is directly discharged into the dust pelletizing system front end of asphalt mixing plant, enters air after filtration; Or portion is introduced into combustor end and carries out second-time burning, then enters air. Both mode simple in construction, the waste gas that all cannot solve to be harmful to is able to thorough process, and the Colophonium oil smoke in waste gas easily attaches the filter bag of cleaner unit, affects result of use and the life of bag filter of cleaner unit.
Utility model content
The purpose of this utility model is in that to solve above-mentioned technical problem and provide a kind of asphalt mixture heat regeneration equipment.
For achieving the above object, this utility model adopts the following technical scheme that
A kind of asphalt mixture heat regeneration equipment, including regeneration cylinder and for the heater of waste asphalt mixture in thermal regeneration cylinder, heater includes one for regenerating the heat blower of heat air delivery in cylinder, a set of tail gas with uniform temperature for being discharged by the charging smoke box of main drying drum introduces the residual heat using device of the wind mixed chamber of heat blower, the exhaust collection case of one waste gas containing Colophonium blue smoke collecting regeneration drum discharge, a set of combustor for the portion of exhaust collection case is sent into heat blower carries out the blue smoke circulating device of second-time burning and a set of for the combustor of the portion of the exhaust collection case main drying drum of feeding is carried out three-burn waste gas ejector.
Combustor is provided with the blue smoke entrance of burner, burner mounting seat, connection blue smoke circulating device;Wind mixed chamber is provided with mixed air port and temperature measuring equipment, and the air outlet of wind mixed chamber end is connected with the mouth of igniting of regeneration cylinder.
Exhaust collection case is provided with air outlet and connects waste gas ejector and by-pass port connection blue smoke circulating device.
Blue smoke circulating device comprises one group of circulating line and a ventilation blower; One group of circulating line one end is connected with by-pass port, and the other end is connected with blue smoke entrance.
Residual heat using device comprises one group of waste heat pipeline, a ventilation blower and a tail gas distributing valve, and one group of waste heat pipeline one end is connected with the charging smoke box of main drying drum by tail gas distributing valve, and the other end is connected with mixed air port.
Waste gas ejector comprises one group of air inducing pipeline and a ventilation blower, and one group of air inducing pipeline one end is connected with air outlet, and the other end is connected with the combustor of main drying drum.
This utility model includes a heat blower with combuster and wind mixed chamber by heater, the waste gas containing Colophonium blue smoke of regeneration drum discharge, portion enters combustor by the circulating line of blue smoke circulating device and carries out second-time burning, remainder of exhaust gas enters main drying drum combustor by waste gas ejector and carries out three burnings, goes forward side by side and becomes owner of drying drum induced draught system; Residual heat using device, the tail gas with uniform temperature the discharge of main drying drum discharging smoke box, by setting traffic requirement, introduce the wind mixed chamber of heat blower, waste asphalt mixture can be effectively prevented and avoid because high temperature causes the generation of catabiosis in heating process, and effectively processing the glance coal that waste asphalt mixture produces in thermal regeneration process, the part of waste heat of available main drying drum tail gas heats waste asphalt mixture again.
Accompanying drawing explanation
The schematic diagram of the asphalt mixture heat regeneration equipment that Fig. 1 provides for this utility model embodiment.
Detailed description of the invention
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but this utility model is not limited to listed embodiment.
Shown in Figure 1, a kind of asphalt mixture heat regeneration equipment, including regeneration cylinder 09 and for the heater of waste asphalt mixture in thermal regeneration cylinder 09, heater includes one for regenerating the heat blower 04 of heat air delivery in cylinder 09, a set of tail gas with uniform temperature for being discharged by the charging smoke box 12 of main drying drum 10 introduces the residual heat using device 05 of the wind mixed chamber 03 of heat blower 04, the exhaust collection case 06 of one waste gas containing Colophonium blue smoke collecting regeneration cylinder 09 discharge, a set of combustor 02 for the portion of exhaust collection case 06 is sent into heat blower 04 carries out the blue smoke circulating device 07 of second-time burning and a set of for the combustor 11 of the portion of the exhaust collection case 06 main drying drum 10 of feeding is carried out three-burn waste gas ejector 08.
The combustor 02 of heat blower 04 is provided with the blue smoke entrance 23 of burner 21, burner mounting seat 22, connection blue smoke circulating device 07; The wind mixed chamber 03 of heat blower 04 is provided with mixed air port 31 and temperature measuring equipment 32, and the air outlet 33 of wind mixed chamber 03 end is connected with the mouth 91 of igniting of regeneration cylinder 09.
Exhaust collection case 06 is provided with air outlet 61 and connects waste gas ejector 08 and by-pass port 62 connects blue smoke circulating device 07.
Blue smoke circulating device 07 comprises one group of circulating line 71 and a ventilation blower 72; One group of circulating line 71 one end is connected with by-pass port 62, and the other end is connected with blue smoke entrance 23.
Residual heat using device 05 comprises 51, ventilation blower 52 of one group of waste heat pipeline and a tail gas distributing valve 53, and one group of waste heat pipeline 51 one end is connected with the charging smoke box 12 of main drying drum 10 by tail gas distributing valve 53, and the other end is connected with mixed air port 31.
Waste gas ejector 08 comprises one group of air inducing pipeline 81 and a ventilation blower 82, and one group of air inducing pipeline 81 one end is connected with air outlet 61, and the other end is connected with the combustor 11 of main drying drum 10.
The structure of described regeneration cylinder is consistent with the structure of described drying drum, and mounting means too, specifically no longer describes in detail.
This utility model both can prevent waste asphalt mixture from avoiding the catabiosis caused because of localized hyperthermia to occur in heating process; Can efficiently reduce or eliminate again the poisonous inflammable gases such as glance coal in waste gas; The part of waste heat being also with main drying drum tail gas carrys out thermal regeneration compound.
Compared with prior art, this utility model achieves waste asphalt mixture in thermal regeneration process, has both met the Quality and property requirement of reworked material, reach again environmental emission standard, meanwhile, residual-heat utilization technology is also applied, it is achieved that it is energy-saving and cost-reducing that equipment runs.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, under the premise without departing from this utility model principle; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. an asphalt mixture heat regeneration equipment, it is characterized in that, including regeneration cylinder (09) and for the heater of waste asphalt mixture in thermal regeneration cylinder (09), heater includes one for the heat blower (04) to regeneration cylinder (09) interior heat air delivery, a set of tail gas with uniform temperature for being discharged by the charging smoke box (12) of main drying drum (10) introduces the residual heat using device (05) of the wind mixed chamber (03) of heat blower (04), one exhaust collection case (06) collecting the waste gas containing Colophonium blue smoke that regeneration cylinder (09) is discharged, a set of combustor (02) for the portion of exhaust collection case (06) is sent into heat blower (04) carries out the blue smoke circulating device of second-time burning
(07) and a set of for by the portion of exhaust collection case (06) send into main drying drum (10) combustor (11) carry out three-burn waste gas ejector (08).
2. asphalt mixture heat regeneration equipment according to claim 1, it is characterized in that, combustor (02) is provided with the blue smoke entrance (23) of burner (21), burner mounting seat (22), connection blue smoke circulating device (07); Wind mixed chamber (03) is provided with mixed air port (31) and temperature measuring equipment (32), and the air outlet (33) of wind mixed chamber (03) end is connected with the mouth of igniting (91) of regeneration cylinder (09).
3. asphalt mixture heat regeneration equipment according to claim 2, it is characterized in that, exhaust collection case (06) is provided with air outlet (61) and connects waste gas ejector (08) and by-pass port (62) connection blue smoke circulating device (07).
4. asphalt mixture heat regeneration equipment according to claim 3, it is characterised in that blue smoke circulating device (07) comprises one group of circulating line (71) and a ventilation blower (72); One group of circulating line (71) one end is connected with by-pass port (62), and the other end is connected with blue smoke entrance (23).
5. asphalt mixture heat regeneration equipment according to claim 4, it is characterized in that, residual heat using device (05) comprises one group of waste heat pipeline (51), a ventilation blower (52) and a tail gas distributing valve (53), one group of waste heat pipeline (51) one end is connected with the charging smoke box (12) of main drying drum (10) by tail gas distributing valve (53), and the other end is connected with mixed air port (31).
6. asphalt mixture heat regeneration equipment according to claim 5, it is characterized in that, waste gas ejector (08) comprises one group of air inducing pipeline (81) and a ventilation blower (82), one group of air inducing pipeline (81) one end is connected with air outlet (61), and the other end is connected with the combustor (11) of main drying drum (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620046903.8U CN205295875U (en) | 2016-01-11 | 2016-01-11 | Hot regeneration facility of bituminous mixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620046903.8U CN205295875U (en) | 2016-01-11 | 2016-01-11 | Hot regeneration facility of bituminous mixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205295875U true CN205295875U (en) | 2016-06-08 |
Family
ID=56428628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620046903.8U Expired - Fee Related CN205295875U (en) | 2016-01-11 | 2016-01-11 | Hot regeneration facility of bituminous mixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205295875U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183562A (en) * | 2018-10-25 | 2019-01-11 | 江苏集萃道路工程技术与装备研究所有限公司 | A kind of hot in-plant reclaimed heating system |
| CN109235194A (en) * | 2018-09-30 | 2019-01-18 | 中山市易路美道路养护科技有限公司 | A kind of pulling type roller hot recycling equipment |
| CN109268827A (en) * | 2017-07-17 | 2019-01-25 | 中冶长天国际工程有限责任公司 | A kind of fuel gas with low heat value burner and hot-blast stove |
| CN110280075A (en) * | 2019-01-31 | 2019-09-27 | 南阳市亚龙筑路机械制造有限公司 | A kind of asphalt reclamation material heating equipment and heat energy utilization method |
-
2016
- 2016-01-11 CN CN201620046903.8U patent/CN205295875U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109268827A (en) * | 2017-07-17 | 2019-01-25 | 中冶长天国际工程有限责任公司 | A kind of fuel gas with low heat value burner and hot-blast stove |
| CN109235194A (en) * | 2018-09-30 | 2019-01-18 | 中山市易路美道路养护科技有限公司 | A kind of pulling type roller hot recycling equipment |
| CN109183562A (en) * | 2018-10-25 | 2019-01-11 | 江苏集萃道路工程技术与装备研究所有限公司 | A kind of hot in-plant reclaimed heating system |
| CN110280075A (en) * | 2019-01-31 | 2019-09-27 | 南阳市亚龙筑路机械制造有限公司 | A kind of asphalt reclamation material heating equipment and heat energy utilization method |
| CN110280075B (en) * | 2019-01-31 | 2023-09-15 | 河南亚龙智能装备有限公司 | Asphalt reclaimed material heating equipment and heat energy utilization 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20170111 |