CN203866674U - Movable asphalt mixture reproducing equipment - Google Patents
Movable asphalt mixture reproducing equipment Download PDFInfo
- Publication number
- CN203866674U CN203866674U CN201420311512.5U CN201420311512U CN203866674U CN 203866674 U CN203866674 U CN 203866674U CN 201420311512 U CN201420311512 U CN 201420311512U CN 203866674 U CN203866674 U CN 203866674U
- Authority
- CN
- China
- Prior art keywords
- asphalt
- carrier pipe
- tail gas
- heating
- hot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000010426 asphalt Substances 0.000 title claims abstract description 63
- 239000000203 mixture Substances 0.000 title abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 65
- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- 150000001875 compounds Chemical class 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 7
- 241001442589 Convoluta Species 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 5
- 238000002485 combustion reaction Methods 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 7
- 230000001939 inductive effect Effects 0.000 description 4
- 239000002283 diesel fuel Substances 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 238000013019 agitation Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Road Paving Machines (AREA)
- Working-Up Tar And Pitch (AREA)
Abstract
Asphalt mixture reproducing equipment comprises a frame, a main combustor, a hot-blast stove, a drying and heating roller and an asphalt storing device are mounted on the frame, a tail gas conveying pipe is connected onto a tail gas outlet of the drying and heating roller and is connected to the main combustor via an induced draft fan, and at least one section of the tail gas conveying pipe extends into the asphalt storing device to preserve heat for asphalt. The movable asphalt mixture reproducing equipment has the advantages that the movable asphalt mixture reproducing equipment is movable, capable of reproducing asphalt pavements quickly and high in efficiency; heating and heat preserving for reproducing materials and asphalt are out of touch with naked fire, and quality is guaranteed; an asphalt storing tank is arranged above the hot-blast stove, heat of the hot-blast stove is fully utilized to preserve heat of the asphalt, tail gas produced during heating is induced into the asphalt storing tank, so that residual temperature of the tail gas is utilized to preserve heat of the asphalt, fuel is saved, and heat utilization rate of the equipment is increased; the tail gas is induced into the main combustor for secondary combustion, and secondary pollution is avoided; the reproducing materials are weighted by a pressure sensor and are stirred with graded asphalt to obtain high-quality asphalt pavement materials.
Description
Technical field
The utility model belongs to machinery and the outfit field that building of road or similar engineering or its paving are used, and is specifically related to a kind of mobile bitumen compound reclaim equiment.
Background technology
Asphalt regenerative equipment is the equipment that the useless pitch particle that goes out for the treatment of old pavement milling makes it again to utilize.Existing asphalt regenerative equipment is normally by being heated to 160 degree to 200 degree by pitch particle (reworked material), to be generally no more than 50% ratio, be incorporated in primary bituminous mixture (abbreviation pitch), by adding thermal agitation, this bituminous mixture can be paved on road surface again use.Before adding thermal agitation, reworked material and pitch all need to continue heating, temperature keeping, therefore need at least two burners to heat, cause fuel to waste in a large number, if the naked light of fuel combustion is controlled when bad, easily cause pitch or reworked material to burn aging, affect quality; Moreover, burner combustion when heating, easily produce the tail gas of the remaining temperature of a large amount of imperfect combustion bands, and tail gas can wrap up and takes away part fuel oil while drying attemperator through reworked material.Existing equipment causes environment pollution to the tail gas of this part discharge or direct discharge, or carries out discharging after simple vent gas treatment, to it, does not adopt rational design to make full use of.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, a kind of mobile bitumen compound reclaim equiment is provided, the tail gas heat quantity that it can effectively utilize burner to produce, the heating of pitch and reworked material does not contact naked light, guarantees the quality of finished product material.
The technical scheme that the utility model adopts is: a kind of mobile bitumen compound reclaim equiment, comprise vehicle frame, and on vehicle frame, be provided with and dry heating apparatus and asphalt storing apparatus; Dry heating apparatus and comprise main burner, hot-blast stove and the oven dry cylinder of heating; The oven dry cylinder tail gas exit of heating is connected with exhaust pipe, and this exhaust pipe is connected to main burner through air-introduced machine, and this exhaust pipe has at least one section to stretch in asphalt storing apparatus pitch is incubated.
As preferably, asphalt storing apparatus comprises bituminous pitch storing tank and asphalt heating device; Bituminous pitch storing tank is located at hot-blast stove top and is facilitated the use heat in hot-blast stove to asphalt thermal insulation.
Further, exhaust pipe comprises the first carrier pipe, the second carrier pipe and the 3rd carrier pipe connecting successively, the first carrier pipe and the oven dry cylinder tail gas outlet of heating is connected, the second carrier pipe is located at bituminous pitch storing tank inside to asphalt thermal insulation, and the 3rd carrier pipe is connected to main burner through air-introduced machine.
Further, the second carrier pipe is U-shaped shape or roundabout shape, is located at bituminous pitch storing tank inner.
Further, the 3rd carrier pipe and air-introduced machine junction are also provided with an opening up tapered chimney.
Further, asphalt heating device comprises a hot air delivery pipe and the auxiliary burner being attached thereto, and it is inner that hot air delivery pipe is located at bituminous pitch storing tank, and be connected to the second carrier pipe and the 3rd carrier pipe junction.
As preferably, also comprise reworked material lifting appliance, this reworked material lifting appliance comprises material conveying trolley, dolly hoisting frame, trolley track and the actuating unit that drives dolly hoisting frame to slide on trolley track, dolly hoisting frame is located on trolley track and is provided with the roller sliding along this trolley track, material conveying trolley is located on dolly hoisting frame, the top of dolly hoisting frame is provided with the curved bend pars convoluta that makes 80 ° ~ 100 ° of material conveying trolley upsets, on material conveying trolley, is also provided with this material conveying trolley is positioned to the card-bit part on dolly hoisting frame.
Further, trolley track is provided with a plurality of over braces, and actuating unit comprises wire rope, hoist engine and a plurality of bearing, and bearing is located on over brace, and wire rope one end connects dolly hoisting frame, and after bearing, end is connected to hoist engine.
Further, on wire rope, be also provided with pressure sensor.
From the above-mentioned description to the utility model structure, compared to the prior art, the utlity model has following advantage:
One, equipment small portable of the present utility model, be applicable to flexible pavement to carry out local maintenance, can be by vehicle frame integral hoisting on tractor during use, operation is carried out in roping to job site, removable can regeneration to flexible pavement fast, operating efficiency is high;
The tail gas producing when two, reworked material is heated is introduced in bituminous pitch storing tank, utilizes the remaining temperature of tail gas to be incubated the pitch in bituminous pitch storing tank, closes the auxiliary burner in asphalt heating device, saves 20% ~ 30 fuel, improves complete equipment heat utilization efficiency;
Three, tail gas is drawn back to main burner by exhaust pipe and carry out second-time burning, can not cause secondary pollution;
Four, bituminous pitch storing tank is directly arranged in to hot-blast stove top, makes full use of heat that hot-blast stove passes over to asphalt thermal insulation;
Five, the pressure sensor arranging on wire rope can pass to control device by the weight data of reworked material, coordinate asphalt storing apparatus to carry out the grating of reworked material and pitch, in mixing plant, make pitch and reworked material fully stir according to the ratio configuring, obtain high-quality asphalt pavement material;
Six, in reworked material lifting appliance, the relative dolly hoisting frame of material conveying trolley is removable detachable.When old asphalt pavement is dug, material conveying trolley can move freely and receives the reworked material digging out on road surface; The material conveying trolley that loads reworked material can directly be transported to reworked material equipment of the present utility model place and carry out subsequent treatment, flexible and convenient in operation.
Accompanying drawing explanation
Fig. 1 is structural front view of the present utility model.
Fig. 2 is structure top view of the present utility model.
Fig. 3 is structural perspective of the present utility model.
Fig. 4 is inner the 3rd carrier pipe of the utility model bituminous pitch storing tank and hot air delivery pipe distribution schematic diagram.
Fig. 5 is the utility model vehicular structural representation.
Fig. 6 is the utility model dolly hoisting frame and trolley track structural representation.
Fig. 7 is material conveying trolley view in the middle part of trolley track in the utility model reworked material lifting appliance.
Fig. 8 be in the utility model reworked material lifting appliance material conveying trolley at trolley track end state schematic diagram.
In figure: 1, vehicle frame; 2, reworked material lifting appliance; 21, material conveying trolley; 211, card-bit part; 22, dolly hoisting frame; 221, roller; 23, trolley track; 231, wire rope; 232, hoist engine; 233, bearing; 234, over brace; 31, dry the cylinder of heating; 32, main burner; 33, hot-blast stove; 41, bituminous pitch storing tank; 431, hot air delivery pipe; 432, auxiliary burner; 5, mixing plant; 61, hydraulic means; 62, diesel oil casing; 63, generating set; 7, draught dust collector; 711, the first carrier pipe; 712, the second carrier pipe; 713, the 3rd carrier pipe; 714, air-introduced machine; 715, stack; 72, air inducing dust excluding hood.
The specific embodiment
Below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in further detail.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of mobile bitumen compound reclaim equiment, comprise tractor and Semi-trailed vehicle frame 1, the top of Semi-trailed vehicle frame 1 is provided with asphalt storing apparatus, dries heating apparatus, mixing plant 5, draught dust collector 7 and for controlling the control device of above-mentioned each parts.Control device comprises hydraulic means 61, diesel oil casing 62, generating set 63 and electrofluidic control device (not shown); Generating set 63 can meet the self-powered of mobile bitumen compound reclaim equiment; Dry heating apparatus and comprise the main burner 32, hot-blast stove 33 and the oven dry that connect the successively cylinder 31 of heating.Asphalt storing apparatus comprises bituminous pitch storing tank 41 and asphalt heating device, and wherein asphalt heating device comprises a hot air delivery pipe 431 and the auxiliary burner 432 being attached thereto, and hot air delivery pipe 431 is located at bituminous pitch storing tank 41 inside, bituminous pitch storing tank 41 is located at hot-blast stove 33 tops and is facilitated the use heat in hot-blast stove 33 to asphalt thermal insulation, draught dust collector 7 comprises air inducing dust excluding hood 72 and exhaust pipe, air inducing dust excluding hood 72 and the oven dry cylinder 31 of heating is connected, exhaust pipe comprises the first carrier pipe 711 connecting successively, the second carrier pipe 712 and the 3rd carrier pipe 713, the first carrier pipe 711 and the oven dry cylinder 31 tail gas outlets of heating are connected, the second carrier pipe 712 is U-shaped shape, be located at bituminous pitch storing tank 41 inside and facilitate the use the remaining temperature of tail gas to asphalt thermal insulation, the second carrier pipe 712 of U-shaped shape increases pipelines bituminous pitch storing tank 41 in and the contact area of pitch, adopt the exhaust pipe road of other roundabout shapes also can reach same object, hot air delivery pipe 431 gas outlets are connected to the second carrier pipe 712 and the 3rd carrier pipe 713 junctions, the 3rd carrier pipe 713 gas outlets are connected with air-introduced machine 714, the three carrier pipes 713 that carry out second-time burning in order to the tail gas in the 3rd carrier pipe 713 is introduced to main burner 32 and are also provided with an opening up tapered chimney 715 with air-introduced machine 714 junctions.
As Fig. 6, shown in Fig. 7 and Fig. 8, the utility model also comprises reworked material lifting appliance 2, this reworked material lifting appliance 2 comprises material conveying trolley 21, dolly hoisting frame 22, trolley track 23 and the actuating unit that drives dolly hoisting frame 22 to slide on trolley track 23, dolly hoisting frame 22 is located on trolley track 23 and is provided with the roller 221 sliding along this trolley track 23, material conveying trolley 21 is located on dolly hoisting frame 22, the top of dolly hoisting frame 22 is provided with the curved bend pars convoluta that makes 80 ° ~ 100 ° of material conveying trolley 21 upsets, on material conveying trolley 21, be also provided with this material conveying trolley 21 is positioned to the card-bit part 211 on dolly hoisting frame 22.Trolley track 23 is provided with five over braces 234, actuating unit comprises wire rope 231, hoist engine 232 and two bearings 233, and bearing 233 is located on over brace 234, and wire rope 231 one end connect dolly hoisting frame 22, after bearing 233, end is connected to hoist engine 232.On wire rope 231, be also provided with pressure sensor (not shown), and pressure sensor is connected with electrofluidic control device.By electrofluidic control device, control wire rope 231, lifting truck 21 can be promoted, and lifting truck 21 is carried out to tipping bucket processing, bulk reworked material is sent into directly, fast and dried in the cylinder 31 of heating; And lifting truck 21 can leave trolley track 23 after declining, to load, operational efficiency is high.Simultaneously, pressure sensor can pass to electrofluidic control device by the weight data of reworked material, and then be delivered to control device, coordinate asphalt storing apparatus to carry out the grating of reworked material and pitch, and then pitch and reworked material are fully stirred in mixing plant 5 according to the ratio configuring, obtain high-quality asphalt pavement material.Bituminous pitch storing tank 41 and the oven dry cylinder 31 of heating is all transported to mixing plant 5 by pitch and reworked material respectively by pipeline.
Operation of the present utility model is as follows: by 1 integral hoisting of Semi-trailed vehicle frame, on tractor, roping is carried out to job site in the process of operation, and the pitch in 432 pairs of bituminous pitch storing tanks 41 of open auxiliary burner is heated; Arrive behind job site, after old asphalt pavement is dug, old asphalt pavement regeneration material is packed in material conveying trolley 21, by electrofluidic control device, control dolly hoisting frame 22 reworked material is poured into and dried in the cylinder 31 of heating; The diesel oil casing 62 being arranged on Semi-trailed vehicle frame 1 connects main burner 32 by pipeline, by main burner 32, through 33 pairs of reworked materials of hot-blast stove, concentrates the oven dry of heating, and makes reworked material can not contact naked light, can guarantee finished product material quality; The tail gas producing when reworked material is heated by being located at the second carrier pipe 712 in bituminous pitch storing tank 41, is incubated the pitch in bituminous pitch storing tank 41 after the dustproof function of air inducing dust excluding hood 72; Through after a period of time, close auxiliary burner 432, only rely on heat and the remaining temperature of tail gas that hot-blast stove 33 transmits to be incubated pitch, fuel saving 20% ~ 30%, has improved complete equipment heat utilization efficiency; Final reworked material is heated the tail gas that produces by after the second carrier pipe 712, enters the 3rd carrier pipe 713, and the air intake being located on hot-blast stove 33 can carry out second-time burning by the tail gas of discharging from the 3rd carrier pipe 713, can not cause secondary pollution to environment.Reworked material enters mixing plant 5 after heating, after the metering of the pitch in bituminous pitch storing tank 41 and regenerative agent, enter mixing plant 5 simultaneously, fully stirs, and after the qualified finished product material of output, paves.The equipment small portable of this utility model, is applicable to flexible pavement to carry out local maintenance, can carry out scene to reclaimed materials for asphalt pavement and concentrate heating, fast to asphalt pavement regeneration.
In addition, equipment of the present utility model can also change Semi-trailed vehicle frame 1 into vehicle-mounted vehicle frame as shown in Figure 5, and all the other devices and operation are consistent with the present embodiment.
The above, it is only the utility model preferred embodiment, not for limiting embodiment of the present utility model, those of ordinary skills are according to main design of the present utility model and spirit, can carry out very easily corresponding flexible or modification, for example the permutation and combination of each dependent claims or some routine techniques schemes are added or are revised.All equivalences of doing according to the utility model claim and description change and modify, and all should still belong in the scope that the utility model patent contains.
Claims (9)
1. a mobile bitumen compound reclaim equiment, comprises vehicle frame (1), is provided with and dries heating apparatus and asphalt storing apparatus on described vehicle frame (1); Described oven dry heating apparatus comprises main burner (32), hot-blast stove (33) and the oven dry cylinder (31) of heating; It is characterized in that: described oven dry cylinder (31) the tail gas exit of heating is connected with exhaust pipe, this exhaust pipe is connected to main burner (32) through air-introduced machine (714), and this exhaust pipe has at least one section to stretch in asphalt storing apparatus pitch is incubated.
2. mobile bitumen compound reclaim equiment according to claim 1, is characterized in that: described asphalt storing apparatus comprises bituminous pitch storing tank (41) and asphalt heating device; Described bituminous pitch storing tank (41) is located at hot-blast stove (33) top and is facilitated the use the interior heat of hot-blast stove (33) to asphalt thermal insulation.
3. mobile bitumen compound reclaim equiment according to claim 2, it is characterized in that: described exhaust pipe comprises the first carrier pipe (711), the second carrier pipe (712) and the 3rd carrier pipe (713) connecting successively, the first carrier pipe (711) and oven dry cylinder (31) the tail gas outlet of heating is connected, it is inner to asphalt thermal insulation that the second carrier pipe (712) is located at bituminous pitch storing tank (41), and the 3rd carrier pipe (713) is connected to main burner (32) through air-introduced machine (714).
4. mobile bitumen compound reclaim equiment according to claim 3, is characterized in that: described the second carrier pipe (712) is U-shaped shape or roundabout shape, is located at bituminous pitch storing tank (41) inside.
5. mobile bitumen compound reclaim equiment according to claim 3, is characterized in that: described the 3rd carrier pipe (713) is also provided with an opening up tapered chimney (715) with air-introduced machine (714) junction.
6. mobile bitumen compound reclaim equiment according to claim 3, it is characterized in that: the auxiliary burner (432) that described asphalt heating device comprises a hot air delivery pipe (431) and is attached thereto, described hot air delivery pipe (431) is located at bituminous pitch storing tank (41) inside, and is connected to the second carrier pipe (712) and the 3rd carrier pipe (713) junction.
7. according to the arbitrary described mobile bitumen compound reclaim equiment of claim 1 ~ 6, it is characterized in that: also comprise reworked material lifting appliance (2), this reworked material lifting appliance (2) comprises material conveying trolley (21), dolly hoisting frame (22), trolley track (23) and the actuating unit that drives dolly hoisting frame (22) above to slide at trolley track (23), described dolly hoisting frame (22) is located at trolley track (23) above and is provided with the roller (221) sliding along this trolley track (23), described material conveying trolley (21) is located on dolly hoisting frame (22), the top of dolly hoisting frame (22) is provided with the curved bend pars convoluta that makes 80 ° ~ 100 ° of material conveying trolley (21) upsets, on described material conveying trolley (21), be also provided with this material conveying trolley (21) is positioned to the card-bit part (211) on dolly hoisting frame (22).
8. mobile bitumen compound reclaim equiment according to claim 7, it is characterized in that: described trolley track (23) is provided with a plurality of over braces (234), described actuating unit comprises wire rope (231), hoist engine (232) and a plurality of bearing (233), described bearing (233) is located on over brace (234), described wire rope (231) one end connects described dolly hoisting frame, after described bearing (233), end is connected to described hoist engine (232).
9. mobile bitumen compound reclaim equiment according to claim 8, is characterized in that: described wire rope is also provided with pressure sensor on (231).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311512.5U CN203866674U (en) | 2014-06-12 | 2014-06-12 | Movable asphalt mixture reproducing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311512.5U CN203866674U (en) | 2014-06-12 | 2014-06-12 | Movable asphalt mixture reproducing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203866674U true CN203866674U (en) | 2014-10-08 |
Family
ID=51647645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420311512.5U Expired - Lifetime CN203866674U (en) | 2014-06-12 | 2014-06-12 | Movable asphalt mixture reproducing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203866674U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993537A (en) * | 2014-06-12 | 2014-08-20 | 福建泉成机械有限公司 | Moving type asphalt mixture regeneration equipment |
| CN110656552A (en) * | 2019-09-25 | 2020-01-07 | 石狮市纳傲贸易有限公司 | Transport equipment of bituminous mixture for highway |
-
2014
- 2014-06-12 CN CN201420311512.5U patent/CN203866674U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993537A (en) * | 2014-06-12 | 2014-08-20 | 福建泉成机械有限公司 | Moving type asphalt mixture regeneration equipment |
| CN103993537B (en) * | 2014-06-12 | 2016-06-08 | 福建泉成机械有限公司 | Mobile bitumen compound reclaim equiment |
| CN110656552A (en) * | 2019-09-25 | 2020-01-07 | 石狮市纳傲贸易有限公司 | Transport equipment of bituminous mixture for highway |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101565926B (en) | Hot air type asphalt surface hot reproduction repairing vehicle | |
| CN206233064U (en) | One kind insulation hopper and Hot-blast Heating type asphalt pavement maintanance truck | |
| CN103993537A (en) | Moving type asphalt mixture regeneration equipment | |
| CN103911935A (en) | Asphalt concrete regenerative heating and heat-preservation mixing carrier vehicle | |
| CN105350430B (en) | A kind of sheet pavement in-situ heat regeneration leveled heating method | |
| CN201176557Y (en) | Hot blast type thermal regeneration repairing vehicle for asphalt pavement | |
| CN102337717B (en) | Asphalt mixture hot in-place recycling vehicle | |
| CN203866674U (en) | Movable asphalt mixture reproducing equipment | |
| CN205223802U (en) | Movable asphalt mixing plant | |
| CN105088923A (en) | Horizontal, energy-saving and environment-friendly bituminous concrete regenerator | |
| CN201125361Y (en) | Vehicle mounted type tar pavement maintenance car | |
| CN202577098U (en) | Hot mix and regeneration equipment of asphalt plant | |
| CN111411567B (en) | Asphalt pavement heater | |
| CN202730603U (en) | Movable stirring apparatus for hot recycling of asphalt concrete | |
| CN201495485U (en) | Hot air circulation type asphalt mixture carrier belt heater | |
| CN203765777U (en) | Manufacturing system of sidewalk encaustic bricks | |
| CN205100066U (en) | Horizontal energy -concerving and environment -protective type asphalt concrete regenerating device | |
| CN203629284U (en) | Novel internal combustion type tunnel kiln | |
| CN108167849A (en) | A kind of fire tube burning structure of tail gas second-time burning | |
| CN205474715U (en) | Remove regeneration mixing equipment's hot air system | |
| CN206009405U (en) | A kind of multistage thermal desorption soil remediation equipment | |
| CN212404766U (en) | Bituminous paving adds heat engine | |
| CN207685628U (en) | A kind of asphalt pavement maintenance hot recycling Operation Van | |
| CN207904709U (en) | A kind of asphalt heat recycling system | |
| CN108457165A (en) | Hand-pushing pitch road-surface heating vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |