CN108708250A - A kind of waste asphalt mixture complete-regeneration equipment - Google Patents
A kind of waste asphalt mixture complete-regeneration equipment Download PDFInfo
- Publication number
- CN108708250A CN108708250A CN201810723831.XA CN201810723831A CN108708250A CN 108708250 A CN108708250 A CN 108708250A CN 201810723831 A CN201810723831 A CN 201810723831A CN 108708250 A CN108708250 A CN 108708250A
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- asphalt mixture
- waste asphalt
- drying
- dust
- adhesive agent
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- 239000010426 asphalt Substances 0.000 title claims abstract description 66
- 239000000203 mixture Substances 0.000 title claims abstract description 60
- 239000002699 waste material Substances 0.000 title claims abstract description 51
- 238000011069 regeneration method Methods 0.000 title claims abstract description 28
- 238000001035 drying Methods 0.000 claims abstract description 41
- 238000005259 measurement Methods 0.000 claims abstract description 39
- 239000003546 flue gas Substances 0.000 claims abstract description 26
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 19
- 230000003584 silencer Effects 0.000 claims abstract description 11
- 238000012545 processing Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims description 110
- 239000000463 material Substances 0.000 claims description 74
- 239000000843 powder Substances 0.000 claims description 45
- 239000000853 adhesive Substances 0.000 claims description 35
- 238000003860 storage Methods 0.000 claims description 31
- 239000007789 gas Substances 0.000 claims description 27
- 238000002156 mixing Methods 0.000 claims description 23
- 238000004064 recycling Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 14
- 239000003500 flue dust Substances 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 230000008520 organization Effects 0.000 claims description 12
- 238000005303 weighing Methods 0.000 claims description 11
- 238000000151 deposition Methods 0.000 claims description 10
- 230000008713 feedback mechanism Effects 0.000 claims description 8
- 230000001172 regenerating effect Effects 0.000 claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 230000003068 static effect Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000000889 atomisation Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 7
- 239000003595 mist Substances 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 230000002411 adverse Effects 0.000 claims description 4
- 239000002912 waste gas Substances 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000004571 lime Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 13
- 230000008929 regeneration Effects 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 11
- 230000007613 environmental effect Effects 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 241000208125 Nicotiana Species 0.000 description 4
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- -1 body Substances 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 210000000805 cytoplasm Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
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Classifications
-
- 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
-
- 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
-
- 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
- E01C19/1009—Plant wherein type or construction of the mixer are irrelevant
-
- 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
- E01C19/1059—Controlling the operations; Devices solely for supplying or proportioning the ingredients
- E01C19/1068—Supplying or proportioning the ingredients
- E01C19/1072—Supplying or proportioning the ingredients the solid ingredients
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The present invention relates to waste asphalt mixture heat regeneration fields, a kind of waste asphalt mixture heat regeneration technology is provided, for waste asphalt mixture to be processed as new pitch mixture, 100% complete utilization of waste asphalt mixture, including the primary accurate measurement feeding device of waste asphalt mixture, drying and heating device, two level metering agitating device, stirring emission-control equipment, multi-stage flue gas purifying silencer processing unit and automatic control system etc. may be implemented.Compared with prior art, the configuration of the present invention is simple, floor space is small, small investment, can realize the waste asphalt mixture complete-regeneration of various ways, is conducive to the application and popularization of full regeneration techniques, has considerable economic benefit, social benefit and environmental benefit.
Description
Technical field
The present invention relates to Recycling Old Asphalt Mixture technical fields, and in particular to a kind of waste asphalt mixture complete-regeneration
Equipment.
Background technology
With the fast development of highway in China construction, many asphalt-paved roads, which have been enter into, big or middle repaiies the phase.It is annual therefore to produce
Raw a large amount of waste asphalt mixture, it not only causes the waste of great non-renewable material resources, also serious pollution environment.
The regeneration techniques of the promotion and application old asphalt pavement social benefit high with the great economic benefit of equipment and the value of environmental protection.Tradition
Waste asphalt mixture heat regeneration equipment be all to be used together with new pitch mixture stirring device, adding proportion is relatively low（50%
Below）, cannot achieve waste asphalt mixture all of.With the continuous development of regeneration techniques, new regrown material is complete
The complete full regeneration that waste asphalt mixture may be implemented, the existing regeneration equipment limit adding proportion of waste asphalt mixture,
To affect the maximizing the benefits that waste asphalt mixture utilizes.
Invention content
The purpose of the present invention is to overcome the deficiencies of prior art and provide a kind of waste asphalt mixture complete-regeneration equipment, realize
The full utilization of waste asphalt mixture, improve Recycling Old Asphalt Mixture quality, reduce construction equipment input and run at
This, energy conservation and environmental protection, economic benefit, social benefit and environmental benefit are considerable.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of waste asphalt mixture complete-regeneration equipment, packet
It includes primary accurate measurement feeding device, drying and heating device, multi-stage flue gas purifying silencer device, two level metering agitating device, stir
Emission-control equipment and automatic control system are mixed,
The primary accurate measurement feeding device includes the batch hopper set gradually from top to bottom, STATIC QUANTITATIVE metrological service, moves
State material temporary storing bin, dynamic flow metrological service and the belt conveyor that gathers materials；
The belt conveyor output end that gathers materials is connected with elevator；
The drying and heating device includes the Drying being connect with elevator output end and the primary that is connect with Drying input terminal
Dust-falling mechanism is recycled, the initial cycle dust-falling mechanism is connected with secondary cycle dust-falling mechanism and hot wind generating mechanism, institute in turn
Hot wind generating mechanism is stated to form a drying heat cycles depositing dust channel by connecting with the Drying output end；The two level is followed
Ring dust-falling mechanism discharge gate is connected with dry powder humidifier；
The multi-stage flue gas purifying silencer processing unit includes and the sequentially connected primary flue dust of the secondary cycle dust-falling mechanism
Adsorbing mechanism and adhesive agent are atomized mixed organization, and the adhesive agent atomization mixed organization is connect with adhesive agent storage tank, and described
Adhesive agent atomization mixed organization is also connect with bag filter, and the bag filter side is connected with air-introduced machine, two level in turn
Flue dust adsorbs noise reducing mechanism and chimney, the bag filter are deposited by the first screw conveyor equipped with discharge gate with adhesive agent
Storage tank connects, and the adhesive agent storage tank is equipped with the new adhesive agent entrance for new adhesive agent to be replenished in time；
The secondary measurement agitating device include and the Drying discharge end it is sequentially connected keep in thick weighing mechanism, secondary meter
Measuring mechanism, a mixing bowl and finished product material temporary storing bin.The a mixing bowl side is connected with filling metrology feedback mechanism, the filling metering
Feedback mechanism be connected separately with liquid storage conveying mechanism, powder storage conveying mechanism, modified material storage conveying mechanism and
Regenerative agent adds mechanism etc., wherein the liquid storage conveying mechanism for conveying aqueous and being free of aqueous liquid, deposit by powder
Powder in storage conveying mechanism includes the lime, cement and miberal powder for improving full recycling asphalt mixtures performance, described to change
Property material storage conveying mechanism for conveying modified material fiber and anti-rut agent；The a mixing bowl is connected with recycling powder dosing machine
Structure, the recycling powder metrological service are connect by the second screw conveyor with the secondary cycle dust-falling mechanism discharge gate；
The stirring emission-control equipment includes and a mixing bowl sequentially connected water mist sorption enhanced mechanism, exhaust gas processor
Structure, air-introduced machine and chimney.
Further, waste asphalt mixture is heated to 120-160 DEG C by the Drying.
The hot wind generating mechanism generate 550-600 DEG C of hot gas adverse current to the waste asphalt mixture inside Drying into
Row heating.
Using flexible connection between a mixing bowl and the secondary measurement mechanism.
The automatic control system controls the primary accurate measurement feeding device, drying and heating device, multi-stage flue gas
Coordinated operation between purifying silencer processing unit, two level metering agitating device and stirring emission-control equipment.
The waste gas treatment mechanism is equipped with control valve, can be according to the how much carry out proportion adjustments for generating exhausted air quantity.
Heat preservation is equipped with outside temporary thick weighing mechanism, secondary measurement mechanism, a mixing bowl and the finished product material temporary storing bin to add
Heat engine structure avoids the adhesion of material.
The present invention is through the above technical solutions, realize the regeneration of waste asphalt mixture by following steps：It is various waste and old
Asphalt is measured respectively according to component design；Drying and heating device will be given up by 600 DEG C or so of high warm flue gas
Old asphalt mixture is heated to 120-160 DEG C or so of the temperature needed；Waste asphalt mixture after heating enters temporary thick title
Measuring mechanism；Waste asphalt mixture, liquid（Wherein pitch containing various types of properties）, powder, various added materials, the materials such as regenerative agent
It requires to measure according to grading；Various materials are mixed evenly to obtain new asphalt by agitating device, in whipping process
The exhaust gas of generation is handled by emission-control equipment, is dried the flue gas generated in heating process and is entered multistage after circulating combustion
Gas cleaning noise reduction process device realizes environment protection emission.
Compared with prior art, the present invention has the advantages that：The configuration of the present invention is simple, occupation area of equipment is small,
Small investment flexible can realize a variety of useless of different regrown materiaves according to waste asphalt mixture performance, engineer application grade
Old asphalt mixture regenerates entirely, is conducive to the application and popularization of full regeneration techniques, have considerable economic benefit, social benefit and
Environmental benefit；
Traditional material bucket structure is split into 4 parts, each section material capacity by primary accurate measurement feeding device innovation
It is small, to solve the problems, such as that traditional big volume feed bin material is easy the technical bottleneck of card resistance, clogged up with material is inherently thoroughly solved,
Ensure the continuity of material metering, and realizes accurate measurement feed；
Primary accurate measurement feeding device uses a variety of metering forms such as STATIC QUANTITATIVE metrological service, dynamic flow metrological service,
Complementation check and correction, realizes accurate measurement；
Each feed bin is all made of independent metering form in primary accurate measurement feeding device, in addition can flexibly add various aggregates
Into the reserved metering units of primary accurate measurement feeding device, grading is adjusted, improves new pitch mixture performance；
Drying heated material carries out indirectly heat using high warm flue gas to waste asphalt mixture, and heating is mild, to waste and old
Asphalt destroys few.Waste asphalt mixture enters roller, 600 DEG C or so of the hot cigarette that hot air generator generates from one end
Gas enters roller from other end adverse current, and the efficiency of heating surface is high, not only can guarantee that waste asphalt mixture was heated to 120-160 DEG C, but also keep away
The aging of waste asphalt mixture and the generation of glance coal are exempted from；Simultaneously realize drying heating, thermal current circulating energy-saving utilize and
The depositing dust feature of environmental protection.
Two level measures agitating device and is used to require selection increasing virgin material, waste asphalt mixture, various liquid according to grading
The materials such as body, powder, modified material, regenerative agent and pitch carry out accurate measurement, and plain asphalt, modified pitch, breast may be implemented
Change the environmentally friendly, energy saving of pitch etc. and efficient full regeneration function；The temporary thick weighing mechanism feeds back to doses information described first
Grade accurate measurement feeding device, makes primary accurate weighing feeding device adjust feed quantity in time, and synchronous adjustment hot wind fills
The fuel consumption set, to ensure continuous, the security and reliability of entire production procedure.
Stirring emission-control equipment is connected with a mixing bowl, the various gases for handling agitating device generation, and described is useless
Flash Gas Compression Skid System includes control valve, can include according to the how much carry out proportion adjustments for generating exhausted air quantity, emission-control equipment
Degreasing unit, plasma apparatus, photodissociation device and adsorbent equipment etc., emission-control equipment front end connect water mist sorption enhanced machine
Structure, the water vapour for removing emulsified asphalt generation, reaches conventional regeneration equipment and cannot achieve the regenerated function of emulsified asphalt；
Multi-stage flue gas purifying silencer processing unit, the flue gas part that waste asphalt mixture generates during heating use spiral shell
Rotation progressive mode enters hot wind generating mechanism and is mixed and burned, and realizes heat energy recycling, realizes energy-efficient；Another part
Mixed organization is atomized by initial cycle dust-falling mechanism, secondary cycle dust-falling mechanism, primary flue dust adsorbing mechanism, adhesive agent first
After a gas cleaning, deeply secondary flue gas purification and will be purified twice by air-introduced machine is carried out through bag filter thereafter
After carrying out filtration, purification three times in flue gas feeding two level flue dust adsorbing mechanism, reaches and give off clean sky higher than environmental requirement
Gas, while reaching equipment noise reduction requirement, substantially improve production operation environment.
Compared with prior art, the present invention passes through primary accurate measurement feed, and+two level metering stirring+adds metrology feedback outside
The innovative technology technique that+multi-stage flue gas purifying silencer is handled+stirs exhaust-gas treatment+integrated automation control realizes that waste asphalt is mixed
Close environmentally friendly, the energy saving and efficient full regeneration function of material.
Description of the drawings
With reference to the accompanying drawings and embodiments, the structure and features of the present invention is described further.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of heretofore described primary accurate measurement feeding device.
In attached drawing 1 and Fig. 2,1. primary accurate measurement feeding devices, 1-1. batch hoppers, 1-2. STATIC QUANTITATIVEs metrological service,
1-3. dynamic material temporary storing bins, 1-4. dynamic flows metrological service, 1-5. gather materials belt conveyor, 2-1. elevators, 2-2.
Initial cycle dust-falling mechanism, 2-3. secondary cycle dust-falling mechanisms, 2-4. Dryings, 2-5. hot wind generating mechanisms, 2-6. flue gases connect
Take over road, 3-1. primary flue dust adsorbing mechanisms, 3-2. adhesive agent storage tanks, 3-3. adhesive agent transfer passages, 3-4. exhaust gases passes,
3-5. adhesive agents are atomized mixed organization, 3-6. tobacco powder hybrid channel, 3-7. bag filters, the first screw conveyors of 3-8., 3-
9. air-introduced machine, 3-10. two level flue dust adsorbing mechanisms, 3-11. chimneys, 4-1. keeps in thick weighing mechanism, 4-2. secondary measurements mechanism,
4-3. recycles powder metrological service, 4-4. a mixing bowls, 4-5. finished product material temporary storing bins, 4-6. construction splicing trolleys, the metering of 4-7. fillings
Feedback mechanism, 4-8. liquid store conveying mechanism, and 4-9. powders store conveying mechanism, and 4-10. modified materials store conveyer
Structure, 4-11. regenerative agents add mechanism, 5-1. exhaust gas interface channels, 5-2. water mist sorption enhanceds mechanism, 5-3. exhaust gas processors
Structure, 5-4. air-introduced machines, 5-5. chimneys, 6. second screw conveyors, 7. dry powder humidifiers, 8. flue gases trend, 9. reworked materials are walked
To, 10. exhaust gas trend, 11. adhesive agents trend.
Specific implementation mode
It is a kind of embodiment of the present invention referring to Fig. 1 and Fig. 2, discloses a kind of waste asphalt mixture complete-regeneration equipment,
It is stirred including primary accurate measurement feeding device 1, drying and heating device 2, multi-stage flue gas purifying silencer processing unit 3, two level metering
Device 4, stirring emission-control equipment 5, the second screw conveyor 6, dry powder humidifier 7 and automatic control system are mixed,
The primary accurate measurement feeding device 1 includes the batch hopper 1-1 set gradually from top to bottom, STATIC QUANTITATIVE metrological service
1-2, dynamic material temporary storing bin 1-3, dynamic flow metrological service 1-4 and the belt conveyor 1-5 that gathers materials；
The belt conveyor 1-5 output ends that gather materials are connected with elevator 2-1；
The drying and heating device includes the Drying 2-4 being connect with elevator 2-1 output ends and connects with Drying 2-4 input terminals
Initial cycle the dust-falling mechanism 2-2, the initial cycle dust-falling mechanism 2-2 connect is connected with secondary cycle dust-falling mechanism 2-3 in turn
With hot wind generating mechanism 2-5, the hot wind generating mechanism 2-5 with the Drying 2-4 output ends by connecting to form a drying
Heat cycles depositing dust channel；The secondary cycle dust-falling mechanism 2-3 discharge gates are connected with dry powder humidifier 7；
The multi-stage flue gas purifying silencer processing unit includes the primary flue dust connected successively with the secondary cycle dust-falling mechanism 2-3
Adsorbing mechanism 3-1 and adhesive agent atomization mixed organization 3-5, the primary flue dust adsorbing mechanism 3-1 and adhesive agent are atomized mixing machine
Structure 3-5 passes through the exhaust gases passes 3-4 connections；The adhesive agent atomization mixed organization 3-5 passes through the adhesive agent transfer passage
3-3 is connect with adhesive agent storage tank 3-2；The adhesive agent atomization mixed organization 3-5 and bag filter 3-7 passes through the tobacco powder
Hybrid channel 3-6 connections, the sides the bag filter 3-7 are connected with air-introduced machine 3-9, two level flue dust absorption noise reducing mechanism in turn
3-10 and chimney 3-11, the bag filter pass through the first screw conveyor 3-8 and adhesive agent storage tank equipped with discharge gate
3-2 connections, the adhesive agent storage tank 3-2 are equipped with the new adhesive agent entrance for new adhesive agent to be replenished in time；
The secondary measurement agitating device include and the Drying 2-4 it is sequentially connected keep in thick weighing mechanism 4-1, secondary meter
Measuring mechanism 4-2, a mixing bowl 4-4 and the sides finished product material temporary storing bin 4-5, a mixing bowl 4-4 are connected with filling metrology feedback mechanism
4-7, filling metrology feedback mechanism 4-7 are connected separately with liquid storage conveying mechanism 4-8, powder storage conveying mechanism 4-
9, modified material storage conveying mechanism 4-10 and regenerative agent addition mechanism 4-11 etc.；The a mixing bowl 4-4 is connected with recycling powder meter
Measuring mechanism 4-3, the recycling powder metrological service 4-3 pass through in the second screw conveyor 6 and secondary cycle dust-falling mechanism 2-3
No. 2 material mouth connections.
The stirring emission-control equipment 5 includes passing sequentially through exhaust gas interface channel 5-1 with a mixing bowl 4-4 to connect
Water mist sorption enhanced mechanism 5-2, waste gas treatment mechanism 5-3, air-introduced machine 5-4 and chimney 5-5.
The automatic control system automatically controls waste asphalt mixture complete-regeneration equipment and completes entire production procedure.
When in use, the different-grain diameter waste asphalt mixture after crushing and screening leads to the embodiment of the present invention successively
Primary accurate measurement feeding device 1, elevator 2-1 and Drying 2-4 are crossed, the old asphalt mixture after heating, drying enters two level
Agitating device 4 is measured, qualified asphalt mixture is produced and progress pavement construction operation in construction splicing trolley 4-6 is added；It is waste and old
Asphalt heats the partial fume that link generates by drying and passes through multi-stage flue gas purifying silencer processing unit 3, and filtering is net
Cleaning gas environment protection emission is realized after change；The exhaust gas that two level metering agitating device 4 is generated when handling waste asphalt mixture, warp
Stirring emission-control equipment 5 realizes environmental clean discharge after handling.
The primary accurate measurement feeding device 1 is temporary by batch hopper 1-1, STATIC QUANTITATIVE metrological service 1-2, dynamic material
Storage 1-3 and dynamic flow metrological service 1-4 combine to form primary accurate measuring device 1, meanwhile, primary accurate measuring device 1
It is selective to reserve multiple units, meets the addition demand of job specfication, promotes the apparatus adaptability, when specific works, by broken
Different size waste asphalt mixture is sent in broken screening individually to be stored into batch hopper 1-1, opens the movable blowing of batch hopper 1-1
Door, material enter after STATIC QUANTITATIVE metrological service 1-2 is weighed and enter in dynamic material temporary storing bin 1-3, controlled by automating
System 8 processed makes dynamic material temporary storing bin 1-3 be in not scarce material continuous feeding state always, and dynamic flow metrological service 1-4 is to coming
Dynamic flowing conveying metering is carried out from the various specifications material of dynamic material temporary storing bin 1-3；The material of different size passes through static state
Quantitative metering mechanism 1-2 and dynamic flow metrological service 1-4 realizes that error is complementary, real under the control of automatic control system 8
The now accurate measurement of each specification material, to meet the accurate implementation of follow-up each link, the material after accurate measurement is in the belt that gathers materials
It is sequentially sent to elevator 2-1 and Drying 2-4 under the action of conveying mechanism 1-5, drying heating is carried out to material.
Traditional material bucket structure is split into 4 parts, each portion by above-mentioned primary accurate measurement feeding device 1 innovation
Divide material capacity small, to solve the problems, such as that big volume feed bin material is easy the technical bottleneck of card resistance, inherently thoroughly solves object
Material obstruction, and realize accurate measurement feed.
Hot wind generating mechanism 2-5 in the drying heating system device 2 generates hot gas, and is added by hot gas adverse current
Material in hot Drying 2-4 after being heated to desired whipping temp, puts into temporary thick weighing mechanism 4-1 and keep the temperature temporarily
It is thick before depositing and stirring to weigh, it plays anti-to feed quantity in waste asphalt mixture crushing and screening, primary accurate measurement feeding device 1
Feedforward information.When specific works, Drying 2-4 enters secondary cycle via the recycling powder after initial cycle dust-falling mechanism 2-2 depositing dusts
Two level depositing dust is carried out in dust-falling mechanism 2-3 and is stored, when recycling powder is in bituminous mixture, secondary cycle dust-falling mechanism
The material mouth of the bottoms 2-3 1 is normally closed, and No. 2 material mouths are normally opened, and recycling powder enters recycling powder metrological service 4-3, warp through screw conveyor B 6
It crosses after the metering of recycling powder metrological service 4-3 to enter in a mixing bowl 4-4 and be used as powder；Powder is recycled not have in asphalt
When in production, No. 2 material mouths are normally closed, and close recycling powder through screw conveyor B 6, that is, cut off the confession that powder is recycled in whipping process
It gives, No. 1 material mouth is normally opened, by harmless treatment after 7 depositing dust of recycling powder feeding dry powder humidifier.
The heat smoke being collected by initial cycle dust-falling mechanism 2-2 enters secondary cycle depositing dust machine through fume ducts
After the filtering of structure 2-3 depositing dusts, a part enters hot wind generating mechanism 2-5 secondary returning burning-offs and removes harmful substance, while flue gas heat obtains
To recycle, reach energy saving purpose；Another part flue gas enters primary flue dust adsorbing mechanism 3-1, the cigarette after primary adsorb
Gas enters adhesive agent by exhaust gases passes 3-4 and is atomized mixed organization 3-5, with the attachment conveyed in adhesive agent storage tank 3-2
Agent is fully atomized mixing, mixed tobacco powder（Flue gas and powder mixture）Enter bag filter by tobacco powder hybrid channel 3-6
Into promoting the circulation of qi, powder isolation of purified dedusting, flue gas is sent to two level flue dust to adsorb by the flue gas after purifying and dedusting through air-introduced machine 3-9 to drop 3-7
The further taste removal adsorption cleanings of the mechanism that makes an uproar 3-10 and noise reduction, make up to higher than environmental emission standard requirement, by chimney 3-11
It is emitted into air.
Adhesive agent is fully atomized mixed with flue gas after, through bag filter 3-7 filter, be attached with the powder of flue gas harmful substance
Dirt is delivered to adhesive agent storage tank 3-2 by screw conveyor A 3-8 and recycles, when detecting that the flue gas harmful substance of attachment reaches
To after saturation state, be reserved in the positions screw conveyor A 3-8 discharge gate open discharge, it is carried out pollution-freeization handle or
It recycles, saves material as stirring raw material.
The two level metering agitating device 4 at work, is heated to require the material of temperature free in Drying 2-4
Blanking carries out the thick weighing before heat preservation is kept in and stirred, to the primary accurate measurement into thick weighing mechanism 4-1 is kept in
Feed quantity feedback information in feeding device 1 makes the adjustment feed quantity in time of primary accurate measurement feeding device 1, and synchronous adjustment heat
The fuel consumption of wind generating mechanism 2-5, to ensure continuous, the security and reliability of entire production procedure, from temporary thick title
The material exported in measuring mechanism 4-1 finally stirred in secondary measurement mechanism 4-2 before accurate measurement, later enter stirring
It is stirred in cylinder 4-4.
According to Bituminous concrete surface quality in the waste asphalt mixture of recycling and job specfication requirement in whipping process, outside is needed
Add each class I liquid I（It is aqueous, not aqueous）, powder（Lime, cement and miberal powder etc.）, modified material（Fiber, anti-rut agent
Deng）, regenerative agent etc., selection is respectively by liquid storage conveying mechanism 4-8, powder storage conveying mechanism 4-9, modified material storage
Conveying mechanism 4-10 and regenerative agent addition mechanism 4-11 etc. are controlled by filling metrology feedback mechanism 4-7 in automatic control system 8
The lower metering of system is added to a mixing bowl and is stirred, and the finished product material for meeting job specfication requirement is produced by stirring.
Add each class I liquid I in outside（It is aqueous, not aqueous）Including all kinds of drips such as such as protoplasm pitch, modified pitch, emulsified asphalt
Blueness also includes other for improving all kinds of aqueous or not liquid, aqueous of full recycling asphalt mixtures performance.
The qualified finished product material that a mixing bowl 4-4 is produced under above-mentioned all operating modes is launched in finished product material temporary storing bin 4-5
Heat preservation storage is carried out, splicing trolley 4-6 to be onstructed reaches blowing after stop, and loading and the transport for completing finished product material are existing to constructing
, carry out engineering construction.
It is described stirring emission-control equipment 5 in water mist sorption enhanced mechanism 5-2, by the vapor come out in a mixing bowl,
The various harmful substance sorption enhanceds such as glance coal, and the vapor in conversion absorption tail gas is recycled again, it is converted through water mist
Treated that exhaust gas enters waste gas treatment mechanism 5-3 by absorption plant 5-2, further by exhaust gas it is various it is toxic, be harmful to, have peculiar smell
Ingredient cleaning processing, make up to higher than after environmental emission standard through being discharged by chimney 5-5 by air-introduced machine 5-4.
The foregoing is only a preferred embodiment of the present invention, therefore cannot be limited the scope of implementation of the present invention with this, this
The design concept of invention is not limited thereto, i.e., the equivalence changes done according to scope of the present invention patent and description with
Modification carries out the present invention using this design the change of unsubstantiality, all should still remain within the scope of the patent, belong to
Invade the behavior of the scope of the present invention.
Claims (7)
1. a kind of waste asphalt mixture complete-regeneration equipment, including primary accurate measurement feeding device, drying and heating device, multistage
Gas cleaning denoising device, two level metering agitating device, stirring emission-control equipment and automatic control system, feature exist
In：
The primary accurate measurement feeding device includes the batch hopper set gradually from top to bottom, STATIC QUANTITATIVE metrological service, moves
State material temporary storing bin, dynamic flow metrological service and the belt conveyor that gathers materials；
The belt conveyor output end that gathers materials is connected with elevator；
The drying and heating device includes the Drying being connect with elevator output end and the primary that is connect with Drying input terminal
Dust-falling mechanism is recycled, the initial cycle dust-falling mechanism is connected with secondary cycle dust-falling mechanism and hot wind generating mechanism, institute in turn
Hot wind generating mechanism is stated to form a drying heat cycles depositing dust channel by connecting with the Drying output end；The two level is followed
Ring dust-falling mechanism discharge gate is connected with dry powder humidifier；
The multi-stage flue gas purifying silencer processing unit includes and the sequentially connected primary flue dust of the secondary cycle dust-falling mechanism
Adsorbing mechanism and adhesive agent are atomized mixed organization, and the adhesive agent atomization mixed organization is connect with adhesive agent storage tank, and described
Adhesive agent atomization mixed organization is also connect with bag filter, and the bag filter side is connected with air-introduced machine, two level in turn
Flue dust adsorbs noise reducing mechanism and chimney, the bag filter are deposited by the first screw conveyor equipped with discharge gate with adhesive agent
Storage tank connects, and the adhesive agent storage tank is equipped with the new adhesive agent entrance for new adhesive agent to be replenished in time；
The secondary measurement agitating device include and the Drying discharge end it is sequentially connected keep in thick weighing mechanism, secondary meter
Measuring mechanism, a mixing bowl and finished product material temporary storing bin；
The a mixing bowl side is connected with filling metrology feedback mechanism, and filling metrology feedback mechanism is connected separately with liquid and deposits
Store up conveying mechanism, powder storage conveying mechanism, modified material storage conveying mechanism and regenerative agent addition mechanism etc., wherein institute
Liquid storage conveying mechanism is stated for conveying aqueous and being free of aqueous liquid, the powder in powder storage conveying mechanism includes
Lime, cement and miberal powder for improving full recycling asphalt mixtures performance, the modified material storage conveying mechanism is for defeated
Send modified material fiber and anti-rut agent；The a mixing bowl is connected with recycling powder metrological service, and the recycling powder metrological service is logical
The second screw conveyor is crossed to connect with the secondary cycle dust-falling mechanism discharge gate；
The stirring emission-control equipment includes and a mixing bowl sequentially connected water mist sorption enhanced mechanism, exhaust gas processor
Structure, air-introduced machine and chimney.
2. waste asphalt mixture complete-regeneration equipment according to claim 1, it is characterised in that：It is described to keep in thick weighing machine
It is equipped with insulating and heating mechanism outside structure, secondary measurement mechanism, a mixing bowl and finished product material temporary storing bin, avoids the adhesion of material.
3. waste asphalt mixture complete-regeneration equipment according to claim 1, it is characterised in that：The Drying will be waste and old
Asphalt mixture heating is to 120-160 DEG C.
4. waste asphalt mixture complete-regeneration equipment according to claim 1, it is characterised in that：The hot wind generating mechanism
550-600 DEG C of hot gas adverse current is generated to heat the waste asphalt mixture inside Drying.
5. waste asphalt mixture complete-regeneration equipment according to claim 1, it is characterised in that：The rabbling mechanism and institute
It states between secondary measurement mechanism using flexible connection.
6. waste asphalt mixture complete-regeneration equipment according to claim 1, it is characterised in that：The automation control system
The system control primary accurate measurement feeding device, drying and heating device, multi-stage flue gas purifying silencer processing unit, two level metering
Coordinated operation between agitating device and stirring emission-control equipment.
7. waste asphalt mixture complete-regeneration equipment according to claim 1, it is characterised in that：The waste gas treatment mechanism
, can be according to the how much carry out proportion adjustments for generating exhausted air quantity equipped with control valve.
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| CN201810723831.XA CN108708250B (en) | 2018-07-04 | 2018-07-04 | Full regeneration facility of old and useless asphalt mixture |
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|---|---|---|---|
| CN201810723831.XA CN108708250B (en) | 2018-07-04 | 2018-07-04 | Full regeneration facility of old and useless asphalt mixture |
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| CN108708250B CN108708250B (en) | 2024-01-05 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109322227A (en) * | 2018-11-21 | 2019-02-12 | 无锡锡通工程机械有限公司 | A kind of asphalt mixing plant with synchronization and double measure |
| CN109338853A (en) * | 2018-11-21 | 2019-02-15 | 无锡锡通工程机械有限公司 | A kind of synchronization and the regeneration of double measure and primary integrated asphalt mixing plant |
| CN110344305A (en) * | 2019-08-14 | 2019-10-18 | 福建泉成机械有限公司 | A kind of asphalt regenerative device and method |
| CN112030670A (en) * | 2020-09-07 | 2020-12-04 | 福建省铁拓机械股份有限公司 | Equipment and process for preparing asphalt mixture |
| CN114990962A (en) * | 2022-06-22 | 2022-09-02 | 浙江金航路桥工程有限公司 | Asphalt mixing plant |
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