CN205893870U - Bituminous mixture drying system - Google Patents
Bituminous mixture drying system Download PDFInfo
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- CN205893870U CN205893870U CN201620872141.7U CN201620872141U CN205893870U CN 205893870 U CN205893870 U CN 205893870U CN 201620872141 U CN201620872141 U CN 201620872141U CN 205893870 U CN205893870 U CN 205893870U
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Abstract
The utility model discloses a bituminous mixture drying system, including the charge door of discharging fume, barrel, rolling ring, compensator, drive mechanism, support, discharge box, firebox, ignition shower nozzle, flame detector, combustor, axial limiting idler wheel, defeated oil pipe, blowpit, air -blower, support rolls, drive arrangement. This bituminous mixture drying system adopts heating structure against the current, and the improvement aggregate has increased thermal exchange at inside the drum's detention time, has improved the thermal efficiency, and simple structure, easy maintenance, environmental pollution is little.
Description
Technical field
This utility model is related to a kind of asphalt production equipment field, more particularly, to a kind of asphalt drying system.
Background technology
Hot-mix asphalt mixture is the material of making High Grade Bitumen Pavement.Its construction technological process is by different-grain diameter
Slightly, fine aggregate is through artificial proportioning, Hybrid Heating, then mixes and stirs institute together with the heated bitumen with proper proportion and breeze at the specified temperature
The compound obtaining.
With the fast development of China's economy, the increasingly increase of the volume of traffic is so that the highway construction of China presents height
Fast momentum of development, especially in high-grade highway, asphalt plays important role, because surface layer has high intensity
With suitable rigidity, good stability, dry shrinkage and temperature contraction distortion is little, surfacing, the advantages of closely knit, increasingly
How adopted by road design person.In addition, asphalt mixing plant is as the common equipment in asphalt pavement construction, get more and more
Put in actual production process.Under the influence of national regulation and control policy, the fast development of highway construction, middle-size and small-size Colophonium
Mixing plant can not meet the needs of road construction, and large-scale bituminous mixing plant has had become as the mainstay of asphalt production,
Become the main product in market.With being continuously increased of bituminous mixing plant yield, raising that quality of asphalt mixtures is required,
The requirement of the aspects such as environmental protection, energy efficient and dry heating system consume energy in the course of the work greatly, pollutant emission greatly, cylinder
The thermal efficiency is low, and the key component drying heating system of equipment is put forward higher requirement.The quality of its performance is to Colophonium
The quality of production has important impact.
Content of the invention
In order to solve the problems, such as that the power consumption of existing drying heating system is big, the cylinder thermal efficiency is low；This utility model provides a kind of drip
Blue or green compound drying system, this asphalt drying system adopts adverse current heating arrangement, improves aggregate stagnant in drums inside
Stay the time, increased the exchange of heat, improve the thermal efficiency；And structure is simple, easy to maintenance, environmental pollution is little.
This utility model solves its technical problem and be the technical scheme is that a kind of asphalt drying system, bag
Include smoke evacuation charge door, cylinder, rolling ring, compensator, drive mechanism, support, discharge box, fire-box, igniting shower nozzle, flame detector,
Burner, axial limiting roller, petroleum pipeline, blowpit, aerator, back-up roller wheel, driving means；It is connected with the left of described cylinder
Smoke evacuation charge door, right side is provided with discharge box；Cylinder is supported in back-up roller wheel by rolling ring, is provided with swollen between cylinder and rolling ring
Contracting part, rolling ring is connected with support by four back-up roller wheels；Driving means are provided with support, driving means pass through chain-driving
It is arranged on the drive mechanism on cylinder；It is connected with fire-box, bottom is provided with blowpit on the right side of discharge box；Burner is arranged under cylinder
End central hole, one end is provided with igniting shower nozzle, and the other end is connected with fire-box, is provided with flame detector in the middle of burner and fire-box；
Petroleum pipeline is connected with fire-box；Cylinder lower end is provided with aerator.
Preferably, described cylinder mounted angle is 5 °～8 °, spacing by axial limiting roller.
Preferably, described cylinder is divided into feed zone, heat exchange zone, combustion zone, discharge zone four part, and discharge zone is provided with obtuse angle
Shape blade, be easy to aggregate rapidly lift feeding feed box aggregate exit chute draw off.
Preferably, described feed zone is provided with helical blade, quickly can import aggregate in cylinder and quickly move forward.
Preferably, described heat exchange zone is provided with square blade, the heat transfer process between strengthening combustion gas and aggregate, makes material
Can be more be distributed on barrel, reduces thermal loss, improves the life-span of equipment.
Preferably, described combustion zone is provided with t type blade, and the both wings of this blade can make aggregate stay in wherein, so not only
Avoid the directly contact of aggregate and flame, decrease the unburnt loss being caused by aggregate stick-down due to fuel, with
When also protect barrel, decrease the dispersed heat by barrel and the deformation being caused by high-temperature baking cylinder.
This utility model, a kind of asphalt drying system: for the dedusting of heating, drying aggregate and aggregate, by aggregate
It is heated to the temperature being obtained in that required for high quality asphalt compound.In order to exclude the moisture in aggregate, drying system provides
A certain amount of heat, moisture in aggregate is dried and changes into vapor, the temperature required for being simultaneously heated to aggregate.Dry system
While system carries out aggregate drying, the dust in aggregate in the presence of aerator is also discharged therewith.
Elongated cylindrical cylinder is supported on roller by rolling ring, and cylinder is supported by four rolling, each rolling ring following two,
Large-scale cylinder is with eight roller supportings (one group two).Roller is rack-mount, thus bearing whole Drying weight by support
Amount.Generally 5 °～8 ° of cylinder mounted angle, spacing by axial limiting roller.Bituminous mixture blending equipment adopts reverse-flow baking
Dry technique, burner is arranged on cylinder lower end central hole.The flame spraying goes upward to exhaust opening along along cylinder and arranges to dust pelletizing system.
Gather materials and put into, from the high-end charging box of cylinder, the flame reverse convection in Drying, spraying with burner, by unloading after the dehydration that heats up
Hopper is discharged, and enters lifting in hot aggregate elevator.
A kind of this utility model asphalt drying system, its advantage is:
1) this asphalt drying system production procedure is simple, and environmental pollution is little, energy saving, small investment；
2) this asphalt drying system enough makes aggregate form rational material curtain in motor process, improves aggregate in rolling
Holdup time within cylinder, increased the exchange of heat, improve the thermal efficiency；
3) this asphalt drying system has sufficiently large space, does not cause pressure mistake after inner air expanded by heating
Greatly, cause dust loss；Play important function to reducing exhaust emission.
Brief description
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is a kind of structural representation of this utility model asphalt drying system.
Fig. 2 is a kind of partial sectional view of this utility model asphalt drying system.
In figure, 1, smoke evacuation charge door, 2, cylinder, 3, rolling ring, 4, compensator, 5, drive mechanism, 6, support, 7, drive dress
Put, 8, discharge box, 9, fire-box, 10, igniting shower nozzle, 11, flame detector, 12, burner, 13, axial limiting roller, 14, defeated
Oil pipe, 15, blowpit, 16, aerator, 17, back-up roller wheel, 21, feed zone, 22, heat exchange zone, 23, combustion zone, 24, discharging
Area, 25, helical blade, 26, square blade, 27, t type blade, 28, blunt angle blades.
Specific embodiment
Refer to Fig. 1, Fig. 2, this specific embodiment, including smoke evacuation charge door, cylinder, rolling ring, compensator, drive mechanism,
Support, discharge box, fire-box, igniting shower nozzle, flame detector, burner, axial limiting roller, petroleum pipeline, blowpit, air blast
Machine, back-up roller wheel, driving means；It is connected with smoke evacuation charge door, right side is provided with discharge box on the left of described cylinder；Cylinder passes through rolling
Circle is supported in back-up roller wheel, is provided with compensator, rolling ring is connected with support by four back-up roller wheels between cylinder and rolling ring；?
Driving means are provided with frame, driving means are arranged on the drive mechanism on cylinder by chain-driving；Connect on the right side of discharge box
There is fire-box, bottom is provided with blowpit；Burner is arranged on cylinder lower end central hole, and one end is provided with igniting shower nozzle, the other end with
Fire-box connects, and is provided with flame detector in the middle of burner and fire-box；Petroleum pipeline is connected with fire-box；Cylinder lower end is provided with air blast
Machine.
Refer to Fig. 1, Fig. 2, described cylinder mounted angle is 5 °～8 °, spacing by axial limiting roller.Refer to figure
1st, Fig. 2, described cylinder is divided into feed zone, heat exchange zone, combustion zone, discharge zone four part, and discharge zone is provided with blunt angle blades, just
Lift rapidly feeding feed box aggregate exit chute in aggregate to draw off.
Refer to Fig. 1, Fig. 2, described feed zone is provided with helical blade, can quickly aggregate be imported in cylinder and quick to
Front movement.
Refer to Fig. 1, Fig. 2, described heat exchange zone is provided with square blade, the heat exchange between strengthening combustion gas and aggregate
Journey, enables more being distributed on barrel of material, reduces thermal loss, improves the life-span of equipment.Refer to Fig. 1, Fig. 2, institute
State combustion zone and be provided with t type blade, the both wings of this blade can make aggregate stay in wherein, in so avoiding aggregate and flame
Directly contact, decreases the unburnt loss being caused by aggregate stick-down due to fuel, also protects barrel simultaneously, reduces
The deformation being caused by the dispersed heat of barrel and by high-temperature baking cylinder.
Above in conjunction with accompanying drawing, exemplary description is carried out to this utility model it is clear that of the present utility model realize not being subject to
The restriction of aforesaid way, as long as employing the various improvement that technical solutions of the utility model are carried out, or not improved says this practicality
New design and technical scheme are applied to other occasions, all in protection model of the present utility model.
Claims (6)
1. a kind of asphalt drying system, including smoke evacuation charge door, cylinder, rolling ring, compensator, drive mechanism, support, unloads
Hopper, fire-box, igniting shower nozzle, flame detector, burner, axial limiting roller, petroleum pipeline, blowpit, aerator, back-up roller
Wheel, driving means；It is characterized in that: it is connected with smoke evacuation charge door on the left of described cylinder, right side is provided with discharge box；Cylinder passes through
Rolling ring is supported in back-up roller wheel, is provided with compensator between cylinder and rolling ring, and rolling ring is connected with support by four back-up roller wheels；
Driving means are provided with support, driving means are arranged on the drive mechanism on cylinder by chain-driving；Connect on the right side of discharge box
It is connected to fire-box, bottom is provided with blowpit；Burner is arranged on cylinder lower end central hole, and one end is provided with igniting shower nozzle, the other end
Connect with fire-box, in the middle of burner and fire-box, be provided with flame detector；Petroleum pipeline is connected with fire-box；Cylinder lower end is provided with air blast
Machine.
2. a kind of asphalt drying system according to claim 1 it is characterised in that: described cylinder mounted angle is
5 °～8 °, spacing by axial limiting roller.
3. a kind of asphalt drying system according to claim 1 it is characterised in that: described cylinder is divided into charging
Area, heat exchange zone, combustion zone, discharge zone four part, discharge zone is provided with blunt angle blades.
4. a kind of asphalt drying system according to claim 3 it is characterised in that: described feed zone is provided with spiral
Blade.
5. a kind of asphalt drying system according to claim 3 it is characterised in that: described heat exchange zone is provided with directly
Angle blades.
6. a kind of asphalt drying system according to claim 3 it is characterised in that: described heat exchange zone is provided with directly
Angle blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620872141.7U CN205893870U (en) | 2016-08-12 | 2016-08-12 | Bituminous mixture drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620872141.7U CN205893870U (en) | 2016-08-12 | 2016-08-12 | Bituminous mixture drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205893870U true CN205893870U (en) | 2017-01-18 |
Family
ID=57782085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620872141.7U Active CN205893870U (en) | 2016-08-12 | 2016-08-12 | Bituminous mixture drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205893870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986518A (en) * | 2019-10-24 | 2020-04-10 | 长安大学 | Building stones wash integrative device of drying |
-
2016
- 2016-08-12 CN CN201620872141.7U patent/CN205893870U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986518A (en) * | 2019-10-24 | 2020-04-10 | 长安大学 | Building stones wash integrative device of drying |
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