CN103206839B - Continuous operation system for carrying out hot pressing, drying and dehydrating on high-moisture sticky or non-sticky wet stocks - Google Patents
Continuous operation system for carrying out hot pressing, drying and dehydrating on high-moisture sticky or non-sticky wet stocks Download PDFInfo
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Abstract
The invention discloses a continuous operation system for carrying out hot pressing, drying and dehydrating on high-moisture sticky or non-sticky wet stocks. The continuous operation system comprises a transporter, a moving depiler, a plurality of unit hot-pressing and drying machines, a gas feeding and pumping system, crushing mechanisms and a transportation system, wherein the gas feeding and pumping system is connected with the plurality of unit hot-pressing and drying machines; the crushing mechanisms are respectively arranged at outlet parts of the plurality of unit hot-pressing and drying machines; and the transportation system comprises a first transporter communicated with the outlet parts of the crushing mechanisms respectively, and a second transporter connected with an outlet part of the first transporter. The continuous operation system integrates the autocontrol technologies of mechanics, electronics, thermal power engineering and computers to automatically control the running and monitoring, so as to realize the continuous drying and dehydrating operations of the high-moisture wet stocks; and the system is used for processing the sticky or non-sticky wet stocks, thereby being high in automation level, and free from dust explosive danger; and the moisture of the dried stocks is dehydrated without phase change or less phase change, and an energy-saving effect is obvious.
Description
Technical field
The invention belongs to the fields such as environmental protection, chemical industry and mine, relate to the technology such as solid waste utilization, mummification upgrading or energy-saving and emission-reduction, specifically, relate to one height is contained to water viscosity or non-sticky wet stock, implement the hot pressing mummification dehydration technique that mechanical force dehydration and heating power drying and dehydrating intersect, and then mummification removes wet stock moisture, significantly improve its saving fortune characteristic or improve its quality.
Background technology
Height refers to municipal sludge, various industrial sludge or other high moisture bulk material containing water viscosity or non-sticky wet stock.The materials such as municipal sludge, paper mill sludge, printing and dyeing sludge or milltailings are the inevitable products of its production technology, what have contains certain organic principle, what have contains certain inorganic mineral composition, and it still contains certain biomass energy, heat energy or mineral resources.This type of material be obtain through mechanical filter or centrifugal dehydration there is the large and moisture content high of typical fine size, viscosity, can not be from forming shape, saving fortune characteristic extreme difference, follow-up processing and utilization are seriously hindered, so that be degraded into the byproduct of production technology, not only serious waste energy resources, also formed secondary pollution, generally face processing and the sustainable development of minimizing, innoxious and resource.
At present, for processing again of the moisture viscous material of above-mentioned height, generally adopt heating power drying and dehydrating mummification decrement and improve the characteristic of its saving fortune, for follow-up innoxious and resource lays the foundation.Heating power is dry is directly or indirectly to input heat energy from extraneous to material, moisture evaporation in material is removed, taking drum-type convection drying and spiral contact drying as example, drying operation generally includes the process equipment links such as thermal source supply, sealing feed, main drying, sealing discharging, air inducing and dedusting recovery, because drying operation is originally as power consumption operation, account at present 15% of China's industrial consumption energy, in addition the complexity of process system, makes the further minimizing of above-mentioned material, road innoxious and resource be subject to the serious restriction of technology, energy consumption and operating cost.
On the other hand, China's lignite resource is abundant, and prediction accounts for 41.18% of national coal prognostic resources.The former moisture content of coal of brown coal and volatile matter content are high, and calorific value is low, ash fusion point low (approximately 1150 DEG C), and the characteristic of grindability index low (50～70), determines that brown coal are mainly used in generation driving force coal, to its drying and dehydrating upgrading, can improve calorific value and save cost of transportation.But at present, brown coal drying and upgrading is also confined to apply drum-type drying and dehydrating technology, not only power consumption is serious, carbon emission amount is high, in dry run, cross crushing phenomenon serious, follow-up wet dedusting water consumption is large, and air pollution is serious, and key is that brown coal burning-point is low, very easily cause coal-dust explosion, corresponding security precautions technology measure must be set in production technology.
Summary of the invention
The object of this invention is to provide a kind ofly for the moisture wet stock treatment facility of height, integrated machinery, electric, Thermal Power Engineering and computer automatic control technology are in one auto-controll operation and monitoring, to realize the continuous mummification dewatering operation to the moisture wet stock of height.
For achieving the above object, the invention provides a kind ofly high containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, this system comprises:
A transporter, for delivery of material;
A mobile depiler, transports material on mobile depiler by transporter;
Some unit hot pressing desiccation machines, by mobile described mobile depiler between some unit hot pressing desiccation machines, provide material in unit hot pressing desiccation machine, for drying and other treatment by mobile depiler;
A gas that connects some unit hot pressing desiccation machines feeds and extraction system, this gas feeds with extraction system and comprises: the compressed air being made up of admission line and the pipeline of giving vent to anger that is connected some unit hot pressing desiccation machines feeds and extracts assembly out, and the steam being made up of admission pipeline and steam outlet pipe line that connects some unit hot pressing desiccation machines feeds and extracts assembly out;
The disintegrating mechanism that is separately positioned on described some unit hot pressing desiccation machine export department, will carry out pulverization process from hot pressing desiccation machine material after treatment;
A transportation system, this transportation system comprises the first conveyor being communicated with the export department of described disintegrating mechanism respectively, and, be connected to the second conveyor of first conveyor export department, for the material transportation through pulverization process is gone out.
The moisture wet stock hot pressing of the above-mentioned height mummification dehydration system of working continuously, wherein, described system also comprises the heat-conducting oil system in the unified conduction oil duct that connects some unit hot pressing desiccation machines, and this heat-conducting oil system comprises fluid thermal medium feed system and supply pipeline and reflux pipeline.
Above-mentioned height is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, and wherein, described mobile depiler comprises:
Guide rail;
Be arranged on the frame on guide rail;
Be arranged on the upper strata double-shaft spiral stirring conveyor structure in frame;
Be arranged on the lower floor's single-screw conveying mechanism in frame, it is positioned at the below of described upper strata double-shaft spiral stirring conveyor structure;
Be placed on the transmission mechanism in frame;
Described frame can move back and forth under transmission mechanism drives on guide rail, and described guide rail is placed between symmetrically arranged some unit hot pressing desiccation machines.
Above-mentioned height is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, and wherein, described mobile depiler also comprises:
Be arranged on the unlimited double-shaft spiral stirring conveyor structure in upper strata on the double-shaft spiral stirring conveyor structure of sealing;
Some steam branch pipes, and
Preheating pipeline is connected with steam outlet pipe line, by some steam branch pipes, backflow steam is fed again to the sealing twin-shaft mixer structure of mobile depiler, described preheating pipeline is along the elongated layout of twin-shaft mixer structure, material stirring is carried while and steam Direct Contact Heating, controls 30 DEG C～99 DEG C of temperature of charge.
Above-mentioned height is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, and wherein, described unit hot pressing desiccation machine is symmetrical arranged.
Above-mentioned height is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, and wherein, described unit hot pressing desiccation machine comprises:
A wet stock imports storehouse, and described mobile depiler provides material to this wet stock to import in storehouse;
A hot pressing drainage bin, the four sides bulkhead of this hot pressing drainage bin is made up of feed gate, discharge gate, the first side hot plate and the second side hot plate, this hot pressing drainage bin also comprises a hot pressing pressure head, this hot pressing pressure head is positioned at hot pressing drainage bin, and be positioned at material directly over, this hot pressing pressure head is driven to move up and down by drive unit, this hot pressing pressure head inside is also provided with some labyrinth type steam duct, the downward direction interval in this steam duct arranges some apertures, for uperize to wet stock;
A dry material flash distillation storehouse; And
A screen belt mobile system;
Wherein, wet stock importing storehouse, hot pressing drainage bin, dry material flash distillation storehouse are all arranged on screen belt mobile system, and material moves by this screen belt mobile system.
Above-mentioned height, containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, wherein, is also arranged with labyrinth type conduction oil duct in parallel on described steam duct.
Above-mentioned height is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, and wherein, on described first conveyor, second conveyor, is provided with seal bootr.
Above-mentioned height, containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, wherein, is also provided with air-inducing passage on described seal bootr.
Above-mentioned height is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, and wherein, described system also comprises air-introduced machine, and this air-introduced machine connects air-inducing passage.
Above-mentioned height is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, and wherein, described system also comprises deduster, and this deduster is connected with described air-introduced machine.
The present invention also provides and has adopted above-mentioned height containing the work continuously operational method of system of water viscosity or non-sticky wet stock hot pressing mummification dehydration, and the method comprises following concrete steps:
Step 1, moves between a pair of unit hot pressing desiccation machine mobile depiler;
Step 2, transporter carry wet stock by mobile depiler to unit hot pressing desiccation machine sub-material;
Step 3, hot pressing desiccation machine in unit carries out hot pressing mummification processed to wet stock; Meanwhile, mobile depiler moves between lower a pair of unit hot pressing desiccation machine;
Step 4, repeating step 2 and step 3, meanwhile, carry out pulverization process from hot pressing desiccation machine material after treatment through the disintegrating mechanism that is arranged on unit hot pressing desiccation machine export department, transports through first conveyor;
Step 5, the material transporting through first conveyor, collects and transports through second conveyor, completes hot pressing mummification dehydration and works continuously.
Technical advantage of the present invention is:
1. by the orderly combination of some unit hot pressing desiccation machines, complete when realizing the operation of unit hot pressing desiccation machine drying and other treatment, its interruption work is become to quasi-continuity production operation system.
2. this system is equipped with the heating integrated control technology in Light Electrical, can realize viscosity or non-sticky wet stock hot pressing mummification quasi-continuity fully-automatic production operating system.
3. the required fluid thermal medium of unit hot pressing desiccation machine can use unified supply system, has equally multiple heat energy supply mode available, can suit measures to local conditions to determine low-carbon (LC), environmental protection and energy-conservation hot pressing mummification mode.For example, the mode of heating of fluid thermal medium system can be selected combustion gas (coal gas, natural gas or device in Gas), fuel oil, fire coal or electrical heating; The saturated vapor of input can be industrial exhaust heat exhaust steam (carbon emission amount zero increases), also can combustion gas (coal gas, natural gas or device in Gas), fuel oil, fire coal or electrical heating produce.
4. compared with other heating power drying mode, without dust explosion risk, deviate from moisture change without phase transformation or a small amount of phase transformation by mummification material, energy-saving effect is remarkable.
Brief description of the drawings
Fig. 1 is a kind of high containing the work continuously structural representation of system of water viscosity or non-sticky wet stock hot pressing mummification dehydration in embodiments of the invention 1.
Fig. 2 is the schematic diagram that the mobile depiler in embodiments of the invention 1 moves to a pair of unit hot pressing desiccation machine sub-material position, left side.
Fig. 3 be mobile depiler in embodiments of the invention 1 wherein a pair of unit hot pressing desiccation machine carry out the schematic diagram of sub-material.
Fig. 3 a is the structural representation of hot pressing desiccation machine in unit of the present invention.
Fig. 3 b is the A-A cutaway view of hot pressing desiccation machine in unit of the present invention.
Fig. 4 is that in embodiments of the invention 1, unit hot pressing desiccation machine enters discharging transporter schematic diagram by dry material after completing hot pressing mummification operation.
Fig. 5 is the schematic diagram of heat drying machine sub-material position, a pair of unit in the middle of the mobile depiler in embodiments of the invention 1 moves to.
Fig. 6 is the schematic diagram that the mobile depiler in embodiments of the invention 1 moves to heat drying machine sub-material position, a pair of unit, right side.
Fig. 7 is a kind of high containing the work continuously structural representation of system of water viscosity or non-sticky wet stock hot pressing mummification dehydration of embodiments of the invention 2.
Fig. 8 is that the mobile depiler in embodiments of the invention 2 moves to a pair of unit hot pressing desiccation machine sub-material position view in left side.
Fig. 9 is the mobile depiler a pair of unit hot pressing desiccation machine sub-material schematic diagram wherein in embodiments of the invention 2.
Figure 10 enters discharging transporter schematic diagram by dry material after the unit hot pressing desiccation machine in embodiments of the invention 2 completes hot pressing mummification operation.
Figure 11 is that the mobile depiler in embodiments of the invention 2 moves to a pair of unit, right side heat drying machine sub-material position view.
Detailed description of the invention
Below in conjunction with drawings and Examples, the moisture wet stock hot pressing of the height of the present invention mummification dehydration system and method for working continuously is further described.
As shown in Figure 1 and Figure 7, for of the present invention a kind of high containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, this system comprises:
A transporter 1, for delivery of material;
A mobile depiler 2, transports material on mobile depiler 2 by transporter 1;
In some unit hot pressing desiccation machine 3(Fig. 1, only example 3 is right: 3a, 3b, 4a, 4b, 5a, 5b, concrete hot pressing desiccation machine 3 as shown in Figure 3 a), by mobile described mobile depiler 2 between some unit hot pressing desiccation machines, provide material in hot pressing desiccation machine 3, for drying and other treatment by mobile depiler 2; Preferably, described some hot pressing desiccation machines 3 are arranged symmetrically with;
A gas that connects some unit hot pressing desiccation machines 3 feeds and extraction system, wherein, described gas feeds with extraction system and comprises: the compressed air being made up of admission line 17 and the pipeline 18 of giving vent to anger that is connected some unit hot pressing desiccation machines 3 feeds and extracts assembly out, and the steam being made up of admission pipeline 15 and steam outlet pipe line 16 that connects some unit hot pressing desiccation machines 3 feeds and extracts assembly out;
Be separately positioned on the disintegrating mechanism 12(of described some unit hot pressing desiccation machines 3 export departments as shown in Figure 4), will carry out pulverization process from hot pressing desiccation machine 3 material after treatment; And
A transportation system, this transportation system comprises the first conveyor 6 being communicated with the export department of described disintegrating mechanism 12 respectively, and, be connected to the second conveyor 8(of first conveyor 6 export departments as shown in Figure 5), for the material transportation through pulverization process is gone out.
On described first conveyor 6, second conveyor 8, be provided with seal bootr 9.On this seal bootr 9, be also provided with air-inducing passage 9a.The described system of working continuously also comprises air-introduced machine 10, and this air-introduced machine 10 connects air-inducing passage 9a.
Further, the described system of working continuously also comprises deduster 13, and this deduster 13 is connected with described air-introduced machine 10.
As shown in Figure 3, described mobile depiler 2 comprises: guide rail 2f, be arranged on frame 2d on guide rail 2f, the rotation direction that is arranged on upper strata this double-shaft spiral stirring conveyor structure of double-shaft spiral stirring conveyor structure 2a(on frame 2d is contrary) and the single-screw conveying mechanism 2c of lower floor, be placed on the transmission mechanism 2e in frame; Below transporter 1, frame 2d moves back and forth under transmission mechanism 2e drives on guide rail 2f, and described guide rail 2f is placed between symmetrically arranged some hot pressing desiccation machines.Fig. 3 provided mobile depiler 2 wherein a pair of unit hot pressing desiccation machine carry out the schematic diagram of sub-material.
As shown in Fig. 3 a, 3b, described unit hot pressing desiccation machine 3 comprises:
A wet stock imports storehouse 31, and described mobile depiler 2 provides material to this wet stock to import in storehouse 31;
A hot pressing drainage bin 32, the four sides bulkhead of this hot pressing drainage bin 32 is by feed gate 321, discharge gate 322, the first side hot plate 323 and the second side hot plate 324 form, this hot pressing drainage bin 32 also comprises a hot pressing pressure head 325, this hot pressing pressure head 325 is positioned at hot pressing drainage bin 32, and be positioned at material directly over, drive and move up and down by drive unit 326; Between described hot pressing pressure head 325 and bulkhead, be also provided with Special seal ring 325c; Be provided with some labyrinth type steam duct 325a in the inside of hot pressing pressure head 325, the downward direction interval of this steam duct 325a arranges some apertures, for uperize to wet stock;
A dry material flash distillation storehouse 33; And
A screen belt mobile system 34;
Wherein, wet stock importing storehouse 31, hot pressing drainage bin 32, dry material flash distillation storehouse 33 are all arranged on screen belt mobile system 34, and material moves by this screen belt mobile system 34.
Further, on described steam duct 325a, be also arranged with labyrinth type conduction oil duct 325b in parallel.
The operation principle of described unit hot pressing desiccation machine is: first, wet stock is transported to hot pressing drainage bin, drive material to enter into hot pressing drainage bin by screen belt mobile system, hot pressing pressure head by drive unit (as, hydraulic jack) the lower downward precommpression material of driving, meanwhile, pass into steam by the jet chimney of thermotropism pressure-off sump, by the aperture on steam duct to wet stock uperize, meanwhile, import thermal conductance deep fat in conduction oil duct, with heating hot pressing pressure head body, and steam between hot pressing pressure head and wet stock, vapor (steam) temperature is raise, volumetric expansion, thereby ordering about the contained cellular moisture of wet stock or gap moisture moves down in material bed inside, until flow out wet stock layer, keep after this state certain hour, stop supplies steam, at wet stock inner capillary water or Interstitial Water is heated or become under steam condition, hot pressing pressure head continues to exert pressure to wet stock, be applied to the pressure 1MPa～10MPa on wet stock, continue strengthening mechanical presses to deviate from wet stock moisture, now, the moisture being squeezed out upwards can flow out from the steam channel of hot pressing pressure head, also can flow out from screen belt, keep this pressure, after reaching the predetermined mummification moisture of material, unload and be depressed into zero pressure, hot pressing drainage bin feed gate, discharge gate lift simultaneously, hot pressing pressure head is upwards raised up to former height and position, screen belt moves, and hot pressing dry material is imported to flash distillation storehouse, and follow-up wet stock imports hot pressing drainage bin again, hot pressing drainage bin input and output material gate falls simultaneously, carry out next cycling hot press-dehydrating process, now, air-introduced machine extracts the steam that in flash distillation storehouse, dry rear material evaporation goes out and discharges outward, continuing drying process is that hot pressing drainage bin input and output material gate periodically lifts and falls, mummification material periodically imports outside flash distillation storehouse and discharge machine, wet stock periodically imports pressure drainage bin, then, realizes the dry rear dehydration of viscosity or the hot pressing of non-sticky wet stock quasi-continuity.
Described height also comprises the heat-conducting oil system of the unified conduction oil duct 325b that connects some hot pressing desiccation machines containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, this heat-conducting oil system comprises fluid thermal medium feed system 14 and supply pipeline 14a and reflux pipeline 14b.
Embodiment 1
As Figure 1-3, some hot pressing desiccation machine 3 is arranged along transporter 1 and mobile depiler bilateral symmetry, diagram only draws three couples of 3a, 3b, 4a, 4b, 5a, 5b.As shown in Figure 3, mobile depiler 2 is sealed by upper strata double-shaft spiral stirring conveyor structure 2a, the single-screw conveying mechanism 2c of lower floor, frame 2d, transmission mechanism 2e and guide rail 2f form.Wet stock is fed the spiral conveying mechanism 2a of mobile depiler 2 by transporter 1, the rotation direction of double-shaft spiral stirring conveyor structure 2a is contrary, and the wet stock that transporter 1 can be dropped down onto on its overall length feeds the single-screw conveying mechanism 2c of lower floor from middle discharging opening.Mobile depiler 2 is driven and is moved back and forth on guide rail 2f by transmission mechanism 2e, rest on every pair of unit hot pressing desiccation machine charging aperture position by automatic control system bonding spiral conveying mechanism 2c with certain hour gap periods, control single-screw conveying mechanism 2c rotating, open bulkhgead gate 11b or 11a under its two side outlets 2g or 2h, feed wet stock to each unit hot pressing desiccation machine charging aperture respectively, after completing feed, close immediately bulkhgead gate 11a or 11b, then move to lower a pair of unit hot pressing desiccation machine station.Afterwards, as Fig. 4, each unit hot pressing desiccation machine 3a, 3b, 4a, 4b, 5a, 5b automatically completes hot pressing mummification dehydration within the sub-material time interval, the mummification material that each unit hot pressing desiccation machine is discharged is after disintegrating mechanism 12 fragmentations of each self-configuring, enter on first conveyor 6, transport reprinting respectively to second conveyor 8, on first conveyor 6 and second conveyor 8, material seal bootr 9 is all set, air-inducing passage 9a is set on seal bootr 9, air-introduced machine 10 enters atmosphere by the steam distributing in transportation system and a small amount of dust by air-inducing passage 9a after deduster 13 purifies.Fig. 5 represents that mobile depiler 2 moves to the schematic diagram that put heat drying seat in the plane, middle a pair of unit; Fig. 6 represents that mobile depiler moves to the schematic diagram that put heat drying seat in the plane, a pair of unit, right side.
As shown in Figure 1, the unification of the required fluid thermal medium of each unit hot pressing desiccation machine is realized by supply pipeline 14a and reflux pipeline 14b by fluid thermal medium feed system 14, whole system duration of work fluid thermal medium system 14 is all the time to pressure head upper flow thermal medium duct, each unit hot pressing desiccation machine mummification storehouse supply flow body heat medium, the mode of heating of fluid thermal medium system 14 can combustion gas (coal gas, natural gas or device in Gas), fuel oil, fire coal or electrical heating, and fluid thermal medium can be organic conduction oil or saturated vapor.
As shown in Figure 1, the required saturated vapor unification of each unit hot pressing desiccation machine realizes by steam inlet pipe line 15 and steam outlet pipe line 16, the saturated vapor of input can be industrial exhaust heat exhaust steam, also can combustion gas (coal gas, natural gas or device in Gas), fuel oil, fire coal or electrical heating produce.
As shown in Figure 1, the required compressed air unification of each unit hot pressing desiccation machine realizes by admission line 17 and the pipeline 18 of giving vent to anger, and the compressed air of input can be from concentrated compressed air room.
Be continuous steam supply and go out vapour to two sides, each unit hot pressing desiccation machine hot pressing mummification storehouse bulkhead supply steam, be alternate supplies steam and compressed air to steam duct, pressure head bottom, each unit hot pressing desiccation machine hot pressing mummification storehouse, specifically switch realization (as shown in Figure 3 a) by ecp valve F1, F2 and F3.
The heating integrated control system in Light Electrical that can design whole system automatically realizes wet stock material loading, to operations such as each unit hot pressing desiccation machine sub-material, each unit hot pressing desiccation machine hot pressing mummification operation, mummification material discharge, tail gas clean-up discharge and the turnover of fluid thermal medium, steam turnover and steam and compressed-air actuated alternately operatings.
Embodiment 2
As shown in Figure 7, Figure 8 and Figure 9, the material of unit hot pressing desiccation machine processing is wet stock (therefore not needing fluid thermal medium feed system 14 and supply pipeline 14a and the reflux pipeline 14b of previous embodiment 1) heat or process preheating, some hot pressing desiccation machine is arranged symmetrically along mobile depiler both sides, Fig. 7 only draws three pairs of hot pressing desiccation machines (3a, 3b, 4a, 4b, 5a, 5b).As shown in Figure 9, the double-shaft spiral stirring conveyor structure 2j that mobile depiler 2 is opened wide by upper strata, double-shaft spiral stirring conveyor structure 2a, the single-screw conveying mechanism 2c of lower floor, frame 2d, transmission mechanism 2e, guide rail 2f, the preheating pipeline 2n of middle sealing form.Hot or cold wet stock is fed the spiral conveying mechanism 2j of mobile depiler 2 by transporter 1, the twin shaft rotation direction of double-shaft spiral stirring conveyor structure 2j is contrary, and the hot or cold wet stock that transporter 1 can be dropped down onto on its overall length feeds the single-screw conveying mechanism 2c of lower floor from middle discharging opening.Mobile depiler 2 is driven and is moved back and forth on guide rail 2f by transmission mechanism 2e, rest on every pair of unit hot pressing desiccation machine charging aperture position by automatic control system bonding spiral conveying mechanism 2c with certain hour gap periods, control single-screw conveying mechanism 2c rotating, open bulkhgead gate 11b or 11a under its two side outlets 2g or 2h, feed wet stock to each unit hot pressing desiccation machine charging aperture respectively, after completing feed, close immediately bulkhgead gate 11a or 11b, then move to lower a pair of unit hot pressing desiccation machine station.Afterwards, as shown in figure 10, each unit hot pressing desiccation machine 3a, 3b, 4a, 4b, 5a, 5b automatically completes hot pressing mummification dehydration within the sub-material time interval, the mummification material of discharging through each unit hot pressing desiccation machine is after disintegrating mechanism 12 fragmentations of each self-configuring, enter on first conveyor 6, transport reprinting respectively to second conveyor 8, on first conveyor 6 and second conveyor 8, material seal bootr 9 is all set, air-inducing passage 9a is set on seal bootr 9, air-introduced machine 10 enters atmosphere by the steam distributing in transportation system and a small amount of dust by air-inducing passage 9a after deduster 13 purifies.Figure 11 represents that mobile depiler 2 moves to the schematic diagram that put heat drying seat in the plane, a pair of unit, right side.
As Fig. 7, the required saturated vapor of the steam supply system 14 each unit hot pressing desiccation machine of unified supply, 15 is total admission pipeline, 16 is total steam outlet pipe line.As Fig. 8, steam outlet pipe line 16 is connected with preheating pipeline 2n, by some steam branch pipe 2m, backflow steam is fed again to the sealing twin-shaft mixer structure 2a of mobile depiler 2, preheating pipeline 2n is along the elongated layout of twin-shaft mixer structure 2a, material stirring is carried while and steam Direct Contact Heating, control 30 DEG C～99 DEG C of temperature of charge, then feed respectively unit hot pressing desiccation machine 3a, 3b, 4a, 4b, 5a, 5b.The work formation of embodiment 2 is identical with embodiment 1, and just steam outlet pipe line 16 can be connected with the preheating pipeline 2n of double-shaft spiral stirring conveyor structure 2a, guarantees that system is without outer row's steam.
The mode of heating of steam supply system 14 can combustion gas (coal gas, natural gas or device in Gas), fuel oil, fire coal or electrical heating, can be industrial exhaust heat exhaust steam.
Whole system duration of work steam supply system 14 is to supply with continuously saturated vapor and go out steam to pressure head upper flow thermal medium duct, each unit hot pressing desiccation machine mummification storehouse, also be to supply with continuously steam and go out steam to two sides, each unit hot pressing desiccation machine hot pressing mummification storehouse bulkhead, be to be interrupted to supply with compressed air to steam duct, pressure head bottom, each unit hot pressing desiccation machine hot pressing mummification storehouse, specifically switch and realize by ecp valve F2.
As shown in Figure 7, the required compressed air unification of each unit hot pressing desiccation machine realizes by admission line 17 and the pipeline 18 of giving vent to anger, and the compressed air of input can be from concentrated compressed air room.
The heating integrated control system in Light Electrical that can design whole system automatically realizes wet stock material loading, preheating, to operations such as each unit hot pressing desiccation machine sub-material, each unit hot pressing desiccation machine hot pressing mummification operation, mummification material discharge, tail gas clean-up discharge and saturated vapor turnover and compressed-air actuated interruption operations.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.Read after foregoing those skilled in the art, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. highly it is characterized in that containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, this system comprises:
A transporter (1), for delivery of material;
A mobile depiler (2), transports material on mobile depiler (2) by transporter (1);
Some unit hot pressing desiccation machines (3), by mobile described mobile depiler (2) between some hot pressing desiccation machines (3), provide material in hot pressing desiccation machine (3), for drying and other treatment by mobile depiler (2);
A gas that connects some unit hot pressing desiccation machines (3) feeds and extraction system, this gas feeds with extraction system and comprises: the compressed air being made up of admission line (17) and the pipeline of giving vent to anger (18) that is connected some unit hot pressing desiccation machines feeds and extracts assembly out, and the steam being made up of admission pipeline (15) and steam outlet pipe line (16) that connects some unit hot pressing desiccation machines feeds and extracts assembly out;
Be separately positioned on the disintegrating mechanism (12) of described some unit hot pressing desiccation machines (3) export department, will carry out pulverization process from hot pressing desiccation machine (3) material after treatment;
A transportation system, this transportation system comprises the first conveyor (6) being communicated with the export department of described disintegrating mechanism (12) respectively, and, be connected to the second conveyor (8) of first conveyor (6) export department, for the material transportation through pulverization process is gone out.
2. height as claimed in claim 1, containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, is characterized in that, described mobile depiler (2) comprises:
Guide rail (2f);
Be arranged on the frame (2d) on guide rail (2f);
Be arranged on the double-shaft spiral stirring conveyor structure (2a) of the upper strata sealing in frame (2d);
Be arranged on the lower floor's single-screw conveying mechanism (2c) in frame (2d), it is positioned at the below of described upper strata double-shaft spiral stirring conveyor structure (2a);
Be placed on the transmission mechanism (2e) in frame;
Described frame (2d) can move back and forth under transmission mechanism (2e) drives on guide rail (2f), and described guide rail (2f) is placed between some unit hot pressing desiccation machines (3).
3. height as claimed in claim 2, containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, is characterized in that, described mobile depiler (2) also comprises:
Be arranged on the unlimited double-shaft spiral stirring conveyor structure (2j) in upper strata on the double-shaft spiral stirring conveyor structure (2a) of sealing;
Some steam branch pipes (2m), and
Preheating pipeline (2n) is connected with steam outlet pipe line (16), by some steam branch pipes (2m), backflow steam is fed again to the sealing double-shaft spiral stirring conveyor structure (2a) of mobile depiler (2), described preheating pipeline (2n) be arranged in parallel with double-shaft spiral stirring conveyor structure (2a) length direction, material stirring is carried while and steam Direct Contact Heating, controls 30 DEG C～99 DEG C of temperature of charge.
4. height as claimed in claim 1 or 2 is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, it is characterized in that, described system also comprises the heat-conducting oil system in the unified conduction oil duct (325b) that connects some unit hot pressing desiccation machines, and this heat-conducting oil system comprises fluid thermal medium feed system (14) and supply pipeline (14a) and reflux pipeline (14b).
5. height as claimed in claim 4, containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, is characterized in that, described unit hot pressing desiccation machine (3) is symmetrical arranged between two, and wherein, each unit hot pressing desiccation machine (3) comprises:
A wet stock imports storehouse (31), and described mobile depiler (2) provides material to this wet stock to import in storehouse (31);
A hot pressing drainage bin (32), the four sides bulkhead of this hot pressing drainage bin (32) is by feed gate (321), discharge gate (322), the first side hot plate (323) and the second side hot plate (324) form, this hot pressing drainage bin (32) also comprises a hot pressing pressure head (325), this hot pressing pressure head (325) is positioned at hot pressing drainage bin (32), and be positioned at material directly over, this hot pressing pressure head (325) is driven to move up and down by drive unit (326), this hot pressing pressure head (325) inside is also provided with some labyrinth type steam ducts (325a), the downward direction interval in this steam duct (325a) arranges some apertures, be used for uperize to wet stock,
A dry material flash distillation storehouse (33); And
A screen belt mobile system (34);
Wherein, it is upper that wet stock imports storehouse (31), hot pressing drainage bin (32), dry material flash distillation storehouse (33) is all arranged on screen belt mobile system (34), and material is mobile by this screen belt mobile system (34).
6. height as claimed in claim 5, containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, is characterized in that, on described steam duct (325a), is also arranged with labyrinth type conduction oil duct (325b) in parallel.
7. height as claimed in claim 1 is containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, it is characterized in that, on described first conveyor (6), second conveyor (8), be provided with seal bootr (9), on this seal bootr (9), be also provided with air-inducing passage (9a).
8. height as claimed in claim 7, containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, is characterized in that, described system also comprises air-introduced machine (10), and this air-introduced machine (10) connects air-inducing passage (9a).
9. height as claimed in claim 8, containing water viscosity or the non-sticky wet stock hot pressing mummification dehydration system of working continuously, is characterized in that, described system also comprises deduster (13), and this deduster (13) is connected with described air-introduced machine (10).
10. adopt height claimed in claim 1 containing the work continuously operational method of system of water viscosity or non-sticky wet stock hot pressing mummification dehydration, it is characterized in that, the method comprises following concrete steps:
Step 1, moves between a pair of unit hot pressing desiccation machine (3) mobile depiler (2);
Step 2, transporter (1) carry wet stock by mobile depiler (2) to unit hot pressing desiccation machine (3) sub-material;
Step 3, unit hot pressing desiccation machine (3) carries out hot pressing mummification processed to wet stock; Meanwhile, mobile depiler (2) moves between lower a pair of unit hot pressing desiccation machine (3);
Step 4, repeating step 2 and step 3, meanwhile, carry out pulverization process from hot pressing desiccation machine (3) material after treatment through the disintegrating mechanism (12) that is arranged on unit hot pressing desiccation machine (3) export department, transports through first conveyor (6);
Step 5, the material transporting through first conveyor (6), collects and transports through second conveyor (8), completes hot pressing mummification dehydration and works continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310149289.9A CN103206839B (en) | 2013-04-26 | 2013-04-26 | Continuous operation system for carrying out hot pressing, drying and dehydrating on high-moisture sticky or non-sticky wet stocks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310149289.9A CN103206839B (en) | 2013-04-26 | 2013-04-26 | Continuous operation system for carrying out hot pressing, drying and dehydrating on high-moisture sticky or non-sticky wet stocks |
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| CN103206839A CN103206839A (en) | 2013-07-17 |
| CN103206839B true CN103206839B (en) | 2014-12-10 |
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| CN201310149289.9A Active CN103206839B (en) | 2013-04-26 | 2013-04-26 | Continuous operation system for carrying out hot pressing, drying and dehydrating on high-moisture sticky or non-sticky wet stocks |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85100817B (en) * | 1985-04-01 | 1988-10-19 | 沃斯特—阿尔卑斯股份公司 | The package unit that is used for the high-moisture brown coal drying |
| JPH10263317A (en) * | 1997-03-25 | 1998-10-06 | Mas Fab J Dieffenbacher Gmbh & Co | Apparatus for decreasing moisture content of solid material and/or sludge, filter press as well as control and adjustment device |
| CN2536978Y (en) * | 2002-05-09 | 2003-02-19 | 周炳耀 | High viscosity material drying and powdering apparatus |
| CN1297334C (en) * | 2004-05-20 | 2007-01-31 | 周明远 | Thermal pressure filtration process for deep dehydration of fine coal suspension liquid and apparatus therefor |
| ES2368980B1 (en) * | 2009-12-10 | 2012-10-08 | Fabremasa, S.L. | PLANT FOR THE REALIZATION OF TEMPERED ASPHALT MIXTURES. |
| CN101875530A (en) * | 2010-07-08 | 2010-11-03 | 上海凡清环境工程有限公司 | Heat drying method and device of sludge |
| CN102226636A (en) * | 2011-05-30 | 2011-10-26 | 天津科技大学 | Atomization drying system of screw extruder for material with high water content |
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Effective date of registration: 20190816 Address after: Room 2115-C, 89 Yunling East Road, Putuo District, Shanghai Patentee after: SHANGHAI JIANRU ENVIRONMENTAL PROTECTION ENGINEERING CO.,LTD. Address before: 201206 No. 2360 Golden Sea Road, Shanghai, Pudong New Area Patentee before: Shanghai Polytechnic University |
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