CN201694934U - Sludge blade drying system - Google Patents
Sludge blade drying system Download PDFInfo
- Publication number
- CN201694934U CN201694934U CN 201020219892 CN201020219892U CN201694934U CN 201694934 U CN201694934 U CN 201694934U CN 201020219892 CN201020219892 CN 201020219892 CN 201020219892 U CN201020219892 U CN 201020219892U CN 201694934 U CN201694934 U CN 201694934U
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- condenser
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- blade dryer
- sludge
- drying machine
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- Treatment Of Sludge (AREA)
Abstract
The utility model relates to a sludge blade drying system which comprises a sludge storage silo; the sludge storage silo is connected with the feed opening of a blade drying machine, and the discharge port of the blade drying machine is connected with a storage tank I; one circuit of tail gas of the blade drying machine passes through a dust removing device and is sent into a boiler water supply heating system, and the other circuit is sent into a heat exchanger to be heated, and the heat exchanger is connected with a heat source; and the inner wall of the blade drying machine is provided with a jacket, and two groups of hollow heating shafts which rotate reversely are arranged in the jacket; and a plurality of cooling discs are lined on the heating shafts, and overheated steam or hot oil are sent into the heating shafts and the jacket. The system has the advantages of high safety, high heat efficiency, low energy consumption and the like.
Description
Technical field
The utility model relates to a kind of drying plant technical field, specifically be a kind of with superheated vapour as taking the sludge blades dehumidification system of moisture, be applicable to the drying of high-moisture materials such as mud.
Background technology
Mud is the product in the sewage treatment process, contains a large amount of organism, heavy metal and germ etc., if not in addition the processing meeting environment is caused severe contamination.After mud was handled through concentrated and dewatering process, its water ratio was usually still more than 70%.Mud deep dehydration to be carried out, drying treatment need be carried out.Blade dryer is a kind of novel drying plant, and the drying of material is to carry out the thermal conduction indirect heating removing moisture by the thermal source in hollow blade and the wall chuck in this equipment, and takes away wet the branch by taking humid gas, is a kind of energy-saving drying plant.
Existing blade dryer uses air as taking humid gas usually, takes the water vapor of vaporizing in the drying sludge out of drying machine, and there is following shortcoming in these Technologies: 1, contain the oxygen of higher concentration in the air, potential safety hazards such as existence is caught fire, blast; 2, a large amount of tail gas are taken away the part heat and are caused drying machine thermo-efficiency to descend.
The utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, and a kind of safety, thermo-efficiency height, sludge blades dehumidification system that energy consumption is low are provided.
For achieving the above object, the utility model adopts following technical proposals:
A kind of sludge blades dehumidification system, it comprises the mud storage bin, and the mud storage bin is connected with the blade dryer opening for feed, and the blade dryer discharge port is connected with the hold-up vessel I; The tail gas of blade dryer one the tunnel is sent into the oiler feed heating system behind cleaning apparatus, the interchanger heating is sent on another road, and interchanger is connected with thermal source; The inwall of described blade dryer is provided with chuck, and portion is the heated mandrel of the hollow of one group or two groups reverse rotation within it, several heat radiation disks of on heated mandrel, arranging, and superheated vapour or deep fat are sent into heated mandrel and mutual chuck.
Described residual neat recovering system comprises condenser, the condenser inlet mouth is connected with cleaning apparatus, condenser heats oiler feed, the condenser air outlet is connected with drying chamber, the drying chamber discharge port is connected with incinerator, the condenser water outlet is connected with drain trap, and the drying chamber water outlet also is connected with drain trap simultaneously, and drain trap then is connected with hydrophobic pipe network with pollution discharge pond respectively.
Described cleaning apparatus is a gas-solid separating device, and it is connected with interchanger with incineration system respectively by blower fan, and the discharge end of dust-precipitator is connected with blade dryer or directly enters transfer roller.
The heated mandrel of described every group of reverse rotation is twin shaft, three or four.
A kind of drying process of sludge blades dehumidification system, its process is:
Water vapor or thermal oil feed in heated mandrel and the chuck, and dry required heat is provided; Water vapor is discharged drying machine discharging blade dryer through forming water of condensation after the drying process after thermal oil is condensed; After needing the wet mud material of exsiccant to enter drying machine, rotation along with heated mandrel, stirred, cut, promote, offer by the heat radiation disk, utilize convection current, conduction, radiating heat exchange mode that material is carried out drying, material moves to discharge port from the opening for feed of drying machine; The moisture that drying removes carries by taking humid gas, under the effect of induced draft fan, discharge outside the drying machine, to take the material dust separation that humid gas carries through dust-precipitator gets off, enter in the blade dryer, the sludge-drying in drying machine is discharged drying machine or is sent into the transfer roller of postorder from discharge port; The cleaning of coming out from dust-precipitator contains a humid gas part and enters to be heated the interchanger become superheated vapour wet the branch, enters blade dryer once more and recycles as taking humid gas; Unnecessary cleaning contains humid gas and enters heating cooling water waterborne or cooling air intake in the condenser, and the sensible heat and the latent heat that system are evaporated water vapor carry out waste heat recovery; Contain humid gas and go into drain trap behind condenser, water of condensation enters hydrophobic pipe network and dirty slag is entered pollution discharge pond afterwards; Gas behind the condenser enters drying chamber, sends the separation of the moisture in the gas and with it into drain trap; Last remaining non-condensable gas and air are reached the purpose of taste removal by induced draft fan positive delivery to incinerator.
Blade dryer is as the nucleus equipment of this dehumidification system in the utility model, its main body is the heated mandrel (every group is twin shaft) of one group or two groups reverse rotation, the a series of heat radiation disk of arranging on the heated mandrel is furnished with hollow chuck on the inner-wall surface of blade dryer.In the post-decompression water vapor of reducing valve (or thermal oil) feeds heated mandrel and chuck, provide dry required heat.Superheated vapour enters condensate recovery system discharging drying machine through forming water of condensation after the drying process, enters heat-conducting oil furnace after thermal oil is cooled and reheats.After needing the wet mud material of exsiccant to enter drying machine, rotation along with axle, stirred, cut, promote, offer by the heat radiation disk, utilize multiple heat exchange modes such as convection current, conduction, radiation that material is carried out drying, material moves to discharge port from the opening for feed of drying machine.The moisture that drying removes carries by taking humid gas, under the effect of induced draft fan, discharge outside the drying machine, to take the material dust separation that humid gas carries through dust-precipitator gets off, enter in the blade dryer through lock wind discharge valve, the sludge-drying in drying machine is discharged drying machine or is sent into the transfer roller of postorder from discharge port.The cleaning of coming out from dust-precipitator contains a humid gas part and enters to be heated the interchanger become superheated vapour wet the branch, enters blade dryer once more and recycles as taking humid gas.Unnecessary cleaning contains humid gas and enters heating cooling water waterborne or cooling air intake in the condenser, and the sensible heat and the latent heat that system are evaporated water vapor carry out waste heat recovery.
This scheme system has following advantage:
1, with superheated vapour as taking the safe of humid gas.Oxygen level in the blade dehumidification system is lower than 1%, do not have catch fire, potential safety hazard such as blast.
2, thermo-efficiency height, the energy consumption of system are low.Steam system has realized the whole recovery from house steward's steam condensate, has realized heating cooling water waterborne or cooling air intake simultaneously again, and the sensible heat and the latent heat overwhelming majority that system are evaporated water vapor reclaim.The actual consumption of total system is very low.
3, to drain into the tolerance of incinerator few and moisture few in system, minimum to the influence of incinerator.
4, the public resource and power plant, the factory that make full use of power plant, factory of system forms unified integral body easily.Wherein, steam is from house steward, the water of condensation back boiler.Cooling circulating water is sent boiler again back to from the feedwater of boiler after being heated.A small amount of non-condensable gas of system is sent into boiler systems by blower fan and is burned taste removal.
5, system moves under suction function, and all will there be the negative pressure air suction inlet in the emptying point of sludge bin and system, sends into boiler and burns, and the stink of environment is up to standard.
Description of drawings
Fig. 1 is the schema of this sludge blades dehumidification system;
Wherein, 1. mud storage bin, 2. blade dryer, 3. hold-up vessel I or transfer roller, 4. dust-precipitator, 5. blower fan, 6. interchanger, 7. hold-up vessel II, 8. condenser, 9. drying chamber, 10. incinerator, 11. drain traps, 12. pollution discharge pond, 13. hydrophobic pipe networks.
Embodiment
Below in conjunction with drawings and Examples the utility model is described further.
A kind of sludge blades dehumidification system, it comprises mud storage bin 1, and mud storage bin 1 is connected with blade dryer 2 opening for feeds, and blade dryer 2 discharge ports are connected with hold-up vessel I 3; The tail gas of blade dryer 2 one the tunnel is sent into incineration system behind cleaning apparatus, interchanger 6 heating are sent on another road, and interchanger 6 is connected with thermal source; The inwall of described blade dryer 2 is provided with chuck, and portion is the heated mandrel of the hollow of two groups of reverse rotations within it, several heat radiation disks of on heated mandrel, arranging, and superheated vapour or deep fat are sent into heated mandrel and chuck.
Described incineration system comprises condenser 8, condenser 8 inlet mouths are connected with cleaning apparatus, water or cooling air intake heat in 8 pairs of coolings of condenser, condenser 8 air outlets are connected with drying chamber 9, drying chamber 9 discharge ports are connected with incinerator 10, drying chamber 9 water outlets and condenser 8 water outlets all are connected with drain trap 11, and 11 of drain traps are connected with hydrophobic pipe network 13 with pollution discharge pond 12 respectively.
Described cleaning apparatus is a dust-precipitator 4, and it is connected with interchanger 6 with condenser 8 respectively by blower fan 5, and the discharge end of dust-precipitator 4 is connected with the transfer roller of blade dryer 2 or postorder.
The heated mandrel of described every group of reverse rotation is single shaft, twin shaft, three or four.
Workflow of the present utility model is:
The mud flow process: the feed product by last workshop section's pressure filter or other solid-liquid separating equipments come, by transport trolley mud is transported in the mud storage bin 1, sludge pump will wet the mud pressurization, quantitatively be delivered into blade dryer 2; In blade dryer 2, drying machine inwall wall, heat radiation disk contact with wet stock, and material is heated; The disk stirring at low speed of dispelling the heat simultaneously mud makes mud fully contact the purpose that reaches conveying simultaneously with the disk hot face.After mud is heated, moisture evaporation, the normal pressure overheat steam of being crossed Sludge Surface by high speed flow carries goes out the air outlet, and enters dust-precipitator 4.At dust-precipitator 4 places, a small amount of mud dust that is mingled with in the steam is collected and returns to blade dryer 2 again.The mud self-desiccation machine discharge port that reaches the mummification requirement is at last discharged or is sent in the transfer roller of postorder.
Take the humid gas flow process: it is superheated vapour that native system is taken the humid gas main body, and a small amount of non-condensable gas in the part mud, and small amount of leakage is gone into the air of system etc.In the blade dryer 2, moisture evaporated enters with a small amount of non-condensable gas in steam-like and the mud and takes in the humid gas, under the effect of blower fan 5, enter dust-precipitator 4, enter interchanger 6 in the pressurization of blower fan 5 air outlets, finish at interchanger 6 places and further to heat taking humid gas, make and take humid gas and enter in the blade dryer 2, once more circulation with hot excessively; Part is taken humid gas and discharge the recycle system under the induced draft fan effect, and the steam of taking in the moisture of going out system at condenser 8 places is condensed, and enters drain trap 11, and water of condensation enters hydrophobic pipe network 13 and dirty slag is entered pollution discharge pond 12 afterwards; Gas behind the condenser 8 enters drying chamber 9, sends the separation of the moisture in the gas and with it into drain trap 11; Last remaining a small amount of non-condensable gas and air are reached the purpose of taste removal to incinerator 10 by the induced draft fan positive delivery.
Water vapor thermal source flow process: superheated vapour enters the inwall chuck and the heat radiation disk of blade dryer 2, for drying machine provides dry power.Enter hold-up vessel II 7 afterwards.Assurance is taken humid gas and is circulated between drying machine, fly-ash separator, recirculation blower, in time the mud moisture evaporated is brought into and takes in the humid gas.
Thermal oil thermal source flow process: thermal oil enters the inwall chuck and the heat radiation disk of blade dryer 2, for drying machine provides dry power.Enter hold-up vessel II 7 afterwards.Assurance is taken humid gas and is circulated between drying machine, fly-ash separator, recirculation blower, in time the mud moisture evaporated is brought into and takes in the humid gas.
Current flow process in the cooling: the heat recuperation of taking humid gas that will enter condenser 8.And steam cooling that will be wherein is to liquid, significantly reduces induced draft fan and is delivered to the gas volume that burns in the incinerator and moisture wherein.
Cooling air intake flow process: the heat recuperation of taking humid gas that will enter condenser 8.And the water of condensation of inciting somebody to action wherein imports water transfer pipe network.
Claims (5)
1. sludge blades dehumidification system, it is characterized in that: it comprises the mud storage bin, and the mud storage bin is connected with the blade dryer opening for feed, and the blade dryer discharge port is connected with the hold-up vessel I; The tail gas of blade dryer one the tunnel is sent into residual neat recovering system behind cleaning apparatus, the interchanger heating is sent on another road, and interchanger is connected with thermal source; The inwall of described blade dryer is provided with chuck, and portion is the heated mandrel of the hollow of two groups of reverse rotations within it, several heat radiation disks of on heated mandrel, arranging, and superheated vapour or deep fat are sent into heated mandrel and chuck.
2. sludge blades dehumidification system as claimed in claim 1, it is characterized in that: described residual neat recovering system comprises condenser, the condenser inlet mouth is connected with cleaning apparatus, condenser heats water coolant or cooling air intake, the condenser air outlet is connected with drying chamber, and the drying chamber discharge port is connected with incinerator, and the condenser water outlet is connected with drain trap, the drying chamber water outlet also is connected with drain trap simultaneously, and drain trap then is connected with hydrophobic pipe network with pollution discharge pond respectively.
3. sludge blades dehumidification system as claimed in claim 1 or 2 is characterized in that: described cleaning apparatus is a gas-solid separating device, and the solid particulate in the gas is separated.
4. dust-precipitator is connected with interchanger with incineration system respectively by blower fan, and its discharge end is connected or directly enters the transfer roller of postorder with blade dryer.
5. sludge blades dehumidification system as claimed in claim 1 is characterized in that: the heated mandrel of described every group of mutual reverse rotation is twin shaft, three or four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020219892 CN201694934U (en) | 2010-06-09 | 2010-06-09 | Sludge blade drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020219892 CN201694934U (en) | 2010-06-09 | 2010-06-09 | Sludge blade drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201694934U true CN201694934U (en) | 2011-01-05 |
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ID=43396176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020219892 Expired - Lifetime CN201694934U (en) | 2010-06-09 | 2010-06-09 | Sludge blade drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201694934U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830624A (en) * | 2010-06-09 | 2010-09-15 | 山东天力干燥设备有限公司 | System and process for drying sludge blades |
| CN102745880A (en) * | 2012-07-18 | 2012-10-24 | 绍兴文理学院 | Sludge drying system |
| CN103408213A (en) * | 2013-08-02 | 2013-11-27 | 天华化工机械及自动化研究设计院有限公司 | Energy-saving off-gas self-lazy circular sludge drying system and application method thereof |
| CN104341086A (en) * | 2014-10-16 | 2015-02-11 | 景津环保股份有限公司 | Tank-type solar collector sludge drying technique and assembly |
| CN104341084A (en) * | 2013-08-02 | 2015-02-11 | 天华化工机械及自动化研究设计院有限公司 | Energy-saving type dyeing sludge drying system for combined heat and power generation |
| CN104529124A (en) * | 2014-07-17 | 2015-04-22 | 景津环保股份有限公司 | Parallel blade sludge drying system and drying method |
| CN105523702A (en) * | 2016-02-03 | 2016-04-27 | 山东齐盛机电工程有限公司 | Disk drying and cooling machine |
| CN109020129A (en) * | 2018-09-21 | 2018-12-18 | 江苏腾业新型材料有限公司 | A kind of sludge drying system |
-
2010
- 2010-06-09 CN CN 201020219892 patent/CN201694934U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830624A (en) * | 2010-06-09 | 2010-09-15 | 山东天力干燥设备有限公司 | System and process for drying sludge blades |
| CN102745880A (en) * | 2012-07-18 | 2012-10-24 | 绍兴文理学院 | Sludge drying system |
| CN103408213A (en) * | 2013-08-02 | 2013-11-27 | 天华化工机械及自动化研究设计院有限公司 | Energy-saving off-gas self-lazy circular sludge drying system and application method thereof |
| CN103408213B (en) * | 2013-08-02 | 2014-10-22 | 天华化工机械及自动化研究设计院有限公司 | Energy-saving off-gas self-lazy circular sludge drying system and application method thereof |
| CN104341084A (en) * | 2013-08-02 | 2015-02-11 | 天华化工机械及自动化研究设计院有限公司 | Energy-saving type dyeing sludge drying system for combined heat and power generation |
| CN104341084B (en) * | 2013-08-02 | 2015-12-02 | 天华化工机械及自动化研究设计院有限公司 | For the energy-saving printing and dyeing sludge dehumidification system of cogeneration |
| CN104529124A (en) * | 2014-07-17 | 2015-04-22 | 景津环保股份有限公司 | Parallel blade sludge drying system and drying method |
| CN104341086A (en) * | 2014-10-16 | 2015-02-11 | 景津环保股份有限公司 | Tank-type solar collector sludge drying technique and assembly |
| CN105523702A (en) * | 2016-02-03 | 2016-04-27 | 山东齐盛机电工程有限公司 | Disk drying and cooling machine |
| CN105523702B (en) * | 2016-02-03 | 2018-03-13 | 山东齐盛机电工程有限公司 | A kind of disk desiccation machine |
| CN109020129A (en) * | 2018-09-21 | 2018-12-18 | 江苏腾业新型材料有限公司 | A kind of sludge drying system |
| CN109020129B (en) * | 2018-09-21 | 2021-07-20 | 江苏腾业新型材料有限公司 | Sludge drying system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG TIANLI DRYING CO., LTD. Free format text: FORMER NAME: TIANLI DRYING EQUIPMENT CO., LTD., SHANDONG |
|
| CP03 | Change of name, title or address |
Address after: 250101, Shandong Province, Ji'nan hi tech Zone, No. 554 Feng Feng Road, environmental science and Technology Park, building 8, Feng Feng building, room 230 Patentee after: Shandong Tianli Drying Co., Ltd. Address before: Licheng District 250103 Shandong city of Ji'nan Province town three village 403 stone stone Patentee before: Tianli Drying Equipment Co., Ltd., Shandong |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110105 Effective date of abandoning: 20110928 |