CN211561866U - Novel sewage treatment system - Google Patents
Novel sewage treatment system Download PDFInfo
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- CN211561866U CN211561866U CN201921562163.3U CN201921562163U CN211561866U CN 211561866 U CN211561866 U CN 211561866U CN 201921562163 U CN201921562163 U CN 201921562163U CN 211561866 U CN211561866 U CN 211561866U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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Abstract
The utility model discloses a novel sewage treatment system, which comprises a vertical boiling spray dryer, wherein a two-fluid nozzle in the vertical boiling spray dryer is communicated with a waste tank through a buffer high-pressure tank and a pressure pump; an air outlet at the top of the vertical boiling spray dryer is communicated with an air inlet at the top side of the first cyclone separator, a fan for shutting off the bottom of the first cyclone separator is communicated with a feed inlet of the buffer bin, a windward port at the top of the first cyclone separator is communicated with an inlet of a first induced draft fan, and an outlet of the first induced draft fan is communicated with a tail gas treatment system; an air inlet at the bottom side part of the vertical boiling spray dryer is communicated with a hot air supply system; the air-lock machine at the bottom of the vertical boiling spray dryer and the air-lock machine at the bottom of the buffer bin are communicated with the feed inlet of the material collecting bin through the pneumatic conveying device. The utility model discloses thick liquids in the sewage factory are through spraying and boiling stirring drying back for waste material can recycle, and exhaust gas and particle accomplish emission up to standard.
Description
Technical Field
The utility model relates to a sewage treatment device, more specifically say, relate to a novel sewage treatment system.
Background
With the development of industrialization and urbanization, water environment pollution and water resource shortage are increasingly serious, and water pollution control and water environment protection are all too slow. In order to ensure effective implementation of sewage treatment, large sewage treatment stations for collecting sewage are established in various cities, and how to treat sewage and recycle waste materials is a sewage treatment means which needs to be researched urgently.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
An object of the utility model is to provide a novel sewage treatment system adopts the technical scheme of the utility model, simple structure, convenient operation, the thick liquids in the sewage factory pass through spraying and boiling stirring drying back for waste material can recycle, and exhaust gas and particle accomplish emission to reach standard.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses a novel sewage treatment system, including the vertical boiling spray dryer that is used for carrying out secondary drying to sewage, vertical boiling spray dryer in two fluid nozzle through buffering high-pressure tank and force pump export intercommunication, the import of force pump is through waste material jar and feed liquid conveyer pipe intercommunication, wherein manual valve and pneumatic ball valve have all been set gradually between the discharge tube of waste material jar and the import of force pump, between the export of force pump and the import of buffering high-pressure tank and between the export of buffering high-pressure tank and the vertical boiling spray dryer; an air outlet at the top of the vertical boiling spray dryer is communicated with an air inlet at the top side of the first cyclone separator, a fan for shutting off the air at the bottom of the first cyclone separator is communicated with a feed inlet of the buffer bin, an air inlet at the top of the first cyclone separator is communicated with an inlet of a first induced draft fan, and an outlet of the first induced draft fan is communicated with a tail gas treatment system; the air inlet at the bottom side part of the vertical boiling spray dryer is communicated with a hot air supply system for supplying hot air to the vertical boiling spray dryer; the air shutoff machine at the bottom of the vertical boiling spray dryer and the air shutoff machine at the bottom of the buffer bin are communicated with the feed inlet of the material collecting bin through the pneumatic conveying device.
Furthermore, the vertical boiling spray dryer comprises a tower body, a sieve plate and a stirrer for stirring and mixing during boiling drying, wherein the sieve plate is arranged at the bottom in the tower body, the inside of the tower body is divided into a material area and an air inlet area by the sieve plate, and an air inlet is formed in the side wall of the air inlet area; the top of the material area is provided with an air outlet, a pipeline communicated with the buffer high-pressure tank is arranged in the material area, the pipeline is provided with a plurality of two-fluid nozzles, and a discharge outlet at the bottom of the material area is provided with a related fan; the stirrer comprises a stirring shaft, a rotary driving device for driving the stirring shaft to rotate and a stirring blade, the stirring blade is arranged in the tower body, and the stirring blade is positioned above the sieve plate; the stirring paddle is fixedly connected with the upper end of the stirring shaft, and the lower end of the stirring shaft is driven to rotate by the rotary driving device after penetrating through the bottom plate of the tower body.
Furthermore, the waste water treatment device also comprises a tap water pipe which is connected with the discharge pipeline of the waste tank in parallel through a manual valve.
Furthermore, the hot air supply system comprises a natural gas hot-blast stove, a fuel gas port on the natural gas hot-blast stove is communicated with a fuel gas conveying pipe through a manual valve, a combustion-supporting port on the natural gas hot-blast stove is communicated with an outlet of a combustion-supporting fan, and a cold air inlet on the natural gas hot-blast stove is communicated with an outlet of the fan; and the inlet of the combustion-supporting fan and the inlet of the fan are both connected with air filters.
Furthermore, the pneumatic conveying device comprises a gas transmission pipeline and a second cyclone separator, and the air shutoff machine at the bottom of the vertical boiling spray dryer and the air shutoff machine at the bottom of the buffer bin are both communicated with the gas transmission pipeline; an air filter is arranged at the inlet of the gas transmission pipeline, the outlet of the gas transmission pipeline is communicated with an air inlet at the top side part of the second cyclone separator, and an air outlet at the top part of the second cyclone separator is communicated with an inlet of a second induced draft fan; and the air shutoff machine at the bottom of the second cyclone separator is communicated with the feed inlet of the aggregate bin.
Furthermore, the tail gas treatment system comprises an acid washing tower and an alkali washing tower, wherein the induced draft fan, the acid washing tower and the alkali washing tower are sequentially connected.
Furthermore, the first cyclone separator is provided with two stages, and each stage is provided with two first cyclone separators.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:
(1) the utility model discloses a novel sewage treatment system, its vertical boiling spray dryer includes the tower body, sieve and is used for stirring the agitator that mixes during the fluidized drying, the sieve sets up in the bottom in the tower body, the tower body is inside to be divided into material district and air inlet district by the sieve, be provided with the air intake on the lateral wall of air inlet district, the top in material district is provided with the air outlet, be provided with the pipeline that is used for communicating with the buffer pressure tank in the material district, be provided with a plurality of two fluid nozzle on this pipeline, the discharge opening department of material district bottom installs relevant fan, vertical boiling spray dryer occupation area is little, energy-conservation, the hot-blast air that hot-blast feed system supplied with gets into from the air intake of the bottom lateral part of the spray tower, come out from the air outlet at spray tower top again, like this way up hot-blast not only can carry out the predrying to the material from two fluid nozzle blowout, and can carry out reboiled drying, in addition, the upward hot air can also slow down the descending speed of the material, prolong the spray drying time and achieve good drying effect;
(2) the utility model discloses a novel sewage treatment system, wherein a stirrer comprises a stirring shaft, a rotary driving device for driving the stirring shaft to rotate and a stirring paddle, the stirring paddle is arranged in a tower body, and the stirring paddle is positioned above a sieve plate; the stirring paddle is fixedly connected with the upper end of the stirring shaft, the lower end of the stirring shaft penetrates through the bottom plate of the tower body and is driven to rotate by the rotary driving device, and the stirring, mixing, boiling and drying are carried out at the bottom of the tower body, so that the heat efficiency is improved, the energy consumption is saved, the height of the vertical boiling spray dryer is reduced, the phenomena of discharging blockage and caking can be solved, and the materials can be fully and uniformly dried;
(3) the utility model discloses a novel sewage treatment system, it controls hot-blast feed system and first draught fan work earlier, make the air intake of the hot-blast self-reliance boiling spray drier bottom lateral part of hot-blast feed system supply send to in the vertical boiling spray drier, make the inside steam of vertical boiling spray drier come out from the air outlet at the top of the self-reliance boiling spray drier, and enter first cyclone and carry out dust recovery, control the work of pressure pump again, make the ground paste in the canister send to the vertical boiling spray drier through pressure pump and buffering high-pressure tank, because of the design of vertical boiling spray drier, make the material experience spray drying and mix the stirring spray drying, drying effect is good, the material after the secondary drying in the vertical boiling spray drier and the material that first cyclone collected send to the material collecting bin through the pneumatic conveyor together, drying the slurry to recycle the waste materials;
(4) the utility model discloses a novel sewage treatment system, the export of its first draught fan communicates with tail gas treatment system, and tail gas treatment system includes pickling tower and alkali wash tower, and draught fan, pickling tower and alkali wash tower connect gradually, make waste gas and particle accomplish emission up to standard;
(5) the utility model discloses a novel sewage treatment system, it still includes the water pipe, and the water pipe is parallelly connected on the ejection of compact pipeline of garbage bin through manual valve, lets in the running water after the dry completion and washs whole sewage treatment device, and it is convenient to wash.
Drawings
FIG. 1 is a schematic structural view of a novel sewage treatment system of the present invention;
fig. 2 is a schematic structural diagram of a vertical boiling spray dryer in a novel sewage treatment system of the present invention.
The reference numerals in the schematic drawings illustrate: 1. a vertical boiling spray dryer; 1-1, a two-fluid nozzle; 1-2, a tower body; 1-3, sieve plate; 1-4, a stirring shaft; 1-5, a rotation driving device; 1-6, stirring paddle; 2. a buffer high-pressure tank; 3. a pressure pump; 4. a canister; 5. a first cyclone separator; 6. a buffer bin; 7. a first induced draft fan; 8. a material collecting bin; 9. a natural gas hot blast stove; 10. A combustion fan; 11. a fan; 12. an air filter; 13. a gas pipeline; 14. a second cyclone separator; 15. a second induced draft fan; 16. an acid washing tower; 17. and (4) an alkali washing tower.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Examples
With reference to fig. 1, the novel sewage treatment system of the present embodiment includes a vertical boiling spray dryer 1 for performing secondary drying treatment on sewage, wherein two fluid nozzles 1-1 in the vertical boiling spray dryer 1 are communicated with an outlet of a pressure pump 3 through a buffer high-pressure tank 2, an inlet of the pressure pump 3 is communicated with a feed liquid delivery pipe through a waste tank 4, and a manual valve and a pneumatic ball valve are sequentially disposed between a discharge pipeline of the waste tank 4 and an inlet of the pressure pump 3, between an outlet of the pressure pump 3 and an inlet of the buffer high-pressure tank 2, and between an outlet of the buffer high-pressure tank 2 and the vertical boiling spray dryer 1; an air outlet at the top of the vertical boiling spray dryer 1 is communicated with an air inlet at the top side of a first cyclone separator 5, a blowing-off fan at the bottom of the first cyclone separator 5 is communicated with a feed inlet of a buffer bin 6, an air inlet at the top of the first cyclone separator 5 is communicated with an inlet of a first induced draft fan 7, the first cyclone separator 5 is provided with two stages in the embodiment, and each stage is provided with two first cyclone separators 5; the outlet of the first induced draft fan 7 is communicated with a tail gas treatment system, the tail gas treatment system comprises an acid washing tower 16 and an alkali washing tower 17, and the first induced draft fan 7, the acid washing tower 16 and the alkali washing tower 17 are sequentially connected, so that the exhaust gas and particles reach the standard and are discharged; an air inlet at the bottom side part of the vertical boiling spray dryer 1 is communicated with a hot air supply system for providing hot air for the vertical boiling spray dryer 1; the hot air supply system comprises a natural gas hot air furnace 9, a fuel gas port on the natural gas hot air furnace 9 is communicated with a fuel gas conveying pipe through a manual valve, a combustion-supporting port on the natural gas hot air furnace 9 is communicated with an outlet of a combustion-supporting fan 10, and a cold air inlet on the natural gas hot air furnace 9 is communicated with an outlet of a fan 11; the inlet of the combustion fan 10 and the inlet of the fan 11 are both connected with an air filter 12; the air shutting machine at the bottom of the vertical boiling spray dryer 1 and the air shutting machine at the bottom of the buffer bin 6 are both communicated with the feed inlet of the material collecting bin 8 through a pneumatic conveying device; the pneumatic conveying device comprises a gas transmission pipeline 13 and a second cyclone separator 14, and a wind closing machine at the bottom of the vertical boiling spray dryer 1 and a wind closing machine at the bottom of the buffer bin 6 are both communicated with the gas transmission pipeline 13; an air filter 12 is arranged at the inlet of the gas transmission pipeline 13, the outlet of the gas transmission pipeline 13 is communicated with an air inlet at the top side of the second cyclone separator 14, and an air outlet at the top of the second cyclone separator 14 is communicated with an inlet of a second induced draft fan 15; a blower fan at the bottom of the second cyclone separator 14 is communicated with a feed inlet of the aggregate bin 8;
continuing and combining with a figure 2, the vertical boiling spray dryer 1 comprises a tower body 1-2, a sieve plate 1-3 and a stirrer for stirring and mixing during boiling drying, wherein the sieve plate 1-3 is arranged at the bottom in the tower body 1-2, the inside of the tower body 1-2 is divided into a material area and an air inlet area by the sieve plate 1-3, and the side wall of the air inlet area is provided with an air inlet; the top of the material area is provided with an air outlet, a pipeline which is communicated with the buffer high-pressure tank 2 is arranged in the material area, the pipeline is provided with a plurality of two-fluid nozzles 1-1, and a discharge outlet at the bottom of the material area is provided with a related fan; the vertical boiling spray dryer is small in occupied area and energy-saving, hot air supplied by the hot air supply system enters from the air inlet on the side part of the bottom of the spray tower and then comes out from the air outlet on the top of the spray tower, so that upward hot air can not only pre-dry materials sprayed out of the two fluid nozzles, but also re-boil-dry the materials falling to the bottom of the vertical boiling spray dryer, and in addition, upward hot air can also slow down the descending speed of the materials, prolong the spray drying time and achieve a good drying effect; the stirrer comprises a stirring shaft 1-4, a rotary driving device 1-5 for driving the stirring shaft to rotate and stirring blades 1-6, wherein the stirring blades 1-6 are arranged in the tower body 1-2, and the stirring blades 1-6 are positioned above the sieve plate 1-3; the stirring blades 1-6 are fixedly connected with the upper ends of the stirring shafts 1-4, the lower ends of the stirring shafts 1-4 penetrate through the bottom plate of the tower body 1-2 and then are driven to rotate by the rotary driving device 1-5, and the stirring, mixing, boiling and drying are carried out at the bottom of the tower body, so that the heat efficiency is improved, the energy consumption is saved, and the height of the vertical boiling spray dryer is reduced, so that the height of the vertical boiling spray dryer in the embodiment is one third of that of the existing vertical boiling fluidized bed dryer, the phenomena of material discharging blockage and caking can be solved, and the materials can be fully and uniformly dried; the rotary driving device 1-5 is in the prior art and comprises a motor and a worm gear speed reducer, wherein an output shaft of the motor is provided with a driving wheel, an input end of the worm gear speed reducer is provided with a driven wheel, the driving wheel is connected with the driven wheel through a conveyor belt, and an output end of the worm gear speed reducer is connected with the lower end of the stirring shaft 1-4; the utility model discloses a novel sewage treatment system for make things convenient for dry after-cleaning, still include the water pipe, the water pipe is parallelly connected on the ejection of compact pipeline of canister 4 through manual valve.
A novel sewage treatment system comprises the following working steps:
(1) the hot air supply system is controlled to enable an air inlet at the bottom side part of the hot air self-supporting boiling spray dryer supplied by the hot air supply system to be sent into the vertical boiling spray dryer, the hot air supply system comprises a natural gas hot blast stove 9, a gas port on the natural gas hot blast stove 9 is communicated with a gas delivery pipe through a manual valve, and a combustion-supporting port and a combustion-supporting fan on the natural gas hot blast stove 910, a cold air inlet on the natural gas hot blast stove 9 is communicated with an outlet of a fan 11; the inlet of the combustion-supporting fan 10 and the inlet of the fan 11 are both connected with an air filter 12, wherein the temperature of cold air entering the air filter 12 is 15-20 ℃, the model of the fan 11 is 9-26-10.5D (the rotating speed is 1450r/min, the energy-saving variable frequency motor YX3-280S-4(75kw), the flow rate is 20000m3The total pressure is 7000pa), the model of the combustion-supporting fan 10 is 9-26-5.6A (the rotating speed is 2900r/min, and the energy-saving variable frequency motor YX3-160L-4(22 kw); the flow rate is 6000m3At 7000pa total pressure), the consumption of natural gas is 350m3The air inlet pressure is 18kpa, in addition, the vertical boiling spray dryer is obtained by improving the existing vertical boiling fluidized bed dryer, firstly, a spraying component is added in the existing vertical boiling fluidized bed dryer, then, a stirring blade is added in the existing vertical boiling fluidized bed dryer, and the stirring blade is connected with a rotary driving device positioned outside the existing vertical boiling fluidized bed dryer through a stirring shaft;
(2) controlling a first induced draft fan to work, so that hot air in the vertical boiling spray dryer flows out from an air outlet at the top of the vertical boiling spray dryer and is conveyed to a tail gas treatment system by the first induced draft fan to be treated, wherein the tail gas treatment system comprises an acid washing tower 16 and an alkali washing tower 17, the first induced draft fan 7, the acid washing tower 16 and the alkali washing tower 17 are sequentially connected, the pressure in the vertical boiling spray dryer is-100 Pa, the temperature of hot air flowing out of the vertical boiling spray dryer after drying materials is 110 and 120 ℃, the model of the first induced draft fan 7 is 9-26-10D (the rotating speed is 1450r/min, the energy-saving variable frequency motor YX3-280S-4(75kw), and the flow rate is 26000m3H, total pressure 5000pa), the first cyclone separator 5 is provided with two stages, and each stage is provided with two first cyclone separators 5;
(3) distilling and concentrating sewage in sewage plant to obtain slurry with certain solid content, delivering the slurry into a waste tank through a feed liquid delivery pipe, controlling a pressure pump to work, delivering the slurry in the waste tank into a vertical boiling spray dryer through the pressure pump and a buffer high-pressure tank, and delivering the slurry into the vertical boiling spray dryer through a self-supporting boiling spray dryerThe two fluid nozzles spray out for pre-drying, wherein the materials falling to the bottom of the vertical boiling spray dryer are stirred, mixed, boiled and dried and then discharged from a wind closing machine at the bottom of the self-standing boiling spray dryer, and the materials taken away by hot air enter a first cyclone separator and then are discharged into a buffer bin from the wind closing machine at the bottom of the first cyclone separator; wherein the solid content of the slurry is 18%, the temperature of the slurry is 80 ℃, the treatment capacity of the slurry is 5000kg/h, the power of the pressure pump is 30kw, and the flow rate is 5.7m3H, the pressure is 0-12 Mpa; the pressure in the buffer high-pressure tank is 0-8Mpa, and eight two fluid nozzles are arranged;
(3) the materials discharged by the air shutoff machine at the bottom of the vertical boiling spray dryer and the materials discharged by the air shutoff machine at the bottom of the buffer bin enter the material collecting bin through the pneumatic conveying device, the pneumatic conveying device comprises a gas conveying pipeline 13 and a second cyclone separator 14, and the air shutoff machine at the bottom of the vertical boiling spray dryer 1 and the air shutoff machine at the bottom of the buffer bin 6 are both communicated with the gas conveying pipeline 13; an air filter 12 is arranged at the inlet of the gas transmission pipeline 13, the outlet of the gas transmission pipeline 13 is communicated with an air inlet at the top side of the second cyclone separator 14, and an air outlet at the top of the second cyclone separator 14 is communicated with an inlet of a second induced draft fan 15; the air-lock valve at the bottom of the second cyclone separator 14 is communicated with the feed inlet of the material collecting bin 8, wherein the outer diameter of the gas transmission pipeline 13 is 159mm, the wall thickness of the gas transmission pipeline 13 is 2mm, and the air volume entering the gas transmission pipeline 13 is 3000m3The temperature of the air entering the gas transmission pipeline 13 is 20 ℃, and the model of the second induced draft fan 15 is 9-26-4.5A-11kw (the air volume is 4000 m)3And h, the wind pressure is 4600pa, and the energy-saving variable frequency motor YX 3-160M-2).
The utility model discloses a novel sewage treatment system, simple structure, the thick liquids in the sewage factory pass through the spraying and the boiling stirring is dry after for waste material can recycle, and exhaust gas and particle accomplish emission to reach standard.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel sewage treatment system which characterized in that: the sewage treatment system comprises a vertical boiling spray dryer (1) for performing secondary drying treatment on sewage, wherein two fluid nozzles (1-1) in the vertical boiling spray dryer (1) are communicated with an outlet of a pressure pump (3) through a buffer high-pressure tank (2), an inlet of the pressure pump (3) is communicated with a feed liquid conveying pipe through a waste material tank (4), and a manual valve and a pneumatic ball valve are sequentially arranged between a discharge pipeline of the waste material tank (4) and an inlet of the pressure pump (3), between an outlet of the pressure pump (3) and an inlet of the buffer high-pressure tank (2) and between an outlet of the buffer high-pressure tank (2) and the vertical boiling spray dryer (1); an air outlet at the top of the vertical boiling spray dryer (1) is communicated with an air inlet at the top side of the first cyclone separator (5), a fan for shutting off the bottom of the first cyclone separator (5) is communicated with a feed inlet of the buffer bin (6), an air inlet at the top of the first cyclone separator (5) is communicated with an inlet of a first induced draft fan (7), and an outlet of the first induced draft fan (7) is communicated with a tail gas treatment system; the air inlet at the bottom side part of the vertical boiling spray dryer (1) is communicated with a hot air supply system used for providing hot air for the vertical boiling spray dryer (1); the air shutting machine at the bottom of the vertical boiling spray dryer (1) and the air shutting machine at the bottom of the buffer bin (6) are communicated with a feed inlet of the material collecting bin (8) through a pneumatic conveying device.
2. The novel sewage treatment system according to claim 1, wherein: the vertical boiling spray dryer (1) comprises a tower body (1-2), a sieve plate (1-3) and a stirrer for stirring and mixing during boiling drying, wherein the sieve plate (1-3) is arranged at the bottom in the tower body (1-2), the inside of the tower body (1-2) is divided into a material area and an air inlet area by the sieve plate (1-3), and an air inlet is formed in the side wall of the air inlet area; the top of the material area is provided with an air outlet, a pipeline which is communicated with the buffer high-pressure tank (2) is arranged in the material area, the pipeline is provided with a plurality of two fluid nozzles (1-1), and a discharge outlet at the bottom of the material area is provided with a related fan; the stirrer comprises a stirring shaft (1-4), a rotary driving device (1-5) for driving the stirring shaft to rotate and stirring blades (1-6), wherein the stirring blades (1-6) are arranged in the tower body (1-2), and the stirring blades (1-6) are positioned above the sieve plate (1-3); the stirring blades (1-6) are fixedly connected with the upper ends of the stirring shafts (1-4), and the lower ends of the stirring shafts (1-4) are driven to rotate by the rotary driving devices (1-5) after penetrating through the bottom plate of the tower body (1-2).
3. The novel sewage treatment system according to claim 1, wherein: the waste tank is characterized by further comprising a tap water pipe, wherein the tap water pipe is connected to a discharge pipeline of the waste tank (4) in parallel through a manual valve.
4. A novel sewage treatment system according to claim 1, 2 or 3 wherein: the hot air supply system comprises a natural gas hot blast stove (9), a fuel gas port on the natural gas hot blast stove (9) is communicated with a fuel gas conveying pipe through a manual valve, a combustion-supporting port on the natural gas hot blast stove (9) is communicated with an outlet of a combustion-supporting fan (10), and a cold air inlet on the natural gas hot blast stove (9) is communicated with an outlet of a fan (11); the inlet of the combustion fan (10) and the inlet of the fan (11) are both connected with an air filter (12).
5. The novel sewage treatment system according to claim 4, wherein: the pneumatic conveying device comprises a gas conveying pipeline (13) and a second cyclone separator (14), and a wind closing machine at the bottom of the vertical boiling spray dryer (1) and a wind closing machine at the bottom of the buffer bin (6) are both communicated with the gas conveying pipeline (13); an air filter (12) is arranged at the inlet of the gas transmission pipeline (13), the outlet of the gas transmission pipeline (13) is communicated with an air inlet at the top side part of the second cyclone separator (14), and an air outlet at the top part of the second cyclone separator (14) is communicated with an inlet of a second induced draft fan (15); and a blower fan at the bottom of the second cyclone separator (14) is communicated with a feed inlet of the aggregate bin (8).
6. The novel sewage treatment system according to claim 5, wherein: the tail gas treatment system comprises an acid washing tower (16) and an alkali washing tower (17), wherein the first induced draft fan (7), the acid washing tower (16) and the alkali washing tower (17) are sequentially connected.
7. The novel sewage treatment system according to claim 6, wherein: the first cyclone separators (5) are provided with two stages, and each stage is provided with two first cyclone separators (5).
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| CN201921562163.3U CN211561866U (en) | 2019-09-19 | 2019-09-19 | Novel sewage treatment system |
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| CN201921562163.3U CN211561866U (en) | 2019-09-19 | 2019-09-19 | Novel sewage treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110433510A (en) * | 2019-09-19 | 2019-11-12 | 江苏省范群干燥设备厂有限公司 | A kind of New Type of Sewage Treatment System |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110433510A (en) * | 2019-09-19 | 2019-11-12 | 江苏省范群干燥设备厂有限公司 | A kind of New Type of Sewage Treatment System |
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| GR01 | Patent grant |