CN211712908U - Active sludge cracking and separating integrated device - Google Patents
Active sludge cracking and separating integrated device Download PDFInfo
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- CN211712908U CN211712908U CN201922321389.0U CN201922321389U CN211712908U CN 211712908 U CN211712908 U CN 211712908U CN 201922321389 U CN201922321389 U CN 201922321389U CN 211712908 U CN211712908 U CN 211712908U
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Abstract
The utility model discloses an activated sludge cracking and separating integrated device; the spiral guide plates are symmetrically arranged between the outer shell barrel and the rectifying barrel from top to bottom; the lower cover plate of the shell barrel is connected with a corrugated pipe, a hopper is connected below the corrugated pipe, and a discharge pipe is connected below the hopper; an inverted L-shaped exhaust pipe is arranged in the center of the top cover of the outer shell barrel, and exhaust holes are symmetrically formed in the middle wall of the rectifying barrel in the circumferential direction; a sensor mounting flange is arranged on an upper cover plate of the shell barrel; a pressure and temperature instrument is mounted on the sensor mounting flange; the bottom of the rectifying barrel is provided with a circular truncated cone-shaped inner flow guide piece. The utility model has the advantages of cyclone wind separation, fluidized bed, plasma treatment, etc. The method has the advantages that the chemical reaction, the material exchange and the energy transfer processes are carried out, the whole process is carried out in a high-pressure-difference high-speed environment, and the reaction rate is high.
Description
Technical Field
The utility model relates to a sludge treatment process, concretely relates to active sludge schizolysis and separation integrated device.
Background
The treatment of excess sludge in sewage treatment plants is always an environmental protection problem which puzzles the stable operation of various sewage treatment plants. In general, after the activated sludge is identified by harmful substances, physical landfill is preferred, and with the development of urbanization, landfill plants are generally saturated, so that the landfill requirement is higher and higher, and the sludge landfill is limited; the single high-temperature incineration is not economical, the secondary pollution risk of dioxin also exists, the high-temperature combined incineration needs a cooperative unit, the harmless treatment cost is high, and the popularization is difficult; the low-temperature drying technology is carried out by a heat exchange principle, so that the occupied area is large, the treatment time is long, and the economy is not good; the lime dry treatment is limited by the production of lime raw materials, increases the sludge amount and increases the post-treatment cost. After the sludge utilization is divided into high-temperature fermentation, low-temperature fermentation and low-temperature drying, composting is recycled; or incinerated to be used as building material auxiliary materials and the like. The compost recycling risk is higher and is not beneficial to popularization under the influence of heavy metal, dangerous organic matters and the like; the use of the said additive as building material can reduce the overall performance and is not favorable to popularization. In addition, the utilization of the sludge carbon source is less at present, the development of the carbon source is insufficient, and a complete harmless process is not provided.
The existing cyclone transportation and separation equipment adopts a centrifugal fan to suck negative pressure to perform feeding and separation operation, the limit of power difference is only one atmospheric pressure, and larger driving force cannot be provided. The fan configuration requirement is high, and the energy consumption is high; the equipment application is not provided with a flow guide structure, and the gas-solid separation has no interface control scheme, so that the gas flow is easy to be disordered, and the solid material entrainment phenomenon exists. The traditional centrifugal machine has high separation energy consumption and limited dehydration rate, and has no harmless treatment capacity on organic matters, pathogens, heavy metals and the like.
The fluidized bed reactor needs to be additionally provided with an external blower and air preheating equipment, and the equipment is large and high in energy consumption. In order to ensure the fluidization state, a blower provides high-speed transportation airflow, so that the energy consumption is high; the fluidized bed has large air heat energy loss including solid material and tail gas sensible heat loss; the granularity of the fluidized material is not easy to control, and a blind area exists in heat exchange; there is no good removal function for part of the free water and the bound water. Has no harmless treatment capability on organic matters, heavy metals and the like.
The plasma material treatment has the defects of low pretreatment efficiency, high plasma energy consumption, unstable performance and high control requirement on the water content. The pure plasma treatment has high energy consumption of equipment, serious sensible heat waste and limited energy consumption utilization level of heat energy recovery efficiency; the high-temperature plasma treatment needs to add an auxiliary carbon source, and the low-temperature plasma technology has poor solid-liquid separation effect.
Other sludge disposal methods such as low-temperature drying require large equipment volume, difficult heat insulation and preservation and high heat loss; the reaction time is long, and the equipment volume is large; and multiple times of heat energy recovery are realized, more equipment is provided, and the recovery rate is limited by the heat recovery limit. In the aspect of activated sludge carbon source recycling, the prior art has defects in microorganism inactivation, heavy metal mineralization and phosphate mineralization such as low-temperature drying, anaerobic oxidation and the like.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide an active sludge cracking and separating integrated device.
In order to achieve the purpose, the utility model designs an active sludge cracking and separating integrated device, which comprises an outer shell barrel and an inner rectifying barrel, wherein spiral guide plates are symmetrically arranged between the outer shell barrel and the rectifying barrel from top to bottom; the lower cover plate of the shell barrel is connected with a corrugated pipe, a hopper is connected below the corrugated pipe, and a discharge pipe is connected below the hopper; an inverted L-shaped exhaust pipe is arranged in the center of the top cover of the outer shell barrel, a plurality of mounting holes are symmetrically formed in the circumferential direction of the outer wall of the upper part of the outer shell barrel, an assembly seat is arranged on each mounting hole, a feed pipe, an adjusting rod and a plasma emission tube are sequentially arranged on each assembly seat from top to bottom, and exhaust holes are symmetrically formed in the circumferential direction of the middle wall of the rectifying barrel; a sensor mounting flange is arranged on an upper cover plate of the shell barrel; a pressure and temperature instrument is mounted on the sensor mounting flange; the bottom of the rectifying barrel is provided with a circular truncated cone-shaped inner flow guide piece.
Furthermore, the feed pipe extends into the shell barrel in parallel, and a nozzle of the feed pipe downwards sprays in parallel with the corresponding spiral guide plate; adjust the pole and go deep into the shell bucket with the inlet pipe is parallel in, and adjust the pole and go deep into in the inlet pipe spout (through the degree of deepening, control injection cross section size, further control injection rate, jet output and grinding particle granule level), the plasma emission pipe is parallel stretches into inside the shell bucket and upwards the perk and perpendicular with the spout central line of inlet pipe.
Furthermore, the circular-truncated-cone-shaped inner flow guide piece is a hollow circular truncated cone with an upper opening and a lower opening; and the bottoms of the circular-truncated-cone-shaped inner flow guide pieces are symmetrically provided with fixed supports.
Furthermore, four hoisting rings are symmetrically arranged on the upper cover plate of the shell barrel.
And furthermore, observation and overhaul holes are symmetrically formed in the wall of the middle part of the shell barrel.
Still further, two vibrator supports are symmetrically arranged on the outer wall of the hopper.
Still further, 4 fixing bases are symmetrically arranged on the outer wall of the middle lower portion of the shell barrel in the circumferential direction.
Still further, be provided with the ground post on the fixing base below shell bucket outer wall.
Still further, a discharge valve is arranged on the discharge pipe.
The utility model has the advantages that:
1. the utility model has the advantages of cyclone wind separation, fluidized bed, plasma treatment, etc. The method has the advantages that the chemical reaction, the material exchange and the energy transfer processes are realized, the whole process is carried out in a high-pressure high-speed environment, and the reaction rate is high.
2. Compared with the common cyclone separator, the utility model has the advantages that the equipment is provided with the dual flow guide parts, and is matched with the electrolysis device for use except adding the centrifugal suction fan, the feeding material has high pressure energy, and the material gasification level is high. The reaction rate is high, and the saturated steam-water and solid are separated through the cooperation of the injection pipe, the guide plate and the guide cylinder to carry out high-speed centrifugal separation; the guide cylinder is used for rectifying, the static pressure and the dynamic pressure of the middle part are mutually converted, sludge particles at the bottom are accumulated and keep high static pressure, and gas in the middle part flows at high speed to move to the center and is pumped and discharged by a centrifugal fan. The central flow guide auxiliary cylinder ensures that the static pressure at the bottom is separated from part of gas-solid, and lightens the load of gas-solid separation at the rear section.
3. Compared with a fluidized bed reactor, the utility model has the advantages of even granulation, rapid heat exchange and thorough reaction. The feed inlet is used for high-speed grinding, and the granulation degree is controlled; through the release of chemical energy, the temperature exchange is carried out in the microstructure, so that the enthalpy of the system is fully utilized; the power consumption is low, the power consumption is matched with the electrolysis device, an external power fan and air preheating equipment do not need to be added, the investment is low, and the energy consumption is concentrated.
4. The utility model discloses medium plasma treater has the reaction and triggers the energy consumption low, and chain reaction rate is high, with ordinary exothermic reaction coupling, improves the treatment effeciency. Hydroxyl free radicals are generated in a plasma environment and react with the compound which is difficult to degrade to generate short-chain organic matter which is easy to degrade; triggering O in the material2、H2、Cl2And the exothermic reaction is generated, so that the high efficiency, low energy and stability of the plasma are ensured.
5. The utility model discloses have chemical reaction and trigger fast, the reaction heat is released and is concentrated, and heat utilization rate is high, and activated sludge inorganization degree is controllable, fully innoxious.
6. The utility model is used with an electrolysis device, has high-speed jet separation, fully grinds particles and quickly separates water in gaps.
7. The utility model discloses plasma triggers the chemical reaction of hydroxyl free radical and raw materials electrolysis mist, inorganic salt mineralization reaction, heavy metal stabilization and phosphate mineralize mineralization, and organic matter splits the degradation, has guaranteed innoxious effect and has improved easy degradability.
8. The utility model provides high activated sludge carbonization level, harmful microorganism inactivation level guarantees mud carbon source recycle level and security.
9. The utility model is provided with three feed inlets respectively arranged on three mounting holes 8 and is matched with three spiral guide plates 3, so as to achieve the purpose of processing materials at high speed by three lines simultaneously; the three spiral guide plates 3 are connected with the rectifying barrel 2, so that the speed and effect of the cyclone centrifugal separation are enhanced, and the integral improvement is improved by 3 times; the inner circular truncated cone-shaped inner flow guide piece is arranged, so that the gas-solid separation effect is controlled, and the characteristics of spiral flow guide plate separation, rectifying barrel separation and circular truncated cone-shaped inner flow guide piece separation are formed; meanwhile, a chemical exothermic reaction is generated at the spout of the feeding pipe, so that latent heat of gasification is efficiently provided on the microstructure, and in addition, the plasma triggers the reaction, so that the energy consumption is greatly reduced. The feeding pipe 10 has the nozzle for high-speed grinding, uniform granulation, sufficient heat exchange, sufficient gasification of gap water and rapid separation of water and solid.
To sum up, the utility model discloses have the controllability, handle more effective fruit than general mode to hazardous waste, high-risk organic matter.
Drawings
FIG. 1 is a schematic view of the integrated device for splitting and separating activated sludge according to the present invention;
fig. 2 is a cross-sectional view of the integrated device of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a cross-sectional view B-B of FIG. 2;
FIG. 5 is a cross-sectional view C-C of FIG. 2;
FIG. 6 is a cross-sectional view taken along line D-D of FIG. 2;
FIG. 7 is a layout view of a spiral baffle;
FIG. 8 is a top view of a frustoconical inner baffle;
FIG. 9 is a front view of a frustoconical inner baffle;
FIG. 10 is a schematic view of a hopper;
FIG. 11 is a bottom view of the hopper;
FIG. 12 is a detail view of the component seat;
in the figure, a shell barrel 1, a sensor mounting flange 1.1, a pressure temperature instrument 1.11, a hoisting ring 1.2, a rectifying barrel 2, a spiral flow guide plate 3, a corrugated pipe 4, a hopper 5, a vibrator support 5.1, a discharge pipe 6, a discharge valve 6.1, an inverted L-shaped exhaust pipe 7, a mounting hole 8, a component seat 9, a feed pipe 10, an adjusting rod 11, a plasma emission pipe 12, a plasma rectifying power supply 12.1, an exhaust hole 13, a circular-table-shaped inner flow guide part 14, a fixed support 14.1, an observation and overhaul hole 15, a fixed seat 16 and a grounding column 17.
Detailed Description
The invention is described in further detail below with reference to the figures and specific embodiments for the understanding of those skilled in the art.
The activated sludge cracking and separating integrated device shown in fig. 1-12 comprises an outer shell barrel 1 and an inner rectifying barrel 2, wherein 3 spiral guide plates 3 are symmetrically arranged between the outer shell barrel 1 and the rectifying barrel 2 from top to bottom; the lower cover plate of the shell barrel 1 is connected with a corrugated pipe 4, a hopper 5 is connected below the corrugated pipe 4, and two vibrator supports 5.1 are symmetrically arranged on the outer wall of the hopper 5;
a discharge pipe 6 is connected below the hopper 5; a discharge valve 6.1 is arranged on the discharge pipe 6, an inverted L-shaped exhaust pipe 7 is arranged in the center of the top cover of the shell barrel 1, and four hoisting rings 1.2 are symmetrically arranged on the upper cover plate of the shell barrel 1;
observation access holes 15 are symmetrically arranged on the wall of the middle part of the shell barrel 1; 4 fixed seats 16 are symmetrically arranged on the outer wall of the middle lower part of the shell barrel 1 in the circumferential direction; the outer wall of the shell barrel 1 below the fixed seat 16 is provided with a grounding column 17;
3 mounting holes 8 are symmetrically formed in the circumferential direction of the outer wall of the upper portion of the shell barrel 1, the included angle of the 3 mounting holes 8 is 120 degrees, a component seat 9 is arranged on each mounting hole 8, a feeding pipe 10, an adjusting rod 11 and a plasma emission pipe 12 are sequentially arranged on the component seat 9 from top to bottom, the feeding pipe 10 extends into the shell barrel 1 in parallel, and a nozzle of the feeding pipe 10 sprays downwards; the plasma emission tube 12 extends into the shell barrel 1 in parallel, is tilted upwards and is vertical to the central line of the nozzle of the feeding tube 10; exhaust holes 13 are symmetrically formed in the middle wall of the rectifying barrel 2 in the circumferential direction; a sensor mounting flange 1.1 is arranged on an upper cover plate of the shell barrel 1; a pressure and temperature instrument 1.11 is arranged on the sensor mounting flange 1.1; the bottom of the rectifying barrel 2 is provided with a circular truncated cone-shaped inner flow guide part 14; the circular truncated cone-shaped inner flow guide piece 14 is a hollow circular truncated cone with an upper opening and a lower opening; the bottom of the circular truncated cone shaped inner diversion part 14 is symmetrically provided with a fixed bracket 14.1.
The working process of the integrated device for cracking and separating the activated sludge comprises the following steps:
1. firstly, connecting the electrolysis equipment and the tail gas treatment equipment through a feeding pipe 10 and an inverted L-shaped exhaust pipe 7 respectively;
2. closing a discharge valve 6.1 of a discharge pipe 6, and starting a suction fan connected with an inverted L-shaped exhaust pipe 7 to ensure micro negative pressure in the separator;
3. starting the plasma emission tube 12 to ensure the stable emission of the equipment;
4. before the device is used, the adjusting rod 11 is adjusted, the depth length of the adjusting rod 11 is rotated, the size of the section of a nozzle of the feeding pipe 10 is adjusted, the injection rate and the injection quantity are further changed, the injection grinding and micro-scale heat exchange effects are ensured, and the water gasification separation of the internal clearance of the sludge is promoted;
5. observing the plasma flame explosion condition in the operation of the equipment, adjusting the optimal power and ensuring the full chemical reaction and the stable dehydration;
6. after the sprayed material is subjected to plasma treatment, an oxidation exothermic reaction is rapidly generated, inorganic salt is rapidly mineralized, sludge particles are fully pyrolyzed, and gap moisture is gasified and separated;
7. the gas-solid mixture rotates along the spiral guide plate 3 and the rectifying barrel 2, particles gradually move downwards and are accumulated in the hopper 5, meanwhile, a static high-pressure gas layer is formed on the upper part of the hopper 5 under the action of the guide piece 14, the gasified substances are gradually converted into static high pressure and dynamic pressure upwards along the rectifying barrel 2, and gas flow is quickly discharged along the circular-table-shaped inner guide piece 14, the rectifying barrel 2 and three holes at the top of the spiral guide plate 3; static pressure controls dynamic pressure conversion through the circular-truncated-cone-shaped inner flow guide piece 14, so that the gas-solid separation effect of the rectifying barrel 2 is ensured, meanwhile, the circular-truncated-cone-shaped inner flow guide piece 14 prevents air flow interference, and partial suspended particles are ensured to be settled and separated in the rectifying barrel 2;
8. the three spiral guide plates 3 are simultaneously connected with the three feeding pipes 10, the adjusting rods 11 and the plasma emission pipes 12 to simultaneously process materials, and the processing efficiency of the equipment is improved through the separation operation of the three spiral guide plates 3;
9. the spiral guide plate 3 is arranged into a downward spiral surface, and the outer side of the plate surface is high, the inner side of the plate surface is low, so that sludge particles are ensured to smoothly slide down along the plate until the tail end of the sludge breaks away, and the sludge particles are discharged into the hopper 5; the materials are gasified and absorb heat along the way, cooled and gradually separated under the pumping of a centrifugal fan; in the operation process, the pressure meter and the humidity count value are observed, the frequency of the centrifugal machine is adjusted, the pumping rate is ensured, and the dehydration effect is further ensured;
10. after the feeding and the injection are finished, the negative pressure fan is stopped after being kept for 5 minutes, and the vibrator and the discharge valve 6.1 on the vibrator bracket 5.1 are opened for discharging.
Other parts not described in detail are prior art. Although the above embodiments have been described in detail, it is only a part of the embodiments of the present invention, rather than all embodiments, and other embodiments can be obtained without inventive step according to the present embodiments.
Claims (9)
1. The utility model provides an active sludge schizolysis and separation integrated device which characterized in that: the device comprises an outer shell barrel (1) and an inner rectifying barrel (2), wherein spiral guide plates (3) are symmetrically arranged between the outer shell barrel (1) and the rectifying barrel (2) from top to bottom; the lower cover plate of the shell barrel (1) is connected with a corrugated pipe (4), a hopper (5) is connected below the corrugated pipe (4), and a discharge pipe (6) is connected below the hopper (5); an inverted L-shaped exhaust pipe (7) is arranged in the center of a top cover of the shell barrel (1), a plurality of mounting holes (8) are symmetrically formed in the circumferential direction of the outer wall of the upper portion of the shell barrel (1), a component seat (9) is arranged on each mounting hole (8), a feeding pipe (10), an adjusting rod (11) and a plasma emission pipe (12) are sequentially arranged on each component seat (9) from top to bottom, and exhaust holes (13) are symmetrically formed in the circumferential direction of the middle wall of the rectifying barrel (2); a sensor mounting flange (1.1) is arranged on an upper cover plate of the shell barrel (1); a pressure and temperature instrument (1.11) is mounted on the sensor mounting flange (1.1); the bottom of the rectifying barrel (2) is provided with a circular truncated cone-shaped inner flow guide piece (14).
2. The integrated device for splitting and separating activated sludge as claimed in claim 1, wherein: the feeding pipe (10) extends into the shell barrel (1) in parallel, and a nozzle of the feeding pipe (10) downwards sprays in parallel with the corresponding spiral guide plate (3); adjust pole (11) and inlet pipe (10) parallel and go deep into in shell bucket (1), and adjust pole (11) and go deep into in the inlet pipe spout, plasma emission tube (12) parallel stretch into shell bucket (1) inside and upwards perk and perpendicular with the spout central line of inlet pipe (10).
3. The integrated device for splitting and separating activated sludge as claimed in claim 1, wherein: the circular truncated cone-shaped inner flow guide piece (14) is a hollow circular truncated cone with an upper opening and a lower opening; the bottom of the circular-truncated-cone-shaped inner flow guide piece (14) is symmetrically provided with a fixed support (14.1).
4. The integrated device for splitting and separating activated sludge as claimed in claim 1, wherein: four hoisting rings (1.2) are symmetrically arranged on the upper cover plate of the shell barrel (1).
5. The integrated device for splitting and separating activated sludge as claimed in claim 1, wherein: and observation access holes (15) are symmetrically formed in the wall of the middle part of the shell barrel (1).
6. The integrated device for splitting and separating activated sludge as claimed in claim 1, wherein: two vibrator supports (5.1) are symmetrically arranged on the outer wall of the hopper (5).
7. The integrated device for splitting and separating activated sludge as claimed in claim 1, wherein: 4 fixing seats (16) are symmetrically arranged on the outer wall of the middle lower part of the shell barrel (1) in the circumferential direction.
8. The integrated device for splitting and separating activated sludge as claimed in claim 7, wherein: and a grounding column (17) is arranged on the outer wall of the shell barrel (1) below the fixed seat (16).
9. The integrated device for splitting and separating activated sludge as claimed in claim 1, wherein: and a discharge valve (6.1) is arranged on the discharge pipe (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922321389.0U CN211712908U (en) | 2019-12-19 | 2019-12-19 | Active sludge cracking and separating integrated device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922321389.0U CN211712908U (en) | 2019-12-19 | 2019-12-19 | Active sludge cracking and separating integrated device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110981142A (en) * | 2019-12-19 | 2020-04-10 | 葛洲坝水务淄博博山有限公司 | Active sludge cracking and separating integrated device and process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110981142A (en) * | 2019-12-19 | 2020-04-10 | 葛洲坝水务淄博博山有限公司 | Active sludge cracking and separating integrated device and process thereof |
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