CN111467845B - Active granular sludge circulation separation screening installation - Google Patents
Active granular sludge circulation separation screening installation Download PDFInfo
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- CN111467845B CN111467845B CN202010473122.8A CN202010473122A CN111467845B CN 111467845 B CN111467845 B CN 111467845B CN 202010473122 A CN202010473122 A CN 202010473122A CN 111467845 B CN111467845 B CN 111467845B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0045—Plurality of essentially parallel plates
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The invention discloses active granular sludge circulating separation screening equipment which comprises a support frame arranged in a water pool, wherein the support frame is a cubic hollow frame body formed by splicing and assembling a plurality of vertical rods and transverse rods; the transverse rods are fixedly connected with the vertical rods at the two ends of the transverse rods through bolts, and the vertical rods are connected through adjusting pull strips; an adjusting rod is vertically arranged between the adjacent vertical rods, and a plurality of mounting holes are formed in the vertical direction of the vertical rods and the adjusting rod; a transverse supporting rod is respectively arranged between the opposite vertical rod and the adjusting rod through a mounting hole; the flexible separation inclined plate is arranged on the transverse supporting rod on the adjacent vertical rod and the adjusting rod between the adjacent vertical rod and the horizontal supporting rod, and the angle of the separation inclined plate is controlled by adjusting the height of the adjusting rod. The invention utilizes the unique space of the equipment to improve the water flow dynamic condition and creates a dynamic cultivation area and a static separation area inside the equipment. Thereby realizing the self-agglomeration granulation of the activated sludge and the automatic screening separation of the inorganic sludge in the biological tank.
Description
Technical Field
The invention relates to the technical field of active granular sludge circulation separation screening for sewage treatment and sludge-water separation for tap water purification treatment, in particular to active granular sludge circulation separation screening equipment.
Background
The sludge-water separation process commonly adopted in the water treatment process mainly comprises two forms of a filter and a sedimentation tank, wherein the sedimentation separation mainly comprises inclined tube and inclined plate sedimentation. However, in the existing sedimentation separation process, the inclined pipe is blocked due to sludge sedimentation when the sludge and the water are separated; the pipe chute is of a honeycomb or rectangular structure, and lateral restraint force is easily formed at an included angle when surface sludge slides down to block the sludge from sliding down, so that vicious circle is caused, and the pipe chute is finally blocked.
The existing sloping plate separation has an insecure structure when being used for sludge sedimentation for a long time, and easily causes collapse accidents. In addition, algae are easy to breed in the sedimentation tank to block water outlet holes, and vicious circle is formed to reduce the water purification efficiency. Because the water that the swash plate separates is in the upper portion, and clear water area is great, can breed a large amount of algae under the illumination of sunshine and the transmission, block up the apopore of water catch bowl, therefore need the manual work to clear away, it is very troublesome.
The present invention
In view of the above, the present invention provides an activated granular sludge circulating separation screening apparatus with flexible assembly, good sedimentation effect, stable structure and quick installation, which solves the problems of unstable structure, easy collapse, short service life, poor sludge water purification effect, troublesome assembly and disassembly, and incapability of adjusting separation load according to the change of water inlet in the conventional inclined plate apparatus. Meanwhile, by changing the natural growth mode of traditional activated granular sludge culture screening, the unique space of the equipment is utilized to improve the water flow dynamic condition, and a dynamic culture area and a static separation area are created inside the equipment. Thereby realizing the self-agglomeration granulation of the activated sludge and the automatic screening separation of the inorganic sludge in the biological tank.
In order to achieve the purpose, the invention adopts the following technical scheme:
the active granular sludge circulating, separating and screening equipment comprises a support frame arranged in a water pool, wherein the support frame is a cubic hollow frame body formed by splicing and assembling a plurality of vertical rods and transverse rods; the device is characterized in that the transverse rods are fixedly connected with the vertical rods at the two ends of the transverse rods through bolts, and the vertical rods are connected through transverse bracing strips; adjusting rods are vertically arranged between the adjacent vertical rods, and a plurality of mounting holes are formed in the vertical directions of the vertical rods and the adjusting rods; a plurality of transverse supporting rods are respectively arranged between the opposite vertical rods and the adjusting rods through mounting holes; and a flexible separation inclined plate is arranged on the transverse support rod on the adjacent vertical rods and the adjusting rod between the adjacent vertical rods, and the angle of the separation inclined plate is controlled by adjusting the height of the adjusting rod.
According to the technical scheme, the mud-water mixed liquid flows from one side of the solid-liquid separation device to the other side through the separation inclined plate, mud and water are separated in the flowing process, separated sludge particles are precipitated, and separated clear water is discharged. When the muddy water mixed fluid passes through the separation inclined plate, when passing through the adjusting rod and the transverse brace, a micro-vortex in a small range can be formed at the rear part of the muddy water mixed fluid, so that the collision probability of micro-flocs is increased, suspended matters and water purifying agent hydrolysate in raw water are adsorbed by collision to form a larger floc which is deposited on the separation inclined plate and then falls to the edge of the separation inclined plate to form a static deposition area, the water body in the area is in an ideal laminar flow state, the disturbance of the turbulent flow on the sludge deposition is avoided, an ideal condition is created for the sludge deposition to the bottom of the tank, and the deposition effect is better. The structure preliminarily fixes and limits the vertical rods through the transverse rods, inserts the transverse support rods into corresponding mounting holes through fixing bolts, then fixedly mounts the separation inclined plate, the adjusting rods and the transverse support rods on the vertical rods on two sides of the separation inclined plate, adjusts the inclination angle of the separation inclined plate by adjusting the height of the adjusting rods, can adjust the separation inclined plate to a corresponding inclination angle according to water inflow load, and then fixes the vertical rods and the adjusting rods through the transverse braces to finish mounting; the equipment is convenient to assemble and adjust the angle, and different inclined separation plate angles are set according to the mud-water condition, so that the separation efficiency of mud-water precipitation is improved; the structure of separation swash plate is easy to assemble, and the regulating plate is used for conveniently adjusting the inclination of separation swash plate, and vertical pole and horizontal pole play the effect of support.
The dynamic cultivation and static separation area is skillfully integrated in the separation inclined plate, so that the screening efficiency of the aerobic granular sludge is greatly improved, and the problem that the traditional aerobic granular sludge screening device is easy to block is thoroughly solved.
Preferably, the two ends of the transverse supporting rod, the vertical rod and the adjusting rod are respectively provided with corresponding fixing holes, so that the two ends of the transverse supporting rod and the vertical rod or the adjusting rod are detachably connected through the fixing holes by bolts. Fix horizontal bracing piece and vertical pole or regulation pole through the bolt, increased the stability and the bearing capacity of whole equipment, effectively avoided because of the too big phenomenon that causes the collapse of load.
Preferably, hanging bags are respectively arranged at the two ends and the middle position of the separation inclined plate, and penetrating positioning holes for penetrating and installing the transverse supporting rods are formed in the hanging bags. The separation inclined plate and the transverse supporting rod are detachably connected by additionally arranging the hanging bag, so that the separation inclined plate is convenient to mount and dismount; meanwhile, the stability of the separation inclined plate is improved.
Preferably, the separation inclined plate is of a combined structure and is formed by splicing at least one inclined plate. The device can be conveniently used in the water pool with any size, and can be directly assembled in the water pool with any size without the need of specifying or modifying the size.
Preferably, the inclined separation plate is made of a highly hydrophobic material.
Preferably, a highly hydrophobic material is coated on the surface of the inclined separation plate. The sludge can slide off more favorably, so that the sludge accumulation and blockage on the separation inclined plate can be avoided.
Preferably, the vertical rods are provided with diagonal braces in a crossed manner, and the transverse braces, the diagonal braces, the vertical rods and the adjusting rods are connected through bolts. Play the effect of consolidating whole equipment, increased the little vortex that forms in the rear of vertical pole and horizontal, slant brace in addition, increased the collision probability between the small floc, make suspended solid and water purification agent hydrolysate in the former aquatic, form bigger floc after the collision absorption and subside to the bottom of separation swash plate, increase the purification rate of muddy water.
Preferably, the included angle between the separation inclined plates is 15-75 degrees; the distance between the adjacent transverse supporting rods in the vertical direction is 15-100 mm. Can be flexibly adjusted according to the mud-water load of inlet water and the efficiency requirement of the slime, so that the concentration of active organisms in the pool can be randomly adjusted from 2000mg/L to 8000mg/L, the effective separation of mud and water is ensured, and the mud-water separation effect is ensured.
Preferably, the mounting holes are respectively mounted at the middle-lower part of the vertical rod and the middle-upper part of the adjusting rod. The angle adjustment of the separation inclined plate is convenient, and the miniaturization and the orderliness of equipment are facilitated.
Preferably, a row of mounting holes is formed in the vertical rod outside the hollow frame, and two rows of mounting holes are formed in the vertical rod inside the hollow frame side by side. The adjacent separation inclined plates are independently installed, mutual influence of the adjacent separation inclined plates in the mud-water separation process is avoided, and the bearing load of the equipment is improved.
The invention has the beneficial effects that:
the flexible separation inclined plate is simple in structure, convenient to store and capable of quickly adjusting the angle of the flexible separation inclined plate, and the separation inclined plate and the transverse supporting rod can be conveniently mounted and dismounted by additionally arranging the hanging bag, so that the separation inclined plate can be conveniently recycled; meanwhile, the stability of the separation inclined plate is improved, the adjustability range of the installation angle of the separation inclined plate is wider, and the application range of the separation inclined plate is wider; the transverse supporting rods and the separating inclined plates are designed to facilitate rapid combination of the equipment; the adjusting rod, the transverse brace and the oblique brace can enhance the overall stability and the bearing capacity of the equipment, and are beneficial to improving the separation effect of mud and water and increasing the purification effect of mud and water; the transverse supporting rod and the vertical rod or the adjusting rod are fixed through the bolts, so that the equipment can be quickly mounted.
The invention can realize flexible assembly, can assemble mud-water separation equipment with different sizes according to specific conditions, can be repeatedly utilized, saves resources and reduces investment cost; the angle of the separation sloping plate is convenient to adjust, different angles can be set according to the load of mud water, the stability of the equipment is improved, and the sedimentation effect is ensured; the sedimentation distance of sediment is reduced by arranging a plurality of separation inclined plates, and the sedimentation efficiency is improved.
The invention changes the natural growth mode of traditional activated granular sludge culture and screening, utilizes the unique space of the equipment to improve the water flow dynamic condition, and creates a dynamic culture area and a static separation area inside the equipment. Thereby realizing the self-agglomeration granulation of the activated sludge and the automatic screening separation of the inorganic sludge in the biological tank. The invention skillfully integrates dynamic cultivation and static separation area inside, greatly improves the screening efficiency of the aerobic granular sludge, and thoroughly solves the problem that the traditional aerobic granular sludge screening device is easy to block; the equipment separation material creatively adopts a 'lotus leaf type' highly hydrophobic nano material, so that the deposited sludge is not easy to adhere to and block the equipment; the separation load can be flexibly adjusted, the width and the distance of the separation inclined plates can be automatically adjusted manually or mechanically according to the concentration of the activated sludge in the biological tank, and the separation efficiency can be flexibly adjusted as required; the concentration of active organisms in the pool can be adjusted from 2000mg/L to 8000 mg/L.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a top view of the present invention;
fig. 4 is a schematic structural view of the separation sloping plate.
In the figure: the vertical type hanging bag comprises 1 transverse rod, 2 vertical rods, 3 transverse brace rods, 4 separation inclined plates, 5 transverse supporting rods, 6 fixing holes, 7 adjusting rods, 8 oblique brace rods, 9 bolts and 10 hanging bags.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1-4, an active granular sludge circulation separation screening device comprises a support frame arranged in a water pool, and an ultrasonic cleaner is arranged on the support frame. The supporting frame is a cubic hollow frame body formed by splicing and assembling a plurality of vertical rods 2 and transverse rods 1; the upper end and the lower end of two vertical rods 2 which are arranged oppositely are fixedly connected through two transverse rods 1 respectively to form a vertically arranged square frame; and an adjusting rod 7 is arranged between the opposite vertical rods 2 of the adjacent square frames, and the plurality of square frames and the upper parts of the adjusting rods 7 are detachably connected together through transverse braces 3 and bolts 9, so that a hollow frame body for installing the separation inclined plates 4 is formed. And adjacent diagonal braces 8 are further crossly arranged between the vertical rods 2, and the diagonal braces 8 are connected with the vertical rods 2 through bolts 9.
A row of mounting holes are formed in the vertical rod 2 on the outer side of the hollow frame body, and two rows of mounting holes are formed in the vertical rod 2 in the hollow frame body side by side respectively; and the mounting holes are respectively arranged at the middle lower part of the vertical rod 2 and the middle upper part of the adjusting rod 7. A plurality of transverse supporting rods 5 are respectively arranged between the opposite vertical rods 2 and between the adjusting rods 7 through mounting holes, and the distance between every two adjacent transverse supporting rods 5 in the vertical direction is 15-85 mm; corresponding fixing holes 6 are respectively formed in the two ends of the transverse supporting rod 5, the vertical rod 2 and the adjusting rod 7, so that the two ends of the transverse supporting rod 5 are detachably connected with the vertical rod 2 or the adjusting rod 7 through the fixing holes 6 through bolts 9.
Hanging bags 10 are respectively arranged at two ends of the separation inclined plate 4, and penetrating positioning holes for penetrating the transverse supporting rods 5 are formed in the hanging bags 10. Two hanging bags 10 on the same separation inclined plate 4 respectively penetrate through the transverse supporting rods 5 on the two adjacent vertical rods 2, and the middle part of the separation inclined plate 4 is positioned on the transverse supporting rod 5 on the adjusting rod 7 between the two adjacent vertical rods, so that the separation inclined plate 4, the two adjacent vertical rods 2 and the adjusting rod 7 between the two adjacent vertical rods are fixed together. The included angle of the separation inclined plate 4 is adjusted to 15-75 degrees by adjusting the height of the adjusting rod 7 and the distance between the two vertical rods 2.
The separation sloping plate 4 is of a combined structure and is formed by splicing at least one sloping plate. It can be made of a highly hydrophobic material, or the surface of the separation sloping plate 4 is coated with a highly hydrophobic material.
The manufacturing base material of the separation inclined plate 4 can be stainless steel, nylon, engineering plastics and the like, and has the characteristics of no toxicity, corrosion resistance, plasticity and good safety.
The vertical rod 2 and the transverse rod 1 are made of corrosion-resistant materials such as glass fiber reinforced plastic, ABS, ethylene propylene copolymer or stainless steel.
The use method of the invention comprises the following steps: according to the size in pond, assemble two vertical poles 2 and two horizontal poles 1 and be the square frame of vertical setting, install horizontal bracing piece 5 in the mounting hole on adjusting pole 7 and vertical pole 2 again, and fix through bolt 9, then it is fixed through the vertical pole of adjusting pole 7 rather than both sides to separate swash plate 4 that splices according to the pond size, make separate swash plate 4 wear the dress on horizontal bracing piece 5 on two adjacent vertical poles 2 through hanging bag 10, make a plurality of equidistant range of separation swash plate 4 be one, thereby the interval of the vertical pole of the height of adjusting pole 7 and its both sides is used for controlling the inclination of separation swash plate 4, and prop tight with the separation swash plate. Then, a plurality of vertical rods 2 and adjusting rods 7 are fixed together through transverse braces 3 and bolts 9, and two diagonal braces 8 are fixed on the adjacent vertical rods 2 in a crossed manner.
The working principle of the invention is as follows: place the equipment that will assemble in the pond, make the separation swash plate the same with fluid direction of intaking, mud in the muddy water when the fluid flows through the separation swash plate deposits, mud is along separation swash plate landing to swash plate bottom, the heavy mud district that constitutes between the vertical pole that adjacent separation swash plate and its both ends correspond, mud subsides and has avoided the influence of turbulent flow to mud subsidence in heavy mud district, the supernatant is discharged then by the other end that the top directly flowed to equipment, the supernatant is adjusting pole and horizontal brace, can form the micro-vortex of minizone in their inside during the slant brace, the tiny particle mud that exists in the messenger supernatant collides the formation large granule and then further deposits, make mud-water separation's more thorough.
When the device needs to be cleaned, the ultrasonic cleaner can be started to carry out online cleaning, the cleaning efficiency is high, no cleaning dead angle exists, and the cleaning is thorough.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The active granular sludge circulating, separating and screening equipment comprises a support frame arranged in a water pool, wherein the support frame is a cubic hollow frame body formed by splicing and assembling a plurality of vertical rods and transverse rods; the device is characterized in that the transverse rods are fixedly connected with the vertical rods at the two ends of the transverse rods through bolts, and the vertical rods are connected through transverse bracing strips; oblique braces are arranged between the adjacent vertical rods in a crossed manner, and the transverse braces and the oblique braces are connected with the vertical rods and the adjusting rods through bolts; an adjusting rod is also vertically arranged between the adjacent vertical rods, and a plurality of mounting holes are formed in the vertical direction of the vertical rods and the adjusting rod; a plurality of transverse supporting rods are respectively arranged between the opposite vertical rods and the adjusting rods through mounting holes; a flexible separation inclined plate is arranged on a transverse supporting rod on the adjacent vertical rod and the adjusting rod between the adjacent vertical rod and the horizontal supporting rod, and the angle of the separation inclined plate is controlled by adjusting the height of the adjusting rod; hanging bags are respectively arranged at two ends of the separation inclined plate, and penetrating positioning holes for penetrating and installing the transverse supporting rods are formed in the hanging bags.
2. The activated granular sludge circulation separation screening apparatus of claim 1, wherein the two ends of the transverse support bar and the vertical bar and the adjusting bar are respectively provided with corresponding fixing holes, so that the two ends of the transverse support bar and the vertical bar or the adjusting bar are respectively detachably connected through the fixing holes by bolts.
3. The activated granular sludge circulation separation screening apparatus of claim 1, wherein the separation sloping plate is a combined structure and is assembled by at least one sloping plate.
4. The activated granular sludge circulation separation screening apparatus of claim 1, wherein the inclined separation plate is made of a highly hydrophobic material.
5. The activated granular sludge circulation separation screening apparatus of claim 1, wherein a highly hydrophobic material is coated on the surface of the separation inclined plate.
6. The activated granular sludge circulation separation screening apparatus according to claim 1, wherein an included angle between the separation inclined plates is 15 ° -75 °; the distance between the adjacent transverse supporting rods in the vertical direction is 15-100 mm.
7. The activated granular sludge circulation separation screening apparatus of claim 1, wherein the installation holes are respectively installed at a middle-lower portion of the vertical rod and a middle-upper portion of the adjusting rod.
8. The activated granular sludge circulation separation screening apparatus of claim 1, wherein a column of mounting holes is provided on the vertical rod outside the hollow frame body, and two columns of mounting holes are provided side by side on the vertical rod inside the hollow frame body, respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010473122.8A CN111467845B (en) | 2020-05-29 | 2020-05-29 | Active granular sludge circulation separation screening installation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010473122.8A CN111467845B (en) | 2020-05-29 | 2020-05-29 | Active granular sludge circulation separation screening installation |
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| CN111467845A CN111467845A (en) | 2020-07-31 |
| CN111467845B true CN111467845B (en) | 2022-03-08 |
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| CN113998785B (en) * | 2021-11-11 | 2023-09-12 | 格润克利环境科技有限公司 | Sewage treatment method based on denitrification and dephosphorization process, nitrifying liquid separation reflux device and sewage treatment system |
| CN114349117B (en) * | 2022-03-01 | 2023-08-22 | 奥朗博佳羽节能科技有限公司 | Inclined plate type purifying and separating device and separating method for separating oil stains |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4682289B2 (en) * | 2002-08-08 | 2011-05-11 | 義司 酒本 | Variable slope plate settling device in wastewater treatment equipment |
| KR100773752B1 (en) * | 2007-01-23 | 2007-11-09 | 유니엔스(주) | Variable inclination type inclined settling device |
| CN203777724U (en) * | 2014-04-29 | 2014-08-20 | 鄂尔多斯市安信泰环保科技有限公司 | Angle-adjustable sloping plate precipitating device |
| CN103977606A (en) * | 2014-05-26 | 2014-08-13 | 金华增 | A-type labyrinth precipitation device |
| CN207158861U (en) * | 2017-08-30 | 2018-03-30 | 新龙鼎控股集团有限公司 | Sewage disposal swash plate mounting structure without spoil disposal dead angle |
| CN207614418U (en) * | 2017-12-05 | 2018-07-17 | 山东华通环境科技股份有限公司 | Level stream modularization inclined plate sedimentation device |
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