CN109835988B - Layout method for fixed filler - Google Patents
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- CN109835988B CN109835988B CN201910251456.8A CN201910251456A CN109835988B CN 109835988 B CN109835988 B CN 109835988B CN 201910251456 A CN201910251456 A CN 201910251456A CN 109835988 B CN109835988 B CN 109835988B
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Abstract
The invention relates to the field of sewage treatment, and particularly discloses a layout method of a fixed filler, which comprises the following steps: step a: fixing the biological filler; step b: determining the installation position of the fixed filler: i: the water inlet is provided with a cut-off fixed filler; II: respectively arranging dispersed fixed filler groups in circulating water pools on two sides of the closure fixed filler, wherein each dispersed fixed filler group comprises a plurality of dispersed fixed fillers; III: the auxiliary dispersion and fixation filler is arranged, and the auxiliary dispersion and fixation filler is arranged for a circulating water pool which can be cleaned in the operation process; for a circulating water pool which cannot be cleaned in the operation process, auxiliary dispersing and fixing fillers are not additionally arranged, and a water flow channel is reserved; step c: the fixed filler is installed in the circulating water tank in a hoisting mode, the lower part of the fixed filler is located in the settled mud of the circulating water tank, and the upper part of the fixed filler is located in the circulating water of the circulating water tank. The invention can avoid the problem that the microbial preparation has treatment dead angles when purifying the circulating water tank.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to a layout method of a fixed filler.
Background
In recent years, with the rapid development of the industrial field, the problems of industrial sewage discharge and pollution become more serious, water pollution treatment is more and more emphasized, and the environmental protection law, the water pollution prevention law and the comprehensive sewage discharge standard are issued in China so that the sewage treatment is imperative. The traditional sewage treatment mode is chemical agent treatment, but the chemical agent treatment causes secondary pollution of water quality due to introduction of external pollution sources, so that the treatment is gradually eliminated at present, and the microbial agent treatment is advocated in recent years.
The microbial preparation is collected from the nature, and microbial flora specially used for circulating water stabilization treatment is preferably selected through artificial culture, domestication, screening and other modes. The microbial flora has a wide food chain and a wide nutrition source, can not only take carbon, nitrogen, sulfur, phosphorus and the like as the nutrition source, but also phagocytose other microbial flora, digest organic matters and dissolve scale layers. Therefore, the biological agent for high-efficiency circulating water treatment integrates multiple functions of scale inhibition, scale removal, corrosion inhibition, bacteriostasis, organic matter decomposition and the like. When the microbial preparation is used for treating water pollution, the biological filler is usually used, is a place for the bacterial strains in the biological agent to reproduce and grow, is an intermediate carrier necessary for the biological planting culture technology, mainly provides a nidation for the bacterial strains, is convenient for the bacterial strains to grow and reproduce, reduces the dosage of the biological agent of a system, and effectively reduces the generation of biological slime in the operation of the system.
At present, in the use process of biological fillers, the biological fillers are usually placed in a fixed die set to form fixed fillers, and then the fixed fillers are placed in a circulating water tank (usually circular or oval) in a water circulating system, but at present, the fixed fillers are usually uniformly placed in the circulating water tank, although a certain treatment effect can be achieved, the fixed fillers do not accord with the law of hydromechanics, so that the problem that the bacterial strain dispersibility in a microbial preparation is poor due to the uniform dispersion of the fixed fillers, and a sewage treatment dead angle exists.
Disclosure of Invention
The invention aims to provide a layout method of a fixed filler, which aims to solve the problem that the prior installation mode of the fixed filler causes poor strain dispersibility in a microbial preparation and causes sewage treatment dead angles in a circulating water tank.
In order to achieve the purpose, the technical scheme of the invention is as follows: a layout method for fixing fillers comprises the following steps:
step a: fixing the biological filler, namely preparing the biological filler into the fixed filler;
step b: determining the installation position of the fixed filler, namely determining the installation position of the fixed filler according to the shape of the circulating water pool;
i: the arrangement of the intercepting fixed filler, when the shape of the circulating water pool is rectangular, circular or oval, the intercepting fixed filler which plays the intercepting role is arranged at the position opposite to the water inlet of the circulating water pool;
II: the method comprises the following steps of (1) setting dispersed fixed fillers, wherein dispersed fixed filler groups are respectively arranged in circulating water pools on two sides of cut-off fixed fillers of a circular or oval circulating water pool, each dispersed fixed filler group comprises a plurality of dispersed fixed fillers, and the ends, far away from each other, of the two dispersed fixed fillers are arranged in an arc shape along the inner wall of the circulating water pool;
III: the auxiliary dispersed fixed filler is arranged, and for a circulating water pool which can clean the pool in the operation process, the auxiliary dispersed fixed filler is arranged on a connecting line of the closure fixed filler and the center of the circulating water pool; for a circulating water pool which can not be cleaned in the operation process, auxiliary dispersed fixed fillers are not additionally arranged on a connecting line of the cut-off fixed fillers and the center of the circulating water pool, and a water flow channel is reserved;
step c: and c, hoisting the fixed filler, namely installing the fixed filler in the circulating water pool according to the installation position determined in the step b in a hoisting mode, wherein the lower part of the fixed filler is positioned in the settled mud of the circulating water pool, and the upper part of the fixed filler is positioned in the circulating water of the circulating water pool.
The principle and the beneficial effects of the technical scheme are as follows: in the technical scheme, the biological filler is prepared into the fixed filler, so that the biological filler is prevented from floating randomly; when the installation position of the fixed filler is determined, for a rectangular circulating water pool (usually existing in a chemical plant), the fixed filler is intercepted only at a water inlet of the rectangular circulating water pool, so that water flow is dispersed; for a circular or oval circulating water tank, the fixed filler with the intercepting function is arranged at the water inlet of the circulating water tank, so that when water enters the circulating water tank, water flow impacts the intercepting fixed filler, on one hand, the water flow is dispersed, and on the other hand, the microbial preparation in the biological filler can preliminarily purify the water quality of the water; when water flow is blocked by the fixed packing, the water flow flows in a radial shape from the upper part of the intercepting fixed packing to two sides of the intercepting fixed packing, the hydrodynamic principle of the water flow is combined, multiple strands of vortexes are formed after the water is impacted, the vortexes flow in a mixed mode, and the principle of turbulent flow motion of liquid is known. Because this technical scheme sets up the fixed filler of dispersion effect respectively in the inner wall department of being close to circulating water pond both sides, combine the rivers direction to realize that the inflow flows through the fixed filler of dispersion for biofilm carrier and the microbial preparation in the fixed filler of dispersion carry out further water purification to rivers, and at rivers in-process through damming fixed filler and the fixed filler of dispersion, still can will fix the bacterial in the microbial preparation in the filler and strike and carry, make partial bacterial along with rivers removal, carry out omnidirectional water purification in the circulating water pond.
The technical scheme selectively installs the auxiliary dispersion fixed filler aiming at different types of circulating water pools (cleanable pools/uncleanable pools), and the auxiliary dispersion fixed filler is arranged between two groups of dispersion fixed filler groups in the circulating water pools of the cleanable pools, so that the water flow is continuously impacted by the auxiliary dispersion fixed filler in the flowing process to be more dispersed, the flowing range of the water flow is wider, the strains in the microbial preparation in the fixed filler can disperse and purify the water in the circulating water pools, and the problem of controlling dead angles is further avoided; and the fixed filler of supplementary dispersion is not set up in the circulating water pond in can not clear pond for there is the rivers passageway that supplies liquid to flow between two sets of fixed filler groups of dispersion, make rivers when carrying silt and grit etc. and flow, the hindrance that receives when the removal of silt and grit is less relatively, has reduced the stifled phenomenon of silt and grit.
When the fixed filler is installed on the spot, the hoisting mode is adopted, so that the lower part of the fixed filler is positioned in the sludge at the bottom of the circulating water tank, and the upper part of the fixed filler is positioned in the water body of the circulating water tank, thereby realizing that the fixed filler is positioned in the sludge-depositing oxygen-deficient environment at the bottom and the oxygen-enriched environment at the upper part simultaneously, further ensuring that aerobic bacteria and anaerobic/facultative anaerobic bacteria in the strain of the microbial preparation in the biological filler can simultaneously play a role in water purification, and further having a function of degrading the sludge while purifying water quality.
The method for preparing the biological filler into the fixed filler comprises the steps of placing the biological filler into a biological mould frame, and fixing the biological filler to prepare the fixed filler.
The method for fixing the biological filler is simple and convenient to operate.
And furthermore, the biological formwork in the step a comprises a support, a containing frame is fixedly connected to the support, a plurality of through holes are formed in the containing frame, and a hoisting ring is fixedly connected to the top of the containing frame.
The biological mould frame is used for fixing the biological filler, and the support plays the effect of support for guarantee the stability of whole support, hold the frame and be used for holding the biological filler, set up the clearing hole on holding the frame and make things convenient for microbial preparation to the absorption of pollutant in the water to purify on the one hand, on the other hand still can make things convenient for rivers to flow the in-process and carry the bacterial, kill two birds with one stone.
Further, in the step b, the positions of the dispersed fixed fillers in the two groups of dispersed fixed fillers are arranged oppositely.
Two sets of fixed filler groups of dispersion are just to setting up, and equal intervention is carried out to the rivers direction to the fixed filler of accessible dispersion, and then makes the water flow path unification of the internal both sides of circulating water tank.
Furthermore, the auxiliary dispersed fixed fillers are provided with a plurality of fillers, and each auxiliary dispersed fixed filler is positioned between two adjacent dispersed fixed fillers.
The auxiliary dispersing and fixing fillers are arranged in a plurality of groups, so that the dispersing effect on strains in the water flow and the microbial preparation can be enhanced, the auxiliary dispersing and fixing fillers are arranged between two adjacent dispersing and fixing fillers, the water flow can be subjected to multiple circulating impacts in the dispersing and fixing fillers and the auxiliary dispersing and fixing fillers, and the dispersing effect on the strains in the water flow and the microbial preparation is further enhanced.
Further, the housing frame is a rectangular parallelepiped housing frame.
The containing frame is rectangular, and is convenient to process and install.
Further, in the step b, a side filtering device is installed on the circulating water tank, the side filtering device is a fiber ball filter, and the total installation number of the fixed fillers is more than or equal to 5; the circulating water pool is not provided with a side filter device, and the total installation number of the fixed fillers is 6-10.
This technical scheme is whether to install other device of straining to distinguish the installation quantity of fixed filler to the circulating water pond, avoids the waste of the fixed filler of unnecessary quantity.
Further, in the step b, for the circulating water tank which can clean the tank in the operation process, the auxiliary dispersed fixed filler is positioned between two adjacent dispersed fixed fillers on the same side.
The auxiliary dispersed fixed filler is arranged between two adjacent dispersed fixed fillers on two sides, so that water flow can flow to the auxiliary dispersed fixed filler in the middle after being dispersed by the dispersed fixed filler, further dispersion of the water flow is facilitated, and effective contact between a water body and microorganisms in the biological filler is facilitated.
And further, in the step b, for the circulating water tank which cannot be cleaned in the operation process, auxiliary dispersing and fixing fillers are additionally arranged between every two adjacent dispersing and fixing fillers which are close to the water inlet of the circulating water tank on each side.
Because the rivers of circulating water pond water inlet department are comparatively torrent, and the velocity of flow is very fast, add the fixed filler of supplementary dispersion between two adjacent dispersion fixed fillers that are close to circulating water pond water inlet and can be favorable to slowing down the velocity of water, be convenient for carry out further dispersion to rivers, more be favorable to the effective contact of the microorganism in water and the biological stuffing.
Further, a plurality of transverse baffles are slidably connected in the accommodating frame.
Set up a plurality of horizontal baffles in holding the frame, the baffle will hold the inside of frame and separate into a plurality of spaces that are used for holding biofilm carrier, can effectively avoid biofilm carrier's piling up, guarantees the abundant contact of microorganism in water and the biofilm carrier.
Drawings
FIG. 1 is a schematic view showing the installation of fixed packing in a circulating water pool of a non-cleanable pool in an embodiment of the present invention;
FIG. 2 is a schematic view showing the installation of fixed packing in a circulating water pool capable of cleaning the pool in the embodiment of the present invention;
FIG. 3 is a side view of a bio-scaffold in an embodiment of the present invention;
FIG. 4 is a top view of a rectangular circulation tank in an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a circulating water tank 1, a water inlet 2, a water outlet 3, an interception fixed filler 4, a dispersion fixed filler 5, an auxiliary dispersion fixed filler 6, a water flow channel 7, a support 8, an accommodating frame 9, a permeation hole 10 and a hoisting ring 11.
Embodiment substantially as shown in fig. 1, 2 and 4, a method of fixing a packing arrangement, comprising the steps of:
step a: fixing biological filler, namely placing the biological filler in a biological formwork, fixing the biological filler to prepare the fixed filler, and as shown in a combined drawing 3, the biological formwork comprises a support 8, a containing frame 9 is welded on the support 8, a plurality of through holes 10 are formed in the containing frame 9, a hoisting ring 11 is fixedly connected to the top of the containing frame 9, and the containing frame 9 is 1.8 meters, 0.4 meters and 1.5 meters in length, width and height;
step b: determining the installation position of the fixed filler:
referring to fig. 4, when the circulating water tank is rectangular, a plurality of intercepting and fixing fillers which are distributed around the water inlet and have the function of intercepting flow are arranged at the water inlet of the circulating water tank; referring to fig. 2 and 3, when the shape of the circulation tank is a circle or an ellipse, the fixed packing is installed at the following positions:
i: b, setting an interception fixed filler 4, namely setting the fixed filler prepared in the step a in a circulating water pool 1, wherein the whole circulating water pool 1 in the embodiment is oval, the upper part of the circulating water pool 1 is provided with a water inlet 2, the lower part of the circulating water pool is provided with a water outlet 3, an arrow mark is the water flow direction of water inlet, and the interception fixed filler 4 with an interception function is transversely arranged at the position right opposite to the water inlet 2 of the circulating water pool 1;
II: the method comprises the following steps of (1) arranging dispersed fixed fillers 5, wherein dispersed fixed filler groups are respectively arranged in a circulating water pool 1 at two sides of an intercepting fixed filler 4, each dispersed fixed filler group comprises three transverse dispersed fixed fillers 5, the dispersed fixed fillers 5 in the two dispersed fixed filler groups are arranged in a position opposite to each other, and the ends, far away from each other, of the two dispersed fixed fillers 5 are arranged in an arc shape along the inner wall of the circulating water pool 1;
III: setting auxiliary dispersed fixed fillers 6, wherein different setting modes are adopted according to types of different circulating water pools 1, and as shown in a combined graph 2, for the circulating water pool 1 which can clean the pool in the operation process, two auxiliary dispersed fixed fillers 6 are arranged on a connecting line of an intercepting fixed filler 4 and the center of the circulating water pool 1, and each auxiliary dispersed fixed filler 6 is positioned between two adjacent dispersed fixed fillers 5 on the right side; referring to fig. 1, for a circulating water tank 1 which cannot be cleaned in the operation process, an auxiliary dispersing and fixing filler 6 is not additionally arranged on a connecting line between an intercepting and fixing filler 4 and the center of the circulating water tank 1, a water flow channel 7 is reserved, and the auxiliary dispersing and fixing filler 6 is additionally arranged between two adjacent dispersing and fixing fillers 5 which are close to a water inlet 2 of the circulating water tank 1 on each side;
the circulating water tank 1 is provided with a side filter device which is a fiber ball filter, and the total installation quantity of the fixed fillers is more than or equal to 5; the circulating water tank 1 is not provided with a side filter device, the total installation number of the fixed fillers is 6-10, and the installation number of the fixed fillers can be adjusted according to the actual condition of the circulating water tank 1;
step c: and (b) hoisting the fixed filler, namely installing the fixed filler in the circulating water tank 1 according to the installation position determined in the step (b) by adopting a hoisting mode, wherein the lower part of the fixed filler is positioned in the sludge of the circulating water tank 1, and the upper part of the fixed filler is positioned in the circulating water of the circulating water tank 1, so that the fixed filler is positioned in the bottom sludge anaerobic environment and the upper water body oxygen-rich environment at the same time, and then aerobic bacteria and anaerobic/facultative anaerobic bacteria in the strain of the microbial preparation in the biological filler can play a role in purifying water quality at the same time, and the fixed filler also has a role in degrading the sludge while purifying water quality.
After the fixed filler is installed, in the process of purifying the water quality in the circulating water tank 1, water can enter from the water inlet 2 of the circulating water tank 1 along the direction indicated by an arrow, after flowing through the water inlet 2, the water can impact the closure fixed filler 4, so that when the water flow impacts the closure fixed filler 4, on one hand, the water flow has a dispersing effect, and on the other hand, the microbial preparation in the biological filler can preliminarily purify the water quality of the water; when the water flow is blocked by the fixed packing, the water flow flows from the upper part of the intercepting fixed packing 4 to the two sides of the intercepting fixed packing 4 in a radial shape, and the principle of the hydrodynamics of the water flow is combined, the water can form a plurality of strands of vortexes to flow in a mixed mode after being impacted, and the liquid can flow to the position close to the solid boundary according to the principle of the turbulent motion of the liquid. Because this technical scheme sets up its dispersion respectively in the inner wall department of being close to circulating water tank 1 both sides and fixes filler 5, combine the rivers direction to realize that the inflow flows through dispersion and fixes filler 5, make biological filler and microbial preparation in the dispersion and fix filler 5 carry out further water purification to rivers, and at rivers in-process through damming fixed filler 4 and dispersion and fix filler 5, still can will fix the bacterial in the microbial preparation in the filler and strike and carry, make partial bacterial along with rivers removal, carry out omnidirectional water purification in the circulating water tank 1.
As shown in the combined figure 2, the auxiliary dispersion fixed filler 6 is arranged between the two groups of dispersion fixed fillers 5 in the circulating water tank 1 capable of cleaning the tank, so that the water flow is more dispersed by continuously being impacted by the auxiliary dispersion fixed filler 6 in the flowing process, the flowing range of the water flow is wider, and further, strains in the microbial preparation in the fixed filler can be more dispersed to purify the water in the circulating water tank 1, and the problem of controlling dead angles is further avoided.
As shown in fig. 1, the auxiliary dispersed fixed filler 6 is not arranged in the circulating water tank 1 of the unclean tank, so that a water flow channel 7 for liquid to flow exists between the two groups of dispersed fixed fillers 5, when water flows with settled mud, gravel and the like, the movement of the settled mud and gravel is relatively less obstructed, and the clogging phenomenon of the settled mud and gravel is reduced.
The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. A layout method for fixing fillers is characterized by comprising the following steps:
step a: fixing the biological filler, namely preparing the biological filler into the fixed filler;
step b: determining the installation position of the fixed filler, namely determining the installation position of the fixed filler according to the shape of the circulating water pool;
i: the intercepting fixed filler is arranged, the circulating water pool is rectangular, circular or elliptical in shape, and the intercepting fixed filler which plays an intercepting role is arranged at a position right opposite to a water inlet of the circulating water pool;
II: the method comprises the following steps of (1) setting dispersed fixed fillers, wherein dispersed fixed filler groups are respectively arranged in circulating water pools on two sides of cut-off fixed fillers of a circular or oval circulating water pool, each dispersed fixed filler group comprises a plurality of dispersed fixed fillers, and the ends, far away from each other, of the two dispersed fixed filler groups are arranged in an arc shape along the inner wall of the circulating water pool;
III: the auxiliary dispersion fixed filler is arranged, when the shape of the circulating water pool is circular or oval, the auxiliary dispersion fixed filler is arranged on a connecting line of the interception fixed filler and the center of the circulating water pool for the circulating water pool which can clean the pool in the operation process; for a circulating water pool which can not be cleaned in the operation process, auxiliary dispersed fixed fillers are not additionally arranged on a connecting line of the cut-off fixed fillers and the center of the circulating water pool, and a water flow channel is reserved;
step c: and c, hoisting the fixed filler, namely installing the fixed filler in the circulating water pool according to the installation position determined in the step b in a hoisting mode, wherein the lower part of the fixed filler is positioned in the settled mud of the circulating water pool, and the upper part of the fixed filler is positioned in the circulating water of the circulating water pool.
2. The layout method of the fixed packing according to claim 1, wherein: the method for preparing the biological filler into the fixed filler comprises the steps of placing the biological filler into a biological mould frame, and fixing the biological filler to prepare the fixed filler.
3. The layout method of the fixed packing according to claim 2, wherein: the biological formwork in the step a comprises a support, a containing frame is fixedly connected to the support, a plurality of through holes are formed in the containing frame, and a hoisting ring is fixedly connected to the top of the containing frame.
4. The layout method of the fixed packing according to claim 3, wherein: in the step b, the positions of the dispersed fixed fillers in the two dispersed fixed filler groups are arranged oppositely.
5. The layout method of the fixed packing according to claim 4, wherein: the auxiliary dispersed fixed fillers are arranged in a plurality, and each auxiliary dispersed fixed filler is positioned between two adjacent dispersed fixed fillers.
6. The layout method of the fixed packing according to claim 3, wherein: the accommodating frame is a cuboid accommodating frame.
7. A method according to any one of claims 1 to 6, wherein: in the step b, a side filter device is arranged on the circulating water tank, the side filter device is a fiber ball filter, and the total installation number of the fixed fillers is more than or equal to 5; the circulating water pool is not provided with a side filter device, and the total installation number of the fixed fillers is 6-10.
8. The layout method of the fixed packing according to claim 1, wherein: in the step b, for the circulating water pool which can clean the pool in the operation process, the auxiliary dispersed fixed filler is positioned between two adjacent dispersed fixed fillers on the same side.
9. The layout method of the fixed packing according to claim 1, wherein: in the step b, for the circulating water tank which can not be cleaned in the operation process, auxiliary dispersing and fixing fillers are additionally arranged between every two adjacent dispersing and fixing fillers which are close to the water inlet of the circulating water tank on each side.
10. The layout method of the fixed packing according to claim 3, wherein: a plurality of transverse baffles are connected in the accommodating frame in a sliding mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910251456.8A CN109835988B (en) | 2019-03-29 | 2019-03-29 | Layout method for fixed filler |
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| CN201910251456.8A CN109835988B (en) | 2019-03-29 | 2019-03-29 | Layout method for fixed filler |
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| CN109835988B true CN109835988B (en) | 2021-10-19 |
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| CN205974181U (en) * | 2016-08-17 | 2017-02-22 | 武汉市清源华羽环境工程设备有限公司 | Small -size integrative sewage treatment device |
| CN207596558U (en) * | 2017-10-19 | 2018-07-10 | 天津亿利科能源科技发展股份有限公司 | The anaerobic pond that a kind of sludge and waste water come into full contact with |
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2019
- 2019-03-29 CN CN201910251456.8A patent/CN109835988B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203200126U (en) * | 2013-01-28 | 2013-09-18 | 南京普信环保科技有限公司 | Small internal circulation fixed-bed domestic sewage treatment device |
| CN103964570A (en) * | 2014-05-22 | 2014-08-06 | 哈尔滨工业大学 | Improved CAST (Cyclic Activated Sludge Technology) device based on front-section mounting fillers of main reaction zone |
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| CN205974181U (en) * | 2016-08-17 | 2017-02-22 | 武汉市清源华羽环境工程设备有限公司 | Small -size integrative sewage treatment device |
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