CN213771384U - Upflow hydrolysis acidification reaction system with uniform water distribution - Google Patents
Upflow hydrolysis acidification reaction system with uniform water distribution Download PDFInfo
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- CN213771384U CN213771384U CN202022541763.0U CN202022541763U CN213771384U CN 213771384 U CN213771384 U CN 213771384U CN 202022541763 U CN202022541763 U CN 202022541763U CN 213771384 U CN213771384 U CN 213771384U
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- water
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- water distribution
- pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 166
- 238000009826 distribution Methods 0.000 title claims abstract description 69
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 32
- 230000020477 pH reduction Effects 0.000 title claims abstract description 23
- 230000007062 hydrolysis Effects 0.000 title claims description 14
- 238000006460 hydrolysis reaction Methods 0.000 title claims description 14
- 238000010992 reflux Methods 0.000 claims abstract description 25
- 230000003301 hydrolyzing effect Effects 0.000 claims abstract description 9
- 239000010802 sludge Substances 0.000 claims description 34
- 239000010865 sewage Substances 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000036571 hydration Effects 0.000 claims description 9
- 238000006703 hydration reaction Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 7
- 239000006096 absorbing agent Substances 0.000 claims description 6
- 238000009827 uniform distribution Methods 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000001174 ascending effect Effects 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract 1
- 238000005352 clarification Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 210000005056 cell body Anatomy 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
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Abstract
The utility model discloses an upflow hydrolytic acidification reaction system with uniform water distribution, which comprises a tank body, a water inlet mixing area on the top of the tank, a water distribution hose, a mud discharge pipe, a backflow pipe, a water outlet weir, a water inlet pump, a backflow pump and a mud discharge pump; the water distribution hose is uniformly distributed in space; the introduction of the reflux pump effectively enhances the water distribution pressure, and the water inlet can reach a proper ascending flow velocity thanks to the sealing design of the water inlet mixing area, so that a pulse water distributor with large investment commonly adopted in the prior art is saved, and the problems that the hose is easy to block and the proper ascending flow velocity cannot be reached due to the gravity water distribution of the water distribution hose in other technologies are solved; the ascending flow rate of the reaction system can be adjusted by adjusting the flow of the reflux pump; the external design of the reflux pump of the system and the cancellation of the central water inlet vertical shaft in the traditional technology effectively improve the reaction space in the tank, and simultaneously reduce the investment and the construction difficulty.
Description
Technical Field
The utility model relates to a hydrolysis acidification reaction system technical field specifically is an upflow hydrolysis acidification reaction system of uniform water distribution.
Background
Through the practical research to hydrolysis-acidification reaction system, discover that there are a lot of technical bottlenecks in current system, wherein most of techniques still are difficult to overcome the problem of uniform water distribution, and there is a design idea that can realize uniform water distribution, but still have certain technical defect in actual operation, mainly are following two points:
1. the technology aims at uniform water distribution, but cannot avoid the problem that the water distribution pressure of the middle area of the water distribution pipes at the bottom of the tank is higher than that of the peripheral area, better uniform water distribution cannot be realized in space, and meanwhile, the pulse water distributor is adopted for higher investment.
2. Sewage is uniformly introduced into the bottom of the tank through the water distribution hose, but the design scheme of the type advocates zero operation cost, so that the inlet water has no pressure, the water distribution hose is easy to block due to gravity entering, and the ascending flow rate in the tank is too low; the device has no backflow, sludge is dispersed, the reaction area is too large, and a clarification area is almost absent, so that effluent is turbid. The scheme that the inclined plate packing is additionally arranged below the liquid level is available, but the packing is easy to block in actual operation, and even the packing collapses.
In conclusion, uniform water distribution, clear water outlet and cost saving on the premise of ensuring the ascending flow velocity become a technical bottleneck to be broken through urgently. Therefore, the utility model provides an upflow hydrolysis acidification reaction system with uniform water distribution to solve the problem provided in the above background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a realize that moisturizing is even on the space, effectively promote reaction space in the pond, save the hydrolysis acidification system of equipment type and quantity, to above-mentioned prior art bottleneck, carried out redesign to traditional hydrolysis acidification system, realized that the water distribution in space is even under the prerequisite of practicing thrift the cost, effectively promoted the reaction space in the pond, for actual engineering provides the reference value of practicing thrift the area of taking up, realize out water clarification under the condition that need not to pack simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme:
an upflow hydrolytic acidification reaction system with uniform water distribution comprises a tank body, a water inlet mixing zone at the top of the tank, a water distribution hose, a sludge discharge pipe, a reflux pipe, a water outlet weir, a water inlet pump, a reflux pump and a sludge discharge pump; the water inlet mixing area is cylindrical and is located at the center of the top of the pool, the water inlet mixing area is divided into a peripheral compartment and an internal compartment which are arranged in a concentric circle, the two compartments are separated by a circular partition wall and are only communicated through a communicating pipe, a first water outlet pipe of a water inlet pump and a second water outlet pipe of a reflux pump enter the water inlet mixing area, and a water inlet pipe is shared before the water inlet mixing area and is used for ensuring the quick mixing of two streams of water, and the water inlet pipe is communicated to the bottom of the peripheral compartment of the water inlet mixing area.
The bottom center of the water inlet mixing area is provided with steel pipes which are arranged in a circular surface manner, the number of the steel pipes is the same as that of the water distribution hoses, the types of the steel pipes are matched, the water distribution hoses and the steel pipes are fixed through hoops, one ends of the water distribution hoses form a square uniform distribution point form on a plane of the bottom of the tank, uniform water distribution at the bottom of the tank can be achieved, the sludge discharge pipes are positioned between the bottom of the water distribution hoses and the bottom of the tank, the design benefits from the water outlet pressure of the water distribution hoses in actual operation, sludge enriched at the lower sludge discharge pipes and the bottom of the tank can be washed away, sludge deposition and caking are avoided, meanwhile, stirring caused by the water outlet pressure is realized, sewage and sludge can be rapidly mixed, the reaction efficiency is enhanced, and the uniform arrangement of the water distribution hoses and the uniform water outlet pressure of each water distribution hose can also bring the effect that sludge at the bottom of the tank is uniformly stirred and mixed at the same time of uniform water distribution, no water distribution and sludge scouring dead angles exist.
The reflux pipe is provided with a water absorber which also forms a square-shaped uniform distribution form in the plane area of the reflux pipe, so that the reflux area can absorb water uniformly, the reflux pipe is finally introduced into the reflux pump through a reflux main pipe, the reflux sewage is sucked through the reflux pipe, is introduced into the water inlet pipe through the reflux pump, and is mixed with the inlet water and then is converged into the inlet water mixing area, the reflux pipe is arranged to intercept sludge and effectively reduce the ascending flow velocity in the tank, so that the lower area of the reflux pipe forms a reaction area, the sludge concentration is increased continuously, the upper area forms a clarification area, the outlet water clarification is ensured, the intercepted sludge is mixed with the inlet water and introduced into the tank to increase the sludge concentration in the reaction area, and simultaneously, the effective ascending flow velocity of the system can lead microorganisms to grow and breed under proper conditions and exert the better effect of hydrolytic acidification, and the problem that the effluent of the traditional upflow hydrolysis acidification tank is turbid is effectively avoided by reducing the ascending flow velocity of the clarification zone, and finally, the effluent in the tank is discharged by the effluent weir arranged around the inside of the tank top.
As a further scheme of the utility model, the outlet pipe two of backwash pump with adopt reducer union increase pipe diameter before the outlet pipe one of intake pump docks, guarantee that the pipeline velocity of flow after two strands of water meet accords with the design standard.
As a still further aspect of the present invention, the communicating tube is located opposite to the hydration tube and located in a region above the partition wall.
As the utility model discloses scheme further again, advance the hydration pipe with communicating pipe distributes at opposite and the design of misplacing from top to bottom, can guarantee to intake and be in further misce bene behind the hydration pipe avoids short-term flow phenomenon.
As the utility model discloses further scheme again, the mixed district top of intaking is sealed design, can guarantee that the pressure of intaking is not leaked for reaction system's the upwelling velocity keeps in suitable within range, avoids simultaneously the water distribution hose is low and the jam problem that causes owing to the velocity of flow crosses excessively.
As the utility model discloses further scheme again, the water distribution hose other end is fixed on plastic support, the plastic support bottom mounting is in the bottom of the pool.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the water inlet pump and the reflux pump simultaneously introduce sewage into the water inlet mixing area, so that the water enters the water distribution hose under pressure while realizing rapid mixing of the water inlet and the reflux sewage, a pulse water distributor is omitted, and the problem of blockage of the water distribution hose is solved.
2. The outlet pipe of intake pump and the outlet pipe of backwash pump are getting into one of sharing advances the hydrated pipe before the mixed district of intaking, through advancing the hydrated pipe and guaranteeing two strands of water flash mixes, the outlet pipe of backwash pump with adopt reducer union increase pipe diameter before the outlet pipe butt joint of intake pump, guarantee that the pipeline velocity of flow after two strands of water meet accords with the design criterion.
3. The reflux pump is external design, the cell body need not to design reflux pump installation space.
Drawings
FIG. 1 is a schematic structural diagram of an upflow hydrolysis acidification reaction system with uniform water distribution.
In the figure: 1. a tank body; 2. a water intake mixing zone; 21. a peripheral compartment; 22. an interior compartment; 23. a partition wall; 24. a communicating pipe; 3. a water distribution hose; 4. a sludge discharge pipe; 5. a return pipe; 51. a main reflux pipe; 6. an effluent weir; 7. a water inlet pump; 71. A first water outlet pipe; 8. a reflux pump; 81. a water outlet pipe II; 82. a reducer union; 9. a sludge discharge pump; 10. a hydration tube; 11. A steel pipe; 12. a plastic support; 13. a water absorber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, an upflow hydrolytic acidification reaction system with uniform water distribution includes a tank body 1, a water inlet mixing zone 2 at the top of the tank, a water distribution hose 3, a sludge discharge pipe 4, a return pipe 5, a water outlet weir 6, a water inlet pump 7, a return pump 8, and a sludge discharge pump 9; the mixing area 2 of intaking is cylindrical, is located the top center in the pond, the mixing area 2 of intaking divide into the peripheral compartment 21 and the inside compartment 22 that the concentric circles was arranged, and two compartments divide through circular partition wall 23, only communicate through a communicating pipe 24, intake pump 7's outlet pipe first 71 and return pump 8's outlet pipe second 81 get into intake mixing area 2 is preceding a sharing pipe 10 of intaking, through it guarantees two strands of water rapid mixing to intake pipe 10, return pump 8's outlet pipe second 81 with intake pump 7's outlet pipe first 71 adopts reducing joint 82 increase pipe diameter before the butt joint, guarantees that the pipeline velocity of flow after two strands of water joined accords with the design criterion, it lets in to intake mixing area 2 peripheral compartment 21 bottom, communicating pipe 24 is located the pipe 10 opposite face position of intaking and is located partition wall 23 top region, the hydration pipe 10 and the communicating pipe 24 are staggered up and down, so that the water inlet can be further uniformly mixed after the hydration pipe 10, the short-flow phenomenon is avoided, the top of the water inlet mixing area 2 is in a sealed design, the water inlet pressure can be prevented from being leaked, the ascending flow rate of the reaction system is kept in a proper range, and the problem of blockage of the water distribution hose 3 caused by too low flow rate is avoided.
The bottom center of the water inlet mixing area 2 is provided with steel pipes 11 which are arranged in a circular surface manner, the number of the steel pipes 11 is the same as that of the water distribution hoses 3, the types of the steel pipes 11 are matched, the water distribution hoses 3 are fixed with the steel pipes 11 through clamps, one ends of the water distribution hoses 3 form a square uniform distribution point form on a pool bottom plane, uniform water distribution at the pool bottom can be achieved, the other ends of the water distribution hoses 3 are fixed on a plastic support 12, the bottom of the plastic support 12 is fixed at the pool bottom, the sludge discharge pipes 4 are positioned between the bottom of the water distribution hoses 3 and the pool bottom, the design benefits from the water outlet pressure of the water distribution hoses 3 in actual operation, sludge enriched at the lower parts of the sludge discharge pipes 4 and the pool bottom can be flushed, sludge deposition and caking are avoided, meanwhile, stirring caused by the water outlet pressure is realized, sewage and sludge can be rapidly mixed, the reaction efficiency is enhanced, and the uniform arrangement of the water distribution hoses 3 and the uniform water outlet pressure of each water distribution hose 3 are also ensured while uniform water distribution is achieved Can bring the effect that sludge at all positions of the bottom of the tank is stirred and mixed, and can not have water distribution and sludge scouring dead corners.
The backflow pipe 5 is provided with a water absorber 13, the water absorber 13 is arranged in the plane area of the backflow pipe 5 to form a square uniform distribution form, uniform water absorption in the backflow area can be achieved, the backflow pipe 5 is finally introduced into the backflow pump 8 through a backflow main pipe 51, backflow sewage is absorbed through the backflow pipe 5, is introduced into the water inlet hydration pipe 10 through the backflow pump 8 and is mixed with inlet water to be collected into the water inlet mixing area 2, the backflow pipe 5 is arranged to intercept sludge and effectively reduce the rising flow rate in the tank, so that the lower area of the backflow pipe 5 forms a reaction area, the sludge concentration is continuously increased, the upper area forms a clarification area, the outlet clarification is ensured, the intercepted sludge is introduced into the tank with the inlet water to increase the sludge concentration in the reaction area, and the effective rising flow rate of the system can enable microorganisms to grow under appropriate conditions, Breeding and exerting the excellent effect of hydrolytic acidification, effectively avoiding the problem of turbid outlet water of the traditional upflow hydrolytic acidification tank due to the reduction of the ascending flow rate of the clarification zone, and finally discharging the outlet water in the tank from the outlet weir 6 arranged around the inside of the tank top.
This system the backwash pump 8 is external design, cell body 1 need not to design backwash pump 8's installation space, and this system need not the central water inlet shaft that traditional upflow hydrolytic acidification pond generally adopted simultaneously, and the design of intaking is pressed in the unified top of breakthrough adoption water, backward flow sewage and intaking, and this makes the reaction space of this system effectively increase, effectively reduces the construction degree of difficulty in the prerequisite that effectively reduces the investment in actual engineering, practices thrift to take up an area.
The utility model discloses a theory of operation is: sewage is introduced into an inlet water mixing zone 2 through an inlet pump 7, the sewage is mixed with return sewage and then enters a water distribution hose 3 and is uniformly introduced into the bottom of a pool, sludge at the bottom of the pool can be stirred and uniformly mixed due to pressure, the mixed liquid reaches a return zone at a certain ascending flow velocity, the mixed liquid is conveyed into a return pump 8 through a return pipe 5 and is re-introduced into the inlet water mixing zone 2, supernatant is discharged through an outlet weir 6, the ascending flow velocity of a reaction system can be adjusted by adjusting the flow of the return pump 8, the inlet water and the top of the return sewage are introduced under pressure, a pulse water distributor commonly adopted in the prior art is omitted, the problems that the hose is easy to block and the proper ascending flow velocity cannot be reached due to gravity water distribution of the water distribution hose in other technologies are solved, the arrangement of the return pipe 5 can also effectively intercept sludge in the reaction zone, so that a clarification zone is formed at the upper part of the return pipe 5, the reaction space in the pool is effectively improved due to the external design of the return pump 8 of the system and the cancellation of a central inlet water shaft in the traditional technology, meanwhile, the investment and the construction difficulty are reduced.
The utility model discloses directly solved traditional hydrolytic acidification system water distribution and be difficult to even, go out the muddy and with high costs technical bottleneck of water, also for actual engineering design provides the reference and reference.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An upflow hydrolytic acidification reaction system with uniform water distribution comprises a tank body (1), a water inlet mixing zone (2) at the top of the tank, a water distribution hose (3), a sludge discharge pipe (4), a backflow pipe (5), a water outlet weir (6), a water inlet pump (7), a backflow pump (8) and a sludge discharge pump (9), it is characterized in that the water inlet mixing area (2) is cylindrical and is positioned in the center of the top of the tank, the water inlet mixing area (2) is divided into a peripheral compartment (21) and an inner compartment (22) which are arranged in a concentric circle, the two compartments are separated by a circular partition wall (23) and are communicated by only one communicating pipe (24), a water inlet hydration pipe (10) is shared by a first water outlet pipe (71) of the water inlet pump (7) and a second water outlet pipe (81) of the reflux pump (8) before entering the water inlet mixing area (2), the water inlet pipe (10) is communicated with the bottom of a peripheral compartment (21) of the water inlet mixing zone (2);
steel pipes (11) which are arranged in a circular shape, have the same number and are matched with the types of the water distribution hoses (3) are arranged at the center of the bottom of the water inlet mixing area (2), the water distribution hoses (3) are fixed with the steel pipes (11) through hoops, one end of each water distribution hose (3) forms a square uniform distribution point form on a plane of the bottom of the pool, and the sludge discharge pipe (4) is positioned between the bottom end of each water distribution hose (3) and the bottom of the pool;
be equipped with water absorber (13) on back flow (5), water absorber (13) are in the even distribution form of back flow (5) plane area formation square form equally, back flow (5) are responsible for (51) by a backward flow at last and are let in backwash pump (8), and backward flow sewage by back flow (5) are inhaled, through backwash pump (8) let in advance hydration pipe (10), converge jointly after mixing with the intaking intake mixing area (2), the pond internal outlet water by arranging all around along the pond top go out weir (6) and discharge.
2. The upflow hydrolysis acidification reaction system with uniform water distribution as claimed in claim 1, wherein the second outlet pipe (81) of the reflux pump (8) adopts a reducer union (82) to increase the pipe diameter before being butted with the first outlet pipe (71) of the water inlet pump (7).
3. The upflow hydrolysis acidification reactor system for uniform water distribution according to claim 1, wherein the communicating tube (24) is located opposite to the water inlet/outlet pipe (10), and the communicating tube (24) is located in the upper region of the partition wall (23).
4. The upflow hydrolysis acidification reaction system with uniform water distribution as claimed in claim 1, wherein the water inlet pipe (10) and the communicating pipe (24) are designed to be staggered up and down.
5. The upflow hydrolysis acidification reaction system for uniform water distribution according to claim 1, wherein the top of the water inlet mixing zone (2) is of a sealed design.
6. The upflow hydrolysis acidification reaction system for uniform water distribution according to claim 1, wherein the other end of the water distribution hose (3) is fixed on a plastic bracket (12), and the bottom end of the plastic bracket (12) is fixed on the bottom of the tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022541763.0U CN213771384U (en) | 2020-11-05 | 2020-11-05 | Upflow hydrolysis acidification reaction system with uniform water distribution |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022541763.0U CN213771384U (en) | 2020-11-05 | 2020-11-05 | Upflow hydrolysis acidification reaction system with uniform water distribution |
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| Publication Number | Publication Date |
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| CN213771384U true CN213771384U (en) | 2021-07-23 |
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| CN202022541763.0U Expired - Fee Related CN213771384U (en) | 2020-11-05 | 2020-11-05 | Upflow hydrolysis acidification reaction system with uniform water distribution |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112174238A (en) * | 2020-11-05 | 2021-01-05 | 北辰(上海)环境科技有限公司 | Upflow hydrolysis acidification reaction system with uniform water distribution |
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2020
- 2020-11-05 CN CN202022541763.0U patent/CN213771384U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112174238A (en) * | 2020-11-05 | 2021-01-05 | 北辰(上海)环境科技有限公司 | Upflow hydrolysis acidification reaction system with uniform water distribution |
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Granted publication date: 20210723 |