CN219689536U - Sewage treatment device for sulfur autotrophic denitrification - Google Patents
Sewage treatment device for sulfur autotrophic denitrification Download PDFInfo
- Publication number
- CN219689536U CN219689536U CN202320803451.3U CN202320803451U CN219689536U CN 219689536 U CN219689536 U CN 219689536U CN 202320803451 U CN202320803451 U CN 202320803451U CN 219689536 U CN219689536 U CN 219689536U
- Authority
- CN
- China
- Prior art keywords
- guide ring
- reactor body
- ring plate
- plate
- carrier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 26
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title abstract description 10
- 229910052717 sulfur Inorganic materials 0.000 title abstract description 9
- 239000011593 sulfur Substances 0.000 title abstract description 9
- 230000001651 autotrophic effect Effects 0.000 title abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000000926 separation method Methods 0.000 claims abstract description 24
- 238000005191 phase separation Methods 0.000 claims abstract description 20
- 238000004062 sedimentation Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000004065 wastewater treatment Methods 0.000 claims 6
- 239000000463 material Substances 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 28
- 239000007789 gas Substances 0.000 description 19
- 229910052757 nitrogen Inorganic materials 0.000 description 14
- 239000013049 sediment Substances 0.000 description 14
- 239000000945 filler Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a sewage treatment device for sulfur autotrophic denitrification, which comprises a reactor body, wherein the bottom of the reactor body is provided with a water inlet, the top of the reactor body is provided with an exhaust port, and one side of the reactor body is provided with a water outlet; the reactor body is internally provided with a carrier filling area and a three-phase separation area; a first guide ring plate and a second guide ring plate are arranged in the three-phase separation zone, the inner side of the first guide ring plate is limited to form a gas separation cavity communicated with the exhaust port, a sedimentation cavity communicated with the water outlet is limited between the outer side of the first guide ring plate and the reactor body, and a filter plate positioned below the water outlet is arranged in the sedimentation cavity; the bottom of the second flow guide ring plate faces the carrier filling area, the top of the second flow guide ring plate extends into the gas separation cavity, a first backflow channel communicated with the sedimentation cavity is arranged between the second flow guide ring plate and the first flow guide ring plate, and a second backflow channel communicated with the sedimentation cavity and the carrier filling area is arranged between the second flow guide ring plate and the reactor body. The sewage treatment device can effectively reduce the blocking phenomenon in the sewage treatment process.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment device for sulfur autotrophic denitrification.
Background
Along with the development of the social industry, the nitrogen pollution of the water body is serious, and the nitrogen pollution can interfere the normal dissolved oxygen balance of the water body to accelerate the eutrophication process, so that the autotrophic denitrification is needed to carry out denitrification treatment. The sulfur autotrophic denitrification is to take reduced sulfur sources such as sodium sulfide, sodium thiosulfate elemental sulfur and the like as electron donors, inorganic carbon as a carbon source, reduce nitrate nitrogen into nitrogen in an anoxic environment, and take out total nitrogen in a water body. But can produce the deposit in the course of the denitrification reaction of sulfur autotrophy, the deposit can discharge along with the water body that the denitrification is finished, but in the course of discharging, the deposit can cause the jam of the drainage end, cause the denitrification treatment of the water body to be influenced.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide a sewage treatment device for sulfur autotrophic denitrification and denitrification, which can effectively reduce the problem of blockage of a drainage end.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the sewage treatment device comprises a reactor body, wherein the bottom of the reactor body is provided with a water inlet, the top of the reactor body is provided with an exhaust port, and one side of the reactor body is provided with a water outlet; a carrier filling area and a three-phase separation area are arranged in the reactor body from bottom to top;
a first guide ring plate and a second guide ring plate which are matched for use are arranged in the three-phase separation area, the inner side of the first guide ring plate is limited to form a gas separation cavity communicated with the exhaust port, a sedimentation cavity communicated with the water outlet is limited between the outer side wall and the reactor body, and a filter plate positioned below the water outlet is arranged in the sedimentation cavity;
the bottom of No. two water conservancy diversion ring plates is towards carrier filling district, and the top extends to the gas separation intracavity and communicates with the gas separation chamber, and is equipped with the No. one backflow channel with subside the chamber intercommunication between No. two water conservancy diversion ring plates's lateral wall and the water conservancy diversion ring plate, is equipped with the No. two backflow channels of intercommunication subsidence chamber and carrier filling district between the lower extreme of No. two water conservancy diversion ring plates and the reactor body.
The utility model has the beneficial effects that:
when sewage enters the reactor body from the water inlet, the sewage is fully reacted through the carrier filling area, and then nitrogen bubbles, sediments and carrier fillers carried by the reacted sewage move to the three-phase separation area along with the water flow; in the three-phase separation area, water flow, nitrogen bubbles, carrier filler and sediment are gathered to the gas separation cavity along the second flow guide ring plate, and the nitrogen bubbles can enter the gas separation cavity before the carrier filler, sediment and water flow and are discharged through the exhaust port due to different moving speeds of gas, liquid and solid, and the carrier filler, sediment and water flow can enter the first backflow channel under the action of dead weight, the carrier filler, sediment and water flow are settled and separated in the settling cavity, and the water flow moves upwards and is discharged from the water outlet after being filtered by the filter plate.
Three-phase separation of the sewage after the reaction is realized through the cooperation of the first guide ring plate, the second guide ring plate and the reactor body, and the setting of the sedimentation cavity provides space for sedimentation of the water body, so that preliminary purification of the water body is realized, then the water body is filtered through the setting of the filter plate, further purification of the water body is realized, and further purity of the water body discharged from the water outlet is guaranteed, and the blocking phenomenon of the water outlet is effectively reduced.
Further, an ultrasonic vibration rod extending into the second guide ring plate is arranged in the gas separation cavity. Through the vibration effect of the ultrasonic vibration rod, the gas separation efficiency can be accelerated, and nitrogen bubbles, sediments and the like can be removed from the surface of the carrier, so that the blockage risk in the three-phase separation area is reduced.
Furthermore, the first guide ring plate and the second guide ring plate are hollow truncated cone-shaped structures, the small circular surface of the first guide ring plate faces downwards, and the small circular surface of the second guide ring plate faces upwards. The solid-liquid separation effect can be effectively enhanced through the structural cooperation of the first guide ring plate and the second guide ring plate.
Furthermore, the filter plate is in an annular structure, the inner annular surface of the filter plate is fixedly connected to the outer side wall of the first guide ring plate, and the outer annular surface of the filter plate is fixedly connected to the inner side wall of the reactor body. The settled water body can be further filtered through the arrangement of the filter plates so as to remove sediment and impurities remained in the water body.
Furthermore, a cyclone distributor is arranged at the water inlet. The sewage entering from the water inlet can be split and form a hydrocyclone through the arrangement of the cyclone distributor, so that the full reaction of the sewage in the carrier filling area is ensured.
Further, the reactor body is also provided with a feed inlet communicated with the carrier filling area.
Further, a supporting plate, carrier filler and a pressing plate are arranged in the carrier filling area from bottom to top, and a flow dividing sieve plate is arranged on the supporting plate. The arrangement of the split-flow sieve plate further ensures that the sewage is fully contacted with the carrier in the carrier filling area.
Further, the pressing plate comprises a pressing plate body, and two ends of the pressing plate body are respectively connected with the reactor body through micro-moving assemblies.
Further, the micro-moving assembly comprises a support fixedly connected to the inner side wall of the reactor body, an adjusting screw rod capable of moving up and down is connected to the support in a threaded mode, the adjusting screw rod penetrates through the pressing plate body, and a nut capable of being pressed against the pressing plate body is sleeved on the adjusting screw rod. The up-down adjustment of the pressing plate body is realized through the arrangement of the micro-moving assembly, so that the space sizes of the carrier filling area and the three-phase separation area can be conveniently adjusted.
Drawings
FIG. 1 is a schematic view showing the structure of a reactor body according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a three-phase separation zone according to an embodiment of the present utility model;
FIG. 3 is an enlarged view of a portion of the portion A of FIG. 2;
fig. 4 is a schematic structural diagram of a cyclone distributor according to an embodiment of the present utility model.
In the figure:
1-a reactor body; 11-water inlet; 12-exhaust port; 13-a water outlet; 14, a charging port; 2-a carrier filling region; 21-a support plate; 211-split screen panels; 22-carrier filler; 23-pressing plates; 231-a platen body; 232-support; 233-adjusting screw; 234-nut; 3-a three-phase separation zone; 31-a first guide ring plate; 32-second guide ring plates; 33-a gas separation chamber; 34-settling chamber; 341-a filter plate; 4-an ultrasonic vibration rod; 5-cyclone distributor.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Examples
Referring to fig. 1-2, the sewage treatment device for sulfur autotrophic denitrification nitrogen removal comprises a reactor body 1, wherein a water inlet 11 is arranged at the bottom of the reactor body 1, an exhaust port 12 is arranged at the top of the reactor body, and a water outlet 13 is arranged at one side of the reactor body. The reactor body 1 is internally provided with a carrier filling area 2 and a three-phase separation area 3 from bottom to top.
The three-phase separation zone 3 is internally provided with a first diversion ring plate 31 and a second diversion ring plate 32 which are matched for use, the inner side of the first diversion ring plate 31 is limited to form a gas separation cavity 33 communicated with the exhaust port 12, a sedimentation cavity 34 communicated with the water outlet 13 is limited between the outer side wall and the reactor body 1, and a filter plate 341 positioned below the water outlet 13 is arranged in the sedimentation cavity 34; the bottom of the second deflector ring plate 32 faces the carrier filling area 2, the top extends into the gas separation cavity 33 and is communicated with the gas separation cavity 33, a first reflux channel communicated with the sedimentation cavity 34 is arranged between the outer side wall of the second deflector ring plate 32 and the first deflector ring plate 31, and a second reflux channel communicated with the sedimentation cavity 34 and the carrier filling area 2 is arranged between the lower end of the second deflector ring plate 32 and the reactor body 1.
Three-phase separation of the sewage after the reaction is realized through the cooperation of the first guide ring plate 31, the second guide ring plate 32 and the reactor body 1, and space is provided for sedimentation of the water body through the setting of the sedimentation cavity 34, so that preliminary purification of the water body is realized, then the water body is filtered through the setting of the filter plate 341, further purification of the water body is realized, purity of the water body discharged from the water outlet 13 is further ensured, and blocking phenomenon of the water outlet 13 is effectively reduced.
In some embodiments, referring to fig. 2, the first deflector ring plate 31 and the second deflector ring plate 32 are both hollow truncated cone structures, and the small circle surface of the first deflector ring plate 31 faces downward, and the small circle surface of the second deflector ring plate 32 faces upward. The solid-liquid separation effect can be effectively enhanced through the structural cooperation of the first guide ring plate 31 and the second guide ring plate 32.
In some embodiments, the filter plate 341 has an annular structure, and its inner annular surface is fixedly connected to the outer side wall of the first deflector ring plate 31, and its outer annular surface is fixedly connected to the inner side wall of the reactor body 1. The settled water body can be further filtered through the arrangement of the filter plate 341 so as to remove sediment and impurities remained in the water body.
In some embodiments, in order to improve the gas separation effect, an ultrasonic vibration rod 4 extending into the second deflector ring plate 32 is further provided in the gas separation chamber 33, and the ultrasonic vibration rod 4 is connected to an external ultrasonic generator through the gas outlet 12. Through the vibration effect of the ultrasonic vibration rod 4, the gas separation efficiency can be accelerated, and nitrogen bubbles, sediments and the like can be accelerated to be removed from the surface of the carrier, so that the blockage risk in the three-phase separation zone 3 is reduced.
In some embodiments, referring to fig. 1 and 4, a swirl distributor 5 is further provided at the water inlet 11. The sewage entering from the water inlet 11 can be split and form a hydrocyclone through the arrangement of the cyclone distributor 5 so as to ensure the full reaction of the sewage in the carrier filling area 2. It should be noted that, the cyclone distributor 5 is in the prior art, and the specific structure of this embodiment is not described again.
In some embodiments, referring to fig. 1, a support plate 21, a carrier filler 22 and a pressing plate 23 are arranged in the carrier filling area 2 from bottom to top, and a diversion screen plate 211 is installed on the support plate 21. The arrangement of the diversion screen 211 further ensures that the sewage is in full contact with the carriers in the carrier filling area 2.
Further, referring to fig. 2 to 3, the pressing plate 23 includes a pressing plate body 231, and both ends of the pressing plate body 231 are connected to the reactor body 1 through micro-moving assemblies, respectively. The micro-moving assembly comprises a support 232 fixedly connected to the inner side wall of the reactor body 1, an adjusting screw 233 capable of moving up and down is connected to the support 231 in a threaded manner, the adjusting screw 233 is arranged on the pressing plate body 231 in a penetrating manner, and a nut 234 capable of being pressed against the pressing plate body 231 is sleeved on the adjusting screw 233. The up-and-down adjustment of the pressing plate body 231 is realized through the arrangement of the micro-moving assembly, so that the space sizes of the carrier filling area 2 and the three-phase separation area 3 can be conveniently adjusted.
In some embodiments, in order to facilitate the addition of the carrier, a feed opening 14 is also provided in the reactor body 1, which communicates with the carrier filling zone 2.
The specific working procedure of this embodiment is as follows:
when sewage enters the reactor body 1 from the water inlet 11, the rotational force is split by the rotational flow distributor 5, the split sewage enters the carrier filling area 2 to be fully contacted with the carrier and react, and then nitrogen bubbles, sediments and carried carrier fillers generated after the reaction move to the three-phase separation area 3 along with water flow; in the three-phase separation area 3, the water flow, nitrogen bubbles, carrier filler and sediment are gathered in the gas separation cavity 33 along the second diversion ring plate 32, and because the moving speeds of gas, liquid and solid are different, the nitrogen bubbles can enter the gas separation cavity 33 before the carrier filler, sediment and water flow, and are further separated under the oscillation action of the ultrasonic vibration rod 4, the nitrogen bubbles are discharged through the air outlet 12, the carrier filler, sediment and water flow can enter the first backflow channel under the action of dead weight, the carrier filler, sediment and water flow are settled and separated in the settling cavity 34, and the water flow moves upwards and is discharged from the water outlet 13 after being filtered by the filter plate 341.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (9)
1. The sewage treatment device comprises a reactor body, wherein the bottom of the reactor body is provided with a water inlet, the top of the reactor body is provided with an exhaust port, and one side of the reactor body is provided with a water outlet; the method is characterized in that: a carrier filling area and a three-phase separation area are arranged in the reactor body from bottom to top;
a first guide ring plate and a second guide ring plate which are matched for use are arranged in the three-phase separation area, the inner side of the first guide ring plate is limited to form a gas separation cavity communicated with the exhaust port, a sedimentation cavity communicated with the water outlet is limited between the outer side wall and the reactor body, and a filter plate positioned below the water outlet is arranged in the sedimentation cavity;
the bottom of No. two water conservancy diversion ring plates orientation the carrier fills the district, the top extend to gas separation intracavity and with gas separation intracavity intercommunication, just be equipped with between the lateral wall of No. two water conservancy diversion ring plates and No. one water conservancy diversion ring plates with No. one backflow channel of subsidence chamber intercommunication, be equipped with the intercommunication between the lower extreme of No. two water conservancy diversion ring plates and the reactor body No. two backflow channels of subsidence chamber and carrier fills the district.
2. The wastewater treatment apparatus according to claim 1, wherein: and an ultrasonic vibration rod extending into the second guide ring plate is further arranged in the gas separation cavity.
3. The wastewater treatment apparatus according to claim 1, wherein: the first guide ring plate and the second guide ring plate are of hollow round table structures, the small round surface of the first guide ring plate faces downwards, and the small round surface of the second guide ring plate faces upwards.
4. The wastewater treatment apparatus according to claim 1, wherein: the filter plate is of an annular structure, the inner annular surface of the filter plate is fixedly connected to the outer side wall of the first guide ring plate, and the outer annular surface of the filter plate is fixedly connected to the inner side wall of the reactor body.
5. The sewage treatment apparatus according to any one of claims 1 to 4, wherein: and a cyclone distributor is also arranged at the water inlet.
6. The wastewater treatment apparatus according to claim 1, wherein: the reactor body is also provided with a feed inlet communicated with the carrier filling area.
7. The sewage treatment apparatus according to claim 6, wherein: the carrier filling area is internally provided with a supporting plate, carrier filling materials and a pressing plate from bottom to top, and a flow dividing sieve plate is arranged on the supporting plate.
8. The wastewater treatment apparatus according to claim 7, wherein: the pressure plate comprises a pressure plate body, and two ends of the pressure plate body are respectively connected with the reactor body through micro-moving assemblies.
9. The wastewater treatment plant of claim 8, wherein: the micro-moving assembly comprises a support fixedly connected to the inner side wall of the reactor body, an adjusting screw rod capable of moving up and down is connected to the support in a threaded mode, the adjusting screw rod penetrates through the pressure plate body, and a nut capable of being abutted to the pressure plate body is sleeved on the adjusting screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320803451.3U CN219689536U (en) | 2023-04-07 | 2023-04-07 | Sewage treatment device for sulfur autotrophic denitrification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320803451.3U CN219689536U (en) | 2023-04-07 | 2023-04-07 | Sewage treatment device for sulfur autotrophic denitrification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219689536U true CN219689536U (en) | 2023-09-15 |
Family
ID=87940996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320803451.3U Active CN219689536U (en) | 2023-04-07 | 2023-04-07 | Sewage treatment device for sulfur autotrophic denitrification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219689536U (en) |
-
2023
- 2023-04-07 CN CN202320803451.3U patent/CN219689536U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110776129B (en) | Vertical flow type precipitation and air floatation device for water treatment and working method thereof | |
| CN103288295A (en) | Water treatment method and water treatment system | |
| CN215855430U (en) | High-efficiency rotational flow sewage purification device | |
| CN211946444U (en) | Continuous flow intermittent aeration fluidized bed coupling activated sludge integrated reactor | |
| CN104817173A (en) | Two-stage double-flow autotrophic denitrification biofilter | |
| CN219689536U (en) | Sewage treatment device for sulfur autotrophic denitrification | |
| CN201842724U (en) | Combined clarifier | |
| CN104556348A (en) | Magnetic catalytic ozonation device and method | |
| CN114890560B (en) | Delayed coking wastewater fine particle removal process device | |
| CN107162178B (en) | Full-mixing MBBR reactor | |
| CN214972018U (en) | Domestic sewage treatment system with oil separation and storage functions | |
| CN211339064U (en) | Full-automatic high-efficient multistage sewage purification device | |
| CN210683338U (en) | Pneumatic control type biological denitrification synchronous recovery N2O reactor | |
| CN210620462U (en) | Vertical flow type sedimentation and air flotation device for water treatment | |
| CN115518779A (en) | Oily sewage cyclone separation device and separation method | |
| CN113044982A (en) | Sulfur autotrophic denitrification reactor and sewage treatment system | |
| CN108585197B (en) | Village-to-home-level mud film coupling sewage treatment device and treatment method thereof | |
| CN207483477U (en) | A kind of air-floating apparatus of high-efficient purification sewage | |
| CN2556196Y (en) | Electrolytic air flotation machine | |
| CN212559632U (en) | Integral anaerobic biochemical reactor | |
| CN220300578U (en) | Integrated sewage treatment device | |
| CN2751024Y (en) | Bidirectional and rotational flow integrated sewage purifier | |
| CN2790559Y (en) | Composite three-phase separator | |
| CN219217725U (en) | Anaerobic reactor | |
| CN219991227U (en) | Be used for semiconductor electronic production waste water recovery processing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |