CN209740913U - nitro-nitrogen nitration and denitrification reaction column for high-salinity wastewater treatment - Google Patents
nitro-nitrogen nitration and denitrification reaction column for high-salinity wastewater treatment Download PDFInfo
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- CN209740913U CN209740913U CN201822264657.5U CN201822264657U CN209740913U CN 209740913 U CN209740913 U CN 209740913U CN 201822264657 U CN201822264657 U CN 201822264657U CN 209740913 U CN209740913 U CN 209740913U
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Abstract
The utility model discloses a high salt waste water treatment nitro-nitrogen nitrifies and denitrification reaction post, high salt waste water treatment nitro-nitrogen nitrifies and overlaps with denitrification reaction post's the district of nitrifying and denitrification district together, nitrify the district and set up the impeller pump, change reaction area's torrent state, improve nitration reaction efficiency, the clear water outlet pipe in denitrification liquid outflow pipe, former liquid pipe and the sedimentation tank is connected to the inlet channel of nitration reaction simultaneously, set up the forced circulation pump on the inlet channel, through the mode mentioned above, the utility model discloses can improve the biological density in the reaction vessel, forced circulation pump can promote reaction solution moreover and accelerate circulation rate, improves water treatment's efficiency, finally obtains area less, total facility capacity is the high-efficient biological reaction post equivalent with daily handling capacity basically.
Description
Technical Field
The utility model relates to a sewage treatment field especially relates to a high salt waste water treatment nitro-nitrogen nitrifies and denitrification reaction post.
Background
the technology for removing nitrogen in wastewater and sludge by utilizing nitrifying bacteria reaction is very mature from 80 s to the prior art, but in actual operation, due to the characteristics of nitrification reaction and denitrification reaction, a separate reaction tank is generally required to be occupied, the area of the reaction tank is large, the biological density is low, the removal efficiency is low, and the capacity of the tank is more than 5 times of the treated water volume.
SUMMERY OF THE UTILITY MODEL
the utility model discloses the main technical problem who solves provides a biological equipment that removes nitrogen, can have area little, the efficient advantage of nitrogen removal.
In order to solve the technical problem, the utility model discloses a technical scheme be: the high-salinity wastewater treatment nitro-nitrogen nitrification and denitrification reaction column is provided and comprises: the device comprises a nitrification region, a denitrification region and a sedimentation tank, wherein the nitrification region and the denitrification region are arranged in a reaction column, the nitrification region is arranged below the denitrification region and is separated by a clamping plate, and the sedimentation tank is connected with the reaction column through a pipeline; a pushing pump support is arranged in the high-salinity wastewater nitrification and denitrification reaction column, the support comprises a plurality of vertical slide rails, each slide rail is matched with one pushing pump, a lifter is arranged above each slide rail, the lifter is installed on the pushing pump support, one end of the lifter is connected with a pushing pump, a structure matched with the slide rails is arranged on the pushing pump, the pushing pump can longitudinally move along the preset vertical slide rails under the action of the lifter, and the moving area of the pushing pump does not exceed a nitrification area; the bottom of the nitration zone of the reaction column is provided with a liquid inlet pipe inlet, the tangent line of the liquid inlet pipe inlet enters the nitration zone, the liquid inlet pipe inlet is externally connected with a liquid inlet pipeline, and the liquid inlet pipeline is respectively connected with a raw water pipeline and a clear liquid leading-out pipeline of the sedimentation tank; the denitrification area of the reaction column is provided with an oxygen explosion pipe which is externally connected with an oxygen supply device, the top end of the reaction column is provided with a denitrification liquid outflow pipeline, the other end of the denitrification liquid outflow pipeline extends above the sedimentation tank, a connecting pipe is arranged between the denitrification liquid outflow pipeline and the liquid inlet pipeline, and a ratio valve is arranged on the connecting pipe; a plurality of through connecting holes are formed in the clamping plate between the nitrification region and the denitrification region of the reaction column; the upper bottom of the sedimentation tank is provided with a sludge outlet, and the top of the sedimentation tank is provided with a clear liquid outflow pipeline.
In a preferred embodiment of the present invention, the reaction column and the sedimentation tank are provided with corresponding overflow grooves, and the pipe orifices of the reaction column and the sedimentation tank are arranged in the corresponding overflow grooves.
In a preferred embodiment of the present invention, the valve disposed in the middle of the connecting pipe between the denitrification liquid outflow pipe and the bottom liquid inlet pipe is a ratio adjusting valve.
In a preferred embodiment of the present invention, the water pump disposed on the liquid inlet pipeline is a forced circulation axial flow pump.
In a preferred embodiment of the present invention, flow meters are disposed on the raw water pipeline and the clear liquid outflow pipeline.
in a preferred embodiment of the present invention, the oxygen supply device connected to the oxygen exposure pipe of the denitrification region is a roots blower.
The utility model has the advantages that: the utility model discloses it is fast to make waste water nitration reaction fully thoroughly under the anaerobism whirl condition at the impeller pump with tangent line mode of intaking, under the effect of circulating pump, three water ratios of clear liquid after the pump water contains biological waste water to deposit, can reduce the concentration of intaking, improve the clearance of nitronitrogen, cut apart through a post, intake from the column bottom, the column crown drainage is forced the drainage, make the facility solution volume equal in waste water treatment capacity, have high integrated nature, be a biological reaction column that the treatment effeciency is high.
Drawings
FIG. 1 is a schematic view of the structure of a preferred embodiment of the present invention;
The parts in the drawings are numbered as follows:
1. Reaction column, 2, settling tank, 3, forced circulation axial-flow pump, 4, raw water flowmeter, 5, ratio regulating valve, 6, raw water pipeline, 7, liquid inlet pipeline, 8, connecting pipe, 9, clear liquid outlet pipeline, 10, denitrification liquid outlet pipeline, 11, splint, 12, impeller pump 13, lifter, 14, slide rail, 15, impeller pump bracket, 16, Roots blower, 17, aeration pipe, 18, reaction column overflow tank, 19, settling tank overflow tank, 20, sewage outlet, 21, clear liquid flowmeter;
The arrows indicate the direction of liquid flow.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to the drawings, the embodiment of the present invention includes:
A high-salinity wastewater treatment nitro-nitrogen nitration and denitrification reaction column, the high-salinity wastewater nitration and denitrification reaction column 1 comprises: the device comprises a nitrification region, a denitrification region and a sedimentation tank 2, wherein the nitrification region and the denitrification region are arranged in a reaction column 1, the nitrification region is arranged below the denitrification region and separated by a clamping plate 11, and the sedimentation tank is connected with the reaction column 1 through a pipeline; a pump pushing support 15 is arranged in the high-salinity wastewater nitrification and denitrification reaction column 1, 4 vertical slide rails 14 are arranged below the pump pushing support 15, each slide rail 14 is matched with one pump pushing 12, a lifter 13 is arranged above each slide rail 14, the lifter 13 is installed on the pump pushing support 15, one end of the lifter 13 is connected with the pump pushing 12, the pump pushing 12 is clamped with the slide rails 14 in a sliding manner, the pump pushing 12 can longitudinally move along the preset vertical slide rails 14 under the action of the lifter 13, and the moving area of the pump pushing 12 is not more than a nitrification area; the bottom of the nitration zone of the reaction column is provided with an inlet of a liquid inlet pipeline 7, the inlet of the liquid inlet pipeline 7 tangentially enters the nitration zone, so that the solution in the nitration zone can be pushed to rotate, the reaction efficiency is improved, the inlet of the liquid inlet pipeline 7 is externally connected with the liquid inlet pipeline 7, and the liquid inlet pipeline 7 is respectively connected with a raw water pipeline 6 and a clear liquid eduction pipe 9 of a sedimentation tank; an oxygen explosion pipe 17 is arranged in a denitrification area of the reaction column, the oxygen explosion pipe 17 is externally connected with an oxygen supply device, a denitrification liquid outflow pipeline 10 is arranged at the top end of the reaction column, the other end of the denitrification liquid outflow pipeline 10 extends above the sedimentation tank 2, a connecting pipe 8 is arranged between the denitrification liquid outflow pipeline 10 and the liquid inlet pipeline 7, and a control valve is arranged on the connecting pipe 8; a plurality of through connecting holes are arranged on the clamping plate 11 between the nitrification region and the denitrification region of the reaction column 1; the bottom of the sedimentation tank 2 is provided with a sewage outlet 20, and the top of the sedimentation tank is provided with a clear liquid outflow pipeline 22.
The top ends of the reaction column 1 and the sedimentation tank 2 are respectively provided with a reaction column overflow groove 18 and a sedimentation tank overflow groove 19, the pipe orifices of the pipelines at the top ends of the reaction column 1 and the sedimentation tank 2 are distributed in the corresponding overflow grooves, and the overflow grooves are used for filtering out supernatant liquid to prevent slag in the reaction column 1 and the sedimentation tank 2 from entering the pipe orifices to block the pipelines.
The valve that sets up in the middle of the connecting pipe between denitrification liquid outflow pipeline and the bottom inlet channel 7 is ratio adjusting valve 5, ratio adjusting valve 5 can adjust the ratio that the denitrification waste liquid got into inlet channel 7, and the nitrogen rate that can improve the raw water is more than 10 times of normal raw water at the highest, and then improves the speed of nitration.
The water pump arranged on the liquid inlet pipeline 7 is a forced circulation axial-flow pump 3, the water inflow of the nitration reaction in unit time can be adjusted by adjusting the parameters of the forced circulation axial-flow pump 3, the circulation rate of the nitration and denitrification reactions is further adjusted, and the reaction efficiency in the reaction column 1 is improved. The raw water pipeline 6 and the clear liquid outflow pipeline 22 are provided with flow meters, and the raw water inlet and outlet balance can be controlled at any time through the raw water flow meter 4 and the clear liquid flow meter 21 on the clear liquid outflow pipeline 22, so that the daily water treatment amount can be determined.
the oxygen supply device connected with the oxygen exposure pipe 17 of the denitrification area is a Roots blower 16, and the Roots blower 16 can provide a large amount of oxygen-containing air for the denitrification reaction process.
In another embodiment of the present invention, the substrate is,
A high-salinity wastewater treatment nitro-nitrogen nitration and denitrification reaction column, the high-salinity wastewater nitration and denitrification reaction column 1 comprises: the device comprises a nitrification region, a denitrification region and a sedimentation tank 2, wherein the nitrification region and the denitrification region are arranged in a reaction column 1, the nitrification region is arranged below the denitrification region and separated by a clamping plate 11, and the sedimentation tank is connected with the reaction column 1 through a pipeline; a pump pushing support 15 is arranged in the high-salinity wastewater nitrification and denitrification reaction column 1, 2 vertical slide rails 14 are arranged below the pump pushing support 15, each slide rail 14 is matched with one pump pushing 12, a lifter 13 is arranged above each slide rail 14, the lifter 13 is installed on the pump pushing support 15, one end of the lifter 13 is connected with the pump pushing 12, the pump pushing 12 is clamped with the slide rails 14 in a sliding manner, the pump pushing 12 can longitudinally move along the preset vertical slide rails 14 under the action of the lifter 13, and the moving area of the pump pushing 12 is not more than a nitrification area; the bottom of the nitration zone of the reaction column is provided with an inlet of a liquid inlet pipeline 7, the inlet of the liquid inlet pipeline 7 tangentially enters the nitration zone, so that the solution in the nitration zone can be pushed to rotate, the reaction efficiency is improved, the inlet of the liquid inlet pipeline 7 is externally connected with the liquid inlet pipeline 7, and the liquid inlet pipeline 7 is respectively connected with a raw water pipeline 6 and a clear liquid eduction pipe 9 of a sedimentation tank; an oxygen explosion pipe 17 is arranged in a denitrification area of the reaction column, the oxygen explosion pipe 17 is externally connected with an oxygen supply device, a denitrification liquid outflow pipeline 10 is arranged at the top end of the reaction column, the other end of the denitrification liquid outflow pipeline 10 extends above the sedimentation tank 2, a connecting pipe 8 is arranged between the denitrification liquid outflow pipeline 10 and the liquid inlet pipeline 7, and a control valve is arranged on the connecting pipe 8; a plurality of through connecting holes are arranged on the clamping plate 11 between the nitrification region and the denitrification region of the reaction column 1; the bottom of the sedimentation tank 2 is provided with a sewage outlet 20, and the top of the sedimentation tank is provided with a clear liquid outflow pipeline 22.
The top ends of the reaction column 1 and the sedimentation tank 2 are respectively provided with a reaction column overflow groove 18 and a sedimentation tank overflow groove 19, the pipe orifices of the pipelines at the top ends of the reaction column 1 and the sedimentation tank 2 are distributed in the corresponding overflow grooves, and the overflow grooves are used for filtering out supernatant liquid to prevent slag in the reaction column 1 and the sedimentation tank 2 from entering the pipe orifices to block the pipelines.
The valve that sets up in the middle of the connecting pipe between denitrification liquid outflow pipeline and the bottom inlet channel 7 is ratio adjusting valve 5, ratio adjusting valve 5 can adjust the ratio that the denitrification waste liquid got into inlet channel 7, and the nitrogen rate that can improve the raw water is more than 10 times of normal raw water at the highest, and then improves the speed of nitration.
The water pump arranged on the liquid inlet pipeline 7 is a forced circulation axial-flow pump 3, the water inflow of the nitration reaction in unit time can be adjusted by adjusting the parameters of the forced circulation axial-flow pump 3, the circulation rate of the nitration and denitrification reactions is further adjusted, and the reaction efficiency in the reaction column 1 is improved. The raw water pipeline 6 and the clear liquid outflow pipeline 22 are provided with flow meters, and the raw water inlet and outlet balance can be controlled at any time through the raw water flow meter 4 and the clear liquid flow meter 21 on the clear liquid outflow pipeline 22, so that the daily water treatment amount can be determined.
the oxygen supply device connected with the oxygen exposure pipe 17 of the denitrification area is a Roots blower 16, and the Roots blower 16 can provide a large amount of oxygen-containing air for the denitrification reaction process.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. The high-salinity wastewater treatment nitro-nitrogen nitrification and denitrification reaction column is characterized by comprising: the device comprises a nitrification region, a denitrification region and a sedimentation tank, wherein the nitrification region and the denitrification region are arranged in a reaction column, the nitrification region is arranged below the denitrification region and is separated by a clamping plate, and the sedimentation tank is connected with the reaction column through a pipeline;
A pushing pump support is arranged in the high-salinity wastewater nitrification and denitrification reaction column, the support comprises a plurality of vertical slide rails, each slide rail is matched with one pushing pump, a lifter is arranged above each slide rail, the lifter is installed on the pushing pump support, one end of the lifter is connected with a pushing pump, a structure matched with the slide rails is arranged on the pushing pump, the pushing pump can longitudinally move along the preset vertical slide rails under the action of the lifter, and the moving area of the pushing pump does not exceed a nitrification area;
the bottom of the nitration zone of the reaction column is provided with a liquid inlet pipe inlet, the tangent line of the liquid inlet pipe inlet enters the nitration zone, the liquid inlet pipe inlet is externally connected with a liquid inlet pipeline, and the liquid inlet pipeline is respectively connected with a raw water pipeline and a clear liquid leading-out pipeline of the sedimentation tank;
The denitrification area of the reaction column is provided with an oxygen explosion pipe which is externally connected with an oxygen supply device, the top end of the reaction column is provided with a denitrification liquid outflow pipeline, the other end of the denitrification liquid outflow pipeline extends above the sedimentation tank, a connecting pipe is arranged between the denitrification liquid outflow pipeline and the liquid inlet pipeline, and a control valve is arranged on the connecting pipe;
A plurality of through connecting holes are formed in the clamping plate between the nitrification region and the denitrification region of the reaction column;
the upper bottom of the sedimentation tank is provided with a sludge outlet, and the top of the sedimentation tank is provided with a clear liquid outflow pipeline.
2. The high-salinity wastewater treatment nitro nitrogen nitrification and denitrification reaction column according to claim 1, wherein the top ends of the reaction column and the sedimentation tank are provided with corresponding overflow tanks, and the pipe orifices of the top ends of the reaction column and the sedimentation tank are distributed in the corresponding overflow tanks.
3. the high-salinity wastewater treatment nitro nitrogen nitration and denitrification reaction column according to claim 1, wherein the valve arranged in the middle of the connecting pipe between the denitrification liquid outflow pipe and the bottom liquid inlet pipe is a ratio adjusting valve.
4. The high-salinity wastewater treatment nitro nitrogen nitration and denitrification reaction column according to claim 1, wherein the water pump arranged on the liquid inlet pipeline is a forced circulation axial flow pump.
5. The high-salinity wastewater treatment nitro nitrogen nitration and denitrification reaction column according to claim 1, wherein flow meters are arranged on the raw water pipeline and the clear liquid outflow pipeline.
6. The high-salinity wastewater treatment nitro nitrogen nitration and denitrification reaction column according to claim 1, wherein the oxygen supply device connected to the oxygen exposure pipe of the denitrification zone is a Roots blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822264657.5U CN209740913U (en) | 2018-12-31 | 2018-12-31 | nitro-nitrogen nitration and denitrification reaction column for high-salinity wastewater treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822264657.5U CN209740913U (en) | 2018-12-31 | 2018-12-31 | nitro-nitrogen nitration and denitrification reaction column for high-salinity wastewater treatment |
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| Publication Number | Publication Date |
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| CN209740913U true CN209740913U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822264657.5U Active CN209740913U (en) | 2018-12-31 | 2018-12-31 | nitro-nitrogen nitration and denitrification reaction column for high-salinity wastewater treatment |
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| Country | Link |
|---|---|
| CN (1) | CN209740913U (en) |
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