CN216711698U - Multistage advanced oxidation reactor - Google Patents
Multistage advanced oxidation reactor Download PDFInfo
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- CN216711698U CN216711698U CN202122515473.3U CN202122515473U CN216711698U CN 216711698 U CN216711698 U CN 216711698U CN 202122515473 U CN202122515473 U CN 202122515473U CN 216711698 U CN216711698 U CN 216711698U
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Abstract
The utility model discloses a multistage advanced oxidation reactor, and belongs to the technical field of wastewater treatment equipment. It includes the multistage reaction pond, go out the water buffer pool, communicating pipe and tube-line mixer, the height in multistage reaction pond is steadilyd decrease step by step, the upper portion in every stage of reaction pond all is equipped with the overflow weir, the lower part of overflow weir is equipped with the overflow mouth, the bottom in every stage of reaction pond all is equipped with the evacuation mouth, the central point in every stage of reaction pond puts and all is equipped with the center tube, one-level reaction pond is equipped with the water inlet, the water inlet is connected with the inlet tube, the inlet tube lets in mouth of pipe on the center tube in one-level reaction pond, the middle section of inlet tube is equipped with the tube-line mixer. Through the arrangement of the multistage reaction tank with the height gradually decreased, the wastewater is subjected to multistage oxidation treatment, so that multistage advanced oxidation treatment is realized, and the wastewater treatment effect is improved; the pipeline mixer and the central pipe are utilized to fully mix the wastewater and the medicament, and the wastewater treatment efficiency is further improved.
Description
Technical Field
The utility model relates to a multistage advanced oxidation reactor, belonging to the technical field of wastewater treatment equipment.
Background
The waste water treatment is to treat waste water by physical, chemical and biological methods, purify the waste water and reduce pollution, so as to achieve the purposes of recycling and reusing the waste water, fully utilize water resources, divide the waste water into domestic sewage and industrial sewage, the domestic sewage refers to the waste water discharged by people in daily life activities, the waste water is mainly polluted by domestic waste and human excrement, and the quantity, the components and the concentration of pollutants are related to the living habits and the water consumption of people. Domestic sewage generally does not contain toxic substances, but it has conditions suitable for the propagation of microorganisms, contains a large amount of bacteria and pathogens, and has a certain hazard from a hygienic viewpoint.
The existing wastewater treatment oxidation device is only a single oxidation reaction box, has poor effect on treating high-concentration wastewater and can not meet the requirements of users.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: provides a multistage advanced oxidation reactor, which solves the problems of poor treatment effect, non-staged treatment and low treatment efficiency of an oxidation device in the prior art.
The technical problem to be solved by the utility model is realized by adopting the following technical scheme:
a multistage advanced oxidation reactor, which comprises a multistage reaction tank, a water outlet buffer tank, a communicating pipe and a pipeline mixer,
the multistage reaction tank comprises a first-stage reaction tank, an intermediate-stage reaction tank and a last-stage reaction tank, wherein the heights of the multistage reaction tanks are gradually decreased, an overflow weir is arranged at the upper part of each stage of reaction tank, an overflow port is arranged at the lower part of the overflow weir, an evacuation port is arranged at the bottom of each stage of reaction tank, a central pipe is arranged at the central position of each stage of reaction tank and comprises an upper pipe orifice and a lower pipe orifice, the central pipe is fixed in the reaction tank where the central pipe is positioned through a fixing piece, a gap is arranged between the lower pipe orifice of the central pipe and the bottom of the reaction tank where the central pipe is positioned, the first-stage reaction tank is provided with a water inlet, the water inlet is connected with a water inlet pipe, the water inlet pipe is led into the upper pipe orifice of the central pipe of the first-stage reaction tank, and the middle section of the water inlet pipe is provided with a pipeline mixer,
the water outlet buffer pool is provided with a water outlet and a drain opening, the drain opening is arranged at the bottom of the water outlet buffer pool, the water outlet is arranged in the middle of the water outlet buffer pool,
the multi-stage reaction tank is characterized in that adjacent two-stage reaction tanks of the multi-stage reaction tank are communicated through a communicating pipe, one end of the communicating pipe is connected with an overflow port of the reaction tank of the upper stage, the other end of the communicating pipe is communicated with an upper pipe orifice of a central pipe of the reaction tank of the lower stage, the last-stage reaction tank is communicated with a water outlet buffer tank through the communicating pipe, one end of the communicating pipe is connected with the overflow port of the last-stage reaction tank, the other end of the communicating pipe is communicated with the water outlet buffer tank, and a streamline formed by the communicating pipe is S-shaped.
Preferably, the evacuation ports are all connected with evacuation pumps.
Preferably, one end of the communicating pipe connected with the overflow port is a straight pipe port, and the other end of the communicating pipe is a bent pipe port.
More preferably, the straight tube mouth sealing connection of overflow mouth and communicating pipe, wherein, the overflow mouth lateral wall is equipped with bayonet socket and draw-in groove, and the straight tube mouth outside is equipped with the buckle and prevents changeing the strip, prevents changeing the strip and is close to straight orificial port setting, and the buckle is located and is prevented changeing one side that the strip kept away from straight orificial port, and the bayonet socket is connected with the buckle lock, prevents changeing the strip and is connected with the draw-in groove lock, and the overflow mouth is equipped with the butt recess with straight tube mouth port junction, is equipped with the sealing washer in the butt recess, straight orificial port and sealing washer butt.
Further, the inner wall of the overflow port is provided with a guide groove, the guide groove is arranged close to the bayonet and is perpendicular to the port of the overflow port, one end of the guide groove is connected with the port of the overflow port, the guide groove is communicated with the bayonet through a ramp, and the height of the ramp is gradually increased from the guide groove to the bayonet.
The utility model has the beneficial effects that:
according to the multistage advanced oxidation reactor provided by the utility model, the multistage oxidation treatment is carried out on the wastewater by arranging the multistage reaction tanks with the heights gradually reduced step by step, so that the multistage advanced oxidation treatment is realized, and the wastewater treatment effect is improved; the pipeline mixer and the central pipe are utilized to fully mix the wastewater and the medicament, and the wastewater treatment efficiency is further improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of a connection structure of two adjacent reaction cells according to the present invention.
Fig. 3 is a schematic structural diagram of an overflow port and a communicating pipe of the present invention.
Fig. 4 is a schematic sectional structure diagram of an overflow port and a communicating pipe of the present invention.
Fig. 5 is a schematic view of the connection structure of the overflow port and the communicating pipe of the present invention.
In the figure: 101. a first-stage reaction tank; 102. a secondary reaction tank; 103. a third-stage reaction tank; 104. a four-stage reaction tank; 105. a five-stage reaction tank; 106. a six-stage reaction tank; 107. a seven-stage reaction tank; 108. a water outlet buffer pool; 201. a communicating pipe; 202. a central tube; 301. an overflow weir; 302. an overflow port; 303. a water inlet; 304. a water outlet; 305. emptying the air; 306. a water inlet pipe; 401. a bayonet; 402. buckling; 403. an anti-rotation strip; 404. a seal ring; 405. a guide groove; 406. a ramp.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purpose and the efficacy of the utility model easy to understand, the utility model is further described with reference to the specific drawings. Note that the arrows in fig. 1 indicate the flow direction of the waste water, and the arrows in fig. 3 and 5 indicate the installation direction of the communication pipe.
The first embodiment is as follows:
referring to fig. 1-5, the present embodiment provides a multistage advanced oxidation reactor, which is mainly used in a fenton advanced oxidation system for treating high concentration organic wastewater, and comprises a multistage reaction tank, an effluent buffer tank 108, a communicating pipe 201 and a pipeline mixer.
The multistage reaction tank comprises a first-stage reaction tank 101, a middle-stage reaction tank and a last-stage reaction tank, the multistage reaction tank is made of PP plates through welding, corrosion resistance, acid resistance, alkali resistance and high temperature resistance are achieved, the service life of equipment is prolonged, wherein the height of the multistage reaction tank is gradually reduced, an overflow weir 301 is arranged at the upper part of each stage of reaction tank, an overflow port 302 is arranged at the lower part of the overflow weir 301, wastewater in the reaction tank enters the overflow weir 301 after reaching the overflow height and flows into the next-stage reaction tank through the overflow port 302 for grading treatment, the reaction tank in the embodiment is provided with seven stages to achieve full reaction of the wastewater and medicaments, a vent 305 is arranged at the bottom of each stage of reaction tank, a central pipe 202 is arranged at the central position of each stage of reaction tank, the central pipe 202 comprises an upper pipe port and a lower pipe port, the central pipe 202 is fixed in the reaction tank where the central pipe 202 is located through a fixing piece, specifically, one end of the fixing piece is connected with the pipe wall of the central pipe 202, the other end of the fixing piece is connected with the side wall of the reaction tank, and the number of the fixing pieces is four, and the fixing pieces are symmetrically arranged by taking the central pipe 202 as a symmetric center.
Be equipped with the interval between the reaction tank bottom that mouth and its place under center tube 202, make the waste water in the center tube 202 can flow into the reaction tank bottom smoothly, make the waste water in the reaction tank carry out the disturbance, one-level reaction tank 101 is equipped with water inlet 303, and water inlet 303 is connected with inlet tube 306, and inlet tube 306 lets in the center tube 202 top nozzle of one-level reaction tank 101, and the middle section of inlet tube 306 is equipped with the pipeline mixer. The pipeline mixer enables the wastewater to be uniformly mixed with the medicament when the wastewater flows through the pipeline. The pipeline mixer adopts a three-way mixer, the first end and the second end are both connected with the water inlet pipe 306, and the third end is connected with the medicament supply pipe.
The outlet buffer pool 108 is provided with a water outlet 304 and a drain 305, the drain 305 is arranged at the bottom of the outlet buffer pool 108, and the water outlet 304 is arranged in the middle of the outlet buffer pool 108 and is used for discharging water from the outlet buffer pool 108.
The adjacent two-stage reaction pond of multistage reaction pond communicates through communicating pipe 201 between, the reaction pond overflow mouth 302 of one-level is connected to the one end of communicating pipe 201, the other end of communicating pipe 201 lets in the mouth of pipe on the reaction pond center tube 202 of next-level, last stage reaction pond passes through communicating pipe 201 and goes out water buffer pool 108 intercommunication, the overflow mouth 302 of last stage reaction pond is connected to the one end of communicating pipe 201, the other end of communicating pipe 201 lets in out water buffer pool 108, the streamline that communicating pipe 201 formed is the S type, reduce equipment area, the pipe diameter of communicating pipe 201 is less than the pipe diameter of center tube 202.
The emptying ports 305 are connected with emptying pumps for accelerating emptying of the waste at the bottom of the reaction tank or the effluent buffer tank 108.
In a preferred embodiment, one end of the communication pipe 201 connected to the overflow port 302 is a straight pipe port, and the other end of the communication pipe 201 is an elbow port, which extends into the central pipe 202. Overflow mouth 302 and communicating pipe 201's straight tube mouth sealing connection, wherein, overflow mouth 302 lateral wall is equipped with bayonet socket 401 and draw-in groove, bayonet socket 401 and draw-in groove all are equipped with two, two bayonet sockets 401 set up relatively, two draw-in grooves are the annular, the straight tube mouth outside is equipped with buckle 402 and prevents changeing strip 403, buckle 402 all is equipped with two with preventing changeing strip 403, two bayonet sockets 401 set up relatively, prevent changeing strip 403 and adopt the rubber strip, prevent changeing strip 403 and be close to the port setting of straight tube mouth, buckle 402 is located and is prevented changeing one side that strip 403 kept away from the port of straight tube mouth, bayonet socket 401 is connected with buckle 402 lock, it is connected with the draw-in groove lock to prevent changeing strip 403, overflow mouth 302 is equipped with the butt recess with straight tube mouth port junction, be equipped with sealing washer 404 in the butt recess.
The inner wall of the overflow port 302 is provided with a guide groove 405, the guide groove 405 is arranged close to the bayonet 401, the guide groove 405 is perpendicular to the port of the overflow port 302, one end of the guide groove 405 is connected with the port of the overflow port 302, the guide groove 405 is communicated with the bayonet 401 through a ramp 406, the height of the ramp 406 is gradually increased from the guide groove 405 to the bayonet 401, when the communicating pipe 201 is inserted into the overflow port 302, the buckle 402 is firstly inserted into the guide groove 405, then the communicating pipe 201 is rotated, so that the buckle 402 enters the bayonet 401, the bayonet 401 is buckled with the buckle 402, the anti-rotation strip 403 is buckled with the clamping groove, the port of the communicating pipe 201 is abutted to the sealing ring 404, the connection is quick, the excessive rotation can not be realized in the installation process, the relative fixation can be realized after the installation is completed, and the stability is good.
The process for treating wastewater by using the multistage advanced oxidation reactor provided by the embodiment comprises the following steps:
adjusting the pH value of high-concentration organic wastewater to 3-4, introducing the high-concentration organic wastewater with the adjusted pH value into a water inlet pipe 306 and a pipeline mixer from a water inlet 303, introducing a Fenton reagent ferrous sulfate solution and a catalyst through a third end of the pipeline mixer, then allowing the wastewater to flow into the bottom of a first-stage reaction tank 101 from the top of a central pipe 202, radiating from the periphery of the central pipe 202 to flow upwards into an overflow weir 301, then allowing the wastewater to flow into a next-stage reaction tank 101 through a communication pipe 201 through an overflow port 302, and repeating the steps, wherein the wastewater sequentially enters a first-stage reaction tank 101, a second-stage reaction tank 102, a third-stage reaction tank 103, a fourth-stage reaction tank 104, a fifth-stage reaction tank 105, a sixth-stage reaction tank 106 to a seventh-stage reaction tank 107 and then enters a water outlet buffer tank 108 through the communication pipe 201, and each-stage wastewater enters the multistage reaction tanks, and is respectively added with a Fenton reagent hydrogen peroxide into the central pipe 202 of the reaction tanks, under the catalysis of proper pH and catalyst, generating Fenton advanced oxidation reaction, oxidizing and removing organic matters in the wastewater, emptying by using the emptying ports 305 and the emptying pumps in the multi-stage reaction tank and the effluent buffer tank 108 when emptying is needed, and discharging the effluent passing through the effluent buffer tank 108 through the water outlet 304.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. A multi-stage advanced oxidation reactor is characterized by comprising a multi-stage reaction tank, a water outlet buffer tank, a communicating pipe and a pipeline mixer,
the multistage reaction tank comprises a first-stage reaction tank, a middle-stage reaction tank and a last-stage reaction tank, wherein the height of the multistage reaction tank is gradually reduced, an overflow weir is arranged at the upper part of each stage of reaction tank, an overflow port is arranged at the lower part of the overflow weir, a drain port is arranged at the bottom of each stage of reaction tank, a central pipe is arranged at the central position of each stage of reaction tank and comprises an upper pipe orifice and a lower pipe orifice, the central pipe is fixed in the reaction tank where the central pipe is located through a fixing piece, a space is arranged between the lower pipe orifice of the central pipe and the bottom of the reaction tank where the central pipe is located, the first-stage reaction tank is provided with a water inlet, the water inlet is connected with a water inlet pipe, the water inlet pipe is led into the upper pipe orifice of the central pipe of the first-stage reaction tank, and the middle section of the water inlet pipe is provided with a pipeline mixer,
the water outlet buffer pool is provided with a water outlet and a drain opening, the drain opening is arranged at the bottom of the water outlet buffer pool, the water outlet is arranged in the middle of the water outlet buffer pool,
the multi-stage reaction tank is characterized in that adjacent two-stage reaction tanks of the multi-stage reaction tank are communicated through a communicating pipe, one end of the communicating pipe is connected with an overflow port of the reaction tank of the upper stage, the other end of the communicating pipe is communicated with an upper pipe orifice of a central pipe of the reaction tank of the lower stage, the last-stage reaction tank is communicated with a water outlet buffer tank through the communicating pipe, one end of the communicating pipe is connected with the overflow port of the last-stage reaction tank, the other end of the communicating pipe is communicated with the water outlet buffer tank, and a streamline formed by the communicating pipe is S-shaped.
2. The multi-stage advanced oxidation reactor according to claim 1, wherein said evacuation ports are connected to evacuation pumps.
3. The multi-stage advanced oxidation reactor according to claim 1, wherein one end of the communicating tube connected to the overflow port is a straight tube port, and the other end of the communicating tube is a bent tube port.
4. The multi-stage advanced oxidation reactor according to claim 3, wherein the overflow port is sealingly connected to the straight pipe port of the communicating pipe, wherein a bayonet and a groove are formed in a side wall of the overflow port, a snap and an anti-rotation bar are provided on an outer side of the straight pipe port, the anti-rotation bar is provided adjacent to the straight pipe port, the snap is provided on a side of the anti-rotation bar away from the straight pipe port, the bayonet is snap-fitted to the snap, the anti-rotation bar is snap-fitted to the groove, a butt groove is formed at a joint of the overflow port and the straight pipe port, a seal ring is provided in the butt groove, and the straight pipe port is abutted to the seal ring.
5. The multi-stage advanced oxidation reactor according to claim 4, wherein the inner wall of the overflow port is provided with a guide groove, the guide groove is arranged close to the bayonet, the guide groove is perpendicular to the port of the overflow port, one end of the guide groove is connected with the port of the overflow port, the guide groove is communicated with the bayonet through a ramp, and the height of the ramp gradually increases from the guide groove to the bayonet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122515473.3U CN216711698U (en) | 2021-10-19 | 2021-10-19 | Multistage advanced oxidation reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122515473.3U CN216711698U (en) | 2021-10-19 | 2021-10-19 | Multistage advanced oxidation reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216711698U true CN216711698U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122515473.3U Active CN216711698U (en) | 2021-10-19 | 2021-10-19 | Multistage advanced oxidation reactor |
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|---|---|
| CN (1) | CN216711698U (en) |
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2021
- 2021-10-19 CN CN202122515473.3U patent/CN216711698U/en active Active
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