CN215480265U - Fenton retort for sewage treatment - Google Patents
Fenton retort for sewage treatment Download PDFInfo
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- CN215480265U CN215480265U CN202122281858.8U CN202122281858U CN215480265U CN 215480265 U CN215480265 U CN 215480265U CN 202122281858 U CN202122281858 U CN 202122281858U CN 215480265 U CN215480265 U CN 215480265U
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Abstract
The utility model discloses a Fenton reaction tank for sewage treatment, which comprises a tank body, wherein a water inlet pipe for conveying sewage to the tank body is arranged on the tank body, a circulating pipe is arranged on the tank body, one end of the circulating pipe is connected to the upper part of the tank body, the other end of the circulating pipe is connected to the lower part of the tank body, a circulating pump for driving the circulation of the sewage in the circulating pipe is arranged on the circulating pipe, a water outlet pipe for conveying water outwards is arranged on the tank body, a medicine feeding pipe for feeding a medicine into the tank body is arranged on the tank body, a water storage sleeve is sleeved on the upper part of the tank body, a bottom plate for sealing an opening at the lower part of the water storage sleeve is arranged at the lower part of the water storage sleeve, the tank body penetrates through the bottom plate and extends into the water storage sleeve, an overflow weir is arranged on the upper part of the tank body, the overflow weir is formed by a sawtooth groove arranged on the upper edge of the tank body, the circulating pipe is used for implementing circulating and mixing on the sewage in the tank body, the Fenton reaction is accelerated, and the removal rate of the reaction can be effectively improved; the overflow weir can filter the impurity in the jar body, guarantees to enter into the sewage cleanness in the retaining cover.
Description
Technical Field
The utility model relates to the field of sewage treatment equipment, in particular to a Fenton reaction tank for sewage treatment.
Background
The fenton oxidation reaction is a method of oxidizing many known organic compounds such as carboxylic acids, alcohols, and esters into an inorganic state using a mixed solution of hydrogen peroxide (H2O2) and a divalent iron ion Fe2 +. The reaction has high capability of removing organic pollutants difficult to degrade, and is widely applied to the treatment of printing and dyeing wastewater, oily wastewater, phenol-containing wastewater, coking wastewater, nitrobenzene-containing wastewater, diphenylamine wastewater and other wastewater.
The fenton oxidation reaction device who uses at present adopts the stirring mode to mix with the stirring of reaction solution with higher speed in order to accelerate the reaction rate of chemical reaction and the degree of carrying on of reaction at the course of the work, and this process causes the solution to splash easily, has certain potential safety hazard, awaits the improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a safe and reliable Fenton reaction tank for sewage treatment, which can fully mix solution.
In order to achieve the aim, the utility model discloses a Fenton reaction tank for sewage treatment, which comprises a tank body and is structurally characterized in that: the water tank is provided with a water inlet pipe for conveying sewage to the tank body, the tank body is provided with a circulating pipe, one end of the circulating pipe is connected to the upper part of the tank body, the other end of the circulating pipe is connected to the lower part of the tank body, the circulating pipe is provided with a circulating pump for driving the circulation of the sewage in the circulating pipe, the tank body is provided with a water outlet pipe for conveying water outwards, and the tank body is provided with a dosing pipe for dosing a medicament into the tank body.
After the structure is adopted, firstly sewage enters the tank body through the water inlet pipe, the chemical adding pipe quantitatively adds sulfuric acid, ferrous sulfate solution and hydrogen peroxide into the sewage, then organic matters in the sewage are oxidized into inorganic matters such as CO2 and H2O, the sewage after the Fenton reaction continuously moves upwards, one part of the sewage is conveyed to the next treatment link through the water outlet pipe, and the other part of the sewage is pumped back to the bottom of the tank body through the circulating pump again, so that the residual organic matters in the sewage are subjected to the Fenton reaction again. The device utilizes the circulating pipe to implement circulating mixing on the sewage in the tank body, accelerates the Fenton reaction and can effectively improve the reaction removal rate.
Regarding the concrete structure of the jar body, the jar body is uncovered upwards, and the upper portion cover of the jar body is equipped with water storage sleeve, and water storage sleeve's lower part is equipped with the open bottom plate in its lower part of sealing, and the jar body passes the bottom plate and stretches into in the water storage sleeve. Utilize the retaining cover storable sewage, the sewage in the jar body spills over the back from the top, and the storage is in the retaining cover.
Preferably, the upper part of the tank body is provided with an overflow weir, the overflow weir is composed of a sawtooth groove arranged on the upper edge of the tank body, and the sawtooth groove surrounds the upper edge of the tank body for a circle. The overflow weir can filter the impurity in the jar body, guarantees to enter into the sewage cleanness in the retaining cover.
Regarding the installation structure of the outlet pipe, the outlet pipe is installed at the lower portion of the base plate.
Preferably, the dosing pipes are arranged in a plurality, and the dosing pipes penetrate through the bottom plate and extend into the tank body. And a plurality of dosing pipes are used for sequentially adding sulfuric acid, ferrous sulfate solution and hydrogen peroxide into the tank body.
In order to ensure that the sewage entering the tank body is uniformly distributed, the bottom of the tank body is provided with a water distribution pipe, a water inlet pipe extends into the tank body and extends to the bottom of the tank body, and the water inlet pipe positioned at the bottom of the tank body is connected with the water distribution pipe. Sewage enters the tank body through the water distribution pipe and flows from bottom to top evenly, so that Fenton reaction is facilitated.
Regarding the concrete structure of distributive pipe, be equipped with a plurality of branch pipes on the distributive pipe, a plurality of branch pipes are arranged along distributive pipe length direction, have seted up a plurality of inlet openings on the branch pipe.
In order to conveniently detect the PH value of sewage in the jar body, install in the jar body and visit the pipe, visit pipe upper end from jar body stretch out, visit pipe lower extreme and extend to jar body bottom, visit the pipe lower extreme and install the PH probe. Utilize the PH value of PH probe real-time supervision sewage, when numerical value fluctuation is great, remind the staff to adjust sulphuric acid dosage, control PH at about 3.
In order to conveniently discharge the residual sewage in the tank body, a sewage discharge pipe is arranged at the lower part of the tank body, and a switch valve is arranged on the sewage discharge pipe.
In conclusion, the beneficial effects of the utility model are as follows: the circulating pipe is used for circularly mixing the sewage in the tank body, the Fenton reaction is accelerated, and the reaction removal rate can be effectively improved; the overflow weir can filter the impurity in the jar body, guarantees to enter into the sewage cleanness in the retaining cover.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic structural view of a knock out pipe;
fig. 4 is a partially enlarged schematic structural diagram of a point a in fig. 1.
In the figure: the device comprises a tank body 1, a water storage sleeve 2, a water outlet pipe 3, a probe pipe 4, a dosing pipe 5, a water inlet pipe 6, a circulating pump 7, a sewage discharge pipe 8, a circulating pipe 9, an overflow weir 10, a water distribution pipe 11, a bottom plate 12, a branch pipe 13 and a switch valve 14.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
The following is a description of preferred embodiments of the present invention with reference to the accompanying drawings.
The utility model provides a fenton retort for sewage treatment, includes jar body 1, its structural feature is: the water-saving sewage treatment device is characterized in that a water inlet pipe 6 for conveying sewage to the tank body 1 is arranged on the tank body 1, a circulating pipe 9 is arranged on the tank body 1, one end of the circulating pipe 9 is connected to the upper portion of the tank body 1, the other end of the circulating pipe 9 is connected to the lower portion of the tank body 1, a circulating pump 7 for driving the circulating pipe 9 to circulate sewage is arranged on the circulating pipe 9, a water outlet pipe 3 for conveying water outwards is arranged on the tank body 1, and a medicine adding pipe 5 for adding medicine into the tank body 1 is arranged on the tank body 1. Referring to the attached drawing 1, after the structure is adopted, firstly sewage enters the tank body 1 through the water inlet pipe 6, sulfuric acid, ferrous sulfate solution and hydrogen peroxide are quantitatively added into the tank body through the chemical adding pipe 5, then organic matters in the sewage are oxidized into inorganic matters such as CO2 and H2O, the sewage after the Fenton reaction continuously moves upwards, one part of the sewage is conveyed to the next treatment link through the water outlet pipe 3, and the other part of the sewage is pumped back to the bottom of the tank body 1 through the circulating pump 7, so that the residual organic matters in the sewage are subjected to the Fenton reaction again. This device utilizes circulating pipe 9 to implement the circulation to mix the sewage in jar body 1, and fenton's reaction accelerates, can effectively improve the reaction clearance.
Referring to the attached figure 1, regarding the specific structure of the tank body 1, the tank body 1 is open upwards, the water storage sleeve 2 is sleeved on the upper part of the tank body 1, the bottom plate 12 for closing the lower opening of the water storage sleeve 2 is arranged on the lower part of the water storage sleeve 2, and the tank body 1 penetrates through the bottom plate 12 and extends into the water storage sleeve 2. The sewage can be stored by the water storage sleeve 2, and the sewage in the tank body 1 is stored in the water storage sleeve 2 after overflowing from the top. Preferably, the upper part of the tank body 1 is provided with an overflow weir 10, the overflow weir 10 is formed by a sawtooth groove arranged on the upper edge of the tank body 1, and the sawtooth groove surrounds the upper edge of the tank body 1 for a circle. The overflow weir 10 can filter the impurities in the tank body 1, and ensure that the sewage entering the water storage sleeve 2 is clean.
Referring to fig. 2, with respect to the mounting structure of the outlet pipe 3, the outlet pipe 3 is mounted on the lower portion of the bottom plate 12. Preferably, a plurality of dosing pipes 5 are arranged, and the plurality of dosing pipes 5 penetrate through the bottom plate 12 and extend into the tank body 1. And a plurality of dosing pipes 5 are used for sequentially adding sulfuric acid, ferrous sulfate solution and hydrogen peroxide into the tank body 1.
Referring to the attached figure 2, in order to ensure that the sewage entering the tank body 1 is uniformly distributed, the bottom of the tank body 1 is provided with a water distribution pipe 11, a water inlet pipe 6 extends into the tank body 1 and extends to the bottom of the tank body 1, and the water inlet pipe 6 positioned at the bottom of the tank body 1 is connected with the water distribution pipe 11. Sewage enters the tank body 1 through the water distribution pipe 11 and flows from bottom to top uniformly, so that Fenton reaction is facilitated. Referring to fig. 3, regarding the specific structure of the distributive pipe 11, a plurality of branch pipes 13 are arranged on the distributive pipe 11, the plurality of branch pipes 13 are arranged along the length direction of the distributive pipe 11, and a plurality of water inlet holes are formed on the branch pipes 13.
Referring to the attached drawing 1, in order to detect the pH value of sewage in the jar body 1 conveniently, install in the jar body 1 and visit pipe 4, visit pipe 4 upper end stretches out, visit pipe 4 lower extreme extends to jar body 1 bottom from jar body 1, and the PH probe is installed to visit pipe 4 lower extreme. Utilize the PH value of PH probe real-time supervision sewage, when numerical value fluctuation is great, remind the staff to adjust sulphuric acid dosage, control PH at about 3.
Referring to the attached drawings 1 and 2, in order to discharge the residual sewage in the tank body 1 conveniently, a sewage discharge pipe 8 is installed at the lower part of the tank body 1, and a switch valve 14 is installed on the sewage discharge pipe 8.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a fenton retort for sewage treatment, includes a jar body (1), a serial communication port, install inlet tube (6) that are used for carrying sewage to jar body (1) on jar body (1), install circulating pipe (9) on jar body (1), circulating pipe (9) one end is connected on jar body (1) upper portion, the other end is connected in jar body (1) lower part, install circulating pump (7) that are arranged in driving circulating pipe (9) sewage cycle on circulating pipe (9), install outlet pipe (3) of outside delivery water on jar body (1), install on jar body (1) and be used for to jar body (1) in the medicine pipe (5) that adds of putting in the medicament.
2. A fenton reaction tank for sewage treatment according to claim 1, wherein the tank body (1) is open upward, the water storage sleeve (2) is sleeved on the upper part of the tank body (1), the lower part of the water storage sleeve (2) is provided with a bottom plate (12) for closing the lower opening of the water storage sleeve, and the tank body (1) penetrates through the bottom plate (12) and extends into the water storage sleeve (2).
3. A fenton reaction tank for sewage treatment according to claim 2, wherein the upper part of the tank body (1) is provided with an overflow weir (10), and the overflow weir (10) is formed by a serrated groove arranged on the upper edge of the tank body (1), and the serrated groove surrounds the upper edge of the tank body (1) for one circle.
4. A fenton reaction tank for sewage treatment according to claim 2, characterized in that the outlet pipe (3) is installed at the lower part of the base plate (12).
5. A fenton reaction tank for sewage treatment according to claim 2, wherein a plurality of dosing pipes (5) are provided, and the plurality of dosing pipes (5) extend into the tank body (1) through the bottom plate (12).
6. A fenton reaction tank for sewage treatment according to claim 1, characterized in that a shunt pipe (11) is installed at the bottom of the tank body (1), a water inlet pipe (6) extends into the tank body (1) and to the bottom of the tank body (1), and the water inlet pipe (6) at the bottom of the tank body (1) is connected with the shunt pipe (11).
7. A Fenton's reaction tank for sewage treatment according to claim 6, wherein a plurality of branch pipes (13) are provided on the water dividing pipe (11), the plurality of branch pipes (13) are arranged along the length direction of the water dividing pipe (11), and a plurality of water inlet holes are provided on the branch pipes (13).
8. A fenton reaction tank for sewage treatment according to claim 1, characterized in that a probe (4) is installed in the tank body (1), the upper end of the probe (4) extends out of the tank body (1), the lower end of the probe (4) extends to the bottom of the tank body (1), and a PH probe is installed at the lower end of the probe (4).
9. A Fenton reaction tank for sewage treatment according to any one of claims 1 to 8, wherein a sewage discharge pipe (8) is installed at the lower part of the tank body (1), and a switch valve (14) is installed on the sewage discharge pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122281858.8U CN215480265U (en) | 2021-09-22 | 2021-09-22 | Fenton retort for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122281858.8U CN215480265U (en) | 2021-09-22 | 2021-09-22 | Fenton retort for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215480265U true CN215480265U (en) | 2022-01-11 |
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ID=79769742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122281858.8U Active CN215480265U (en) | 2021-09-22 | 2021-09-22 | Fenton retort for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215480265U (en) |
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2021
- 2021-09-22 CN CN202122281858.8U patent/CN215480265U/en active Active
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