CN111573966A - Environmental protection chemical wastewater treatment equipment - Google Patents
Environmental protection chemical wastewater treatment equipment Download PDFInfo
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- CN111573966A CN111573966A CN202010322820.8A CN202010322820A CN111573966A CN 111573966 A CN111573966 A CN 111573966A CN 202010322820 A CN202010322820 A CN 202010322820A CN 111573966 A CN111573966 A CN 111573966A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention provides an environment-friendly chemical wastewater treatment device, which relates to the field of environment-friendly chemical industry and comprises a filtering device, an anaerobic reaction device and an aerobic reaction device which are sequentially arranged from top to bottom, wherein the filtering device comprises a filtering box, the top of the filtering box is provided with a clamping port, an adsorption net is arranged inside the filtering box, the adsorption net is fixedly connected with a fixed rod, a shrinkage column sleeved on the fixed rod, the environment-friendly chemical wastewater treatment device also comprises an elastic filtering layer, the elastic filtering layer is provided with a plurality of through holes, the top of the shrinkage column is provided with a positioning piece, and the positioning piece comprises a limiting groove and a folding plate movably; the aerobic reaction device comprises an aerobic reaction box and an aeration device arranged in the aerobic reaction box, wherein the aeration device comprises an air inlet pipe, a first aeration pipe, a second aeration pipe and an aeration piece. The invention is suitable for purifying sewage with impurities of different turbidity and different volume sizes; the blocking effect of the blocking wall of the aeration piece can prevent impurities from sinking into the air injection holes to cause the blockage of the air injection holes when the aeration is not carried out.
Description
Technical Field
The invention relates to the field of environmental protection chemical industry, in particular to an environmental protection chemical industry wastewater treatment device.
Background
The chemical industry is a general term of enterprises and units engaged in the production and development of chemical industry, and comprises industries in the aspects of engineering design, fine and daily chemical industry, energy and power, technical development, production technical management, scientific research and the like in departments such as chemical industry, oil refining, metallurgy, energy, light industry, petrifaction, environment, medicine, environmental protection, military industry and the like, sewage in the chemical industry is wastewater such as process wastewater, cooling water, waste washing water, equipment, site washing water and the like discharged in the production of the chemical industry, organic matters and inorganic salts with various components are contained in the wastewater, and if the wastewater is directly discharged without being treated, pollution with different properties and different degrees of water bodies can be caused, so that the health of human beings is harmed, the production of industrial and agricultural industries is influenced, and therefore, an energy-saving and environment-friendly chemical industry sewage treatment system is required to be used for treating the sewage The system comprises a neutralization reaction tank, a sedimentation tank, a biological treatment tank, a mud-water separation tank, an air floatation tank and a clean water tank, wherein when the system is used, chemical sewage is discharged into the clean water tank after being sequentially treated by a regulating tank, the neutralization reaction tank, the sedimentation tank, the biological treatment tank, the mud-water separation tank and the air floatation tank, and the treatment of the chemical industrial sewage is finished.
The industrial production wastewater refers to wastewater and waste liquid discharged in the process of production, wherein the wastewater and waste liquid contain industrial production materials, intermediate products and byproducts which are lost along with water and pollutants generated in the production process, and the industrial production wastewater and the waste liquid are important causes of environmental pollution, particularly water pollution. The treatment of industrial waste water, although started as early as the end of the 19 th century, is variable in nature due to the complex composition of many industrial waste waters. The industrial wastewater has great harm to soil, especially a lot of heavy metal ions seriously pollute water and also harm human health.
The general process of industrial waste water treatment is precipitation, filtration, oxidation and other measures, and flocculant, catalyst and the like are added to complete the purification of water quality, reduce the content of harmful metal ions in the water quality, remove impurities and improve the transparency.
The published patent application No. CN201910761123.X discloses an energy-saving and environment-friendly sewage treatment system in the chemical industry, which comprises a pretreatment tower, wherein a liquid level monitoring device is arranged in the pretreatment tower, a separation device is arranged in the liquid level monitoring device, a buffer device positioned above the separation device is arranged in the pretreatment tower, and an arc-shaped plate is connected to the inner wall of the pretreatment tower; the liquid level in the collection device is monitored, the staff can be reminded when the liquid level of the low-density organic layer in the collection device reaches the highest point, the staff can conveniently separate the low-density organic layer, the high-density organic layer, the sewage to be treated and the low-density organic layer are separated, the content of organic matters in the sewage to be treated is greatly reduced, the amount of organic matters needing biodegradation in the sewage to be treated is effectively reduced, the workload of a biological treatment tank is reduced, the degradation speed is increased, the degradation speed is high, and the sewage treatment speed is improved. The sewage with different impurity volumes can not be well purified, and the blockage is easily caused.
The diameters of filter holes of a filter screen of a purification device in the prior art are fixed, good purification of different impurity concentrations and different impurity sizes cannot be realized, blockage is easily caused, and usually, a nozzle of an aeration pipe directly fills air into liquid or fluid to be purified in the purification device provided with aeration, so that air injection holes are easily blocked, and aeration is not uniform.
Disclosure of Invention
In view of the above, the present invention provides an environmental protection chemical wastewater treatment apparatus, comprising a filtering device, an anaerobic reaction device, and an aerobic reaction device, which are sequentially arranged from top to bottom, wherein the filtering device comprises a filtering box, a clamping port is arranged at the top of the filtering box, an adsorption net is arranged inside the filtering box, the adsorption net is fixedly connected with a fixing rod, a shrinkage column sleeved on the fixing rod, the apparatus further comprises an annular elastic filtering layer, the edge of the annular elastic filtering layer is fixedly connected with the inner wall of the filtering box, the center of the annular elastic filtering layer is fixedly connected with the shrinkage column, the elastic filtering layer is provided with a plurality of through holes, the diameter of the through holes can be enlarged/reduced by tightening/loosening the elastic filtering layer when the shrinkage column is rotated, the size of the aperture can be adjusted according to the particle size of impurities in the filtered water, a positioning member is arranged at the top of, the folding plate can be clamped in the clamping port after being stretched, and after the shrinkage column is rotated to determine the position, the folding plate is pulled open to clamp the folding plate in the clamping port, so that the effect of limiting the shrinkage column is achieved, and the shrinkage column is prevented from rotating under the effect of resilience force of the elastic filter layer; the aerobic reaction device comprises an aerobic reaction box and an aeration structure arranged in the aerobic reaction box, wherein the aeration structure comprises an air inlet pipe, a first aeration pipe and a second aeration pipe, the first aeration pipe is fixedly connected with the inner wall of the aerobic reaction box, the second aeration pipe is fixedly connected with the first aeration pipe through a positioning support, and the first aeration pipe and the second aeration pipe are provided with aeration pieces.
Preferably, the anaerobic reaction device is provided with an anaerobic reaction box, and the bottoms of the filter box, the anaerobic reaction box and the aerobic reaction box are provided with openable cover bodies.
Preferably, the bottom of the filter box, the bottom of the anaerobic reaction box and the bottom of the aerobic reaction box are funnel-shaped.
Preferably, the aeration member comprises an air injection member fixedly connected with the first aeration pipe or the second aeration pipe, and a barrier wall fixedly connected with the air injection member.
Preferably, the air injection piece is communicated with the first aeration pipe or the second aeration pipe, and the air injection piece is in an inverted triangle shape.
Preferably, the length of the blocking wall is greater than the length of the air injection member.
Preferably, the air injection member is provided with air injection holes which are inclined downwards.
Preferably, a groove is formed in one end, close to the adsorption net, of the shrinkage column, the height of the groove is equal to that of the fixing column, and the fixing column is contained in the groove.
Preferably, an inner diameter of the groove is larger than an outer diameter of the fixing post so that the retracting post can rotate.
Preferably, the bottom of the aerobic reaction tank is provided with a sludge collection tank.
The environment-friendly chemical wastewater treatment equipment can adjust the diameter of the filtered through hole according to different requirements, and is suitable for purifying sewage with different turbidity and different volume sizes of impurities; the aeration pipe distributes rationally and can improve the efficiency of aerobic reaction, and the effect of blockking of the wall that blocks of aeration spare can be avoided impurity to sink into the fumarole in the time of not aeration, causes the fumarole to block up, and the fumarole is the downward sloping for the fumarole can not be by the silt shutoff in jet-propelled, and the gas of aeration can float from bottom to top, and the aeration is more abundant.
Drawings
FIG. 1 is a schematic structural diagram of an environmental-friendly chemical wastewater treatment facility provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a filtering apparatus of an environmental-friendly chemical wastewater treatment plant according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a filtering apparatus of an environmental-friendly chemical wastewater treatment plant according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a positioning member of an environmental-friendly chemical wastewater treatment apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an elastic filter layer of an environmental-friendly chemical wastewater treatment device according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a shrinking column of an environmental-friendly chemical wastewater treatment device according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of an aeration structure of an environmental-friendly chemical wastewater treatment plant according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of an air injection member of an environmental-friendly chemical wastewater treatment device according to an embodiment of the invention.
Wherein: the device comprises a filtering device 1, a filtering box 11, a clamping interface 111, an adsorption net 12, a fixing rod 13, a shrinkage column 14, a groove 141, a positioning piece 15, a limiting groove 151, a folding plate 152, an elastic filtering layer 16, a through hole 161, an anaerobic reaction device 2, an anaerobic reaction box 21, an aerobic reaction device 3, an aerobic reaction box 31, an aeration structure 32, an air inlet pipe 321, a first aeration pipe 322, a second aeration pipe 323, an aeration piece 324, an air injection piece 3241, an air injection hole 32411, a blocking wall 3242, a cover body 4, a sludge collecting box 5 and a water outlet 6.
Detailed Description
The present invention will be described in detail with reference to specific embodiments.
The technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, wherein fig. 1 is a schematic structural diagram of an environmental chemical wastewater treatment apparatus according to an embodiment of the present invention; FIG. 2 is a schematic structural diagram of a filtering apparatus 1 of an environmental-friendly chemical wastewater treatment plant according to an embodiment of the present invention; FIG. 3 is a schematic structural diagram of a filtering apparatus 1 of an environmental-friendly chemical wastewater treatment plant according to an embodiment of the present invention; FIG. 4 is a schematic structural diagram of a positioning member 15 of an environmental-friendly chemical wastewater treatment apparatus according to an embodiment of the present invention; FIG. 5 is a schematic structural diagram of an elastic filter layer 16 of an environmental-friendly chemical wastewater treatment device according to an embodiment of the present invention; FIG. 6 is a schematic structural diagram of a shrinking column 14 of an environmental-friendly chemical wastewater treatment device according to an embodiment of the present invention; FIG. 7 is a schematic structural diagram of an aeration structure 32 of an environmental-friendly chemical wastewater treatment facility according to an embodiment of the present invention; FIG. 8 is a schematic structural diagram of a painted part of an environmental-friendly chemical wastewater treatment facility according to an embodiment of the present invention.
For an environmental protection chemical wastewater treatment equipment, including filter equipment 1, anaerobic reaction device 2, the aerobic reaction device 3 that from top to bottom sets gradually, filter equipment 1 includes rose box 11, rose box 11 top is equipped with joint mouth 111, and joint mouth 111 is the sunken opening that rose box 11 top edge was seted up, rose box 11 is inside to be equipped with adsorption net 12, adsorption net 12 rigid coupling dead lever 13 is located to the cover shrink post 14 of dead lever 13, still include the edge with the annular elastic filter layer 16 of rose box 11 inner wall rigid coupling, central point and shrink post 14 rigid coupling, elastic filter layer 16 is equipped with a plurality of through-holes 161, tightens up/relaxs elastic filter layer 16 when rotating shrink post 14 so that the diameter of through-hole 161 can grow/reduce, can be according to the particle size in the particle size adjustment aperture of impurity in the filtration water, shrink post 14 top is equipped with setting element 15, setting element 15 include spacing groove 151, through the hinge with spacing groove 151 swing joint's folded sheet 152, after the folded sheet 152 extension can the joint in joint mouth 111, after rotatory good shrink post 14 confirmed the position, pull open folded sheet 152, make folded sheet 152 joint and joint mouth 111, play spacing shrink post 14's effect, prevent to make shrink post 14 rotate under the effect of the resilience force of elasticity filter layer 16, folded sheet 152 can be become by a plurality of mutual swing joint's little board, through hinge connection between the board to make numerous little boards can spread on same horizontal plane when extending.
The elastic filter layer 16 is of a circular ring-shaped structure, the edge of the outer circle is fixedly connected with the inner wall of the filter box 11, the edge of the inner circle is fixedly connected with the shrinkage column 14, and the shrinkage column 14 rotates to enable the elastic filter layer 16 to twist, so that the through hole 161 becomes large.
The aerobic reaction device 3 comprises an aerobic reaction box 31 and an aeration structure 32 arranged in the aerobic reaction box 31, wherein the aeration structure 32 comprises an air inlet pipe 321, a first aeration pipe 322 communicated with the air inlet pipe 321 and fixedly connected to the inner wall of the aerobic reaction box 31, and a second aeration pipe 323 communicated with the air inlet pipe 321 and fixedly connected with the first aeration pipe 322 through a positioning bracket, and the first aeration pipe 322 and the second aeration pipe 323 are provided with aeration pieces 324. The aerobic reaction tank 31 is filled with relevant aerobic reaction bacteria, aerobic reaction can be facilitated by charging sufficient oxygen or air, the air inlet pipe 321 penetrates through the aerobic reaction tank 31 to be connected with the outside, air is charged under the action of external auxiliary equipment, the first aeration pipe 322 and the second aeration pipe 323 are both circular, the diameter of the second aeration pipe 323 is smaller than that of the first aeration pipe 322, and the arrangement mode of the aeration pipes is beneficial to uniformly distributing the charged air in the whole aerobic reaction tank 31. The aeration piece 324 comprises a gas injection piece 3241 fixedly connected with the first aeration pipe 322 or the second aeration pipe 323 and a blocking wall 3242 fixedly connected with the gas injection piece 3241, the gas injection piece 3241 is communicated with the first aeration pipe 322 or the second aeration pipe 323, the gas injection piece 3241 is in an inverted triangle shape, the length of the blocking wall 3242 is greater than that of the gas injection piece 3241, and the gas injection piece 3241 is provided with downward inclined gas injection holes 32411, so that the gas injection holes 32411 cannot be blocked by sludge during gas injection, aerated gas can float from bottom to top, and aeration is more sufficient.
The anaerobic reaction device 2 is provided with an anaerobic reaction box 21, and the bottoms of the filter box 11, the anaerobic reaction box 21 and the aerobic reaction box 31 are all provided with a cover body 4 which can be opened and closed. The bottom of the filter box 11, the bottom of the anaerobic reaction box 21 and the bottom of the aerobic reaction box 31 are funnel-shaped. The sewage to be filtered is purified by the filtering device 1, the anaerobic reaction device 2 and the aerobic reaction device 3 in sequence, and the bottom of the filtering box 11, the bottom of the anaerobic reaction box 21 and the bottom of the aerobic reaction box 31 are arranged to be funnel-shaped, so that the water can flow out conveniently. The anaerobic reaction chamber 21 is filled with anaerobic bacteria, and the aerobic bacteria and the anaerobic bacteria in the chamber can be placed in a way and a position according to the specific operation in the prior art. The bottom of the aerobic reaction box 31 is communicated with a water outlet 6.
The end of the shrinkage column 14 close to the adsorption net 12 is provided with a groove 141, the height of the groove 141 is equal to that of the fixing column, and the fixing column can be partially accommodated in the groove 141. The inner diameter of the groove 141 is larger than the outer diameter of the fixing post to enable the contraction post 14 to rotate. Shrink post 14 cover is established on the fixed column, and shrink post 14 can rotate under the drive of external force, and then drives elasticity filter layer 16 and rotate, and elasticity filter layer 16 receives the pulling force and can stretch the through-hole 161 on the elasticity filter layer 16, and the adjustment space can satisfy the purification of the sewage of different concentration sewage, different impurity volumes. Some adsorptive material, such as activated carbon, should be included in the middle of the adsorption net 12. Can establish filter equipment 1 to detachable for convenient the washing, be equipped with the external screw thread promptly on rose box 11, be equipped with the internal thread on anaerobic reaction case 21, can directly realize dismantling, wash alone through rotatory rose box 11 when filter equipment 1 needs to wash after using a period.
The bottom of the aerobic reaction box 31 is provided with a sludge collection box 5. An outlet is arranged at the bottom of the aerobic reaction box 31, the pull-out sludge collection box 5 can be arranged, and the specific structure of the sludge collection box 5 can refer to the structure of a desk slide rail type drawer and can be cleaned in time when the sludge is fully collected.
The working principle is as follows: firstly, knowing the concentration of the sewage and the volume of impurities contained in the sewage, rotating the contraction column 14 to tighten the elastic filter layer 16 and enlarge the through hole 161; sewage is poured into the filter box 11, filtered by the elastic filter layer 16 and then adsorbed by the adsorption net 12; opening the cover body 4 of the filter tank 11, enabling the sewage to enter the anaerobic reaction tank 21, decomposing, consuming and digesting organic matters in the wastewater by anaerobic bacteria, so that the content of the organic matters in the wastewater is greatly reduced, and discharging generated gas through a one-way pressure release valve (not marked in the figure); the sewage enters the aerobic reaction tank 31, the aerobic bacteria further decompose the organic matters into inorganic matters to remove pollutants, the gas generated by aeration is discharged through a corresponding exhaust port (not shown in the figure), the water outlet 6 is opened, the cover body 4 at the lower part of the aerobic reaction tank 31 is opened, and the sludge flows into the sludge collection tank 5.
The environment-friendly chemical wastewater treatment equipment can adjust the diameter of the filtered through hole 161 according to different requirements, and is suitable for purifying sewage with different turbidity and different volume and size of impurities; aeration pipe distributes rationally and can improve aerobic reaction's efficiency, and the effect of blockking of the barrier wall 3242 of aeration piece 324 can be avoided impurity to sink into fumarole 32411 when not aerating, causes fumarole 32411 to block up, and fumarole 32411 is the downward sloping for fumarole 32411 can not be by the silt shutoff when jet-propelled, and the gas of aeration can float from bottom to top, and the aeration is more abundant. The plurality of aeration members 324 are arranged in two circles having different diameters, and form a uniform air flow during aeration. The invention has the advantages of rapid sewage purification, small volume and strong applicability.
The present invention is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modifications, equivalents, improvements and the like made to the above embodiments in accordance with the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. The environment-friendly chemical wastewater treatment equipment is characterized by comprising a filtering device, an anaerobic reaction device and an aerobic reaction device which are sequentially arranged from top to bottom, wherein the filtering device comprises a filtering box, the top of the filtering box is provided with a clamping port, an adsorption net is arranged in the filtering box, the adsorption net is fixedly connected with a fixed rod, a shrinkage column sleeved on the fixed rod, the environment-friendly chemical wastewater treatment equipment also comprises an annular elastic filtering layer, the edge of the annular elastic filtering layer is fixedly connected with the inner wall of the filtering box, the central position of the annular elastic filtering layer is fixedly connected with the shrinkage column, the elastic filtering layer is provided with a plurality of through holes, the top of the shrinkage column is provided with a positioning piece, the positioning piece comprises a limiting groove and a folding plate movably connected with the limiting groove through a hinge; the aerobic reaction device comprises an aerobic reaction box and an aeration structure arranged in the aerobic reaction box, wherein the aeration structure comprises an air inlet pipe, a first aeration pipe and a second aeration pipe, the first aeration pipe is fixedly connected with the inner wall of the aerobic reaction box, the second aeration pipe is fixedly connected with the first aeration pipe through a positioning support, and the first aeration pipe and the second aeration pipe are provided with aeration pieces.
2. The environmental-friendly chemical wastewater treatment equipment as set forth in claim 1, wherein the anaerobic reaction device is provided with an anaerobic reaction tank, and the bottoms of the filter tank, the anaerobic reaction tank and the aerobic reaction tank are provided with openable covers.
3. The environmental-friendly chemical wastewater treatment equipment as set forth in claim 2, wherein the bottoms of the filter tank, the anaerobic reaction tank and the aerobic reaction tank are funnel-shaped.
4. The environmental-friendly chemical wastewater treatment equipment according to claim 3, wherein the aeration member comprises an air injection member fixedly connected with the first aeration pipe or the second aeration pipe, and a barrier wall fixedly connected with the air injection member.
5. The environmental-friendly chemical wastewater treatment equipment according to claim 4, wherein the air injection piece is communicated with the first aeration pipe or the second aeration pipe, and the air injection piece is in an inverted triangle shape.
6. The environmental-friendly chemical wastewater treatment equipment according to claim 5, wherein the length of the barrier wall is greater than that of the gas injection member.
7. The environmental-friendly chemical wastewater treatment equipment according to claim 6, wherein the gas injection member is provided with gas injection holes which are inclined downwards.
8. The environmental-friendly chemical wastewater treatment equipment as set forth in claim 1, wherein a groove is formed at one end of the shrinkage column near the adsorption net, the height of the groove is equal to that of the fixing column, and the fixing column is accommodated in the groove.
9. The environmental-friendly chemical wastewater treatment equipment according to claim 8, wherein the inner diameter of the groove is larger than the outer diameter of the fixed column, so that the shrinkage column can rotate.
10. The environmental-friendly chemical wastewater treatment equipment as set forth in claim 9, wherein a sludge collection tank is provided at the bottom of the aerobic reaction tank.
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| CN202010322820.8A CN111573966A (en) | 2020-04-22 | 2020-04-22 | Environmental protection chemical wastewater treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113105021A (en) * | 2021-04-13 | 2021-07-13 | 江西省康舒陶瓷有限公司 | Sewage recovery treatment system for ceramic wastewater and control method thereof |
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Application publication date: 20200825 |