CN113880357A - Dimethyl acetyl wastewater anaerobic treatment equipment - Google Patents

Dimethyl acetyl wastewater anaerobic treatment equipment Download PDF

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Publication number
CN113880357A
CN113880357A CN202111207826.1A CN202111207826A CN113880357A CN 113880357 A CN113880357 A CN 113880357A CN 202111207826 A CN202111207826 A CN 202111207826A CN 113880357 A CN113880357 A CN 113880357A
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China
Prior art keywords
water
pipe
cavity
reaction
liquid
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Withdrawn
Application number
CN202111207826.1A
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Chinese (zh)
Inventor
郭晓煜
王毅辰
周敏
郭晶
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Nanjing Huanmei Technology Co ltd
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Nanjing Huanmei Technology Co ltd
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Priority to CN202111207826.1A priority Critical patent/CN113880357A/en
Publication of CN113880357A publication Critical patent/CN113880357A/en
Withdrawn legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/28Anaerobic digestion processes
    • C02F3/2833Anaerobic digestion processes using fluidized bed reactors
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/34Organic compounds containing oxygen
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/38Organic compounds containing nitrogen
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/42Liquid level

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)

Abstract

The invention belongs to the technical field of wastewater treatment, and particularly relates to anaerobic treatment equipment for dimethyl acetyl wastewater, which comprises a reaction box body, wherein the upper end of the reaction box body is hinged with an upper cover, and the lower end of the reaction box body is provided with a discharge pipe; a sealing plate and a water baffle are arranged in the reaction box body at intervals, and the reaction box body is divided into a filter cavity, a gas cavity and a reaction cavity from top to bottom; a funnel is arranged in the filter cavity, and a filter mechanism is arranged on the funnel; the gas outlet pipe is also included, and one end of the gas outlet pipe extends into the gas cavity; a liquid level sensor is arranged on one side of the water baffle close to the reaction cavity and is electrically connected with a controller; the water baffle is provided with a ventilation opening, and a water baffle mechanism electrically connected with the controller is installed on the water baffle. The invention filters the waste water first to avoid the generation of sediment, and can avoid the corrosion of other equipment caused by soaking due to overhigh waste water liquid level by arranging the water baffle plate and the water baffle mechanism, and can also avoid the waste water entering the air outlet pipe.

Description

Dimethyl acetyl wastewater anaerobic treatment equipment
Technical Field
The invention belongs to the technical field of wastewater treatment, and particularly relates to anaerobic treatment equipment for dimethyl acetyl wastewater.
Background
Anaerobic biological treatment is a process of forming nutrient conditions and environmental conditions required by anaerobic microorganisms under anaerobic conditions and biochemically degrading organic matters through the metabolism of anaerobic bacteria and facultative bacteria.
For example, publication No. CN203807235U discloses an anaerobic treatment apparatus for organic wastewater, comprising: a water distribution system, a gas-liquid separation system, an internal circulation system and an external circulation system. Under the action of the water distribution system, sewage enters the internal circulation system, the internal circulation system carries out pretreatment and fine treatment on the sewage, most organic matters are converted into methane under the action of the internal circulation system and enter the gas-liquid separation system, and in addition, under the action of the external circulation system, a part of external circulation water enters the internal circulation system to form internal and external composite circulation. The invention has the advantages of low operation cost, short debugging time, high impact load resistance, high ascending flow rate, solid deposition avoidance, small occupied area, scale formation reduction, energy consumption reduction and stable and reliable operation.
Also, for example, publication No. CN207276310U discloses an anaerobic sewage treatment apparatus, comprising a water storage tank, an anaerobic reaction tank, a water inlet pipe, a return pipe, an exhaust pipe, a sewage discharge pipe, a water outlet pipe, a sewage discharge pump, and a water inlet pipe; the left side of the water storage tank is connected with a water inlet pipe, the right side of the water storage tank is communicated to the bottom of the left side wall of the anaerobic reaction tank through a water inlet pipe, a return pipe is arranged at the top of the left side wall of the anaerobic reaction tank, and the other end of the return pipe is communicated with the top of the water storage tank; a water outlet pipe is arranged at the top of the side wall of the right side of the anaerobic reaction tank; the exhaust pipe is connected with the top of the anaerobic reaction tank, the blow-off pipe is connected with the bottom of the anaerobic reaction tank, and the blow-off pipe is provided with a blow-off pump. The invention provides a sewage anaerobic treatment device which has the characteristic of high utilization rate. The invention adds a water storage tank between the regulating tank and the anaerobic reaction tank. The sewage amount is too large, the water level in the anaerobic reaction tank is too high, the sewage returns to the water storage tank through the return pipe again, and the sewage flows into the anaerobic reaction tank again after the water level in the anaerobic reaction tank is reduced.
In the anaerobic treatment equipment for wastewater in the prior art, sediments are generated in a reaction tank and are difficult to clean due to solid suspended matters in the wastewater; meanwhile, the anaerobic wastewater treatment equipment in the prior art is often in a state of corrosion to other equipment caused by wastewater due to the fact that the injection amount of wastewater is not well mastered, and has potential safety hazards that wastewater enters an air outlet pipe.
Disclosure of Invention
In view of the above disadvantages, the present invention provides an anaerobic treatment apparatus for dimethyl acetyl wastewater.
The invention provides the following technical scheme:
an anaerobic treatment device for dimethyl acetyl wastewater comprises a reaction box body, wherein the upper end of the reaction box body is hinged with an upper cover, the upper cover is provided with a water filling port, and the lower end of the reaction box body is provided with a discharge pipe;
a sealing plate and a water baffle are arranged in the reaction box body at intervals, and the reaction box body is divided into a filter cavity, a gas cavity and a reaction cavity from top to bottom;
a funnel is arranged in the filtering cavity, a filtering mechanism is arranged on the funnel, the lower end of the funnel is connected with a water injection pipe, a first valve is arranged on the water injection pipe, and the lower end of the water injection pipe penetrates through the sealing plate and the water baffle plate and extends into the reaction cavity;
the water injection pipe is connected with a feed pipe, and a second valve is arranged on the feed pipe positioned in the gas cavity;
the lower end of the water injection pipe is provided with a liquid mixing mechanism;
one end of the water return pipe penetrates through the water baffle and extends into the reaction cavity; a valve III is arranged on the water return pipe positioned in the gas cavity;
the gas outlet pipe is also included, and one end of the gas outlet pipe extends into the gas cavity;
a liquid level sensor is installed on one side, close to the reaction cavity, of the water baffle plate, the liquid level sensor is electrically connected with a controller, and the first valve and the third valve are both electrically connected with the controller;
the water baffle is provided with a ventilation opening, and a water baffle mechanism electrically connected with the controller is installed on the water baffle.
The water retaining mechanism comprises an electric cylinder electrically connected with the controller, the electric cylinder is arranged in a mounting groove formed in the water retaining plate, the electric cylinder is connected with a piston rod, and the piston rod is connected with a baffle.
The other end of the air outlet pipe is connected with a purifying box, and the purifying box is connected with an air storage tank through an exhaust pipe.
The filter mechanism comprises a filter cylinder, a filter screen is arranged at the lower end of the filter cylinder, and hooks are uniformly distributed at the upper end of the filter cylinder along the circumferential direction.
The upper end of the filter cylinder is provided with a handle.
And a stirring mechanism is arranged on the reaction box body positioned at the reaction cavity.
The stirring mechanism comprises a supporting plate fixedly connected to the outer side of the reaction box body, and a motor is arranged on the supporting plate; a motor shaft extending into the reaction cavity is provided with a stirring blade.
Mix liquid mechanism including dividing the liquid seat, divide the liquid seat to be invert and leak hopper-shaped, divide to be equipped with a plurality of on the liquid seat and divide the liquid hole, divide the liquid hole to lean on interior one end rigid coupling to have a branch liquid pipe, divide the liquid pipe slope down.
Mix liquid mechanism still including locating the liquid collection seat that divides liquid seat below, the liquid collection seat is just putting and leaks hopper-shaped, and liquid collection seat upper end opening radius is greater than the opening radius of dividing liquid seat lower extreme.
The upper part of the liquid separating seat extends into the water injection pipe, and the liquid separating seat is fixedly connected with the water injection pipe through a first connecting rod; the liquid collecting seat is fixedly connected with the liquid separating seat through a second connecting rod.
The invention has the beneficial effects that:
1. the invention can filter the waste water firstly, thereby avoiding the generation of sediments, and the filtering mechanism is convenient to take down and clean;
2. by arranging the water baffle and the water baffle mechanism, the invention can prevent other equipment from being corroded due to soaking caused by overhigh liquid level of the wastewater, and can prevent the wastewater from entering the gas outlet pipe;
3. the stirring mechanism is arranged, so that the wastewater can be fully treated;
4. the invention is provided with the liquid mixing mechanism which can automatically mix the feeding material and the water.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a top view of the filter mechanism of the present invention;
FIG. 4 is a side view of the filter mechanism of the present invention;
FIG. 5 is a schematic view of the installation of the water stop mechanism of the present invention;
FIG. 6 is an enlarged view at B in FIG. 1;
FIG. 7 is a schematic view of a dispensing base according to the present invention;
fig. 8 is a schematic view of the manifold mounting of the present invention.
Labeled as: the device comprises a reaction box body 101, a discharge pipe 102, a support plate 103, a motor 104, a stirring blade 105, a liquid level sensor 106, a water baffle 107, a water return pipe 108, a feed pipe 109, a sealing plate 110, a first valve 111, a funnel 112, an upper cover 113, a water injection port 114, a water injection pipe 115, a gas cavity 116, a gas cavity 117, a purification box 118, an air extraction pipe 119, a gas storage tank 120, a reaction cavity 121, a filter cavity 122, a second valve 123, a third valve 124, a filter mechanism 200, a filter cartridge 201, a filter screen 202, a handle 203, a hook 204, a ventilation port 301, a baffle 302, a piston rod 303, an electric cylinder 304, a mounting groove 305, a liquid separating seat 401, a liquid collecting seat 402, a liquid separating hole, a first connecting rod 404, a second connecting rod 405 and a liquid separating pipe 406.
Detailed Description
As shown in the figure, the anaerobic treatment equipment for the dimethyl acetyl wastewater comprises a reaction box body 101, wherein the upper end of the reaction box body 101 is hinged with an upper cover 113, the upper cover 113 is provided with a water filling port 114, the upper cover 113 and the reaction box body 101 are locked through a lock catch during the operation of the equipment, and the upper cover 113 can be opened when the equipment needs to be overhauled. A discharge pipe 102 is provided at the lower end of the reaction chamber 101.
The reaction box body 101 is internally provided with a sealing plate 110 and a water baffle 107 at intervals, the reaction box body 101 is divided into a filter cavity 122, a gas cavity 116 and a reaction cavity 121 from top to bottom, the filter cavity 122 and the gas cavity 116 are completely sealed, and gas cannot enter the filter cavity 122 from the gas cavity 116. A water baffle 107 is arranged between the reaction chamber 121 and the gas chamber 116, a ventilation opening 301 is arranged on the water baffle 107, and a water baffle mechanism electrically connected with the controller is arranged on the water baffle 107. The gas generated in the reaction chamber 121 can enter the gas chamber 116 through the ventilation opening 301, and the controller can control the water retaining mechanism to block the ventilation opening 301, so that the wastewater in the reaction chamber 121 cannot enter the gas chamber 116 through the ventilation opening 301.
A funnel 112 is arranged in the filter cavity 122, a filter mechanism 200 is arranged on the funnel 112, the lower end of the funnel 112 is connected with a water injection pipe 115, a valve I111 is arranged on the water injection pipe 115, and the valve I111 is electrically connected with a controller; the lower end of the water injection pipe 115 passes through the sealing plate 110 and the water baffle 107 to extend into the reaction chamber 121. After the upper cap 113 is closed, waste water is injected into the water injection port 114, and the waste water is filtered by the filter mechanism 200 and then flows into the reaction chamber 121 through the water injection pipe 115.
Specifically, the filter mechanism 200 includes a filter cartridge 201, a filter screen 202 is installed at the lower end of the filter cartridge 201, and hooks 204 are evenly distributed at the upper end of the filter cartridge 201 along the circumferential direction. The upper end of the filter cartridge 201 is provided with a handle 203. The filter cartridge 201 can be hung on the funnel 112, and when more impurities are accumulated in the filter cartridge 201, the upper cover 113 can be opened, the handle 203 can be held to lift the filter cartridge 201 out, so that the impurities in the filter cartridge 201 can be cleaned. After the impurities in the filter cartridge 201 are cleaned, the filter cartridge 201 may be re-mounted on the hopper 112.
In order to facilitate the addition of anaerobic bacteria into the reaction chamber 121, the feed pipe 109 is connected to the water injection pipe 115, and a second valve 123 is installed on the feed pipe 109 located in the gas chamber 116.
A water return pipe 108 is further provided, and one end of the water return pipe 108 extends into the reaction chamber 121 through the water baffle 107. A third valve 124 is installed on the water return pipe 108 positioned in the gas chamber 116. The treated wastewater discharged through the discharge pipe 102 may not be completely treated, and thus the discharged wastewater may be re-injected into the reaction chamber 121 through the return pipe 108 for a plurality of treatments.
Can produce gas in the processing procedure, in order to collect the gas that produces, still be equipped with outlet duct 117, outlet duct 117 is connected with the air pump, and outlet duct 117 one end extends in gaseous chamber 116, and the outlet duct 117 other end is connected with purifying box 118, and purifying box 118 is connected with gas holder 120 through exhaust tube 119. The gas entering the gas chamber 116 through the gas inlet 301 is pumped out through the gas outlet pipe 117, and the pumped gas is purified by the purifying box 118 and then enters the gas storage tank 120 for storage.
The side of the water baffle 107 close to the reaction chamber 121 is provided with a liquid level sensor 106, the liquid level sensor 106 is electrically connected with the controller, and the first valve 111 and the third valve 124 are electrically connected with the controller. When the liquid level sensor 106 detects that the wastewater level in the reaction chamber 121 is too high, that is, the wastewater may enter the gas chamber 116 through the gas permeable port 301, the controller may control the first valve 111 and the third valve 124 to close, so that the wastewater level in the reaction chamber 121 does not rise, and control the water blocking mechanism to close the water permeable port 301, so that the wastewater does not enter the reaction chamber 121.
The water retaining mechanism comprises an electric cylinder 304 electrically connected with the controller, the electric cylinder 304 is arranged in a mounting groove 305 formed in the water retaining plate 107, the electric cylinder 304 is connected with a piston rod 303, and the piston rod 303 is connected with a baffle 302. The controller can control the electric cylinder 304 to drive the piston rod 303 to drive the baffle 302 to move, so that the baffle 302 blocks the ventilation opening 301.
In order to enable the wastewater to be sufficiently treated, a stirring mechanism is installed on the reaction tank 101 at the reaction chamber 121. The stirring mechanism comprises a supporting plate 103 fixedly connected to the outer side of the reaction box 101, a motor 104 is mounted on the supporting plate 103, and a motor connected with the motor 104 extends into the reaction chamber 121. The motor shaft extending into the reaction chamber 121 is provided with a stirring blade 105, and the motor 104 can drive the motor shaft to drive the stirring blade 105 to rotate.
The lower end of the water injection pipe 115 is provided with a liquid mixing mechanism by which the feed material injected through the feed pipe 109 and the feed water injected through the water injection pipe 115 are mixed. Specifically, the liquid mixing mechanism comprises a liquid separating seat 401, the upper part of the liquid separating seat 401 extends into the water injection pipe 115, and the liquid separating seat 401 is fixedly connected with the water injection pipe 115 through a first connecting rod 404. The liquid separating seat 401 is in an inverted funnel shape, a plurality of liquid separating holes 403 are formed in the liquid separating seat 401, a liquid separating pipe 406 is fixedly connected to one end, close to the inner end, of each liquid separating hole 403, and the liquid separating pipe 406 inclines downwards. The upper end of the seat 401 is not provided with an opening so that the unmixed feed and feed water flowing out of the water injection pipe 115 can flow down along the outer wall of the seat 401. When water inflow and feeding flow down along the outer wall of the liquid separating seat 401, the water inflow and the feeding flow into the liquid separating pipes 406 through the plurality of liquid separating holes 403, the water inflow and the feeding flow out of the liquid separating pipes 406 can be mixed together in a crossed manner, and therefore the water inflow and the feeding can be automatically mixed without using a mixing device driven by energy.
When the flow of the inlet water and the inlet materials is large, not all the inlet water and the inlet materials can flow into the liquid separating holes 403, a part of the inlet water and the inlet materials can flow down along the outer wall of the liquid separating seat 401, in order to mix the part of the inlet water and the inlet materials, the liquid mixing mechanism further comprises a liquid collecting seat 402 arranged below the liquid separating seat 401, and the liquid collecting seat 402 is fixedly connected with the liquid separating seat 401 through a second connecting rod 405. The liquid collecting seat 402 is in a right funnel shape, and the radius of the opening at the upper end of the liquid collecting seat 402 is larger than that of the opening at the lower end of the liquid separating seat 401. The mixed feed water and feed material flow into the liquid collecting seat 402 through the lower end opening of the liquid separating seat 401 and the upper end opening of the liquid collecting seat 402, the feed water and feed material which do not flow into the liquid separating holes 403 flow into the liquid collecting seat 402 along the outer wall of the liquid separating seat 401, and the feed water and feed material further mix in the liquid collecting seat 402 and then flow into the reaction chamber 121 through the lower end opening in the liquid collecting seat 402.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a dimethyl acetyl waste water anaerobic treatment equipment which characterized in that: the device comprises a reaction box body (101), wherein the upper end of the reaction box body (101) is hinged with an upper cover (113), the upper cover (113) is provided with a water injection port (114), and the lower end of the reaction box body (101) is provided with a discharge pipe (102);
a sealing plate (110) and a water baffle (107) are arranged in the reaction box body (101) at intervals, and the reaction box body (101) is internally divided into a filter cavity (122), a gas cavity (116) and a reaction cavity (121) from top to bottom;
a funnel (112) is arranged in the filter cavity (122), a filter mechanism (200) is arranged on the funnel (112), the lower end of the funnel (112) is connected with a water injection pipe (115), a valve I (111) is arranged on the water injection pipe (115), and the lower end of the water injection pipe (115) penetrates through a sealing plate (110) and a water baffle plate (107) and extends into the reaction cavity (121);
the water injection pipe (115) is connected with a feed pipe (109), and a valve II (123) is arranged on the feed pipe (109) positioned in the gas cavity (116);
the lower end of the water injection pipe (115) is provided with a liquid mixing mechanism;
the reaction device also comprises a water return pipe (108), wherein one end of the water return pipe (108) penetrates through the water baffle (107) and extends into the reaction cavity (121); a third valve (124) is arranged on the water return pipe (108) positioned in the gas cavity (116);
the gas cavity is characterized by also comprising a gas outlet pipe (117), wherein one end of the gas outlet pipe (117) extends into the gas cavity (116);
a liquid level sensor (106) is installed on one side, close to the reaction cavity (121), of the water baffle (107), the liquid level sensor (106) is electrically connected with a controller, and the first valve (111) and the third valve (124) are both electrically connected with the controller;
the water baffle (107) is provided with a ventilation opening (301), and the water baffle (107) is provided with a water retaining mechanism electrically connected with the controller.
2. The apparatus for anaerobic treatment of dimethylacet waste water according to claim 1, wherein: the water retaining mechanism comprises an electric cylinder (304) electrically connected with the controller, the electric cylinder (304) is arranged in a mounting groove (305) formed in the water retaining plate (107), the electric cylinder (304) is connected with a piston rod (303), and the piston rod (303) is connected with a baffle (302).
3. The apparatus for anaerobic treatment of dimethylacet waste water according to claim 1, wherein: the other end of the air outlet pipe (117) is connected with a purification box (118), and the purification box (118) is connected with an air storage tank (120) through an air suction pipe (119).
4. The apparatus for anaerobic treatment of dimethylacet waste water according to claim 1, wherein: the filtering mechanism (200) comprises a filtering cylinder (201), a filtering screen (202) is installed at the lower end of the filtering cylinder (201), and hooks (204) are uniformly distributed at the upper end of the filtering cylinder (201) along the circumferential direction.
5. The apparatus for anaerobic treatment of dimethylacetyl wastewater as claimed in claim 4, wherein: the upper end of the filter cylinder (201) is provided with a handle (203).
6. The apparatus for anaerobic treatment of dimethylacet waste water according to claim 1, wherein: a stirring mechanism is arranged on the reaction box body (101) positioned at the reaction cavity (121).
7. The apparatus for anaerobic treatment of dimethylacetyl wastewater as claimed in claim 6, wherein: the stirring mechanism comprises a supporting plate (103) fixedly connected to the outer side of the reaction box body (101), a motor (104) is mounted on the supporting plate (103), and a motor shaft connected with the motor (104) extends into the reaction cavity (121); a motor shaft extending into the reaction chamber (121) is provided with a stirring blade (105).
8. The apparatus for anaerobic treatment of dimethylacet waste water according to claim 1, wherein: the liquid mixing mechanism comprises a liquid separating seat (401), the liquid separating seat (401) is inverted and funnel-shaped, a plurality of liquid separating holes (403) are formed in the liquid separating seat (401), a liquid separating pipe (406) is fixedly connected to one end, close to the inner end, of each liquid separating hole (403), and the liquid separating pipe (406) inclines downwards.
9. The apparatus for anaerobic treatment of dimethylacet waste water according to claim 8, wherein: the liquid mixing mechanism further comprises a liquid collecting seat (402) arranged below the liquid separating seat (401), the liquid collecting seat (402) is in a right funnel shape, and the opening radius of the upper end of the liquid collecting seat (402) is larger than that of the lower end of the liquid separating seat (401).
10. The apparatus for anaerobic treatment of dimethylacet waste water according to claim 9, wherein: the upper part of the liquid separating seat (401) extends into the water injection pipe (115), and the liquid separating seat (401) is fixedly connected with the water injection pipe (115) through a first connecting rod (404); the liquid collecting seat (402) is fixedly connected with the liquid separating seat (401) through a second connecting rod (405).
CN202111207826.1A 2021-10-15 2021-10-15 Dimethyl acetyl wastewater anaerobic treatment equipment Withdrawn CN113880357A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111207826.1A CN113880357A (en) 2021-10-15 2021-10-15 Dimethyl acetyl wastewater anaerobic treatment equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111207826.1A CN113880357A (en) 2021-10-15 2021-10-15 Dimethyl acetyl wastewater anaerobic treatment equipment

Publications (1)

Publication Number Publication Date
CN113880357A true CN113880357A (en) 2022-01-04

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CN202111207826.1A Withdrawn CN113880357A (en) 2021-10-15 2021-10-15 Dimethyl acetyl wastewater anaerobic treatment equipment

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115779837A (en) * 2023-02-01 2023-03-14 山东宏旭化学股份有限公司 Ammonium sulfate production device and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115779837A (en) * 2023-02-01 2023-03-14 山东宏旭化学股份有限公司 Ammonium sulfate production device and method
CN115779837B (en) * 2023-02-01 2023-09-08 山东宏旭化学股份有限公司 Ammonium sulfate production device and method

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Application publication date: 20220104