CN211497076U

CN211497076U - Reactor for purifying organic wastewater by up-flow homogeneous catalysis

Info

Publication number: CN211497076U
Application number: CN201922179785.4U
Authority: CN
Inventors: 刘景亮; 吴从虎; 吴几; 吴龙凤
Original assignee: Jiangsu Shengnongweiye Environmental Protection Equipment Co ltd
Current assignee: Jiangsu Shengnongweiye Environmental Protection Equipment Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-09-15
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a reactor of upflow homogeneous catalytic purification organic waste water, including the tower body, one side fixed mounting of tower body bottom has the sewage import, and the bottom fixed mounting that sewage import one side was kept away from to the tower body has the ozone air inlet, and fixed mounting has the nanometer to dissolve the gas ware between the both sides of the top position department tower body of sewage import and ozone air inlet, and the outside fixed mounting of tower body has backflow pipeline and electron homogeneous reaction tank. The reactor for purifying organic wastewater by up-flow homogeneous catalysis guides the effluent of the reactor to an electronic homogeneous reaction tank for electronic homogeneous reaction, further reduces effluent suspended matters and organic matters, and then guides the effluent to the bottom end of the reactor for backflow, increases the turbulence and flow rate of the water inlet of the reactor by a backflow process, increases the fluidization degree of an ozone catalyst in the reactor, increases the contact probability of the catalyst and ozone molecules in the reactor, promotes the decomposition of the ozone molecules, and generates hydroxyl radicals to degrade pollutants which are difficult to degrade in the wastewater.

Description

Reactor for purifying organic wastewater by up-flow homogeneous catalysis

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an upflow type reactor for catalytic purification of organic wastewater by homogeneous phase.

Background

Along with the development of economy, the discharge of industrial wastewater is on the trend of rising year by year, the components are more and more complex, a large amount of harmful refractory organic matters are contained in the water, and the treatment of the wastewater is difficult, and the treatment processes of chemical wastewater, printing and dyeing wastewater, printing and printing ink wastewater, paint spraying and oil spraying wastewater and electroplating wastewater have a lot of mature processes at present, an oxidation reactor makes great contribution in the treatment of the wastewater, the conventional processes are chemical coagulation sedimentation, air flotation and biochemical treatment processes, but pollutants of various components in the wastewater are all contained, the concentration of organic matters in the wastewater is high, the content of salts is high, some components have toxic and harmful effects on microorganisms, the biochemical treatment effect is not ideal, and the treatment effects of a lot of organic matters are dissolved in the water and are not good by physical methods such as sedimentation and air flotation processes.

Ozone is used as a clean strong oxidant and has extremely strong oxidizing capability, but the reaction efficiency of ozone and sewage of a reactor for catalyzing and degrading organic wastewater by ozone commonly in the market is poor, and hydroxyl free radicals are difficult to generate, so that the wastewater treatment efficiency and the quality are not satisfactory.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reactor of upflow homogeneous catalytic purification organic waste water to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a reactor for purifying organic wastewater by upflow homogeneous catalysis comprises a tower body, wherein a sewage inlet is fixedly arranged on one side of the bottom of the tower body, a water inlet pipeline is fixedly arranged on the outer side of the sewage inlet extending out of the tower body, an ozone inlet is fixedly arranged on the bottom of the tower body far away from one side of the sewage inlet, an air inlet pipeline is fixedly arranged on the outer side of the ozone inlet extending out of the tower body, a sewage discharge device is fixedly arranged at the bottom position of the sewage inlet and the bottom position of the ozone inlet, the sewage discharge device is connected with a sewage discharge outlet arranged on the same side of the ozone inlet through the sewage discharge pipeline, a nanometer air dissolver is fixedly arranged between the sewage inlet and the two sides of the tower body at the top of the nanometer air dissolver, two groups of porous plates are fixedly arranged between the inner sides of the tower body at the top of the, and the top fixed mounting of tower body has the solid homogeneous catalyst charge tube who extends into between the perforated plate, and the top fixed mounting of solid homogeneous catalyst charge tube has solid homogeneous catalyst charge door, the outside fixed mounting of the bottom tower body of TiO2 Al2O3 solid homogeneous catalyst has the solid homogeneous catalyst bin outlet that extends into the tower body inside, the positive fixed mounting of tower body has the inspection manhole between TiO2 Al2O3 solid homogeneous catalyst and the nanometer gas dissolver, there is backflow pipeline one side outside the tower body through pipe connection seat and pipe bracket fixed mounting, intermediate position department fixed mounting have the electron homogeneous reaction pond, backflow pipeline's bottom position department fixed mounting has the water pump, the outside fixed mounting of the top tower body of TiO2 Al2O3 solid homogeneous catalyst has the sewage outlet that extends into the tower body inside, and a water outlet U-shaped pipeline is fixedly arranged on the outer side of the sewage outlet.

Preferably, the middle position of the water inlet pipeline is fixedly provided with an adjusting valve and a water flow meter.

Preferably, the air inlet pipeline is a U-shaped pipeline, and a regulating valve and an ozone flowmeter are fixedly mounted at the middle position of the air inlet pipeline.

Preferably, the outside welding of tower body is installed the emergency ladder.

Preferably, the center position at the top of tower body is fixed with the ozone gas outlet, and keeps away from one side fixed mounting of ozone gas outlet and has solid homogeneous catalyst charge door.

Preferably, the top of the sewage discharging device is uniformly distributed with cross-shaped vertical sewage discharging holes, all the sewage discharging holes are communicated with a sewage discharging pipeline, and the tail end of the sewage discharging pipeline is fixedly provided with a sewage discharging ball valve.

Compared with the prior art, the reactor for purifying the organic wastewater by the upflow homogeneous catalysis leads the water discharged from the reactor to an electronic homogeneous reaction tank for electronic homogeneous reaction, further reduces the discharged water suspended matters and organic matters, and leads the discharged water to the bottom end of the reactor for backflow, increases the turbulence and flow rate of the water entering the reactor by a backflow process, increases the fluidization degree of an ozone catalyst in the reactor, increases the contact probability of the catalyst and ozone molecules in the reactor, promotes the decomposition of the ozone molecules and generates hydroxyl radicals to degrade pollutants which are difficult to degrade in the sewage, increases the contact probability of the pollutants which are difficult to degrade in the sewage by flowing, increases the probability of the pollutants being adsorbed to the surface of the catalyst, and completes the synergistic effect of ozone adsorption and catalysis.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic view of the front appearance structure of the present invention;

fig. 3 is a top view of the present invention.

Fig. 4 is the schematic view of the water inlet pipe structure of the present invention.

Fig. 5 is a schematic structural diagram of a in fig. 1 according to the present invention.

Fig. 6 is a schematic structural view of the sewage draining device of the present invention.

In the figure: 1. a tower body; 2. a pipe connecting seat; 3. a pipe support; 4. a return line; 5. an electron homogeneous reaction tank; 6. a water pump; 7. a sewage inlet; 8. a water inlet pipe; 9. a sewage draining device; 10. a blowdown line; 11. a solid homogeneous catalyst feed line; 12. a sewage outlet; 13. a water outlet U-shaped pipeline; 14. TiO2/Al2O3 solid homogeneous catalyst; 15. a solid homogeneous catalyst discharge port; 16. a perforated plate; 17. an inspection manhole; 18. a nano gas dissolver; 19. an ozone inlet; 20. an air intake duct; 21. a sewage draining outlet; 22. a safety ladder; 23. an ozone outlet; 24. a solid homogeneous catalyst feed port; 25. a water flow meter; 26. adjusting a valve; 27. an ozone flow meter; 28. a sewage draining hole; 29. blowdown ball valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a reactor for purifying organic wastewater by upflow homogeneous catalysis comprises a tower body 1, wherein one side of the bottom of the tower body 1 is fixedly provided with a sewage inlet 7, the sewage inlet 7 extends out of the outer side of the tower body 1 and is fixedly provided with a water inlet pipeline 8, the bottom of the side of the tower body 1 far away from the sewage inlet 7 is fixedly provided with an ozone inlet 19, the ozone inlet 19 extends out of the outer side of the tower body 1 and is fixedly provided with an air inlet pipeline 20, the bottom positions of the sewage inlet 7 and the ozone inlet 19 are fixedly provided with a sewage discharge device 9, the sewage discharge device 9 is connected with a sewage discharge outlet 21 arranged at the same side of the ozone inlet 19 through a sewage discharge pipeline 10, the sewage discharge outlet 21 facilitates the discharge of solid wastes in sewage, a nanometer air dissolver 18 is fixedly arranged between the two sides of the tower body 1 at the top positions of the sewage inlet 7 and the ozone inlet 19, and the nanometer air dissolve, the nanometer gas dissolver 18 can discharge gas and volatile substances which are not needed in the sewage into the air to promote the material exchange between the gas and the liquid, two groups of porous plates 16 are fixedly arranged between the inner sides of the tower body 1 at the top of the nanometer gas dissolver 18, the porous plates 16 can lead the entering sewage to be uniformly contacted with the TiO2/Al2O3 solid homogeneous catalyst 14, the TiO2/Al2O3 solid homogeneous catalyst 14 is uniformly filled in the tower body 1 between the porous plates 16, the TiO2/Al2O3 solid homogeneous catalyst 14 can improve the efficiency and the speed of generating active free radicals by ozone, the catalytic activity of the substances is greatly improved, the top of the tower body 1 is fixedly provided with the solid homogeneous catalyst feeding pipeline 11 extending between the porous plates 16, and the top end of the solid homogeneous catalyst feeding pipeline 11 is fixedly provided with the solid homogeneous catalyst feeding port 24, the solid homogeneous catalyst feed port 24 can facilitate the addition of a TiO2/Al2O3 solid homogeneous catalyst 14, the outer side of the tower body 1 at the bottom of the TiO2/Al2O3 solid homogeneous catalyst 14 is fixedly provided with a solid homogeneous catalyst discharge port 15 extending into the tower body 1, the front side of the tower body 1 between the TiO2/Al2O3 solid homogeneous catalyst 14 and the nanometer gas dissolver 18 is fixedly provided with an inspection manhole 17, the inspection manhole 17 facilitates maintenance personnel to enter the tower body 1 for fault maintenance and elimination, one side of the outer part of the tower body 1 is fixedly provided with a return pipe 4 through a pipe connecting seat 2 and a pipe bracket 3, the middle position of the return pipe 4 is fixedly provided with an electronic homogeneous reaction tank 5, the return pipe 4 is matched with the electronic homogeneous reaction tank 5 to further reduce water suspended matters and organic matters, and then is led to the bottom end of the reactor for backflow, the turbulence and the flow rate of inlet water of the reactor are increased through a, the fluidization degree of the ozone catalyst in the reactor is increased, a water pump 6 is fixedly installed at the bottom of the backflow pipeline 4, the water pump 6 can be a Weile water pump with the model of ST10-11, a sewage outlet 12 extending into the tower body 1 is fixedly installed at the outer side of the top tower body 1 of the TiO2/Al2O3 solid homogeneous catalyst 14, an outlet U-shaped pipeline 13 is fixedly installed at the outer side of the sewage outlet 12, and the outlet U-shaped pipeline 13 can effectively guarantee that the water quantity in the tower body 1 is kept at a filling position.

The utility model discloses in: the middle position of the water inlet pipeline 8 is fixedly provided with an adjusting valve 26 and a water flow meter 25, the adjusting valve 26 can adjust the water inflow according to the requirement, the water flow meter 25 can be a water flow meter of LWYA-200 model, and the water flow meter 25 can monitor the real-time water inflow and the historical water inflow so as to analyze the sewage treatment efficiency of the tower body 1.

The utility model discloses in: the air inlet pipeline 20 is a U-shaped pipeline, the U-shaped pipeline can effectively prevent ozone gas from flowing backwards, the middle position of the air inlet pipeline 20 is fixedly provided with the regulating valve 26 and the ozone flowmeter 27, the regulating valve 26 can regulate the ozone air inflow according to needs so as to achieve the best digestion effect, the ozone flowmeter 27 can be an ozone flowmeter of a DN65 flange vortex street model, and the ozone flowmeter 27 can monitor the real-time ozone air inflow and the historical ozone consumption.

The utility model discloses in: the outside welding fixed mounting of tower body 1 has emergency ladder 22, and emergency ladder 22 makes things convenient for operating personnel to step on to tower body 1 top and adds essential catalyst and daily machine operation condition to look up.

The utility model discloses in: an ozone gas outlet 23 is fixedly arranged at the center of the top of the tower body 1, the ozone gas outlet 23 can release residual ozone gas which cannot be decomposed, the pressure in the tower body 1 is prevented from being too high, newly-fed ozone gas cannot enter the tower body 1, a solid homogeneous catalyst feed opening 24 is fixedly arranged on one side far away from the ozone gas outlet 23, and the solid homogeneous catalyst feed opening 24 can facilitate an operator to add a catalyst under the condition of not stopping the operation of the device.

The utility model discloses in: the top of the sewage discharging device 9 is uniformly distributed with cross-shaped vertical sewage discharging holes 28, the sewage discharging holes 28 are beneficial to orderly discharging solid wastes in sewage, all the sewage discharging holes 28 are communicated with the sewage discharging pipeline 10, the tail end of the sewage discharging pipeline 10 is fixedly provided with a sewage discharging ball valve 29, and the sewage discharging ball valve 29 can control the opening and closing of the sewage discharging port 21.

The working principle is as follows: wastewater and ozone gas respectively enter the tower body 1 through a water inlet pipeline 8 and an ozone inlet 19, the wastewater and the ozone gas enter a TiO2/Al2O3 solid homogeneous catalyst 14 through a porous plate 16, the catalyst promotes the decomposition of ozone molecules and generates hydroxyl radicals to degrade nondegradable pollutants in the wastewater, then the wastewater and the ozone gas are led to an electronic homogeneous reaction tank for electronic homogeneous reaction through a return pipeline 4 by a water pump 6, then the wastewater and the ozone gas are led to the bottom end of a reactor for backflow through the return pipeline 4, the wastewater and the ozone are repeatedly treated for many times until the wastewater reaches the standard, finally the wastewater and the ozone gas flow out of the tower body 1 through a wastewater outlet 12, and the solid waste in the wastewater and.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reactor of upflow homogeneous catalytic purification organic waste water, includes tower body (1), its characterized in that: one side of the bottom of the tower body (1) is fixedly provided with a sewage inlet (7), the sewage inlet (7) extends out of the outer side of the tower body (1) and is fixedly provided with a water inlet pipeline (8), the bottom of the tower body (1), which is far away from one side of the sewage inlet (7), is fixedly provided with an ozone inlet (19), the ozone inlet (19) extends out of the outer side of the tower body (1) and is fixedly provided with a gas inlet pipeline (20), the bottom positions of the sewage inlet (7) and the ozone inlet (19) are fixedly provided with a sewage discharge device (9), the sewage discharge device (9) is connected with a sewage discharge outlet (21) which is arranged at the same side of the ozone inlet (19) through a sewage discharge pipeline (10), a nano gas dissolver (18) is fixedly arranged between the two sides of the tower body (1) at the top positions of the sewage inlet (7) and the ozone inlet (19), and two groups of porous plates (16, and the inside of tower body (1) evenly filled with TiO2 Al2O3 solid homogeneous phase catalyst (14) between perforated plate (16), the top fixed mounting of tower body (1) has solid homogeneous phase catalyst charge tube (11) that extends into between perforated plate (16), the outside fixed mounting of bottom tower body (1) of TiO2 Al2O3 solid homogeneous phase catalyst (14) has solid homogeneous phase catalyst bin outlet (15) that extends into tower body (1) inside, the positive fixed mounting of tower body (1) has maintenance manhole (17) between TiO2 Al2O3 solid homogeneous phase catalyst (14) and nanometer gas dissolver (18), the outside one side of tower body (1) passes through pipe connection seat (2) and pipe bracket (3) fixed mounting has backflow pipeline (4), the intermediate position department fixed mounting of backflow pipeline (4) has electron homogeneous phase reaction pond (5), the bottom position department fixed mounting of backflow pipeline (4) has water pump (6), the outside fixed mounting of top tower body (1) of TiO2 Al2O3 solid homogeneous catalyst (14) has sewage outlet (12) that extend into tower body (1) inside, and the outside fixed mounting of sewage outlet (12) has a water U type pipeline (13).

2. The reactor for purifying organic wastewater by upflow homogeneous catalysis as claimed in claim 1, wherein: and the middle position of the water inlet pipeline (8) is fixedly provided with an adjusting valve (26) and a water flow meter (25).

3. The reactor for purifying organic wastewater by upflow homogeneous catalysis as claimed in claim 1, wherein: the air inlet pipeline (20) adopts a U-shaped pipeline, and a regulating valve (26) and an ozone flowmeter (27) are fixedly installed in the middle of the air inlet pipeline (20).

4. The reactor for purifying organic wastewater by upflow homogeneous catalysis as claimed in claim 1, wherein: and a safety ladder (22) is welded and installed outside the tower body (1).

5. The reactor for purifying organic wastewater by upflow homogeneous catalysis as claimed in claim 1, wherein: the central position department of the top of tower body (1) fixedly installs ozone gas outlet (23), and one side fixedly installed with solid homogeneous catalyst charge door (24) that solid homogeneous catalyst charging conduit (11) communicate with each other is kept away from ozone gas outlet (23) in the top of tower body (1).

6. The reactor for purifying organic wastewater by upflow homogeneous catalysis as claimed in claim 1, wherein: the top of the sewage discharging device (9) is uniformly distributed with cross vertical sewage discharging holes (28), all the sewage discharging holes (28) are communicated with a sewage discharging pipeline (10), and the tail end of the sewage discharging pipeline (10) is fixedly provided with a sewage discharging ball valve (29).