CN210855603U

CN210855603U - High-efficient coal industry high concentration sewage pretreatment device

Info

Publication number: CN210855603U
Application number: CN201921787841.6U
Authority: CN
Inventors: 李乐; 侯俊杰; 李娜; 吕利涛; 王逢
Original assignee: Shanxi Wiser Technology Institute Co ltd
Current assignee: Shanxi Wiser Technology Institute Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-26
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a high-efficient coal chemical industry high concentration sewage pretreatment device, including the base, the fixed cabinet body that is equipped with in one side on base top, the fixed peristaltic pump that is equipped with in bottom of internal wall of cabinet one side, the fixed auxiliary reactor that is equipped with in bottom of internal wall of cabinet opposite side, the fixed ozone generator that is equipped with in top of internal wall of cabinet opposite side, the opposite side on base top is fixed respectively and is equipped with out oil filter, catalytic oxidation tower, ozone oxidation tower and tail gas tower, the exit end that goes out oil filter passes through the inlet intercommunication of connecting pipe and catalytic oxidation tower, the beneficial effects of the utility model are that: the auxiliary reactor utilizes electrochemical catalysis H2O2, oxygen or an oxidant thereof to generate a plurality of different oxidation groups, and the microwave induction effect is assisted, so that efficient selective degradation of chromogenic groups such as C-C, C-C-C, C-O and the like, aromatic hydrocarbons, aliphatic hydrocarbons, heterocyclic and the like is realized, the biotoxicity is favorably reduced, and the stable operation of biochemistry and subsequent systems is ensured.

Description

High-efficient coal industry high concentration sewage pretreatment device

Technical Field

The utility model relates to a sewage pretreatment device, in particular to high-efficient coal chemical industry high concentration sewage pretreatment device belongs to sewage treatment technical field.

Background

The wastewater discharged by coal chemical enterprises is mainly high-concentration coal gas washing wastewater, and contains a large amount of toxic and harmful substances such as phenol, cyanogen, oil, ammonia nitrogen and the like. CODcr in the comprehensive wastewater is about 5000mg/l generally, ammonia nitrogen is 200-500 mg/l, organic pollutants contained in the wastewater comprise phenols, polycyclic aromatic compounds, heterocyclic compounds containing nitrogen, oxygen and sulfur and the like, and the wastewater is typical industrial wastewater containing organic compounds which are difficult to degrade. Easily degradable organic matters in the wastewater are mainly phenolic compounds and benzene compounds; arsenic, naphthalene, furan and imidazole belong to degradable organic matters; the refractory organic substances include pyridine, carbazole, biphenyl, terphenyl, etc. At present, the domestic coal chemical industry wastewater treatment method mainly adopts a biochemical method, and the biochemical method has a good removing effect on phenols and benzene substances in wastewater.

However, the high-toxicity, difficult-degradation, high-oil, high-chroma, large-fluctuation and other waste water generated in the treatment process of the high-concentration sewage in the coal chemical industry at present damages a biochemical system, and the effluent water is difficult to reach the standard and cannot be recycled.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient coal chemical industry high concentration sewage pretreatment device to solve the problem of the destruction of waste water such as the high toxicity that the coal chemical industry high concentration sewage treatment in-process that proposes in the above-mentioned background art produced, difficult degradation, high oil, high colourity, undulant greatly to biochemical system.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient coal chemical industry high concentration sewage pretreatment of water device, the on-line screen storage device comprises a base, the fixed cabinet body that is equipped with in one side on base top, the fixed peristaltic pump that is equipped with in bottom of internal wall of cabinet one side, the fixed auxiliary reactor that is equipped with in bottom of internal wall of cabinet opposite side, the fixed ozone generator that is equipped with in top of internal wall of cabinet opposite side, the opposite side on base top is fixed respectively and is equipped with out oily filter, catalytic oxidation tower, ozone oxidation tower and tail gas tower, the exit end that goes out oily filter passes through the inlet intercommunication of connecting pipe with catalytic oxidation tower, the liquid end that goes out of catalytic oxidation tower passes through the inlet intercommunication of connecting pipe with ozone oxidation tower, the gas outlet of catalytic oxidation tower and the gas outlet of ozone oxidation tower.

As an optimal technical scheme of the utility model, the top fixed mounting of cabinet internal wall one side has the distribution panel board, peristaltic pump, auxiliary reactor and ozone generator all with distribution panel board electric connection, distribution panel board and external power supply electric connection.

As an optimal technical scheme of the utility model, the exit end of peristaltic pump passes through the entrance point intercommunication of connecting pipe and auxiliary reactor, the exit end of auxiliary reactor passes through the middle part intercommunication of connecting pipe and catalytic oxidation tower.

As an optimal technical scheme of the utility model, the fixed water distribution dish that is equipped with in top of ozone oxidation tower inner wall, the fixed two grid nets, two that are equipped with in bottom of ozone oxidation tower inner wall it packs to have the oxidant pall ring between the grid net, the fixed titanium aeration head that is equipped with in bottom of ozone oxidation tower inner wall.

As an optimized technical proposal of the utility model, the outlet end of the ozone generator is communicated with the titanium aeration head inside the ozone oxidation tower through a connecting pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a high-efficient coal chemical industry high concentration sewage pretreatment device, supplementary reactor utilizes electrochemistry catalysis H2O2, oxygen, or its oxidant, produce the oxidizing radical of multiple difference, assist with the microwave induction effect, realized to C C, C ═ C-C ═ C, C ═ O etc. send out chromophore and arene, aliphatic hydrocarbon, the high-efficient selectivity degradation of substances such as heterocycle, be favorable to reducing the biotoxicity, can further improve the oxidation effect through the ozone oxidation tower, ensure biochemical and follow-up system steady operation.

Drawings

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

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic structural view of the ozonation tower of the present invention.

In the figure: 1. a base; 2. a cabinet body; 3. a peristaltic pump; 4. an auxiliary reactor; 5. an ozone generator; 6. an oil outlet filter; 7. a catalytic oxidation tower; 8. an ozone oxidation tower; 9. a tail gas tower; 10. a power distribution instrument panel; 11. a titanium aeration head; 12. grid meshes; 13. an oxidant pall ring packing; 14. a water distribution plate.

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. 1-3, the utility model provides a high-efficiency high-concentration sewage pretreatment device in coal chemical industry, which comprises a base 1, a cabinet body 2 is fixedly arranged on one side of the top end of the base 1, a peristaltic pump 3 is fixedly arranged on the bottom of one side of the inner wall of the cabinet body 2, an auxiliary reactor 4 is fixedly arranged on the bottom of the other side of the inner wall of the cabinet body 2, an ozone generator 5 is fixedly arranged on the top of the other side of the inner wall of the cabinet body 2, an oil outlet filter 6, a catalytic oxidation tower 7, an ozone oxidation tower 8 and a tail gas tower 9 are respectively fixedly arranged on the other side of the top end of the base 1, the outlet end of the oil outlet filter 6 is communicated with the inlet of the catalytic oxidation tower 7 through a connecting pipe, the liquid outlet end of the catalytic oxidation tower 7 is communicated with the inlet of the ozone oxidation tower 8 through a connecting, the auxiliary reactor 4 generates a plurality of different oxidation groups by utilizing electrochemical catalysis H2O2, oxygen or an oxidant thereof, and realizes efficient selective degradation of chromogenic groups such as C C, C-C-C, C-O and the like and substances such as aromatic hydrocarbons, aliphatic hydrocarbons, heterocyclic rings and the like by assisting the microwave induction effect, thereby being beneficial to reducing the biological toxicity.

Preferably, a power distribution instrument panel 10 is fixedly installed at the top of one side of the inner wall of the cabinet body 2, the peristaltic pump 3, the auxiliary reactor 4 and the ozone generator 5 are electrically connected with the power distribution instrument panel 10, the power distribution instrument panel 10 is electrically connected with an external power supply, the whole device is convenient to control through the power distribution instrument panel 10, the operation is simple and convenient, the outlet end of the peristaltic pump 3 is communicated with the inlet end of the auxiliary reactor 4 through a connecting pipe, the outlet end of the auxiliary reactor 4 is communicated with the middle part of the catalytic oxidation tower 7 through a connecting pipe, the oxidation groups generated by the auxiliary reactor 4 can be conveyed to the inside of the catalytic oxidation tower 7 through the peristaltic pump 3 for catalytic oxidation, a water distribution plate 14 is fixedly arranged at the top of the inner wall of the ozone oxidation tower 8, two grid grids 12 are fixedly arranged at the bottom of the inner wall of the ozone oxidation tower 8, an oxidant pall filler 13 is filled between, the gas-liquid distribution performance can be improved by the oxidant pall ring packing 13, the outlet end of the ozone generator 5 is communicated with the titanium aeration head 11 in the ozone oxidation tower 8 through a connecting pipe, and the ozone generated by the ozone generator 5 can be further catalyzed to improve the selective degradation of chromogenic groups such as C C, C ═ C-C, C ═ O and the like and substances such as aromatic hydrocarbons, aliphatic hydrocarbons, heterocyclic rings and the like.

When specifically using, the utility model relates to a high-efficient coal industry high concentration sewage pretreatment device, at first control peristaltic pump 3 respectively through distribution panel board 10, auxiliary reactor 4 and ozone generator 5 work, waste water removes oil through oil filter 6 earlier, waste water after the deoiling is carried to catalytic oxidation tower 7's inside through the connecting pipe, simultaneously can carry the oxidizing radical that auxiliary reactor 4 inside produced to catalytic oxidation tower 7 through peristaltic pump 3, it assists microwave induction again and assists microwave induction, realized through the oxidizing radical that C is C, C ═ C-C C, C ═ O etc. send color radical and arene, aliphatic hydrocarbon, the high-efficient selectivity degradation of substances such as heterocycle, then waste water rethread connecting pipe after the degradation gets into ozone oxidation tower 8, waste water is earlier through 14 even moisturizing on water distribution dish this moment, ozone that ozone generator 5 produced simultaneously carries to titanium aeration head 11 through the connecting pipe and arranges inside and waste water oxidation tower 8 to ozone oxidation tower 8 The wastewater after catalytic oxidation is discharged to a subsequent biochemical system through a water outlet of the ozone oxidation tower 8, meanwhile, the waste gas is conveyed to the tail gas tower 9 through a connecting pipe for treatment, the auxiliary reactor 4 generates a plurality of different oxidation groups by utilizing electrochemical catalysis H2O2, oxygen or an oxidant thereof, and the microwave induction effect is assisted, so that efficient selective degradation of chromogenic groups such as C-C, C ═ C ═ C, C ═ O and substances such as aromatic hydrocarbons, aliphatic hydrocarbons and heterocycles is realized, the biotoxicity is favorably reduced, and the stable operation of the biochemical system and the subsequent system is ensured.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 high-efficient coal industry high concentration sewage pretreatment device, includes base (1), its characterized in that, the fixed cabinet body (2) that is equipped with in one side on base (1) top, the fixed peristaltic pump (3) that is equipped with in bottom of cabinet body (2) inner wall one side, the fixed auxiliary reactor (4) that is equipped with in bottom of the cabinet body (2) inner wall opposite side, the fixed ozone generator (5) that is equipped with in top of the cabinet body (2) inner wall opposite side, the opposite side on base (1) top is fixed respectively and is equipped with out oil filter (6), catalytic oxidation tower (7), ozone oxidation tower (8) and tail gas tower (9), the exit end of going out oil filter (6) passes through the inlet intercommunication of connecting pipe with catalytic oxidation tower (7), the play liquid end of catalytic oxidation tower (7) passes through the inlet intercommunication of connecting pipe with ozone oxidation tower (8), the gas outlet of the catalytic oxidation tower (7) and the gas outlet of the ozone oxidation tower (8) are communicated with the gas inlet of the tail gas tower (9) through connecting pipes.

2. The high-efficiency coal chemical high-concentration sewage pretreatment device according to claim 1, characterized in that: the top fixed mounting of the cabinet body (2) inner wall one side has distribution panel board (10), peristaltic pump (3), auxiliary reactor (4) and ozone generator (5) all with distribution panel board (10) electric connection, distribution panel board (10) and external power source electric connection.

3. The high-efficiency coal chemical high-concentration sewage pretreatment device according to claim 1, characterized in that: the outlet end of the peristaltic pump (3) is communicated with the inlet end of the auxiliary reactor (4) through a connecting pipe, and the outlet end of the auxiliary reactor (4) is communicated with the middle part of the catalytic oxidation tower (7) through a connecting pipe.

4. The high-efficiency coal chemical high-concentration sewage pretreatment device according to claim 1, characterized in that: the top of the inner wall of the ozone oxidation tower (8) is fixedly provided with a water distribution disc (14), the bottom of the inner wall of the ozone oxidation tower (8) is fixedly provided with two grid grids (12), an oxidant pall ring filler (13) is filled between the two grid grids (12), and the bottom of the inner wall of the ozone oxidation tower (8) is fixedly provided with a titanium aeration head (11).

5. The high-efficiency coal chemical high-concentration sewage pretreatment device according to claim 4, characterized in that: the outlet end of the ozone generator (5) is communicated with a titanium aeration head (11) in the ozone oxidation tower (8) through a connecting pipe.