CN213679991U

CN213679991U - Composite tube type ozone gas distribution integrated device

Info

Publication number: CN213679991U
Application number: CN202021960522.3U
Authority: CN
Inventors: 杨剑平; 陈青; 秦杉杉
Original assignee: Shanghai Tianfeng Environmental Protection Co ltd
Current assignee: Shanghai Tianfeng Environmental Protection Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-07-13
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a compound tubular ozone gas distribution integrated device, including reaction unit, reaction unit's bottom fixed mounting has ozone letter gas distribution pipe, two sets of flange fixedly connected with ozone intake pipe are passed through to ozone letter gas distribution pipe's one end, reaction unit's the fixed connection of giving vent to anger tail gas inner circulating pipe, reaction unit's play water end fixedly connected with outlet pipe way. This compound tubular ozone gas distribution integrated device, the inside tail gas of reaction unit passes through circulation water conservancy, is that the inside upper portion of reaction unit forms the negative pressure, and make the tail gas get back to the inside of ozone letter gas distribution pipe behind tail gas inner circulating pipe and the circulating pump mechanism, mix the back in the entering device catalyst with the admission, realized ozone tail gas high efficiency utilization, saved the foul smell volume, reduce ozone oxidation's working costs, saved investment and fortune dimension cost, improved the efficiency of foul smell catalyst.

Description

Composite tube type ozone gas distribution integrated device

Technical Field

The utility model relates to an ozone catalytic oxidation field specifically is a compound tubular ozone gas distribution integrated device.

Background

The ozone catalytic oxidation technology is a high-efficiency advanced sewage treatment technology. Traditional ozone catalytic oxidation who handles high concentration difficult degradation waste water adopts and sets up the perforation pipeline in the catalyst bottom and carries out the gas distribution or adopt stainless steel dish formula releaser, and the shortcoming is: 1. the gas distribution pipe or the releaser is easy to block 2, and the system needs to be stopped to remove obstacles after being damaged or blocked. In addition, although the disc releaser has high ozone utilization rate, the disc releaser is not suitable for treating wastewater containing high calcium and magnesium ions, is easy to block and cannot continuously and stably run. The perforation aeration has the defects of large pipe hole diameter, low ozone utilization rate, and easy blockage due to too thin open holes.

The catalytic ozonation technology is an efficient advanced wastewater treatment technology, namely, a catalyst is introduced into a traditional independent ozonation system to improve the oxidation potential of ozone, and meanwhile, the catalyst is utilized to cooperate with ozonation to reduce reaction activation energy or change and improve reaction rate, so that ozone is induced to decompose to generate various types of free radicals (mainly hydroxyl free radicals and OH) which are higher than ozone in activity and almost have no selectivity, and the purpose of quickly and maximally oxidizing and removing organic matters is achieved. However, in practical application, the ozone generating cost is high, the utilization rate of ozone is not high, and the traditional ozone gas distribution pipe has the defects of high maintenance difficulty and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound tubular ozone gas distribution integrated device 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:

the utility model provides a compound tubular ozone gas distribution integrated device, includes reaction unit, reaction unit's bottom fixed mounting has ozone primary and secondary gas distribution pipe, two sets of flange fixedly connected with ozone intake pipe are passed through to ozone primary and secondary gas distribution pipe's one end, reaction unit's the end fixedly connected with tail gas inner circulating pipe of giving vent to anger, reaction unit's the play water pipe way of water end fixedly connected with, equal fixed mounting has control valve one on tail gas inner circulating pipe and the play water pipe way, the end fixedly connected with circulating pump mechanism of giving vent to anger of tail gas inner circulating pipe, and the other end fixed connection of the end of giving vent to anger of circulating pump mechanism and ozone primary.

As a further aspect of the present invention: the ozone primary and secondary gas distribution pipe comprises a main pipe, a secondary pipe is arranged inside the main pipe, and one end of the secondary pipe is located outside the main pipe.

As a further aspect of the present invention: and the air inlet end of the sub-pipe is fixedly connected with the air outlet end of the ozone inlet pipe.

As a further aspect of the present invention: a plurality of through holes are formed in the top of the main pipe in a penetrating mode, and the through holes are formed in an inclined 60-degree angle mode.

As a further aspect of the present invention: the circulating pump mechanism comprises a circulating pump, a water inlet end of the circulating pump is fixedly connected with a water inlet pipe, a water outlet end of the circulating pump is fixedly connected with a water outlet pipe, and a control valve II is fixedly mounted on the water outlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

the tail gas in the reaction device of the utility model forms negative pressure at the upper part in the reaction device through circulating hydraulic power, so that the tail gas returns to the inside of the ozone primary-secondary gas distribution pipe after passing through the tail gas internal circulation pipe and the circulation pump mechanism, after being mixed with the intake air, the mixture enters the catalyst of the device, thereby realizing the high-efficiency utilization of the ozone tail gas, saving the odor amount, reducing the running cost of ozone oxidation, saving the investment and the operation and maintenance cost, improving the efficiency of the odor catalyst, meanwhile, the connecting end between the sub-pipe and the ozone inlet pipe is exposed outside, thereby realizing the daily operation and maintenance difficulty that the failure does not need to stop the operation and then the catalyst is dug to be discharged, solving the problem of aeration failure in the tank, being incapable of repairing in time, maintaining the continuous and stable operation of the system, meanwhile, replacement and adjustment are more convenient, the failure of the device in the pool is favorably realized, the convenience of repairing the device in the pool is realized, and the maintenance intensity and the cost are reduced.

Drawings

Fig. 1 is a schematic structural diagram of a composite tube type ozone gas distribution integrated device.

In the figure: the device comprises a reaction device 1, an ozone primary-secondary gas distribution pipe 2, an ozone gas inlet pipe 3, a control valve I4, a tail gas internal circulation pipe 5, a water outlet pipeline 6, a control valve II 7 and a circulation pump mechanism 8.

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 embodiment of 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, in an embodiment of the present invention, a composite tube type ozone gas distribution integration device includes a reaction device 1, a catalyst is disposed inside the reaction device 1, an ozone primary-secondary gas distribution pipe 2 is fixedly mounted at the bottom of the reaction device 1, one end of the ozone primary-secondary gas distribution pipe 2 is fixedly connected to an ozone gas inlet pipe 3 through a double-sleeve flange, a tail gas inner circulation pipe 5 is fixedly connected to a gas outlet end of the reaction device 1, a water outlet pipeline 6 is fixedly connected to a water outlet end of the reaction device 1, a control valve one 4 is fixedly mounted on each of the tail gas inner circulation pipe 5 and the water outlet pipeline 6, a circulation pump mechanism 8 is fixedly connected to a gas outlet end of the tail gas inner circulation pipe 5, and a gas outlet end of the circulation pump mechanism 8 is fixedly connected to the other end of the ozone primary-secondary gas distribution pipe 2, the ozone primary-secondary gas distribution pipe 2 includes a main, fixed connection between the inlet end of son pipe and the end of giving vent to anger of ozone intake pipe 3, a plurality of through-holes have been seted up in the top of female pipe run through, and the through-hole is the slope 60 degrees angle and sets up, and circulating pump mechanism 8 includes the circulating pump, the end fixedly connected with inlet tube of intaking of circulating pump, the play water end fixedly connected with outlet pipe of circulating pump, and fixed mounting has control valve two 7 on the outlet pipe.

The implementation case is as follows:

the sewage deep treatment system of a certain factory in Shanghai city is designed to treat water quantity in total: 425m, adopting the process of 'ozone catalytic oxidation + MBAF pool', arranging 4 ozone catalytic oxidation pools, and adopting the unit size: 9.5m (length) × 4.2m (width) × 7.5m (height), effective volume of unit cell: 270m 3.

The running results show that: the system runs stably, and the maintenance and overhaul work of the aeration pipe in the pond can be realized without stopping the operation.

The utility model discloses a theory of operation is:

when the device is used, wastewater is lifted by a pump to enter a distribution groove, then flows into the reaction device 1 by gravity, a catalyst is filled in the reaction device 1, meanwhile, ozone sequentially enters the reaction device 1 through an ozone inlet pipe 3 and an ozone primary and secondary gas distribution pipe 2, uniform aeration is carried out at the bottom of the reaction device 1, continuous bubbles are fully contacted with the wastewater in the tank, pollutants are adsorbed to the surface of the catalyst, the retention time in a water body is prolonged, the ozone is decomposed into hydroxyl radicals (OH) with higher oxidation-reduction potential (ORP) by the catalyst, finally, the pollutants which are difficult to degrade are decomposed into small molecular pollutants or directly oxidized into carbon dioxide and water, meanwhile, the tail gas in the reaction device 1 forms negative pressure at the upper part in the reaction device 1 through circulating water power, and the tail gas returns to the inside of the ozone primary and secondary gas distribution pipe 2 after passing through a tail gas inner circulating pipe 5 and a circulating pump mechanism 8, after mixing with the inlet air in the device catalyst, the ozone tail gas high efficiency utilization is realized, the ozone amount is saved, the running cost of ozone oxidation is reduced, the investment and the operation and maintenance cost are saved, the efficiency of the ozone catalyst is improved, meanwhile, the connecting end between the sub-pipe and the ozone inlet pipe 3 is exposed outside, the fault does not need to be stopped, the daily operation and maintenance difficulty caused by the catalyst is dug, the aeration fault in the pool is solved, the system can not be repaired in time, the stable operation of the system is maintained, meanwhile, the replacement and adjustment are more convenient, the device fault in the pool is favorably realized, the convenience of the repair in the pool is realized, and the maintenance intensity and the cost are reduced.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a compound tubular ozone gas distribution integrated device, includes reaction unit (1), its characterized in that: the bottom fixed mounting of reaction unit (1) has ozone primary and secondary gas distribution pipe (2), the one end of ozone primary and secondary gas distribution pipe (2) is through two sets of flange fixedly connected with ozone intake pipe (3), the end fixedly connected with tail gas inner circulating pipe (5) of giving vent to anger of reaction unit (1), the play water pipe way (6) of the play water end fixedly connected with of reaction unit (1), equal fixed mounting has control valve (4) on tail gas inner circulating pipe (5) and the play water pipe way (6), the end fixedly connected with circulating pump mechanism (8) of giving vent to anger of tail gas inner circulating pipe (5), and the other end fixed connection of the end of giving vent to anger of circulating pump mechanism (8) and ozone primary and secondary gas distribution pipe (2).

2. The composite tube type ozone gas distribution integrated device according to claim 1, characterized in that: the ozone primary-secondary gas distribution pipe (2) comprises a main pipe, a secondary pipe is arranged inside the main pipe, and one end of the secondary pipe is located outside the main pipe.

3. The composite tube type ozone gas distribution integrated device according to claim 2, characterized in that: the air inlet end of the sub-pipe is fixedly connected with the air outlet end of the ozone inlet pipe (3).

4. The composite tube type ozone gas distribution integrated device according to claim 2, characterized in that: a plurality of through holes are formed in the top of the main pipe in a penetrating mode, and the through holes are formed in an inclined 60-degree angle mode.

5. The composite tube type ozone gas distribution integrated device according to claim 1, characterized in that: the circulating pump mechanism (8) comprises a circulating pump, a water inlet end of the circulating pump is fixedly connected with a water inlet pipe, a water outlet end of the circulating pump is fixedly connected with a water outlet pipe, and a control valve II (7) is fixedly mounted on the water outlet pipe.