CN206051655U - Continuous operating device for catalyzing and oxidating ozone - Google Patents
Continuous operating device for catalyzing and oxidating ozone Download PDFInfo
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- CN206051655U CN206051655U CN201621037742.2U CN201621037742U CN206051655U CN 206051655 U CN206051655 U CN 206051655U CN 201621037742 U CN201621037742 U CN 201621037742U CN 206051655 U CN206051655 U CN 206051655U
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Abstract
This utility model provides a kind of continuous operating device for catalyzing and oxidating ozone, including first reactor, the influent waste water device being connected to above first reactor, the main ozone air intake installation of ozone is provided to the first reactor inner bottom part, the second reactor being arranged side by side with the first reactor, connect the linker of the first reactor and the second reactor from bottom, positioned at the bed course of second reactor inner bottom part, catalyst layer above the bed course, the air distribution device of air is provided in second reactor described in direction under the catalyst layer, the discharging device being connected to above the second reactor.This utility model passes through main ozone air intake installation and air distribution device, on the one hand improve gas-liquid mass transfer effect, on the other hand realize the continual rinsing to catalyst layer, the pollution of catalyst is prevented effectively, enable the continuous not parking operation of continuous operating device for catalyzing and oxidating ozone, cancel backwashing system simultaneously, simplify structure.
Description
Technical field
This utility model is related to field of waste water treatment, more particularly to a kind of continuous operating ozone for processing waste water is urged
Change oxidation unit.
Background technology
Ozone has very strong oxidability, and ozone technology is widely used to water process as a clean environment firendly technology
In, the bio-refractory Organic substance being mainly used in eliminating water.Find in actual use, single ozone oxidation is present
The shortcomings of oxidation selectivity is strong, oxidation efficiency is low, effect is unstable, oxidization time is long, cause investment and operating cost to compare
Height, and the addition of catalyst causes oxidation efficiency to be significantly improved, and reduces ozone dosage, shortens process time.
At present, research and the focus applied are become with the heterogeneous ozonation technology of solid catalyst, but in actual fortune
Find during row, one side system mass transfer effect is not good, and another aspect ozone catalyst is easily contaminated, and especially works as water inlet
For the water-quality ratios such as concentration of suspension height, organic concentration height it is relatively severe in the case of, continuously run in device for catalyzing and oxidating ozone
After a period of time, catalyst surface adsorbs the objectionable impurities such as the oxidation products such as float and foundry loam in water and is contaminated, from
And cause significantly reducing for oxidation efficiency.
To ensure stablizing for ozone oxidation effect, need to arrange catalyst wash device, such as backwash airduct, backwashing water
Pipe, once there is the situation of catalyst contamination in running, stops water inlet immediately, and starts flusher, using high intensity
Backwash wind and backwash water cleaning catalyst bed, to recover the performance of catalyst, treat that backwash terminates normally to enter again water transport again
OK.On the one hand the setting of back washing device increased equipment investment, on the other hand, a part of high concentration can be produced in backwash process
Backwash water, the generation of this part water increased the processing pressure of system, additionally, backwash can cause device for catalyzing and oxidating ozone
It is out of service.
In view of this, it is necessary to provide a kind of improved continuous operating device for catalyzing and oxidating ozone, to solve above-mentioned asking
Topic.
Utility model content
The purpose of this utility model is to provide a kind of continuous operating ozone catalytic oxygen for being capable of continuous not parking operation
Makeup is put.
To realize above-mentioned utility model purpose, this utility model is filled there is provided a kind of continuous operating catalytic ozonation
Put, carry including first reactor, the influent waste water device being connected to above first reactor, to the first reactor inner bottom part
The second reactor that is arranged side by side for the main ozone air intake installation and the first reactor of ozone, from bottom connection described the
The linker of one reactor and the second reactor, the bed course positioned at second reactor inner bottom part, above the bed course
Catalyst layer, the air distribution device of air is provided in the second reactor described in direction under the catalyst layer, is connected to
Discharging device above the second reactor.
Used as further improvement of the utility model, the main ozone air intake installation is included positioned at first reactor inner bottom part
The main ozone air inlet pipe that connects with the main ozone micro-hole aerator of main ozone micro-hole aerator.
Used as further improvement of the utility model, the air distribution device is included below the catalyst layer
The air intake duct that air gas pipe is connected with the air gas pipe.
Used as further improvement of the utility model, the air gas pipe is in the bed course.
Used as further improvement of the utility model, the catalyst layer is stacked by some beaded catalysts and is formed.
Used as further improvement of the utility model, the particle diameter of the catalyst is between 2mm ~ 6mm.
Used as further improvement of the utility model, the continuous operating device for catalyzing and oxidating ozone is also included to described
The auxiliary ozone air intake installation of ozone is provided in second reactor, the auxiliary ozone air intake installation includes being arranged at the catalysis
The auxiliary ozone air inlet pipe that the ozonation aerated device of auxiliary of oxidant layer bottom is connected with the ozonation aerated device of the auxiliary.
The beneficial effects of the utility model are：Continuous operating device for catalyzing and oxidating ozone of the present utility model, by master
Ozone air intake installation and air distribution device, on the one hand improve gas-liquid mass transfer effect, on the other hand realize to catalyst layer
Continual rinsing, effectively prevent the pollution of catalyst, enable the continuous not parking operation of continuous operating device for catalyzing and oxidating ozone,
Cancel backwashing system simultaneously, simplify structure.
Description of the drawings
Fig. 1 is the schematic diagram of continuous operating device for catalyzing and oxidating ozone of the present utility model.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with the accompanying drawings and it is embodied as
Example is described in detail to this utility model.
Refer to shown in Fig. 1, be continuous operating device for catalyzing and oxidating ozone 100 of the present utility model, it is anti-including first
Answer device 1, the influent waste water device 2 being connected to above first reactor 1, ozone is provided to 1 inner bottom part of the first reactor
Main ozone air intake installation 3, and the first reactor 1 be arranged side by side second reactor 5, from bottom connection it is described first reaction
The linker 4 of device 1 and the second reactor 5, the bed course 6 positioned at 5 inner bottom part of second reactor, above the bed course 6
Catalyst layer 7, the air distribution device 8, even of air is provided in second reactor described in 7 times directions of the catalyst layer 5
The discharging device 9 being connected to above the second reactor 5.
The flow direction of waste water is：Waste water is entered in the first reactor 1 and is flowed from top to bottom from the influent waste water device 2
Move, then linker 4 described in Jing enters 5 bottom of second reactor, then waste water is flowed in second reactor 5 from bottom to top, most
The second reactor 5 is discharged through the discharging device 9 afterwards to be further recovered or discharge.
The influent waste water device 2 is located above the first reactor 1, and the main ozone air intake installation 3 is to described
1 inner bottom part of first reactor provides ozone, therefore waste water is flowed after entering the first reactor 1 from top to bottom, with ozone adverse current
Clash into contact and then be effectively formed air-water mixed liquor, increase the contact area of ozone and waste water, in making a part of ozone and water
Organic substance reaction, on the other hand make part ozone be dissolved in the water, and with current by bottom linker 4 into second react
5 bottom of device.
Further, the main ozone air intake installation 3 includes the main ozone micro-pore aeration positioned at 1 inner bottom part of first reactor
Device 31, the main ozone air inlet pipe 32 connected with the main ozone micro-hole aerator 31.The main ozone micro-hole aerator 31 is titanium
Disk micro-hole aerator, ozone gas are from 32 Jing titanium dish micro-hole aerator of main ozone air inlet pipe with higher VELOCITY DIFFUSION to waste water
Ozone microbubble is formed, air-water mixed liquor can be more effectively formed.
The bed course 6 is made up of stone, porcelain ball etc., to support the catalyst layer 7.
Dissolved with ozone waste water when the catalyst layer 7, ozone produces hydroxyl radical free radical in the presence of catalyst, enters one
Organic substance in step oxidized waste water, so as to realize the catalytic ozonation of waste water.In the present embodiment, if the catalyst layer 7 by
Dry particl catalyst stacks to be formed, and the particle diameter of the catalyst is between 2mm ~ 6mm so that catalyst, waste water and ozone with compared with
Big contact area, can effectively improve catalytic ozonation effect；Space simultaneously between pellet type catalyst is moderate, does not allow
Easily block and be easy to rinse.
The air distribution device 8 includes air gas pipe 81 below the catalyst layer 7, and the air cloth
The air intake duct 82 of the connection of gas device 81.When continuous operating device for catalyzing and oxidating ozone 100 runs, constantly Jing is empty for air
Gas gas pipe 81 is entered in second reactor 5, and air flows from bottom to top, from
And cause catalyst surface keep cleaning and it is not contaminated.
In the present embodiment, the air gas pipe 81 gives the air cloth by the bed course 6 in the bed course 6
Gas device 81 is provided and is supported and fixed, in other embodiment, it is also possible to is arranged other fixed structures and is fixed the air gas pipe
81.The air mass flow that the air distribution device 8 is provided into the second reactor 5 is between 5 m3.m-2.h-1 ~ 15m3.m-2.h-1, i.e., per hour through the cross-sectional area 1m of catalyst layer 72Air capacity be 5 m3~ 15m3, the cross section of catalyst layer 7
The cross-sectional area of product namely second reactor 5.
Further, the continuous operating device for catalyzing and oxidating ozone 100 also includes into the second reactor 5 carrying
For the auxiliary ozone air intake installation 10 of ozone, the auxiliary ozone air intake installation 10 includes being arranged at 7 bottom of the catalyst layer
The ozonation aerated device 101 of auxiliary, the auxiliary ozone air inlet pipe 102 connected with the ozonation aerated device of the auxiliary 101.It is smelly by aiding in
Oxygen air intake installation 10 can be adjusted flexibly ozone and add, and effectively prevent and badly cause the feelings of water outlet deterioration because of system influent quality
Condition, it is ensured that stablizing for oxidation efficiency, makes oxidation unit have stronger impact resistance.In addition, being filled by main ozone air inlet
Put 3 and auxiliary ozone air intake installation 10 be dividedly in some parts ozone, the ozone added by main ozone air intake installation 3 first with waste water in have
Machine thing reacts, the content of the ozone dissolved in reducing waste water to a certain extent, is added by auxiliary ozone air intake installation 10
Mix with waste water after ozone so that ozone and the good mixing effect of waste water, improve the utilization rate of ozone.
The auxiliary ozone air intake installation 10 is optionally turned on and off, and when influent quality is more severe, opens
Auxiliary ozone air intake installation 10, ozone aid in ozonation aerated device 101 to discharge into Jing from auxiliary ozone air inlet pipe 102, make more
Ozone participate in catalytic oxidation, so as to ensure the treatment effect of waste water.
Using the continuous operating catalytic ozonation method of above-mentioned continuous operating device for catalyzing and oxidating ozone 100, wrap
Include following steps：Open influent waste water device 2 so that waste water continuously enters first reactor 1 from influent waste water device 2, and
Flowed in the first reactor 1 from top to bottom；Main ozone air intake installation 3 is opened, is provided to 1 inner bottom part of the first reactor
Waste water counter current contacting in ozone, ozone and first reactor 1, on the one hand making a part of ozone and waste water by reinforcing mass transfer
Organic substance reaction, part ozone is dissolved in waste water, and flowed into by the linker 4 with waste water second anti-
Device 5, waste water bottom-up flowing in second reactor 5 is answered to sequentially pass through bed course 6, catalyst layer 7；Open air distribution device
8, air is provided in second reactor described in 7 times directions of the catalyst layer 5, air is bottom-up continuously to catalyst layer
7 are rinsed；Discharging device 9 is opened, and the second reactor 5 is flowed out for the water after process and then is recycled or discharges.
Influent waste water device 2, main ozone air intake installation 3, air distribution device 8 can be opened simultaneously, it is also possible to successively open
Open, its opening sequence does not do restriction and arbitrarily can change；And the general last unlatching of discharging device 9, to ensure water treatment effect.
Using front, can now need first to open waste water and with vacant in continuous operating device for catalyzing and oxidating ozone 100
Water installations 2, after waste water reaches the main ozone micro-hole aerator 31 are then turned on main ozone air intake installation 3 and avoid ozone from escaping；
Air distribution device 8 is then turned on when waste water reaches catalyst layer or when higher.
Certainly, can also first injected clear water or process in continuous operating device for catalyzing and oxidating ozone 100 using before
The water crossed, now, influent waste water device 2, main ozone air intake installation 3, air distribution device 8, discharging device 9 can be opened simultaneously
Open.
Wherein, dissolved with ozone waste water during catalyst layer 7 is flowed through, ozone produces hydroxyl in the presence of catalyst
Base free radical, by the Organic substance in the further oxidized waste water of hydroxyl radical free radical, so as to realize the catalytic ozonation of waste water, oxygen
Dissolve water and flow to top Jing discharging devices 9 and discharge.
Air is with 5 m3.m-2.h-1 ~ 15m3.m-2.h-1Backwash rate continuously from air intake duct 82 enter simultaneously
Jing air gas pipe 81 discharges, and continuously catalyst layer 7 is rinsed so that catalyst surface keep cleaning and not
It is contaminated.
Further, in the embodiment with the auxiliary ozone air intake installation 10, when influent quality is more severe,
Auxiliary ozone air intake installation 10 is opened, ozone aids in ozonation aerated device 101 to discharge into Jing from auxiliary ozone air inlet pipe 102, makes
More ozone participate in catalytic oxidation, so as to ensure the treatment effect of waste water.According to the impurity, Organic substance that contain in water inlet
Species and how many, can selectively open or close the auxiliary ozone air intake installation 10 suitably to adjust containing for ozone
Amount.
In sum, continuous operating device for catalyzing and oxidating ozone 100 of the present utility model, by main ozone air intake installation
3 and air distribution device 8, gas-liquid mass transfer effect is on the one hand improve, the lasting punching to catalyst layer 7 is on the other hand realized
Wash, effectively prevent the pollution of catalyst, enable the 100 continuous not parking operation of continuous operating device for catalyzing and oxidating ozone, while
Backwashing system has been cancelled, structure has been simplified.In addition, by arranging auxiliary ozone air intake installation 10, ozone throwing can be adjusted flexibly
Plus, effectively prevent and the situation of water outlet deterioration is badly caused because of system influent quality, it is ensured that stablizing for oxidation efficiency, make oxygen
Makeup is put with stronger impact resistance.
Above example is only unrestricted to illustrate the technical solution of the utility model, although with reference to preferred embodiment pair
This utility model has been described in detail, it will be understood by those within the art that, can be to technology of the present utility model
Scheme is modified or equivalent, without deviating from the spirit and scope of technical solutions of the utility model.
Claims (7)
1. a kind of continuous operating device for catalyzing and oxidating ozone, it is characterised in that：Including first reactor, it is connected to the first reaction
Influent waste water device above device, the main ozone air intake installation that ozone is provided to the first reactor inner bottom part and described the
Second reactor that one reactor is arranged side by side, connect connecting for the first reactor and the second reactor from bottom
Device, the bed course positioned at second reactor inner bottom part, the catalyst layer above the bed course, the direction under the catalyst layer
The air distribution device of air, the discharging device being connected to above the second reactor are provided in the second reactor.
2. continuous operating device for catalyzing and oxidating ozone according to claim 1, it is characterised in that：The main ozone air inlet
Device includes the master that the main ozone micro-hole aerator positioned at first reactor inner bottom part is connected with the main ozone micro-hole aerator
Ozone air inlet pipe.
3. continuous operating device for catalyzing and oxidating ozone according to claim 1, it is characterised in that：The air gas distribution dress
Put the air intake duct connected with the air gas pipe including the air gas pipe below the catalyst layer.
4. continuous operating device for catalyzing and oxidating ozone according to claim 3, it is characterised in that：The air gas pipe
In the bed course.
5. continuous operating device for catalyzing and oxidating ozone according to claim 1, it is characterised in that：The catalyst layer by
Some beaded catalysts stack to be formed.
6. continuous operating device for catalyzing and oxidating ozone according to claim 5, it is characterised in that：The grain of the catalyst
Footpath is between 2mm ~ 6mm.
7. the continuous operating device for catalyzing and oxidating ozone according to any one in claim 1 ~ 6, it is characterised in that：Institute
Stating continuous operating device for catalyzing and oxidating ozone also includes that the auxiliary ozone air inlet that ozone is provided into the second reactor is filled
Put, the auxiliary ozone air intake installation includes being arranged at the ozonation aerated device of auxiliary and the auxiliary of the catalyst layer bottom
The auxiliary ozone air inlet pipe of ozonation aerated device connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621037742.2U CN206051655U (en) | 2016-09-05 | 2016-09-05 | Continuous operating device for catalyzing and oxidating ozone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621037742.2U CN206051655U (en) | 2016-09-05 | 2016-09-05 | Continuous operating device for catalyzing and oxidating ozone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206051655U true CN206051655U (en) | 2017-03-29 |
Family
ID=58369476
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621037742.2U Active CN206051655U (en) | 2016-09-05 | 2016-09-05 | Continuous operating device for catalyzing and oxidating ozone |
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| CN (1) | CN206051655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186279A (en) * | 2016-09-05 | 2016-12-07 | 苏州清然环保科技有限公司 | Continuous operating device for catalyzing and oxidating ozone and method |
-
2016
- 2016-09-05 CN CN201621037742.2U patent/CN206051655U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186279A (en) * | 2016-09-05 | 2016-12-07 | 苏州清然环保科技有限公司 | Continuous operating device for catalyzing and oxidating ozone and method |
| CN106186279B (en) * | 2016-09-05 | 2023-07-21 | 苏州清然环保科技有限公司 | Continuous operation type ozone catalytic oxidation device and method |
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