CN204702557U - A kind of modularization waste liquid oxidation reactor - Google Patents
A kind of modularization waste liquid oxidation reactor Download PDFInfo
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- CN204702557U CN204702557U CN201520387916.7U CN201520387916U CN204702557U CN 204702557 U CN204702557 U CN 204702557U CN 201520387916 U CN201520387916 U CN 201520387916U CN 204702557 U CN204702557 U CN 204702557U
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Abstract
The utility model discloses a kind of modularization waste liquid oxidation reactor, include reactor shell, internal partition, Under The Grille assembly, upper grid component, the cascade ring that upper grid component and Under The Grille inter-module huddle, aeration assembly, is located at the first manhole of both sides before and after reactor shell, visor, fluid inlet, leakage fluid dram, the second manhole and is located at the air inlet reducing adapter at reactor shell top, inlet pipe, dosing mouth, venting port, air pressure balance mouth and hanger.The utility model is by the pressure homogeneous of liquid phase and the integral structure of aeration, increase the speed of reaction of the reducing substances such as prussiate, COD in chlorine, sulfurous gas, this kind of oxidizing gas of ozone and waste liquid, what reduce gas freely decomposes ratio, realizes the industrial application to efficiently processing containing prussiate, COD waste liquid.The utility model is modular construction, and convenient transport and lifting, during use, multiple series and parallel in groups, is applicable to various industrial scale.
Description
Technical field
The utility model relates to a kind of modular reactor, particularly for the reactor carrying out advanced treatment containing prussiate and COD waste liquid, and specifically a kind of gas-liquid counter current mixing reactor.
Background technology
In the industrial production, cyanide process is the important means of gold and silver wet underwater welding always, thus the waste liquid containing cyanogen and cyanide derivatives of some amount be must discharge in process of production, simple prussiate and complex cyanide that multiple concentration differs and the COD composition such as the numerous cyanide derivatives of the kind such as cyanate, mauguinite and thiocyanate-comprised according to ore properties difference.
Apply the most generally chemical oxidization method in treatment Technology of Cyanide Wastewater method, mature have with chlorine be oxygenant Pomolio-Celdecor process, with sulfurous gas be oxygenant Yin Kefa, with hydrogen peroxide be oxygenant hydrogen peroxide-copper catalytic oxidation and take ozone as the Ozonation of oxygenant.When applying, above-mentioned reaction will complete in distinctive device.These devices can be divided into gas-liquid reaction, liquid-liquid reactions and solid-liquid reaction three types according to the form of reaction raw materials again.
The reaction of these oxidizing gas of chlorine, sulfurous gas, ozone and cyanide bearing waste solution belongs to gas-liquid reaction category, structure design needs the decomposition and the simple physical effusion that reduce oxidizing gas in reaction process, increase the gas residence time in the liquid phase, and maximize the speed of reaction of reducing substances in gas and liquid phase, improve a utilization ratio of gas.
Summary of the invention
The purpose of this utility model is accident emergent in order to solve manufacturing enterprise, and waste liquid leakage point is indefinite, needs removable and drops into the reaction unit disposed fast; Solve chlorine, sulfurous gas, these problems that oxidizing gas utilization ratio is low and oxidizing gas corrodibility is strong of ozone simultaneously, and a kind of modular reactor for carrying out efficient process containing prussiate and COD waste liquid is provided.
This reactor realizes advanced treatment by multiple series connection, and adapts to the size of source of the gas tolerance by multiple parallel connection, and the utility model is applicable to various industrial scale.This inside reactor adopts the multiple technologies means such as the pressure homogeneous of liquid phase and the integral structure of aeration, increase the reaction table area of oxidizing gas and liquid phase, improve the speed of reaction with reductive pollutants in liquid phase, what reduce gas freely decomposes ratio, realizes the industrial application to efficiently processing containing prussiate and COD waste liquid.The utility model can be rectangle or square, overall dimensions do not overtake other vehicles long, overall width and vehicle-mounted time road conditions allow height, convenient transport and lifting.
The utility model includes reactor shell, internal partition, Under The Grille bearing rib, Under The Grille back up pad, the Under The Grille assembly of lower corrugation plate and Under The Grille retaining plate composition, upper grill support gusset, upper grill support plate, the upper grid component of upper corrugation plate and upper grid retaining plate composition, the cascade ring that upper grid component and Under The Grille inter-module huddle, aeration head, aeration distribution adapter, the main adapter of aeration and segmentation flange composition aeration assembly, be located at the first manhole of both sides before and after reactor shell, visor, fluid inlet, leakage fluid dram, second manhole and the air inlet reducing adapter being located at reactor shell top, inlet pipe, dosing mouth, venting port, air pressure balance mouth and hanger.Reactor shell can use by multiple serial or parallel connection.
The enclosure material of described reactor shell is 0Cr18Ni9 or 022Cr17Ni12Mo2 stainless steel.
Described reactor enclosure inside and outside flange and all connection sealing element materials are viton or silicon rubber or tetrafluoroethylene material.
The material of the lower corrugation plate in described reactor shell, cascade ring and upper corrugation plate is polypropylene or pottery.
Working process of the present utility model and principle:
Before using, by the fluid inlet between the multiple reactor described in the utility model of adapter connection and leakage fluid dram, multiple reactor is formed equipment integrating, and the fluid inlet of first reactor is as the fluid inlet of pending waste liquid, and the leakage fluid dram of last reactor is as the leakage fluid dram of waste liquid after process; Be located at each reactor shell top air inlet reducing adapter on connect reducing valve after and connect compressed air source unit; Air pressure balance mouth connects vacuum pressure valves, outer row after the venting port of vacuum pressure valves and the venting port of reactor water receiving curtain in parallel absorb unreacted waste gas.
Pending waste liquid enters from the fluid inlet of first reactor, flow control is within the scope of technical requirements, after the visor place of second reactor has liquid level to rise, a kind of oxidizing gas in chlorine, sulfurous gas or ozone is passed in first reactor, the reducing valve connected before the adapter of adjustment air inlet reducing, ensures that intake pressure is greater than hydraulic pressure about the 0.03MPa of liquid level generation.Along with the inflow of pending waste liquid, open the air inlet reducing valve of each reactor successively.
The aerator of oxidizing gas in reactor forms reducing substances oxidizable contained by the pending liquid of uniform bubble and solution-air zone of action and reacts, force homogeneous gas-liquid two-phase through middle part packing layer again, overflow from venting port to reactor solution-air zone of action top liquid level residual gas.Reaction solution crosses internal partition to gas-liquid mixing district from top, solution-air zone of action through packing layer, after fully reacting in gas-liquid mixing district, the fluid inlet of next reactor is entered through discharge opeing external pipeline of making a slip of the tongue, until the reducing substances complete reaction in waste liquid, qualified waste liquid is arranged from the leakage fluid dram of last reactor; Discharge from vacuum pressure valves after the waste gas of overflowing from liquid phase in gas-liquid mixing district forms malleation and lay down excess pressure, during gas-liquid mixing district internal cause liquid-flow generation reactor negative pressure, reactor outer air enters reactor balanced reaction device external and internal pressure by vacuum pressure valves.In reaction process, monitoring reaction conditions, squeezes into reactor by after the mixing of doses concentration from dosing mouth pH value regulator, catalysis medicament and reinforced deposition agent if desired.
The beneficial effects of the utility model are:
1, the utility model adopts modular design, facilitates multiple serial or parallel connection combine, convenient transport and lifting, and does not need if desired to unload can complete connection on carrier vehicle, comes into operation, is beneficial to emergency processing.
2, the utility model is provided with the uniform switch of gas-liquid on top, aeration reaction zone, pass through layout optimization, effectively prevent bias current and channeling from producing, ensure that process gas and pending waste liquid carry out even high surface area counter current contact, improve the residence time of gas in liquid phase simultaneously.Reduce the simple physical effusion of oxidizing gas, increase a utilization ratio.
3, the built-in integrated titanium matter micropore metal sphere aerating apparatus of the utility model or Combined ceramic aeration disc, Controlling Technology gas bubbles size is at diameter 0.1 ~ 2mm.Have excellent erosion resistance, oxidation-resistance and mechanical property, long service life, aeration resistance is little, eyelet blocking can not be produced, make gas-liquid mixed even, reduce liquid-film resistance, increase vapour-liquid ratio surface-area, strengthening gas-liquid mass transfer effect, contributes to contact and the reaction of gas-liquid.Particularly for the instantaneous rapid reaction of some in Liquid film diffusion control region, obviously can increase speed of reaction, one time aeration rate is high.
4, the utility model shell adopts the stainless steels such as 0Cr18Ni9 or 022Cr17Ni12Mo2 to make, and has good erosion resistance to gas, liquid two-phase medium.
5, viton, silicon rubber and tetrafluoroethylene material are all selected in all connection sealings of the utility model, have good chemical stability to gas, liquid two-phase medium.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model embodiment.
Embodiment
Refer to shown in Fig. 1, the present embodiment includes reactor shell 1, internal partition 2, Under The Grille bearing rib 6, Under The Grille back up pad 7, the Under The Grille assembly that lower corrugation plate 8 and Under The Grille retaining plate 9 form, upper grill support gusset 19, upper grill support plate 20, the upper grid component of upper corrugation plate 21 and upper grid retaining plate 22 composition, the cascade ring 12 that upper grid component and Under The Grille inter-module huddle, aeration head 3, aeration distribution adapter 4, the main adapter 5 of aeration and segmentation flange 10 form aeration assembly, be located at the first manhole 11 of both sides before and after reactor shell 1, visor 13, fluid inlet 14, leakage fluid dram 25, second manhole 26 and the air inlet reducing adapter 15 being located at reactor shell 1 top, inlet pipe 16, dosing mouth 17, venting port 18, air pressure balance mouth 23 and hanger 24.Reactor shell 1 can use by multiple serial or parallel connection.
The enclosure material of described reactor shell 1 is 0Cr18Ni9 or 022Cr17Ni12Mo2 stainless steel.
In described reactor shell 1, outward flange and all connection sealing element materials are viton or silicon rubber or tetrafluoroethylene material.
The material of the lower corrugation plate 8 in described reactor shell 1, cascade ring 12 and upper corrugation plate 21 is polypropylene or pottery.
Claims (4)
1. a modularization waste liquid oxidation reactor, is characterized in that: include reactor shell (1), internal partition (2), Under The Grille bearing rib (6), Under The Grille back up pad (7), the Under The Grille assembly that lower corrugation plate (8) and Under The Grille retaining plate (9) form, upper grill support gusset (19), upper grill support plate (20), the upper grid component that upper corrugation plate (21) and upper grid retaining plate (22) form, the cascade ring (12) that upper grid component and Under The Grille inter-module huddle, aeration head (3), aeration distribution adapter (4), the main adapter of aeration (5) and segmentation flange (10) composition aeration assembly, be located at first manhole (11) of both sides before and after reactor shell (1), visor (13), fluid inlet (14), leakage fluid dram (25), second manhole (26) and be located at reactor shell (1) top air inlet reducing adapter (15), inlet pipe (16), dosing mouth (17), venting port (18), air pressure balance mouth (23) and hanger (24), reactor shell (1) can use by multiple serial or parallel connection.
2. a kind of modularization waste liquid oxidation reactor according to claim 1, is characterized in that: the enclosure material of described reactor shell (1) is 0Cr18Ni9 or 022Cr17Ni12Mo2 stainless steel.
3. a kind of modularization waste liquid oxidation reactor according to claim 1, is characterized in that: described reactor shell (1) interior outward flange and all connection sealing element materials are viton or silicon rubber or tetrafluoroethylene material.
4. a kind of modularization waste liquid oxidation reactor according to claim 1, is characterized in that: the material of the lower corrugation plate (8) in described reactor shell (1), cascade ring (12) and upper corrugation plate (21) is polypropylene or pottery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520387916.7U CN204702557U (en) | 2015-06-06 | 2015-06-06 | A kind of modularization waste liquid oxidation reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520387916.7U CN204702557U (en) | 2015-06-06 | 2015-06-06 | A kind of modularization waste liquid oxidation reactor |
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| Publication Number | Publication Date |
|---|---|
| CN204702557U true CN204702557U (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520387916.7U Active CN204702557U (en) | 2015-06-06 | 2015-06-06 | A kind of modularization waste liquid oxidation reactor |
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| Country | Link |
|---|---|
| CN (1) | CN204702557U (en) |
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2015
- 2015-06-06 CN CN201520387916.7U patent/CN204702557U/en active Active
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