CN220265446U - Supercritical oxidation treatment device for printing and dyeing wastewater - Google Patents
Supercritical oxidation treatment device for printing and dyeing wastewater Download PDFInfo
- Publication number
- CN220265446U CN220265446U CN202321558856.1U CN202321558856U CN220265446U CN 220265446 U CN220265446 U CN 220265446U CN 202321558856 U CN202321558856 U CN 202321558856U CN 220265446 U CN220265446 U CN 220265446U
- Authority
- CN
- China
- Prior art keywords
- water outlet
- device shell
- printing
- water
- inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004043 dyeing Methods 0.000 title claims abstract description 34
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 33
- 230000003647 oxidation Effects 0.000 title claims abstract description 32
- 239000002351 wastewater Substances 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 95
- 239000010865 sewage Substances 0.000 claims abstract description 46
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 25
- 239000012535 impurity Substances 0.000 claims abstract description 18
- 239000007800 oxidant agent Substances 0.000 claims abstract description 18
- 239000007787 solid Substances 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 3
- 230000003472 neutralizing effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 239000010802 sludge Substances 0.000 abstract description 6
- 230000001590 oxidative effect Effects 0.000 abstract description 2
- 230000001376 precipitating effect Effects 0.000 abstract description 2
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 239000010815 organic waste Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
A supercritical oxidation treatment device for printing and dyeing wastewater relates to the technical field of printing and dyeing wastewater treatment, and comprises: the device shell, its external surface is equipped with a plurality of screw, it sets up in the top left front of device shell, the rear of sewage inlet is equipped with into clear mouth, the right side of intaking clear mouth is equipped with into dissolving agent mouth, advance the place ahead of dissolving agent mouth and be equipped with into the oxidant mouth, there is supercharging device in the middle of the device shell top through bolted connection, the delivery port, it sets up in the middle of the bottom of device shell, there is the water outlet valve at the top of delivery port through bolted connection, be provided with the support column around the delivery port, the top welding of support column is in the bottom of device shell, the device shell includes: the heating plate is arranged on the inner side wall of the device shell and is used for heating the inside of the device shell; the supercritical oxidation treatment device for the printing and dyeing wastewater has the advantages of being capable of removing printing and dyeing sludge in the wastewater, preventing solid impurities in the wastewater from precipitating and blocking a water outlet.
Description
Technical Field
The utility model relates to the technical field of printing and dyeing wastewater treatment, in particular to a supercritical oxidation treatment device for printing and dyeing wastewater.
Background
Oxidation process carried out in supercritical aqueous phase. When water is in a high-temperature and high-pressure state (namely a supercritical state) above a critical point (374 ℃ and 22.1 MPa), organic waste, air, oxygen and other oxidants can be mutually dissolved in supercritical water to perform a homogeneous oxidation reaction, the reaction speed is high, the reaction is more sufficient, so that the organic waste in the water is removed, in four major COD discharge industries of the industry in China, the COD discharge amount of the textile printing and dyeing industry is the fourth place, and the printing and dyeing wastewater accounts for 80% of the wastewater in the textile printing and dyeing industry, and is organic industrial wastewater which is difficult to treat.
However, in the prior art, a large amount of printing and dyeing sludge is contained in the printing and dyeing wastewater, and the printing and dyeing sludge is easily accumulated at the bottom of the equipment during supercritical treatment, which brings great trouble to the supercritical treatment.
Disclosure of Invention
The utility model aims to provide a supercritical oxidation treatment device for printing and dyeing wastewater, which has the advantages of being capable of removing printing and dyeing sludge in sewage, preventing solid impurities in the sewage from precipitating and blocking a water outlet, and solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: comprising the following steps: the outer surface of the device shell is provided with a plurality of screw holes;
the sewage inlet is arranged at the left front part of the top of the device shell, a clean water inlet is arranged at the rear part of the sewage inlet, a dissolving agent inlet is arranged at the right side of the clean water inlet, an oxidizing agent inlet is arranged at the front part of the dissolving agent inlet, and a pressurizing device is connected in the middle of the top of the device shell through a bolt;
the water outlet is arranged in the middle of the bottom of the device shell, the top of the water outlet is connected with a water outlet valve through a bolt, support columns are arranged around the water outlet, and the top of each support column is welded at the bottom of the device shell.
Preferably, the device housing comprises:
the heating plate is arranged on the inner side wall of the device shell and is used for heating the inside of the device shell so as to enable the inside of the device shell to meet the requirement of supercritical water;
the stirring post, its bottom center that sets up the wall of device shell wall, stirring post lateral wall fixedly connected with helical blade, stirring post inside wall fixedly connected with filter screen, the inside of stirring post is embedded to have a water cavity, water cavity bottom is connected with the delivery port, the lateral wall of stirring post is equipped with the through-hole.
Preferably, the stirring column is connected with the water outlet cavity of the inner side wall through the through hole of the outer side wall, sewage after the stirring oxidation treatment of the spiral fan blade flows to the water outlet cavity from the through hole, incompletely dissolved solid impurities can be filtered out through the filter screen during the process, and the blocked solid impurities can be thrown back into the device by the rotation of the stirring column.
Preferably, the sewage inlet is used for conveying sewage to be treated into the device, the clean water inlet is used for placing a proper amount of neutralizing clean water into the device, the dissolving agent inlet is used for placing a dissolving agent to dissolve solid impurities in the sewage, so that excessive blocking of through holes on the outer surface of the stirring column due to impurities is prevented, the oxidizing agent inlet is used for placing an oxidizing agent to oxidize the sewage, and the sewage inlet, the clean water inlet, the dissolving agent inlet and the oxidizing agent inlet have the same internal structure and can be interchanged according to conditions.
Preferably, the supercharging device is connected with the inside of the device shell, the supercharging device is used for increasing the pressure inside the device shell, so that the pressure inside the device shell reaches the high pressure required by supercritical water, and the supercharging device and the heating plate are mutually matched to provide high temperature and high pressure for creating the supercritical water.
Preferably, the water outlet valve is used for controlling whether the filtered water in the water outlet cavity is discharged or not, and the water outlet valve can be controlled to be opened to discharge the water in the water outlet cavity after the supercritical oxidation treatment is carried out on the sewage.
Preferably, the four support columns are respectively arranged at the periphery of the bottom of the device shell and used for supporting the whole device, so that a space is created for placing the water outlet and the water outlet valve.
Compared with the prior art, the utility model has the following beneficial effects:
1. this printing and dyeing wastewater supercritical oxidation processing apparatus heats inside through the hot plate, creates high temperature condition for supercritical water, stirs inside sewage through spliced pole and helical blade, prevents that solid impurity in the sewage from depositing and blocking up the delivery port, filters through the filter screen, prevents that solid impurity in the sewage from getting into the delivery port.
2. The supercritical oxidation treatment device for the printing and dyeing wastewater is characterized in that a dissolving agent is placed into the supercritical oxidation treatment device through a dissolving agent inlet, impurities and printing and dyeing sludge in sewage are removed, the inside is pressurized through a pressurizing device, high-pressure conditions are created for supercritical water, a device shell is supported through a supporting column, a space is provided for placing a water outlet and a water outlet valve, and the device shell is fixed.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a supercritical oxidation treatment device for printing and dyeing wastewater;
FIG. 2 is a schematic diagram showing a schematic front view of a supercritical oxidation treatment device for printing and dyeing wastewater;
FIG. 3 is a schematic diagram of a stirring column of a supercritical oxidation treatment device for printing and dyeing wastewater;
FIG. 4 is a schematic top view of a supercritical oxidation processing apparatus for printing and dyeing wastewater according to the present utility model.
The reference numerals in the drawings indicate: 1. a device housing; 2. a sewage inlet; 3. a water inlet and a water outlet; 4. a dissolving agent inlet; 5. an oxidant inlet; 6. a supercharging device; 7. a water outlet; 8. a support column; 9. a heating plate; 10. stirring the column; 11. spiral fan blades; 12. a filter screen; 13. a water outlet valve; 14. and a water outlet cavity.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1:
referring to fig. 1, 2 and 3, a supercritical oxidation treatment device for printing and dyeing wastewater comprises a device housing 1, wherein the outer surface of the device housing is provided with a plurality of screw holes, a sewage inlet 2 is arranged at the left front part of the top of the device housing 1, a clean water inlet 3 is arranged at the rear of the sewage inlet 2, a dissolving agent inlet 4 is arranged at the right side of the clean water inlet 3, an oxidizing agent inlet 5 is arranged at the front of the dissolving agent inlet 4, a pressurizing device 6 is connected in the middle of the top of the device housing 1 through bolts, a water outlet 7 is arranged in the middle of the bottom of the device housing 1, a water outlet valve 13 is connected at the top of the water outlet 7 through bolts, support columns 8 are arranged around the water outlet 7, the tops of the support columns 8 are welded at the bottom of the device housing 1, and the device housing 1 comprises: the hot plate 9, it sets up the inside wall at device shell 1, the hot plate 9 is used for carrying out heating treatment to the inside of device shell 1, let the inside demand that reaches supercritical water of device shell 1, stirring post 10, it sets up the bottom center at device shell 1 side wall, stirring post 10 lateral wall fixedly connected with helical blade 11, stirring post 10 inside wall fixedly connected with filter screen 12, the inside of stirring post 10 is embedded to have a water outlet cavity 14, water outlet cavity 14 bottom is connected with delivery port 7, the lateral wall of stirring post 10 is equipped with the through-hole, stirring post 10 is connected with the play water cavity 14 of inside wall through the through-hole of lateral wall, the sewage after helical blade 11 stirring oxidation treatment can flow to water outlet cavity 14 from the through-hole, can filter incompletely dissolved solid impurity through filter screen 12 during the period, the solid impurity that is blocked can be thrown back inside the device by the rotation of stirring post 10, through hot plate 9 heats inside, be favorable to creating high temperature condition for supercritical water, stir inside sewage through stirring post 10 and helical blade 11, be favorable to preventing solid impurity precipitation in the sewage from blocking delivery port 7, filter through 12, be favorable to preventing solid impurity in the sewage from getting into delivery port 7.
Example 2:
referring to fig. 1, 2 and 4, a supercritical oxidation treatment device for printing and dyeing wastewater includes: the sewage inlet 2, the sewage inlet 2 conveys the sewage to be treated into the device, the clean water inlet 3 is used for putting a proper amount of neutralizing clean water into the device, the dissolving agent inlet 4 is used for putting a dissolving agent to dissolve solid impurities in the sewage, excessive blocking of through holes on the outer surface of the stirring column 10 is prevented, the oxidizing agent inlet 5 is used for putting an oxidizing agent to oxidize the sewage, the structures of the sewage inlet 2, the clean water inlet 3, the dissolving agent inlet 4 and the oxidizing agent inlet 5 are the same, specific conveying liquid can be exchanged according to the situation, the pressurizing device 6 is connected with the inside of the device shell 1, the pressurizing device 6 is used for increasing the pressure inside the device shell 1 to ensure that the pressure inside the device shell 1 reaches the high pressure required by supercritical water, the supercharging device 6 and the heating plate 9 are matched with each other to create high temperature and high pressure for supercritical water, the water outlet valve 13 is used for controlling whether filtered water in the water outlet cavity 14 is discharged, when the supercritical oxidation treatment is carried out on sewage, the water outlet valve 13 can be controlled to be opened, water in the water outlet cavity 14 is discharged, the four support columns 8 are respectively arranged at the periphery of the bottom of the device shell 1 and used for supporting the whole device, space is created for placing the water outlet 7 and the water outlet valve 13, the dissolving agent is placed through the dissolving agent inlet 4, impurities and printing and dyeing sludge in the sewage are removed, the supercharging device 6 is used for pressurizing the inside, high pressure conditions for supercritical water are created, the device shell 1 is supported through the support columns 8, space is provided for placing the water outlet 7 and the water outlet valve 13, and the device shell 1 is fixed.
Working principle: when the supercritical oxidation treatment device for printing and dyeing wastewater is used, a sewage pipe, a clear water pipe, a dissolving agent pipe and an oxidizing agent pipe are respectively connected into a sewage inlet 2, a clear water inlet 3, a dissolving agent inlet 4 and an oxidizing agent inlet 5, a pressurizing device 6 and a heating plate 9 are started, the inside of the device is in a high-temperature and high-pressure state, sewage is stirred by a stirring column 10 and a spiral fan blade 11, the sewage is quickly fused with the dissolving agent and the oxidizing agent, and a water outlet valve 13 is opened after the sewage is subjected to supercritical oxidation treatment, so that the filtered sewage is discharged from a water outlet cavity 14.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. A supercritical oxidation treatment device for printing and dyeing wastewater is characterized in that: comprising the following steps:
a device housing (1) having a plurality of screw holes formed in an outer surface thereof;
the sewage inlet (2) is arranged at the left front part of the top of the device shell (1), a clean water inlet (3) is arranged at the rear part of the sewage inlet (2), a dissolving agent inlet (4) is arranged at the right side of the clean water inlet (3), an oxidizing agent inlet (5) is arranged at the front part of the dissolving agent inlet (4), and a pressurizing device (6) is connected in the middle of the top of the device shell (1) through bolts;
the water outlet (7) is arranged in the middle of the bottom of the device shell (1), a water outlet valve (13) is connected to the top of the water outlet (7) through a bolt, support columns (8) are arranged around the water outlet (7), and the top of each support column (8) is welded to the bottom of the device shell (1).
2. The supercritical oxidation treatment device for printing and dyeing wastewater according to claim 1, wherein: the device housing (1) comprises:
the heating plate (9) is arranged on the inner side wall of the device shell (1), and the heating plate (9) is used for carrying out heating treatment on the inside of the device shell (1) so as to enable the inside of the device shell (1) to meet the requirement of supercritical water;
stirring post (10), its bottom center that sets up at device shell (1) each other lateral wall, stirring post (10) lateral wall fixedly connected with helical blade (11), stirring post (10) inside wall fixedly connected with filter screen (12), the inside of stirring post (10) is embedded to have out water chamber (14), out water chamber (14) bottom is connected with delivery port (7), the lateral wall of stirring post (10) is equipped with the through-hole.
3. The supercritical oxidation treatment device for printing and dyeing wastewater according to claim 2, wherein: the stirring column (10) is connected with the water outlet cavity (14) of the inner side wall through the through hole of the outer side wall, sewage subjected to stirring oxidation treatment by the spiral fan blades (11) flows into the water outlet cavity (14) from the through hole, incompletely dissolved solid impurities can be filtered out by the filter screen (12) during the process, and the blocked solid impurities can be thrown back into the device by the rotation of the stirring column (10).
4. The supercritical oxidation treatment device for printing and dyeing wastewater according to claim 1, wherein: the sewage inlet (2) conveys sewage to be treated into the device, the water inlet (3) is used for putting a proper amount of neutralizing clean water into the device, the dissolving agent inlet (4) is used for putting a dissolving agent into the device to dissolve solid impurities in the sewage, the excessive through holes on the outer surface of the stirring column (10) are prevented from being blocked, the oxidizing agent inlet (5) is used for putting an oxidizing agent into the sewage to perform oxidation treatment, and the sewage inlet (2), the water inlet (3), the dissolving agent inlet (4) and the oxidizing agent inlet (5) have the same internal structure and can be interchanged according to the situation.
5. The supercritical oxidation treatment device for printing and dyeing wastewater according to claim 1, wherein: the supercharging device (6) is connected with the inside of the device shell (1), the supercharging device (6) is used for increasing the pressure inside the device shell (1) to enable the pressure inside the device shell (1) to reach the high pressure required by supercritical water, and the supercharging device (6) and the heating plate (9) are matched with each other to provide high temperature and high pressure for creating the supercritical water.
6. The supercritical oxidation treatment device for printing and dyeing wastewater according to claim 5, wherein: the water outlet valve (13) is used for controlling whether the filtered water in the water outlet cavity (14) is discharged or not, and when the sewage is subjected to supercritical oxidation treatment, the water outlet valve (13) can be controlled to be opened so as to discharge the water in the water outlet cavity (14).
7. The supercritical oxidation treatment device for printing and dyeing wastewater according to claim 5, wherein: the four support columns (8) are respectively arranged at the periphery of the bottom of the device shell (1) and used for supporting the whole device, and a space is created for placing the water outlet (7) and the water outlet valve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558856.1U CN220265446U (en) | 2023-06-19 | 2023-06-19 | Supercritical oxidation treatment device for printing and dyeing wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558856.1U CN220265446U (en) | 2023-06-19 | 2023-06-19 | Supercritical oxidation treatment device for printing and dyeing wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220265446U true CN220265446U (en) | 2023-12-29 |
Family
ID=89315867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321558856.1U Active CN220265446U (en) | 2023-06-19 | 2023-06-19 | Supercritical oxidation treatment device for printing and dyeing wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220265446U (en) |
-
2023
- 2023-06-19 CN CN202321558856.1U patent/CN220265446U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212224012U (en) | Dredging device for hydraulic engineering | |
| CN220265446U (en) | Supercritical oxidation treatment device for printing and dyeing wastewater | |
| CN115770433A (en) | Novel full-automatic tubular milipore filter preliminary treatment filters device | |
| CN212067808U (en) | Plant antipruritic extract extraction equipment | |
| CN214734977U (en) | Novel sewage treatment equipment | |
| CN212833202U (en) | Be used for chemical industry effluent treatment plant | |
| CN210995755U (en) | A innocent treatment device for restoreing heavy metal soil plant | |
| CN217323693U (en) | Underground water deironing removes automatic water supply integration equipment of manganese | |
| CN208980459U (en) | A kind of industrial sewage recycling device | |
| CN219526304U (en) | Impurity residual liquid recovery type reflux concentration device | |
| CN220485422U (en) | Sewage zero release treatment facility | |
| CN216360439U (en) | Industrial wastewater high-efficiency treatment device | |
| CN216337112U (en) | Industrial wastewater treatment separation filter equipment | |
| CN114192559B (en) | Restoration device and method for hexavalent chromium polluted soil | |
| CN108640356A (en) | A kind of domestic waste water filter device and method | |
| CN215668721U (en) | Ceramic fiber paper waste recovery heating tank | |
| CN217677034U (en) | High-efficiency water treatment device | |
| CN218740484U (en) | Sewage treatment medicament dissolves filter equipment | |
| CN214270526U (en) | Circulating filter device for water purification plant | |
| CN219324090U (en) | Quick mixing arrangement of oil field sewage treatment medicament | |
| CN217809012U (en) | Filtering and stirring device for sewage treatment tank | |
| CN216711786U (en) | Drive structure of catalytic reaction device for sewage treatment | |
| CN217526517U (en) | Industrial sewage circulation treatment device | |
| CN215939541U (en) | Yellow phosphorus tail gas recovery and purification tower for power generation | |
| CN220968921U (en) | Granule refining equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |