CN209740797U - Waste water treatment device - Google Patents
Waste water treatment device Download PDFInfo
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- CN209740797U CN209740797U CN201920378821.7U CN201920378821U CN209740797U CN 209740797 U CN209740797 U CN 209740797U CN 201920378821 U CN201920378821 U CN 201920378821U CN 209740797 U CN209740797 U CN 209740797U
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Abstract
the utility model discloses a wastewater treatment device, including the plasma reactor, with the plasma reactor pass through the water treatment case of outlet duct intercommunication, through the intake pipe with the air separation plant of plasma reactor intercommunication and with the cooling system that the plasma reactor links to each other, the outlet duct front end is connected with the micropore ware. The plasma reactor that this water treatment facilities adopted has cooling system, can realize that the plasma reactor lasts the cooling heat dissipation, and reactor long service life, ozone conversion rate is high, gets rid of advantages such as effectual to pollutant in the waste water.
Description
Technical Field
the utility model relates to a wastewater treatment device, which prepares active substances through a plasma discharge reactor to perform wastewater treatment and belongs to the field of environmental technology and water treatment.
Background
In recent years, with the development of industry, economic prosperity and corresponding water pollution becoming more and more serious, strict standards and laws are established in order to protect environment and water resources and to enable treated sewage to be recycled, and in order to protect environment and relevant departments. Generally, industrial wastewater must be subjected to three-stage advanced treatment to meet the requirements of water pollution treatment and wastewater reuse.
ozone is used as a strong oxidant, has extremely strong oxidizing power in water treatment, has the oxidation-reduction potential of 2.07V, is second only to fluorine, and has the oxidizing power of 1.25 times that of chlorine. Ozone can not only oxidize inorganic substances in water, but also oxidize organic substances which are difficult to biodegrade. Has been widely applied to wastewater treatment.
However, ozone is extremely decomposed into oxygen, cannot be stored and transported, and can only be generated in real time at the use site.
To this end, patent publication No. CN205709969U discloses a wastewater treatment apparatus in 2016, 11, 23, comprising: a housing; a plasma reactor disposed in the housing, the plasma reactor generating an ionized gas by a plasma; a plurality of bubble generating parts for generating fine bubbles and discharging the fine bubbles into water; a multiconnector disposed at one side of the plasma reactor, and connecting the plasma reactor and the plurality of bubble generating parts; and a power supply unit for supplying power to the plasma reactor. Can effectively treat a large amount of waste water. Moreover, the water treatment capacity is large, and the device can be installed in a narrow space.
however, during the working period of the plasma reactor, the existing ozone generator has low production efficiency, low wastewater purification rate and high energy consumption, so that the use of the existing ozone generator is limited to a certain extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defects of the prior art and providing a wastewater treatment device which has the advantages of high ozone conversion rate, good treatment effect, long service life of a reactor, high wastewater treatment efficiency and the like.
the utility model adopts the technical proposal that:
A wastewater treatment device comprises a plasma reactor, a water treatment tank communicated with the plasma reactor through an air outlet pipe, an air separation device communicated with the plasma reactor through an air inlet pipe, and a cooling system connected with the plasma reactor, wherein the front end of the air outlet pipe is connected with a microporator;
The cooling system comprises a first water inlet water storage tank, a second water inlet water storage tank, a first water outlet water storage tank, a second water outlet water storage tank and a cooling pool, wherein the first water inlet water storage tank, the second water inlet water storage tank, the first water outlet water storage tank and the second water outlet water storage tank are connected with the plasma reactor, and the cooling pool is communicated with the first water inlet water storage tank and the second water inlet water storage tank through a return pipe;
the high-voltage electrode of the plasma reactor is electrically connected with a high-voltage power supply;
The water treatment tank is provided with a water inlet control valve and a water outlet control valve;
The first water inlet water storage tank and the second water inlet water storage tank are respectively communicated with a first cooling pipe and a second cooling pipe which are arranged in the plasma reactor, the first cooling pipe cools the grounding electrode, and the second cooling pipe cools the high-voltage electrode.
the discharge gas of the plasma reactor is separated into oxygen in a certain proportion by an air separation device, the oxygen is led in by an air inlet pipe, ozone generated after discharge enters the wastewater in the water treatment tank through the aeration of a micropore device by an air outlet pipe, harmful substances in the wastewater are oxidized, and the wastewater flows out through a water outlet valve after being treated.
The current effluent treatment plant who adopts plasma reactor, its efficiency is underneath, and some reasons are that plasma reactor can produce a large amount of heat during operation, influence its work efficiency, the utility model discloses a set up cooling system, not only can improve waste water treatment efficiency, prolong the life of reactor moreover, practice thrift the waste water treatment cost.
Preferably, the microporous device comprises a spherical joint communicated with the air outlet pipe, a hose communicated with the spherical joint, and a gravity ball arranged at the free end of the hose, wherein the gravity ball is provided with a plurality of air outlets. Through hose connection, under the action of the acting force of ozone gas and water and the gravity of the gravity ball, the gravity ball can move in the wastewater in a non-directional manner, and the distribution range of ozone in the wastewater is enlarged.
Preferably, the hoses are different in length.
Preferably, the gas inlet pipe is provided with a flow controller for controlling the flow of gas entering the plasma reactor.
Preferably, the proportion of oxygen provided by the air separation device is 50-100%, and the ozone generation efficiency is ensured.
Preferably, the pressure in the water treatment tank is 0.1-100 Mpa, so that the solubility of ozone in wastewater is increased, and the treatment efficiency is improved.
Preferably, the pipe head of the air outlet pipe immersed in water is provided with micropores, and the micropore device can be a long round pipe type and is arranged at the bottom of the water for uniform aeration.
Preferably, all the water storage tanks are not full, and the liquid level of the water storage tanks is 10cm above the outlet position of the water inlet pipe on the top of the tank.
Preferably, the liquid level of the cooling pool is 10cm above the outlet of the top water inlet pipe.
Preferably, the high voltage power supply is one of an ac power supply, a dc power supply, a radio frequency power supply, a high frequency high voltage power supply or a microwave power supply.
Preferably, one side of the high voltage electrode and one side of the grounding electrode of the plasma reactor are respectively contacted with the first cooling pipe and the second cooling pipe.
Preferably, the diameter of the micropores on the microporator is 5-1000 μm.
Preferably, the cooling water in the cooling pool is connected with the ground through a grounding wire.
Preferably, the gas inlet pipe, the gas outlet pipe and the return pipe in the wastewater treatment device are all non-conductive insulating pipes.
Preferably as this scheme, each water storage tank contains the water storage tank of first intaking in the waste water treatment device, the water storage tank of second intaking, first water storage tank, the second water storage tank of going out is provided with insulating division board in, divide into two parts with the water storage tank, and when insulating division board closed, the water storage tank eminence part cooling water was to low. Each water storage tank is divided into two parts by an insulating partition plate, which is beneficial to high-efficiency cooling.
The utility model has the advantages that: 1. the continuous treatment of the wastewater can be realized by controlling the flow speed of the wastewater in and out; 2. compared with the traditional plasma discharge for preparing ozone, the plasma reactor has the advantages that the plasma reactor is provided with the cooling system, the treatment efficiency is higher, and the service life of the reactor is longer; 3. the utility model has the advantages of small oxygen demand and high ozone conversion rate; 4. the utility model discloses a waste water treatment device has certain pressure for ozone solubility increase in waste water, and the treatment effeciency improves.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a sleeve-type plasma reactor according to a first embodiment of the present invention;
fig. 3 is a schematic structural view of a plate-type plasma reactor according to a second embodiment of the present invention.
Detailed Description
in order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The first embodiment is as follows:
A wastewater treatment device, as shown in figure 1, comprises a water treatment tank 1, an air separation device 4, a plasma reactor 700 and a cooling system. The plasma reactor 700 is communicated with the water treatment tank 1 through an air outlet pipe 41, and an air separation device is arranged through an air inlet pipe 41.
the cooling system comprises a first water inlet water storage tank 61, a second water inlet water storage tank 62, a first water outlet water storage tank 63, a second water outlet water storage tank 64 and a cooling pool 8 which are connected with the plasma reactor 700, wherein the water inlet of the cooling pool 8 is communicated with the first water outlet water storage tank 63 and the second water outlet water storage tank 64, the water outlet of the cooling pool is communicated with the first water inlet water storage tank 61 and the second water inlet water storage tank 62 through a return pipe, and a water suction pump 9 is arranged on the return pipe;
The high-voltage electrode of the plasma reactor 700 is electrically connected with a high-voltage power supply 2, and an alternating current power supply is adopted;
The water treatment tank 1 is provided with a water inlet control valve 51 and a water outlet control valve 52;
the first water inlet storage tank 61 and the second water inlet storage tank 62 are respectively communicated with a first cooling pipe 701 and a second cooling pipe 702 in the plasma reactor 700, the first cooling pipe 701 cools the grounding electrode, and the second cooling pipe 702 cools the high-voltage electrode. All the water storage tanks are not full, and the liquid level of the water storage tanks is 10cm above the outlet of the water inlet pipe on the top of the tank. The liquid level of the cooling pool is lower than the outlet of the top water inlet pipe by more than 10 cm.
The discharge gas of the plasma reactor 700 is separated into oxygen in a certain proportion by the air separation device 4, the flow is controlled by the flow controller 40, the oxygen is led in through the air inlet pipe 41, the ozone generated after discharge enters the wastewater through the air outlet pipe 42 and the micropore device 10, the harmful substances in the wastewater are oxidized, and the wastewater flows out through the water outlet valve 52 after being treated.
In this embodiment, a sleeve-type plasma reactor is used, as shown in fig. 2, an air separator 4 separates oxygen with a high concentration ratio, the oxygen ratio is controlled to be 50-100%, in this embodiment 90%, the flow rate is adjusted by a flow controller 40, the oxygen is introduced into a discharge gap 704 through a gas introduction pipe 41 to discharge, high-concentration O3 is generated, O3 is aerated into wastewater through a microporous device after passing through a discharge pipe 42, and the wastewater is subjected to oxidation treatment, wherein the diameter of upper micropores is 5-1000 μm, in this embodiment 450 μm. The pressure of the water treatment tank is adjusted to be set to 1Kpa by the pressure controller 3, and the inflow and outflow water rates are set by the inflow control valve 51 and the outflow control valve 52.
In the embodiment of the cooling system, cooling water is pumped to the first water inlet storage tank 61 and the second water inlet storage tank 62 by the water pump 9, flow rates of the cooling water entering the first cooling pipe 701 and the second cooling pipe 707 are respectively controlled by the control valve 53 and the control valve 54, the plasma reactor grounding electrode 702 and the high-voltage electrode 706 are respectively cooled, and the cooled water enters the first water outlet storage tank 63 and the second water outlet storage tank 64 and then returns to the cooling pool 8 for cooling.
Specifically, the process 1 includes, when the plasma reactor starts to operate, opening the intermediate insulating partition between the first effluent water storage tank 63 and the second effluent water storage tank 64, closing the control valve 55 and the control valve 56, controlling the flow rates of the cooling water entering the first cooling pipe 701 and the second cooling pipe 707 through the control valve 53 and the control valve 54, respectively, allowing the cooling water to enter the first cooling pipe 701 and the second cooling pipe 702 to cool the ground electrode 702 and the high-voltage electrode 706, and allowing the cooling water to enter the right half of the first effluent water storage tank 63 and the right half of the second effluent water storage tank 64, respectively, after cooling.
2. After a certain time, the insulating isolation board of the first water inlet water storage tank 61, the insulating isolation board of the second water inlet water storage tank 62, the insulating isolation board of the first water outlet water storage tank 63 and the insulating isolation board of the second water outlet water storage tank 64 are closed, the control valve 55 and the control valve 56 are opened, cooling water returns to the cooling pool 8 for cooling, then the water suction pump 9 is opened, and the cooling water is pumped to the right half part of the first water inlet water storage tank 61 and the right half part of the second water inlet water storage tank 62.
3. After a certain time, the control valve 55 and the control valve 56 are closed, the water pump 9 is closed, the insulating partition board of the first water inlet water storage tank 61, the insulating partition board of the second water inlet water storage tank 62, the insulating partition board of the first water outlet water storage tank 63 and the insulating partition board of the second water outlet water storage tank 64 are opened, the cooling water of the right half parts of the first water inlet water storage tank 61 and the second water inlet water storage tank 62 enters the left half part, and the cooling water of the left half parts of the first water outlet water storage tank 63 and the second water outlet water storage tank 64 enters the right half part.
example two:
Referring to fig. 3, in the second embodiment of the plate-plate plasma reactor, the microporator 10 includes a ball joint connected to the outlet pipe, hoses of different lengths connected to the ball joint, and a gravity ball provided at the free end of the hose and having a plurality of air outlets. Through hose connection, under the action of the acting force of ozone gas and water and the gravity of the gravity ball, the gravity ball can move in the wastewater in a non-directional manner, and the distribution range of ozone in the wastewater is enlarged.
Other operation steps and procedures are the same as those of the first embodiment.
It should be noted that the above example is only one specific embodiment of the present invention. Obviously, the present invention is not limited to the above embodiments, and many modifications are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.
Claims (9)
1. A wastewater treatment device is characterized by comprising a plasma reactor, a water treatment tank communicated with the plasma reactor through an air outlet pipe, an air separation device communicated with the plasma reactor through an air inlet pipe, and a cooling system connected with the plasma reactor, wherein the front end of the air outlet pipe is connected with a microporator;
The cooling system comprises a first water inlet water storage tank, a second water inlet water storage tank, a first water outlet water storage tank, a second water outlet water storage tank and a cooling pool, wherein the first water inlet water storage tank, the second water inlet water storage tank, the first water outlet water storage tank and the second water outlet water storage tank are connected with the plasma reactor, and the cooling pool is communicated with the first water inlet water storage tank and the second water inlet water storage tank through a return pipe;
The high-voltage electrode of the plasma reactor is electrically connected with a high-voltage power supply;
The water treatment tank is provided with a water inlet control valve and a water outlet control valve;
The first water inlet water storage tank and the second water inlet water storage tank are respectively communicated with a first cooling pipe and a second cooling pipe which are arranged in the plasma reactor, the first cooling pipe cools the grounding electrode, and the second cooling pipe cools the high-voltage electrode.
2. a wastewater treatment plant according to claim 1, characterized in that said air separation plant provides oxygen in a proportion of 50-100%.
3. The apparatus of claim 1, wherein the pressure in the tank is 0.1-100 Mpa.
4. The apparatus of claim 1, wherein the diameter of the pores of the microporator is 5 to 1000 μm.
5. The wastewater treatment device according to claim 1 or 4, wherein the pipe head of the outlet pipe immersed in the water treatment tank is provided with micropores.
6. The wastewater treatment plant according to claim 1, wherein the liquid level of the cooling pond is 10cm or more below the outlet of the top water inlet pipe.
7. The wastewater treatment plant according to claim 1, wherein the water in the cooling pond is connected to the ground through a ground wire.
8. The wastewater treatment apparatus according to claim 1, wherein the microporous device comprises a ball joint communicating with the gas outlet pipe, a hose communicating with the ball joint, and a gravity ball provided at a free end of the hose, the gravity ball having a plurality of gas outlets.
9. The wastewater treatment plant according to claim 8, wherein said hoses are of different lengths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920378821.7U CN209740797U (en) | 2019-03-25 | 2019-03-25 | Waste water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920378821.7U CN209740797U (en) | 2019-03-25 | 2019-03-25 | Waste water treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209740797U true CN209740797U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920378821.7U Expired - Fee Related CN209740797U (en) | 2019-03-25 | 2019-03-25 | Waste water treatment device |
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| CN (1) | CN209740797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775840A (en) * | 2019-03-25 | 2019-05-21 | 安吉润风空气净化科技有限公司 | A kind of wastewater treatment equipment |
-
2019
- 2019-03-25 CN CN201920378821.7U patent/CN209740797U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775840A (en) * | 2019-03-25 | 2019-05-21 | 安吉润风空气净化科技有限公司 | A kind of wastewater treatment equipment |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191206 Termination date: 20210325 |