CN107585923B - Waste water treatment method - Google Patents
Waste water treatment method Download PDFInfo
- Publication number
- CN107585923B CN107585923B CN201711040320.XA CN201711040320A CN107585923B CN 107585923 B CN107585923 B CN 107585923B CN 201711040320 A CN201711040320 A CN 201711040320A CN 107585923 B CN107585923 B CN 107585923B
- Authority
- CN
- China
- Prior art keywords
- water
- tank
- wastewater
- optical fiber
- degradation
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Abstract
The invention relates to the field of water treatment, in particular to a wastewater treatment method, which comprises the steps of building a pretreatment tank and a degradation treatment tank, installing a light gathering device outside the degradation treatment tank, wherein the light gathering device comprises a concave tank body, installing a reflecting mirror surface in the concave tank body, and finally fixedly installing the free end of an optical fiber at the reflecting focus of the concave tank body; the wastewater to be treated enters a water collecting tank from a water inlet of a pretreatment tank, and then enters a water purifying cavity after larger impurities and linear impurities are filtered by a filter screen and a drainage layer; discharging the wastewater in the water purifying cavity into a degradation treatment pool, focusing light on the free end of an optical fiber by a light reflecting mirror surface in a concave groove body under the condition of illumination, and transmitting an optical signal to a TiO 2 photocatalytic material by the optical fiber to degrade the wastewater; 60% -70% of the sludge in the degradation treatment pond is discharged to vegetation. Through implementing this scheme, solved the waste water treatment mode in, the problem of time cycle overlength.
Description
Technical Field
The invention relates to the field of water treatment, in particular to a wastewater treatment method.
Background
In recent years, along with the rapid development and expansion of cities and towns and the rapid increase of economy, the discharge amount of domestic sewage and various organic wastewater is increased dramatically, the water body pollution is serious, various sewage treatment facilities and equipment are produced at the same time, and for example, the traditional geographical unpowered domestic sewage purification device is an early treatment facility. The sewage (waste water) is settled in the water of the sedimentation tank by gravity, after long-time natural decomposition, the upper layer liquid is filtered out and enters an oxidation ditch for oxidation reaction, and then is discharged. The treatment method has long period, usually about half a month, but needs a large-capacity sedimentation tank, and meanwhile, the cleaning and maintenance are very inconvenient.
Disclosure of Invention
The invention aims to provide a wastewater treatment method to solve the problem of overlong time period in the existing wastewater treatment mode.
In order to achieve the above purpose, the basic scheme of the invention is as follows: a method for treating wastewater comprising the steps of:
step 1: building a pretreatment tank, installing a water collecting tank on the upper part of the pretreatment tank, wherein the water collecting tank is obliquely arranged, a water inlet is formed in the high end of the water collecting tank, a slag discharging port is formed in the low end of the water collecting tank, and a filter screen is arranged at the opening of the water collecting tank; the drainage layer comprises a frame body and a plurality of separation pieces hinged to the frame body, a pressure spring is connected between each separation piece and the frame body, an included angle is formed between each separation piece and the frame body, a gap formed between every two adjacent separation pieces is smaller than the aperture size of the filter screen, a plurality of hooks used for blocking linear impurities are arranged on the outer surface of the drainage layer, a purified water cavity is formed at the bottom of each drainage layer, the water collection tank and the bottom of the treatment box, and a water outlet is formed in the treatment box and is located at the purified water cavity;
step 2: building a degradation treatment tank, arranging a sludge layer at the bottom of the degradation treatment tank, arranging a degradation unit in the degradation treatment tank, wherein the degradation unit comprises a TiO _2 photocatalytic material, the TiO _2 photocatalytic material is connected with an optical fiber, and the free end of the optical fiber is extended out of the degradation treatment tank;
and step 3: installing a light gathering device outside the degradation treatment pool, wherein the light gathering device comprises a concave groove body, installing a reflecting mirror surface in the concave groove body, and finally fixedly installing the free end of the optical fiber at the reflecting focus of the concave groove body;
and 4, step 4: the wastewater to be treated enters a water collecting tank from a water inlet of a pretreatment tank, and then enters a water purifying cavity after larger impurities and linear impurities are filtered by a filter screen and a drainage layer;
and 5: discharging the wastewater in the water purifying cavity into a degradation treatment pool, focusing light on the free end of an optical fiber by a light reflecting mirror surface in a concave groove body under the condition of illumination, transmitting an optical signal to a TiO 2 photocatalytic material by the optical fiber, and degrading the wastewater;
step 6: discharging the degraded water after 3-5 days;
and 7: and discharging 60-70% of sludge in the degradation treatment pond to vegetation every 15-20 days.
The principle and the advantage of the scheme are as follows:
1. in this scheme, waste water is sent into degradation treatment pond after the preliminary treatment pond with great impurity and linear impurity filtering earlier and is degraded to reduce the debris in the degradation treatment pond, thereby reduce the concentration of organic matter, improve the handling capacity of waste water.
2. In the step 1, the drainage layer is formed by obliquely arranging a plurality of spacers, so that the wastewater cannot permeate into the water purification cavity when flowing downwards, and only the water flowing to the lower part of the drainage plate (impurities in the wastewater are completely treated by the filter screen and the hook) can permeate into the gaps of the spacers;
3. in the step 2 and the step 3, the optical fiber is arranged at the position of the light reflecting focus of the light gathering device to enhance the light signal received by the optical fiber, so that the catalytic action of the TiO _2 photocatalytic material is better promoted to accelerate the degradation time, the degradation can be finished in 3-5 days on average, and the degradation time is shortened by about 10 days compared with the traditional mode;
4. in the step 5, when the wastewater is degraded, organic pollutants and inorganic pollutants in the wastewater are oxidized by utilizing the photocatalytic action of TiO 2 and degraded into harmless substances such as carbon dioxide, water and the like so as to ensure environmental protection and health;
5. in step 7, 60-70% of sludge generated after degradation is discharged every 15-20 days, and the rest sludge is continuously used for degradation. Because the degraded sludge contains rich organic humus and other organic matters easy to plant and absorb, and the organic matters are discharged to vegetation, on one hand, the environment pollution is avoided, and the effect of environmental protection is achieved, and on the other hand, the vegetation growth is facilitated.
Preferred embodiment 1: as the improvement of basic scheme, when the pressure spring is in under the natural state, the contained angle between spacer and the framework that is located the spacer below is less than 20, through above-mentioned setting, when waste water flows down from drainage layer top, flows down along spacer one deck to prevent that waste water from entering into in the water purification chamber.
Preferred embodiment 2: as the improvement of preferred scheme 1, water purification chamber bottom is concave structure, through above-mentioned setting, and the water that finishes disposing enters into water purification chamber bottom, avoids mixing together with untreated waste water and influences the treatment effect.
Preferred embodiment 3: as basic scheme or preferred 2 improvement, still set up the clearance mechanism that is used for clearing up the impurity on the drainage layer in handling the incasement, this clearance mechanism is located drainage layer bottom, and clearance mechanism includes the telescopic shaft, sets up several clearance claw on the free end of telescopic shaft, and each clearance claw is located respectively between each couple, has handled the back when waste water, opens the impurity discharge of row's cinder notch in with the water catch bowl to start the telescopic shaft and drive the clearance claw and clear up the linear impurity on the spacer and get off.
Drawings
FIG. 1 is a schematic view showing the structure of a wastewater treatment method according to the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Detailed Description
The present invention will be described in further detail below by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a pretreatment tank 1, a water collecting tank 2, a water discharging port 3, a purified water cavity 4, a filter screen 5, a drainage layer 6, a frame 7, a spacer 8, a hook 9, a degradation treatment tank 10, a sludge layer 11, cleaning claws 12, a TiO _2 photocatalytic material 13, an optical fiber 14, a concave tank body 15 and a telescopic shaft 16.
The embodiment is basically as shown in the attached figures 1 and 2: a method for treating wastewater comprising the steps of:
step 1: building a pretreatment tank 1, installing a water collecting tank 2 on the upper part of the pretreatment tank 1, wherein the water collecting tank 2 is obliquely arranged, a water inlet is formed in the high end of the water collecting tank 2, a slag discharging port is formed in the low end of the water collecting tank 2, and a filter screen 5 is arranged at the opening of the water collecting tank 2; drainage layers 6 are obliquely arranged between the two side walls of the water collecting tank 2 and the treatment tank. Drainage layer 6 includes framework 7 and articulates several spacer 8 in framework 7, be connected with the pressure spring between every spacer 8 and the framework 7, make and form the contained angle between spacer 8 and the framework 7, the clearance that forms between the adjacent spacer 8 is less than the aperture size of filter screen 5, 8 upper surfaces of spacer set up the couple 9 that the several is used for blockking linear impurity, drainage layer 6, water catch bowl 2 and processing bottom of the case portion form water purification chamber 4, be equipped with outlet 3 on the processing case, 3 intercommunication water purification chamber 4 departments in this outlet.
Still install the clearance mechanism that is used for clearing up the impurity on the drainage layer 6 in the preliminary treatment pond 1, clearance mechanism is located drainage layer 6 bottoms, clearance mechanism is including the telescopic shaft 16 that the slope set up, the lower extreme fixed mounting of telescopic shaft is on preliminary treatment pond 1's inner wall, fixed mounting has several clearance claw 12 on the free end of telescopic shaft 16, the free end of each clearance claw 12 is located between two adjacent vertical rows couples, and clearance claw 12 offsets with drainage layer 6, when telescopic shaft pulling clearance claw 12 moves, the linear impurity that clearance claw 12 free end will be geted in touch pulls down.
Step 2: building a degradation treatment tank 10, arranging a sludge layer at the bottom of the degradation treatment tank, arranging a degradation unit in the degradation treatment tank 10, wherein the degradation unit comprises a TiO _2 photocatalytic material 13, the TiO _2 photocatalytic material 13 is connected with an optical fiber 14, and the upper end of the optical fiber 14 extends out of the degradation treatment tank 10;
and step 3: installing a light gathering device outside the degradation treatment tank 10, wherein the light gathering device comprises a concave tank body 15, installing a reflecting mirror surface in the concave tank body 15, and finally fixedly installing the upper end of the optical fiber 14 at a reflecting focus of the concave tank body 15;
and 4, step 4: wastewater is fed into the water collecting tank 2 from the water inlet 3, overflows upwards from the filter screen 5, filters larger impurities in the water collecting tank 2 and concentrates at the lower end of the water collecting tank 2. Through the filterable waste water of filter screen 5 along the drainage layer 6 downflow of slope, because drainage layer 6 is set up by the slope of several spacer 8, consequently waste water is along 8 layers of downward flows of spacer, and linear impurity in the waste water just twines at couple 9 when the flow through couple 9, when waste water flows to drainage layer 6 below, impurity in the waste water has been clear away basically, and the waste water that lies in drainage layer 6 bottom at this moment permeates into water purification chamber 4 along the clearance between each spacer 8. After the wastewater is treated, opening a slag discharge port to discharge impurities in the water collecting tank 2;
and 5: the wastewater in the water purification cavity 4 is discharged into a degradation treatment pool 10, under the condition of illumination, a light reflecting mirror surface in a concave groove body 15 focuses light on the free end of an optical fiber 14, the optical fiber 14 transmits an optical signal to a TiO _2 photocatalytic material 13, organic pollutants and inorganic pollutants in the wastewater are oxidized under the action of photocatalysis, and finally the wastewater is degraded into harmless substances such as carbon dioxide, water and the like;
step 6: discharging the degraded water after 3-5 days;
and 7: and discharging 60-70% of sludge in the degradation treatment tank 10 to vegetation every 15-20 days.
The foregoing is merely an example of the present invention and common general knowledge in the art of specific structures and/or features of the invention has not been set forth herein in any way. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (4)
1. A method for treating wastewater, characterized by comprising the steps of:
step 1: building a pretreatment tank, installing a water collecting tank on the upper part of the pretreatment tank, wherein the water collecting tank is obliquely arranged, a water inlet is formed in the high end of the water collecting tank, a slag discharging port is formed in the low end of the water collecting tank, and a filter screen is arranged at the opening of the water collecting tank; the drainage layer comprises a frame body and a plurality of separation pieces hinged to the frame body, a pressure spring is connected between each separation piece and the frame body, an included angle is formed between each separation piece and the frame body, a gap formed between every two adjacent separation pieces is smaller than the aperture size of the filter screen, a plurality of hooks used for blocking linear impurities are arranged on the outer surface of the drainage layer, a purified water cavity is formed at the bottom of each drainage layer, the water collection tank and the bottom of the treatment box, and a water outlet is formed in the treatment box and is located at the purified water cavity;
step 2: building a degradation treatment tank, arranging a sludge layer at the bottom of the degradation treatment tank, arranging a degradation unit in the degradation treatment tank, wherein the degradation unit comprises TiO2 A photocatalytic material is used as a material for the light,the TiO being2 The photocatalytic material is connected with an optical fiber, and the free end of the optical fiber is extended out of the degradation treatment tank;
and step 3: installing a light gathering device outside the degradation treatment pool, wherein the light gathering device comprises a concave groove body, installing a reflecting mirror surface in the concave groove body, and finally fixedly installing the free end of the optical fiber at the reflecting focus of the concave groove body;
and 4, step 4: the wastewater to be treated enters a water collecting tank from a water inlet of a pretreatment tank, and then enters a water purifying cavity after larger impurities and linear impurities are filtered by a filter screen and a drainage layer;
and 5: the wastewater in the water purifying cavity is discharged into a degradation treatment pool, under the condition of illumination, a light reflecting mirror surface in a concave groove body focuses light on the free end of an optical fiber, and the optical fiber transmits an optical signal to TiO2 Degrading the wastewater on the photocatalytic material;
step 6: discharging the degraded water after 3-5 days;
and 7: and discharging 60-70% of sludge in the degradation treatment pond into the vegetation clumps every 15-20 days.
2. The wastewater treatment method according to claim 1, characterized in that: in the step 1, when the pressure spring is in a natural state, an included angle between the spacer and the frame body below the spacer is smaller than 20 degrees.
3. The wastewater treatment method according to claim 2, characterized in that: the bottom of the water purifying cavity is of a concave structure.
4. A method for treating wastewater according to claim 1 or 3, characterized in that: still set up the clearance mechanism that is used for clearing up the impurity on the drainage layer in handling the incasement, this clearance mechanism is located drainage layer bottom, and clearance mechanism includes the telescopic shaft, sets up several clearance claw on the free end of telescopic shaft, and each clearance claw is located respectively between each couple.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710685771 | 2017-08-11 | ||
| CN2017106857712 | 2017-08-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107585923A CN107585923A (en) | 2018-01-16 |
| CN107585923B true CN107585923B (en) | 2019-12-20 |
Family
ID=61044589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711040320.XA Active CN107585923B (en) | 2017-08-11 | 2017-10-30 | Waste water treatment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107585923B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976565A (en) * | 2012-12-24 | 2013-03-20 | 常州大学 | Miniature living sewage wastewater continuous processing device |
| CN103570180A (en) * | 2013-11-14 | 2014-02-12 | 哈尔滨工程大学 | ballast water treatment device based on combined effect of visible light and ultraviolet light |
| CN104445470A (en) * | 2014-12-18 | 2015-03-25 | 长沙中联重科环卫机械有限公司 | Wastewater treatment device |
| CN104928894A (en) * | 2014-03-21 | 2015-09-23 | 海尔集团公司 | Wire scrap filtering device |
| CN205369483U (en) * | 2016-02-23 | 2016-07-06 | 温州市东城建筑工程有限公司 | Closed drainage pipe of basement side direction |
-
2017
- 2017-10-30 CN CN201711040320.XA patent/CN107585923B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976565A (en) * | 2012-12-24 | 2013-03-20 | 常州大学 | Miniature living sewage wastewater continuous processing device |
| CN103570180A (en) * | 2013-11-14 | 2014-02-12 | 哈尔滨工程大学 | ballast water treatment device based on combined effect of visible light and ultraviolet light |
| CN104928894A (en) * | 2014-03-21 | 2015-09-23 | 海尔集团公司 | Wire scrap filtering device |
| WO2015139476A1 (en) * | 2014-03-21 | 2015-09-24 | 海尔集团公司 | Thread debris filtering apparatus |
| CN104445470A (en) * | 2014-12-18 | 2015-03-25 | 长沙中联重科环卫机械有限公司 | Wastewater treatment device |
| CN205369483U (en) * | 2016-02-23 | 2016-07-06 | 温州市东城建筑工程有限公司 | Closed drainage pipe of basement side direction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107585923A (en) | 2018-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101333055A (en) | Complete plant for treating and recovering printing light polluted waste liquid | |
| CN207878553U (en) | A kind of autocontrol afforestation rain water collecting system | |
| CN107585923B (en) | Waste water treatment method | |
| CN101172699B (en) | Improved method for gas and water mix backwash of aerating biological filter | |
| CN208562046U (en) | A kind of hydraulic engineering sewage-treatment plant | |
| CN201495139U (en) | Water-cleaning sewage treatment device | |
| CN216039151U (en) | Can wash constructed wetland structure of preventing blockking up automatically | |
| CN116139575A (en) | Fecal sewage treatment system and fecal sewage treatment process | |
| CN205151950U (en) | City ditch sewage treatment plant | |
| CN102897900A (en) | Membrane bioreactor effectively treating sewage | |
| KR200227408Y1 (en) | Aquaculture Farm sludge Remover | |
| CN204824436U (en) | High -efficient advanced wastewater treatment complete set is made up and is put | |
| CN209556094U (en) | A kind of municipal drainage system | |
| CN211078635U (en) | Building roof rainwater collecting and purifying device | |
| CN202808473U (en) | Membrane bioreactor capable of effectively treating sewage | |
| CN207525090U (en) | A kind of rural household sewage disposal system | |
| CN206666257U (en) | A kind of garbage, waste-water processing system | |
| CN101456598A (en) | Urban rainwater purification pipe network | |
| CN2448822Y (en) | Composite sewage treatment equipment | |
| CN200981841Y (en) | Sewage purifying pool | |
| CN212440383U (en) | Building site sewage treatment's sedimentation tank | |
| CN220609853U (en) | Photocatalysis self-cleaning filtering membrane component | |
| CN210595716U (en) | Novel environmental protection industrial water purifies device | |
| CN218860487U (en) | Municipal water conservancy project's sewage purification device | |
| CN211688573U (en) | Wastewater treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |