CN112044157A - Deslagging and oil-water decomposing system for oily wastewater - Google Patents
Deslagging and oil-water decomposing system for oily wastewater Download PDFInfo
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- CN112044157A CN112044157A CN201910493576.9A CN201910493576A CN112044157A CN 112044157 A CN112044157 A CN 112044157A CN 201910493576 A CN201910493576 A CN 201910493576A CN 112044157 A CN112044157 A CN 112044157A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/056—Construction of filtering bands or supporting belts, e.g. devices for centering, mounting or sealing the filtering bands or the supporting belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0205—Separation of non-miscible liquids by gas bubbles or moving solids
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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Abstract
The invention provides a deslagging and oil-water decomposition system for oily wastewater, relates to the technical field of kitchen waste treatment, and aims to solve the problem that solid-liquid separation is blocked due to easy blockage in the working process of the conventional solid-liquid separation device. It includes the solid-liquid separation unit, locate the residue collecting vessel of solid-liquid separation unit one side and locate the oil-water separation unit of solid-liquid separation unit opposite side, be equipped with aeration equipment in the oil-water separation unit, the solid-liquid separation unit includes the frame, locate the feed inlet of frame top, locate the belt conveyor of feed inlet below and drive the motor of belt conveyor motion, the slope of belt conveyor upwards conveys and its surperficial fretwork setting, the high-end below of belt conveyor is located to the residue collecting vessel, belt conveyor's below is equipped with the raffinate collecting vessel, be equipped with the raffinate honeycomb duct between raffinate collecting vessel and the oil-water separation unit. The invention has the beneficial effect of realizing the stable separation of solid garbage and liquid garbage in the kitchen garbage.
Description
Technical Field
The invention relates to the technical field of kitchen waste treatment, in particular to a slag removal and oil-water decomposition system for oily wastewater.
Background
In the kitchen waste treatment process, a solid-liquid separation process is usually included, and solid substances and liquid contained in the kitchen waste are separated by technologies such as squeezing and centrifugal separation. The separated liquid contains a certain amount of grease besides sewage, wherein the grease can be recycled, the sewage needs to be further treated, and how to effectively treat the sewage after solid-liquid separation is a technical problem to be solved.
For example, chinese patent publication No. CN203484403U discloses a kitchen waste treatment apparatus, which comprises a crushing device, a solid-liquid separation device and an oil-water separation device; the crushing device comprises a feed inlet, the solid-liquid separation device is connected with the crushing device, the solid-liquid separation device is connected with a storage barrel used for storing separated solid garbage, the solid-liquid separation device is also connected with an oil-water separation device used for carrying out oil-water separation on separated liquid, and an aeration device and an oil scraping plate are arranged in the oil-water separation device. According to the invention, the aeration device is added in the oil-water separation device, and the oil small molecules in the oil-water mixture can quickly reach the upper layer of the liquid surface under the action of air bubbles, so that the oil-water separation efficiency is improved.
However, the above-described technique has the following drawbacks: the solid-liquid separation device is used for isolating solid impurities, the liquid impurities flow into the oil-water separation device through the partition plate on the solid-liquid separation device after being stored, and the solid impurities are fixed in position of the partition plate, so that when the solid garbage is accumulated to a certain degree and cannot be discharged in time, the solid garbage blocks gaps on the partition plate, the liquid garbage is difficult to flow down, and solid-liquid separation is blocked.
Disclosure of Invention
The invention aims to provide an oil-containing wastewater deslagging and oil-water decomposition system, which has the beneficial effect of realizing the stable separation of solid garbage and liquid garbage in kitchen garbage.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides an oily waste water slagging-off and water oil decomposition system, includes the solid-liquid separation unit, locates the residue collecting vessel of solid-liquid separation unit one side and locating the water oil separation unit of solid-liquid separation unit opposite side, be equipped with aeration equipment in the water oil separation unit, the solid-liquid separation unit includes the frame, locates the feed inlet of frame top, locate belt conveyor and the drive of feed inlet below the motor of belt conveyor motion, belt conveyor slope conveying upwards and its surface fretwork setting, the residue collecting vessel is located belt conveyor's high-end below, belt conveyor's below is equipped with the raffinate collecting vessel, the raffinate collecting vessel with be equipped with the raffinate honeycomb duct between the water oil separation unit.
Through adopting above-mentioned technical scheme, kitchen garbage falls on belt conveyor after pouring into from the feed inlet, the motor drives belt conveyor motion, solid-state rubbish in the kitchen garbage filters in belt conveyor upper surface, and liquid rubbish among the kitchen garbage flows down from belt conveyor, get into in the raffinate collecting vessel, along with belt conveyor's further conveying, solid-state rubbish is transported to in the residue collecting vessel, thereby realized the categorised collection to residue and raffinate, afterwards, the separation that carries out grease and moisture is carried out in the liquid rubbish of raffinate collecting vessel is leading-in to the oil-water separation unit to the raffinate honeycomb duct. According to the structure, the belt conveyor is arranged as an important component of the solid-liquid separation unit, and the belt conveyor can realize solid-liquid separation of the kitchen waste under dynamic conditions, so that the solid kitchen waste filtered on the belt conveyor is actively sent out, and the problem that a traditional solid-liquid separation partition plate is easy to block in a static state can be avoided.
The invention is further configured to: belt conveyor includes two parallels locate transmission shaft, coaxial coupling in the frame the sprocket at transmission shaft both ends is around locating two respectively the same end of transmission shaft driving chain between the sprocket, rotate connect in a plurality of back shafts of chain link department of driving chain and rotate connect the conveying board between two adjacent back shafts, the back shaft is on a parallel with the transmission shaft, leave the clearance that supplies under the raffinate stream between the conveying board, the output shaft coaxial coupling of motor is in one of them on the transmission shaft.
By adopting the technical scheme, the rotation of the motor drives a transmission shaft which is coaxially connected with the motor to rotate, the transmission shaft drives the chain wheel above the transmission shaft to rotate together, and the rotation of the chain wheel drives the transmission chain and the support shaft connected to the transmission chain link point to transmit. The conveying plate on the supporting shaft forms a belt surface of the belt type conveying device, can be suitable for linear conveying of a transmission chain, can also be suitable for conveying of the transmission chain at a turning position, can keep a certain gap to realize filtering separation of solid garbage and liquid garbage, and is suitable for the working condition.
The invention is further configured to: the conveying plate is provided with a plurality of material blocking teeth at intervals, the material blocking teeth are arranged on the conveying plate in the same row, and the material blocking teeth are perpendicular to the conveying direction of the material blocking plate.
Through adopting above-mentioned technical scheme, the stock stop can prevent that the residue that falls on belt conveyor from sliding and falling in the raffinate collecting vessel to belt conveyor's low end under the action of gravity, causes solid-liquid separation incomplete.
The invention is further configured to: the edge of the transmission plate is arranged to be saw-toothed.
Through adopting above-mentioned technical scheme, the transmission board of cockscomb structure can increase frictional force, further prevents that food waste from sliding to belt conveyor's low end.
The invention is further configured to: the oil-water separation unit comprises a first oil-water separation cavity and a second oil-water separation cavity, the residual liquid guide pipe is connected into the first oil-water separation cavity, a first overflow pipe is arranged between the first oil-water separation cavity and the second oil-water separation cavity, the upper end of the first overflow pipe is positioned at the upper part of the first oil-water separation cavity, and the lower end of the first overflow pipe is positioned in the second oil-water separation cavity; and a second overflow pipe is arranged in the second oil-water separation cavity, the upper end of the second overflow pipe is positioned at the upper part of the second oil-water separation cavity, and the lower end of the second overflow pipe extends out of the second oil-water separation cavity.
Through adopting above-mentioned technical scheme, the liquid rubbish of collecting in the raffinate collecting vessel at first carries out first water oil separating through raffinate honeycomb duct water conservancy diversion to first oil-water separation intracavity, and the distribution of water oil mixture in first oil-water separation intracavity is: the oil layer is arranged below the upper water layer, the oil-water mixed liquid is continuously injected into the first oil-water separation cavity, the liquid level of the oil-water mixed liquid in the first oil-water separation cavity gradually rises, the oil layer is lifted to the height of the first overflow pipe, and the oil layer continuously flows out of the first overflow pipe along with the further injection of the oil-water mixed liquid and reaches the second oil-water separation cavity, so that the primary separation of the oil-water mixed liquid is realized; because at the in-process of preliminary separation, the oil-water mixture is being got into at incessant in the first oil-water separation chamber, and the weight ratio grease of oil-water mixture is heavy, can disturb the interface between grease layer and the water layer at the in-process that flows down, make the oil-water separation in the first oil-water separation chamber incomplete, consequently, need carry out secondary separation to the grease that overflows in the second oil-water separation chamber, after the grease enters into the second oil-water separation intracavity, under aeration equipment's effect, through abundant layering and degradation, floater after the final layering and the grease that is not degraded flow out from the second overflow pipe, and water is reserved and is finally cleared up. The two oil-water separation cavities act together to finally achieve the effect of thoroughly separating oil and water in the kitchen waste.
The invention is further configured to: and the bottom parts of the first oil-water separation cavity and the second oil-water separation cavity are respectively provided with a blow-off pipe, and the blow-off pipes are provided with valves.
Through adopting above-mentioned technical scheme, after the oil reservoir is drained from first overflow pipe or second overflow pipe, personnel can open the valve, utilize the blow off pipe to drain the sewage of first oil-water separation chamber or second oil-water separation intracavity clean, convenient to use.
The invention is further configured to: the aeration device comprises an aerator and an aeration pipe connected to the aerator, and further comprises an active oxygen generator, an active oxygen connecting pipe connected to the active oxygen generator and an active oxygen dispersing head connected to the active oxygen connecting pipe, the aeration pipe extends into the first oil-water separation cavity from the second oil-water separation cavity, and the active oxygen dispersing head is arranged in the second oil-water separation cavity.
By adopting the technical scheme, the aerator generates a large amount of micro-bubbles in the oily sewage through the aeration pipe and the aeration head, and the micro-bubbles are adhered around oil drop particles to enable the oil drops to quickly float to the liquid level, so that the oil and the water are promoted to be layered; the active oxygen generated by the active oxygen generator can lead grease molecules to generate fission, the grease molecules form tartaric acid, formic acid and other hydrophilic substances after the fission, the CDO index in water is reduced, meanwhile, the active oxygen can kill bacteria, viruses and the like in the oily wastewater, the malodor in water can be effectively removed, and the CDO, BOD, SS, animal and vegetable oil and the like in the oily wastewater can reach the emission index after the degradation.
The invention is further configured to: and aeration supports for fixing the aeration pipes are arranged in the second oil-water separation cavity and the first oil-water separation cavity.
Through adopting above-mentioned technical scheme, the aeration support can be supported the aeration pipe, make the bubble that the aeration pipe produced disperse more, thereby separate first oil-water separation chamber or the oily water separation intracavity everywhere oil-water mixture liquid better, the aeration is more abundant and even, oil-water separation effect is better, and simultaneously, the aeration support of locating in the second oil-water separation chamber still can be used to support active oxygen connecting pipe and active oxygen dispersion head, make active oxygen can more fully with the grease contact in the second oil-water separation chamber in order to degrade it.
In conclusion, the beneficial technical effects of the invention are as follows:
1. by arranging the belt conveyor as an important component of the solid-liquid separation unit, the belt conveyor can realize solid-liquid separation of the kitchen waste under dynamic conditions, so that the solid kitchen waste filtered on the belt conveyor is actively sent out, and the problem that a traditional solid-liquid separation partition plate is easy to block under a static state can be avoided;
2. by arranging the first oil-water separation cavity and the second oil-water separation cavity, the oil-water mixed liquid in the kitchen waste can be subjected to primary separation and secondary separation in the oil-water separation unit respectively, so that the separation is more thorough;
3. the aeration device comprises an aerator and an aeration pipe connected to the aerator, and also comprises an active oxygen generator, an active oxygen connecting pipe connected to the active oxygen generator and an active oxygen dispersing head connected to the active oxygen connecting pipe, so that the aeration device can not only accelerate the layering of grease and water, but also degrade substances such as CDO, BOD, SS, animal and vegetable oil and the like in the oily wastewater to achieve the discharge index.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic cross-sectional view of section a-a in fig. 1.
Fig. 3 is a schematic structural view of a portion B in fig. 2.
In the figure, 1, a feed inlet; 2. an oil-water separation unit; 21. a first oil-water separation chamber; 22. a second oil-water separation chamber; 3. a raffinate guide pipe; 4. a first overflow pipe; 5. a second overflow tube; 6. a blow-off pipe; 7. a valve; 8. an aeration device; 81. an aerator; 82. an aeration pipe; 9. a solid-liquid separation unit; 91. a belt conveyor; 911. a motor; 912. a drive shaft; 913. a sprocket; 914. a drive chain; 915. a support shaft; 916. a transfer plate; 92. a residue collection barrel; 93. a residual liquid collecting barrel; 94. a stock stop mechanism; 941. the material blocking teeth; 95. a frame; 10. an active oxygen generator; 11. an active oxygen connecting tube; 12. an active oxygen dispersing head; 13. an aeration bracket.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the oil-containing wastewater deslagging and oil-water separation system disclosed by the invention comprises a solid-liquid separation unit 9, a residue collection barrel 92 arranged on one side of the solid-liquid separation unit 9, and an oil-water separation unit 2 arranged on the other side of the solid-liquid separation unit 9, wherein an aeration device 8 is arranged in the oil-water separation unit 2, the solid-liquid separation unit 9 comprises a frame 95, a feed inlet 1 arranged above the frame 95, a belt conveyor 91 arranged below the feed inlet 1, and a motor 911 driving the belt conveyor 91 to move, the belt conveyor 91 is obliquely conveyed upwards, the surface of the belt conveyor 91 is hollowed, the residue collection barrel 92 is arranged below the high end of the belt conveyor 91, a residue collection barrel 93 is arranged below the belt conveyor 91, and an oil-water residue guide pipe 3 is connected between the residue collection barrel 93 and the oil.
Kitchen garbage falls on belt conveyor 91 after pouring into from feed inlet 1, motor 911 drives belt conveyor 91 motion, filter the solid-state rubbish in the kitchen garbage in belt conveyor 91 upper surface, and the liquid rubbish among the kitchen garbage flows down from belt conveyor 91, get into in the raffinate collecting vessel 93, along with belt conveyor 91's further conveying, solid-state rubbish is transported to in the residue collecting vessel 92, thereby realized the categorised collection to residue and raffinate, afterwards, the separation of grease and moisture is carried out in leading-in oil-water separation unit 2 of the liquid rubbish in raffinate collecting vessel 93 of raffinate honeycomb duct 3. According to the structure, the belt conveyor 91 is used as an important component of the solid-liquid separation unit 9, the belt conveyor 91 can realize solid-liquid separation of the kitchen waste under dynamic conditions, so that the solid kitchen waste filtered on the belt conveyor 91 is actively conveyed out, and the problem that a traditional solid-liquid separation partition plate is easy to block under a static state can be avoided.
Referring to fig. 2, the belt conveyor 91 includes two transmission shafts 912 connected to the frame 95 in parallel and rotatably, two chain wheels 913 connected to two ends of the transmission shafts 912 coaxially, a transmission chain 914 wound around the chain wheels 913 at the same end of the two transmission shafts 912, a plurality of support shafts 915 connected to the chain links of the transmission chain 914 rotatably, and a conveying plate 916 connected between two adjacent support shafts 915 rotatably, wherein the support shafts 915 are parallel to the transmission shafts 912, the conveying plates 916 connected to the same support shafts 915 are connected to the support shafts 915 at two adjacent sides of the support shafts 915 alternately, so that a space of the conveying plate 916 is left between the conveying plates 916 for the residual liquid to flow down, and the output shaft of the motor 911 is connected to one of the transmission shafts 912 coaxially. The conveying plate 916 on the supporting shaft 915 constitutes a belt surface of the belt conveyor 91, which is suitable for both linear conveying of the transmission chain 914 and conveying of the transmission chain 914 at a turning position, and can keep a certain gap to realize filtering separation of solid garbage and liquid garbage, and is suitable for such working conditions.
Referring to fig. 2 and 3, in order to prevent residues in the kitchen waste from rolling down in the residual liquid collecting barrel 93, the edge of the conveying plate 916 is provided with a material blocking mechanism 94 in a zigzag manner and at intervals on the conveying plate 916, the material blocking mechanism 94 includes a plurality of material blocking teeth 941 arranged on the same row of conveying plate 916, and the material blocking teeth 941 are perpendicular to the conveying direction of the material blocking plate.
The operation process and principle of the belt conveyor 91 are as follows: the rotation of the motor 911 drives a transmission shaft 912 coaxially connected to the motor to rotate, the transmission shaft 912 drives a sprocket 913 above the transmission shaft to rotate together, the rotation of the sprocket 913 drives the transmission chain 914 and a support shaft 915 connected to the node of the transmission chain 914 to transmit, so that the transmission plate 916 connected to the support shaft 915 moves synchronously with the sprocket 913. After the kitchen waste falls on the conveying plate 916 from the feeding hole 1, food residue flows down from the gap between the conveying plates 916 and finally falls in the residue collecting barrel 93, and food residue is remained on the conveying plate 916 and is taken to the highest position of the belt type conveying device 91 along with the conveying of the conveying plate 916, falls off from the conveying plate 916 at the turning position of the transmission chain 914 and finally falls in the residue collecting barrel 92, so that the separation of solid waste and liquid waste in the kitchen waste is realized.
Referring to fig. 1, the oil-water separation unit 2 includes a first oil-water separation chamber 21 and a second oil-water separation chamber 22, the raffinate guide pipe 3 is connected into the first oil-water separation chamber 21, a first overflow pipe 4 is arranged between the first oil-water separation chamber 21 and the second oil-water separation chamber 22, the upper end of the first overflow pipe 4 is located at the upper part of the first oil-water separation chamber 21, and the lower end of the first overflow pipe 4 is located in the second oil-water separation chamber 22; a second overflow pipe 5 is arranged in the second oil-water separation cavity 22, the upper end of the second overflow pipe 5 is positioned at the upper part of the second oil-water separation cavity 22, and the lower end extends out of the second oil-water separation cavity 22. And the bottom parts of the first oil-water separation cavity 21 and the second oil-water separation cavity 22 are both provided with a sewage discharge pipe 6, and the sewage discharge pipe 6 is connected with a valve 7.
Referring to fig. 1, the aeration apparatus 8 includes an aerator 81, an aeration pipe 82 connected to the aerator 81, an active oxygen generator 10, an active oxygen connection pipe 11 connected to the active oxygen generator 10, and an active oxygen dispersion head 12 connected to the active oxygen connection pipe 11, wherein the aeration pipe 82 extends from the second oil-water separation chamber 22 to the first oil-water separation chamber 21, and the active oxygen dispersion head 12 is provided in the second oil-water separation chamber 22. The second oil-water separation cavity 22 and the first oil-water separation cavity 21 are both provided with an aeration support 13 for fixing an aeration pipe 82, the aeration support 13 is positioned at a height of 10-15cm away from the bottom surface of the first oil-water separation cavity 21 or the second oil-water separation cavity 22, and the aeration pipe 82, the active oxygen generator 10 and the active oxygen dispersion head 12 are all arranged on the aeration support 13.
The principle that the oil-water separation unit 2 and the aeration device 8 are matched with each other is as follows: the liquid rubbish of collecting in the raffinate collecting vessel 93 at first carries out first water oil separating through raffinate honeycomb duct 3 water conservancy diversion to first oil-water separation chamber 21 in, and the distribution of water oil mixture in first oil-water separation chamber 21 does: the grease layer is under upper and water layer, in constantly pouring into first oil-water separation chamber 21 along with oil-water mixture, the liquid level of the oil-water mixture in first oil-water separation chamber 21 rises gradually, after the grease layer was lifted to the height of first overflow pipe 4, along with oil-water mixture's further injection, upper grease constantly flows out from first overflow pipe 4, arrives in second oil-water separation chamber 22 to realize oil-water mixture's primary separation. In the primary separation process, the first oil-water separation cavity 21 continuously enters oil-water mixed liquid, the weight of the oil-water mixed liquid is heavier than that of grease, and the boundary between a grease layer and a water layer is disturbed in the flowing-down process, so that the oil-water separation in the first oil-water separation cavity 21 is incomplete, and therefore, the grease overflowing into the second oil-water separation cavity 22 needs to be subjected to secondary separation.
The action mechanism of the aeration device 8 is as follows: the aerator 81 generates a large amount of micro-bubbles in the oily sewage through the aerator pipe 82, and the micro-bubbles are adhered around oil drop particles to enable the oil drops to quickly float to the liquid surface, so that the layering of oil and water is promoted; the active oxygen generated by the active oxygen generator 10 can lead grease molecules to generate fission, the grease molecules form tartaric acid, formic acid and other hydrophilic substances after the fission, the CDO index in water is reduced, meanwhile, the active oxygen can kill bacteria, viruses and the like in the oily wastewater, the malodor in water can be effectively removed, and the CDO, BOD, SS, animal and vegetable oil and the like in the oily wastewater can reach the emission index after the degradation.
After the grease in the first oil-water separation cavity 21 is completely discharged into the second overflow pipe 5 from the first overflow pipe 4, or after the grease and scum which are not decomposed in the second oil-water separation cavity 22 are discharged from the second overflow pipe 5, a person can open the valve 7, and the remaining sewage in the first oil-water separation cavity 21 or the second oil-water separation cavity 22 is drained completely by using the drain pipe 6, so that the use is convenient.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides an oily waste water slagging-off and water oil decomposition system, includes solid-liquid separation unit (9), locates residue collecting vessel (92) of solid-liquid separation unit (9) one side and locate oil water separation unit (2) of solid-liquid separation unit (9) opposite side, be equipped with aeration equipment (8) in oil water separation unit (2), its characterized in that: solid-liquid separation unit (9) include frame (95), locate feed inlet (1) of frame (95) top, locate belt conveyor (91) and the drive of feed inlet (1) below motor (911) of belt conveyor (91) motion, belt conveyor (91) slope makes progress the conveying and its surperficial fretwork setting, residue collecting vessel (92) are located the high-end below of belt conveyor (91), the below of belt conveyor (91) is equipped with raffinate collecting vessel (93), raffinate collecting vessel (93) with be equipped with raffinate honeycomb duct (3) between oil-water separation unit (2).
2. The oily wastewater deslagging and oil-water splitting system of claim 1, wherein: belt conveyor (91) include two parallel locate transmission shaft (912), coaxial coupling on frame (95) sprocket (913) both ends of transmission shaft (912), around locating two respectively transmission shaft (912) are with the one end transmission chain (914), rotation connect in a plurality of back shafts (915) of chain link department of transmission chain (914) and rotation connect in conveying board (916) between two adjacent back shafts (915), back shaft (915) are on a parallel with transmission shaft (912), leave the clearance that supplies under the raffinate stream between conveying board (916), the output shaft coaxial coupling of motor (911) is in one of them on transmission shaft (912).
3. The oily wastewater deslagging and oil-water splitting system of claim 2, wherein: spaced striker mechanism (94) that is equipped with on transmission board (916), striker mechanism (94) are including locating same one row a plurality of material stopping teeth (941) on transmission board (916), material stopping teeth (941) perpendicular to the direction of transfer of transmission board (916).
4. The oily wastewater deslagging and oil-water splitting system of claim 2, wherein: the edge of the transfer plate (916) is serrated.
5. The oily wastewater deslagging and oil-water splitting system of claim 1, wherein: the oil-water separation unit (2) comprises a first oil-water separation cavity (21) and a second oil-water separation cavity (22), the residual liquid guide pipe (3) is connected into the first oil-water separation cavity (21), a first overflow pipe (4) is arranged between the first oil-water separation cavity (21) and the second oil-water separation cavity (22), the upper end of the first overflow pipe (4) is positioned at the upper part of the first oil-water separation cavity (21), and the lower end of the first overflow pipe is positioned in the second oil-water separation cavity (22); a second overflow pipe (5) is arranged in the second oil-water separation cavity (22), the upper end of the second overflow pipe (5) is located at the upper part of the second oil-water separation cavity (22), and the lower end of the second overflow pipe extends out of the second oil-water separation cavity (22).
6. The oily wastewater deslagging and oil-water splitting system of claim 5, wherein: the bottom of the first oil-water separation cavity (21) and the bottom of the second oil-water separation cavity (22) are both provided with a sewage discharge pipe (6), and the sewage discharge pipe (6) is provided with a valve (7).
7. The oily wastewater deslagging and oil-water splitting system of claim 6, wherein: the aeration device (8) comprises an aerator (81) and an aeration pipe (82) connected to the aerator (81), and further comprises an active oxygen generator (10), an active oxygen connecting pipe (11) connected to the active oxygen generator (10) and an active oxygen dispersing head (12) connected to the active oxygen connecting pipe (11), wherein the aeration pipe (82) extends into the first oil-water separation cavity (21) from the second oil-water separation cavity (22), and the active oxygen dispersing head (12) is arranged in the second oil-water separation cavity (22).
8. The oily wastewater deslagging and oil-water splitting system of claim 7, wherein: and aeration supports (13) are arranged in the second oil-water separation cavity (22) and the first oil-water separation cavity (21).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910493576.9A CN112044157A (en) | 2019-06-06 | 2019-06-06 | Deslagging and oil-water decomposing system for oily wastewater |
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| CN201910493576.9A CN112044157A (en) | 2019-06-06 | 2019-06-06 | Deslagging and oil-water decomposing system for oily wastewater |
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| CN112871986A (en) * | 2021-01-21 | 2021-06-01 | 张玉琴 | Kitchen garbage compression and water-oil separation equipment |
| CN113044917A (en) * | 2021-01-25 | 2021-06-29 | 岳远义 | Device and method for separating sewage, sundries and oil stains for irrigation |
| CN113384952A (en) * | 2021-08-18 | 2021-09-14 | 东营思达石油化工有限公司 | Petrochemical refining effluent discharge multi-stage treatment equipment |
| CN113511743A (en) * | 2021-08-18 | 2021-10-19 | 贵州筑信水务环境产业有限公司 | Industrial sewage treatment equipment |
| CN115068981A (en) * | 2022-08-11 | 2022-09-20 | 江苏佩捷纺织智能科技有限公司 | Oil-water separation system |
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