CN112340919A - Negative pressure type thermal circulation air-float oil-water separator - Google Patents
Negative pressure type thermal circulation air-float oil-water separator Download PDFInfo
- Publication number
- CN112340919A CN112340919A CN202011285522.2A CN202011285522A CN112340919A CN 112340919 A CN112340919 A CN 112340919A CN 202011285522 A CN202011285522 A CN 202011285522A CN 112340919 A CN112340919 A CN 112340919A
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- China
- Prior art keywords
- oil
- box body
- water
- negative pressure
- pipe
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 230000004888 barrier function Effects 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims abstract description 4
- 239000002893 slag Substances 0.000 claims description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 31
- 235000019198 oils Nutrition 0.000 description 31
- 239000010865 sewage Substances 0.000 description 6
- 238000005188 flotation Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000008162 cooking oil Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 235000019476 oil-water mixture Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
-
- 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Removal Of Floating Material (AREA)
Abstract
The invention discloses a negative pressure type thermal circulation air-float oil-water separator, relates to oily wastewater treatment equipment, and particularly relates to oil-water separation equipment. The device comprises two closed box bodies, namely a left box body and a right box body, wherein the upper parts of the two box bodies are rectangular, the lower parts of the two box bodies are inverted trapezoidal, inner cavities of the two box bodies are connected through water through holes of a partition plate, and an inclined plate is arranged above the left side of each water through hole; the left side of the upper part of the left box body is provided with a water inlet and a barrier, the top of the right box body is provided with a negative pressure suction port, and the left side of the lower part of the cavity of the right box body is provided with a submersible air floating machine. The invention adopts a negative pressure type and heats the oil-water mixed liquid, and the air-floating oil-water separation solves the problem of poor oil-water separation effect in the prior art.
Description
Technical Field
The invention relates to oily wastewater treatment equipment, in particular to a negative pressure type thermal circulation air-flotation oil-water separator.
Background
Along with the development of urbanization, the scales of hotels, hotels and dining halls are gradually enlarged, the quantity of the hotels, the number of the hotels and the dining halls is gradually increased, the amount of the generated dining sewage is gradually increased, and according to incomplete statistics, the discharge amount of the dining sewage accounts for 3-4% of the discharge amount of urban domestic sewage, but the content of harmful substances contained in the sewage accounts for more than 30% of the total load, so that the pollution source of the dining sewage is one of the main reasons for causing water pollution around the city, and many public cities in China are aware of the pollution source. The traditional oil separation tank (device) has the following obvious disadvantages: the oil-water separation effect is not good, thereby the oil slick is not convenient for clear away and causes the surrounding environment abominable and produce strong peculiar smell, especially the present illegal cooking oil is rampant day by day, if do not separate and retrieve with the fixed point in source more thoroughly, will give lawless persons and have the machine of taking advantage of, traditional oil interceptor (ware) do not possess in addition and get rid of aquatic pollutant, like suspended solid etc..
Disclosure of Invention
The invention provides a negative pressure type thermal circulation air-float oil-water separator, which solves the problems that the existing oil-water separation effect is poor, floating oil is inconvenient to remove, and the sewage pollutes the surrounding environment and illegal cooking oil after being discharged. In order to solve the problems, the invention adopts the following technical scheme: the negative pressure type thermal cycle air-flotation oil-water separator comprises two closed box bodies, namely a left box body and a right box body respectively, wherein the upper parts of the two box bodies are rectangular, the lower parts of the two box bodies are inverted trapezoidal, inner cavities of the two box bodies are connected through water through holes of a partition plate, and an inclined plate is arranged above the left side of each water through hole; the left side of the upper part of the left box body is provided with a water inlet, the upper part of the left box body is provided with a cover plate, the lower part of the cover plate is provided with a barrier, and the lower part of the left box body is provided with a slag discharge port; the top of the right box body is provided with a negative pressure suction port, the upper part of the inner cavity of the right box body is provided with double rows of chains, the chains are connected with a plurality of oil scraping plates, the left end and the right end of each chain are respectively provided with a rotating shaft, the chains are connected with the rotating shafts through chain wheels, and the left sides of the rotating shafts are connected with a speed reducing motor fixed on the outer side of the right box body through bearings; the right end of the middle part of the cavity of the right box body is provided with an oil collecting tank, a water outlet and an oil discharging port, an adjusting plate is arranged at the upper left part of the outer side of the oil collecting tank, an oil discharging pipe is arranged above the cavity of the oil collecting tank and connected with the oil discharging port, and the water outlet is connected with a water collecting pipe at the lower part of the right box body through a pipeline; the left side of the lower part of the cavity of the right box body is provided with a submersible air floating machine, the middle part of the air floating machine is connected with a gas-liquid discharge pipe, a plurality of holes are arranged around the gas-liquid discharge pipe, the upper part of the gas-liquid discharge pipe is provided with a heat circulating pipe, two ends of the heat circulating pipe extend out of the cavity of the right box body, the lower part of the air floating machine is connected with a gas-liquid inlet pipe, and the right end of; and a slag discharge port is arranged at the bottom of the cavity of the right box body.
The water collecting pipe is provided with a plurality of water collecting holes.
The bottom of the water collecting pipe is also provided with a support frame.
The bottom of the water outlet pipe is also provided with a support frame.
The bottom of the oil discharge pipe is also provided with a support frame.
And a short pipe and a flange are welded at one end of the water inlet and the slag discharge port.
One end of the negative pressure suction port is welded with a short pipe, a reducer and a flange.
The air inlet pipe extends out of the box body.
The oil extraction pipe left end is provided with elbow and reducer, and the oil extraction pipe right-hand member is provided with the flange.
The upper part of the cover plate is provided with a handle.
The invention has the advantages that: the solid-liquid separation zone and the oil-water separation zone are in different cavities, so that oil-water separation is cleaner; the negative pressure type air floating type oil-water heating device is used for heating oil and water, and the oil-water separation efficiency is high.
Drawings
FIG. 1 is a schematic view of the structure of the negative pressure type thermal cycle air-float oil-water separator of the present invention.
The symbols in the drawings illustrate that: the device comprises a left box body (1), a right box body (2), a water inlet (3), a barrier (4), a slag discharge port (5), a negative pressure suction port (6), a chain (7), an oil scraping plate (8), a speed reducing motor (9), an oil collecting tank (10), a water outlet (11), an adjusting plate (12), a chain wheel (13), an oil discharge port (14), an air flotation machine (15), a gas-liquid discharge pipe (16), a heat circulation pipe (17), a gas-liquid inlet pipe (18), a water inlet pipe (19), an air inlet pipe (20) and a handle (21).
Detailed Description
The present invention will be described in detail with reference to the following preferred embodiments.
As shown in fig. 1, the negative pressure type thermal cycle air-float oil-water separator comprises two closed boxes, namely a left box and a right box, wherein the upper parts of the two boxes are rectangular and the lower parts of the two boxes are inverted trapezoidal, inner cavities of the two boxes are connected through water passing holes of a partition plate, and an inclined plate is arranged above the left part of the water passing holes; the left side of the upper part of the left box body is provided with a water inlet, the upper part of the left box body is provided with a cover plate, the lower part of the cover plate is provided with a barrier, and the lower part of the left box body is provided with a slag discharge port; the top of the right box body is provided with a negative pressure suction port, the upper part of the inner cavity of the right box body is provided with double rows of chains, the chains are connected with a plurality of oil scraping plates, the left end and the right end of each chain are respectively provided with a rotating shaft, the chains are connected with the rotating shafts through chain wheels, and the left side of each rotating shaft is connected with a speed reducing motor fixed on the outer side of the right box body through a; the right end of the middle part of the cavity of the right box body is provided with an oil collecting tank, a water outlet and an oil outlet, an adjusting plate is arranged at the upper left part outside the oil collecting tank, an oil outlet pipe is arranged above the cavity of the oil collecting tank and connected with the oil outlet, and the water outlet is connected with a water collecting pipe at the lower part of the right box body through a pipeline; the left side of the lower part of the cavity of the right box body is provided with a submersible air floating machine, the middle part of the air floating machine is connected with a gas-liquid discharge pipe, a plurality of holes are arranged around the gas-liquid discharge pipe, the upper part of the gas-liquid discharge pipe is provided with a heat circulating pipe, two ends of the heat circulating pipe extend out of the cavity of the right box body, the lower part of the air floating machine is connected with a gas-liquid inlet pipe, and the right end; the bottom of the right box body cavity is provided with a slag discharge hole: the water collecting pipe is provided with a plurality of water collecting holes; the bottom of the water collecting pipe is also provided with a supporting frame; the bottom of the water outlet pipe is also provided with a support frame; the bottom of the oil discharge pipe is also provided with a support frame; one end of the water inlet and the slag discharge port is welded with a short pipe and a flange; one end of the negative pressure suction port is welded with a short pipe, a reducer and a flange; the air inlet pipe extends out of the box body; the left end of the oil discharge pipe is provided with an elbow and a reducer, and the right end of the oil discharge pipe is provided with a flange; the upper part of the cover plate is provided with a handle.
The box body is made of stainless steel, carbon steel or glass fiber reinforced plastic and the like, an oil-water mixture enters from a water inlet of the left box body, large-particle residues are separated out through the barrier, oil and water are mixed in the right box body for heating and air floatation, floating oil after air floatation is discharged through an oil discharge port, and water after oil-water separation is discharged from a water outlet.
Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.
Claims (10)
1. Negative pressure formula thermal cycle air supporting oil-water separator, its characterized in that: the device comprises two closed box bodies, namely a left box body and a right box body, wherein the upper parts of the two box bodies are rectangular, the lower parts of the two box bodies are inverted trapezoidal, inner cavities of the two box bodies are connected through water through holes of a partition plate, and an inclined plate is arranged above the left side of each water through hole; the left side of the upper part of the left box body is provided with a water inlet, the upper part of the left box body is provided with a cover plate, the lower part of the cover plate is provided with a barrier, and the lower part of the left box body is provided with a slag discharge port; the top of the right box body is provided with a negative pressure suction port, the upper part of the inner cavity of the right box body is provided with double rows of chains, the chains are connected with a plurality of oil scraping plates, the left end and the right end of each chain are respectively provided with a rotating shaft, the chains are connected with the rotating shafts through chain wheels, and the left sides of the rotating shafts are connected with a speed reducing motor fixed on the outer side of the right box body through bearings; the right end of the middle part of the cavity of the right box body is provided with an oil collecting tank, a water outlet and an oil discharging port, an adjusting plate is arranged at the upper left part of the outer side of the oil collecting tank, an oil discharging pipe is arranged above the cavity of the oil collecting tank and connected with the oil discharging port, and the water outlet is connected with a water collecting pipe at the lower part of the right box body through a pipeline; the left side of the lower part of the cavity of the right box body is provided with a submersible air floating machine, the middle part of the air floating machine is connected with a gas-liquid discharge pipe, a plurality of holes are arranged around the gas-liquid discharge pipe, the upper part of the gas-liquid discharge pipe is provided with a heat circulating pipe, two ends of the heat circulating pipe extend out of the cavity of the right box body, the lower part of the air floating machine is connected with a gas-liquid inlet pipe, and the right end of; and a slag discharge port is arranged at the bottom of the cavity of the right box body.
2. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: the water collecting pipe is provided with a plurality of water collecting holes.
3. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: the bottom of the water collecting pipe is also provided with a support frame.
4. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: the bottom of the water outlet pipe is also provided with a support frame.
5. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: the bottom of the oil discharge pipe is also provided with a support frame.
6. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: and a short pipe and a flange are welded at one end of the water inlet and the slag discharge port.
7. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: one end of the negative pressure suction port is welded with a short pipe, a reducer and a flange.
8. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: the air inlet pipe extends out of the box body.
9. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: the oil extraction pipe left end is provided with elbow and reducer, and the oil extraction pipe right-hand member is provided with the flange.
10. The negative pressure type thermal cycle air-float oil-water separator according to claim 1, characterized in that: the upper part of the cover plate is provided with a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011285522.2A CN112340919A (en) | 2020-11-17 | 2020-11-17 | Negative pressure type thermal circulation air-float oil-water separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011285522.2A CN112340919A (en) | 2020-11-17 | 2020-11-17 | Negative pressure type thermal circulation air-float oil-water separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112340919A true CN112340919A (en) | 2021-02-09 |
Family
ID=74363986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011285522.2A Pending CN112340919A (en) | 2020-11-17 | 2020-11-17 | Negative pressure type thermal circulation air-float oil-water separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112340919A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415853A (en) * | 2021-05-26 | 2021-09-21 | 路德环境科技股份有限公司 | Integrated treatment device for mixed wastewater of chamfering and machining |
-
2020
- 2020-11-17 CN CN202011285522.2A patent/CN112340919A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415853A (en) * | 2021-05-26 | 2021-09-21 | 路德环境科技股份有限公司 | Integrated treatment device for mixed wastewater of chamfering and machining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210209 |
|
| WD01 | Invention patent application deemed withdrawn after publication |