CN108147621A - 4 S auto shop repair workshop flushing waste water pretreatment unit - Google Patents
4 S auto shop repair workshop flushing waste water pretreatment unit Download PDFInfo
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- CN108147621A CN108147621A CN201810040724.7A CN201810040724A CN108147621A CN 108147621 A CN108147621 A CN 108147621A CN 201810040724 A CN201810040724 A CN 201810040724A CN 108147621 A CN108147621 A CN 108147621A
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- chamber
- water
- oil removal
- removal room
- waste water
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28016—Particle form
- B01J20/28019—Spherical, ellipsoidal or cylindrical
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/44—Nature of the water, waste water, sewage or sludge to be treated from vehicle washing facilities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Water Treatment By Sorption (AREA)
Abstract
A kind of 4 S auto shop repair workshop flushing waste water pretreatment unit, including oil removal room, adsorption chamber, separation chamber, solarization air cell and mud chamber.Oil removal room is equipped with water inlet pipe, the first aeration plate, water distributor, oil scraping plate and gas-liquid separation device；Adsorption chamber is equipped with adsorbent addition metering system and agitating device；Separation chamber bottom is designed to pyramidal structure, and pyramidal structure lower part is provided with sediment discharge valve；Solarization air cell is provided with the second aeration plate and the second air blower；Mud chamber bottom is designed to pyramidal structure, and mud discharging valve is provided in pyramidal structure lower part, and mud chamber top is equipped with downflow weir, downflow weir connection outlet pipe, the water qualified discharge of outlet pipe discharge or reuse.
Description
Technical field
The present invention relates to technical field of waste water processing, especially a kind of 4 S auto shop repair workshop flushing waste water pretreatment dress
It puts.
Background technology
With the quick increase of car ownership, 4 S auto shop also flourishes, and many car owner's selections carry out vapour in 4S shops
The maintenance and repair of vehicle, 4 S auto shop repair workshop generate a certain amount of flushing waste water when carrying out maintenance and repair to automobile,
In flushing waste water in addition to containing all kinds of oil, it is also possible to contain the iron rust ground and the chemicals of washing etc..Flushing waste water
Unprocessed direct emission can damage to environment, such as influence the normal growth of aquatile, aquatic animals and plants is made to have oily taste
Or toxicity or even water body is made to foul, the utility value etc. of water resource is destroyed, more seriously carcinogen quilt contained in oils
Fish, shellfish are enriched with and pass through food chain and be detrimental to health.Therefore, 4 S auto shop repair workshop flushing waste water is effectively treated
It is necessary.
At present, the processing of 4 S auto shop repair workshop flushing waste water is mostly using backward Physical, physical-chemical process, chemistry
The techniques such as method, microbial method, there are efficiency is low, costly, poor processing effect, operation not up to standard the shortcomings of.
The many areas in China abound with shaddock, and shaddock is used to make tinned fruit or other food, pomelo peel are taken as rubbish
Rubbish processing, causes environment certain harm.There is an urgent need for find a kind of recycling approach of pomelo peel.
Invention content
The technical problem to be solved by the present invention is to：In order to solve the place of 4 S auto shop repair workshop flushing waste water and pomelo peel
Reason problem provides a kind of 4 S auto shop repair workshop flushing waste water pretreatment unit, 4 S auto shop repair workshop can be effectively treated
Flushing waste water.
The technical solution adopted by the present invention to solve the technical problems is：The flushing waste water pretreatment of 4 S auto shop repair workshop
Device, including oil removal room, adsorption chamber, separation chamber, solarization air cell and mud chamber.
The oil removal room is equipped with water inlet pipe, and the middle and lower part of oil removal room is provided with the first aeration plate, the described first aeration
The top of disk is equipped with water distributor, water distributor connection water inlet pipe, and first aeration plate is connected with oil removal by pipeline
The first outdoor air blower.The top of the oil removal room is equipped with oil scraping plate and gas-liquid separation device, more preferable for the effect of wastewater treatment,
The water distributor is arranged to concentric circles or cross shape, has horizontal radiation water outlet on water distributor.Further, it is described
The first aeration plate be the pore type aeration plate for being evenly arranged with micropore；The lower part of oil removal room is equipped with inclined bottom plate, and air supporting removes
Waste water after oil flows into the lower part of adsorption chamber along inclined bottom plate.
Flow-stopping plate is equipped between the oil removal room and adsorption chamber, the lower part of flow-stopping plate is provided with 45 degree of corner, corner
Oil removal room side is turned to, adsorption chamber is equipped with adsorbent and adds metering system, and the middle and lower part of adsorption chamber is equipped with agitating device.
The production method of the adsorbent of adsorbent addition metering system addition is：
1. pomelo peel is collected, rinse, dry, is crushed, 60~100 mesh sieve is crossed；
2. the pomelo peel after screening is immersed in the hydrochloric acid solution of concentration 0.5~1mol/L, 70~90 DEG C 20 of constant temperature~
Filtrate is collected in 40min, filtering；Filtrate is concentrated by evaporation under the conditions of 80~95 DEG C, is cooled to room temperature；
3. adding in absolute ethyl alcohol toward concentrate, 10~30min is stirred, filtering is centrifuged, shaddock ped glue is obtained by solids；
Shaddock ped glue is dissolved in the hydrochloric acid solution of a concentration of 0.1mol/L；
4. adding in absolute ethyl alcohol into the stearyl dimethyl benzyl ammonium chloride solution of concentration 0.1mol/L, then add in
The sodium silicate solution of 0.5~1mol/L of concentration, stirring, and 40~50 DEG C of bath temperature is controlled, it is at the uniform velocity added dropwise under magnetic stirring
The ammonium chloride solution of 0.5~1.5mg/L until there is the gel of white clear, reacts 30min；
5. gel is stood into 20~30h, with deionized water filtering and washing 3~5 times, dry 3~6h, in 600~700 DEG C of horses
1~3h is not calcined in stove, prepares silica-gel sphere；Silica-gel sphere is immersed in the hydrochloric acid solution of a concentration of 0.1mol/L, ultrasonic vibration
10~20min；
6. the hydrochloric acid mixed solution of the hydrochloric acid mixed solution and step of step 3. 5. is mixed, stirring, constant temperature shakes at 60~80 DEG C
It swings for 24 hours, centrifuges, solids is washed 3~5 times with 60~70% ethanol solutions and deionized water, done in 60~70 DEG C of vacuum
Dry 30~40min, obtains adsorbent in dry case.
Deflector is equipped between the adsorption chamber and separation chamber, the deflector and 4 S auto shop repair workshop flushing waste water are pre-
The inner wall formation of processing unit enters the water stream channel of separation chamber as waste water, and separation chamber bottom is designed to pyramidal structure, is boring
Shape structure bottom is provided with sediment discharge valve.
First partition is equipped between the separation chamber and solarization air cell, first partition is equipped with the first flow mouth, in solarization air cell
Lower part is provided with the second aeration plate, and second aeration plate is connected with the second air blower outside solarization air cell by pipeline, described
The second aeration plate be the pore type aeration plate for being evenly arranged with micropore.
Second partition is equipped between the solarization air cell and mud chamber, second partition is equipped with the second flow mouth, mud chamber bottom
Portion is designed to pyramidal structure, and pyramidal structure lower part is provided with mud discharging valve.Mud chamber top is equipped with downflow weir, and downflow weir connects
Connected water outlet pipe, the water qualified discharge of outlet pipe discharge or reuse.
The step of carrying out wastewater treatment using above-mentioned 4 S auto shop repair workshop flushing waste water pretreatment unit is as follows：
1. waste water enters oil removal room by water inlet pipe and water distributor, the first aeration plate below water distributor generates big
Tiny bubble is measured, bubble forms mixture with oil adherency and the water surface is risen under buoyancy, and oil slick passes through oil scraping plate and oil slick
Slot is discharged.
2. the gap between inclined bottom plate and flow-stopping plate that then waste water is equipped with by oil removal room lower part enters adsorption chamber,
It is mixed with the adsorbent for carrying out self-absorbent addition metering system, agitating device is stirred waste water, and adsorption reaction occurs for waste water.
3. the waste water after adsorption reaction enters separation chamber by the water stream channel between adsorption chamber and separation chamber, proportion is larger
Solids sink to the lower part of separation chamber under gravity, the sediment discharge valve for passing through bottom is discharged.
4. the waste water after precipitation separation enters solarization air cell by the first flow mouth, the second aeration plate of solarization air cell's setting is to useless
Water is aerated, and waste water is by aerobic oxidation.
5. waste water after aerobic oxidation enters mud chamber by the second flow mouth, after wastewater sedimentation separation by downflow weir and
Outlet pipe is discharged, and sludge is emitted by the mud discharging valve of bottom.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structural representation of 4 S auto shop repair workshop flushing waste water pretreatment unit of the embodiment of the present invention
Figure；
In Fig. 1：1. oil removal room, 1-1. water inlet pipes, the first aeration plates of 1-2., 1-3. water distributors, the first air blowers of 1-4., 1-
5. oil scraping plate, 1-6. gas-liquid separation devices, 1-7. bottom plates, 2. adsorption chambers, 2-1. flow-stopping plates, 2-2. adsorbents addition metering system, 2-3.
Agitating device, 3. separation chambers, 3-1. deflectors, 3-2. sediment discharge valves, 4. solarization air cell, 4-1. first partitions, 4-2. first
Flow mouth, the second aeration plates of 4-3., the second air blowers of 4-4., 5. mud chambers, 5-1. second partitions, 5-2. the second flow mouths, 5-
3. mud discharging valve, 5-4. downflow weirs.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows composition related to the present invention.
Embodiment
A kind of 4 S auto shop repair workshop flushing waste water pretreatment unit of the present invention as shown in Figure 1, including oil removal room
1st, adsorption chamber 2, separation chamber 3, solarization air cell 4 and mud chamber 5.
The oil removal room 1 is equipped with water inlet pipe 1-1, and the middle and lower part of the oil removal room is provided with the first aeration plate 1-2, described
The top of the first aeration plate be equipped with water distributor 1-3, water distributor connection water inlet pipe 1-1, the first aeration plate 1-2
The first air blower 1-4 being connected with by pipeline outside oil removal room.The top of the oil removal room is equipped with oil scraping plate 1-5 and gas-liquid separation device
1-6, more preferable for the effect of wastewater treatment, the water distributor is arranged to concentric circles or cross shape, has on water distributor
There is horizontal radiation water outlet.Further, first aeration plate is the pore type aeration plate for being evenly arranged with micropore；Oil removal room
Lower part be equipped with inclined bottom plate 1-7, the waste water after oil removal by air bubbling flows into the lower part of adsorption chamber along inclined bottom plate.
Flow-stopping plate 2-1 is equipped between the oil removal room 1 and adsorption chamber 2, the lower part of flow-stopping plate 2-1 is provided with 45 degree of turn
Angle, corner turn to oil removal room side, and adsorption chamber 2 is equipped with adsorbent and adds metering system 2-2, and the middle and lower part of adsorption chamber is equipped with stirring
Device 2-3.
The production method of the adsorbent of adsorbent addition metering system addition is：
1. pomelo peel is collected, rinse, dry, is crushed, sieve with 100 mesh sieve；
2. the pomelo peel after screening is immersed in the hydrochloric acid solution of concentration 1mol/L, 90 DEG C of 40min of constant temperature, filter, collect
Filtrate；Filtrate is concentrated by evaporation under the conditions of 95 DEG C, is cooled to room temperature；
3. adding in absolute ethyl alcohol toward concentrate, 30min is stirred, filtering is centrifuged, obtains shaddock ped glue；By shaddock ped peptization solution
In the hydrochloric acid solution of a concentration of 0.1mol/L；
4. adding in absolute ethyl alcohol into the stearyl dimethyl benzyl ammonium chloride solution of concentration 0.1mol/L, then add in
The sodium silicate solution of concentration 1mol/L, stirring, and 50 DEG C of bath temperature is controlled, at the uniform velocity it is added dropwise 1.5mg/L's under magnetic stirring
Ammonium chloride solution until there is the gel of white clear, reacts 30min；
5. gel is stood 30h, with deionized water filtering and washing 5 times, dry 6h calcines 3h in 700 DEG C of Muffle furnaces, makes
It is standby go out silica-gel sphere；Silica-gel sphere is immersed in the hydrochloric acid solution of a concentration of 0.1mol/L, ultrasonic vibration 20min；
6. the hydrochloric acid mixed solution of the hydrochloric acid mixed solution and step of step 3. 5. is mixed, stirring, constant temperature oscillation at 80 DEG C
For 24 hours, it centrifuges, solids is washed 5 times with 70% ethanol solution and deionized water, dry in 70 DEG C of vacuum drying chambers
40min obtains adsorbent.
Deflector 3-1 is equipped between the adsorption chamber 2 and separation chamber 3, which rinses with 4 S auto shop repair workshop
The inner wall formation of sewage pretreatment device enters the water stream channel of separation chamber as waste water, and tapered knot is designed in separation chamber bottom
Structure is provided with sediment discharge valve 3-2 in pyramidal structure lower part.
First partition 4-1 is equipped between the separation chamber 3 and solarization air cell 4, first partition is equipped with the first flow mouth 4-2,
Solarization air cell middle and lower part is provided with the second aeration plate 4-3, and second aeration plate is connected with second outside solarization air cell by pipeline
Air blower 4-4, second aeration plate are the pore type aeration plates for being evenly arranged with micropore.
Second partition 5-1 is equipped between the solarization air cell 4 and mud chamber 5, second partition is equipped with the second flow mouth 5-2,
Mud chamber bottom is designed to pyramidal structure, and mud discharging valve 5-3 is provided in pyramidal structure lower part.Mud chamber top is equipped with overflow
Weir 5-4, downflow weir 5-4 connection outlet pipe, the water qualified discharge of outlet pipe discharge or reuse.
The step of carrying out wastewater treatment using above-mentioned 4 S auto shop repair workshop flushing waste water pretreatment unit is as follows：
1. waste water enters oil removal room 1 by water inlet pipe 1-1 and water distributor 1-3, the first aeration below water distributor
Disk 1-2 generates a large amount of tiny bubbles, and bubble forms mixture with oil adherency and the water surface is risen under buoyancy, and oil slick is by scraping
Oiled-plate method 1-5 and gas-liquid separation device 1-6 discharges.
2. the gap between inclined bottom plate 1-7 and flow-stopping plate 2-1 that then waste water is equipped with by oil removal room lower part enters
Adsorption chamber 2 is mixed with the adsorbent for carrying out self-absorbent addition metering system 2-2, and agitating device 2-3 is stirred waste water, gives up
Adsorption reaction occurs for water.
3. the waste water after adsorption reaction enters separation chamber 3, proportion by the water stream channel between adsorption chamber 2 and separation chamber 3
Larger solids sinks to the lower part of separation chamber under gravity, is discharged by the sediment discharge valve 3-2 of bottom.
4. the waste water after precipitation separation enters solarization air cell 4, the second aeration plate of solarization air cell's setting by the first flow mouth 4-2
4-3 is aerated waste water, and waste water is by aerobic oxidation.
5. the waste water after aerobic oxidation enters mud chamber 5 by the second flow mouth 5-2, pass through overflow after wastewater sedimentation separation
Weir 5-4 and outlet pipe discharge, sludge are emitted by the mud discharging valve 5-3 of bottom.
Using above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the content on specification, it is necessary to determine its technical scope according to right.
Claims (1)
1. 4 S auto shop repair workshop flushing waste water pretreatment unit, it is characterised in that：Including oil removal room (1), adsorption chamber (2),
Separation chamber (3), solarization air cell (4) and mud chamber (5)；
The oil removal room (1) is provided with the first aeration plate (1-2), institute equipped with water inlet pipe (1-1), the middle and lower part of the oil removal room
The top of the first aeration plate stated is equipped with water distributor (1-3), and water distributor connection water inlet pipe (1-1), described first exposes
Gas disk is connected with the first air blower (1-4) outside oil removal room by pipeline；The top of the oil removal room is equipped with oil scraping plate (1-5)
With gas-liquid separation device (1-6), the lower part of oil removal room is equipped with inclined bottom plate (1-7)；
Flow-stopping plate (2-1) is equipped between oil removal room (1) and adsorption chamber (2), adsorption chamber (2) adds metering system equipped with adsorbent
(2-2), the middle and lower part of adsorption chamber are equipped with agitating device (2-3)；
The production method for the adsorbent that adsorbent addition metering system (2-2) adds is：
1. pomelo peel is collected, rinse, dry, is crushed, 60~100 mesh sieve is crossed；
2. the pomelo peel after screening is immersed in the hydrochloric acid solution of 0.5~1mol/L of concentration, 70~90 DEG C of 20~40min of constant temperature,
Filtrate is collected in filtering；Filtrate is concentrated by evaporation under the conditions of 80~95 DEG C, is cooled to room temperature；
3. adding in absolute ethyl alcohol toward concentrate, 10~30min is stirred, filtering is centrifuged, shaddock ped glue is obtained by solids；By shaddock
Hide glue is dissolved in the hydrochloric acid solution of a concentration of 0.1mol/L；
4. adding in absolute ethyl alcohol into the stearyl dimethyl benzyl ammonium chloride solution of concentration 0.1mol/L, concentration is then added in
The sodium silicate solution of 0.5~1mol/L, stirring, and controls 40~50 DEG C of bath temperature, at the uniform velocity it is added dropwise 0.5 under magnetic stirring~
The ammonium chloride solution of 1.5mg/L until there is the gel of white clear, reacts 30min；
5. gel is stood into 20~30h, with deionized water filtering and washing 3~5 times, dry 3~6h, in 600~700 DEG C of Muffle furnaces
1~3h of middle calcining, prepares silica-gel sphere；Silica-gel sphere is immersed in the hydrochloric acid solution of a concentration of 0.1mol/L, ultrasonic vibration 10~
20min；
6. the hydrochloric acid mixed solution of the hydrochloric acid mixed solution and step of step 3. 5. is mixed, stirring, constant temperature oscillation at 60~80 DEG C
For 24 hours, it centrifuges, solids is washed 3~5 times with 60~70% ethanol solutions and deionized water, in 60~70 DEG C of vacuum drying
Dry 30~40min, obtains adsorbent in case；
Deflector (3-1) is equipped between the adsorption chamber (2) and separation chamber (3), which rushes with 4 S auto shop repair workshop
The inner wall formation for washing sewage pretreatment device enters the water stream channel of separation chamber as waste water, and tapered knot is designed in separation chamber bottom
Structure is provided with sediment discharge valve (3-2) in pyramidal structure lower part；
First partition (4-1) is equipped between the separation chamber (3) and solarization air cell (4), first partition is equipped with the first flow mouth (4-
2), solarization air cell lower part is provided with the second aeration plate (4-3), and second aeration plate is connected with outside solarization air cell by pipeline
Two air blowers (4-4)；
Second partition (5-1) is equipped between the solarization air cell (4) and mud chamber (5), second partition is equipped with the second flow mouth (5-
2), mud chamber bottom is designed to pyramidal structure, and mud discharging valve (5-3) is provided in pyramidal structure lower part；Mud chamber top is set
There are downflow weir (5-4), downflow weir (5-4) connection outlet pipe, the water qualified discharge of outlet pipe discharge or reuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040724.7A CN108147621A (en) | 2018-01-16 | 2018-01-16 | 4 S auto shop repair workshop flushing waste water pretreatment unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040724.7A CN108147621A (en) | 2018-01-16 | 2018-01-16 | 4 S auto shop repair workshop flushing waste water pretreatment unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108147621A true CN108147621A (en) | 2018-06-12 |
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ID=62461612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810040724.7A Pending CN108147621A (en) | 2018-01-16 | 2018-01-16 | 4 S auto shop repair workshop flushing waste water pretreatment unit |
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| CN (1) | CN108147621A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110372138A (en) * | 2019-08-26 | 2019-10-25 | 青岛四机设备工程有限公司 | A kind of recycling processing method cleaning train sewage |
| CN111253010A (en) * | 2020-02-25 | 2020-06-09 | 常州大学 | Straight-flow type waste water pretreatment device for automobile repair shop |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977047A (en) * | 2017-03-31 | 2017-07-25 | 常州大学 | A kind of ballasting wastewater treatment integrated apparatus peculiar to vessel |
-
2018
- 2018-01-16 CN CN201810040724.7A patent/CN108147621A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977047A (en) * | 2017-03-31 | 2017-07-25 | 常州大学 | A kind of ballasting wastewater treatment integrated apparatus peculiar to vessel |
Non-Patent Citations (1)
| Title |
|---|
| 时水洪: "果胶改性硅胶的制备及其吸附性能研究", 《中国优秀硕士学位论文全文数据库工程科技Ⅰ辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110372138A (en) * | 2019-08-26 | 2019-10-25 | 青岛四机设备工程有限公司 | A kind of recycling processing method cleaning train sewage |
| CN111253010A (en) * | 2020-02-25 | 2020-06-09 | 常州大学 | Straight-flow type waste water pretreatment device for automobile repair shop |
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Application publication date: 20180612 |