CN111573894A - Small-size sewage treatment plant - Google Patents
Small-size sewage treatment plant Download PDFInfo
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- CN111573894A CN111573894A CN202010453747.8A CN202010453747A CN111573894A CN 111573894 A CN111573894 A CN 111573894A CN 202010453747 A CN202010453747 A CN 202010453747A CN 111573894 A CN111573894 A CN 111573894A
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- sewage
- sewage treatment
- water
- flocculating agent
- hose
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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
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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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
- C02F2001/007—Processes including a sedimentation step
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
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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
- C02F7/00—Aeration of stretches of water
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention belongs to the technical field of sewage treatment, and particularly discloses a small sewage treatment device.A sewage treatment box is an annular cavity, a sewage hose is arranged in the annular cavity in a winding manner, one end of the sewage hose is connected with a sewage containing box, and the other end of the sewage hose is connected with a settling tank; an aeration pipe is sleeved in the sewage hose, and one end of the aeration pipe extends out of the sewage hose to be connected with a small aeration pump; the sewage treatment device is characterized in that a filter is arranged in the hollow cavity of the sewage treatment box, the upstream of the filter is connected with the settling tank through a drain pipe, the downstream of the filter is connected with a water return pipe through a filter pump, and the other end of the water return pipe extends into the sewage treatment box from the upper end of the sewage treatment box. Aim at also playing the effect of stirring evenly to the flocculating agent that adds in sewage when having strengthened the aeration area of sewage for the flocculating agent better combines together with sewage and carries out sewage treatment.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a small sewage treatment device.
Background
In some large-scale public places such as exhibitions and the like, a movable public toilet is usually arranged, a hand washing table for people to wash hands is arranged behind or on the side surface of the public toilet, the part of sewage after washing hands is generally treated in a manner that the sewage is directly and uniformly discharged through a municipal sewage discharge pipe network and is uniformly collected and treated by a sewage plant, although the treatment manner is efficient, the understanding level of people is gradually improved along with the development of economy, and the water resource is saved, and the secondary utilization of the sewage after treatment is more and more emphasized by people.
Consequently, the saving of the water resource of going on from the source utilizes, reduces the waste of water resource, also becomes the trend gradually, has some sewage treatment device to handle the direct reutilization in back with the sewage after using at present, but the equipment is whole bigger than a bit, need place for a long time and use and be not convenient for remove, and the effect that reaches purification treatment that can not be fine again that area is little and convenient the removal is unfavorable for the processing of sewage in order to reach the purpose of reutilization.
Disclosure of Invention
In order to solve the above problems, the present invention provides a small-sized sewage treatment apparatus.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a small sewage treatment device is sequentially connected with a sewage containing box, a sewage treatment box and a settling box along the sewage treatment flow direction, wherein the sewage treatment box is an annular cavity, a sewage hose is coiled in the annular cavity, one end of the sewage hose is connected with the sewage containing box, and the other end of the sewage hose is connected with the settling box; an aeration pipe is sleeved in the sewage hose, and one end of the aeration pipe extends out of the sewage hose to be connected with a small aeration pump; a filter is arranged in the hollow cavity of the sewage treatment tank, the upstream of the filter is connected with the sedimentation tank through a drain pipe, the downstream of the filter is connected with a water return pipe through a filter pump, and the other end of the water return pipe extends into the sewage treatment tank from the upper end of the sewage treatment tank; the sewage hose is provided with first solenoid valve with the one end that sewage holds the case and is connected, first solenoid valve, filtration pump and controller electric connection.
Preferably, the sewage hose holds the one end of case connection with sewage and is provided with flocculating agent derivation mechanism, flocculating agent derivation mechanism and controller electric connection.
Preferably, flocculating agent derivation mechanism holds the case including flocculating agent liquid, flocculating agent liquid holds case lower extreme and passes through flocculating agent honeycomb duct and sewage hose intercommunication, be provided with the second solenoid valve on the flocculating agent honeycomb duct, second solenoid valve and controller electric connection.
Preferably, the flocculating agent liquid holds case upper portion and is provided with the flocculating agent powder side by side and holds the box, holds the water box, the flocculating agent powder holds the box, holds the water box and holds the case intercommunication through third solenoid valve and fourth solenoid valve and flocculating agent liquid respectively, third solenoid valve and fourth solenoid valve and controller electric connection.
Preferably, the lower part of the flocculant liquid containing box is provided with a stirring mechanism.
Preferably, the stirring mechanism comprises a stirring shaft rotatably connected with the flocculant liquid containing box, a plurality of groups of stirring blades are fixedly connected onto the stirring shaft, one group of stirring blades corresponds to the water outlet of the water containing box, and stirring blade rotating power is formed when the water containing box is discharged.
Preferably, an inclined plate which is obliquely and downwardly arranged is arranged at the lower part in the settling tank, one end of the inclined plate is fixedly connected with the side wall of the settling tank, and the other end of the inclined plate is separated from the bottom of the settling tank; the utility model discloses a sewage treatment device, including a water inlet end, a drain pipe, a settling tank, a controller, a level sensor, a controller, an alarm, a water outlet end, a water inlet end, a water outlet end, a water.
Preferably, a plurality of inclined holes inclined downwards are uniformly formed in the inclined plate.
Preferably, the middle lower part of the sewage containing box is provided with a filter screen plate, and the filter screen plate is hung on the sewage containing box through a hook.
A method for treating sewage by using a small sewage treatment device comprises the following steps:
1) pouring sewage into a sewage containing box, and primarily filtering larger impurities in the sewage through a filter screen plate;
2) in the process of dumping sewage, manually controlling the third electromagnetic valve and the fourth electromagnetic valve to be opened so that the flocculant powder containing box, the flocculant in the water containing box and water fall into the flocculant liquid containing box together, and driving the stirring blades to rotate to stir while the water flows downwards;
3) after the sewage is poured, manually opening the small aeration pump, manually controlling the first electromagnetic valve and the second electromagnetic valve to be opened simultaneously, and mixing the primarily filtered sewage and a flocculating agent flowing out of a flocculating agent flow guide pipe together to enter a sewage hose;
4) the sewage after aeration treatment flows into a settling tank for settling, after standing for several minutes, when a turbidity sensor in the settling tank senses that the turbidity of the water in the settling tank reaches a set value, a controller controls a filter pump to be started, the filter pump sucks supernatant liquid after standing in the settling tank into a filter for secondary filtration, and the filtered clear water is returned to a sewage treatment tank for storage for the next use;
5) when the liquid level in the settling tank reaches the height of the liquid level sensor, the filter pump is still not started to work after the set time, and the controller controls the alarm to give an alarm to remind a user of cleaning the settling tank.
The invention has the advantages that: 1. the sewage hose is sleeved on the outer layer of the aeration pipe, the aeration treatment can be carried out in the process that the sewage flows out of the sewage hose, the aeration area of the sewage is enhanced, and the flocculating agent added into the sewage is stirred uniformly, so that the flocculating agent is better combined with the sewage to carry out the sewage treatment, meanwhile, the aeration of the aeration pipe also provides necessary oxygen for the active ingredients in the flocculating agent, and the sewage is ensured to be always in an atmosphere with sufficient oxygen supply in the whole process of sewage flowing; 2. the sewage treatment and filtration system and the purified clean water are integrally arranged, so that the volume of the device is reduced on the whole, the floor area of the whole device is reduced, the device is convenient to move, and the device is suitable for being used in various occasions.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partial sectional view.
In the figure: 1-a sewage holding tank; 2-sewage treatment tank; 21-sewage hose; 22-an aerator pipe; 23-a hollow cavity; 24-a filter; 25-a filtration pump; 26-a water return pipe; 27-a water outlet; 3-a settling tank; 32-a sloping plate; 33-inclined holes; 34-a drain pipe; 4-a flocculant liquid holding tank; 41-a flocculant powder containing box; 42-water containing box; 43-stirring shaft; 44-stirring blades; 45-a second solenoid valve; 46-flocculant draft tube; 5-small aeration pump.
Detailed Description
The invention belongs to the technical field of sewage treatment, and particularly relates to a small sewage treatment device.
As shown in fig. 1, the small sewage treatment device can be placed in an exhibition or used in some public places, is arranged beside a public mobile toilet, and is used for treating sewage after hand washing of people, so that the treated sewage can directly flow into the public mobile toilet for flushing, and waste of water resources is reduced.
The sewage treatment device is sequentially connected with a sewage containing box 1, a sewage treatment box 2 and a settling box 3 along the sewage treatment flow direction, the sewage treatment box 2 is an annular cavity, a sewage hose 21 is coiled in the annular cavity, one end of the sewage hose 21 is connected with the sewage containing box 1, and the other end of the sewage hose 21 is connected with the settling box 3; the sewage hose 21 is internally sleeved with an aeration pipe 22, one end of the aeration pipe 22 extends out of the sewage hose 21 to be connected with the small aeration pump 5, gas generated by the small aeration pump 5 is enough to enable sewage in the sewage containing box 1 to smoothly flow into the sewage hose 21, aeration is carried out through the small aeration pump 5, a flocculating agent can be better mixed with the sewage, active ingredients are better acted on the sewage, and the sewage is treated; the aeration pipe 22 can be provided with a plurality of circles according to actual use requirements, and is not limited to the length in the drawings, and the aeration holes of the aeration pipe 22 are arranged in a sparse-upper mode and a dense-lower mode, so that more air is provided for the aeration pipe 22 at the middle-lower section. Be provided with stagnant water valve 6 at sewage hose 21's end, stagnant water valve 6 can adopt the solenoid valve, is connected with the controller, and stagnant water valve 6 remains closed state throughout during the use, and after sewage flowed into sewage hose 21, sewage can be handled a period in sewage hose 21, and after the processing time reached the settlement time, stagnant water valve 6 was opened and is discharged the sewage in the sewage hose 21 to the setting tank 3.
A filter 24 is arranged in the hollow cavity 23 of the sewage treatment tank 2, the upstream of the filter 24 is connected with the sedimentation tank 3 through a drain pipe 34, the downstream of the filter 24 is connected with a water return pipe 26 through a filter pump 25, and the other end of the water return pipe 26 extends into the sewage treatment tank 2 from the upper end of the sewage treatment tank 2; one end that sewage hose 21 and sewage hold case 1 and be connected is provided with first solenoid valve 13, filter pump 25 and controller electric connection. First solenoid valve 13 remains the closed state throughout, and after sewage was poured into in sewage held case 1, accessible manual control for first solenoid valve 13 is opened, and the sewage of being convenient for holds among the case 1 is arranged into sewage department case 2 and is handled.
The flocculant can be added manually, namely, the user directly pours the prepared flocculant into the sewage and opens the first electromagnetic valve 13.
The interpolation mode of flocculating agent also can add automatically, sewage hose 21 holds the one end of case 1 connection with sewage and is provided with flocculating agent derivation mechanism, flocculating agent derivation mechanism and controller electric connection. The controller can control the first electromagnetic valve 13 and the flocculating agent guiding mechanism to be opened simultaneously, so that the sewage and the flocculating agent enter the sewage hose 21 together, and the flocculating agent and the sewage are uniformly mixed through aeration of the aeration pipe 22, and necessary oxygen is provided for active ingredients in the flocculating agent at the same time, so that the sewage treatment efficiency is improved.
Flocculating agent derivation mechanism holds case 4 including flocculating agent liquid, flocculating agent liquid holds 4 lower extremes of case and passes through flocculating agent honeycomb duct 46 and sewage hose 21 intercommunication, be provided with second solenoid valve 45 on the flocculating agent honeycomb duct 46, second solenoid valve 45 and controller electric connection. When the device is needed to be used, the flocculating agent can be prepared manually and put into the flocculating agent liquid containing box 4, and then the first electromagnetic valve 13 and the second electromagnetic valve 45 are opened together, so that the flocculating agent and the sewage are uniformly contacted and enter the sewage treatment box 2 together.
Flocculant liquid holds 4 upper portions of case and is provided with the flocculant powder side by side and holds box 41, holds water box 42, the flocculant powder holds box 41, holds water box 42 and holds case 4 intercommunication through third solenoid valve and fourth solenoid valve and flocculant liquid respectively, third solenoid valve and fourth solenoid valve and controller electric connection. When not using, can pour into flocculating agent powder and hold box 41 in, when needs use the flocculating agent, the manual control controller for third solenoid valve and fourth solenoid valve open simultaneously and close after the certain time, make flocculating agent powder and water mix, allot the flocculating agent now before the use, the activity of assurance flocculating agent that can be better.
Also can flocculant liquid holds 4 lower parts of case and is provided with rabbling mechanism, opens the back when third solenoid valve and fourth solenoid valve, and during flocculant powder and water entered into flocculant liquid simultaneously and held case 4, through rabbling mechanism's stirring for the dissolution that flocculant powder can be better.
The stirring mechanism comprises a stirring shaft 43 which is rotatably connected with the flocculant liquid containing box 4, a plurality of groups of stirring blades 44 are fixedly connected on the stirring shaft 43, one group of stirring blades 44 corresponds to the water outlet of the water containing box 42, and the water containing box 42 forms the rotating power of the stirring blades 44 when water flows out. It can be understood that, when the water in the water containing box 42 flows into the flocculant liquid containing tank 4, the water flow hits on the stirring blade 44, so that the stirring blade 44 rotates, and the dissolution rate of the flocculant powder is increased while rotating, so that the flocculant powder can be better dissolved in the water. The stirring blade 44 can accelerate the initial dissolution of the flocculant powder in water without adding an additional power mechanism.
The inner lower part of the settling tank 3 is provided with an inclined plate 32 inclining downwards, the inclined plate 32 can enable impurities to slide to the bottom of the settling tank 3 after settling, and the inclined plate 32 is uniformly provided with a plurality of inclined holes 33 inclining downwards and can also accelerate the settling speed; one end of the inclined plate 32 is fixedly connected with the side wall of the settling tank 3, and the other end of the inclined plate is separated from the bottom of the settling tank 3; the end setting of intaking that drain pipe 34 and settling tank 3 are connected is at the upside of swash plate 32, on the 3 inner walls of settling tank, with drain pipe 34 intake and hold corresponding highly being provided with turbidity sensor, 3 upper portions of settling tank are provided with level sensor, turbidity sensor, level sensor are connected with the controller, controller and alarm electric connection. The turbidity sensor can be preset when in use, when the water in the settling tank 3 is turbid, the filter pump 25 is always in a non-working state, and when the value detected by the turbidity sensor reaches a preset value (when the water is clear), the controller controls the filter pump 25 to work, and supernatant liquid after being settled in the settling tank 3 is sucked into the filter 24 for secondary filtration; after the water in the setting tank 3 accumulated to a certain height, and in the set time, when the turbidity sensor could not reach the default all the time, the controller controlled alarm was reported to the police, reminded the user to clear up the setting tank 3, and the setting tank 3 was detachable connection, the dismouting of being convenient for.
The middle lower part of the sewage containing box 1 is provided with a filter screen plate 12, and the filter screen plate 12 is hung on the sewage containing box 1 through a hook 11. The filter screen plate 12 is used for primary filtration to filter out larger impurities in the sewage containing box 1, the filter screen plate 12 is detachably hung on the sewage containing box 1, and the filter screen plate 12 is separated from the bottom of the sewage containing box 1 by a certain distance, so that the poured sewage can be accommodated in a space formed by the filter screen plate 12 and the bottom of the sewage containing box 1 after being filtered; after the filtration is completed, the user can manually lift the filter screen 12 out for cleaning.
A method for treating sewage by using a small sewage treatment device comprises the following steps:
1) collecting used sewage into the sewage containing box 1, primarily filtering larger impurities in the sewage through the filter screen plate 12, leaving the larger impurities on the filter screen plate 12, remaining the filtered sewage in a space formed by the filter screen plate 12 and the bottom of the sewage containing box 1, and manually lifting the filter screen plate 12 out for cleaning after the sewage is poured out;
2) when the sewage reaches the set water level, the third electromagnetic valve and the fourth electromagnetic valve can be manually controlled or controlled by the controller to be opened, so that the flocculating agent and the water in the flocculating agent powder containing box 41 and the water containing box 42 fall into the flocculating agent liquid containing box 4 together, and the stirring blades 44 are driven to rotate to stir while the water flows downwards; primarily mixing flocculant powder and water to dissolve the flocculant powder in the water to form a flocculant, and keeping the prepared flocculant in a coagulant liquid containing tank 4 for later use;
3) the small aeration pump 5 is opened under the control of manual control or a controller, the first electromagnetic valve 13 and the second electromagnetic valve 45 are opened simultaneously, and the primarily filtered sewage and the flocculant flowing out of the flocculant guide pipe 46 are mixed together and then enter the sewage hose 21; the opening size of the second electromagnetic valve 45 can be controlled to ensure that a flocculating agent is added in the whole process of sewage outflow, so that the sewage treatment effect is ensured;
4) after the sewage completely flows into the sewage hose 21, the sewage is kept in the sewage hose 21 for a certain time, the time can be manually set according to needs to ensure the sewage treatment effect, and after the set time is up, the water stop valve 6 is opened to discharge the sewage in the sewage hose 21 into the settling tank 3;
5) the sewage after aeration treatment flows into the settling tank 3 for settling, after standing for several minutes, when a turbidity sensor in the settling tank 3 senses that the turbidity of the water in the settling tank 3 reaches a set value, it is indicated that impurities in the settling tank 3 have settled to the bottom of the settling tank 3, at this time, the controller controls the filter pump 25 to be opened, the filter pump 25 sucks the supernatant after standing in the settling tank 3 into the filter 24 for secondary filtration, and returns the filtered clear water to the sewage treatment tank 2 for storage for next use (for flushing of public toilets), and the clear water can flow out through the water outlet 27 for use;
5) after the liquid level in the settling tank 3 reaches the height of the liquid level sensor, the filter pump 25 is still not started for a set time, the controller controls the alarm to give an alarm, a user is reminded to clean the settling tank 3, and the whole device can continue to operate normally.
The above embodiments are preferred embodiments, it should be noted that the above preferred embodiments should not be considered as limiting the present invention, and the scope of the present invention should be limited by the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.
Claims (10)
1. The utility model provides a small-size sewage treatment plant, has connected gradually sewage along the processing flow direction of sewage and has held case (1), sewage treatment case (2) and setting tank (3), its characterized in that: the sewage treatment tank (2) is an annular cavity, a sewage hose (21) is arranged in the annular cavity in a winding mode, one end of the sewage hose (21) is connected with the sewage containing tank (1), and the other end of the sewage hose is connected with the settling tank (3); an aeration pipe (22) is sleeved in the sewage hose (21), and one end of the aeration pipe (22) extends out of the sewage hose (21) to be connected with the small aeration pump (5); a filter (24) is arranged in a hollow cavity (23) of the sewage treatment tank (2), the upstream of the filter (24) is connected with the sedimentation tank (3) through a drain pipe (34), the downstream of the filter (24) is connected with a water return pipe (26) through a filter pump (25), and the other end of the water return pipe (26) extends into the sewage treatment tank (2) from the upper end of the sewage treatment tank (2); one end that sewage hose (21) and sewage hold case (1) are connected is provided with first solenoid valve (13), the end of sewage hose (21) is provided with stagnant water valve (6), first solenoid valve (13), filter pump (25), stagnant water valve (6) and controller electric connection.
2. The small-sized sewage treatment apparatus according to claim 1, wherein: one end that sewage hose (21) and sewage hold case (1) to be connected is provided with flocculating agent derivation mechanism, flocculating agent derivation mechanism and controller electric connection.
3. The small-sized sewage treatment apparatus according to claim 2, wherein: flocculating agent derivation mechanism holds case (4) including flocculating agent liquid, flocculating agent liquid holds case (4) lower extreme and passes through flocculating agent honeycomb duct (46) and sewage hose (21) intercommunication, be provided with second solenoid valve (45) on flocculating agent honeycomb duct (46), second solenoid valve (45) and controller electric connection.
4. The small-sized sewage treatment apparatus according to claim 3, wherein: flocculant liquid holds case (4) upper portion and is provided with flocculant powder side by side and holds box (41), holds water box (42), flocculant powder holds box (41), holds water box (42) and holds case (4) intercommunication through third solenoid valve and fourth solenoid valve and flocculant liquid respectively, third solenoid valve and fourth solenoid valve and controller electric connection.
5. The small-sized sewage treatment apparatus according to claim 4, wherein: and a stirring mechanism is arranged at the lower part of the flocculant liquid containing box (4).
6. The small-sized sewage treatment apparatus according to claim 5, wherein: the stirring mechanism comprises a stirring shaft (43) rotatably connected with the flocculant liquid containing box (4), wherein a plurality of groups of stirring blades (44) are fixedly connected to the stirring shaft (43), one group of stirring blades (44) correspond to a water outlet of the water containing box (42), and the water containing box (42) forms stirring blade (44) rotating power when water is discharged.
7. The small-sized sewage treatment apparatus according to claim 1, wherein: an inclined plate (32) which is obliquely and downwardly arranged is arranged at the lower part in the settling tank (3), one end of the inclined plate (32) is fixedly connected with the side wall of the settling tank (3), and the other end of the inclined plate is separated from the bottom of the settling tank (3); the utility model discloses a sewage treatment device, including a water inlet end, a drain pipe (34), a settling tank (3), a drain pipe (34), and a liquid level sensor, the end of intaking that is connected with settling tank (3) sets up the upside at swash plate (32), on settling tank (3) inner wall, intake with drain pipe (34) and hold corresponding highly being provided with turbidity sensor, settling tank (3) upper portion is provided with liquid level sensor, turbidity sensor, liquid level sensor are connected with the controller, controller and alarm electric connection.
8. The small-sized sewage treatment apparatus according to claim 7, wherein: a plurality of inclined holes (33) which incline downwards are uniformly arranged on the inclined plate (32).
9. The small-sized sewage treatment apparatus according to claim 1, wherein: the sewage containing box is characterized in that a filter screen plate (12) is arranged at the middle lower part of the sewage containing box (1), and the filter screen plate (12) is hung on the sewage containing box (1) through a hook (11).
10. A method for treating sewage by using the small-sized sewage treatment plant according to claims 1 to 9, comprising the steps of:
1) the sewage is collected into a sewage containing box (1), and larger impurities in the sewage are primarily filtered through a filter screen plate (12);
2) manually controlling the third electromagnetic valve and the fourth electromagnetic valve to be opened, so that the flocculating agent and the water in the flocculating agent powder containing box (41) and the water containing box (42) fall into the flocculating agent liquid containing box (4) together, and driving the stirring blade (44) to rotate for stirring while the water flows downwards;
3) after the sewage is collected, manually opening the small aeration pump (5), then controlling the first electromagnetic valve (13) and the second electromagnetic valve (45) to be opened simultaneously, and mixing the primarily filtered sewage and a flocculating agent flowing out of a flocculating agent flow guide pipe (46) together and then entering a sewage hose (21);
4) after the sewage stays in the sewage hose (21) for a specified time, the controller controls the water stop valve (6) to be opened, so that the sewage after aeration treatment flows into the settling tank (3) for settling;
5) after standing for several minutes, when a turbidity sensor in the settling tank (3) senses that the turbidity of water in the settling tank (3) reaches a set value, the controller controls the filter pump (25) to be started, the filter pump (25) sucks supernatant after standing in the settling tank (3) into the filter (24) for secondary filtration, and the filtered clear water is returned to the sewage treatment tank (2) for storage for the next use;
6) when the liquid level in the settling tank (3) reaches the height of the liquid level sensor, the filter pump (25) is still not started to work after the set time, and the controller controls the alarm to give an alarm to remind a user to clean the settling tank (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010453747.8A CN111573894A (en) | 2020-05-26 | 2020-05-26 | Small-size sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010453747.8A CN111573894A (en) | 2020-05-26 | 2020-05-26 | Small-size sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111573894A true CN111573894A (en) | 2020-08-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010453747.8A Withdrawn CN111573894A (en) | 2020-05-26 | 2020-05-26 | Small-size sewage treatment plant |
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| Country | Link |
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| CN (1) | CN111573894A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112875934A (en) * | 2021-02-27 | 2021-06-01 | 广西大学 | System for comprehensively treating agricultural non-point source pollution |
| CN113401999A (en) * | 2021-08-19 | 2021-09-17 | 东营浩辰石油技术开发有限公司 | Automatic control equipment for sewage treatment and sewage precipitation method |
-
2020
- 2020-05-26 CN CN202010453747.8A patent/CN111573894A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112875934A (en) * | 2021-02-27 | 2021-06-01 | 广西大学 | System for comprehensively treating agricultural non-point source pollution |
| CN113401999A (en) * | 2021-08-19 | 2021-09-17 | 东营浩辰石油技术开发有限公司 | Automatic control equipment for sewage treatment and sewage precipitation method |
| CN113401999B (en) * | 2021-08-19 | 2021-12-10 | 杭州引胜科技有限公司 | Automatic control equipment for sewage treatment and sewage precipitation method |
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Application publication date: 20200825 |
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| WW01 | Invention patent application withdrawn after publication |