CN208641879U - A kind of sewage treatment primary sedimentation tank - Google Patents
A kind of sewage treatment primary sedimentation tank Download PDFInfo
- Publication number
- CN208641879U CN208641879U CN201821030137.1U CN201821030137U CN208641879U CN 208641879 U CN208641879 U CN 208641879U CN 201821030137 U CN201821030137 U CN 201821030137U CN 208641879 U CN208641879 U CN 208641879U
- Authority
- CN
- China
- Prior art keywords
- sedimentation tank
- primary sedimentation
- connecting plate
- dross
- pond
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Removal Of Floating Material (AREA)
Abstract
The utility model belongs to technical field of sewage.Organic matter in sewage can be deposited in existing primary sedimentation tank to be lost with sludge outlet, for the problems of the prior art, the utility model discloses a kind of sewage treatment primary sedimentation tanks, primary sedimentation tank is intake peripheral effluent by center, pool aottom center is equipped with the spoil disposal chamber that communicates with sludge pipe, and bottom of pond is multiple along the equally distributed underwater scooter of primary sedimentation tank circumferencial direction close to being equipped at pool wall；Mud-scraping apparatus is equipped in pond, mud-scraping apparatus includes actuator, actuating arm, idler wheel, connecting bracket, connecting plate and multiple cleaning shoes, actuating arm one end is connected with actuator, the other end is connected with idler wheel, idler wheel is enclosed along primary sedimentation tank surface one and is rolled, connecting plate is obliquely installed close to bottom of pond slope surface, and connecting plate is connected by connecting bracket with actuating arm, and multiple cleaning shoes are set to below connecting plate and are spaced apart along connecting plate length direction.The utility model can retain the organic matter in water to greatest extent while retaining original precipitating function.
Description
Technical field
The utility model relates to a kind of primary sedimentation tanks, and in particular to a kind of sewage treatment primary sedimentation tank belongs to sewage treatment skill
Art field.
Background technique
In sewage disposal system, primary sedimentation tank is generally located on after the preprocessing process such as grid, sand setting, major function
It is to be eliminated as much as inorganic particle present in treatment sewage by quiescent setting, to reduce subsequent biochemical processing load.
Existing primary sedimentation tank generallys use the bulky grain pollutant that totally stationary coprecipitation mode is gone in water removal, although such coprecipitation mode precipitates
Effect is good, but the organic matter that inorganic large granular impurity suspends in water while precipitation and separation in water can be made also to be deposited
It is separated from water, so that non-solubility internal carbon source in processing water is caused to be deposited in primary sedimentation tank with the loss of sludge outlet, so that after
A large amount of carbon sources are required supplementation in continuous biochemical treatment, it is at high cost.
Utility model content
For the problems of the prior art, the utility model provides a kind of sewage treatment primary sedimentation tank, which is protecting
Stay the non-solubility internal carbon source that can retain to greatest extent in water while original precipitating function.
To realize the above technical purpose, the technical solution of the utility model is:
A kind of sewage treatment primary sedimentation tank, the primary sedimentation tank are circle, and bottom of pond face is pyramidal structure, the pond of the primary sedimentation tank
Bottom center is equipped with the center support that is vertically arranged, is equipped with water inlet pipe in center support, and water inlet is through water inlet pipe from center holder top
Overflow enters in pond, and pond body downward concave shape in center support periphery is connected at spoil disposal chamber, spoil disposal chamber with sludge pipe；Bottom of pond close to
Multiple underwater scooters are equipped at pool wall, multiple underwater scooters are uniformly distributed along primary sedimentation tank circumferencial direction；The primary sedimentation tank
The top of pool wall is equipped with the first outlet pipe, and the first outlet pipe is connected with the catch basin for being set to primary sedimentation tank top, is discharged through catch basin
Collect and is discharged by the first outlet pipe；Mud-scraping apparatus is additionally provided in the primary sedimentation tank, the mud-scraping apparatus includes actuator, driving
Arm, idler wheel, connecting bracket, connecting plate and cleaning shoe, the actuator are set at the top of center support, and the actuating arm level is set
It sets, actuating arm one end is connected with actuator, is driven and is rotated by actuator, and the actuating arm other end is connected with idler wheel, and idler wheel is heavy along just
The circle of pool surface one is rolled, and the connecting plate is obliquely installed close to bottom of pond slope surface, the inclination angle and bottom of pond of connecting plate and horizontal plane
Slope angle it is equal, connecting plate is connected by connecting bracket with actuating arm, and the cleaning shoe is set to connecting plate lower section, and cleaning shoe is arranged
Have multiple, multiple cleaning shoes are spaced apart along connecting plate length direction.The utility model primary sedimentation tank is retaining original precipitating function
While can retain non-solubility internal carbon source in water to greatest extent, wherein utilize the low speed operation pair of underwater scooter
Lower water carries out low kinetic energy agitation in primary sedimentation tank, and Chi Zhongshui is made to have appropriate turbulent flow, but not will form too big agitation, to make
Organic matter suspended matter in one side water is not precipitated and is still suspended in water, it is single that organic matter with water outlet enters subsequent biochemical processing
Member provides internal carbon source for subsequent biochemical denitrogenation, so as to not have to or reduce outer carbon source supplement, reduces operating cost, another party
Inorganic bulky grain in the water of face still can preferably be deposited to bottom of pond and form sludge, and sludge is scraped through mud-scraping apparatus to spoil disposal chamber
It is discharged afterwards so as to which the inorganic bulky grain pollutant removal in sewage is improved effluent quality.
Preferably, the connecting plate is close to one end of pool wall apart from 0.5~1m of underwater scooter.
Preferably, the connecting plate is equipped with close to one end of spoil disposal chamber and reaches the intracavitary small cleaning shoe of spoil disposal.This
More thoroughly sludge can be discharged from spoil disposal chamber by the way that small cleaning shoe is arranged for utility model, to prevent spoil disposal chamber from blocking.
Preferably, dross screeding device is additionally provided in the primary sedimentation tank, the dross screeding device includes dross
Scraper plate, dross rake plate, slag bucket and scum pipe, dross scraper plate level are set to the top of primary sedimentation tank and are connected with connecting bracket, dross
Rake plate is connected with dross scraper plate close to one end of pool wall, and the height that dross harrows plate is identical as dross scraper plate, and slag bucket is harrowed set on dross
Below plate, scum pipe is set to below slag bucket and is connected with slag bucket bottom.The utility model can by setting dross screeding device
The sludge of pond body surface flotation to be collected and be discharged, wherein the sludge collected through dross scraper plate is reached due to centrifugal force
Then dross scraper plate harrows plate by dross and sludge is collected into slag bucket, finally by slag bucket bottom close to one end of dross rake plate
Sludge is discharged to outside pond body by the scum pipe in portion, to further increase the water quality of water outlet.
As further preferred scheme, the slag bucket is connected by connecting pipe with catch basin, is provided in connecting pipe
Solenoid valve for on-off connecting pipe.Open solenoid valve, the water in catch basin can enter slag bucket to the dross in slag bucket into
Row washes away, in order to the discharge of dross.
Preferably, the top of the center support is equipped with the dsah-pot worked as a buffer to water inlet.Pass through setting
Dsah-pot, water inlet flow in pond body after center holder top spilling through dsah-pot radiation, and water inlet is rushed caused by pool inner water stream
Decrease is hit, the precipitating of inorganic bulky grain is conducive to.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Appended drawing reference:
100. 210. outlet pipe of center support 110. water inlet pipe, 120. dsah-pot, 200. catch basin, 220. connecting pipe
300. spoil disposal chamber, 310. sludge pipe, 4. underwater scooter, 510. actuator, 520. actuating arm, 530. idler wheel 540. connection branch
Small 610. dross scraper plate of cleaning shoe, 620. dross of 550. connecting plate of frame, 560. cleaning shoe 570. harrows 630. slag bucket 640. of plate
Scum pipe
Specific embodiment
In conjunction with Fig. 1, a specific embodiment of the utility model is described in detail, but not to the claim of the utility model
Do any restriction.
As shown in Figure 1, a kind of sewage treatment primary sedimentation tank, the primary sedimentation tank is circle, and bottom of pond face is pyramidal structure, described
The pool aottom center of primary sedimentation tank is equipped with the center support 100 that is vertically arranged, is equipped with water inlet pipe 110 in center support 100, water inlet through into
Water pipe 110 enters in pond from 100 top overflow of center support, and the peripheral downward concave shape of pond body of center support 100 is at spoil disposal chamber
300, spoil disposal chamber 300 is connected with sludge pipe 310；Bottom of pond is close to being equipped with multiple underwater scooters 4, multiple divings propulsions at pool wall
Device 4 is uniformly distributed along primary sedimentation tank circumferencial direction, so that underwater scooter 4, which pushes pool inner water body slowly to flow, forms circulation (flow velocity
0.15~0.25m/s), to form suspended sludge scratch layers；The top of the pool wall of the primary sedimentation tank is equipped with outlet pipe 210, water outlet
Pipe 210 is connected with the catch basin 200 for being set to primary sedimentation tank top, and water outlet collects through catch basin 200 to be discharged by outlet pipe 210；It is described
Mud-scraping apparatus is additionally provided in primary sedimentation tank, the mud-scraping apparatus includes actuator 510, actuating arm 520, idler wheel 530, connecting bracket
540, connecting plate 550 and cleaning shoe 560, the actuator 510 are set to 100 top of center support, and actuator 510 can be driving
Motor, the actuating arm 520 is horizontally disposed, and 520 one end of actuating arm is connected with actuator 510, is driven and is rotated by actuator 510,
520 other end of actuating arm is connected with idler wheel 530, and idler wheel 530 is rolled along the circle of primary sedimentation tank surface one, the connecting bracket 540
It is connected set on 520 lower section of actuating arm and with actuating arm 520, connecting bracket 540 can be stainless steel tube, and the connecting plate 550 is logical
It crosses connecting bracket 540 to be connected with actuating arm 520, connecting plate 550 is obliquely installed close to bottom of pond slope surface, connecting plate 550 and horizontal plane
Inclination angle it is equal with the slope angle of bottom of pond, wherein to prevent connecting plate 550 from colliding with underwater scooter 4, connecting plate 550 is leaned on
One end of nearly pool wall prevents spoil disposal chamber apart from 40.5~1m of underwater scooter for more thoroughly sludge is discharged from spoil disposal chamber 300
300 block, and connecting plate 550 is equipped with the small cleaning shoe 570 reached in spoil disposal chamber 300 close to one end of spoil disposal chamber 300, described
Cleaning shoe 560 is set to the lower section of connecting plate 550, and cleaning shoe 560 is provided with multiple, and multiple cleaning shoes 560 are along 550 length side of connecting plate
To being spacedly distributed.
For the sludge of pond body surface flotation to be collected and be discharged, dross screeding device is additionally provided in the primary sedimentation tank,
The dross screeding device includes dross scraper plate 610, dross rake plate 620, slag bucket 630 and scum pipe 640,610 water of dross scraper plate
It puts down the top set on primary sedimentation tank and is connected with connecting bracket 540, dross harrows plate 620 and dross scraper plate 610 close to one end of pool wall
It is connected, the height that dross harrows plate 620 is identical as dross scraper plate 610, and slag bucket 630 is set to 620 lower section of dross rake plate, scum pipe 640
It is connected set on 630 lower section of slag bucket and with 630 bottom of slag bucket, the sludge collected through dross scraper plate 610 is floating since centrifugal force reaches
Then slag scraper plate 610 harrows plate 620 by dross and sludge is collected into slag bucket 630, pass through close to one end of dross rake plate 620
Sludge is discharged to outside pond body by the scum pipe 640 of 630 bottom of slag bucket；Wherein, for the ease of the discharge of dross, dirt is prevented
The case where slag blocks, the slag bucket 630 are connected with catch basin 200 by connecting pipe 220, are arranged in connecting pipe 220 useful
In the solenoid valve of on-off connecting pipe 220, solenoid valve is opened, the water in catch basin 200 can enter slag bucket 630 to slag bucket 630
Interior dross is washed away.
It intakes in order to prevent and causes to impact and be unfavorable for the precipitating of inorganic bulky grain, the center support to pool inner water stream
100 top is equipped with the dsah-pot 120 worked as a buffer to water inlet, and water inlet is at the top of center support 100 through dsah-pot after spilling
120 radiation flow in pond body.
In conclusion the utility model has the advantage that
It, can be with by setting mud-scraping apparatus in such a way that center intakes peripheral effluent 1. the utility model structure is simple
Removal is deposited to the inorganic particle sludge of bottom of pond, by underwater scooter stir at low speed can retain be suspended in it is organic in pond
Matter, so that primary sedimentation tank can retain in water to greatest extent while retaining original precipitating function and improving effluent quality
Non-solubility internal carbon source reduces the operating cost of sewage disposal system.
2. the utility model can remove the sludge for swimming in primary sedimentation tank surface by the way that dross screeding device is arranged, thus into
The effluent quality of one step raising primary sedimentation tank.
3. the utility model flows to pond through dsah-pot radiation after center holder top spilling by setting dsah-pot, water inlet
In vivo, water inlet impact caused by pool inner water stream can be weakened, be conducive to the precipitating of inorganic bulky grain.
It is understood that being merely to illustrate the utility model above with respect to the specific descriptions of the utility model and not being
It is limited to technical solution described in the utility model embodiment.Those skilled in the art should understand that still can be with
It modifies to the utility model or equivalent replacement, to reach identical technical effect；Needs are used as long as meeting, all in this reality
Within novel protection scope.
Claims (6)
1. a kind of sewage treatment primary sedimentation tank, the primary sedimentation tank is circle, and bottom of pond face is pyramidal structure, which is characterized in that described
The pool aottom center of primary sedimentation tank is equipped with the center support being vertically arranged, and is equipped with water inlet pipe in center support, intakes through water inlet pipe therefrom
Heart holder top overflow enters in pond, and pond body downward concave shape in center support periphery is connected at spoil disposal chamber, spoil disposal chamber with sludge pipe
It is logical；Bottom of pond is uniformly distributed close to multiple underwater scooters, multiple underwater scooters are equipped at pool wall along primary sedimentation tank circumferencial direction；Institute
The top for stating the pool wall of primary sedimentation tank is equipped with the first outlet pipe, and the first outlet pipe is connected with the catch basin for being set to primary sedimentation tank top, out
Water collects through catch basin to be discharged by the first outlet pipe；Mud-scraping apparatus is additionally provided in the primary sedimentation tank, the mud-scraping apparatus includes driving
Moving part, actuating arm, idler wheel, connecting bracket, connecting plate and cleaning shoe, the actuator are set at the top of center support, the driving
Arm is horizontally disposed, and actuating arm one end is connected with actuator, is driven and is rotated by actuator, and the actuating arm other end is connected with idler wheel, rolls
Wheel is rolled along the circle of primary sedimentation tank surface one, and the connecting plate is obliquely installed close to bottom of pond slope surface, and connecting plate and horizontal plane incline
Angle is equal with the slope angle of bottom of pond, and connecting plate is connected by connecting bracket with actuating arm, and the cleaning shoe is set to below connecting plate, scrapes
Mud plate is provided with multiple, and multiple cleaning shoes are spaced apart along connecting plate length direction.
2. a kind of sewage treatment primary sedimentation tank as described in claim 1, which is characterized in that the connecting plate close to pool wall one
End is apart from 0.5~1m of underwater scooter.
3. a kind of sewage treatment primary sedimentation tank as described in claim 1, which is characterized in that the connecting plate is close to spoil disposal chamber
One end is equipped with and reaches the intracavitary small cleaning shoe of spoil disposal.
4. a kind of sewage treatment primary sedimentation tank as described in claim 1, which is characterized in that be additionally provided with dross in the primary sedimentation tank
Screeding device, the dross screeding device include that dross scraper plate, dross rake plate, slag bucket and scum pipe, dross scraper plate level are set to
It the top of primary sedimentation tank and is connected with connecting bracket, dross rake plate is connected close to one end of pool wall with dross scraper plate, dross rake plate
Height is identical as dross scraper plate, and slag bucket is set to below dross rake plate, and scum pipe is set to below slag bucket and is connected with slag bucket bottom.
5. a kind of sewage treatment primary sedimentation tank as claimed in claim 4, which is characterized in that the slag bucket by connecting pipe with
Catch basin is connected, and the solenoid valve for on-off connecting pipe is provided in connecting pipe.
6. a kind of sewage treatment primary sedimentation tank as described in claim 1, which is characterized in that the top of the center support is equipped with
The dsah-pot that water inlet is worked as a buffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821030137.1U CN208641879U (en) | 2018-06-29 | 2018-06-29 | A kind of sewage treatment primary sedimentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821030137.1U CN208641879U (en) | 2018-06-29 | 2018-06-29 | A kind of sewage treatment primary sedimentation tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208641879U true CN208641879U (en) | 2019-03-26 |
Family
ID=65782889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821030137.1U Active CN208641879U (en) | 2018-06-29 | 2018-06-29 | A kind of sewage treatment primary sedimentation tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208641879U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111377570A (en) * | 2020-05-06 | 2020-07-07 | 宁波国谱环保科技有限公司 | Flocculation assembly line |
| CN111790186A (en) * | 2020-07-27 | 2020-10-20 | 来安县华阳玻璃制品有限公司 | Secondary sedimentation tank suitable for glass processing wastewater treatment |
-
2018
- 2018-06-29 CN CN201821030137.1U patent/CN208641879U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111377570A (en) * | 2020-05-06 | 2020-07-07 | 宁波国谱环保科技有限公司 | Flocculation assembly line |
| CN111790186A (en) * | 2020-07-27 | 2020-10-20 | 来安县华阳玻璃制品有限公司 | Secondary sedimentation tank suitable for glass processing wastewater treatment |
| CN111790186B (en) * | 2020-07-27 | 2021-10-08 | 来安县华阳玻璃制品有限公司 | Secondary sedimentation tank suitable for glass processing wastewater treatment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205347173U (en) | Small -size water in city desilting system of not drawing water | |
| CN207941295U (en) | Settlement of sewage processing system | |
| CN206828171U (en) | A kind of neutralization precipitation pond | |
| CN208641879U (en) | A kind of sewage treatment primary sedimentation tank | |
| CN209361920U (en) | A kind of town and country sewage treatment sedimentation basin | |
| CN107804928A (en) | Sewage-treatment plant | |
| CN203090540U (en) | Radical sedimentation basin for discharging mud by layers | |
| CN208471589U (en) | A kind of flat flow air bearing precipitating all-in-one machine | |
| CN208054996U (en) | Flocculation clarification sewage disposal device | |
| CN207632577U (en) | A kind of high-efficient vertical flow settling pond | |
| CN207429770U (en) | Efficient settler | |
| CN206466998U (en) | A kind of gas floatation separation device | |
| CN209259815U (en) | A kind of new air-floating filter with deslagging function | |
| CN106698713B (en) | Solid-liquid separation system in sewage treatment | |
| CN213112603U (en) | Dissolved air flotation machine | |
| CN213141466U (en) | Shallow air-float sewage treatment device | |
| CN107875684A (en) | Settlement of sewage mechanism | |
| CN105344134B (en) | Circumferentially-feeding and circumferentially-discharging flow assisting type sedimentation basin | |
| CN109399817A (en) | Sewage-treatment plant and its working method | |
| CN209108682U (en) | A kind of mudpan spoil disposal collection device | |
| CN209076119U (en) | The detention tank of lift mud scraper is installed | |
| CN111643932A (en) | Sedimentation tank for sewage treatment | |
| CN109173356A (en) | A kind of small-scale sewage processing sedimentation basin | |
| CN208700615U (en) | A kind of oil separator for slaughter technics processing | |
| CN110451766A (en) | Riverbed sludge pollution sources cut down equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |