CN208340197U - Sediment by aeration removes slag bath - Google Patents

Abstract

The utility model relates to a kind of sediment by aeration to remove slag bath, belong to technical field of sewage.Sediment by aeration includes pond body, aeration tube, the first collection slag structure and slag scraping mechanism except slag bath；The bottom surface of the pond body successively includes arcwall face, slope sum aggregate sand area from water inlet end to water outlet, further includes water distributor, slag blocking wall and slag scraping mechanism.The utility model is easy to operate, saves cost.

Description

Sediment by aeration removes slag bath

Technical field

The utility model relates to a kind of sediment by aeration to remove slag bath, belong to technical field of sewage.

Background technique

Sewage treatment usually requires that setting pot is arranged in pretreatment stage, to guarantee the normal operation of subsequent processing facility. There are three types of types for setting pot: flat flow, vertical-flow and aeration type.Horizontal flow type grit chamber is a kind of most common setting pot, water Stream part is really one and widens the open channel deepened, and has simple structure, the operation is stable, high treating effect and is easy to sand discharge etc. Advantage；Vertical-flow setting pot is a round pond, its structure is more complicated, and treatment effect is generally poor, is not mostly used；It exposes Gas setting pot is an elongated channel, is that aeration tube is added in conventional horizontal-flow grit chamber, by aeration so that sewage is in pond Inside spin advances, and the grains of sand on the one hand making density big are thrown to pool wall and fall, and on the other hand increases the rubbing machine of the grains of sand Meeting eliminates the organic matter on grains of sand surface, the available more pure grains of sand.Dissolved oxygen content in aerated grit chamber water outlet It is higher, be conducive to subsequent aerobic treatment process.

But existing aerated grit chamber has the disadvantage in that

1, it is unevenly distributed before and after sand setting amount.

In horizontal flow type grit chamber, the flow velocity of water is gradually decreased from water intake end to water outlet, and therefore, water intake end sand setting is few, Water outlet sand setting is more.In the prior art, horizontal flow type grit chamber carrys out resorption sand by purlin vehicle, due to water intake end and water outlet sand setting Height is different, according to the purlin vehicle of fixed height, will lead to the sand- absorbing end abrasion of purlin vehicle；And to avoid wearing, it carries out again Cumbersome tune pump work.

But in operation, adjustment so frequent actually cannot achieve, therefore the sand grains of aerated grit chamber water outlet can be got over More, the artificial scarfing cinder after can only finally emptying pond of product.On the one hand equipment operation is influenced, on the other hand due to H in sediment₂S is dense Degree is high, has severe toxicity, causes damages to the health of scarfing cinder worker.

2, the operation of purlin vehicle and slag scraping mechanism relies on sensor.

The working environment of aerated grit chamber is moist dirty, sometimes results in sensor failure.For the vehicle of purlin, once it passes Sensor failure, will lead to when purlin vehicle runs to pond end can not stop, and electric wire fracture causes short circuit or electric shock accidents.For existing Lift slag scraping mechanism for, if sensor is damaged or blocks, it is impossible to go up and down, slag can not be scraped.

Utility model content

In view of the foregoing defects the prior art has, the utility model proposes a kind of new sediment by aeration to remove slag bath.

The utility model, which is that the following technical solution is employed, to be realized:

A kind of sediment by aeration removes slag bath, including pond body, aeration tube, the first collection slag structure and slag scraping mechanism, pond body include into The mouth of a river and the first water outlet, the bottom surface of the pond body successively include arcwall face, slope sum aggregate sand area, institute from water inlet end to water outlet The area Shu Jisha surrounding is equipped with the gradient that the grains of sand can be made to be pooled to the area Ji Sha, and the area Ji Sha, which is equipped with, inhales sand tube, inhales sand tube and sand suction pump It is connected；First water outlet can be overflow weir, drowned weir or other types water outlet.Slag scraping mechanism can be underwater slag scraping mechanism Or slag scraping mechanism waterborne.

It further include water distributor, water distributor and arcwall face are implemented in combination with water distribution；The water distributor removes slag bath across sediment by aeration Width direction, water distributor is made of top not less than the water distributing plate of the water surface, and the water distributing plate includes vertical arrangement and horizontal horizontal Section is the cambered plate of semi arch and the bottom plate set on cambered plate bottom, and the bottom plate can prevent from directly flowing down into water, cambered plate For the semi arch opening of cross section towards the pool wall for being equipped with water inlet, the height of cambered plate is the 1/3-2/ of water inlet pond body depth 3, bottom plate does not completely enclose cambered plate bottom, and there are openings, and the opening is for water outflow；The level of arcwall face starting point Height is not less than the level height of water distributing plate bottom, smoothly transits between the end and slope of arcwall face, makes grains of sand barrier-free sliding The area Ru Jisha.

It further include slag blocking wall, slag trap of the slag blocking wall by top not less than the water surface is alternatively arranged, and slag blocking wall is along pond body Length direction arrangement extends to pool wall from the position close to water distributing plate, and pond body is divided into slagging-off area and sand setting area；The water distribution The width of device makes water distributor at least across sediment by aeration except slag bath sand setting area is at most across sediment by aeration except slag bath pond body；Pushing off the slag Wall is securable to bottom of pond, is also securable to pool wall.

First collection slag structure is set to slagging-off area end, to accept the dregs of fat；

The position of water inlet to intake to be flowed into from the lateral edge cambered plate internal tangent direction that water distributing plate is equipped with bottom plate；Bottom plate Height is not higher than water inlet bottom level；

When water distributor width is more than the width in sand setting area, water inlet is disposed in proximity to slagging-off area side；The width of bottom plate makes The distance for obtaining bottom plate inner edge distance slagging-off area's pool wall is greater than the width in slagging-off area, and the width of bottom plate is not less than where the bottom plate The corresponding water inlet width of water distributing plate.

The utility model uses the water distributing plate of semi arch cross section and makes to enter along a tangential direction into water, can reduce head damage It loses, guarantees pond body flow velocity.

Water distributor and arcwall face are implemented in combination with water distribution, can make to be initially formed an eddy flow into water, then from water distributor lower end with The gap of arcwall face is flowed out, and the grains of sand of deposition on the slope are washed away downslope and are pooled to Ji Shaqu by the water of outflow.The area Ji Sha Surrounding is equipped with the gradient that the grains of sand can be made to be pooled to the area Ji Sha, the grains of sand in other directions can be made to be pooled to Ji Shaqu.So as to To remove purlin vehicle from, it is only necessary to which sand tube is inhaled in setting in Ji Shaqu can be completed suction sand.

The utility model be arranged slag blocking wall, the eddy flow formed using aerated grit chamber itself, make the dregs of fat by slag trap it Between gap enter slagging-off area, and remained in by the blocking of slag trap slagging-off area.Reduce slagging-off area in this way Area scrapes slag using what small-sized slag scraping mechanism can be completed entire pond body, can save the cost of equipment purchase.The utility model exists The setting of cambered plate bottom prevents the bottom plate directly dirty into water, can prevent that slagging-off area is directly flowed down and entered into water, reduce to removing The dross in slag area brings disturbance, improves slagging-off effect.

The slag scraping mechanism is set to above slagging-off area, and slag scraping mechanism includes motor, transmission chain, driving wheel, scrapes slag chain, is driven Wheel, sliding slot and scum board, motor is connect by transmission chain with driving wheel, between driving wheel and driven wheel and between different driven wheels Equipped with sliding slot, the sliding slot and driving wheel and driven wheel are tangent, and sliding slot, driving wheel and driven wheel collectively form the frame of slag scraping mechanism Frame was equipped with along frame one week and scrapes slag chain, scraped slag chain equipped with scum board.Motor by transmission chain by power be transmitted to driving wheel to Slag chain movement is scraped in drive, starts to scrape slag set on the scum board scraped on slag chain.

The slag scraping mechanism of the utility model is set to above slagging-off area, in the above operation of the water surface, can be existed to avoid slag scraping mechanism Be corroded abrasion under water, improves service life, easy access.

The sediment by aeration includes two pond bodies except slag bath, and two pond bodies are located at the two sides of dividing wall and about separation Wall is axisymmetricly arranged, and the two sides of dividing wall are slagging-off area；Two pond bodies share a water inlet or water inlet are separately provided, When sharing water inlet, water inlet is arranged across dividing wall, to intake simultaneously to two pond bodies；The slag scraping mechanism is set to two ponds Above the slagging-off area of body.

By two pond body combination arrangements, it is adjacently positioned the slagging-off area of two pond bodies, to be by a set of slag scraping mechanism Two pond bodies can be achieved scrapes slag.If water inlet is arranged across dividing wall, can intake simultaneously to two pond bodies, without additional Build irrigation channel.

The sand setting area of described two pond bodies passes through the first water outlet respectively and is connected with secondary settling tank, and secondary settling tank is equipped with the second water outlet Mouth and suction sand tube, inhale sand tube and are connected with sand suction pump.Preferably, the first water outlet is drowned weir, and the second water outlet is overflow weir.

Secondary settling tank is set, effluent characteristics can be improved.First water outlet is set as drowned weir, so that flow can be according in pond body Water how much adjusted in real time.

The sediment by aeration removes slag bath two sides and sand setting area and is equipped with inspection platform close to the position of dividing wall.Preferably, institute Inspection platform is stated along sediment by aeration except the length direction of slag bath is continuously arranged.

The sediment by aeration removes and is equipped with sparge pipe, the spray head of sparge pipe between slag bath two sides and slag blocking wall and slag scraping mechanism Direction makes dross leave pool side or wall side and inwardly moves；Sparge pipe is connected with pump unit, and the pump unit is by taking Water pipe is fetched water from the first water outlet or the second water outlet.

Since aeration tube and pool wall are not in close contact, between there are a fixed gaps, in the process that aeration tube is aerated upwards In, have certain intervals between pond face aeration position and adjacent pool wall, the effect that the water in this part interval can not be aerated and Pond inside spin advance, wherein can the accumulating section dregs of fat can not be discharged.Thus, the utility model removes slag bath two sides in sediment by aeration Sparge pipe is set, the dregs of fat spray in compartment is flushed to the other side of aeration position using sparge pipe, is added to it whole It is threadingly advanced in body water flow, and then the dregs of fat therein is allow to be collected into slagging-off area.It is same between slag blocking wall and slag scraping mechanism Sparge pipe is arranged in sample, to rinse the greasy dirt of slag blocking wall contamination, mitigates the greasy dirt accumulation of slag blocking wall.

First water outlet is drowned weir, and the suction sand tube of the secondary settling tank is equipped with propeller, the propeller place Height is identical as drowned weir height；Preferably, the inclined direction of the propeller blade is discharged with from the first water outlet to second The line of mouth is vertical.

Setting propeller is exported in drowned weir, the grains of sand of institute's band in the water outlet of the first water outlet can be hit down, help to mention The sand setting effect of high secondary settling tank.When the inclined direction of the blade of propeller hangs down with from the first water outlet to the line of the second water outlet When straight, the grains of sand can move downward after vertically getting to blade, to accelerate sand setting.Propeller can be separately provided, can also be external Generator is to recycle the energy.

Detailed description of the invention

Fig. 1 a is one of single pond body structural schematic diagram of the utility model.

Fig. 1 b is single pond body second structural representation of the utility model.

Fig. 2 is the slag blocking wall of the utility model and the scheme of installation of bottom of pond.

Fig. 3 is that the utility model scrapes slag schematic diagram.

Fig. 4 is the water distributing plate structural schematic diagram of the utility model.

Fig. 5 is the water distributing plate structural schematic diagram of the utility model.

Fig. 6 is double pond body structural schematic diagrams not with slag scraping mechanism of the utility model.

Fig. 7 is the face the A-A schematic diagram of Fig. 6.

Fig. 8 is one of double pond body structural schematic diagrams of the utility model.

Fig. 9 is double pond body second structural representations of the utility model.

Figure 10 is double pond body third structural representations of the utility model.

Figure 11 is the face the B-B schematic diagram of Figure 10.

Figure 12 is the four of double pond body structural schematic diagrams of the utility model.

Figure 13 is one of sparge pipe scheme of installation of the utility model.

Figure 14 is the two of the sparge pipe scheme of installation of the utility model.

Figure 15 is the sparge pipe schematic diagram of the utility model.

Figure 16 is the five of double pond body structural schematic diagrams of the utility model.

Figure 17 is the face the C-C schematic diagram of Figure 16.

Figure 18 is the six of double pond body structural schematic diagrams of the utility model.

In figure: 1, water inlet；2, remove the gred area；3, slag scraping mechanism；4, slag trap；5, the first collection slag structure；6, the first water outlet Mouthful；7, Ji Shaqu；8, sand tube is inhaled；9, aeration tube；10, sand setting area；11, water distributing plate；12, dividing wall；13, arcwall face；14, tiltedly Slope；15, inspection platform；16, the second water outlet；17, secondary settling tank；18, tube body；19, motor；20, transmission chain；21, driving wheel； 22, scum board；23, slag chain is scraped；24, driven wheel；25, bracket；26, spray head；27, sparge pipe；28, cambered plate；29, bottom plate；30, Lead slag bank；31, propeller；32, inner edge.

Specific embodiment

In order to which the utility model aim, technical solution is more clearly understood, with reference to the accompanying drawing, the utility model is made It is further described.

Embodiment one:

As shown in Fig. 1 a and Fig. 2-5, a kind of sediment by aeration removes slag bath, including pond body, aeration tube 9, first collect 5 and of slag structure Slag scraping mechanism 3, pond body include water inlet 1 and the first water outlet 6, and the bottom surface of the pond body successively includes from water inlet end to water outlet Arcwall face 13,14 sum aggregate sand area 7 of slope, the area Ji Sha surrounding are equipped with the gradient that the grains of sand can be made to be pooled to the area Ji Sha, and collection is husky Area, which is equipped with, inhales sand tube 8, inhales sand tube and is connected with sand suction pump；First water outlet is drowned weir.

It further include water distributor, water distributor and arcwall face are implemented in combination with water distribution；The water distributor removes slag bath across sediment by aeration Width direction, water distributor is made of top not less than the water distributing plate 11 of the water surface, and the water distributing plate includes vertical arrangement and horizontal Cross section is the cambered plate 28 of semi arch and prevents the bottom plate 29 directly dirty into water set on cambered plate bottom, and the bottom plate is flat Panel, bottom plate is vertical with cambered plate, and the semi arch opening direction of cambered plate cross section is equipped with the pool wall of water inlet, the height of cambered plate Degree is the 1/3 of water inlet pond body depth, and bottom plate does not completely enclose cambered plate bottom, and supplies water and flow out there are opening；Arc The level height of face starting point is not less than the level height of water distributing plate bottom, and end and the slope of arcwall face smoothly transit, and makes sand The accessible area slide-in Ji Sha of grain；The water distributing plate of the present embodiment is as shown in Figure 5.

It further include slag blocking wall, slag trap 4 of the slag blocking wall by top not less than the water surface is alternatively arranged, and slag blocking wall is along pond body Length direction arrangement extends to pool wall from the position close to water distributing plate, and pond body is divided into slagging-off area 2 and sand setting area 10；It is described The width of water distributor makes water distributor at least across sediment by aeration except slag bath sand setting area is at most across sediment by aeration except slag bath pond body； Slag blocking wall is securable to bottom of pond, is also securable to pool wall.

The slag scraping mechanism includes motor 19, transmission chain 20, driving wheel 21, scrapes slag chain 23, driven wheel 24, sliding slot and scrape slag Power is transmitted to driving wheel by transmission chain and scrapes slag chain movement to drive, opened set on the scum board scraped on slag chain by plate 22, motor Beginning scrapes slag；Slag scraping mechanism is set to above slagging-off area, and the first collection slag structure is set to slagging-off area end to accept the dregs of fat；Slag scraping mechanism is logical It crosses bracket 25 and is fixed on the water surface or more, so that the scum board of slag scraping mechanism is goed deep into the water surface or less and carry out scraping slag.In order to make to scrape slag Mechanism can smoothly scrape dross into the first collection slag structure, add in slagging-off area with the first collection slag structure interface position and lead slag bank 30, with lead between immediate two wheels (driving wheel or driven wheel) of slag bank the angle of line with lead the parallel of slag bank.Sliding slot Between every two wheel, slag chain is scraped for support.In the present embodiment, slag scraping mechanism also could alternatively be commonly used in the art Underwater slag scraping mechanism.

The position of water inlet to intake to be flowed into from the lateral edge cambered plate internal tangent direction that water distributing plate is equipped with bottom plate；Bottom plate Height is not higher than water inlet bottom level；

In the present embodiment, water distributor width is more than the width in sand setting area, and water inlet is disposed in proximity to slagging-off area side；Bottom plate Width make bottom plate inner edge 32 be greater than the width in slagging-off area apart from the distance of slagging-off area's pool wall, the width of bottom plate is not less than described The corresponding water inlet width of water distributing plate where bottom plate.

Embodiment two:

As shown in Fig. 1 b and Fig. 2-5, a kind of sediment by aeration removes slag bath, including pond body, aeration tube, the first collection slag structure and scrapes Slag mechanism, pond body include water inlet and the first water outlet, and the bottom surface of the pond body successively includes arc from water inlet end to water outlet Face, slope sum aggregate sand area, the area Ji Sha surrounding are equipped with the gradient that the grains of sand can be made to be pooled to the area Ji Sha, and the area Ji Sha, which is equipped with, inhales sand Pipe inhales sand tube and is connected with sand suction pump；First water outlet is overflow weir.

It further include water distributor, water distributor and arcwall face are implemented in combination with water distribution；The water distributor removes slag bath across sediment by aeration Width direction, water distributor is made of top not less than the water distributing plate of the water surface, and the water distributing plate includes vertical arrangement and horizontal horizontal Section is the cambered plate of semi arch and prevents the bottom plate directly dirty into water set on cambered plate bottom, and the bottom plate is surface plate, Bottom plate is vertical with cambered plate, and towards the pool wall for being equipped with water inlet, the height of cambered plate is the semi arch opening of cambered plate cross section The 1/3 of water inlet pond body depth, bottom plate does not completely enclose cambered plate bottom, and supplies water and flow out there are opening；Arcwall face rises The level height at beginning is not less than the level height of water distributing plate bottom, and end and the slope of arcwall face smoothly transit, make the grains of sand without Obstacle slides into the area Ji Sha；The water distributing plate of the present embodiment is as shown in Figure 5.

It further include slag blocking wall, slag trap of the slag blocking wall by top not less than the water surface is alternatively arranged, and slag blocking wall is along pond body Length direction arrangement extends to pool wall from the position close to water distributing plate, and pond body is divided into slagging-off area and sand setting area；The water distribution The width of device makes water distributor at least across sediment by aeration except slag bath sand setting area is at most across sediment by aeration except slag bath pond body；Pushing off the slag Wall is securable to bottom of pond.

The slag scraping mechanism includes motor, transmission chain, driving wheel, scrapes slag chain, driven wheel, sliding slot and scum board, and motor is logical It crosses transmission chain and power is transmitted to driving wheel to which slag chain movement is scraped in drive, start to scrape slag set on the scum board scraped on slag chain；Scrape slag Mechanism is set to above slagging-off area, and the first collection slag structure is set to slagging-off area end to accept the dregs of fat；Slag scraping mechanism is fixed by the bracket More than the water surface, so that the scum board of slag scraping mechanism is goed deep into the water surface or less and carry out scraping slag.In order to keep slag scraping mechanism smooth Dross is scraped into the first collection slag structure, is added in slagging-off area with the first collection slag structure interface position and leads slag bank, most connect with slag bank is led The angle of line is parallel with slag bank is led between close two wheels (driving wheel or driven wheel).Sliding slot be set to every two wheel it Between, slag chain is scraped for support.

The position of water inlet to intake to be flowed into from the lateral edge cambered plate internal tangent direction that water distributing plate is equipped with bottom plate；Bottom plate Height is not higher than water inlet bottom level；

In the present embodiment, water distributor width covers the width in sand setting area just, and water inlet is set to water distributing plate close to slagging-off Area side.In other embodiments when water distributor width covers the width in sand setting area just, water inlet can also be set to water distributing plate Far from slagging-off area side.

Embodiment three:

As shown in figs 6-8, a kind of sediment by aeration removes slag bath, including pond body, aeration tube, the first collection slag structure and Slag Scraping Device Structure, pond body include water inlet and the first water outlet, and the bottom surface of the pond body successively includes arcwall face, tiltedly from water inlet end to water outlet Slope sum aggregate sand area, the area Ji Sha surrounding are equipped with the gradient that the grains of sand can be made to be pooled to the area Ji Sha, and the area Ji Sha, which is equipped with, inhales sand tube, inhale Sand tube is connected with sand suction pump；First water outlet can be overflow weir.

It further include water distributor, water distributor and arcwall face are implemented in combination with water distribution；The water distributor removes slag bath across sediment by aeration Width direction, water distributor is made of top not less than the water distributing plate of the water surface, and the water distributing plate includes vertical arrangement and horizontal horizontal Section is the cambered plate of semi arch and prevents the bottom plate directly dirty into water set on cambered plate bottom, and the bottom plate of the present embodiment is arc Shape plate, the arcwall face substantially edge where bottom plate are arranged diagonally downward horizontal by 45 ° of angles.The semi arch of cambered plate cross section Opening is towards the pool wall for being equipped with water inlet, and the height of cambered plate is the 2/3 of water inlet pond body depth, and bottom plate is not by cambered plate bottom Portion is completely enclosed, and supplies water and flow out there are opening, and bottom plate heights are not higher than water inlet bottom level.The level of arcwall face starting point Height is not less than the level height of water distributing plate bottom, and end and the slope of arcwall face smoothly transit, and makes the accessible slide-in collection of the grains of sand Husky area；The water distributing plate of the present embodiment is as shown in Figure 4.

The present embodiment includes two pond bodies, and two pond bodies are located at the two sides of dividing wall 12 and axisymmetricly set about dividing wall It sets, pond body is divided into sand setting area and the area Gua Zha by slag wall in each pond body, wherein the two sides of dividing wall are slagging-off area；Water distribution The width of device makes water distributor at least across sediment by aeration except slag bath sand setting area, at most removes slag bath pond body across sediment by aeration；Gear Slag wall is fixed on pool wall.Two pond bodies share a water inlet, and water inlet is across dividing wall, to intake simultaneously to two pond bodies. The position of water inlet to intake to be flowed into from the lateral edge cambered plate internal tangent direction that water distributing plate is equipped with bottom plate.

The slag scraping mechanism includes motor, transmission chain, driving wheel, scrapes slag chain, driven wheel, sliding slot and scum board, and motor is logical It crosses transmission chain and power is transmitted to driving wheel to which slag chain movement is scraped in drive, start to scrape slag set on the scum board scraped on slag chain；Scrape slag Mechanism is set to above slagging-off area, and the first collection slag structure is set to slagging-off area end to accept the dregs of fat；Slag scraping mechanism is fixed by the bracket More than the water surface, so that the scum board of slag scraping mechanism is goed deep into the water surface or less and carry out scraping slag.In order to keep slag scraping mechanism smooth Dross is scraped into the first collection slag structure, is added in slagging-off area with the first collection slag structure interface position and leads slag bank, most connect with slag bank is led It is parallel to lead slag bank for the angle of line between close two wheels (driving wheel or driven wheel).Sliding slot is set between every two wheel, Slag chain is scraped for support.In the present embodiment, due to being equipped with dividing wall between two slagging-off areas, also adaptability is set at scum board middle part Empty gap.

Example IV:

As shown in figs. 9-11, the difference with embodiment three is, sediment by aeration is except the close separation in slag bath two sides and sand setting area The position of wall is equipped with inspection platform 15, and the inspection platform is along sediment by aeration except the length direction of slag bath is continuously arranged.

Inspection platform is equipped with tool box, places maintenance repair common tool, when equipment needs to overhaul, work in tool box Tool progress maintenance repair can directly be found on inspection platform by making personnel.

Embodiment five:

As shown in figs. 12-15, it is with the difference of example IV, the sediment by aeration removes slag bath two sides and slag blocking wall and scrapes Be equipped with sparge pipe 27 between slag mechanism, sparge pipe includes tube body 18 and spray head 26, the spray head of sparge pipe towards make dross from It opens pool side or wall side and inwardly moves；Sparge pipe is connected with pump unit, and the pump unit is discharged by intake pipe from first It fetches water at mouth or the second water outlet 16.

Sparge pipe can be mounted on above pond body by bracket, as shown in figure 14；Pool wall can also be mounted on by bracket On, as shown in figure 13, when sparge pipe is mounted on above pond body by bracket, spray head direction is adjustable, and regulative mode is existing There is technology.

The hose being connected with sparge pipe is additionally provided on sparge pipe, when carrying out maintenance repair, staff be can be used directly It at hose alignment accumulation greasy dirt or retains and sprays water at the dead angle of dross, to be rinsed or scarfing cinder.

Embodiment six:

As shown in figs. 16-17, the difference with embodiment three is, the sand setting area of two pond bodies passes through the first water outlet respectively It is connected with secondary settling tank 17, secondary settling tank is equipped with the second water outlet and inhales sand tube, inhales sand tube and is connected with sand suction pump, the first water outlet is excessive Flow weir.

Embodiment seven:

As shown in figure 18, the difference with embodiment three is, the sand setting area of two pond bodies pass through respectively the first water outlet with Secondary settling tank is connected, and secondary settling tank is equipped with the second water outlet and inhales sand tube, inhales sand tube and is connected with sand suction pump, and the first water outlet is to flood Weir.The suction sand tube of secondary settling tank is equipped with propeller, height, the propeller identical as drowned weir height where the propeller 31 The inclined direction of blade is vertical with from the first water outlet to the line of the second water outlet.

In the present embodiment, propeller can be by the external power generator of transmission mechanism to recycle the energy.

Claims (8)

1. a kind of sediment by aeration removes slag bath, including pond body, aeration tube (9), the first collection slag structure (5) and slag scraping mechanism (3), pond body Including water inlet (1) and the first water outlet (6), which is characterized in that successively wrapped from water inlet end to water outlet the bottom surface of the pond body Bracket face (13), slope (14) sum aggregate sand area (7), the area Ji Sha (7) surrounding are equipped with and the grains of sand can be made to be pooled to Ji Shaqu (7) the gradient, Ji Shaqu (7), which is equipped with, inhales sand tube (8), inhales sand tube (8) and is connected with sand suction pump；

It further include water distributor, water distributor and arcwall face (13) are implemented in combination with water distribution；Water distributor is not less than the water distribution of the water surface by top Plate (11) composition, the water distributing plate (11) includes vertical arrangement and level cross-sectionn is the cambered plate (28) of semi arch and is set to arc The bottom plate (29) of panel (28) bottom, the semi arch opening direction of cambered plate (28) cross section are equipped with the pool wall of water inlet (1), arc The height of panel (28) is the 1/3-2/3 of pond body depth at water inlet (1), and bottom plate (29) does not seal cambered plate (28) bottom completely It closes, and there are openings；The level height of arcwall face (13) starting point is not less than the level height of water distributing plate (11) bottom, arcwall face (13) it smoothly transits between end and slope (14)；

It further include slag blocking wall, slag trap (4) of the slag blocking wall by top not less than the water surface is alternatively arranged, and slag blocking wall is long along pond body Direction arrangement is spent, extends to pool wall from the position close to water distributing plate (11), and pond body is divided into slagging-off area (2) and sand setting area (10)；The width of the water distributor makes water distributor at least across sediment by aeration except slag bath sand setting area (10), at most across aeration Sand setting removes slag bath pond body；First collection slag structure (5) is set to slagging-off area (2) end；

The position of water inlet (1) makes the internal tangent of a lateral edge cambered plate (28) of the water inlet from water distributing plate (11) equipped with bottom plate (29) Direction flows into；Bottom plate (29) is highly not higher than water inlet (1) bottom level；

When water distributor width is more than the width of sand setting area (10), water inlet (1) is disposed in proximity to slagging-off area (2) side；Bottom plate (29) width makes the width of the distance greater than slagging-off area (2) of bottom plate (29) inner edge (32) distance slagging-off area (2) pool wall, bottom plate (29) width is not less than the width of the corresponding water inlet (1) of water distributing plate (11) where the bottom plate (29).

2. sediment by aeration according to claim 1 removes slag bath, which is characterized in that the slag scraping mechanism (3) is set to slagging-off area (2) top, slag scraping mechanism (3) include motor (19), transmission chain (20), driving wheel (21), scrape slag chain (23), driven wheel (24), Sliding slot and scum board (22), motor (19) are connect by transmission chain (20) with driving wheel (21), driving wheel (21) and driven wheel (24) it is equipped with sliding slot between and between different driven wheels (24), the sliding slot and driving wheel (21) and driven wheel (24) are tangent, sliding Slot, driving wheel (21) and driven wheel (24) collectively form the frame of slag scraping mechanism, are equipped with along frame one week and scrape slag chain (23), scrape slag Chain (23) is equipped with scum board (22).

3. sediment by aeration according to claim 1 removes slag bath, which is characterized in that the sediment by aeration includes two except slag bath The pond body, two pond bodies are located at the two sides of dividing wall (12) and are axisymmetricly arranged about dividing wall (12), dividing wall (12) Two sides be slagging-off area (2)；Two pond bodies share a water inlet (1) or are separately provided water inlet (1), share water inlet (1) when, water inlet (1) is arranged across dividing wall (12)；The slag scraping mechanism (3) is set to above the slagging-off area (2) of two pond bodies.

4. sediment by aeration according to claim 3 removes slag bath, which is characterized in that the sand setting area (10) of described two pond bodies point Not Tong Guo the first water outlet (6) be connected with secondary settling tank (17), secondary settling tank (17) be equipped with the second water outlet (16) and suction sand tube (8), Sand tube (8) are inhaled to be connected with sand suction pump.

5. sediment by aeration according to claim 3 removes slag bath, which is characterized in that the sediment by aeration is except slag bath two sides and sinks Sand area (10) is equipped with inspection platform (15) close to the position of dividing wall (12).

6. sediment by aeration according to claim 3 removes slag bath, which is characterized in that the sediment by aeration removes slag bath two sides and gear It is equipped between slag wall and slag scraping mechanism (3) sparge pipe (27), spray head (26) direction of sparge pipe (27) makes dross leave pond While or move when wall and inwardly；Sparge pipe (27) is connected with pump unit, and the pump unit is discharged by intake pipe from first It fetches water at mouth (6) or the second water outlet (16).

7. sediment by aeration according to claim 4 removes slag bath, which is characterized in that first water outlet (6) is drowned weir, The suction sand tube (8) of the secondary settling tank (17) is equipped with propeller (31), height where the propeller (31) and drowned weir height It is identical.

8. sediment by aeration according to claim 7 removes slag bath, which is characterized in that the inclination side of propeller (31) blade To vertical with from the first water outlet (6) to the line of the second water outlet (16).