CN203117794U

CN203117794U - Metering dispensing device and biological denitration treatment system including same

Info

Publication number: CN203117794U
Application number: CN201320012962XU
Authority: CN
Inventors: 翁梓斌
Original assignee: SUPER MAX ENGINEERING ENTERPRISE Co Ltd
Current assignee: SUPER MAX ENGINEERING ENTERPRISE Co Ltd
Priority date: 2013-01-10
Filing date: 2013-01-10
Publication date: 2013-08-07
Anticipated expiration: 2023-01-10

Abstract

The utility model provides a metering dispensing device, comprising dispensing grooves, water inlet pipes, water outlet pipes, flow regulation assemblies, a total nitrogen detector, spoilers, and metering spillplates. According to the device and the system, the total nitrogen detector can be used to detect nitrate content contained in inflow wastewater, the metering spillplates measure the quantity of wasterwater which flows through the flow regulation assemblies and the spoilers, and the water quantity of the inflow wastewater can be controlled by the flow regulation assemblies, and thus a purpose of metering distribution is achieved. Thus, the system provides optimizing biological denitration treatment environment by the metering dispensing device, so the biological denitration treatment system including the metering dispensing device can effectively improve biological denitration removal rate of the inflow wastewater which contains high concentration of nitrate.

Description

Metering distributor and comprise its biological denitrification disposal system

Technical field

The utility model relates to a kind of metering distributor for the biological denitrification processing.In addition, the invention still further relates to a kind of biological denitrification disposal system that includes aforementioned metering distributor.

Background technology

Comprise nitrification (nitrification) and denitration (denitrification) in the process of nitrogen cycle (nitrogen cycle).Prior art handle contain ammonia nitrogen (ammonium-nitrogen, NH4+-N) during waste water, main under aerobic environment, the NOB and the nitrate oxidation bacterium that utilize domestication to cultivate carry out nitrification earlier; Under the environment of anaerobism, the denitration bacterium that utilizes domestication to cultivate carries out denitration, is nitrite ion with the nitrate reduction with influent stream waste water, finally changes nitrogen into and disengages in addition, finishes the work that denitration is handled.

Yet because nitrate content differs widely in the different waste water, and the number of nitrate content influences operation and the clearance that follow-up denitration is handled in the processing waste water.If the flow, nitrate concentration that can't effectively control its influent stream waste water with and handle the addition of the medicament of the required carbon source of waste water and nutrient source, can't effectively contain the biological denitrification processing of the waste water of high concentration nitrate.

Therefore, biological denitrification is handled and is still needed a kind of metering distributor that can effectively detect the nitrate content in the influent stream waste water and control shunting processing wastewater flow rate badly at present, providing the processing waste water that contains high concentration nitrate to be able to carry out the biological denitrification effect at the denitration environment of optimization, and then reach the purpose that promotes the biological denitrification clearance.

Summary of the invention

Because the problem that prior art faces, the utility model provides a kind of biological denitrification disposal system of measuring distributor and comprising it, it is the nitrate content in the Detection ﹠ Controling influent stream waste water effectively, and then adjust the carbon source of required interpolation and the ratio of nutrient source, the biological denitrification environment of optimization is provided, so effectively promotes the biological denitrification clearance of the wastewater treatment that contains high concentration nitrate.

For reaching aforementioned purpose, the utility model provides a kind of metering distributor, and it has:

One distributing trough, the upwardly extending internal perisporium on every side that it has an interior diapire and is somebody's turn to do interior diapire certainly;

One oral siphon and a rising pipe, it is arranged in this internal perisporium respectively;

One flow adjusting part, it is arranged between this oral siphon and this rising pipe, and this flow regulation assembly has:

One stationary barrier, it uprightly is arranged in this distributing trough and is connected to internal perisporium and the interior diapire of this distributing trough, and this stationary barrier runs through and is formed with a port; And

One movable dividing plate, it overlaps in a side of this stationary barrier and is connected to the internal perisporium of this distributing trough, and this movable dividing plate runs through and be formed with one and regulate mouthful, and this is regulated and mouthful optionally is communicated with the port of this stationary barrier;

One nitrogen pool detecting device, it is arranged between this oral siphon and this flow regulation assembly, for detection of the nitrate content in the influent stream waste water;

One spoiler, it uprightly is arranged between this flow regulation assembly and this rising pipe, and this spoiler is connected to the internal perisporium of this distributing trough, and separates with the interior diapire of this distributing trough, with following intermarginal formation one underflow opening of diapire in this and this spoiler; And

One metering overflow plate, it uprightly is arranged between this spoiler and this rising pipe, and this metering overflow plate is connected to internal perisporium and the interior diapire of this distributing trough, and the upper limb of this metering overflow plate is arranged with and is formed with an overflow vent.

Accordingly, the utility model can rely on the metering overflow plate to measure the flow of influent stream waste water, and relies on the flow size of the design adjustment processing waste water of flow regulation assembly, so reaches the purpose of control influent stream wastewater flow.In addition, the utility model also can rely on the nitrogen pool detecting device to detect the nitrate concentration of the influent stream waste water of desire processing, and then adjusts the addition of other medicaments, and the biological denitrification processing environment of optimization so is provided.

Preferable, the lower edge of the port of this stationary barrier is higher than the upper limb of underflow opening; The lower edge of the overflow vent of this metering overflow plate is higher than the port of this stationary barrier; The upper limb of this metering overflow plate is lower than the upper limb of the internal perisporium of the upper limb of this stationary barrier and/or this distributing trough, and is equal to or less than the upper limb of this spoiler.

Preferable, this metering distributor has more a loam cake, its be connected to this internal perisporium around, and relative with diapire in this, to seal this distributing trough.

Preferable, metering distributor of the present utility model has more a medicament and adds mouth, its contiguous being arranged at by this oral siphon.In this, described medicament adds mouth can run through internal perisporium or the loam cake that takes shape in this distributing trough.Described medicament adds mouth and can be used for adding a carbon source or a nutrient source.Wherein, this carbon source can be carbohydrate and low-carbon alcohols, is preferably methyl alcohol; Its carbon/nitrogen is than more than or equal to 0.72, and is preferable between 0.9 to 1.5.This nutrient source can be phosphoric acid.

Preferable, this stationary barrier runs through and is formed with Yi Changgou, the long axis direction of this long ditch is perpendicular to the interior diapire of this distributing trough and be not connected with the port of this stationary barrier, and this movable dividing plate runs through and is formed with perforation, this perforation is not connected with this adjusting mouth, and this flow regulation assembly has more a locking part, and it is arranged in the perforation of long ditch and this movable dividing plate of this stationary barrier.

According to the utility model, the long ditch that is arranged at stationary barrier can exchange with the perforation that is arranged at the movable dividing plate, and also, this perforation also can run through and takes shape in this stationary barrier, and this long ditch also can run through and takes shape in this movable dividing plate.Preferable, the length of this long ditch is regulated the height of mouth or port more than or equal to this.

Preferable, metering distributor of the present utility model has more spoiler one time, it uprightly is arranged between this oral siphon and this flow regulation assembly, this time spoiler is connected to the internal perisporium of this distributing trough, and separate with the interior diapire of this distributing trough, with underflow opening of following intermarginal formation of diapire in this and this time spoiler.

Preferable, this overflow vent is made of two planes that are a V-arrangement mutually; Better, the angle on two planes is 90 °.

Preferable, this metering distributor has more gage once, and it is arranged on this spoiler and/or on this metering overflow plate.Accordingly, the utility model can rely on stream of measurements through the height of the V-type overflow vent of metering overflow plate, the flow of conversion influent stream waste water.

Preferable, the port of this stationary barrier equates at a distance of the lower edge of this movable dividing plate with the adjusting mouth of this movable dividing plate at a distance of the lower edge of this stationary barrier.Preferable, the size of the port of this stationary barrier equates with the size of the adjusting mouth of this movable dividing plate.

Preferable, this metering distributor has more a run-down pipe, and it is arranged in this internal perisporium, and a little less than the height of oral siphon, is beneficial to excessive influent stream waste water is discharged via run-down pipe.Preferable.The lower edge of this run-down pipe is lower than the lower edge of this oral siphon.

Preferable, the lower edge of this oral siphon and run-down pipe is higher than the upper limb of the overflow vent of this metering overflow plate, guaranteeing to handle the waste water V-type overflow vent of flowing through, and flow to a biological denitration reaction groove via rising pipe.

For reaching aforementioned purpose, the utility model provides a kind of biological denitrification disposal system in addition, and it has:

One first metering distributor, it is to measure distributor as the aforementioned;

One biological denitration reaction device, it has a biological denitration reaction groove, one first oral siphon and a rising pipe, this biological denitrification reactive tank has an interior diapire and is somebody's turn to do a upwardly extending internal perisporium on every side of interior diapire certainly, this first oral siphon and this rising pipe are arranged in the internal perisporium of this biological denitrification reactive tank, and first oral siphon of this biological denitrification reaction unit is connected with the rising pipe of this first metering distributor.

Preferable, in biological denitrification disposal system of the present utility model, the oral siphon of the oral siphon of the first metering distributor and this second metering distributor can be same oral siphon, and through the influent stream waste water that oral siphon thus flows into to flow through respectively the flow regulation assembly of the first metering distributor and the flow regulation assembly of the second metering distributor, to carry out the work of two assignment of traffic simultaneously.

In an aspect of the present utility model, the size of this biological denitrification reactive tank is much larger than the size of the distributing trough of metering distributor.

Preferable, this biological denitrification reaction unit has more: a median septum, and it uprightly is arranged in the biological denitrification reactive tank, and is connected to the internal perisporium of this biological denitrification reactive tank; One left clapboard group, it is arranged at a side of this median septum, and this left clapboard group is made up of at least one left overflow plate and at least one right baffle-plate, this at least one left overflow plate and this at least one right baffle-plate are perpendicular to this median septum, and arrange at interval in interlaced mode, and this at least one right baffle-plate and this at least one left overflow plate are separated into plural even number reaction zone with a side of this biological denitrification reactive tank, and a part of upper limb of each left overflow plate is arranged with and is formed with a left overflow vent; An and right clapboard group, it is arranged at the opposite side of this median septum, and this right clapboard group is made up of at least one right baffle plate and at least one right overflow plate, this at least one right baffle plate and this at least one right overflow plate are perpendicular to this median septum, and arrange at interval in interlaced mode, this at least one right baffle plate and this at least one overflow plate are separated into plural odd number reaction zone with the opposite side of this biological denitrification reactive tank, and a part of upper limb of each right overflow plate is arranged with and is formed with a right overflow vent.

Wherein, this at least one left overflow plate and this at least one right baffle plate are arranged side by side the two opposite sides in this median septum, this at least one right baffle-plate and this at least one right overflow plate are arranged side by side the two opposite sides in this median septum, and a part of lower edge of this median septum is arranged with and is formed with plural underflow opening, it is used for being communicated with this at least one mutual odd number reaction zone and even number reaction zone side by side, and the lower edge of the lower edge of this at least one left overflow vent and this at least one right overflow vent is lower than the upper limb of this at least one left plate washer and the upper limb of this at least one right baffle plate.

In this, this biological denitrification disposal system also has one second metering distributor, it is to measure distributor as the aforementioned, and this biological denitrification reaction unit has more one second oral siphon, this second oral siphon runs through and takes shape in this biological denitrification reactive tank, and second oral siphon of this biological denitrification reaction unit is connected with the rising pipe of this second metering distributor, and wherein this first oral siphon and this second oral siphon are arranged in the wherein internal perisporium of two odd number reaction zones respectively.

Accordingly, flow into odd number reaction zone and the even number reaction zone that mode that the influent stream waste water of biological denitrification reactive tank can S shape is flowed through different in regular turn; And the utility model relies on makes the influent stream waste water of first oral siphon and second oral siphon flow into two different odd number reaction zones respectively, so promotes the clearance that biological denitrification is handled.

Preferable, this left clapboard group is made up of n left overflow plate and n-1 right baffle-plate, and this right clapboard group is made up of the individual right baffle plate of n and the individual right overflow plate of n-1, and n is more than or equal to 2.

Preferable, the two odd number reaction zones that are connected with this first oral siphon and this second oral siphon are separated by at least one odd number reaction zone.

In sum, metering distributor of the present utility model and the biological denitrification disposal system that comprises it rely on the nitrogen pool detecting device to detect the nitrate content of influent stream waste water, the design adjustment of the flow regulation of arranging in pairs or groups again assembly and metering overflow plate desires to make influent stream waste water flow through influent stream position and the flow size of biological denitrification reaction unit, the biological denitrification environment of optimization so is provided, and then can significantly promotes the biological denitrification clearance of the wastewater treatment of high concentration nitrate.

Description of drawings

Fig. 1 is the side view of the metering distributor of first kind of embodiment of the utility model;

Fig. 2 A is port and an adjusting mouthful synoptic diagram that is interconnected in the flow regulation assembly of the present utility model;

Fig. 2 B is port and an adjusting mouthful mutual disconnected synoptic diagram in the flow regulation assembly of the present utility model;

Fig. 3 is the synoptic diagram of spoiler of the present utility model;

Fig. 4 is the synoptic diagram of metering overflow plate of the present utility model;

Fig. 5 is the vertical view of the metering distributor of second kind of embodiment of the utility model;

Fig. 6 is the schematic perspective view of biological denitrification disposal system of the present utility model;

Fig. 7 A is the part schematic perspective view of biological denitrification reaction unit of the present utility model;

Fig. 7 B is the schematic perspective view of biological denitrification reaction unit of the present utility model.

Description of reference numerals: 1,1A metering distributor; 10 distributing troughs; Diapire in 11; 12 internal perisporiums; 13,13A allocation space; 14 common demarcation strips; 20 oral siphons; 21 medicaments add mouth; 22 nitrogen pool detecting devices; 23 run-down pipes; 30,30A rising pipe; 40 spoilers; 41 underflow openings; 50,50A flow regulation assembly; 51 stationary barriers; 511 ports; 512 long ditches; 52 movable dividing plates; 521 regulate mouth; 522 perforation; 53 locking parts; 60,60A spoiler; 61 underflow openings; 70,70A metering overflow plate; 71 overflow vents; 711 planes; 72 tolerance chis; 80 loam cakes; 9 biological denitrification reaction units; 91 biological denitrification reactive tanks; Diapire in 911; 912 internal perisporiums; 92 first oral siphons; 93 second oral siphons; 94 rising pipes; 95 median septums; 96 left clapboard groups; 961 left overflow plates; 962 right baffle-plates; 963 left overflow vents; 97 right clapboard groups; 971 right overflow plates; 972 right baffle plates; 973 right overflow vents; A first reaction zone; B second reaction zone; C the 3rd reaction zone; D the 4th reaction zone; E the 5th reaction zone; F the 6th reaction zone; G the 7th reaction zone; H the 8th reaction zone; I the 9th reaction zone; J the tenth reaction zone; K the 11 reaction zone; L the 12 reaction zone; M the 13 reaction zone; N the 14 reaction zone; O the 15 reaction zone; P the 16 reaction zone.

Embodiment

The utility model is a kind of metering distributor for the biological denitrification processing.See also shown in Figure 1, in first kind of embodiment of the utility model, metering distributor 1 has a distributing trough 10, an oral siphon 20, a run-down pipe 23, a rising pipe 30, spoiler 40, a flow adjusting part 50, a spoiler 60, metering overflow plate 70 and a loam cake 80.

Described distributing trough 10 has diapire 11 and an internal perisporium 12 in one, and this internal perisporium 12 forms from extending upward on every side of interior diapire 11, and should define an allocation space 13 jointly with internal perisporium 12 by interior diapire 11.

Described oral siphon 20 and rising pipe 30 is arranged on the internal perisporium 12 with run-down pipe 23, and oral siphon 20 and rising pipe 30 be arranged at the corresponding both sides of this allocation space 13 respectively, flows in these allocation space 13 via oral siphon 20 to make influent stream waste water.

Described time spoiler 40 uprightly is arranged between oral siphon 20 and the rising pipe 30, to make oral siphon 20 and rising pipe 30 lay respectively at the two opposite sides of time spoiler 40, and inferior spoiler 40 is connected to the internal perisporium 12 of distributing trough 10, and separate with the interior diapire 11 of distributing trough 10, in spoiler 40 reaches, to form a underflow opening 41 between the diapire 11, provide the function of flow-disturbing influent stream waste water.

In this, in the part allocation space 13 between oral siphon 20 and time spoiler 40, more be provided with a nitrogen pool detecting device 22, be used for measuring the nitrate content of the influent stream waste water that flows into via oral siphon 20.

Described flow regulation assembly 50 is arranged between oral siphon 20 and the rising pipe 30, to make oral siphon 20 and rising pipe 30 lay respectively at the two opposite sides of flow regulation assembly 50, and inferior spoiler 40 is arranged between oral siphon 20 and the flow regulation assembly 50, lays respectively at the two opposite sides of time spoiler 40 to make oral siphon 20 and flow regulation assembly 50.

See also shown in Fig. 1, Fig. 2 A and Fig. 2 B, flow regulation assembly 50 has a stationary barrier 51, a movable dividing plate 52 and a locking part 53.

Described stationary barrier 51 uprightly is arranged in the distributing trough 10 and is connected to the interior diapire 11 and internal perisporium 12 of distributing trough 10, and stationary barrier 51 runs through port 511 and the long ditch 512 that is formed with the space, and the long axis direction of this long ditch 512 is perpendicular to the interior diapire 11 of this distributing trough 10 and be not connected with the port 511 of this stationary barrier 51.Shown in Fig. 2 A and Fig. 2 B, movable dividing plate 52 overlaps before stationary barrier 51, and be connected to the internal perisporium 12 of distributing trough 10, and movable dividing plate 52 runs through the adjusting mouth 521 that is formed with the space and bore a hole 522, these 522 correspondences of boring a hole are arranged at the long ditch 512 of stationary barrier 51.In the long ditch 512 that locking part 53 is arranged in stationary barrier 51 simultaneously and the perforation 522 of movable dividing plate 52, so that movable dividing plate 52 is fixed on the stationary barrier 51.In present embodiment, the lower edge of the port 511 of stationary barrier 51 at a distance of the lower edge of the lower edge of stationary barrier 51 and the adjusting mouth 521 of movable dividing plate 52 apart the lower edge of movable dividing plate 52 equate that and the size of the port 511 of stationary barrier 51 also equates with the size of the adjusting mouth 521 of movable dividing plate 52.

See also shown in Fig. 2 A because movable dividing plate 52 is arranged at the place ahead of stationary barrier 51, and movable dividing plate 52 and regulate mouthfuls 521 overlapping fully with stationary barrier 51 and port thereof, so only can present movable dividing plate 52 among Fig. 2 A and regulate mouthfuls 521.Shown in Fig. 2 A, when stationary barrier 51 and movable dividing plate 52 all are connected to the interior diapire 11 of distributing trough 10 and internal perisporium 12 (, the lower edge of movable dividing plate 52 is identical and all be 0 o'clock at a distance of the distance of interior diapire 11 at a distance of the lower edge of the distance of interior diapire 11 and stationary barrier 51), the bore that the port 511 of adjusting mouth 521 and stationary barrier 51 is interconnected is maximal value, so the flow that influent stream waste water can pass through is maximal value.

When movable dividing plate 52 slightly raises and during away from interior diapire 11, the lower edge of movable dividing plate 52 at a distance of the lower edge of the distance of interior diapire 11 and stationary barrier 51 at a distance of the distance of interior diapire 11 with different, at this moment, only there is the adjusting mouth 521 of part to be interconnected with the port 511 of stationary barrier 51, diminish with the bore that port 511 is interconnected so regulate mouth 521, the flow that causes influent stream waste water to pass through also tails off relatively.

See also shown in Fig. 2 B, when when the 52 continuation risings of movable dividing plate adjusting mouth 521 can't be interconnected again with through hole 511 (, port 511 is stopped by movable dividing plate 52), influent stream waste water can't pass through flow regulation assembly 50 smoothly, and the flow that causes influent stream waste water to pass through is 0.

Therefore, the utility model can be via the distance of the lower edge of adjusting movable dividing plate 52 at a distance of interior diapire 11, adjusting mouth 521 optionally is communicated with the port 511 of stationary barrier 51, and adjustment adjusting mouthful 521 area sizes that are communicated with port 511 like this, and then reach the purpose that control influent stream waste water can pass through the flow size of flow regulation assembly 50.

See also Fig. 1 and shown in Figure 3, spoiler 60 uprightly is arranged between flow regulation assembly 50 and the rising pipe 30, lays respectively at the two opposite sides of spoiler 60 to make flow regulation assembly 50 and rising pipe 30; And flow regulation assembly 50 uprightly is arranged between time spoiler 40 and the spoiler 60, lays respectively at the two opposite sides of flow regulation assembly 50 to make time spoiler 40 and spoiler 60.Spoiler 60 is connected to the internal perisporium 12 of distributing trough 10, and separates with the interior diapire 11 of distributing trough 10, to form a underflow opening 61 between the diapire 11 in spoiler 60 reaches, so that the function of flow-disturbing influent stream waste water to be provided, makes the full and uniform mixing of medicament energy.

See also Fig. 1 and shown in Figure 4, described metering overflow plate 70 uprightly is arranged between spoiler 60 and the rising pipe 30, lays respectively at the two opposite sides of metering overflow plate 70 to make spoiler 60 and rising pipe 30.In addition, metering overflow plate 70 is connected to interior diapire 11 and the internal perisporium 12 of distributing trough 10, and the upper limb of metering overflow plate 70 is arranged with and is formed with an overflow vent 71, and is arranged at the tolerance chi 72 on the side of spoiler 60.Wherein, overflow vent 71 is made of two planes 711 that are a V-arrangement after intersecting, and presents a right angle del.

In present embodiment, the upper limb of metering overflow plate 70 is lower than the upper limb of stationary barrier 51.In addition, the lower edge of overflow vent 71 of metering overflow plate 70 is higher than the upper limb of port 511 of stationary barrier 51 and the upper limb of underflow opening 61 simultaneously, the influent stream waste water of underflow opening 61 can evenly mix in the allocation space 13 between spoiler 60 and metering overflow plate 70 so flow through, and obtains stable spillway discharge.

Accordingly, the utility model can rely on measurement influent stream waste water outflow through the height of water level of overflow vent 71, the flow of conversion overflow waste water.If flow is greater than or less than the flow that sets, can rely on the lower edge of adjustment movable dividing plate 52 at a distance of the distance of interior diapire 11 again, control port 511 and regulate mouthful 521 caliber size that are communicated with, reach the flow size of the influent stream waste water of desiring.

See also shown in Figure 1ly, metering distributor 1 has more a loam cake 80, its be connected in internal perisporium 12 around, and with respect to diapire in this 11, with enclose distributor groove 10.

In metering distributor 1 of the present utility model, more be provided with one between the internal perisporium 12 of contiguous oral siphon 20 and time spoiler 40 and run through the medicament interpolation mouth 21 that takes shape in this loam cake 80, it is used for adding carbon source and the nutrient source that biological denitrification is handled usefulness.Accordingly, influent stream waste water can carry out medicament with other medicaments that add carbon source or nutrient source in this distributing trough mixes and the metering assignment, discharges via rising pipe 30 again.In addition, the lower edge of described run-down pipe 23 is lower than the lower edge of this oral siphon 20, and it is used for excessive influent stream waste water is discharged.

In present embodiment, carbon source is methyl alcohol, and the addition of methyl alcohol adjusted according to the nitrate content that nitrogen pool detecting device 22 records influent stream waste water, and making its carbon-nitrogen ratio is 1.2; Nutrient source is phosphoric acid, and the addition of phosphoric acid is 0.5 percentage by weight of the addition of methyl alcohol.Described carbon source, nutrient source and influent stream waste water can rely on time spoiler 40 and spoiler 60 that the function of flow-disturbing is provided, the medicament that is added with order and influent stream waste water can be in measuring distributor 1 full and uniform the mixing.

Be the flow direction of the influent stream waste water that control flows into via oral siphon 20, the port 511 of stationary barrier 51 is higher than the upper limb of the underflow opening 61 of spoiler 60, the port 511 that making flows through is interconnected and the influent stream waste water of regulating mouthfuls 521 underflow opening 61 of being flowed through smoothly.In addition, oral siphon 20 is arranged at and is higher than the upper limb that measures overflow plate 70, and rising pipe 30 is arranged in the positon of near bottom of internal perisporium 12, is beneficial to discharge the influent stream waste water that distributes through metering.

Accordingly, influent stream waste water via oral siphon 20 inflows, flow through the earlier inferior underflow opening 41 of time spoiler 40, flow through the in regular turn port 511 and the adjusting mouth 521 of movable dividing plate 52, the underflow opening 61 of spoiler 60 and the overflow vent 71 of metering overflow plate 70 of the stationary barrier 51 that is interconnected are finished the mixed liquor that contains influent stream waste water, methyl alcohol and phosphoric acid after metering distributes finally by being discharged by rising pipe 30 again.

In second kind of embodiment of the utility model, merge and use the first metering distributor and the second metering distributor, to carry out two kinds of metering assignments simultaneously respectively.

See also shown in Figure 5ly, first,

second metering distributor

1,1A can have that shared distributing trough 10, internal perisporium 12, oral siphon 20, medicament add mouthfuls 21, nitrogen pool detecting device 22, run-down pipe 23, inferior spoiler 40 and common demarcation strip 14.

Wherein, the first metering distributor 1 has more first kind of described allocation space 13 of embodiment, flow regulation assembly 50, spoiler 60, metering overflow plate 70 and rising pipe 30 as described above; And the second metering distributor 1A also has first kind of described allocation space 13A of embodiment, flow regulation assembly 50A, spoiler 60A, metering overflow plate 70A and rising pipe 30A as described above;

Spoiler

60,60A and metering overflow plate 70, the 70A of the above-mentioned first metering distributor 1 and the second metering distributor 1A are arranged side by side mutually, and separate with common demarcation strip 14.

This oral siphon 20 is arranged in the internal perisporium 12 of distributing trough, and it is used for flowing into an influent stream waste water; And rising

pipe

30,30A are with respect to this oral siphon 20, and be arranged in the internal perisporium 12 of distributing trough, this rising

pipe

30,30A are used for discharging respectively the mixed liquor of finishing after metering distributes through the first metering distributor 1 and the second metering distributor 1A and contain influent stream waste water, carbon source and nutrient source.In addition, in this distributing trough 10 and oral siphon 20 sides more are provided with nitrogen pool detecting devices 22, to detect the nitrate content of the influent stream waste water that flows into.

Described time spoiler 40 also has the underflow opening (not shown) one time, an and side connection traffic adjusting part 50 of common demarcation strip 14, opposite side connects internal perisporium 12, and its lower edge is connected to interior diapire (not shown), to separate the zone between adjusting part 50 and two rising pipes 30, the 30A, to form two

allocation space

13,13A respectively.

Accordingly, the influent stream waste water of time underflow opening of flowing through will rely on common demarcation strip 14 and flow

regulation assembly

50,50A branch among two allocation space 13, the 13A, afterwards, influent stream waste water will be as the described flow regulation assembly 50 of flowing through in regular turn respectively of aforementioned first kind of embodiment, 50A,

spoiler

60,60A and

metering overflow plate

70,70A, with respectively at carrying out flow control among two allocation space 13, the 13A, discharged the mixed liquor of the influent stream waste water, methyl alcohol and the phosphoric acid that distribute through metering at last more respectively by two rising

pipes

30,30A.

The utility model provides a kind of biological denitrification disposal system that contains aforementioned metering distributor in addition.See also shown in Figure 6ly, the biological denitrification disposal system comprises denitration reaction device 9, the foregoing first metering distributor 1 and the second metering distributor 1A.

In present embodiment, the height of inferior underflow opening 41 is about 200 millimeters, the lower edge of port 511 and adjusting mouth 521 is about 300 millimeters at a distance of interior diapire 11, the height of port 511 is about 170 millimeters, the height of underflow opening 61 is about 200 millimeters, and the lower edge of overflow vent 71 is about 100 millimeters at a distance of interior diapire 11.

Described biological denitrification reaction unit 9 has biological denitrification reactive tank 91, one first oral siphon 92, one second oral siphon 93 and a rising pipe 94.

Biological denitrification reactive tank 91 has the internal perisporium 912 that internal perisporium 912, the first oral siphons 92, second oral siphon 93 and rising pipe 94 that diapire 911 in one and extends upward formation from interior diapire 911 are arranged in biological denitrification reactive tank 91.Wherein, this first oral siphon 92 is connected with the rising pipe 30 of the

first metering distributor

1, and 93 rising pipe 30A with this second metering distributor 1A of second oral siphon are connected.

See also shown in Fig. 7 A and the 7B, biological denitrification reaction unit 9 has more a median septum 95, left clapboard group 96 and right clapboard group 97.

See also shown in Fig. 7 A, described among dividing plate 95 uprightly be arranged in the biological denitrification reactive tank 91, and this median septum 95 has a plurality of underflow openings 951, its respectively from a part of lower edge of median septum 95 upwards be arranged with form.Accordingly, described among dividing plate 95 only some lower edge be connected to the interior diapire 911 of biological denitrification reactive tank 91, and its lateral margin is connected to the internal perisporium 912 of biological denitrification reactive tank 91, biological denitrification reactive tank 9 is separated into left and right two districts earlier.

See also shown in Fig. 7 B, the side that described left clapboard group 96 is arranged at median septum 95 (namely, left side shown in Fig. 7 B), and left clapboard group 96 is made up of 4 left overflow plates 961 and 3 right baffle-plates 962, this at least one left overflow plate 961 reaches this at least one right baffle-plate 962 perpendicular to median septum 95, and arranges at interval in interlaced mode.Wherein, this at least one left overflow plate 961 and this at least one right baffle-plate 962 all are connected to the interior diapire 911 of biological denitrification reactive tank 91, and a part of upper limb of each left overflow plate 961 is arranged with and is formed with a left overflow vent 963.In present embodiment, these left side overflow vent 963 contiguous this internal perisporiums 912 that are arranged at.

The opposite side that described right clapboard group 97 is arranged at median septum 95 (namely, right side shown in Fig. 7 B), and right clapboard group 97 is made up of 3 right overflow plates 971 and 4 right baffle plates 972, this at least one right overflow plate 971 reaches this at least one right baffle plate 972 also perpendicular to median septum 95, and arranges at interval in interlaced mode.Wherein, this at least one right overflow plate 971 and this at least one right baffle plate 972 also are connected to the interior diapire 911 of biological denitrification reactive tank 91, and a part of upper limb of each right overflow plate 971 is arranged with and is formed with a right overflow vent 973.In present embodiment, these right side overflow vent 973 contiguous this internal perisporiums 912 that are arranged at.

In present embodiment, 4 right baffle plates 972 and 3 right overflow plates 971 are separated into a plurality of odd number reaction zones with the opposite side (shown in Fig. 7 B) of biological denitrification reactive tank 91, that is, the first reaction zone A, the 3rd reaction zone C, the 5th reaction zone E, the 7th reaction zone G, the 9th reaction zone I, the 11 reaction zone K, the 13 reaction zone M and the 15 reaction zone O; And 4 left overflow plates 961 and 3 right baffle-plates 962 are separated into a plurality of even number reaction zones with a side of biological denitrification reactive tank 91, that is, the second reaction zone B, the 4th reaction zone D, the 6th reaction zone F, the 8th reaction zone H, the tenth reaction zone J, the 12 reaction zone L, the 14 reaction zone N and the 16 reaction zone P.Each mutual side by side reaction zone is arranged with the underflow opening 951 that is formed at median septum 95 via one respectively and is interconnected.

See also shown in Fig. 6 and Fig. 7 A and the 7B, first oral siphon 92 of biological denitrification reaction unit 9 is connected with the rising pipe 30 of the first metering distributor 1, and is arranged in the internal perisporium 912 of the first reaction zone A.

According to the utility model, because this at least one left overflow plate 961 and these at least one right baffle plate 972 contour two opposite sides that are arranged side by side in this median septum, and this at least one right baffle-plate 962 and this at least one right overflow plate 971 also contour being arranged side by side in the two opposite sides of this median septum 95, and the lower edge of the lower edge of this at least one left overflow vent 963 and this at least one right overflow vent 973 all is lower than the upper limb of this at least one left plate washer 962 and the upper limb of this at least one right baffle plate 972.

Accordingly, flow into the mixed liquor of biological denitrification reactive tank 91 via first oral siphon 92, to flow to rising pipe 94 via the underflow opening 951 of median septum 95, the left overflow vent 963 of left overflow plate 961, the underflow opening 951 of median septum 95, the right overflow vent 973 of right overflow plate 971 in regular turn, thus mixed liquor with the mode of S type flow through in regular turn the first reaction zone A, the second reaction zone B, the 4th reaction zone D, the 3rd reaction zone C, the 5th reaction zone E, the 6th reaction zone F ..., the 16 reaction zone P and the 15 reaction zone O.

In addition, second oral siphon 93 of biological denitrification reaction unit 9 is connected with the rising pipe 30A of the second metering distributor 1A, and is arranged in the internal perisporium 912 of the 9th reaction zone I.Accordingly, come from the mixed liquor of the 7th reaction zone G except flowing through in the 9th reaction zone I, more can further sneak into the mixed liquor that flows into from second oral siphon 93, and equally with the mode of S type flow through in regular turn the 9th reaction zone I, the tenth reaction zone J, the 12 reaction zone L, the 11 reaction zone K ..., the 16 reaction zone P and the 15 reaction zone O, and will discharge via rising pipe 94 through the mixed liquor that biological denitrification is handled.Accordingly, through current design thus, the influent stream waste water that contains denitration flora mud each reaction zone of flowing through respectively can be provided, and provide mixed liquor to stay in optimization process time in the biological denitrification reactive tank 91, and provide the required carbon source of biological denitrification course of reaction and nutrient source, to promote the clearance that biological denitrification is handled.

Therefore, metering distributor of the present utility model can so provide the biological denitrification processing reaction environment of optimization according to the addition of the suitable shunt volume of the nitrate content adjustment of various influent stream waste water size with carbon source and nutrient source; So biological denitrification disposal system of the present utility model can effectively promote the biological denitrification clearance of handling the waste water that contains high concentration nitrate.

Claims

1. metering distributor is characterized in that it has:

One movable dividing plate, it overlaps the side in this stationary barrier, and this movable dividing plate runs through and be formed with one and regulate mouthful, and this is regulated and mouthful optionally is communicated with the port of this stationary barrier;

One nitrogen pool detecting device, it is arranged between this oral siphon and this flow regulation assembly;

2. metering distributor according to claim 1 is characterized in that: also have a medicament and add mouth, its contiguous being arranged at by this oral siphon.

3. request 1 a described metering distributor is characterized in that: also have a loam cake, its be connected to this internal perisporium around, and relative with diapire in this.

4. metering distributor according to claim 1, it is characterized in that: this stationary barrier runs through and is formed with Yi Changgou, the long axis direction of this long ditch is perpendicular to the interior diapire of this distributing trough and be not connected with the port of this stationary barrier, and this movable dividing plate runs through and is formed with a perforation, this perforation is not connected with this adjusting mouth, and this flow regulation assembly also has a locking part, and it is arranged in the perforation of long ditch and this movable dividing plate of this stationary barrier.

5. metering distributor according to claim 1 is characterized in that: also have a tolerance chi that is arranged on this metering overflow plate.

6. according to each described metering distributor in the claim 1 to 5, it is characterized in that: the port of this stationary barrier equates at a distance of the lower edge of this movable dividing plate with the adjusting mouth of this movable dividing plate at a distance of the lower edge of this stationary barrier, and the size of the port of this stationary barrier equates with the size of the adjusting mouth of this movable dividing plate.

7. according to each described metering distributor in the claim 1 to 5, it is characterized in that: also have inferior spoiler, it uprightly is arranged between this oral siphon and this flow regulation assembly, this time spoiler is connected to the internal perisporium of this distributing trough, and separate with the interior diapire of this distributing trough, with the following intermarginal formation time underflow opening of diapire in this and this time spoiler.

8. according to each described metering distributor in the claim 1 to 5, it is characterized in that: this overflow vent is made of two planes that are a V-arrangement mutually.

9. according to each described metering distributor in the claim 1 to 5, it is characterized in that: also have a run-down pipe, it is arranged in this internal perisporium, and the lower edge of this run-down pipe is lower than the lower edge of this oral siphon.

10. according to each described metering distributor in the claim 1 to 5, it is characterized in that: the lower edge of this oral siphon is higher than the upper limb of the overflow vent of this metering overflow plate, the lower edge of the port of this stationary barrier is higher than the upper limb of underflow opening, the lower edge of the overflow vent of this metering overflow plate is higher than the port of this stationary barrier, the upper limb of this metering overflow plate be lower than the upper limb of this stationary barrier and this distributing trough internal perisporium upper limb and be equal to or less than the upper limb of this spoiler.

11. a biological denitrification disposal system is characterized in that having:

One first metering distributor, it is as each described metering distributor in the claim 1 to 10;

12. biological denitrification disposal system according to claim 11 is characterized in that, this biological denitrification reaction unit also has:

One median septum, it uprightly is arranged in the biological denitrification reactive tank, and is connected to the internal perisporium of this biological denitrification reactive tank;

One left clapboard group, it is arranged at a side of this median septum, and this left clapboard group is made up of at least one left overflow plate and at least one right baffle-plate, this at least one left overflow plate and this at least one right baffle-plate are perpendicular to this median septum, and arrange at interval in interlaced mode, and this at least one right baffle-plate and this at least one left overflow plate are separated into plural even number reaction zone with a side of this biological denitrification reactive tank, and a part of upper limb of each left overflow plate is arranged with and is formed with a left overflow vent; And

One right clapboard group, it is arranged at the opposite side of this median septum, and this right clapboard group is made up of at least one right baffle plate and at least one right overflow plate, this at least one right baffle plate and this at least one right overflow plate are perpendicular to this median septum, and arrange at interval in interlaced mode, this at least one right baffle plate and this at least one overflow plate are separated into plural odd number reaction zone with the opposite side of this biological denitrification reactive tank, and a part of upper limb of each right overflow plate is arranged with and is formed with a right overflow vent;

Wherein, this at least one left overflow plate and this at least one right baffle plate are arranged side by side the two opposite sides in this median septum, this at least one right baffle-plate and this at least one right overflow plate are arranged side by side the two opposite sides in this median septum, and a part of lower edge of this median septum is arranged with and is formed with plural underflow opening, and it is used for being communicated with mutual odd number reaction zone and even number reaction zone side by side.

13. biological denitrification disposal system according to claim 12, it is characterized in that: this biological denitrification disposal system also has one second metering distributor, it is as each described metering distributor in the claim 1 to 10, and this biological denitrification reaction unit has more one second oral siphon, this second oral siphon runs through and takes shape in this biological denitrification reactive tank, and second oral siphon of this biological denitrification reaction unit is connected with the rising pipe of this second metering distributor, and wherein this first oral siphon and this second oral siphon are arranged in the wherein internal perisporium of two odd number reaction zones respectively.

14. biological denitrification disposal system according to claim 13 is characterized in that: this left clapboard group is made up of n left overflow plate and n-1 right baffle-plate, and this right clapboard group is made up of the individual right baffle plate of n and the individual right overflow plate of n-1, and n is more than or equal to 2.

15. biological denitrification disposal system according to claim 14 is characterized in that: the two odd number reaction zones that are connected with this first oral siphon and this second oral siphon are separated by at least one odd number reaction zone.

16. according to each described biological denitrification disposal system in the claim 13 to 15, it is characterized in that: the oral siphon of the oral siphon of this first metering distributor and this second metering distributor is same oral siphon.