CN207699293U - A kind of novel anaerobic reactor - Google Patents

A kind of novel anaerobic reactor Download PDF

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Publication number
CN207699293U
CN207699293U CN201721763529.4U CN201721763529U CN207699293U CN 207699293 U CN207699293 U CN 207699293U CN 201721763529 U CN201721763529 U CN 201721763529U CN 207699293 U CN207699293 U CN 207699293U
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China
Prior art keywords
sludge
sewage
reactor
reaction area
pipe
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Expired - Fee Related
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CN201721763529.4U
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Chinese (zh)
Inventor
王翔
田富姣
刘纳
闫明富
李双凌
许晓利
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HENAN ZHENGDA ENVIRONMENT SCIENCE AND TECHNOLOGY CONSULTING ENGINEERING CO LTD
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HENAN ZHENGDA ENVIRONMENT SCIENCE AND TECHNOLOGY CONSULTING ENGINEERING CO LTD
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Abstract

The utility model discloses a kind of novel anaerobic reactors, the sludge reaction area being arranged in reactor including reactor, in upper and lower relation and three phase separator, sludge reaction area lower end is connected with sewage inlet pipe, the sewage inlet pipe is connected with the spiral outlet pipe for being distributed in sludge reaction area bottom, the end of the spiral outlet pipe is connected with vertical water pipe, and the sludge reaction area, which is connected with, send the sludge in the middle part of sludge reaction area to the circulating pump on sludge reaction area top.The embodiment of the utility model can be such that sewage is come into full contact with anaerobic sludge, improve sewage treating efficiency, while can also reduce the generation of sludge caking phenomenon.

Description

A kind of novel anaerobic reactor
Technical field
The utility model is related to technical field of sewage, more particularly, to a kind of novel anaerobic reactor.
Background technology
In recent years due to the fast development of the industries such as petroleum refining, chemical industry, food, cause to generate a large amount of sulfur-bearing every year Nitrogenous organic wastewater.This kind of concentration of organic wastewater is high, toxicity is big, is not only detrimental to health, and seriously destroy nature The ecological balance.Denitrification sulfur removal technology can be under some autotrophys, the synergistic effect of heterotroph, using nitrate in waste water as electronics Receptor, sulfide, organic matter are electron donor, ultimately generate N2、CO2, S0 etc., to realize synchronizing for carbon nitrogen sulphur in waste water It removes, the process operation is at low cost, non-secondary pollution, and recyclable elemental sulfur, has larger technical advantage and good application Foreground.
Anaerobic reactor has been widely used in sewage denitrification synchronized desulfuring processing system at present, mainly anti-by sludge Area, three phase separator and collection chamber three parts composition are answered, a large amount of anaerobic sludges are retained in the reaction zone of bottom, are had good The sludge of sedimentation function and cohesion performance forms sludge blanket in lower part, and sewage to be processed is flowed into from the water inlet pipe of bottom and sludge Sludge in layer is mixed, and the organic matter in microorganism decomposition sewage in sludge converts it into biogas, biogas with The form of micro-bubble is constantly released, and micro-bubble constantly merges during rising, gradually forms larger bubble, Sludge blanket top is since the agitation of biogas forms the leaner mud mixture of a sludge concentration, doped with the mud of biogas bubble Aqueous mixtures ascend into three phase separator together, and biogas enters collection chamber, gas collection after being collected by the gas gathering mask of three phase separator It is provided with conduit above room, the indoor biogas of gas collection is discharged by conduit, mud mixture then passes through gas gathering mask and chock flap Between gap enter settling zone, carry out mud-water separation, supernatant is discharged from the outlet pipe at top, and precipitating sludge is then in gravity Effect is lower to return to reaction zone.
And above-mentioned anaerobic reactor has the following disadvantages:It is long-term in pond since sludge blanket has good cohesion performance Standing easy tos produce hardened so that when post-processing sewage, the microorganism in anaerobic sludge cannot come into full contact with sewage, in turn The organic matter in sewage cannot be effectively decomposed, causes the organic load energy force difference of reactor, clean-up effect to be unable to reach requirement, together Shi Rengong draws clearly the sludge after hardened extremely onerous, draws that the period is long, and great work intensity can produce sewage disposal process clearly Raw larger impact.
Invention content
The utility model provides a kind of novel anaerobic reactor, is easy with solving sludge in prior art anaerobic reactor Caking, and then lead to the microorganism in anaerobic sludge and the insufficient problem of waste water.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is summarized as follows:
A kind of novel anaerobic reactor, including reactor, the sludge reaction area that is arranged in reactor in upper and lower relation and Three phase separator, sludge reaction area lower end are connected with sewage inlet pipe, and the sewage inlet pipe, which is connected with, is distributed in sludge reaction The spiral outlet pipe of area bottom is evenly equipped with several first apopores, the end connection of spiral outlet pipe on the spiral outlet pipe There is vertical water pipe, several second apopores is evenly equipped on the vertical water pipe, the reactor is connected with will be in sludge reaction area The sludge in portion is evacuated to the circulating pump on sludge reaction area top.
Further, the mud outlet end of the circulating pump is connected with the sludge outlet being set to below three phase separator, makes Certain agitaion can be played to the anaerobic sludge in sludge reaction area when obtaining pump operating cycle, prevents its caking, promoted It comes into full contact with sewage, when anaerobic sludge can also precipitated below the three phase separator, can fully at the top of sludge reaction area Sewage contacted, reacted, the organic matter contained in sewage is further decomposed, sewage treating efficiency and processing are improved Quality.
Further, it is provided with gas collecting tube above the three phase separator, the gas collecting tube and three phase separator go out Gas port is connected, and the gas outlet of gas collecting tube is connected with biogas outlet pipe, and the reactor head is provided with water seal tank, and the biogas goes out Tube end immerses in water seal tank, and water seal tank can play biogas certain catharsis, can also completely cut off air, to maintain to detest Pressure in oxygen reactor, while spark arrester can also be played the role of, prevent biogas leakage tempering.
Further, it is provided with several slanting baffles above the three phase separator, is provided with above the slanting baffle net Change water out, makes not to be difficult to pass through by the solid phase sludge that three phase separator retains, and the sewage after reacting can easily pass through, from And reach the anaerobic sludge in further mud-water separation, recycling reactor, ensure the effect of reactor normal table operation.
Further, the inclination angle of the slanting baffle is 30 ° -60 °, and the inclination angle within the scope of this can play sludge preferably Barrier effect so that sludge can not continue uplink, be impacted without the uplink to water, and sludge is detached with water.
Further, it is provided with sample tap below the three phase separator, enabled an operator at any time in reactor Sewage disposal process carry out effective monitoring, avoid it from releasing below standard sewage.
Sludge reaction area lower end described in a more progressive ground is provided with sludge comb, and the sludge comb is connected with sludge pump, The sludge pump is connected with sludge treatment pond, due to that can have the impurity such as silt in sewage, with the progress of reaction, sludge reaction The height in area can be higher and higher, can utilize sludge pump that extra anaerobic sludge is pumped into sludge treatment pond from sludge comb at this time In, ensure reactor energy normal operation, and if extra anaerobic sludge is not discharged, sludge reaction area can be gradually by three-phase separate It is covered from device, so that muddy water can not be detached normally, reactor is caused to be paralysed.
Further, sewage return pipe is provided between the three phase separator and sludge outlet, the sewage return pipe connects It is connected to sewage pump, the water outlet of the sewage pump is connected with sewage inlet pipe, tests the purified sewage of reactor, such as When fruit is not up to sewage drainage standard, start sewage pump, by sewage from sewage return pipe be sent into sewage inlet pipe, by sludge reaction area into Row double purification, except the organic matter in decontaminated water, until its test reaches discharge standard.
In conclusion by adopting the above-described technical solution, the utility model has the beneficial effects that:
1, by the sewage that need to be handled from sewage inlet pipe be sent into spiral outlet pipe in, hydraulic pressure effect under, a part of sewage from First apopore sprays into sludge reaction area, and another part then enters vertical water pipe, is sprayed from the second apopore under hydraulic pressure effect Enter in sludge reaction area, the water outlet of both spiral outlet pipe and vertical water pipe cooperates so that sewage can be even into sludge It is come into full contact with anaerobic sludge in reaction zone, improves sewage treating efficiency, while also can be to the anaerobic sludge in sludge reaction area Certain percussion is caused, the generation of anaerobic sludge caking phenomenon is reduced;
2, the anaerobic sludge of sludge reaction area middle-end is extracted out using circulating pump, is then sent into the anaerobic sludge of extraction anti- Device top is answered, certain agitaion can be played to the anaerobic sludge in sludge reaction area, its caking is prevented, promotes itself and sewage It comes into full contact with, improves sewage treating efficiency.
Description of the drawings
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the utility model spiral service branch structure schematic diagram;
In figure label for:1- reactors, 2- sludge reactions area, 3- three phase separators, 4- sewage inlet pipes, the water outlet of 5- spirals Pipe, the vertical water pipes of 6-, 7- slanting baffles, 8- circulating pumps, 10- sludge outlets, 11- gas collecting tubes, 12- biogas outlet pipes, 13- water seal tanks, 14- treated water outlets, 15- sludge combs, 16- sludge pumps, 17- sludge treatment ponds, 18- sample taps, 19- sewage pumps, 20- sewage Return pipe, the first apopores of 501-, the second apopores of 601-.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and detailed description.The reality of the utility model The mode of applying includes but not limited to the following example.
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of novel anaerobic reactor, including reactor 1, in upper and lower relation be arranged in reactor 1 Interior sludge reaction area 2 and three phase separator 3,2 lower end of sludge reaction area are connected with sewage inlet pipe 4, the sewage inlet pipe 4 It is connected with the spiral outlet pipe 5 for being distributed in 2 bottom of sludge reaction area, several first water outlets are evenly equipped on the spiral outlet pipe 5 The end in hole 501, spiral outlet pipe 5 is connected with vertical water pipe 6, and several second apopores are evenly equipped on the vertical water pipe 6 601, the reactor 1 is connected with the circulating pump 8 that the sludge at 2 middle part of sludge reaction area is evacuated to 2 top of sludge reaction area.
Operation principle:The sewage that need to be handled is sent into from sewage inlet pipe 4 in spiral outlet pipe 5, under hydraulic pressure effect, one Point sewage is sprayed into from the first apopore 501 in sludge reaction area 2, and another part then enters vertical water pipe 6, under hydraulic pressure effect from Second apopore 601 sprays into sludge reaction area 2 so that sewage can be even into abundant with anaerobic sludge in sludge reaction area 2 Contact improves sewage treating efficiency, while can also cause certain percussion to the anaerobic sludge in sludge reaction area 2, subtracts The generation of few anaerobic sludge caking phenomenon, constantly utilizes circulating pump 8 by the anaerobism in 2 stage casing of sludge reaction area during reaction Sludge is extracted out, and send enables the organic matter in sewage be come into full contact with anaerobic sludge to 1 top of reactor, improves purification efficiency, Sewage after reaction carries out three phase separation by three phase separator 3, and solid anaerobic sludge returns to sludge reaction area 2, and supplement is dirty Mud concentration, to wait for that purification next time sewage uses, the discharge of treated sewage, and the biogas generated then going out from three phase separator 3 Gas port leaves reactor 1.
Spiral outlet pipe 5 and the water outlet of both vertical water pipes 6 cooperate so that sewage can be even into sludge reaction area It is come into full contact with anaerobic sludge in 2, improves sewage treating efficiency, while can also be caused to the anaerobic sludge in sludge reaction area 2 Certain percussion reduces the generation of anaerobic sludge caking phenomenon;Using circulating pump 8 by the anaerobism of 2 middle-end of sludge reaction area Sludge is extracted out, and the anaerobic sludge of extraction is then sent into reactor top, is played centainly to the anaerobic sludge in sludge reaction area 2 Agitaion, prevent its caking, it promoted to be come into full contact with sewage, improve sewage treating efficiency.
Further, the mud outlet end of the circulating pump 8 is connected with the sludge outlet 10 for being set to 3 lower section of three phase separator, So that circulating pump 8 can play the anaerobic sludge in sludge reaction area 2 certain agitaion when running, its caking is prevented, Promote it to be come into full contact with sewage, can also make anaerobic sludge from the lower section of three phase separator 3 precipitation when, can fully with sludge reaction area The sewage at 2 tops is contacted, is reacted, and the organic matter contained in sewage is further decomposed, is further increased at sewage Manage efficiency and processing quality.
Further, 2 lower end of sludge reaction area is provided with sludge comb 15, and the sludge comb 15 is connected with sludge Pump 16, the sludge pump 16 is connected with sludge treatment pond 17, due to that can have the impurity such as silt in sewage, with reaction into Row, the height in sludge reaction area 2 can higher and higher, at this time can using sludge pump 16 by extra anaerobic sludge from sludge comb 15 are pumped into sludge treatment pond 17, ensure 1 energy normal operation of reactor, and if extra anaerobic sludge is not discharged, sludge Reaction zone 2 can gradually cover three phase separator 3, so that muddy water can not be detached normally, reactor 1 be caused to be paralysed.
Embodiment 2
It is advanced optimized on the basis of a kind of novel anaerobic reactor described in embodiment 1, on the three phase separator 3 Side is provided with several slanting baffles 7, and 7 top of the slanting baffle is provided with treated water outlet 14.
The inclination angle of the slanting baffle 7 is 50 °.
The slanting baffle 7 being arranged in certain inclination angle can make not to be difficult to pass through by the solid phase sludge that three phase separator 3 retains, and anti- Sewage after answering can easily pass through, and to reach the anaerobic sludge in further mud-water separation, recycling reactor 1, ensure anti- The effect for answering 1 normal table of device to run.
Embodiment 3
It is advanced optimized on the basis of a kind of novel anaerobic reactor described in embodiment 1, under the three phase separator 3 Side is provided with sample tap 18.
Sewage return pipe 20 is provided between the three phase separator 3 and sludge outlet 10, the sewage return pipe 20 is connected with The water outlet of sewage pump 19, the sewage pump 19 is connected with sewage inlet pipe 4.
When the water taken out to sample tap 18 measures, when judging that it cannot reach sewage drainage standard, start sewage pump 19, sewage is sent into sewage inlet pipe 4 from sewage return pipe 20, double purification is carried out by sludge reaction area 2, except organic in decontaminated water Object, until its sampling and testing reaches discharge standard, so as to carry out more effective purification to sewage so that treated Sewage can again be discharged after up to standard, reduce the pollution to environment.
Embodiment 4
It is advanced optimized on the basis of a kind of novel anaerobic reactor described in embodiment 1, on the three phase separator 3 Side is provided with gas collecting tube 11, and the gas collecting tube 11 is connected with the gas outlet of three phase separator 3, the gas outlet connection of gas collecting tube 11 There are biogas outlet pipe 12,1 top of the reactor to be provided with water seal tank 13,12 end of biogas outlet pipe is immersed in water seal tank 13, Water seal tank 13 can play biogas certain catharsis, can also completely cut off air, to maintain the pressure in anaerobic reactor, It can also play the role of spark arrester simultaneously, prevent biogas leakage tempering.
It is the embodiments of the present invention as described above.The utility model is not limited to the above embodiment, anyone It should learn the structure change made under the enlightenment of the utility model, it is every that there is same or similar skill with the utility model Art scheme, each falls within the scope of protection of the utility model.

Claims (8)

1. a kind of novel anaerobic reactor, including reactor (1), the sludge reaction in upper and lower relation setting in reactor (1) Area (2) and three phase separator (3), which is characterized in that sludge reaction area (2) lower end is connected with sewage inlet pipe (4), the dirt Water inlet pipe (4) is connected with the spiral outlet pipe (5) for being distributed in sludge reaction area (2) bottom, is evenly distributed on the spiral outlet pipe (5) There are several first apopores (501), the end of spiral outlet pipe (5) is connected with vertical water pipe (6), on the vertical water pipe (6) Several second apopores (601) are evenly equipped with, the reactor (1) is connected with is evacuated to dirt by the sludge in the middle part of sludge reaction area (2) The circulating pump (8) on mud reaction zone (2) top.
2. a kind of novel anaerobic reactor as described in claim 1, which is characterized in that the mud outlet end of the circulating pump (8) connects It is connected to the sludge outlet (10) being set to below three phase separator.
3. a kind of novel anaerobic reactor as described in claim 1, which is characterized in that set above the three phase separator (3) It is equipped with gas collecting tube (11), the gas collecting tube (11) is connected with the gas outlet of three phase separator (3), the gas outlet of gas collecting tube (11) It is connected with biogas outlet pipe (12), water seal tank (13) is provided at the top of the reactor (1), biogas outlet pipe (12) end is immersed In water seal tank (13).
4. a kind of novel anaerobic reactor as described in claim 1, which is characterized in that set above the three phase separator (3) Several slanting baffles (7) are equipped with, treated water outlet (14) is provided with above the slanting baffle (7).
5. a kind of novel anaerobic reactor as claimed in claim 4, which is characterized in that the inclination angle of the slanting baffle (7) is 30°-60°。
6. a kind of novel anaerobic reactor as described in claim 1, which is characterized in that set below the three phase separator (3) It is equipped with sample tap (18).
7. a kind of novel anaerobic reactor as described in claim 1, which is characterized in that sludge reaction area (2) lower end is set It is equipped with sludge comb (15), the sludge comb (15) is connected with sludge pump (16), and the sludge pump (16) is connected at sludge It manages pond (17).
8. a kind of novel anaerobic reactor as described in claim 1, which is characterized in that the three phase separator (3) and sludge It is provided with sewage return pipe (20) between outlet (10), the sewage return pipe (20) is connected with sewage pump (19), the sewage pump (19) water outlet is connected with sewage inlet pipe (4).
CN201721763529.4U 2017-12-15 2017-12-15 A kind of novel anaerobic reactor Expired - Fee Related CN207699293U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109081514A (en) * 2018-08-31 2018-12-25 杭州师范大学 A kind of method and dedicated unit of simultaneous denitrification recycling elemental sulfur
CN109336252A (en) * 2018-11-23 2019-02-15 江苏科技大学 Internal circulating anaerobic granular sludge reactor
CN114761363A (en) * 2019-12-16 2022-07-15 株式会社Kec系统 Vertical cylindrical anaerobic digestion device for treating organic waste

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109081514A (en) * 2018-08-31 2018-12-25 杭州师范大学 A kind of method and dedicated unit of simultaneous denitrification recycling elemental sulfur
CN109336252A (en) * 2018-11-23 2019-02-15 江苏科技大学 Internal circulating anaerobic granular sludge reactor
CN114761363A (en) * 2019-12-16 2022-07-15 株式会社Kec系统 Vertical cylindrical anaerobic digestion device for treating organic waste

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Granted publication date: 20180807

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