CN205999125U

CN205999125U - Potent mixing and detached anaerobic reactor

Info

Publication number: CN205999125U
Application number: CN201620987743.7U
Authority: CN
Inventors: 张进; 戚恺; 强红
Original assignee: Suzhou Clear Industry Co Ltd
Current assignee: Suzhou Clear Industry Co ltd
Priority date: 2016-08-30
Filing date: 2016-08-30
Publication date: 2017-03-08
Anticipated expiration: 2026-08-30

Abstract

The utility model discloses potent mix and detached anaerobic reactor, anaerobic reactor is originally followed successively by reaction zone, Disengagement zone and gas collection area in vivo from bottom to top；Reaction zone is provided with the stripping tube that several are arranged in a vertical direction, anaerobic reactor body bottom portion is provided with the air inlet pipe and feed pipe that arranges up and down, air inlet pipe, feed pipe are horizontally installed on anaerobic reactor body bottom portion, and the gas outlet of air inlet pipe, the discharging opening of feed pipe are arranged in stripping tube；Disengagement zone is in reverse taper and with spacing between anaerobic reactor inner body wall, Disengagement zone includes settling zone and the air flotation zone for connecting, settling zone bottom is provided with settling zone mud discharging mouth, the bottom of air flotation zone is located at the top of settling zone bottom and is provided with air supporting weight slag floss hole in bottom, the bottom of air flotation zone is provided with the white water pipe for being connected to air dissolved pump, and the top of air flotation zone is provided with outlet pipe.Potent mixing and detached anaerobic reactor that the utility model is provided, can improve effluent quality with intensified response area stirring power, reinforced top solid-liquid separation capability.

Description

Potent mixing and detached anaerobic reactor

Technical field

The utility model is related to technical field of waste water processing, more particularly to a kind of potent mixing and detached anaerobic reaction Device.

Background technology

UASB anaerobic reactor and EGSB anaerobic reactor, by built-in three phase separator, sludge are separated and are retained in The time of staying HRT of bacterial classification in anaerobic reactor, is fully extended, and hydraulic detention time HRT is substantially reduced, so as to create Go out dynamical anaerobic reactor, be successfully applied to the Anaerobic Treatment of waste water.

But there is contradictory relation of the stirring power with height for reactor in UAS B reactor and EGSB reactor：In reaction The bottom of device is the sludge bed of weight, and this needs high stirring power, could realize being sufficiently mixed and passing for pollutant and biological bacteria Matter, especially as being mixed into for solid content slurry and grease, sufficiently mixing also can result in local acidifying and overall destroy.

And the top in reactor, especially as the increase of aerogenesis, pressure reduces in biogas uphill process by potential energy converting and energy Become kinetic energy, so as to violent disturbance is generated, this will not only interfere with effluent quality, and easily take bacteria sludge out of so that Reactor sludge loss and lose efficient operating mode, especially in difficult degradation but being mixed into of degradable solid content slurry and grease In the case of, need strength to separate maintenance fermentation reaction condition.

Utility model content

In order to solve the problems of the prior art, the utility model purpose is to provide a kind of potent mixing and detached anaerobism Reactor, can be increased anti-while reinforced top solid-liquid separation capability, extends the bacterial classification time of staying with intensified response area stirring power The volumetric loading of device is answered, improves effluent quality.

Based on the problems referred to above, the technical scheme that the utility model is provided is：

Potent mixing and detached anaerobic reactor, including anaerobic reactor body, the anaerobic reactor sheet is internal certainly Reaction zone, Disengagement zone and gas collection area are followed successively by down；

The reaction zone is provided with the stripping tube that several are arranged in a vertical direction, and the anaerobic reactor body bottom portion is provided with The air inlet pipe that arranges up and down and feed pipe, the air inlet pipe, feed pipe are horizontally set on the anaerobic reactor body bottom portion, institute State the gas outlet of air inlet pipe, the discharging opening of the feed pipe to be arranged in the stripping tube；

The Disengagement zone includes settling zone and the air flotation zone for connecting, and the settling zone bottom is simultaneously provided with settling zone mud row's mouth, The bottom of the air flotation zone is located at the top of the settling zone bottom and is provided with air supporting weight slag floss hole, the air flotation zone in bottom Bottom be provided with the white water pipe for being connected to air dissolved pump, the top of the air flotation zone is provided with outlet pipe.

In some embodiments wherein, between the settling zone and the air flotation zone, deflector is provided with.

In some embodiments wherein, the deflector includes the first dividing plate of vertical arrangement and second partition, institute State the first dividing plate lower end and be connected to the side wall of the settling zone and with spacing between the top of upper end and the Disengagement zone, described Second partition is be arranged in parallel with first dividing plate, the upper end of the second partition be higher by the top of the Disengagement zone and lower end with With spacing between the wall of the settling zone side.

In some embodiments wherein, the settling zone is provided with tilted plate separator.

In some embodiments wherein, it is connected to after the compressed device compression of biogas that the gas collection area collects described The entrance of air inlet pipe.

Hereinafter description below is done to the technical term in technical scheme：

The plain boiled water passed through in white water pipe is biogas with part air supporting water outlet through the mixed pressure air-dissolving water of air dissolved pump.

Compared with prior art, the utility model has the advantages that：

1st, the technical solution of the utility model is adopted, the mixing effect of reaction zone sludge bed is improved, mass transfer is strengthened, Avoid acidifying；

2nd, the technical solution of the utility model is adopted, and the precipitation+air supporting of Disengagement zone, two-stage are separated, and strengthen separation of solid and liquid Ability, it is to avoid sludge loss；

3rd, the air flotation zone of the technical solution of the utility model, setting is adopted also can to have the floc sludge of settleability difference Good separating power；

4th, the technical solution of the utility model is adopted, first precipitates, rear air supporting, pneumatically supported segregational load is alleviated, is reduced Separating energy consumption.

Description of the drawings

In order to be illustrated more clearly that the technical scheme of the utility model embodiment, below will be to wanting needed for embodiment description The accompanying drawing for using is briefly described, and drawings in the following description are only some embodiments of the present utility model, for ability For the those of ordinary skill of domain, on the premise of not paying creative work, can also be obtained according to these accompanying drawings other attached Figure.

Fig. 1 is the structural representation of the potent mixing of the utility model and detached anaerobic reactor embodiment；

Wherein：

1st, anaerobic reactor body；1-1, reaction zone；1-2, Disengagement zone；1-2a, settling zone；1-2b, air flotation zone；1-2c、 Tilted plate separator；1-3, gas collection area；

2nd, stripping tube；

3rd, feed pipe；

4th, air inlet pipe；

5th, settling zone mud discharging mouth；

6th, air supporting weight slag floss hole；

7th, the first dividing plate；

8th, second partition；

9th, white water pipe；

10th, outlet pipe；

11st, compression set.

Specific embodiment

Such scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating The utility model and be not limited to limit scope of the present utility model.The implementation condition adopted in embodiment can be according to concrete producer Condition do and adjust further, not marked implementation condition is usually the condition in normal experiment.

Referring to Fig. 1, it is the structural representation of the utility model embodiment, provides a kind of potent mixing anti-with detached anaerobism Device is answered, and which includes anaerobic reactor body 1, reaction zone 1-1, Disengagement zone 1-2 is followed successively by from top to bottom in anaerobic reactor body 1 With gas collection area 1-3；Several stripping tubes 2 being arranged in a vertical direction are provided with reaction zone 1-1, at 1 bottom of anaerobic reactor body Portion is provided with the air inlet pipe 4 and feed pipe 3 that arranges up and down, and air inlet pipe 4 and feed pipe 3 are horizontally installed on 1 bottom of anaerobic reactor body Portion, the discharging opening of the gas outlet of air inlet pipe 4 and feed pipe 3 are arranged in stripping tube 2；Waste water or waste pulp enter through feed pipe 3 Enter the lower end of stripping tube 2, compressed biogas enter the lower end of stripping tube 2 through air inlet pipe 4, biogas rises and carries material in stripping tube 2 Stripping tube upper end is risen to, and then violent vertical direction stirring is formed in decline, so as to change reaction zone Sludge Bed undermixing State, strengthen mass transfer, it is to avoid slurry be layered.

Disengagement zone 1-2 includes settling zone 1-2a and the air flotation zone 1-2b for connecting, and settling zone 1-2a bottom precipitation area mud arranges mouth The bottom of 5, air flotation zone 1-2b is located at the top of settling zone 1-2a bottom and is provided with air supporting weight slag floss hole 6 in bottom, in air supporting The bottom of area 1-2b is provided with the white water pipe 9 for being connected to air dissolved pump, and passed through in white water pipe 9 is the dissolved air water for being dissolved with biogas, The top of air flotation zone 1-2b is provided with outlet pipe 10.

Be provided with deflector between settling zone 1-2a and air flotation zone 1-2b, specific deflector include to be vertically arranged first every Plate 7 and second partition 8,7 lower end of the first dividing plate are connected to the side wall of settling zone 1-2a and between the top of upper end and Disengagement zone 1-2 With spacing, second partition 8 is be arranged in parallel with the first dividing plate 7, the upper end of second partition 8 be higher by the top of Disengagement zone 1-2 and under With spacing between end and settling zone 1-2a side wall.

In this example, in settling zone, 1-2a is provided with tilted plate separator 1-2c, using tilted plate separator 1-2c to entering settling zone The mud mixture of 1-2a carries out separation of solid and liquid, and detached sludge drains into reaction zone from settling zone mud discharging mouth 5, and detached water is entered Air flotation zone 1-2b proceeds to separate.

In order to optimize implementation result of the present utility model further, the gas being passed through in air inlet pipe 4 is collected for gas collection area 1-3 Biogas, the compressed device 11 of biogas that gas collection area 1-3 is collected is connected to the entrance of air inlet pipe 4 after compressing.

Waste water or waste pulp enter 1 bottom of anaerobic reactor body through feed pipe 3 and enter stripping tube 2,3 top of feed pipe 4 air inlet of air inlet pipe is stirred to waste water or waste slurry air lift, acts on the conveying to form material from below to up by gas, then again under Drop forms violent vertical direction stirring, and after reacted area 1-1 reaction, the biogas of generation enters gas collection area 1-3 and realizes degassing, goes out Water sequentially enters settling zone 1-2a and air flotation zone 1-2b, and in settling zone 1-2a precipitate and separate, detached sludge solid content is through precipitation Area's mud discharging mouth 5 is back to reaction zone 1-1, and in air flotation zone, 1-2b realizes dissolved air flotation, and the heavy slag that air supporting is obtained is through air supporting weight slag row Put mouth 6 and reaction zone 1-1 is drained into, dissolved air flotation scum silica frost out returns to anaerobic reactor inside by skimming and is not lost in, and does not drop The organic solid content for having solved and grease are also maintained under the two centrifugations in anaerobic reactor and continue fermentation until completely Conversion, the clear water in the middle part of the 1-2b of air flotation zone are discharged through outlet pipe 10.

Examples detailed above its object is to allow and be familiar with technique only for technology design of the present utility model and feature are described People is to will appreciate that content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All The equivalent transformation done according to the utility model Spirit Essence or modification, should all cover protection domain of the present utility model it Interior.

Claims

1. potent mixing and detached anaerobic reactor, including anaerobic reactor body (1), it is characterised in that：The anaerobism is anti- Answer in device body (1) and be followed successively by reaction zone (1-1), Disengagement zone (1-2) and gas collection area (1-3) from bottom to top；

Reaction zone (1-1) is provided with the stripping tube (2) that several are arranged in a vertical direction, anaerobic reactor body (1) Bottom is provided with the air inlet pipe (4) and feed pipe (3) that arranges up and down, and air inlet pipe (4), feed pipe (3) are horizontally installed on described Anaerobic reactor body (1) bottom, the gas outlet of air inlet pipe (4), the discharging opening of the feed pipe (3) are arranged at described In stripping tube (2)；

Described Disengagement zone (1-2) includes the settling zone (1-2a) of connection and air flotation zone (1-2b), the bottom of settling zone (1-2a) Portion is provided with settling zone mud row's mouth (5), the bottom of air flotation zone (1-2b) be located at the top of settling zone (1-2a) bottom and Air supporting weight slag floss hole (6) is provided with bottom, the bottom of air flotation zone (1-2b) is provided with the white water pipe for being connected to air dissolved pump (9), top described air flotation zone (1-2b) is provided with outlet pipe (10).

2. according to claim 1 potent mixing and detached anaerobic reactor, it is characterised in that：Settling zone (the 1- 2a) deflector is provided between the air flotation zone (1-2b).

3. according to claim 2 potent mixing and detached anaerobic reactor, it is characterised in that：The deflector includes The first dividing plate (7) that vertically arranges and second partition (8), the first dividing plate (7) lower end is connected to the settling zone (1-2a) Side wall and with spacing between upper end and the top of the Disengagement zone (1-2), second partition (8) and first dividing plate (7) it be arranged in parallel, the upper end of second partition (8) is higher by the top of the Disengagement zone (1-2) and lower end and the settling zone (1-2a) with spacing between the wall of side.

4. according to claim 1 potent mixing and detached anaerobic reactor, it is characterised in that：Settling zone (the 1- Tilted plate separator (1-2c) 2a) is provided with.

5. according to claim 1 potent mixing and detached anaerobic reactor, it is characterised in that：Gas collection area (the 1- 3) entrance of the air inlet pipe (4) is connected to after biogas compressed device (11) compression that collects.