CN218058578U - Internal circulation type integrated aerobic biochemical reactor - Google Patents

Abstract

The utility model belongs to the technical field of sewage treatment, especially, relate to an aerobic biochemical reactor of inner loop formula integrated form, including the reactor casing, reactor casing left side fixed mounting has the water inlet, and the inside right side of reactor casing is provided with separator, and reactor casing side is provided with detects circulating device. This good oxygen biochemical reactor of inner loop formula integrated form, detect the sewage after purifying through setting up the sample connection, discharge by the delivery port after detecting qualified, unqualified when detecting, get into the water inlet through the circulating pipe and carry out secondary purification, reduce artifical manual sewage of not up to standard quality and pour the reaction box into once more, cancel two heavy ponds, the aerobic reaction sedimentation function has been integrated, improve the pond and dissolve the utilization ratio, adopt separator separation air, prevent the interference of air to the sedimentation process, no mud reflux system, reduce equipment investment and working costs, realize the non-maintaining of mud backward flow, no traditional two heavy pond sludge hoppers, the phenomenon of mud anaerobism come-up in the two heavy pond sludge hoppers has been avoided.

Description

Internal circulation type integrated aerobic biochemical reactor

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an internal circulation type integrated aerobic biochemical reactor.

Background

Along with the national attention on environmental protection, more and more small-sized sewage treatment demands are shown, and especially, sewage treatment aiming at organic matter degradation is more required. The traditional process for degrading organic matters in sewage is an aerobic and secondary sedimentation process, namely, under the condition of oxygen supply, sewage and activated sludge react in an aerobic tank, the organic matters in the sewage are degraded and adsorbed by the activated sludge, then the degraded sewage and the activated sludge enter a secondary sedimentation tank for gravity separation, the degraded sewage is discharged out of the secondary sedimentation tank, the sludge is conveyed to the aerobic tank through a reflux pump to continuously participate in the reaction, and the redundant sludge is discharged out of a system. In addition, the secondary sedimentation tank sludge backflow system needs to be adjusted according to water inflow, the small sewage treatment system is often large in water inflow fluctuation and large in adjustment workload, a water pump is adopted for backflow, energy consumption is high, equipment faults are prone to occurring, and at present, measures for adjusting the flow and reducing the faults are mostly solved by increasing frequency conversion or adopting a backflow pump with higher price in China.

The patent document with the publication number of CN208916910U provides a vertical multistage internal circulation anaerobic, anoxic and aerobic integrated bioreactor, wherein the vertical multistage internal circulation anaerobic, anoxic and aerobic integrated bioreactor integrates anaerobic hydrolytic acidification, hydrogen production and acetic acid production processes in a first functional area by changing the volumes of different functional areas, a third functional area of an anoxic and aerobic integrated type is added, a first aerator and a second aerator are fixed by a bracket, the heights of the first aerator and the second aerator are changed by adjusting the height of the bracket, and the optimal volume ratio of an anoxic area to an aerobic area is obtained by adjusting the height of the bracket according to the water inlet and outlet conditions. The inside vertical guide plate that sets up of third functional area constructs anoxic zone, good oxygen district and settling zone, and good oxygen district's digestion liquid can flow back to the anoxic zone automatically, need not to set up digestion liquid backwash pump. This vertical multistage inner loop anaerobism oxygen deficiency good oxygen integral type bioreactor, this vertical multistage inner loop anaerobism oxygen deficiency good oxygen integral type bioreactor is inconvenient when detecting the water after purifying, needs manual handling when quality of water is not up to standard, troublesome poeration, inefficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aerobic biochemical reactor of inner loop formula integrated form to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an aerobic biochemical reactor of inner loop formula integrated form, includes the reactor casing, reactor casing left side fixed mounting has the water inlet, reactor casing inside right side is provided with separator.

The separation device comprises a separation inclined plate, an air passing hole, a separation air chamber, an exhaust pipe and a separator, wherein the separator is fixedly installed on the right side inside the reactor shell, the separation inclined plate is arranged at the top of the separator, the air passing hole is formed in the top of the separation inclined plate, the separation air chamber is formed in the top of the separation inclined plate, and the exhaust pipe is fixedly installed at the top of the separation air chamber.

Preferably, the inside right side of reactor casing is provided with the play weir, reactor casing right side fixed mounting has the delivery port, separator left side fixed mounting has the division board, separator casing top left side fixed mounting has the air inlet, the air inlet bottom is connected with the aeration pipe, aeration pipe top fixed mounting has the aeration head, reactor casing back right side fixed mounting has the mud discharging port, delivery port top movable mounting has first valve.

Preferably, the side surface of the reactor shell is provided with a detection circulating device, the detection circulating device comprises a sampling port, a second valve, a circulating pipe and a third valve, the sampling port is fixedly installed on the left side of the water outlet, the second valve is movably installed on the top of the sampling port, the circulating pipe is fixedly installed on the right side of the water outlet, and the third valve is arranged on the top of the circulating pipe.

Preferably, the gas passing hole is connected with the separation gas chamber and the separation sloping plate, so that gas enters the gas passing hole along the separation sloping plate, enters the separation gas chamber through the gas passing hole and is discharged through the exhaust pipe.

Preferably, the air inlet is connected with an air blower to provide air for the reaction zone, so that the sewage is combined with the air.

Preferably, the number of the aeration heads is eight, the aeration heads are uniformly distributed on the top of the aeration pipes, and the aeration pipes are arranged at the bottom of the reactor shell through buckles.

Preferably, one end of the circulating pipe, which is far away from the water outlet, is connected with the water inlet, and sewage which is not completely purified enters the water inlet through the circulating pipe to be secondarily purified.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this good oxygen biochemical reactor of inner loop formula integrated form detects the sewage after purifying through setting up the sample connection, and is discharged by the delivery port after detecting qualified, and is unqualified when detecting, gets into the water inlet through the circulating pipe and carries out secondary purification, and the sample is simple, reduces artifical manual sewage that does not reach standard with the quality and pours into the reaction box once more.

2. This good oxygen biochemical reactor of inner loop formula integrated form cancels two heavy ponds, has integrateed good oxygen reaction and has depositd the function, improves the pond and dissolves the utilization ratio, adopts the separator separation air, prevents the interference of air to the sedimentation process, does not have mud return system, reduces equipment investment and working costs, realizes the non-maintaining of mud backward flow, does not have two heavy pond sludge hoppers of tradition, has avoided the phenomenon of mud anaerobism come-up in two heavy pond sludge hoppers.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a top plan view of the present invention;

FIG. 3 is a plan view of the present invention below the weir;

fig. 4 is a bottom plan view of the present invention;

fig. 5 is a cross-sectional view of the present invention.

In the figure: 1. a reactor shell; 2. a water inlet; 3. a separation device; 301. separating the inclined plate; 302. air passing holes; 303. separating the air chamber; 304. an exhaust pipe; 305. a separator; 4. an effluent weir; 5. a water outlet; 6. a separator plate; 7. an air inlet; 8. an aeration pipe; 9. an aeration head; 10. a sludge discharge port; 11. a first valve; 12. detecting a circulating device; 121. a sampling port; 122. a second valve; 123. a circulation pipe; 124. and a third valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an internal circulation type integrated aerobic biochemical reactor comprises a reactor shell 1, wherein a water inlet 2 is fixedly arranged on the left side of the reactor shell 1, and a separating device 3 is arranged on the right side in the reactor shell 1.

The separation device 3 comprises a separation inclined plate 301, a gas passing hole 302, a separation gas chamber 303, an exhaust pipe 304 and a separator 305, wherein the separator 305 is fixedly installed on the right side inside the reactor shell 1, the separation inclined plate 301 is arranged on the top of the separator 305, the gas passing hole 302 is formed in the top of the separation inclined plate 301, the gas passing hole 302 is connected with the separation gas chamber 303 and the separation inclined plate 301, so that gas enters the gas passing hole 302 along the separation inclined plate 301, then enters the separation gas chamber 303 through the gas passing hole 302, and is exhausted through the exhaust pipe 304, the separation gas chamber 303 is formed in the top of the separation inclined plate 301, and the exhaust pipe 304 is fixedly installed on the top of the separation gas chamber 303.

Reactor housing 1 inside right side is provided with play mill weir 4, reactor housing 1 right side fixed mounting has delivery port 5, separator 305 left side fixed mounting has division board 6, keep apart reactor reaction process and separation process, 1 top left side fixed mounting of reactor housing has air inlet 7, air inlet 7 is connected with the air-blower, for the reaction zone provides the air, make sewage combine with the air, 7 bottoms of air inlet are connected with aeration pipe 8, 8 top fixed mounting of aeration pipe have aeration head 9, the quantity of aeration head 9 is eight, evenly distributed is at aeration pipe 8 tops, and aeration pipe 8 is installed in 1 bottom of reactor housing by the buckle, 1 back right side fixed mounting of reactor housing has mud discharging port 10, 5 top movable mounting of delivery port has first valve 11.

The side of the reactor shell 1 is provided with a detection circulating device 12, the detection circulating device 12 comprises a sampling port 121, a second valve 122, a circulating pipe 123 and a third valve 124, the sampling port 121 is fixedly arranged on the left side of the water outlet 5, the second valve 122 is movably arranged on the top of the sampling port 121, the circulating pipe 123 is fixedly arranged on the right side of the water outlet 5, one end of the circulating pipe 123 far away from the water outlet 5 is connected with the water inlet 2, sewage which is not completely purified enters the water inlet 2 through the circulating pipe 123 to be purified for the second time, and the third valve 124 is arranged on the top of the circulating pipe 123.

When in use, sewage enters the reactor shell 1 from the water inlet 2, external compressed air or air provided by a blower sequentially enters the reactor shell 1 through the air inlet 7 and the aerator pipe 8, sewage, sludge and air in the reactor are completely mixed, organic matters in the sewage are degraded by microorganisms in activated sludge, the air, the sludge and the sewage enter the separator 305, the separator 305 is provided with the partition plate 6 to separate the reaction process and the separation process of the reactor, along with the operation of the reactor, the air vertically upwards at the lower part of the separator 305 is contacted with the separation sloping plate 301 and then upwards moves along the separation sloping plate 301, enters the separation air chamber 303 through the air holes 302 and then is discharged into the atmosphere through the exhaust pipe 304, the mixture of the activated sludge and the sewage separated from the air enters the upper part of the separator 305 along the gap between the inclined separation plates 301, the activated sludge is precipitated under the action of gravity and falls into the lower part of the separator 305 through the gap between the inclined separation plates 301, the sludge falls into the lower part of the separator 305 and is uniformly distributed in the reactor shell 1 under the stirring action of the air, the internal circulation of the sludge is realized, the precipitated sewage is collected by the effluent weir 4 and then is discharged from the water outlet 5, along with the treatment, the residual sludge generated in the reactor is discharged through the sludge discharge port 10, the purified sewage is detected by arranging the sampling port 121, the purified sewage is discharged from the water outlet 5 after the detection is qualified, and the purified sewage enters the water inlet 2 through the circulating pipe 123 for secondary purification after the detection is unqualified.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims (7)

1. An aerobic biochemical reactor of internal circulation formula integrated form, includes reactor casing (1), its characterized in that: a water inlet (2) is fixedly arranged at the left side of the reactor shell (1), and a separation device (3) is arranged at the right side in the reactor shell (1);

separator (3) are including separation swash plate (301), air passing hole (302), separation air chamber (303), blast pipe (304), separator (305) fixed mounting is on the inside right side of reactor casing (1), separation swash plate (301) set up in separator (305) top, air passing hole (302) are seted up in separation swash plate (301) top, separation air chamber (303) have been seted up at separation swash plate (301) top, blast pipe (304) fixed mounting is in separation air chamber (303) top.

2. The integrated aerobic biochemical reactor with internal circulation according to claim 1, wherein: the utility model discloses a reactor, including reactor shell (1), separator (305), reactor shell (1), inlet (7), outlet (5), baffle (6), reactor shell (1) top left side fixed mounting has air inlet (7), air inlet (7) bottom is connected with aeration pipe (8), aeration pipe (8) top fixed mounting has aeration head (9), reactor shell (1) back right side fixed mounting has mud discharging port (10), outlet (5) top movable mounting has first valve (11).

3. The integrated aerobic biochemical reactor with internal circulation according to claim 1, wherein: reactor casing (1) side is provided with detects circulating device (12), detect circulating device (12) including sample connection (121), second valve (122), circulating pipe (123), third valve (124), sample connection (121) fixed mounting is in delivery port (5) left side, second valve (122) movable mounting is in sample connection (121) top, circulating pipe (123) fixed mounting is in delivery port (5) right side, third valve (124) set up in circulating pipe (123) top.

4. The integrated aerobic biochemical reactor with internal circulation according to claim 1, wherein: the air passing hole (302) is connected with the separation air chamber (303) and the separation inclined plate (301).

5. The aerobic biochemical reactor according to claim 2, wherein: the air inlet (7) is connected with the blower.

6. The aerobic biochemical reactor according to claim 2, wherein: the number of aeration heads (9) is eight, and evenly distributed is at aeration pipe (8) top, and aeration pipe (8) are installed in reactor shell (1) bottom by the buckle.

7. The integrated aerobic biochemical reactor with internal circulation according to claim 3, wherein: one end of the circulating pipe (123) far away from the water outlet (5) is connected with the water inlet (2).

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