CN211111279U - Micro-anoxic baffling hydrolysis acidification reactor - Google Patents

Abstract

The utility model discloses a micro-anoxic baffled hydrolysis acidification reactor, comprising: a main reactor, a reaction compartment, a water inlet weir, an overflow weir, a reaction chamber partition, a trapezoidal sludge collection tank, a water inlet pipe, an aeration system, sludge discharge system, and high-efficiency packing module; the main body of the reactor is a box-type structure composed of cement or steel. The main reactor is connected with the water inlet pipe, the aeration branch pipe, and the sludge discharge system. Partitions, trapezoidal sludge collection tanks, aeration trays, and high-efficiency packing modules are installed inside the main reactor. The beneficial effect of the utility model is that the volume of the device can be fully utilized, and the mixing efficiency of effective mud and water can be effectively improved; the vertical reciprocating hydraulic flow state can effectively degrade the macromolecular organic matter, improve the B/C, and facilitate the subsequent biochemical treatment effect.

Description

A Micro-anoxic Baffled Hydrolysis Acidification Reactor

technical field

The utility model relates to the field of biochemistry, in particular to a micro-anoxic baffled hydrolysis and acidification reactor.

Background technique

The hydrolysis treatment method is a method between aerobic and anaerobic treatment methods, which can be regarded as the first and second stages of anaerobic treatment, that is, under the action of a large number of hydrolyzing bacteria and acidifying bacteria, insoluble organic matter is treated. It is hydrolyzed into soluble organic matter and converts difficult biodegradable macromolecular substances into easily biodegradable small molecular substances. Therefore, in a strict sense, the hydrolysis acidification tank is a facultative oxygen tank, and hydrolysis acidification can greatly improve the B/C ratio of sewage; but at present The hydrolysis and acidification tank has the shortcomings of insufficient utilization of the pool capacity, uneven water distribution, insufficient mud-water contact, and inaccurate control of operating conditions; the utility model proposes a micro-anoxic baffled hydrolysis and acidification reactor, and its structure is improved. Adjusted, added a micro-aeration system and a high-efficiency packing module, optimized hydraulic conditions, and gave full play to the hydrolysis and acidification of the pool.

SUMMARY OF THE INVENTION

The purpose of this utility model is to provide a micro-anoxic baffled hydrolysis and acidification reactor. By dividing the pond body into a plurality of compartments, the water flow can flow in an up-and-down reciprocating baffled manner to give full play to the effect of the entire pond capacity, so that the The mud and water are fully mixed to play the role of retention, adsorption, hydrolysis and acidification of the sludge bed. The added intermittent micro-aeration system can maintain the tank body in a state of micro-anoxia, and greatly exert the effect of facultative bacteria. The high-efficiency packing module has a large specific surface area. , to provide a fixed growth place for microorganisms and reduce the loss of dominant flora.

To achieve the above object, the utility model provides the following technical solutions:

A micro-anoxic baffled hydrolysis acidification reactor, comprising: a main reactor, a reaction compartment, a water inlet weir, an overflow weir, a reaction chamber partition, a trapezoidal sludge collection tank, a water inlet pipe, an aeration main pipe, and an aeration branch pipe , aeration pan, sludge discharge system, high-efficiency packing module; the main reactor of the micro-anoxic baffled hydrolysis and acidification reactor is a box-type structure composed of cement or steel, and the main reactor is connected with the water inlet pipe and the aeration branch pipe. , the sludge discharge system is connected, and the inlet weir, overflow weir, reaction chamber partition, trapezoidal sludge collection tank, aeration tray, and high-efficiency packing module are installed inside the main reactor.

As a further scheme of the present invention: the main reactor is divided into a plurality of reaction compartments by the reaction chamber partitions in the horizontal and vertical directions, and the size of each reaction compartment is the same, and the reaction partitions between the reaction compartments are There are flow passages at the top or bottom, an aeration plate and a trapezoidal sludge collection tank are arranged at intervals at the bottom of the reaction compartment, and a sludge discharge system is arranged at the intersection of the reaction chamber partition and the trapezoidal sludge collection tank, and the upper part of the reaction compartment is installed There are high-efficiency packing modules.

As a further scheme of the present invention, the water inlet pipe is made of stainless steel and extends into the water inlet weir through a top-entry type.

As a further scheme of the present utility model: the water inlet weir is made of stainless steel and is fixed to the inner wall of the first reaction compartment of the main reactor by means of expansion bolts or welding, the water inlet weir goes deep into the bottom of the reaction compartment, and the bottom of the water inlet weir There are circular water distribution holes evenly opened within one meter.

As a further scheme of the present utility model: the overflow weir is made of stainless steel, fixed on the inner wall of the last reaction compartment of the main reactor by means of expansion bolts or welding, the overflow weir goes deep into the middle of the reaction compartment, and the top of the overflow weir is within one meter of the range There are evenly round water outlet holes.

As a further scheme of the present invention: the trapezoidal sludge collecting tank is poured with concrete, and the gradient of the trapezoidal sludge collecting tank is 15°~25°.

As a further scheme of the present utility model: the aeration main pipe is connected to the aeration branch pipe through the flange, the aeration branch pipe is turned into the main reactor through the top entry type, the number of the aeration branch pipe is the same as the number of the reaction compartment, and the aeration branch pipe is turned into the main reactor through the top entry type. The disk is connected to the aeration branch pipe in the shape of "I", and the aeration disk is a rubber microporous aerator.

As a further scheme of the present utility model: the sludge discharge system extends from the bottom of the main reactor through a rigid casing, and the part deep into the main reactor is a perforated stainless steel pipe, and the outer part is a complete stainless steel pipe.

As a further solution of the present invention: the frame of the high-efficiency packing module is made of stainless steel or carbon steel, and is fixed on the pool wall or the reaction chamber partition by expansion bolts or welding, and the inside of the high-efficiency packing module is a suspension ball packing connected by ropes. , The suspension ball packing is filled with polyurethane sponge packing, the distance from the high-efficiency packing module to the bottom of the main reactor is more than 1.5 meters, and the liquid level to the main reactor is more than 1.0 meters.

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

①Using multi-compartment, up and down reciprocating baffle flow mode, to give full play to the role of the entire tank capacity, and different flow modes of upward flow and downward flow to enhance the mud-water mixing and contact performance.

②Increase the intermittent aeration system, and arrange the aeration plates at intervals of one format, which can maintain the entire tank body in a state of micro-anoxia, and give full play to the hydrolysis and acidification of facultative bacteria.

③ By increasing the high-efficiency packing module, the sludge volume in the pool can be reduced to reduce sludge loss.

④The perforated plate is used to distribute water to avoid the problem of blockage of the water distributor.

Description of drawings

Figure 1 is a schematic plan view of a micro-anoxic baffled hydrolysis acidification.

Figure 2 is a schematic diagram of a micro-anoxic baffled hydrolysis acidification cross-section.

In the figure: 1-Main reactor, 2-Reaction compartment, 3-Inlet weir, 4-Overflow weir, 5-Reaction chamber partition, 6-Trapezoidal sludge collection tank, 7-Water inlet pipe, 8-Aeration Main pipe, 9-aeration branch pipe, 10-aeration plate, 11-sludge system, 12-high-efficiency packing module.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example; based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Please refer to FIGS. 1-2. In the embodiment of the present invention, a micro-anoxic baffled hydrolysis acidification reactor includes: a main reactor 1, a reaction compartment 2, a water inlet weir 3, an overflow weir 4, a reaction chamber partition Plate 5, trapezoidal sludge collection tank 6, water inlet pipe 7, aeration main pipe 8, aeration branch pipe 9, aeration plate 10, sludge discharge system 11, high-efficiency packing module 12; it is characterized in that: the micro-anoxia described Baffled Hydrolysis Acidification Reactor The main reactor 1 is a box-type structure composed of cement or steel. The main reactor is connected with the water inlet pipe 7, the aeration branch pipe 9, and the sludge discharge system 11. The chamber partition 5 , the trapezoidal sludge collection tank 6 , the aeration pan 10 , and the high-efficiency packing module 12 are installed inside the main reactor 1 .

The main reactor 1 is divided into a plurality of reaction compartments 2 by the reaction chamber partitions 5 in the horizontal and vertical directions, and each reaction compartment 2 has the same size, and the reaction partitions 5 between the reaction compartments 2 are the top or There is a flow passage at the bottom, an aeration plate 10 and a trapezoidal sludge collection tank 6 are arranged at the bottom of the reaction compartment 2 at intervals, and the reaction chamber partition 5 and the trapezoidal sludge collection tank 6 are connected with a sludge discharge system 11. A high-efficiency packing module 12 is installed in the upper part of the chamber 2 .

The water inlet pipe 7 is made of stainless steel and extends into the water inlet weir 3 through a top-entry type.

The water inlet weir 3 is made of stainless steel and is fixed to the inner wall of the first reaction compartment 2 of the main reactor 1 by means of expansion bolts or welding. There are circular water distribution holes evenly within the range.

The overflow weir 4 is made of stainless steel and is fixed on the inner wall of the last reaction compartment 2 of the main reactor 1 by means of expansion bolts or welding. There are round outlet holes.

The trapezoidal sludge collecting tank 6 is poured with concrete, and the gradient of the trapezoidal sludge collecting tank 6 is 15°~25°.

The aeration main pipe 8 is connected to the aeration branch pipe 9 through the flange, and the aeration branch pipe 9 is turned into the main reactor 1 through the top entry type. It is connected to the aeration branch pipe 9 in the shape of "I", and the aeration plate 10 is a rubber microporous aerator.

The sludge discharge system 11 protrudes from the bottom of the main reactor 1 through a rigid casing, and the part deep into the main reactor 1 is a perforated stainless steel pipe, and the outer part is a complete stainless steel pipe.

The frame of the high-efficiency packing module 12 is made of stainless steel or carbon steel, and is fixed on the pool wall or the reaction chamber partition 5 by expansion bolts or welding. With polyurethane sponge filler, the distance from the high-efficiency filler module 12 to the bottom of the main reactor 1 is more than 1.5 meters, and the liquid level to the main reactor 1 is more than 1.0 m.

The working principle of the utility model is as follows: when in use, the sewage enters the water inlet weir through the water inlet pipe, and the reaction compartments are arranged in sequence through the up and down reciprocating flow mode. A high-efficiency packing module is installed on the upper part, a perforated mud discharge pipe is arranged at the bottom of each compartment, and an overflow weir is installed on the upper part of the last compartment, and the hydrolyzed and acidified wastewater enters the subsequent treatment unit through the overflow weir.

For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention; therefore , no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, the scope of the present invention is defined by the appended claims rather than the above description, so it is intended that the scope of the present invention will fall within the scope of the claims All changes that come within the meaning and scope of equivalents of , are embraced within this disclosure; any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (9)

1. A micro anoxic baffled hydrolytic acidification reactor, comprising: the device comprises a main body reactor (1), a reaction compartment (2), a water inlet weir (3), an overflow weir (4), a reaction chamber partition plate (5), a trapezoidal sludge collecting tank (6), a water inlet pipe (7), an aeration main pipe (8), aeration branch pipes (9), an aeration disc (10), a sludge discharge system (11) and a high-efficiency filler module (12); the method is characterized in that: a little oxygen deficiency baffling hydrolytic acidification reactor main part reactor (1) be the box structure that cement or steel constitute, main part reactor is connected with inlet tube (7), aeration branch pipe (9), mud discharging system (11), intake weir (3), overflow weir (4), reacting chamber baffle (5), trapezoidal sludge collecting vat (6), aeration dish (10), high-efficient filler module (12) are installed inside main part reactor (1).

2. The micro anoxic baffled hydrolytic acidification reactor according to claim 1, wherein: the main part reactor (1) is cut apart into a plurality of reaction compartments (2) by reaction chamber baffle (5) of horizontal and longitudinal direction, the size homogeneous phase of every reaction compartment (2), reaction chamber baffle (5) between reaction compartment (2) are opened for top or bottom has the pore of overflowing, reaction compartment (2) bottom interval arrangement has aeration dish (10) and trapezoidal sludge collecting tank (6), reaction chamber baffle (5) and trapezoidal sludge collecting tank (6) handing-over out and have been arranged and have arranged mud discharging system (11), high-efficient filler module (12) are installed to upper portion in reaction compartment (2).

3. The micro anoxic baffled hydrolytic acidification reactor according to claim 1, wherein: the water inlet pipe (7) is made of stainless steel and extends into the water inlet weir (3) in a jacking mode.

4. The micro anoxic baffled hydrolytic acidification reactor according to claim 1, wherein: the water inlet weir (3) is made of stainless steel and is fixed on the inner wall of the first reaction compartment (2) of the main body reactor (1) in an expansion bolt or welding mode, the water inlet weir (3) extends into the bottom of the reaction compartment (2), and circular water distribution holes are uniformly formed in the bottom of the water inlet weir (3) within one meter.

5. The micro anoxic baffled hydrolytic acidification reactor according to claim 1, wherein: the overflow weir (4) is made of stainless steel materials and is fixed on the inner wall of the last reaction compartment (2) of the main reactor (1) in an expansion bolt or welding mode, the overflow weir (4) extends into the middle of the reaction compartment (2), and circular water outlet holes are uniformly formed in the top of the overflow weir (4) within one meter.

6. The micro anoxic baffled hydrolytic acidification reactor according to claim 1, wherein: concrete is poured into the trapezoidal sludge collecting tank (6), and the gradient of the trapezoidal sludge collecting tank (6) is 15-25 degrees.

7. The micro anoxic baffled hydrolytic acidification reactor according to claim 1, wherein: the aeration main pipe (8) is connected with the aeration branch pipes (9) in the opposite direction through flanges, the aeration branch pipes (9) are turned into the main reactor (1) through a top-in type, the number of the aeration branch pipes (9) is the same as that of the rows of the reaction compartments (2), the aeration discs (10) are distributed and connected on the aeration branch pipes (9) in an I shape, and the aeration discs (10) are rubber microporous aerators.

8. The micro anoxic baffled hydrolytic acidification reactor according to claim 1, wherein: mud discharging system (11) stretches into from main part reactor (1) bottom through the rigidity sleeve pipe, and it is the nonrust steel pipe of perforation to go deep into main part reactor (1) part, outside complete nonrust steel pipe, and the mud discharging pipe way adopts the flangeless mode of connection, reduces the running, the falling, the water clock phenomenon of medium.

9. The micro anoxic baffled hydrolytic acidification reactor according to claim 1, wherein: the frame of the high-efficiency packing module (12) is made of stainless steel or carbon steel and is fixed on the tank wall or the reaction chamber partition plate (5) through expansion bolts or welding, the inside of the high-efficiency packing module is filled with suspension ball packing connected in series through ropes, polyurethane sponge packing is filled in the suspension ball packing, the distance from the high-efficiency packing module (12) to the bottom of the main body reactor (1) is greater than 1.5 meters, and the distance from the high-efficiency packing module (12) to the liquid level of the main body reactor (1) is greater than 1.0 m.

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