CN211595177U

CN211595177U - Inverted cone up-flow anaerobic sludge reaction device

Info

Publication number: CN211595177U
Application number: CN201922500209.5U
Authority: CN
Inventors: 张博波
Original assignee: Zhongshan Zhongbo Environmental Engineering Co ltd
Current assignee: Zhongshan Zhongbo Environmental Engineering Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-29
Anticipated expiration: 2029-12-31

Abstract

The utility model belongs to the technical field of upflow anaerobic sludge reactor, especially, relate to back taper upflow anaerobic sludge reactor. Including the reaction tank, the three-phase separator is including the back taper passageway that communicates with the reaction tank inside and through the inlayer that back taper passageway and reaction tank inside separate, and form the back taper passageway, it is bilayer structure's three-phase separator through the vertical tangent plane, the bubble leads along the surface when passing through the back taper face, and sewage enters into the back taper passageway from the top water inlet, thereby prevent effectively that the bubble from flowing into the back taper passageway, disturb solid-liquid separation, and the back taper passageway forms the effect of drip chamber, the mud discharging mouth of its lower extreme discharges mud to the reaction tank in, make mud backward flow and rivers rise mutually noninterfere, the mud backward flow is unobstructed, the mud-water separation effect is better.

Description

Inverted cone up-flow anaerobic sludge reaction device

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of upflow anaerobic sludge reactor, especially, relate to back taper upflow anaerobic sludge reactor.

[ background of the invention ]

The upflow anaerobic sludge reactor consists of a sludge reaction zone, a gas-liquid-solid three-phase separator (including a settling zone) and a gas chamber. A large amount of anaerobic sludge is reserved in the bottom reaction zone, and sludge with good settling property and coagulation property forms a sludge layer at the lower part. The sewage to be treated flows into the anaerobic sludge bed from the bottom of the anaerobic sludge bed to be mixed and contacted with the sludge in the sludge bed, and the microorganisms in the sludge decompose the organic matters in the sewage and convert the organic matters into methane. The biogas is continuously discharged in the form of micro bubbles, the micro bubbles are continuously combined in the ascending process to gradually form larger bubbles, sludge with thinner sludge concentration is formed at the upper part of a sludge bed due to the stirring of the biogas and rises together with water to enter a three-phase separator, when the biogas touches a reflecting plate at the lower part of the separator, the biogas is folded around the reflecting plate, then the biogas passes through a water layer to enter a gas chamber and is concentrated in the gas chamber and is guided out by a guide pipe, a solid-liquid mixed liquid enters a settling zone of the three-phase separator through reflection, the sludge in the sewage is flocculated, particles are gradually increased, and the sludge is settled under the action of gravity. The sludge deposited on the inclined wall slides back to the anaerobic reaction zone along the inclined wall, so that a large amount of sludge is accumulated in the reaction zone, treated effluent water separated from the sludge overflows from the upper part of an overflow weir of the deposition zone, and then is discharged out of a sludge bed.

However, in the existing three-phase separator structure, generated bubbles easily enter a settling chamber to interfere solid-liquid separation, so that the purification effect is reduced.

[ summary of the invention ]

For solving the problem of low sewage purification efficiency in the prior art, the utility model provides a back taper upflow anaerobic sludge reaction device.

The utility model discloses a realize through following technical scheme:

back taper upflow anaerobism sludge reaction unit, including the reaction tank, upper portion is equipped with the three-phase separator that the back taper set up in the reaction tank, the three-phase separator is for including the back taper passageway with the inside intercommunication of reaction tank and through the inlayer that back taper passageway and reaction tank internal separation, and forms the back taper passageway, back taper passageway bottommost is equipped with the row's mud mouth with the inside intercommunication of reaction tank and is located the drainage mouth of row's mud mouth top and inlayer intercommunication, be equipped with the water inlet on the back taper passageway both sides, just it is equipped with out the basin to lie in the inlayer top on the reaction tank.

The inverted cone upflow anaerobic sludge reactor has the advantage that the upper part of the reaction tank is provided with the inverted cone section with the cross section gradually widened from bottom to top.

According to the inverted cone up-flow anaerobic sludge reaction device, the lower part of the inverted cone channel is a conical part with the width gradually reduced from top to bottom at two sides, the two sides of the conical part are vertical parts extending upwards, and the water inlet is formed in the upper end of the vertical part.

In the inverted cone-shaped upflow anaerobic sludge reactor, the cone angle of the conical part is greater than or equal to 60 degrees.

According to the inverted cone-shaped upflow anaerobic sludge reaction device, the reaction tank is internally provided with the plurality of three-phase separators which are arranged at intervals.

According to the inverted cone-shaped upflow anaerobic sludge reaction device, the stirring mechanism is arranged below the three-phase separator in the reaction tank.

According to the inverted cone-shaped upflow anaerobic sludge reaction device, the stirring mechanism comprises vertical stirrers positioned on two sides in the reaction tank and an ascending stirrer close to the center of the bottom in the reaction tank.

According to the inverted cone-shaped upflow anaerobic sludge reaction device, the vertical stirrer comprises a stirring blade and water spraying openings, wherein a water channel is arranged in the stirring blade, the water spraying openings are formed in two ends of the stirring blade, and the water spraying openings on the two ends face opposite directions.

According to the inverted cone-shaped upflow anaerobic sludge reaction device, the outside of the reaction tank is also provided with the aerobic tank.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model provides an upstream anaerobic sludge reaction device of back taper, it is bilayer structure's three-phase separator through the longitudinal section, the bubble is derived along the surface when passing through the back taper face, and sewage enters into the back taper passageway from the top water inlet, thereby prevent effectively that the bubble from flowing into the back taper passageway, disturb solid-liquid separation, the back taper passageway forms the effect of drip chamber in addition, the mud discharging port of its lower extreme discharges mud to the reaction tank in, make mud backward flow and rivers rise mutually noninterfere, the mud backward flow is unobstructed, the mud-water separation effect is better.

2. The utility model discloses back taper upflow anaerobism sludge reaction unit has increased rabbling mechanism, and the rivers that accelerate through rabbling mechanism in the reaction tank flow, make the material in sewage and the reaction tank fully contact at the stirring in-process moreover to improve the efficiency of water purification.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of the inverted cone upflow anaerobic sludge reactor of the present invention (the arrow direction in the figure is the flow direction);

fig. 2 is a schematic structural view of the stirring mechanism.

[ detailed description ] embodiments

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model discloses a realize through following technical scheme:

as shown in fig. 1 and 2, back taper upflow anaerobic sludge reaction device, including reaction tank 1, upper portion is equipped with three-phase separator 2 that the back taper set up in the reaction tank 1, three-phase separator 2 is for including the back taper passageway 201 with the inside intercommunication of reaction tank 1 and through back taper passageway 201 and the inside inlayer 202 that separates of reaction tank 1, and forms back taper passageway 201, back taper passageway 201 bottommost is equipped with the mud drainage port 23 with the inside intercommunication of reaction tank 1 and is located the drainage port 22 of mud drainage port 23 top and inlayer 202 intercommunication, be equipped with water inlet 21 on the back taper passageway 201 both sides, just it is equipped with out basin 3 to lie in the inlayer 202 top on the reaction tank 1. The utility model provides an upstream anaerobic sludge reaction device of back taper, it is bilayer structure's three-phase separator through the longitudinal section, the bubble is derived along the surface when passing through the back taper face, and sewage enters into the back taper passageway from the top water inlet, thereby prevent effectively that the bubble from flowing into the back taper passageway, disturb solid-liquid separation, the back taper passageway forms the effect of drip chamber in addition, the mud discharging port of its lower extreme discharges mud to the reaction tank in, make mud backward flow and rivers rise mutually noninterfere, the mud backward flow is unobstructed, the mud-water separation effect is better. And the liquid in the inverted cone-shaped channel enters the upper inner layer through the filtering water gap 22 and finally enters the water outlet groove 3 from the inner layer so as to obtain filtered purified water.

Further, the upper portion of the reaction tank 1 has an inverted conical section 11 whose cross section gradually widens from bottom to top. Its three-phase separator structure of cooperation back taper for both sides can intake simultaneously, are favorable to mud backward flow and rivers to rise mutually noninterference, make mud backward flow more unobstructed, and the effect of separation is better.

Specifically, the lower portion of the inverted cone-shaped channel 201 is a conical portion with two sides gradually decreasing in width from top to bottom, two sides of the conical portion are vertical portions extending upwards, and the water inlet 21 is arranged at the upper end of the vertical portion. The conical part is equivalent to a settling chamber, and solid sediments gradually flow downwards along two side walls of the conical part until flowing back to the sludge discharge port to be discharged.

The taper angle of the tapered portion is 60 ° or more. Equivalently, the cross section area of the settling zone is increased, so that the ascending flow speed of water flow is reduced, sludge settling is facilitated, and the sludge-water separation efficiency is improved.

In the scheme, a plurality of three-phase separators 2 which are arranged at intervals are arranged in the reaction tank 1. Is beneficial to high-efficiency water purification.

In addition, a stirring mechanism is arranged below the three-phase separator 2 in the reaction tank 1. The stirring mechanism is added, the water flow in the reaction tank is accelerated by the stirring mechanism, and the sewage is fully contacted with the substances in the reaction tank in the stirring process, so that the efficiency of water purification is improved.

Specifically, the stirring mechanism includes vertical stirrers 31 located on both sides in the reaction tank 1 and an ascending stirrer 32 located near the center of the bottom in the reaction tank 1. The vertical stirrers 31 at the two sides rotate downwards, so that the returned sludge is driven to move downwards and move towards the center, and in addition, the lifting stirrer 32 at the center is utilized to provide lifting force, so that the sludge returns to the three-phase separator for separation after reacting in the reaction tank.

More specifically, the vertical stirrer 31 includes a stirring blade 311 having a water channel therein, and water spraying ports 312 provided at both ends of the stirring blade 311, and the water spraying ports 312 at both ends face in opposite directions. When the water jet 312 is directed in the opposite direction, the stirring blades 311 rotate by the power generated by the water jet directions on both sides when the backflow is introduced. In the present embodiment, the ascending stirrer 32 has the same structure as the vertical stirrer 31, and is only horizontally arranged. And can realize the water spray through the external water pipe of vertical agitator 31 and rotate, also can with the water pipe tieback to the reaction tank in, provide power through the pump and realize circulation rivers.

Still further, the outside of reaction tank 1 still is equipped with aerobic tank 4. The outside aerobic tank is used for primary sewage decomposition, and then the sewage flows into the anaerobic environment in the reaction tank, so that the purification efficiency is improved.

The utility model provides an upstream anaerobic sludge reaction device of back taper, it is bilayer structure's three-phase separator through the longitudinal section, the bubble is derived along the surface when passing through the back taper face, and sewage enters into the back taper passageway from the top water inlet, thereby prevent effectively that the bubble from flowing into the back taper passageway, disturb solid-liquid separation, the back taper passageway forms the effect of drip chamber in addition, the mud discharging port of its lower extreme discharges mud to the reaction tank in, make mud backward flow and rivers rise mutually noninterfere, the mud backward flow is unobstructed, the mud-water separation effect is better.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not to be construed as limiting the invention to the precise embodiments disclosed herein. All with the utility model discloses a method, structure etc. are similar, the same, or to the utility model discloses make a plurality of technological deductions under the design prerequisite, or the replacement should all regard as the utility model discloses a protection scope.

Claims

1. Back taper upflow anaerobic sludge reaction device, its characterized in that, including reaction tank (1), upper portion is equipped with three-phase separator (2) that the back taper set up in reaction tank (1), three-phase separator (2) are including back taper passageway (201) with reaction tank (1) inside intercommunication and through back taper passageway (201) and reaction tank (1) inside inlayer (202) that separate, and form back taper passageway (201), back taper passageway (201) bottommost is equipped with row mud mouth (23) with reaction tank (1) inside intercommunication and is located row mud mouth (23) top and the mouth of straining (22) of inlayer (202) intercommunication, be equipped with water inlet (21) on back taper passageway (201) both sides, just it is equipped with basin (3) to lie in inlayer (202) top on reaction tank (1).

2. The inverted cone upflow anaerobic sludge reactor as claimed in claim 1, wherein the upper part of the reaction tank (1) has an inverted cone section (11) whose cross section gradually widens from bottom to top.

3. The inverted cone upflow anaerobic sludge reactor as claimed in claim 1, wherein the lower part of the inverted cone channel (201) is a conical part with width gradually decreasing from top to bottom on both sides, and the two sides of the conical part are vertical parts extending upwards, the water inlet (21) is arranged at the upper end of the vertical part.

4. The inverted cone upflow anaerobic sludge reactor according to claim 3, wherein the cone angle of the tapered portion is 60 ° or more.

5. The inverted cone upflow anaerobic sludge reactor as claimed in claim 4, wherein a plurality of three-phase separators (2) are arranged in the reaction tank (1) at intervals.

6. The inverted-cone upflow anaerobic sludge reactor as claimed in claim 1, wherein a stirring mechanism is arranged below the three-phase separator (2) in the reaction tank (1).

7. The inverted cone upflow anaerobic sludge reactor according to claim 6, wherein the stirring mechanism comprises vertical stirrers (31) located on both sides in the reaction tank (1) and an ascending stirrer (32) near the center of the bottom in the reaction tank (1).

8. The inverted cone upflow anaerobic sludge reactor as claimed in claim 7, wherein the vertical agitator (31) comprises an agitating blade (311) having a water channel therein and water jet ports (312) provided at both ends of the agitating blade (311), and the water jet ports (312) at both ends are oppositely directed.

9. The inverted cone upflow anaerobic sludge reactor as claimed in claim 1, wherein the outside of the reaction tank (1) is further provided with an aerobic tank (4).