CN213537417U

CN213537417U - Anaerobic reactor

Info

Publication number: CN213537417U
Application number: CN202022260948.4U
Authority: CN
Inventors: 郭占起; 侯秋平
Original assignee: Henan Xingchen Environmental Protetion Technology Co ltd
Current assignee: Henan Xingchen Environmental Protetion Technology Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-06-25
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses an anaerobic reactor, which comprises a reactor tank body, a three-phase separator arranged above the inner part of the reactor tank body, a cyclone water distributor arranged below the inner part of the reactor tank body and a gas-liquid separation tank arranged at the top of the reactor tank body; the gas-liquid separation tank is connected with the three-phase separator through a pipeline, and a water outlet pipe is arranged on the side surface of the reactor tank body; the cyclone water distributor comprises a water inlet pipe arranged in the center of the bottom of the reactor tank body, a connecting piece in rotary connection with the upper end of the water inlet pipe and a water distribution box fixed at the top of the connecting piece, the connecting piece can rotate around the central axis of the water inlet pipe, and the water inlet pipe is communicated with the inside of the water distribution box; the side surface of the water distribution box is provided with a plurality of water distribution pipes which are communicated with the inside of the water distribution box, and one end of each water distribution pipe, which is far away from the water distribution box, is provided with an elbow. The utility model discloses can make the even subsection of intaking in whole reactor jar body and with the internal bacterial homogeneous mixing of reactor jar, improve equipment's treatment effeciency improves the treatment effect.

Description

Anaerobic reactor

Technical Field

The utility model relates to a sewage anaerobic treatment technical field, concretely relates to anaerobic reactor.

Background

The anaerobic reactor is a common device for treating wastewater, after the wastewater enters the anaerobic reactor, the anaerobic reactor utilizes internal activated sludge to treat COD in the wastewater and convert the COD into biogas, and then clear water and the biogas are discharged from the upper part of the anaerobic digestion tank. The reasonable design of the water distribution system is crucial to an anaerobic reactor with good operation, the reasonable water distribution system can promote the anaerobic sludge to be fully contacted with the organic wastewater to be treated, the activity of the anaerobic sludge in the anaerobic reactor is utilized to the maximum extent, and meanwhile, the water distribution system can prevent the feed liquor from forming channeling and dead angles through a sludge bed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an anaerobic reactor for solving prior art's is not enough, provides an anaerobic reactor, its subsection that can make the water intaking even in whole reactor jar body and with the internal bacterial homogeneous mixing of reactor jar, improve equipment's treatment effeciency improves the treatment effect of equipment.

In order to achieve the above purpose, the utility model provides a following technical scheme:

an anaerobic reactor comprises a reactor tank body, a three-phase separator arranged above the interior of the reactor tank body, a cyclone water distributor arranged below the interior of the reactor tank body and a gas-liquid separation tank arranged at the top of the reactor tank body; the gas-liquid separation tank is connected with the three-phase separator through a pipeline, and a water outlet pipe is arranged on the side surface of the reactor tank body; the cyclone water distributor comprises a water inlet pipe arranged in the center of the bottom of the reactor tank body, a connecting piece rotatably connected with the upper end of the water inlet pipe and a water distribution box fixed at the top of the connecting piece, the connecting piece can rotate around the central axis of the water inlet pipe, and the water inlet pipe is communicated with the inside of the water distribution box; the side of the water distribution box is provided with a plurality of water distribution pipes, the water distribution pipes are communicated with the inside of the water distribution box, and one ends of the water distribution pipes, which are far away from the water distribution box, are provided with elbows.

Furthermore, a convex ring surrounding the outer wall of the water inlet pipe by a circle is arranged on the water inlet pipe; a first through hole and a second through hole are formed in the middle of the connecting piece, the first through hole is sleeved on the outer side of the convex ring, the first through hole is in clearance fit with the convex ring, and the second through hole is in clearance fit with the water inlet pipe; an annular groove is formed in the first through hole, a clamp spring is arranged in the annular groove, and the clamp spring is clamped below the convex ring.

Furthermore, at least one sealing groove is formed in the second through hole, and a sealing rubber ring is arranged in the sealing groove.

Furthermore, a floating box is arranged above the water distribution box and consists of a bottom plate and a top plate, the edge of the bottom plate is seamlessly connected with the edge of the top plate, and the middle of the top plate is bulged towards one side far away from the bottom plate.

Furthermore, a liquid injection hole is formed in the top plate and is plugged through a plug.

Furthermore, the lower end of the water distribution box is at least provided with two lateral flow pipes, and the lower ends of the lateral flow pipes are bent towards one side far away from the water inlet pipe.

Furthermore, the bottom of the side surface of the reactor tank body is provided with an access hole.

Furthermore, the number of the water distribution pipes is four, and an included angle between every two adjacent water distribution pipes is 90 degrees.

Compared with the prior art, the utility model discloses can make the even subsection of intaking in whole reactor tank body, the internal bacterial of reactor tank is difficult for deposiing moreover, gets into the internal sewage of reactor tank through the elbow and can with the internal bacterial homogeneous mixing of reactor tank, has reduced the dead angle that reactor tank body bottom exists moreover, has improved the treatment effeciency of equipment and has still improved the treatment effect of equipment.

Drawings

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

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a sectional view of the vortex water distributor of the present invention;

FIG. 4 is an enlarged partial view taken at I in FIG. 3;

fig. 5 is a half sectional view of the connector of the present invention.

The reference numerals are explained below:

in the figure: 1. a reactor tank; 2. a three-phase separator; 3. a water outlet pipe; 4. a gas-liquid separation tank; 5. an access hole; 6. a rotational flow water distributor; 7. a main water inlet pipe; 8. a water inlet pipe; 801. a convex ring; 9. a connecting member; 901. a first through hole; 902. a second through hole; 903. a ring groove; 904. a flange plate; 10. a water distribution box; 11. a lateral flow tube; 12. a water distribution pipe; 1201. bending the pipe; 13. a buoyancy tank; 1301. a top plate; 1302. a base plate; 14. a plug; 15. a clamp spring; 16. a liquid injection hole; 17. and sealing the rubber ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides an anaerobic reactor, which comprises a reactor tank body 1, a three-phase separator 2 arranged above the inside of the reactor tank body 1, a cyclone water distributor 6 arranged below the inside of the reactor tank body 1, and a gas-liquid separation tank 4 arranged at the top of the reactor tank body 1; the gas inlet of the gas-liquid separation tank 4 is connected with the gas outlet of the three-phase separator 2 through a pipeline, and the side surface of the reactor tank body 1 is provided with a water outlet pipe 3; the cyclone water distributor 6 comprises a water inlet pipe 8 arranged at the center of the bottom of the reactor tank 1, a connecting piece 9 rotatably connected with the upper end of the water inlet pipe 8 and a water distribution box 10 fixed at the top of the connecting piece 9, wherein the connecting piece 9 can rotate around the central axis of the water inlet pipe 8, and the water inlet pipe 8 is communicated with the inside of the water distribution box 10; the side surface of the water distribution box 10 is provided with a plurality of water distribution pipes 12, the water distribution pipes 12 are communicated with the inside of the water distribution box 10, and one ends of the water distribution pipes 12 far away from the water distribution box 10 are provided with elbows 1201. When the anaerobic reactor is used, the lower end of the water inlet pipe 8 is connected with the water inlet main pipe 7, sewage sequentially passes through the water inlet main pipe 7, the water inlet pipe 8, the water distribution box 10 and the water distribution pipe 12 and enters the reactor tank body 1, and the sewage flows out from the elbow 1201 at the tail end of the water distribution pipe 12 at a high speed, so that the sewage at the bottom of the reactor tank body 1 flows, the sewage is distributed into the reactor tank body 1 uniformly, strains in the reactor tank body 1 are not easy to precipitate, and the treatment effect of the anaerobic reactor is improved. When the sewage flows out from the elbows 1201 at a high speed, the elbows 1201 are simultaneously subjected to reaction force, so that the cyclone water distributor 6 rotates around the water inlet pipe 8 at a low speed, and the rotating direction of the cyclone water distributor 6 is opposite to the flowing direction of the sewage.

In order to realize the rotatable connection between the connecting member 9 and the water inlet pipe 8, in the present invention, the water inlet pipe 8 is provided with a convex ring 801 surrounding the outer wall of the water inlet pipe 8 for a circle, the middle of the connecting member 9 is provided with a first through hole 901 and a second through hole 902, the first through hole 901 is sleeved on the outer side of the convex ring 801, the first through hole 901 is in clearance fit with the convex ring 801, and the second through hole 902 is in clearance fit with the water inlet pipe 8; an annular groove 903 is formed in the first through hole 901, a clamp spring 15 is arranged in the annular groove 903, and the clamp spring 15 is clamped below the convex ring 801. The upper end of the connecting piece 9 is provided with a flange plate 904, the flange plate 904 is provided with a plurality of through holes for bolts to pass through, and the flange plate 904 is fixed with the bottom of the water distribution box 10 through the bolts, so that the connecting piece 9 and the water distribution box 10 are fixed. In order to realize the sealing between the connecting member 9 and the water inlet pipe 8 and prevent the sewage from flowing out from the gap between the connecting member 9 and the water inlet pipe 8, at least one sealing groove is arranged in the second through hole 902, and a sealing rubber ring 17 is arranged in the sealing groove.

The utility model discloses in, the top of knockout drum 10 is provided with flotation tank 13, flotation tank 13 comprises bottom plate 1302 and roof 1301, the edge of bottom plate 1302 and the edge seamless connection of roof 1301, the middle part of roof 1301 is to the one side uplift of keeping away from bottom plate 1302, makes flotation tank 13's inside vacuole formation. The buoyancy tank 13 will be flooded with sewage when the apparatus is in operation and the buoyancy to which the buoyancy tank 13 is subjected is greater than its own weight, thereby reducing the pressure exerted by the connection 9 on the collar 801 and thus reducing the wear between the connection 9 and the upper end face of the collar 801 during rotation. The top plate 1301 is provided with a liquid injection hole 16, and the liquid injection hole 16 is blocked by a plug 14. Tap water (or other liquid) can be injected into the floating box 13 after the plug 14 is removed, and the integral gravity of the cyclone water distributor 6 can be adjusted by controlling the amount of the injected tap water, so that the buoyancy force borne by the cyclone water distributor 6 is equal to or close to the gravity of the cyclone water distributor 6, the abrasion between the connecting piece 9 and the water inlet pipe 8 is reduced, and the service life is prolonged. The lower end of the water diversion box 10 is at least provided with two lateral flow pipes 11, the lower ends of the lateral flow pipes 11 are bent towards one side far away from the water inlet pipe 8, and partial sewage in the water inlet pipe 8 flows out of the lateral flow pipes 11. When the device is in operation, the rotational flow water distributor 6 rotates at a lower speed, the lateral flow pipe 11 fixed on the rotational flow water distributor 6 also rotates around the water inlet pipe 8, the sewage flowing out of the lateral flow pipe 11 impacts the activated sludge at the bottom of the reactor tank 1, all the activated sludge deposited on the bottom surface of the reactor tank 1 can be stirred, and a dead angle area does not exist at the bottom of the reactor tank 1, so that the newly injected sewage can be fully contacted with the activated sludge in the reactor tank 1, the treatment efficiency of the anaerobic reactor is further improved, and the treatment effect of the device is improved.

The utility model discloses in, the side bottom of the reactor jar body 1 is provided with access hole 5, and the staff can get into the reactor jar body 1 inside through access hole 5, the installation and the maintenance of the equipment of being convenient for. In specific implementation, the number of the water distribution pipes 12 may be four, and an included angle between two adjacent water distribution pipes 12 is 90 degrees.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An anaerobic reactor comprises a reactor tank body, a three-phase separator arranged above the interior of the reactor tank body, a cyclone water distributor arranged below the interior of the reactor tank body and a gas-liquid separation tank arranged at the top of the reactor tank body; the cyclone water distributor comprises a water inlet pipe arranged at the center of the bottom of the reactor tank, a connecting piece rotationally connected with the upper end of the water inlet pipe and a water distribution box fixed at the top of the connecting piece, wherein the connecting piece can rotate around the central axis of the water inlet pipe, and the water inlet pipe is communicated with the inside of the water distribution box; the side of the water distribution box is provided with a plurality of water distribution pipes, the water distribution pipes are communicated with the inside of the water distribution box, and one ends of the water distribution pipes, which are far away from the water distribution box, are provided with elbows.

2. An anaerobic reactor according to claim 1, characterized in that: a convex ring surrounding the outer wall of the water inlet pipe by one circle is arranged on the water inlet pipe; a first through hole and a second through hole are formed in the middle of the connecting piece, the first through hole is sleeved on the outer side of the convex ring, the first through hole is in clearance fit with the convex ring, and the second through hole is in clearance fit with the water inlet pipe; an annular groove is formed in the first through hole, a clamp spring is arranged in the annular groove, and the clamp spring is clamped below the convex ring.

3. An anaerobic reactor according to claim 2, characterized in that: at least one sealing groove is formed in the second through hole, and a sealing rubber ring is arranged in the sealing groove.

4. An anaerobic reactor according to claim 1, characterized in that: the top of distributive box is provided with the flotation tank, the flotation tank comprises bottom plate and roof, the edge of bottom plate and the edge seamless connection of roof, the middle part of roof is to keeping away from the one side uplift of bottom plate.

5. An anaerobic reactor according to claim 4, characterized in that: a liquid injection hole is formed in the top plate and is plugged through a plug.

6. An anaerobic reactor according to claim 4, characterized in that: the lower extreme of distributive box sets up two lateral flow pipes at least, the lower extreme of lateral flow pipe is to keeping away from the one side bending of inlet tube.

7. An anaerobic reactor according to any one of claims 1 to 6, characterized in that: and an access hole is formed in the bottom of the side surface of the reactor tank body.

8. An anaerobic reactor according to claim 7, characterized in that: the number of the water distribution pipes is four, and an included angle between every two adjacent water distribution pipes is 90 degrees.