CN217555893U

CN217555893U - Novel multi-point water inlet upflow hydrolysis acidification pool

Info

Publication number: CN217555893U
Application number: CN202221634204.7U
Authority: CN
Inventors: 郭强; 郭会真; 高晓宏; 王忠敏
Original assignee: Huatian Engineering and Technology Corp MCC
Current assignee: Huatian Engineering and Technology Corp MCC
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-10-11
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a novel multipoint water inlet upflow type hydrolysis acidification pool. The device comprises a hydrolysis acidification tank body, wherein a water inlet channel is arranged on one side of the upper part of the tank body along the side wall of the tank body, and a plurality of water distribution channels are arranged on the tank body on one side of the water inlet channel close to the tank body at intervals in parallel to the water inlet channel; a water inlet channel is arranged between each water distribution channel and the water inlet channel; 4-6 water distribution branch pipes are arranged at the bottom of each water distribution channel, the water distribution branch pipes are vertically and uniformly distributed at the bottom of the pool body downwards, and outlets of the water distribution branch pipes face downwards. The utility model provides an upflow hydrolysis acidification tank design structure, which does not need the backflow of precipitated sludge. The pool type structure is simple, the water distribution and the sludge sedimentation are arranged at intervals, so that the mixed flow required by the biochemical reaction is coordinated with the water flow required by the mud-water separation, and the biochemical reaction and the sludge sedimentation can be well exerted.

Description

Novel multi-point water inlet upflow hydrolysis acidification pool

Technical Field

The utility model belongs to the technical field of sewage treatment uses, concretely relates to novel multiple spot is intake and is risen STREAMING hydrolysis-acidification pool.

Background

In the sewage treatment, the hydrolysis acidification pool mainly has the functions of hydrolyzing insoluble organic matters into soluble organic matters and decomposing macromolecular substances into micromolecular substances by utilizing the reaction of hydrolysis and acid-producing bacteria, so that the biodegradability of the wastewater is improved, and the sewage is more suitable for subsequent aerobic treatment. The types of the current hydrolysis acidification tank mainly comprise a complete mixing type hydrolysis acidification tank, an up-flow type hydrolysis acidification tank, a composite hydrolysis acidification tank and an anaerobic reactor type reaction tank for realizing hydrolysis acidification, such as an anaerobic baffle reaction tank and the like.

The completely mixed hydrolysis acidification tank needs to be provided with a sedimentation tank behind the acidification tank, and the sludge concentration in the tank is maintained through the backflow of the precipitated sludge, so that the occupied area, the construction cost and the operating cost are increased; the upflow hydrolysis acidification tank forms an upflow hydraulic form through a water distribution device at the bottom of the tank, thereby controlling the ascending flow velocity to ensure the stability of a suspended sludge layer, achieving the treatment purpose through the physical interception and biodegradation double-layer effects of the suspended sludge layer, simultaneously performing hydrolysis acidification reaction and sludge-water precipitation separation in the same tank body, completing hydrolysis reaction and sludge precipitation separation when sewage ascends in the tank, and needing no additional sedimentation tank, thereby saving land.

The reasonable design of the water distribution device is very important for the good operation of the upflow hydrolysis acidification tank, and is related to water distribution, hydraulic stirring and the stability of a suspended sludge layer. At present, a plurality of water distribution forms exist in the market, but the following problems exist mostly: (1) One-pipe porous water distribution is easy to block due to small openings, and can cause uneven water distribution; (2) The branch water distribution needs to adopt large resistance water distribution, and the head loss is large; (3) When one-pipe one-hole type water distributor is adopted for water distribution, in order to deliberately pursue uniform water distribution, the service area of a single water distributor is limited, more water distributors are required to be arranged, the diameter of the water distribution pipe is small, the pipeline is easy to block, the observation and the clear maintenance are difficult after the blockage, meanwhile, the structure of the pool type is complex, and the investment of the civil engineering of the equipment is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, provide a novel multiple spot is intake and is risen STREAMING hydrolysis acidification pool, this pond type need not set up the sedimentation tank alone, pond type simple structure, water distribution and sludge precipitation interval arrangement, make the biochemical reaction require good mixed flow and require the static looks of rivers to coordinate with mud-water separation, simultaneously through the optimal design of water distributor quantity, coordinate water distribution pipe diameter and velocity of flow, the great difficult jam of pipe diameter.

In order to achieve the purpose, the utility model discloses a multi-point water inlet up-flow hydrolysis-acidification pool, which comprises a hydrolysis-acidification pool body, wherein one side of the upper part of the pool body is provided with a water inlet channel along the side wall of the pool body, and a plurality of water distribution channels are arranged on the pool body at intervals in parallel with the water inlet channel on one side of the water inlet channel close to the pool body; a water inlet channel is arranged between each water distribution channel and the water inlet channel; 4-6 water distribution branch pipes are arranged at the bottom of each water distribution channel, the water distribution branch pipes are vertically and uniformly distributed at the bottom of the pool body downwards, and outlets of the water distribution branch pipes face downwards.

Furthermore, the inlet pipe of the inlet channel is arranged at the bottom of the inlet channel from bottom to top. Preferably, when the inlet channel is long, in order to ensure that the water level of the inlet channel is consistent along the length direction, the inlet pipe enters the inlet channel through a plurality of uniformly arranged water inlets.

Furthermore, a water inlet channel arranged between the water inlet channel and the water distribution channel is a water distribution weir.

Furthermore, overflow water collecting tanks are arranged on the upper portion of the tank body along the periphery of the tank body, and water outlet pipes are arranged at the tail ends of the overflow water collecting tanks.

Furthermore, a trapezoidal section partition wall is arranged between the water distribution branch pipe groups of two adjacent water distribution channels at the bottom of the pool body.

Furthermore, the horizontal inclination angle of the partition wall is 60 degrees, the height of the partition wall is 1.2-1.8m, and a communicating pipe is arranged at the bottom of the partition wall. Preferably, the diameter of the communicating pipe is not less than DN200, and the outer bottom of the communicating pipe is flush with the bottom of the pool.

Further, evenly set up row's mud branch pipe between two adjacent partition walls, row's mud branch pipe through arrange the mud main pipe be connected to the sludge pump outside the pond on, arrange and set up the mud valve on the mud main pipe.

Furthermore, the water outlets of the water distribution branch pipes are 200mm higher than the bottom of the pool.

Furthermore, the water distribution branch pipe is fixed on the wall or the bottom of the pool body by a bracket or a support.

Preferably, the pipe diameter of the water distribution branch pipe is not less than DN50, and the turning part is connected by an elbow of 45 degrees as much as possible.

Preferably, the effective depth of the tank body is about 6m.

The beneficial effects of the utility model embody:

(1) Provides a design configuration of the upflow hydrolysis acidification tank, and does not need the backflow of the precipitated sludge.

(2) The pool type structure is simple, and the water distribution and the sludge sedimentation are arranged at intervals, so that the mixed flow required by the biochemical reaction is well coordinated with the static water flow required by the mud-water separation, and the biochemical reaction and the sludge sedimentation can be well exerted.

(3) Through the design of pond type, adopt multitube multiple spot water distribution, the water distribution mode is simple, and the pipe diameter is great difficult for blockking up, the maintenance management of being convenient for.

(4) The utility model discloses an effect is stable, and convenient operation is maintained, has higher application prospect in the water treatment field.

Drawings

FIG. 1 is a schematic view of the upper plane layout of the embodiment of the multi-point water inlet upflow hydrolysis acidification tank of the utility model

FIG. 2 is a schematic view of the middle layer plane layout of the embodiment of the multi-point water inlet upflow hydrolysis acidification tank of the utility model

Figure 3 is the bottom layer plane layout schematic diagram of the embodiment of the novel multi-point water inlet upflow hydrolysis acidification tank

FIG. 4 is a schematic sectional view of example 1-1 of the upflow hydrolysis-acidification tank with multiple water inlets

FIG. 5 is a schematic sectional view of example 2-2 of the multi-point water inlet upflow hydrolysis-acidification tank of the utility model

FIG. 6 is a schematic sectional view of the embodiment 3-3 of the upflow hydrolysis-acidification tank of the utility model

The sewage treatment system comprises a pond body 1, a water inlet pipe 2, a water inlet channel 3, a water inlet distribution weir 4, a water distribution channel 5, a water distribution branch pipe 6, an overflow water collecting tank 7, a water outlet pipe 8, a trapezoidal section partition wall 9, a communicating pipe 10, a sludge discharge branch pipe 11, a sludge discharge main pipe 12, a sludge pump 13 and a sludge discharge valve 14.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a novel embodiment of multiple spot inflow upflow hydrolysis-acidification pool, as shown in fig. 1 ~ 6, include: the device comprises a water inlet pipe, a water inlet and distribution channel, a water distribution pipe, a water outlet channel, a water outlet pipe, a sludge discharge system and the like. Wherein, inlet tube 2 gets into the left inlet channel 3 in cell body 1 upper portion from bottom to top, and inlet channel 3 sets up many places at the interval near one side of cell body and distributes water weir 4, and the opposite side of water distribution weir 4 sets up and distributes the

ditch

5, and 4 ~ 6 water distribution branch pipes 6 are established to every 5 bottoms of water distribution ditch, and water distribution branch pipe 6 vertically evenly arranges in the bottom of cell body 1 downwards, and the export is down, exceeds the bottom of the pool 200mm, and water distribution branch pipe 6 adopts support or support to be fixed in 1 pool wall of cell body or bottom of the pool.

An overflow water collecting tank 7 is arranged at the upper part of the tank body 1 along the periphery of the tank body, and a water outlet pipe 8 is arranged at the tail end of the overflow water collecting tank 7.

Trapezoidal section partition walls 9 are arranged between the water distribution branch pipes 6 at the bottom of the tank body 1 and between the water distribution branch pipes 6 and the tank wall, the horizontal inclination angle of the partition walls is 60 degrees, the height of the partition walls is about 1.6m, and communicating pipes 10 are arranged at the bottoms of the partition walls 9.

Sludge discharge branch pipes 11 are uniformly arranged between the partition walls 9 and are connected to a sludge pump 13 outside the tank body 1 through sludge discharge main pipes 12, and each sludge discharge main pipe 12 is provided with a sludge discharge valve 14.

The utility model discloses the during operation, sewage gets into inlet channel 3 by the inlet tube, and through 4 evenly distributed to the water distribution canal 5 everywhere of the water distribution weir of intaking, the water distribution branch pipe 6 of 5 bottoms in rethread water distribution canal forms ascending rivers after getting into the bottom of the pool, and after physical damming and the biodegradation through the suspension sludge blanket, the play water loops through overflow water catch bowl 7 and outlet pipe 8 and discharges, and surplus sediment mud passes through

mud pipe

11, 12, and mud valve 14 and sludge pump 13 discharge.

It should be noted that the present invention has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art. Many other changes and modifications can be made without departing from the spirit and scope of the invention, which should be deemed to be within the scope of the invention.

In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

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. A novel multipoint water inlet up-flow hydrolysis-acidification pool comprises a hydrolysis-acidification pool body and is characterized in that a water inlet channel is arranged on one side of the upper portion of the pool body along the side wall of the pool body, and a plurality of water distribution channels are arranged on the pool body on one side of the water inlet channel close to the pool body at intervals and parallel to the water inlet channel; a water inlet channel is arranged between each water distribution channel and the water inlet channel; 4-6 water distribution branch pipes are arranged at the bottom of each water distribution channel, the water distribution branch pipes are vertically and uniformly arranged at the bottom of the pool body downwards, and outlets of the water distribution branch pipes face downwards.

2. The novel multi-point water inlet upflow hydrolysis acidification tank as claimed in claim 1, wherein the water inlet pipe of the water inlet channel is arranged at the bottom of the water inlet channel from bottom to top.

3. The novel multi-point water inlet upflow hydrolysis acidification tank as claimed in claim 1, wherein the water inlet channel disposed between the water inlet channel and the water distribution channel is a water distribution weir.

4. The novel multi-point water inlet upflow hydrolysis acidification tank as claimed in claim 1, wherein an overflow water collection tank is arranged at the upper part of the tank body along the periphery of the tank body, and a water outlet pipe is arranged at the tail end of the overflow water collection tank.

5. The novel multi-point water inlet upflow hydrolysis acidification tank as claimed in claim 1, wherein a partition wall with a trapezoidal section is arranged between the water distribution branch pipe groups of two adjacent water distribution channels at the bottom of the tank body.

6. The novel multi-point water inlet upflow hydrolysis acidification tank as claimed in claim 5, wherein the partition wall has a horizontal inclination angle of 60 degrees and a height of 1.2-1.8m, and the bottom of the partition wall is provided with a communicating pipe.

7. The novel multi-point water inlet upflow hydrolysis acidification tank as claimed in claim 5, wherein a sludge discharge branch pipe is uniformly arranged between two adjacent partition walls, the sludge discharge branch pipe is connected to a sludge pump outside the tank body through a sludge discharge main pipe, and a sludge discharge valve is arranged on the sludge discharge main pipe.