CN217377448U

CN217377448U - High-efficient circulation type anaerobism tower

Info

Publication number: CN217377448U
Application number: CN202123404346.2U
Authority: CN
Inventors: 杨宝林; 张志超; 李建波; 陈俊
Original assignee: Shanghai Conglin Environmental Protection Technology Co ltd; Shandong Huanwo Environmental Protection Technology Co ltd
Current assignee: Shanghai Conglin Environmental Protection Technology Co ltd; Shandong Huanwo Environmental Protection Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-09-06
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a high-efficient circulation type anaerobic tower, include: the device comprises a tower body, a tower body and a tower body, wherein the tower body comprises a cylindrical tower body and a conical tower body which are connected in a matched manner, a sludge layer is arranged in the conical tower body, and a sludge suspension layer is arranged at the bottom of the cylindrical tower body; the at least one flow pusher is arranged at the bottom of the cylindrical tower body through a triangular bracket, and the flow pushing direction of the flow pusher is inclined upwards; the reflux pump is arranged on the outer side of the tower body, the inlet of the reflux pump is connected to the middle lower part of the sludge layer, and the outlet of the reflux pump is connected to the middle part of the sludge suspension layer. Through the technical scheme of the utility model, utilize inside stirring and outside backward flow, ensured that mud has higher activity in the anaerobic tower for activated sludge distributes more evenly, has improved activated sludge settling property, has improved activated sludge shock resistance, has increased substantially the water biodegradability.

Description

High-efficient circulation type anaerobism tower

Technical Field

The utility model relates to a sewage treatment plant technical field particularly, relates to a high-efficient circulation type anaerobic tower.

Background

In the related art, the anaerobic tower is generally characterized in that a circulating pump is arranged outside a tower body, and a mud-water mixture at the lower part is sent to the top of the tower through the circulating pump, so that the mixing of the mud-water mixture in the tower is realized, and the following technical defects exist: the slurry distribution effect is poor, the fluidity is poor, and the wastewater treatment efficiency is low.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

Therefore, an object of the utility model is to provide a high-efficient circulation type anaerobic tower, through setting up impeller and backwash pump etc. utilize inside stirring and outside backward flow, and the interior mud of guarantee anaerobic tower has higher activity for activated sludge distributes more evenly, improves activated sludge settling property, improves activated sludge shock resistance, increases substantially the water biochemical nature.

In order to realize the above purpose, the technical scheme of the utility model a high-efficient circulation type anaerobic tower is provided, include: the device comprises a tower body, a tower body and a tower body, wherein the tower body comprises a cylindrical tower body and a conical tower body which are connected in a matched manner, a sludge layer is arranged in the conical tower body, and a sludge suspension layer is arranged at the bottom of the cylindrical tower body; the flow pushing device is arranged at the bottom of the cylindrical tower body through a triangular bracket, and the flow pushing direction of the flow pushing device is inclined upwards; the reflux pump is arranged on the outer side of the tower body, the inlet of the reflux pump is connected to the middle lower part of the sludge layer, and the outlet of the reflux pump is connected to the middle part of the sludge suspension layer.

Preferably, a flow impeller is arranged at the bottom of the cylindrical tower body close to the inner side wall, and the included angle between the flow-pushing direction of the flow impeller and the horizontal direction is 40-60 degrees.

Preferably, the included angle between the flow pushing direction of the flow pusher and the horizontal direction is 45 degrees.

Preferably, the bottom of the cylindrical tower body is provided with two flow pushers, the two flow pushers are arranged on the inner side wall of the cylindrical tower body through a triangular bracket, and the two flow pushers are positioned on the same diameter of the bottom surface of the cylindrical tower body.

Preferably, the sludge recirculation height is 1m-4 m.

The utility model provides a pair of high-efficient circulation type anaerobic tower has following beneficial technological effect:

(1) the utility model provides a pair of activated sludge distributes more evenly among high-efficient circulation type anaerobic tower, through inside stirring and outside backward flow dual measure, has ensured the activity of mud in the anaerobic tower, has improved activated sludge settlement performance and activated sludge shock resistance, has improved sewage treatment efficiency greatly, has increased substantially out water biodegradability.

(2) The utility model provides a pair of high-efficient circulation type anaerobic tower passes through the inside stirring of impeller and the outside backward flow of backwash pump for the muddy water in the anaerobic tower is abundant circulating flow, has improved COD degradation and nitrogen and phosphorus removal effect greatly.

(3) The utility model provides a pair of high-efficient circulation type anaerobic tower is upwards for the slope with the plug flow direction design of impeller, is 45 with the contained angle of horizontal direction, has ensured inside stirring effect, improves muddy water circulation mobility greatly.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view showing a structure of a high efficiency circulation type anaerobic tower according to an embodiment of the present invention;

FIG. 2 is a schematic diagram showing a top view of the high efficiency circulation type anaerobic tower of FIG. 1;

fig. 3 shows a schematic structural view of a high efficiency circulation type anaerobic tower according to an embodiment of the present invention;

figure 4 shows a schematic top view of the high efficiency circulation type anaerobic tower of figure 3,

wherein, the corresponding relationship between the reference numbers and the components in fig. 1 to fig. 4 is:

102 tower bodies, 1022 cylindrical tower bodies, 1024 conical tower bodies, 104 sludge layers, 106 sludge suspension layers, 108 flow pushers, 110 triangular supports and 112 reflux pumps.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

An efficient circulation type anaerobic tower according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

As shown in fig. 1 to 4, a high efficiency circulation type anaerobic tower according to an embodiment of the present invention includes: a tower 102, a flow impeller 108, a return pump 112, and the like. The tower body 102 comprises a cylindrical tower body 1022 and a conical tower body 1024 which are connected in a matching manner, a sludge layer 104 is arranged in the conical tower body 1024, and a sludge suspension layer 106 is arranged at the bottom of the cylindrical tower body 1022. At least one flow pushing device 108 is installed at the bottom of the cylindrical tower body 102 through a triangular support 110, the flow pushing direction of the flow pushing device 108 is inclined upwards, the flow pushing device 108 can be used for stirring materials in the anaerobic tower, and the activity of sludge in the anaerobic tower is improved. The return pump 112 is arranged on the outer side of the tower body 102, the inlet of the return pump 112 is connected to the middle lower part of the sludge layer 104, the outlet of the return pump 112 is connected to the middle part of the sludge suspension layer 106, and external return can be realized. Therefore, through the dual guarantee measures of internal stirring and external reflux, the sludge of the anaerobic tower is ensured to have higher activity, and moreover, the muddy water in the anaerobic tower flows circularly and fully, the COD degradation and nitrogen and phosphorus removal effects are greatly improved, and further, the treatment efficiency of the anaerobic tower is improved.

It should be noted that the submersible water impeller 108 is adopted as the water impeller 108, and a driving motor of the submersible water impeller 108 is connected with an external power source through a waterproof cable.

Further, as shown in fig. 1 and 3, the sludge backflow height h is 1m-4m, so that the external backflow effect is ensured, the activated sludge is distributed more uniformly, and the sewage treatment efficiency is improved.

Further, as shown in fig. 1 and fig. 3, a flow impeller 108 is disposed at the bottom of the cylindrical tower body 1022 near the inner sidewall, and an included angle α between a flow pushing direction of the flow impeller 108 and a horizontal direction is 40 to 60 degrees

Further, as shown in fig. 1 and 3, the flow impelling direction of impeller 108 is at an angle α of 45 ° to the horizontal.

So design, further ensured inside stirring effect, improved muddy water circulation mobility greatly to be favorable to promoting anaerobic tower's processing efficiency.

Further, as shown in fig. 2 and fig. 4, two flow pushers 108 are disposed at the bottom of the cylindrical tower body 1022, the two flow pushers 108 are mounted on the inner side wall of the cylindrical tower body 1022 through a triangular bracket 110, and the two flow pushers 108 are located on the same diameter of the bottom surface of the cylindrical tower body 1022.

By the design, materials in the tower body 102 are stirred to a greater extent, the internal stirring effect is further ensured, and the mud-water circulation fluidity is greatly improved, so that the activity of the sludge in the anaerobic tower is ensured, the activated sludge settling performance and the activated sludge impact resistance are improved, the sewage treatment efficiency is greatly improved, and the effluent biodegradability is greatly improved.

The utility model provides a high-efficient circulation type anaerobic tower's working process as follows:

sewage enters from the bottom of the conical tower body 1024, and clear water flows out from the top after a series of treatments in the anaerobic tower body 102; in the operation process of the anaerobic tower, the impeller 108 fully agitates sludge and sewage, so that the sludge and the sewage fully circularly flow, the reflux pump 112 sucks the sludge in the sludge layer 104, the sludge flows back to the suspended sludge layer 104, the activity of the sludge in the anaerobic tower is ensured, and the treatment efficiency of the sewage can be better ensured.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are used broadly and should be construed to include, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, rather than indicating or implying that the indicated device or unit must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An efficient circulation type anaerobic tower, characterized by comprising:

the device comprises a tower body, a tower body and a tower cover, wherein the tower body comprises a cylindrical tower body and a conical tower body which are connected in a matched manner, a sludge layer is arranged in the conical tower body, and a sludge suspension layer is arranged at the bottom of the cylindrical tower body;

the at least one flow pusher is arranged at the bottom of the cylindrical tower body through a triangular bracket, and the flow pushing direction of the flow pusher is inclined upwards;

the reflux pump is arranged on the outer side of the tower body, the inlet of the reflux pump is connected to the middle lower part of the sludge layer, and the outlet of the reflux pump is connected to the middle part of the sludge suspension layer.

2. The high efficiency circulation type anaerobic tower according to claim 1,

and a flow impeller is arranged at the bottom of the cylindrical tower body close to the inner side wall, and the included angle between the flow-pushing direction of the flow impeller and the horizontal direction is 40-60 degrees.

3. The anaerobic tower of claim 2,

the included angle between the flow pushing direction of the flow pusher and the horizontal direction is 45 degrees.

4. The anaerobic tower of claim 1,

the bottom of the cylindrical tower body is provided with two flow pushers, the two flow pushers are arranged on the inner side wall of the cylindrical tower body through a triangular support, and the two flow pushers are located on the same diameter of the bottom surface of the cylindrical tower body.

5. The high efficiency circulation type anaerobic tower according to any one of claims 1 to 4,

the sludge backflow height is 1m-4 m.