CN219167795U

CN219167795U - Air stripping sand sucking machine of aeration sand setting tank

Info

Publication number: CN219167795U
Application number: CN202320224560.XU
Authority: CN
Inventors: 曾凯; 杭聪慧; 肖俊; 夏燕; 李昆; 肖少坤; 吴胜之; 王佳琪; 熊琳媛; 徐雪平
Original assignee: Jiangxi Jdl Environmental Protection Co ltd; Xinyu Jindalai Environmental Protection Co ltd
Current assignee: Jiangxi Jdl Environmental Protection Co ltd; Xinyu Jindalai Environmental Protection Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-06-13
Anticipated expiration: 2033-02-15

Abstract

The utility model provides an air stripping sand sucking machine of an aeration sand setting tank, which comprises a blower, a plurality of air pipes connected with the blower, sand discharging pipes which are arranged in one-to-one correspondence with the air pipes, and sand sucking devices arranged at the bottom ends of the sand discharging pipes and the bottom ends of the air pipes; the sand absorber is inserted into the bottom of the aeration grit chamber and comprises an air pipe interface pipe, a sand discharge pipe interface pipe and a sand absorbing pipe; the air blower blows air through the air pipe, the air flow enters the sand discharging pipe through the air pipe connecting pipe and the exhaust pipe connecting pipe, and as the sand sucking pipe is inserted into water, the water pressure is large, the air flow can enter the sand discharging pipe to be discharged upwards, then a negative pressure state is formed in the sand sucking pipe, the design of the sand sucking pipe with wide upper part and narrow lower part is improved, the suction force of the end part of the sand sucking port is improved, and the large suction force is formed to drive inorganic silt to be discharged through the sand discharging pipe.

Description

Air stripping sand sucking machine of aeration sand setting tank

Technical Field

The utility model relates to the field of sewage treatment, in particular to an air stripping sand sucking machine of an aeration sand setting tank.

Background

The aeration sand basin is a common pretreatment link of a sewage treatment plant, mainly removes inorganic sediment in water through physical precipitation, and takes away the sediment at the bottom by matching with a bridge type sand sucker after the inorganic sediment is settled at the bottom. The bridge type sand sucker power suction equipment commonly used at present mainly has two kinds of pump suction equipment and gas stripping suction equipment, and wherein pump suction equipment needs water to take out silt as the medium, and the silt water that the bottom was deposited is less, often appears can't realize the problem of sucking silt, and inefficiency. The air stripping and sucking device can realize sediment extraction without using water as a medium, and has higher efficiency.

However, the air stripping suction device has a better suction function on sediment near the end part of the suction tube, most of the existing designs are horn-shaped ports, and the problems that the air pressure is suddenly reduced, the suction force is reduced and a lot of sediment cannot be sucked due to the sudden increase of the sectional area of the end part of the suction tube exist.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art, provides an air stripping sand sucking machine of an aeration sand setting tank, and aims to solve the problems in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an air stripping sand sucking machine of an aeration sand setting tank comprises a blower, air pipes connected with the blower, sand discharging pipes arranged in one-to-one correspondence with the air pipes, and sand sucking devices arranged at the bottom ends of the sand discharging pipes and the bottom ends of the air pipes; the sand absorber is inserted into the bottom of the aeration sand basin and comprises an air pipe interface pipe, a sand discharge pipe interface pipe and a sand absorbing pipe; one end of the air pipe joint pipe is connected with the bottom end of the air pipe, and the other end of the air pipe joint pipe is connected with the sand discharge pipe joint pipe; the sand discharging pipe is connected with the bottom end of the sand discharging pipe, the top end of the sand discharging pipe is connected with the sand discharging pipe, the bottom end of the sand discharging pipe is connected with the sand sucking pipe, the other end of the sand discharging pipe is connected with the sand-water separator, the sand sucking pipe comprises an upper section pipe and a lower section pipe which are integrally connected, and the diameter of the lower section pipe is smaller than that of the upper section pipe.

The beneficial effects of the utility model are as follows: the air blower blows air through the air pipe, the air flow enters the sand discharging pipe through the air pipe connecting pipe and the exhaust pipe connecting pipe, and as the sand sucking pipe is inserted into water, the water pressure is large, the air flow can enter the sand discharging pipe to be discharged upwards, then a negative pressure state is formed in the sand sucking pipe, the design of the sand sucking pipe with wide upper part and narrow lower part is improved, the suction force of the end part of the sand sucking port is improved, and the large suction force is formed to drive inorganic silt to be discharged through the sand discharging pipe.

Further, the air pipe interface pipe is connected with the middle part of the sand discharge pipe interface pipe.

Further, a grid type sand separation plate is arranged at the joint of the air pipe joint pipe and the sand discharge pipe joint pipe.

Further, the air pipe joint pipe is of a v-shaped structure, and two ends of the air pipe joint pipe are higher than the bending part in the middle.

Further, the diameter of the lower section pipe is 1/3-4/5 of the diameter of the upper section pipe.

Further, the sand suction opening of the lower pipe is an oblique incision.

Further, the air pipe joint pipe is connected with the air pipe, the sand discharge pipe joint pipe is connected with the sand discharge pipe, and the sand suction pipe is connected with the sand discharge pipe joint pipe by adopting flanges.

Further, the diameter of the upper pipe is the same as the diameter of the sand discharge pipe and the diameter of the sand discharge pipe.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an air stripping sand sucker of an aeration sand basin according to an embodiment of the utility model.

Fig. 2 is a schematic diagram of a connection structure between a sand aspirator and an air duct and a sand discharge pipe according to an embodiment of the present utility model.

Wherein, 1 is sand discharge pipe, 2 is the tuber pipe, 3 is the air-blower, 4 is tuber pipe interface pipe, 5 is the sand suction pipe, 5-1 is upper segment pipe, 5-2 is the hypomere pipe, 6 is sand water separator, 7 is sand discharge pipe interface pipe, 8 is the baffle, 9 is the flange, 10 is the aeration sand basin.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

The present utility model will be described in further detail with reference to the accompanying drawings.

An embodiment of the utility model is shown with reference to figures 1-2, and the air stripping sand sucker of the aeration sand basin comprises a blower 3, air pipes 2 connected with the blower 3, sand discharging pipes 1 arranged in one-to-one correspondence with the air pipes 2, and sand absorbers arranged at the bottom ends of the sand discharging pipes 1 and the bottom ends of the air pipes 2.

It should be noted that, the air pipes 2 and the sand discharge pipes 1 are vertically inserted into the aeration grit chamber 10, and each air pipe 2 and each sand discharge pipe 1 are a group, in this embodiment, 2 groups of air pipes 2 and sand discharge pipes 1 are provided, and each group is correspondingly provided with a set of sand sucking device.

The sand absorber is inserted into the bottom of the aeration grit chamber 1 and comprises an air pipe interface pipe 4, a sand discharge pipe interface pipe 7 and a sand absorption pipe 5;

specifically, the air pipe joint pipe 4 is in a v-shaped structure, and two ends of the air pipe joint pipe 4 are higher than the bent part in the middle, and it is worth noting that the v-shaped structure is more beneficial for air flow to enter the sand discharge pipe joint pipe 7 upwards and then enter the sand discharge pipe 1, so that negative pressure in the sand suction pipe 5 is improved, and larger suction force is formed.

One end of the air pipe joint pipe 4 is connected with the bottom end of the air pipe 2, and the other end of the air pipe joint pipe is connected with the sand discharge pipe joint pipe 7;

specifically, the air pipe joint pipe 4 is connected with the middle part of the sand discharge pipe joint pipe 7, a grid type sand separation plate 8 is arranged at the joint of the air pipe joint pipe 4 and the sand discharge pipe joint pipe 7,

it should be noted that, the sand separation plate 8 can prevent part of large particles from entering the air duct interface pipe 4, small particles can blow out of the air duct interface pipe 4 along with the air flow after entering, and meanwhile, the sand separation plate 8 can not influence the air flow to enter the sand discharge pipe interface pipe 7.

The sand discharging pipe joint pipe 7 is vertically arranged at the bottom end of the sand discharging pipe 1, the top end of the sand discharging pipe joint pipe 7 is connected with the sand discharging pipe 1, the bottom end of the sand discharging pipe joint pipe is connected with the sand sucking pipe 5, the other end of the sand discharging pipe 1 is connected with the sand water separator 6, the sand sucking pipe 5 comprises an upper section pipe 5-1 and a lower section pipe 5-2 which are integrally connected, and the diameter of the lower section pipe 5-2 is smaller than that of the upper section pipe 5-1.

Specifically, the diameter of the lower tube 5-2 is 1/3-4/5 of the diameter of the upper tube 5-1, and the sand suction opening of the lower tube 5-2 is an oblique incision, which is worth to say that the diameter of the lower tube 5-2 is 1/3-4/5 of the diameter of the upper tube 5-1, so that the diameter of the lower tube is not too small, the suction force is improved, and at the same time, blockage caused by too small is not generated, and in the embodiment, the diameter of the lower tube 5-2 is 3/5 of the diameter of the upper tube 5-1.

Specifically, the air pipe joint pipe 4 is in flange connection with the air pipe 2, the sand discharge pipe joint pipe 7 is in flange connection with the sand discharge pipe 1, and the sand suction pipe 5 is in flange connection with the sand discharge pipe joint pipe 7.

Specifically, the diameter of the upper pipe 5-1 is the same as the diameter of the sand discharge pipe interface pipe 7 and the diameter of the sand discharge pipe 1.

The beneficial effects of the utility model are as follows: the air blower 3 blows air through the air pipe 2, air flow enters the sand discharging pipe 1 through the air pipe interface pipe 4 and the exhaust pipe interface pipe 7, and because the sand sucking pipe 5 is inserted into water, the water pressure is large, the air flow can enter the sand discharging pipe 1 to be discharged upwards, then the negative pressure state is formed in the sand sucking pipe 5, the design of the sand sucking pipe 5 with wide upper part and narrow lower part is improved, the suction force of the end part of the sand sucking port is improved, and the large suction force is formed to drive inorganic sediment to be discharged through the sand discharging pipe 1.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The air stripping sand sucking machine of the aeration sand setting pond is characterized by comprising a blower, air pipes connected with the blower, sand discharging pipes which are arranged in one-to-one correspondence with the air pipes, and sand sucking devices arranged at the bottom ends of the sand discharging pipes and the bottom ends of the air pipes; the sand absorber is inserted into the bottom of the aeration grit chamber and comprises an air pipe interface pipe, a sand discharge pipe interface pipe and a sand absorbing pipe; one end of the air pipe joint pipe is connected with the bottom end of the air pipe, and the other end of the air pipe joint pipe is connected with the sand discharge pipe joint pipe; the sand discharging pipe is connected with the bottom end of the sand discharging pipe, the top end of the sand discharging pipe is connected with the sand discharging pipe, the bottom end of the sand discharging pipe is connected with the sand sucking pipe, the other end of the sand discharging pipe is connected with the sand-water separator, the sand sucking pipe comprises an upper section pipe and a lower section pipe which are integrally connected, and the diameter of the lower section pipe is smaller than that of the upper section pipe.

2. The aerated grit chamber stripping and sucking machine of claim 1, wherein the air pipe interface pipe is connected with the middle part of the sand discharge pipe interface pipe.

3. The aerated grit chamber stripping and sucking machine of claim 2, wherein a grid-type sand separation plate is arranged at the joint of the air pipe joint pipe and the sand discharge pipe joint pipe.

4. The aerated grit chamber stripping and sand sucking machine of claim 1, wherein the air duct interface tube is v-shaped.

5. The aerated grit chamber stripping and sand sucking machine of claim 1, wherein the diameter of the lower section pipe is 1/3-4/5 of the diameter of the upper section pipe.

6. The aerated grit chamber stripping and sucking machine of claim 1, wherein the grit sucking port of the lower pipe is an oblique cut.

7. The aerated grit chamber air stripping and sand sucking machine of claim 1, wherein the air pipe interface pipe is in flange connection with the air pipe, the sand discharge pipe interface pipe is in flange connection with the sand discharge pipe, and the sand sucking pipe is in flange connection with the sand discharge pipe interface pipe.

8. The aerated grit chamber stripping and sucking machine of claim 1, wherein the diameter of the upper pipe is the same as the diameter of the sand discharge pipe and the diameter of the sand discharge pipe.