CN210266336U

CN210266336U - Multi-branch flange plate type connecting device for tubular aerator

Info

Publication number: CN210266336U
Application number: CN201920157101.8U
Authority: CN
Inventors: 刘飞
Original assignee: Shijiazhuang Longxiang Environmental Protection Equipment Co Ltd
Current assignee: Shijiazhuang Longxiang Environmental Protection Equipment Co Ltd
Priority date: 2019-01-30
Filing date: 2019-01-30
Publication date: 2020-04-07
Anticipated expiration: 2029-01-30

Abstract

The utility model discloses a many branches flange disk connecting device for tubular aerator, including the branch gas box of rectangular shape, the top intermediate position of dividing the gas box has set firmly the intake pipe, and the length direction's of branch gas box both sides have set firmly a plurality of outlet ducts, all are equipped with a diversion connector that is used for connecting the aeration pipe and ventilates to it on every outlet duct. The exhaust passage on the turning connector is communicated with the air outlet pipe and the aeration pipe, and the air which is originally led into the aeration pipe from the air outlet pipe horizontally is changed into air which is blown to the inner surface of the aeration pipe, so that the diffusion speed to the water body is accelerated, and the oxygen transfer efficiency is improved.

Description

Multi-branch flange plate type connecting device for tubular aerator

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to many branches flange disk connecting device for tubular aerator.

Background

In the aerobic sewage treatment process, microorganisms are utilized to decompose organic pollutants in a water body so as to achieve the aim of purifying water quality. The biochemical activity of the microorganisms needs to be provided with an oxygen source, and the aerator is used for diffusing the air in the air supply pipe into the water body so as to provide the oxygen source required by the microorganisms. The tubular aerator is oxygen supply equipment in a common sewage treatment system, the aerator pipe is connected with an air supply pipe through a connecting device, air is conveyed into the aerator pipe through an air supply hole on the air supply pipe, the aerator pipe is used for cutting the air introduced into the aerator pipe into small bubbles and then conveying the small bubbles into sewage, and the bubbles dissolve oxygen in the bubbles into water when contacting with the water body to achieve the purpose of water body purification. Therefore, the more bubbles generated by diffusion of the amount of gas per unit volume, the larger the contact area between the gas and the liquid, and the higher the oxygen transfer efficiency. The conventional connection device for the tube aerator directly conveys air in the air supply tube into the aeration tube, and in this way, the speed of air bubbles diffused from the aeration tube into the water body is slow, so that the oxygen transfer efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art and provide a multi-branch flange disk connecting device for tubular aerator that can improve oxygen transmission efficiency.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is:

the utility model provides a many branches flange disk connecting device for tubular aerator, includes the branch gas box of rectangular shape, divides the top intermediate position of gas box to set firmly the intake pipe, divides the length direction's of gas box both sides to set firmly a plurality of outlet ducts, all is equipped with one on every outlet duct to be used for connecting the aeration pipe and to its diversion connector of ventilating.

Furthermore, the top of the air inlet pipe is fixedly provided with an air inlet flange.

Furthermore, the diversion connector comprises a guide pipe which is sleeved on the air outlet pipe in a matching mode, a round diversion disc is sealed outside the pipe orifice at the outer end of the guide pipe, and an exhaust passage communicated with the inner cavity of the guide pipe is radially formed in the diversion disc.

Furthermore, a hollow groove communicated with the exhaust passage is formed in the center of the inner side of the turning disc, and a guide column is fixedly arranged in the center of the hollow groove.

Furthermore, the outer wall of outlet duct is equipped with the external screw thread, the inner chamber of stand pipe is equipped with the internal thread that uses with the external screw thread cooperation.

Furthermore, the exhaust passages are symmetrically arranged in two.

Furthermore, a circular retainer ring is fixedly arranged on the inner end pipe wall of the guide pipe; the outer diameter of the retainer ring, the diameter of the turning disc and the outer diameter of the guide pipe are reduced in sequence.

Furthermore, the guide pipe and the turning disc are of an integrated structure.

Further, a lining pipe is fixedly arranged on the outer side of the turning disc.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the utility model discloses all be equipped with a diversion connector on every outlet duct of gas distribution box, the effect of diversion connector is: the air inlet end of the aeration pipe is sleeved on the inner end of the turning connector, and the air inlet end and the turning connector are fixed by using a clamping ring; the exhaust passage on the turning connector is communicated with the air outlet pipe and the aeration pipe, and the air which is originally led into the aeration pipe from the air outlet pipe horizontally is changed into the air which is blown to the inner surface of the aeration pipe vertically, so that the diffusion speed to the water body is accelerated, and the oxygen transfer efficiency is improved.

Drawings

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

in the figure: 1. the gas distribution box comprises a gas distribution box body, 2 parts of a gas inlet pipe, 3 parts of a gas outlet pipe, 4 parts of a gas inlet flange, 5 parts of a gas exhaust passage, 6 parts of a turning disc, 7 parts of a guide column, 8 parts of a guide pipe, 9 parts of a retainer ring, 10 parts of a lining pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, the utility model discloses a multi-branch flange plate type connecting device for a tubular aerator, which comprises a strip-shaped gas distribution box 1, wherein a gas inlet pipe 2 is fixedly arranged at the middle position of the top of the gas distribution box 1, and a gas inlet flange 4 for connecting with a gas supply pipe is fixedly arranged at the top of the gas inlet pipe 2; a plurality of air outlet pipes 3 are fixedly arranged on two sides of the length direction of the air distribution box 1, and each air outlet pipe is provided with a turning connector used for connecting and ventilating the aeration pipe.

The utility model discloses divide and all be equipped with a diversion connector on every outlet duct 3 of gas box 1, the effect of diversion connector is: the air inlet end of the aeration pipe is sleeved on the inner end of the turning connector, and the air inlet end and the turning connector are fixed by using a clamping ring; the exhaust passage on the turning connector is communicated with the air outlet pipe 3 and the aeration pipe, and the air which is horizontally led into the aeration pipe from the air outlet pipe 3 is changed into the air which is vertically blown to the inner surface of the aeration pipe, so that the diffusion speed to the water body is accelerated, and the oxygen transfer efficiency is improved.

The diversion connector comprises a guide pipe 8 which is sleeved on the air outlet pipe 3 in a matching mode, a round diversion disc 6 is sealed outside the pipe orifice of the outer end of the guide pipe 8, and an inner lining pipe 10 is fixedly arranged on the outer side of the diversion disc 6. The lining pipe 10, the direction-changing disc 6, the guide pipe 8 and the retainer ring 9 are all of an integrated structure. An exhaust passage 5 communicated with the inner cavity of the guide pipe 8 is arranged in the radial direction of the diversion disc 6; two exhaust passages 5 are symmetrically arranged, a hollow groove communicated with the exhaust passages 5 is formed in the center of the inner side of the turning disc 6, and a guide column 7 is fixedly arranged in the center of the hollow groove.

The outer wall of outlet duct 3 is equipped with the external screw thread, and the inner chamber of stand pipe 8 is equipped with the internal thread that uses with the external screw thread cooperation. The utility model discloses a diversion connector passes through threaded connection on outlet duct 3, does benefit to the installation and dismantles.

The inner pipe wall of the guide pipe 8 is fixedly provided with a circular ring-shaped check ring 9, and the outer diameter of the check ring 9, the diameter of the turning disc 6 and the outer diameter of the guide pipe 8 are reduced in sequence. A circular groove is formed between the retainer ring 9 and the turning disc 6, and the air inlet end of the aeration pipe is fixed in the groove by utilizing the retainer ring, so that falling and air leakage are effectively prevented.

Claims

1. A multi-branch flange disk type connecting device for a tubular aerator is characterized in that: the aeration device comprises a strip-shaped gas distribution box (1), wherein a gas inlet pipe (2) is fixedly arranged in the middle of the top of the gas distribution box (1), a plurality of gas outlet pipes (3) are fixedly arranged on two sides of the gas distribution box (1) in the length direction, and a turning connector used for connecting an aeration pipe and ventilating the aeration pipe is arranged on each gas outlet pipe.

2. The multi-branch flanged disc type connection device for a pipe aerator of claim 1, wherein: and an air inlet flange (4) is fixedly arranged at the top of the air inlet pipe (2).

3. The multi-branch flanged disc type connection device for a pipe aerator of claim 1, wherein: the diversion connector comprises a guide pipe (8) which is sleeved on the air outlet pipe (3) in a matching mode, a round diversion disc (6) is sealed outside the pipe orifice at the outer end of the guide pipe (8), and an exhaust passage (5) communicated with the inner cavity of the guide pipe (8) is radially arranged on the diversion disc (6).

4. The multi-branch flanged disc type connection device for a pipe aerator of claim 3, wherein: the center of the inner side of the turning disc (6) is provided with a hollow groove communicated with the exhaust passage (5), and the center of the hollow groove is fixedly provided with a guide column (7).

5. The multi-branch flanged disc type connection device for a pipe aerator of claim 3, wherein: the outer wall of outlet duct (3) is equipped with the external screw thread, the inner chamber of stand pipe (8) is equipped with the internal thread that uses with the external screw thread cooperation.

6. The multi-branch flanged disc type connection device for a pipe aerator of claim 3, wherein: two exhaust passages (5) are symmetrically arranged.

7. The multi-branch flanged disc type connection device for a pipe aerator of claim 3, wherein: a circular retainer ring (9) is fixedly arranged on the inner end pipe wall of the guide pipe (8); the outer diameter of the retainer ring (9), the diameter of the turning disc (6) and the outer diameter of the guide pipe (8) are reduced in sequence.

8. The multi-branch flanged disc type connection device for a pipe aerator of claim 3, wherein: the guide pipe (8) and the turning disc (6) are of an integrated structure.

9. The multi-branch flanged disc type connection device for a pipe aerator of claim 3, wherein: and an inner lining pipe (10) is fixedly arranged on the outer side of the direction-changing disc (6).