CN211595165U

CN211595165U - Aeration system with self-cleaning function

Info

Publication number: CN211595165U
Application number: CN202020091019.2U
Authority: CN
Inventors: 李泽世; 曹玲
Original assignee: Chongqing Weixi Environmental Protection Technology Co ltd
Current assignee: Chongqing Weixi Environmental Protection Technology Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-09-29
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses an aeration systems with self-cleaning function, include the basin and locate the fan at this basin top, be equipped with first aeration unit in the basin, first aeration unit is established lower extreme in the basin, first aeration unit includes main trachea and aeration pipe, the both ends of aeration pipe all are connected with main trachea, the main trachea that is located aeration pipe both ends all communicates with first intake pipe, evenly be equipped with the aeration hole on the aeration pipe, first intake pipe with the air-out end intercommunication of fan, be equipped with first control valve in the first intake pipe, still be equipped with the blow off pipe on the main trachea, be equipped with the blowoff valve on the blow off pipe, the utility model discloses simple structure can not only wash the aeration pipe, can also wash the aeration hole, makes the washing more thorough.

Description

Aeration system with self-cleaning function

Technical Field

The utility model relates to a sewage treatment aeration technical field especially relates to an aeration systems with self-cleaning function.

Background

The aeration system is an important component of the sewage treatment system, oxygen in the air is forcibly transferred into the sewage through aeration, so that the content of dissolved oxygen in the sewage is increased, and the contact of organic matters in the tank with microorganisms and the dissolved oxygen is enhanced, thereby ensuring the oxidative decomposition of the microorganisms in the tank on the organic matters in the sewage under the condition of sufficient dissolved oxygen.

The aerator is in the long-term operation in-process, and macromolecule particulate matter and activated sludge are easily depositd in the aeration pipe, and the sediment incrustation blocks up the gas pocket of aeration pipe and influences the aeration effect, makes the oxygenation ability and stir and sweeps performance greatly reduced, if the air pipe way is not smooth simultaneously, can arouse fan pressure differential increase, and increase fan load, the fan is long-term in the situation operation of high load and high energy consumption, can reduce equipment life, causes potential safety hazard and increase running cost.

The traditional method for cleaning the aeration pipeline generally adopts the steps of introducing air flow into the aeration pipe, enabling dirt in the aeration pipeline to fall off and then be discharged under the action of the air flow, and then discharging the dirt from the exhaust pipe.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an aeration system with self-cleaning function that can carry out the cleanness to the aeration hole.

In order to solve the problem, the utility model provides an aeration systems with self-cleaning function, include the basin and locate the fan at this basin top, be equipped with first aeration unit in the basin, first aeration unit is established lower extreme in the basin, first aeration unit includes main trachea and aeration pipe, the both ends of aeration pipe all are connected with main trachea, the main trachea that is located aeration pipe both ends all communicates with first intake pipe, evenly be equipped with the aeration hole on the aeration pipe, first intake pipe with the air-out end intercommunication of fan, be equipped with first control valve in the first intake pipe, still be equipped with the blow off pipe on the main trachea, be equipped with the blowoff valve on the blow off pipe.

The air distribution device is characterized by further comprising a second aeration unit, wherein the second aeration unit comprises an aerator and an air distribution pipeline, the aerator is evenly arranged on the air distribution pipeline at intervals, a second air inlet pipe is connected to the air distribution pipeline, the second air inlet pipe is communicated with the air outlet end of the fan, and a second control valve is arranged on the second air inlet pipe.

Furthermore, the opening of the aeration hole is arranged upwards, and the pipe orifice of the sewage discharge pipe is arranged downwards.

Further, the aerator is a disc aerator.

Further, the first control valve is a ball valve.

Further, the second control valve is a ball valve.

The utility model has the advantages that: the aeration pipe is uniformly provided with the aeration holes, the main air pipe is provided with the drain pipe, when the aeration pipe is cleaned, air is stopped from being introduced into the aeration pipe, water in the water tank enters the aeration pipe through the aeration holes under the action of gravity and pressure difference, dirt attached to the aeration holes and the inner wall of the aeration pipe is washed by water flow, and the fallen dirt is discharged from the drain pipe along with the water flow, so that the inner wall of the aeration pipe can be cleaned, the aeration holes can be cleaned, and the aeration pipe can be thoroughly cleaned; in the moment of closing the blowoff valve, because the blowoff valve closes fast, lead to rivers impact the blowoff valve, the impact of blowoff valve bounce-back rivers shakes the aeration pipe, and further falls the dirt vibration, discharges to the basin in from the aeration hole during aeration afterwards, further cleaned the aeration pipe.

Drawings

Fig. 1 is a structural diagram of an aeration system with a self-cleaning function of the utility model.

FIG. 2 is a top view of the sewage treatment aeration system shown in FIG. 1.

FIG. 3 is a view showing the construction of a first aeration unit of the sewage treatment aeration system shown in FIG. 1.

FIG. 4 is a structural view of a second aeration unit of the sewage treatment aeration system shown in FIG. 1.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model relates to an aeration system with self-cleaning function, including basin 1 and the fan 2 of locating this basin 1 top, be equipped with first aeration unit 3 and second aeration unit 4 in the basin 1, first aeration unit 3 with second aeration unit 4 all establishes the lower extreme in the basin 1. A first air inlet pipe 8 is arranged on the first aeration unit 3, the first air inlet pipe 8 is communicated with the air outlet end of the fan 2 and is used for introducing air into the first aeration unit 3, and a first control valve 9 is arranged on the first air inlet pipe 8 and is used for controlling the on-off of the first air inlet pipe 8; and a second air inlet pipe 14 is arranged on the second aeration unit 4, the second air inlet pipe 14 is communicated with the air outlet end of the fan 2 and is used for introducing air into the second aeration unit 4, and a second control valve 15 is arranged on the second air inlet pipe 14 and is used for controlling the on-off of the second air inlet pipe 14. The first control valve 9 and the second control valve 15 are both ball valves, so that the flow of the introduced air can be controlled conveniently.

As shown in fig. 3-4, the first aeration unit 3 includes a main air pipe 5 and an aeration pipe 6, the main air pipe 5 is connected to both ends of the aeration pipe 6, the main air pipes 5 at both ends of the aeration pipe 6 are communicated with a first air inlet pipe 8, aeration holes 7 are uniformly arranged on the aeration pipe 6, the opening direction of the aeration holes 7 is upward, so that uniform aeration is facilitated, and water in the water tank 1 can enter the aeration pipe 6 through the aeration holes 7 when the aeration pipe 6 is cleaned. Still be equipped with blow off pipe 10 on the main air pipe 5 of first aeration unit 3, the mouth of pipe of blow off pipe 10 sets up down, be equipped with blowoff valve 11 on the blow off pipe 10 for adjust the inside pressure of aeration pipe 6, make when wasing aeration pipe 6 during the water in basin 1 can get into aeration pipe 6 through aeration hole 7, wash aeration pipe 6 and aeration hole 7. The second aeration unit 4 comprises an aerator 12 and an air distribution pipeline 13, wherein the aerator 12 is a disc-type aerator and is uniformly arranged on the air distribution pipeline 13 at intervals, so that uniform aeration is facilitated. When wasing aeration pipe 6, adjust blowoff valve 11 and make the water in basin 1 get into aeration pipe 6 through aeration hole 7 in, wash aeration hole 7 and aeration pipe 6's inner wall, the dirt is along with rivers discharge from blow off pipe 10, then close blowoff valve 11, rivers impact blowoff valve 11 and are rebounded by blowoff valve 11 to shake aeration pipe 6 and further make the dirt drop, discharge to basin 1 in through aeration hole 7 during aeration afterwards, further wash aeration pipe 6.

The utility model relates to an aeration systems with self-cleaning function sets up first control valve 9 and second control valve 15 respectively in first intake pipe 8 and second intake pipe 14, controls first aeration unit 3 and second aeration unit 4 respectively through first control valve 9 and second control valve 15, makes first aeration unit 3 and second aeration unit 4 during operation mutually independent, each other do not influence. When the aeration pipe 6 is cleaned, the first control valve 9 is closed, air is stopped from being introduced into the aeration pipe 6, the air pressure in the aeration pipe 6 is adjusted through the blowoff valve 11 on the blow-off pipe 10, so that water in the water tank 1 enters the aeration pipe 6 from the aeration hole 7 under the combined action of gravity and pressure difference, dirt attached to the inner walls of the aeration hole 7 and the aeration pipe 6 is washed by water flow, and the dirt falls and is discharged from the blow-off pipe 10 along with the water flow to clean the aeration pipe 6 and the aeration hole 7; after the cleaning, the blowoff valve 11 is closed, and in the moment of closing the blowoff valve 11, because the blowoff valve 11 is closed quickly, the water flow impacts the blowoff valve 11 and is rebounded by the blowoff valve 11, so that the aeration pipe 6 is vibrated, the dirt is further vibrated and dropped, and the dirt is discharged into the water tank 1 from the aeration hole 7 in the subsequent aeration, the aeration pipe 6 is further cleaned, and the aeration pipe 6 can be cleaned completely.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, all the same principle is within the patent protection scope of the present invention.

Claims

1. The utility model provides an aeration systems with self-cleaning function, includes basin (1) and locates fan (2) at this basin (1) top, its characterized in that: be equipped with first aeration unit (3) in basin (1), establish first aeration unit (3) lower extreme in basin (1), first aeration unit (3) are including main trachea (5) and aeration pipe (6), the both ends of aeration pipe (6) all are connected with main trachea (5), main trachea (5) that are located aeration pipe (6) both ends all communicate with first intake pipe (8), evenly be equipped with aeration hole (7) on aeration pipe (6), first intake pipe (8) with the air-out end intercommunication of fan (2), be equipped with first control valve (9) on first intake pipe (8), still be equipped with blow off pipe (10) on main trachea (5), be equipped with blowoff valve (11) on blow off pipe (10).

2. An aeration system with self-cleaning function according to claim 1, wherein: still include second aeration unit (4), second aeration unit (4) include aerator (12) and gas distribution pipeline (13), setting that aerator (12) interval is even is in on gas distribution pipeline (13), be connected with second intake pipe (14) on gas distribution pipeline (13), second intake pipe (14) with the air-out end intercommunication of fan (2), be equipped with second control valve (15) on second intake pipe (14).

3. An aeration system with self-cleaning function according to claim 1, wherein: the opening of the aeration hole (7) is arranged upwards, and the pipe orifice of the sewage discharge pipe (10) is arranged downwards.

4. An aeration system with self-cleaning function according to claim 2, wherein: the aerator (12) is a disc aerator.

5. An aeration system with self-cleaning function according to claim 1, wherein: the first control valve (9) is a ball valve.

6. An aeration system with self-cleaning function according to claim 2, wherein: the second control valve (15) is a ball valve.