CN210974112U

CN210974112U - Aeration device for wastewater treatment

Info

Publication number: CN210974112U
Application number: CN201922036580.0U
Authority: CN
Inventors: 余玉宝
Original assignee: Suzhou Shangqing Environmental Protection Technology Co ltd
Current assignee: Suzhou Shangqing Environmental Protection Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-10
Anticipated expiration: 2029-11-22

Abstract

The utility model belongs to the technical field of wastewater treatment, in particular to an aeration device for wastewater treatment, which comprises an aeration tank, an air transmission frame arranged at the bottom of the aeration tank and a plurality of aeration discs arranged on the air transmission frame, wherein each aeration disc comprises an air disc shell, an inflatable body and a magnetic absorption telescopic mechanism, and the air disc shell is in a circular truncated cone shape; through set up the inflatable body of activity about the telescopic machanism control is inhaled through magnetism in the gas disk shell, a plurality of pinheads of giving vent to anger distribute on the inflatable body, it sets up a plurality of syringe needle holes to correspond on the gas disk shell, make the syringe needle of giving vent to anger can be at the downthehole concertina movement of syringe needle, avoid the syringe needle hole to take place the condition of jam, from the downthehole extrusion of syringe needle once more when the syringe needle of giving vent to anger, then the atmospheric pressure of the internal portion of inflatable body increases, with gaseous extrusion, the dispersion range of increase bubble, and can prevent the venthole jam, for current aeration structure, can increase the diffusion area of bubble, reduce the volume.

Description

Aeration device for wastewater treatment

Technical Field

The utility model belongs to the technical field of waste water treatment, concretely relates to aeration equipment for waste water treatment.

Background

Waste water gets into behind the waste water equalizing basin by the waste water elevator pump transport to the coagulating sedimentation ware, through adding alkali adjust PH and with PAC thoughtlessly congeal, impurity coagulating sedimentation in with the waste water, it is bigger to add PAM messenger's flocculus simultaneously, it deposits more easily, the coagulating sedimentation back goes into neutralization pond, go into the anaerobism pond after the acidification neutralization, get into good oxygen pond after the anaerobic reaction, eliminate COD through biochemical effect, biochemical effluent advances the disinfection pond, after disinfecting by the pump transport to quartz sand filter get rid of the trace suspended solid that biochemical effluent carried, sand filtration effluent advances the sand filtration and produces the water tank, deliver to ultrafiltration device in through the pump again, through filtering, the effluent turbidity can reach 1NTU, satisfy follow-up reverse osmosis system requirement of intaking.

The existing aeration head generally has the defects of large and small quantity of bubbles, insufficient dispersion of the bubbles in an aeration tank, incapability of meeting the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact of sewage and activated sludge, and easy blockage of holes of a micro-control aeration head.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an aeration equipment for waste water treatment, the bubble that has the aeration is in large quantity, and the bubble is little, prevents to block up the characteristics of gas pocket.

In order to achieve the above object, the utility model provides a following technical scheme: aeration device for waste water treatment, including aeration tank, lay in the gas transmission frame of aeration tank bottom and install a plurality of aeration dish on the gas transmission frame, aeration dish includes gas disc shell, inflatable body and magnetism and inhale telescopic machanism, the gas disc shell is the round platform shape, the gas disc shell is invertedly installed on the gas transmission frame, the top of gas disc shell has upper end confined hollow cylinder, the gas disc shell pass through hollow cylinder with gas transmission frame fixed connection, inflatable body movable mounting is in the inside of gas disc shell, seted up a plurality of syringe needle hole that runs through the gas disc shell on the gas disc shell, correspond on the lateral wall of inflatable body the syringe needle hole and install the syringe needle of giving vent to anger, the syringe needle hole runs through inflatable body, and with inflatable body fixed connection, it has the movable chamber that supplies the inflatable body activity from top to bottom to reserve between inflatable body and the gas disc shell, the top intermediate position department of the inflatable body is fixed with the sliding shaft, the sliding shaft runs through the air disk shell and stretches into in the hollow cylinder, the magnetic attraction telescopic mechanism is installed at the top of the hollow cylinder, so that the inflatable body is in the air disk shell and moves up and down, and the outer side wall of the air outlet needle head is provided with air outlet holes which are uniformly distributed.

Preferably, branch pipes are arranged on two sides of the gas transmission frame, the branch pipes are fixedly connected with the hollow cylinder, and the branch pipes are distributed along the length direction of the aeration tank.

Preferably, the inside fixed mounting of bypass pipe has the gas-supply pipe, the gas-supply pipe runs through the sliding shaft, and with sliding shaft fixed connection.

Preferably, the gas conveying pipe is a telescopic corrugated hose.

Preferably, the telescopic machanism is inhaled to magnetism includes solenoid subassembly, permanent magnet and spring, the top fixed mounting of sliding shaft has the permanent magnet, solenoid subassembly fixed mounting be in hollow cylinder top, the spring housing is established the outside of permanent magnet, and both ends respectively with sliding shaft, hollow cylinder fixed connection.

Preferably, the inflatable body is internally provided with a cavity communicated with the gas pipe, and the air outlet is communicated with the cavity.

Preferably, four groups of air outlet holes along the length direction of the air outlet needle head are uniformly distributed on the outer wall of each air outlet needle head.

Preferably, a sealing ring is fixedly mounted on the inner side wall of the needle hole, and the air outlet hole is connected with the air disc shell in a sealing mode through the sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, through set up the inflation body of activity about the control of magnetism through inhaling telescopic machanism in the gas tray shell, a plurality of pinheads of giving vent to anger distribute on the inflation body, it sets up a plurality of syringe needle holes to correspond on the gas tray shell, make the syringe needle of giving vent to anger can be at the downthehole concertina movement of syringe needle, avoid the condition that the syringe needle hole takes place to block up, the syringe needle is from downthehole extrusion of syringe needle once more when giving vent to anger, then the inside atmospheric pressure of inflation body increases, with gaseous extrusion, increase the dispersion range of bubble, and can prevent the venthole jam, for current aeration structure, can increase the diffusion area of bubble, reduce the volume of bubble.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of an aeration plate according to the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

fig. 4 is a schematic structural view of the middle air outlet needle of the present invention.

In the figure:

1. an aeration tank;

2. a gas transmission frame; 201. a gas delivery pipe; 21. a branch pipe;

3. an aeration disc; 31. an air pan housing; 3101. a needle bore; 3102. a movable cavity; 311. a seal ring; 32. an inflatable body; 3201. a cavity; 321. an air outlet needle head; 3211. an air outlet; 322. a sliding shaft; 33. a magnetic suction telescopic mechanism; 331. an electromagnetic coil assembly; 332. a permanent magnet; 333. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: an aeration device for wastewater treatment comprises an aeration tank 1, a gas transmission frame 2 arranged at the bottom of the aeration tank 1 and a plurality of aeration discs 3 arranged on the gas transmission frame 2, wherein each aeration disc 3 comprises a gas disc shell 31, an aeration body 32 and a magnetic suction telescopic mechanism 33, the gas disc shell 31 is in a circular truncated cone shape, the gas disc shell 31 is inversely arranged on the gas transmission frame 2, the top of the gas disc shell 31 is provided with a hollow cylinder with a closed upper end, the gas disc shell 31 is fixedly connected with the gas transmission frame 2 through the hollow cylinder, the aeration body 32 is movably arranged inside the gas disc shell 31, the gas disc shell 31 is provided with a plurality of needle head holes 3101 penetrating through the gas disc shell 31, the outer side wall of the aeration body 32 is provided with a gas outlet needle head 321 corresponding to the needle head holes 3101, the needle head holes 3101 penetrate through the aeration body 32 and are fixedly connected with the aeration body 32, a movable cavity 3102 for the aeration body 32 to move up and down is reserved between the aeration body, the middle position of the top of the inflatable body 32 is fixed with a sliding shaft 322, the sliding shaft 322 penetrates through the air disc shell 31 and extends into the hollow cylinder, the magnetic attraction telescopic mechanism 33 is installed at the top of the hollow cylinder so that the inflatable body 32 can move up and down in the air disc shell 31, and the outer side wall of the air outlet needle 321 is provided with air outlet holes 3211 which are uniformly distributed.

In the embodiment, by arranging the circular truncated cone-shaped aeration disc 3 and inversely installing the aeration disc 3 on the gas transmission frame 2, the bubbles discharged from the aeration disc 3 can float upwards along the outer wall of the aeration disc 3 which diffuses outwards, so that the bubble diffusion range is larger, meanwhile, the inside of the gas disc shell 31 is provided with the gas-filled body 32 which is controlled to move up and down through the magnetic telescopic mechanism 33, the gas-filled body 32 is directly connected with the external gas transmission pipe 201 in a sealing way, a plurality of gas outlet needles 321 are distributed on the gas-filled body 32, a plurality of needle holes 3101 are correspondingly arranged on the gas disc shell 31, so that the gas outlet needles 321 can move telescopically in the needle holes 3101, the situation that the needle holes 3101 are blocked is avoided, wherein the inner walls of the needle holes 3101 are also provided with the sealing rings 311, when the gas outlet needles 321 are contracted into the needle holes 3101, the gas outlet holes 3211 are contacted with the sealing rings 311, so that the gas, internal pressure increases, and when outlet needle 321 is pushed out again from needle hole 3101, the internal air pressure of inflatable body 32 increases, pushes out gas, increases the dispersion range of bubbles, and can prevent outlet hole 3211 from blocking, and for current aeration structure, the diffusion area of bubbles can be increased, the volume of bubbles is reduced, and the pore blocking can be prevented.

Specifically, branch pipe 21 is all installed to the both sides of gas transmission frame 2, branch pipe 21 and hollow cylinder fixed connection, and a plurality of branch pipes 21 distribute along the length direction of aeration tank 1, the inside fixed mounting of branch pipe 21 has gas-supply pipe 201, gas-supply pipe 201 runs through sliding shaft 322, and with sliding shaft 322 fixed connection, gas-supply pipe 201 is scalable corrugated hose, through setting up branch pipe 21, install more aeration dish 3, evenly lay aeration dish 3 in the bottom of aeration tank 1, wherein gas-supply pipe 201 is scalable corrugated hose, can be at the in-process of inflation body 32 up-and-down motion, keep the stability of air feed.

Specifically, the magnetic telescopic mechanism 33 includes an electromagnetic coil component 331, a permanent magnet 332 and a spring 333, the top of the sliding shaft 322 is fixedly provided with the permanent magnet 332, the electromagnetic coil component 331 is fixedly arranged at the top of the hollow cylinder, the spring 333 is sleeved outside the permanent magnet 332, and two ends of the spring 333 are respectively fixedly connected with the sliding shaft 322 and the hollow cylinder, wherein the electromagnetic coil component 331 is connected with an external power supply, the attracting frequency of the electromagnetic coil component 331 to the permanent magnet 332 is adjusted by controlling the frequency of current in the electromagnetic coil component 331, when the electromagnetic coil component 331 is charged with magnetism, the permanent magnet 332 is attracted to drive the inflatable body 32 to move upwards, so that the air outlet needle 321 is contracted into the moving needle hole 3101, when the electromagnetic coil component 331 is de-energized and de-magnetized, the permanent magnet 332 is separated under the action of the spring 333 to drive the inflatable body 32 to move downwards, so, and exhausting is performed.

Specifically, the inside of the inflation body 32 has a cavity 3201 that is communicated with the air pipe 201, and the air outlet 3211 is communicated with the cavity 3201, so that the air input from the air pipe 201 can be discharged from the air outlet 3211.

Specifically, four sets of air outlet holes 3211 along the length direction of the air outlet needle 321 are uniformly distributed on the outer wall of each air outlet needle 321, a sealing ring 311 is fixedly mounted on the inner side wall of the needle hole 3101, the air outlet holes 3211 are in sealing connection with the air disc shell 31 through the sealing ring 311, when the air outlet needle 321 is contracted into the needle hole 3101, the air outlet holes 3211 are in contact with the sealing ring 311, so that the gas in the inflatable body 32 is in a sealing state, the internal pressure is increased, when the air outlet needle 321 is pressed out from the needle hole 3101 again, the air pressure inside the inflatable body 32 is increased, the gas is pressed out, and the dispersion range of bubbles is enlarged.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the air pump is connected through the air transmission frame 2, the magnetic suction telescopic mechanism 33 is electrically connected with an external power supply, the frequency of the attraction of the electromagnetic coil component 331 to the permanent magnet 332 is adjusted by controlling the frequency of the current in the electromagnetic coil component 331, when the electromagnetic coil component 331 is charged and magnetized, the permanent magnet 332 is attracted, the inflatable body 32 is driven to move upwards, the air outlet needle 321 is contracted into the moving needle hole 3101, when the electromagnetic coil component 331 is in power failure and demagnetized, the permanent magnet 332 is separated under the action of the spring 333 to drive the inflatable body 32 to move downwards, the air outlet needle 321 extends out of the moving needle hole 3101 to exhaust, thereby the air outlet needle 321 can move telescopically in the needle hole 3101, the condition that the needle hole 3101 is blocked is avoided, when the air outlet needle 321 is contracted into the needle hole 3101, the air outlet hole 3211 is contacted with the sealing ring 311, and the air in the inflatable body 32 is in a sealing, internal pressure increases, and when outlet needle 321 is pushed out again from needle hole 3101, the internal air pressure of inflatable body 32 increases, pushes out gas, increases the dispersion range of bubbles, and can prevent outlet hole 3211 from blocking, and for current aeration structure, the diffusion area of bubbles can be increased, the volume of bubbles is reduced, and the pore blocking can be prevented.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides an aeration equipment for waste water treatment, includes aeration tank (1), lays in gas transmission frame (2) of aeration tank (1) bottom and install a plurality of aeration dish (3) on gas transmission frame (2), its characterized in that: aeration dish (3) include gas disc shell (31), aerify body (32) and magnetism inhale telescopic machanism (33), gas disc shell (31) are round platform shape, gas disc shell (31) are invertd and are installed on gas transmission frame (2), the top of gas disc shell (31) has upper end confined hollow cylinder, gas disc shell (31) pass through hollow cylinder with gas transmission frame (2) fixed connection, aerify body (32) movable mounting in the inside of gas disc shell (31), seted up a plurality of on gas disc shell (31) and run through needle head hole (3101) of gas disc shell (31), correspond on the lateral wall of aerifing body (32) needle head hole (3101) install out gas syringe needle (321), needle head hole (3101) run through aerify body (32), and with aerify body (32) fixed connection, aerify body (32) with reserve between gas dish shell (31) has the confession aerify movable chamber (3102) of body (32) activity from top to bottom, the top intermediate position department of aerifing body (32) is fixed with slip axle (322), slip axle (322) run through gas dish shell (31) stretch into to in the hollow cylinder, magnetic attraction telescopic machanism (33) are installed hollow cylinder's top, so that aerify body (32) are in activity from top to bottom in the gas dish shell (31), set up evenly distributed's venthole (3211) on the lateral wall of syringe needle (321) of giving vent to anger.

2. An aeration apparatus for wastewater treatment according to claim 1, characterized in that: a plurality of branch pipes (21) are installed on two sides of the gas transmission frame (2), the branch pipes (21) are fixedly connected with the hollow cylinder, and the branch pipes (21) are distributed along the length direction of the aeration tank (1).

3. An aeration apparatus for wastewater treatment according to claim 2, characterized in that: the inside fixed mounting of bypass pipe (21) has air-supply pipe (201), air-supply pipe (201) run through sliding shaft (322), and with sliding shaft (322) fixed connection.

4. An aeration apparatus for wastewater treatment according to claim 3, characterized in that: the gas transmission pipe (201) is a telescopic corrugated hose.

5. An aeration apparatus for wastewater treatment according to claim 1, characterized in that: the telescopic mechanism (33) is inhaled to magnetism includes electromagnetic coil subassembly (331), permanent magnet (332) and spring (333), the top fixed mounting of sliding shaft (322) has permanent magnet (332), electromagnetic coil subassembly (331) fixed mounting be in the hollow cylinder top, spring (333) cover is established the outside of permanent magnet (332), and both ends respectively with sliding shaft (322), hollow cylinder fixed connection.

6. An aeration apparatus for wastewater treatment according to claim 3, characterized in that: the inside of the inflatable body (32) is provided with a cavity (3201) communicated with the air conveying pipe (201), and the air outlet (3211) is communicated with the cavity (3201).

7. An aeration apparatus for wastewater treatment according to claim 1, characterized in that: four groups of air outlet holes (3211) along the length direction of the air outlet needle head (321) are uniformly distributed on the outer wall of each air outlet needle head (321).

8. An aeration apparatus for wastewater treatment according to claim 7, characterized in that: and a sealing ring (311) is fixedly installed on the inner side wall of the needle hole (3101), and the air outlet hole (3211) is hermetically connected with the air disc shell (31) through the sealing ring (311).